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h3{text-align:center;color:#333;margin-bottom:1.5rem}.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.info-item{text-align:center;padding:1.5rem;background:#f8f9fa;border-radius:10px}.info-icon{font-size:2rem;display:block;margin-bottom:.5rem}.info-item p{color:#666;font-size:.95rem}.document-info{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem;background:#e8f5e9;border-bottom:2px solid #4caf50}.doc-details{display:flex;align-items:center;gap:1rem}.doc-icon{font-size:2rem}.doc-details strong{display:block;color:#333;font-size:1.1rem}.doc-details small{color:#666;font-size:.9rem}.voice-controls{padding:2rem}.recording-status{text-align:center;min-height:40px;margin-bottom:1.5rem}.recording-indicator{display:flex;align-items:center;justify-content:center;gap:.5rem;color:#d32f2f;font-weight:600;font-size:1.1rem}.pulse{width:12px;height:12px;background:#d32f2f;border-radius:50%;animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}.processing-indicator{color:#ff9800;font-weight:600;font-size:1.1rem}.speaking-indicator{color:#4caf50;font-weight:600;font-size:1.1rem;animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.control-buttons{display:flex;gap:1rem;justify-content:center;margin-bottom:2rem}.btn-primary{padding:1rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 15px #667eea66}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-large{font-size:1.2rem;padding:1.2rem 3rem}.btn-danger{padding:1rem 2rem;background:linear-gradient(135deg,#f44336,#d32f2f);color:#fff;border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.btn-danger:hover{transform:translateY(-2px);box-shadow:0 5px 15px #f4433666}.btn-secondary{padding:.75rem 1.5rem;background:#fff;color:#667eea;border:2px solid #667eea;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s}.btn-secondary:hover{background:#667eea;color:#fff}.transcript-box,.response-box{background:#f8f9fa;border-radius:10px;padding:1.5rem;margin-bottom:1.5rem}.transcript-box h4,.response-box h4{color:#333;margin-bottom:1rem}.transcript-box p,.response-box p{color:#555;line-height:1.6;margin-bottom:1rem}.response-box{background:#e3f2fd;border-left:4px solid #2196f3}.debug-info{text-align:center;padding:.5rem;background:#fff3cd;border-radius:5px;margin:1rem 0;color:#856404}.hint-text{text-align:center;padding:1rem;color:#666;font-style:italic}.chat-history{padding:2rem;background:#fafafa;border-top:2px solid #e0e0e0}.chat-history h3{color:#333;margin-bottom:1.5rem}.chat-item{background:#fff;border-radius:10px;padding:1.5rem;margin-bottom:1rem;box-shadow:0 2px 5px #0000001a}.chat-time{color:#999;font-size:.85rem;margin-bottom:.5rem}.chat-question{color:#667eea;margin-bottom:.75rem;padding:.75rem;background:#f0f4ff;border-radius:8px}.chat-answer{color:#333;padding:.75rem;background:#f8f9fa;border-radius:8px}.chat-question strong,.chat-answer strong{display:block;margin-bottom:.25rem;font-size:.9rem}.error{background:#ffebee;color:#c62828;padding:1rem;border-radius:8px;margin-top:1rem;border-left:4px solid #c62828}.footer{background:#f8f9fa;padding:1.5rem;text-align:center;color:#666;border-top:1px solid #e0e0e0}.footer p{margin:0;font-size:.9rem}@media (max-width: 768px){.header h1{font-size:2rem}.header p{font-size:1rem}.info-grid{grid-template-columns:1fr}.document-info{flex-direction:column;gap:1rem;text-align:center}.control-buttons{flex-direction:column}.btn-large{font-size:1rem;padding:1rem 2rem}}*{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}#root{min-height:100vh;display:flex;justify-content:center;align-items:center;padding:20px}