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#0000000d}.add-node-btn{background:#059669;color:#fff;border-color:#059669}.add-node-btn:hover{background:#047857;border-color:#047857}.ai-btn{background:#7c3aed;color:#fff;border-color:#7c3aed}.ai-btn:hover{background:#6d28d9;border-color:#6d28d9}.reset-btn{background:#6b7280;color:#fff;border-color:#6b7280}.reset-btn:hover{background:#4b5563;border-color:#4b5563}.export-btn{background:#1d4ed8;color:#fff;border-color:#1d4ed8}.export-btn:hover{background:#1e40af;border-color:#1e40af}.import-btn{background:#0891b2;color:#fff;border-color:#0891b2;position:relative;overflow:hidden}.import-btn:hover{background:#0e7490;border-color:#0e7490}.react-flow__controls{box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;border-radius:8px;overflow:hidden;border:1px solid #e5e7eb}.react-flow__controls-button{border:none;background:#fff;color:#374151;transition:all .2s ease;border-bottom:1px solid #e5e7eb}.react-flow__controls-button:hover{background:#f9fafb}.react-flow__controls-button:last-child{border-bottom:none}.react-flow__minimap{box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;border-radius:8px;overflow:hidden;background:#fff;border:1px solid #e5e7eb}.react-flow__edge-path{stroke:#6b7280;stroke-width:2}.react-flow__edge.selected .react-flow__edge-path{stroke:#374151;stroke-width:3}.react-flow__connection-line{stroke:#9ca3af;stroke-width:2;stroke-dasharray:5,5}@media (max-width: 768px){.mind-map-controls{flex-direction:row;flex-wrap:wrap;gap:4px;padding:8px}.control-btn{padding:6px 8px;font-size:12px;min-width:auto;flex:1}.control-btn span{display:none}}.react-flow__renderer::-webkit-scrollbar{width:8px;height:8px}.react-flow__renderer::-webkit-scrollbar-track{background:#0000001a}.react-flow__renderer::-webkit-scrollbar-thumb{background:#0000004d;border-radius:4px}.react-flow__renderer::-webkit-scrollbar-thumb:hover{background:#00000080}.react-flow__edge.animated path{stroke-dasharray:none!important;animation:none!important}.react-flow__edge path{stroke-dasharray:none!important;animation:none!important}.react-flow__edge{stroke-dasharray:none!important}.react-flow__edge-path{stroke-dasharray:none!important;animation:none!important}.react-flow__edge[data-level="1"] path{stroke-width:3px!important;stroke:#4f46e5!important}.react-flow__edge[data-level="2"] path{stroke-width:2px!important;stroke:#6b7280!important}.react-flow__edge:hover path{stroke-width:4px!important;stroke:#3b82f6!important;transition:all .2s ease!important}.react-flow__edge-interaction{stroke-width:20px!important}#root{margin:0;padding:0;width:100vw;height:100vh;overflow:hidden;background-color:#f8fafc}.app{width:100%;height:100%;margin:0;padding: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;background-color:#f8fafc}