diff --git a/src/pages/flowEditor/components/customEdge.tsx b/src/pages/flowEditor/components/customEdge.tsx
new file mode 100644
index 0000000..60235c3
--- /dev/null
+++ b/src/pages/flowEditor/components/customEdge.tsx
@@ -0,0 +1,52 @@
+import React from 'react';
+import { BaseEdge, EdgeLabelRenderer, EdgeProps, getBezierPath } from '@xyflow/react';
+
+const CustomEdge: React.FC<EdgeProps> = ({
+                                           id,
+                                           sourceX,
+                                           sourceY,
+                                           targetX,
+                                           targetY,
+                                           sourcePosition,
+                                           targetPosition,
+                                           style = {},
+                                           markerEnd,
+                                           selected
+                                         }) => {
+  const [edgePath, labelX, labelY] = getBezierPath({
+    sourceX,
+    sourceY,
+    sourcePosition,
+    targetX,
+    targetY,
+    targetPosition
+  });
+
+  return (
+    <>
+      <BaseEdge
+        path={edgePath}
+        markerEnd={markerEnd}
+        style={{
+          stroke: selected ? '#1890ff' : '#b1b1b7',
+          strokeWidth: selected ? 2 : 1,
+          ...style
+        }}
+      />
+      <EdgeLabelRenderer>
+        <div
+          style={{
+            position: 'absolute',
+            transform: `translate(-50%, -50%) translate(${labelX}px,${labelY}px)`,
+            fontSize: 12,
+            pointerEvents: 'all'
+          }}
+          className="nodrag nopan"
+        >
+        </div>
+      </EdgeLabelRenderer>
+    </>
+  );
+};
+
+export default CustomEdge;
\ No newline at end of file
diff --git a/src/pages/flowEditor/components/nodeContent.tsx b/src/pages/flowEditor/components/nodeContent.tsx
index 74ca191..f3a4444 100644
--- a/src/pages/flowEditor/components/nodeContent.tsx
+++ b/src/pages/flowEditor/components/nodeContent.tsx
@@ -1,6 +1,6 @@
 import React from 'react';
 import styles from '@/pages/flowEditor/node/style/base.module.less';
-import { Handle, Position } from '@xyflow/react';
+import { Handle, Position, useStore } from '@xyflow/react';
 import { Divider } from '@arco-design/web-react';
 
 interface NodeContentData {
@@ -24,8 +24,13 @@ const renderSpecialNodeHandles = (isStartNode: boolean, isEndNode: boolean, inpu
         id={isStartNode ? 'start-source' : 'end-target'}
         style={{
           background: '#2290f6',
-          top: '40px'
+          top: '40px',
+          width: '8px',
+          height: '8px',
+          border: '2px solid #fff',
+          boxShadow: '0 0 4px rgba(0,0,0,0.2)'
         }}
+        className="node-handle"
       />
 
       {/* 为特殊节点的参数也添加句柄 */}
@@ -37,8 +42,13 @@ const renderSpecialNodeHandles = (isStartNode: boolean, isEndNode: boolean, inpu
           id={outputs[index].name || `output-${index}`}
           style={{
             background: '#555',
-            top: `${60 + index * 20}px`
+            top: `${60 + index * 20}px`,
+            width: '6px',
+            height: '6px',
+            border: '1px solid #fff',
+            boxShadow: '0 0 2px rgba(0,0,0,0.2)'
           }}
+          className="node-handle"
         />
       ))}
 
@@ -50,8 +60,13 @@ const renderSpecialNodeHandles = (isStartNode: boolean, isEndNode: boolean, inpu
           id={inputs[index].name || `input-${index}`}
           style={{
             background: '#555',
-            top: `${60 + index * 20}px`
+            top: `${60 + index * 20}px`,
+            width: '6px',
+            height: '6px',
+            border: '1px solid #fff',
+            boxShadow: '0 0 2px rgba(0,0,0,0.2)'
           }}
+          className="node-handle"
         />
       ))}
     </>
@@ -68,8 +83,13 @@ const renderRegularNodeHandles = (inputs: any[], outputs: any[]) => {
         id="start-source"
         style={{
           background: '#2290f6',
-          top: '40px'
+          top: '40px',
+          width: '8px',
+          height: '8px',
+          border: '2px solid #fff',
+          boxShadow: '0 0 4px rgba(0,0,0,0.2)'
         }}
+        className="node-handle"
       />
       <Handle
         type="target"
@@ -77,8 +97,13 @@ const renderRegularNodeHandles = (inputs: any[], outputs: any[]) => {
         id="end-target"
         style={{
           background: '#2290f6',
-          top: '40px'
+          top: '40px',
+          width: '8px',
+          height: '8px',
+          border: '2px solid #fff',
+          boxShadow: '0 0 4px rgba(0,0,0,0.2)'
         }}
+        className="node-handle"
       />
 
       {/* 输入参数连接端点 */}
@@ -90,8 +115,13 @@ const renderRegularNodeHandles = (inputs: any[], outputs: any[]) => {
           id={inputs[index].name || `input-${index}`}
           style={{
             background: '#555',
-            top: `${40 + (index + 1) * 20}px`
+            top: `${40 + (index + 1) * 20}px`,
+            width: '6px',
+            height: '6px',
+            border: '1px solid #fff',
+            boxShadow: '0 0 2px rgba(0,0,0,0.2)'
           }}
+          className="node-handle"
         />
       ))}
 
@@ -104,8 +134,13 @@ const renderRegularNodeHandles = (inputs: any[], outputs: any[]) => {
           id={outputs[index].name || `output-${index}`}
           style={{
             background: '#555',
-            top: `${40 + (index + 1) * 20}px`
+            top: `${40 + (index + 1) * 20}px`,
+            width: '6px',
+            height: '6px',
+            border: '1px solid #fff',
+            boxShadow: '0 0 2px rgba(0,0,0,0.2)'
           }}
+          className="node-handle"
         />
       ))}
     </>
diff --git a/src/pages/flowEditor/index.tsx b/src/pages/flowEditor/index.tsx
index 63bf0b8..5f4bed4 100644
--- a/src/pages/flowEditor/index.tsx
+++ b/src/pages/flowEditor/index.tsx
@@ -11,7 +11,9 @@ import {
   ReactFlowProvider,
   useReactFlow,
   NodeTypes,
-  Panel
+  EdgeTypes,
+  Panel,
+  SelectionMode
 } from '@xyflow/react';
 import '@xyflow/react/dist/style.css';
 import TextUpdaterNode from './node/textUpdateNode/TextUpdaterNode';
@@ -22,6 +24,7 @@ import BasicNode from './node/basicNode/BasicNode';
 import SideBar from './sideBar/sideBar';
 import { convertFlowData } from '@/utils/convertFlowData';
 import { exampleFlowData } from '@/pages/flowEditor/test/exampleFlowData';
+import CustomEdge from './components/customEdge';
 
 const nodeTypes: NodeTypes = {
   textUpdater: TextUpdaterNode,
@@ -31,8 +34,18 @@ const nodeTypes: NodeTypes = {
   BASIC: BasicNode
 };
 
+const edgeTypes: EdgeTypes = {
+  custom: CustomEdge
+};
+
 const { nodes: convertedNodes, edges: convertedEdges } = convertFlowData(exampleFlowData);
 
+// 为所有边添加类型
+const initialEdges: Edge[] = convertedEdges.map(edge => ({
+  ...edge,
+  type: 'custom'
+}));
+
 const FlowEditorWithProvider: React.FC = () => {
   return (
     <div style={{ width: '100%', height: '91vh', display: 'flex' }}>
@@ -46,7 +59,7 @@ const FlowEditorWithProvider: React.FC = () => {
 
 const FlowEditor: React.FC = () => {
   const [nodes, setNodes] = useState<Node[]>(convertedNodes);
-  const [edges, setEdges] = useState<Edge[]>(convertedEdges);
+  const [edges, setEdges] = useState<Edge[]>(initialEdges);
   const reactFlowInstance = useReactFlow();
   const reactFlowWrapper = useRef<HTMLDivElement>(null);
 
@@ -59,7 +72,7 @@ const FlowEditor: React.FC = () => {
     []
   );
   const onConnect = useCallback(
-    (params: any) => setEdges((edgesSnapshot) => addEdge(params, edgesSnapshot)),
+    (params: any) => setEdges((edgesSnapshot) => addEdge({ ...params, type: 'custom' }, edgesSnapshot)),
     []
   );
 
@@ -102,12 +115,19 @@ const FlowEditor: React.FC = () => {
         nodes={nodes}
         edges={edges}
         nodeTypes={nodeTypes}
+        edgeTypes={edgeTypes}
         onNodesChange={onNodesChange}
         onEdgesChange={onEdgesChange}
         onConnect={onConnect}
         onDrop={onDrop}
         onDragOver={onDragOver}
         fitView
+        selectionKeyCode={['Meta', 'Control']}
+        selectionMode={SelectionMode.Partial}
+        panOnDrag={[0, 1, 2]} // 支持多点触控平移
+        zoomOnScroll={true}
+        zoomOnPinch={true}
+        panOnScrollSpeed={0.5}
       >
         <Background />
         <Controls />
diff --git a/src/pages/flowEditor/node/basicNode/BasicNode.tsx b/src/pages/flowEditor/node/basicNode/BasicNode.tsx
index d0747c4..333fd4d 100644
--- a/src/pages/flowEditor/node/basicNode/BasicNode.tsx
+++ b/src/pages/flowEditor/node/basicNode/BasicNode.tsx
@@ -1,6 +1,7 @@
 import React from 'react';
 import styles from '@/pages/flowEditor/node/style/base.module.less';
 import NodeContent from '@/pages/flowEditor/components/nodeContent';
+import { useStore } from '@xyflow/react';
 
 interface BasicNodeData {
   title?: string;
@@ -13,15 +14,21 @@ interface BasicNodeData {
   [key: string]: any;
 }
 
-const BasicNode = ({ data }: { data: BasicNodeData }) => {
+const BasicNode = ({ data, id }: { data: BasicNodeData; id: string }) => {
   const title = data.title || '基础节点';
+
+  // 获取节点选中状态 - 适配React Flow v12 API
+  const isSelected = useStore((state) => 
+    state.nodeLookup.get(id)?.selected || false
+  );
+
   return (
-    <div className={styles['node-container']}>
-      <div className={styles['node-header']} style={{ backgroundColor: '#ea911b' }}>
+    <div className={`${styles['node-container']} ${isSelected ? styles.selected : ''}`}>
+      <div className={styles['node-header']} style={{ backgroundColor: '#e59428' }}>
         {title}
       </div>
 
-      <NodeContent data={{ ...data }} />
+      <NodeContent data={{ ...data, type: 'basic' }} />
     </div>
   );
 };
diff --git a/src/pages/flowEditor/node/draggableNode/DraggableNode.tsx b/src/pages/flowEditor/node/draggableNode/DraggableNode.tsx
index 09c9ae7..77a6fb1 100644
--- a/src/pages/flowEditor/node/draggableNode/DraggableNode.tsx
+++ b/src/pages/flowEditor/node/draggableNode/DraggableNode.tsx
@@ -1,12 +1,18 @@
 import React from 'react';
-import { Handle, Position } from '@xyflow/react';
+import { Handle, Position, useStore } from '@xyflow/react';
 import styles from '@/pages/flowEditor/node/style/base.module.less';
 import NodeContent from '@/pages/flowEditor/components/nodeContent';
 
-const DraggableNode = ({ data }: { data: any }) => {
+const DraggableNode = ({ data, id }: { data: any; id: string }) => {
   const title = data.title || '任务节点';
+  
+  // 获取节点选中状态 - 适配React Flow v12 API
+  const isSelected = useStore((state) => 
+    state.nodeLookup.get(id)?.selected || false
+  );
+
   return (
-    <div className={styles['node-container']}>
+    <div className={`${styles['node-container']} ${isSelected ? styles.selected : ''}`}>
       <div className={styles['node-header']} style={{ backgroundColor: '#1890ff' }}>
         {title}
       </div>
diff --git a/src/pages/flowEditor/node/endNode/EndNode.tsx b/src/pages/flowEditor/node/endNode/EndNode.tsx
index fd8df34..0c89d43 100644
--- a/src/pages/flowEditor/node/endNode/EndNode.tsx
+++ b/src/pages/flowEditor/node/endNode/EndNode.tsx
@@ -1,6 +1,7 @@
 import React from 'react';
 import styles from '@/pages/flowEditor/node/style/base.module.less';
 import NodeContent from '@/pages/flowEditor/components/nodeContent';
+import { useStore } from '@xyflow/react';
 
 interface EndNodeData {
   title?: string;
@@ -13,11 +14,16 @@ interface EndNodeData {
   [key: string]: any;
 }
 
-const EndNode = ({ data }: { data: EndNodeData }) => {
+const EndNode = ({ data, id }: { data: EndNodeData; id: string }) => {
   const title = data.title || '结束';
 
+  // 获取节点选中状态 - 适配React Flow v12 API
+  const isSelected = useStore((state) => 
+    state.nodeLookup.get(id)?.selected || false
+  );
+
   return (
-    <div className={styles['node-container']}>
+    <div className={`${styles['node-container']} ${isSelected ? styles.selected : ''}`}>
       <div className={styles['node-header']} style={{ backgroundColor: '#c05144' }}>
         {title}
       </div>
diff --git a/src/pages/flowEditor/node/startNode/StartNode.tsx b/src/pages/flowEditor/node/startNode/StartNode.tsx
index 0f6e935..e270c51 100644
--- a/src/pages/flowEditor/node/startNode/StartNode.tsx
+++ b/src/pages/flowEditor/node/startNode/StartNode.tsx
@@ -1,6 +1,7 @@
 import React from 'react';
 import styles from '@/pages/flowEditor/node/style/base.module.less';
 import NodeContent from '@/pages/flowEditor/components/nodeContent';
+import { useStore } from '@xyflow/react';
 
 interface StartNodeData {
   title?: string;
@@ -13,15 +14,21 @@ interface StartNodeData {
   [key: string]: any;
 }
 
-const StartNode = ({ data }: { data: StartNodeData }) => {
+const StartNode = ({ data, id }: { data: StartNodeData; id: string }) => {
   const title = data.title || '开始';
+  
+  // 获取节点选中状态 - 适配React Flow v12 API
+  const isSelected = useStore((state) => 
+    state.nodeLookup.get(id)?.selected || false
+  );
+
   return (
-    <div className={styles['node-container']}>
+    <div className={`${styles['node-container']} ${isSelected ? styles.selected : ''}`}>
       <div className={styles['node-header']} style={{ backgroundColor: '#29b971' }}>
         {title}
       </div>
 
-      <NodeContent data={{ ...data }} />
+      <NodeContent data={{ ...data, type: 'start' }} />
     </div>
   );
 };
diff --git a/src/pages/flowEditor/node/style/base.module.less b/src/pages/flowEditor/node/style/base.module.less
index c1b14f0..c677da4 100644
--- a/src/pages/flowEditor/node/style/base.module.less
+++ b/src/pages/flowEditor/node/style/base.module.less
@@ -5,6 +5,12 @@
   min-width: 150px;
   font-size: 14px;
   box-shadow: 0px 5px 15px #ccc;
+  border: 2px solid transparent;
+
+  &.selected {
+    border-color: #1890ff;
+    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
+  }
 
   .node-header {
     padding: 5px 15px;