:root{--bg: #101116;--panel: #16171c;--raised: #1f2128;--sunken: #121318;--line: #2c2e37;--line-soft: #23252d;--text: #e8e8ec;--dim: #8e909c;--faint: #62646f;--accent: #f0b429;--accent-soft: rgba(240, 180, 41, .14);--mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:13px/1.5 ui-sans-serif,-apple-system,SF Pro Text,Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}body{display:grid;grid-template-columns:1fr 320px}#stage{display:grid;place-items:center;padding:24px;min-width:0;overflow:hidden}#canvas-host canvas{display:block;border-radius:2px;box-shadow:0 0 0 1px #ffffff14,0 24px 60px #0000008c}body.hide-panel{grid-template-columns:1fr 0}body.hide-panel #panel{display:none}.panel-peek{display:none;position:fixed;top:18px;right:0;z-index:30;border-radius:8px 0 0 8px;border-right:none;padding:8px 12px;box-shadow:0 8px 24px #00000073}body.hide-panel 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var(--line);color:var(--text);border-radius:6px;padding:8px 10px;font-family:var(--mono);font-size:13px;letter-spacing:.01em}input.seed:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.field{display:flex;flex-direction:column;gap:5px;min-width:0}[hidden]{display:none!important}.field>label{color:var(--dim);font-size:11px;letter-spacing:0;display:flex;justify-content:space-between;align-items:baseline;gap:8px}.field>label b{color:var(--text);font-weight:500;font-family:var(--mono);font-size:11px;font-variant-numeric:tabular-nums}.lb{position:relative;min-width:0}.lb-trigger{display:flex;align-items:center;gap:8px;background:var(--raised);border:1px solid var(--line);color:var(--text);border-radius:6px;padding:6px 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.time{font-family:var(--mono);font-size:10px;color:var(--faint);font-variant-numeric:tabular-nums}.deck{align-items:center}.deck>.tbtn{flex:0 0 auto}.deck>.seg{flex:1}.tbtn{width:44px;height:32px;padding:0}.tbtn svg{width:13px;height:13px;fill:currentColor;display:block}.tbtn.play{width:52px;height:30px;background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.tbtn.play:hover{background:#f0b4293d}.tbtn.play svg{width:14px;height:14px}.dims{font-family:var(--mono);font-size:10px;color:var(--faint);font-variant-numeric:tabular-nums}@media (max-width: 820px){body{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto}#panel{border-left:none;border-top:1px solid var(--line);max-height:46vh}.panel-peek{inset:auto auto 0 50%;transform:translate(-50%);border-radius:8px 8px 0 0;border-right:1px solid var(--line);border-bottom:none}}.export-row .seg{flex:1;min-width:0}.export-row>button{flex:0 0 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