*{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-color:#f5f5f5}.app{min-height:100vh;display:flex;flex-direction:column}.app-header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:2rem;text-align:center;box-shadow:0 2px 8px #0000001a;display:flex;justify-content:space-between;align-items:center}.app-header h1{font-size:2.5rem;margin:0}.history-toggle{background:rgba(255,255,255,.2);color:#fff;border:1px solid rgba(255,255,255,.3);padding:10px 20px;border-radius:4px;cursor:pointer;font-size:.9rem;font-weight:600;transition:background .3s}.history-toggle:hover{background:rgba(255,255,255,.3)}.app-main{flex:1;padding:2rem}.container{max-width:1200px;margin:0 auto}.error-banner{background-color:#f8d7da;border:1px solid #f5c6cb;border-radius:4px;color:#721c24;padding:12px 20px;margin-bottom:20px}.content-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1.5rem;margin-top:2rem}.left-panel,.middle-panel,.right-panel{background:white;border-radius:8px;padding:2rem;box-shadow:0 1px 3px #0000001a}.quote-input h2{margin-bottom:1.5rem;color:#333}.quote-input textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:1rem;font-family:inherit;resize:vertical}.char-count{text-align:right;font-size:.875rem;color:#999;margin-top:8px}.quote-input button{width:100%;padding:12px;margin-top:1rem;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border:none;border-radius:4px;font-size:1rem;font-weight:600;cursor:pointer;transition:opacity .3s}.quote-input button:hover:not(:disabled){opacity:.9}.quote-input button:disabled{opacity:.6;cursor:not-allowed}.style-customizer h3{margin-bottom:1.5rem;color:#333}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:#333}.form-group select,.form-group input[type=range],.form-group input[type=color]{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:1rem}.form-group input[type=checkbox]{margin-right:8px;cursor:pointer}.form-group input[type=number]{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:1rem}.history-panel{background:white;border-radius:8px;padding:2rem;box-shadow:0 1px 3px #0000001a;margin-bottom:2rem}.history-panel h3{margin-bottom:1rem;color:#333}.history-panel table{width:100%;border-collapse:collapse}.history-panel th,.history-panel td{padding:12px;text-align:left;border-bottom:1px solid #ddd}.history-panel th{background-color:#f8f9fa;font-weight:600;color:#333}.history-panel tbody tr:hover{background-color:#f8f9fa}.history-panel p{color:#999;text-align:center;padding:2rem}.video-upload h3{margin-bottom:1.5rem;color:#333}.video-upload input[type=file]{padding:8px;border:1px dashed #ddd;border-radius:4px;width:100%}.video-upload p{margin-top:1rem;text-align:center;color:#666}.video-upload .error{color:#dc3545}.video-preview h3{margin-bottom:1.5rem;color:#333}.video-container{background-color:#000;border-radius:4px;overflow:hidden;margin-bottom:1rem}.video-container video{display:block;width:100%}.download-btn{display:block;padding:12px;background-color:#28a745;color:#fff;text-align:center;border-radius:4px;text-decoration:none;font-weight:600;transition:background-color .3s}.download-btn:hover{background-color:#218838}@media (max-width: 768px){.content-grid{grid-template-columns:1fr}.app-header h1{font-size:1.75rem}.app-main{padding:1rem}.left-panel,.right-panel{padding:1.5rem}}