:root{--ink: #f7ead6;--dim: #cbaf90;--ember: #ff8a2b;--hot: #ffd7a4;--brass: #e0aa4c;--steel: #a9bccd;--crack: #ff6a52;--edge: rgba(224, 170, 76, .3);--card: rgba(26, 14, 10, .78);--panel: linear-gradient(160deg, rgba(44, 24, 16, .94), rgba(18, 10, 8, .94));color-scheme:dark}*{box-sizing:border-box}html,body{height:100%;margin:0;overflow:hidden;background:#0b0605;color:var(--ink);font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-text-size-adjust:100%}#app{position:relative;width:100%;height:100vh;height:100dvh;overflow:hidden}canvas#game{position:absolute;inset:0;z-index:0;display:block;width:100%;height:100%}#app:after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(115% 85% at 50% 44%,#0000 42%,#0603029e)}.hud{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:space-between;gap:8px;padding:clamp(10px,2.2vh,20px) 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0;background:var(--ember)}.tick[data-state=active]{background:#ffd7a433;transform:scaleY(1.12)}.tick[data-state=perfect]{background:#ffd7a4b8}.tick[data-state=good]{background:#ff8a2ba8}.tick[data-state=soft]{background:#a9bccd80}.tick[data-state=crack]{background:#ff6a52c7}.tick[data-state=stray]{background:#ffffff24}.playhead{position:absolute;top:0;bottom:0;left:0;width:2px;margin-left:-1px;background:linear-gradient(180deg,transparent,var(--hot),transparent);box-shadow:0 0 10px #ffd7a4cc;will-change:transform}.meters{display:flex;gap:10px;align-items:baseline;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);font-variant-numeric:tabular-nums}.meter--score{color:var(--ink);font-size:14px;margin-left:auto}.pads{display:flex;gap:8px;pointer-events:auto}.pad{flex:1 1 0;min-height:58px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;padding:8px 12px;border-radius:12px;border:1px solid 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b{display:inline-block;min-width:26px;margin-right:6px;padding:1px 5px;border-radius:4px;border:1px solid var(--edge);color:var(--brass);font-weight:600;text-align:center}.row{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.btn{padding:11px 16px;border-radius:10px;border:1px solid var(--edge);background:#301a10cc;color:var(--ink);font:inherit;font-size:13px;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:transform 90ms ease,background .12s ease}.btn:hover{background:#4a2614e6}.btn--primary{background:linear-gradient(180deg,var(--hot),var(--brass));border-color:var(--hot);color:#1a0d06;font-weight:700}.btn--primary:hover{background:linear-gradient(180deg,#ffe4bd,#eebd63)}.btn--icon{font-size:11px;padding:11px 12px}.record{margin:0;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--brass)}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:8px;margin:0}.stats div{padding:8px 10px;border-radius:10px;border:1px 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