:root{color-scheme:dark;--fg: #e9e6f5;--dim: #8f8aa6;--panel: rgba(10, 8, 20, .82);--accent: #ff5fd2}*{box-sizing:border-box}html,body{margin:0;height:100%;background:#000;color:var(--fg);font:13px/1.4 system-ui,sans-serif;overflow:hidden}canvas{position:fixed;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}#hud{z-index:2;position:fixed;top:12px;left:12px;width:min(420px,calc(100vw - 24px));padding:12px;border-radius:10px;background:var(--panel);display:flex;flex-direction:column;gap:8px}#hud.hidden{display:none}.row{display:flex;gap:6px;align-items:center;flex-wrap:wrap}select,button{background:#1d1830;color:var(--fg);border:1px solid #3a3352;border-radius:6px;padding:4px 8px;font:inherit}select#track{flex:1;min-width:0}button.on{border-color:var(--accent);background:#3a1d40}.dim{color:var(--dim)}.mono{font-family:ui-monospace,Menlo,monospace;font-size:12px}.keys{font-size:11px}.timeline-row{flex-wrap:nowrap}#timeline{position:relative;flex:1;min-width:0;height:44px;border-radius:4px}#sections{position:absolute;top:13px;right:0;bottom:13px;left:0;background:#15111f;border-radius:4px;overflow:hidden;pointer-events:none}#sections div{position:absolute;top:0;bottom:0;border-right:1px solid #000}#cursor{display:none}#seek{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:44px;margin:0;padding:0;background:transparent;-moz-appearance:none;appearance:none;-webkit-appearance:none;touch-action:none;cursor:pointer}#seek::-webkit-slider-runnable-track{height:18px;background:transparent}#seek::-webkit-slider-thumb{-moz-appearance:none;appearance:none;-webkit-appearance:none;width:12px;height:24px;margin-top:-3px;border:2px solid #fff;border-radius:5px;background:#ff5fd2}#seek::-moz-range-track{height:18px;background:transparent}#seek::-moz-range-thumb{width:8px;height:20px;border:2px solid #fff;border-radius:5px;background:#ff5fd2}#seek:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}#seek:disabled{opacity:.4;cursor:default}#readout{white-space:pre}#meters{display:grid;grid-template-columns:64px 1fr;gap:3px 8px;align-items:center;font-size:11px}#meters .bar{height:6px;background:#221c33;border-radius:3px;overflow:hidden}#meters .bar i{display:block;height:100%;background:linear-gradient(90deg,#7b5cff,#ff5fd2)}#start-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;place-items:center}.jhud{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;color:#f2eee6;z-index:1}.jhud-chapter{position:absolute;left:48px;bottom:56px;max-width:70vw}.jhud-kicker,.jhud-caption{font:500 11px/1.4 JetBrains Mono,ui-monospace,monospace;letter-spacing:.18em;text-transform:uppercase;opacity:0;transform:translateY(8px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1)}.jhud-caption{letter-spacing:.12em;margin-top:10px;color:#c9c2b4}.jhud-title{font:italic 400 clamp(40px,7vw,96px)/1 "Instrument Serif",Georgia,serif;margin-top:6px;text-shadow:0 2px 30px rgba(0,0,0,.45)}.jhud-title span{display:inline-block;opacity:0;transform:translateY(.35em);filter:blur(8px);transition:opacity .9s cubic-bezier(.16,1,.3,1),transform 1.1s cubic-bezier(.16,1,.3,1),filter .9s cubic-bezier(.16,1,.3,1)}.jhud.show .jhud-title span{opacity:1;transform:none;filter:none}.jhud.show .jhud-kicker,.jhud.show .jhud-caption{opacity:.85;transform:none}.jhud.show .jhud-caption{transition-delay:.45s}.jhud-ruler{position:absolute;right:36px;top:12vh;bottom:12vh;width:2px;background:#f2eee61f}.jhud-ticks{position:absolute;top:0;right:0;bottom:0;left:0}.jhud-tick{position:absolute;right:0;width:var(--w);border-top:1px solid var(--c);background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--c) 18%,transparent));opacity:.8}.jhud-marker{position:absolute;right:-5px;width:12px;height:12px;margin-top:-6px;border-radius:50%;background:#f2eee6;box-shadow:0 0 14px #f2eee6cc;transition:top .25s linear}.jhud-marker span{position:absolute;right:22px;top:-3px;white-space:nowrap;font:500 10px/1.4 JetBrains Mono,ui-monospace,monospace;letter-spacing:.16em;text-transform:uppercase;opacity:.75}@media(max-width:640px){.jhud-chapter{left:16px;bottom:32px}.jhud-ruler{right:16px}}#gldrive2{opacity:0;transition:opacity .8s ease}body.drive-ready #gldrive2{opacity:1}#loading{position:fixed;left:50%;top:58%;z-index:5;display:flex;align-items:center;justify-content:center;gap:12px;width:max-content;max-width:calc(100vw - 32px);box-sizing:border-box;padding:14px 22px;border-radius:16px;background:#0c0a16e6;color:#e9e2f5;font:600 18px/1.35 JetBrains Mono,ui-monospace,monospace;text-align:center;box-shadow:0 8px 32px #0008;opacity:0;transform:translate(-50%,calc(-50% + 8px));transition:opacity .4s ease,transform .4s ease;pointer-events:none}#loading.show{opacity:1;transform:translate(-50%,-50%)}#loading.done{opacity:0}@media(max-width:640px){#loading{top:66%;font-size:15px;padding:12px 16px}}body.world-loading,body.world-loading button{cursor:progress}#loading .dot{flex:none;width:10px;height:10px;border-radius:50%;background:linear-gradient(90deg,#ff3d9a,#3de0ff);animation:mvpulse 1s ease-in-out infinite alternate}@keyframes mvpulse{0%{opacity:.35}to{opacity:1}}@media(prefers-reduced-motion:reduce){#loading .dot{animation:none}#gldrive2{transition:none}}#hud{max-height:calc(100dvh - 24px);overflow-y:auto}.song-form{border-top:1px solid #3a3352;padding-top:10px}.song-form label{display:block;margin-bottom:6px}.song-form input{flex:1;min-width:0;width:160px;background:#15111f;color:var(--fg);border:1px solid #3a3352;border-radius:6px;padding:9px;font:inherit}.song-form p{margin:6px 0 0;font-size:12px}#import-status:empty{display:none}#import-status.error{color:#ffacb9}button{cursor:pointer;min-height:34px}#play{width:7.5em;text-align:center}button:disabled{opacity:.55;cursor:wait}input:focus-visible,button:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}#forget-song{align-self:flex-start;font-size:11px}[hidden]{display:none!important}#toggle-hud{position:fixed;z-index:3;right:max(12px,env(safe-area-inset-right));top:max(12px,env(safe-area-inset-top));background:var(--panel)}summary{cursor:pointer;color:var(--dim);padding:6px 0}details #readout{white-space:pre-wrap;overflow-wrap:anywhere;margin:6px 0}#hud{top:max(12px,env(safe-area-inset-top));left:max(12px,env(safe-area-inset-left))}@media(max-width:600px){#hud{top:calc(max(12px,env(safe-area-inset-top)) + 42px);max-height:calc(100dvh - 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