:root{color-scheme:dark;--bg:#0b101d;--panel:#141b2c;--panel-2:#101827;--line:#2a3550;--text:#edf1fa;--muted:#a4aec3;--cyan:#8de4e9;--violet:#c4a4ff;--gold:#f0d395;font-family:system-ui,-apple-system,"Apple SD Gothic Neo",sans-serif}*{box-sizing:border-box}body{margin:0;color:var(--text);background:radial-gradient(ellipse at 16% -10%,#28365e 0,transparent 46%),radial-gradient(ellipse at 85% 30%,#221d40 0,transparent 48%),var(--bg)}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;color:var(--text);border:1px solid #40506e;border-radius:8px;background:#242f45;padding:10px 15px;cursor:pointer}button:hover:not(:disabled){border-color:var(--cyan);background:#30455a}button:disabled{opacity:.5;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,canvas:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}.shell{max-width:1460px;margin:auto;padding:24px 28px 36px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--muted);font-size:10px;letter-spacing:2px}.brand{color:var(--cyan);text-decoration:none;font-size:21px;font-weight:900}.brand span{color:var(--muted);font-size:10px;letter-spacing:2px}.intro{margin:31px 0 25px}.eyebrow{color:var(--cyan);font-size:10px;font-weight:750;letter-spacing:2.1px}.eyebrow-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan);margin-right:6px}h1{font-size:clamp(28px,3.1vw,42px);letter-spacing:-1.5px;line-height:1.2;margin:10px 0}h1 em{font-style:normal;color:var(--cyan)}.intro p{font-size:13px;line-height:1.6;color:var(--muted);margin:0}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 290px;align-items:start;gap:20px}.panel{border:1px solid var(--line);background:linear-gradient(150deg,#192238,#111827);border-radius:15px;box-shadow:0 15px 50px #0003}.game-panel{padding:19px}.panel-header{display:flex;justify-content:space-between;align-items:center}.panel-header h2{font-size:19px;margin:6px 0 0}.phase{color:var(--cyan);font:700 10px ui-monospace,monospace;letter-spacing:1px;border:1px solid #3a5364;border-radius:20px;padding:6px 10px}.actions{display:flex;gap:9px;flex-wrap:wrap;margin:17px 0}.primary{background:var(--cyan);border-color:var(--cyan);color:#10212a;font-weight:800}.primary:hover:not(:disabled){background:#b7f7f4;color:#10212a}.hud{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:14px}.hud-item{min-width:0;display:flex;flex-direction:column;gap:4px;border-left:1px solid #38445c;padding-left:12px}.hud-item:first-child{border-left:0;padding-left:0}.hud-item span{font-size:10px;color:var(--muted)}.hud-item strong{font-size:17px;font-variant-numeric:tabular-nums}.beat-item strong{color:var(--cyan)}canvas{display:block;width:100%;height:auto;background:#0b1221;border:1px solid #36415d;border-radius:10px;outline-offset:3px;touch-action:none}.controls{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:12px;color:var(--muted);font-size:10px}.control-hints,.toggles{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.toggles label{display:flex;align-items:center;gap:4px;white-space:nowrap}.toggles input{accent-color:var(--cyan)}kbd{font:10px ui-monospace,monospace;color:#e0e9f5;border:1px solid #4c5870;border-radius:4px;padding:2px 4px}.mute{background:transparent;font-size:10px;padding:5px 8px}#status{min-height:20px;margin:13px 0 0;font-size:12px;line-height:1.6;color:var(--cyan)}.sidebar{display:grid;gap:14px}.instruction-panel,.pattern-panel{padding:20px}.instruction-panel h2{font-size:23px;line-height:1.35;letter-spacing:-.7px;margin:10px 0 20px}.instruction-panel h2 span{color:var(--cyan)}.steps{list-style:none;padding:0;margin:0}.steps li{display:grid;grid-template-columns:28px 1fr;gap:11px;margin:0 0 19px}.step-number{color:var(--violet);font:700 11px ui-monospace,monospace;margin-top:3px}.steps strong{font-size:13px}.steps p{font-size:11px;line-height:1.7;color:var(--muted);margin:5px 0 0}.clock-info{display:flex;gap:14px;align-items:center;border-top:1px solid var(--line);padding-top:16px}.clock-info strong{font-size:26px;color:var(--cyan);line-height:1}.clock-info small{font-size:10px}.clock-info span{font-size:10px;color:var(--muted);line-height:1.6}.pattern-panel h3{font-size:16px;margin:8px 0}.pattern-panel p{margin:0;color:var(--muted);font-size:12px;line-height:1.7;overflow-wrap:anywhere}footer{margin-top:22px;color:#74819c;font-size:10px;letter-spacing:1px}@media(max-width:950px){.shell{padding:18px}.workspace{grid-template-columns:minmax(0,1fr) 250px;gap:12px}.game-panel,.instruction-panel,.pattern-panel{padding:14px}.intro{margin:24px 0}.controls{gap:9px}.control-hints,.toggles{gap:8px}}@media(max-width:700px){.workspace{grid-template-columns:1fr}.sidebar{grid-template-columns:1fr 1fr}.topbar-label{font-size:8px;letter-spacing:1px}.hud{gap:7px}.hud-item{padding-left:8px}.hud-item span{font-size:9px}.hud-item strong{font-size:15px}.instruction-panel h2{font-size:19px}.steps li{margin-bottom:12px}}@media(max-width:480px){.shell{padding:14px}.intro{margin:23px 0 18px}.intro p{font-size:12px}.sidebar{grid-template-columns:1fr}.hud-item span{font-size:8px}.hud-item strong{font-size:14px}.control-hints,.toggles{gap:7px}.topbar-label{display:none}}
.topbar-label a{color:var(--cyan);text-decoration:none}.topbar-label a:hover{text-decoration:underline}

#repeat-progress{color:#8de4e9;line-height:1.7;margin-bottom:12px;font-weight:650}#pattern{font-variant-numeric:tabular-nums}

.chord-instructions{border-top:1px solid var(--line);padding-top:15px;margin-top:8px;color:var(--muted)}.chord-instructions strong,.chord-panel strong{font-size:12px;color:var(--gold)}.chord-instructions p{font-size:11px;line-height:1.7}.chord-panel{border-top:1px solid var(--line);margin-top:14px;padding-top:14px}.chord-panel p{margin:7px 0!important}.chord-cues{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}.chord-cues span{padding:6px 2px;text-align:center;border:1px solid #35415a;border-radius:5px;color:#a6adba;font-size:10px}.chord-cues span.done{color:#172027;background:var(--gold);border-color:var(--gold)}.chord-cues span.active{outline:2px solid var(--cyan);outline-offset:1px}

.melody-panel strong{color:#9de4fa}.melody-instructions strong{color:#9de4fa}