diff --git a/web/src/components/external-systems/asset-management/adapter-asset/AssetDetailView.vue b/web/src/components/external-systems/asset-management/adapter-asset/AssetDetailView.vue
index 9c362fc7..4ef35a09 100644
--- a/web/src/components/external-systems/asset-management/adapter-asset/AssetDetailView.vue
+++ b/web/src/components/external-systems/asset-management/adapter-asset/AssetDetailView.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="asset-detail-view">
-    <PageContainer>
+    <PageContainer :detail-label="detail?.name || ''">
       <template #header>
         <div class="asset-detail-view__header">
           <div class="asset-detail-view__title-row">
diff --git a/web/src/components/external-systems/asset-management/adapter-asset/AssetListView.vue b/web/src/components/external-systems/asset-management/adapter-asset/AssetListView.vue
index add7b85c..2b3c464a 100644
--- a/web/src/components/external-systems/asset-management/adapter-asset/AssetListView.vue
+++ b/web/src/components/external-systems/asset-management/adapter-asset/AssetListView.vue
@@ -102,16 +102,13 @@
       <div class="asset-list-view__content">
         <LoadingState v-if="listLoading && !list.length" type="skeleton" :rows="6" />
 
-        <EmptyState
+        <ErrorRetryAlert
           v-else-if="listError"
-          type="default"
-          title="加载失败"
-          :description="listError.message || '资产列表加载失败'"
-        >
-          <template #actions>
-            <a-button type="primary" @click="loadInitial">重试</a-button>
-          </template>
-        </EmptyState>
+          :error="listError"
+          message="加载失败"
+          :description="listError?.message || ''"
+          @retry="loadInitial"
+        />
 
         <EmptyState v-else-if="!list.length" type="default" title="暂无资产" />
 
@@ -203,11 +200,12 @@
       :width="640"
     >
       <LoadingState v-if="referencesLoading" type="mask" text="加载引用关系..." />
-      <EmptyState
+      <ErrorRetryAlert
         v-else-if="referencesError"
-        type="default"
-        title="加载失败"
-        :description="referencesError.message"
+        :error="referencesError"
+        message="加载失败"
+        :description="referencesError?.message || ''"
+        retry-text=""
       />
       <template v-else-if="references">
         <section class="asset-list-view__ref-section">
@@ -252,11 +250,12 @@
       :width="720"
     >
       <LoadingState v-if="previewLoading" type="mask" text="加载预览..." />
-      <EmptyState
+      <ErrorRetryAlert
         v-else-if="previewError"
-        type="default"
-        title="加载失败"
-        :description="previewError.message"
+        :error="previewError"
+        message="加载失败"
+        :description="previewError?.message || ''"
+        retry-text=""
       />
       <template v-else-if="preview">
         <a-descriptions :column="1" size="small" bordered>
@@ -337,6 +336,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsAssets' })
+
 import { ref, computed, watch, onMounted } from 'vue'
 import { useDebounceFn } from '@vueuse/core'
 import { message } from 'ant-design-vue'
@@ -354,6 +355,7 @@ import FilterBar from '@/components/external-systems/common/FilterBar.vue'
 import PaginationBar from '@/components/external-systems/common/PaginationBar.vue'
 import StatusTag from '@/components/external-systems/common/StatusTag.vue'
 import EmptyState from '@/components/external-systems/common/EmptyState.vue'
+import ErrorRetryAlert from '@/components/external-systems/common/ErrorRetryAlert.vue'
 import LoadingState from '@/components/external-systems/common/LoadingState.vue'
 import CodeBlock from '@/components/external-systems/common/CodeBlock.vue'
 import ConfirmDialog from '@/components/external-systems/common/ConfirmDialog.vue'
@@ -754,22 +756,10 @@ function handleEditSuccess() {
 }
 
 // ===== 错误处理 =====
-watch(listError, (err) => {
-  if (err) message.error(err.message || '资产列表加载失败')
-})
-
 watch(statsError, (err) => {
   if (err) message.error(err.message || '资产统计加载失败')
 })
 
-watch(previewError, (err) => {
-  if (err) message.error(err.message || '资产预览加载失败')
-})
-
-watch(referencesError, (err) => {
-  if (err) message.error(err.message || '资产引用加载失败')
-})
-
 // ===== 生命周期 =====
 onMounted(loadInitial)
 </script>
diff --git a/web/src/components/external-systems/asset-management/environment/EnvironmentListView.vue b/web/src/components/external-systems/asset-management/environment/EnvironmentListView.vue
index d119670f..e49c5785 100644
--- a/web/src/components/external-systems/asset-management/environment/EnvironmentListView.vue
+++ b/web/src/components/external-systems/asset-management/environment/EnvironmentListView.vue
@@ -87,6 +87,13 @@
       <!-- 表格 -->
       <div class="env-list-view__table">
         <LoadingState v-if="listLoading && !list.length" type="skeleton" :rows="6" />
+        <ErrorRetryAlert
+          v-else-if="listError"
+          :error="listError"
+          message="加载失败"
+          :description="listError?.message || ''"
+          @retry="fetchList"
+        />
         <EmptyState
           v-else-if="isEmpty && !listLoading"
           type="filter"
@@ -217,6 +224,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsEnvironments' })
+
 import { ref, computed, onMounted, watch } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 import { message } from 'ant-design-vue'
@@ -232,6 +241,7 @@ import FilterBar from '@/components/external-systems/common/FilterBar.vue'
 import PaginationBar from '@/components/external-systems/common/PaginationBar.vue'
 import StatusTag from '@/components/external-systems/common/StatusTag.vue'
 import EmptyState from '@/components/external-systems/common/EmptyState.vue'
+import ErrorRetryAlert from '@/components/external-systems/common/ErrorRetryAlert.vue'
 import LoadingState from '@/components/external-systems/common/LoadingState.vue'
 import EnvironmentDetailDrawer from './EnvironmentDetailDrawer.vue'
 import EnvironmentDiffDrawer from './EnvironmentDiffDrawer.vue'
@@ -543,10 +553,6 @@ function handleBatchSuccess() {
 }
 
 // ===== 错误监听 =====
-watch(listError, (err) => {
-  if (err) message.error(err?.message || '加载环境列表失败')
-})
-
 watch(submitError, (err) => {
   if (err) message.error(err?.message || '操作失败')
 })
diff --git a/web/src/components/external-systems/asset-management/system/RuntimeGovernanceDrawer.vue b/web/src/components/external-systems/asset-management/system/RuntimeGovernanceDrawer.vue
index d351f2ae..db186c65 100644
--- a/web/src/components/external-systems/asset-management/system/RuntimeGovernanceDrawer.vue
+++ b/web/src/components/external-systems/asset-management/system/RuntimeGovernanceDrawer.vue
@@ -7,7 +7,15 @@
     @close="handleClose"
   >
     <LoadingState v-if="governance.loading" type="skeleton" :rows="8" />
-    <a-tabs v-else v-model:activeKey="activeTab">
+    <a-alert
+      v-else-if="!isAdmin"
+      type="info"
+      show-icon
+      message="您暂无修改权限，以下配置为只读模式"
+      description="如需修改运行时治理配置，请联系管理员申请 [ADMIN] 权限。"
+      style="margin-bottom: 16px"
+    />
+    <a-tabs v-if="!governance.loading" v-model:activeKey="activeTab">
       <!-- 限流 -->
       <a-tab-pane key="rateLimit" tab="限流">
         <a-form ref="rateLimitFormRef" :model="formData.rateLimit" layout="vertical">
diff --git a/web/src/components/external-systems/asset-management/system/SystemDetailView.vue b/web/src/components/external-systems/asset-management/system/SystemDetailView.vue
index f6b37677..db85c4fa 100644
--- a/web/src/components/external-systems/asset-management/system/SystemDetailView.vue
+++ b/web/src/components/external-systems/asset-management/system/SystemDetailView.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="es-system-detail">
-    <PageContainer :title="detail?.name || '系统详情'" :description="detail?.slug || ''">
+    <PageContainer :title="detail?.name || '系统详情'" :description="detail?.slug || ''" :detail-label="detail?.name || ''">
       <template #actions>
         <a-space>
           <a-button @click="handleBack">
diff --git a/web/src/components/external-systems/asset-management/system/SystemListView.vue b/web/src/components/external-systems/asset-management/system/SystemListView.vue
index 57a10f16..613d8488 100644
--- a/web/src/components/external-systems/asset-management/system/SystemListView.vue
+++ b/web/src/components/external-systems/asset-management/system/SystemListView.vue
@@ -47,7 +47,10 @@
             <Server :size="18" />
             <span class="es-system-list__stat-title">系统总数</span>
           </div>
-          <div class="es-system-list__stat-value">{{ stats?.total ?? 0 }}</div>
+          <div class="es-system-list__stat-value">
+            <a-spin v-if="statsLoading" :indicator="null" size="small" />
+            <template v-else>{{ stats?.total ?? 0 }}</template>
+          </div>
         </div>
         <div class="es-system-list__stat-card">
           <div class="es-system-list__stat-header">
@@ -55,7 +58,8 @@
             <span class="es-system-list__stat-title">已启用</span>
           </div>
           <div class="es-system-list__stat-value es-system-list__stat-value--success">
-            {{ stats?.by_enabled?.['true'] ?? 0 }}
+            <a-spin v-if="statsLoading" :indicator="null" size="small" />
+            <template v-else>{{ stats?.by_enabled?.['true'] ?? 0 }}</template>
           </div>
         </div>
         <div class="es-system-list__stat-card">
@@ -64,7 +68,8 @@
             <span class="es-system-list__stat-title">熔断 OPEN</span>
           </div>
           <div class="es-system-list__stat-value es-system-list__stat-value--error">
-            {{ circuitBreakersStatus?.open ?? 0 }}
+            <a-spin v-if="circuitBreakersLoading" :indicator="null" size="small" />
+            <template v-else>{{ circuitBreakersStatus?.open ?? 0 }}</template>
           </div>
         </div>
         <div class="es-system-list__stat-card">
@@ -73,10 +78,18 @@
             <span class="es-system-list__stat-title">适配器类型数</span>
           </div>
           <div class="es-system-list__stat-value">
-            {{ Object.keys(stats?.by_adapter_type || {}).length }}
+            <a-spin v-if="statsLoading" :indicator="null" size="small" />
+            <template v-else>{{ Object.keys(stats?.by_adapter_type || {}).length }}</template>
           </div>
         </div>
       </div>
+      <div v-if="statsError || circuitBreakersError || formattedLastRefreshed" class="es-system-list__stats-meta">
+        <span v-if="statsError" class="es-system-list__stats-meta-error">统计加载失败</span>
+        <span v-if="circuitBreakersError" class="es-system-list__stats-meta-error">熔断器状态加载失败</span>
+        <span v-if="formattedLastRefreshed" class="es-system-list__stats-meta-time">
+          最后刷新：{{ formattedLastRefreshed }}
+        </span>
+      </div>
 
       <!-- 筛选区 -->
       <FilterBar
@@ -90,13 +103,12 @@
 
       <!-- 表格 -->
       <LoadingState v-if="listLoading && !list.length" type="skeleton" :rows="8" />
-      <EmptyState
+      <ErrorRetryAlert
         v-else-if="listError"
-        type="default"
-        title="加载失败"
-        :description="listError.message || '请重试'"
-        action-text="重试"
-        @action="handleRefresh"
+        :error="listError"
+        message="加载失败"
+        :description="listError?.message || ''"
+        @retry="handleRefresh"
       />
       <EmptyState v-else-if="!list.length" type="filter" />
       <div v-else class="es-system-list__table-wrapper">
@@ -249,7 +261,9 @@
 </template>
 
 <script setup>
-import { ref, computed, watch, onMounted } from 'vue'
+defineOptions({ name: 'EsSystems' })
+
+import { ref, computed, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { message } from 'ant-design-vue'
 import {
@@ -267,11 +281,13 @@ import {
 } from 'lucide-vue-next'
 import { useUserStore } from '@/stores/user'
 import { useExternalSystem } from '@/composables/external-systems/useExternalSystem'
+import { getAdapterOverviewApi, getAdapterDetailApi } from '@/apis/external-systems/adapter_metadata_api'
 import PageContainer from '@/components/external-systems/layout/PageContainer.vue'
 import FilterBar from '@/components/external-systems/common/FilterBar.vue'
 import PaginationBar from '@/components/external-systems/common/PaginationBar.vue'
 import StatusTag from '@/components/external-systems/common/StatusTag.vue'
 import EmptyState from '@/components/external-systems/common/EmptyState.vue'
+import ErrorRetryAlert from '@/components/external-systems/common/ErrorRetryAlert.vue'
 import LoadingState from '@/components/external-systems/common/LoadingState.vue'
 import ConfirmDialog from '@/components/external-systems/common/ConfirmDialog.vue'
 import SystemFormModal from './SystemFormModal.vue'
@@ -293,14 +309,16 @@ const {
   filters,
   stats,
   statsLoading,
+  statsError,
   circuitBreakersStatus,
-  exporting,
-  submitting,
-  togglingEnabled,
-  batchCloning,
+  circuitBreakersLoading,
+  circuitBreakersError,
+  latestHealth,
+  lastRefreshedAt,
   fetchList,
   fetchStats,
   fetchCircuitBreakersStatus,
+  fetchLatestHealth,
   setFilter,
   resetFilters,
   setPagination,
@@ -325,20 +343,34 @@ const systemImportVisible = ref(false)
 const toolPackageExportVisible = ref(false)
 const toolPackageImportVisible = ref(false)
 
+// 适配器元数据（用于动态填充筛选项）
+const adapterOptions = ref([])
+const sourceTypeOptions = ref([])
+const adapterLoading = ref(false)
+
 // ===== Computed =====
 const isAdmin = computed(() => userStore.isAdmin)
 
+const formattedLastRefreshed = computed(() => {
+  if (!lastRefreshedAt.value) return ''
+  const d = new Date(lastRefreshedAt.value)
+  return `${d.getHours().toString().padStart(2, '0')}:${d.getMinutes().toString().padStart(2, '0')}:${d.getSeconds().toString().padStart(2, '0')}`
+})
+
 // ===== Constants =====
 const healthStatusMap = {
   healthy: { label: '健康', color: 'success' },
   degraded: { label: '降级', color: 'warning' },
   unhealthy: { label: '异常', color: 'error' },
+  auth_failure: { label: '认证失败', color: 'error' },
+  connectivity_issue: { label: '连接异常', color: 'error' },
+  not_checked: { label: '未探测', color: 'default' },
   circuit_open: { label: '熔断', color: 'error' },
   circuit_half_open: { label: '半开', color: 'warning' },
   unknown: { label: '未探测', color: 'default' }
 }
 
-const filterFields = [
+const filterFields = computed(() => [
   {
     name: 'category',
     label: '分类',
@@ -356,14 +388,16 @@ const filterFields = [
     label: '适配器',
     type: 'select',
     placeholder: '请选择适配器',
-    options: []
+    loading: adapterLoading.value,
+    options: adapterOptions.value
   },
   {
     name: 'source_type',
     label: '数据源',
     type: 'select',
     placeholder: '请选择数据源',
-    options: []
+    options: sourceTypeOptions.value,
+    disabled: !filters.adapter_type
   },
   {
     name: 'enabled',
@@ -381,7 +415,7 @@ const filterFields = [
     type: 'input',
     placeholder: '请输入 slug 或名称'
   }
-]
+])
 
 const columns = [
   { title: 'Slug', dataIndex: 'slug', key: 'slug', width: 160, ellipsis: true },
@@ -396,19 +430,29 @@ const columns = [
 // ===== Methods =====
 // circuitBreakersStatus 为 { total, closed, open, half_open, systems: list[dict] }
 // 后端 systems 中 state 字段为小写：closed / open / half_open
+const cbMap = computed(() => {
+  const systems = circuitBreakersStatus.value?.systems || []
+  return new Map(systems.map((c) => [c.system_id, c]))
+})
+
 function getHealthStatus(record) {
-  const cb = circuitBreakersStatus.value?.systems?.find((c) => c.system_id === record.id)
+  const cb = cbMap.value.get(record.id)
   if (cb?.state === 'open') return 'circuit_open'
   if (cb?.state === 'half_open') return 'circuit_half_open'
-  if (record.health_status) return record.health_status
+  const health = latestHealth.value[record.id]
+  if (health?.health_status) return health.health_status
   return 'unknown'
 }
 
 function getHealthTooltip(record) {
-  const cb = circuitBreakersStatus.value?.systems?.find((c) => c.system_id === record.id)
+  const cb = cbMap.value.get(record.id)
+  const health = latestHealth.value[record.id]
   if (cb) {
     return `熔断器：${cb.state || '未知'}`
   }
+  if (health?.checked_at) {
+    return `最近检查：${health.checked_at}`
+  }
   return record.enabled ? '未探测健康状态' : '系统已禁用'
 }
 
@@ -423,12 +467,49 @@ async function loadAll() {
     fetchStats(),
     fetchCircuitBreakersStatus()
   ])
+  // 列表加载完成后，批量获取当前页系统的最新健康状态
+  if (list.value?.length) {
+    const ids = list.value.map((item) => item.id).filter(Boolean)
+    await fetchLatestHealth(ids)
+  }
 }
 
 async function handleRefresh() {
   await loadAll()
 }
 
+async function loadAdapterOptions() {
+  adapterLoading.value = true
+  try {
+    const res = await getAdapterOverviewApi()
+    const items = res?.data?.items || []
+    adapterOptions.value = items.map((item) => ({
+      label: item.display_name || item.adapter_type,
+      value: item.adapter_type
+    }))
+  } catch (err) {
+    adapterOptions.value = []
+    console.warn('加载适配器元数据失败', err)
+  } finally {
+    adapterLoading.value = false
+  }
+}
+
+async function loadSourceTypeOptions(adapterType) {
+  if (!adapterType) {
+    sourceTypeOptions.value = []
+    return
+  }
+  try {
+    const res = await getAdapterDetailApi(adapterType)
+    const types = res?.data?.supported_source_types || []
+    sourceTypeOptions.value = types.map((t) => ({ label: t, value: t }))
+  } catch (err) {
+    sourceTypeOptions.value = []
+    console.warn(`加载 ${adapterType} 数据源类型失败`, err)
+  }
+}
+
 function handleSearch(formData) {
   setFilter(formData)
   fetchList()
@@ -439,13 +520,22 @@ function handleReset() {
   fetchList()
 }
 
-function handleFieldChange() {
-  // 字段变更时不立即触发查询，等用户点击搜索
+function handleFieldChange({ field, value }) {
+  // 适配器变更时，清空数据源并重新加载对应数据源类型
+  if (field === 'adapter_type') {
+    if (value !== filters.adapter_type) {
+      filters.source_type = undefined
+    }
+    loadSourceTypeOptions(value)
+  }
 }
 
-function handlePageChange({ page, pageSize }) {
+async function handlePageChange({ page, pageSize }) {
   setPagination({ page, pageSize })
-  fetchList()
+  await fetchList()
+  if (list.value?.length) {
+    await fetchLatestHealth(list.value.map((item) => item.id).filter(Boolean))
+  }
 }
 
 function handleDetail(record) {
@@ -514,10 +604,14 @@ async function handleDeleteConfirm() {
 
 async function handleToggleEnabled(record, checked) {
   try {
-    await setEnabled(record.id, checked)
+    const updated = await setEnabled(record.id, checked)
     message.success(checked ? '已启用' : '已禁用')
-    // 局部更新避免整页刷新
-    record.enabled = checked
+    // 使用后端返回的最新对象局部更新，避免整页刷新且保证状态一致
+    if (updated && typeof updated.enabled === 'boolean') {
+      Object.assign(record, updated)
+    } else {
+      record.enabled = checked
+    }
     await fetchStats()
   } catch (err) {
     message.error(err?.message || '操作失败')
@@ -576,15 +670,9 @@ async function handleExportConfirm() {
   }
 }
 
-// ===== Watch =====
-watch(listError, (err) => {
-  if (err) message.error(err.message || '系统列表加载失败')
-})
-
-watch(statsLoading, () => {}, { deep: true })
-
 // ===== Lifecycle =====
 onMounted(() => {
+  loadAdapterOptions()
   loadAll()
 })
 </script>
@@ -657,5 +745,23 @@ onMounted(() => {
       font-size: 13px;
     }
   }
+
+  &__stats-meta {
+    display: flex;
+    align-items: center;
+    gap: 12px;
+    margin-top: -8px;
+    margin-bottom: 16px;
+    font-size: 12px;
+
+    &-error {
+      color: var(--color-error-600);
+    }
+
+    &-time {
+      margin-left: auto;
+      color: var(--gray-500);
+    }
+  }
 }
 </style>
diff --git a/web/src/components/external-systems/asset-management/tool/ToolDetailView.vue b/web/src/components/external-systems/asset-management/tool/ToolDetailView.vue
index a1a3d406..a928645c 100644
--- a/web/src/components/external-systems/asset-management/tool/ToolDetailView.vue
+++ b/web/src/components/external-systems/asset-management/tool/ToolDetailView.vue
@@ -1,5 +1,5 @@
 <template>
-  <PageContainer :title="detail?.name || '工具详情'" :description="detail?.slug || ''">
+  <PageContainer :title="detail?.name || '工具详情'" :description="detail?.slug || ''" :detail-label="detail?.name || ''">
     <template #actions>
       <a-space>
         <a-button @click="handleExecute">
diff --git a/web/src/components/external-systems/asset-management/tool/ToolListView.vue b/web/src/components/external-systems/asset-management/tool/ToolListView.vue
index f335e911..37e8b4c9 100644
--- a/web/src/components/external-systems/asset-management/tool/ToolListView.vue
+++ b/web/src/components/external-systems/asset-management/tool/ToolListView.vue
@@ -60,6 +60,13 @@
     <!-- 数据表格 -->
     <div class="tool-list__table">
       <LoadingState v-if="listLoading && !list.length" type="skeleton" :loading="true" :rows="6" />
+      <ErrorRetryAlert
+        v-else-if="listError"
+        :error="listError"
+        message="加载失败"
+        :description="listError?.message || ''"
+        @retry="fetchList"
+      />
       <EmptyState
         v-else-if="!listLoading && list.length === 0"
         type="default"
@@ -185,6 +192,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsTools' })
+
 import { ref, computed, onMounted, watch } from 'vue'
 import { useRouter } from 'vue-router'
 import { message } from 'ant-design-vue'
@@ -206,6 +215,7 @@ import FilterBar from '@/components/external-systems/common/FilterBar.vue'
 import PaginationBar from '@/components/external-systems/common/PaginationBar.vue'
 import StatusTag from '@/components/external-systems/common/StatusTag.vue'
 import EmptyState from '@/components/external-systems/common/EmptyState.vue'
+import ErrorRetryAlert from '@/components/external-systems/common/ErrorRetryAlert.vue'
 import LoadingState from '@/components/external-systems/common/LoadingState.vue'
 import ConfirmDialog from '@/components/external-systems/common/ConfirmDialog.vue'
 import BatchResultModal from '@/components/external-systems/common/BatchResultModal.vue'
@@ -479,10 +489,6 @@ const handleModalSuccess = () => {
 }
 
 // ===== 错误监听 =====
-watch(listError, (err) => {
-  if (err) message.error(err?.message || '加载工具列表失败')
-})
-
 watch(submitError, (err) => {
   if (err) message.error(err?.message || '操作失败')
 })
diff --git a/web/src/components/external-systems/common/ErrorRetryAlert.vue b/web/src/components/external-systems/common/ErrorRetryAlert.vue
new file mode 100644
index 00000000..ee5a8092
--- /dev/null
+++ b/web/src/components/external-systems/common/ErrorRetryAlert.vue
@@ -0,0 +1,48 @@
+<template>
+  <a-alert v-if="error" type="error" show-icon :message="defaultMessage" :description="description">
+    <template v-if="$slots.action || retryText" #action>
+      <slot name="action">
+        <a-button size="small" @click="$emit('retry')">{{ retryText }}</a-button>
+      </slot>
+    </template>
+  </a-alert>
+</template>
+
+<script setup>
+import { computed } from 'vue'
+/**
+ * 错误提示 + 重试按钮
+ *
+ * 用于列表/详情/统计等数据加载失败时统一展示错误信息与重试入口。
+ * 当 error 为 null/undefined/空字符串时不渲染（v-if 由内部控制）。
+ *
+ * 设计说明（对齐 channels 模块的 ErrorRetryAlert）：
+ * - error 可以是 Error 对象、{ message } 对象或字符串，由调用方决定 message/description 的来源
+ * - message prop 缺省时自动从 error 提取（string 直接用，对象取 .message）
+ * - retryText 为空字符串时不显示默认重试按钮（适用于不需要重试的场景）
+ * - 自定义 action 通过 #action slot 传入
+ *
+ * 与 EmptyState 的职责区分：
+ * - EmptyState 仅用于「无数据」场景（语义为空态）
+ * - ErrorRetryAlert 用于「加载失败」场景（语义为错误态），避免语义误用
+ */
+const props = defineProps({
+  // 错误对象（null/undefined/空字符串 时组件不渲染）
+  error: { type: [Object, Error, String], default: null },
+  // 错误标题（缺省时自动从 error 提取 message）
+  message: { type: String, default: '' },
+  // 错误描述（可选，展示在 message 下方）
+  description: { type: String, default: '' },
+  // 重试按钮文案（为空字符串时不显示默认按钮，需用 #action slot 自定义）
+  retryText: { type: String, default: '重试' }
+})
+
+defineEmits(['retry'])
+
+const defaultMessage = computed(() => {
+  if (props.message) return props.message
+  if (!props.error) return ''
+  if (typeof props.error === 'string') return props.error
+  return props.error.message || ''
+})
+</script>
diff --git a/web/src/components/external-systems/common/FilterBar.vue b/web/src/components/external-systems/common/FilterBar.vue
index 64e5ec4d..e0758665 100644
--- a/web/src/components/external-systems/common/FilterBar.vue
+++ b/web/src/components/external-systems/common/FilterBar.vue
@@ -11,6 +11,7 @@
               :placeholder="field.placeholder || `请选择${field.label}`"
               :options="field.options"
               :loading="field.loading"
+              :disabled="field.disabled"
               :allow-clear="field.allowClear !== false"
               style="min-width: 160px"
               @change="handleFieldChange(field)"
diff --git a/web/src/components/external-systems/common/PermissionButton.vue b/web/src/components/external-systems/common/PermissionButton.vue
new file mode 100644
index 00000000..9e8b9c86
--- /dev/null
+++ b/web/src/components/external-systems/common/PermissionButton.vue
@@ -0,0 +1,58 @@
+<template>
+  <a-tooltip v-if="!allowed" :title="deniedTooltip" :placement="placement">
+    <span>
+      <a-button :disabled="true" :type="type" :size="size" :danger="danger">
+        <template v-if="$slots.icon" #icon><slot name="icon" /></template>
+        <slot />
+      </a-button>
+    </span>
+  </a-tooltip>
+  <a-button
+    v-else
+    :type="type"
+    :size="size"
+    :danger="danger"
+    :loading="loading"
+    :disabled="disabled"
+    @click="$emit('click', $event)"
+  >
+    <template v-if="$slots.icon" #icon><slot name="icon" /></template>
+    <slot />
+  </a-button>
+</template>
+
+<script setup>
+/**
+ * 权限控制按钮
+ *
+ * 用于需要特定权限（如 admin）才能操作的场景：
+ * - allowed=true：正常 a-button
+ * - allowed=false：a-tooltip 包裹 disabled a-button，hover 显示权限提示
+ *
+ * 透传 a-button 的 type/size/danger/loading/disabled 与 click 事件，
+ * 支持 #icon 与默认 slot（按钮文字）。
+ *
+ * 设计说明（对齐 channels 模块的 PermissionButton）：
+ * - 默认 denied-tooltip 文案统一为 [ADMIN]，避免散落的不一致写法
+ * - 适用于需要「禁用 + 提示」的场景；对于写操作完全隐藏的场景仍用 v-if="isAdmin"
+ */
+defineProps({
+  // 是否有权限（true=正常按钮，false=tooltip 包裹 disabled）
+  allowed: { type: Boolean, required: true },
+  // 无权限时的提示文案
+  deniedTooltip: {
+    type: String,
+    default: '您暂无此操作权限，请联系管理员申请 [ADMIN]'
+  },
+  // tooltip 位置
+  placement: { type: String, default: 'top' },
+  // 透传 a-button 属性
+  type: { type: String, default: 'default' },
+  size: { type: String, default: 'middle' },
+  danger: { type: Boolean, default: false },
+  loading: { type: Boolean, default: false },
+  disabled: { type: Boolean, default: false }
+})
+
+defineEmits(['click'])
+</script>
diff --git a/web/src/components/external-systems/governance-control/access-rule/AccessRuleListView.vue b/web/src/components/external-systems/governance-control/access-rule/AccessRuleListView.vue
index 422c6b9f..e7189ae3 100644
--- a/web/src/components/external-systems/governance-control/access-rule/AccessRuleListView.vue
+++ b/web/src/components/external-systems/governance-control/access-rule/AccessRuleListView.vue
@@ -269,6 +269,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsAccessRules' })
+
 import { ref, computed, watch, onMounted } from 'vue'
 import { useRoute } from 'vue-router'
 import { message, Modal } from 'ant-design-vue'
diff --git a/web/src/components/external-systems/governance-control/alert/AlertListView.vue b/web/src/components/external-systems/governance-control/alert/AlertListView.vue
index 5a534fb5..683c5d84 100644
--- a/web/src/components/external-systems/governance-control/alert/AlertListView.vue
+++ b/web/src/components/external-systems/governance-control/alert/AlertListView.vue
@@ -214,6 +214,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsAlerts' })
+
 import { ref, reactive, computed, onMounted } from 'vue'
 import { useRoute } from 'vue-router'
 import { message } from 'ant-design-vue'
diff --git a/web/src/components/external-systems/governance-control/key-rotation/KeyRotationListView.vue b/web/src/components/external-systems/governance-control/key-rotation/KeyRotationListView.vue
index 714535dd..b65cc4c9 100644
--- a/web/src/components/external-systems/governance-control/key-rotation/KeyRotationListView.vue
+++ b/web/src/components/external-systems/governance-control/key-rotation/KeyRotationListView.vue
@@ -261,6 +261,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsKeyRotations' })
+
 import { ref, computed, watch, onMounted } from 'vue'
 import { message } from 'ant-design-vue'
 import { Plus, Copy } from 'lucide-vue-next'
diff --git a/web/src/components/external-systems/governance-control/quota/QuotaListView.vue b/web/src/components/external-systems/governance-control/quota/QuotaListView.vue
index 7d6235c0..d8fc7ce6 100644
--- a/web/src/components/external-systems/governance-control/quota/QuotaListView.vue
+++ b/web/src/components/external-systems/governance-control/quota/QuotaListView.vue
@@ -322,6 +322,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsQuotas' })
+
 import { ref, computed, watch, onMounted } from 'vue'
 import { message } from 'ant-design-vue'
 import {
diff --git a/web/src/components/external-systems/governance-control/test-case/TestCaseListView.vue b/web/src/components/external-systems/governance-control/test-case/TestCaseListView.vue
index 8b6443fe..d349f684 100644
--- a/web/src/components/external-systems/governance-control/test-case/TestCaseListView.vue
+++ b/web/src/components/external-systems/governance-control/test-case/TestCaseListView.vue
@@ -285,6 +285,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsTestCases' })
+
 import { ref, computed, watch, onMounted } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 import { message } from 'ant-design-vue'
diff --git a/web/src/components/external-systems/integration-config/notification-channel/NotificationChannelListView.vue b/web/src/components/external-systems/integration-config/notification-channel/NotificationChannelListView.vue
index e08fb4f9..b84a62e8 100644
--- a/web/src/components/external-systems/integration-config/notification-channel/NotificationChannelListView.vue
+++ b/web/src/components/external-systems/integration-config/notification-channel/NotificationChannelListView.vue
@@ -238,6 +238,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsNotificationChannels' })
+
 import { ref, reactive, computed, watch, onMounted } from 'vue'
 import { message } from 'ant-design-vue'
 import { Plus, Edit, Trash2 } from 'lucide-vue-next'
diff --git a/web/src/components/external-systems/integration-config/vendor-integration/VendorDetailView.vue b/web/src/components/external-systems/integration-config/vendor-integration/VendorDetailView.vue
index f4698755..daad8abe 100644
--- a/web/src/components/external-systems/integration-config/vendor-integration/VendorDetailView.vue
+++ b/web/src/components/external-systems/integration-config/vendor-integration/VendorDetailView.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="vendor-detail-view">
-    <PageContainer>
+    <PageContainer :detail-label="detail?.display_name || vendorKey || ''">
       <template #header>
         <div class="vendor-detail-view__header">
           <div class="vendor-detail-view__title-row">
diff --git a/web/src/components/external-systems/integration-config/vendor-integration/VendorListView.vue b/web/src/components/external-systems/integration-config/vendor-integration/VendorListView.vue
index 94fb4b5b..de3200b6 100644
--- a/web/src/components/external-systems/integration-config/vendor-integration/VendorListView.vue
+++ b/web/src/components/external-systems/integration-config/vendor-integration/VendorListView.vue
@@ -70,16 +70,13 @@
       <div class="vendor-list-view__content">
         <LoadingState v-if="listLoading && !list.length" type="skeleton" :rows="6" />
 
-        <EmptyState
+        <ErrorRetryAlert
           v-else-if="listError"
-          type="default"
-          title="加载失败"
-          :description="listError.message"
-        >
-          <template #actions>
-            <a-button type="primary" @click="loadList">重试</a-button>
-          </template>
-        </EmptyState>
+          :error="listError"
+          message="加载失败"
+          :description="listError?.message || ''"
+          @retry="loadList"
+        />
 
         <EmptyState v-else-if="!list.length" type="default" />
 
@@ -139,7 +136,9 @@
 </template>
 
 <script setup>
-import { ref, reactive, computed, watch, onMounted } from 'vue'
+defineOptions({ name: 'EsVendorIntegrations' })
+
+import { ref, reactive, computed, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { message } from 'ant-design-vue'
 import {
@@ -152,6 +151,7 @@ import {
 import PageContainer from '@/components/external-systems/layout/PageContainer.vue'
 import PaginationBar from '@/components/external-systems/common/PaginationBar.vue'
 import EmptyState from '@/components/external-systems/common/EmptyState.vue'
+import ErrorRetryAlert from '@/components/external-systems/common/ErrorRetryAlert.vue'
 import LoadingState from '@/components/external-systems/common/LoadingState.vue'
 import { useVendorIntegration } from '@/composables/external-systems/useVendorIntegration'
 
@@ -298,11 +298,6 @@ function handleViewDetail(item) {
   })
 }
 
-// ===== 错误处理 =====
-watch(listError, (err) => {
-  if (err) message.error(err.message || '操作失败')
-})
-
 // ===== 生命周期 =====
 onMounted(loadInitial)
 </script>
diff --git a/web/src/components/external-systems/integration-config/webhook/WebhookEventListView.vue b/web/src/components/external-systems/integration-config/webhook/WebhookEventListView.vue
index 9e6ccfac..1a65c7d3 100644
--- a/web/src/components/external-systems/integration-config/webhook/WebhookEventListView.vue
+++ b/web/src/components/external-systems/integration-config/webhook/WebhookEventListView.vue
@@ -331,6 +331,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsWebhookEvents' })
+
 import { ref, reactive, computed, watch, onMounted } from 'vue'
 import { message } from 'ant-design-vue'
 import { AlertCircle, RotateCcw, RefreshCw } from 'lucide-vue-next'
diff --git a/web/src/components/external-systems/integration-config/webhook/WebhookSubscriptionListView.vue b/web/src/components/external-systems/integration-config/webhook/WebhookSubscriptionListView.vue
index 20b15b32..7e1d4031 100644
--- a/web/src/components/external-systems/integration-config/webhook/WebhookSubscriptionListView.vue
+++ b/web/src/components/external-systems/integration-config/webhook/WebhookSubscriptionListView.vue
@@ -795,6 +795,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsWebhookSubscriptions' })
+
 import { ref, reactive, computed, watch, onMounted } from 'vue'
 import { message } from 'ant-design-vue'
 import {
diff --git a/web/src/components/external-systems/layout/DashboardStatCard.vue b/web/src/components/external-systems/layout/DashboardStatCard.vue
index fbc3fc9e..acf6ed3a 100644
--- a/web/src/components/external-systems/layout/DashboardStatCard.vue
+++ b/web/src/components/external-systems/layout/DashboardStatCard.vue
@@ -7,7 +7,7 @@
     </div>
 
     <!-- 错误态 -->
-    <div v-else-if="error" class="es-stat-card__error">
+    <div v-else-if="error" class="es-stat-card__error" role="alert" aria-live="polite">
       <component
         :is="errorIcon"
         :size="32"
@@ -15,6 +15,12 @@
         class="es-stat-card__error-icon"
       />
       <p class="es-stat-card__error-msg">{{ error }}</p>
+      <div v-if="traceId" class="es-stat-card__trace-id">
+        <span class="es-stat-card__trace-id-label">Trace ID:</span>
+        <a-tooltip :title="copied ? '已复制' : '点击复制'">
+          <span class="es-stat-card__trace-id-value" @click="copyTraceId">{{ traceId }}</span>
+        </a-tooltip>
+      </div>
       <a-button size="small" @click="$emit('retry')">重试</a-button>
     </div>
 
@@ -71,6 +77,7 @@
 <script setup>
 import { computed, ref, watch, onBeforeUnmount } from 'vue'
 import { RouterLink } from 'vue-router'
+import { message } from 'ant-design-vue'
 import { AlertTriangle, Clock, CloudOff } from 'lucide-vue-next'
 import EmptyState from '@/components/external-systems/common/EmptyState.vue'
 
@@ -84,6 +91,8 @@ const props = defineProps({
   errorType: { type: String, default: '' },
   // HTTP 状态码：403/404/500 等
   statusCode: { type: Number, default: null },
+  // 后端统一错误响应中的 trace_id，便于问题排查
+  traceId: { type: String, default: '' },
   empty: { type: Boolean, default: false },
   // 空态定制化
   emptyType: { type: String, default: 'dashboard' },
diff --git a/web/src/components/external-systems/layout/GroupNav.vue b/web/src/components/external-systems/layout/GroupNav.vue
index 57e36054..f2b81991 100644
--- a/web/src/components/external-systems/layout/GroupNav.vue
+++ b/web/src/components/external-systems/layout/GroupNav.vue
@@ -1,83 +1,171 @@
 <template>
-  <nav class="es-sidebar">
+  <nav ref="sidebarNav" class="es-sidebar" :class="{ 'es-sidebar--collapsed': collapsed }" aria-label="外部系统集成导航">
+    <!-- 折叠按钮 -->
+    <button
+      type="button"
+      class="es-sidebar__collapse-btn"
+      :aria-label="collapsed ? '展开侧边栏' : '折叠侧边栏'"
+      @click="toggleCollapsed"
+    >
+      <PanelLeftClose v-if="!collapsed" :size="16" :stroke-width="1.75" />
+      <PanelLeftOpen v-else :size="16" :stroke-width="1.75" />
+    </button>
+
     <!-- 总览入口 -->
     <RouterLink
       to="/external-systems"
       class="es-sidebar__overview"
       :class="{ 'es-sidebar__overview--active': isOverview }"
+      :aria-current="isOverview ? 'page' : undefined"
     >
       <LayoutDashboard :size="16" :stroke-width="1.75" />
-      <span>总览</span>
+      <span v-if="!collapsed" class="es-sidebar__overview-label">总览</span>
     </RouterLink>
 
     <!-- 业务域分组（二级菜单） -->
     <div v-for="group in ES_NAVIGATION" :key="group.key" class="es-sidebar__group">
-      <button
-        type="button"
-        class="es-sidebar__group-header"
-        :class="{ 'es-sidebar__group-header--active': activeGroupKey === group.key }"
-        @click="handleGroupClick(group.key)"
-      >
-        <component :is="group.icon" :size="16" :stroke-width="1.75" />
-        <span class="es-sidebar__group-label">{{ group.label }}</span>
-        <ChevronRight
-          :size="14"
-          class="es-sidebar__chevron"
-          :class="{ 'es-sidebar__chevron--expanded': store.expandedGroups[group.key] }"
-        />
-      </button>
-
-      <!-- 功能页面（三级菜单） -->
-      <div v-show="store.expandedGroups[group.key]" class="es-sidebar__modules">
-        <RouterLink
-          v-for="module in group.modules"
-          :key="module.path"
-          :to="module.path"
-          class="es-sidebar__module"
-          :class="{ 'es-sidebar__module--active': isModuleActive(module.path) }"
+      <!-- 展开态：分组头 + 模块列表 -->
+      <template v-if="!collapsed">
+        <button
+          type="button"
+          class="es-sidebar__group-header"
+          :class="{ 'es-sidebar__group-header--active': activeGroupKey === group.key }"
+          :aria-expanded="!!store.expandedGroups[group.key]"
+          :aria-controls="`es-group-${group.key}`"
+          @click="handleGroupClick(group.key)"
         >
-          {{ module.label }}
-        </RouterLink>
-      </div>
+          <component :is="group.icon" :size="16" :stroke-width="1.75" />
+          <span class="es-sidebar__group-label">{{ group.label }}</span>
+          <ChevronRight
+            :size="14"
+            class="es-sidebar__chevron"
+            :class="{ 'es-sidebar__chevron--expanded': store.expandedGroups[group.key] }"
+          />
+        </button>
+
+        <!-- 功能页面（三级菜单） -->
+        <div
+          v-show="store.expandedGroups[group.key]"
+          :id="`es-group-${group.key}`"
+          class="es-sidebar__modules"
+        >
+          <RouterLink
+            v-for="module in group.modules"
+            :key="module.routeName"
+            :to="{ name: module.routeName }"
+            class="es-sidebar__module"
+            :class="{ 'es-sidebar__module--active': isModuleActive(module.routeName) }"
+            :aria-current="isModuleActive(module.routeName) ? 'page' : undefined"
+          >
+            <component :is="module.icon" :size="14" :stroke-width="1.75" class="es-sidebar__module-icon" />
+            <span>{{ module.label }}</span>
+          </RouterLink>
+        </div>
+      </template>
+
+      <!-- 折叠态：分组图标按钮 + popover 预览 -->
+      <a-popover
+        v-else
+        placement="rightTop"
+        trigger="hover"
+        :overlay-class-name="'es-sidebar__popover'"
+      >
+        <template #content>
+          <div class="es-sidebar__popover-modules">
+            <div class="es-sidebar__popover-title">{{ group.label }}</div>
+            <RouterLink
+              v-for="module in group.modules"
+              :key="module.routeName"
+              :to="{ name: module.routeName }"
+              class="es-sidebar__popover-module"
+              :class="{ 'es-sidebar__popover-module--active': isModuleActive(module.routeName) }"
+            >
+              <component :is="module.icon" :size="14" :stroke-width="1.75" />
+              <span>{{ module.label }}</span>
+            </RouterLink>
+          </div>
+        </template>
+        <button
+          type="button"
+          class="es-sidebar__icon-btn"
+          :class="{ 'es-sidebar__icon-btn--active': activeGroupKey === group.key }"
+          :aria-label="group.label"
+          @click="goToGroupHome(group)"
+        >
+          <component :is="group.icon" :size="18" :stroke-width="1.75" />
+        </button>
+      </a-popover>
     </div>
   </nav>
 </template>
 
 <script setup>
-import { computed, watch } from 'vue'
-import { RouterLink, useRoute } from 'vue-router'
-import { ChevronRight, LayoutDashboard } from 'lucide-vue-next'
+import { computed, ref, watch, nextTick } from 'vue'
+import { RouterLink, useRoute, useRouter } from 'vue-router'
+import { ChevronRight, LayoutDashboard, PanelLeftClose, PanelLeftOpen } from 'lucide-vue-next'
+import { storeToRefs } from 'pinia'
 import { ES_NAVIGATION, findActiveModule } from './navigation'
 import { useExternalSystemsStore } from '@/stores/externalSystems'
+import { useChatUIStore } from '@/stores/chatUI'
 
 const route = useRoute()
+const router = useRouter()
 const store = useExternalSystemsStore()
+const chatUIStore = useChatUIStore()
+const { esNavCollapsed: collapsed } = storeToRefs(chatUIStore)
+
+const sidebarNav = ref(null)
+
+// 折叠态切换
+function toggleCollapsed() {
+  collapsed.value = !collapsed.value
+}
 
 // 是否在总览页
 const isOverview = computed(() => route.path === '/external-systems' || route.path === '/external-systems/')
 
-// 当前激活的分组 key（从路由推导）
-const activeGroupKey = computed(() => findActiveModule(route.path)?.group.key ?? null)
+// 当前激活的分组 key（从路由推导，对齐 channels 模块：优先 meta.parentModule，否则 route.name）
+const activeGroupKey = computed(() => findActiveModule(route)?.group.key ?? null)
 
-// 模块激活判断：路径等于模块路径，或以模块路径 + '/' 开头（详情页）
-const isModuleActive = (modulePath) => {
-  return route.path === modulePath || route.path.startsWith(modulePath + '/')
+// 模块激活判断（对齐 channels 模块：优先 meta.parentModule，否则 route.name 精确匹配）
+const isModuleActive = (moduleRouteName) => {
+  const currentName = route.meta?.parentModule || route.name
+  return currentName === moduleRouteName
 }
 
-// 点击分组头：切换展开/折叠
+// 点击分组头：切换展开/折叠，并标记用户手动操作
+const userToggledGroups = ref(new Set())
+
 const handleGroupClick = (key) => {
+  userToggledGroups.value.add(key)
   store.toggleGroup(key)
 }
 
-// 路由变化时自动展开当前分组（对齐原型图 §1.5.4「当前分组默认展开」）
-// 监听 route.path 而非 activeGroupKey：同分组内跨模块跳转时也要确保展开
+// 折叠态点击分组图标：跳转分组首个模块
+const goToGroupHome = (group) => {
+  if (group.modules.length > 0) {
+    router.push({ name: group.modules[0].routeName })
+  }
+}
+
+// 路由变化时自动展开当前分组（对齐 channels 模块的 userToggledGroups 机制）
+// 避免路由跳转覆盖用户手动折叠的分组
 watch(
   () => route.path,
-  () => {
-    const key = findActiveModule(route.path)?.group.key
-    if (key) {
+  async () => {
+    if (collapsed.value) return
+    const key = findActiveModule(route)?.group.key
+    if (!key) return
+    // 跳过用户手动操作过的分组
+    if (userToggledGroups.value.has(key)) return
+    if (!store.expandedGroups[key]) {
       store.ensureGroupExpanded(key)
     }
+    await nextTick()
+    const activeEl = sidebarNav.value?.querySelector('.es-sidebar__module--active')
+    if (activeEl) {
+      activeEl.scrollIntoView({ block: 'nearest', behavior: 'smooth' })
+    }
   },
   { immediate: true }
 )
@@ -95,6 +183,37 @@ watch(
   overflow-y: auto;
   background: var(--gray-0);
   border-right: 1px solid var(--gray-150);
+  transition: width 0.2s ease;
+
+  &--collapsed {
+    width: 48px;
+    align-items: center;
+  }
+
+  &__collapse-btn {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    width: 32px;
+    height: 32px;
+    margin-bottom: 4px;
+    border: 0;
+    border-radius: 6px;
+    background: transparent;
+    color: var(--gray-500);
+    cursor: pointer;
+    transition: all 0.15s ease;
+
+    &:hover {
+      background: var(--gray-100);
+      color: var(--gray-900);
+    }
+
+    .es-sidebar--collapsed & {
+      width: 32px;
+      height: 32px;
+    }
+  }
 
   &__overview {
     display: flex;
@@ -118,11 +237,26 @@ watch(
       color: var(--main-color);
       font-weight: 600;
     }
+
+    .es-sidebar--collapsed & {
+      justify-content: center;
+      padding: 8px;
+    }
+  }
+
+  &__overview-label {
+    .es-sidebar--collapsed & {
+      display: none;
+    }
   }
 
   &__group {
     display: flex;
     flex-direction: column;
+
+    .es-sidebar--collapsed & {
+      align-items: center;
+    }
   }
 
   &__group-header {
@@ -172,6 +306,9 @@ watch(
   }
 
   &__module {
+    display: flex;
+    align-items: center;
+    gap: 6px;
     padding: 6px 12px;
     border-radius: 5px;
     color: var(--gray-600);
@@ -191,5 +328,77 @@ watch(
       font-weight: 600;
     }
   }
+
+  &__module-icon {
+    flex-shrink: 0;
+  }
+
+  // 折叠态图标按钮
+  &__icon-btn {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    width: 32px;
+    height: 32px;
+    margin: 2px 0;
+    border: 0;
+    border-radius: 6px;
+    background: transparent;
+    color: var(--gray-600);
+    cursor: pointer;
+    transition: all 0.15s ease;
+
+    &:hover {
+      background: var(--gray-100);
+      color: var(--gray-900);
+    }
+
+    &--active {
+      background: color-mix(in srgb, var(--main-color) 8%, transparent);
+      color: var(--main-color);
+    }
+  }
+}
+</style>
+
+<style lang="less">
+// popover 内容（非 scoped，因 popover 渲染到 body）
+.es-sidebar__popover-modules {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+  min-width: 160px;
+}
+
+.es-sidebar__popover-title {
+  padding: 4px 8px;
+  color: var(--gray-500);
+  font-size: 12px;
+  font-weight: 600;
+  border-bottom: 1px solid var(--gray-150);
+  margin-bottom: 4px;
+}
+
+.es-sidebar__popover-module {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  padding: 6px 8px;
+  border-radius: 4px;
+  color: var(--gray-700);
+  font-size: 13px;
+  text-decoration: none;
+  transition: all 0.15s ease;
+
+  &:hover {
+    background: var(--gray-100);
+    color: var(--gray-900);
+  }
+
+  &--active {
+    background: color-mix(in srgb, var(--main-color) 8%, transparent);
+    color: var(--main-color);
+    font-weight: 600;
+  }
 }
 </style>
diff --git a/web/src/components/external-systems/layout/PageContainer.vue b/web/src/components/external-systems/layout/PageContainer.vue
index b4c7ee38..0452e487 100644
--- a/web/src/components/external-systems/layout/PageContainer.vue
+++ b/web/src/components/external-systems/layout/PageContainer.vue
@@ -9,10 +9,10 @@
     </div>
 
     <template v-else>
-      <!-- 面包屑（对齐原型图 §1.5.4：显示完整路径） -->
+      <!-- 面包屑（对齐 channels 模块：routeName 跳转 + detailLabel 实体名） -->
       <a-breadcrumb v-if="breadcrumbItems.length > 0" class="es-page-container__breadcrumb">
         <a-breadcrumb-item v-for="(item, index) in breadcrumbItems" :key="index">
-          <RouterLink v-if="item.path" :to="item.path">{{ item.label }}</RouterLink>
+          <RouterLink v-if="item.routeName" :to="{ name: item.routeName }">{{ item.label }}</RouterLink>
           <span v-else>{{ item.label }}</span>
         </a-breadcrumb-item>
       </a-breadcrumb>
@@ -44,9 +44,11 @@ import { RouterLink, useRoute } from 'vue-router'
 import { AlertTriangle } from 'lucide-vue-next'
 import { findActiveModule } from './navigation'
 
-defineProps({
+const props = defineProps({
   title: { type: String, default: '' },
-  description: { type: String, default: '' }
+  description: { type: String, default: '' },
+  // 详情页实体名（注入到面包屑末尾，不可点击）
+  detailLabel: { type: String, default: '' }
 })
 
 const route = useRoute()
@@ -64,23 +66,33 @@ const handleRenderRetry = () => {
   renderError.value = ''
 }
 
-// 面包屑：从路由路径推导「外部系统集成 / {分组} / {模块}」
-// 总览页为模块根入口，无层级意义，不渲染面包屑（避免与 title 重复）
-// 详情页的实体名由各页面通过 title prop 展示，面包屑不重复
+// 面包屑：从路由推导「外部系统集成 / {分组} / {模块} / [详情实体名]」
+// 对齐 channels 模块的 PageContainer：
+// - 总览页简化为单层「外部系统集成」（避免与 title 重复）
+// - 分组作为纯文字层级（无独立路由，不可点击）
+// - 模块项用 routeName 跳转
+// - 详情实体名通过 detailLabel prop 注入（不可点击）
 const breadcrumbItems = computed(() => {
   const path = route.path
   if (!path.startsWith('/external-systems')) return []
-  if (path === '/external-systems' || path === '/external-systems/') return []
 
-  const items = [{ label: '外部系统集成', path: '/external-systems' }]
+  // 总览页：单层简化（对齐 channels 的 ChannelsMain 单层行为）
+  if (path === '/external-systems' || path === '/external-systems/') {
+    return [{ label: '外部系统集成' }]
+  }
 
-  const active = findActiveModule(path)
+  const items = [{ label: '外部系统集成', routeName: 'ExternalSystemsOverview' }]
+
+  const active = findActiveModule(route)
   if (active) {
-    // 分组本身无独立路由，链接指向该分组第一个模块（作为分组默认入口）
-    // 防御：分组 modules 为空时回退为空字符串，模板渲染为 <span> 而非 <RouterLink>
-    const groupEntryPath = active.group.modules.length > 0 ? active.group.modules[0].path : ''
-    items.push({ label: active.group.label, path: groupEntryPath })
-    items.push({ label: active.module.label, path: active.module.path })
+    // 分组本身无独立路由，作为纯文字层级（对齐 channels 模块）
+    items.push({ label: active.group.label })
+    items.push({ label: active.module.label, routeName: active.module.routeName })
+  }
+
+  // 详情页实体名（由各 DetailView 通过 detailLabel prop 注入）
+  if (props.detailLabel) {
+    items.push({ label: props.detailLabel })
   }
 
   return items
diff --git a/web/src/components/external-systems/layout/navigation.js b/web/src/components/external-systems/layout/navigation.js
index 950f65b6..4d011823 100644
--- a/web/src/components/external-systems/layout/navigation.js
+++ b/web/src/components/external-systems/layout/navigation.js
@@ -4,8 +4,40 @@
  * 单一数据源，供 GroupNav 侧边栏与 PageContainer 面包屑共享。
  * 结构对齐原型图 §1.5.1 菜单层级树：
  *   一级「外部系统集成」→ 二级「业务域分组」→ 三级「功能页面」
+ *
+ * 数据源对齐说明（与 channels 模块一致）：
+ *   module.routeName 引用 router/index.js 中的路由 name，改路由 path 不影响导航，
+ *   改路由 name 时此处需同步更新（否则 RouterLink 会报错）。
+ *   详情页通过路由 meta.parentModule 显式声明归属，不依赖 path 前缀匹配。
+ *   module.icon 为侧边栏模块级图标，对齐 channels 模块的视觉语言。
+ *
+ * 注：抽屉/弹窗类组件不作为独立路由，由宿主页面按需挂载，故不在导航配置中登记。
  */
-import { Server, Activity, ShieldCheck, Settings } from 'lucide-vue-next'
+import {
+  Server,
+  Activity,
+  ShieldCheck,
+  Settings,
+  Database,
+  Wrench,
+  Package,
+  FileInput,
+  FileText,
+  HeartPulse,
+  Gauge,
+  ScrollText,
+  KeyRound,
+  AlertTriangle,
+  KeyVault,
+  ShieldAlert,
+  FlaskConical,
+  Webhook,
+  Bell,
+  Plug,
+  BookUser,
+  Sparkles,
+  Trash2
+} from 'lucide-vue-next'
 
 export const ES_NAVIGATION = [
   {
@@ -13,11 +45,11 @@ export const ES_NAVIGATION = [
     label: '资产管理',
     icon: Server,
     modules: [
-      { label: '系统管理', path: '/external-systems/asset-management/systems' },
-      { label: '工具管理', path: '/external-systems/asset-management/tools' },
-      { label: '环境管理', path: '/external-systems/asset-management/environments' },
-      { label: '适配器资产', path: '/external-systems/asset-management/assets' },
-      { label: '导入导出', path: '/external-systems/asset-management/import-export' }
+      { label: '系统管理', routeName: 'EsSystems', icon: Database },
+      { label: '工具管理', routeName: 'EsTools', icon: Wrench },
+      { label: '环境管理', routeName: 'EsEnvironments', icon: Package },
+      { label: '适配器资产', routeName: 'EsAssets', icon: FileInput },
+      { label: '导入导出', routeName: 'EsImportExport', icon: FileText }
     ]
   },
   {
@@ -25,11 +57,11 @@ export const ES_NAVIGATION = [
     label: '运行监控',
     icon: Activity,
     modules: [
-      { label: '执行记录', path: '/external-systems/runtime-monitoring/executions' },
-      { label: '健康检查', path: '/external-systems/runtime-monitoring/health-checks' },
-      { label: '指标查询', path: '/external-systems/runtime-monitoring/metrics' },
-      { label: '审计日志', path: '/external-systems/runtime-monitoring/audit-logs' },
-      { label: 'Token 管理', path: '/external-systems/runtime-monitoring/tokens' }
+      { label: '执行记录', routeName: 'EsExecutions', icon: Activity },
+      { label: '健康检查', routeName: 'EsHealthChecks', icon: HeartPulse },
+      { label: '指标查询', routeName: 'EsMetrics', icon: Gauge },
+      { label: '审计日志', routeName: 'EsAuditLogs', icon: ScrollText },
+      { label: 'Token 管理', routeName: 'EsTokens', icon: KeyRound }
     ]
   },
   {
@@ -37,11 +69,11 @@ export const ES_NAVIGATION = [
     label: '治理管控',
     icon: ShieldCheck,
     modules: [
-      { label: '配额管理', path: '/external-systems/governance-control/quotas' },
-      { label: '告警事件', path: '/external-systems/governance-control/alerts' },
-      { label: '密钥轮换', path: '/external-systems/governance-control/secret-rotations' },
-      { label: '访问规则', path: '/external-systems/governance-control/access-rules' },
-      { label: '测试用例', path: '/external-systems/governance-control/test-cases' }
+      { label: '配额管理', routeName: 'EsQuotas', icon: Gauge },
+      { label: '告警事件', routeName: 'EsAlerts', icon: AlertTriangle },
+      { label: '密钥轮换', routeName: 'EsKeyRotations', icon: KeyVault },
+      { label: '访问规则', routeName: 'EsAccessRules', icon: ShieldAlert },
+      { label: '测试用例', routeName: 'EsTestCases', icon: FlaskConical }
     ]
   },
   {
@@ -49,29 +81,34 @@ export const ES_NAVIGATION = [
     label: '集成配置',
     icon: Settings,
     modules: [
-      { label: 'Webhook 订阅', path: '/external-systems/integration-config/webhooks/subscriptions' },
-      { label: 'Webhook 事件', path: '/external-systems/integration-config/webhooks/events' },
-      { label: '厂商集成目录', path: '/external-systems/integration-config/vendor-integrations' },
-      { label: '集成生成器', path: '/external-systems/integration-config/integration-generator' },
-      { label: '通知渠道', path: '/external-systems/integration-config/notification-channels' },
-      { label: '认证插件', path: '/external-systems/integration-config/auth-plugins' },
-      { label: '适配器元数据', path: '/external-systems/integration-config/adapter-metadata' },
-      { label: '回收站', path: '/external-systems/integration-config/recycle-bin' }
+      { label: 'Webhook 订阅', routeName: 'EsWebhookSubscriptions', icon: Webhook },
+      { label: 'Webhook 事件', routeName: 'EsWebhookEvents', icon: Webhook },
+      { label: '厂商集成目录', routeName: 'EsVendorIntegrations', icon: BookUser },
+      { label: '集成生成器', routeName: 'EsIntegrationGenerator', icon: Sparkles },
+      { label: '通知渠道', routeName: 'EsNotificationChannels', icon: Bell },
+      { label: '认证插件', routeName: 'EsAuthPlugins', icon: ShieldCheck },
+      { label: '适配器元数据', routeName: 'EsAdapterMetadata', icon: Plug },
+      { label: '回收站', routeName: 'EsRecycleBin', icon: Trash2 }
     ]
   }
 ]
 
 /**
- * 根据当前路由路径查找所属分组与模块
- * 匹配规则：路径等于模块路径，或以模块路径 + '/' 开头（详情页）
+ * 根据当前路由查找所属分组与模块
  *
- * @param {string} path - 当前路由 path
+ * 匹配规则（与 channels 模块一致）：
+ * - 优先读 route.meta.parentModule（详情页显式声明父模块，避免 path 前缀匹配的脆弱性）
+ * - 否则用 route.name 精确匹配
+ *
+ * @param {import('vue-router').RouteLocationNormalized} route - 当前路由对象
  * @returns {{ group: object, module: object } | null}
  */
-export function findActiveModule(path) {
+export function findActiveModule(route) {
+  const targetName = route?.meta?.parentModule || route?.name
+  if (!targetName) return null
   for (const group of ES_NAVIGATION) {
     for (const module of group.modules) {
-      if (path === module.path || path.startsWith(module.path + '/')) {
+      if (module.routeName === targetName) {
         return { group, module }
       }
     }
diff --git a/web/src/components/external-systems/runtime-monitoring/audit-log/AuditLogListView.vue b/web/src/components/external-systems/runtime-monitoring/audit-log/AuditLogListView.vue
index e64d404a..e14552b8 100644
--- a/web/src/components/external-systems/runtime-monitoring/audit-log/AuditLogListView.vue
+++ b/web/src/components/external-systems/runtime-monitoring/audit-log/AuditLogListView.vue
@@ -170,6 +170,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsAuditLogs' })
+
 import { ref, computed, onMounted, watch } from 'vue'
 import { useRouter } from 'vue-router'
 import { message } from 'ant-design-vue'
diff --git a/web/src/components/external-systems/runtime-monitoring/execution/ExecutionDetailView.vue b/web/src/components/external-systems/runtime-monitoring/execution/ExecutionDetailView.vue
index 624312c0..2a2f1f20 100644
--- a/web/src/components/external-systems/runtime-monitoring/execution/ExecutionDetailView.vue
+++ b/web/src/components/external-systems/runtime-monitoring/execution/ExecutionDetailView.vue
@@ -1,5 +1,5 @@
 <template>
-  <PageContainer title="执行详情">
+  <PageContainer title="执行详情" :detail-label="detail?.id ? `#${detail.id}` : ''">
     <template #header>
       <div class="exec-detail__header">
         <div class="exec-detail__header-left">
diff --git a/web/src/components/external-systems/runtime-monitoring/execution/ExecutionListView.vue b/web/src/components/external-systems/runtime-monitoring/execution/ExecutionListView.vue
index 59d32af2..ae1d1457 100644
--- a/web/src/components/external-systems/runtime-monitoring/execution/ExecutionListView.vue
+++ b/web/src/components/external-systems/runtime-monitoring/execution/ExecutionListView.vue
@@ -124,6 +124,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsExecutions' })
+
 import { ref, computed, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { message } from 'ant-design-vue'
diff --git a/web/src/components/external-systems/runtime-monitoring/metrics/MetricsQueryView.vue b/web/src/components/external-systems/runtime-monitoring/metrics/MetricsQueryView.vue
index bf416411..abfa820d 100644
--- a/web/src/components/external-systems/runtime-monitoring/metrics/MetricsQueryView.vue
+++ b/web/src/components/external-systems/runtime-monitoring/metrics/MetricsQueryView.vue
@@ -108,6 +108,63 @@
             <div class="metric-card__label">平均耗时</div>
             <div class="metric-card__value">{{ formatLatency(aggregateData.avg_latency_ms) }}</div>
           </div>
+          <div class="metric-card">
+            <div class="metric-card__label">P99 峰值耗时</div>
+            <div class="metric-card__value">{{ formatLatency(aggregateData.p99_latency_ms) }}</div>
+          </div>
+        </div>
+
+        <!-- 失败原因分布 -->
+        <div v-if="aggregateData && aggregateData.failed_calls > 0" class="metrics-section">
+          <div class="metrics-section__title">失败原因分布</div>
+          <div class="metrics-cards metrics-cards--sub">
+            <div class="metric-card metric-card--compact">
+              <div class="metric-card__label">认证失败</div>
+              <div class="metric-card__value">{{ formatNumber(aggregateData.auth_failed_calls) }}</div>
+              <div class="metric-card__ratio">{{ formatRatio(aggregateData.auth_failed_calls, aggregateData.failed_calls) }}</div>
+            </div>
+            <div class="metric-card metric-card--compact">
+              <div class="metric-card__label">SSRF 拦截</div>
+              <div class="metric-card__value">{{ formatNumber(aggregateData.ssrf_blocked_calls) }}</div>
+              <div class="metric-card__ratio">{{ formatRatio(aggregateData.ssrf_blocked_calls, aggregateData.failed_calls) }}</div>
+            </div>
+            <div class="metric-card metric-card--compact">
+              <div class="metric-card__label">超时</div>
+              <div class="metric-card__value">{{ formatNumber(aggregateData.timeout_calls) }}</div>
+              <div class="metric-card__ratio">{{ formatRatio(aggregateData.timeout_calls, aggregateData.failed_calls) }}</div>
+            </div>
+          </div>
+        </div>
+
+        <!-- 治理事件统计 -->
+        <div
+          v-if="aggregateData && hasGovernanceEvents(aggregateData)"
+          class="metrics-section"
+        >
+          <div class="metrics-section__title">治理事件</div>
+          <div class="metrics-cards metrics-cards--sub">
+            <div class="metric-card metric-card--compact">
+              <div class="metric-card__label">限流触发</div>
+              <div class="metric-card__value">{{ formatNumber(aggregateData.throttled_count) }}</div>
+            </div>
+            <div class="metric-card metric-card--compact">
+              <div class="metric-card__label">熔断打开</div>
+              <div class="metric-card__value">{{ formatNumber(aggregateData.circuit_open_count) }}</div>
+            </div>
+            <div class="metric-card metric-card--compact">
+              <div class="metric-card__label">Token 刷新</div>
+              <div class="metric-card__value">{{ formatNumber(aggregateData.token_refresh_count) }}</div>
+            </div>
+            <div class="metric-card metric-card--compact">
+              <div class="metric-card__label">Token 刷新失败</div>
+              <div
+                class="metric-card__value"
+                :class="{ 'metric-card__value--failure': aggregateData.token_refresh_failed > 0 }"
+              >
+                {{ formatNumber(aggregateData.token_refresh_failed) }}
+              </div>
+            </div>
+          </div>
         </div>
       </a-tab-pane>
 
@@ -361,6 +418,20 @@ const formatLatency = (ms) => {
   return `${ms}ms`
 }
 
+const formatRatio = (part, total) => {
+  if (!total || total === 0) return '0.0%'
+  return ((part / total) * 100).toFixed(1) + '%'
+}
+
+const hasGovernanceEvents = (data) => {
+  return (
+    (data.throttled_count ?? 0) > 0 ||
+    (data.circuit_open_count ?? 0) > 0 ||
+    (data.token_refresh_count ?? 0) > 0 ||
+    (data.token_refresh_failed ?? 0) > 0
+  )
+}
+
 const formatFailureRate = (record) => {
   // 优先使用后端返回的 failure_rate 字段
   if (record.failure_rate != null) {
@@ -759,6 +830,10 @@ onUnmounted(() => {
   border: 1px solid var(--gray-150);
   border-radius: 8px;
 
+  &--compact {
+    padding: 14px 16px;
+  }
+
   &__label {
     color: var(--gray-600);
     font-size: 14px;
@@ -779,6 +854,28 @@ onUnmounted(() => {
       color: var(--color-error-500);
     }
   }
+
+  &__ratio {
+    color: var(--gray-500);
+    font-size: 12px;
+    margin-top: 4px;
+  }
+}
+
+.metrics-section {
+  margin-top: 20px;
+
+  &__title {
+    color: var(--gray-700);
+    font-size: 14px;
+    font-weight: 600;
+    margin-bottom: 10px;
+  }
+
+  .metrics-cards--sub {
+    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
+    gap: 12px;
+  }
 }
 
 .timeseries-toolbar {
diff --git a/web/src/components/external-systems/runtime-monitoring/token/TokenListView.vue b/web/src/components/external-systems/runtime-monitoring/token/TokenListView.vue
index 13dfe09c..001ccea3 100644
--- a/web/src/components/external-systems/runtime-monitoring/token/TokenListView.vue
+++ b/web/src/components/external-systems/runtime-monitoring/token/TokenListView.vue
@@ -179,6 +179,8 @@
 </template>
 
 <script setup>
+defineOptions({ name: 'EsTokens' })
+
 import { ref, reactive, computed, onMounted } from 'vue'
 import { message } from 'ant-design-vue'
 import { AlarmClock, History, Ban } from 'lucide-vue-next'
diff --git a/web/src/composables/external-systems/useDashboard.js b/web/src/composables/external-systems/useDashboard.js
index c5efe692..4de4f1ce 100644
--- a/web/src/composables/external-systems/useDashboard.js
+++ b/web/src/composables/external-systems/useDashboard.js
@@ -18,12 +18,17 @@ import { unwrap } from './utils'
  * - 每个卡片独立维护 AbortController，切换时间范围 / 重试时取消未完成请求
  * - 30s 超时视为失败，按异常链路处理（超时抛出 TimeoutError 以便与外部取消区分）
  * - 403/404/500 等错误在卡片内显示差异化错误信息（不跳转全局错误页，避免影响其他卡片）
+ * - 对 500/超时/网络错误自动重试 2 次，降低偶发抖动对用户的打扰
  * - 执行统计 failed 字段按原型图规则计算：total - success - pending - running
  */
 
 // 请求超时阈值（ms），对齐原型图「超过 30s 视为超时失败」
 const REQUEST_TIMEOUT_MS = 30_000
 
+// 自动重试配置
+const MAX_AUTO_RETRIES = 2
+const BASE_RETRY_DELAY_MS = 800
+
 /**
  * 包装单个 dashboard 请求：注入超时与可取消能力
  *
@@ -78,6 +83,33 @@ function getStatusCode(error) {
   return error?.response?.status ?? null
 }
 
+/**
+ * 从 error 中提取 trace_id（优先 error.traceId，其次响应体统一错误格式）
+ */
+function getTraceId(error) {
+  return (
+    error?.traceId ||
+    error?.response?.data?.error?.trace_id ||
+    ''
+  )
+}
+
+/**
+ * 判断错误是否适合自动重试
+ */
+function isRetryableError(errorType, statusCode) {
+  if (errorType === 'timeout' || errorType === 'network') return true
+  if (statusCode === 500 || statusCode === 503) return true
+  return false
+}
+
+/**
+ * 指数退避延迟
+ */
+function sleep(ms) {
+  return new Promise((resolve) => setTimeout(resolve, ms))
+}
+
 export function useDashboard() {
   // ===== 卡片状态 =====
   // errorType: '' | 'http' | 'timeout' | 'network'
@@ -87,7 +119,8 @@ export function useDashboard() {
     loading: false,
     error: '',
     errorType: '',
-    statusCode: null
+    statusCode: null,
+    traceId: ''
   })
 
   const overview = reactive(buildCardState())
@@ -114,6 +147,17 @@ export function useDashboard() {
     activities: null
   }
 
+  // ===== 各卡片自动重试计数器 =====
+  const retryAttempts = {
+    overview: 0,
+    systems: 0,
+    executions: 0,
+    alerts: 0,
+    quotas: 0,
+    health: 0,
+    activities: 0
+  }
+
   // ===== 时间参数计算 =====
   const timeParams = computed(() => {
     const now = new Date()
@@ -139,7 +183,7 @@ export function useDashboard() {
     }
   })
 
-  // ===== 通用请求执行器：统一处理状态、错误分类、取消 =====
+  // ===== 通用请求执行器：统一处理状态、错误分类、取消、自动重试 =====
   /**
    * @param {string} key - 卡片键
    * @param {Object} state - 卡片响应式状态
@@ -156,43 +200,74 @@ export function useDashboard() {
     const controller = new AbortController()
     controllers[key] = controller
 
+    // 显式刷新时重置重试计数
+    retryAttempts[key] = 0
+
     state.loading = true
     state.error = ''
     state.errorType = ''
     state.statusCode = null
+    state.traceId = ''
+
+    /**
+     * 执行单次请求，必要时递归重试
+     */
+    async function attempt(retryCount) {
+      try {
+        const response = await callWithTimeout(apiFn, params, controller.signal)
+        // 被后续请求取消时，不更新状态
+        if (controller.signal.aborted) return
+        state.data = unwrap(response)
+        retryAttempts[key] = 0
+      } catch (error) {
+        // 仅当外部信号取消时才不更新状态（由后续请求接管）
+        // 超时产生的 TimeoutError 不在此列，需正常处理为超时错误
+        if (controller.signal.aborted) return
+
+        const statusCode = getStatusCode(error)
+        state.statusCode = statusCode
+
+        let errorType = 'http'
+        let errorMsg = ''
+
+        if (error.name === 'TimeoutError') {
+          errorType = 'timeout'
+          errorMsg = '请求超时，请重试'
+        } else if (statusCode === 403) {
+          errorType = 'http'
+          errorMsg = '没有权限访问此数据'
+        } else if (statusCode === 404) {
+          errorType = 'http'
+          errorMsg = '请求的资源不存在'
+        } else if (statusCode === 500) {
+          errorType = 'http'
+          errorMsg = '服务器内部错误，请稍后重试'
+        } else if (statusCode) {
+          errorType = 'http'
+          errorMsg = error.message || `请求失败 (${statusCode})`
+        } else {
+          errorType = 'network'
+          errorMsg = error.message || '网络异常，请检查连接'
+        }
+
+        // 可重试错误且未达上限：指数退避后递归重试
+        if (isRetryableError(errorType, statusCode) && retryCount < MAX_AUTO_RETRIES) {
+          retryAttempts[key] = retryCount + 1
+          const delay = BASE_RETRY_DELAY_MS * 2 ** retryCount
+          await sleep(delay)
+          // 若期间触发新的请求（控制器被替换），终止当前重试链
+          if (controllers[key] !== controller) return
+          return attempt(retryCount + 1)
+        }
+
+        state.errorType = errorType
+        state.error = errorMsg
+        state.traceId = getTraceId(error)
+      }
+    }
 
     try {
-      const response = await callWithTimeout(apiFn, params, controller.signal)
-      // 被后续请求取消时，不更新状态
-      if (controller.signal.aborted) return
-      state.data = unwrap(response)
-    } catch (error) {
-      // 仅当外部信号取消时才不更新状态（由后续请求接管）
-      // 超时产生的 TimeoutError 不在此列，需正常处理为超时错误
-      if (controller.signal.aborted) return
-
-      const statusCode = getStatusCode(error)
-      state.statusCode = statusCode
-
-      if (error.name === 'TimeoutError') {
-        state.errorType = 'timeout'
-        state.error = '请求超时，请重试'
-      } else if (statusCode === 403) {
-        state.errorType = 'http'
-        state.error = '没有权限访问此数据'
-      } else if (statusCode === 404) {
-        state.errorType = 'http'
-        state.error = '请求的资源不存在'
-      } else if (statusCode === 500) {
-        state.errorType = 'http'
-        state.error = '服务器内部错误，请稍后重试'
-      } else if (statusCode) {
-        state.errorType = 'http'
-        state.error = error.message || `请求失败 (${statusCode})`
-      } else {
-        state.errorType = 'network'
-        state.error = error.message || '网络异常，请检查连接'
-      }
+      await attempt(0)
     } finally {
       if (controllers[key] === controller) {
         controllers[key] = null
diff --git a/web/src/composables/external-systems/useExternalSystem.js b/web/src/composables/external-systems/useExternalSystem.js
index 3611f4b6..02e1a853 100644
--- a/web/src/composables/external-systems/useExternalSystem.js
+++ b/web/src/composables/external-systems/useExternalSystem.js
@@ -29,6 +29,7 @@ import {
   getSystemResourceSummaryApi,
   getSystemImpactAnalysisApi
 } from '@/apis/external-systems/system_api'
+import { getHealthCheckLatestApi } from '@/apis/external-systems/health_check_api'
 import { unwrap } from './utils'
 
 /**
@@ -69,6 +70,15 @@ export function useExternalSystem() {
   const circuitBreakersLoading = ref(false)
   const circuitBreakersError = ref(null)
 
+  // ===== 健康状态（列表页）=====
+  // 后端 HealthCheckOutput: { system_id, env_key, health_status, checked_at, ... }
+  const latestHealth = ref({})
+  const latestHealthLoading = ref(false)
+  const latestHealthError = ref(null)
+
+  // ===== 全局刷新时间 =====
+  const lastRefreshedAt = ref(null)
+
   // ===== 治理配置（详情页 6 项）=====
   const governance = reactive({
     rateLimit: null,
@@ -124,6 +134,7 @@ export function useExternalSystem() {
       const res = unwrap(await getSystemListApi(params))
       list.value = res?.items || []
       total.value = res?.total ?? list.value.length
+      lastRefreshedAt.value = new Date()
     } catch (err) {
       listError.value = err
       list.value = []
@@ -196,6 +207,28 @@ export function useExternalSystem() {
     }
   }
 
+  // ===== 健康状态（列表页）=====
+  async function fetchLatestHealth(systemIds = []) {
+    if (!systemIds.length) {
+      latestHealth.value = {}
+      return
+    }
+    latestHealthLoading.value = true
+    latestHealthError.value = null
+    try {
+      const res = unwrap(await getHealthCheckLatestApi({ system_ids: systemIds, limit: systemIds.length })) || {}
+      const items = res?.items || []
+      latestHealth.value = Object.fromEntries(
+        items.map((item) => [item.system_id, item])
+      )
+    } catch (err) {
+      latestHealthError.value = err
+      latestHealth.value = {}
+    } finally {
+      latestHealthLoading.value = false
+    }
+  }
+
   // ===== CRUD =====
   async function create(data) {
     submitting.value = true
@@ -544,6 +577,12 @@ export function useExternalSystem() {
     circuitBreakersLoading,
     circuitBreakersError,
     fetchCircuitBreakersStatus,
+    // 健康状态（列表页）
+    latestHealth,
+    latestHealthLoading,
+    latestHealthError,
+    fetchLatestHealth,
+    lastRefreshedAt,
     // CRUD
     create,
     update,