diff --git a/src/assets/images/bridge_node_hoverbgimg.png b/src/assets/images/bridge_node_hoverbgimg.png
new file mode 100644
index 0000000..5b66e2a
Binary files /dev/null and b/src/assets/images/bridge_node_hoverbgimg.png differ
diff --git a/src/assets/images/icon/bridge_node_legend.png b/src/assets/images/icon/bridge_node_legend.png
new file mode 100644
index 0000000..72a1bb0
Binary files /dev/null and b/src/assets/images/icon/bridge_node_legend.png differ
diff --git a/src/assets/images/icon/community_node_legend.png b/src/assets/images/icon/community_node_legend.png
new file mode 100644
index 0000000..6964f5f
Binary files /dev/null and b/src/assets/images/icon/community_node_legend.png differ
diff --git a/src/assets/json/bridge_neighbors_communities.json b/src/assets/json/bridge_neighbors_communities.json
new file mode 100644
index 0000000..26fb208
--- /dev/null
+++ b/src/assets/json/bridge_neighbors_communities.json
@@ -0,0 +1,1236 @@
+[
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+      {
+        "communityId": "96",
+        "usersNum": 120
+      }
+    ]
+  },
+  {
+    "bridgeId": "1457867047334031360",
+    "bridgeCommunities": [
+      {
+        "communityId": "4",
+        "usersNum": 120
+      },
+      {
+        "communityId": "5",
+        "usersNum": 120
+      },
+      {
+        "communityId": "6",
+        "usersNum": 119
+      },
+      {
+        "communityId": "7",
+        "usersNum": 120
+      },
+      {
+        "communityId": "8",
+        "usersNum": 119
+      },
+      {
+        "communityId": "15",
+        "usersNum": 120
+      },
+      {
+        "communityId": "17",
+        "usersNum": 120
+      },
+      {
+        "communityId": "19",
+        "usersNum": 120
+      },
+      {
+        "communityId": "22",
+        "usersNum": 119
+      },
+      {
+        "communityId": "25",
+        "usersNum": 120
+      },
+      {
+        "communityId": "32",
+        "usersNum": 120
+      },
+      {
+        "communityId": "40",
+        "usersNum": 119
+      },
+      {
+        "communityId": "45",
+        "usersNum": 120
+      },
+      {
+        "communityId": "56",
+        "usersNum": 120
+      },
+      {
+        "communityId": "66",
+        "usersNum": 119
+      },
+      {
+        "communityId": "71",
+        "usersNum": 120
+      },
+      {
+        "communityId": "73",
+        "usersNum": 120
+      },
+      {
+        "communityId": "74",
+        "usersNum": 120
+      },
+      {
+        "communityId": "79",
+        "usersNum": 120
+      },
+      {
+        "communityId": "82",
+        "usersNum": 120
+      },
+      {
+        "communityId": "86",
+        "usersNum": 120
+      },
+      {
+        "communityId": "90",
+        "usersNum": 120
+      },
+      {
+        "communityId": "94",
+        "usersNum": 120
+      },
+      {
+        "communityId": "98",
+        "usersNum": 120
+      }
+    ]
+  },
+  {
+    "bridgeId": "455264233",
+    "bridgeCommunities": [
+      {
+        "communityId": "4",
+        "usersNum": 120
+      },
+      {
+        "communityId": "5",
+        "usersNum": 120
+      },
+      {
+        "communityId": "6",
+        "usersNum": 119
+      },
+      {
+        "communityId": "7",
+        "usersNum": 120
+      },
+      {
+        "communityId": "8",
+        "usersNum": 119
+      },
+      {
+        "communityId": "10",
+        "usersNum": 120
+      },
+      {
+        "communityId": "15",
+        "usersNum": 120
+      },
+      {
+        "communityId": "17",
+        "usersNum": 120
+      },
+      {
+        "communityId": "22",
+        "usersNum": 119
+      },
+      {
+        "communityId": "24",
+        "usersNum": 119
+      },
+      {
+        "communityId": "32",
+        "usersNum": 120
+      },
+      {
+        "communityId": "36",
+        "usersNum": 104
+      },
+      {
+        "communityId": "40",
+        "usersNum": 119
+      },
+      {
+        "communityId": "44",
+        "usersNum": 119
+      },
+      {
+        "communityId": "47",
+        "usersNum": 120
+      },
+      {
+        "communityId": "52",
+        "usersNum": 120
+      },
+      {
+        "communityId": "54",
+        "usersNum": 120
+      },
+      {
+        "communityId": "65",
+        "usersNum": 120
+      },
+      {
+        "communityId": "73",
+        "usersNum": 120
+      },
+      {
+        "communityId": "79",
+        "usersNum": 120
+      },
+      {
+        "communityId": "92",
+        "usersNum": 120
+      }
+    ]
+  }
+]
\ No newline at end of file
diff --git a/src/assets/json/bridge_nodes.json b/src/assets/json/bridge_nodes.json
new file mode 100644
index 0000000..a20c757
--- /dev/null
+++ b/src/assets/json/bridge_nodes.json
@@ -0,0 +1,12 @@
+[
+    {"postsId": 1, "postsName": "President Biden Archive", "Node": "1349149096909668363","Number_of_across_communities": 226,"Community_of_affiliation": 0, "Community_size": 5965 },
+    {"postsId": 2, "postsName": "Joe Truzman", "Node": "3006348240","Number_of_across_communities": 121,"Community_of_affiliation": 13, "Community_size": 827 },
+    {"postsId": 3, "postsName": "OSINTdefender", "Node": "1457867047334031360","Number_of_across_communities": 81,"Community_of_affiliation": 4, "Community_size": 2323 },
+    {"postsId": 4, "postsName": "Paul Golding", "Node": "455264233","Number_of_across_communities": 80, "Community_of_affiliation": 17, "Community_size": 812 },
+    {"postsId": 5, "postsName": "Rep. Matt Gaetz", "Node": "818948638890217473","Number_of_across_communities": 97,"Community_of_affiliation": 3, "Community_size": 3075 },
+    {"postsId": 6, "postsName": "Israel Defense Forces", "Node": "18576537","Number_of_across_communities": 349,"Community_of_affiliation": 6, "Community_size": 1178 },
+    {"postsId": 7, "postsName": "Andy Ngo", "Node": "2835451658","Number_of_across_communities": 243,"Community_of_affiliation": 7, "Community_size": 1170 },
+    {"postsId": 8, "postsName": "Secretary Antony Blinken", "Node": "1350150750966603777","Number_of_across_communities": 113,"Community_of_affiliation": 0, "Community_size": 5965 },
+    {"postsId": 9, "postsName": "Emmanuel Macron", "Node": "1976143068","Number_of_across_communities": 240,"Community_of_affiliation": 5, "Community_size": 1195 },
+    {"postsId": 10, "postsName": "Jackson Hinkle 🇺🇸", "Node": "1151913018936053760","Number_of_across_communities": 98,"Community_of_affiliation": 19, "Community_size": 784 }
+]
\ No newline at end of file
diff --git a/src/components/weight/EventHeatmap.vue b/src/components/weight/EventHeatmap.vue
index 256ae5b..5618b6a 100644
--- a/src/components/weight/EventHeatmap.vue
+++ b/src/components/weight/EventHeatmap.vue
@@ -182,7 +182,7 @@ onUnmounted(() => {
 /* 容器样式，无边框 */
 .panel-container {
   width: 350px;
-  height: 276px;
+  height: 257px;
   background: rgba(4, 20, 33, 0.4);
   border-radius: 2px;
   box-shadow: 0 0 18px 0 #0a2e55 inset;
@@ -245,6 +245,7 @@ onUnmounted(() => {
 .chart-container {
   flex-grow: 1;
   width: 100%;
+  height: 180px;
   margin-top: -20px;
   margin-left: -10px;
 }
diff --git a/src/components/weight/PostDynamics.vue b/src/components/weight/PostDynamics.vue
index b743302..b28c4ff 100644
--- a/src/components/weight/PostDynamics.vue
+++ b/src/components/weight/PostDynamics.vue
@@ -117,7 +117,7 @@ onBeforeUnmount(() => {
 <style scoped>
 .post-dynamics-container {
   width: 800px;
-  height: 275px; /* Set a fixed height to enable scrolling for the list */
+  height: 257px; /* Set a fixed height to enable scrolling for the list */
   padding: 16px;
   background-color: #03102a; /* A dark blue background to mimic the screenshot context */
   font-family: "PingFang SC", sans-serif;
diff --git a/src/components/weight/WordCloud.vue b/src/components/weight/WordCloud.vue
index 721dca1..f53e00e 100644
--- a/src/components/weight/WordCloud.vue
+++ b/src/components/weight/WordCloud.vue
@@ -43,7 +43,7 @@ const props = defineProps({
 const scanAngle = ref(0);
 const scanTimer = ref(null);
 const containerWidth = 370;
-const containerHeight = 276;
+const containerHeight = 257;
 
 const words = ref(props.wordsCloudList);
 
@@ -124,7 +124,7 @@ onBeforeUnmount(() => {
 .word-cloud-container {
   position: relative;
   width: 370px;
-  height: 276px;
+  height: 257px;
   background-color: rgba(4, 20, 33, 0.4);
   background-image: linear-gradient(to right, rgba(6, 61, 113, 0.2), rgba(8, 30, 56, 0.8));
   border: none;
diff --git a/src/store/keyNodeStore2.js b/src/store/keyNodeStore2.js
index 40c803e..1c51a9d 100644
--- a/src/store/keyNodeStore2.js
+++ b/src/store/keyNodeStore2.js
@@ -250,7 +250,9 @@ export const useKeyNodeStore2 = defineStore('keyNode2', () => {
     {postsId: 10, postsName: "Jackson Hinkle 🇺🇸", 'Node': '1151913018936053760','Number_of_across_communities': 98,'Community_of_affiliation': 19, 'Community_size': 784 },
   ])
 
+  // 当前激活的时间点
   const activeTimePoint = ref(1);
+  // 所有时间点数据
   const timePoints = ref([]);
   const activeLeader = ref(null);
   const currentPost = ref(null);
@@ -287,6 +289,7 @@ export const useKeyNodeStore2 = defineStore('keyNode2', () => {
     };
   };
 
+  // 初始化时间点数据
   function initializeTimePoints() {
     if (timePoints.value.length > 0) return;
     timePoints.value = allLeaderData.value.map((leader, index) => ({
@@ -296,6 +299,7 @@ export const useKeyNodeStore2 = defineStore('keyNode2', () => {
     }));
   }
 
+  // 设置激活的时间点
   function setActiveTimePoint(id) {
     activeTimePoint.value = id;
   }
diff --git a/src/views/KeyNodeRecognition2/components/GraphPanel.vue b/src/views/KeyNodeRecognition2/components/GraphPanel.vue
index 51aa828..42ffa13 100644
--- a/src/views/KeyNodeRecognition2/components/GraphPanel.vue
+++ b/src/views/KeyNodeRecognition2/components/GraphPanel.vue
@@ -46,11 +46,12 @@
         <div class="chart-container">
           <DynamicGraph
             ref="leaderGraphRef"
+            v-if="false"
             :timestamp="store.activeTimePoint"
             :allLeaderData="store.allLeaderData"
             @handle:openDialog="handleGraphNodeClick"
           />
-          <bridgeGroup v-if="false"></bridgeGroup>
+          <BridgeCommunityGraph v-if="true" />
         </div>
         <div class="timeline-container">
           <span class="time-label">2023.10.07 00:00:00</span>
@@ -97,7 +98,7 @@
 import { ref, defineExpose, watch, computed } from 'vue';
 import { useKeyNodeStore2 } from '@/store/keyNodeStore2';
 import DynamicGraph from "./graph/dynamicGraph.vue";
-import bridgeGroup from './graph/bridgeGroup.vue';
+import BridgeCommunityGraph from './graph/bridgeCommunityGraph.vue';
 
 const store = useKeyNodeStore2();
 const leaderGraphRef = ref(null);
diff --git a/src/views/KeyNodeRecognition2/components/LeaderDetailDialog.vue b/src/views/KeyNodeRecognition2/components/LeaderDetailDialog.vue
index 3d40764..4c43798 100644
--- a/src/views/KeyNodeRecognition2/components/LeaderDetailDialog.vue
+++ b/src/views/KeyNodeRecognition2/components/LeaderDetailDialog.vue
@@ -130,9 +130,7 @@ const isVisible = computed({
 }
 .leader-post-detail-content {
   width: 100%;
-  background:
-    linear-gradient(0deg, #0d2743, #0d2743),
-    linear-gradient(270deg, rgba(147, 210, 255, 0.06) 0%, rgba(147, 210, 255, 0.16) 100%);
+  background: linear-gradient(90deg, #3e607c71 0%, #2f455f62 100%);
   margin-top: 30px;
   height: 262px;
   overflow: auto;
diff --git a/src/views/KeyNodeRecognition2/components/graph/bridgeCommunityGraph.vue b/src/views/KeyNodeRecognition2/components/graph/bridgeCommunityGraph.vue
new file mode 100644
index 0000000..b99b017
--- /dev/null
+++ b/src/views/KeyNodeRecognition2/components/graph/bridgeCommunityGraph.vue
@@ -0,0 +1,260 @@
+<template>
+  <div id="bridgeCommunityChart" style="width: 100%; height: 100%;"></div>
+</template>
+
+<script setup>
+import { onMounted, onUnmounted } from 'vue';
+import * as echarts from 'echarts';
+import bridgeData from '@/assets/json/bridge_neighbors_communities.json';
+import bridgeNodeHoverBgImg from '@/assets/images/bridge_node_hoverbgimg.png'
+
+let chartInstance = null;
+
+// 处理数据生成ECharts所需格式
+const processData = () => {
+  const nodes = [];
+  const links = [];
+  const addedCommunities = new Set();
+  
+  // 找出usersNum的最小值和最大值，用于归一化
+  let minUsersNum = Infinity;
+  let maxUsersNum = -Infinity;
+  
+  bridgeData.forEach(item => {
+    item.bridgeCommunities.forEach(community => {
+      minUsersNum = Math.min(minUsersNum, community.usersNum);
+      maxUsersNum = Math.max(maxUsersNum, community.usersNum);
+    });
+  });
+  
+  // 节点大小的范围
+  const minNodeSize = 30;
+  const maxNodeSize = 45;
+  
+  // 添加桥梁节点和社团节点
+  bridgeData.forEach(item => {
+    const bridgeId = item.bridgeId;
+    
+    // 添加桥梁节点 - 可以调整这个值来改变桥梁节点大小
+    nodes.push({
+      id: `bridge_${bridgeId}`,
+      name: `桥梁节点 ${bridgeId.substring(0, 5)}...`,
+      category: 0,
+      value: 20 // 桥梁节点大小（可修改）
+    });
+    
+    // 添加社团节点和边
+    item.bridgeCommunities.forEach(community => {
+      const communityId = community.communityId;
+      const communityKey = `community_${communityId}`;
+      const usersNum = community.usersNum;
+      
+      // 归一化usersNum到节点大小范围
+      const size = minNodeSize + 
+        ((usersNum - minUsersNum) / (maxUsersNum - minUsersNum)) * 
+        (maxNodeSize - minNodeSize);
+      
+      if (!addedCommunities.has(communityKey)) {
+        nodes.push({
+          id: communityKey,
+          name: `社团 ${communityId} (${usersNum})`,
+          category: 1,
+          value: size // 根据usersNum动态设置大小
+        });
+        addedCommunities.add(communityKey);
+      }
+      
+      links.push({
+        source: `bridge_${bridgeId}`,
+        target: communityKey,
+        value: 1
+      });
+    });
+  });
+  
+  return {
+    nodes,
+    links
+  };
+};
+
+// 初始化图表
+const initChart = () => {
+  if (chartInstance) {
+    chartInstance.dispose();
+  }
+  
+  const chartDom = document.getElementById('bridgeCommunityChart');
+  if (!chartDom) return;
+  
+  chartInstance = echarts.init(chartDom);
+  
+  const { nodes, links } = processData();
+
+  const categories = [
+    {name: "桥梁节点", category: 0},
+    {name: "社团节点", category: 1}
+  ]
+  
+  const option = {
+    //hover上去的窗口
+    tooltip: {
+      trigger: "item",
+      trigger: "item",
+      backgroundColor: "rgba(0,0,0,0)", // 透明背景
+      borderColor: "rgba(0,0,0,0)", // 透明边框
+      borderWidth: 0,
+      extraCssText: "box-shadow:none;padding:0;",
+      textStyle: {
+        color: '#fff', // 设置字体颜色为白色
+        fontSize: 14,
+      },
+      formatter: function(params) {
+        // 判断节点类型
+        if(params.data.category === 1) {
+          // 社团节点
+          const usersNum = params.data.name.match(/\((\d+)\)/)?.[1] || 0;
+          return `<div
+          style = "
+            width: 126px;
+            height: 44px;
+            border-radius: 4px;
+            background: url('${bridgeNodeHoverBgImg}');
+            background-size: cover;
+            background-position: center;
+            background-repeat: no-repeat;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            flex-direction: column;
+          ">
+            <div style="color:#fff;letter-spacing: 0.14px;">
+              社团用户数：${usersNum}
+            </div>
+          </div>`;
+        }else {
+          // 桥梁节点: 查找对应的bridgeCommunities长度
+          const bridgeItem = bridgeData.find(item => item.bridgeId === params.data.id.replace('bridge_', ''));
+          const communityCount = bridgeItem ? bridgeItem.bridgeCommunities.length : 0;
+          return `<div
+          style = "
+            width: 126px;
+            height: 44px;
+            border-radius: 4px;
+            background: url('${bridgeNodeHoverBgImg}');
+            background-size: cover;
+            background-position: center;
+            background-repeat: no-repeat;
+            padding:20px 20px;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            flex-direction: column;
+          ">
+              链接社团数：${communityCount}
+          </div>`;
+        }
+      },
+    },
+    //图例配置
+    legend: [
+      {
+        data: categories.map((c) => ({
+          name: c.name,
+          // 锚点账号用圆形头像，普通账号保持默认
+          // 添加自定义图标
+          icon: c.category === 1
+            ? `image://${new URL('@/assets/images/icon/community_node_legend.png', import.meta.url)}`
+            : `image://${new URL('@/assets/images/icon/bridge_node_legend.png', import.meta.url)}`
+        })),
+        right: 15,
+        bottom: 13,
+        icon: "circle",
+        orient: "vertical",
+        itemWidth: 16,
+        itemHeight: 16,
+        itemGap: 12,
+        backgroundColor: "rgba(0,67,125,0.56)", // 半透明深蓝
+        borderRadius: 8, // 圆角
+        borderColor: "#c2f2ff", // 淡蓝色边框
+        borderWidth: 0.3,
+        padding: [12, 20, 12, 20], // 上右下左
+        textStyle: {
+          color: "#fff",
+          fontSize: 16,
+          fontWeight: "normal"
+        }
+      }
+    ],
+    series: [
+      {
+        type: 'graph',
+        zoom: 0.8,
+        layout: 'force',
+        animation: false,
+        draggable: true,
+        data: nodes,
+        links: links,
+        categories: [
+          {
+            name: '桥梁节点',
+            itemStyle: {
+              color: '#ff7300'
+            }
+          },
+          {
+            name: '社团节点',
+            itemStyle: {
+              color: '#1890ff'
+            }
+          }
+        ],
+        roam: true,
+        label: {
+          show: true,
+          position: 'right',
+          formatter: '{b}'
+        },
+        lineStyle: {
+          color: 'source',
+          curveness: 0.3
+        },
+        force: {
+          repulsion: 1000,
+          edgeLength: 100
+        },
+        animationDurationUpdate: 3500, // 节点移动更平滑
+      }
+    ]
+  };
+  
+  chartInstance.setOption(option);
+};
+
+onMounted(() => {
+  setTimeout(() => {
+    initChart();
+  }, 100);
+  
+  window.addEventListener('resize', () => {
+    if (chartInstance) {
+      chartInstance.resize();
+    }
+  });
+});
+
+onUnmounted(() => {
+  if (chartInstance) {
+    chartInstance.dispose();
+    chartInstance = null;
+  }
+  window.removeEventListener('resize', () => {});
+});
+</script>
+
+<style scoped>
+#bridgeCommunityChart {
+  width: 100%;
+  height: 600px;
+}
+</style>
\ No newline at end of file
diff --git a/src/views/KeyNodeRecognition2/components/graph/bridgeGroup.vue b/src/views/KeyNodeRecognition2/components/graph/bridgeGroup.vue
deleted file mode 100644
index 3d7e94a..0000000
--- a/src/views/KeyNodeRecognition2/components/graph/bridgeGroup.vue
+++ /dev/null
@@ -1,17 +0,0 @@
-<template>
-
-</template>
-
-<script setup>
-  import { useKeyNodeStore2 } from '@/store/keyNodeStore2';
-  import { computed } from 'vue';
-
-  const store = useKeyNodeStore2();
-  // 获取到桥梁节点数据
-  const bridgeNodes = computed(() => store.bridgeNodes);
-
-</script>
-  
-<style>
-
-</style>
\ No newline at end of file
diff --git a/src/views/KeyNodeRecognition2/index.vue b/src/views/KeyNodeRecognition2/index.vue
index 6a9242c..e2fc66e 100644
--- a/src/views/KeyNodeRecognition2/index.vue
+++ b/src/views/KeyNodeRecognition2/index.vue
@@ -89,6 +89,7 @@ const automaticPlay = () => {
   }, 1500);
 };
 
+// 调用 store.initializeTimePoints() 初始化时间点
 onMounted(() => {
   store.initializeTimePoints();
   automaticPlay();