.question-input-container{background:#fff;padding:1rem 1.5rem;border-top:1px solid #e2e8f0;box-shadow:0 -2px 10px #0000000d}.question-form{display:flex;gap:.75rem;align-items:flex-end;max-width:100%}.question-textarea{flex:1;padding:.875rem 1rem;border:2px solid #e0e0e0;border-radius:12px;font-size:.95rem;font-family:inherit;resize:none;transition:all .2s;line-height:1.5;max-height:120px;min-height:48px}.question-textarea:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.question-textarea:disabled{background:#f7fafc;cursor:not-allowed}.question-textarea::placeholder{color:#a0aec0}.submit-button{padding:.875rem 1.75rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:12px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap;display:flex;align-items:center;gap:8px;min-width:90px;height:48px;justify-content:center}.submit-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.submit-button:disabled{background:#cbd5e0;cursor:not-allowed;transform:none}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.react-flow{direction:ltr}.react-flow__container{position:absolute;width:100%;height:100%;top:0;left:0}.react-flow__pane{z-index:1;cursor:-webkit-grab;cursor:grab}.react-flow__pane.selection{cursor:pointer}.react-flow__pane.dragging{cursor:-webkit-grabbing;cursor:grabbing}.react-flow__viewport{transform-origin:0 0;z-index:2;pointer-events:none}.react-flow__renderer{z-index:4}.react-flow__selection{z-index:6}.react-flow__nodesselection-rect:focus,.react-flow__nodesselection-rect:focus-visible{outline:none}.react-flow .react-flow__edges{pointer-events:none;overflow:visible}.react-flow__edge-path,.react-flow__connection-path{stroke:#b1b1b7;stroke-width:1;fill:none}.react-flow__edge{pointer-events:visibleStroke;cursor:pointer}.react-flow__edge.animated path{stroke-dasharray:5;-webkit-animation:dashdraw .5s linear infinite;animation:dashdraw .5s linear infinite}.react-flow__edge.animated path.react-flow__edge-interaction{stroke-dasharray:none;-webkit-animation:none;animation:none}.react-flow__edge.inactive{pointer-events:none}.react-flow__edge.selected,.react-flow__edge:focus,.react-flow__edge:focus-visible{outline:none}.react-flow__edge.selected .react-flow__edge-path,.react-flow__edge:focus .react-flow__edge-path,.react-flow__edge:focus-visible .react-flow__edge-path{stroke:#555}.react-flow__edge-textwrapper{pointer-events:all}.react-flow__edge-textbg{fill:#fff}.react-flow__edge .react-flow__edge-text{pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.react-flow__connection{pointer-events:none}.react-flow__connection .animated{stroke-dasharray:5;-webkit-animation:dashdraw .5s linear infinite;animation:dashdraw .5s linear infinite}.react-flow__connectionline{z-index:1001}.react-flow__nodes{pointer-events:none;transform-origin:0 0}.react-flow__node{position:absolute;-webkit-user-select:none;-moz-user-select:none;user-select:none;pointer-events:all;transform-origin:0 0;box-sizing:border-box;cursor:-webkit-grab;cursor:grab}.react-flow__node.dragging{cursor:-webkit-grabbing;cursor:grabbing}.react-flow__nodesselection{z-index:3;transform-origin:left top;pointer-events:none}.react-flow__nodesselection-rect{position:absolute;pointer-events:all;cursor:-webkit-grab;cursor:grab}.react-flow__handle{position:absolute;pointer-events:none;min-width:5px;min-height:5px;width:6px;height:6px;background:#1a192b;border:1px solid white;border-radius:100%}.react-flow__handle.connectionindicator{pointer-events:all;cursor:crosshair}.react-flow__handle-bottom{top:auto;left:50%;bottom:-4px;transform:translate(-50%)}.react-flow__handle-top{left:50%;top:-4px;transform:translate(-50%)}.react-flow__handle-left{top:50%;left:-4px;transform:translateY(-50%)}.react-flow__handle-right{right:-4px;top:50%;transform:translateY(-50%)}.react-flow__edgeupdater{cursor:move;pointer-events:all}.react-flow__panel{position:absolute;z-index:5;margin:15px}.react-flow__panel.top{top:0}.react-flow__panel.bottom{bottom:0}.react-flow__panel.left{left:0}.react-flow__panel.right{right:0}.react-flow__panel.center{left:50%;transform:translate(-50%)}.react-flow__attribution{font-size:10px;background:#ffffff80;padding:2px 3px;margin:0}.react-flow__attribution a{text-decoration:none;color:#999}@-webkit-keyframes dashdraw{0%{stroke-dashoffset:10}}@keyframes dashdraw{0%{stroke-dashoffset:10}}.react-flow__edgelabel-renderer{position:absolute;width:100%;height:100%;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.react-flow__edge.updating .react-flow__edge-path{stroke:#777}.react-flow__edge-text{font-size:10px}.react-flow__node.selectable:focus,.react-flow__node.selectable:focus-visible{outline:none}.react-flow__node-default,.react-flow__node-input,.react-flow__node-output,.react-flow__node-group{padding:10px;border-radius:3px;width:150px;font-size:12px;color:#222;text-align:center;border-width:1px;border-style:solid;border-color:#1a192b;background-color:#fff}.react-flow__node-default.selectable:hover,.react-flow__node-input.selectable:hover,.react-flow__node-output.selectable:hover,.react-flow__node-group.selectable:hover{box-shadow:0 1px 4px 1px #00000014}.react-flow__node-default.selectable.selected,.react-flow__node-default.selectable:focus,.react-flow__node-default.selectable:focus-visible,.react-flow__node-input.selectable.selected,.react-flow__node-input.selectable:focus,.react-flow__node-input.selectable:focus-visible,.react-flow__node-output.selectable.selected,.react-flow__node-output.selectable:focus,.react-flow__node-output.selectable:focus-visible,.react-flow__node-group.selectable.selected,.react-flow__node-group.selectable:focus,.react-flow__node-group.selectable:focus-visible{box-shadow:0 0 0 .5px #1a192b}.react-flow__node-group{background-color:#f0f0f040}.react-flow__nodesselection-rect,.react-flow__selection{background:#0059dc14;border:1px dotted rgba(0,89,220,.8)}.react-flow__nodesselection-rect:focus,.react-flow__nodesselection-rect:focus-visible,.react-flow__selection:focus,.react-flow__selection:focus-visible{outline:none}.react-flow__controls{box-shadow:0 0 2px 1px #00000014}.react-flow__controls-button{border:none;background:#fefefe;border-bottom:1px solid #eee;box-sizing:content-box;display:flex;justify-content:center;align-items:center;width:16px;height:16px;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none;padding:5px}.react-flow__controls-button:hover{background:#f4f4f4}.react-flow__controls-button svg{width:100%;max-width:12px;max-height:12px}.react-flow__controls-button:disabled{pointer-events:none}.react-flow__controls-button:disabled svg{fill-opacity:.4}.react-flow__minimap{background-color:#fff}.react-flow__minimap svg{display:block}.react-flow__resize-control{position:absolute}.react-flow__resize-control.left,.react-flow__resize-control.right{cursor:ew-resize}.react-flow__resize-control.top,.react-flow__resize-control.bottom{cursor:ns-resize}.react-flow__resize-control.top.left,.react-flow__resize-control.bottom.right{cursor:nwse-resize}.react-flow__resize-control.bottom.left,.react-flow__resize-control.top.right{cursor:nesw-resize}.react-flow__resize-control.handle{width:4px;height:4px;border:1px solid #fff;border-radius:1px;background-color:#3367d9;transform:translate(-50%,-50%)}.react-flow__resize-control.handle.left{left:0;top:50%}.react-flow__resize-control.handle.right{left:100%;top:50%}.react-flow__resize-control.handle.top{left:50%;top:0}.react-flow__resize-control.handle.bottom{left:50%;top:100%}.react-flow__resize-control.handle.top.left,.react-flow__resize-control.handle.bottom.left{left:0}.react-flow__resize-control.handle.top.right,.react-flow__resize-control.handle.bottom.right{left:100%}.react-flow__resize-control.line{border-color:#3367d9;border-width:0;border-style:solid}.react-flow__resize-control.line.left,.react-flow__resize-control.line.right{width:1px;transform:translate(-50%);top:0;height:100%}.react-flow__resize-control.line.left{left:0;border-left-width:1px}.react-flow__resize-control.line.right{left:100%;border-right-width:1px}.react-flow__resize-control.line.top,.react-flow__resize-control.line.bottom{height:1px;transform:translateY(-50%);left:0;width:100%}.react-flow__resize-control.line.top{top:0;border-top-width:1px}.react-flow__resize-control.line.bottom{border-bottom-width:1px;top:100%}.custom-node{padding:12px 16px;border-radius:10px;background:#fff;border:1px solid #ddd;box-shadow:0 2px 8px #00000014;min-width:160px;max-width:220px;transition:all .2s ease;cursor:pointer;position:relative}.custom-node:hover{box-shadow:0 4px 16px #0000001f;transform:translateY(-2px);z-index:1000}.node-content{display:flex;align-items:center;gap:8px;font-size:14px;line-height:1.5;text-align:center;justify-content:center}.node-icon{font-size:18px;flex-shrink:0}.node-label{color:#2c3e50;font-weight:500;word-break:keep-all}.node-tooltip{position:absolute;top:100%;left:50%;transform:translate(-50%);margin-top:8px;padding:12px 16px;background:#000000e6;color:#fff;border-radius:8px;font-size:13px;line-height:1.6;white-space:normal;max-width:300px;min-width:200px;box-shadow:0 4px 20px #0000004d;z-index:10000;pointer-events:none;word-break:keep-all;text-align:left}.node-tooltip:before{content:"";position:absolute;bottom:100%;left:50%;transform:translate(-50%);border:6px solid transparent;border-bottom-color:#000000e6}.node-level-0{background:#eef2ff;border:2px solid #6366f1;padding:14px 20px;min-width:180px}.node-level-0 .node-label{color:#4338ca;font-size:16px;font-weight:700}.node-level-0 .node-icon{font-size:22px}.node-level-1{background:#f0fdf4;border:1px solid #22c55e;padding:12px 16px}.node-level-1 .node-label{color:#16a34a;font-size:14px;font-weight:600}.node-level-1 .node-icon{font-size:18px}.node-level-2{background:#fff7ed;border:1px solid #fb923c;padding:10px 14px}.node-level-2 .node-label{color:#ea580c;font-size:13px;font-weight:500}.node-level-2 .node-icon{font-size:16px}.node-level-3{background:#f9fafb;border:1px solid #d1d5db;padding:10px 14px;max-width:200px}.node-level-3 .node-label{color:#6b7280;font-size:13px;font-weight:400}.node-level-3 .node-icon{font-size:14px}.react-flow__handle{width:8px;height:8px;border-radius:50%;border:2px solid white;background:#6366f1}.custom-node:hover .react-flow__handle{width:10px;height:10px;background:#4338ca}.mindmap-flow-container{width:100%;height:100%;display:flex;flex-direction:column;background:#f7fafc;overflow:hidden}.mindmap-header{display:flex;justify-content:space-between;align-items:center;padding:.75rem 2rem;background:#fff;border-bottom:1px solid #e0e0e0;box-shadow:0 2px 4px #0000000d;flex-shrink:0}.mindmap-header h3{font-size:.95rem;color:#2c3e50;font-weight:600;margin:0}.mindmap-actions{display:flex;align-items:center;gap:1.5rem}.mindmap-info{font-size:.75rem;color:#718096;font-style:italic}.download-menu{position:relative}.download-btn{padding:.5rem 1rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:.5rem}.download-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.download-dropdown{position:absolute;top:calc(100% + .5rem);right:0;background:#fff;border:1px solid #e2e8f0;border-radius:8px;box-shadow:0 4px 12px #00000026;min-width:160px;z-index:1000;overflow:hidden;animation:dropdownFadeIn .2s ease-out}@keyframes dropdownFadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.download-option{width:100%;padding:.75rem 1rem;background:#fff;border:none;text-align:left;font-size:.85rem;color:#2d3748;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:.5rem}.download-option:hover{background:#f7fafc;color:#667eea}.download-option:not(:last-child){border-bottom:1px solid #e2e8f0}.reactflow-wrapper{flex:1;width:100%;height:100%}.mindmap-empty{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff;padding:3rem}.empty-icon{font-size:4rem;margin-bottom:1rem;opacity:.3}.empty-text{color:#a0aec0;font-size:1rem;text-align:center}.react-flow__controls button{background:#fff;border:1px solid #cbd5e0;box-shadow:0 2px 4px #0000001a}.react-flow__controls button:hover{background:#f7fafc}.react-flow__minimap{background:#fff;border:1px solid #cbd5e0;border-radius:4px}.react-flow__edge-path{stroke:#b1b1b7;stroke-width:2}.react-flow__edge.selected .react-flow__edge-path{stroke:#667eea}*{margin:0;padding:0;box-sizing:border-box}.app{height:100vh;display:flex;flex-direction:column;background:#f7fafc;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}.app-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:.5rem 2rem;box-shadow:0 2px 8px #0000001a;display:flex;justify-content:space-between;align-items:center}.app-header h1{font-size:1.3rem;font-weight:700}.server-status{font-size:.85rem;display:flex;align-items:center;gap:.5rem}.status-checking{color:#ffffffb3}.status-healthy{color:#48bb78;font-weight:600}.status-error{color:#f56565;font-weight:600;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.app-content{flex:1;display:flex;flex-direction:row;overflow:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f7fafc}::-webkit-scrollbar-thumb{background:#cbd5e0;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a0aec0}.chat-panel{display:flex;flex-direction:column;background:#fff;border-right:1px solid #e2e8f0;transition:width .1s ease-out}.chat-history{flex:1;overflow-y:auto;padding:2rem 1.5rem;display:flex;flex-direction:column;gap:1.5rem}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;color:#718096}.empty-state h2{font-size:2rem;margin-bottom:1rem;color:#2d3748}.empty-state p{font-size:1.1rem;max-width:400px;line-height:1.6}.chat-messages{display:flex;flex-direction:column;gap:1rem}.message{display:flex;gap:1rem;animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-shrink:0}.user-message .message-avatar{background:linear-gradient(135deg,#667eea,#764ba2)}.ai-message .message-avatar{background:linear-gradient(135deg,#f093fb,#f5576c)}.message-content{flex:1;display:flex;flex-direction:column}.message-text{background:#f7fafc;padding:1rem 1.25rem;border-radius:12px;line-height:1.7;color:#2d3748;white-space:pre-wrap;word-break:break-word}.user-message .message-text{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.ai-message .message-text{background:#f7fafc;border:1px solid #e2e8f0}.connection-badge{margin-top:.75rem;padding:.5rem .75rem;background:linear-gradient(135deg,#667eea15,#764ba215);border-left:3px solid #667eea;border-radius:6px;font-size:.85rem;color:#667eea;font-weight:500;display:flex;align-items:center;gap:.5rem}.token-info{margin-top:.5rem;padding:.4rem .6rem;background:#f0f4ff;border-radius:6px;font-size:.8rem;color:#4a5568;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.token-label{font-weight:600;color:#2d3748}.token-value{font-weight:700;color:#667eea;font-size:.9rem}.token-detail{color:#718096;font-size:.75rem}.loading-message{opacity:.7}.typing-indicator{display:flex;gap:4px;padding:1rem 1.25rem;background:#f7fafc;border-radius:12px;width:fit-content}.typing-indicator span{width:8px;height:8px;background:#a0aec0;border-radius:50%;animation:typing 1.4s infinite}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0);opacity:.5}30%{transform:translateY(-10px);opacity:1}}.mindmap-panel{background:#fafafa;position:relative;overflow:hidden;transition:width .1s ease-out}.resizer{width:6px;background:transparent;cursor:col-resize;position:relative;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:background .2s}.resizer:hover{background:#667eea1a}.resizer:hover .resizer-line{background:#667eea;width:3px}.resizer:active{background:#667eea33}.resizer-line{width:1px;height:100%;background:#e2e8f0;transition:all .2s;pointer-events:none}:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;min-width:320px;min-height:100vh}#root{width:100%;height:100vh}
