:root{--bg-app: #0f172a;--bg-app-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #111827 100%);--bg-surface: #1e293b;--bg-surface-hover: #334155;--bg-surface-active: #475569;--bg-panel: rgba(30, 41, 59, .95);--bg-input: #0f172a;--border-subtle: rgba(255, 255, 255, .1);--border-default: #334155;--border-focus: #3b82f6;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--primary-color: #3b82f6;--primary-hover: #2563eb;--primary-bg: rgba(59, 130, 246, .1);--danger-color: #ef4444;--danger-bg: rgba(239, 68, 68, .15);--danger-border: rgba(239, 68, 68, .3);--danger-hover-bg: rgba(239, 68, 68, .25);--success-color: #10b981;--success-bg: rgba(16, 185, 129, .15);--success-border: rgba(16, 185, 129, .3);--warning-color: #f59e0b;--warning-bg: rgba(245, 158, 11, .15);--warning-border: rgba(245, 158, 11, .3);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .3), 0 2px 4px -1px rgba(0, 0, 0, .2);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .4), 0 4px 6px -2px rgba(0, 0, 0, .2);--shadow-glow: 0 0 12px rgba(59, 130, 246, .3);--edge-default: #64748b;--edge-selected: #60a5fa;--minimap-bg: #1e293b;--minimap-mask: rgba(15, 23, 42, .7);--minimap-node: #334155}[data-theme=light]{--bg-app: #f8fafc;--bg-app-gradient: linear-gradient(135deg, #f0f9ff 0%, #e0e7ff 50%, #ede9fe 100%);--bg-surface: #ffffff;--bg-surface-hover: #f1f5f9;--bg-surface-active: #e2e8f0;--bg-panel: rgba(255, 255, 255, .95);--bg-input: #ffffff;--border-subtle: rgba(0, 0, 0, .05);--border-default: #e5e7eb;--border-focus: #3b82f6;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--primary-color: #2563eb;--primary-hover: #1d4ed8;--primary-bg: rgba(37, 99, 235, .1);--danger-color: #dc2626;--danger-bg: rgba(220, 38, 38, .1);--danger-border: rgba(220, 38, 38, .2);--danger-hover-bg: rgba(220, 38, 38, .15);--success-color: #059669;--success-bg: rgba(5, 150, 105, .1);--success-border: rgba(5, 150, 105, .2);--warning-color: #d97706;--warning-bg: rgba(217, 119, 6, .1);--warning-border: rgba(217, 119, 6, .2);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-glow: 0 0 12px rgba(37, 99, 235, .2);--edge-default: #94a3b8;--edge-selected: #3b82f6;--minimap-bg: #ffffff;--minimap-mask: rgba(240, 240, 240, .6);--minimap-node: #e2e8f0}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;overflow:hidden;background:var(--bg-app-gradient);background-attachment:fixed;color:var(--text-primary)}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-app);border-radius:4px}::-webkit-scrollbar-thumb{background:var(--border-default);border-radius:4px;transition:background .2s}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.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))}.custom-node{min-width:250px;max-width:300px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:8px;box-shadow:var(--shadow-sm);overflow:hidden}.custom-node.selected{box-shadow:0 0 0 2px var(--edge-selected),var(--shadow-md)}.custom-node-header{padding:12px 16px;display:flex;align-items:center;gap:8px;color:#fff}.custom-node-icon{display:flex;align-items:center;justify-content:center}.custom-node-type{text-transform:uppercase;font-size:11px;font-weight:700;letter-spacing:1px;opacity:.95}.custom-node-content{padding:12px 16px;background:var(--bg-surface)}.custom-node-title{font-weight:600;font-size:14px;color:var(--text-primary);margin-bottom:8px}.node-detail{font-size:13px;color:var(--text-secondary);margin-bottom:8px}.node-metrics{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.metric-badge{padding:4px 8px;background:var(--bg-surface-hover);border-radius:4px;font-size:11px;font-weight:500;color:var(--text-secondary)}.metric-badge.success{background:var(--success-bg);color:var(--success-color)}.react-flow__handle{width:16px;height:16px;border:3px solid var(--bg-surface);box-shadow:var(--shadow-sm);background:var(--text-muted)}.react-flow__handle:hover{filter:brightness(1.2)}.custom-handle{width:16px;height:16px;border:3px solid var(--bg-surface);box-shadow:var(--shadow-sm);background:var(--text-muted)}.custom-handle:hover{filter:brightness(1.2)}.node-sidebar{width:300px;background:var(--bg-panel);-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;height:100vh;box-shadow:4px 0 24px #0003,0 0 0 1px var(--border-subtle)}.sidebar-header{padding:28px 24px 16px;border-bottom:1px solid var(--border-default);background:transparent}.sidebar-header h3{margin:0 0 6px;font-size:18px;font-weight:700;color:var(--text-primary);letter-spacing:-.3px}.sidebar-header p{margin:0;font-size:13px;color:var(--text-muted);font-weight:500}.sidebar-tabs{display:flex;gap:6px;padding:12px 16px;background:transparent;border-bottom:1px solid var(--border-default)}.tab-btn{flex:1;padding:10px 8px;background:var(--bg-surface);border:1px solid transparent;border-radius:8px;font-size:11.5px;font-weight:600;color:var(--text-muted);cursor:pointer;white-space:nowrap;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;gap:4px;box-shadow:var(--shadow-sm);position:relative;min-width:0}.tab-btn:hover{background:var(--bg-surface-hover);color:var(--text-primary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.tab-btn.active{background:var(--primary-color);color:#fff;box-shadow:var(--shadow-glow);transform:translateY(-1px)}.tab-btn.active:hover{background:var(--primary-hover);box-shadow:var(--shadow-glow)}.node-list{flex:1;padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:10px}.node-item{display:flex;align-items:center;gap:12px;padding:14px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:12px;cursor:grab;transition:all .3s cubic-bezier(.34,1.56,.64,1);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.node-item.template{cursor:pointer;border-color:#a855f74d}.node-item.template .node-item-icon{background:#a855f726;color:#d8b4fe;box-shadow:0 2px 8px #a855f733}.node-item.template:hover{border-color:#d8b4fe;box-shadow:0 4px 12px #a855f733}.node-item:before{content:"";position:absolute;inset:0;background:var(--primary-bg);opacity:0;transition:opacity .3s ease}.node-item:hover{background:var(--bg-surface-hover);border-color:var(--primary-color);transform:translateY(-2px);box-shadow:var(--shadow-md)}.node-item:hover:before{opacity:1}.node-item:active{cursor:grabbing;transform:translateY(-2px) scale(.98);transition:all .15s ease}.node-item-icon{display:flex;align-items:center;justify-content:center;width:38px;height:38px;background:var(--primary-bg);border-radius:8px;color:var(--primary-color);flex-shrink:0;box-shadow:var(--shadow-sm)}.node-item-content{flex:1;min-width:0;overflow:hidden}.node-item-label{font-size:13px;font-weight:700;color:var(--text-primary);margin-bottom:3px;letter-spacing:-.2px;word-wrap:break-word;overflow-wrap:break-word;line-height:1.3}.node-item-description{font-size:11px;color:var(--text-muted);line-height:1.4;font-weight:500;word-wrap:break-word;overflow-wrap:break-word}.node-item.workflow{border-color:var(--success-border);background:var(--bg-surface)}.node-item.workflow:hover{border-color:var(--success-color);box-shadow:0 4px 12px var(--success-bg);transform:translateY(-2px)}.node-item.workflow .node-item-icon.workflow-icon{background:var(--success-bg);border-color:var(--success-border);width:48px;height:48px;display:flex;align-items:center;justify-content:center;border:1px solid;border-radius:8px;color:var(--success-color)}.node-item.workflow:hover .node-item-icon.workflow-icon{background:#10b98133;border-color:var(--success-color)}.workflow-meta{font-size:11px;color:var(--success-color);font-weight:600;margin-top:4px;letter-spacing:.2px}.node-edit-panel{position:absolute;right:24px;top:24px;width:380px;max-height:calc(100vh - 48px);background:var(--bg-panel);border-radius:20px;box-shadow:var(--shadow-lg),0 0 0 1px var(--border-subtle);display:flex;flex-direction:column;z-index:10;overflow:hidden;-webkit-backdrop-filter:blur(24px) saturate(180%);backdrop-filter:blur(24px) saturate(180%);animation:slideInRight .3s cubic-bezier(.34,1.56,.64,1)}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}.panel-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--border-default);background:transparent}.panel-header h3{margin:0;font-size:17px;font-weight:700;color:var(--text-primary);text-transform:capitalize;letter-spacing:-.3px}.close-btn{background:var(--bg-surface);border:1px solid var(--border-default);cursor:pointer;padding:8px;display:flex;align-items:center;color:var(--text-muted);border-radius:10px;transition:all .3s cubic-bezier(.34,1.56,.64,1)}.close-btn:hover{background:var(--bg-surface-hover);color:var(--text-primary);transform:rotate(90deg) scale(1.1);box-shadow:var(--shadow-sm)}.panel-content{flex:1;overflow-y:auto;padding:24px}.panel-footer{padding:20px 24px;border-top:1px solid var(--border-default);background:transparent}.delete-btn{width:100%;padding:12px;background:var(--danger-bg);color:var(--danger-color);border:1px solid var(--danger-border);border-radius:10px;cursor:pointer;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s}.delete-btn:hover{background:var(--danger-hover-bg);transform:translateY(-1px);box-shadow:0 4px 12px #ef444433}.node-form{display:flex;flex-direction:column;gap:24px}.form-group{display:flex;flex-direction:column;gap:10px}.form-group label{font-size:13px;font-weight:700;color:var(--text-primary);letter-spacing:-.1px}.form-group input[type=text],.form-group input[type=number],.form-group input[type=date],.form-group select,.form-group textarea{padding:12px 16px;border:1.5px solid var(--border-default);border-radius:14px;font-size:14px;font-family:inherit;transition:all .3s cubic-bezier(.4,0,.2,1);background:var(--bg-input);box-shadow:var(--shadow-sm);color:var(--text-primary);font-weight:500}.form-group select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 20 20' fill='none'%3E%3Cpath d='M5 7.5L10 12.5L15 7.5' stroke='%2394a3b8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:45px;cursor:pointer}.form-group select:hover{border-color:var(--border-focus);background-color:var(--bg-surface-hover)}.form-group select option{padding:12px 16px;background:var(--bg-surface);color:var(--text-primary);font-weight:500}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color);background-color:var(--bg-surface-hover);box-shadow:0 0 0 3px var(--primary-bg),var(--shadow-sm)}.form-group small{font-size:12px;color:var(--text-muted);margin-top:-6px;font-weight:500}.key-value-pair{display:flex;gap:10px;align-items:center}.key-value-pair input{flex:1}.icon-btn{padding:10px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:8px;cursor:pointer;color:var(--text-muted);display:flex;align-items:center;transition:all .2s}.icon-btn:hover{background:var(--danger-bg);border-color:var(--danger-border);color:var(--danger-color);transform:scale(1.05)}.add-btn{padding:10px 14px;background:var(--primary-bg);color:var(--primary-color);border:1px solid var(--primary-color);border-radius:10px;cursor:pointer;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:6px;transition:all .2s;box-shadow:var(--shadow-sm)}.add-btn:hover{background:var(--primary-color);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}.param-field{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}.param-field label{font-size:12px;font-weight:600;color:var(--text-muted)}.checkbox-group label{display:flex;align-items:center;gap:10px;cursor:pointer;font-weight:500;padding:10px;border-radius:8px;transition:all .2s;color:var(--text-primary)}.checkbox-group label:hover{background:var(--bg-surface-hover)}.checkbox-group input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:var(--primary-color)}.simulation-panel{position:absolute;left:304px;top:24px;bottom:24px;width:440px;background:var(--bg-panel);border-radius:16px;box-shadow:var(--shadow-lg),0 0 0 1px var(--border-subtle);display:flex;flex-direction:column;z-index:10;overflow:hidden;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.simulation-controls{padding:20px;border-bottom:1px solid var(--border-default);background:transparent}.run-btn{width:100%;padding:14px;background:var(--success-color);color:#fff;border:none;border-radius:12px;cursor:pointer;font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:10px;transition:all .25s cubic-bezier(.4,0,.2,1);margin-bottom:16px;box-shadow:var(--shadow-sm)}.run-btn:hover:not(:disabled){filter:brightness(1.1);transform:translateY(-2px);box-shadow:var(--shadow-md)}.run-btn:active:not(:disabled){transform:translateY(0)}.run-btn:disabled{background:var(--bg-surface-active);color:var(--text-muted);cursor:not-allowed;box-shadow:none}.workflow-stats{display:flex;gap:12px;padding:14px;background:var(--bg-surface);border-radius:10px;border:1px solid var(--border-default)}.stat{display:flex;flex-direction:column;gap:4px;flex:1;text-align:center}.stat-label{color:var(--text-muted);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-weight:700;font-size:20px;color:var(--text-primary)}.simulation-results{padding:20px}.result-status{display:flex;align-items:flex-start;gap:14px;padding:18px;border-radius:12px;margin-bottom:20px;border:1px solid;box-shadow:var(--shadow-sm)}.result-status.success{background:var(--success-bg);color:var(--success-color);border-color:var(--success-border)}.result-status.failed{background:var(--danger-bg);color:var(--danger-color);border-color:var(--danger-border)}.result-status.partial{background:var(--warning-bg);color:var(--warning-color);border-color:var(--warning-border)}.status-title{font-weight:700;margin-bottom:6px;font-size:14px}.status-meta{font-size:12px;opacity:.85;font-weight:600}.error-list{margin-bottom:20px;padding:16px;background:var(--danger-bg);border-radius:12px;border:1px solid var(--danger-border)}.error-list h4{margin:0 0 10px;font-size:13px;color:var(--danger-color);font-weight:700;text-transform:uppercase;letter-spacing:.5px}.error-item{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--danger-color);margin-bottom:6px;font-weight:600}.steps-timeline{margin-top:20px}.steps-timeline h4{margin:0 0 16px;font-size:14px;font-weight:700;color:var(--text-primary);text-transform:uppercase;letter-spacing:.3px}.step-item{display:flex;gap:14px;padding:16px;border-left:3px solid var(--border-default);margin-left:10px;margin-bottom:12px;opacity:0;transform:translate(-20px);transition:all .4s cubic-bezier(.4,0,.2,1);background:var(--bg-surface);border-radius:0 10px 10px 0;box-shadow:var(--shadow-sm)}.step-item.visible{opacity:1;transform:translate(0)}.step-item.completed{border-left-color:var(--success-color);background:var(--success-bg)}.step-item.failed{border-left-color:var(--danger-color);background:var(--danger-bg)}.step-indicator{display:flex;flex-direction:column;align-items:center;gap:6px;flex-shrink:0;color:var(--text-muted)}.step-item.completed .step-indicator{color:var(--success-color)}.step-item.failed .step-indicator{color:var(--danger-color)}.step-number{font-size:11px;font-weight:700;background:var(--bg-surface-active);padding:4px 8px;border-radius:6px}.step-item.completed .step-number{background:#10b98133;color:var(--success-color)}.step-item.failed .step-number{background:#ef444433;color:var(--danger-color)}.step-content{flex:1}.step-header{display:flex;gap:10px;align-items:center;margin-bottom:6px}.step-type{font-size:10px;text-transform:uppercase;font-weight:700;color:var(--text-muted);background:var(--bg-surface-active);padding:4px 8px;border-radius:6px;letter-spacing:.5px}.step-title{font-size:13px;font-weight:700;color:var(--text-primary)}.step-details{font-size:12px;color:var(--text-secondary);line-height:1.6;font-weight:500}.step-error{font-size:12px;color:var(--danger-color);margin-top:8px;padding:8px 10px;background:var(--danger-bg);border-radius:8px;font-weight:600;border:1px solid var(--danger-border)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 40px;text-align:center;color:var(--text-muted)}.empty-state p{margin:20px 0 6px;font-size:15px;font-weight:600;color:var(--text-secondary)}.empty-state small{font-size:12px;color:var(--text-muted);font-weight:500}.summary-report{margin-bottom:20px;border-radius:12px;border:1px solid var(--border-default);overflow:hidden;box-shadow:var(--shadow-sm);background:var(--bg-surface)}.summary-report-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:var(--bg-surface-hover);border-bottom:1px solid var(--border-default)}.summary-report-header h4{margin:0;font-size:13px;font-weight:700;color:var(--text-primary);text-transform:uppercase;letter-spacing:.5px;display:flex;align-items:center;gap:8px}.download-report-btn{display:flex;align-items:center;gap:6px;padding:6px 12px;background:var(--primary-color);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:11px;font-weight:700;transition:all .2s;box-shadow:var(--shadow-sm)}.download-report-btn:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.download-report-btn:active{transform:translateY(0)}.report-content{margin:0;padding:18px;font-family:Monaco,Courier New,monospace;font-size:11px;line-height:1.6;color:var(--text-primary);background:var(--bg-input);overflow-x:auto;white-space:pre-wrap;word-wrap:break-word;max-height:400px;overflow-y:auto}.report-content::-webkit-scrollbar{width:6px;height:6px}.report-content::-webkit-scrollbar-track{background:var(--bg-surface);border-radius:3px}.report-content::-webkit-scrollbar-thumb{background:var(--border-default);border-radius:3px}.report-content::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.modal-overlay{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:var(--bg-panel);border-radius:16px;box-shadow:var(--shadow-lg),0 0 0 1px var(--border-subtle);width:90%;max-width:480px;animation:slideUp .3s cubic-bezier(.4,0,.2,1);overflow:hidden}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border-default);background:transparent}.modal-title{display:flex;align-items:center;gap:12px;color:var(--text-primary)}.modal-title h3{margin:0;font-size:18px;font-weight:700}.modal-close-btn{background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:6px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .2s}.modal-close-btn:hover{background:var(--bg-surface-hover);color:var(--text-primary)}.modal-body{padding:24px}.modal-body .form-group{margin:0}.modal-body label{display:block;margin-bottom:8px;font-weight:600;font-size:14px;color:var(--text-secondary)}.modal-body input{width:100%;padding:12px 14px;border:2px solid var(--border-default);border-radius:10px;font-size:14px;font-weight:500;color:var(--text-primary);background:var(--bg-input);transition:all .2s;box-sizing:border-box}.modal-body input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px var(--primary-bg)}.modal-body small{display:block;margin-top:8px;font-size:12px;color:var(--text-muted);font-weight:500}.modal-footer{display:flex;gap:12px;padding:16px 24px;background:transparent;border-top:1px solid var(--border-default);justify-content:flex-end}.modal-btn{padding:10px 20px;border:none;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:8px}.modal-btn.cancel{background:var(--bg-surface);color:var(--text-secondary);border:2px solid var(--border-default)}.modal-btn.cancel:hover{background:var(--bg-surface-hover);color:var(--text-primary);border-color:var(--border-focus)}.modal-btn.primary{background:var(--primary-color);color:#fff;box-shadow:var(--shadow-sm)}.modal-btn.primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.modal-btn.primary:active{transform:translateY(0)}.workflow-designer{display:flex;height:100vh;width:100vw;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;overflow:hidden;background:transparent}.workflow-canvas{flex:1;position:relative;background:transparent}.react-flow__node{transition:none!important;will-change:transform}.react-flow__node.auto-layout-animating{transition:all .6s cubic-bezier(.4,0,.2,1)!important}.react-flow__edge path,.react-flow__edge-path,.react-flow__edge svg{transition:none!important}.react-flow__node.dragging{cursor:grabbing!important;opacity:.8}.react-flow__node.dragging *{pointer-events:none}.react-flow__attribution{font-size:10px;opacity:.4}.toolbar{display:flex;flex-wrap:wrap;gap:8px;background:var(--bg-panel);padding:12px 14px;border-radius:14px;box-shadow:0 8px 32px #0003,0 0 0 1px var(--border-subtle),inset 0 1px 0 var(--border-subtle);-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);max-width:calc(100vw - 340px)}.toolbar-btn{display:flex;align-items:center;gap:6px;padding:9px 14px;border:1px solid var(--border-default);background:var(--bg-surface);border-radius:10px;cursor:pointer;font-size:12px;font-weight:600;color:var(--text-primary);transition:all .3s cubic-bezier(.34,1.56,.64,1);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;white-space:nowrap}.toolbar-btn:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#3b82f61a,#9333ea1a);opacity:0;transition:opacity .3s ease}.toolbar-btn:hover:not(:disabled){background:var(--bg-surface-hover);border-color:var(--border-focus);transform:translateY(-2px) scale(1.02);box-shadow:var(--shadow-md)}.toolbar-btn:hover:not(:disabled):before{opacity:1}.toolbar-btn.primary{background:var(--primary-color);color:#fff;border-color:var(--primary-hover);box-shadow:var(--shadow-glow)}.toolbar-btn.primary:before{background:linear-gradient(135deg,#fff3,#ffffff1a)}.toolbar-btn.primary:hover:not(:disabled){background:var(--primary-hover);box-shadow:var(--shadow-glow);transform:translateY(-3px) scale(1.03)}.toolbar-btn.danger{color:var(--danger-color);border-color:var(--danger-border)}.toolbar-btn.danger:hover:not(:disabled){background:var(--danger-bg);border-color:var(--danger-border)}.toolbar-btn:disabled{opacity:.4;cursor:not-allowed}.validation-panel{background:var(--bg-panel);padding:12px 18px;border-radius:12px;box-shadow:var(--shadow-lg),0 0 0 1px var(--border-subtle);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);max-width:320px}.validation-errors{display:flex;align-items:center;gap:12px;color:var(--danger-color)}.error-badge{padding:6px 10px;background:var(--danger-bg);color:var(--danger-color);border-radius:8px;font-size:12px;font-weight:700}.warning-badge{padding:6px 10px;background:var(--warning-bg);color:var(--warning-color);border-radius:8px;font-size:12px;font-weight:700}.validation-details{margin-top:12px;padding-top:12px;border-top:1px solid var(--border-default);display:flex;flex-direction:column;gap:8px}.validation-message{display:flex;align-items:flex-start;gap:8px;padding:10px 12px;border-radius:8px;font-size:13px;line-height:1.5;transition:all .2s}.validation-message.error{background:var(--danger-bg);border:1px solid var(--danger-border);color:var(--danger-color)}.validation-message.warning{background:var(--warning-bg);border:1px solid var(--warning-border);color:var(--warning-color)}.validation-message:hover{transform:translate(2px);box-shadow:0 2px 8px #0000001a;cursor:pointer}.validation-icon{flex-shrink:0;font-weight:700;font-size:14px}.validation-text{flex:1;word-break:break-word}.react-flow__node,.react-flow__edge{cursor:pointer}.react-flow__edge-path{stroke:var(--edge-default);stroke-width:2.5}.react-flow__edge.selected .react-flow__edge-path{stroke:var(--edge-selected);stroke-width:3.5}.react-flow__minimap{background:var(--minimap-bg)!important;border:2px solid var(--border-default)!important;border-radius:8px!important;box-shadow:var(--shadow-md)!important;width:200px!important;height:150px!important;bottom:20px!important;right:20px!important}.react-flow__minimap-mask{fill:var(--minimap-mask)!important;fill-opacity:1!important}.react-flow__controls{box-shadow:var(--shadow-md);border-radius:8px;overflow:hidden;background:var(--bg-surface)}.react-flow__controls button{background:var(--bg-surface);border:none;border-bottom:1px solid var(--border-default);color:var(--text-primary);transition:all .2s}.react-flow__controls button:hover{background:var(--bg-surface-hover)}.react-flow__controls button:last-child{border-bottom:none}*{margin:0;padding:0;box-sizing:border-box}.app{width:100vw;height:100vh;overflow:hidden;background:var(--bg-app-gradient);color:var(--text-primary)}