: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}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{width:100vw;height:100vh;overflow:hidden}.app-container{width:100vw;height:100vh;background:#f5f5f5;overflow:hidden}.upload-container{display:flex;align-items:center;justify-content:center;height:100vh;padding:2rem}.dropzone{border:2px dashed #d0d0d0;border-radius:8px;padding:4rem 6rem;text-align:center;cursor:pointer;background:#fff;color:#333}.dropzone:hover,.dropzone.active{border-color:#3b82f6;background:#f8f9ff}.dropzone h2{margin:1rem 0;font-size:2rem;font-weight:700}.dropzone p{margin:.5rem 0;opacity:.9}.formats{font-size:.875rem;opacity:.7;margin-top:1rem}.storyboard-container{position:relative;width:100%;height:100vh;overflow:hidden}.toolbar{position:absolute;top:2rem;right:2rem;display:flex;flex-direction:column;gap:1rem;z-index:100;background:#fffffff2;padding:1rem;border-radius:12px;box-shadow:0 10px 40px #00000026}.toolbar-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1rem;border:1px solid #d0d0d0;border-radius:6px;background:#fff;color:#333;font-size:.875rem;font-weight:500;cursor:pointer;white-space:nowrap;min-width:140px}.toolbar-btn:hover{background:#f5f5f5}.toolbar-btn.primary{background:#3b82f6;color:#fff;border-color:#3b82f6}.toolbar-btn.primary:hover{background:#2563eb}.toolbar-btn:disabled{opacity:.5;cursor:not-allowed}.canvas-area{position:relative;width:100%;height:100%;overflow-x:auto;overflow-y:auto;display:flex;align-items:center;padding:4rem 2rem 2rem}.zoom-controls-vertical{display:flex;flex-direction:column;align-items:center;gap:.75rem;padding:1rem .75rem;margin-top:1rem;border-top:1px solid #e0e0e0}.zoom-controls-vertical label{font-weight:600;color:#333;font-size:.75rem;text-align:center}.zoom-slider-vertical{-webkit-appearance:slider-vertical;writing-mode:vertical-lr;direction:rtl;width:6px;height:150px;border-radius:3px;background:#d1d5db;outline:none;cursor:pointer}.zoom-slider-vertical::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:#3b82f6;cursor:pointer;transition:all .2s}.zoom-slider-vertical::-webkit-slider-thumb:hover{background:#2563eb;transform:scale(1.1)}.zoom-slider-vertical::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#3b82f6;cursor:pointer;border:none;transition:all .2s}.zoom-slider-vertical::-moz-range-thumb:hover{background:#2563eb;transform:scale(1.1)}.timeline-container{display:flex;flex-direction:column;gap:2rem;padding:2rem;padding-left:0;min-width:fit-content}.storyboard-timeline{display:flex;align-items:center;gap:1rem;min-width:fit-content}.videos-timeline{position:relative;min-height:220px;min-width:fit-content}.timeline-width-spacer{display:flex;align-items:center;gap:1rem;visibility:hidden;pointer-events:none}.videos-timeline .timeline-item{display:flex;justify-content:center;align-items:center}.timeline-spacer{width:200px;height:1px;visibility:hidden;flex-shrink:0}.timeline-connector-spacer{display:flex;justify-content:center;align-items:center;margin:0 1rem;width:1.5rem;height:1px;visibility:hidden;flex-shrink:0}.timeline-connector-container{display:flex;justify-content:center;align-items:center;margin:0 1rem;width:fit-content;flex-shrink:0;position:relative}.timeline-item.video-item,.timeline-item.video-item-positioned{display:flex;justify-content:center;align-items:center}.timeline-item{display:flex;align-items:center}.timeline-connector{display:flex;align-items:center;justify-content:center;margin:0 1rem;font-size:1.5rem;color:#3b82f6;min-width:fit-content;width:fit-content;flex-shrink:0}.story-node{background:#fff;border-radius:8px;border:2px solid #e0e0e0;padding:.75rem;width:200px;position:relative}.node-image-container{position:relative;width:100%;height:150px;border-radius:8px;overflow:hidden;background:#f0f0f0;cursor:zoom-in}.node-image-container img{width:100%;height:100%;object-fit:cover}.node-info{margin-top:.5rem}.node-depth{font-size:.75rem;font-weight:600;color:#666}.node-prompt{font-size:.75rem;color:#999;margin-top:.25rem;line-height:1.2}.node-delete-btn{width:100%;margin-top:.5rem;padding:.375rem .75rem;background:#ef4444;color:#fff;border:none;border-radius:4px;font-size:.875rem;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.25rem;transition:background .2s}.node-delete-btn:hover{background:#dc2626}.delete-confirm-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1500}.delete-confirm-modal{background:#fff;border-radius:12px;padding:1.5rem;max-width:400px;box-shadow:0 20px 60px #0000004d}.delete-confirm-modal h3{margin:0 0 .75rem;font-size:1.125rem;color:#333}.delete-confirm-modal p{margin:0 0 1.5rem;color:#666;font-size:.875rem}.delete-confirm-actions{display:flex;gap:.75rem;justify-content:flex-end}.cancel-btn,.confirm-delete-btn{padding:.5rem 1.25rem;border:none;border-radius:6px;font-weight:500;cursor:pointer;font-size:.875rem;transition:all .2s}.cancel-btn{background:#f5f5f5;color:#333}.cancel-btn:hover{background:#e5e5e5}.confirm-delete-btn{background:#ef4444;color:#fff}.confirm-delete-btn:hover{background:#dc2626}.prompt-panel{position:absolute;bottom:2rem;left:50%;transform:translate(-50%);background:#fffffff2;border-radius:12px;padding:1.5rem;box-shadow:0 10px 40px #00000026;z-index:100;width:90%;max-width:600px}.prompt-panel h3{margin:0 0 1rem;font-size:1.125rem;color:#333}.prompt-panel .prompt-input-container{display:flex;flex-direction:column;gap:0}.auto-generate-modal .prompt-input-container{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.5rem}.auto-generate-modal .prompt-input-container label{font-weight:600;color:#333;font-size:.875rem}.prompt-input{width:100%;padding:.75rem;border:1px solid #e0e0e0;border-radius:8px;resize:none;height:80px;font-size:.875rem;font-family:inherit;box-sizing:border-box}.prompt-input:focus{outline:none;border-color:#667eea}.prompt-panel .generate-btn{width:100%;padding:.75rem 1.5rem;background:#3b82f6;color:#fff;border:none;border-radius:6px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;box-sizing:border-box}.generate-btn:hover:not(:disabled){background:#2563eb}.generate-btn:disabled{opacity:.5;cursor:not-allowed}.generation-modal-overlay,.video-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000}.generation-modal,.video-modal{background:#fff;border-radius:20px;padding:2rem;max-width:900px;width:90%;max-height:90vh;overflow-y:auto;position:relative}.generation-modal .modal-close-btn{position:absolute!important;top:1rem!important;right:1rem!important;background:#0000001a;border:none;color:#333;cursor:pointer;padding:0;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:10}.generation-modal .modal-close-btn:hover{background:#0003;transform:scale(1.1)}.generation-modal h2,.video-modal h2{margin:0 0 1rem;font-size:1.5rem;color:#333}.prompt-display{color:#666;font-size:.875rem;margin-bottom:2rem;padding:1rem;background:#f8f8f8;border-radius:8px}.loading-state,.video-generating{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem;gap:1rem}.spinner{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-state{text-align:center;padding:2rem}.error-state button{margin-top:1rem;padding:.5rem 1rem;background:#ef4444;color:#fff;border:none;border-radius:8px;cursor:pointer}.frames-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.frame-option{position:relative;border-radius:12px;overflow:hidden;cursor:pointer;transition:all .3s ease;border:3px solid transparent;background:#fff}.frame-option.selected{border-color:#3b82f6}.frame-option:hover{transform:translateY(-4px);box-shadow:0 8px 30px #00000026}.frame-image-container{cursor:zoom-in;width:100%;height:200px;overflow:hidden}.frame-image-container img{width:100%;height:100%;object-fit:cover}.frame-selection-indicator{position:absolute;top:10px;right:10px;width:32px;height:32px;background:#3b82f6;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;z-index:10}.frame-number{padding:.5rem;text-align:center;background:#f8f8f8;color:#333;font-size:.875rem;font-weight:500}.generation-actions{margin-top:2rem;display:flex;justify-content:center;gap:1rem}.confirm-btn{padding:.75rem 2rem;background:#3b82f6;color:#fff;border:none;border-radius:6px;font-size:1rem;font-weight:500;cursor:pointer}.confirm-btn:hover:not(:disabled){background:#2563eb}.confirm-btn:disabled{opacity:.5;cursor:not-allowed;background:#999}.progress-bar{width:300px;height:8px;background:#e0e0e0;border-radius:4px;overflow:hidden;margin:1rem 0}.progress-fill{height:100%;background:linear-gradient(135deg,#667eea,#764ba2);transition:width .3s ease}.progress-text{font-size:.875rem;color:#666}.video-preview{width:100%;max-width:100%;max-height:60vh;border-radius:12px;margin:1rem 0;object-fit:contain}.download-btn{display:flex;align-items:center;gap:.5rem;margin:0 auto;padding:.75rem 1.5rem;background:#3b82f6;color:#fff;border:none;border-radius:6px;font-weight:500;cursor:pointer}.download-btn:hover{background:#2563eb}.image-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:2000}.image-modal-content{position:relative;max-width:90vw;max-height:90vh;background:#fff;padding:1rem;border-radius:12px}.modal-image{max-width:100%;max-height:85vh;object-fit:contain;border-radius:8px}.modal-close-btn{position:absolute;top:1rem;right:1rem;left:auto;background:#00000080;border:none;color:#fff;cursor:pointer;padding:0;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:10}.modal-close-btn:hover{background:#000000b3;transform:scale(1.1)}.image-modal-content .modal-close-btn{top:-45px;right:0;background:#ffffff1a}.image-modal-content .modal-close-btn:hover{background:#fff3}.modal-nav-btn{position:absolute;top:50%;transform:translateY(-50%);background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;cursor:pointer;padding:1rem;border-radius:8px;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.modal-nav-btn:hover{background:#fff3;border-color:#ffffff4d}.modal-nav-prev{left:20px}.modal-nav-next{right:20px}.modal-image-info{position:absolute;bottom:20px;left:50%;transform:translate(-50%);color:#fff;background:#00000080;padding:.5rem 1rem;border-radius:4px;font-size:.875rem}.frame-selector-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000}.frame-selector-modal{background:#fff;border-radius:20px;padding:2rem;max-width:900px;width:90%;max-height:90vh;overflow-y:auto;position:relative}.frame-selector-help{color:#666;margin-bottom:2rem;font-size:.875rem}.frame-selector-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem;margin-bottom:2rem}.frame-selector-item{border-radius:8px;overflow:hidden;cursor:pointer;border:3px solid transparent;transition:all .3s ease;position:relative}.frame-selector-item.selected{border-color:#3b82f6}.frame-selector-item.in-range{background:#e0f2fe}.frame-selector-image{position:relative;width:100%;height:120px;overflow:hidden}.frame-selector-image img{width:100%;height:100%;object-fit:cover}.frame-marker{position:absolute;top:5px;left:5px;padding:.25rem .5rem;border-radius:4px;font-size:.75rem;font-weight:600;color:#fff;z-index:1}.frame-marker.start{background:#10b981}.frame-marker.end{background:#ef4444}.frame-selector-info{padding:.5rem;background:#f8f8f8;text-align:center;font-size:.875rem;font-weight:500}.frame-selector-preview{margin-bottom:1.5rem;text-align:center}.selected-frames-info{display:inline-flex;align-items:center;gap:1rem;padding:.75rem 1.5rem;background:#f0f9ff;border-radius:8px;font-weight:600;color:#0369a1}.frame-selector-actions{display:flex;justify-content:center;gap:1rem}.video-params{display:flex;gap:2rem;justify-content:center;margin-top:1.5rem;padding:1rem;background:#f8f9fa;border-radius:8px}.param-group{display:flex;flex-direction:column;gap:.5rem}.param-group label{font-size:.875rem;font-weight:600;color:#333}.param-input{padding:.5rem;border:1px solid #d0d0d0;border-radius:6px;font-size:1rem;width:100px;text-align:center}.param-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f61a}.param-warning{color:#f59e0b;font-size:.875rem;margin-top:.5rem;text-align:center;font-weight:500}.video-node{background:#fff;border:2px solid #667eea;border-radius:8px;padding:.75rem;width:200px;position:relative;cursor:pointer;transition:all .2s}.video-node:hover{transform:scale(1.05);box-shadow:0 4px 12px #667eea4d}.video-node-thumbnail{position:relative;width:100%;height:150px;border-radius:8px;overflow:hidden;background:#f0f0f0}.video-thumbnail-preview{width:100%;height:100%;object-fit:cover}.video-play-overlay{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#0000004d;opacity:0;transition:opacity .2s}.video-node:hover .video-play-overlay{opacity:1}.video-play-icon{color:#fff;filter:drop-shadow(0 2px 4px rgba(0,0,0,.5))}.video-node-info{display:flex;justify-content:space-between;align-items:center;margin-top:.5rem;padding-top:.5rem;border-top:1px solid #e0e0e0}.video-range{font-size:.75rem;color:#666;font-weight:600}.video-delete-btn{background:#ef4444;border:none;color:#fff;padding:.25rem;border-radius:4px;cursor:pointer;display:flex;align-items:center;transition:background .2s}.video-delete-btn:hover{background:#dc2626}.video-preview-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:2000}.video-preview-container{position:relative;width:100vw;height:100vh;background:transparent;padding:0;display:flex;align-items:center;justify-content:center}.video-preview-player{width:100%;height:100%;object-fit:contain}.video-close-btn{position:absolute;top:2rem;right:2rem;background:#ffffff1a;border:none;color:#fff;cursor:pointer;padding:0;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:10;font-size:2rem;line-height:1}.video-close-btn:hover{background:#fff3;transform:scale(1.1)}.video-fullscreen-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000f2;display:flex;align-items:center;justify-content:center;z-index:3000}.video-fullscreen-player{max-width:95vw;max-height:95vh;width:auto;height:auto;object-fit:contain}.video-fullscreen-close{position:fixed;top:2rem;right:2rem;background:#fff3;border:none;color:#fff;cursor:pointer;padding:0;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:3001;font-size:2rem;line-height:1}.video-fullscreen-close:hover{background:#ffffff4d;transform:scale(1.1)}.video-nav-btn{position:fixed;top:50%;transform:translateY(-50%);background:#fff3;border:none;color:#fff;cursor:pointer;padding:1rem;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:3001}.video-nav-btn:hover{background:#ffffff4d;transform:translateY(-50%) scale(1.1)}.video-nav-prev{left:2rem}.video-nav-next{right:2rem}.video-nav-info{position:fixed;bottom:2rem;left:50%;transform:translate(-50%);background:#000000b3;color:#fff;padding:.5rem 1rem;border-radius:6px;font-size:.875rem;font-weight:500;z-index:3001}.video-timeline-connector{color:#667eea;font-size:1.5rem;font-weight:700;z-index:1}.overlap-warning{padding:2rem;text-align:center}.overlap-warning h3{margin:0 0 1rem;font-size:1.25rem;color:#f59e0b}.overlap-warning p{margin:.5rem 0;color:#666;line-height:1.6}.overlap-warning-actions{display:flex;gap:1rem;justify-content:center;margin-top:2rem}.video-controls-panel{position:fixed;bottom:6rem;left:50%;transform:translate(-50%);background:#fffffff2;border-radius:12px;padding:1.5rem;box-shadow:0 10px 40px #0003;z-index:3001;min-width:200px}.music-controls{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.music-label{font-weight:600;color:#333;font-size:.875rem}.music-upload-btn{flex:1;padding:.5rem 1rem;background:#fff;border:2px solid #e0e0e0;border-radius:6px;color:#333;font-size:.875rem;cursor:pointer;transition:all .2s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.music-upload-btn:hover{border-color:#3b82f6;background:#f8f9ff}.music-remove-btn{padding:.5rem 1rem;background:#ef4444;color:#fff;border:none;border-radius:6px;font-size:.875rem;cursor:pointer;transition:all .2s}.music-remove-btn:hover{background:#dc2626}.music-volume-control{margin-bottom:1rem}.music-volume-control label{display:block;font-weight:600;color:#333;font-size:.875rem;margin-bottom:.5rem}.music-volume-control input[type=range]{width:100%;height:6px;border-radius:3px;background:#d1d5db;outline:none;-webkit-appearance:none}.music-volume-control input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:#3b82f6;cursor:pointer;transition:all .2s}.music-volume-control input[type=range]::-webkit-slider-thumb:hover{background:#2563eb;transform:scale(1.1)}.music-volume-control input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#3b82f6;cursor:pointer;border:none;transition:all .2s}.music-volume-control input[type=range]::-moz-range-thumb:hover{background:#2563eb;transform:scale(1.1)}.video-merge-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:.75rem;padding:.875rem 1.5rem;background:linear-gradient(135deg,#667eea 0% 100%);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;box-shadow:0 4px 15px #667eea66;transition:all .3s ease}.video-merge-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #667eea80}.video-merge-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.video-merge-progress{position:fixed;bottom:3rem;left:50%;transform:translate(-50%);background:#000c;color:#fff;padding:1rem 2rem;border-radius:8px;min-width:300px;z-index:3001}.video-merge-progress-bar{width:100%;height:8px;background:#fff3;border-radius:4px;overflow:hidden;margin-bottom:.5rem}.video-merge-progress-fill{height:100%;background:linear-gradient(135deg,#667eea,#764ba2);transition:width .3s ease}.video-merge-progress-text{font-size:.875rem;text-align:center;font-weight:500}.merge-progress-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:2000}.merge-progress-modal{background:#fff;border-radius:16px;padding:2rem;min-width:400px;box-shadow:0 20px 60px #0000004d}.merge-progress-modal h3{margin:0 0 1.5rem;font-size:1.25rem;color:#333;text-align:center}.merge-progress-bar{width:100%;height:12px;background:#e0e0e0;border-radius:6px;overflow:hidden;margin-bottom:1rem}.merge-progress-fill{height:100%;background:linear-gradient(135deg,#667eea,#764ba2);transition:width .3s ease}.merge-progress-text{font-size:.875rem;color:#666;text-align:center;font-weight:500}.auto-generate-modal{max-width:1000px}.close-btn{position:absolute;top:1rem;right:1rem;background:#0000001a;border:none;color:#333;cursor:pointer;padding:0;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:10}.close-btn:hover{background:#0003;transform:scale(1.1)}.auto-generate-content{padding:1rem}.auto-generate-header{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:1rem;color:#667eea}.auto-generate-header h2{margin:0}.auto-generate-description{text-align:center;color:#666;margin-bottom:2rem;line-height:1.6}.duration-input-container{display:flex;align-items:center;justify-content:center;gap:1rem;margin:2rem 0}.duration-input-container label{font-weight:600;color:#333}.duration-input{width:120px;padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:1.5rem;text-align:center;font-weight:700;transition:border-color .2s}.duration-input:focus{outline:none;border-color:#667eea}.duration-unit{font-weight:600;color:#333;font-size:1.25rem}.error-message{display:flex;align-items:center;justify-content:center;gap:.5rem;background:#fef2f2;color:#dc2626;padding:1rem;border-radius:8px;margin:1rem 0;font-size:.875rem}.scenario-display{padding:1rem}.scenario-display h2{text-align:center;margin-bottom:2rem}.scenario-list{max-height:50vh;overflow-y:auto;margin-bottom:2rem}.scenario-item{background:#f8f9fa;border-radius:8px;padding:1rem;margin-bottom:1rem;border-left:4px solid #667eea}.scenario-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.scenario-number{font-weight:700;color:#667eea;font-size:1rem}.scenario-time{font-size:.875rem;color:#666;background:#fff;padding:.25rem .75rem;border-radius:4px;font-weight:600}.scenario-description{color:#333;margin-bottom:.5rem;line-height:1.5;font-weight:500}.scenario-prompt{color:#666;font-size:.875rem;font-style:italic;line-height:1.4}.frame-selection-content{padding:1rem}.frame-selection-content h2{text-align:center;margin-bottom:1rem}.frame-selection-content .scene-description{text-align:center;color:#333;font-weight:600;font-size:1rem;margin-bottom:.5rem}.completion-state{text-align:center;padding:3rem 2rem}.completion-icon{display:flex;justify-content:center;margin-bottom:1.5rem;color:#10b981}.completion-state h2{margin-bottom:1rem;color:#333}.completion-state p{color:#666;margin-bottom:.5rem;line-height:1.6}.auto-generate-btn{background:linear-gradient(135deg,#667eea,#764ba2)!important;border:none!important}.auto-generate-btn:hover:not(:disabled){background:linear-gradient(135deg,#5568d3,#63408a)!important}.prompt-textarea{width:100%;padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:.875rem;font-family:inherit;resize:vertical;transition:border-color .2s}.prompt-textarea:focus{outline:none;border-color:#667eea}.prompt-textarea::placeholder{color:#999}.video-controls{margin:1.5rem 0;padding:1.5rem;background:#f8f9fa;border-radius:12px}.control-group{margin-bottom:1.5rem}.control-group:last-child{margin-bottom:0}.control-group label{display:block;font-weight:600;color:#333;margin-bottom:.75rem;font-size:.875rem}.control-slider{width:100%;height:6px;border-radius:3px;background:#d1d5db;outline:none;-webkit-appearance:none;margin-bottom:1rem}.control-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:#3b82f6;cursor:pointer;transition:all .2s}.control-slider::-webkit-slider-thumb:hover{background:#2563eb;transform:scale(1.1)}.control-slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#3b82f6;cursor:pointer;border:none;transition:all .2s}.control-slider::-moz-range-thumb:hover{background:#2563eb;transform:scale(1.1)}.rate-buttons{display:flex;gap:.5rem;flex-wrap:wrap}.rate-btn{padding:.5rem 1rem;border:2px solid #e5e7eb;border-radius:6px;background:#fff;color:#6b7280;font-size:.875rem;font-weight:600;cursor:pointer;transition:all .2s}.rate-btn:hover{border-color:#3b82f6;color:#3b82f6}.rate-btn.active{background:#3b82f6;color:#fff;border-color:#3b82f6}.skip-info{padding:.75rem;background:#fff;border-radius:6px;text-align:center;font-size:.875rem;color:#6b7280;font-weight:500}.ai-analysis-section{margin:1.5rem 0;padding:1rem;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:12px}.ai-analysis-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:.75rem;padding:1rem 1.5rem;background:#fff;color:#667eea;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #0000001a}.ai-analysis-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #00000026;background:#f8f9ff}.ai-analysis-btn:disabled{opacity:.7;cursor:not-allowed;transform:none}.ai-analysis-result{margin-top:1rem;padding:1rem;background:#fffffff2;border-radius:8px;font-size:.875rem;line-height:1.6}.ai-analysis-result strong{color:#667eea}.api-key-input-section{margin:1.5rem 0}.api-key-input-section label{display:block;font-weight:600;color:#333;font-size:.875rem;margin-bottom:.5rem}.api-key-input{width:100%;padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:.875rem;transition:all .2s}.api-key-input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.export-options-modal{max-width:800px}.export-options-content{padding:1rem}.export-header{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:2rem;color:#3b82f6}.export-header h2{margin:0}.video-info{background:#f8f9fa;padding:1rem;border-radius:8px;margin-bottom:2rem;text-align:center}.video-info p{margin:.5rem 0;color:#333}.music-choice-section{margin-bottom:2rem}.music-choice-section h3{text-align:center;margin-bottom:1.5rem;color:#333}.choice-buttons{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:2rem}.choice-btn{padding:2rem;border:2px solid #e0e0e0;border-radius:12px;background:#fff;cursor:pointer;transition:all .3s ease;text-align:center;display:flex;flex-direction:column;align-items:center;gap:1rem}.choice-btn:hover{border-color:#3b82f6;transform:translateY(-2px);box-shadow:0 4px 12px #3b82f626}.choice-btn span{font-weight:600;font-size:1.125rem;color:#333}.choice-btn p{margin:0;color:#666;font-size:.875rem;line-height:1.4}.with-music{border-color:#10b981}.with-music:hover{border-color:#059669;background:#f0fdf4}.without-music{border-color:#6b7280}.without-music:hover{border-color:#4b5563;background:#f9fafb}.music-generation-section{margin-top:2rem}.music-setup{margin-bottom:2rem}.music-setup h3{margin-bottom:1.5rem;color:#333}.api-key-section{margin-bottom:1.5rem}.api-key-section label{display:block;font-weight:600;color:#333;margin-bottom:.5rem;font-size:.875rem}.api-key-input{width:100%;padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:.875rem;transition:border-color .2s}.api-key-input:focus{outline:none;border-color:#3b82f6}.music-style-section,.mood-section{margin-bottom:1.5rem}.music-style-section label,.mood-section label{display:block;font-weight:600;color:#333;margin-bottom:.75rem;font-size:.875rem}.style-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.style-option{padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;background:#fff;cursor:pointer;transition:all .2s;text-align:center}.style-option:hover{border-color:#3b82f6}.style-option.selected{border-color:#3b82f6;background:#f0f9ff}.style-label{font-weight:600;color:#333;font-size:.875rem}.mood-options{display:flex;flex-wrap:wrap;gap:.5rem}.mood-btn{padding:.5rem 1rem;border:2px solid #e0e0e0;border-radius:6px;background:#fff;color:#333;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s}.mood-btn:hover{border-color:#3b82f6}.mood-btn.selected{border-color:#3b82f6;background:#f0f9ff;color:#3b82f6}.generate-music-btn{width:100%;padding:1rem 1.5rem;background:#3b82f6;color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:background .2s}.generate-music-btn:hover:not(:disabled){background:#2563eb}.generate-music-btn:disabled{opacity:.5;cursor:not-allowed}.music-selection{margin-top:2rem}.music-selection h3{margin-bottom:1.5rem;color:#333}.music-options{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:2rem}.music-option{border:2px solid #e0e0e0;border-radius:8px;padding:1rem;cursor:pointer;transition:all .2s;background:#fff}.music-option:hover{border-color:#3b82f6}.music-option.selected{border-color:#3b82f6;background:#f0f9ff}.music-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.music-number{font-weight:700;color:#3b82f6}.music-play-btn{background:#3b82f6;color:#fff;border:none;border-radius:50%;width:36px;height:36px;min-width:36px;min-height:36px;padding:0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;flex-shrink:0}.music-play-btn:hover{background:#2563eb;transform:scale(1.1)}.music-play-btn:active{transform:scale(.95)}.music-play-btn.playing{background:#ef4444;animation:pulse-play 1.5s ease-in-out infinite}.music-play-btn.playing:hover{background:#dc2626}@keyframes pulse-play{0%,to{box-shadow:0 0 #ef4444b3}50%{box-shadow:0 0 0 8px #ef444400}}.music-range-controls{margin-top:1rem;padding-top:1rem;border-top:1px solid #e0e0e0}.range-info{display:flex;flex-direction:column;gap:.25rem;margin-bottom:.75rem;font-size:.875rem;color:#666}.range-slider-container{position:relative;margin-top:.5rem}.range-slider{width:100%;height:8px;-webkit-appearance:none;appearance:none;background:#e0e0e0;border-radius:4px;outline:none;cursor:pointer}.range-slider::-webkit-slider-runnable-track{width:100%;height:8px;background:#e0e0e0;border-radius:4px}.range-slider::-moz-range-track{width:100%;height:8px;background:#e0e0e0;border-radius:4px}.range-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;background:#3b82f6;border-radius:50%;cursor:pointer;margin-top:-6px;box-shadow:0 2px 4px #0003;transition:all .2s}.range-slider::-moz-range-thumb{width:20px;height:20px;background:#3b82f6;border:none;border-radius:50%;cursor:pointer;box-shadow:0 2px 4px #0003;transition:all .2s}.range-slider:hover::-webkit-slider-thumb{transform:scale(1.2);background:#2563eb}.range-slider:hover::-moz-range-thumb{transform:scale(1.2);background:#2563eb}.regenerate-section{text-align:center}.regenerate-btn{padding:.75rem 1.5rem;background:#6b7280;color:#fff;border:none;border-radius:6px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;transition:background .2s}.regenerate-btn:hover:not(:disabled){background:#4b5563}.no-music-confirmation{text-align:center;padding:3rem 2rem;color:#666}.no-music-confirmation h3{margin:1rem 0;color:#333}.export-actions{display:flex;justify-content:space-between;gap:1rem;margin-top:2rem;padding-top:2rem;border-top:1px solid #e0e0e0}.back-btn{padding:.75rem 1.5rem;background:#f5f5f5;color:#333;border:none;border-radius:6px;font-weight:500;cursor:pointer;transition:background .2s}.back-btn:hover{background:#e5e5e5}.export-btn{padding:.75rem 2rem;background:#3b82f6;color:#fff;border:none;border-radius:6px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:background .2s}.export-btn:hover:not(:disabled){background:#2563eb}.export-btn:disabled{opacity:.5;cursor:not-allowed}.preview-btn{padding:.75rem 1.5rem;background:#10b981;color:#fff;border:none;border-radius:6px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all .2s}.preview-btn:hover:not(:disabled){background:#059669;transform:translateY(-1px);box-shadow:0 4px 12px #10b9814d}.preview-btn.playing{background:#ef4444;animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.preview-btn.playing:hover:not(:disabled){background:#dc2626;box-shadow:0 4px 12px #ef44444d}.preview-btn:disabled{opacity:.5;cursor:not-allowed}@keyframes pulse{0%,to{opacity:1}50%{opacity:.8}}.video-loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;padding:3rem;background:#000000e6;border-radius:12px;color:#fff}.video-loading-state .spinner{color:#3b82f6}.loading-message{font-size:1.125rem;font-weight:500;color:#fff;text-align:center;margin:0}.video-error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:3rem;background:#ef44441a;border:2px solid #ef4444;border-radius:12px;color:#ef4444}.video-error-state p{font-size:1.125rem;font-weight:600;margin:0}.prompt-input-wrapper{background:#fff;border:1px solid #e5e7eb;border-radius:.75rem;padding:.75rem;box-shadow:0 1px 2px #0000000d;transition:all .2s}.prompt-input-wrapper.dragging{background:#eff6ff;border:2px dashed #3b82f6;box-shadow:0 0 0 3px #3b82f61a}.prompt-input-modern{width:100%;min-height:50px;max-height:200px;padding:.25rem;border:none;resize:none;font-size:.9375rem;font-family:inherit;line-height:1.5;outline:none;box-sizing:border-box}.prompt-input-modern::placeholder{color:#9ca3af}.prompt-toolbar{display:flex;align-items:center;justify-content:space-between;margin-top:.375rem;padding-top:0;border-top:none}.toolbar-left,.toolbar-center,.toolbar-right{display:flex;align-items:center;gap:.375rem}.toolbar-center{flex:1;justify-content:center}.toolbar-icon-btn{width:28px;height:28px;border-radius:.375rem;border:1px solid #e5e7eb;background:#fff;color:#6b7280;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;position:relative}.toolbar-icon-btn:hover{background:#f9fafb;border-color:#d1d5db}.toolbar-icon-btn:before{content:"+";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:.875rem;color:#374151;font-weight:600;z-index:10;background:#fff;width:100%;height:100%;display:flex;align-items:center;justify-content:center;border-radius:.375rem}.reference-count{font-size:.75rem;color:#6b7280;padding:.125rem .5rem;background:#f3f4f6;border-radius:1rem}.toolbar-generate-btn{height:28px;padding:0 .625rem;border-radius:.375rem;border:none;background:#3b82f6;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.25rem;font-size:.75rem;font-weight:500;transition:all .2s;white-space:nowrap}.toolbar-generate-btn:hover:not(:disabled){background:#2563eb}.toolbar-generate-btn:disabled{background:#d1d5db;cursor:not-allowed}.images-preview-section{margin-top:.75rem;display:flex;flex-direction:column;gap:.75rem}.image-preview-group{display:flex;flex-direction:column;gap:.375rem}.image-preview-label{font-size:.6875rem;color:#6b7280;font-weight:500;text-transform:uppercase;letter-spacing:.025em}.reference-images-preview{display:flex;gap:.5rem;flex-wrap:wrap}.reference-image-item{position:relative;width:50px;height:50px;border-radius:.375rem;overflow:hidden;border:2px solid #e5e7eb}.reference-image-item.base-image{border:2px solid #3b82f6}.reference-image-item img{width:100%;height:100%;object-fit:cover}.remove-image-btn{position:absolute;top:.125rem;right:.125rem;background:#000000b3;border:none;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;padding:0;transition:background .2s}.remove-image-btn:hover{background:#000000e6}