:root{--bg-primary: #1a1a1a;--bg-secondary: #2a2a2a;--bg-tertiary: #3a3a3a;--border-color: #444;--text-primary: #ffffff;--text-secondary: #aaaaaa;--accent-primary: #3498db;--accent-hover: #2980b9;--accent-danger: #e74c3c;--accent-success: #2ecc71;--shadow: rgba(0, 0, 0, .3)}*{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:var(--bg-primary);color:var(--text-primary);overflow:hidden}#root{width:100vw;height:100vh}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#555}button{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);padding:8px 16px;border-radius:4px;cursor:pointer;font-size:14px;transition:all .2s}button:hover{background:#4a4a4a}button:active{transform:translateY(1px)}button.primary{background:var(--accent-primary);border-color:var(--accent-primary)}button.primary:hover{background:var(--accent-hover)}button.danger{background:var(--accent-danger);border-color:var(--accent-danger)}button.danger:hover{background:#c0392b}button.success{background:var(--accent-success);border-color:var(--accent-success)}button.success:hover{background:#27ae60}button:disabled{opacity:.5;cursor:not-allowed}input,textarea,select{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);padding:8px;border-radius:4px;font-size:14px;font-family:inherit}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent-primary)}input[type=color]{height:36px;cursor:pointer}input[type=number]{width:80px}input[type=checkbox]{width:auto;cursor:pointer}label{display:block;margin-bottom:4px;font-size:12px;color:var(--text-secondary);font-weight:500}.icon-button{padding:6px;min-width:32px;display:inline-flex;align-items:center;justify-content:center}.flex-row{display:flex;flex-direction:row;align-items:center;gap:8px}.flex-col{display:flex;flex-direction:column;gap:8px}.space-between{justify-content:space-between}.form-group{display:flex;flex-direction:column;margin-bottom:12px}.divider{height:1px;background:var(--border-color);margin:16px 0}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal-content{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;max-width:600px;width:100%;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 10px 40px #00000080}.modal-header{padding:20px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.modal-header h2{margin:0;font-size:20px;font-weight:600}.modal-body{flex:1;overflow-y:auto;padding:20px}.modal-footer{padding:16px 20px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:8px}.settings-section{margin-bottom:20px}.settings-section h3{font-size:16px;font-weight:600;margin-bottom:12px}.checkbox-group{display:flex;flex-direction:column;gap:8px}.checkbox-group label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:14px;color:var(--text-primary)}.checkbox-group input[type=checkbox]{margin:0}.tab-buttons{display:flex;gap:4px;margin-bottom:16px}.tab-buttons button{flex:1;padding:8px 16px}.tab-buttons button.active{background:var(--accent-primary);border-color:var(--accent-primary)}.image-preview{width:100%;max-height:300px;object-fit:contain;border:1px solid var(--border-color);border-radius:4px;margin-top:12px}.drop-zone{border:2px dashed var(--border-color);border-radius:8px;padding:40px;text-align:center;cursor:pointer;transition:all .2s}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--accent-primary);background:#3498db1a}.drop-zone-icon{font-size:48px;margin-bottom:12px}.drop-zone-text{color:var(--text-secondary);margin-bottom:8px}.emoji-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(40px,1fr));gap:4px;max-height:400px;overflow-y:auto}.emoji-button{font-size:24px;padding:8px;background:var(--bg-tertiary);border:1px solid var(--border-color);cursor:pointer;border-radius:4px;transition:all .2s}.emoji-button:hover{background:var(--accent-primary);transform:scale(1.1)}.top-bar h1{font-size:20px;font-weight:600;margin:0;display:flex;align-items:center;gap:8px}.deck-title{font-size:14px;color:var(--text-secondary);font-weight:400;margin-left:12px}.top-bar-actions{display:flex;gap:8px;align-items:center}.divider-vertical{width:1px;height:24px;background:var(--border-color);margin:0 4px}.button-label{margin-left:4px;font-size:13px}.icon-button{display:inline-flex;align-items:center;gap:4px;padding:8px 12px;white-space:nowrap}.slide-list{display:flex;flex-direction:column;height:100%;overflow:hidden}.slide-list-header{padding:16px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.slide-list-header h3{font-size:16px;font-weight:600;margin:0}.slides-container{flex:1;overflow-y:auto;padding:8px}.slide-item{background:var(--bg-tertiary);border:2px solid transparent;border-radius:8px;margin-bottom:8px;cursor:pointer;transition:all .2s;display:flex;flex-direction:column;position:relative}.slide-item:hover{border-color:var(--border-color);transform:translateY(-2px)}.slide-item.active{border-color:var(--accent-primary);box-shadow:0 0 0 2px #3498db4d}.slide-item.dragging{opacity:.5}.slide-drag-handle{position:absolute;left:4px;top:50%;transform:translateY(-50%);color:var(--text-secondary);cursor:grab;padding:4px}.slide-drag-handle:active{cursor:grabbing}.slide-preview{display:flex;gap:8px;padding:8px 8px 8px 28px}.slide-thumbnail{width:80px;height:60px;border-radius:4px;flex-shrink:0;position:relative;overflow:hidden;border:1px solid var(--border-color)}.slide-number{position:absolute;top:4px;left:4px;background:#000000b3;color:#fff;font-size:10px;font-weight:700;padding:2px 6px;border-radius:3px}.slide-info{flex:1;display:flex;flex-direction:column;justify-content:center;min-width:0}.slide-title{font-size:13px;font-weight:500;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.slide-elements-count{font-size:11px;color:var(--text-secondary)}.slide-actions{display:flex;gap:4px;padding:0 8px 8px 28px}.slide-actions button{flex:1;padding:4px 8px;font-size:12px}.canvas-wrapper{display:flex;flex-direction:column;height:100%;overflow:hidden}.canvas-toolbar{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:12px 16px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}.canvas{flex:1;position:relative;overflow:auto;display:flex;align-items:center;justify-content:center}.canvas-content{width:960px;height:700px;position:relative;background:#ffffff0d;box-shadow:0 0 40px #00000080}.canvas-element{cursor:move;border:2px solid transparent;transition:border-color .2s}.canvas-element:hover{border-color:#3498db80}.canvas-element.selected{border-color:var(--accent-primary);box-shadow:0 0 0 1px var(--accent-primary)}.element-content{width:100%;height:100%;pointer-events:none;word-wrap:break-word}.element-content img{pointer-events:none;-webkit-user-select:none;user-select:none}.react-resizable-handle{background:var(--accent-primary);border:2px solid white;width:10px!important;height:10px!important}.canvas-element.selected .react-resizable-handle{opacity:1}.canvas-element:not(.selected) .react-resizable-handle{opacity:0}.properties-panel{display:flex;flex-direction:column;height:100%}.properties-header{padding:16px;border-bottom:1px solid var(--border-color)}.properties-header h3{font-size:16px;font-weight:600;margin:0}.properties-content{flex:1;overflow-y:auto;padding:16px}.property-section{margin-bottom:24px}.property-section-title{font-size:14px;font-weight:600;margin-bottom:12px;color:var(--text-primary);display:flex;align-items:center;gap:6px}.property-row{display:flex;gap:8px;margin-bottom:12px}.property-row .form-group{flex:1;margin-bottom:0}.color-picker-group{display:flex;align-items:flex-end;gap:8px}.color-picker-group input[type=color]{width:60px;padding:4px}.color-picker-group input[type=text]{flex:1}.textarea-group textarea{min-height:100px;resize:vertical;font-family:Courier New,monospace;font-size:13px}.background-type-selector{display:flex;gap:4px;margin-bottom:12px}.background-type-selector button{flex:1;padding:6px 12px;font-size:12px}.background-type-selector button.active{background:var(--accent-primary);border-color:var(--accent-primary)}.preview{width:100%;height:100%;background:#000;display:flex;align-items:center;justify-content:center}.preview-iframe{width:100%;height:100%;border:none}.app{width:100%;height:100%;display:flex;flex-direction:column}.layout{display:flex;flex-direction:column;width:100%;height:100vh;overflow:hidden}.top-bar{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:12px 20px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}.top-bar h1{font-size:20px;font-weight:600;margin:0}.top-bar-actions{display:flex;gap:8px}.main-content{display:flex;flex:1;overflow:hidden}.left-sidebar{width:250px;background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;flex-shrink:0}.canvas-area{flex:1;background:var(--bg-primary);display:flex;flex-direction:column;overflow:hidden}.right-sidebar{width:300px;background:var(--bg-secondary);border-left:1px solid var(--border-color);overflow-y:auto;flex-shrink:0}.preview-container{flex:1;background:var(--bg-primary);overflow:hidden}@media (max-width: 1200px){.right-sidebar{width:250px}}