.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))}*{margin:0;padding:0;box-sizing:border-box}body{font-family:system-ui,-apple-system,sans-serif;background:#f5f5f5;color:#333;line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:20px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid #ddd}h1{color:#2563eb}.user-info{display:flex;gap:15px;align-items:center}main{background:#fff;padding:30px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.operation-section,.input-section,.execute-section{margin-bottom:20px}label{display:block;margin-bottom:8px;font-weight:600}.operation-select{width:100%;padding:10px;font-size:16px;border:1px solid #ddd;border-radius:4px}.data-input{width:100%;padding:12px;font-family:Courier New,monospace;font-size:14px;border:1px solid #ddd;border-radius:4px;resize:vertical}.execute-button,button{padding:12px 24px;font-size:16px;font-weight:600;background:#2563eb;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background .2s}.execute-button:hover:not(:disabled),button:hover:not(:disabled){background:#1d4ed8}.execute-button:disabled,button:disabled{background:#9ca3af;cursor:not-allowed}.error-section{padding:15px;background:#fee;border:1px solid #fcc;border-radius:4px;color:#c00;margin-bottom:20px}.result-section{margin-top:20px}.result-container{border:1px solid #ddd;border-radius:4px;overflow:hidden}.result-header{display:flex;justify-content:space-between;align-items:center;padding:15px;background:#f9fafb;border-bottom:1px solid #ddd}.result-header h3{margin:0}.duration{font-size:14px;color:#666}.result-content{padding:15px;background:#1e1e1e;color:#d4d4d4}.result-content pre{margin:0;overflow-x:auto;font-family:Courier New,monospace;font-size:14px}.inference-section,.hint-section{padding:15px;background:#f0f9ff;border-top:1px solid #ddd}.inference-section h4{margin-bottom:10px}.inference-section pre{background:#fff;padding:10px;border-radius:4px;overflow-x:auto;font-size:12px}.hint-section{background:#fffbeb;color:#92400e}footer{margin-top:40px;padding-top:20px;border-top:1px solid #ddd;text-align:center;color:#666;font-size:14px}.app-container{display:flex;flex-direction:column;height:100vh;overflow:hidden}.app-header{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;background:#fff;border-bottom:2px solid #ddd;flex-shrink:0}.app-layout{display:flex;flex:1;overflow:hidden}.pipeline-descriptor-panel{width:350px;background:#fff;border-right:2px solid #ddd;border-left:2px solid #ddd;display:flex;flex-direction:column;overflow:hidden;flex-shrink:0}.app-footer{padding:10px 20px;background:#fff;border-top:1px solid #ddd;text-align:center;color:#666;font-size:12px;flex-shrink:0}.operations-sidebar{width:280px;background:#fff;border-right:2px solid #ddd;display:flex;flex-direction:column;overflow:hidden;flex-shrink:0}.sidebar-header{padding:15px 20px;border-bottom:2px solid #ddd;background:#f9fafb}.sidebar-header h2{margin:0;font-size:18px;color:#2563eb}.sidebar-content{flex:1;overflow-y:auto;padding:10px}.category-group{margin-bottom:5px}.category-header{display:flex;align-items:center;gap:8px;padding:10px;background:#f3f4f6;border-radius:6px;cursor:pointer;font-weight:600;font-size:14px;transition:background .2s}.category-header:hover{background:#e5e7eb}.category-icon{font-size:10px;width:12px}.category-name{flex:1}.category-count{color:#6b7280;font-size:12px}.category-operations{padding-left:20px;margin-top:5px}.operation-item{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;margin-bottom:3px;border-radius:4px;font-size:13px;transition:background .2s}.operation-item:hover{background:#f9fafb}.operation-label{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:help}.operation-label.clickable{cursor:pointer;-webkit-user-select:none;user-select:none}.operation-label.clickable:hover{color:#2563eb;text-decoration:underline}.add-step-btn{width:24px;height:24px;padding:0;font-size:16px;font-weight:700;background:#2563eb;color:#fff;border:none;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}.add-step-btn:hover{background:#1d4ed8}.pipeline-main{flex:1;overflow-y:auto;background:#f5f5f5;padding:20px}.empty-pipeline{text-align:center;padding:60px 20px;background:#fff;border-radius:8px;max-width:600px;margin:40px auto}.empty-pipeline h2{color:#2563eb;margin-bottom:15px}.empty-pipeline p{color:#666;margin-bottom:10px}.empty-pipeline .hint{font-size:14px;color:#92400e;background:#fffbeb;padding:10px;border-radius:4px;display:inline-block;margin-top:10px}.pipeline-steps{max-width:900px;margin:0 auto}.pipeline-step{background:#fff;border-radius:8px;padding:20px;margin-bottom:20px;box-shadow:0 2px 4px #0000001a}.step-header{margin-bottom:15px}.step-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.step-title h3{margin:0;color:#2563eb;font-size:18px}.collapse-btn{width:24px;height:24px;padding:0;background:#6b7280;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:12px;transition:background .2s;display:flex;align-items:center;justify-content:center;flex-shrink:0}.collapse-btn:hover{background:#4b5563}.delete-step-btn{width:28px;height:28px;padding:0;background:#ef4444;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:16px;transition:background .2s}.delete-step-btn:hover{background:#dc2626}.operation-selector-container{margin-bottom:15px}.operation-selector-container label{display:block;margin-bottom:5px;font-weight:600;font-size:14px}.operation-info{padding:8px 12px;background:#f5f5f5;border-radius:6px;margin-bottom:15px;border:1px solid #ddd;display:flex;align-items:center;gap:12px;min-height:36px}.operation-info h4{margin:0;font-size:14px;color:#333;font-weight:600;white-space:nowrap}.operation-info p{margin:0;color:#666;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.input-mode-toggle{margin-bottom:15px}.input-mode-toggle label{display:flex;align-items:center;cursor:pointer;font-weight:400;font-size:14px}.input-mode-toggle input[type=checkbox]{margin-right:8px}.raw-input-section{margin-bottom:15px}.raw-input-section label{display:block;margin-bottom:5px;font-weight:600;font-size:14px}.raw-input-textarea{width:100%;padding:10px;font-family:Courier New,monospace;font-size:13px;border:1px solid #ddd;border-radius:4px;resize:vertical;margin-bottom:10px}.form-section{padding:15px;background:#f9fafb;border-radius:6px;border:1px solid #e5e7eb;margin-bottom:15px}.form-section h4{margin:0 0 15px;font-size:15px;color:#333}.execute-btn{width:100%;padding:12px;background:#2563eb;color:#fff;border:none;border-radius:6px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s}.execute-btn:hover:not(:disabled){background:#1d4ed8}.execute-btn:disabled{background:#9ca3af;cursor:not-allowed}.step-error{padding:12px;background:#fee;border:1px solid #fcc;border-radius:6px;color:#c00;margin-bottom:15px;font-size:14px}.step-result{margin-top:15px;border-top:2px solid #e5e7eb;padding-top:15px}.step-result .result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.step-result .result-header>div:first-child{display:flex;flex-direction:column;gap:4px}.step-result .result-header h4{margin:0;font-size:16px;color:#333}.result-actions{display:flex;gap:10px}.action-btn{padding:8px 16px;font-size:13px;font-weight:600;border:none;border-radius:4px;cursor:pointer;transition:background .2s}.copy-btn{background:#10b981;color:#fff}.copy-btn:hover{background:#059669}.inject-btn{background:#f59e0b;color:#fff}.inject-btn:hover{background:#d97706}.new-step-btn{background:#3b82f6;color:#fff}.new-step-btn:hover{background:#2563eb}.execution-history{width:350px;background:#f9fafb;border-left:1px solid #e5e7eb;display:flex;flex-direction:column;height:100vh;overflow:hidden}.history-header{padding:20px;background:#fff;border-bottom:2px solid #e5e7eb;display:flex;justify-content:space-between;align-items:center}.history-header h3{margin:0;font-size:16px;color:#1f2937}.history-count{background:#3b82f6;color:#fff;padding:4px 10px;border-radius:12px;font-size:12px;font-weight:600}.history-list{flex:1;overflow-y:auto;overflow-x:hidden;padding:15px;scrollbar-width:thin;scrollbar-color:#cbd5e1 #f9fafb}.history-list::-webkit-scrollbar{width:8px}.history-list::-webkit-scrollbar-track{background:#f9fafb}.history-list::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.history-list::-webkit-scrollbar-thumb:hover{background:#94a3b8}.history-empty{text-align:center;padding:40px 20px;color:#6b7280}.history-item{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:12px;margin-bottom:12px}.history-item-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid #f3f4f6}.history-step-number{font-weight:700;color:#3b82f6;font-size:13px}.history-operation{font-size:12px;color:#6b7280;font-weight:600}.history-io{font-size:11px}.history-input,.history-output{margin-bottom:8px}.history-input strong,.history-output strong{display:block;margin-bottom:4px;font-size:11px;color:#4b5563}.history-input pre,.history-output pre{background:#f3f4f6;padding:6px;border-radius:4px;margin:0;font-size:10px;max-height:100px;overflow:auto;font-family:Courier New,monospace;white-space:pre-wrap;word-break:break-all}.history-duration{font-size:10px;color:#10b981;font-weight:600;text-align:right;margin-top:4px}.animation-tooltip{background:#fff;border:1px solid #e5e7eb;border-radius:8px;box-shadow:0 10px 25px #00000026;padding:12px;min-width:220px;max-width:300px;pointer-events:none}.animation-tooltip-header{padding-bottom:8px;border-bottom:1px solid #f3f4f6;margin-bottom:8px}.animation-tooltip-header strong{font-size:13px;color:#1f2937;text-transform:capitalize}.animation-tooltip-content{display:flex;flex-direction:column;gap:6px}.animation-input,.animation-output{padding:6px 8px;border-radius:4px;background:#f9fafb}