:root{--color-scheme: dark;--bg-primary: #1e1e1e;--bg-secondary: #282828;--bg-tertiary: #333333;--bg-quaternary: #444444;--text-primary: #ffffff;--text-secondary: #e0e0e0;--accent-primary: #f5c542;--accent-primary-hover: #f2b93b;--accent-secondary: #4caf50;--border-primary: #444444;--shadow-color: rgba(0, 0, 0, .5);font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:var(--color-scheme);color:var(--text-secondary);background-color:var(--bg-primary);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:var(--accent-primary);text-decoration:inherit}a:hover{color:var(--accent-primary-hover)}body{margin:0;padding:0;min-width:320px;min-height:100vh;background-color:var(--bg-primary)}h1{font-size:3.2em;line-height:1.1;color:var(--text-primary)}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:var(--bg-secondary);color:var(--text-secondary);cursor:pointer;transition:border-color .25s}button:hover{border-color:var(--accent-primary);background-color:var(--bg-tertiary)}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}input{all:unset}*{margin:0;padding:0;box-sizing:border-box}html,body{margin:0;padding:0;width:100%;height:100%}#root{width:100%;margin:0;padding:0;text-align:center}.radio-container{display:flex;flex-direction:column;align-items:center;gap:2rem;min-height:100vh;width:100%;background:var(--bg-primary);color:var(--text-primary);font-family:system-ui,Avenir,Helvetica,Arial,sans-serif}.radio-title{font-size:2.5rem;font-weight:700;color:var(--accent-primary);margin:0}@media (max-width: 768px){.radio-container{gap:1.5rem}.radio-title{font-size:2rem}}.radio-station{background:var(--bg-secondary);border-radius:16px;padding:24px;box-shadow:0 2px 8px var(--shadow-color);border:1px solid var(--border-primary);max-width:400px;margin:16px auto}.radio-station__info{margin-bottom:20px;text-align:center}.radio-station__name{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin-bottom:8px;text-shadow:0 2px 4px var(--shadow-color)}.radio-station__description{font-size:.9rem;color:var(--text-secondary);line-height:1.4}.radio-station__controls{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.radio-station__control-button{position:relative;padding:12px 24px;border-radius:12px;font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);border:none;outline:none;min-width:100px;overflow:hidden}.radio-station__control-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.radio-station__control-button:hover:before{left:100%}.radio-station__control-button:first-child{background:var(--accent-secondary);color:#fff;box-shadow:0 2px 8px var(--shadow-color)}.radio-station__control-button:first-child:hover{background:#5cbf60;box-shadow:0 4px 12px var(--shadow-color)}.radio-station__control-button:last-child{background:#a03030;color:#fff;box-shadow:0 2px 8px #a030304d}.radio-station__control-button:last-child:hover{background:#b04040;box-shadow:0 4px 12px #a0303066}.radio-station__control-button.recording{background:var(--accent-primary);color:var(--bg-primary);box-shadow:0 2px 8px #f5c5424d;animation:pulse 2s infinite}.radio-station__control-button.recording:hover{background:var(--accent-primary-hover);box-shadow:0 4px 12px #f5c54266}.radio-station__control-button.playing{background:#a07a30;color:#fff;box-shadow:0 2px 8px #a07a304d}.radio-station__control-button.playing:hover{background:#b08a40;box-shadow:0 4px 12px #a07a3066}.radio-station__control-button:disabled{background:var(--bg-quaternary);color:var(--text-secondary);cursor:not-allowed;transform:none;box-shadow:none}.radio-station__control-button:disabled:hover{transform:none;box-shadow:none}@keyframes pulse{0%{box-shadow:0 2px 8px #f5c5424d}50%{box-shadow:0 4px 12px #f5c54299}to{box-shadow:0 2px 8px #f5c5424d}}@media (max-width: 480px){.radio-station{padding:20px;margin:12px}.radio-station__controls{flex-direction:column;gap:12px}.radio-station__control-button{min-width:auto;width:100%}}.radio-station__white-noise-control{margin-top:20px;padding:16px;background:var(--bg-tertiary);border-radius:12px;border:1px solid var(--border-primary);text-align:center}.radio-station__white-noise-control label{display:block;font-size:.9rem;font-weight:500;color:var(--text-secondary);margin-bottom:12px;text-transform:uppercase;letter-spacing:.5px}.white-noise-volume-slider{width:100%;height:6px;border-radius:3px;background:var(--bg-quaternary);outline:none;-webkit-appearance:none;appearance:none;margin-bottom:8px;cursor:pointer}.white-noise-volume-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:var(--accent-primary);cursor:pointer;box-shadow:0 2px 8px var(--shadow-color);transition:all .2s ease}.white-noise-volume-slider::-webkit-slider-thumb:hover{box-shadow:0 4px 12px var(--shadow-color)}.white-noise-volume-slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--accent-primary);cursor:pointer;border:none;box-shadow:0 2px 8px var(--shadow-color);transition:all .2s ease}.white-noise-volume-slider::-moz-range-thumb:hover{box-shadow:0 4px 12px var(--shadow-color)}.white-noise-volume-value{display:inline-block;font-size:.8rem;font-weight:600;color:var(--accent-primary);background:var(--bg-secondary);padding:4px 12px;border-radius:8px;border:1px solid var(--border-primary);min-width:50px}.cassettes{margin-top:2rem;width:100%}.cassettes__title{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem;text-align:center}.cassettes__empty{text-align:center;color:var(--text-secondary);font-style:italic;padding:2rem}.cassettes__grid{display:grid;grid-template-columns:repeat(auto-fill,240px);gap:2rem;padding:1rem 0;justify-content:center;width:100%;max-width:100%;overflow-x:hidden}.cassette-item{background:var(--bg-secondary);border-radius:16px;padding:1.5rem;box-shadow:0 2px 8px var(--shadow-color);border:1px solid var(--border-primary);transition:all .3s ease;display:flex;flex-direction:column;align-items:center;width:240px;height:240px;position:relative}.cassette-item:hover{transform:translateY(-4px);box-shadow:0 4px 12px var(--shadow-color)}.cassette-item__visual{width:140px;height:140px;display:flex;align-items:center;justify-content:center;position:relative}.cassette-item__image{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 4px 8px rgba(0,0,0,.15))}.cassette-item__display-name{position:absolute;bottom:-8px;left:50%;transform:translate(-50%);background:var(--bg-primary);color:var(--text-primary);padding:4px 8px;border-radius:12px;font-size:.75rem;font-weight:500;white-space:nowrap;max-width:120px;overflow:hidden;text-overflow:ellipsis;box-shadow:0 2px 4px var(--shadow-color);border:1px solid var(--border-primary)}.cassette-item__controls{display:flex;gap:.75rem;margin-top:auto;justify-content:center}.cassette-item__play-button,.cassette-item__download-button,.cassette-item__audiotool-button{width:48px;height:48px;border:none;border-radius:50%;background:var(--accent-primary);color:var(--bg-primary);font-size:1.2rem;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px var(--shadow-color)}.cassette-item__play-button:hover,.cassette-item__download-button:hover,.cassette-item__audiotool-button:hover{background:var(--accent-primary-hover);box-shadow:0 4px 12px var(--shadow-color)}.cassette-item__play-button.playing{background:#a03030;color:#fff;box-shadow:0 2px 8px #a030304d}.cassette-item__play-button.playing:hover{background:#b04040;box-shadow:0 4px 12px #a0303066}.cassette-item__download-button{background:var(--accent-secondary);color:#fff;box-shadow:0 2px 8px #4caf504d}.cassette-item__download-button:hover{background:#5cbf60;box-shadow:0 4px 12px #4caf5066}.cassette-item__audiotool-button{background:#a07a30;color:#fff;box-shadow:0 2px 8px #a07a304d}.cassette-item__audiotool-button:hover{background:#b08a40;box-shadow:0 4px 12px #a07a3066}.cassette-item__audiotool-button.uploading{background:#4a90e2;animation:pulse 1.5s ease-in-out infinite}.cassette-item__audiotool-button.uploading:hover{background:#357abd;box-shadow:0 4px 12px #4a90e266}.cassette-item__audiotool-button.pending{background:#f39c12;animation:pulse 2s ease-in-out infinite}.cassette-item__audiotool-button.pending:hover{background:#e67e22;box-shadow:0 4px 12px #f39c1266}.cassette-item__audiotool-button.failed{background:#e74c3c}.cassette-item__audiotool-button.failed:hover{background:#c0392b;box-shadow:0 4px 12px #e74c3c66}.cassette-item__audiotool-button.completed{background:#27ae60;cursor:not-allowed;opacity:.8}.cassette-item__audiotool-button.completed:hover{background:#27ae60;box-shadow:0 2px 8px #27ae604d}@keyframes pulse{0%{opacity:1}50%{opacity:.7}to{opacity:1}}@media (max-width: 768px){.cassettes__grid{grid-template-columns:repeat(auto-fill,200px);gap:1.5rem}.cassette-item{width:200px;height:200px;padding:1rem}.cassette-item__visual{width:120px;height:120px;margin-bottom:1rem}.cassette-item__controls{gap:.5rem}.cassette-item__play-button,.cassette-item__download-button,.cassette-item__audiotool-button{width:44px;height:44px;font-size:1rem}}.pat-form{background:var(--bg-secondary);padding:2rem;border-radius:12px;border:1px solid var(--border-primary);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);width:100%;max-width:400px;margin-bottom:2rem}.form-group{margin-bottom:1.5rem;text-align:left}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-primary)}.form-group input{width:100%;box-sizing:border-box;padding:.75rem;border:1px solid var(--border-primary);border-radius:6px;background:var(--bg-tertiary);color:var(--text-primary);font-size:1rem;transition:all .3s ease}.form-group input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #f5c5421a}.form-group input::placeholder{color:#ffffff80}.submit-button{width:100%;padding:.75rem;background:var(--accent-primary);color:var(--bg-primary);border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.submit-button:hover:not(:disabled){background:var(--accent-primary-hover);transform:translateY(-1px)}.submit-button:disabled{background:#666;cursor:not-allowed;transform:none}.help-text{background:var(--bg-secondary);padding:1.5rem;border-radius:8px;border:1px solid var(--border-primary);max-width:500px;text-align:left}.help-text p{margin-bottom:1rem;color:var(--text-secondary)}.help-text strong{color:var(--accent-primary)}.help-text ol{margin-left:1.5rem;color:var(--text-secondary)}.help-text li{margin-bottom:.5rem}.help-text a{color:var(--accent-primary);text-decoration:none}.help-text a:hover{text-decoration:underline}.project-selector-container{max-width:1200px;margin:0 auto;padding:2rem;text-align:center}.project-selector-container h1{color:#333;margin-bottom:1rem;font-size:2.5rem}.project-selector-container p{color:#666;margin-bottom:2rem;font-size:1.1rem}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.2rem;margin-top:2rem}.project-card{background:#2a2a2a;border:1px solid #444;border-radius:8px;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 8px #0000004d;overflow:hidden;display:flex;flex-direction:column;position:relative}.project-card:hover{border-color:#007bff;box-shadow:0 4px 16px #007bff33;transform:translateY(-2px)}.project-cover{width:100%;overflow:hidden;background:#1a1a1a}.project-cover img{display:block;width:100%;aspect-ratio:1;object-fit:cover}.project-info{flex:1;display:flex;flex-direction:column;justify-content:space-between;position:absolute;bottom:1rem;left:1rem;right:1rem;background:#00000040;padding:.8rem}.project-name{color:#fff;margin:0 0 .3rem;font-size:1rem;font-weight:600;line-height:1.2}.project-description{color:#b0b0b0;margin:0 0 .5rem;font-size:.8rem;line-height:1.3;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.loading-spinner{width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #007bff;border-radius:50%;animation:spin 1s linear infinite;margin:2rem auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-message{background:#f8d7da;color:#721c24;padding:1rem;border-radius:8px;margin:1rem 0;border:1px solid #f5c6cb}.retry-button{background:#007bff;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:6px;font-size:1rem;cursor:pointer;transition:background-color .2s ease}.retry-button:hover{background:#0056b3}.create-project-link{display:inline-block;background:#28a745;color:#fff;text-decoration:none;padding:.75rem 1.5rem;border-radius:6px;font-size:1rem;margin-top:1rem;transition:background-color .2s ease}.create-project-link:hover{background:#218838}.header{display:flex;justify-content:space-between;align-items:center;gap:2rem;padding:1rem 2rem;background:var(--bg-secondary);border-bottom:1px solid var(--border-primary)}.header-left{display:flex;justify-content:space-between;align-items:center;gap:2rem;white-space:nowrap}.header h1{color:var(--text-primary);font-size:1.8rem;margin:0}.user-info{display:flex;align-items:center;gap:.75rem}.user-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;border:2px solid var(--border-primary)}.user-name{color:var(--text-primary);font-weight:500;font-size:.9rem}.header-buttons{display:flex;gap:1rem}@media (max-width: 768px) and (orientation: portrait){.header{flex-direction:column;align-items:stretch;padding:1rem;gap:.75rem}.header h1{font-size:1.5rem}.user-name{font-size:.8rem}.header-buttons{flex-direction:column;gap:.5rem;justify-content:center}.project-select-button,.reset-button{width:100%;padding:.75rem 1rem}}.project-select-button,.reset-button{padding:.5rem 1rem;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-primary);border-radius:6px;cursor:pointer;transition:all .3s ease}.project-select-button:hover,.reset-button:hover{background:var(--accent-primary);color:var(--bg-primary);border-color:var(--accent-primary)}.pat-form-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:2rem;text-align:center;color:var(--text-primary);background-color:var(--bg-primary)}.pat-form-container h1{font-size:2.5rem;margin-bottom:1rem;color:var(--text-primary)}.pat-form-container p{font-size:1.1rem;margin-bottom:2rem;color:var(--text-secondary)}.error-message{background:#f4433633;color:#ffcdd2;padding:.75rem;border-radius:6px;margin-bottom:1rem;border:1px solid rgba(244,67,54,.3)}.frequency-display{display:flex;align-items:baseline;gap:.5rem;background:var(--bg-secondary);padding:1rem 2rem;border-radius:15px;border:2px solid var(--accent-primary);box-shadow:0 2px 8px var(--shadow-color)}.frequency-value{font-size:3rem;font-weight:700;color:var(--accent-primary)}.frequency-unit{font-size:1.5rem;color:var(--text-secondary)}.knob-container{display:flex;flex-direction:column;align-items:center;gap:1.5rem;font-family:system-ui,Avenir,Helvetica,Arial,sans-serif}.knob-outer-ring{position:relative;width:120px;height:120px;display:flex;align-items:center;justify-content:center}.frequency-knob{width:100px;height:100px;border-radius:50%;border:4px solid var(--border-primary);box-shadow:0 2px 8px var(--shadow-color),inset 0 0 20px #ffffff1a,0 4px 8px #0000004d;cursor:pointer;position:relative;transition:transform .1s ease,box-shadow .2s ease;-webkit-user-select:none;user-select:none;background:radial-gradient(circle at 30% 30%,var(--bg-tertiary) 0%,var(--bg-secondary) 40%,var(--bg-quaternary) 70%,var(--border-primary) 100%)}.frequency-knob:hover{box-shadow:0 4px 12px var(--shadow-color),inset 0 0 25px #ffffff26,0 6px 12px #0006}.knob-face-overlay-container{width:72px;height:72px;position:absolute;top:50%;left:50%;z-index:10;transform:translate(-50%,-50%)}.knob-face-overlay{width:100%;height:100%;position:absolute;top:0;left:0;z-index:20;box-shadow:inset 0 2px 4px #fffc,inset 0 -2px 4px #0000004d;border-radius:50%}.knob-face{width:100%;height:100%;position:absolute;top:0;left:0;z-index:10;transform-origin:center;border-radius:50%;border:2px solid var(--border-primary)}.knob-dot{position:absolute;top:12px;left:50%;width:8px;height:8px;background:var(--text-primary);border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 4px var(--shadow-color)}.knob-indicator{position:absolute;top:50%;left:50%;width:6px;height:35px;background:var(--accent-primary);border-radius:3px;transform:translate(-50%,-50%);z-index:10}.knob-scale{width:144px;height:144px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:1;pointer-events:none}.scale-mark{position:absolute;top:0;left:50%;width:2px;height:12px;background:var(--border-primary);transform-origin:50% 72px;border-radius:1px}.scale-mark:nth-child(3n+1){height:18px;background:var(--bg-quaternary);width:3px}.knob-label{font-size:1.1rem;color:var(--text-primary);font-weight:700;text-transform:uppercase;letter-spacing:1px;background:var(--bg-secondary);padding:.5rem 1rem;border-radius:4px;border:2px solid var(--border-primary);box-shadow:0 2px 4px var(--shadow-color)}.frequency-display{font-size:1rem;color:var(--text-secondary);font-weight:700;background:var(--bg-secondary);padding:.4rem .8rem;border-radius:3px;border:1px solid var(--border-primary);font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;min-width:80px;text-align:center}.frequency-slider-container{width:100%;max-width:800px;padding:2rem}.frequency-slider{position:relative;width:100%;height:120px;background:var(--bg-primary);border-radius:10px;border:3px solid var(--border-primary);box-shadow:0 2px 8px var(--shadow-color);overflow:hidden}.frequency-track{position:absolute;top:50%;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--bg-quaternary) 0%,var(--border-primary) 50%,var(--bg-quaternary) 100%);transform:translateY(-50%)}.frequency-marker{position:absolute;top:0;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:.5rem}.frequency-label{font-size:.8rem;color:var(--text-secondary);font-weight:700;text-shadow:1px 1px 2px var(--shadow-color)}.marker-line{width:2px;height:20px;background:var(--border-primary);border-radius:1px}.frequency-needle{position:absolute;top:0;width:3px;height:100%;background:var(--accent-primary);box-shadow:0 0 10px #f5c54299;transform:translate(-50%);transition:left .1s ease-out;z-index:10}.frequency-needle:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-top:12px solid var(--accent-primary)}.frequency-needle:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-bottom:12px solid var(--accent-primary)}.instructions{text-align:center;color:var(--text-secondary);line-height:1.6}.instructions p{margin:.5rem 0}