*{box-sizing:border-box}body{margin:0;min-width:320px}#root{min-height:100vh}.react-flow{direction:ltr;--xy-edge-stroke-default: #b1b1b7;--xy-edge-stroke-width-default: 1;--xy-edge-stroke-selected-default: #555;--xy-connectionline-stroke-default: #b1b1b7;--xy-connectionline-stroke-width-default: 1;--xy-attribution-background-color-default: rgba(255, 255, 255, .5);--xy-minimap-background-color-default: #fff;--xy-minimap-mask-background-color-default: rgba(240, 240, 240, .6);--xy-minimap-mask-stroke-color-default: transparent;--xy-minimap-mask-stroke-width-default: 1;--xy-minimap-node-background-color-default: #e2e2e2;--xy-minimap-node-stroke-color-default: transparent;--xy-minimap-node-stroke-width-default: 2;--xy-background-color-default: transparent;--xy-background-pattern-dots-color-default: #91919a;--xy-background-pattern-lines-color-default: #eee;--xy-background-pattern-cross-color-default: #e2e2e2;background-color:var(--xy-background-color, var(--xy-background-color-default));--xy-node-color-default: inherit;--xy-node-border-default: 1px solid #1a192b;--xy-node-background-color-default: #fff;--xy-node-group-background-color-default: rgba(240, 240, 240, .25);--xy-node-boxshadow-hover-default: 0 1px 4px 1px rgba(0, 0, 0, .08);--xy-node-boxshadow-selected-default: 0 0 0 .5px #1a192b;--xy-node-border-radius-default: 3px;--xy-handle-background-color-default: #1a192b;--xy-handle-border-color-default: #fff;--xy-selection-background-color-default: rgba(0, 89, 220, .08);--xy-selection-border-default: 1px dotted rgba(0, 89, 220, .8);--xy-controls-button-background-color-default: #fefefe;--xy-controls-button-background-color-hover-default: #f4f4f4;--xy-controls-button-color-default: inherit;--xy-controls-button-color-hover-default: inherit;--xy-controls-button-border-color-default: #eee;--xy-controls-box-shadow-default: 0 0 2px 1px rgba(0, 0, 0, .08);--xy-edge-label-background-color-default: #ffffff;--xy-edge-label-color-default: inherit;--xy-resize-background-color-default: #3367d9}.react-flow.dark{--xy-edge-stroke-default: #3e3e3e;--xy-edge-stroke-width-default: 1;--xy-edge-stroke-selected-default: #727272;--xy-connectionline-stroke-default: #b1b1b7;--xy-connectionline-stroke-width-default: 1;--xy-attribution-background-color-default: rgba(150, 150, 150, .25);--xy-minimap-background-color-default: #141414;--xy-minimap-mask-background-color-default: rgba(60, 60, 60, .6);--xy-minimap-mask-stroke-color-default: transparent;--xy-minimap-mask-stroke-width-default: 1;--xy-minimap-node-background-color-default: #2b2b2b;--xy-minimap-node-stroke-color-default: transparent;--xy-minimap-node-stroke-width-default: 2;--xy-background-color-default: #141414;--xy-background-pattern-dots-color-default: #777;--xy-background-pattern-lines-color-default: #777;--xy-background-pattern-cross-color-default: #777;--xy-node-color-default: #f8f8f8;--xy-node-border-default: 1px solid #3c3c3c;--xy-node-background-color-default: #1e1e1e;--xy-node-group-background-color-default: rgba(240, 240, 240, .25);--xy-node-boxshadow-hover-default: 0 1px 4px 1px rgba(255, 255, 255, .08);--xy-node-boxshadow-selected-default: 0 0 0 .5px #999;--xy-handle-background-color-default: #bebebe;--xy-handle-border-color-default: #1e1e1e;--xy-selection-background-color-default: rgba(200, 200, 220, .08);--xy-selection-border-default: 1px dotted rgba(200, 200, 220, .8);--xy-controls-button-background-color-default: #2b2b2b;--xy-controls-button-background-color-hover-default: #3e3e3e;--xy-controls-button-color-default: #f8f8f8;--xy-controls-button-color-hover-default: #fff;--xy-controls-button-border-color-default: #5b5b5b;--xy-controls-box-shadow-default: 0 0 2px 1px rgba(0, 0, 0, .08);--xy-edge-label-background-color-default: #141414;--xy-edge-label-color-default: #f8f8f8}.react-flow__background{background-color:var(--xy-background-color-props, var(--xy-background-color, var(--xy-background-color-default)));pointer-events:none;z-index:-1}.react-flow__container{position:absolute;width:100%;height:100%;top:0;left:0}.react-flow__pane{z-index:1}.react-flow__pane.draggable{cursor:grab}.react-flow__pane.dragging{cursor:grabbing}.react-flow__pane.selection{cursor:pointer}.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__edge-path{stroke:var(--xy-edge-stroke, var(--xy-edge-stroke-default));stroke-width:var(--xy-edge-stroke-width, var(--xy-edge-stroke-width-default));fill:none}.react-flow__connection-path{stroke:var(--xy-connectionline-stroke, var(--xy-connectionline-stroke-default));stroke-width:var(--xy-connectionline-stroke-width, var(--xy-connectionline-stroke-width-default));fill:none}.react-flow .react-flow__edges{position:absolute}.react-flow .react-flow__edges svg{overflow:visible;position:absolute;pointer-events:none}.react-flow__edge{pointer-events:visibleStroke}.react-flow__edge.selectable{cursor:pointer}.react-flow__edge.animated path{stroke-dasharray:5;animation:dashdraw .5s linear infinite}.react-flow__edge.animated path.react-flow__edge-interaction{stroke-dasharray: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.selectable:focus .react-flow__edge-path,.react-flow__edge.selectable:focus-visible .react-flow__edge-path{stroke:var(--xy-edge-stroke-selected, var(--xy-edge-stroke-selected-default))}.react-flow__edge-textwrapper{pointer-events:all}.react-flow__edge .react-flow__edge-text{pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.react-flow__arrowhead polyline{stroke:var(--xy-edge-stroke, var(--xy-edge-stroke-default))}.react-flow__arrowhead polyline.arrowclosed{fill:var(--xy-edge-stroke, var(--xy-edge-stroke-default))}.react-flow__connection{pointer-events:none}.react-flow__connection .animated{stroke-dasharray:5;animation:dashdraw .5s linear infinite}svg.react-flow__connectionline{z-index:1001;overflow:visible;position:absolute}.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:default}.react-flow__node.selectable{cursor:pointer}.react-flow__node.draggable{cursor:grab;pointer-events:all}.react-flow__node.draggable.dragging{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:grab}.react-flow__handle{position:absolute;pointer-events:none;min-width:5px;min-height:5px;width:6px;height:6px;background-color:var(--xy-handle-background-color, var(--xy-handle-background-color-default));border:1px solid var(--xy-handle-border-color, var(--xy-handle-border-color-default));border-radius:100%}.react-flow__handle.connectingfrom{pointer-events:all}.react-flow__handle.connectionindicator{pointer-events:all;cursor:crosshair}.react-flow__handle-bottom{top:auto;left:50%;bottom:0;transform:translate(-50%,50%)}.react-flow__handle-top{top:0;left:50%;transform:translate(-50%,-50%)}.react-flow__handle-left{top:50%;left:0;transform:translate(-50%,-50%)}.react-flow__handle-right{top:50%;right:0;transform:translate(50%,-50%)}.react-flow__edgeupdater{cursor:move;pointer-events:all}.react-flow__pane.selection .react-flow__panel{pointer-events:none}.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.top.center,.react-flow__panel.bottom.center{left:50%;transform:translate(-15px) translate(-50%)}.react-flow__panel.left{left:0}.react-flow__panel.right{right:0}.react-flow__panel.left.center,.react-flow__panel.right.center{top:50%;transform:translateY(-15px) translateY(-50%)}.react-flow__attribution{font-size:10px;background:var(--xy-attribution-background-color, var(--xy-attribution-background-color-default));padding:2px 3px;margin:0}.react-flow__attribution a{text-decoration:none;color:#999}@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;left:0;top:0}.react-flow__viewport-portal{position:absolute;width:100%;height:100%;left:0;top:0;-webkit-user-select:none;-moz-user-select:none;user-select:none}.react-flow__minimap{background:var( --xy-minimap-background-color-props, var(--xy-minimap-background-color, var(--xy-minimap-background-color-default)) )}.react-flow__minimap-svg{display:block}.react-flow__minimap-mask{fill:var( --xy-minimap-mask-background-color-props, var(--xy-minimap-mask-background-color, var(--xy-minimap-mask-background-color-default)) );stroke:var( --xy-minimap-mask-stroke-color-props, var(--xy-minimap-mask-stroke-color, var(--xy-minimap-mask-stroke-color-default)) );stroke-width:var( --xy-minimap-mask-stroke-width-props, var(--xy-minimap-mask-stroke-width, var(--xy-minimap-mask-stroke-width-default)) )}.react-flow__minimap-node{fill:var( --xy-minimap-node-background-color-props, var(--xy-minimap-node-background-color, var(--xy-minimap-node-background-color-default)) );stroke:var( --xy-minimap-node-stroke-color-props, var(--xy-minimap-node-stroke-color, var(--xy-minimap-node-stroke-color-default)) );stroke-width:var( --xy-minimap-node-stroke-width-props, var(--xy-minimap-node-stroke-width, var(--xy-minimap-node-stroke-width-default)) )}.react-flow__background-pattern.dots{fill:var( --xy-background-pattern-color-props, var(--xy-background-pattern-color, var(--xy-background-pattern-dots-color-default)) )}.react-flow__background-pattern.lines{stroke:var( --xy-background-pattern-color-props, var(--xy-background-pattern-color, var(--xy-background-pattern-lines-color-default)) )}.react-flow__background-pattern.cross{stroke:var( --xy-background-pattern-color-props, var(--xy-background-pattern-color, var(--xy-background-pattern-cross-color-default)) )}.react-flow__controls{display:flex;flex-direction:column;box-shadow:var(--xy-controls-box-shadow, var(--xy-controls-box-shadow-default))}.react-flow__controls.horizontal{flex-direction:row}.react-flow__controls-button{display:flex;justify-content:center;align-items:center;height:26px;width:26px;padding:4px;border:none;background:var(--xy-controls-button-background-color, var(--xy-controls-button-background-color-default));border-bottom:1px solid var( --xy-controls-button-border-color-props, var(--xy-controls-button-border-color, var(--xy-controls-button-border-color-default)) );color:var( --xy-controls-button-color-props, var(--xy-controls-button-color, var(--xy-controls-button-color-default)) );cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.react-flow__controls-button svg{width:100%;max-width:12px;max-height:12px;fill:currentColor}.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-input,.react-flow__node-default,.react-flow__node-output,.react-flow__node-group{padding:10px;border-radius:var(--xy-node-border-radius, var(--xy-node-border-radius-default));width:150px;font-size:12px;color:var(--xy-node-color, var(--xy-node-color-default));text-align:center;border:var(--xy-node-border, var(--xy-node-border-default));background-color:var(--xy-node-background-color, var(--xy-node-background-color-default))}.react-flow__node-input.selectable:hover,.react-flow__node-default.selectable:hover,.react-flow__node-output.selectable:hover,.react-flow__node-group.selectable:hover{box-shadow:var(--xy-node-boxshadow-hover, var(--xy-node-boxshadow-hover-default))}.react-flow__node-input.selectable.selected,.react-flow__node-input.selectable:focus,.react-flow__node-input.selectable:focus-visible,.react-flow__node-default.selectable.selected,.react-flow__node-default.selectable:focus,.react-flow__node-default.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:var(--xy-node-boxshadow-selected, var(--xy-node-boxshadow-selected-default))}.react-flow__node-group{background-color:var(--xy-node-group-background-color, var(--xy-node-group-background-color-default))}.react-flow__nodesselection-rect,.react-flow__selection{background:var(--xy-selection-background-color, var(--xy-selection-background-color-default));border:var(--xy-selection-border, var(--xy-selection-border-default))}.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-button:hover{background:var( --xy-controls-button-background-color-hover-props, var(--xy-controls-button-background-color-hover, var(--xy-controls-button-background-color-hover-default)) );color:var( --xy-controls-button-color-hover-props, var(--xy-controls-button-color-hover, var(--xy-controls-button-color-hover-default)) )}.react-flow__controls-button:disabled{pointer-events:none}.react-flow__controls-button:disabled svg{fill-opacity:.4}.react-flow__controls-button:last-child{border-bottom:none}.react-flow__controls.horizontal .react-flow__controls-button{border-bottom:none;border-right:1px solid var( --xy-controls-button-border-color-props, var(--xy-controls-button-border-color, var(--xy-controls-button-border-color-default)) )}.react-flow__controls.horizontal .react-flow__controls-button:last-child{border-right:none}.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:5px;height:5px;border:1px solid #fff;border-radius:1px;background-color:var(--xy-resize-background-color, var(--xy-resize-background-color-default));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:var(--xy-resize-background-color, var(--xy-resize-background-color-default));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%}.react-flow__edge-textbg{fill:var(--xy-edge-label-background-color, var(--xy-edge-label-background-color-default))}.react-flow__edge-text{fill:var(--xy-edge-label-color, var(--xy-edge-label-color-default))}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;line-height:1.6;color:#333;background-color:#f5f5f5}.app-layout{min-height:100vh;display:flex;flex-direction:column}.app-body{display:flex;flex:1}.app-main{flex:1;padding:24px;background-color:#fff}.app-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background-color:#1a73e8;color:#fff;box-shadow:0 2px 4px #0000001a}.app-title{font-size:1.25rem;font-weight:600}.header-right{display:flex;align-items:center;gap:16px}.user-info{font-size:.875rem}.user-role{margin-left:8px;opacity:.8}.logout-button{padding:8px 16px;background-color:transparent;border:1px solid white;color:#fff;border-radius:4px;cursor:pointer;transition:background-color .2s}.logout-button:hover{background-color:#ffffff1a}.app-nav{width:220px;background-color:#f8f9fa;border-right:1px solid #e0e0e0;padding:16px 0}.nav-list{list-style:none}.nav-link{display:block;padding:12px 24px;color:#333;text-decoration:none;transition:background-color .2s}.nav-link:hover{background-color:#e8f0fe}.nav-link.active{background-color:#e8f0fe;color:#1a73e8;font-weight:500;border-left:3px solid #1a73e8}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#f5f5f5}.login-card{background-color:#fff;padding:48px;border-radius:8px;box-shadow:0 2px 8px #0000001a;width:100%;max-width:400px}.login-title{font-size:1.5rem;text-align:center;margin-bottom:8px;color:#1a73e8}.login-subtitle{text-align:center;color:#666;margin-bottom:32px}.login-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:500;color:#333}.form-group input,.form-group select{padding:12px;border:1px solid #ddd;border-radius:4px;font-size:1rem}.form-group input:focus,.form-group select:focus{outline:none;border-color:#1a73e8;box-shadow:0 0 0 2px #1a73e833}.error-message{color:#d32f2f;font-size:.875rem;text-align:center}.login-button{padding:12px;background-color:#1a73e8;color:#fff;border:none;border-radius:4px;font-size:1rem;font-weight:500;cursor:pointer;transition:background-color .2s}.login-button:hover:not(:disabled){background-color:#1557b0}.login-button:disabled{background-color:#ccc;cursor:not-allowed}.signup-link{text-align:center;margin-top:24px;color:#666}.signup-link a{color:#1a73e8;text-decoration:none;font-weight:500}.signup-link a:hover{text-decoration:underline}.dashboard-page{max-width:800px}.dashboard-page h2{margin-bottom:8px}.dashboard-role{color:#666;margin-bottom:32px}.quick-links h3{margin-bottom:16px;color:#333}.quick-links-list{list-style:none;display:flex;flex-direction:column;gap:8px}.quick-link{display:inline-block;padding:12px 16px;background-color:#e8f0fe;color:#1a73e8;text-decoration:none;border-radius:4px;transition:background-color .2s}.quick-link:hover{background-color:#d2e3fc}.placeholder-page{text-align:center;padding:48px;color:#666}.placeholder-page h2{margin-bottom:16px;color:#333}.not-found-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.not-found-page h1{font-size:6rem;color:#1a73e8;margin-bottom:16px}.not-found-page p{font-size:1.5rem;color:#666;margin-bottom:32px}.back-link{padding:12px 24px;background-color:#1a73e8;color:#fff;text-decoration:none;border-radius:4px;transition:background-color .2s}.back-link:hover{background-color:#1557b0}.loading-container{min-height:100vh;display:flex;align-items:center;justify-content:center}.maps-page{max-width:1200px}.maps-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.maps-header h2{margin:0}.create-button{padding:10px 20px;background-color:#1a73e8;color:#fff;border:none;border-radius:4px;font-size:1rem;cursor:pointer;transition:background-color .2s}.create-button:hover{background-color:#1557b0}.empty-state{text-align:center;padding:48px;color:#666;background-color:#f8f9fa;border-radius:8px}.maps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.map-card{background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;overflow:hidden;transition:box-shadow .2s}.map-card:hover{box-shadow:0 4px 12px #0000001a}.map-card-link{display:block;padding:20px;text-decoration:none;color:inherit}.map-card h3{margin:0 0 8px;color:#333}.map-meta{color:#666;font-size:.875rem;margin:0 0 4px}.map-date{color:#999;font-size:.75rem;margin:0}.delete-button{width:100%;padding:10px;background-color:transparent;color:#d32f2f;border:none;border-top:1px solid #e0e0e0;cursor:pointer;transition:background-color .2s}.delete-button:hover{background-color:#ffebee}.map-editor-page{display:flex;flex-direction:column;height:calc(100vh - 120px)}.editor-toolbar{display:flex;align-items:center;gap:16px;padding:12px 0;border-bottom:1px solid #e0e0e0;margin-bottom:16px}.back-button{padding:8px 16px;background-color:transparent;border:1px solid #ddd;border-radius:4px;cursor:pointer;transition:background-color .2s}.back-button:hover{background-color:#f5f5f5}.title-input{flex:1;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:1.125rem;font-weight:500}.title-input:focus{outline:none;border-color:#1a73e8}.save-button{padding:8px 24px;background-color:#1a73e8;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background-color .2s}.save-button:hover:not(:disabled){background-color:#1557b0}.save-button:disabled{background-color:#ccc;cursor:not-allowed}.editor-container{flex:1;border:1px solid #e0e0e0;border-radius:8px;overflow:hidden}.editor-hint{position:absolute;bottom:16px;left:50%;transform:translate(-50%);padding:8px 16px;background-color:#000000b3;color:#fff;border-radius:4px;font-size:.875rem;pointer-events:none}.dialog-overlay{position:fixed;inset:0;background-color:#0000004d;z-index:1000}.add-node-dialog{background-color:#fff;border-radius:8px;box-shadow:0 4px 20px #0003;padding:20px;min-width:280px;transform:translate(-50%,-50%)}.add-node-dialog h3{margin:0 0 16px;color:#333}.type-buttons{display:flex;gap:8px}.type-button{flex:1;padding:10px;border:2px solid #ddd;border-radius:4px;background-color:#fff;cursor:pointer;transition:all .2s}.type-button:hover{border-color:#999}.type-button.active.noun{border-color:#3b82f6;background-color:#eff6ff;color:#3b82f6}.type-button.active.verb{border-color:#ef4444;background-color:#fef2f2;color:#ef4444}.color-palette{display:flex;gap:8px;flex-wrap:wrap}.color-button{width:32px;height:32px;border:2px solid transparent;border-radius:4px;cursor:pointer;transition:transform .2s}.color-button:hover{transform:scale(1.1)}.color-button.selected{border-color:#333;box-shadow:0 0 0 2px #fff,0 0 0 4px #333}.dialog-actions{display:flex;gap:8px;margin-top:20px}.cancel-button{flex:1;padding:10px;background-color:#fff;border:1px solid #ddd;border-radius:4px;cursor:pointer;transition:background-color .2s}.cancel-button:hover{background-color:#f5f5f5}.add-button{flex:1;padding:10px;background-color:#1a73e8;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background-color .2s}.add-button:hover:not(:disabled){background-color:#1557b0}.add-button:disabled{background-color:#ccc;cursor:not-allowed}.add-link-dialog{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#fff;border-radius:8px;box-shadow:0 4px 20px #0003;padding:24px;min-width:400px;max-width:500px;z-index:1001}.add-link-dialog h3{margin:0 0 16px;color:#333}.link-preview{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;background-color:#f8f9fa;border-radius:8px;margin-bottom:20px;flex-wrap:wrap}.link-preview .node-label{padding:6px 12px;border-radius:4px;font-weight:500}.link-preview .node-label.source{background-color:#dbeafe;color:#1e40af}.link-preview .node-label.target{background-color:#d1fae5;color:#065f46}.link-preview .arrow{color:#6b7280;font-size:1.25rem}.link-preview .link-label-preview{padding:6px 12px;background-color:#fef3c7;color:#92400e;border-radius:4px;font-weight:500}.label-buttons{display:flex;flex-direction:column;gap:8px}.label-button{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border:2px solid #e0e0e0;border-radius:8px;background-color:#fff;cursor:pointer;transition:all .2s;text-align:left}.label-button:hover{border-color:#1a73e8;background-color:#f0f7ff}.label-button.active{border-color:#1a73e8;background-color:#e8f0fe}.label-description{color:#666;font-size:.875rem;margin-left:12px}.node-type-badge{display:inline-block;font-size:.625rem;padding:2px 6px;margin-left:6px;border-radius:10px;background-color:#ffffff4d;vertical-align:middle}.link-preview .node-label.verb{background-color:#fef3c7;color:#92400e}.link-preview .node-label.noun{background-color:#dbeafe;color:#1e40af}.swap-button{display:block;width:100%;padding:10px 16px;margin-bottom:16px;border:2px dashed #6b7280;border-radius:8px;background-color:#f9fafb;color:#374151;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s}.swap-button:hover{border-color:#1a73e8;background-color:#eff6ff;color:#1a73e8}.link-error-message{padding:12px 16px;margin-bottom:16px;background-color:#fef2f2;border:1px solid #fecaca;border-radius:8px;color:#dc2626;font-size:.875rem;text-align:center}.concept-map-editor{position:relative}.editor-toolbar-buttons{position:absolute;top:10px;left:10px;z-index:100;display:flex;gap:8px}.toolbar-button{padding:8px 16px;border:none;border-radius:4px;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s;box-shadow:0 2px 4px #0000001a}.toolbar-button:disabled{opacity:.5;cursor:not-allowed}.add-node-btn{background-color:#1a73e8;color:#fff}.add-node-btn:hover:not(:disabled){background-color:#1557b0}.add-link-btn{background-color:#34a853;color:#fff}.add-link-btn:hover:not(:disabled){background-color:#2d8e47}.delete-btn{background-color:#ea4335;color:#fff}.delete-btn:hover:not(:disabled){background-color:#c5382d}.topics-page{max-width:1200px}.topics-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.topics-header h2{margin:0}.topics-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}.topic-card{background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;overflow:hidden;transition:box-shadow .2s}.topic-card:hover{box-shadow:0 4px 12px #0000001a}.topic-card-content{padding:20px;cursor:pointer}.topic-card h3{margin:0 0 8px;color:#333}.topic-description{color:#666;font-size:.875rem;margin:0 0 12px;line-height:1.5}.topic-date{color:#999;font-size:.75rem;margin:0}.topic-actions{display:flex;border-top:1px solid #e0e0e0}.topic-actions .secondary-button,.topic-actions .edit-button,.topic-actions .delete-button{flex:1;padding:10px;background-color:transparent;border:none;cursor:pointer;transition:background-color .2s}.topic-actions .secondary-button{color:#5f6368;border-right:1px solid #e0e0e0}.topic-actions .secondary-button:hover{background-color:#f1f3f4}.topic-actions .edit-button{color:#1a73e8;border-right:1px solid #e0e0e0}.topic-actions .edit-button:hover{background-color:#e8f0fe}.topic-actions .delete-button{color:#d32f2f}.topic-actions .delete-button:hover{background-color:#ffebee}.topic-maps-section{border-top:1px solid #e0e0e0;padding:16px 20px;background-color:#fafafa}.topic-maps-section .loading-text{color:#666;font-size:.875rem;margin:0}.maps-category{margin-bottom:16px}.maps-category:last-child{margin-bottom:0}.maps-category h4{font-size:.875rem;color:#333;margin:0 0 8px;font-weight:600}.maps-list{list-style:none;padding:0;margin:0}.maps-list li{padding:8px 0;border-bottom:1px solid #e8e8e8;display:flex;align-items:center;gap:8px}.maps-list li:last-child{border-bottom:none}.maps-list a{color:#1a73e8;text-decoration:none;font-size:.875rem}.maps-list a:hover{text-decoration:underline}.maps-list .map-meta{color:#999;font-size:.75rem}.no-maps-text{color:#999;font-size:.875rem;margin:0;font-style:italic}.topic-dialog{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#fff;border-radius:8px;box-shadow:0 4px 20px #0003;padding:24px;min-width:400px;max-width:500px;z-index:1001}.topic-dialog h3{margin:0 0 20px;color:#333}.topic-dialog .form-group{margin-bottom:16px}.topic-dialog textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:1rem;font-family:inherit;resize:vertical}.topic-dialog textarea:focus{outline:none;border-color:#1a73e8;box-shadow:0 0 0 2px #1a73e833}.topic-dialog input{width:100%}.maps-filter{display:flex;align-items:center;gap:12px;margin-bottom:16px;padding:12px 16px;background-color:#f8f9fa;border-radius:8px}.maps-filter label{font-weight:500;color:#333}.topic-select{flex:1;max-width:300px;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:.875rem;background-color:#fff}.topic-select:focus{outline:none;border-color:#1a73e8}.current-topic-info{display:flex;align-items:center;gap:8px;padding:8px 16px;background-color:#e8f0fe;border-radius:4px;margin-bottom:16px}.current-topic-info span{color:#1a73e8;font-weight:500}.clear-topic-btn{padding:4px 8px;background-color:transparent;border:1px solid #1a73e8;border-radius:4px;color:#1a73e8;font-size:.75rem;cursor:pointer;transition:background-color .2s}.clear-topic-btn:hover{background-color:#d2e3fc}.map-topic{color:#1a73e8;font-size:.75rem;margin:4px 0 0;font-weight:500}.create-map-dialog{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#fff;border-radius:8px;box-shadow:0 4px 20px #0003;padding:24px;min-width:400px;max-width:500px;z-index:1001}.create-map-dialog h3{margin:0 0 20px;color:#333}.create-map-dialog .form-group{margin-bottom:16px}.create-map-dialog select{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:1rem;background-color:#fff}.create-map-dialog select:focus{outline:none;border-color:#1a73e8;box-shadow:0 0 0 2px #1a73e833}.create-map-dialog input{width:100%}.students-page{max-width:1200px}.students-page h2{margin-bottom:24px}.students-section{margin-bottom:32px}.students-section h3{margin-bottom:16px;color:#333;font-size:1.125rem}.students-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.student-card{background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:16px;display:flex;justify-content:space-between;align-items:center;transition:box-shadow .2s}.student-card:hover{box-shadow:0 4px 12px #0000001a}.student-info h4{margin:0 0 4px;color:#333;font-size:1rem}.student-info p{margin:0;color:#666;font-size:.875rem}.student-action-btn{padding:8px 16px;border:none;border-radius:4px;font-size:.875rem;cursor:pointer;transition:background-color .2s}.student-action-btn.add{background-color:#e8f0fe;color:#1a73e8}.student-action-btn.add:hover{background-color:#d2e3fc}.student-action-btn.remove{background-color:#ffebee;color:#d32f2f}.student-action-btn.remove:hover{background-color:#ffcdd2}.form-hint{color:#666;font-size:.75rem;margin-top:4px}.language-switcher{padding:6px 12px;background-color:#ffffff1a;border:1px solid rgba(255,255,255,.3);border-radius:4px;color:#fff;font-size:.875rem;cursor:pointer;transition:background-color .2s}.language-switcher:hover{background-color:#fff3}.language-switcher:focus{outline:none;border-color:#ffffff80}.language-switcher option{background-color:#1a73e8;color:#fff}.student-actions{display:flex;gap:8px}.remove-button,.add-student-button{padding:8px 16px;border:none;border-radius:4px;font-size:.875rem;cursor:pointer;transition:background-color .2s}.remove-button{background-color:#ffebee;color:#d32f2f}.remove-button:hover{background-color:#ffcdd2}.add-student-button{background-color:#e8f0fe;color:#1a73e8}.add-student-button:hover{background-color:#d2e3fc}.student-card.unassigned{border-style:dashed;border-color:#ccc}.student-email{color:#666;font-size:.875rem}.student-date{color:#999;font-size:.75rem;margin-top:4px}.students-header{margin-bottom:24px}.comparisons-page{max-width:1200px}.comparisons-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.comparisons-header h2{margin:0}.comparisons-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.comparison-card{background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;overflow:hidden;transition:box-shadow .2s}.comparison-card:hover{box-shadow:0 4px 12px #0000001a}.comparison-card-link{display:block;padding:20px;text-decoration:none;color:inherit}.comparison-card h3{margin:0 0 8px;color:#333}.comparison-mode{color:#1a73e8;font-size:.875rem;margin:0 0 8px;font-weight:500}.comparison-meta{color:#666;font-size:.875rem;margin:0 0 4px}.comparison-date{color:#999;font-size:.75rem;margin:0}.create-comparison-dialog{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#fff;border-radius:8px;box-shadow:0 4px 20px #0003;padding:24px;min-width:500px;max-width:600px;max-height:80vh;overflow-y:auto;z-index:1001}.create-comparison-dialog h3{margin:0 0 20px;color:#333}.mode-selection p,.topic-selection p,.map-selection p{margin-bottom:12px;font-weight:500;color:#333}.mode-options{display:flex;flex-direction:column;gap:12px}.mode-option{display:flex;flex-direction:column;align-items:flex-start;padding:16px;background-color:#f8f9fa;border:2px solid #e0e0e0;border-radius:8px;cursor:pointer;transition:all .2s;text-align:left}.mode-option:hover{border-color:#1a73e8;background-color:#e8f0fe}.mode-option strong{color:#333;margin-bottom:4px}.mode-option span{color:#666;font-size:.875rem}.topic-selection select,.reference-map-selection select,.student-map-selection select{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:1rem;background-color:#fff;margin-bottom:12px}.topic-selection select:focus,.reference-map-selection select:focus,.student-map-selection select:focus{outline:none;border-color:#1a73e8}.empty-notice{color:#999;font-style:italic;padding:12px;background-color:#f8f9fa;border-radius:4px}.map-checkboxes{display:flex;flex-direction:column;gap:8px;max-height:200px;overflow-y:auto;padding:12px;background-color:#f8f9fa;border-radius:4px}.map-checkbox{display:flex;align-items:center;gap:8px;cursor:pointer}.map-checkbox input[type=checkbox]{width:18px;height:18px}.warning-message{background-color:#fff3cd;color:#856404;padding:12px;border-radius:4px;margin-bottom:16px}.comparison-view-page{max-width:1400px}.comparison-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.comparison-header h2{margin:0;flex:1;text-align:center}.permission-button{padding:8px 16px;background-color:#1a73e8;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background-color .2s}.permission-button:hover{background-color:#1557b0}.result-selector{display:flex;align-items:center;gap:12px;margin-bottom:24px;padding:12px 16px;background-color:#f8f9fa;border-radius:8px}.result-selector label{font-weight:500}.result-selector select{flex:1;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:.875rem}.similarity-score{text-align:center;margin-bottom:24px}.similarity-score h3{margin:0 0 8px;color:#666;font-size:1rem}.score-value{font-size:3rem;font-weight:700;color:#1a73e8}.comparison-stats{display:flex;gap:16px;justify-content:center;margin-bottom:24px;flex-wrap:wrap}.stat-card{display:flex;flex-direction:column;align-items:center;padding:16px 24px;background-color:#f8f9fa;border-radius:8px;min-width:120px}.stat-label{color:#666;font-size:.75rem;text-align:center;margin-bottom:4px}.stat-value{font-size:1.5rem;font-weight:600}.stat-value.matched{color:#10b981}.stat-value.unique{color:#f59e0b}.comparison-maps-container{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}.map-panel{border:1px solid #e0e0e0;border-radius:8px;overflow:hidden}.map-panel h4{margin:0;padding:12px 16px;background-color:#f8f9fa;border-bottom:1px solid #e0e0e0;font-size:1rem;color:#333}.comparison-map-view{position:relative}.map-legend{display:flex;gap:16px;justify-content:center;padding:8px;background-color:#fff;border-top:1px solid #e0e0e0}.legend-item{display:flex;align-items:center;gap:6px;font-size:.75rem;color:#666}.legend-color{width:12px;height:12px;border-radius:2px}.vocabulary-adjustments{margin-top:32px}.vocabulary-adjustments h3{margin:0 0 16px;color:#333}.adjustments-container{display:grid;grid-template-columns:1fr 1fr;gap:24px}.adjustment-column h4{margin:0 0 12px;color:#666;font-size:.875rem}.adjustments-table{width:100%;border-collapse:collapse;font-size:.875rem}.adjustments-table th,.adjustments-table td{padding:8px 12px;text-align:left;border-bottom:1px solid #e0e0e0}.adjustments-table th{background-color:#f8f9fa;font-weight:500;color:#666}.adjustments-table tbody tr:hover{background-color:#f8f9fa}.permission-manager-dialog{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#fff;border-radius:8px;box-shadow:0 4px 20px #0003;padding:24px;min-width:400px;max-width:500px;max-height:80vh;overflow-y:auto;z-index:1001}.permission-manager-dialog h3{margin:0 0 20px;color:#333}.students-permission-list p{margin-bottom:16px;color:#666}.permission-list{list-style:none;display:flex;flex-direction:column;gap:12px}.permission-item{display:flex;justify-content:space-between;align-items:center;padding:12px;background-color:#f8f9fa;border-radius:4px}.student-name{font-weight:500;color:#333}.permission-status{display:flex;align-items:center;gap:12px}.status-granted{color:#10b981;font-size:.75rem}.status-not-granted{color:#999;font-size:.75rem}.grant-button,.revoke-button{padding:6px 12px;border:none;border-radius:4px;font-size:.75rem;cursor:pointer;transition:background-color .2s}.grant-button{background-color:#10b981;color:#fff}.grant-button:hover:not(:disabled){background-color:#0d9669}.revoke-button{background-color:#ef4444;color:#fff}.revoke-button:hover:not(:disabled){background-color:#dc2626}.grant-button:disabled,.revoke-button:disabled{opacity:.5;cursor:not-allowed}.seed-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#f5f5f5;padding:20px}.seed-container{background-color:#fff;border-radius:12px;box-shadow:0 4px 20px #0000001a;padding:40px;max-width:600px;width:100%}.seed-container h1{margin:0 0 16px;color:#333;font-size:1.75rem}.seed-description{color:#666;margin-bottom:24px;line-height:1.6}.seed-info{background-color:#f8f9fa;border-radius:8px;padding:16px;margin-bottom:24px}.seed-info h3{margin:0 0 12px;font-size:1rem;color:#333}.seed-info ul{list-style:none;padding:0;margin:0}.seed-info li{padding:6px 0;color:#666}.seed-info li strong{color:#333}.seed-credentials{margin-bottom:24px}.seed-credentials h3{margin:0 0 12px;font-size:1rem;color:#333}.seed-credentials table{width:100%;border-collapse:collapse;font-size:.875rem}.seed-credentials th,.seed-credentials td{padding:10px 12px;text-align:left;border-bottom:1px solid #e0e0e0}.seed-credentials th{background-color:#f8f9fa;font-weight:500;color:#666}.seed-credentials td{font-family:Monaco,Menlo,monospace;color:#333}.seed-actions{display:flex;gap:12px;margin-bottom:24px}.seed-button{flex:1;padding:14px 24px;background-color:#1a73e8;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:background-color .2s}.seed-button:hover:not(:disabled){background-color:#1557b0}.seed-button:disabled{background-color:#93c5fd;cursor:not-allowed}.login-button{flex:1;padding:14px 24px;background-color:#fff;color:#1a73e8;border:2px solid #1a73e8;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s}.login-button:hover{background-color:#e8f0fe}.seed-progress{position:relative;height:8px;background-color:#e0e0e0;border-radius:4px;margin-bottom:24px;overflow:hidden}.progress-bar{height:100%;background-color:#1a73e8;border-radius:4px;transition:width .3s}.progress-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:.625rem;color:#666;font-weight:500}.seed-logs{border-top:1px solid #e0e0e0;padding-top:16px}.seed-logs h3{margin:0 0 12px;font-size:1rem;color:#333}.logs-container{max-height:200px;overflow-y:auto;background-color:#1e1e1e;border-radius:8px;padding:12px;font-family:Monaco,Menlo,monospace;font-size:.75rem}.log-entry{padding:4px 0;line-height:1.4}.log-info{color:#9cdcfe}.log-success{color:#4ec9b0}.log-error{color:#f14c4c}.missing-concepts,.missing-propositions{background:#fef3c7;border:1px solid #F59E0B;border-radius:8px;padding:1rem;margin-top:1rem}.missing-concepts h3,.missing-propositions h3{color:#92400e;margin-bottom:.5rem}.missing-description{color:#78716c;font-size:.875rem;margin-bottom:.75rem}.missing-list{list-style:none;padding:0;margin:0}.missing-item{display:flex;align-items:center;gap:.5rem;padding:.5rem;background:#fff;border-radius:4px;margin:.25rem 0;box-shadow:0 1px 2px #0000000d}.missing-item.proposition{font-family:monospace}.missing-item .node-type{font-size:.75rem;padding:.125rem .5rem;border-radius:4px;font-weight:500}.missing-item .node-type.noun{background:#dbeafe;color:#1e40af}.missing-item .node-type.verb{background:#fee2e2;color:#991b1b}.missing-item .node-label{padding:.125rem .5rem;border-radius:4px}.missing-item .node-label.noun{background:#dbeafe;color:#1e40af}.missing-item .node-label.verb{background:#fee2e2;color:#991b1b}.missing-item .arrow{color:#6b7280;font-weight:700}