.lab-shell{padding-block:38px 64px}.lab-kicker{color:var(--muted);font:12px/1.6 var(--font-mono);letter-spacing:.1em;text-transform:uppercase}.lab-heading{letter-spacing:-.045em;max-width:800px;margin:12px 0 16px;font-size:clamp(32px,4.7vw,60px);line-height:1.12}.lab-intro{max-width:650px;color:var(--muted);font-size:clamp(16px,1.5vw,19px);line-height:1.75}.lab-breadcrumb{color:var(--muted);flex-wrap:wrap;align-items:center;gap:12px;font-size:14px;display:flex}.lab-breadcrumb a{min-height:44px;color:var(--accent);align-items:center;display:inline-flex}.lab-tags{font:11px/1.8 var(--font-mono);color:var(--muted);flex-wrap:wrap;gap:8px 16px;margin:22px 0 32px;padding:0;list-style:none;display:flex}.lab-tags li{border-bottom:1px solid var(--border);padding-block:3px}.lab-demo{min-width:0;margin-block:24px 36px}.lab-technical>summary,[data-lab-advanced]>summary{cursor:pointer;min-height:44px;color:var(--text);padding-block:12px;font-size:16px}.lab-technical>summary:focus-visible,[data-lab-advanced]>summary:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.lab-technical[open]>summary,[data-lab-advanced][open]>summary{margin-bottom:16px}.lab-demo *,.lab-controls>*{min-width:0}.lab-controls{flex-wrap:wrap;align-items:end;gap:12px;margin-block:16px;display:flex}.lab-button{border:1px solid var(--border);background:var(--bg);min-height:44px;color:var(--text);border-radius:4px;justify-content:center;align-items:center;gap:8px;padding:8px 16px;font-size:14px;line-height:1.4;transition:background .18s,color .18s;display:inline-flex}.lab-button:hover{background:var(--surface-raised)}.lab-button[aria-pressed=true],.lab-button.primary{background:var(--text);color:var(--bg);border-color:var(--text)}.lab-button:disabled{opacity:.5}.lab-field{color:var(--muted);flex-direction:column;gap:6px;font-size:13px;display:flex}.lab-field :is(input,select){border:1px solid var(--border);background:var(--bg);max-width:100%;min-height:44px;color:var(--text);border-radius:4px;padding:8px 10px;font-size:16px}.lab-demo input[type=range]{accent-color:var(--accent);max-width:100%;min-height:44px}.lab-demo :is(canvas,svg){max-width:100%}.lab-tool-settings{border-block:1px solid var(--border);grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px 24px;margin-block:24px;padding-block:20px;display:grid}.lab-tool-settings output{color:var(--text);font-variant-numeric:tabular-nums}.lab-export{border-top:1px solid var(--border);margin-block:28px}.lab-export h3{margin:0 auto 0 0;font-size:18px}.lab-export textarea{resize:vertical;border:1px solid var(--border);background:var(--code-bg);width:100%;min-height:160px;color:var(--text);font:13px/1.7 var(--font-mono);border-radius:4px;padding:16px;display:block}.lab-panel{border:1px solid var(--border);background:var(--surface);border-radius:4px;padding:20px}.lab-metrics{grid-template-columns:repeat(auto-fit,minmax(125px,1fr));gap:16px;margin-block:20px;display:grid}.lab-metric{border-top:1px solid var(--border);font-variant-numeric:tabular-nums;padding-top:10px}.lab-metric :is(span,dt){color:var(--muted);font-size:12px;display:block}.lab-metric :is(strong,dd){font:22px/1.6 var(--font-mono);margin:0;display:block}.lab-note{color:var(--muted);font-size:13px;line-height:1.7}.lab-technical{border-top:1px solid var(--border);padding-block:28px}.lab-technical h2{margin-bottom:28px;font-size:22px}.lab-technical-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;display:grid}.lab-technical h3{margin-bottom:10px;font-size:16px}.lab-technical p{color:var(--muted);font-size:14px;line-height:1.85}.lab-next{border-top:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding-top:24px;display:flex}.lab-next a{min-height:44px;color:var(--accent);align-items:center;gap:12px;display:inline-flex}.lab-loading{border:1px solid var(--border);background:var(--surface);padding:32px}@media (width<=650px){.lab-technical-grid{grid-template-columns:1fr;gap:22px}.lab-panel{padding:14px}.lab-shell{padding-top:24px}.lab-controls{gap:8px}}@media (prefers-reduced-motion:reduce){.lab-demo *,.lab-index *{scroll-behavior:auto!important;transition-duration:0s!important;animation-duration:0s!important}}