@import"https://fonts.googleapis.com/css2?family=Caveat+Brush&family=Kalam:wght@300;400;700&family=Kaushan+Script&family=Mogra&family=Poppins:wght@400;500;600;700;800&subset=latin,latin-ext&display=swap";:where(.brand-lockup){display:inline-flex;align-items:center;justify-content:center;gap:var(--brand-lockup-gap, calc(var(--brand-symbol-scale, 1.6) * var(--brand-gap-scale, .1) * 1em))}.brand-lockup--image{display:block;flex:none;width:var(--brand-lockup-image-width, 240px);max-width:100%;height:auto;object-fit:contain;-webkit-user-select:none;user-select:none}:where(.brand-lockup__symbol){position:relative;display:inline-block;flex:none;width:var(--brand-lockup-symbol-size, calc(var(--brand-symbol-scale, 1.6) * 1em));height:var(--brand-lockup-symbol-size, calc(var(--brand-symbol-scale, 1.6) * 1em))}.brand-lockup__symbol-image{position:absolute;top:0;right:0;bottom:0;left:0;display:block;width:100%;height:100%;max-width:none;object-fit:contain;-webkit-user-select:none;user-select:none}.brand-lockup__symbol-stage{position:absolute;top:0;right:0;bottom:0;left:0;display:block;width:100%;height:100%}.brand-lockup__symbol-button,.brand-lockup__symbol-link{display:inline-flex;flex:none;align-items:center;justify-content:center;padding:0;border:0;background:transparent;color:inherit;font:inherit;line-height:0}.brand-lockup__symbol-button{cursor:pointer}.brand-lockup__symbol-button:disabled{cursor:default}.brand-lockup__symbol-button:focus-visible,.brand-lockup__symbol-link:focus-visible,.brand-lockup__wordmark-link:focus-visible{outline:2px solid var(--brand-primary);outline-offset:4px;border-radius:4px}.brand-lockup__wordmark-link{color:inherit;text-decoration:none}:where(.brand-lockup__wordmark){position:relative;top:var(--brand-wordmark-offset, 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.site-footer__paper-notes{position:absolute;top:0;right:0;bottom:54px;left:0;width:min(850px,100%);margin-inline:auto;pointer-events:none}.site-footer--paper .site-footer__paper-note{--sticky-note-static-width: 100%;--sticky-note-copy-size: 1.18rem;--sticky-note-copy-font: var(--dl-font-handwriting);--sticky-note-copy-weight: 400;--sticky-note-padding: 22px 24px;pointer-events:auto}.site-footer--paper .site-footer__note-placement{position:absolute}.site-footer--paper .site-footer__note-placement--first{top:8%;left:9%;width:235px}.site-footer--paper .site-footer__note-placement--second{right:4%;bottom:0;width:330px}.site-footer--paper .site-footer__paper-note--first{--sticky-note-transform: rotate(-7deg)}.site-footer--paper .site-footer__paper-note--second{--sticky-note-transform: rotate(4deg)}.site-footer--paper .site-footer__meta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;width:100%;border:0;padding:0;color:var(--dl-environment-muted)}.site-footer--paper .site-footer__legal,.site-footer--paper .site-footer__meta-year{margin:0;font:400 .75rem/1.7 var(--dl-font-ui)}.site-footer--paper .site-footer__legal a{color:inherit;text-decoration:none}.site-footer--paper .site-footer__legal a:hover{text-decoration:underline;text-underline-offset:3px}.site-footer--paper .site-footer__legal a:focus-visible{outline:2px solid currentColor;outline-offset:2px;border-radius:2px}.site-footer.site-footer--paper.site-footer--flow{position:relative;inset:auto;padding:48px max(28px,calc((100vw - 1140px)/2)) 28px}.site-footer--flow .site-footer__inner{height:auto;gap:30px}.site-footer--flow .site-footer__brand-block{position:static;transform:none}.site-footer--flow .site-footer__paper-notes:empty{display:none}@media (min-width: 1025px) and (max-height: 850px){.site-footer--paper .site-footer__paper-notes{bottom:42px}.site-footer--paper .site-footer__paper-note{--sticky-note-copy-size: 1.05rem;--sticky-note-padding: 18px 22px}.site-footer--paper .site-footer__note-placement--first{top:5%}}@media (max-width: 1024px){.site-footer.site-footer--paper{position:relative;inset:auto;padding:48px 30px 28px}.site-footer--paper .site-footer__inner{height:auto;gap:30px}.site-footer--paper .site-footer__brand-block{position:static;transform:none}.site-footer--paper .site-footer__paper-notes{position:relative;inset:auto;display:flex;align-items:flex-start;justify-content:center;gap:28px;padding:8px 0 12px}.site-footer--paper .site-footer__note-placement{position:relative;inset:auto;max-width:100%}.site-footer--paper .site-footer__note-placement--first{margin:0}.site-footer--paper .site-footer__note-placement--second{margin-top:36px}}@media (max-width: 640px){.site-footer--paper .site-footer__brand-name{font-size:clamp(2.7rem,14vw,5rem)}.site-footer--paper .site-footer__brand-logo{width:clamp(3.5rem,15vw,6rem);height:clamp(3.5rem,15vw,6rem)}.site-footer--paper .site-footer__paper-notes{flex-direction:column}.site-footer--paper .site-footer__note-placement--second{align-self:flex-end;margin-top:32px;max-width:280px}.site-footer--paper .site-footer__paper-note--second{--course-button-padding: 12px 13px}.site-footer--paper .site-footer__meta{justify-content:center;text-align:center}}.theme-pin-switch{--theme-pin-accent: var(--dl-checkpoint-task-accent);--theme-pin-size: 20px;--theme-pin-lift: 6px;--theme-pin-travel: 13px;--theme-pin-slot-height: 11px;--theme-pin-slot-floor: color-mix(in srgb, var(--dl-environment-ink) 11%, transparent);--theme-pin-slot-wall: rgba(var(--dl-shadow-paper-rgb), .3);--theme-pin-slot-lip: var(--dl-theme-switch-slot-lip);--theme-pin-cast: rgba(var(--dl-shadow-paper-rgb), 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.theme-pin-switch__pin-position{transform:translate(var(--theme-pin-travel))}.theme-pin-switch__pin-position:before{position:absolute;top:-3px;left:-8px;width:18px;height:8px;border-radius:50%;background:radial-gradient(closest-side,var(--theme-pin-cast),transparent);content:"";filter:blur(1px);transform:translate(2px);transition:opacity .16s ease,transform .16s ease}.theme-pin-switch__pin{position:absolute;z-index:1;top:calc(var(--theme-pin-size) * -.85 - var(--theme-pin-lift) + 5px);left:calc(var(--theme-pin-size) / -2);display:block;width:var(--theme-pin-size);height:calc(var(--theme-pin-size) * .85);border-radius:50%;background:radial-gradient(ellipse 70% 72% at 36% 32%,var(--dl-checkpoint-pin-light) 0 8%,var(--dl-checkpoint-pin-mid) 22% 34%,var(--theme-pin-accent) 58% 80%,var(--dl-checkpoint-pin-dark) 100%);box-shadow:0 3px 0 -.5px color-mix(in srgb,var(--dl-checkpoint-pin-dark) 82%,var(--theme-pin-accent)),0 3px 0 0 var(--dl-checkpoint-pin-edge),0 4px 3px 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url("data:image/svg+xml,%3csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%20330%2060'%20preserveAspectRatio='none'%3e%3cpath%20d='M0%200H330C302%200%20293%2010%20281%2027C270%2044%20255%2060%20228%2060H18C8%2060%200%2052%200%2042Z'/%3e%3c/svg%3e")}.site-nav.site-nav--paper{position:sticky;top:0;z-index:100;isolation:isolate;box-sizing:border-box;width:min(1520px,calc(100% - 16px));max-width:none;height:76px;margin:0 auto;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--dl-environment-ink);filter:drop-shadow(0 4px 5px rgba(var(--dl-shadow-ink-rgb),.1)) drop-shadow(var(--dl-navbar-shadow))}.site-nav.site-nav--paper[data-theme]{border:0;background:transparent;color:var(--dl-environment-ink)}.site-nav.site-nav--paper:before{content:"";position:absolute;z-index:-2;top:0;right:0;bottom:0;left:0;border-radius:0 0 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.site-nav__brand[data-brand-intro]>*{visibility:hidden}.site-nav.site-nav--paper .site-nav__brand[data-brand-handoff]>.brand-lockup--image{clip-path:inset(0 0 0 calc(var(--brand-lockup-image-width) * 222 / 800))}.site-nav.site-nav--paper .site-nav__brand-handoff-symbol{--brand-lockup-symbol-size: calc(var(--brand-lockup-image-width) * 222 / 800);position:absolute;left:0;top:50%;translate:0 -50%;pointer-events:none}.site-nav.site-nav--paper .site-nav__brand-group{display:grid;grid-template-columns:minmax(var(--course-rail-column, 264px),max-content) minmax(0,1fr);align-items:center;min-width:0;gap:0;padding-right:24px}.site-nav.site-nav--paper .site-nav__links{display:flex;align-items:center;justify-content:center;gap:clamp(18px,2.4vw,34px)}.site-nav.site-nav--paper :is(.site-nav__links a,.site-nav__mobile-link){--marker-underline-height: 0em;--marker-underline-sweep-height: .55em;--marker-underline-sweep-mix: 82%;--marker-underline-color: var(--topbar-route-accent, var(--dl-highlighter-yellow));display:inline-flex;align-items:center;min-height:44px;color:var(--dl-environment-ink);font:650 1.3rem/1.2 var(--dl-font-ui);text-decoration:none;white-space:nowrap}.site-nav.site-nav--paper :is(.site-nav__links a,.site-nav__mobile-link):is(:hover,:focus-visible,[aria-current=page]){--marker-underline-sweep: 1;opacity:1}.site-nav.site-nav--paper [data-route=kurzy]{--topbar-route-accent: var(--dl-cyan)}.site-nav.site-nav--paper [data-route=podcast]{--topbar-route-accent: var(--dl-green)}.site-nav.site-nav--paper [data-route=o-mne]{--topbar-route-accent: var(--dl-highlighter-yellow)}.site-nav.site-nav--paper .site-nav__actions{justify-self:end;min-width:0;display:flex;flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:12px}.site-nav.site-nav--paper .site-nav__auth-trigger{--course-button-min-height: 44px;--course-button-padding: 10px 21px;--course-button-font-size: 1.1rem;--course-secondary-button-accent: 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var(--dl-environment-line-strong);border-radius:3px;background:var(--dl-worksheet-paper);box-shadow:0 6px 14px -6px rgba(var(--dl-shadow-paper-rgb),.35)}.site-nav.site-nav--paper .site-nav__mobile-link:nth-child(odd){rotate:-.8deg}.site-nav.site-nav--paper .site-nav__mobile-link:nth-child(2n){rotate:.7deg}.site-nav.site-nav--paper :is(a,button):focus-visible{outline:3px solid color-mix(in srgb,var(--dl-highlighter-yellow) 55%,var(--dl-environment-ink));outline-offset:3px}.site-nav.site-nav--paper .module-index{position:absolute;z-index:2;top:calc(100% + 7px);left:24px;width:218px;color:var(--dl-environment-ink);pointer-events:none}.site-nav.site-nav--paper .module-index__title,.site-nav.site-nav--paper .module-index__meta{display:block;font-family:var(--dl-font-mono, ui-monospace, monospace);line-height:1.6}.site-nav.site-nav--paper .module-index__title{color:var(--dl-lesson-module-accent);font-size:.82rem;font-weight:800;letter-spacing:.035em}.site-nav.site-nav--paper 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monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: #454a45;--dl-worksheet-input-paper: rgba(255, 255, 255, .045);--dl-worksheet-input-ruling: repeating-linear-gradient(to bottom, transparent 0 27px, rgba(190, 196, 187, .16) 27px 28px);--dl-worksheet-rating-ink: #c5c3bc;--dl-worksheet-tab-ink: #d4d0c7;--dl-worksheet-preview-label: #bbb9b2;--dl-worksheet-preview-ink: #cbc8bf;--dl-worksheet-nav-ink: #cbc8bf;--dl-worksheet-placeholder: #9f9e98;--dl-worksheet-control-paper: #272a27;--dl-worksheet-stamp-ink: #e0dcd3;--dl-worksheet-action-copy: #d1cec5;--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--dl-sticky-close-ink: #cbd0ca;--dl-sticky-rule: #c6b45a;--dl-sticky-rule-soft: rgba(218, 201, 111, .22);--dl-checkpoint-guided-paper: #201f1d;--dl-checkpoint-guided-ink: #eee8dc;--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(0, 0, 0, .5), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(0, 0, 0, .5), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(0, 0, 0, .2));--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(0, 0, 0, .12) calc(56% - 1px) , rgba(255, 255, 255, .06) 56%, transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .05), transparent 55%, rgba(0, 0, 0, .12)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(0, 0, 0, .2), transparent 70%), var(--dl-thought-noise);--dl-checkpoint-prompt-base: rgba(29, 29, 28, .98);--dl-checkpoint-prompt-rule: rgba(160, 196, 240, .1);--dl-checkpoint-prompt-ink: #f0e7df;--dl-checkpoint-prompt-ink-blend: normal;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(240, 231, 223, .25);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(0, 0, 0, .5)) drop-shadow(0 .3rem .6rem rgba(0, 0, 0, .3));--dl-portable-prompt-paper: var(--dl-checkpoint-prompt-paper);--dl-practice-ink: var(--dl-worksheet-ink);--dl-practice-pen: #d9e0dd;--dl-practice-blue-paper: #102a31;--dl-practice-warm-paper: #2a211f;--dl-practice-yellow-paper: #c8b800;--dl-practice-subtle-paper: #232623;--dl-practice-choice-paper: rgba(255, 255, 255, .035);--dl-practice-input-paper: rgba(255, 255, 255, .04);--dl-practice-warning-paper: #29251a;--dl-practice-on-accent: #171012;--dl-practice-ruling: rgba(210, 219, 216, .1);--dl-practice-dialog-backdrop: rgba(0, 0, 0, .62);--dl-practice-dialog-shadow: 0 16px 50px rgba(0, 0, 0, .48)}.expanded-textarea-dialog{position:fixed;top:0;right:0;bottom:0;left:0;width:min(860px,92vw);max-width:92vw;max-height:85vh;margin:auto;padding:0;overflow:hidden;overscroll-behavior:contain;border:1px solid var(--pw-line-strong, var(--dl-line-strong));border-top:4px solid var(--pw-red, var(--dl-deep-red, currentColor));border-radius:3px 6px 5px 3px;background:var(--pw-paper, var(--dl-worksheet-paper, var(--dl-paper)));color:var(--pw-ink, var(--dl-ink));box-shadow:var(--pw-dialog-shadow, var(--dl-shadow-soft));font-family:var(--pw-font, var(--font-ui, var(--dl-font-ui)));animation:expanded-textarea-dialog-in .18s ease-out}.expanded-textarea-dialog::backdrop{background:var(--pw-dialog-backdrop, rgba(20, 26, 35, .38));animation:expanded-textarea-backdrop-in .18s ease-out}.expanded-textarea-dialog__card{display:flex;max-height:85vh;flex-direction:column;gap:.75rem;padding:clamp(18px,3.5vw,30px)}.expanded-textarea-dialog__title{margin:0;font-size:clamp(1.05rem,2.4vw,1.3rem);font-weight:650;line-height:1.3}.expanded-textarea-dialog .expanded-textarea-dialog__field[data-auto-textarea]{--auto-textarea-min-height: min(40vh, 18rem);--auto-textarea-max-height: calc(85vh - 11rem) ;--auto-textarea-overflow-y: auto;min-height:var(--auto-textarea-min-height);max-height:var(--auto-textarea-max-height);overflow-y:auto;mask-image:none;-webkit-mask-image:none}.expanded-textarea-dialog__actions{display:flex;justify-content:flex-end}@keyframes expanded-textarea-dialog-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes expanded-textarea-backdrop-in{0%{opacity:0}to{opacity:1}}@media (max-width: 600px){.expanded-textarea-dialog{inset:auto 0 0 0;width:100vw;max-width:100vw;max-height:92dvh;margin:0;border-radius:8px 8px 0 0}.expanded-textarea-dialog__card{max-height:92dvh}.expanded-textarea-dialog .expanded-textarea-dialog__field[data-auto-textarea]{--auto-textarea-max-height: calc(92dvh - 11rem) }.expanded-textarea-dialog__actions .primary-button{width:100%}}@media (prefers-reduced-motion: reduce){.expanded-textarea-dialog,.expanded-textarea-dialog::backdrop{animation:none}}:where(.public-paper-layout,.paper-presentation,.auth-card--paper) .stamp-ink{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;display:flex;align-items:center;justify-content:center;border-radius:50%;opacity:0;visibility:hidden;pointer-events:none;background:transparent!important;box-shadow:none!important;mix-blend-mode:multiply;filter:url(#rubber-stamp-filter);transform:translate(var(--stamp-x, 0px),var(--stamp-y, 0px)) rotate(var(--stamp-rot, 0deg));transition:opacity .14s ease,visibility .14s ease;box-sizing:border-box}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: #454a45;--dl-worksheet-input-paper: rgba(255, 255, 255, .045);--dl-worksheet-input-ruling: repeating-linear-gradient(to bottom, transparent 0 27px, rgba(190, 196, 187, .16) 27px 28px);--dl-worksheet-rating-ink: #c5c3bc;--dl-worksheet-tab-ink: #d4d0c7;--dl-worksheet-preview-label: #bbb9b2;--dl-worksheet-preview-ink: #cbc8bf;--dl-worksheet-nav-ink: #cbc8bf;--dl-worksheet-placeholder: #9f9e98;--dl-worksheet-control-paper: #272a27;--dl-worksheet-stamp-ink: #e0dcd3;--dl-worksheet-action-copy: #d1cec5;--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--dl-sticky-close-ink: #cbd0ca;--dl-sticky-rule: #c6b45a;--dl-sticky-rule-soft: rgba(218, 201, 111, .22);--dl-checkpoint-guided-paper: #201f1d;--dl-checkpoint-guided-ink: #eee8dc;--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(0, 0, 0, .5), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(0, 0, 0, .5), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(0, 0, 0, .2));--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(0, 0, 0, .12) calc(56% - 1px) , rgba(255, 255, 255, .06) 56%, transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .05), transparent 55%, rgba(0, 0, 0, .12)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(0, 0, 0, .2), transparent 70%), var(--dl-thought-noise);--dl-checkpoint-prompt-base: rgba(29, 29, 28, .98);--dl-checkpoint-prompt-rule: rgba(160, 196, 240, .1);--dl-checkpoint-prompt-ink: #f0e7df;--dl-checkpoint-prompt-ink-blend: normal;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(240, 231, 223, .25);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(0, 0, 0, .5)) drop-shadow(0 .3rem .6rem rgba(0, 0, 0, .3));--dl-portable-prompt-paper: var(--dl-checkpoint-prompt-paper);--dl-practice-ink: var(--dl-worksheet-ink);--dl-practice-pen: #d9e0dd;--dl-practice-blue-paper: #102a31;--dl-practice-warm-paper: #2a211f;--dl-practice-yellow-paper: #c8b800;--dl-practice-subtle-paper: #232623;--dl-practice-choice-paper: rgba(255, 255, 255, .035);--dl-practice-input-paper: rgba(255, 255, 255, .04);--dl-practice-warning-paper: #29251a;--dl-practice-on-accent: #171012;--dl-practice-ruling: rgba(210, 219, 216, .1);--dl-practice-dialog-backdrop: rgba(0, 0, 0, .62);--dl-practice-dialog-shadow: 0 16px 50px rgba(0, 0, 0, .48)}.checkpoint-choice-marker[data-choice-marker][data-state]{position:relative;display:inline-grid;flex:0 0 var(--choice-marker-size, 1.22rem);width:var(--choice-marker-size, 1.22rem);min-width:var(--choice-marker-size, 1.22rem);height:var(--choice-marker-size, 1.22rem);padding:0;place-items:center;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--choice-marker-tone, var(--checkpoint-accent, var(--checkpoint-tone, var(--course-accent, var(--dl-choice-marker-default)))));pointer-events:none}.checkpoint-choice-marker[data-choice-marker][data-choice-marker-shape=square]{border:1px solid currentColor;border-radius:2px}.checkpoint-choice-marker[data-choice-marker][data-choice-marker-shape=square] :is(.checkpoint-choice-marker__ring,.checkpoint-choice-marker__fill){display:none}[data-choice-marker][data-state]>svg{display:block;width:100%;height:100%;overflow:visible}.checkpoint-choice-marker[data-choice-marker][data-state]>svg>path{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;vector-effect:none}.checkpoint-choice-marker[data-choice-marker][data-state] .checkpoint-choice-marker__fill{stroke-width:2.4;stroke:var(--choice-marker-fill-tone, currentColor);opacity:var(--choice-marker-fill-opacity, 0)}.checkpoint-choice-marker[data-choice-marker][data-state=selected] .checkpoint-choice-marker__fill{opacity:var(--choice-marker-fill-opacity, .42);animation:checkpoint-marker-hatch-in .18s ease-out both}[data-choice-marker][data-state] .checkpoint-choice-marker__ring--first{stroke-width:1.35;opacity:var(--choice-marker-ring-primary-opacity, .7)}[data-choice-marker][data-state] .checkpoint-choice-marker__ring--second{display:var(--choice-marker-ring-secondary-display, inline);stroke-width:.7;stroke-dasharray:14 3 7 5;opacity:var(--choice-marker-ring-secondary-opacity, .35)}.checkpoint-choice-marker[data-choice-marker][data-state] .checkpoint-choice-marker__mark{stroke:var(--choice-marker-mark-tone, currentColor);stroke-width:2.8;opacity:0}.checkpoint-choice-marker[data-choice-marker][data-state=correct] .checkpoint-choice-marker__check{stroke:var(--choice-marker-check-tone, var(--choice-marker-mark-tone, currentColor))}.checkpoint-choice-marker[data-choice-marker][data-state=correct] .checkpoint-choice-marker__check,.checkpoint-choice-marker[data-choice-marker][data-state=incorrect] .checkpoint-choice-marker__cross{opacity:1;animation:checkpoint-marker-correction-in .22s cubic-bezier(.2,.9,.3,1.15) both}.checkpoint-choice-marker[data-choice-marker][data-state] .checkpoint-choice-marker__mark--second{stroke-width:.9;opacity:0}[data-choice-marker][data-state=correct] .checkpoint-choice-marker__check.checkpoint-choice-marker__mark--second,[data-choice-marker][data-state=incorrect] .checkpoint-choice-marker__cross.checkpoint-choice-marker__mark--second{opacity:.48;animation:checkpoint-marker-correction-detail-in .22s 45ms cubic-bezier(.2,.9,.3,1.15) both}.checkpoint-choice-marker[data-choice-marker][data-choice-marker-shape=square][data-state=selected][data-choice-marker-selected-check] .checkpoint-choice-marker__check{opacity:1}.checkpoint-choice-marker[data-choice-marker][data-choice-marker-shape=square][data-state=selected][data-choice-marker-selected-check] .checkpoint-choice-marker__check.checkpoint-choice-marker__mark--second{opacity:.48}[data-choice-marker]:is([data-state=correct],[data-state=incorrect]) .checkpoint-choice-marker__ring{opacity:.16}.checkpoint-choice-marker[data-choice-marker][data-state=correct]{color:var(--choice-marker-success, var(--worksheet-marker-success, var(--dl-worksheet-success)))}.checkpoint-choice-marker[data-choice-marker][data-state=incorrect]{color:var(--choice-marker-correction, var(--worksheet-marker-correction, var(--dl-worksheet-correction)))}@keyframes checkpoint-marker-hatch-in{0%{opacity:0;stroke-dasharray:400;stroke-dashoffset:400}to{opacity:var(--choice-marker-fill-opacity, .42);stroke-dasharray:400;stroke-dashoffset:0}}@keyframes checkpoint-marker-correction-in{0%{opacity:0;stroke-dasharray:400;stroke-dashoffset:400}to{opacity:1;stroke-dasharray:400;stroke-dashoffset:0}}@keyframes checkpoint-marker-correction-detail-in{0%{opacity:0;stroke-dasharray:400;stroke-dashoffset:400}to{opacity:.48;stroke-dasharray:400;stroke-dashoffset:0}}@media (forced-colors: active){.checkpoint-choice-marker[data-choice-marker][data-state]{color:CanvasText}}@media (prefers-reduced-motion: reduce){.checkpoint-choice-marker[data-choice-marker][data-state] :is(.checkpoint-choice-marker__fill,.checkpoint-choice-marker__mark){animation:none}}:where(.public-paper-layout,.paper-presentation,.auth-card--paper) .stamp-ink{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;display:flex;align-items:center;justify-content:center;border-radius:50%;opacity:0;visibility:hidden;pointer-events:none;background:transparent!important;box-shadow:none!important;mix-blend-mode:multiply;filter:url(#rubber-stamp-filter);transform:translate(var(--stamp-x, 0px),var(--stamp-y, 0px)) rotate(var(--stamp-rot, 0deg));transition:opacity .14s ease,visibility .14s ease;box-sizing:border-box}.marker{--marker-clip-path: polygon(1% 18%, 98% 4%, 100% 78%, 73% 91%, 38% 81%, 2% 96%);--marker-paint-height: .82em;--marker-offset-compact: .27em;--marker-offset-high: .12em;--marker-offset-low: -.16em;--marker-offset: 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+ 60px) calc(100% + 60px),-60px calc(100% + 60px));transform:rotate(-.5deg)}.main-thought__paper:after{position:absolute;top:calc(50% + 3rem);right:1rem;color:transparent;background:linear-gradient(92deg,transparent 0 4%,color-mix(in srgb,var(--main-thought-accent, var(--course-accent, var(--dl-lesson-module-accent))) 82%,transparent) 5% 96%,transparent 97%) 0 8% / 100% 28% no-repeat,linear-gradient(88deg,transparent 0 2%,color-mix(in srgb,var(--main-thought-accent, var(--course-accent, var(--dl-lesson-module-accent))) 72%,transparent) 3% 98%,transparent 99%) 0 40% / 100% 29% no-repeat,linear-gradient(93deg,transparent 0 5%,color-mix(in srgb,var(--main-thought-accent, var(--course-accent, var(--dl-lesson-module-accent))) 78%,transparent) 6% 95%,transparent 96%) 0 72% / 100% 28% no-repeat;-webkit-background-clip:text;background-clip:text;content:var(--main-thought-mark, "!");font-family:var(--dl-font-marker);font-size:12rem;font-weight:400;line-height:1;transform:translateY(-50%) rotate(7deg)}.main-thought>.main-thought__paper>.main-thought__label{position:absolute;top:-30px;left:var(--main-thought-label-left, 34px);z-index:2;margin:0;padding:var(--main-thought-label-padding, 16.5px 33px 15px);color:var(--main-thought-label-ink, var(--dl-thought-label-ink));font-family:var(--main-thought-label-font, var(--dl-font-marker));font-size:var(--main-thought-label-size, 1.4rem);font-weight:800;letter-spacing:.05em;line-height:1.1;text-transform:uppercase;transform:rotate(-1.35deg);white-space:nowrap;background:var(--main-thought-label-background, var(--dl-thought-label));box-shadow:none;clip-path:polygon(0 3%,2.2% 17%,.4% 32%,2.6% 49%,.3% 65%,2.1% 81%,0 97%,100% 99%,97.9% 85%,99.7% 69%,97.6% 52%,99.8% 36%,97.9% 19%,100% 1%)}.main-thought .marker{--marker-offset-high: .3em}[data-theme=dark] .main-thought{--marker-ink: var(--dl-highlighter-ink)}[data-theme=dark] .main-thought .marker{--marker-offset-high: clamp(-.06em, calc(1.24em - 1lh) , .24em)}.main-thought__paper p{max-width:850px;margin:0;color:var(--main-thought-ink);font-family:var(--main-thought-font, var(--dl-font-handwriting));font-size:var(--_main-thought-size);font-weight:400;letter-spacing:0;line-height:var(--_main-thought-rule);text-align:left}.main-thought__paper p~p{font-size:var(--main-thought-detail-size, var(--_main-thought-size))}.main-thought{--paper-placement-duration: .7s;--ink-text-start: .85s;--ink-word-step: 60ms;--ink-word-duration: .26s;--ink-label-start: .72s;--ink-label-duration: .38s;--ink-marker-gap: .1s;--ink-marker-duration: .65s;--ink-detail-delay: .65s;--ink-detail-duration: .56s;--_ink-step: var(--ink-word-step);--_ink-text-start: max(0ms, calc(var(--ink-text-start) - var(--ink-placement-elapsed, 0ms)));--_ink-text-end: calc(var(--_ink-text-start) + max(0, var(--main-thought-words, 0) - 1) * var(--_ink-step) + var(--ink-word-duration))}.main-thought[data-ink=drawn] 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.main-thought__paper{transition-duration:.62s,var(--paper-placement-duration);transition-property:opacity,transform;transition-timing-function:ease-out,cubic-bezier(.2,1.3,.4,1)}.main-thought[data-ink=pending] .main-thought__sheet,.main-thought[data-ink=pending]:before{transform:none}.main-thought[data-ink=drawn] .main-thought__sheet,.main-thought[data-ink=drawn]:before{transition-delay:.25s}.main-thought:is([data-ink=pending],[data-ink=placing])>.main-thought__paper>.main-thought__label{opacity:0;transform:translateY(-34px) scale(1.4) rotate(-9deg)}.main-thought[data-ink=drawn]>.main-thought__paper>.main-thought__label{transition-delay:max(0ms,calc(var(--ink-label-start) - var(--ink-placement-elapsed, 0ms)));transition-duration:var(--ink-label-duration);transition-timing-function:cubic-bezier(.3,1.8,.5,1)}.main-thought__word{display:inline-block}.main-thought:is([data-ink=pending],[data-ink=placing]) .main-thought__word{opacity:0;transform:translateY(.25em)}.main-thought[data-ink=drawn] .main-thought__word{transition-delay:calc(var(--_ink-text-start) + var(--word) * var(--_ink-step));transition-duration:var(--ink-word-duration);transition-timing-function:ease-out}.main-thought[data-ink=drawn] .marker[data-marker-paint=lines]{transition:background-size var(--ink-marker-duration) cubic-bezier(.3,.7,.3,1) calc(var(--_ink-text-end) + var(--ink-marker-gap))}.main-thought:is([data-ink=pending],[data-ink=placing]) .marker[data-marker-paint=lines]{background-size:0% var(--_marker-pass-height),0% var(--_marker-pass-height)}.main-thought:is([data-ink=pending],[data-ink=placing]) .main-thought__paper:after{opacity:0;rotate:-30deg;scale:.2}.main-thought[data-ink=drawn] .main-thought__paper:after{transition-delay:calc(var(--_ink-text-end) + var(--ink-detail-delay));transition-duration:var(--ink-detail-duration);transition-timing-function:cubic-bezier(.3,1.8,.5,1)}.main-thought--custom-decoration .main-thought__paper:after{content:none}.main-thought__decoration{position:absolute;right:1.1rem;bottom:1rem;width:clamp(4rem,12cqi,6rem);color:var(--main-thought-accent, var(--course-accent, var(--dl-lesson-module-accent)));transform:rotate(-8deg)}.main-thought__decoration svg{display:block;width:100%;height:auto;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2.5}@media (max-width: 760px){.main-thought{margin-top:60px;padding-right:8px}.main-thought__paper{min-height:0;padding:52px 28px 38px}}@media (max-width: 620px){.main-thought__paper{padding:50px 22px 34px}.main-thought>.main-thought__paper>.main-thought__label{top:-28.5px;left:18px;padding:15px 24px 13.5px;font-size:1.34rem}.main-thought__paper{--_main-thought-size: var(--main-thought-font-size, clamp(1.22rem, 5.4vw, 1.5rem));--_main-thought-tear-start: 290px;--_main-thought-tear-end: calc(100% - 5.5rem) }.main-thought__paper:after{top:-2.1rem;right:.7rem;font-size:5.2rem;transform:rotate(9deg)}.main-thought__decoration{width:3.5rem}}@media (max-width: 350px){.main-thought>.main-thought__paper>.main-thought__label{white-space:normal}.main-thought__paper{padding-top:62px}}:where(.public-paper-layout,.paper-presentation,.auth-card--paper) .stamp-ink{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;display:flex;align-items:center;justify-content:center;border-radius:50%;opacity:0;visibility:hidden;pointer-events:none;background:transparent!important;box-shadow:none!important;mix-blend-mode:multiply;filter:url(#rubber-stamp-filter);transform:translate(var(--stamp-x, 0px),var(--stamp-y, 0px)) rotate(var(--stamp-rot, 0deg));transition:opacity .14s ease,visibility .14s ease;box-sizing:border-box}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 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1.15rem));font-weight:600;line-height:1.2;pointer-events:none;transform:rotate(-2deg)}:where(.public-paper-layout,.paper-presentation,.auth-card--paper) .stamp-ink{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;display:flex;align-items:center;justify-content:center;border-radius:50%;opacity:0;visibility:hidden;pointer-events:none;background:transparent!important;box-shadow:none!important;mix-blend-mode:multiply;filter:url(#rubber-stamp-filter);transform:translate(var(--stamp-x, 0px),var(--stamp-y, 0px)) rotate(var(--stamp-rot, 0deg));transition:opacity .14s ease,visibility .14s ease;box-sizing:border-box}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: #454a45;--dl-worksheet-input-paper: rgba(255, 255, 255, .045);--dl-worksheet-input-ruling: repeating-linear-gradient(to bottom, transparent 0 27px, rgba(190, 196, 187, .16) 27px 28px);--dl-worksheet-rating-ink: #c5c3bc;--dl-worksheet-tab-ink: #d4d0c7;--dl-worksheet-preview-label: #bbb9b2;--dl-worksheet-preview-ink: #cbc8bf;--dl-worksheet-nav-ink: #cbc8bf;--dl-worksheet-placeholder: #9f9e98;--dl-worksheet-control-paper: #272a27;--dl-worksheet-stamp-ink: #e0dcd3;--dl-worksheet-action-copy: #d1cec5;--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--dl-sticky-close-ink: #cbd0ca;--dl-sticky-rule: #c6b45a;--dl-sticky-rule-soft: rgba(218, 201, 111, .22);--dl-checkpoint-guided-paper: #201f1d;--dl-checkpoint-guided-ink: #eee8dc;--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(0, 0, 0, .5), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(0, 0, 0, .5), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(0, 0, 0, .2));--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(0, 0, 0, .12) calc(56% - 1px) , rgba(255, 255, 255, .06) 56%, transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .05), transparent 55%, rgba(0, 0, 0, .12)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(0, 0, 0, .2), transparent 70%), var(--dl-thought-noise);--dl-checkpoint-prompt-base: rgba(29, 29, 28, .98);--dl-checkpoint-prompt-rule: rgba(160, 196, 240, .1);--dl-checkpoint-prompt-ink: #f0e7df;--dl-checkpoint-prompt-ink-blend: normal;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(240, 231, 223, .25);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(0, 0, 0, .5)) drop-shadow(0 .3rem .6rem rgba(0, 0, 0, .3));--dl-portable-prompt-paper: var(--dl-checkpoint-prompt-paper);--dl-practice-ink: var(--dl-worksheet-ink);--dl-practice-pen: #d9e0dd;--dl-practice-blue-paper: #102a31;--dl-practice-warm-paper: #2a211f;--dl-practice-yellow-paper: #c8b800;--dl-practice-subtle-paper: #232623;--dl-practice-choice-paper: rgba(255, 255, 255, .035);--dl-practice-input-paper: rgba(255, 255, 255, .04);--dl-practice-warning-paper: #29251a;--dl-practice-on-accent: #171012;--dl-practice-ruling: rgba(210, 219, 216, .1);--dl-practice-dialog-backdrop: rgba(0, 0, 0, .62);--dl-practice-dialog-shadow: 0 16px 50px rgba(0, 0, 0, .48)}.checkpoint-auto-textarea[data-auto-textarea],#worksheet.checkpoint-section--paper-tabs .designlab-native .checkpoint-auto-textarea[data-auto-textarea],.practice-worksheet .checkpoint-auto-textarea[data-auto-textarea]{--_auto-textarea-rule-color: var(--auto-textarea-rule-color, color-mix(in srgb, var(--_worksheet-line, var(--pw-line, var(--dl-line))) 65%, transparent));display:block;width:100%;min-width:0;max-width:100%;min-height:var(--auto-textarea-min-height, calc(var(--auto-textarea-rule-height, 2.05em) + .7rem));max-height:var(--auto-textarea-max-height, none);margin:0;padding:var(--auto-textarea-padding, .35rem 0);overflow-x:hidden;overflow-y:var(--auto-textarea-overflow-y, hidden);border:0;border-radius:0;outline:0;background-color:transparent;background-image:var(--auto-textarea-background-image, repeating-linear-gradient( to bottom, transparent 0, transparent calc(var(--auto-textarea-rule-height, 2.05em) - 1px), var(--_auto-textarea-rule-color) calc(var(--auto-textarea-rule-height, 2.05em) - 1px), var(--_auto-textarea-rule-color) var(--auto-textarea-rule-height, 2.05em) ));background-position:0 var(--auto-textarea-rule-offset, 0);background-size:100% var(--auto-textarea-rule-height, 2.05em);box-shadow:none;color:var(--auto-textarea-ink, var(--_worksheet-blue-ink, var(--pw-pen, var(--dl-worksheet-ink))));caret-color:var(--auto-textarea-accent, var(--checkpoint-accent, var(--pw-red, currentColor)));font-family:var(--auto-textarea-font, var(--font-ui, var(--dl-font-ui)));font-size:var(--auto-textarea-font-size, 18px);font-weight:var(--auto-textarea-font-weight, 400);line-height:var(--auto-textarea-line-height, 2.05);letter-spacing:var(--auto-textarea-letter-spacing, normal);overflow-wrap:var(--auto-textarea-overflow-wrap, anywhere);resize:none;-moz-tab-size:var(--auto-textarea-tab-size, 2);tab-size:var(--auto-textarea-tab-size, 2);white-space:var(--auto-textarea-white-space, pre-wrap)}.checkpoint-auto-textarea[data-auto-textarea][data-max-rows]{--auto-textarea-max-height: calc(var(--auto-textarea-max-rows, 4) * var(--auto-textarea-rule-height, 2.05em) + .7rem);--auto-textarea-overflow-y: hidden}.checkpoint-auto-textarea[data-auto-textarea][data-overflowing]:not(:focus){-webkit-mask-image:linear-gradient(to bottom,#000 calc(100% - 1.6em),transparent);mask-image:linear-gradient(to bottom,#000 calc(100% - 1.6em),transparent)}.checkpoint-auto-textarea__expand{--course-button-min-height: 36px;--course-tertiary-button-font-size: .86rem;align-self:flex-start;justify-self:start;width:fit-content}.checkpoint-auto-textarea[data-auto-textarea]:focus,#worksheet.checkpoint-section--paper-tabs .designlab-native .checkpoint-auto-textarea[data-auto-textarea]:focus,.practice-worksheet .checkpoint-auto-textarea[data-auto-textarea]:focus{--_auto-textarea-rule-color: var(--auto-textarea-focus-rule-color, color-mix(in srgb, var(--auto-textarea-accent, var(--checkpoint-accent, var(--pw-red, var(--dl-deep-red)))) 72%, transparent));border:0;outline:var(--auto-textarea-focus-outline, 0);outline-offset:var(--auto-textarea-focus-outline-offset, 2px);box-shadow:none}.checkpoint-auto-textarea[data-auto-textarea]:focus-visible,#worksheet.checkpoint-section--paper-tabs .designlab-native .checkpoint-auto-textarea[data-auto-textarea]:focus-visible,.practice-worksheet .checkpoint-auto-textarea[data-auto-textarea]:focus-visible{outline:var(--auto-textarea-focus-outline, 0)}.checkpoint-auto-textarea[data-auto-textarea]::placeholder{color:var(--auto-textarea-placeholder, var(--worksheet-placeholder, var(--pw-muted, var(--dl-worksheet-placeholder))));opacity:.78}.checkpoint-auto-textarea[data-auto-textarea]:disabled{color:var(--auto-textarea-disabled-ink, var(--pw-muted, var(--dl-muted)));cursor:not-allowed;opacity:1;-webkit-text-fill-color:currentColor}@media (forced-colors: active){.checkpoint-auto-textarea[data-auto-textarea],#worksheet.checkpoint-section--paper-tabs .designlab-native .checkpoint-auto-textarea[data-auto-textarea],.practice-worksheet .checkpoint-auto-textarea[data-auto-textarea]{background-image:none;color:CanvasText}.checkpoint-auto-textarea[data-auto-textarea]:focus-visible,#worksheet.checkpoint-section--paper-tabs .designlab-native .checkpoint-auto-textarea[data-auto-textarea]:focus-visible,.practice-worksheet .checkpoint-auto-textarea[data-auto-textarea]:focus-visible{border-bottom:2px solid Highlight;outline:2px solid Highlight}.checkpoint-auto-textarea[data-auto-textarea]:disabled,#worksheet.checkpoint-section--paper-tabs .designlab-native .checkpoint-auto-textarea[data-auto-textarea]:disabled,.practice-worksheet .checkpoint-auto-textarea[data-auto-textarea]:disabled{color:GrayText}}:where(.public-paper-layout,.paper-presentation,.auth-card--paper) .stamp-ink{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;display:flex;align-items:center;justify-content:center;border-radius:50%;opacity:0;visibility:hidden;pointer-events:none;background:transparent!important;box-shadow:none!important;mix-blend-mode:multiply;filter:url(#rubber-stamp-filter);transform:translate(var(--stamp-x, 0px),var(--stamp-y, 0px)) rotate(var(--stamp-rot, 0deg));transition:opacity .14s ease,visibility .14s ease;box-sizing:border-box}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: #454a45;--dl-worksheet-input-paper: rgba(255, 255, 255, .045);--dl-worksheet-input-ruling: repeating-linear-gradient(to bottom, transparent 0 27px, rgba(190, 196, 187, .16) 27px 28px);--dl-worksheet-rating-ink: #c5c3bc;--dl-worksheet-tab-ink: #d4d0c7;--dl-worksheet-preview-label: #bbb9b2;--dl-worksheet-preview-ink: #cbc8bf;--dl-worksheet-nav-ink: #cbc8bf;--dl-worksheet-placeholder: #9f9e98;--dl-worksheet-control-paper: #272a27;--dl-worksheet-stamp-ink: #e0dcd3;--dl-worksheet-action-copy: #d1cec5;--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--dl-sticky-close-ink: #cbd0ca;--dl-sticky-rule: #c6b45a;--dl-sticky-rule-soft: rgba(218, 201, 111, .22);--dl-checkpoint-guided-paper: #201f1d;--dl-checkpoint-guided-ink: #eee8dc;--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(0, 0, 0, .5), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(0, 0, 0, .5), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(0, 0, 0, .2));--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(0, 0, 0, .12) calc(56% - 1px) , rgba(255, 255, 255, .06) 56%, transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .05), transparent 55%, rgba(0, 0, 0, .12)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(0, 0, 0, .2), transparent 70%), var(--dl-thought-noise);--dl-checkpoint-prompt-base: rgba(29, 29, 28, .98);--dl-checkpoint-prompt-rule: rgba(160, 196, 240, .1);--dl-checkpoint-prompt-ink: #f0e7df;--dl-checkpoint-prompt-ink-blend: normal;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(240, 231, 223, .25);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(0, 0, 0, .5)) drop-shadow(0 .3rem .6rem rgba(0, 0, 0, .3));--dl-portable-prompt-paper: var(--dl-checkpoint-prompt-paper);--dl-practice-ink: var(--dl-worksheet-ink);--dl-practice-pen: #d9e0dd;--dl-practice-blue-paper: #102a31;--dl-practice-warm-paper: #2a211f;--dl-practice-yellow-paper: #c8b800;--dl-practice-subtle-paper: #232623;--dl-practice-choice-paper: rgba(255, 255, 255, .035);--dl-practice-input-paper: rgba(255, 255, 255, .04);--dl-practice-warning-paper: #29251a;--dl-practice-on-accent: #171012;--dl-practice-ruling: rgba(210, 219, 216, .1);--dl-practice-dialog-backdrop: rgba(0, 0, 0, .62);--dl-practice-dialog-shadow: 0 16px 50px rgba(0, 0, 0, .48)}.checkpoint-action-button[data-designlab-action]{--course-button-min-height: var(--action-button-min-height, 46px);--course-button-padding: var(--action-button-padding, 10px 20px)}.checkpoint-action-button[data-designlab-action]:not(.primary-button):not(.secondary-button){--course-button-font: var(--action-button-font, var(--dl-font-ui));--course-button-font-size: var(--action-button-font-size, 15px);--course-button-font-weight: var(--action-button-font-weight, 700);--course-button-letter-spacing: var(--action-button-letter-spacing, .035em)}.checkpoint-action-button.secondary-button[data-designlab-action]{min-height:46px;padding:10px 20px;font-family:var(--course-button-font, var(--dl-font-handwriting));font-size:var(--course-button-font-size, 1.1rem);font-weight:var(--course-button-font-weight, 700);letter-spacing:var(--course-button-letter-spacing, 0);line-height:1.15;white-space:nowrap}.checkpoint-action-button.checkpoint-verify-stamp[data-designlab-action]{position:relative;min-height:var(--action-button-min-height, 46px);padding:var(--action-button-padding, 10px 20px);border:2px solid currentColor;border-radius:3px 5px 2px 4px;outline:1px solid transparent;background:transparent;color:var(--action-button-color, color-mix(in srgb, var(--action-button-accent, var(--checkpoint-accent, var(--dl-checkpoint-task-accent))) 70%, var(--action-button-ink, var(--dl-worksheet-stamp-ink))));box-shadow:var(--action-button-shadow, inset 0 0 0 2px var(--action-button-paper, var(--_worksheet-paper, var(--dl-paper))), inset 0 0 0 3px currentColor);cursor:pointer;font-family:var(--action-button-font, var(--dl-font-ui));font-size:var(--action-button-font-size, 15px);font-weight:var(--action-button-font-weight, 700);letter-spacing:var(--action-button-letter-spacing, .035em);transform:rotate(var(--action-button-tilt, -.8deg));transition:color .18s ease,opacity .18s ease,transform .12s ease}.checkpoint-action-button.checkpoint-verify-stamp[data-designlab-action]:hover:not(:disabled){background:transparent;transform:rotate(var(--action-button-tilt, -.8deg))}.checkpoint-action-button.checkpoint-verify-stamp[data-designlab-action]:focus-visible{outline:3px solid color-mix(in srgb,var(--action-button-accent, var(--checkpoint-accent, var(--dl-checkpoint-task-accent))) 35%,var(--action-button-ink, var(--dl-worksheet-stamp-ink)));outline-offset:3px}.checkpoint-action-button.checkpoint-verify-stamp[data-designlab-action]:active:not(:disabled){transform:translateY(1px) rotate(0) scale(.98)}.checkpoint-action-button.checkpoint-verify-stamp[data-designlab-action]:disabled{cursor:not-allowed;opacity:var(--action-button-disabled-opacity, .5);transform:none}@media (forced-colors: active){.checkpoint-action-button[data-designlab-action]:focus-visible{outline-color:Highlight}}@media (prefers-reduced-motion: reduce){.checkpoint-action-button.checkpoint-verify-stamp[data-designlab-action],.checkpoint-action-button.checkpoint-verify-stamp[data-designlab-action]:hover:not(:disabled),.checkpoint-action-button.checkpoint-verify-stamp[data-designlab-action]:active:not(:disabled){transition-duration:.01ms;transform:none}}:where(.public-paper-layout,.paper-presentation,.auth-card--paper) .stamp-ink{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;display:flex;align-items:center;justify-content:center;border-radius:50%;opacity:0;visibility:hidden;pointer-events:none;background:transparent!important;box-shadow:none!important;mix-blend-mode:multiply;filter:url(#rubber-stamp-filter);transform:translate(var(--stamp-x, 0px),var(--stamp-y, 0px)) rotate(var(--stamp-rot, 0deg));transition:opacity .14s ease,visibility .14s ease;box-sizing:border-box}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, 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var(--dl-font-handwriting)))!important;font-size:var(--pinned-task-font-size, 1.2rem)!important;font-weight:700!important;letter-spacing:0!important;line-height:1.4!important;overflow-wrap:anywhere}.course-lesson-shell__task-paper-pin{position:absolute;top:0;left:50%;z-index:2;width:1.55rem;height:1.55rem;--_pin: var(--pinned-task-accent, var(--dl-checkpoint-task-accent));border:1px solid color-mix(in srgb,var(--_pin) 55%,black);border-radius:50%;background:radial-gradient(circle at 31% 25%,color-mix(in srgb,var(--_pin) 18%,white) 0 7%,color-mix(in srgb,var(--_pin) 62%,white) 10% 23%,var(--_pin) 50% 74%,color-mix(in srgb,var(--_pin) 58%,black) 100%);box-shadow:0 .2rem .25rem color-mix(in srgb,color-mix(in srgb,var(--_pin) 35%,black) 45%,transparent),inset .11rem .09rem .14rem color-mix(in srgb,color-mix(in srgb,var(--_pin) 30%,white) 40%,transparent),inset -.13rem -.12rem .16rem color-mix(in srgb,color-mix(in srgb,var(--_pin) 45%,black) 45%,transparent);transform:translate(-50%)}:where(.public-paper-layout,.paper-presentation,.auth-card--paper) .stamp-ink{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;display:flex;align-items:center;justify-content:center;border-radius:50%;opacity:0;visibility:hidden;pointer-events:none;background:transparent!important;box-shadow:none!important;mix-blend-mode:multiply;filter:url(#rubber-stamp-filter);transform:translate(var(--stamp-x, 0px),var(--stamp-y, 0px)) rotate(var(--stamp-rot, 0deg));transition:opacity .14s ease,visibility .14s ease;box-sizing:border-box}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: #454a45;--dl-worksheet-input-paper: rgba(255, 255, 255, .045);--dl-worksheet-input-ruling: repeating-linear-gradient(to bottom, transparent 0 27px, rgba(190, 196, 187, .16) 27px 28px);--dl-worksheet-rating-ink: #c5c3bc;--dl-worksheet-tab-ink: #d4d0c7;--dl-worksheet-preview-label: #bbb9b2;--dl-worksheet-preview-ink: #cbc8bf;--dl-worksheet-nav-ink: #cbc8bf;--dl-worksheet-placeholder: #9f9e98;--dl-worksheet-control-paper: #272a27;--dl-worksheet-stamp-ink: #e0dcd3;--dl-worksheet-action-copy: #d1cec5;--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--dl-sticky-close-ink: #cbd0ca;--dl-sticky-rule: #c6b45a;--dl-sticky-rule-soft: rgba(218, 201, 111, .22);--dl-checkpoint-guided-paper: #201f1d;--dl-checkpoint-guided-ink: #eee8dc;--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(0, 0, 0, .5), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(0, 0, 0, .5), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(0, 0, 0, .2));--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(0, 0, 0, .12) calc(56% - 1px) , rgba(255, 255, 255, .06) 56%, transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .05), transparent 55%, rgba(0, 0, 0, .12)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(0, 0, 0, .2), transparent 70%), var(--dl-thought-noise);--dl-checkpoint-prompt-base: rgba(29, 29, 28, .98);--dl-checkpoint-prompt-rule: rgba(160, 196, 240, .1);--dl-checkpoint-prompt-ink: #f0e7df;--dl-checkpoint-prompt-ink-blend: normal;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(240, 231, 223, .25);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(0, 0, 0, .5)) drop-shadow(0 .3rem .6rem rgba(0, 0, 0, .3));--dl-portable-prompt-paper: var(--dl-checkpoint-prompt-paper);--dl-practice-ink: var(--dl-worksheet-ink);--dl-practice-pen: #d9e0dd;--dl-practice-blue-paper: #102a31;--dl-practice-warm-paper: #2a211f;--dl-practice-yellow-paper: #c8b800;--dl-practice-subtle-paper: #232623;--dl-practice-choice-paper: rgba(255, 255, 255, .035);--dl-practice-input-paper: rgba(255, 255, 255, .04);--dl-practice-warning-paper: #29251a;--dl-practice-on-accent: #171012;--dl-practice-ruling: rgba(210, 219, 216, .1);--dl-practice-dialog-backdrop: rgba(0, 0, 0, .62);--dl-practice-dialog-shadow: 0 16px 50px rgba(0, 0, 0, .48)}.worksheet-sticky-note[data-sticky-note]{--_sticky-note-accent: var(--sticky-note-accent, var(--dl-cyan));--_sticky-note-background: var(--sticky-note-background, var(--dl-sticky-cyan));--auto-textarea-min-height: var(--sticky-note-textarea-min-height, calc(var(--auto-textarea-rule-height) + .8rem));--auto-textarea-max-height: var(--sticky-note-textarea-max-height, 12rem);--auto-textarea-padding: var(--sticky-note-textarea-padding, .4rem .2rem);--auto-textarea-overflow-y: auto;--auto-textarea-rule-height: var(--sticky-note-rule-height, 1.62em);--auto-textarea-rule-color: var(--dl-sticky-rule-soft);--auto-textarea-ink: var(--sticky-note-copy-ink, var(--dl-sticky-copy-ink));--auto-textarea-accent: var(--_sticky-note-accent);--auto-textarea-font: var(--sticky-note-copy-font, var(--dl-font-ui));--auto-textarea-font-size: var(--sticky-note-textarea-size, 18px);--auto-textarea-line-height: var(--sticky-note-rule-height, 1.62);position:absolute;top:var(--sticky-note-top, clamp(1rem, 8%, 3.5rem));right:var(--sticky-note-right, .35rem);bottom:var(--sticky-note-bottom, auto);left:var(--sticky-note-left, auto);width:var(--sticky-note-width, min(18rem, 42%));max-height:var(--sticky-note-max-height, calc(100% - 1rem) );padding:var(--sticky-note-padding, 1.05rem 1.05rem 1rem);overflow:auto;border:var(--sticky-note-border, 0);border-radius:var(--sticky-note-radius, 1px 3px 2px 1px);background:linear-gradient(166deg,rgba(var(--dl-light-rgb),var(--sticky-note-light-opacity, .22)),transparent 42%),var(--_sticky-note-background);box-shadow:var(--sticky-note-shadow, 0 2px 3px rgba(var(--dl-shadow-paper-rgb), .13), 0 13px 24px rgba(var(--dl-shadow-paper-rgb), .14));color:var(--sticky-note-ink, var(--dl-sticky-ink));pointer-events:auto;transform:var(--sticky-note-transform, rotate(1.1deg));transform-origin:74% 8%}.worksheet-sticky-note[data-sticky-note][data-sticky-mode=static]{position:relative;inset:auto;width:var(--sticky-note-static-width, min(28rem, 100%));max-height:none;overflow:visible}.worksheet-sticky-note[data-sticky-note][data-sticky-placement=start]{--sticky-note-right: auto;--sticky-note-left: .35rem;--sticky-note-transform: rotate(-1.1deg)}.worksheet-sticky-note[data-sticky-note][data-sticky-tone=test]{--_sticky-note-accent: var(--sticky-note-accent, var(--dl-green));--_sticky-note-background: var(--sticky-note-background, var(--dl-sticky-green));--sticky-note-transform: rotate(-1.5deg);--sticky-note-copy-weight: 400;--sticky-note-heading-size: 1.45rem}.worksheet-sticky-note[data-sticky-note][data-sticky-tone=task]{--_sticky-note-accent: var(--sticky-note-accent, var(--dl-deep-red));--_sticky-note-background: var(--sticky-note-background, var(--dl-sticky-red))}.worksheet-sticky-note[data-sticky-note][data-sticky-tone=feedback]{--_sticky-note-accent: var(--sticky-note-accent, var(--dl-purple));--_sticky-note-background: var(--sticky-note-background, var(--dl-sticky-purple));--sticky-note-heading-size: 1.45rem;--auto-textarea-min-height: calc(2.05em + .7rem) ;--auto-textarea-padding: .35rem 0;--auto-textarea-rule-height: 2.05em;--auto-textarea-rule-color: color-mix(in srgb, var(--sticky-note-rule-color, var(--dl-line)) 65%, transparent);--auto-textarea-font-size: 18px;--auto-textarea-font-weight: 400;--auto-textarea-line-height: 2.05}.worksheet-sticky-note[data-sticky-note][hidden]{display:none!important}.worksheet-sticky-note[data-sticky-note].is-open{animation:worksheet-note-in .3s cubic-bezier(.2,.85,.25,1.1) both}.worksheet-sticky-note[data-sticky-note] [data-sticky-title]{margin:0 2.2rem .55rem 0;color:var(--sticky-note-heading-ink, var(--_sticky-note-accent));font-family:var(--sticky-note-heading-font, var(--dl-font-handwriting));font-size:var(--sticky-note-heading-size, 1.18rem);font-weight:var(--sticky-note-heading-weight, 700);line-height:1.15}.worksheet-sticky-note[data-sticky-note] .worksheet-sticky-note__actions{display:flex;flex-wrap:wrap;gap:.65rem;align-items:center;margin-top:.9rem}.worksheet-sticky-note[data-sticky-note] :is(p,label,label>span):where(:not(.page-eyebrow)){color:var(--sticky-note-copy-ink, var(--dl-sticky-copy-ink));font-family:var(--sticky-note-copy-font, var(--dl-font-ui));font-size:var(--sticky-note-copy-size, .79rem);font-weight:var(--sticky-note-copy-weight, 550);line-height:var(--sticky-note-copy-line-height, 1.55)}.worksheet-sticky-note[data-sticky-note] p:where(:not(.page-eyebrow)){margin:var(--sticky-note-copy-margin, 0)}.worksheet-sticky-note[data-sticky-note] label{display:grid;gap:.5rem}.worksheet-sticky-note[data-sticky-note] small{font-family:var(--sticky-note-copy-font, var(--dl-font-ui));font-size:var(--sticky-note-small-size, 14px)}.worksheet-sticky-note[data-sticky-note] .worksheet-sticky-note__close,.worksheet-sticky-note[data-sticky-note] .worksheet-sticky-note__close:hover{position:absolute;top:.3rem;right:.35rem;display:grid;width:2.75rem;min-width:0;height:2.75rem;min-height:0;padding:0;place-items:center;border:0;background:transparent;color:var(--sticky-note-close-ink, var(--_sticky-note-accent));cursor:pointer;font-size:1.35rem;line-height:1}.worksheet-sticky-note[data-sticky-note] .worksheet-sticky-note__close:hover,.worksheet-sticky-note[data-sticky-note] .worksheet-sticky-note__close:focus-visible{color:var(--_sticky-note-accent);outline:2px solid color-mix(in srgb,var(--_sticky-note-accent) 54%,transparent);outline-offset:-5px}@keyframes worksheet-note-in{0%{opacity:0;translate:0 -.9rem;scale:1.05}72%{opacity:1;translate:0 .15rem;scale:.985}to{opacity:1;translate:0;scale:1}}@media (prefers-reduced-motion: reduce){.worksheet-sticky-note[data-sticky-note].is-open{animation:none}}@media (max-width: 760px){.worksheet-sticky-note[data-sticky-note]{--auto-textarea-max-height: 9rem}}.bug-catcher-bubble-layer{position:fixed;top:0;right:0;bottom:0;left:0;z-index:120}.bug-catcher-bubble{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none}.zaio-bubble{pointer-events:auto}.zaio-bubble{--zaio-bubble-paper: var(--dl-sticky-purple);--course-accent: var(--dl-purple);--course-primary-button-accent: var(--dl-purple);--course-primary-button-ink: var(--dl-white);--course-tertiary-button-accent: var(--dl-purple);position:fixed;top:0;left:0;width:min(360px,calc(100vw - 24px));visibility:hidden}.zaio-bubble[data-ready=true]{visibility:visible;animation:zaio-bubble-pop .26s cubic-bezier(.2,.85,.25,1.15) both}.zaio-bubble[data-placement=left]{transform-origin:100% var(--zaio-bubble-tail)}.zaio-bubble[data-placement=right]{transform-origin:0 var(--zaio-bubble-tail)}.zaio-bubble[data-placement=above]{transform-origin:var(--zaio-bubble-tail) 100%}.zaio-bubble[data-placement=below]{transform-origin:var(--zaio-bubble-tail) 0}@keyframes zaio-bubble-pop{0%{opacity:0;scale:.82}to{opacity:1;scale:1}}[data-theme=dark] .zaio-bubble{--course-primary-button-ink: var(--dl-black)}@media (prefers-reduced-motion: reduce){.zaio-bubble[data-ready=true]{animation:none}}.zaio-bubble:after{content:"";position:absolute;z-index:1;width:22px;height:22px;background:var(--zaio-bubble-paper);clip-path:polygon(0 0,100% 50%,0 100%);pointer-events:none}.zaio-bubble[data-placement=left]:after{top:calc(var(--zaio-bubble-tail) - 11px);right:-18px}.zaio-bubble[data-placement=right]:after{top:calc(var(--zaio-bubble-tail) - 11px);left:-18px;transform:scaleX(-1)}.zaio-bubble[data-placement=above]:after{left:calc(var(--zaio-bubble-tail) - 11px);bottom:-18px;transform:rotate(90deg)}.zaio-bubble[data-placement=below]:after{left:calc(var(--zaio-bubble-tail) - 11px);top:-18px;transform:rotate(-90deg)}.zaio-bubble>.zaio-bubble__note.worksheet-sticky-note[data-sticky-note]{--sticky-note-static-width: 100%;--sticky-note-padding: 1.15rem 1.25rem 1.1rem;--sticky-note-heading-size: 1.4rem;--sticky-note-copy-size: .9rem;--sticky-note-copy-weight: 500;--sticky-note-transform: rotate(-.6deg);max-height:calc(100dvh - 24px);overflow:auto}.zaio-bubble__form{display:grid;gap:.8rem}.zaio-bubble__page{margin:0}.zaio-bubble__page strong{font-weight:700}.zaio-bubble__types{display:flex;flex-wrap:wrap;gap:.4rem 1.2rem}.zaio-bubble__type{display:inline-flex;align-items:center;gap:.45rem;padding:.2rem 0;border:0;background:none;color:var(--dl-sticky-ink);font:600 .9rem/1.3 var(--dl-font-ui);cursor:pointer}.zaio-bubble__type:focus-visible{outline:2px solid currentColor;outline-offset:3px;border-radius:3px}.zaio-bubble__field{display:grid;gap:.35rem}.zaio-bubble__label{font-weight:700}.zaio-bubble>.zaio-bubble__note .zaio-bubble__error{color:var(--dl-deep-red);font-weight:700}.zaio-bubble>.zaio-bubble__note .zaio-bubble__notice{margin-top:.7rem;font-size:.72rem;font-weight:500;opacity:.8}@font-face{font-family:Fredoka SK;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/FredokaSK-Regular-BfRHFahW.woff2) format("woff2")}@font-face{font-family:Fredoka SK;font-style:normal;font-weight:500;font-display:swap;src:url(/assets/FredokaSK-Medium-BE45np2p.woff2) format("woff2")}@font-face{font-family:Fredoka SK;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/FredokaSK-SemiBold-Cob50XJl.woff2) format("woff2")}@font-face{font-family:Fredoka SK;font-style:normal;font-weight:700;font-display:swap;src:url(/assets/FredokaSK-Bold-B3br-cl9.woff2) format("woff2")}.studio-shell{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-control-paper: #fffdf8;--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-shade-rgb: 0, 0, 0;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-cyan: #0392f1;--dl-cyan-strong: #075c9a;--dl-cyan-soft: #e9f2fe;--dl-orange: #fd7d21;--dl-orange-soft: #fff1e7;--dl-deep-red: #f02c28;--dl-green: #14a876;--dl-green-soft: #e5f3ec;--dl-purple: #8435e0;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #075c9a;--dl-sticky-copy-ink: #35445d;--dl-font-ui-family: "Fredoka SK";--dl-font-ui: "Fredoka SK", Poppins, "Avenir Next", "Segoe UI", sans-serif;--dl-font-mono: "DM Mono", "SFMono-Regular", Consolas, monospace;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--course-button-font: var(--dl-font-ui);--course-primary-button-accent: var(--dl-deep-red);--course-primary-button-back-mix: 76%;--course-primary-button-hover-back-mix: 76%;--course-primary-button-back-material: var(--dl-control-paper);--course-primary-button-front-mix: 100%;--course-primary-button-ink: var(--dl-black);--sp-canvas: var(--dl-canvas);--sp-canvas-glow: radial-gradient(circle at 12% 12%, rgba(3, 146, 241, .04), transparent 28rem);--sp-sheet: var(--dl-surface);--sp-card: var(--dl-paper);--sp-card-line: #e7e2d6;--sp-field: var(--dl-surface);--sp-filter-idle: #f1ede4;--sp-ink: var(--dl-environment-ink);--sp-muted: var(--dl-environment-muted);--sp-quiet-icon: #8a96a3;--sp-card-shadow: 0 1px 2px rgba(var(--dl-shadow-paper-rgb), .06), 0 12px 26px -16px rgba(var(--dl-shadow-paper-rgb), .28);--sp-row-shadow: 0 0 0 1px var(--sp-card-line), 0 6px 14px -8px rgba(var(--dl-shadow-paper-rgb), .4);--sp-bar-shadow: drop-shadow(0 4px 5px rgba(20, 26, 35, .1)) drop-shadow(0 10px 24px rgba(20, 26, 35, .08));--sp-dock-shadow: drop-shadow(0 -4px 6px rgba(20, 26, 35, .07)) drop-shadow(0 -12px 26px rgba(20, 26, 35, .07));--sp-sheet-shadow: drop-shadow(0 -2px 6px rgba(20, 26, 35, .06)) drop-shadow(0 -8px 24px rgba(20, 26, 35, .06));--sp-slip-shadow: 0 6px 14px -6px rgba(var(--dl-shadow-paper-rgb), .35);--sp-pinned-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--sp-sticky-shadow: 0 2px 3px rgba(var(--dl-shadow-paper-rgb), .13), 0 13px 24px rgba(var(--dl-shadow-paper-rgb), .14);--sp-focus: color-mix(in srgb, var(--dl-cyan) 55%, var(--sp-ink));--sp-left-column: minmax(284px, 304px);--sp-rule: var(--sp-card-line);--sp-layout-gap: 20px;--sp-sheet-padding: 28px 32px 40px;--sp-section-gap: 16px;--sp-active-marker: color-mix(in srgb, var(--sp-section) 55%, transparent);--sp-active-underline: color-mix(in srgb, var(--sp-section) 72%, transparent);--sp-sheet-corner: clamp(72px, 8.5vw, 120px);--sp-sheet-fill: 44px;--sp-sheet-edge: 6px;--sp-irregular-radius: 8px 11px 7px 10px / 9px 7px 11px 8px;--sp-chip-radius: 3px 8px 4px 6px;--sp-marker-radius: 3px 8px 2px 6px / 6px 3px 7px 2px;--sp-page-title-size: clamp(28px, 2.6vw, 40px);--sp-section-title-size: 24px;--sp-script: var(--dl-deep-red);--sp-script-soft: #fabbba;--sp-script-solid: #f35a57;--sp-web: var(--dl-cyan);--sp-web-soft: #aedcfa;--sp-web-solid: #3aaaf4;--sp-audio: var(--dl-green);--sp-audio-soft: #b4e3d3;--sp-audio-solid: #48bb94;--sp-workflow: #b380f4;--sp-workflow-soft: #d7bef5;--sp-workflow-line: var(--dl-purple);--sp-visual: var(--dl-orange);--sp-visual-soft: #fed3b5;--sp-visual-solid: #fd7d21;--sp-publish: var(--dl-highlight-gold);--sp-publish-soft: #fff0a0;--sp-publish-solid: #ffd600;--sp-review: var(--dl-orange);--sp-docs: var(--dl-cyan);--sp-design: var(--dl-purple);--sp-reporting: var(--dl-green);--sp-tasks: var(--dl-highlight-gold);--sp-section: var(--sp-review);--font-sans: var(--dl-font-ui);--font-display: var(--dl-font-ui);--font-mono: var(--dl-font-mono);--font-brand: var(--dl-font-handwriting);--brand-primary: var(--dl-orange);--brand-secondary: var(--dl-green);--brand-tertiary: var(--dl-purple);--brand-quaternary: var(--dl-cyan);--brand-deep-accent: var(--dl-deep-red);--state-success: var(--dl-green);--state-warning: #c98a00;--state-error: var(--dl-deep-red);--state-info: var(--dl-cyan);--color-canvas: var(--dl-canvas);--color-canvas-soft: var(--sp-filter-idle);--color-panel: var(--dl-surface);--color-panel-strong: var(--dl-surface);--color-panel-elevated: var(--dl-paper);--color-border: var(--sp-card-line);--color-border-strong: var(--dl-microblock-line);--color-text: var(--sp-ink);--color-text-secondary: var(--sp-muted);--color-text-muted: var(--sp-muted);--color-dim: rgba(20, 26, 35, .1);--color-bg: var(--color-canvas);--color-bg-soft: var(--color-canvas-soft);--color-surface: var(--color-panel);--color-surface-strong: var(--color-panel-strong);--color-surface-elevated: var(--color-panel-elevated);--color-line: var(--color-border);--color-line-strong: var(--color-border-strong);--color-primary-text: var(--color-text);--color-secondary-text: var(--color-text-secondary);--color-muted-text: var(--color-text-muted);--color-accent: var(--brand-primary);--color-tab-text: var(--dl-ink);--app-shell-bg: var(--color-canvas);--app-shell-text: var(--color-text);--app-shell-text-muted: var(--color-text-secondary);--deck-card-bg: var(--dl-surface);--deck-card-border-top: var(--sp-card-line);--deck-card-backdrop-blur: 0px;--section-card-bg: var(--dl-paper);--section-card-border: var(--sp-card-line);--shadow-card: var(--sp-card-shadow);--shadow-card-strong: 0 14px 28px rgba(20, 26, 35, .075);--shadow-focus-ring: 0 0 0 3px color-mix(in srgb, var(--dl-cyan) 35%, transparent);--studio-panel-bg: var(--dl-surface);--studio-card-bg: var(--dl-surface);--studio-card-bg-strong: var(--dl-surface);--studio-card-border: var(--sp-card-line);--studio-card-border-top: var(--sp-card-line);--studio-card-backdrop-blur: 0px;--studio-surface-shadow: var(--sp-card-shadow);--studio-major-shadow: var(--sp-card-shadow);color-scheme:light;font-family:var(--dl-font-ui)}[data-theme=dark] .studio-shell{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-cyan-strong: #85c1ff;--dl-cyan-soft: #1b2d43;--dl-orange-soft: #3e2b21;--dl-green-soft: #1e3831;--dl-purple: #b380f4;--dl-deep-red: #f73732;--dl-highlighter-cyan: #009df5;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--course-primary-button-back-material: transparent;--sp-canvas-glow: radial-gradient(circle at 12% 12%, rgba(0, 200, 255, .055), transparent 28rem);--sp-card-line: #3b464a;--sp-filter-idle: #262c2e;--sp-quiet-icon: #8e999d;--sp-card-shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 26px -14px rgba(0, 0, 0, .6);--sp-row-shadow: 0 0 0 1px var(--sp-card-line), 0 6px 14px -8px rgba(0, 0, 0, .7);--sp-bar-shadow: drop-shadow(0 4px 5px rgba(0, 0, 0, .32)) drop-shadow(0 12px 28px rgba(0, 0, 0, .34));--sp-dock-shadow: drop-shadow(0 -4px 6px rgba(0, 0, 0, .3)) drop-shadow(0 -12px 26px rgba(0, 0, 0, .3));--sp-sheet-shadow: drop-shadow(0 -2px 6px rgba(0, 0, 0, .26)) drop-shadow(0 -8px 24px rgba(0, 0, 0, .24));--sp-slip-shadow: 0 6px 14px -6px rgba(0, 0, 0, .7);--sp-pinned-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--sp-sticky-shadow: 0 2px 3px rgba(0, 0, 0, .35), 0 13px 24px rgba(0, 0, 0, .35);--sp-focus: color-mix(in srgb, #85c1ff 70%, #ffffff);--sp-active-marker: color-mix(in srgb, var(--sp-section) 35%, transparent);--sp-script-soft: #5a2523;--sp-script-solid: #f35a57;--sp-web-soft: #1b3a55;--sp-web-solid: #3aaaf4;--sp-audio-soft: #1e4236;--sp-audio-solid: #48bb94;--sp-workflow-soft: #3a2a52;--sp-workflow-line: #b380f4;--sp-visual-soft: #4a2f1c;--sp-publish-soft: #4a4012;--state-warning: #ffd600;--color-dim: rgba(7, 10, 15, .64);--shadow-card-strong: 0 14px 28px rgba(0, 0, 0, .4);color-scheme:dark}.studio-shell[data-studio-section=review]{--sp-section: var(--sp-review)}.studio-shell[data-studio-section=docs]{--sp-section: var(--sp-docs)}.studio-shell[data-studio-section=design]{--sp-section: var(--sp-design)}.studio-shell[data-studio-section=reporting]{--sp-section: var(--sp-reporting)}.studio-shell[data-studio-section=tasks]{--sp-section: var(--sp-tasks)}@media (max-width: 920px){.studio-shell{--sp-sheet-corner: 44px;--sp-sheet-fill: 22px}}.studio-shell{background:var(--sp-canvas-glow),var(--sp-canvas);color:var(--sp-ink);font-family:var(--dl-font-ui)}.studio-shell :is(h1,h2,h3,h4,button,input,select,textarea){font-family:inherit}.studio-shell :is(code,kbd,samp,pre){font-family:var(--dl-font-mono)}.studio-shell :focus-visible{outline:3px solid var(--sp-focus);outline-offset:3px}.studio-shell .studio-shell__header{position:sticky;top:0;z-index:var(--z-sticky-nav);padding:0 8px;filter:var(--sp-bar-shadow)}.studio-shell .studio-shell__header-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:8px 28px;max-width:none;min-height:76px;padding:0 20px 0 26px;border:0;border-radius:0 0 22px;background:var(--sp-sheet);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}[data-theme=dark] .studio-shell .studio-shell__header-inner{border:0;background:var(--sp-sheet)}.studio-shell .studio-shell__index-tab{position:absolute;top:calc(100% - 1px);left:0;width:330px;height:60px;background:var(--sp-sheet);clip-path:path("M0 0H330C302 0 293 10 281 27C270 44 255 60 228 60H18C8 60 0 52 0 42Z");pointer-events:none}.studio-shell .studio-shell__brand-group{display:flex;align-items:center;gap:10px}.studio-shell .studio-shell__brand{color:var(--sp-ink);text-decoration:none}.studio-shell .studio-shell__brand-copy{position:absolute;top:calc(100% + 6px);left:24px;z-index:1;display:flex;flex-direction:row;align-items:center;gap:12px;white-space:nowrap}.studio-shell .studio-shell__eyebrow{position:relative;z-index:0;display:inline-grid;padding:5px 14px;isolation:isolate;color:var(--dl-highlighter-ink);font-family:var(--dl-font-marker);font-size:15px;font-weight:400;letter-spacing:.06em;text-transform:uppercase;transform:rotate(-2deg)}.studio-shell .studio-shell__eyebrow:before{position:absolute;z-index:-1;top:0;right:0;bottom:0;left:0;background:linear-gradient(91deg,transparent 0%,color-mix(in srgb,var(--dl-orange) 72%,transparent) 3% 97%,transparent 100%) 1px 2% / calc(100% - 3px) 62% no-repeat,linear-gradient(88deg,transparent 0%,color-mix(in srgb,var(--dl-orange) 62%,transparent) 2% 98%,transparent 100%) 0 98% / 100% 62% no-repeat;clip-path:polygon(1% 12%,6% 4%,35% 8%,64% 2%,98% 10%,100% 30%,98% 55%,100% 80%,95% 96%,66% 91%,35% 98%,2% 89%,0 63%,2% 39%);content:""}[data-theme=dark] .studio-shell .studio-shell__eyebrow:before{background:linear-gradient(91deg,transparent 0%,color-mix(in srgb,var(--dl-orange) 92%,transparent) 3% 97%,transparent 100%) 1px 2% / calc(100% - 3px) 62% no-repeat,linear-gradient(88deg,transparent 0%,color-mix(in srgb,var(--dl-orange) 92%,transparent) 2% 98%,transparent 100%) 0 98% / 100% 62% no-repeat}.studio-shell .studio-shell__actions{display:contents}.studio-shell .studio-shell__nav{display:flex;flex-wrap:wrap;justify-content:center;gap:4px clamp(16px,2.2vw,30px);min-height:0;margin:0 auto;padding:0}.studio-shell .studio-shell__nav:before{display:none}.studio-shell .studio-shell__nav-link{--sp-nav-accent: var(--sp-review);--sp-nav-stroke: 0em;display:inline-flex;align-items:center;min-height:44px;padding:0;border-radius:3px;background:none;color:var(--sp-ink);font-size:19px;font-weight:600;opacity:.82;white-space:nowrap;transition:opacity .18s ease}.studio-shell__nav-link[data-section=docs]{--sp-nav-accent: var(--sp-docs)}.studio-shell__nav-link[data-section=design]{--sp-nav-accent: var(--sp-design)}.studio-shell__nav-link[data-section=reporting]{--sp-nav-accent: var(--sp-reporting)}.studio-shell__nav-link[data-section=tasks]{--sp-nav-accent: var(--sp-tasks)}.studio-shell .studio-shell__nav-link:is(:hover,:focus-visible,.is-active){background:none;box-shadow:none;color:var(--sp-ink);opacity:1}.studio-shell .studio-shell__nav-link:hover{--sp-nav-stroke: .22em}.studio-shell .studio-shell__nav-link.is-active{--sp-nav-stroke: .5em}.studio-shell__nav-label,.studio-shell__back-label{position:relative;z-index:0;isolation:isolate}.studio-shell__nav-label:before,.studio-shell__back-label:before{position:absolute;z-index:-1;right:-.14em;bottom:-.06em;left:-.1em;height:var(--sp-nav-stroke, .34em);border-radius:var(--sp-marker-radius);background:color-mix(in srgb,var(--sp-nav-accent, var(--dl-cyan)) 82%,transparent);content:"";pointer-events:none;transform:skew(-8deg) rotate(-.6deg);transition:height .18s ease}[data-theme=dark] .studio-shell__nav-link.is-active .studio-shell__nav-label{color:var(--sp-ink)}.studio-shell .studio-shell__back-link{--sp-nav-accent: var(--dl-cyan);--sp-nav-stroke: .34em;min-height:44px;padding:0 2px;border:0;border-radius:3px;background:none;box-shadow:none;color:var(--sp-ink);font-size:15px;font-weight:600;transform:none}.studio-shell .studio-shell__back-link:is(:hover,:focus-visible){--sp-nav-stroke: .62em;border:0;background:none;color:var(--sp-ink);transform:none}.studio-shell__actions>.studio-shell__back-link{margin-left:auto}.studio-shell__actions>.studio-shell__nav+.studio-shell__back-link{margin-left:0}.studio-shell .studio-shell__actions>.studio-shell__designlab-link{--sp-nav-accent: var(--sp-design);margin-left:0}.studio-shell .studio-shell__body{max-width:none;padding:10px 20px 0}.studio-shell--document .studio-shell__body{padding-bottom:32px}.studio-shell :is(.studio-sidebar--queue,.studio-docs-nav){margin-top:64px}.studio-shell :is(.studio-sidebar--queue,.studio-docs-nav){border:1px solid var(--sp-card-line);border-radius:16px;background:var(--sp-card);box-shadow:var(--sp-card-shadow);-webkit-backdrop-filter:none;backdrop-filter:none}.studio-shell .studio-docs-layout>.studio-docs-nav{position:sticky;top:140px;align-self:start;height:auto;max-height:calc(100vh - 156px);padding:16px 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var(--dl-cyan));outline-offset:2px}.auth-field.auth-field--paper input::placeholder{color:inherit;opacity:.6}.auth-message--paper{--auth-message-accent: var(--dl-cyan);margin:0;padding:10px 12px;border-inline-start:3px solid var(--auth-message-accent);background:color-mix(in srgb,var(--auth-message-accent) 10%,var(--dl-surface));color:var(--dl-environment-ink);font:400 .8rem/1.55 var(--dl-font-ui);overflow-wrap:anywhere;text-align:left}.auth-message--paper.auth-message--error{--auth-message-accent: var(--dl-deep-red)}.auth-message--paper.auth-message--success{--auth-message-accent: var(--dl-green)}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: 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#526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: #454a45;--dl-worksheet-input-paper: rgba(255, 255, 255, .045);--dl-worksheet-input-ruling: repeating-linear-gradient(to bottom, transparent 0 27px, rgba(190, 196, 187, .16) 27px 28px);--dl-worksheet-rating-ink: #c5c3bc;--dl-worksheet-tab-ink: #d4d0c7;--dl-worksheet-preview-label: #bbb9b2;--dl-worksheet-preview-ink: #cbc8bf;--dl-worksheet-nav-ink: #cbc8bf;--dl-worksheet-placeholder: #9f9e98;--dl-worksheet-control-paper: #272a27;--dl-worksheet-stamp-ink: #e0dcd3;--dl-worksheet-action-copy: #d1cec5;--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--dl-sticky-close-ink: #cbd0ca;--dl-sticky-rule: #c6b45a;--dl-sticky-rule-soft: rgba(218, 201, 111, .22);--dl-checkpoint-guided-paper: #201f1d;--dl-checkpoint-guided-ink: #eee8dc;--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(0, 0, 0, .5), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(0, 0, 0, .5), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(0, 0, 0, .2));--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(0, 0, 0, .12) calc(56% - 1px) , rgba(255, 255, 255, .06) 56%, transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .05), transparent 55%, rgba(0, 0, 0, .12)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(0, 0, 0, .2), transparent 70%), var(--dl-thought-noise);--dl-checkpoint-prompt-base: rgba(29, 29, 28, .98);--dl-checkpoint-prompt-rule: rgba(160, 196, 240, .1);--dl-checkpoint-prompt-ink: #f0e7df;--dl-checkpoint-prompt-ink-blend: normal;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(240, 231, 223, .25);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(0, 0, 0, .5)) drop-shadow(0 .3rem .6rem rgba(0, 0, 0, .3));--dl-portable-prompt-paper: var(--dl-checkpoint-prompt-paper);--dl-practice-ink: var(--dl-worksheet-ink);--dl-practice-pen: #d9e0dd;--dl-practice-blue-paper: #102a31;--dl-practice-warm-paper: #2a211f;--dl-practice-yellow-paper: #c8b800;--dl-practice-subtle-paper: #232623;--dl-practice-choice-paper: rgba(255, 255, 255, .035);--dl-practice-input-paper: rgba(255, 255, 255, .04);--dl-practice-warning-paper: #29251a;--dl-practice-on-accent: #171012;--dl-practice-ruling: rgba(210, 219, 216, .1);--dl-practice-dialog-backdrop: rgba(0, 0, 0, .62);--dl-practice-dialog-shadow: 0 16px 50px rgba(0, 0, 0, .48)}.marker-label{position:relative;z-index:0;display:inline-grid;min-height:1.2em;padding:6px 15px;place-items:center;isolation:isolate;color:var(--marker-label-ink, var(--dl-highlighter-ink))}.marker-label>span{position:relative;z-index:2;color:inherit}.marker-label:before,.marker-label:after{content:"";position:absolute;z-index:0;top:0;right:0;bottom:0;left:0;pointer-events:none}.marker-label:before{background:linear-gradient(91deg,transparent 0%,color-mix(in srgb,var(--marker-label-accent, var(--_eyebrow-marker-accent, var(--dl-highlighter-cyan))) var(--marker-label-pass-1, var(--dl-highlighter-pass-1)),transparent) 3% 97%,transparent 100%) 1px 2% / calc(100% - 3px) 62% no-repeat,linear-gradient(88deg,transparent 0%,color-mix(in srgb,var(--marker-label-accent, var(--_eyebrow-marker-accent, var(--dl-highlighter-cyan))) 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url(data:image/webp;base64,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);--home-can-tipped: url(/assets/home-paint-can-tipped-DJX3CLv9.webp);--home-can-tipped-paint: url(/assets/home-paint-can-tipped-paint-CD1e0jqV.webp);--mini-zaio-paper-shade: color-mix(in srgb, var(--dl-microblock-paper) 50%, var(--brand-neutral-accent));--mini-zaio-fold: color-mix(in srgb, var(--brand-neutral-accent) 88%, var(--dl-ink));--mini-zaio-green: var(--dl-green);--mini-zaio-eye: color-mix(in srgb, var(--dl-cyan) 35%, var(--dl-sticky-green));--mini-zaio-eye-glow: 1.1px;--mini-zaio-shadow-soft: .2;--mini-zaio-shadow-core: .34}.home-paper-host .module-index:before,.home-paper-host .module-index:after{content:none}.home-paper-host .bug-catcher .mini-zaio{filter:drop-shadow(0 9px 10px rgba(var(--dl-shadow-paper-rgb),.2)) drop-shadow(0 2px 2px rgba(var(--dl-shadow-paper-rgb),.16))}.home-paper-presentation{--course-accent: var(--dl-lesson-module-accent);--course-highlight: var(--dl-lesson-module-highlight);--deck-edge-bottom: 0px;--deck-flow-padding: 52px 36px;--section-paper-padding: 90px 60px 42px;--section-tab-offset: 330px;--deck-tab-font: 800 1.1rem/1.1 var(--main-thought-label-font, var(--dl-font-marker));--deck-tab-letter-spacing: .05em;--paper-tab-ink: var(--dl-ink);--paper-tab-hover-ink: var(--dl-ink);position:relative;z-index:1;pointer-events:none;outline:none}.home-paper-presentation .deck-card{pointer-events:auto}main.home-paper-presentation:focus-visible{outline:none}.home-paper-presentation .deck-card--paper{--home-sheet-edge: var(--dl-green);--home-sheet-edge-width: 6px;--home-sheet-corner: 180px;--home-sheet-corner-fill: 90px;--paper-edge-color: var(--home-sheet-edge);--paper-edge-width: var(--home-sheet-edge-width);--paper-edge-corner: var(--home-sheet-corner);--paper-edge-fill: var(--home-sheet-corner-fill)}.home-paper-presentation .deck-card--paper.home-hero-scene{--home-sheet-edge: var(--dl-orange);--course-primary-button-accent: var(--dl-deep-red)}.home-paper-presentation .deck-card--paper#sekcia-objav{--home-sheet-edge: var(--dl-cyan)}.home-paper-presentation .deck-card--paper:after{background:var(--home-sheet-edge)}@media (min-width: 1025px){.home-paper-presentation .deck-card--paper:before{border-radius:0 0 var(--home-sheet-corner) 0}.home-paper-host .site-footer--paper .site-footer__meta{padding-right:120px}}@media (max-width: 1024px){.home-paper-presentation.home-deck .deck-card.deck-card--paper{--home-sheet-corner: clamp(24px, 9vw, 96px);--home-sheet-corner-fill: calc(var(--home-sheet-corner) / 2);--paper-edge-radius: 0 0 var(--home-sheet-corner) 0;--section-tab-width: 150px;--section-tab-step: 116px;--section-tab-height: 40px;--section-tab-left: calc(100% - var(--home-sheet-corner) - var(--section-tab-width) - (2 - var(--deck-index, 0)) * var(--section-tab-step) + 2px);--deck-tab-font: 800 .82rem/1 var(--main-thought-label-font, var(--dl-font-marker));--deck-tab-letter-spacing: .03em}.home-paper-presentation .deck-card--paper:before{border-radius:0 0 var(--home-sheet-corner) 0}.home-paper-presentation .deck-card--paper:after{display:block;transform:scaleX(-1)}.home-paper-presentation .deck-card--paper .deck-tab-container--paper{display:block}.home-paper-presentation .deck-card--paper .deck-tab.deck-tab--paper{justify-content:flex-end!important;padding:0 12px 4px 26px}.home-paper-presentation.home-deck{--deck-mobile-navbar-edge: 8px}.home-paper-presentation .deck-card--paper.home-hero-scene>.container{padding-top:calc(var(--navbar-height, 76px) + 92px)}.home-paper-presentation .deck-card--paper:not(.home-hero-scene)>.container{padding-top:calc(var(--section-tab-height, 40px) + 26px)}.home-paper-presentation .home-hero-scene .home-guide-cutout{clip-path:inset(-100vh -100vw var(--home-sheet-edge-width, 6px) -100vw)}}@media (max-width: 600px){.home-paper-presentation.home-deck .deck-card.deck-card--paper{--section-tab-width: 120px;--section-tab-step: 94px;--deck-tab-font: 800 .7rem/1 var(--main-thought-label-font, var(--dl-font-marker));--deck-tab-letter-spacing: .02em}.home-paper-presentation .deck-card--paper .deck-tab.deck-tab--paper{padding:0 9px 4px 20px}.home-paper-presentation .deck-track--mobile .deck-mobile-item{top:calc(var(--navbar-height) + 58px - var(--deck-mobile-card-height, 100vh) + ((var(--deck-mobile-order, 0) + 1) * var(--deck-mobile-navbar-edge)))}}.home-brush{position:absolute;z-index:0;display:block;aspect-ratio:var(--brush-ratio, 5);background:var(--brush-color, var(--dl-cyan));mask:var(--brush-shape) center / 100% 100% no-repeat;opacity:var(--brush-opacity, .4);transform:rotate(var(--brush-rotate, 0deg)) scaleX(var(--brush-flip, 1));pointer-events:none}.home-brush--sweep{--brush-shape: var(--home-brush-sweep);--brush-ratio: 5}.home-brush--dab{--brush-shape: var(--home-brush-dab);--brush-ratio: 2.3}.home-brush--smear{--brush-shape: var(--home-brush-smear);--brush-ratio: 2.1}.home-paper-signature{--learning-path-margin: 0;--learning-path-size: clamp(1.22rem, 1.9vw, 1.65rem);text-transform:uppercase}.home-paper-signature li{position:relative;isolation:isolate}.home-paper-signature.course-hub-path--scattered li+li:before{content:"";display:inline-block;width:1.55em;height:.82em;margin:0 clamp(8px,1.1vw,16px);vertical-align:-.05em;font-size:1em;background:var(--dl-environment-muted);mask:var(--home-sketch-arrow) center / contain no-repeat;transform:translateY(var(--path-arrow-shift)) rotate(-16deg)}.home-paper-signature.course-hub-path--scattered{--path-low: 26px;--path-high: -8px;--path-arrow-shift: calc((var(--path-low) - var(--path-high)) / 2)}.home-paper-signature.course-hub-path--scattered li:nth-child(odd){transform:rotate(-2deg) translateY(var(--path-low))}.home-paper-signature.course-hub-path--scattered li:nth-child(2n){transform:rotate(2deg) translateY(var(--path-high))}.home-paper-signature.course-hub-path--scattered li:nth-child(odd):before{transform:translateY(calc(-1 * var(--path-arrow-shift))) rotate(14deg) scaleY(-1)}.home-paper-signature.course-hub-path--scattered li:nth-child(4):before{transform:translateY(var(--path-arrow-shift)) rotate(-14deg) scale(.92)}.home-paper-signature :is([data-step=explore],[data-step=get]):after{content:"";position:absolute;z-index:-2;pointer-events:none}.home-paper-signature [data-step=explore]:after{left:-30%;top:22%;width:150%;aspect-ratio:2.3;background:var(--dl-cyan);mask:var(--home-brush-dab) center / 100% 100% no-repeat;opacity:.2;transform:rotate(-7deg)}.home-paper-signature [data-step=get]:after{left:18%;top:-24%;width:170%;aspect-ratio:5;background:var(--dl-purple);mask:var(--home-brush-sweep) center / 100% 100% no-repeat;opacity:.16;transform:rotate(5deg) scaleX(-1)}.home-paper-guide{--guide-figure-height: clamp(260px, calc(100vh - 560px) , 380px);--guide-figure-width: calc(var(--guide-figure-height) * 2 / 3);--guide-overlap: 46px;position:relative;isolation:isolate;display:grid;grid-template-columns:calc(var(--guide-figure-width) - var(--guide-overlap)) minmax(0,1fr);grid-template-rows:auto auto;min-width:0;width:100%;padding-top:10px}.home-paper-guide:before{content:"";grid-area:1 / 2;z-index:0;margin:30px 6px 14px 28px;transform:rotate(-3.5deg);background:var(--dl-worksheet-paper);border:1px solid var(--dl-line);box-shadow:0 6px 14px rgba(var(--dl-shadow-paper-rgb),.1);pointer-events:none}.home-paper-guide__paper{--microblock-point-size: clamp(1.45rem, 1.9vw, 1.8rem);--microblock-point-padding-right: 0px;--microblock-padding-inline: 54px;--microblock-padding-block: 28px;--microblock-labeled-padding-top: 32px;z-index:1;transform:rotate(1.4deg)}.home-paper-guide .home-paper-guide__paper{grid-area:1 / 2;align-self:start}.home-paper-guide__blot{--sticky-note-background: var(--home-note-blot-gloss) center / 100% 100% no-repeat, var(--home-paint-wash);mask:var(--home-note-blot) center / 100% 100% no-repeat}.home-paper-guide__copy{margin:0 0 14px;color:var(--microblock-ink);font:400 1.02rem/1.45 var(--dl-font-handwriting)}.home-paper-guide__copy:last-child{margin-bottom:0}.home-paper-guide__copy{--marker-highlight-color: var(--dl-inline-highlighter-yellow)}.home-paper-guide__copy .marker{font-weight:inherit}.home-apps-sketch{--apps-tile: 58px;--apps-marker: var(--dl-deep-red);position:relative;align-self:flex-start;margin:30px 0 0;transform:rotate(-3deg);transform-origin:0 100%}.home-apps-sketch__sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.home-apps-sketch__row{display:flex;align-items:center;gap:10px}.home-apps-sketch__office{display:flex;align-items:center;gap:4px}.home-app-logo{position:relative;display:block;flex:none;height:var(--apps-tile);transform:rotate(var(--tile-tilt, 0deg));filter:drop-shadow(0 6px 8px rgba(var(--dl-shadow-paper-rgb),.22))}.home-app-logo,.home-app-logo img{-webkit-user-select:none;user-select:none;-webkit-user-drag:none}.home-app-logo img{display:block;width:auto;height:100%}.home-app-logo--word{--tile-tilt: -4deg}.home-app-logo--excel{--tile-tilt: 3deg}.home-app-logo--powerpoint{--tile-tilt: -2deg}.home-app-logo--ai{--tile-tilt: 4deg;margin-left:4px;aspect-ratio:1}.home-apps-sketch__circle{position:absolute;top:-16px;right:-18px;bottom:-14px;left:-20px;width:calc(100% + 38px);height:calc(100% + 30px);fill:none;stroke:var(--apps-marker);stroke-width:3.2;stroke-linecap:round;overflow:visible;pointer-events:none}.home-apps-sketch__plus{flex:none;width:24px;height:24px;fill:none;stroke:var(--apps-marker);stroke-width:5.5;stroke-linecap:round;transform:rotate(-4deg)}.home-paper-guide__tape{z-index:3;top:0;right:42px;transform:rotate(7deg)}.home-paper-guide__illustration{grid-area:1 / 1 / -1 / 3;z-index:2;align-self:end;justify-self:start;position:relative;width:var(--guide-figure-width);height:var(--guide-figure-height);translate:var(--guide-parallax-x, 0) 0;transition:translate .7s cubic-bezier(.2,.7,.2,1);pointer-events:none;isolation:isolate}.home-paper-guide[data-has-illustration=false] .home-paper-guide__illustration{display:none}.home-guide-cutout{display:block;width:100%;height:100%;object-fit:contain;object-position:50% 100%;transform-origin:50% 100%;position:relative;z-index:1;filter:drop-shadow(0 16px 20px rgba(var(--dl-shadow-paper-rgb),.2)) drop-shadow(0 2px 4px rgba(var(--dl-shadow-paper-rgb),.18))}.home-paper-guide__signature{--sticky-note-static-width: min(300px, 100%);--sticky-note-transform: rotate(-4deg);--sticky-note-shadow: none;--sticky-note-light-opacity: 0;--sticky-note-heading-ink: var(--dl-black);--sticky-note-copy-ink: var(--dl-black);--sticky-note-copy-font: var(--dl-font-handwriting);--sticky-note-copy-size: .96rem;--sticky-note-copy-weight: 400;--sticky-note-copy-line-height: 1.38;--sticky-note-heading-size: 1.14rem;--sticky-note-padding: 34px 46px 46px 44px;grid-area:2 / 2;z-index:3;align-self:start;justify-self:start;margin:-16px 0 0 calc(var(--guide-overlap) - var(--guide-figure-width) * .38)}@media (min-width: 1025px){.home-paper-guide{--guide-paper-top: clamp(20px, 5vh, 56px);--guide-luki-shift: 120px;container-type:size;height:100%;grid-template-columns:minmax(0,calc(var(--guide-figure-width) - var(--guide-overlap) + var(--guide-luki-shift))) minmax(min(100%,330px),1fr);grid-template-rows:auto auto 1fr;padding-top:var(--guide-paper-top)}.home-paper-guide__tape{top:calc(var(--guide-paper-top) - 10px)}.home-hero-scene{--section-paper-padding: 90px 60px 0}.home-hero-scene .hero-layout{grid-template-rows:1fr;row-gap:0}.home-hero-scene .hero-copy{align-self:stretch;display:flex;flex-direction:column;padding-bottom:clamp(24px,5vh,56px)}.home-hero-scene .hero-copy__lede{margin-top:clamp(12px,2.4vh,36px)}.home-hero-scene .hero-actions{margin-bottom:auto}.home-hero-scene .home-apps-sketch{margin:18px 0 calc(110px - clamp(24px,5vh,56px)) 60px}.home-paper-guide{--guide-hair-top: calc(var(--hero-title-top) + var(--hero-title-size) * (.98 * var(--hero-first-line-scale, 1) + .84) + 10px - var(--guide-paper-top));--guide-luki-height: min(calc((100cqh - var(--guide-hair-top)) / .9675), 900px);--guide-luki-width: calc(var(--guide-luki-height) * 2 / 3);--guide-luki-shift-used: clamp(0px, calc(100cqw - 330px - var(--guide-figure-width) + var(--guide-overlap)), var(--guide-luki-shift));--guide-luki-left: calc(min(0px, calc(var(--guide-figure-width) - var(--guide-overlap) - var(--guide-luki-width) * .68)) + var(--guide-luki-shift-used))}.home-paper-guide .home-paper-guide__illustration{position:absolute;left:var(--guide-luki-left);bottom:0;width:auto;height:var(--guide-luki-height);aspect-ratio:2 / 3}.home-paper-guide .home-paper-guide__signature{grid-area:3 / 2;align-self:end;justify-self:end;margin:0 calc(10px + var(--home-can-shift)) clamp(28px,4vh,44px) 0}.home-paper-guide .home-paper-guide__signature .home-zaio-slot{left:calc(100% + var(--home-can-shift) - 50px);top:-70px}}@media (min-width: 1025px) and (max-width: 1239px){.home-paper-paths .home-course-preview{top:auto;bottom:58px;right:16px;width:206px}.home-paper-paths .home-course-preview__next{display:none}.home-paper-paths .home-paper-path--courses p{max-width:11em}.home-paper-paths .home-free-hint{font-size:.98rem}}.home-paths-head{position:relative;z-index:5;display:flex;align-items:flex-start;justify-content:space-between;gap:24px}.home-zaio-corner{--home-zaio-paint: var(--dl-green);--home-paint-alpha: 100%;--home-paint-wash: color-mix(in srgb, var(--home-zaio-paint) var(--home-paint-alpha), transparent);--home-paint-can-color: var(--home-zaio-paint);--home-paint-can-opacity: 1;--home-can-shift: 28px;--home-can-drop: 42px;--home-can-lie: -16deg;--home-spill-at: calc(100% - 40px) 57%;position:relative;width:380px}.home-paper-zaio{--sticky-note-static-width: 100%;--sticky-note-transform: rotate(2.4deg);--home-blot-box: left center / calc(100% - 40px) 100%;--sticky-note-background: var(--home-note-blot-gloss) 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74px)}}.home-paint-can{position:absolute;top:0;right:0;bottom:0;left:0;z-index:3;pointer-events:none;translate:var(--home-can-shift) var(--home-can-drop);scale:-1 1}.home-paint-can__sprite{position:absolute;background:var(--can-metal) center / 100% 100% no-repeat;filter:drop-shadow(0 4px 4px rgba(var(--dl-shadow-paper-rgb),.26))}.home-paint-can__sprite:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--can-paint) center / 100% 100% no-repeat,var(--home-paint-can-color);background-blend-mode:hard-light;mask:var(--can-paint) center / 100% 100% no-repeat;opacity:var(--home-paint-can-opacity)}.home-paint-can__sprite--upright{--can-metal: var(--home-can-upright);--can-paint: var(--home-can-upright-paint);left:-48px;top:20px;width:52px;height:64px;transform-origin:100% 100%}.home-paint-can__sprite--tipped{--can-metal: var(--home-can-tipped);--can-paint: var(--home-can-tipped-paint);left:0;top:28px;width:96px;height:79px;transform-origin:8% 50%;rotate:var(--home-can-lie)}.home-zaio-corner[data-spill=waiting] .home-paint-can__sprite--tipped,.home-zaio-corner[data-spill=done] .home-paint-can__sprite--upright{opacity:0}.home-zaio-corner[data-spill=waiting] .home-paint-note{clip-path:circle(0 at var(--home-spill-at))}.home-platform-content{min-height:100%;display:flex;flex-direction:column;justify-content:flex-start;gap:4px}.home-platform-section{--marker-highlight-color: var(--dl-inline-highlighter-cyan)}.home-platform-section#sekcia-ucenie{--marker-highlight-color: var(--dl-inline-highlighter-green)}.home-platform-section .section-intro{margin:clamp(10px,3.5vh,40px) 0 22px}.deck-card--paper.home-platform-section .section-intro .h2{margin:0;font-size:clamp(2.6rem,3.9vw,3.6rem)}.deck-card--paper.home-hero-scene .hero-copy .hero-title,.deck-card--paper.home-platform-section .section-intro .h2{font-family:var(--dl-font-display, var(--dl-font-heading, var(--dl-font-ui)));font-weight:var(--dl-font-display-weight, 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.section-intro .h2{font-size:2.2rem}}.home-paper-path--courses{--course-primary-button-accent: var(--dl-cyan);--course-secondary-button-accent: var(--dl-cyan)}.home-paper-path--podcast{--course-primary-button-accent: var(--dl-green);--course-secondary-button-accent: var(--dl-green)}.home-paper-path--free{--course-primary-button-accent: var(--dl-orange);--course-secondary-button-accent: var(--dl-orange)}.home-paper-paths{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));grid-template-rows:auto auto auto;align-items:start;position:relative;isolation:isolate;padding:10px 26px 26px}.home-route-layer{position:relative;min-width:0}.home-route-layer--courses{grid-column:1 / 8;grid-row:1 / 3;z-index:2;margin-top:28px}.home-route-layer--podcast{grid-column:8 / -1;grid-row:1;z-index:1;margin:calc(-1 * var(--podcast-rise, 84px)) 8px 0 -54px}.home-route-layer--free{grid-column:7 / 12;grid-row:2 / 4;z-index:3;margin:calc(var(--podcast-rise, 84px) - 12px) 0 0 -18px;filter:drop-shadow(0 10px 14px rgba(var(--dl-shadow-paper-rgb),.16)) drop-shadow(0 2px 3px rgba(var(--dl-shadow-paper-rgb),.12))}.home-route-tape{top:-10px;left:28%;z-index:4;transform:rotate(-5deg)}[data-theme=dark] .home-podcast-since{color:var(--dl-green)}[data-theme=dark] .home-zaio-corner{--home-paint-wash: color-mix(in srgb, var(--home-zaio-paint) var(--home-paint-alpha), #fff);--home-paint-can-color: var(--home-paint-wash);--home-paint-can-opacity: 1}.home-zaio-corner.home-paper-guide__signature{--home-zaio-paint: var(--dl-highlight-gold);--home-can-shift: 68px;--home-can-drop: 0px;--home-spill-at: 100% 52%;width:var(--sticky-note-static-width)}.home-paper-path{--sticky-note-static-width: 100%;--sticky-note-copy-size: 1rem;--sticky-note-copy-weight: 400;min-width:0}.home-paper-path--courses{--courses-rule: color-mix(in srgb, var(--dl-cyan) 26%, transparent);--courses-margin: color-mix(in srgb, var(--dl-deep-red) 42%, transparent);--sticky-note-background: linear-gradient(to right, transparent 26px, 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svg{width:46px;height:46px;fill:none;stroke:currentColor;stroke-width:3.6;stroke-linecap:round;stroke-linejoin:round}.home-paper-learning__aside{display:grid;align-self:center;padding:58px 0 44px}.home-learning-time{position:relative;isolation:isolate}.home-learning-time:before{content:"";position:absolute;z-index:0;top:16px;right:2px;bottom:-6px;left:18px;border:1px solid var(--dl-line);border-radius:15px;background:var(--dl-worksheet-paper);box-shadow:0 6px 14px rgba(var(--dl-shadow-paper-rgb),.1);transform:rotate(-3.4deg);pointer-events:none}.home-paper-benefit{--microblock-point-size: clamp(1.4rem, 1.75vw, 1.72rem);--microblock-point-padding-right: 8px;--microblock-padding-inline: 54px;--microblock-padding-block: 30px;--microblock-labeled-padding-top: 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.4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: 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45%,var(--dl-environment-ink));outline-offset:3px;border-radius:2px}.page-kicker svg{width:1.1em;height:1.1em;flex:none}.page-hero .page-hero__title{--marker-highlight-color: var(--page-accent, var(--dl-highlighter-cyan));max-width:none;margin:0;color:var(--dl-environment-ink);font:800 var(--route-title-size)/var(--route-title-leading) var(--dl-font-heading, var(--dl-font-ui));letter-spacing:var(--letter-spacing-tight, -.03em);text-align:start;text-wrap:balance;overflow-wrap:break-word}.page-hero .page-hero__title .marker{white-space:normal}.page-hero .page-hero__title:focus{outline:none}.page-hero .page-hero__title:focus-visible{outline:3px solid color-mix(in srgb,var(--page-accent, var(--dl-lesson-module-accent)) 45%,var(--dl-environment-ink));outline-offset:4px}.page-hero__lead{max-width:38rem;margin:22px 0 0;color:var(--dl-environment-muted);font:400 var(--route-lead-size)/1.6 var(--dl-font-ui)}.page-hero__actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin-top:32px}.route-section-title{margin:0 0 28px;font:700 var(--route-section-title-size)/1.16 var(--dl-font-heading, var(--dl-font-ui));letter-spacing:var(--letter-spacing-tight, -.03em);text-align:start}@media (max-width: 900px){.page-hero--with-aside,.page-hero--aside-first{grid-template-columns:minmax(0,1fr)}}@media (max-width: 620px){.course-card:has(.page-hero){margin-top:68px}.page-hero{margin-bottom:clamp(48px,12vw,64px)}.page-hero__actions{margin-top:24px}}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: #454a45;--dl-worksheet-input-paper: rgba(255, 255, 255, .045);--dl-worksheet-input-ruling: repeating-linear-gradient(to bottom, transparent 0 27px, rgba(190, 196, 187, .16) 27px 28px);--dl-worksheet-rating-ink: #c5c3bc;--dl-worksheet-tab-ink: #d4d0c7;--dl-worksheet-preview-label: #bbb9b2;--dl-worksheet-preview-ink: #cbc8bf;--dl-worksheet-nav-ink: #cbc8bf;--dl-worksheet-placeholder: #9f9e98;--dl-worksheet-control-paper: #272a27;--dl-worksheet-stamp-ink: #e0dcd3;--dl-worksheet-action-copy: #d1cec5;--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--dl-sticky-close-ink: #cbd0ca;--dl-sticky-rule: #c6b45a;--dl-sticky-rule-soft: rgba(218, 201, 111, .22);--dl-checkpoint-guided-paper: #201f1d;--dl-checkpoint-guided-ink: #eee8dc;--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(0, 0, 0, .5), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(0, 0, 0, .5), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(0, 0, 0, .2));--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(0, 0, 0, .12) calc(56% - 1px) , rgba(255, 255, 255, .06) 56%, transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .05), transparent 55%, rgba(0, 0, 0, .12)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(0, 0, 0, .2), transparent 70%), var(--dl-thought-noise);--dl-checkpoint-prompt-base: rgba(29, 29, 28, .98);--dl-checkpoint-prompt-rule: rgba(160, 196, 240, .1);--dl-checkpoint-prompt-ink: #f0e7df;--dl-checkpoint-prompt-ink-blend: normal;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(240, 231, 223, .25);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(0, 0, 0, .5)) drop-shadow(0 .3rem .6rem rgba(0, 0, 0, .3));--dl-portable-prompt-paper: var(--dl-checkpoint-prompt-paper);--dl-practice-ink: var(--dl-worksheet-ink);--dl-practice-pen: #d9e0dd;--dl-practice-blue-paper: #102a31;--dl-practice-warm-paper: #2a211f;--dl-practice-yellow-paper: #c8b800;--dl-practice-subtle-paper: #232623;--dl-practice-choice-paper: rgba(255, 255, 255, .035);--dl-practice-input-paper: rgba(255, 255, 255, .04);--dl-practice-warning-paper: #29251a;--dl-practice-on-accent: #171012;--dl-practice-ruling: rgba(210, 219, 216, .1);--dl-practice-dialog-backdrop: rgba(0, 0, 0, .62);--dl-practice-dialog-shadow: 0 16px 50px rgba(0, 0, 0, .48)}.public-paper-layout{--course-preview-paper: var(--dl-paper, #fffdf7);--course-preview-ink: var(--dl-environment-ink, #141a23);--course-preview-muted: var(--dl-environment-muted, #526071);--course-preview-line: color-mix(in srgb, var(--dl-environment-ink, #141a23) 12%, transparent);--course-preview-shadow: 0 22px 48px rgba(var(--dl-shadow-ink-rgb, 20, 26, 35), .12);overflow-x:clip}.course-preview-section{margin-top:clamp(72px,8vw,112px)}.course-preview-paper-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:clamp(24px,4vw,44px)}.course-preview-card-action{display:inline-block;margin-top:auto;color:var(--course-preview-ink);font:750 .82rem/1.25 var(--dl-font-ui)}.course-preview-paper--overview{--course-accent: var(--dl-lesson-module-accent);--course-highlight: var(--dl-lesson-module-highlight)}.course-preview-shell:has(>.course-preview-outline[aria-hidden=true]){display:block;width:min(100% - 24px,1280px);margin-inline:auto}.course-preview-shell>.course-preview-outline[aria-hidden=true]{display:none}.course-preview-overview-content{color:var(--ink)}.course-preview-course-headline{max-width:760px;margin:24px 0 0;color:var(--course-preview-muted);font:400 clamp(1rem,1.45vw,1.15rem)/1.55 var(--dl-font-ui)}.course-preview-signal-row{display:flex;margin-top:30px;flex-wrap:wrap;gap:10px}.course-preview-signal-row span{padding:7px 11px;border-radius:3px 8px 4px 6px;background:color-mix(in srgb,var(--course-accent) 14%,var(--surface));color:var(--ink);font:700 .72rem/1.2 var(--font-ui);transform:rotate(-.4deg)}.course-preview-signal-row span:nth-child(2n){transform:rotate(.6deg)}.course-preview-overview-intro>p{max-width:820px;margin:1rem auto 0;color:var(--muted);font:400 1.02rem/1.72 var(--font-ui)}.course-preview-overview-content>.course-preview-overview-journey{--numbered-step-text-display: grid;--numbered-step-text-gap: 2px;--numbered-step-text-color: var(--muted);--numbered-step-text-font: var(--font-ui);--numbered-step-text-size: 1.02rem;--numbered-step-text-line-height: 1.6;--numbered-step-strong-color: var(--ink);--numbered-step-strong-size: 1.18rem;margin-top:clamp(72px,8vw,112px)}.course-preview-overview-content>.course-preview-paper-grid{margin-top:clamp(72px,8vw,112px)}.course-preview-overview-content>.main-thought{margin-top:clamp(72px,8vw,112px)}.course-preview-overview-content>.course-preview-overview-action{--pinned-task-accent: var(--course-accent);width:100%;max-width:980px;margin:clamp(72px,8vw,112px) auto 0}.course-preview-outline{position:sticky;z-index:3;top:146px;grid-column:1;grid-row:1;width:276px;align-self:start}.course-view--preview .course-preview-m00-card{position:relative;top:auto;margin-bottom:16px}.course-overview-pocket{--pocket-card-height: 180px;--pocket-card-step: 30px;--pocket-card-active-top: 8px;position:relative;isolation:isolate;width:100%;height:470px}.course-overview-pocket__back,.course-overview-pocket__front{position:absolute;left:50%;display:block;width:100%;height:auto;pointer-events:none;-webkit-user-select:none;user-select:none;transform:translate(-50%)}.course-overview-pocket__back{z-index:1;bottom:21px}.course-overview-pocket__front{z-index:15;bottom:0;filter:drop-shadow(0 9px 10px rgba(70,40,20,.15))}.course-overview-pocket__cards{position:absolute;z-index:2;top:0;right:0;bottom:35px;left:0;overflow:clip}.course-overview-pocket-card{--pocket-card-color: #69d8ee;--pocket-card-ink: #153440;--pocket-card-tilt: -1.2deg;--pocket-card-hover-lift: 0px;position:absolute;z-index:calc(2 + var(--pocket-card-order));top:0;left:6%;width:88%;height:var(--pocket-card-height);overflow:hidden;border:1px solid color-mix(in srgb,var(--pocket-card-ink) 24%,transparent);border-radius:12px 16px 5px 7px;background:linear-gradient(102deg,rgba(255,255,255,.32),transparent 48%),repeating-linear-gradient(to bottom,transparent 0 29px,rgba(29,49,52,.045) 30px,transparent 31px),var(--pocket-card-color);box-shadow:0 7px 12px #34241821;color:var(--pocket-card-ink);transform:translateY(calc(var(--pocket-card-active-top) + var(--pocket-card-height) - var(--pocket-card-step) + var(--pocket-card-order) * var(--pocket-card-step) - var(--pocket-card-hover-lift))) rotate(var(--pocket-card-tilt));transform-origin:50% 100%;transition:transform .26s ease,box-shadow .26s ease}.course-overview-pocket-card:nth-child(2){--pocket-card-color: #ffad78;--pocket-card-ink: #4a2817;--pocket-card-tilt: .85deg}.course-overview-pocket-card:nth-child(3){--pocket-card-color: #ffe77f;--pocket-card-ink: #413816;--pocket-card-tilt: -.45deg}.course-overview-pocket-card:nth-child(4){--pocket-card-color: #84d9a5;--pocket-card-ink: #163b29;--pocket-card-tilt: .65deg}.course-overview-pocket-card:nth-child(5){--pocket-card-color: #c8a0ef;--pocket-card-ink: #342047;--pocket-card-tilt: -.75deg}.course-overview-pocket-card:nth-child(6){--pocket-card-color: #ff91ad;--pocket-card-ink: #491a2c;--pocket-card-tilt: .95deg}.course-overview-pocket-card.is-expanded{box-shadow:0 17px 30px #34241838;transform:translateY(calc(var(--pocket-card-active-top) + var(--pocket-card-order) * var(--pocket-card-step))) rotate(0)}.course-overview-pocket-card.is-behind-active{pointer-events:none}@media (hover: hover) and (pointer: fine){.course-overview-pocket-card:not(.is-expanded,.is-behind-active):hover{--pocket-card-hover-lift: 6px;box-shadow:0 11px 17px #3424182e}}.course-overview-pocket-card:not(.is-expanded,.is-behind-active):focus-within{--pocket-card-hover-lift: 6px;box-shadow:0 11px 17px #3424182e}.course-overview-pocket-card__toggle{display:grid;width:100%;min-height:44px;padding:8px 15px 7px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;border:0;border-bottom:1px solid color-mix(in srgb,var(--pocket-card-ink) 18%,transparent);border-radius:inherit;background:transparent;color:inherit;font-family:var(--dl-font-handwriting);text-align:left;cursor:pointer;scroll-margin-top:110px}.course-overview-pocket-card__toggle:focus-visible{outline:3px solid color-mix(in srgb,var(--pocket-card-ink) 46%,white);outline-offset:-5px}.course-overview-pocket-card__label{overflow:hidden;font-size:.94rem;font-weight:700;letter-spacing:.01em;text-overflow:ellipsis;white-space:nowrap}.course-overview-pocket-card__count{display:inline-grid;width:27px;height:27px;place-items:center;border:1px solid color-mix(in srgb,var(--pocket-card-ink) 28%,transparent);border-radius:50%;background:#fff3;font:800 .62rem/1 var(--dl-font-mono)}.course-overview-pocket-card__panel{padding:8px 12px 10px}.course-overview-pocket-card__title{margin:0 2px 6px;color:color-mix(in srgb,var(--pocket-card-ink) 78%,transparent);font:600 .64rem/1.25 var(--dl-font-ui)}.course-overview-pocket-card__panel ul{display:grid;gap:4px;margin:0;padding:0;list-style:none}.course-overview-pocket-card__unit{display:grid;padding:5px 8px;border:1px solid color-mix(in srgb,var(--pocket-card-ink) 16%,transparent);border-radius:7px 10px 6px 9px;background:#ffffff3d;color:var(--pocket-card-ink);text-decoration:none;transition:background-color .16s ease,transform .16s ease}.course-overview-pocket-card__unit:is(:hover,:focus-visible){background:#ffffff7a;transform:translate(2px)}.course-overview-pocket-card__unit:focus-visible{outline:2px solid color-mix(in srgb,var(--pocket-card-ink) 50%,transparent);outline-offset:2px}.course-overview-pocket-card__badge{margin-bottom:1px;font:800 .48rem/1.15 var(--dl-font-mono);letter-spacing:.045em;text-transform:uppercase}.course-overview-pocket-card__unit>span:not(.course-overview-pocket-card__badge){font:700 .68rem/1.18 var(--dl-font-ui)}.course-overview-pocket-card__unit small{margin-top:2px;font:600 .5rem/1.15 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var(--dl-font-ui)}.course-hub-note{margin:0;color:var(--course-preview-muted);font:400 1.1rem/1.4 var(--dl-font-handwriting);transform:rotate(-1.5deg)}.course-hub-courses{--hub-stamp-grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='70'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' seed='7'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -3.4 2.55'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E")}.course-hub-courses{position:relative;padding-left:clamp(36px,4vw,52px);isolation:isolate}.course-hub-course-papers{--hub-course-peek: 48px;--hub-course-label-clearance: 50px;--hub-course-tuck: 28px;--hub-course-width: calc((100% - var(--hub-course-label-clearance)) / 2);display:grid;grid-template-columns:minmax(0,1fr);width:100%;min-height:440px}.course-hub-course-paper{--hub-course-color: var(--dl-sticky-cyan);position:relative;z-index:1;display:flex;width:var(--hub-course-width);min-width:0;grid-area:1 / 1;justify-self:end;transition:transform .32s cubic-bezier(.2,.8,.2,1)}.course-hub-course-paper--0{width:calc(100% - var(--hub-course-width) - var(--hub-course-peek) + var(--hub-course-tuck));justify-self:start}.course-hub-course-paper--0 .course-hub-course{padding-right:calc(clamp(23px,3vw,38px) + var(--hub-course-tuck))}.course-hub-course-paper--0 .microblock-paper__content{transition:opacity .24s ease}.course-hub-course-paper--0 .microblock-paper__content[inert]{opacity:0}.course-hub-course-paper--1{--hub-course-color: var(--dl-sticky-green);z-index:2;transform:translate(calc(-1 * var(--hub-course-peek)))}.course-hub-course-paper--1.is-selected{transform:translate(-100%)}.course-hub-course-paper--2{--hub-course-color: var(--dl-sticky-purple);z-index:3}.course-hub-course-paper{rotate:var(--hub-course-turn, 0deg)}.course-hub-course-paper--0{--hub-course-turn: -1.4deg}.course-hub-course-paper--1{--hub-course-turn: .7deg;translate:0 12px}.course-hub-course-paper--2{--hub-course-turn: 1.8deg;translate:0 -6px}.course-hub-course-papers .course-hub-course{box-shadow:0 1px 2px rgba(var(--dl-shadow-ink-rgb),.12),-10px 16px 28px -6px rgba(var(--dl-shadow-ink-rgb),.22),0 24px 40px -18px rgba(var(--dl-shadow-ink-rgb),.2)}.course-hub-course-paper--0 .course-hub-course__status{--stamp-ink: var(--dl-ink-pen)}.course-hub-course__description{margin:0;color:var(--microblock-ink);font-size:.93rem;line-height:1.48}.course-hub-course__footer{margin-top:auto;padding-top:18px}.course-hub-course__note{display:flex;margin-top:8px;margin-left:1.9rem;align-items:flex-start;gap:.3em;color:var(--microblock-ink)}.course-hub-course__note svg{width:1.05em;height:1.05em;flex:none;transform:translateY(.14em) scaleY(-1)}.course-hub-interest{display:grid;gap:8px}.course-hub-interest>p{margin-block:0}.course-hub-interest__title{color:var(--microblock-ink);font:700 1.08rem/1.2 var(--dl-font-heading, var(--dl-font-ui))}.course-hub-interest__description{color:var(--microblock-ink);font:400 .87rem/1.45 var(--dl-font-ui)}.course-hub-interest form{display:flex;margin-top:5px;flex-wrap:wrap;gap:8px}.course-hub-interest input{min-width:0;min-height:46px;padding:10px 12px;flex:1 1 12rem;border:1px solid color-mix(in srgb,var(--microblock-ink) 35%,transparent);border-radius:4px 8px 5px 6px;background:var(--dl-microblock-paper);color:var(--microblock-ink);font:400 .88rem/1.25 var(--dl-font-ui)}.course-hub-interest input:focus,.course-hub-interest input:focus-visible{border-color:color-mix(in srgb,var(--microblock-ink) 70%,transparent);outline:none;box-shadow:none}.course-hub-interest .primary-button{flex:0 0 auto}.course-hub-interest .course-hub-course__note{font-size:.92rem}.course-hub-interest__confirmation{color:var(--microblock-ink);font:700 .82rem/1.35 var(--dl-font-ui)}@container (max-width: 790px){.course-hub-courses{padding:0 38px 0 46px}.course-hub-course-papers{--hub-course-peek: 34px;--hub-course-label-clearance: 40px;--hub-course-tuck: 0px;--hub-course-width: 100%;grid-template-rows:auto auto;gap:30px;min-height:0}.course-hub-course-paper--0{grid-area:1 / 1;width:100%}.course-hub-course-paper--1{grid-area:2 / 1}.course-hub-course-paper--1.is-selected{grid-area:1 / 1;transform:translate(var(--hub-course-label-clearance))}.course-hub-course-paper--2{grid-area:2 / 1}.course-hub-course-paper--0{--hub-course-turn: -.8deg}.course-hub-course-paper--1{--hub-course-turn: .6deg;translate:none}.course-hub-course-paper--2{--hub-course-turn: 1deg;translate:none}.course-hub-course-paper--0 .course-hub-course{padding-right:18px}.course-hub-course-paper>.microblock-paper.course-hub-course{padding-top:62px}.course-hub-course__note{margin-left:1.2rem}.course-hub-interest form{display:grid;grid-template-columns:minmax(0,1fr)}.course-hub-interest .primary-button{width:fit-content}}.course-hub-demo{display:grid;margin-top:clamp(36px,5vw,60px);grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);grid-template-areas:"explore paper" "lesson  paper" "lesson  test" ".       test" "apply   create";align-items:start;gap:0 clamp(20px,3vw,40px)}.course-hub-step-note--explore{grid-area:explore;justify-self:end;align-self:end;margin:0 -6px 14px 0;--course-hub-step-tilt: -7deg;--course-hub-arrow-angle: 12deg}.course-hub-demo__test>.course-hub-step-note--try{position:absolute;top:62%;right:calc(100% + clamp(14px,2vw,28px));width:max-content;display:grid;justify-items:end;gap:14px;transform:translateY(-50%);--course-hub-step-tilt: 4deg;--course-hub-arrow-angle: -2deg}.course-hub-demo__lesson{position:relative;grid-area:lesson}.course-hub-demo__paper{position:relative;z-index:2;grid-area:paper;align-self:end;min-width:0;transform:rotate(1.4deg)}.course-hub-demo__paper>.microblock-area{margin-top:0}.course-hub-demo__paper{--microblock-point-size: clamp(1.3rem, 2vw + .45rem, 1.85rem);--microblock-point-padding-right: 0px;--microblock-reflection-item-size: 1.2rem;--page-eyebrow-font-size: .86rem}.course-hub-demo__paper .microblock-paper{min-height:23rem;padding-right:clamp(20px,2.2vw,30px)}.course-hub-demo__test{position:relative;grid-area:test;min-width:0;transform:translate(clamp(-110px,-7vw,-40px))}.course-hub-demo__outcome{display:grid;margin-top:clamp(40px,5vw,64px);align-content:start;justify-items:start;gap:6px}.course-hub-demo__outcome--apply{--course-accent: var(--dl-lesson-lab-accent);--prompt-font-size: clamp(1.08rem, .9vw + .45rem, 1.2rem);position:relative;z-index:5;margin-top:calc(-1*clamp(100px,8.6vw,124px))}.course-hub-demo__outcome>.course-lesson-shell__pinned-prompt-paper{width:calc(100% + clamp(120px,14vw,170px));margin:0 0 0 -20px}.course-hub-demo__outcome--create{margin-top:clamp(90px,9vw,120px)}.course-hub-step-note--apply{margin:0 0 22px clamp(16px,4vw,56px);--course-hub-step-tilt: -5deg}.course-hub-step-note--create{margin-left:clamp(80px,20vw,300px);--course-hub-step-tilt: 4deg}.course-hub-step-note--get{width:fit-content;margin:8px 0 -4px clamp(60px,16%,190px);--course-hub-step-tilt: -6deg}.course-hub-demo__outcome--apply{grid-area:apply}.course-hub-demo__outcome--create{grid-area:create}.course-hub-step-note{--course-hub-step-ink: var(--dl-lesson-module-accent);position:relative;z-index:4;max-width:24rem}.course-hub-step-note--try{--course-hub-step-ink: var(--dl-checkpoint-test-accent)}.course-hub-step-note--apply{--course-hub-step-ink: var(--dl-lesson-lab-accent)}.course-hub-step-note--create{--course-hub-step-ink: var(--dl-checkpoint-task-accent)}.course-hub-step-note--get{--course-hub-step-ink: var(--dl-purple)}.course-hub-step-note__mark{--annotation-ink: var(--course-hub-step-ink);--annotation-font-size: clamp(1.65rem, 2.6vw, 2.15rem);--annotation-margin: 0;transform:rotate(var(--course-hub-step-tilt, -3deg));display:inline-flex;align-items:flex-end;gap:.3em}.course-hub-step-note__arrow{width:1.05em;height:1.05em;flex:none;transform:translateY(.3em) rotate(12deg)}.course-hub-step-note[data-arrow=down] .course-hub-step-note__arrow{transform:translateY(.5em) rotate(78deg)}.course-hub-step-note[data-arrow-shape=straight] .course-hub-step-note__arrow{width:1.1em;height:1.1em;transform:translateY(.12em) rotate(var(--course-hub-arrow-angle, 0deg))}.course-hub-step-note[data-arrow=down][data-arrow-side=start] .course-hub-step-note__arrow{transform:translateY(.55em) scaleX(-1) rotate(78deg)}.course-hub-demo__lesson>.main-thought{position:relative;z-index:1;--main-thought-font-size: clamp(1.4rem, 1.6vw + .45rem, 1.85rem);--main-thought-padding-inline: clamp(26px, 2.6vw, 38px);width:calc(100% + 178px);max-width:none;margin:40px 0 -40px -28px;transform:scale(.86) rotate(-7deg);transform-origin:0 0}.course-hub-project{margin:0}.course-hub-project>p{margin:0}.course-hub-certificate__visual{display:grid;max-width:980px;margin:0 auto;grid-template-columns:minmax(0,1fr) auto minmax(0,.9fr);align-items:center;gap:18px}.course-hub-certificate__visual>.sales-certificate{max-width:420px;justify-self:end}.course-hub-certificate__arrow{white-space:nowrap}.course-hub-verify{overflow:hidden;border:1px solid var(--course-preview-line);border-radius:10px;background:var(--course-preview-paper);box-shadow:0 12px 26px rgba(var(--dl-shadow-ink-rgb),.1);color:var(--course-preview-ink);transform:rotate(-.6deg)}.course-hub-verify>p{margin:0;padding-inline:20px}.course-hub-verify>.course-hub-verify__address{margin-bottom:18px;padding-block:9px;border-bottom:1px solid var(--course-preview-line);background:color-mix(in srgb,var(--course-preview-paper) 92%,var(--course-preview-ink));color:var(--course-preview-muted);font:500 .68rem/1.2 var(--dl-font-mono)}.course-hub-verify__status{color:color-mix(in srgb,var(--dl-green) 72%,var(--course-preview-ink));font:800 .72rem/1.3 var(--dl-font-mono);letter-spacing:.07em;text-transform:uppercase}.course-hub-verify__owner{margin-top:8px!important;font:700 1.5rem/1.2 var(--dl-font-handwriting)}.course-hub-verify__course{font:700 .95rem/1.35 var(--dl-font-ui)}.course-hub-verify__summary{margin-top:10px!important;color:var(--course-preview-muted);font-size:.84rem;line-height:1.45}.course-hub-verify__rows{margin:14px 0 18px;padding:0 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1.12rem/1.3 var(--dl-font-handwriting)}.course-sales-presentation.course-hub .course-hub-faq{max-width:none;margin-bottom:0}.course-hub-faq__columns{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:24px clamp(24px,4vw,48px)}.course-hub-faq__columns[data-columns="1"]{grid-template-columns:minmax(0,1fr)}.course-sales-presentation.course-hub .course-hub-faq .sales-faq__gutter-doodle--pen{right:clamp(-12px,3vw - 50px,0px)}.course-sales-presentation.course-hub .course-hub-faq .sales-faq__gutter-doodle--outline{left:calc(-1*clamp(40px,3vw + 10px,60px));width:66px;height:82px}.course-hub-faq__contact{display:flex;width:50%;margin:24px 0 0 auto;flex-wrap:wrap;align-items:center;justify-content:flex-start;gap:12px 20px;text-align:left}.course-hub-faq__question{--annotation-ink: var(--dl-ink-pen);--annotation-font-size: clamp(1.1rem, 1.35vw, 1.4rem);--annotation-margin: 0}@container (max-width: 860px){.course-hub-certificate{--motion-scene-mobile: 1}.course-hub-certificate__visual{grid-template-columns:minmax(0,1fr);justify-items:center}.course-hub-certificate__visual>.sales-certificate{width:min(100%,420px);justify-self:center}.course-hub-certificate__visual>.course-hub-verify{width:min(100%,420px)}}@container (max-width: 760px){.course-hub-heading__note{position:static;max-width:none;margin:14px auto 0;transform:translate(8%) rotate(-3deg)}.course-hub-faq__contact{width:100%;justify-content:flex-end;text-align:right}}@container (max-width: 790px){.course-hub-business{grid-template-columns:minmax(0,1fr)}.course-hub-discover{--motion-scene-mobile: 1}.course-hub-demo{grid-template-columns:minmax(0,1fr);grid-template-areas:"explore" "lesson" "paper" "try" "test" "apply" "create"}.course-hub-demo__paper{margin-top:28px;transform:rotate(.8deg)}.course-hub-demo__test{transform:none}.course-hub-step-note--explore{justify-self:start;margin:0 0 12px}.course-hub-demo__test>.course-hub-step-note--try{position:static;width:auto;justify-items:start;margin:44px 0 12px;transform:none}.course-hub-demo__test>.course-hub-step-note--try>.course-hub-step-note__mark{justify-self:start}.course-hub-demo__outcome--apply{margin-top:clamp(40px,5vw,64px)}.course-hub-demo__outcome>.course-lesson-shell__pinned-prompt-paper{width:100%;margin:0}.course-hub-demo__outcome--create{margin-top:clamp(40px,5vw,64px)}.course-hub-certificate__actions>:is(.primary-button,.secondary-button){flex:1 1 16rem}.course-hub-step-note--create{margin-left:8%}.course-hub-step-note--try>.primary-button{order:-1}.course-hub-step-note--get{margin-left:8%}.course-hub-step-note .course-hub-step-note__arrow,.course-hub-step-note[data-arrow-shape=straight] .course-hub-step-note__arrow{transform:translateY(.5em) rotate(78deg)}.course-hub-step-note[data-arrow-shape=straight] .course-hub-step-note__arrow{transform:translateY(.2em) rotate(90deg)}.course-hub-demo__lesson>.main-thought{--main-thought-font-size: clamp(1.2rem, 3.2cqw, 1.6rem);width:100%;transform:rotate(-2deg)}}@container (max-width: 550px){.course-hub-business__areas,.course-hub-business__action{grid-template-columns:minmax(0,1fr)}.course-hub-business__action>:is(.primary-button,.course-hub-note){grid-column:1}.course-hub-business__action>.primary-button{width:100%}}@media (prefers-reduced-motion: reduce){.course-hub-course-paper,.course-hub-course-paper--0 .microblock-paper__content{transition-duration:.01ms}}@media (min-width: 560px) and (max-width: 1024px){.course-sales-presentation .sales-faq__scene{padding-inline:64px 72px}.course-sales-presentation .sales-faq__gutter-doodle--outline{left:4px;width:52px;height:66px}.course-sales-presentation .sales-faq__gutter-doodle--marker{left:0}.course-sales-presentation.course-hub .course-hub-faq .sales-faq__gutter-doodle--outline{left:4px;width:52px;height:66px}.course-sales-presentation 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.sales-curriculum__headline{position:relative;z-index:0;margin:0}.course-sales-presentation .sales-curriculum__pocket-wrapper{position:relative;z-index:1;display:block;width:min(100%,680px);max-width:none;height:auto;margin:-103px auto 0;container-type:inline-size}.course-sales-presentation .sales-curriculum__note{position:absolute;z-index:20;bottom:246px;left:50%;margin:0;color:color-mix(in srgb,var(--dl-lesson-module-accent) 68%,var(--course-preview-ink));font:700 1.45rem/1.3 var(--dl-font-handwriting);white-space:nowrap;pointer-events:none;transform:translate(-50%) rotate(-3deg);transition:opacity .2s ease}.course-sales-presentation .sales-curriculum[data-envelope-state=open] .sales-curriculum__note{opacity:0}.course-sales-presentation .sales-curriculum__marker-notes{display:flex;width:min(100%,560px);margin:16px auto 0;justify-content:space-between;gap:16px;text-align:left}.course-sales-presentation .sales-curriculum__marker-note{margin:0;color:var(--dl-deep-red);font:700 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fill-opacity='.035'/%3E%3Cpath d='M0 100 50 50 100 100Z' fill='%23fff' fill-opacity='.05'/%3E%3Cpath d='M0 100 50 50 100 100' fill='none' stroke='%235f3d20' stroke-opacity='.28' stroke-width='1.4' vector-effect='non-scaling-stroke'/%3E%3Cpath d='M0 0 50 46 100 0' fill='none' stroke='%23fff' stroke-opacity='.35' stroke-width='1.6' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") 0 0 / 100% 100% no-repeat,var(--env-grain),linear-gradient(165deg,var(--env-kraft-hi),var(--env-kraft) 52%,var(--env-kraft-lo));clip-path:polygon(0 0,50% 46%,100% 0,100% 100%,0 100%)}.course-overview-pocket--sales .course-overview-pocket__flap{z-index:17;bottom:calc(var(--env-h) - var(--env-flap-h));height:var(--env-flap-h);filter:drop-shadow(0 2px 2px rgba(var(--dl-shadow-paper-rgb),.2));transform-origin:50% 0;transition:transform .3s ease}.course-overview-pocket--sales .course-overview-pocket__flap:before{position:absolute;top:0;right:0;bottom:0;left:0;content:"";background:var(--env-grain),linear-gradient(172deg,var(--env-kraft-hi),var(--env-kraft) 70%);clip-path:polygon(0 0,100% 0,53.5% 95%,51% 99.5%,48.5% 99.5%,46.5% 95%)}.course-overview-pocket--sales[data-envelope-state=open] .course-overview-pocket__flap{z-index:2;filter:none;transform:scaleY(-.86)}.course-overview-pocket--sales[data-envelope-state=open] .course-overview-pocket__flap:before{background:var(--env-grain),linear-gradient(to bottom,color-mix(in srgb,var(--env-kraft-lo) 88%,var(--env-kraft-ink)),var(--env-kraft-lo))}.course-overview-pocket--sales .course-overview-pocket__seal{position:absolute;z-index:40;bottom:calc(var(--env-h) - var(--env-flap-h) - 40px);left:50%;display:grid;width:64px;height:64px;place-items:center;padding:0;border:0;border-radius:50%;background:transparent;filter:drop-shadow(0 3px 3px rgba(var(--dl-shadow-paper-rgb),.32)) drop-shadow(0 1px 1px rgba(var(--dl-shadow-paper-rgb),.24));transform:translate(-50%) rotate(-6deg);cursor:pointer;transition:transform .18s ease}.course-overview-pocket--sales .course-overview-pocket__seal img{display:block;width:100%;height:100%;object-fit:contain;pointer-events:none}.course-overview-pocket--sales .course-overview-pocket__seal:hover{transform:translate(-50%) rotate(-2deg) scale(1.05)}.course-overview-pocket--sales .course-overview-pocket__seal:after{position:absolute;top:-10px;right:-10px;bottom:-10px;left:-10px;content:""}.course-overview-pocket--sales .course-overview-pocket__cards{z-index:3;inset:auto 0 0;height:var(--env-stage);overflow:visible;clip-path:inset(-100vh -30% 12px -30%);pointer-events:none}.course-overview-pocket--sales .course-overview-pocket-card{--pocket-card-ink: var(--dl-environment-ink);--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-1, #69d8ee) var(--pocket-card-tint, 50%), var(--dl-paper));left:6%;width:88%;border-color:color-mix(in srgb,var(--pocket-card-ink) 14%,transparent);border-radius:3px 6px 2px 4px;background:repeating-linear-gradient(to bottom,transparent 0 27px,rgba(var(--dl-shadow-ink-rgb),.035) 28px,transparent 29px) 0 40px / 100% 100% no-repeat,var(--pocket-card-color);box-shadow:inset 0 1px #ffffff73,0 -2px 6px rgba(var(--dl-shadow-paper-rgb),.1);pointer-events:auto;transform:translateY(calc(var(--env-line) - 8px - var(--env-step) * (var(--pocket-card-count) - var(--pocket-card-order)) - var(--pocket-card-hover-lift))) rotate(var(--pocket-card-tilt));transition:transform .3s ease,box-shadow .22s ease}.course-overview-pocket--sales .course-overview-pocket-card:nth-child(2){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-2, #ffad78) var(--pocket-card-tint, 48%), var(--dl-paper))}.course-overview-pocket--sales .course-overview-pocket-card:nth-child(3){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-3, #ffe77f) var(--pocket-card-tint, 55%), var(--dl-paper))}.course-overview-pocket--sales .course-overview-pocket-card:nth-child(4){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-4, #84d9a5) var(--pocket-card-tint, 50%), var(--dl-paper))}.course-overview-pocket--sales .course-overview-pocket-card:nth-child(5){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-5, #c8a0ef) var(--pocket-card-tint, 46%), var(--dl-paper))}.course-overview-pocket--sales .course-overview-pocket-card:nth-child(6){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-6, #ff91ad) var(--pocket-card-tint, 42%), var(--dl-paper))}.course-overview-pocket--sales .course-overview-pocket-card:nth-child(7){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-7, #9fb2ff) var(--pocket-card-tint-7, var(--pocket-card-tint, 46%)), var(--dl-paper))}.course-overview-pocket--sales[data-envelope-state=closed] .course-overview-pocket-card,.course-overview-pocket--sales .course-overview-pocket-card[data-stack-relation=behind]{pointer-events:none;transform:translateY(calc(var(--env-line) + 30px))}.course-overview-pocket--sales .course-overview-pocket-card[data-stack-relation=active]{box-shadow:inset 0 1px #ffffff73,0 -4px 14px rgba(var(--dl-shadow-paper-rgb),.16);transform:translateY(calc(var(--env-line) - var(--env-peek) * var(--env-front-count) - var(--env-content))) rotate(0)}.course-overview-pocket--sales .course-overview-pocket-card[data-stack-relation=front]{transform:translateY(calc(var(--env-line) + 2px - var(--env-peek) * (var(--pocket-card-count) - var(--pocket-card-order)) - var(--pocket-card-hover-lift))) rotate(var(--pocket-card-tilt))}.course-overview-pocket--sales .course-overview-pocket-card{--pocket-card-tilt: -.5deg}.course-overview-pocket--sales .course-overview-pocket-card:nth-child(2n){--pocket-card-tilt: .45deg}.course-overview-pocket--sales .course-overview-pocket-card__toggle{min-height:40px;padding:4px 18px 6px;border-bottom-color:transparent}.course-overview-pocket--sales .course-overview-pocket-card__label{font-size:1.05rem}.course-overview-pocket--sales .course-overview-pocket-card__panel{padding:8px 18px 14px}.course-overview-pocket--sales .course-overview-pocket-card__title{margin:0 0 8px;color:color-mix(in srgb,var(--pocket-card-ink) 72%,transparent);font:600 .8rem/1.3 var(--dl-font-ui)}.course-overview-pocket--sales .course-overview-pocket-card__panel ul{grid-template-columns:repeat(auto-fit,minmax(9.5rem,1fr));gap:0}.course-overview-pocket--sales .course-overview-pocket-card__panel li{min-width:0;padding-inline:12px}.course-overview-pocket--sales .course-overview-pocket-card__panel li:first-child{padding-left:0}.course-overview-pocket--sales .course-overview-pocket-card__unit,.course-overview-pocket--sales .course-overview-pocket-card__unit:is(:hover,:focus-visible){padding:3px 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.sales-faq__gutter-doodles{position:absolute;z-index:0;top:0;right:0;bottom:0;left:0;pointer-events:none}.course-sales-presentation .sales-faq__gutter-doodle{position:absolute;display:block;overflow:visible}.course-sales-presentation .sales-faq__gutter-doodle--marker{top:4px;left:-66px;width:120px;height:180px}.course-sales-presentation .sales-faq__gutter-doodle--outline{top:50%;left:calc(-1*clamp(24px,9vw - 70px,88px));width:80px;height:100px;transform:rotate(-10deg)}.course-sales-presentation .sales-faq__gutter-doodle--pen{top:34%;right:calc(-1*clamp(0px,7vw - 40px,70px));width:80px;height:110px;transform:rotate(8deg)}.course-sales-presentation .sales-faq__gutter-doodle--highlight{top:6px;right:clamp(120px,22%,190px);width:70px;height:90px}.course-sales-presentation .sales-faq__gutter-doodle--pencil{right:clamp(10px,6vw - 50px,40px);bottom:120px;width:80px;height:60px;transform:rotate(-6deg)}.course-sales-presentation 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18%), var(--dl-paper));box-shadow:inset 0 1px #ffffff0f,0 -2px 6px #00000040}[data-theme=dark] .course-overview-pocket--sales .course-overview-pocket-card:nth-child(2){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-2, #ffad78) var(--pocket-card-dark-tint, 17%), var(--dl-paper))}[data-theme=dark] .course-overview-pocket--sales .course-overview-pocket-card:nth-child(3){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-3, #ffe77f) var(--pocket-card-dark-tint, 15%), var(--dl-paper))}[data-theme=dark] .course-overview-pocket--sales .course-overview-pocket-card:nth-child(4){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-4, #84d9a5) var(--pocket-card-dark-tint, 16%), var(--dl-paper))}[data-theme=dark] .course-overview-pocket--sales .course-overview-pocket-card:nth-child(5){--pocket-card-color: color-mix(in srgb, var(--pocket-card-tone-5, #c8a0ef) var(--pocket-card-dark-tint, 18%), var(--dl-paper))}[data-theme=dark] .course-overview-pocket--sales 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.sales-gains__headline{text-align:center}.course-sales-presentation .sales-gains__papers{display:grid;grid-template-columns:minmax(0,640px);justify-content:center;margin-top:22px}.course-sales-presentation .sales-outputs__headline,.course-sales-presentation .sales-outputs__lead{text-align:center}.course-sales-presentation .sales-outputs__lead{max-width:720px;margin:0 auto 30px;color:var(--course-preview-muted);font:400 clamp(1rem,1.45vw,1.15rem)/1.55 var(--dl-font-ui)}.course-sales-presentation .sales-outputs__desk{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.6vw,30px);margin:0;padding:0;list-style:none}.course-sales-presentation .sales-output{--output-accent: var(--dl-lesson-module-accent);position:relative;display:grid;align-content:start;gap:6px;min-width:0;padding:16px 18px 20px;border:1px solid color-mix(in srgb,var(--course-preview-ink) 12%,transparent);border-radius:6px 10px 7px 9px/9px 6px 10px 7px;background:var(--dl-control-paper, var(--dl-paper));box-shadow:0 10px 22px rgba(var(--dl-shadow-paper-rgb),.12);transform:rotate(var(--output-tilt, -.5deg))}.course-sales-presentation .sales-output[data-unit-kind=lab]{--output-accent: var(--dl-orange)}.course-sales-presentation .sales-output:nth-child(3n+2){--output-tilt: .6deg}.course-sales-presentation .sales-output:nth-child(3n){--output-tilt: -.2deg}.course-sales-presentation .sales-output__visual{display:grid;height:74px;margin-bottom:6px;place-items:center;border-radius:5px;background:color-mix(in srgb,var(--output-accent) 7%,var(--dl-paper));overflow:hidden}.course-sales-presentation .sales-output__badge{justify-self:start;padding:2px 7px;border-radius:3px;background:color-mix(in srgb,var(--output-accent) 16%,transparent);color:color-mix(in srgb,var(--output-accent) 70%,var(--course-preview-ink));font:700 .7rem/1.4 var(--dl-font-mono);letter-spacing:.08em}.course-sales-presentation .sales-output__title{margin:2px 0 0;color:var(--course-preview-ink);font:700 clamp(1.02rem,1.4vw,1.15rem)/1.25 var(--dl-font-heading, var(--dl-font-ui));letter-spacing:-.02em}.course-sales-presentation .sales-output__text{margin:0;color:var(--course-preview-muted);font:400 .92rem/1.45 var(--dl-font-ui)}.course-sales-presentation .sales-output__specimen{display:block;color:color-mix(in srgb,var(--output-accent) 75%,var(--course-preview-ink))}.course-sales-presentation .sales-output__specimen--prompt{position:relative;display:grid;width:132px;gap:7px;padding:16px 12px 10px;background:color-mix(in srgb,var(--dl-lesson-module-accent) 14%,var(--dl-paper));box-shadow:0 3px 6px rgba(var(--dl-shadow-paper-rgb),.16);transform:rotate(-2deg)}.course-sales-presentation .sales-output__specimen--prompt i{position:absolute;top:-5px;left:38px;width:56px;height:12px;background:color-mix(in srgb,var(--dl-highlighter-yellow) 85%,transparent);transform:rotate(2deg)}.course-sales-presentation .sales-output__specimen--prompt 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.sales-output__specimen--visuals>span+span i{background:linear-gradient(160deg,color-mix(in srgb,var(--dl-orange) 55%,var(--dl-paper)) 0,color-mix(in srgb,var(--dl-orange) 55%,var(--dl-paper)) 55%,color-mix(in srgb,var(--dl-highlighter-yellow) 70%,var(--dl-paper)) 55%,color-mix(in srgb,var(--dl-highlighter-yellow) 70%,var(--dl-paper)))}.course-sales-presentation .sales-output__specimen--audio{width:150px;height:56px;fill:currentColor}.course-sales-presentation .sales-output__specimen--assistant{display:grid;min-width:128px;padding:0 0 6px;overflow:hidden;border:2px solid currentColor;border-radius:7px;background:var(--dl-paper);text-align:center;transform:rotate(-3deg)}.course-sales-presentation .sales-output__specimen--assistant small{padding:3px 8px;background:color-mix(in srgb,var(--output-accent) 75%,var(--course-preview-ink));color:var(--dl-paper);font:700 .6rem/1.3 var(--dl-font-mono);letter-spacing:.12em}.course-sales-presentation .sales-output__specimen--assistant strong{padding:5px 10px 0;color:var(--course-preview-ink);font:700 1rem/1.1 var(--dl-font-handwriting)}@container (max-width: 790px){.course-sales-presentation .sales-outputs__desk{grid-template-columns:repeat(2,minmax(0,1fr))}}@container (max-width: 520px){.course-sales-presentation .sales-outputs__desk{grid-template-columns:minmax(0,1fr)}.course-sales-presentation .sales-output{transform:none}}.course-sales-presentation .sales-gains__paper{width:100%;max-width:none;margin:0}.course-sales-presentation .sales-gains__paper .microblock-list{gap:8px}.course-sales-presentation .sales-offer__after li{font-family:var(--dl-font-ui);font-size:clamp(.98rem,1.3vw,1.05rem)}.course-sales-presentation .sales-offer__after-title{--marker-highlight-color: var(--dl-highlighter-yellow);margin:18px 0 8px}.course-sales-presentation .sales-offer__after{gap:6px;margin:0}.course-sales-presentation .sales-offer__after li{font-size:clamp(.95rem,1.35vw,1.04rem)}.course-sales-presentation .sales-path__headline,.course-sales-presentation .sales-path__lead{text-align:center}.course-sales-presentation .sales-path__lead{max-width:720px;margin:0 auto 34px;color:var(--course-preview-muted);font:400 clamp(1rem,1.45vw,1.15rem)/1.55 var(--dl-font-ui)}.course-sales-presentation .sales-route{--route-gap: clamp(10px, 2vw, 24px);--route-marker: 50px;--route-line: color-mix(in srgb, var(--course-preview-ink) 30%, transparent);--route-accent: var(--dl-lesson-module-accent);display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0 var(--route-gap);margin:0;padding:0;list-style:none}.course-sales-presentation .sales-route__stop{position:relative;display:grid;min-width:0;align-content:start;justify-items:center;gap:6px;text-align:center}.course-sales-presentation .sales-route__stop:not(:last-child):after{position:absolute;top:calc(var(--route-marker) / 2 - 1px);left:calc(50% + var(--route-marker) / 2 + 6px);width:calc(100% + var(--route-gap) - var(--route-marker) - 12px);border-top:2.5px dashed var(--route-line);content:"";transform:rotate(-.6deg)}.course-sales-presentation .sales-route__stop[data-route-state=done]:not(:last-child):after{border-top-style:solid;border-color:var(--route-accent)}.course-sales-presentation .sales-route__marker{display:grid;width:var(--route-marker);height:var(--route-marker);margin-bottom:6px;place-items:center;border:2.5px solid var(--route-line);border-radius:52% 48% 50% 46%/47% 53% 45% 55%;background:var(--dl-control-paper, var(--dl-paper));color:var(--course-preview-ink);font:700 1.4rem/1 var(--dl-font-handwriting);transform:rotate(-3deg)}.course-sales-presentation .sales-route__marker svg{width:24px;height:24px}.course-sales-presentation [data-route-state=done] .sales-route__marker{border-color:var(--route-accent);background:var(--route-accent);color:var(--dl-paper)}.course-sales-presentation [data-route-state=current] .sales-route__marker{border:3px solid var(--dl-deep-red);color:var(--dl-deep-red);box-shadow:0 0 0 5px color-mix(in srgb,var(--dl-deep-red) 13%,transparent)}.course-sales-presentation [data-route-state=preparing] .sales-route__marker{border-style:dashed;color:var(--course-preview-muted)}.course-sales-presentation [data-route-state=goal] .sales-route__marker{border-color:color-mix(in srgb,var(--course-preview-ink) 45%,transparent);background:color-mix(in srgb,var(--dl-highlighter-yellow) 70%,var(--dl-paper))}.course-sales-presentation .sales-route__title{margin:0;color:var(--course-preview-ink);font:700 clamp(1.05rem,1.5vw,1.2rem)/1.2 var(--dl-font-heading, var(--dl-font-ui));letter-spacing:-.02em}.course-sales-presentation .sales-route__link{color:inherit;text-decoration:underline;text-decoration-color:color-mix(in srgb,currentColor 35%,transparent);text-decoration-thickness:1px;text-underline-offset:3px}.course-sales-presentation .sales-route__link:is(:hover,:focus-visible){text-decoration-color:currentColor}.course-sales-presentation 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var(--dl-font-ui)}.course-dashboard .course-dashboard-courses__note{justify-self:start}.course-dashboard-courses__note{--annotation-ink: var(--dashboard-pen);--annotation-margin: -8px 0 12px}.course-dashboard-overview{display:grid;padding-top:clamp(26px,3vw,36px);grid-template-columns:minmax(0,1fr);align-items:start;scroll-margin-top:110px}@container (min-width: 900px){.course-dashboard-overview{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);grid-template-rows:repeat(4,auto) 1fr;column-gap:clamp(28px,4vw,56px)}.course-dashboard-overview>*{grid-column:1}.course-dashboard-overview>.course-dashboard-pocket{grid-column:2;grid-row:1 / -1}}.course-dashboard .course-dashboard-overview__course{margin:4px 0 14px;color:var(--dashboard-ink);font:700 1.05rem/1.35 var(--dl-font-ui)}.course-dashboard-summary{display:grid;max-width:720px;margin-bottom:24px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px 18px}.course-dashboard 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var(--dl-choice-marker-default));--choice-marker-tone: var(--choice-field-accent);min-width:0;margin:0 0 18px;padding:0;border:0;color:var(--dl-environment-ink);font:400 1rem/1.6 var(--font-ui, var(--dl-font-ui));text-align:left}.choice-field--paper>legend{max-width:100%;margin-bottom:9px;padding:0;color:inherit;font:inherit;font-weight:600;white-space:normal}.choice-field--paper .choice-field__options{display:grid;grid-template-columns:minmax(0,1fr);gap:0}.choice-field--paper .choice-field__option{position:relative;display:flex;align-items:center;gap:10px;box-sizing:border-box;min-width:0;min-height:44px;margin:0;padding:10px 0;border:0;border-radius:0;background:transparent;box-shadow:none;color:inherit;font:inherit;cursor:pointer}.choice-field--paper .choice-field__option>span{min-width:0;overflow-wrap:anywhere}.choice-field--paper .choice-field__option:not(:has(input:disabled)):hover{color:var(--choice-field-accent)}.choice-field--paper .choice-field__option:has(input:disabled){opacity:.6;cursor:not-allowed}.choice-field--paper:focus-visible,.choice-field--paper .choice-field__option:has(input:focus-visible){outline:2px solid var(--choice-field-accent);outline-offset:3px}.choice-field--paper .choice-field__input,.choice-field--paper .choice-field__sr-only{position:absolute;width:1px;height:1px;min-height:0;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);border:0;white-space:nowrap}.choice-field--paper .choice-field__hint,.choice-field--paper .choice-field__error{margin:0 0 9px;color:var(--dl-environment-muted);font:400 .875rem/1.5 var(--font-ui, var(--dl-font-ui))}.choice-field--paper .choice-field__error{color:var(--dl-error)}.feedback-submission-note{display:inline-flex;align-items:center;gap:.4rem;background:none;color:var(--checkpoint-accent);font-family:var(--font-paper-hand);font-size:1.5rem;line-height:1;transform:translate(-1.4rem,-.75rem) rotate(-20deg)}.feedback-submission-note__thanks{display:grid;justify-items:center;gap:.15rem}.feedback-submission-note__heart{width:1.5rem;height:auto;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.7}.feedback-submission-note__doodles{color:var(--checkpoint-accent);font-size:1.3rem;transform:rotate(8deg)}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 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var(--dl-worksheet-line))}.worksheet-tab-stack[data-scrollable-tabs]>.paper-tab-stack__tablist{grid-template-columns:repeat(var(--tab-count),minmax(0,1fr));padding-inline:0;overflow-x:clip;overscroll-behavior-inline:auto}.worksheet-tab-stack>.paper-tab-stack__tablist>.paper-tab-stack__paper-tab>.paper-tab-stack__tab>.paper-tab-stack__label{padding:clamp(.2rem,.66cqi,.5rem) clamp(.12rem,1.3cqi,1rem);font-size:var(--paper-tab-label-font-size, clamp(.78rem, 2.6cqi, 1.65rem))}.worksheet-tab-stack__label{display:grid;min-width:0;place-items:center}.worksheet-tab-stack__label small{display:block;margin-top:.25rem;color:inherit;font-family:inherit;font-size:.62em;font-weight:inherit;letter-spacing:inherit;line-height:1.2;text-transform:inherit}.worksheet-tab-stack__sr-only{position:absolute!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;overflow:hidden!important;border:0!important;clip-path:inset(50%)!important;white-space:nowrap!important}.worksheet-tab-stack:is([data-tab-count="5"],[data-tab-count="6"],[data-tab-count="7"])>.paper-tab-stack__tablist>.paper-tab-stack__paper-tab>.paper-tab-stack__tab>.paper-tab-stack__label{white-space:normal}.worksheet-tab-stack:is([data-tab-count="8"],[data-tab-count="9"],[data-tab-count="10"])>.paper-tab-stack__tablist>.paper-tab-stack__paper-tab>.paper-tab-stack__tab{min-height:3.6rem;padding:.5rem .2rem .65rem}.worksheet-tab-stack:is([data-tab-count="8"],[data-tab-count="9"],[data-tab-count="10"])>.paper-tab-stack__tablist>.paper-tab-stack__paper-tab>.paper-tab-stack__tab>.paper-tab-stack__label{padding:.25rem;font-size:var(--paper-tab-label-font-size, clamp(.74rem, 1.45cqi, .95rem));white-space:nowrap}.worksheet-tab-stack:is([data-tab-count="8"],[data-tab-count="9"],[data-tab-count="10"]) .worksheet-tab-stack__label small{display:none}@container (max-width: 480px){.worksheet-tab-stack>.paper-tab-stack__tablist>.paper-tab-stack__paper-tab>.paper-tab-stack__tab{min-height:3.65rem;padding:.45rem .1rem .65rem}.worksheet-tab-stack>.paper-tab-stack__tablist>.paper-tab-stack__paper-tab>.paper-tab-stack__tab>.paper-tab-stack__label{padding:.2rem .1rem;font-size:var(--paper-tab-label-font-size, clamp(.66rem, 3cqi, .75rem));white-space:nowrap}.worksheet-tab-stack__label[data-has-short-label] .worksheet-tab-stack__label-long,.worksheet-tab-stack__label[data-has-short-label] small{display:none}.worksheet-tab-stack__label[data-has-short-label]:before{content:attr(data-short-label)}}@media (forced-colors: active){.worksheet-tab-stack>.paper-tab-stack__tablist>.paper-tab-stack__paper-tab>.paper-tab-stack__tab:focus-visible{outline-color:Highlight}}.worksheet-tab-stack[data-worksheet-scroll-tabs]>.paper-tab-stack__tablist{grid-template-columns:repeat(var(--tab-count),minmax(11rem,1fr));overflow-x:auto;overscroll-behavior-inline:contain}.worksheet-tab-stack[data-worksheet-scroll-tabs]>.paper-tab-stack__tablist>.paper-tab-stack__paper-tab>.paper-tab-stack__tab>.paper-tab-stack__label{font-size:var(--worksheet-tab-label-size, .95rem);white-space:normal}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) drop-shadow(0 .25rem .5rem rgba(67, 47, 29, .1));--dl-portable-prompt-paper: linear-gradient(rgba(255, 247, 244, .5), rgba(255, 235, 229, .14)), repeating-linear-gradient(0deg, transparent 0 5px, rgba(139, 62, 55, .035) 5px 6px);--dl-practice-ink: var(--dl-ink);--dl-practice-pen: #244f78;--dl-practice-blue-paper: #f0f8fa;--dl-practice-warm-paper: #fff5f2;--dl-practice-yellow-paper: #ffe784;--dl-practice-subtle-paper: #f2f0e9;--dl-practice-choice-paper: rgba(255, 255, 255, .4);--dl-practice-input-paper: rgba(255, 255, 255, .32);--dl-practice-warning-paper: #fff9e7;--dl-practice-on-accent: var(--dl-white);--dl-practice-ruling: rgba(49, 87, 114, .13);--dl-practice-dialog-backdrop: rgba(16, 33, 61, .38);--dl-practice-dialog-shadow: 0 16px 50px rgba(16, 33, 61, .2);--dl-audio-scrubber-track: #236975;--dl-audio-track: #236f7b;--dl-audio-track-active: #1a5e6a;--dl-audio-progress: #4aafbf;--dl-audio-display-ink: #e0f2fe;--dl-audio-display-title: #e0f8ff;--dl-audio-display-time: #e2e8f0;--dl-audio-display-muted: #94a3b8;--dl-audio-display-divider: #475569;--dl-audio-idle: #64748b;--dl-audio-playing: #34d399;--dl-audio-sky: #38bdf8;--dl-audio-sky-soft: #7dd3fc;--dl-audio-amber: #fbbf24;--dl-audio-tooltip: #091a28;--dl-audio-key-ink: #d8dee5;--dl-audio-key-muted: #8a96a3;--dl-audio-stop: #ff6b81;--dl-audio-key-base: #0c0f12;--dl-audio-key-border: #383e46;--dl-audio-key-bottom: #14181c;--dl-audio-key-hover-border: #48505a;--dl-audio-key-dark: #1e2228;--dl-audio-play-base: #8b400c;--dl-audio-play-compact-hover: #ea580c;--dl-audio-chassis-border: #2b7f8c;--dl-audio-chassis-top: #76ced9;--dl-audio-chassis-right: #287987;--dl-audio-chassis-bottom: #246e79;--dl-audio-chassis-paint: linear-gradient(165deg, #55bdcc 0%, #42aab9 48%, #328d9c 100%);--dl-audio-chassis-light: radial-gradient(circle at 18% 3%, rgba(255, 255, 255, .28), transparent 27%), linear-gradient(108deg, rgba(255, 255, 255, .1), transparent 28%, rgba(5, 73, 84, .12) 76%, transparent);--dl-audio-chassis-shadow: 0 2px 0 #1e6570, 2px 7px 9px -5px rgba(12, 45, 51, .55), 7px 17px 30px -10px rgba(17, 48, 54, .42), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-floating-shadow: 0 2px 0 #1e6570, 7px 15px 26px -7px rgba(14, 43, 49, .48), 12px 28px 48px -13px rgba(14, 43, 49, .34), 0 0 0 1px rgba(255, 255, 255, .48), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -2px -2px 5px rgba(12, 78, 89, .24);--dl-audio-mobile-shadow: 0 1px 2px rgba(0, 0, 0, .18), 2px 6px 14px -2px rgba(25, 50, 58, .22), inset 1px 1px 0 rgba(255, 255, 255, .3), inset -1px -1px 4px rgba(12, 78, 89, .18);--dl-audio-compact-shadow: 0 2px 0 #1e6570, 2px 6px 16px -3px rgba(12, 45, 51, .45), inset 1px 1px 0 rgba(255, 255, 255, .34);--dl-audio-screw: radial-gradient(circle at 40% 35%, #d4d8dc 0%, #a8adb2 40%, #8a9097 70%, #7a8088 100%);--dl-audio-switch-thumb: linear-gradient(165deg, #f5f6f6 0%, #c6cbcd 72%, #aeb5b8 100%);--dl-audio-switch-thumb-active: linear-gradient(180deg, #ffffff 0%, #e0e0e0 100%);--dl-audio-slider-thumb: linear-gradient(180deg, #eaeaea 0%, #c8c8c8 100%);--dl-audio-screen: radial-gradient(circle at 82% 16%, rgba(28, 81, 92, .18), transparent 30%), linear-gradient(180deg, #07131a 0%, #02080c 100%);--dl-audio-screen-border: #15232a #0c171c #091217 #15232a;--dl-audio-screen-shadow: inset 0 3px 7px rgba(0, 0, 0, .82), inset 0 0 10px rgba(0, 0, 0, .52), 0 -1px 0 rgba(255, 255, 255, .12), 0 2px 0 rgba(22, 102, 113, .65);--dl-audio-screen-glass: linear-gradient(118deg, rgba(255, 255, 255, .07), transparent 24%, transparent 72%, rgba(85, 180, 196, .035));--dl-audio-key: linear-gradient(165deg, #353b42 0%, #242a30 46%, #181d22 100%);--dl-audio-key-edge: #434b53 #20262c #0e1216 #434b53;--dl-audio-key-shadow: 0 3px 0 #0b0f12, 0 5px 7px -4px rgba(0, 0, 0, .72), inset 1px 1px 0 rgba(255, 255, 255, .11), inset -1px -1px rgba(0, 0, 0, .22);--dl-audio-key-hover: linear-gradient(180deg, #353b42 0%, #282e34 100%);--dl-audio-hand-key: linear-gradient(180deg, #2e3439 0%, #22272c 100%);--dl-audio-hand-key-active: linear-gradient(180deg, #f0f0f0 0%, #d8dce0 100%);--dl-audio-hand-key-border: #c8ccd0;--dl-audio-play: linear-gradient(165deg, #ff9a43 0%, #ee7d24 48%, #d96112 100%);--dl-audio-play-edge: #db6a18 #ba500d #963d08 #db6a18;--dl-audio-play-shadow: 0 4px 0 #843507, 0 7px 10px -5px rgba(65, 30, 7, .7), inset 1px 1px 0 rgba(255, 255, 255, .34), inset -1px -1px rgba(123, 44, 4, .18);--dl-audio-play-hover: linear-gradient(180deg, #f99442 0%, #ee7c28 100%);--dl-audio-speed-key: linear-gradient(180deg, #2a2f35 0%, #1e2228 100%);--dl-audio-speed-selected: linear-gradient(180deg, #f5f0e8 0%, #e8e0d4 100%);--dl-audio-speed-selected-border: #d0c8bc;--dl-audio-speed-selected-bottom: #b8b0a4;--dl-audio-speed-selected-ink: #2e3439;--dl-audio-autoplay: linear-gradient(180deg, #e8fff3 0%, #baf3d5 100%);--dl-audio-autoplay-border: #6ee7b7 #34b98a #238361 #6ee7b7;--dl-audio-autoplay-ink: #07583e;--dl-audio-autoplay-shadow: 0 2px 0 #134d3b, 0 0 13px rgba(52, 211, 153, .72), inset 1px 1px rgba(255, 255, 255, .88);--dl-audio-collapse: linear-gradient(165deg, #f7fbfa 0%, #dbeceb 100%);--dl-audio-collapse-ink: #165f69;--dl-audio-collapse-border: rgb(22 95 105 / 55%);--dl-audio-collapse-base: #1f6f78;--dl-audio-track-border: rgba(6, 54, 62, .52);--dl-audio-switch-track-border: rgba(10, 57, 65, .66);--dl-audio-switch-track-shadow: inset 0 2px 3px rgba(5, 43, 50, .5), 0 1px 0 rgba(255, 255, 255, .2);--dl-audio-switch-thumb-border: rgba(47, 57, 61, .42);--dl-audio-switch-thumb-shadow: 0 1px 2px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .92), inset 0 -1px rgba(79, 88, 92, .18);--dl-audio-chassis-inset-shadow: inset 0 -1px rgba(10, 67, 77, .3);--dl-audio-header-rule: rgba(13, 88, 98, .38);--dl-audio-brand-ink: rgba(240, 253, 255, .88);--dl-audio-brand-shadow: 0 1px rgba(13, 92, 103, .74), 0 -1px rgba(255, 255, 255, .12);--dl-audio-badge-paper: rgba(15, 23, 42, .5);--dl-audio-badge-line: rgba(56, 189, 248, .1);--dl-audio-playing-line: rgba(52, 211, 153, .2);--dl-audio-amber-line: rgba(251, 191, 36, .15);--dl-audio-meter-paper: rgba(15, 23, 42, .7);--dl-audio-meter-line: rgba(56, 189, 248, .12);--dl-audio-tooltip-line: rgba(56, 189, 248, .35);--dl-audio-tick-glow: rgba(56, 189, 248, .8);--dl-audio-tick-hover-glow: rgba(251, 191, 36, .95)}[data-theme=dark]{--dl-canvas: #14191d;--dl-surface: #1a1f21;--dl-paper: #1d201f;--dl-cyan-soft: #183943;--dl-orange-soft: #3e2b21;--dl-green-soft: #203a2d;--dl-purple: #c477ff;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: #00d5ff;--dl-highlighter-orange: #ff7200;--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: #00d66b;--dl-inline-highlighter-purple: #c044ff;--dl-highlighter-ink: #050607;--dl-highlighter-pass-1: 92%;--dl-highlighter-pass-2: 92%;--dl-highlighter-streak: 32%;--dl-paper-accent-mix: 3%;--dl-prompt-paper-accent-mix: 7%;--dl-canvas-glow: rgba(0, 200, 255, .055);--dl-environment-ink: #f2eee6;--dl-environment-muted: #b6bec1;--dl-environment-line: rgba(255, 255, 255, .13);--dl-environment-line-strong: rgba(255, 255, 255, .22);--dl-navbar: #181e21;--dl-navbar-shadow: 0 12px 28px rgba(0, 0, 0, .34);--dl-control-paper: #eee7d8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .1);--dl-navigation-punch-line: rgba(190, 205, 208, .2);--dl-navigation-punch-paper: rgba(27, 34, 37, .96);--dl-shadow-soft: 0 20px 46px rgba(0, 0, 0, .34), 0 4px 12px rgba(0, 0, 0, .24);--dl-shadow-control: 0 7px 20px rgba(0, 0, 0, .3);--dl-microblock-paper: #20211f;--dl-microblock-line: #41443f;--dl-microblock-ink: #f1eadf;--dl-microblock-muted: #bdb5a8;--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .045), transparent 31%, rgba(0, 0, 0, .09) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(220, 224, 216, .08) 34px, transparent 35px);--dl-microblock-margin: rgba(255, 86, 128, .2);--dl-microblock-reflection-paper: #1a211d;--dl-microblock-reflection-ink: #e8eee8;--dl-microblock-nested-ink: #c2bbb0;--dl-thought-paper: #232320;--dl-thought-ink: #f2eadf;--dl-thought-line: #43443f;--dl-thought-label: var(--dl-highlighter-yellow);--dl-thought-label-ink: var(--dl-highlighter-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .05), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .96 0 0 0 0 .9 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #1b2225;--dl-navigation-lab-paper: #26201c;--dl-navigation-ink: #edf0eb;--dl-navigation-muted: #aeb9b9;--dl-navigation-line: #3b464a;--dl-navigation-grain: linear-gradient(99deg, rgba(255, 255, 255, .045), transparent 46%);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(0, 0, 0, .5)) drop-shadow(0 .7rem .9rem rgba(0, 0, 0, .42)) drop-shadow(0 1.6rem 2rem rgba(0, 0, 0, .25));--dl-map-paper: #1c2224;--dl-map-lab-paper: #27211d;--dl-map-paper-middle: #171c1e;--dl-map-paper-back: #14191b;--dl-map-ink: #edf0eb;--dl-map-line: #3b464a;--dl-map-shadow: 9px 10px 0 var(--dl-map-paper-middle), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(0, 0, 0, .28);--dl-worksheet-paper-back: #171b19;--dl-worksheet-paper: #1e211f;--dl-worksheet-line: #3b403b;--dl-worksheet-ink: #f0ece4;--dl-worksheet-blue-ink: #dce5e3;--dl-worksheet-sticky: #b8a900;--dl-worksheet-slip: #24231f;--dl-worksheet-surface: #242724;--dl-worksheet-muted: #bcbab2;--dl-worksheet-intro-ink: #cbc8bf;--dl-worksheet-instruction-ink: #d1cec5;--dl-worksheet-choice-ink: #d5d2ca;--dl-worksheet-feedback-ink: #cbc8c1;--dl-feedback-fallback-ink: #f0ece4;--dl-worksheet-edge: #474c47;--dl-worksheet-input-edge: #454a45;--dl-worksheet-input-paper: rgba(255, 255, 255, .045);--dl-worksheet-input-ruling: repeating-linear-gradient(to bottom, transparent 0 27px, rgba(190, 196, 187, .16) 27px 28px);--dl-worksheet-rating-ink: #c5c3bc;--dl-worksheet-tab-ink: #d4d0c7;--dl-worksheet-preview-label: #bbb9b2;--dl-worksheet-preview-ink: #cbc8bf;--dl-worksheet-nav-ink: #cbc8bf;--dl-worksheet-placeholder: #9f9e98;--dl-worksheet-control-paper: #272a27;--dl-worksheet-stamp-ink: #e0dcd3;--dl-worksheet-action-copy: #d1cec5;--dl-sticky-cyan: #075566;--dl-sticky-green: #0c5530;--dl-sticky-red: #681b34;--dl-sticky-purple: #51256f;--dl-sticky-ink: #eef0ea;--dl-sticky-heading-ink: #f2eee9;--dl-sticky-copy-ink: #dce2dc;--dl-sticky-close-ink: #cbd0ca;--dl-sticky-rule: #c6b45a;--dl-sticky-rule-soft: rgba(218, 201, 111, .22);--dl-checkpoint-guided-paper: #201f1d;--dl-checkpoint-guided-ink: #eee8dc;--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(16, 13, 10, .28), 0 1.3rem 1.4rem -.45rem rgba(0, 0, 0, .48);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(0, 0, 0, .5), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(0, 0, 0, .5), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(0, 0, 0, .2));--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(0, 0, 0, .12) calc(56% - 1px) , rgba(255, 255, 255, .06) 56%, transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .05), transparent 55%, rgba(0, 0, 0, .12)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(0, 0, 0, .2), transparent 70%), var(--dl-thought-noise);--dl-checkpoint-prompt-base: rgba(29, 29, 28, .98);--dl-checkpoint-prompt-rule: rgba(160, 196, 240, .1);--dl-checkpoint-prompt-ink: #f0e7df;--dl-checkpoint-prompt-ink-blend: normal;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(240, 231, 223, .25);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(0, 0, 0, .5)) drop-shadow(0 .3rem .6rem rgba(0, 0, 0, .3));--dl-portable-prompt-paper: var(--dl-checkpoint-prompt-paper);--dl-practice-ink: var(--dl-worksheet-ink);--dl-practice-pen: #d9e0dd;--dl-practice-blue-paper: #102a31;--dl-practice-warm-paper: #2a211f;--dl-practice-yellow-paper: #c8b800;--dl-practice-subtle-paper: #232623;--dl-practice-choice-paper: rgba(255, 255, 255, .035);--dl-practice-input-paper: rgba(255, 255, 255, .04);--dl-practice-warning-paper: #29251a;--dl-practice-on-accent: #171012;--dl-practice-ruling: rgba(210, 219, 216, .1);--dl-practice-dialog-backdrop: rgba(0, 0, 0, .62);--dl-practice-dialog-shadow: 0 16px 50px rgba(0, 0, 0, .48)}.profile-page{--profile-accent: var(--dl-highlighter-yellow);--profile-pen: var(--dl-practice-pen);--course-accent: var(--dl-lesson-module-accent);--course-primary-button-accent: var(--profile-accent);--course-secondary-button-accent: var(--profile-accent);--course-tertiary-button-accent: var(--profile-accent);--marker-highlight-color: var(--dl-highlighter-yellow);--annotation-margin: .6rem 0 0;--annotation-font-size: 1.15rem;width:min(100%,980px);min-width:0;margin-inline:auto;color:var(--dl-environment-ink);font-family:var(--dl-font-ui)}.profile-page__intro{--page-accent: var(--dl-highlighter-yellow);margin-bottom:clamp(1.5rem,3vw,2.1rem)}.profile-page__intro .page-hero__lead{max-width:44rem}.profile-page .choice-field--paper{--choice-field-accent: var(--dl-environment-ink);--choice-marker-tone: var(--dl-environment-ink);--choice-marker-fill-tone: var(--profile-accent)}.profile-page .choice-field--paper [data-choice-marker][data-state=selected]{--choice-marker-fill-opacity: 1}.profile-page__lock{min-width:0;margin:0;border:0;padding:0}.profile-page__text-question{margin-bottom:1.5rem}.profile-page [data-question],.profile-page__tabs{scroll-margin-top:9rem}.profile-page__optional{color:var(--dl-environment-muted);font-size:.85em;font-weight:400}.profile-page__counter{display:block;margin-top:.6rem}.profile-page__question-count{--annotation-ink: var(--profile-pen);--annotation-margin: 0 0 .9rem;--annotation-font-size: clamp(1.05rem, 1.6vw, 1.25rem);transform:rotate(-1deg);transform-origin:left center}.profile-page__signature{--annotation-ink: var(--dl-deep-red);max-width:100%;overflow-wrap:anywhere;transform:rotate(-1.5deg);transform-origin:left center}.profile-page__actions{display:flex;flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:.8rem 1rem;margin-top:1.5rem;padding-block:1rem}.profile-page__actions>:first-child{margin-right:auto}.profile-page__note-layer{--sticky-note-top: 1rem;--sticky-note-right: 1rem;--sticky-note-width: min(25rem, calc(100% - 2rem) );--sticky-note-max-height: calc(100% - 2rem) ;position:fixed;z-index:80;inset:max(7rem,var(--navbar-height, 0px)) 0 0;pointer-events:none}.profile-page__sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip-path:inset(50%)}.profile-page__status{padding-block:1rem}@media (max-width: 600px){.profile-page__actions{justify-content:flex-start}}.legal-preview-surface{--legal-page-accent: var(--dl-purple);position:relative}.legal-presentation{--annotation-font: var(--dl-font-handwriting);--annotation-font-size: clamp(1.08rem, 1.5vw, 1.28rem);--annotation-ink: var(--dl-ink-pen);--annotation-margin: 0;--course-primary-button-accent: var(--legal-page-accent);--course-secondary-button-accent: var(--legal-page-accent);--course-tertiary-button-accent: var(--legal-page-accent);--course-accent: var(--legal-page-accent);--page-accent: var(--legal-page-accent);color:var(--dl-environment-ink)}#legal-preview:focus{outline:none}.legal-content{--legal-summary-width: clamp(260px, 24vw, 300px);--legal-summary-clearance: calc(var(--legal-summary-width) + 40px);position:relative;max-width:var(--route-content-max);margin:0 auto;padding:0 0 32px}.legal-hero.page-hero{margin-bottom:48px;padding-right:var(--legal-summary-clearance)}.legal-sections.numbered-step-list>li:first-child,.legal-sections.numbered-step-list>li:last-child{padding-right:var(--legal-summary-clearance)}.legal-meta{margin:18px 0 0;color:var(--dl-environment-muted);font:600 .9rem/1.5 var(--dl-font-ui)}.legal-draft-note{margin-top:18px;transform:rotate(-1.2deg)}.legal-summary-placement{position:absolute;z-index:2;top:calc(var(--route-hero-top) + 56px);right:0;width:var(--legal-summary-width);padding-top:10px}.legal-summary-tape{z-index:3;top:-4px;left:50%;transform:translate(-50%) rotate(-4deg)}.legal-summary-placement>.legal-summary.worksheet-sticky-note[data-sticky-note]{--sticky-note-static-width: 100%;--sticky-note-padding: 1.4rem 1.3rem 1.2rem;--sticky-note-heading-size: 1.45rem;--sticky-note-copy-size: .98rem;--sticky-note-copy-weight: 500;--sticky-note-copy-line-height: 1.5;--sticky-note-transform: rotate(1.6deg)}.legal-presentation code{padding:.05em .3em;border-radius:3px;background:color-mix(in srgb,var(--dl-highlighter-yellow) 55%,transparent);color:inherit;font:inherit;font-weight:600;box-decoration-break:clone;-webkit-box-decoration-break:clone}.legal-stage .course-card{scroll-margin-top:var(--navbar-bottom, 72px)}.legal-sections.numbered-step-list{gap:0;margin-top:8px}.legal-sections.numbered-step-list>li{align-items:start;gap:18px}.legal-sections.numbered-step-list>li+li{margin-top:36px;padding-top:32px}.legal-section,.legal-section__body{min-width:0}.legal-section__title{margin:0 0 14px;font:700 clamp(1.3rem,2vw,1.5rem)/30px var(--dl-font-heading, var(--dl-font-ui));letter-spacing:-.02em;scroll-margin-top:calc(var(--navbar-bottom, 72px) + 24px)}.legal-section__title:focus{outline:none}.legal-copy{margin:0 0 14px;font:400 1.15rem/1.65 var(--dl-font-ui)}.legal-list{margin:4px 0 14px;font:400 1.15rem/1.6 var(--dl-font-ui)}.legal-section__body>.legal-list{max-width:none}.legal-section__body>.legal-list li{font-size:inherit}.legal-presentation .legal-list{gap:4px;line-height:1.45}.legal-note{margin-top:10px}.legal-operator{display:grid;width:fit-content;max-width:100%;grid-template-columns:max-content minmax(0,1fr);gap:8px 22px;margin:6px 0 16px}.legal-operator__row{display:contents}.legal-operator dt{color:var(--dl-environment-muted);font:600 .9rem/1.5 var(--dl-font-ui)}.legal-operator dd{margin:0;font:500 1rem/1.5 var(--dl-font-ui)}.legal-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:18px 0 8px}.legal-columns>.legal-column.worksheet-sticky-note[data-sticky-note]{--sticky-note-static-width: 100%;--sticky-note-padding: 1.1rem 1.2rem 1rem;--sticky-note-heading-size: 1.35rem;--sticky-note-copy-size: .95rem;--sticky-note-copy-weight: 500;--sticky-note-transform: rotate(-1.2deg)}.legal-columns>.legal-column.worksheet-sticky-note[data-sticky-note]:nth-child(2){--sticky-note-transform: rotate(1deg) translateY(8px)}.legal-table-scroll{margin:10px 0 8px}.legal-table{width:100%;border-collapse:collapse;font:400 .95rem/1.5 var(--dl-font-ui)}.legal-table th,.legal-table td{padding:12px 14px 12px 0;text-align:start;vertical-align:top}.legal-table thead th{color:var(--dl-environment-muted);font:700 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var(--dl-orange);position:relative}.not-found-presentation{--annotation-font: var(--dl-font-handwriting);--annotation-font-size: clamp(1.12rem, 1.6vw, 1.35rem);--annotation-ink: var(--dl-ink-pen);--annotation-margin: 0;--course-primary-button-accent: var(--not-found-page-accent);--course-secondary-button-accent: var(--not-found-page-accent);--course-tertiary-button-accent: var(--not-found-page-accent);--course-accent: var(--not-found-page-accent);--page-accent: var(--not-found-page-accent);color:var(--dl-environment-ink)}#not-found-preview:focus{outline:none}.not-found-preview-view .not-found-stage{padding-top:0}.not-found-content{max-width:var(--route-content-max);margin:0 auto;padding:0 0 32px}.not-found-hero{align-items:start;grid-template-columns:minmax(0,1fr) minmax(280px,400px)}.not-found-paper-placement{position:relative;display:grid;gap:18px;padding-top:24px}.not-found-paper{--main-thought-mark: "?";--main-thought-paper-padding: 48px 40px 34px;width:100%;margin:0;transform:rotate(1.6deg)}.not-found-paper__code{display:block;margin-bottom:4px;font:400 clamp(4.5rem,9vw,6.5rem)/1 var(--dl-font-marker);letter-spacing:.04em}.not-found-note{position:relative;justify-self:end;margin-right:12%;transform:rotate(-2deg)}.not-found-note__arrow{top:-40px;left:-64px;width:56px;height:30px;color:var(--dl-environment-muted);transform:scaleX(-1) rotate(-30deg)}.not-found-help{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,340px);gap:48px;align-items:center;margin-top:var(--route-section-gap);padding-top:36px}.not-found-links__title{margin:0 0 14px;font:700 clamp(1.3rem,2vw,1.6rem)/1.25 var(--dl-font-heading, var(--dl-font-ui));letter-spacing:-.02em}.not-found-links__list{display:grid;gap:6px;margin:0;padding:0;list-style:none}.not-found-help>.not-found-report.worksheet-sticky-note[data-sticky-note]{--sticky-note-static-width: 100%;--sticky-note-padding: 1.2rem 1.3rem;--sticky-note-heading-size: 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1.125rem;--font-size-body: 1rem;--font-size-body-sm: .875rem;--font-size-caption: .75rem;--line-height-tight: 1.02;--line-height-heading: 1.04;--line-height-body: 1.6;--line-height-relaxed: 1.72;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--letter-spacing-tight: -.04em;--letter-spacing-snug: -.02em;--letter-spacing-normal: 0;--letter-spacing-wide: .08em;--measure-body: 66ch;--measure-compact: 52ch;--radius-sm: 14px;--radius-md: 22px;--radius-lg: 32px;--radius-xl: 44px;--radius-pill: 999px;--space-2xs: .25rem;--space-xs: .5rem;--space-sm: .75rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4.5rem;--space-section-y: clamp(4rem, 8vw, 8rem);--space-page-x: clamp(1rem, 3vw, 2.5rem);--navbar-height: 76px;--navbar-bottom: var(--navbar-height);--site-footer-height: 0px;--container-max: 1400px;--deck-card-width-offset: 48px;--deck-card-max-width: 1280px;--deck-edge-bottom: 12px;--deck-route-tab-overhang: 72px;--deck-card-height: calc(100vh - 120px) ;--deck-card-max-height: 760px;--deck-mobile-card-fallback-height: 900px;--deck-footer-gap: 24px;--deck-card-start-offset: 56px;--surface-edge-size: 7px;--deck-tab-width: 140px;--deck-tab-offset-x: 32px;--deck-tab-step: 125px;--stack-overlap-sm: 20px;--section-intro-max: 520px;--lesson-section-offset-top: 140px;--lesson-accent-strip: 6px;--lesson-copy-max: 500px;--lesson-player-max: 560px;--lesson-player-avatar-size: 44px;--lesson-player-progress-width: 120px;--hero-dock-overhang: 2rem;--hero-dock-min-height: 460px;--hero-glow: radial-gradient(circle, rgba(249, 115, 22, .06) 0%, transparent 70%);--hero-note-bottom: -24px;--hero-note-left: -40px;--hero-note-max-width: 220px;--deck-card-bg: color-mix(in srgb, var(--color-bg) 95%, transparent);--deck-card-border-top: rgba(20, 26, 35, .08);--deck-card-backdrop-blur: 8px;--section-card-bg: color-mix(in srgb, var(--color-panel-strong) 92%, var(--color-canvas-soft) 8%);--section-card-border: color-mix(in srgb, var(--color-border-strong) 74%, transparent);--intro-backdrop: #000000;--bg-deep: #0d1018;--reading-max: 760px;--hero-media-max: 620px;--sidebar-width: 312px;--sidebar-compact-width: 88px;--overlap-offset: clamp(1.5rem, 3vw, 3rem);--footer-offset: clamp(1rem, 2.5vw, 2.5rem);--motion-fast: .18s cubic-bezier(.2, .8, .2, 1);--motion-base: .26s cubic-bezier(.2, .8, .2, 1);--motion-slow: .42s cubic-bezier(.2, .8, .2, 1);--hover-lift: translateY(-2px);--hover-lift-strong: translateY(-4px);--shadow-card: 0 18px 48px rgba(20, 26, 35, .08);--shadow-card-strong: 0 24px 80px rgba(0, 0, 0, .18);--shadow-panel-overlap: 0 24px 80px rgba(0, 0, 0, .26);--shadow-button-primary: 0 10px 30px rgba(249, 115, 22, .22);--shadow-focus-ring: 0 0 0 4px rgba(249, 115, 22, .18);--brand-symbol-shadow: drop-shadow(0 6px 10px rgba(0, 0, 0, .16));--z-base: 1;--z-overlap: 10;--z-sticky-nav: 30;--z-floating-player: 40;--z-modal: 80;--z-assistant: 90;--brand-primary: #f97316;--brand-secondary: #04c582;--brand-tertiary: #9b2dfc;--brand-quaternary: #13b4e0;--brand-deep-accent: #cd0e3c;--brand-neutral-accent: #9ca3af;--state-success: #10b981;--state-warning: #f59e0b;--state-error: #ef4444;--state-info: #38bdf8;--color-canvas: #f7f7f4;--color-canvas-soft: #eff1ec;--color-panel: rgba(255, 255, 255, .86);--color-panel-strong: #ffffff;--color-panel-elevated: #e9ece5;--color-border: rgba(20, 26, 35, .08);--color-border-strong: rgba(20, 26, 35, .14);--color-text: #141a23;--color-text-secondary: #425064;--color-text-muted: #6b778a;--color-text-inverse: #ffffff;--color-dim: rgba(20, 26, 35, .1);--color-bg: var(--color-canvas);--color-bg-soft: var(--color-canvas-soft);--color-surface: var(--color-panel);--color-surface-strong: var(--color-panel-strong);--color-surface-elevated: var(--color-panel-elevated);--color-line: var(--color-border);--color-line-strong: var(--color-border-strong);--color-primary-text: var(--color-text);--color-secondary-text: var(--color-text-secondary);--color-muted-text: var(--color-text-muted);--color-accent: var(--brand-primary);--color-accent-contrast: var(--color-text-inverse);--color-tab-text: #10161f;--app-shell-bg: var(--color-canvas);--app-shell-text: var(--color-text);--app-shell-text-muted: var(--color-text-secondary);--button-radius: var(--radius-pill);--card-radius: var(--radius-lg);--panel-radius: var(--radius-xl);--input-radius: var(--radius-md);--section-radius: clamp(1.75rem, 3vw, 2.75rem)}@media (max-width: 1024px){:root{--hero-dock-min-height: 400px;--lesson-section-offset-top: 112px}}@media (max-width: 768px){:root{--hero-dock-min-height: 340px;--lesson-section-offset-top: 80px;--lesson-player-progress-width: 100%;--hero-note-max-width: 100%}}[data-theme=dark]{--brand-symbol-shadow: drop-shadow(0 5px 10px rgba(0, 0, 0, .32));--shadow-card: 0 18px 60px rgba(0, 0, 0, .34);--shadow-card-strong: 0 24px 80px rgba(0, 0, 0, .34);--color-canvas: #0d1117;--color-canvas-soft: #141a23;--color-panel: rgba(255, 255, 255, .05);--color-panel-strong: rgba(255, 255, 255, .08);--color-panel-elevated: #18202b;--color-border: rgba(255, 255, 255, .1);--color-border-strong: rgba(255, 255, 255, .16);--color-text: #f5f7fa;--color-text-secondary: #c2cad6;--color-text-muted: #9099a8;--color-text-inverse: #10161f;--color-dim: rgba(7, 10, 15, .64);--deck-card-bg: color-mix(in srgb, var(--color-bg) 95%, transparent);--deck-card-border-top: rgba(255, 255, 255, .12);--deck-card-backdrop-blur: 8px;--section-card-bg: color-mix(in srgb, #18202b 72%, #0d1117 28%);--section-card-border: color-mix(in srgb, rgba(255, 255, 255, .16) 82%, transparent);--color-bg: var(--color-canvas);--color-bg-soft: var(--color-canvas-soft);--color-surface: var(--color-panel);--color-surface-strong: var(--color-panel-strong);--color-surface-elevated: var(--color-panel-elevated);--color-line: var(--color-border);--color-line-strong: var(--color-border-strong);--color-primary-text: var(--color-text);--color-secondary-text: var(--color-text-secondary);--color-muted-text: var(--color-text-muted);--color-accent: var(--brand-primary);--color-accent-contrast: var(--color-text-inverse);--color-tab-text: #ffffff;--app-shell-bg: var(--color-canvas);--app-shell-text: var(--color-text);--app-shell-text-muted: var(--color-text-secondary)}[data-accent=primary]{--color-accent: var(--brand-primary);--color-accent-contrast: var(--color-text-inverse)}[data-accent=secondary]{--color-accent: var(--brand-secondary);--color-accent-contrast: var(--color-text-inverse)}[data-accent=tertiary]{--color-accent: var(--brand-tertiary);--color-accent-contrast: var(--color-text-inverse)}[data-accent=quaternary]{--color-accent: var(--brand-quaternary);--color-accent-contrast: var(--color-text-inverse)}[data-accent=deep]{--color-accent: var(--brand-deep-accent);--color-accent-contrast: var(--color-text-inverse)}[data-accent=neutral]{--color-accent: var(--brand-neutral-accent);--color-accent-contrast: var(--color-text-inverse)}body{font-family:var(--font-sans);font-size:var(--font-size-body);line-height:var(--line-height-body);color:var(--color-primary-text);background:var(--color-bg)}h1,h2,h3,h4,h5,h6,.display,.hero-title{font-family:var(--font-display);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-tight);line-height:var(--line-height-heading);color:var(--color-primary-text)}.hero-title{font-size:var(--font-size-hero);max-width:11ch}.display{font-size:var(--font-size-display)}h1{font-size:var(--font-size-h1)}h2{font-size:var(--font-size-h2)}h3{font-size:var(--font-size-h3)}code,.mono,.prompt,.metric-meta{font-family:var(--font-mono)}.home-deck{--deck-edge-bottom: 12px;--deck-overlap: 40px;--deck-content-safe-bottom: calc(var(--deck-edge-bottom) + 58px);--deck-mobile-end-spacer: clamp(8rem, 24vh, 14rem);position:relative}.deck-section{scroll-margin-top:calc(var(--navbar-height) + var(--space-sm))}.deck-mobile-overlay,.deck-mobile-overlay__edge{display:none}.home-deck .deck-card{--deck-accent: var(--brand-primary);--deck-accent-glass: color-mix(in srgb, var(--deck-accent) 92%, transparent);box-sizing:border-box;grid-area:1 / 1;align-self:start;border-radius:0 0 var(--radius-lg) var(--radius-lg);border:none;border-top:1px solid var(--deck-card-border-top);background-clip:padding-box;background:var(--deck-card-bg);-webkit-backdrop-filter:blur(var(--deck-card-backdrop-blur));backdrop-filter:blur(var(--deck-card-backdrop-blur));overflow:visible;width:calc(100% - var(--deck-card-width-offset));max-width:var(--deck-card-max-width);margin-left:auto;margin-right:auto;box-shadow:0 2px 12px #00000014,0 8px 32px #0000000a,inset 0 calc(-1 * var(--deck-edge-bottom)) 0 var(--deck-accent-glass);isolation:isolate;transition:transform .3s cubic-bezier(.25,1,.5,1),box-shadow .3s cubic-bezier(.25,1,.5,1),filter .3s}.home-deck .deck-card>.container{height:100%;min-height:0;padding-bottom:var(--deck-content-safe-bottom);overflow:hidden}[data-theme=dark] .home-deck .deck-card{box-shadow:0 2px 12px #00000026,0 8px 32px #0000001a,inset 0 calc(-1 * var(--deck-edge-bottom)) 0 var(--deck-accent-glass)}.home-deck .deck-card:hover{box-shadow:0 6px 20px #0000001f,0 16px 48px #00000014,inset 0 calc(-1 * var(--deck-edge-bottom)) 0 var(--deck-accent-glass)}[data-theme=dark] .home-deck .deck-card:hover{box-shadow:0 6px 20px #0003,0 16px 48px #00000026,inset 0 calc(-1 * var(--deck-edge-bottom)) 0 var(--deck-accent-glass)}.home-deck .deck-card:hover{filter:brightness(1.05)}.home-deck .deck-card[data-deck="0"]{--deck-accent: var(--brand-primary)}.home-deck .deck-card[data-deck="1"]{--deck-accent: var(--brand-secondary)}.home-deck .deck-card[data-deck="2"]{--deck-accent: var(--brand-deep-accent)}.home-deck .deck-card[data-deck="3"]{--deck-accent: var(--brand-secondary)}.home-deck .deck-card[data-deck="4"]{--deck-accent: var(--brand-quaternary)}.home-deck .deck-card[data-deck="5"]{--deck-accent: var(--brand-tertiary)}.home-deck .deck-card[data-deck="6"]{--deck-accent: var(--brand-quaternary)}.deck-tab-container{position:absolute;bottom:0;left:0;right:0;height:0;z-index:100;pointer-events:none}.deck-tab{--deck-tab-center: calc( var(--deck-tab-offset-x) + (var(--deck-index, 0) * var(--deck-tab-step)) + (var(--deck-tab-width) / 2) );--deck-tab-scale: 1;position:absolute;pointer-events:auto;top:0;min-height:48px;min-width:var(--deck-tab-width);width:max-content;left:var(--deck-tab-center);padding:0 22px;display:inline-flex;align-items:center;gap:6px;justify-content:center;font-family:var(--font-sans);font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);text-transform:uppercase;letter-spacing:.5px;color:var(--color-tab-text);white-space:nowrap;opacity:1;background:var(--deck-accent-glass);border:none;border-top:none;border-radius:0 0 var(--radius-md) var(--radius-md);cursor:pointer;transform:translate(-50%) scale(var(--deck-tab-scale));transform-origin:center top;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 6px 14px #00000040,0 2px 6px #00000026,inset 0 1px #ffffff1f;transition:transform .24s cubic-bezier(.16,1,.3,1),padding .24s cubic-bezier(.16,1,.3,1),font-size .22s cubic-bezier(.16,1,.3,1),letter-spacing .22s cubic-bezier(.16,1,.3,1),background .24s cubic-bezier(.16,1,.3,1),box-shadow .24s cubic-bezier(.16,1,.3,1),opacity .22s cubic-bezier(.16,1,.3,1),color .22s cubic-bezier(.16,1,.3,1),-webkit-backdrop-filter .24s cubic-bezier(.16,1,.3,1),backdrop-filter .24s cubic-bezier(.16,1,.3,1)}.deck-tab:focus-visible{outline:2px solid var(--color-primary-text);outline-offset:2px}[data-active=true] .deck-card{--deck-accent-glass: var(--deck-accent)}[data-active=true] .deck-tab{--deck-tab-scale: 1.06;font-size:.85rem;padding:0 36px;letter-spacing:.8px;opacity:1;background:var(--deck-accent);-webkit-backdrop-filter:blur(0px);backdrop-filter:blur(0px);box-shadow:0 10px 24px #0000003d,0 4px 12px #0000002e,inset 0 1px #ffffff2e}.deck-card-hint{--deck-hint-rotation: 0deg;--deck-arrow-size: 18px;--deck-arrow-travel: 15px;--deck-arrow-offset: 8px;position:absolute;left:50%;width:var(--deck-arrow-size);height:calc(var(--deck-arrow-size) + var(--deck-arrow-offset) + 4px);transform:translate(-50%) rotate(var(--deck-hint-rotation));transform-origin:center;opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:2}[data-will-tuck=true] .deck-card:has(.deck-tab:hover)>.deck-card-hint{--deck-hint-rotation: 180deg;opacity:1;bottom:calc(var(--deck-edge-bottom) + 16px)}[data-show-hint=true][data-will-tuck=false] .deck-card:has(.deck-tab:hover)>.deck-card-hint{--deck-hint-rotation: 0deg;opacity:1;bottom:-42px}.deck-tab-arrow{position:absolute;top:0;left:50%;width:var(--deck-arrow-size);height:var(--deck-arrow-size);margin-left:calc(var(--deck-arrow-size) / -2);border-left:2.5px solid rgba(255,255,255,.92);border-bottom:2.5px solid rgba(255,255,255,.92);border-radius:3px;-webkit-transform:rotate(-45deg) translate(0,0);transform:rotate(-45deg) translate(0);-webkit-transform-origin:center;transform-origin:center;-webkit-animation:deckArrowSweep 1.5s infinite;animation:deckArrowSweep 1.5s infinite;isolation:isolate;box-sizing:border-box;filter:drop-shadow(0 0 2px rgba(255,255,255,.38)) drop-shadow(0 0 10px rgba(255,255,255,.16)) drop-shadow(0 8px 18px rgba(0,0,0,.2));opacity:0}.deck-tab-arrow:before,.deck-tab-arrow:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;box-sizing:border-box}.deck-tab-arrow:before{top:-1.5px;right:-1.5px;bottom:-1.5px;left:-1.5px;border-left:3px solid rgba(255,255,255,.16);border-bottom:3px solid rgba(255,255,255,.16);filter:blur(3.5px);opacity:.95}.deck-tab-arrow:after{top:1px;right:1px;bottom:1px;left:1px;border-left:1px solid rgba(255,255,255,.36);border-bottom:1px solid rgba(255,255,255,.36);opacity:.8}.deck-tab-arrow:nth-child(1){animation-delay:0s}.deck-tab-arrow:nth-child(2){top:var(--deck-arrow-offset);animation-delay:.2s}@-webkit-keyframes deckArrowSweep{0%{-webkit-transform:rotate(-45deg) translate(0,0);opacity:0}50%{opacity:1}to{-webkit-transform:rotate(-45deg) translate(calc(-1 * var(--deck-arrow-travel)),var(--deck-arrow-travel));opacity:0}}@keyframes deckArrowSweep{0%{transform:rotate(-45deg) translate(0);opacity:0}50%{opacity:1}to{transform:rotate(-45deg) translate(calc(-1 * var(--deck-arrow-travel)),var(--deck-arrow-travel));opacity:0}}@media (prefers-reduced-motion: reduce){.deck-tab-arrow{-webkit-animation:none;animation:none}}@media (max-width: 1024px){.home-deck{--deck-overlap: 0px;--deck-mobile-cap-reveal: var(--radius-lg);--deck-mobile-navbar-edge: var(--deck-edge-bottom);--deck-mobile-card-overlap: var(--deck-mobile-cap-reveal)}.deck-track--mobile{position:relative;margin-top:calc(-1 * var(--navbar-height));padding-top:0}.deck-track--mobile .deck-mobile-item+.deck-mobile-item{margin-top:calc(-1 * var(--deck-mobile-card-overlap))}.deck-track--mobile .deck-mobile-tail{width:100%;min-height:var(--deck-mobile-end-spacer);height:var(--deck-mobile-end-spacer);pointer-events:none}.deck-track--mobile .deck-mobile-item{position:sticky;top:calc(var(--navbar-height) - var(--deck-mobile-card-height, 100vh) + ((var(--deck-mobile-order, 0) + 1) * var(--deck-mobile-navbar-edge)))}.deck-track--mobile .deck-mobile-item .deck-card{top:0}.home-deck .deck-card{width:100%;max-width:none;margin-left:0;margin-right:0;margin-bottom:0;height:auto;max-height:none;box-shadow:0 2px 12px #00000014,0 8px 32px #0000000a,inset 0 calc(-1 * var(--deck-edge-bottom)) 0 var(--deck-accent-glass);background:color-mix(in srgb,var(--color-bg) 98%,transparent);position:relative}.home-deck .deck-card>.container{height:auto;min-height:0;padding-bottom:calc(var(--deck-edge-bottom) + var(--space-xl));overflow:visible}.home-deck .deck-card:hover{filter:none;box-shadow:0 2px 12px #00000014,0 8px 32px #0000000a,inset 0 calc(-1 * var(--deck-edge-bottom)) 0 var(--deck-accent-glass)}[data-theme=dark] .home-deck .deck-card,[data-theme=dark] .home-deck .deck-card:hover{background:color-mix(in srgb,var(--color-surface-elevated) 96%,var(--color-bg));box-shadow:0 2px 12px #00000026,0 8px 32px #0000001a,inset 0 calc(-1 * var(--deck-edge-bottom)) 0 var(--deck-accent-glass)}.deck-tab-container{display:none}}.btn{--btn-tone: var(--color-accent);display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2xs);font-family:var(--font-sans);font-weight:var(--font-weight-semibold);border-radius:var(--button-radius);transition:transform var(--motion-fast),background-color var(--motion-fast),box-shadow var(--motion-fast),color var(--motion-fast),border-color var(--motion-fast);cursor:pointer;border:none;text-decoration:none}.btn:focus-visible{outline:none;box-shadow:var(--shadow-focus-ring)}.btn--primary{background-color:var(--btn-tone);color:var(--color-accent-contrast);box-shadow:var(--shadow-button-primary)}.btn--primary:hover,.btn--solid:hover,.btn--soft:hover,.btn--outline:hover{transform:var(--hover-lift)}.btn--solid{background-color:var(--btn-tone);color:var(--color-accent-contrast);box-shadow:var(--shadow-button-primary)}.btn--secondary{background-color:color-mix(in srgb,var(--color-surface-strong) 76%,transparent);color:var(--color-primary-text);border:1px solid color-mix(in srgb,var(--color-line-strong) 86%,transparent);box-shadow:0 1px color-mix(in srgb,var(--color-primary-text) 8%,transparent)}.btn--secondary:hover{background-color:var(--color-surface-strong);border-color:color-mix(in srgb,currentColor 18%,var(--color-line-strong));transform:var(--hover-lift)}.btn--ghost{background-color:transparent;color:var(--color-secondary-text);border:1px solid color-mix(in srgb,var(--color-line-strong) 82%,var(--color-line));box-shadow:none}.btn--ghost:hover{background-color:color-mix(in srgb,var(--color-surface-strong) 82%,transparent);color:var(--color-primary-text)}.btn--soft{background-color:color-mix(in srgb,var(--btn-tone) 12%,transparent);color:color-mix(in srgb,var(--btn-tone) 76%,var(--color-primary-text));border:1px solid color-mix(in srgb,var(--btn-tone) 34%,var(--color-line));box-shadow:none}.btn--soft:hover{background-color:color-mix(in srgb,var(--btn-tone) 16%,var(--color-surface-strong));border-color:color-mix(in srgb,var(--btn-tone) 48%,var(--color-line));color:color-mix(in srgb,var(--btn-tone) 86%,var(--color-primary-text))}.btn--outline{background-color:transparent;color:color-mix(in srgb,var(--btn-tone) 76%,var(--color-primary-text));border:1px solid color-mix(in srgb,var(--btn-tone) 42%,var(--color-line));box-shadow:none}.btn--outline:hover{background-color:color-mix(in srgb,var(--btn-tone) 9%,transparent);border-color:color-mix(in srgb,var(--btn-tone) 58%,var(--color-line));color:var(--color-primary-text)}.btn:disabled,.btn[aria-disabled=true]{opacity:.58;cursor:not-allowed;transform:none;box-shadow:none}.btn--sm{padding:var(--space-xs) var(--space-md);font-size:var(--font-size-body-sm)}.btn--xs{min-height:2rem;padding:.28rem .66rem;font-size:.76rem;border-radius:var(--radius-pill)}.btn--md{padding:var(--space-sm) var(--space-lg);font-size:var(--font-size-body)}.btn--lg{padding:var(--space-md) var(--space-xl);font-size:var(--font-size-body-lg)}.accent-surface{--accent-surface-tone: var(--color-accent);--accent-surface-edge-size: var(--surface-edge-size);--accent-surface-shadow: var(--shadow-card);position:relative;border:0;background:var(--section-card-bg);background-clip:padding-box;color:var(--color-primary-text);box-shadow:var(--accent-surface-shadow)}.accent-surface--card{border-radius:var(--card-radius)}.accent-surface--tile{border-radius:calc(var(--radius-md) - 8px)}.accent-surface--panel{border-radius:var(--panel-radius)}.accent-surface--popover{border-radius:calc(var(--radius-md) - 3px)}.accent-surface--edge-left{box-shadow:var(--accent-surface-shadow),inset var(--accent-surface-edge-size) 0 0 color-mix(in srgb,var(--accent-surface-tone) 92%,transparent)}.accent-surface--edge-right{box-shadow:var(--accent-surface-shadow),inset calc(-1 * var(--accent-surface-edge-size)) 0 0 color-mix(in srgb,var(--accent-surface-tone) 92%,transparent)}.accent-surface--edge-top{box-shadow:var(--accent-surface-shadow),inset 0 var(--accent-surface-edge-size) 0 color-mix(in srgb,var(--accent-surface-tone) 92%,transparent)}.accent-surface--edge-bottom{box-shadow:var(--accent-surface-shadow),inset 0 calc(-1 * var(--accent-surface-edge-size)) 0 color-mix(in srgb,var(--accent-surface-tone) 92%,transparent)}.accent-surface--interactive{cursor:pointer;transition:background var(--motion-fast),box-shadow var(--motion-fast),color var(--motion-fast),transform var(--motion-fast)}.accent-surface--interactive:hover,.accent-surface--interactive:focus-visible{background:var(--accent-surface-tone);color:var(--color-accent-contrast);box-shadow:0 12px 24px color-mix(in srgb,var(--accent-surface-tone) 24%,transparent);transform:translateY(-1px)}.icon-button{--icon-button-tone: var(--color-accent);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;border:0;border-radius:var(--radius-pill);color:inherit;background:transparent;cursor:pointer;transition:transform var(--motion-fast),background var(--motion-fast),box-shadow var(--motion-fast),color var(--motion-fast)}.icon-button--sm{width:2rem;height:2rem}.icon-button--md{width:2.5rem;height:2.5rem}.icon-button--lg{width:3rem;height:3rem}.icon-button--neutral{--icon-button-tone: var(--color-line-strong)}.icon-button--accent{--icon-button-tone: var(--color-accent)}.icon-button--primary{--icon-button-tone: var(--brand-primary)}.icon-button--secondary{--icon-button-tone: var(--brand-secondary)}.icon-button--tertiary{--icon-button-tone: var(--brand-tertiary)}.icon-button--quaternary{--icon-button-tone: var(--brand-quaternary)}.icon-button--deep{--icon-button-tone: var(--brand-deep-accent)}.icon-button--solid{background:var(--icon-button-tone);color:var(--color-accent-contrast);box-shadow:var(--shadow-button-primary)}.icon-button--soft{background:color-mix(in srgb,var(--icon-button-tone) 12%,transparent);color:color-mix(in srgb,var(--icon-button-tone) 78%,var(--color-primary-text))}.icon-button--ghost:hover,.icon-button--soft:hover,.icon-button--ghost:focus-visible,.icon-button--soft:focus-visible{background:color-mix(in srgb,var(--icon-button-tone) 14%,transparent);color:var(--color-primary-text);transform:var(--hover-lift)}.icon-button:disabled,.icon-button[aria-disabled=true]{cursor:not-allowed;opacity:.58;transform:none;box-shadow:none}.icon-button:focus-visible{outline:none;box-shadow:var(--shadow-focus-ring)}.selectable-tile{font:inherit}.answer-tile{--answer-tile-tone: var(--color-accent);font:inherit}.action-row{display:flex;align-items:center;gap:var(--space-xs)}.action-row--start{justify-content:flex-start}.action-row--center{justify-content:center}.action-row--end{justify-content:flex-end}.action-row--between{justify-content:space-between}.action-row--compact{gap:var(--space-2xs)}.action-row--wrap{flex-wrap:wrap}.action-row--nowrap{flex-wrap:nowrap}.prompt-popover{color:var(--color-primary-text)}.meta-chip{--meta-chip-tone: var(--color-line-strong);display:inline-flex;align-items:center;justify-content:center;width:fit-content;border-radius:var(--radius-pill);font-family:var(--font-mono);font-weight:var(--font-weight-medium);line-height:1.2;text-transform:uppercase;letter-spacing:var(--letter-spacing-wide);white-space:nowrap}.meta-chip--sm{padding:var(--space-2xs) var(--space-sm);font-size:var(--font-size-caption)}.meta-chip--md{padding:var(--space-xs) var(--space-md);font-size:var(--font-size-body-sm)}.meta-chip--neutral{--meta-chip-tone: var(--color-line-strong)}.meta-chip--accent{--meta-chip-tone: var(--color-accent)}.meta-chip--primary{--meta-chip-tone: var(--brand-primary)}.meta-chip--secondary{--meta-chip-tone: var(--brand-secondary)}.meta-chip--tertiary{--meta-chip-tone: var(--brand-tertiary)}.meta-chip--quaternary{--meta-chip-tone: var(--brand-quaternary)}.meta-chip--deep{--meta-chip-tone: var(--brand-deep-accent)}.meta-chip--soft{border:1px solid color-mix(in srgb,var(--meta-chip-tone) 36%,var(--color-line));background:color-mix(in srgb,var(--meta-chip-tone) 9%,var(--color-surface));color:color-mix(in srgb,var(--meta-chip-tone) 76%,var(--color-secondary-text))}.meta-chip--solid{border:1px solid color-mix(in srgb,var(--meta-chip-tone) 84%,transparent);background:var(--meta-chip-tone);color:var(--color-accent-contrast)}.toggle-chip{cursor:pointer;transition:transform var(--motion-fast),border-color var(--motion-fast),background-color var(--motion-fast),color var(--motion-fast),box-shadow var(--motion-fast)}.toggle-chip:hover{transform:var(--hover-lift);border-color:color-mix(in srgb,var(--meta-chip-tone) 46%,var(--color-line))}.toggle-chip.is-active{border-color:color-mix(in srgb,var(--meta-chip-tone) 54%,var(--color-line));background:color-mix(in srgb,var(--meta-chip-tone) 12%,transparent);color:color-mix(in srgb,var(--meta-chip-tone) 78%,var(--color-primary-text))}.toggle-chip:disabled{cursor:not-allowed;opacity:.58;transform:none}.public-layout{width:100%;min-height:100vh}.public-layout__body{min-height:calc(100vh - var(--navbar-height))}.public-layout--landing,.public-layout--landing>.public-layout__body{pointer-events:none}.public-layout--landing>.site-nav{pointer-events:auto}.site-nav{position:sticky;top:0;z-index:var(--z-sticky-nav);background-color:var(--color-surface-strong);color:var(--color-text);padding:var(--space-sm) var(--space-md);width:100%;max-width:var(--container-max);margin:0 auto;border-radius:0 0 var(--radius-lg) var(--radius-lg);border:1px solid rgba(128,128,128,.08);border-top:none;box-shadow:var(--shadow-card-strong);transition:background-color var(--motion-base),color var(--motion-base),border-color var(--motion-base)}[data-theme=dark] .site-nav{border-top:1px solid rgba(255,255,255,.1);background-color:var(--color-surface-elevated);color:var(--color-text)}.brand-symbol-media{filter:var(--brand-symbol-shadow)}.site-nav__brand-logo,.site-nav__brand-spacer{width:calc(var(--brand-symbol-scale) * 1em);height:calc(var(--brand-symbol-scale) * 1em);flex:none}.site-nav__brand-spacer{opacity:0}.site-nav__links a,.site-nav__brand{color:inherit}.site-nav__inner{display:flex;justify-content:space-between;align-items:center;max-width:var(--container-max);margin:0 auto;padding:0 var(--space-page-x);gap:var(--space-md)}.site-nav__brand{--brand-lockup-image-width: 220px;min-height:44px;font-family:var(--font-brand);font-weight:var(--font-weight-brand);font-size:var(--font-size-h2);line-height:1;letter-spacing:var(--letter-spacing-brand);color:inherit;text-decoration:none;display:inline-flex;align-items:center;gap:calc(var(--brand-symbol-scale) * var(--brand-gap-scale) * 1em)}.site-nav__brand-wordmark{position:relative;top:var(--brand-wordmark-offset)}.site-brand-intro{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:#080b10d1;pointer-events:none}.site-brand-intro__lockup{max-width:calc(100vw - 2rem);color:#f5f7fa;font-size:clamp(1.9rem,5.5vw,5.5rem)}.site-nav__brand-group{display:flex;align-items:center;gap:1.25rem;min-width:0}.site-nav__brand-divider{width:1px;height:24px;background-color:currentColor;opacity:.15}.site-nav__brand-dot{width:4px;height:4px;flex:0 0 auto;border-radius:50%;background-color:currentColor;opacity:.3;margin:0 var(--space-xs)}.site-nav__back{font-family:var(--font-sans);font-size:.95rem;font-weight:var(--font-weight-medium);color:inherit;text-decoration:none;opacity:.8;display:flex;align-items:center;gap:.25rem;padding:.5rem 1rem .5rem 0;transition:opacity .2s ease,transform .2s ease}.site-nav__back--flush{padding:0}.site-nav__back-arrow{margin-right:6px}.site-nav__back:hover{opacity:1;transform:translate(-2px)}.site-nav__course-title{font-family:var(--font-display);font-size:1rem;font-weight:var(--font-weight-semibold);letter-spacing:var(--letter-spacing-snug);color:inherit;opacity:.9;flex:1;text-align:center}.site-nav__presentation-context{display:flex;align-items:baseline;justify-content:center;flex:1;min-width:0;gap:clamp(.78rem,1.6vw,1.15rem);color:inherit;text-align:center;font-size:clamp(1.18rem,1.8vw,1.42rem);line-height:1.05}.site-nav__presentation-title{min-width:0;overflow:hidden;font-family:var(--font-display);font-size:1em;font-weight:var(--font-weight-semibold);letter-spacing:var(--letter-spacing-snug);text-overflow:ellipsis;white-space:nowrap}.site-nav__presentation-date{flex:0 0 auto;font-size:1em;font-weight:var(--font-weight-medium);white-space:nowrap}.site-nav__links{display:flex;gap:var(--space-lg);align-items:center;font-weight:var(--font-weight-medium)}.site-nav__links a{color:inherit;text-decoration:none;opacity:.88;transition:opacity .2s}.site-nav__links a:hover{opacity:1}.site-nav__actions{display:flex;gap:var(--space-md);align-items:center}.site-nav__mobile-menu-button,.site-nav__mobile-menu{display:none}.site-nav__mobile-menu-button{align-items:center;justify-content:center;flex:0 0 auto;width:2.5rem;height:2.5rem;border:1px solid color-mix(in srgb,var(--color-line-strong) 72%,transparent);border-radius:50%;background:color-mix(in srgb,var(--color-bg) 82%,transparent);color:var(--color-primary-text);box-shadow:0 3px 9px color-mix(in srgb,black 10%,transparent),inset 0 -2px color-mix(in srgb,var(--brand-primary) 22%,transparent);cursor:pointer;transition:border-color var(--motion-fast),background-color var(--motion-fast),transform var(--motion-fast)}.site-nav__mobile-menu-icon{width:1.28rem;height:1.28rem;overflow:visible}.site-nav__mobile-menu-icon-line{fill:none;stroke:currentColor;stroke-linecap:round;stroke-width:2.15;vector-effect:non-scaling-stroke;transform-box:fill-box;transform-origin:center;transition:opacity var(--motion-fast),transform var(--motion-fast)}.site-nav__mobile-menu-button[aria-expanded=true] .site-nav__mobile-menu-icon-line--top{transform:translateY(5px) rotate(45deg)}.site-nav__mobile-menu-button[aria-expanded=true] .site-nav__mobile-menu-icon-line--middle{opacity:0;transform:scaleX(.4)}.site-nav__mobile-menu-button[aria-expanded=true] .site-nav__mobile-menu-icon-line--bottom{transform:translateY(-5px) rotate(-45deg)}.site-nav__mobile-menu-button:hover,.site-nav__mobile-menu-button:focus-visible{border-color:color-mix(in srgb,var(--brand-primary) 34%,var(--color-line-strong));background:color-mix(in srgb,var(--brand-primary) 10%,var(--color-bg));transform:translateY(-1px)}.site-nav__mobile-menu{position:fixed;top:calc(var(--navbar-bottom, var(--navbar-height)) + var(--space-xs));right:max(var(--space-sm),env(safe-area-inset-right));left:max(var(--space-sm),env(safe-area-inset-left));z-index:var(--z-modal);max-height:calc(100dvh - var(--navbar-bottom, var(--navbar-height)) - var(--space-lg));overflow:auto;color:var(--color-primary-text);pointer-events:none}.site-nav__mobile-links{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:var(--space-xs);padding:0;pointer-events:auto}.site-nav__mobile-link{display:inline-flex;align-items:center;justify-content:center;min-height:2.65rem;padding:0 var(--space-lg);border:1px solid color-mix(in srgb,var(--brand-primary) 18%,transparent);border-radius:var(--radius-pill);background:color-mix(in srgb,var(--color-bg) 88%,transparent);color:inherit;text-decoration:none;font-family:var(--font-display);font-weight:var(--font-weight-semibold);box-shadow:0 9px 22px color-mix(in srgb,black 10%,transparent),inset 0 -2px color-mix(in srgb,var(--brand-primary) 18%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:background-color var(--motion-fast),border-color var(--motion-fast),transform var(--motion-fast)}.site-nav__mobile-link--back{border-color:color-mix(in srgb,var(--brand-quaternary) 28%,transparent);background:color-mix(in srgb,var(--brand-quaternary) 12%,var(--color-bg))}.site-nav__mobile-link:hover,.site-nav__mobile-link:focus-visible{border-color:color-mix(in srgb,var(--brand-primary) 34%,var(--color-line-strong));background:color-mix(in srgb,var(--brand-primary) 10%,var(--color-bg));transform:translateY(-1px)}.site-nav__theme-minimal-switch{--theme-switch-tone: var(--brand-primary);position:relative;width:4.05rem;height:2.48rem;overflow:visible;border:0;border-radius:0;background:transparent;color:var(--color-primary-text);box-shadow:none;transition:background-color var(--motion-fast),box-shadow var(--motion-fast)}.site-nav__review-control{display:inline-flex;align-items:center;gap:.35rem}.site-nav__review-switch,.site-nav__version-switch{--review-switch-tone: var(--brand-quaternary);position:relative;flex:0 0 auto;width:4.05rem;height:2.48rem;padding:0;overflow:visible;border:0;background:transparent;color:var(--color-primary-text);cursor:pointer}.site-nav__review-switch-track,.site-nav__version-switch-track{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:center;justify-items:center;pointer-events:none}.site-nav__review-switch-slot,.site-nav__version-switch-slot{color:color-mix(in srgb,var(--review-switch-tone) 82%,var(--color-primary-text));font-size:.76rem;font-weight:var(--font-weight-semibold);line-height:1;opacity:.72}.site-nav__review-switch-slot{font-size:.86rem}.site-nav__review-switch-thumb,.site-nav__version-switch-thumb{position:absolute;top:50%;left:.08rem;display:inline-flex;align-items:center;justify-content:center;width:2.22rem;height:2.22rem;border:1px solid color-mix(in srgb,var(--color-line-strong) 62%,transparent);border-radius:50%;background:color-mix(in srgb,var(--color-bg) 86%,transparent);box-shadow:0 3px 9px color-mix(in srgb,black 12%,transparent),inset 0 -2px color-mix(in srgb,var(--review-switch-tone) 26%,transparent);font-size:.82rem;font-weight:var(--font-weight-bold);line-height:1;transform:translateY(-50%);transition:transform .26s cubic-bezier(.16,1,.3,1),border-color var(--motion-fast),background-color var(--motion-fast),box-shadow var(--motion-fast)}.site-nav__review-switch.is-active .site-nav__review-switch-thumb,.site-nav__version-switch.is-right 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var(--motion-fast)}.bug-catcher-form__field textarea:focus{border-color:var(--color-accent);box-shadow:var(--shadow-focus-ring)}.bug-catcher-form__error{margin:0;color:color-mix(in srgb,var(--state-error) 84%,var(--color-primary-text));font-size:var(--font-size-body-sm);font-weight:var(--font-weight-semibold)}@media (max-width: 760px){.bug-catcher:before{width:60px;left:calc(50% - 30px)}.bug-catcher{width:48px;height:48px}.bug-catcher-dialog{align-items:end;padding:var(--space-md)}.bug-catcher-dialog__panel{border-radius:calc(var(--radius-md) - 2px);padding:var(--space-md)}.bug-catcher-dialog__actions{flex-wrap:wrap}.bug-catcher-dialog__actions .btn{flex:1 1 9rem}}@media (prefers-reduced-motion: reduce){.bug-catcher:before{animation:none!important}.bug-catcher{animation:none!important;transition-duration:.01ms!important;transition-delay:0ms!important}}:root{--zaio-size: 92px;--zaio-mobile-size: 70px}:root .bug-catcher{width:var(--zaio-size);height:var(--zaio-size)}@media (max-width: 1239px){:root{--zaio-size: 82px}}@media (max-width: 760px){:root .bug-catcher{width:var(--zaio-mobile-size);height:var(--zaio-mobile-size)}}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:clip;overflow-y:scroll;scrollbar-gutter:stable}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}body{margin:0;padding:0;overflow-x:clip;scrollbar-gutter:stable;font-family:var(--font-sans);background:var(--color-bg);color:var(--color-primary-text);line-height:var(--line-height-body);transition:background var(--motion-base),color var(--motion-base);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;display:block}a{color:inherit;text-decoration:none;transition:color var(--motion-fast)}a:hover:not(:where(.public-paper-layout,.paper-presentation,.course-preview-page,.auth-card--paper,.site-nav--paper,.site-footer--paper) *){color:var(--color-accent)}button{font-family:inherit}.display{font-family:var(--font-display);font-size:var(--font-size-display);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-tight);line-height:var(--line-height-heading)}.hero-title{font-family:var(--font-display);font-size:var(--font-size-hero);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-tight);line-height:.9;color:var(--color-primary-text)}h1,.h1{font-family:var(--font-display);font-size:var(--font-size-h1);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-tight);line-height:var(--line-height-heading);margin-top:0}h2,.h2{font-size:var(--font-size-h2);font-weight:var(--font-weight-bold);line-height:var(--line-height-heading);margin-top:0}h3,.h3{font-size:var(--font-size-h3);font-weight:var(--font-weight-semibold);line-height:var(--line-height-heading);margin-top:0}.body-lg{font-size:var(--font-size-body-lg);line-height:var(--line-height-relaxed)}.text-secondary{color:var(--color-secondary-text)}.text-muted{color:var(--color-muted-text)}.mono{font-family:var(--font-mono)}.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--space-page-x)}:root{--section-divider: 1px solid rgba(20, 26, 35, .06)}[data-theme=dark]{--section-divider: 1px solid rgba(255, 255, 255, .05)}::selection{background:#f973162e;color:inherit}.studio-shell{--studio-container-max: min(1760px, calc(100vw - 2rem) );--studio-surface-shadow: 0 24px 72px rgba(15, 23, 35, .14);--studio-panel-bg: var(--deck-card-bg);--studio-card-bg: var(--deck-card-bg);--studio-card-bg-strong: color-mix(in srgb, var(--color-surface-strong) 88%, transparent);--studio-card-border: color-mix(in srgb, var(--section-card-border) 86%, var(--color-line));--studio-card-border-top: var(--deck-card-border-top);--studio-card-backdrop-blur: var(--deck-card-backdrop-blur);--studio-major-shadow: 0 2px 12px rgba(0, 0, 0, .08), 0 8px 32px rgba(0, 0, 0, .04);display:flex;flex-direction:column;min-height:100vh;height:100vh;overflow:hidden;overscroll-behavior:none;background:radial-gradient(circle at top center,color-mix(in srgb,var(--brand-primary) 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94%,transparent);-webkit-backdrop-filter:blur(var(--studio-card-backdrop-blur));backdrop-filter:blur(var(--studio-card-backdrop-blur));box-shadow:var(--shadow-card-strong)}[data-theme=dark] .studio-shell__header-inner{border-top:1px solid rgba(255,255,255,.1);background:color-mix(in srgb,var(--color-surface-elevated) 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color-mix(in srgb,var(--color-primary-text) 8%,transparent);transition:color var(--motion-fast),border-color var(--motion-fast),background-color var(--motion-fast),transform var(--motion-fast)}.studio-shell__back-link:hover,.studio-shell__back-link:focus-visible{color:var(--color-primary-text);border-color:color-mix(in srgb,var(--brand-primary) 28%,var(--color-line));background:color-mix(in srgb,var(--brand-primary) 10%,var(--color-surface-strong));transform:translateY(-1px)}.studio-shell__nav{--studio-shell-nav-count: 2;--studio-shell-nav-active-index: 0;position:relative;display:grid;grid-template-columns:repeat(var(--studio-shell-nav-count),minmax(6.5rem,1fr));align-items:center;gap:0;min-height:2.48rem;padding:.08rem;border:0;border-radius:0;background:transparent;box-shadow:none;isolation:isolate}.studio-shell__nav:before{content:"";position:absolute;top:50%;left:.08rem;z-index:0;width:calc((100% - .16rem) / var(--studio-shell-nav-count));height:2.22rem;border:1px solid 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var(--color-line-strong);display:inline-flex;align-items:center;justify-content:center;width:1.6rem;height:1.6rem;padding:0;border:0;border-radius:999px;background:transparent;cursor:pointer}.studio-tree-file__branch-button--script{--studio-branch-button-color: var(--brand-deep-accent)}.studio-tree-file__branch-button--web{--studio-branch-button-color: var(--brand-quaternary)}.studio-tree-file__branch-button--audio{--studio-branch-button-color: var(--state-success)}.studio-tree-file__branch-button--workflow{--studio-branch-button-color: var(--brand-tertiary)}.studio-tree-file__branch-button:hover{background:color-mix(in srgb,var(--studio-branch-button-color) 9%,transparent)}.studio-tree-file__branch-button:focus-visible{outline:none;box-shadow:var(--shadow-focus-ring)}.studio-tree-file__branch-button.is-active{background:color-mix(in srgb,var(--studio-branch-button-color) 12%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--studio-branch-button-color) 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1rem;background:var(--brand-quaternary);color:var(--color-bg);font-family:var(--font-sans);font-size:.78rem;font-weight:var(--font-weight-bold);text-transform:uppercase;letter-spacing:.06em;line-height:1.15;text-align:center;white-space:normal;border-radius:12px 0 0 12px;box-shadow:-4px 4px 12px #00000026;z-index:20}.courses-side-badge--module{background:var(--brand-quaternary)}.courses-side-badge--lab{background:var(--brand-primary)}.course-route-root,.course-route-stage,.course-unit-card-stage{width:100%;height:100%}.course-route-root{--course-route-clip-left: calc(clamp(10.75rem, 15vw, 13rem) - 106px) }.course-route-surface{position:relative;width:100%;height:100%;overflow:visible;--course-rail-width: clamp(10.75rem, 15vw, 13rem);--course-rail-top: clamp(32px, 6vh, 66px);--course-rail-offset: 120px;--course-spine-width: var(--deck-edge-bottom, 12px);--course-spine-color: color-mix( in srgb, var(--attached-rail-spine, var(--deck-accent, var(--brand-primary))) 92%, transparent 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2rem);padding:clamp(1rem,2.4vw,1.35rem);overflow:auto;border:1px solid color-mix(in srgb,var(--color-line-strong) 82%,transparent);background:color-mix(in srgb,var(--color-surface-strong) 90%,transparent);color:var(--color-primary-text);transform:translate(-50%,-50%);--accent-surface-shadow: 0 30px 86px rgba(0, 0, 0, .24), 0 14px 36px rgba(20, 26, 35, .14);animation:course-access-request-tile-enter .32s cubic-bezier(.2,.8,.2,1) both;transform-origin:center;will-change:opacity,transform;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}@keyframes course-access-request-tile-enter{0%{opacity:0;transform:translate(-50%,calc(-50% + .85rem)) scale(.965)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}@media (prefers-reduced-motion: reduce){.course-access-request-tile{animation:none;will-change:auto}}.course-access-request-tile__eyebrow,.course-access-request-tile__lead,.course-access-request-tile p,.course-access-request-tile__notice 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- var(--stacked-tab-index, 0));min-height:58px;padding-top:.54rem;padding-bottom:.58rem;background:var(--stacked-tab-accent);opacity:1;-webkit-backdrop-filter:blur(0px);backdrop-filter:blur(0px);box-shadow:0 6px 14px #00000040,0 2px 6px #00000026,inset 0 1px #ffffff1f}.course-route-surface .course-rail-tab--week.course-rail-tab--has-feedback{padding-right:3.25rem}.course-route-surface .course-rail-tab--unit{--course-rail-z: calc(240 - var(--stacked-tab-index, 0));--course-rail-z-hover: calc(280 - var(--stacked-tab-index, 0));--course-rail-z-active: calc(300 - var(--stacked-tab-index, 0));--course-rail-z-current: calc(290 - var(--stacked-tab-index, 0));min-height:56px}.course-route-surface .course-rail-tab--unit-completed,.course-route-surface .course-rail-tab--lesson-completed{--stacked-tab-accent: var(--brand-secondary);background:color-mix(in srgb,var(--brand-secondary) 92%,transparent);color:var(--color-accent-contrast);box-shadow:0 8px 18px color-mix(in srgb,var(--brand-secondary) 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var(--space-2xs)}.stacked-tab{min-width:min(13.5rem,72vw);min-height:58px;transform:none;border-radius:16px}.stacked-tab:hover,.stacked-tab--active{transform:none}.presentation-detail__toolbar{align-items:flex-start;flex-direction:column}.presentation-slide__body h1{font-size:clamp(1.75rem,9vw,2.5rem)}}@media (prefers-reduced-motion: reduce){.route-page-tag{-webkit-backdrop-filter:none;backdrop-filter:none}}.auth-shell{width:min(100% - (var(--space-page-x) * 2),1120px);margin:0 auto;padding:calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-3xl)}.auth-shell{display:grid;place-items:start center}.auth-shell--compact{min-height:calc(100vh - var(--navbar-height));place-items:center}.auth-panel{width:100%;border:1px solid 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cubic-bezier(.16,1,.3,1),box-shadow .24s cubic-bezier(.16,1,.3,1),opacity .22s cubic-bezier(.16,1,.3,1),color .22s cubic-bezier(.16,1,.3,1),-webkit-backdrop-filter .24s cubic-bezier(.16,1,.3,1),backdrop-filter .24s cubic-bezier(.16,1,.3,1)}.auth-mini-deck__tab:hover,.auth-mini-deck__tab:focus-visible{transform:translate(-50%) scale(var(--deck-tab-scale));box-shadow:0 10px 24px #0000003d,0 4px 12px #0000002e,inset 0 1px #ffffff2e}.auth-mini-deck__tab:focus-visible{outline:2px solid var(--color-primary-text);outline-offset:2px}.auth-mini-deck__tab-text{white-space:nowrap}.auth-panel__header,.dashboard-panel__header{display:grid;gap:var(--space-xs);margin-bottom:var(--space-lg)}.auth-panel h1{margin-bottom:0}.auth-kicker{margin:0;color:var(--auth-card-accent, var(--color-accent));font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-wide);text-transform:uppercase}.auth-form,.auth-field{display:grid;gap:var(--space-sm)}.auth-form{margin-top:var(--space-lg)}.auth-field span{color:var(--color-secondary-text);font-size:var(--font-size-body-sm);font-weight:var(--font-weight-semibold)}.auth-field__hint{color:var(--color-muted-text);font-size:var(--font-size-caption);line-height:1.5}.auth-field input,.auth-field select,.auth-field textarea{width:100%;border:1px solid var(--color-line-strong);border-radius:var(--radius-sm);background:var(--color-surface-strong);color:var(--color-primary-text);font:inherit;line-height:1.4;padding:.85rem 1rem;outline:none;transition:background-color var(--motion-fast),border-color var(--motion-fast),box-shadow var(--motion-fast)}.auth-field textarea{resize:vertical}.auth-field input:focus,.auth-field select:focus,.auth-field textarea:focus{border-color:var(--auth-card-accent, var(--color-accent));box-shadow:var(--shadow-focus-ring)}.auth-google-button{width:100%}.auth-divider{display:flex;align-items:center;gap:var(--space-sm);margin:var(--space-lg) 0 0;color:var(--color-muted-text);font-size:var(--font-size-body-sm)}.auth-divider:before,.auth-divider:after{content:"";height:1px;flex:1;background:var(--color-line)}.auth-message{margin:0;border-radius:var(--radius-sm);padding:var(--space-sm) var(--space-md);font-size:var(--font-size-body-sm);font-weight:var(--font-weight-medium)}.auth-message--error{background:color-mix(in srgb,var(--state-error) 12%,transparent);color:color-mix(in srgb,var(--state-error) 86%,var(--color-primary-text))}.auth-message--success{background:color-mix(in srgb,var(--state-success) 12%,transparent);color:color-mix(in srgb,var(--state-success) 86%,var(--color-primary-text))}.auth-message--info{background:color-mix(in srgb,var(--auth-card-accent, var(--color-accent)) 10%,transparent);color:color-mix(in srgb,var(--auth-card-accent, var(--color-accent)) 78%,var(--color-primary-text))}.auth-status__loader{width:3rem;height:3rem;border:3px solid color-mix(in srgb,var(--auth-card-accent, var(--color-accent)) 18%,var(--color-line));border-top-color:var(--auth-card-accent, var(--color-accent));border-radius:50%;animation:auth-spin .9s linear infinite}.auth-status h2,.auth-status p{margin:0}@keyframes auth-spin{to{transform:rotate(360deg)}}.auth-switch,.auth-actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-sm);margin-top:var(--space-lg);color:var(--color-secondary-text)}.auth-switch a,.auth-link{color:var(--auth-card-accent, var(--color-accent));font-weight:var(--font-weight-semibold)}.auth-switch a.auth-link--primary,.auth-link.auth-link--primary,.auth-link--primary{color:var(--brand-primary)}.auth-switch a.auth-link--secondary,.auth-link.auth-link--secondary,.auth-link--secondary{color:var(--brand-secondary)}.auth-switch a.auth-link--tertiary,.auth-link.auth-link--tertiary,.auth-link--tertiary{color:var(--brand-tertiary)}.auth-link{display:inline-flex;margin-top:var(--space-md)}.runtime-onboarding{position:relative;display:grid;gap:var(--space-lg);width:min(100%,58rem);margin:0 auto}.runtime-page-frame--onboarding{transform-origin:50% 0}.runtime-page-frame--onboarding.is-exiting{pointer-events:none;animation:runtime-onboarding-card-exit .46s cubic-bezier(.16,1,.3,1) forwards}.runtime-onboarding__header{display:grid;gap:var(--space-xs);max-width:40rem}.runtime-onboarding__header p{margin:0}.runtime-onboarding__deck{display:grid;gap:var(--space-md)}.runtime-onboarding__steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(10.5rem,1fr));gap:var(--space-sm);overflow:visible}.runtime-onboarding__checkpoint-tile{--onboarding-checkpoint-tone: var(--accent-surface-tone);--accent-surface-shadow: 0 2px 12px rgba(0, 0, 0, .08), 0 8px 32px rgba(0, 0, 0, .04), inset var(--accent-surface-edge-size) 0 0 color-mix(in srgb, var(--onboarding-checkpoint-tone) 92%, transparent);z-index:0;min-height:3.05rem;display:flex;align-items:center;justify-content:center;padding:.68rem .86rem .72rem calc(.86rem + var(--surface-edge-size));background:color-mix(in srgb,var(--color-bg) 95%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--color-primary-text);font:inherit;text-align:center}.runtime-onboarding__checkpoint-tile:disabled{cursor:not-allowed;opacity:.48}.runtime-onboarding__checkpoint-tile.is-active{z-index:10;background:var(--onboarding-checkpoint-tone);color:var(--color-accent-contrast);box-shadow:0 12px 24px color-mix(in srgb,var(--onboarding-checkpoint-tone) 24%,transparent)}.runtime-onboarding__checkpoint-tile.is-completed:not(.is-active){box-shadow:0 2px 12px #00000014,0 8px 32px #0000000a,inset var(--accent-surface-edge-size) 0 0 color-mix(in srgb,var(--onboarding-checkpoint-tone) 100%,transparent)}.runtime-onboarding__checkpoint-title{min-width:0;overflow-wrap:anywhere;font-size:var(--font-size-body-sm);font-weight:var(--font-weight-semibold);line-height:var(--line-height-heading)}.runtime-onboarding__form,.runtime-onboarding__question-stack{display:grid;gap:var(--space-md)}.runtime-onboarding__form{gap:var(--space-lg);padding-top:var(--space-sm)}.runtime-onboarding__complete-layer{position:absolute;top:0;right:0;bottom:0;left:0;z-index:40;display:grid;place-items:center;padding:var(--space-lg);pointer-events:none}.runtime-onboarding__complete-card{display:grid;gap:var(--space-sm);width:min(100%,28rem);padding:var(--space-lg);border:1px solid color-mix(in srgb,var(--color-line-strong) 82%,transparent);background:linear-gradient(135deg,color-mix(in srgb,var(--color-accent) 11%,transparent),transparent 46%),color-mix(in srgb,var(--color-bg) 95%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.runtime-onboarding.is-completed .runtime-onboarding__header,.runtime-onboarding.is-completed .runtime-onboarding__deck{opacity:.32;transform:translateY(-.25rem) scale(.995);transition:opacity .22s cubic-bezier(.16,1,.3,1),transform .22s cubic-bezier(.16,1,.3,1)}.runtime-onboarding__complete-card h2,.runtime-onboarding__complete-card p{margin:0}.runtime-onboarding__progress{height:.32rem;overflow:hidden;border-radius:999px;background:color-mix(in srgb,var(--color-line) 82%,transparent)}.runtime-onboarding__progress-bar{display:block;width:var(--runtime-onboarding-progress);height:100%;border-radius:inherit;background:var(--color-accent);transition:width .26s cubic-bezier(.16,1,.3,1)}.runtime-onboarding__section{display:grid;gap:var(--space-md)}.runtime-onboarding__section-header{position:relative;display:grid;gap:var(--space-xs);max-width:38rem}.runtime-onboarding__section h2,.runtime-onboarding__section p,.runtime-onboarding__question p{margin:0}.runtime-onboarding__question{position:relative;display:grid;gap:var(--space-sm)}.runtime-onboarding__carousel-status{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-xs);color:var(--color-muted-text);font-size:var(--font-size-caption);font-weight:var(--font-weight-semibold)}.runtime-onboarding__carousel-dots{display:inline-flex;align-items:center;gap:.36rem}.runtime-onboarding__carousel-dot{width:.46rem;height:.46rem;border-radius:50%;background:color-mix(in srgb,var(--brand-quaternary) 22%,var(--color-line-strong));transition:background-color var(--motion-fast),box-shadow var(--motion-fast),transform var(--motion-fast)}.runtime-onboarding__carousel-dot.is-active{background:var(--brand-quaternary);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand-quaternary) 18%,transparent);transform:scale(1.12)}.runtime-onboarding__carousel-dot.is-completed{background:color-mix(in srgb,var(--brand-quaternary) 72%,var(--color-line-strong))}.runtime-onboarding__limit{justify-self:flex-start;color:var(--color-muted-text);font-size:var(--font-size-caption);font-weight:var(--font-weight-semibold)}.runtime-onboarding__footer{display:grid;gap:var(--space-sm);padding-top:var(--space-sm);border-top:1px solid var(--color-line)}.runtime-onboarding .auth-field{gap:.42rem}.runtime-onboarding .auth-field input,.runtime-onboarding .auth-field select,.runtime-onboarding .auth-field textarea{padding:.68rem .78rem}.runtime-onboarding .auth-choice-group{gap:var(--space-sm)}.runtime-onboarding .auth-choice-group legend{font-size:var(--font-size-body-lg)}.auth-choice-group{display:grid;gap:var(--space-md);padding:0;margin:0;border:0}.auth-choice-group legend{padding:0;color:var(--color-primary-text);font-size:var(--font-size-h3);font-weight:var(--font-weight-semibold);line-height:var(--line-height-heading)}.auth-choice-group__hint{margin:calc(-1 * var(--space-xs)) 0 0;color:var(--color-muted-text);font-size:var(--font-size-caption)}.auth-choice-group--compact{align-content:start}.auth-choice-group--compact legend{color:var(--color-secondary-text);font-size:var(--font-size-body-sm);font-weight:var(--font-weight-semibold);line-height:var(--line-height-body)}.auth-choice-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));gap:var(--space-sm)}.runtime-onboarding__choice-list{--runtime-onboarding-choice-tone: var(--brand-quaternary);display:grid;gap:.72rem;justify-items:start}.runtime-onboarding__choice-option{position:relative;display:inline-flex;align-items:center;gap:.5rem;min-height:1.85rem;max-width:100%;padding:0;border:0;border-radius:var(--radius-pill);background:transparent;color:var(--color-primary-text);font:inherit;font-weight:var(--font-weight-semibold);line-height:1.35;text-align:left;cursor:pointer;transition:color var(--motion-fast),opacity var(--motion-fast)}.runtime-onboarding__choice-marker{display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;width:1.85rem;height:1.85rem;border-radius:50%;background:var(--runtime-onboarding-choice-tone);box-shadow:0 0 color-mix(in srgb,var(--runtime-onboarding-choice-tone) 0%,transparent);transition:box-shadow var(--motion-fast),transform var(--motion-fast)}.runtime-onboarding__choice-label{min-width:0}.runtime-onboarding__choice-option:hover,.runtime-onboarding__choice-option:focus-visible,.runtime-onboarding__choice-option.is-selected{color:color-mix(in srgb,var(--runtime-onboarding-choice-tone) 78%,var(--color-primary-text))}.runtime-onboarding__choice-option:hover .runtime-onboarding__choice-marker,.runtime-onboarding__choice-option:focus-visible .runtime-onboarding__choice-marker{box-shadow:0 0 0 3px color-mix(in srgb,var(--runtime-onboarding-choice-tone) 12%,transparent)}.runtime-onboarding__choice-option.is-selected .runtime-onboarding__choice-marker{box-shadow:0 0 0 3px color-mix(in srgb,var(--runtime-onboarding-choice-tone) 22%,transparent);transform:scale(1.04)}.runtime-onboarding__choice-option.is-disabled{cursor:not-allowed;opacity:.48}.auth-choice-card{position:relative;display:grid;gap:var(--space-2xs);min-width:0;min-height:4.75rem;padding:var(--space-md);border:1px solid var(--color-line);border-radius:var(--radius-md);background:color-mix(in srgb,var(--color-surface-strong) 82%,transparent);cursor:pointer;transition:border-color var(--motion-fast),box-shadow var(--motion-fast),transform var(--motion-fast)}.runtime-onboarding__question .auth-choice-card{align-content:center}.auth-choice-group--compact .auth-choice-card{min-height:4.6rem}.auth-choice-card:hover,.auth-choice-card:focus-within{border-color:color-mix(in srgb,var(--color-accent) 42%,var(--color-line-strong));transform:var(--hover-lift)}.auth-choice-card.is-selected{border-color:color-mix(in srgb,var(--color-accent) 62%,var(--color-line-strong));box-shadow:inset var(--surface-edge-size) 0 0 color-mix(in srgb,var(--color-accent) 92%,transparent),0 12px 28px color-mix(in srgb,var(--color-accent) 12%,transparent)}.auth-choice-card.is-disabled{cursor:not-allowed;opacity:.5;transform:none}.auth-choice-card input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.auth-choice-card input:disabled{cursor:not-allowed}.auth-choice-card__title{color:var(--color-primary-text);font-size:var(--font-size-body-sm);font-weight:var(--font-weight-semibold)}.auth-choice-card__description{color:var(--color-secondary-text);font-size:var(--font-size-body-sm);line-height:1.5}.runtime-onboarding__actions{display:flex;flex-wrap:wrap;gap:var(--space-sm);align-items:center}@keyframes runtime-onboarding-card-exit{0%{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}to{opacity:0;transform:translateY(calc(-1 * var(--navbar-height))) scale(.985);filter:blur(2px)}}.runtime-page-frame__scroll--dashboard{align-content:start;padding:clamp(1.2rem,3vw,2.4rem)}.dashboard-route{display:grid;gap:clamp(1rem,2vw,1.45rem);width:min(100%,72rem);margin:0 auto}.dashboard-route--loading{min-height:min(28rem,100%);align-content:center}.dashboard-loading-card,.dashboard-route__hero,.dashboard-continue-card,.dashboard-panel{border:1px solid color-mix(in srgb,var(--color-line-strong) 82%,transparent);background:linear-gradient(135deg,color-mix(in srgb,var(--color-accent) 9%,transparent),transparent 46%),color-mix(in srgb,var(--color-surface-strong) 90%,transparent)}.dashboard-loading-card{display:grid;gap:var(--space-sm);max-width:34rem;padding:clamp(1.25rem,3vw,2rem)}.dashboard-route__hero{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-lg);align-items:start;padding:clamp(1.35rem,3vw,2.4rem)}.dashboard-route__intro-header{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:var(--space-md);min-width:0;max-width:min(100%,72rem);margin-bottom:0}.dashboard-route__intro,.dashboard-chip-row,.dashboard-panel__header,.dashboard-side-card,.dashboard-empty-state,.dashboard-course-card__content,.dashboard-status-panel{display:grid;gap:var(--space-sm)}.dashboard-chip-row{display:flex;flex-wrap:wrap;gap:var(--space-xs)}.dashboard-route__intro{gap:.5rem;max-width:42rem}.dashboard-route__intro h1{margin:0;font-size:clamp(2rem,3.2vw,3.15rem);min-width:0;overflow-wrap:anywhere}.dashboard-route__intro p{margin:0;max-width:38rem}.dashboard-route__actions{align-self:end;padding-top:0}.dashboard-pilot-practices{position:relative;min-width:min(22rem,100%)}.dashboard-pilot-practices>summary{min-height:44px;padding:.7rem .9rem;cursor:pointer;font-weight:700;border:1px solid var(--color-line);border-radius:var(--radius-md);background:var(--color-surface)}.dashboard-pilot-practices[open]>.action-row{display:grid;max-width:min(34rem,calc(100vw - 2rem));margin-top:var(--space-sm)}.dashboard-pilot-practices[open]>.action-row .btn{width:100%;min-width:0;white-space:normal}.dashboard-route__messages{display:grid;gap:var(--space-sm)}.dashboard-profile-nudge{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-md);align-items:center;padding:clamp(.85rem,1.8vw,1.05rem) 0;border-top:1px solid color-mix(in srgb,var(--color-line) 84%,transparent);border-bottom:1px solid color-mix(in srgb,var(--color-line) 84%,transparent)}.dashboard-profile-nudge h2,.dashboard-profile-nudge p{margin:0}.dashboard-profile-nudge div{display:grid;gap:.35rem}.dashboard-route__body{display:grid;grid-template-columns:minmax(0,1.42fr) minmax(16rem,.58fr);gap:var(--space-lg);align-items:start}.dashboard-panel{display:grid;gap:var(--space-lg);align-content:start;min-width:0;padding:clamp(1.15rem,2.5vw,1.75rem)}.dashboard-panel--course{min-height:0}.dashboard-kicker{color:color-mix(in srgb,var(--brand-primary) 78%,var(--color-secondary-text));font-family:var(--font-mono);font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-wide);text-transform:uppercase}.dashboard-continue-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(15rem,.38fr);gap:clamp(1.25rem,3vw,2.25rem);align-items:stretch;min-width:0;overflow:hidden;padding:clamp(1.25rem,3vw,2.25rem)}.dashboard-continue-card__copy,.dashboard-continue-card__side,.dashboard-section,.dashboard-section__header,.dashboard-action-card>div,.dashboard-module-row__main,.dashboard-module-row__progress{display:grid;gap:var(--space-sm);min-width:0}.dashboard-continue-card__copy{align-content:center;gap:clamp(.8rem,1.7vw,1.15rem)}.dashboard-continue-card h2{max-width:16ch;font-size:clamp(1.7rem,3.2vw,3.1rem);line-height:var(--line-height-heading)}.dashboard-continue-card__meta{display:flex;flex-wrap:wrap;gap:.45rem}.dashboard-continue-card__meta span,.dashboard-module-row__status{display:inline-flex;align-items:center;min-height:2rem;padding:.34rem .58rem;border:1px solid color-mix(in srgb,var(--brand-primary) 20%,var(--color-line));border-radius:var(--radius-pill);background:color-mix(in srgb,var(--brand-primary) 6%,transparent);color:var(--color-secondary-text);font-size:var(--font-size-body-sm);line-height:1.2}.dashboard-continue-card__side{align-content:center;justify-items:start;padding-left:clamp(1rem,2vw,1.35rem);border-left:1px solid color-mix(in srgb,var(--brand-primary) 18%,var(--color-line))}.dashboard-continue-card__side strong{color:var(--color-primary-text);font-size:clamp(2.3rem,5vw,4.5rem);line-height:.95}.dashboard-continue-card__side>span:not(.dashboard-continue-card__course){color:var(--color-muted-text);font-size:var(--font-size-body-sm)}.dashboard-continue-card__course{color:var(--color-secondary-text);font-weight:var(--font-weight-semibold)}.dashboard-continue-card__actions{margin-top:var(--space-xs)}.dashboard-progress-track{height:.48rem;overflow:hidden;border-radius:var(--radius-pill);background:color-mix(in srgb,var(--color-line) 82%,transparent)}.dashboard-progress-track span{display:block;width:var(--dashboard-progress, 0%);height:100%;border-radius:inherit;background:linear-gradient(90deg,color-mix(in srgb,var(--brand-primary) 88%,var(--brand-secondary)),color-mix(in srgb,var(--brand-quaternary) 80%,var(--brand-primary)))}.dashboard-metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--space-md)}.dashboard-metric-card,.dashboard-test-access-card,.dashboard-action-card,.dashboard-module-row{border:1px solid color-mix(in srgb,var(--dashboard-card-tone, var(--brand-primary)) 18%,var(--color-line));border-radius:var(--radius-lg);background:color-mix(in srgb,var(--color-surface-strong) 78%,transparent);box-shadow:var(--shadow-card),inset var(--surface-edge-size) 0 0 color-mix(in srgb,var(--dashboard-card-tone, var(--brand-primary)) 72%,transparent)}.dashboard-metric-card{--dashboard-card-tone: var(--brand-primary);display:grid;gap:.25rem;min-width:0;padding:clamp(.95rem,2vw,1.2rem)}.dashboard-metric-card span{color:var(--color-muted-text);font-size:var(--font-size-body-sm)}.dashboard-metric-card strong{color:var(--color-primary-text);font-size:clamp(1.6rem,3vw,2.15rem);line-height:1}.dashboard-metric-card p{color:var(--color-secondary-text);font-size:var(--font-size-body-sm);line-height:1.35}.dashboard-test-access-card{--dashboard-card-tone: var(--brand-quaternary);display:grid;gap:var(--space-xs);padding:clamp(.95rem,2vw,1.2rem) clamp(1rem,2.2vw,1.35rem);box-shadow:var(--shadow-card),inset var(--surface-edge-size) 0 0 color-mix(in srgb,var(--brand-quaternary) 62%,transparent)}.dashboard-test-access-card__title{color:color-mix(in srgb,var(--brand-quaternary) 76%,var(--color-primary-text));font-size:var(--font-size-body-lg);line-height:1.2}.dashboard-test-access-card p{max-width:54rem;color:var(--color-secondary-text);font-size:var(--font-size-body-sm);line-height:1.55}.dashboard-section{gap:var(--space-md)}.dashboard-section__header{gap:.3rem}.dashboard-action-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-md)}.dashboard-action-card{--dashboard-card-tone: var(--brand-tertiary);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-md);align-items:center;padding:clamp(.95rem,2vw,1.25rem)}.dashboard-action-card h3{min-width:0;overflow-wrap:anywhere;font-size:var(--font-size-body-lg)}.dashboard-action-card p{font-size:var(--font-size-body-sm);line-height:1.45}.dashboard-module-list{display:grid;gap:var(--space-sm)}.dashboard-area-list{display:grid;gap:var(--space-md)}.dashboard-area-card{--dashboard-area-tone: var(--brand-primary);overflow:hidden;border:1px solid color-mix(in srgb,var(--dashboard-area-tone) 20%,var(--color-line));border-radius:var(--radius-lg);background:color-mix(in srgb,var(--color-surface-strong) 82%,transparent);box-shadow:var(--shadow-card),inset var(--surface-edge-size) 0 0 color-mix(in srgb,var(--dashboard-area-tone) 76%,transparent)}.dashboard-area-summary{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(12rem,.34fr) auto;gap:var(--space-md);align-items:center;min-width:0;padding:clamp(.95rem,2vw,1.2rem) clamp(1rem,2.2vw,1.35rem);cursor:pointer;list-style:none}.dashboard-area-summary::-webkit-details-marker{display:none}.dashboard-area-summary__main,.dashboard-area-summary__progress{display:grid;gap:.35rem;min-width:0}.dashboard-area-summary__main strong{min-width:0;color:var(--color-primary-text);font-size:var(--font-size-body-lg);line-height:1.16;overflow-wrap:anywhere}.dashboard-area-summary__main span,.dashboard-area-summary__progress>span{color:var(--color-secondary-text);font-size:var(--font-size-body-sm);line-height:1.2}.dashboard-area-summary__status{justify-self:end;display:inline-flex;align-items:center;min-height:2rem;padding:.34rem .58rem;border:1px solid color-mix(in srgb,var(--dashboard-area-tone) 22%,var(--color-line));border-radius:var(--radius-pill);background:color-mix(in srgb,var(--dashboard-area-tone) 7%,transparent);color:var(--color-secondary-text);font-size:var(--font-size-body-sm);line-height:1.2}.dashboard-area-summary__chevron{width:.62rem;height:.62rem;border-right:2px solid color-mix(in srgb,var(--dashboard-area-tone) 76%,var(--color-primary-text));border-bottom:2px solid color-mix(in srgb,var(--dashboard-area-tone) 76%,var(--color-primary-text));transform:rotate(45deg);transition:transform var(--motion-fast)}.dashboard-area-card[open] .dashboard-area-summary__chevron{transform:rotate(225deg)}.dashboard-area-card .dashboard-module-list{gap:0;padding:0 clamp(1rem,2.2vw,1.35rem) clamp(.95rem,2vw,1.2rem);border-top:1px solid color-mix(in srgb,var(--color-line) 78%,transparent)}.dashboard-area-card .dashboard-module-row{border:0;border-top:1px solid color-mix(in srgb,var(--color-line) 76%,transparent);border-radius:0;background:transparent;box-shadow:inset var(--surface-edge-size) 0 0 color-mix(in srgb,var(--dashboard-module-tone) 62%,transparent)}.dashboard-area-card .dashboard-module-row:first-child{border-top:0}.dashboard-area-card .dashboard-module-row:hover,.dashboard-area-card .dashboard-module-row:focus-visible{background:color-mix(in srgb,var(--dashboard-module-tone) 5%,transparent);box-shadow:inset var(--surface-edge-size) 0 0 color-mix(in srgb,var(--dashboard-module-tone) 78%,transparent)}.dashboard-module-row{--dashboard-card-tone: var(--dashboard-module-tone, var(--brand-primary));display:grid;grid-template-columns:minmax(0,1fr) auto minmax(12rem,.34fr);gap:var(--space-md);align-items:center;min-width:0;padding:clamp(.85rem,1.8vw,1.05rem) clamp(.95rem,2vw,1.2rem);color:inherit;text-decoration:none;transition:border-color var(--motion-fast),box-shadow var(--motion-fast),transform var(--motion-fast)}.dashboard-module-row:hover,.dashboard-module-row:focus-visible{border-color:color-mix(in srgb,var(--dashboard-module-tone) 34%,var(--color-line-strong));box-shadow:0 16px 38px color-mix(in srgb,var(--dashboard-module-tone) 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7%,transparent)}.dashboard-module-row__progress{gap:.35rem}.dashboard-module-row__progress>span{color:var(--color-secondary-text);font-size:var(--font-size-body-sm);line-height:1.2}.dashboard-study-panel{display:grid;align-content:start;gap:clamp(.85rem,1.7vw,1.15rem);padding:clamp(1rem,2.2vw,1.35rem) clamp(1rem,2.4vw,1.6rem);border:1px solid color-mix(in srgb,var(--brand-primary) 18%,var(--color-line));border-radius:var(--radius-lg);background:color-mix(in srgb,var(--color-surface-strong) 74%,transparent);box-shadow:var(--shadow-card),inset var(--surface-edge-size) 0 0 color-mix(in srgb,var(--brand-primary) 82%,transparent)}.dashboard-study-panel__header{display:flex;align-items:end;justify-content:space-between;gap:var(--space-md);padding-bottom:clamp(.85rem,1.8vw,1.05rem);border-bottom:1px solid color-mix(in srgb,var(--color-line) 78%,transparent)}.dashboard-study-panel__header h2,.dashboard-study-panel__header p,.dashboard-panel__header h2,.dashboard-panel__header p,.dashboard-feedback-strip h3,.dashboard-feedback-strip p{margin:0}.dashboard-course-list,.dashboard-facts,.dashboard-route__side{display:grid;gap:var(--space-md)}.dashboard-course-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(.75rem,1.8vw,1.05rem);align-items:center;min-width:0;padding:clamp(.78rem,1.7vw,1rem) 0;border-top:1px solid color-mix(in srgb,var(--color-line) 82%,transparent);background:transparent}.dashboard-course-card:first-child{border-top:0}.dashboard-course-card__content{display:grid;gap:.22rem;min-width:0}.dashboard-course-card__status{color:color-mix(in srgb,var(--brand-primary) 78%,var(--color-secondary-text));font-family:var(--font-mono);font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-wide);text-transform:uppercase}.dashboard-course-card__actions{min-width:max-content}.dashboard-course-card h3{min-width:0;overflow-wrap:anywhere}.dashboard-course-progress{display:grid;gap:.4rem;max-width:36rem;margin-top:.45rem}.dashboard-course-progress__summary{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);color:var(--color-muted-text);font-size:var(--font-size-body-sm)}.dashboard-course-progress__summary strong{color:var(--color-primary-text)}.dashboard-course-progress__track{height:.42rem;overflow:hidden;border-radius:var(--radius-pill);background:color-mix(in srgb,var(--color-line) 80%,transparent)}.dashboard-course-progress__track span{display:block;width:var(--dashboard-course-progress, 0%);height:100%;border-radius:inherit;background:var(--brand-primary)}.dashboard-course-progress p{margin:0;color:var(--color-secondary-text);font-size:var(--font-size-body-sm);line-height:1.45}.dashboard-feedback-card{border-color:color-mix(in srgb,var(--brand-tertiary) 30%,var(--color-line));box-shadow:inset var(--surface-edge-size) 0 0 var(--brand-tertiary)}.dashboard-feedback-card__list{display:grid;gap:var(--space-2xs);color:var(--color-secondary-text);font-size:var(--font-size-body-sm)}.dashboard-feedback-card__list span{overflow-wrap:anywhere}.dashboard-feedback-strip{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-md);align-items:center;padding:clamp(.9rem,1.8vw,1.1rem) 0 0;border-top:1px solid color-mix(in srgb,var(--color-line) 84%,transparent)}.dashboard-feedback-strip__copy{display:grid;gap:.42rem}.dashboard-feedback-strip__items{display:flex;flex-wrap:wrap;gap:.38rem .62rem;color:var(--color-muted-text);font-size:var(--font-size-body-sm)}.dashboard-feedback-strip__items span:not(:last-child):after{content:"·";margin-left:.62rem;color:color-mix(in srgb,var(--brand-primary) 45%,var(--color-muted-text))}.dashboard-empty-state,.dashboard-status-panel{padding:var(--space-lg);border:1px solid var(--color-line);border-radius:var(--radius-lg);background:color-mix(in 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dt{color:var(--color-muted-text);font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-wide);text-transform:uppercase}.dashboard-facts dd{margin:0;color:var(--color-primary-text);overflow-wrap:anywhere}.feedback-route__body{display:grid;grid-template-columns:minmax(18rem,.62fr) minmax(0,1.38fr);gap:clamp(1rem,2vw,1.35rem);align-items:start}.feedback-route{width:min(100%,68rem)}.feedback-route--queue-only{width:min(100%,58rem)}.feedback-route--queue-only .dashboard-route__intro-header{grid-template-columns:1fr}.feedback-route--queue-only .dashboard-route__intro{max-width:100%}.feedback-route--queue-only .dashboard-route__actions{justify-content:flex-start}.feedback-route__hero{grid-template-columns:minmax(0,1fr) minmax(9rem,.28fr) auto;overflow:hidden;border-color:color-mix(in srgb,var(--brand-tertiary) 32%,var(--color-line-strong));background:linear-gradient(135deg,color-mix(in srgb,var(--brand-tertiary) 18%,transparent),transparent 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78%,transparent)}.feedback-route__body--queue-only{grid-template-columns:minmax(0,1fr);max-width:44rem}.feedback-route__body--queue-only .feedback-route__list-panel{width:100%}.feedback-route__group{gap:.3rem;padding-top:clamp(.8rem,1.5vw,1rem);border-top:1px solid color-mix(in srgb,var(--color-line) 84%,transparent)}.feedback-route__group:first-child{padding-top:0;border-top:0}.feedback-route__group-title{margin:0;color:var(--color-muted-text);font-family:var(--font-mono);font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-wide);text-transform:uppercase}.feedback-route__subgroups{gap:clamp(.65rem,1.2vw,.85rem)}.feedback-route__subgroup{gap:.12rem}.feedback-route__subgroup-title{margin:0;color:var(--color-primary-text);font-size:var(--font-size-body-sm);font-weight:var(--font-weight-bold);line-height:1.25}.feedback-route__list{gap:0}.feedback-route__empty-state{padding-top:var(--space-xs);border-top:1px solid color-mix(in 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p{margin:0}.feedback-route__detail-meta{margin-top:.35rem;font-size:var(--font-size-body-sm)}.feedback-route__detail-stats{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:var(--space-xs)}.feedback-route__detail-stats span{padding:.34rem .52rem;border-radius:var(--radius-pill);border:1px solid color-mix(in srgb,var(--brand-tertiary) 24%,var(--color-line));background:color-mix(in srgb,var(--brand-tertiary) 8%,var(--color-surface-strong));color:color-mix(in srgb,var(--brand-tertiary) 78%,var(--color-primary-text));font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-wide);text-transform:uppercase}.feedback-route{width:min(100%,72rem)}.feedback-route__summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(.75rem,1.6vw,1rem)}.feedback-route__summary-card{--feedback-card-tone: 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span{color:var(--color-muted-text);font-family:var(--font-mono);font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-wide);text-transform:uppercase}.feedback-route__summary-card strong{color:var(--color-primary-text);font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);line-height:.95}.feedback-route__summary-card p,.feedback-route__section-header h2,.feedback-route__section-header p,.feedback-route__pending-card h3,.feedback-route__pending-card p,.feedback-route__positive-empty h3,.feedback-route__positive-empty p,.feedback-route__module-summary strong,.feedback-route__module-summary span,.feedback-route__module-lesson h3,.feedback-route__module-lesson p,.feedback-route__course-feedback-card h3,.feedback-route__course-feedback-card p{margin:0}.feedback-route__summary-card 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.btn{justify-self:start;min-height:2.35rem;padding-inline:.9rem}.feedback-route__pending-card.is-pending,.feedback-route__module-lesson.is-pending{background:linear-gradient(135deg,color-mix(in srgb,var(--brand-tertiary) 10%,transparent),transparent 62%),color-mix(in srgb,var(--color-surface-strong) 90%,transparent)}.feedback-route__pending-card-copy,.feedback-route__module-lesson-copy,.feedback-route__course-feedback-card>div,.feedback-route__positive-empty{display:grid;gap:.42rem;min-width:0}.feedback-route__pending-card-copy h3,.feedback-route__module-lesson-copy h3,.feedback-route__course-feedback-card h3{min-width:0;overflow-wrap:anywhere}.feedback-route__pending-card-copy h3{font-size:clamp(1rem,1.35vw,1.16rem);line-height:1.12}.feedback-route__unit-label{margin:0 0 .22rem;color:color-mix(in srgb,var(--brand-tertiary) 78%,var(--color-primary-text));font-family:var(--font-mono);font-size:var(--font-size-caption);font-weight:var(--font-weight-bold);letter-spacing:var(--letter-spacing-wide);text-transform:uppercase}.feedback-route__positive-empty,.feedback-route__empty-state{padding:clamp(1rem,2vw,1.35rem)}.feedback-route__positive-empty{align-content:start;border-style:dashed}.feedback-route__empty-state{display:grid;gap:var(--space-sm);border-top:1px solid color-mix(in srgb,var(--feedback-status-tone) 22%,var(--color-line))}.feedback-route__module-list,.feedback-route__course-feedback-list{display:grid;gap:clamp(.7rem,1.4vw,.95rem)}.feedback-route__module-accordion{--feedback-status-tone: var(--brand-quaternary);overflow:hidden}.feedback-route__module-summary{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-md);align-items:center;min-width:0;padding:clamp(.95rem,1.9vw,1.18rem);cursor:pointer;list-style:none}.feedback-route__module-summary::-webkit-details-marker{display:none}.feedback-route__module-summary-copy{display:grid;gap:.25rem;min-width:0}.feedback-route__module-summary-copy strong{min-width:0;color:var(--color-primary-text);font-size:var(--font-size-body-lg);line-height:1.18;overflow-wrap:anywhere}.feedback-route__module-summary-copy span{color:var(--color-muted-text);font-size:var(--font-size-body-sm)}.feedback-route__module-summary-meta{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-sm);min-width:max-content}.feedback-route__module-summary-meta>span:first-child{color:color-mix(in srgb,var(--brand-quaternary) 74%,var(--color-primary-text));font-size:var(--font-size-body-sm);font-weight:var(--font-weight-bold)}.feedback-route__module-summary-meta>span:first-child.is-pending{color:color-mix(in srgb,var(--brand-tertiary) 74%,var(--color-primary-text))}.feedback-route__module-chevron{width:.58rem;height:.58rem;border-right:2px solid color-mix(in srgb,var(--brand-tertiary) 76%,var(--color-primary-text));border-bottom:2px solid color-mix(in srgb,var(--brand-tertiary) 76%,var(--color-primary-text));transform:rotate(45deg);transition:transform var(--motion-fast)}.feedback-route__module-accordion[open] .feedback-route__module-chevron{transform:rotate(225deg)}.feedback-route__module-lessons{display:grid;border-top:1px solid color-mix(in srgb,var(--color-line) 80%,transparent)}.feedback-route__module-lesson{--feedback-status-tone: var(--brand-primary);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-md);align-items:center;min-width:0;padding:clamp(.85rem,1.65vw,1.05rem) clamp(.95rem,1.9vw,1.18rem);border-top:1px solid color-mix(in srgb,var(--color-line) 76%,transparent);box-shadow:inset var(--surface-edge-size) 0 0 color-mix(in srgb,var(--feedback-status-tone) 78%,transparent)}.feedback-route__module-lesson:first-child{border-top:0}.feedback-route__lesson-meta{display:flex;flex-wrap:wrap;gap:.35rem .55rem;align-items:center;color:var(--color-secondary-text);font-size:var(--font-size-body-sm)}.feedback-route__status-text{color:color-mix(in srgb,var(--brand-tertiary) 78%,var(--color-primary-text));font-size:var(--font-size-caption);font-weight:var(--font-weight-bold)}.feedback-route__status-text.is-submitted{color:color-mix(in srgb,var(--brand-primary) 78%,var(--color-primary-text))}.feedback-route__status-text.is-draft{color:color-mix(in srgb,var(--brand-secondary) 78%,var(--color-primary-text))}.feedback-route__course-feedback-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-md);align-items:center;min-width:0;padding:clamp(.95rem,1.9vw,1.18rem)}.feedback-route__detail-panel{margin-top:clamp(.65rem,1.3vw,.9rem)}@media (max-width: 960px){.feedback-route,.feedback-route--queue-only{width:min(100%,58rem)}.feedback-route__body,.feedback-route__detail-heading{grid-template-columns:1fr}.feedback-route__body--queue-only{max-width:none}}@media (max-width: 820px){.auth-card{grid-template-columns:1fr}.auth-card__brand-panel{border-right:0;border-bottom:1px solid var(--color-line)}.runtime-onboarding__profile,.runtime-onboarding__profile-grid,.auth-choice-grid{grid-template-columns:1fr}.runtime-onboarding__steps{grid-template-columns:repeat(4,minmax(0,1fr))}.dashboard-route__hero,.dashboard-continue-card,.dashboard-route__intro-header,.dashboard-route__body,.dashboard-profile-nudge,.dashboard-area-summary,.dashboard-action-card,.dashboard-module-row,.feedback-route__body{grid-template-columns:1fr}.dashboard-continue-card__side{padding-top:var(--space-md);padding-left:0;border-top:1px solid color-mix(in srgb,var(--brand-primary) 18%,var(--color-line));border-left:0}.dashboard-metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-action-list{grid-template-columns:1fr}.dashboard-area-summary__status,.dashboard-module-row__status{justify-self:start}.dashboard-area-summary__progress,.dashboard-module-row__progress{width:100%}.dashboard-course-card{grid-template-columns:1fr}.dashboard-course-card__actions{grid-column:1 / -1}.dashboard-feedback-strip{grid-template-columns:1fr;align-items:start}.feedback-route__hero,.feedback-route__detail-heading,.feedback-route__detail-title{grid-template-columns:1fr}.feedback-route__hero-stack{grid-template-columns:repeat(3,minmax(0,1fr))}.dashboard-route__actions,.dashboard-course-card__actions,.feedback-route__detail-stats{justify-content:flex-start}}@media (max-width: 720px){.feedback-route__summary-grid,.feedback-route__pending-card,.feedback-route__module-summary,.feedback-route__module-lesson,.feedback-route__course-feedback-card{grid-template-columns:1fr}.feedback-route__module-summary-meta{justify-content:flex-start;min-width:0}}@media (max-width: 520px){.auth-shell{width:min(100% - 1rem,1120px);padding-top:calc(var(--navbar-height) + var(--space-lg))}.auth-panel,.dashboard-loading-card,.dashboard-route__hero,.dashboard-continue-card,.dashboard-metric-card,.dashboard-test-access-card,.dashboard-area-card,.dashboard-action-card,.dashboard-module-row,.dashboard-panel,.dashboard-side-card,.dashboard-course-card,.dashboard-empty-state,.dashboard-status-panel,.runtime-onboarding__complete-card{border-radius:var(--radius-md)}.dashboard-empty-state,.dashboard-status-panel{border-radius:var(--radius-lg)}.runtime-page-frame__scroll--auth,.runtime-page-frame__scroll--onboarding,.runtime-page-frame__scroll--dashboard{padding-inline:var(--space-md)}.auth-card{border-radius:var(--radius-lg)}.auth-card--mini{width:100%;border-radius:0 0 var(--radius-lg) var(--radius-lg)}.auth-card__brand-panel,.auth-card__body,.runtime-onboarding__profile,.runtime-onboarding__step{padding:var(--space-lg)}.auth-card--mini .auth-card__brand-panel,.auth-card--mini .auth-card__body{padding:var(--space-md)}.auth-card--mini .auth-card__list{grid-template-columns:1fr}.auth-mini-deck__stage{--auth-mini-tab-left: calc(100% - 6.05rem) ;right:var(--space-sm);left:var(--space-sm);width:auto}.dashboard-route{gap:var(--space-lg)}.runtime-onboarding__steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-xs)}.runtime-onboarding__checkpoint-tile{min-height:2.9rem;padding:var(--space-sm) var(--space-sm) var(--space-sm) calc(var(--space-sm) + var(--surface-edge-size));font-size:var(--font-size-caption)}.runtime-onboarding__complete-card,.dashboard-route__hero,.dashboard-continue-card,.dashboard-metric-card,.dashboard-test-access-card,.dashboard-action-card,.dashboard-module-row,.dashboard-panel,.dashboard-side-card,.dashboard-empty-state,.dashboard-status-panel{padding:var(--space-lg)}.runtime-onboarding__actions .btn,.dashboard-continue-card__actions .btn,.dashboard-action-card .btn,.dashboard-course-card__actions .btn,.dashboard-profile-nudge .btn,.dashboard-feedback-strip .btn,.dashboard-empty-state .btn,.dashboard-side-card .btn,.feedback-route__pending-card .btn,.feedback-route__module-lesson .btn,.feedback-route__course-feedback-card .btn{width:100%}.dashboard-route__account-actions{display:flex;width:100%}.dashboard-route__account-actions .btn{flex:1 1 0;width:auto}.dashboard-pilot-practices{width:100%}}@media (prefers-reduced-motion: reduce){.auth-status__loader{animation:none}}:root{--dl-canvas: #f7f7f4;--dl-surface: #fffefd;--dl-paper: #fffdf7;--dl-white: #ffffff;--dl-black: #000000;--dl-ink: #141a23;--dl-muted: #526071;--dl-line: #dfe4e6;--dl-line-strong: #cbd3d7;--dl-cyan: #00c8ff;--dl-cyan-soft: #e7f8fc;--dl-orange: #ff6500;--dl-orange-soft: #fff1e7;--dl-green: #00c363;--dl-green-soft: #e5f7f0;--dl-purple: #9814ff;--dl-deep-red: #f0142a;--dl-error: #d70b43;--dl-ink-pen: #1b3a6b;--dl-ink-pen-strong: #152642;--dl-highlight-gold: #ffd600;--dl-highlighter-yellow: var(--dl-highlight-gold);--dl-highlighter-cyan: var(--dl-cyan);--dl-highlighter-orange: var(--dl-orange);--dl-highlighter-red: var(--dl-deep-red);--dl-inline-highlighter-yellow: var(--dl-highlighter-yellow);--dl-inline-highlighter-cyan: var(--dl-highlighter-cyan);--dl-inline-highlighter-orange: var(--dl-highlighter-orange);--dl-inline-highlighter-red: var(--dl-highlighter-red);--dl-inline-highlighter-green: var(--dl-green);--dl-inline-highlighter-purple: var(--dl-purple);--dl-highlighter-ink: var(--dl-ink);--dl-highlighter-pass-1: 72%;--dl-highlighter-pass-2: 62%;--dl-highlighter-streak: 34%;--dl-paper-accent-mix: 6%;--dl-prompt-paper-accent-mix: 18%;--dl-navigation-punch-line: rgba(112, 94, 66, .16);--dl-navigation-punch-paper: rgba(255, 253, 247, .96);--dl-canvas-glow: rgba(19, 180, 224, .04);--dl-environment-ink: #141a23;--dl-environment-muted: #526071;--dl-environment-line: rgba(20, 26, 35, .1);--dl-environment-line-strong: rgba(20, 26, 35, .18);--dl-navbar: var(--dl-surface);--dl-navbar-shadow: 0 10px 24px rgba(20, 26, 35, .08);--dl-control-paper: #fffdf8;--dl-theme-switch-slot-lip: rgba(255, 255, 255, .9);--dl-lesson-module-accent: var(--dl-cyan);--dl-lesson-lab-accent: var(--dl-orange);--dl-lesson-module-highlight: var(--dl-inline-highlighter-cyan);--dl-lesson-lab-highlight: var(--dl-inline-highlighter-orange);--dl-lesson-microblock-highlight: var(--dl-inline-highlighter-yellow);--dl-navigation-accent: var(--dl-cyan);--dl-navigation-lab-accent: var(--dl-orange);--dl-navigation-practice-accent: var(--dl-deep-red);--dl-navigation-complete-accent: var(--dl-green);--dl-navigation-lesson-highlight: var(--dl-highlighter-cyan);--dl-navigation-lab-highlight: var(--dl-highlighter-orange);--dl-navigation-practice-highlight: var(--dl-highlighter-red);--dl-navigation-title-highlight: var(--dl-highlighter-yellow);--dl-checkpoint-task-accent: var(--dl-deep-red);--dl-checkpoint-test-accent: var(--dl-green);--dl-checkpoint-action-accent: var(--dl-orange);--dl-checkpoint-feedback-accent: var(--dl-purple);--dl-checkpoint-task-highlight: var(--dl-inline-highlighter-red);--dl-checkpoint-test-highlight: var(--dl-inline-highlighter-green);--dl-checkpoint-action-highlight: var(--dl-inline-highlighter-orange);--dl-checkpoint-feedback-highlight: var(--dl-inline-highlighter-purple);--dl-checkpoint-success: var(--dl-green);--dl-checkpoint-correction: var(--dl-deep-red);--dl-checkpoint-caution: var(--dl-highlight-gold);--dl-classification-primary: var(--dl-lesson-module-accent);--dl-classification-secondary: var(--dl-deep-red);--dl-classification-traffic-go: var(--dl-green);--dl-classification-traffic-caution: var(--dl-highlight-gold);--dl-classification-traffic-stop: var(--dl-deep-red);--dl-classification-quaternary: var(--dl-purple);--dl-stamp-feedback-ink: var(--dl-purple);--dl-stamp-lesson-ink: var(--dl-orange);--dl-risk-area-blue: var(--dl-cyan);--dl-risk-area-green: var(--dl-green);--dl-risk-area-orange: var(--dl-orange);--dl-risk-area-red: var(--dl-deep-red);--dl-font-ui-family: Poppins;--dl-font-mono-family: "DM Mono";--dl-font-ui: var(--dl-font-ui-family), "Avenir Next", Avenir, "Segoe UI", sans-serif;--dl-font-ui-compact: var(--dl-font-ui-family), sans-serif;--dl-font-mono: var(--dl-font-mono-family), "SFMono-Regular", Consolas, monospace;--dl-font-checkpoint-mono: var(--dl-font-mono-family), Consolas, monospace;--dl-font-paper-hand: "Segoe Print", "Comic Sans MS", cursive;--dl-font-handwriting: "Kalam", cursive;--dl-font-marker: "Mogra", cursive;--dl-font-audio: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dl-font-system: system-ui, sans-serif;--dl-paper-heading-size: clamp(1.75rem, 3vw, 2.4rem);--dl-paper-body-size: 1.2rem;--dl-paper-body-leading: 34px;--dl-shadow-soft: 0 18px 44px rgba(20, 26, 35, .08), 0 3px 10px rgba(20, 26, 35, .05);--dl-shadow-control: 0 6px 18px rgba(20, 26, 35, .1);--dl-shadow-paper-rgb: 41, 35, 25;--dl-shadow-ink-rgb: 20, 26, 35;--dl-light-rgb: 255, 255, 255;--dl-shade-rgb: 0, 0, 0;--dl-stamp-shadow-soft: radial-gradient(ellipse at 42% 50%, rgba(18, 12, 8, .32) 0%, rgba(22, 16, 10, .16) 48%, rgba(0, 0, 0, 0) 80%);--dl-stamp-shadow-contact: radial-gradient(ellipse at center, rgba(10, 6, 3, .92) 0%, rgba(18, 12, 7, .58) 38%, rgba(24, 16, 10, .22) 62%, rgba(0, 0, 0, 0) 88%);--dl-stamp-resting-filter: drop-shadow(0 1px 1px rgba(12, 8, 4, .78)) drop-shadow(0 3px 4px rgba(20, 15, 10, .48)) drop-shadow(0 8px 12px rgba(28, 20, 14, .26)) drop-shadow(0 16px 26px rgba(20, 26, 36, .13));--dl-stamp-hover-filter: drop-shadow(0 2px 3px rgba(12, 8, 4, .42)) drop-shadow(0 8px 12px rgba(20, 15, 10, .28)) drop-shadow(0 18px 24px rgba(28, 20, 14, .16)) drop-shadow(0 28px 38px rgba(20, 26, 36, .09));--dl-stamp-top-filter: drop-shadow(0 30px 25px rgba(20, 15, 10, .28)) drop-shadow(0 50px 40px rgba(20, 28, 38, .14));--dl-stamp-lift-filter: drop-shadow(0 32px 28px rgba(20, 15, 10, .28)) drop-shadow(0 50px 42px rgba(20, 28, 38, .14));--dl-stamp-aim-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .12));--dl-stamp-impact-filter: drop-shadow(0 2px 3px rgba(20, 15, 10, .75)) drop-shadow(0 6px 12px rgba(30, 22, 16, .4));--dl-stamp-release-filter: drop-shadow(0 28px 24px rgba(20, 15, 10, .26)) drop-shadow(0 42px 36px rgba(20, 28, 38, .14));--dl-stamp-return-filter: drop-shadow(0 16px 20px rgba(20, 15, 10, .3)) drop-shadow(0 28px 30px rgba(20, 28, 38, .16));--dl-stamp-travel-shadow: rgba(20, 15, 10, .45);--dl-completion-shadow: rgba(249, 115, 22, .22);--dl-completion-hover-shadow: rgba(249, 115, 22, .32);--dl-microblock-paper: #fffcf3;--dl-microblock-line: #d9d1c0;--dl-microblock-ink: var(--dl-ink);--dl-microblock-muted: var(--dl-muted);--dl-microblock-grain: linear-gradient(97deg, rgba(255, 255, 255, .34), transparent 31%, rgba(20, 26, 35, .016) 69%, transparent);--dl-microblock-ruling: repeating-linear-gradient(to bottom, transparent 0, transparent 33px, rgba(66, 82, 102, .085) 34px, transparent 35px);--dl-microblock-margin: rgba(185, 31, 75, .12);--dl-microblock-reflection-paper: var(--dl-green-soft);--dl-microblock-reflection-ink: #334155;--dl-microblock-nested-ink: #6b7787;--dl-thought-paper: #fffdf8;--dl-thought-ink: #1d2c5c;--dl-thought-line: var(--dl-line);--dl-thought-label: color-mix(in srgb, var(--dl-highlight-gold) 72%, transparent);--dl-thought-label-ink: var(--dl-ink);--dl-thought-grain: linear-gradient(99deg, rgba(255, 255, 255, .42), transparent 46%);--dl-thought-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .28 0 0 0 0 .2 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--dl-navigation-paper: #f3fafc;--dl-navigation-lab-paper: #fcf6f1;--dl-navigation-ink: var(--dl-ink);--dl-navigation-muted: var(--dl-muted);--dl-navigation-line: rgba(75, 88, 106, .13);--dl-navigation-grain: var(--dl-thought-grain);--dl-navigation-shadow: drop-shadow(0 1px 1px rgba(20, 26, 35, .14)) drop-shadow(0 .7rem .9rem rgba(20, 26, 35, .16)) drop-shadow(0 1.6rem 2rem rgba(20, 26, 35, .08));--dl-map-paper: #f7fbfc;--dl-map-lab-paper: #fdf8f3;--dl-map-paper-middle: #f1efe7;--dl-map-paper-back: #f7f5ee;--dl-map-ink: var(--dl-ink);--dl-map-line: var(--dl-microblock-line);--dl-map-shadow: 9px 10px 0 color-mix(in srgb, var(--dl-lesson-module-accent) 5%, var(--dl-map-paper-middle)), 17px 18px 0 var(--dl-map-paper-back), 0 18px 36px rgba(20, 26, 35, .07);--dl-mask-opaque: #000000;--dl-worksheet-paper-back: #f8f4ea;--dl-worksheet-paper: var(--dl-paper);--dl-worksheet-line: #d9d2c5;--dl-worksheet-ink: #10213d;--dl-sheet-title-size: clamp(1.75rem, calc(2.1vw + .4rem) , 2.15rem);--dl-sheet-section-size: 1.625rem;--dl-sheet-field-size: 1.3rem;--dl-sheet-sub-size: 1.15rem;--dl-sheet-heading-weight: 700;--dl-sheet-title-accent-share: 90%;--dl-worksheet-blue-ink: #174a9b;--dl-worksheet-success: var(--dl-checkpoint-success);--dl-worksheet-correction: var(--dl-checkpoint-correction);--dl-worksheet-sticky: #fff1a8;--dl-worksheet-slip: #fffaf0;--dl-worksheet-surface: #fffefa;--dl-worksheet-muted: #506079;--dl-worksheet-intro-ink: #51617a;--dl-worksheet-instruction-ink: #40516b;--dl-worksheet-choice-ink: #3e516c;--dl-worksheet-feedback-ink: #445674;--dl-feedback-fallback-ink: #171c24;--dl-worksheet-edge: #bfb6a7;--dl-worksheet-input-edge: #c5bbac;--dl-worksheet-input-paper: rgba(255, 254, 250, .72);--dl-worksheet-input-ruling: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cpath d='M0 27.5H28' fill='none' stroke='%23d8d4ca' stroke-width='1'/%3E%3C/svg%3E");--dl-worksheet-rating-ink: #617089;--dl-worksheet-tab-ink: #576173;--dl-worksheet-preview-label: #69758a;--dl-worksheet-preview-ink: #526078;--dl-worksheet-nav-ink: #526079;--dl-worksheet-placeholder: #7c8798;--dl-worksheet-control-paper: #fbf8f0;--dl-worksheet-stamp-ink: #263247;--dl-worksheet-action-copy: #40536f;--dl-choice-marker-default: #6747a5;--dl-sticky-cyan: #bdebf7;--dl-sticky-green: #d8f4e5;--dl-sticky-red: #f8dde5;--dl-sticky-purple: #ead8f7;--dl-sticky-ink: #273651;--dl-sticky-heading-ink: #453771;--dl-sticky-copy-ink: #35445d;--dl-sticky-close-ink: #5c526f;--dl-sticky-rule: #8f7a32;--dl-sticky-rule-soft: rgba(113, 96, 45, .22);--dl-checkpoint-guided-paper: #ffffff;--dl-checkpoint-guided-ink: var(--dl-worksheet-ink);--dl-checkpoint-guided-paper-shadow: 0 -.2rem .5rem -.25rem rgba(38, 31, 24, .18), 0 1.3rem 1.25rem -.45rem rgba(38, 31, 24, .3);--dl-checkpoint-pin-edge: #49161b;--dl-checkpoint-pin-light: #ffd2c6;--dl-checkpoint-pin-mid: #f56d5e;--dl-checkpoint-pin-dark: #69181e;--dl-checkpoint-pin-shadow: 0 .2rem .25rem rgba(65, 27, 20, .42), inset .11rem .09rem .14rem rgba(255, 191, 174, .34), inset -.13rem -.12rem .16rem rgba(77, 13, 18, .42);--dl-checkpoint-prompt-cast: radial-gradient(ellipse 22% 70% at 3% 100%, rgba(67, 47, 29, .34), transparent 72%), radial-gradient(ellipse 22% 70% at 97% 100%, rgba(67, 47, 29, .34), transparent 72%), linear-gradient(to bottom, transparent 55%, rgba(67, 47, 29, .1));--dl-checkpoint-prompt-pin-shadow: radial-gradient(ellipse at center, rgba(50, 20, 18, .36) 0%, rgba(57, 25, 20, .18) 42%, transparent 74%);--dl-checkpoint-prompt-paper: linear-gradient(to bottom, transparent calc(56% - .9rem) , rgba(96, 74, 52, .05) calc(56% - 1px) , rgba(255, 255, 255, .55) 56%, rgba(96, 74, 52, .07) calc(56% + 2px) , transparent calc(56% + 1.4rem) ), linear-gradient(101deg, rgba(255, 255, 255, .5), rgba(255, 255, 255, .12) 38%, transparent 62%, rgba(96, 74, 52, .05)), radial-gradient(ellipse 60% 90% at 100% 100%, rgba(96, 74, 52, .12), transparent 70%), radial-gradient(ellipse 45% 70% at 0% 0%, rgba(96, 74, 52, .07), transparent 70%), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .35' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .34 0 0 0 0 .28 0 0 0 0 .2 .7 0 0 0 -.22'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)'/%3E%3C/svg%3E"), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='m'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .32 0 0 0 0 .22 .28 0 0 0 -.12'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23m)'/%3E%3C/svg%3E");--dl-checkpoint-prompt-base: rgba(255, 251, 243, .94);--dl-checkpoint-prompt-rule: rgba(58, 96, 150, .2);--dl-checkpoint-prompt-ink: #1d1c1f;--dl-checkpoint-prompt-ink-blend: multiply;--dl-checkpoint-prompt-ink-bleed: 0 0 .04em rgba(29, 28, 31, .45);--dl-checkpoint-prompt-shadow: none;--dl-checkpoint-prompt-drop-shadow: drop-shadow(0 1px .5px rgba(67, 47, 29, .22)) 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