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24%);outline-offset:3px}.classroom-shell{--classroom-paper: oklch(24% .03 272);--classroom-paper-soft: oklch(21% .028 272);--classroom-paper-deep: oklch(17% .028 272);--classroom-ink: oklch(94% .015 270);--classroom-muted: oklch(77% .02 270);--classroom-line: oklch(43% .03 272);--classroom-accent: oklch(74% .07 283);--classroom-accent-soft: oklch(82% .035 283);--classroom-secondary: oklch(75% .07 208);--classroom-highlight: oklch(78% .05 80)}.classroom-hero-grid,.classroom-page-hero{gap:clamp(1.2rem,4vw,2rem)}.classroom-hero-art,.classroom-page-visual{background:linear-gradient(180deg,var(--header-bg),var(--bg-card-raised))}.classroom-overview-card,.classroom-category-section,.classroom-learning-arc,.classroom-page-visual,.classroom-hero-art,.classroom-directory-intro,.classroom-category-jump,.classroom-shell .tool-container,.classroom-shell .tool-content-wrapper,.classroom-shell .tool-footer-actions{background:radial-gradient(circle at top left,color-mix(in oklch,var(--classroom-section-accent, var(--classroom-accent)) 28%,transparent 72%) 0%,transparent 36%),linear-gradient(180deg,var(--surface-overlay),var(--bg-card-solid))}.classroom-overview-card__index,.classroom-step__index,.tool-card-number{color:var(--bio-cyan)}.classroom-step{border:1px solid var(--border);background:var(--surface-overlay)}.classroom-step__index{border:1px solid var(--accent-border-hover);background:var(--surface-glow)}.classroom-module-card{border-color:var(--input-border);border-width:1.5px;background:var(--bg-card-hover);box-shadow:0 4px 14px var(--shadow-ink-strong),inset 0 1px 0 var(--surface-tint-hover);cursor:pointer}.classroom-module-card:hover{border-color:color-mix(in srgb,var(--classroom-section-accent, var(--bio-cyan)) 65%,white 35%);background:var(--bg-card-hover);transform:translateY(-3px) scale(1.02);box-shadow:0 8px 24px var(--shadow-ink-strong),0 0 0 1px color-mix(in srgb,var(--classroom-section-accent, var(--bio-cyan)) 25%,transparent 75%),inset 0 1px 0 var(--surface-tint-hover)}.classroom-shell .tool-tutorial{background:var(--bg-card)}@media(max-width:900px){.tool-directory-intro,.tool-workflow-deck{grid-template-columns:1fr}.tool-category-section{grid-template-columns:1fr;padding:1.1rem}.tool-category-rail:after{display:none}.tool-category-panel{padding:1rem}.tool-page-header--archive h1,.classroom-page-copy h1,.classroom-hero-copy h1{gap:.55rem}}@media(max-width:720px){.tools-hero h1{font-size:clamp(2rem,8vw,2.6rem)}.tools-grid{grid-template-columns:1fr}.tool-category-header,.tool-category-panel,.tool-workflow-card,.tool-card{padding:.95rem}.tool-workflow-card,.tool-card{min-height:auto}}.lg-verify-badge{display:inline-flex;align-items:center;gap:.25rem;padding:.25rem .625rem;border-radius:9999px;font-size:.75rem;font-weight:500;border:1px solid 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25px 50px -12px var(--shadow-ink-soft);border:1px solid var(--border)}.lg-verify-modal-content h2{margin:0 0 .5rem;font-size:1.25rem;font-weight:600}.lg-verify-modal-content p{margin:0 0 .75rem}.lg-verify-modal-content ul{margin:0 0 1rem 1rem;padding:0}.lg-verify-modal-content li{margin-bottom:.25rem}.lg-verify-modal-actions{display:flex;justify-content:flex-end;gap:.5rem;margin-top:1rem}.lg-verify-modal-actions button{padding:.375rem .875rem;border-radius:.375rem;border:1px solid var(--border);background-color:var(--bg-surface);color:var(--text-primary);cursor:pointer;font-size:.875rem}.lg-verify-modal-actions button[data-testid=verify-modal-enable]{background-color:var(--blue);color:#fff;border-color:var(--blue)}.lg-verify-modal-warning{margin:0 0 .75rem;padding:.5rem .75rem;background-color:var(--warning-bg);border:1px solid var(--badge-amber-color);border-radius:.375rem;color:var(--warning-color);font-size:.875rem}.lg-verify-overlay{position:absolute;inset:0;background-color:var(--header-bg);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10}.lg-verify-overlay-card{text-align:center;padding:1.5rem;background-color:var(--bg-card-raised, var(--bg-card-solid));border:1px solid var(--accent-border-soft, var(--accent-border-soft));color:var(--text-primary, var(--text-primary));border-radius:.5rem;box-shadow:0 10px 30px -10px var(--shadow-ink-strong);min-width:18rem}.lg-verify-overlay-label{margin:0 0 .75rem;font-weight:500;color:var(--text-primary, var(--text-primary))}.lg-verify-overlay-bar{height:.5rem;background-color:var(--surface-tint-hover);border-radius:9999px;overflow:hidden;margin-bottom:.5rem}.lg-verify-overlay-bar-fill{height:100%;background-color:var(--accent);box-shadow:0 0 8px var(--accent-glow, var(--accent-border-focus));transition:width .2s ease-out;width:0}.lg-verify-overlay-percent{color:var(--text-secondary, var(--text-secondary))!important}.lg-verify-overlay-card button{background-color:transparent!important;border-color:var(--accent-border-soft, var(--accent-border-soft))!important;color:var(--text-secondary, var(--text-secondary))!important}.lg-verify-overlay-card button:hover{background-color:var(--accent-bg-soft, var(--accent-bg-soft))!important;border-color:var(--accent-border-strong, var(--accent-border-strong))!important}[data-theme=light] .lg-verify-overlay{background-color:var(--white)}[data-theme=light] .lg-verify-overlay-card{background-color:var(--white);color:var(--bg-card-solid);border-color:var(--shadow-ink-soft);box-shadow:0 4px 6px -1px var(--shadow-ink-soft)}[data-theme=light] .lg-verify-overlay-bar{background-color:var(--text-primary)}[data-theme=light] .lg-verify-overlay-bar-fill{background-color:var(--blue);box-shadow:none}[data-theme=light] 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0 .75rem;font-size:.875rem;color:var(--text-secondary)}.lg-verify-overlay-card button{padding:.375rem .75rem;border-radius:.375rem;background-color:var(--text-primary);border:1px solid var(--text-primary);cursor:pointer;font-size:.875rem}.lg-verify-diff-backdrop{position:fixed;inset:0;background-color:var(--shadow-ink-strong);display:flex;align-items:center;justify-content:center;z-index:50}.lg-verify-diff-content{background-color:#fff;padding:1.5rem;border-radius:.5rem;max-width:48rem;width:90%;max-height:80vh;overflow-y:auto;box-shadow:0 25px 50px -12px var(--shadow-ink-soft);color:var(--bg-card-solid)}.lg-verify-diff-content h2{margin:0 0 .5rem;font-size:1.25rem;font-weight:600}.lg-verify-diff-summary{margin:0 0 1rem;font-size:.875rem;color:var(--text-secondary)}.lg-verify-diff-summary strong{color:var(--bg-card-solid)}.lg-verify-diff-table{width:100%;border-collapse:collapse;font-size:.875rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.lg-verify-diff-table th,.lg-verify-diff-table td{padding:.5rem .625rem;border-bottom:1px solid var(--text-primary);text-align:right;white-space:nowrap}.lg-verify-diff-table th{background:var(--text-primary);font-weight:600;color:var(--text-secondary);text-align:right}.lg-verify-diff-table th:first-child,.lg-verify-diff-table td:first-child{text-align:left}.lg-verify-diff-note{margin-top:1rem;padding:.75rem;background:var(--text-primary);border-left:3px solid var(--text-secondary);border-radius:.25rem;font-size:.8125rem;color:var(--text-secondary)}.lg-verify-diff-actions{display:flex;justify-content:flex-end;gap:.5rem;margin-top:1rem}.lg-verify-diff-actions button{padding:.375rem .875rem;border-radius:.375rem;border:1px solid var(--text-primary);background-color:#fff;cursor:pointer;font-size:.875rem}.lg-verify-diff-actions button[data-testid=verify-diff-close]{background-color:var(--blue);color:#fff;border-color:var(--blue)}.changelog-banner[data-astro-cid-lr62tluy]{display:flex;justify-content:space-between;align-items:center;gap:1em;flex-wrap:wrap;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:1em 1.2em;margin-top:1em}.changelog-banner-text[data-astro-cid-lr62tluy]{flex:1;min-width:0}.changelog-banner-title[data-astro-cid-lr62tluy]{margin:0 0 .2em;font-size:1.05em;color:var(--text-primary)}.changelog-banner-helper[data-astro-cid-lr62tluy]{margin:0;color:var(--text-muted);font-size:.88em;line-height:1.5}.changelog-banner-cta[data-astro-cid-lr62tluy]{font-family:JetBrains Mono,monospace;font-size:.85em;color:var(--bio-green);text-decoration:none;white-space:nowrap;padding:.45em .85em;border:1px solid var(--bio-green);border-radius:6px;transition:all .15s}.changelog-banner-cta[data-astro-cid-lr62tluy]:hover{background:var(--bio-green);color:var(--bg-primary)}@media(max-width:520px){.changelog-banner[data-astro-cid-lr62tluy]{flex-direction:column;align-items:stretch}.changelog-banner-cta[data-astro-cid-lr62tluy]{text-align:center}}