:root{--ink:#17221f;--ink-soft:#2b3a36;--muted:#68736f;--paper:#f1efe7;--surface:#fffdf7;--surface-2:#f7f5ee;--line:#d8d8cf;--line-dark:#b9bcb3;--accent:#ff6a3d;--accent-soft:#fff0e9;--accent-dark:#c53e19;--fail:#ad3328;--fail-soft:#fff0ed;--pass:#157650;--pass-soft:#e9f7ef;--blue:#2b5fbb;--blue-soft:#edf3ff;--shadow:0 32px 80px #30332c1f;--font-sans:Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:radial-gradient(circle at 88% 6%, #ff6a3d24, transparent 28rem), linear-gradient(180deg, #f5f3ed 0, var(--paper) 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p{text-align:center;white-space:pre-line;margin:0;font-size:clamp(.84rem,1.4vw,1rem);font-weight:650;line-height:1.35}.demo-caption-rail button{min-width:58px;color:inherit;font:700 .72rem/1 var(--font-mono);text-transform:uppercase;cursor:pointer;background:0 0;border:1px solid #ffffff6b;border-radius:8px;padding:8px 10px}.demo-caption-rail button:hover,.demo-caption-rail button:focus-visible{background:#ffffff1a;border-color:#fff}.demo-audio-disclosure{color:var(--muted);margin:14px 2px 0;font-size:.82rem;line-height:1.5}.demo-summary{grid-template-columns:repeat(3,1fr);gap:16px;padding:24px 0 64px;display:grid}.demo-summary article{border:1px solid var(--line);background:#fffdf7b8;border-radius:18px;padding:24px}.demo-summary article>span{color:var(--accent-dark);font-family:var(--font-mono);font-size:12px}.demo-summary h2{margin:20px 0 10px;font-size:1.2rem}.demo-summary p{color:var(--muted);margin-bottom:0;line-height:1.55}.workspace{border:1px solid 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