: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}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}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}.app-fullscreen{width:100vw;height:100%;display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;padding:.5rem;box-sizing:border-box}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.app-container{width:100vw;min-height:100vh;background-color:#050505;color:#fff;font-family:system-ui,-apple-system,sans-serif;margin:0;padding:0;box-sizing:border-box;overflow-x:hidden}.app-header{padding:30px 50px;border-bottom:1px solid #111;display:flex;justify-content:space-between;align-items:center}.app-title{font-size:1.5rem;font-weight:900;letter-spacing:-.05em;margin:0}.app-main{padding:40px 50px;width:100%;box-sizing:border-box}.dropzone{width:100%;border:2px dashed #1f1f1f;padding:60px 20px;text-align:center;border-radius:24px;background:#080808;cursor:pointer;box-sizing:border-box}.upload-label{cursor:pointer;display:flex;flex-direction:column;align-items:center}.upload-heading{margin:15px 0 5px}.audio-input{display:none}.error-card{background:#2d1010;color:#ff6b6b;padding:20px;border-radius:12px;margin-top:20px;border:1px solid #4d1a1a}.metadata-card{background:linear-gradient(145deg,#0a0a0a,#111);border:1px solid #222;border-radius:24px;padding:32px;margin-top:24px;position:relative;box-shadow:0 10px 30px #00000080}.metadata-header{display:flex;align-items:center;gap:20px;margin-bottom:24px}.metadata-title{font-size:2rem;margin:0;font-weight:900;letter-spacing:-.02em;color:#fff}.metadata-subtitle{font-size:1.1rem;margin:4px 0 0;color:#aaa}.metadata-divider{height:1px;background:linear-gradient(90deg,#222 0%,transparent 100%);margin-bottom:24px}.metadata-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px}.metadata-item{display:flex;align-items:flex-start;gap:14px}.metadata-label{display:block;font-size:.7rem;color:#666;text-transform:uppercase;font-weight:700;margin-bottom:6px;letter-spacing:.05em}.metadata-value{font-size:1.05rem;font-weight:500;color:#eee}.metadata-code{font-size:.85rem;color:#6366f1;font-family:monospace;background:#111;padding:2px 6px;border-radius:4px}.metadata-footer{margin-top:32px;padding-top:20px;border-top:1px solid #1a1a1a}.metadata-link{display:inline-flex;align-items:center;gap:8px;color:#6366f1;text-decoration:none;font-size:.85rem;font-weight:600;transition:opacity .2s}.metadata-link:hover{opacity:.8}.status-box{display:flex;align-items:center;gap:12px;padding:24px;background:#080808;border:1px solid #1a1a1a;border-radius:16px;margin-top:20px;color:#888}.status-box--error{border-color:#4d1a1a;color:#ff6b6b}.waveform-container{background:#0a0a0a;padding:30px;border-radius:20px;border:1px solid #1a1a1a;width:100%;box-sizing:border-box;margin-top:20px}.waveform-controls{display:flex;justify-content:space-between;align-items:center;margin-top:20px}.waveform-btn-row{display:flex;gap:15px}.waveform-main-btn{background:#6366f1;color:#fff;border:none;padding:12px 30px;border-radius:12px;cursor:pointer;display:flex;align-items:center;font-weight:700}.waveform-sec-btn{background:#222;color:#fff;border:none;padding:12px;border-radius:12px;cursor:pointer}.btn-label{margin-left:10px}.waveform-timer{font-family:monospace;font-size:1.2rem;font-weight:700}.waveform-timer .primary{color:#6366f1}.waveform-timer .secondary{color:#444}.analysis-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:30px;width:100%}.stat-card{background:#0f0f0f;padding:24px;border-radius:16px;border:1px solid #1f1f1f}.stat-card-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}.stat-card-label{color:#666;font-size:.8rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em}.stat-card-value{color:#fff;font-size:1.8rem;font-weight:700}.stat-card-subtext{color:#444;font-size:.8rem;margin-top:6px}.spectrogram{margin-top:24px;background:#0b0b0b;padding:16px;border-radius:12px}.spectrogram h4{color:#fff;margin:0 0 12px}