.App{text-align:center}.App-logo{height:40vmin;pointer-events:none}@media (prefers-reduced-motion:no-preference){.App-logo{animation:App-logo-spin 20s linear infinite}}.App-header{align-items:center;background-color:#282c34;color:#fff;display:flex;flex-direction:column;font-size:calc(10px + 2vmin);justify-content:center;min-height:100vh}.App-link{color:#61dafb}@keyframes App-logo-spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.app-container{display:flex;flex-direction:column;min-height:100vh}.header{background:#2d3e50;box-shadow:0 2px 8px #0000000a;color:#fff;font-size:1.5rem;font-weight:700;letter-spacing:2px;padding:1rem 0;text-align:center}.site-title{font-family:Segoe UI,Arial,sans-serif}.main-content{align-items:center;display:flex;flex:1 1;flex-direction:column;justify-content:flex-start;padding:0 1rem 2rem}.nav-buttons{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:center;margin-top:2rem}.nav-btn{background:#4f8cff;border:none;border-radius:8px;box-shadow:0 2px 8px #4f8cff14;color:#fff;cursor:pointer;font-size:1.1rem;font-weight:500;padding:1rem 2rem;transition:background .2s,transform .2s}.nav-btn:hover{background:#2563eb;transform:translateY(-2px) scale(1.04)}.footer{background:#f5f5f5;box-shadow:0 -2px 8px #00000008;color:#888;font-size:1rem;margin-top:auto;padding:1rem 0;text-align:center}@media (max-width:600px){.nav-buttons{flex-direction:column;gap:1rem}.header{font-size:1.1rem}.nav-btn{font-size:1rem;padding:1rem 0;width:100%}}.reference-marker{color:#1976d2;cursor:pointer;font-size:.85em;position:relative;-webkit-user-select:none;user-select:none;vertical-align:super}.reference-tooltip{background:#fff;border:1px solid #1976d2;border-radius:4px;box-shadow:0 2px 8px #0000001f;color:#333;display:none;font-size:.95em;left:0;max-width:350px;min-width:200px;padding:.5em 1em;position:absolute;top:1.8em;white-space:normal;z-index:100}.reference-marker:hover .reference-tooltip{display:block}.react-flow{direction:ltr}.react-flow__container{height:100%;left:0;position:absolute;top:0;width:100%}.react-flow__pane{cursor:grab;z-index:1}.react-flow__pane.selection{cursor:pointer}.react-flow__pane.dragging{cursor:grabbing}.react-flow__viewport{pointer-events:none;transform-origin:0 0;z-index:2}.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{overflow:visible;pointer-events:none}.react-flow__connection-path,.react-flow__edge-path{stroke:#b1b1b7;stroke-width:1;fill:none}.react-flow__edge{cursor:pointer;pointer-events:visibleStroke}.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: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;user-select:none}.react-flow__connection{pointer-events:none}.react-flow__connection .animated{stroke-dasharray:5;animation:dashdraw .5s linear infinite}.react-flow__connectionline{z-index:1001}.react-flow__nodes{pointer-events:none;transform-origin:0 0}.react-flow__node{box-sizing:border-box;cursor:grab;pointer-events:all;position:absolute;transform-origin:0 0;-webkit-user-select:none;user-select:none}.react-flow__node.dragging{cursor:grabbing}.react-flow__nodesselection{pointer-events:none;transform-origin:left top;z-index:3}.react-flow__nodesselection-rect{cursor:grab;pointer-events:all;position:absolute}.react-flow__handle{background:#1a192b;border:1px solid #fff;border-radius:100%;height:6px;min-height:5px;min-width:5px;pointer-events:none;position:absolute;width:6px}.react-flow__handle.connectionindicator{cursor:crosshair;pointer-events:all}.react-flow__handle-bottom{bottom:-4px;left:50%;top:auto;transform:translate(-50%)}.react-flow__handle-top{left:50%;top:-4px;transform:translate(-50%)}.react-flow__handle-left{left:-4px;top:50%;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{margin:15px;position:absolute;z-index:5}.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:translateX(-50%)}.react-flow__attribution{background:#ffffff80;font-size:10px;margin:0;padding:2px 3px}.react-flow__attribution a{color:#999;text-decoration:none}@keyframes dashdraw{0%{stroke-dashoffset:10}}.react-flow__edgelabel-renderer{height:100%;pointer-events:none;position:absolute;-webkit-user-select:none;user-select:none;width:100%}.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-group,.react-flow__node-input,.react-flow__node-output{background-color:#fff;border:1px solid #1a192b;border-radius:3px;color:#222;font-size:12px;padding:10px;text-align:center;width:150px}.react-flow__node-default.selectable:hover,.react-flow__node-group.selectable:hover,.react-flow__node-input.selectable:hover,.react-flow__node-output.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-group.selectable.selected,.react-flow__node-group.selectable:focus,.react-flow__node-group.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{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 #0059dccc}.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{align-items:center;background:#fefefe;border:none;border-bottom:1px solid #eee;box-sizing:initial;cursor:pointer;display:flex;height:16px;justify-content:center;padding:5px;-webkit-user-select:none;user-select:none;width:16px}.react-flow__controls-button:hover{background:#f4f4f4}.react-flow__controls-button svg{max-height:12px;max-width:12px;width:100%}.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.bottom,.react-flow__resize-control.top{cursor:ns-resize}.react-flow__resize-control.bottom.right,.react-flow__resize-control.top.left{cursor:nwse-resize}.react-flow__resize-control.bottom.left,.react-flow__resize-control.top.right{cursor:nesw-resize}.react-flow__resize-control.handle{background-color:#3367d9;border:1px solid #fff;border-radius:1px;height:4px;transform:translate(-50%,-50%);width:4px}.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.bottom.left,.react-flow__resize-control.handle.top.left{left:0}.react-flow__resize-control.handle.bottom.right,.react-flow__resize-control.handle.top.right{left:100%}.react-flow__resize-control.line{border:0 solid #3367d9}.react-flow__resize-control.line.left,.react-flow__resize-control.line.right{height:100%;top:0;transform:translate(-50%);width:1px}.react-flow__resize-control.line.left{border-left-width:1px;left:0}.react-flow__resize-control.line.right{border-right-width:1px;left:100%}.react-flow__resize-control.line.bottom,.react-flow__resize-control.line.top{height:1px;left:0;transform:translateY(-50%);width:100%}.react-flow__resize-control.line.top{border-top-width:1px;top:0}.react-flow__resize-control.line.bottom{border-bottom-width:1px;top:100%}