:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}#root{max-width:800px;margin:0 auto;padding:2rem;text-align:center}.music-note{animation:none;font-size:5em;will-change:transform,filter;padding-bottom:1rem}@keyframes dance{0%{transform:rotate(0) translateY(0)}25%{transform:rotate(10deg) translateY(-5px)}50%{transform:rotate(-10deg) translateY(5px)}75%{transform:rotate(10deg) translateY(-5px)}to{transform:rotate(0) translateY(0)}}.music-note.dance-trigger{animation:dance .3s linear}@media(prefers-reduced-motion:reduce){.music-note.dance-trigger{animation:none}}.keyboard-column{display:flex;justify-content:center;flex-direction:column;width:100%;max-width:700px;gap:16px;box-sizing:border-box}.keyboard{display:flex;flex-wrap:wrap;gap:4px;padding:20px;border-radius:12px;justify-content:center;max-width:100%}.metronome-controls button{margin:0 5px}.metronome-active-dot{display:inline-block;width:10px;height:10px;border-radius:50%;background-color:#4caf50;margin-right:8px;animation:pulse 1s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.85)}}@media(prefers-reduced-motion:reduce){.metronome-active-dot{animation:none}}.keys{width:60px;height:200px;background:#fff;border:3px solid #ccc;border-radius:6px;box-shadow:0 4px #999;cursor:pointer;display:flex;justify-content:center;align-items:flex-end;font-size:14px;font-weight:700;color:#444;transition:all .1s ease-in-out}.keys:hover{background:#fdf5d3}.keys.active{background:#ffe066;box-shadow:0 2px #666;transform:translateY(2px)}.recent-history{border:2px solid #ccc;border-radius:12px;padding:12px 16px;box-shadow:0 4px 8px #0000001a;font-family:sans-serif}.recent-history h3{margin-top:0;font-size:16px;text-align:center}.recent-history table{width:100%;border-collapse:collapse;margin-top:8px}.recent-history th,.recent-history td{padding:6px 8px;border-bottom:1px solid #ddd;text-align:center}.recent-history button{background:#fff;border:1px solid #ccc;border-radius:6px;padding:4px 8px;cursor:pointer;font-size:12px;color:#444;transition:all .2s}.recent-history button:hover{background:#ffe066;border-color:#fd3}.recording-name-input{border:1px solid transparent;border-radius:4px;background:transparent;font-size:12px;color:inherit;font-family:inherit;padding:2px 4px;width:100%;box-sizing:border-box;text-align:center;transition:border-color .2s}.recording-name-input:hover,.recording-name-input:focus{border-color:#ccc;background:#fff;outline:none}