.App{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#f0f4f8;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.container{background:#fff;border-radius:16px;box-shadow:0 10px 40px #00000014;padding:2.5rem;width:100%;max-width:600px;transition:transform .3s ease}.container:hover{transform:translateY(-5px)}.header{text-align:center;margin-bottom:2.5rem}.header h1{font-size:1.8rem;font-weight:700;color:#1a202c;margin:0 0 .5rem}.header p{color:#718096;font-size:1rem;margin:0}.error-message{background:#fff5f5;border-radius:8px;padding:1rem;margin-bottom:1.5rem;display:flex;align-items:center;gap:.75rem;border-left:4px solid #f56565;animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.error-message .error-icon{color:#f56565;font-size:1.25rem;flex-shrink:0}.error-message p{margin:0;color:#c53030;flex:1;font-size:.95rem;line-height:1.4}.error-close{background:none;border:none;color:#c53030;cursor:pointer;font-size:1.25rem;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background-color .2s ease}.error-close:hover{background:#f565651a}.form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-size:.875rem;font-weight:600;color:#4a5568}.form-group textarea{padding:1rem;border:1px solid #e2e8f0;border-radius:8px;font-size:1rem;font-family:inherit;resize:vertical;min-height:100px;transition:all .2s ease;background:#fafbfc}.form-group textarea:focus{outline:none;border-color:#4299e1;box-shadow:0 0 0 3px #4299e11a;background:#fff}.voice-selector{display:flex;gap:.75rem;align-items:stretch}.voice-selector select{flex:1;padding:.875rem 1rem;border:1px solid #e2e8f0;border-radius:8px;font-size:.95rem;transition:all .2s ease;background:#fafbfc}.voice-selector select:focus{outline:none;border-color:#4299e1;box-shadow:0 0 0 3px #4299e11a;background:#fff}.btn{padding:.875rem 1.5rem;border:none;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary{background:#4299e1;color:#fff;box-shadow:0 4px 6px #4299e133}.btn-primary:hover:not(:disabled){background:#3182ce;transform:translateY(-1px);box-shadow:0 6px 12px #4299e14d}.btn-secondary{background:#68d391;color:#fff;box-shadow:0 4px 6px #68d39133;white-space:nowrap;padding:.875rem 1.25rem}.btn-secondary:hover:not(:disabled){background:#48bb78;transform:translateY(-1px);box-shadow:0 6px 12px #68d3914d}.btn:disabled{background:#a0aec0;cursor:not-allowed;transform:none;box-shadow:none}.loading-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top:2px solid white;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.audio-player{margin-top:2rem;padding:1.5rem;border:1px solid #e2e8f0;border-radius:12px;background:#f8fafc;animation:fadeIn .4s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.audio-player h2{font-size:1.25rem;font-weight:600;color:#1a202c;margin:0 0 1rem}.audio-player audio{width:100%;border-radius:8px;box-shadow:0 2px 4px #0000000d}@media (max-width: 640px){.container{margin:1rem;padding:1.5rem}.header h1{font-size:1.5rem}.voice-selector{flex-direction:column}.btn-secondary{width:100%}}*:focus-visible{outline:2px solid #4299e1;outline-offset:2px}@media (prefers-reduced-motion: reduce){.container,.error-message,.audio-player{animation:none}.btn:hover{transform:none}}body{margin:0;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}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}