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#0000004d}.player-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.track-title{font-size:1.8rem;font-weight:700;color:#333;margin:0}.share-button{padding:.5rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:transform .2s}.share-button:hover{transform:translateY(-2px)}.waveform-container{margin-bottom:1.5rem;border-radius:10px;overflow:hidden;background:#f5f5f5;padding:1rem}.waveform{width:100%}.player-controls{display:flex;align-items:center;justify-content:center;gap:2rem;margin-bottom:2rem;padding:1rem;background:#f9f9f9;border-radius:10px}.play-pause-button{width:60px;height:60px;border-radius:50%;border:none;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:1.5rem;cursor:pointer;transition:transform .2s,box-shadow 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.2s}.back-button:hover{transform:translateY(-2px)}.share-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem}.share-actions{max-width:900px;width:100%;margin-top:2rem;background:#fff;border-radius:20px;padding:2rem;box-shadow:0 20px 60px #0000004d}.share-url-container{display:flex;gap:1rem;margin-bottom:1rem}.share-url-input{flex:1;padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:.9rem}.copy-button{padding:.75rem 1.5rem;background:#667eea;color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:background .2s}.copy-button:hover{background:#764ba2}.create-new-button{width:100%;padding:1rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:10px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:transform .2s}.create-new-button:hover{transform:translateY(-2px)}.error-container{text-align:center;padding:3rem}.error-container h2{color:#c33;margin-bottom:1rem}.error-container p{color:#666;margin-bottom:2rem}.back-button{padding:.75rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer}.app-container{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1}.app-footer{text-align:center;padding:1rem;font-size:.85rem;color:#a0aec0;border-top:1px solid rgba(255,255,255,.1);background-color:transparent}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;color:#333}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}#root{min-height:100vh}