diff --git a/frontend-vue/.env.development b/frontend-vue/.env.development
index e292c3a..d47c8f5 100644
--- a/frontend-vue/.env.development
+++ b/frontend-vue/.env.development
@@ -1 +1 @@
-VITE_API_TARGET=https://blvd-viii-calendars-spare.trycloudflare.com
+VITE_API_TARGET=https://ellis-investigations-harley-think.trycloudflare.com
diff --git a/frontend-vue/src/app/App.vue b/frontend-vue/src/app/App.vue
index 14286cb..3dd4284 100644
--- a/frontend-vue/src/app/App.vue
+++ b/frontend-vue/src/app/App.vue
@@ -2,7 +2,7 @@
   <div class="layout">
     <HeaderNav />
     <div class="layout__container">
-      <Sidebar />
+      <Sidebar v-show="!ui.sidebarHidden" />
       <main class="layout__main">
         <router-view />
       </main>
@@ -13,6 +13,8 @@
 <script setup lang="ts">
 import HeaderNav from './components/HeaderNav.vue'
 import Sidebar from './components/Sidebar.vue'
+import { useUIStore } from './stores/ui'
+const ui = useUIStore()
 </script>
 
 <style>
@@ -46,4 +48,3 @@ body { font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial
 .u-ml-2 { margin-left: 8px }
 .u-ml-3 { margin-left: 12px }
 </style>
-
diff --git a/frontend-vue/src/app/components/CpuChart.vue b/frontend-vue/src/app/components/CpuChart.vue
index c7262a0..701b18b 100644
--- a/frontend-vue/src/app/components/CpuChart.vue
+++ b/frontend-vue/src/app/components/CpuChart.vue
@@ -3,17 +3,35 @@
   </template>
 
 <script setup lang="ts">
-import { onMounted, onBeforeUnmount, ref } from 'vue'
+import { onMounted, onBeforeUnmount, ref, watch } from 'vue'
 import * as echarts from 'echarts'
+import api from '../lib/api'
+import { useAuthStore } from '../stores/auth'
+const props = defineProps<{ cluster: string }>()
+const auth = useAuthStore()
 const root = ref<HTMLElement|null>(null)
 let chart: echarts.ECharts | null = null
+function render(times: string[], values: number[]) {
+  chart?.setOption({ xAxis: { type: 'category', boundaryGap: false, data: times }, yAxis: { type: 'value', min:0, max:100 }, series: [{ type: 'line', smooth: true, areaStyle: {}, data: values }] })
+}
+async function load() {
+  if (!chart) return
+  try {
+    const r = await api.get('/v1/metrics/cpu_trend', { params: { cluster: props.cluster }, headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    const times = Array.isArray(r.data?.times) ? r.data.times : ['00:00','04:00','08:00','12:00','16:00','20:00','24:00']
+    const values = Array.isArray(r.data?.values) ? r.data.values : [20,35,45,60,55,40,30]
+    render(times, values)
+  } catch {
+    render(['00:00','04:00','08:00','12:00','16:00','20:00','24:00'], [20,35,45,60,55,40,30])
+  }
+}
 onMounted(() => {
   if (!root.value) return
   chart = echarts.init(root.value)
-  chart.setOption({ xAxis: { type: 'category', boundaryGap: false, data: ['00:00','04:00','08:00','12:00','16:00','20:00','24:00'] }, yAxis: { type: 'value', min:0, max:100 }, series: [{ type: 'line', smooth: true, data: [20,35,45,60,55,40,30] }] })
+  load()
   const onResize = () => chart && chart.resize()
   window.addEventListener('resize', onResize)
 })
+watch(() => props.cluster, () => load())
 onBeforeUnmount(() => { chart?.dispose(); chart = null })
 </script>
-
diff --git a/frontend-vue/src/app/components/HeaderNav.vue b/frontend-vue/src/app/components/HeaderNav.vue
index a2ad386..811cf4d 100644
--- a/frontend-vue/src/app/components/HeaderNav.vue
+++ b/frontend-vue/src/app/components/HeaderNav.vue
@@ -6,27 +6,32 @@
         <RouterLink class="header__nav-item" :class="{ 'header__nav-item--active': isActive('/cluster-list') }" to="/cluster-list">集群列表</RouterLink>
         <RouterLink class="header__nav-item" :class="{ 'header__nav-item--active': isActive('/logs') }" to="/logs">日志查询</RouterLink>
         <RouterLink v-if="can(['admin','operator'])" class="header__nav-item" :class="{ 'header__nav-item--active': isActive('/diagnosis') }" to="/diagnosis">故障诊断</RouterLink>
-        <RouterLink class="header__nav-item" :class="{ 'header__nav-item--active': isActive('/fault-center') }" to="/fault-center">故障中心</RouterLink>
         <RouterLink class="header__nav-item" :class="{ 'header__nav-item--active': isActive('/exec-logs') }" to="/exec-logs">执行日志</RouterLink>
         <div class="header__dropdown" v-if="can(['admin','operator'])">
-          <button class="header__nav-item">系统配置 <i class="fas fa-chevron-down"></i></button>
-          <div class="header__dropdown-menu">
-            <RouterLink class="header__dropdown-item" to="/alert-config">告警配置</RouterLink>
+          <button class="header__nav-item header__dropdown-trigger" type="button" aria-haspopup="true" :aria-expanded="configOpen ? 'true' : 'false'" @click.stop.prevent="toggleConfig">
+            系统配置
+            <i class="fas fa-chevron-down header__dropdown-icon" :class="{ 'icon-rot': configOpen }" aria-hidden="true"></i>
+          </button>
+          <div class="header__dropdown-menu" :class="{ 'header__dropdown-menu--show': configOpen }" role="menu">
+            <RouterLink class="header__dropdown-item" to="/alert-config" role="menuitem" @click.stop="closeAll">告警配置</RouterLink>
           </div>
         </div>
       </nav>
     </div>
-    <div class="header__right">
-      <div class="header__search">
-        <input id="global-search" class="header__search-input" placeholder="搜索节点、日志或配置..." />
-        <i class="fas fa-search header__search-icon"></i>
-      </div>
-      <div class="header__user-menu" v-if="authed">
-        <button class="header__user-avatar"><i class="fas fa-user"></i></button>
-        <div class="header__user-dropdown">
-          <RouterLink class="header__user-dropdown-item" to="/profile">个人主页</RouterLink>
-          <RouterLink class="header__user-dropdown-item" to="/account">账号管理</RouterLink>
-          <a class="header__user-dropdown-item" href="#" @click.prevent="onLogout">退出登录</a>
+  <div class="header__right">
+    <div class="header__search">
+      <input id="global-search" class="header__search-input" placeholder="搜索节点、日志或配置..." />
+      <i class="fas fa-search header__search-icon"></i>
+    </div>
+    <button class="btn u-ml-3" type="button" @click="toggleSidebar">{{ ui.sidebarHidden ? '显示侧边栏' : '隐藏侧边栏' }}</button>
+    <div class="header__user-menu" v-if="authed">
+      <button class="header__user-avatar" type="button">
+        <i class="fas fa-user"></i>
+      </button>
+      <div class="header__user-dropdown" role="menu">
+          <RouterLink class="header__user-dropdown-item" to="/profile" role="menuitem">个人主页</RouterLink>
+          <RouterLink class="header__user-dropdown-item" to="/account" role="menuitem">账号管理</RouterLink>
+          <a class="header__user-dropdown-item" href="#" role="menuitem" @click.prevent="onLogout">退出登录</a>
         </div>
       </div>
     </div>
@@ -34,10 +39,12 @@
 </template>
 
 <script setup lang="ts">
+import { onMounted, onUnmounted, ref } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 import { RouterLink } from 'vue-router'
 import { storeToRefs } from 'pinia'
 import { useAuthStore } from '../stores/auth'
+import { useUIStore } from '../stores/ui'
 const route = useRoute()
 const router = useRouter()
 const auth = useAuthStore()
@@ -46,4 +53,30 @@ function isActive(p: string) { return route.path === p }
 const authed = isAuthenticated
 function can(roles: string[]) { return roles.includes(role.value || '') }
 function onLogout() { auth.logout(); router.replace({ name: 'login' }) }
+const ui = useUIStore()
+function toggleSidebar(){ ui.toggleSidebar() }
+const configOpen = ref(false)
+function toggleConfig(){ closeAll(); configOpen.value = !configOpen.value }
+function onDocClick(){ closeAll() }
+onMounted(()=>{ document.addEventListener('click', onDocClick) })
+onUnmounted(()=>{ document.removeEventListener('click', onDocClick) })
+function closeAll(){ configOpen.value = false }
 </script>
+
+<style scoped>
+.header__dropdown{ position: relative }
+.header__dropdown-trigger{ display:flex; align-items:center; gap:6px }
+.header__dropdown-icon{ font-size:12px; transition: transform 120ms ease }
+.icon-rot{ transform: rotate(180deg) }
+.header__dropdown-menu{ position:absolute; top:100%; left:0; margin-top:4px; width:12rem; background:#fff; border-radius:8px; box-shadow:0 12px 32px rgba(16,24,40,0.12); padding:4px 0; opacity:0; visibility:hidden; transform: translateY(-8px); transition: all 120ms ease }
+.header__dropdown-menu--show{ opacity:1; visibility:visible; transform: translateY(0) }
+.header__dropdown-item{ display:block; padding:8px 12px; border-radius:6px }
+.header__dropdown-item:hover{ background:#f3f4f6 }
+
+.header__user-menu{ position: relative }
+.header__user-avatar{ width:32px; height:32px; border-radius:50%; display:flex; align-items:center; justify-content:center; border:1px solid #e5e7eb; background:#fff }
+.header__user-dropdown{ position:absolute; top:100%; right:0; margin-top:4px; width:12rem; background:#fff; border-radius:8px; box-shadow:0 12px 32px rgba(16,24,40,0.12); padding:4px 0; opacity:0; visibility:hidden; transform: translateY(-8px); transition: all 120ms ease }
+.header__user-menu:hover .header__user-dropdown{ opacity:1; visibility:visible; transform: translateY(0) }
+.header__user-dropdown-item{ display:block; padding:8px 12px; border-radius:6px }
+.header__user-dropdown-item:hover{ background:#f3f4f6 }
+</style>
diff --git a/frontend-vue/src/app/components/MemoryChart.vue b/frontend-vue/src/app/components/MemoryChart.vue
index 203cb25..838c62d 100644
--- a/frontend-vue/src/app/components/MemoryChart.vue
+++ b/frontend-vue/src/app/components/MemoryChart.vue
@@ -3,17 +3,35 @@
 </template>
 
 <script setup lang="ts">
-import { onMounted, onBeforeUnmount, ref } from 'vue'
+import { onMounted, onBeforeUnmount, ref, watch } from 'vue'
 import * as echarts from 'echarts'
+import api from '../lib/api'
+import { useAuthStore } from '../stores/auth'
+const props = defineProps<{ cluster: string }>()
+const auth = useAuthStore()
 const root = ref<HTMLElement|null>(null)
 let chart: echarts.ECharts | null = null
+function render(used: number, free: number) {
+  chart?.setOption({ series: [{ type: 'pie', radius: ['40%','70%'], data: [{ value: used, name: '已使用' }, { value: free, name: '可用' }] }] })
+}
+async function load() {
+  if (!chart) return
+  try {
+    const r = await api.get('/v1/metrics/memory_usage', { params: { cluster: props.cluster }, headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    const used = Number(r.data?.used ?? 8.5)
+    const free = Number(r.data?.free ?? 15.5)
+    render(used, free)
+  } catch {
+    render(8.5, 15.5)
+  }
+}
 onMounted(() => {
   if (!root.value) return
   chart = echarts.init(root.value)
-  chart.setOption({ series: [{ type: 'pie', radius: ['40%','70%'], data: [{ value: 8.5, name: '已使用' }, { value: 15.5, name: '可用' }] }] })
+  load()
   const onResize = () => chart && chart.resize()
   window.addEventListener('resize', onResize)
 })
+watch(() => props.cluster, () => load())
 onBeforeUnmount(() => { chart?.dispose(); chart = null })
 </script>
-
diff --git a/frontend-vue/src/app/components/Sidebar.vue b/frontend-vue/src/app/components/Sidebar.vue
index edcc97d..a1b9bdf 100644
--- a/frontend-vue/src/app/components/Sidebar.vue
+++ b/frontend-vue/src/app/components/Sidebar.vue
@@ -1,6 +1,7 @@
 <template>
   <aside class="sidebar" role="complementary" aria-label="权限管理导航">
     <nav class="sidebar__nav" role="navigation" aria-label="权限管理">
+      <div class="sidebar__section-title">角色权限控制</div>
       <RouterLink v-if="isAdmin" class="sidebar__link" :class="{ 'sidebar__link--active': isActive('/user-management') }" to="/user-management">用户管理</RouterLink>
       <RouterLink v-if="isAdmin" class="sidebar__link" :class="{ 'sidebar__link--active': isActive('/role-assignment') }" to="/role-assignment">角色分配</RouterLink>
       <RouterLink v-if="isAdmin" class="sidebar__link" :class="{ 'sidebar__link--active': isActive('/permission-policy') }" to="/permission-policy">权限策略</RouterLink>
@@ -20,3 +21,7 @@ const { role } = storeToRefs(auth)
 function isActive(p: string) { return route.path === p }
 const isAdmin = computed(() => role.value === 'admin')
 </script>
+
+<style scoped>
+.sidebar__section-title{ color:#6b7280; font-size:13px; font-weight:600; margin-bottom:8px }
+</style>
diff --git a/frontend-vue/src/app/router/index.ts b/frontend-vue/src/app/router/index.ts
index 5b026f7..c22713b 100644
--- a/frontend-vue/src/app/router/index.ts
+++ b/frontend-vue/src/app/router/index.ts
@@ -9,7 +9,6 @@ const routes: RouteRecordRaw[] = [
   { path: '/dashboard', name: 'dashboard', component: () => import('../views/Dashboard.vue'), meta: { requiresAuth: true, roles: ['admin','operator','observer'] } },
   { path: '/logs', name: 'logs', component: () => import('../views/Logs.vue'), meta: { requiresAuth: true, roles: ['admin','operator','observer'] } },
   { path: '/diagnosis', name: 'diagnosis', component: () => import('../views/Diagnosis.vue'), meta: { requiresAuth: true, roles: ['admin','operator'] } },
-  { path: '/fault-center', name: 'fault-center', component: () => import('../views/FaultCenter.vue'), meta: { requiresAuth: true, roles: ['admin','operator','observer'] } },
   { path: '/exec-logs', name: 'exec-logs', component: () => import('../views/ExecLogs.vue'), meta: { requiresAuth: true, roles: ['admin','operator','observer'] } },
   { path: '/alert-config', name: 'alert-config', component: () => import('../views/AlertConfig.vue'), meta: { requiresAuth: true, roles: ['admin','operator'] } },
   { path: '/profile', name: 'profile', component: () => import('../views/Profile.vue'), meta: { requiresAuth: true, roles: ['admin','operator','observer'] } },
@@ -32,4 +31,3 @@ router.beforeEach((to) => {
 })
 
 export default router
-
diff --git a/frontend-vue/src/app/stores/ui.ts b/frontend-vue/src/app/stores/ui.ts
new file mode 100644
index 0000000..4e79a3d
--- /dev/null
+++ b/frontend-vue/src/app/stores/ui.ts
@@ -0,0 +1,11 @@
+import { defineStore } from 'pinia'
+
+export const useUIStore = defineStore('ui', {
+  state: () => ({ sidebarHidden: false }),
+  actions: {
+    toggleSidebar() { this.sidebarHidden = !this.sidebarHidden },
+    hideSidebar() { this.sidebarHidden = true },
+    showSidebar() { this.sidebarHidden = false }
+  }
+})
+
diff --git a/frontend-vue/src/app/views/Account.vue b/frontend-vue/src/app/views/Account.vue
index 15bf4a1..d05a28a 100644
--- a/frontend-vue/src/app/views/Account.vue
+++ b/frontend-vue/src/app/views/Account.vue
@@ -1,4 +1,57 @@
 <template>
-  <section class="layout__section"><div class="layout__page-header"><h2 class="layout__page-title">账号管理</h2></div></section>
+  <section class="layout__section">
+    <div class="layout__page-header exec-header">
+      <div>
+        <h2 class="layout__page-title">账号管理（原型）</h2>
+        <div class="layout__page-subtitle">修改密码、设置双因素认证等</div>
+      </div>
+      <div class="layout__page-actions"><button class="btn btn--primary" type="button" @click="save">保存设置</button></div>
+    </div>
+
+    <article class="layout__card u-mt-2">
+      <div class="layout__card-header"><h3 class="layout__card-title">安全设置</h3></div>
+      <div class="layout__card-body">
+        <form class="layout__grid layout__grid--3" @submit.prevent="save">
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">当前密码</label>
+            <input v-model.trim="form.current" type="password" class="u-w-full u-p-2 u-border u-rounded u-mt-1" placeholder="••••••••" autocomplete="current-password" />
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">新密码</label>
+            <input v-model.trim="form.next" type="password" class="u-w-full u-p-2 u-border u-rounded u-mt-1" placeholder="至少8位" autocomplete="new-password" />
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">确认新密码</label>
+            <input v-model.trim="form.confirm" type="password" class="u-w-full u-p-2 u-border u-rounded u-mt-1" placeholder="再次输入" autocomplete="new-password" />
+          </div>
+        </form>
+        <div class="u-text-sm u-text-gray-700 u-mt-2" role="alert">{{ err }}</div>
+      </div>
+    </article>
+  </section>
 </template>
 
+<script setup lang="ts">
+import { reactive, ref } from 'vue'
+const form = reactive({ current:'', next:'', confirm:'' })
+const err = ref('')
+function save(){
+  err.value = ''
+  if (!form.current || !form.next || !form.confirm) { err.value = '请填写完整密码信息'; return }
+  if (form.next.length < 8) { err.value = '新密码至少8位'; return }
+  if (form.next !== form.confirm) { err.value = '两次输入的新密码不一致'; return }
+  err.value = '已保存（示例界面，未接入后端）'
+}
+</script>
+
+<style scoped>
+.exec-header{ display:flex; justify-content:space-between; align-items:center }
+.layout__page-subtitle{ color:#6b7280; font-size:13px }
+.layout__card{ background:#ffffff; border:1px solid #e5e7eb; border-radius:12px; box-shadow:0 8px 24px rgba(16,24,40,0.06) }
+.layout__card-header{ padding:12px 16px; border-bottom:1px solid #e5e7eb }
+.layout__card-title{ font-size:14px; font-weight:600 }
+.layout__card-body{ padding:16px }
+.layout__grid{ display:grid; gap:16px }
+.layout__grid--3{ grid-template-columns: 1fr 1fr 1fr }
+.btn--primary{ background:#2563eb; color:#fff; border-color:#2563eb }
+</style>
diff --git a/frontend-vue/src/app/views/AlertConfig.vue b/frontend-vue/src/app/views/AlertConfig.vue
index 94e5ecb..cebfa98 100644
--- a/frontend-vue/src/app/views/AlertConfig.vue
+++ b/frontend-vue/src/app/views/AlertConfig.vue
@@ -1,35 +1,120 @@
 <template>
   <section class="layout__section">
-    <div class="layout__page-header"><h2 class="layout__page-title">告警配置</h2></div>
-    <div class="u-mb-2"><button class="btn" @click="open=true">新增规则</button></div>
-    <table id="alert-rules-table" class="dashboard__table"><thead><tr><th>名称</th><th>条件</th><th>级别</th><th>渠道</th><th>操作</th></tr></thead><tbody id="alert-rules-tbody"><tr v-for="r in rules" :key="r.name" class="dashboard__table-row"><td>{{ r.name }}</td><td>{{ r.cond }}</td><td>{{ r.level }}</td><td>{{ r.channel }}</td><td><button class="btn u-text-sm" @click="edit(r)">编辑</button><button class="btn u-text-sm u-ml-1" @click="del(r.name)">删除</button></td></tr></tbody></table>
-    <div v-show="open" class="u-mt-2">
-      <form @submit.prevent="save">
-        <input v-model.trim="form.name" placeholder="规则名" class="header__search-input" />
-        <input v-model.trim="form.cond" placeholder="条件表达式" class="header__search-input" />
-        <select v-model="form.level" class="header__search-input"><option>INFO</option><option>WARN</option><option>ERROR</option></select>
-        <select v-model="form.channel" class="header__search-input"><option>EMAIL</option><option>SMS</option><option>WEBHOOK</option></select>
-        <button class="btn">保存</button>
-        <button class="btn u-ml-1" type="button" @click="open=false">取消</button>
-      </form>
-      <div class="u-text-sm u-text-gray-700">{{ err }}</div>
+    <div class="layout__page-header exec-header">
+      <div>
+        <h2 class="layout__page-title">告警配置（原型）</h2>
+        <div class="layout__page-subtitle">设置告警规则、通知渠道与阈值</div>
+      </div>
+      <div class="header-actions"><button class="btn btn--primary" type="button" @click="open=true">新增配置</button></div>
     </div>
+
+    <article class="layout__card u-mt-2">
+      <div class="layout__card-header"><h3 class="layout__card-title">通知与阈值</h3></div>
+      <div class="layout__card-body">
+        <form class="layout__grid layout__grid--3" @submit.prevent>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">告警严重级别</label>
+            <select v-model="severity" class="u-w-full u-p-2 u-border u-rounded u-mt-1">
+              <option value="INFO">INFO</option>
+              <option value="WARN">WARN</option>
+              <option value="ERROR">ERROR</option>
+            </select>
+            <div class="u-mt-2">
+              <label class="u-text-sm u-font-medium u-text-gray-700"><input type="checkbox" v-model="enableEmail" class="u-mr-1" />启用邮件通知</label>
+            </div>
+            <div class="u-mt-1">
+              <label class="u-text-sm u-font-medium u-text-gray-700"><input type="checkbox" v-model="enableSms" class="u-mr-1" />启用短信通知</label>
+            </div>
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">邮件接收人</label>
+            <input v-model.trim="email" class="u-w-full u-p-2 u-border u-rounded u-mt-1" placeholder="ops@example.com" />
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">Webhook 地址</label>
+            <input v-model.trim="webhook" class="u-w-full u-p-2 u-border u-rounded u-mt-1" placeholder="https://hooks.example.com/alert" />
+            <div class="u-mt-2">
+              <label class="u-text-sm u-font-medium u-text-gray-700"><input type="checkbox" v-model="enableWebhook" class="u-mr-1" />启用 Webhook</label>
+            </div>
+          </div>
+        </form>
+      </div>
+    </article>
+
+    <article class="layout__card u-mt-3">
+      <div class="layout__card-header"><h3 class="layout__card-title">规则列表（占位数据）</h3></div>
+      <div class="layout__card-body u-p-0">
+        <table class="dashboard__table">
+          <thead><tr><th>规则名称</th><th>条件</th><th>级别</th><th>通知渠道</th><th>操作</th></tr></thead>
+          <tbody>
+            <tr v-for="r in rules" :key="r.name" class="dashboard__table-row">
+              <td>{{ r.name }}</td>
+              <td>{{ r.cond }}</td>
+              <td><span :class="levelClass(r.level)">{{ r.level }}</span></td>
+              <td>{{ r.channel }}</td>
+              <td><button class="btn u-text-sm" type="button" @click="edit(r)">编辑</button><button class="btn u-text-sm u-ml-1" type="button" @click="del(r.name)">删除</button></td>
+            </tr>
+          </tbody>
+        </table>
+      </div>
+    </article>
+
+    <article class="layout__card u-mt-3" v-show="open">
+      <div class="layout__card-header"><h3 class="layout__card-title">新增配置</h3></div>
+      <div class="layout__card-body">
+        <form @submit.prevent="save">
+          <div class="form-grid">
+            <input v-model.trim="form.name" class="header__search-input" placeholder="规则名称" />
+            <input v-model.trim="form.cond" class="header__search-input" placeholder="条件描述" />
+            <select v-model="form.level" class="header__search-input"><option value="INFO">INFO</option><option value="WARN">WARN</option><option value="ERROR">ERROR</option></select>
+            <input v-model.trim="form.channel" class="header__search-input" placeholder="通知渠道，如 邮件 或 邮件+Webhook" />
+          </div>
+          <div class="u-mt-2"><button class="btn btn--primary" type="submit">保存</button><button class="btn u-ml-1" type="button" @click="open=false">取消</button></div>
+          <div class="u-text-sm u-text-gray-700 u-mt-1">{{ err }}</div>
+        </form>
+      </div>
+    </article>
   </section>
 </template>
 
 <script setup lang="ts">
 import { reactive, ref } from 'vue'
-const rules = reactive<{ name:string; cond:string; level:string; channel:string }[]>([])
+const severity = ref<'INFO'|'WARN'|'ERROR'>('INFO')
+const enableEmail = ref(false)
+const enableSms = ref(false)
+const enableWebhook = ref(false)
+const email = ref('ops@example.com')
+const webhook = ref('https://hooks.example.com/alert')
+const rules = reactive<{ name:string; cond:string; level:'INFO'|'WARN'|'ERROR'; channel:string }[]>([
+  { name:'cpu-high-usage', cond:'CPU > 85% 持续 5 分钟', level:'WARN', channel:'邮件' },
+  { name:'node-disconnected', cond:'心跳丢失 3 次', level:'ERROR', channel:'邮件 + Webhook' }
+])
 const open = ref(false)
 const err = ref('')
-const form = reactive({ name:'', cond:'', level:'INFO', channel:'EMAIL' })
-function save() {
+const form = reactive<{ name:string; cond:string; level:'INFO'|'WARN'|'ERROR'; channel:string }>({ name:'', cond:'', level:'INFO', channel:'' })
+function levelClass(l:'INFO'|'WARN'|'ERROR'){ return l==='ERROR'?'level--error': l==='WARN'?'level--warn':'level--info' }
+function save(){
   if (!form.name || !form.cond) { err.value='请填写规则名称与条件'; return }
   if (rules.some(r => r.name===form.name)) { err.value='规则名称已存在'; return }
-  rules.push({ name: form.name, cond: form.cond, level: form.level, channel: form.channel })
-  err.value=''; open.value=false; form.name=''; form.cond=''
+  rules.push({ name: form.name, cond: form.cond, level: form.level, channel: form.channel || '邮件' })
+  err.value=''; open.value=false; form.name=''; form.cond=''; form.level='INFO'; form.channel=''
 }
-function del(n: string) { const i = rules.findIndex(r => r.name===n); if (i>=0) rules.splice(i,1) }
-function edit(r: any) { open.value=true; form.name=r.name; form.cond=r.cond; form.level=r.level; form.channel=r.channel }
+function del(n:string){ const i = rules.findIndex(r => r.name===n); if (i>=0) rules.splice(i,1) }
+function edit(r:any){ open.value=true; form.name=r.name; form.cond=r.cond; form.level=r.level; form.channel=r.channel }
 </script>
 
+<style scoped>
+.exec-header{ display:flex; justify-content:space-between; align-items:center }
+.layout__page-subtitle{ color:#6b7280; font-size:13px }
+.layout__card{ background:#ffffff; border:1px solid #e5e7eb; border-radius:12px; box-shadow:0 8px 24px rgba(16,24,40,0.06) }
+.layout__card-header{ padding:12px 16px; border-bottom:1px solid #e5e7eb }
+.layout__card-title{ font-size:14px; font-weight:600 }
+.layout__card-body{ padding:16px }
+.layout__grid{ display:grid; gap:16px }
+.layout__grid--3{ grid-template-columns: 1fr 1fr 1fr }
+.form-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap:12px }
+.btn--primary{ background:#2563eb; color:#fff; border-color:#2563eb }
+.level--info{ color:#2563eb }
+.level--warn{ color:#f59e0b }
+.level--error{ color:#dc2626 }
+</style>
diff --git a/frontend-vue/src/app/views/ClusterList.vue b/frontend-vue/src/app/views/ClusterList.vue
index 524ccd8..e6b0092 100644
--- a/frontend-vue/src/app/views/ClusterList.vue
+++ b/frontend-vue/src/app/views/ClusterList.vue
@@ -30,13 +30,13 @@
 </template>
 
 <script setup lang="ts">
-import { reactive, ref } from 'vue'
+import { reactive, ref, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
+import api from '../lib/api'
+import { useAuthStore } from '../stores/auth'
 const router = useRouter()
-const clusters = reactive<{ uuid:string; host:string; ip:string; count:number; health:string; healthText:string }[]>([
-  { uuid: 'CL-1111-AAAA', host: 'master-1', ip: '10.0.0.1', count: 8, health: 'running', healthText: '健康' },
-  { uuid: 'CL-2222-BBBB', host: 'master-2', ip: '10.0.0.2', count: 12, health: 'warning', healthText: '警告' }
-])
+const auth = useAuthStore()
+const clusters = reactive<{ uuid:string; host:string; ip:string; count:number; health:string; healthText:string }[]>([])
 const showRegister = ref(false)
 const uuid = ref('')
 const host = ref('')
@@ -46,19 +46,32 @@ const health = ref('running')
 const err = ref('')
 function toggleRegister() { showRegister.value = !showRegister.value }
 function cancelRegister() { showRegister.value = false; err.value = ''; uuid.value=''; host.value=''; ip.value=''; count.value=''; health.value='running' }
-function onRegister() {
+function healthTextOf(h:string){ return h==='running'?'健康':h==='warning'?'警告':'异常' }
+async function load(){
+  try{
+    const r = await api.get('/v1/clusters', { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    const list = Array.isArray(r.data?.clusters) ? r.data.clusters : []
+    clusters.splice(0, clusters.length, ...list.map((x:any)=>({ uuid:x.uuid, host:x.host, ip:x.ip, count:Number(x.count)||0, health:x.health, healthText: healthTextOf(x.health) })))
+  }catch(e:any){ err.value = e?.response?.data?.detail || '加载失败' }
+}
+async function onRegister() {
   if (!uuid.value || !host.value || !ip.value || !count.value) { err.value = '请填写完整信息'; return }
-  if (clusters.some(x => x.uuid === uuid.value)) { err.value = '该集群UUID已存在'; return }
-  clusters.push({ uuid: uuid.value, host: host.value, ip: ip.value, count: Number(count.value)||0, health: health.value, healthText: health.value==='running'?'健康':health.value==='warning'?'警告':'异常' })
-  cancelRegister()
+  try{
+    await api.post('/v1/clusters', { uuid: uuid.value, host: host.value, ip: ip.value, count: Number(count.value)||0, health: health.value }, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    cancelRegister(); await load()
+  }catch(e:any){
+    const d = e?.response?.data; const errs = d?.detail?.errors
+    if (Array.isArray(errs) && errs.length) err.value = errs.map((x:any)=>x?.message||'').filter(Boolean).join('；')
+    else err.value = d?.detail || '提交失败'
+  }
 }
-function unregister(id: string) {
-  const i = clusters.findIndex(x => x.uuid === id)
-  if (i >= 0) clusters.splice(i, 1)
+async function unregister(id: string) {
+  try{ await api.delete(`/v1/clusters/${encodeURIComponent(id)}`, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined }); await load() }
+  catch(e:any){ err.value = e?.response?.data?.detail || '注销失败' }
 }
 function toDashboard(c: any) {
   sessionStorage.setItem('current_cluster', JSON.stringify(c))
   router.push({ name: 'dashboard' })
 }
+onMounted(()=>{ load() })
 </script>
-
diff --git a/frontend-vue/src/app/views/Dashboard.vue b/frontend-vue/src/app/views/Dashboard.vue
index f5c69cd..8cf10ec 100644
--- a/frontend-vue/src/app/views/Dashboard.vue
+++ b/frontend-vue/src/app/views/Dashboard.vue
@@ -1,25 +1,134 @@
 <template>
   <section class="layout__section">
-    <div class="layout__page-header"><h2 class="layout__page-title">仪表板</h2></div>
-    <div class="u-mb-2">
-      <div>当前集群 UUID：{{ meta.uuid }}</div>
-      <div>Master 主机：{{ meta.host }}</div>
-      <div>Master IP：{{ meta.ip }}</div>
+    <div class="layout__page-header">
+      <h2 class="layout__page-title">仪表板 · 集群概览</h2>
+      <div class="top-meta">
+        <span>更新时间：{{ updateTime }}</span>
+        <span>当前集群：{{ meta.uuid }} | 主机名：{{ meta.host }} | 主IP：{{ meta.ip }}</span>
+      </div>
+    </div>
+    <div class="stats-grid">
+      <div class="stat-card">
+        <div class="stat-card-title">总节点数</div>
+        <div class="stat-card-value">{{ totalCount }}</div>
+      </div>
+      <div class="stat-card">
+        <div class="stat-card-title">健康节点</div>
+        <div class="stat-card-value text-success">{{ healthyCount }}</div>
+      </div>
+      <div class="stat-card">
+        <div class="stat-card-title">警告节点</div>
+        <div class="stat-card-value text-warning">{{ warningCount }}</div>
+      </div>
+      <div class="stat-card">
+        <div class="stat-card-title">异常节点</div>
+        <div class="stat-card-value text-error">{{ errorCount }}</div>
+      </div>
     </div>
     <div class="grid grid-cols-2 gap-4">
-      <div><CpuChart /></div>
-      <div><MemoryChart /></div>
+      <div><CpuChart :cluster="meta.uuid" /></div>
+      <div><MemoryChart :cluster="meta.uuid" /></div>
     </div>
+    <article class="layout__card u-mt-4">
+      <div class="layout__card-header">
+        <h3 class="layout__card-title">节点状态详情</h3>
+      </div>
+      <div class="layout__card-body u-p-0">
+        <div class="u-overflow-x-auto">
+          <table class="dashboard__table" role="table">
+            <thead class="dashboard__table-head">
+              <tr>
+                <th class="dashboard__table-th" scope="col">节点名称</th>
+                <th class="dashboard__table-th" scope="col">IP 地址</th>
+                <th class="dashboard__table-th" scope="col">状态</th>
+                <th class="dashboard__table-th" scope="col">CPU 使用率</th>
+                <th class="dashboard__table-th" scope="col">内存使用</th>
+                <th class="dashboard__table-th" scope="col">最近更新</th>
+                <th class="dashboard__table-th" scope="col">操作</th>
+              </tr>
+            </thead>
+            <tbody>
+              <tr class="dashboard__table-row" v-for="n in nodes" :key="n.name">
+                <td class="dashboard__table-td"><strong>{{ n.name }}</strong></td>
+                <td class="dashboard__table-td">{{ n.ip }}</td>
+                <td class="dashboard__table-td">
+                  <span class="status-indicator">
+                    <span :class="['status-dot', statusDotClass(n.status)]"></span>
+                    <span class="status-text">{{ statusText(n.status) }}</span>
+                  </span>
+                </td>
+                <td class="dashboard__table-td">{{ n.cpu }}</td>
+                <td class="dashboard__table-td">{{ n.mem }}</td>
+                <td class="dashboard__table-td">{{ n.updated }}</td>
+                <td class="dashboard__table-td">
+                  <button class="btn u-text-sm" @click="start(n.name)" data-requires-edit="true">启动</button>
+                  <button class="btn u-text-sm u-ml-1" @click="stop(n.name)" data-requires-edit="true">停止</button>
+                  <button class="btn u-text-sm u-ml-1" @click="remove(n.name)" data-requires-edit="true">删除</button>
+                  <button class="btn u-text-sm u-ml-1" @click="detail(n.name)" data-requires-edit="true">详情</button>
+                </td>
+              </tr>
+            </tbody>
+          </table>
+        </div>
+      </div>
+    </article>
 </section>
 </template>
 
 <script setup lang="ts">
-import { onMounted, reactive } from 'vue'
+import { onMounted, reactive, computed } from 'vue'
+import api from '../lib/api'
+import { useAuthStore } from '../stores/auth'
 import CpuChart from '../components/CpuChart.vue'
 import MemoryChart from '../components/MemoryChart.vue'
 const meta = reactive({ uuid: '未选择', host: '-', ip: '-' })
+const auth = useAuthStore()
+const nodes = reactive<Array<{ name:string; ip:string; status:'running'|'warning'|'error'; cpu:string; mem:string; updated:string }>>([])
+const updateTime = computed(() => {
+  const d = new Date()
+  const y = d.getFullYear()
+  const m = d.getMonth()+1
+  const day = d.getDate()
+  return `${y}年${m}月${day}日`
+})
+const totalCount = computed(() => nodes.length)
+const healthyCount = computed(() => nodes.filter(n => n.status==='running').length)
+const warningCount = computed(() => nodes.filter(n => n.status==='warning').length)
+const errorCount = computed(() => nodes.filter(n => n.status==='error').length)
 onMounted(() => {
   const raw = sessionStorage.getItem('current_cluster')
   if (raw) Object.assign(meta, JSON.parse(raw))
+  loadNodes()
 })
+async function loadNodes(){
+  try{
+    const r = await api.get('/v1/nodes', { params: { cluster: meta.uuid }, headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    const list = Array.isArray(r.data?.nodes) ? r.data.nodes : []
+    nodes.splice(0, nodes.length, ...list.map((x:any)=>({ name:x.name, ip:x.ip, status:x.status, cpu:x.cpu, mem:x.mem, updated:x.updated })))
+  }catch(e:any){ /* silent */ }
+}
+function statusText(s:'running'|'warning'|'error'){ return s==='running'?'运行中':s==='warning'?'警告':'异常' }
+function statusDotClass(s:'running'|'warning'|'error'){ return s==='running'?'status-dot--running':s==='warning'?'status-dot--warning':'status-dot--error' }
+async function start(name:string){ try{ await api.post(`/v1/nodes/${encodeURIComponent(name)}/start`, {}, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined }); await loadNodes() }catch(e:any){} }
+async function stop(name:string){ try{ await api.post(`/v1/nodes/${encodeURIComponent(name)}/stop`, {}, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined }); await loadNodes() }catch(e:any){} }
+async function remove(name:string){ try{ await api.delete(`/v1/nodes/${encodeURIComponent(name)}`, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined }); await loadNodes() }catch(e:any){} }
+async function detail(name:string){ try{ await api.get(`/v1/nodes/${encodeURIComponent(name)}`, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined }) }catch(e:any){} }
 </script>
+
+<style scoped>
+.top-meta{ display:flex; gap:16px; align-items:center; color:#6b7280; font-size:13px }
+.ws-off{ color:#dc2626 }
+.stats-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap:16px; margin:16px 0 }
+.stat-card{ background:#ffffff; border:1px solid #e5e7eb; border-radius:12px; box-shadow:0 8px 24px rgba(16,24,40,0.06); padding:16px }
+.stat-card-title{ color:#6b7280; font-size:13px }
+.stat-card-value{ font-size:24px; font-weight:700 }
+.text-success{ color:#16a34a }
+.text-warning{ color:#f59e0b }
+.text-error{ color:#dc2626 }
+.status-indicator{ display:inline-flex; align-items:center; gap:6px }
+.status-dot{ width:8px; height:8px; border-radius:50% }
+.status-dot--running{ background:#16a34a }
+.status-dot--warning{ background:#f59e0b }
+.status-dot--error{ background:#dc2626 }
+.status-text{ font-size:12px }
+</style>
diff --git a/frontend-vue/src/app/views/Diagnosis.vue b/frontend-vue/src/app/views/Diagnosis.vue
index 901b0e5..bab03c9 100644
--- a/frontend-vue/src/app/views/Diagnosis.vue
+++ b/frontend-vue/src/app/views/Diagnosis.vue
@@ -1,100 +1,188 @@
 <template>
   <section class="layout__section">
-    <div class="layout__page-header"><h2 class="layout__page-title">故障诊断</h2></div>
-    <div class="diag-container">
-      <div id="diag-left" class="diag-pane diag-pane--left">
-        <div draggable="true" class="btn diag-log-btn" data-log="示例日志 A">示例日志 A</div>
-        <div draggable="true" class="btn diag-log-btn" data-log="示例日志 B">示例日志 B</div>
+    <div class="layout__page-header diag-header">
+      <div class="diag-title">
+        <h2 class="layout__page-title">故障诊断</h2>
+        <span class="badge">原型</span>
       </div>
-      <div id="diag-divider-1" class="diag-divider"></div>
-      <div id="diag-middle" class="diag-pane diag-pane--mid">
-        <div class="u-text-sm u-text-gray-700">选择左侧日志或节点，预览内容显示于右侧</div>
-        <div id="diag-live-logs-list" style="margin-top:8px"></div>
-      </div>
-      <div id="diag-divider-2" class="diag-divider"></div>
-      <div id="diag-right" class="diag-pane diag-pane--right">
-        <textarea id="chat-input" class="diag-chat"></textarea>
+      <div class="diag-tools">
+        <input class="header__search-input" v-model.trim="kw" placeholder="搜索节点或集群" />
       </div>
     </div>
+    <div class="diag-layout">
+      <aside class="diag-sidebar">
+        <div class="diag-group" v-for="g in filteredGroups" :key="g.id">
+          <button class="diag-group-toggle" type="button" @click="g.open=!g.open">
+            <span :class="['chev', g.open?'chev--down':'chev--right']"></span>
+            {{ g.name }}
+          </button>
+          <ul v-show="g.open" class="diag-node-list">
+            <li v-for="n in g.nodes" :key="n" :class="['diag-node-item', selectedNode===n?'diag-node-item--active':'']" @click="selectNode(n)">
+              <span class="status-dot" :class="statusDot(n)"></span>
+              {{ n }}
+            </li>
+          </ul>
+        </div>
+        <div class="diag-tabs">
+          <button :class="['btn', tab==='live'?'btn--primary':'']" type="button" @click="tab='live'">实时日志</button>
+          <button :class="['btn', tab==='auto'?'btn--primary':'']" type="button" @click="tab='auto'">自动刷新中</button>
+        </div>
+        <div class="diag-tip">请选择集群或节点以显示相关日志</div>
+        <article class="layout__card u-mt-2">
+          <div class="layout__card-header"><h3 class="layout__card-title">故障信息</h3></div>
+          <div class="layout__card-body">
+            <div class="fault-row"><span class="fault-key">故障代码</span><span class="fault-val">FLT-20251107-0001</span></div>
+            <div class="fault-row"><span class="fault-key">发生时间</span><span class="fault-val">2025-11-07 10:15:00</span></div>
+            <div class="fault-row"><span class="fault-key">影响范围</span><span class="fault-val">CL-3333-CCCC-003</span></div>
+          </div>
+        </article>
+      </aside>
+
+      <main class="diag-preview">
+        <article class="layout__card">
+          <div class="layout__card-header"><h3 class="layout__card-title">日志预览</h3></div>
+          <div class="layout__card-body">
+            <div v-if="!selectedNode" class="preview-placeholder">请选择左侧的集群或节点，预览日志内容</div>
+            <div v-else>
+              <div class="preview-meta">当前节点：<strong>{{ selectedNode }}</strong></div>
+              <div class="u-overflow-x-auto u-mt-2">
+                <table class="dashboard__table">
+                  <thead><tr><th>时间</th><th>级别</th><th>来源</th><th>消息</th></tr></thead>
+                  <tbody>
+                    <tr class="dashboard__table-row" v-for="l in previewLogs" :key="l.id">
+                      <td><time :datetime="l.time">{{ l.time.split('T')[1] || l.time }}</time></td>
+                      <td class="u-font-medium">{{ l.level.toUpperCase() }}</td>
+                      <td><code>{{ l.source }}</code></td>
+                      <td>{{ l.message }}</td>
+                    </tr>
+                  </tbody>
+                </table>
+              </div>
+            </div>
+          </div>
+        </article>
+      </main>
+
+      <aside class="diag-assistant">
+        <article class="layout__card">
+          <div class="layout__card-body">
+            <div class="assist-row">
+              <div class="assist-field">
+                <label class="u-text-sm u-font-medium u-text-gray-700">智能体</label>
+                <select v-model="agent" class="u-w-full u-p-2 u-border u-rounded u-mt-1">
+                  <option value="诊断智能体">诊断智能体</option>
+                </select>
+              </div>
+              <div class="assist-field">
+                <label class="u-text-sm u-font-medium u-text-gray-700">模型</label>
+                <select v-model="model" class="u-w-full u-p-2 u-border u-rounded u-mt-1">
+                  <option value="gpt-4o-mini">gpt-4o-mini</option>
+                </select>
+              </div>
+            </div>
+          </div>
+        </article>
+        <article class="layout__card u-mt-2">
+          <div class="layout__card-header"><h3 class="layout__card-title">对话历史</h3></div>
+          <div class="layout__card-body">
+            <div class="chat-history">
+              <div class="chat-item">
+                <div class="chat-role">系统</div>
+                <div class="chat-text">欢迎使用多智能体诊断面板</div>
+              </div>
+              <div class="chat-item">
+                <div class="chat-role">诊断智能体</div>
+                <div class="chat-text">请在左侧选择节点并拖入关键日志作为上下文</div>
+              </div>
+            </div>
+            <textarea class="chat-input" placeholder="支持Markdown输入..."></textarea>
+            <div class="chat-actions">
+              <button type="button" class="btn btn--primary">发送</button>
+              <button type="button" class="btn btn--primary u-ml-1">生成状态报告</button>
+            </div>
+            <div class="chat-progress">
+              <span>流式显示占位：</span>
+              <div class="progress-bar"><div class="progress-fill" style="width:0%"></div></div>
+            </div>
+          </div>
+        </article>
+      </aside>
+    </div>
   </section>
 </template>
 
 <script setup lang="ts">
-import { onMounted } from 'vue'
-onMounted(() => {
-  const input = document.getElementById('chat-input') as HTMLTextAreaElement|null
-  if (input) {
-    input.addEventListener('dragover', e => e.preventDefault())
-    input.addEventListener('drop', e => { e.preventDefault(); const d = (e as DragEvent).dataTransfer?.getData('text/plain')||''; input.value = `${input.value}\n${d}`.trim() })
-  }
-  const left = document.getElementById('diag-left') as HTMLElement|null
-  const mid = document.getElementById('diag-middle') as HTMLElement|null
-  const right = document.getElementById('diag-right') as HTMLElement|null
-  const d1 = document.getElementById('diag-divider-1') as HTMLElement|null
-  const d2 = document.getElementById('diag-divider-2') as HTMLElement|null
-  if (!left || !mid || !right || !d1 || !d2) return
-  let drag1 = false, drag2 = false, startX1 = 0, startX2 = 0
-  let leftW = left.getBoundingClientRect().width
-  let midW = mid.getBoundingClientRect().width
-  let rightW = right.getBoundingClientRect().width
-  const minLeft = 240, minMid = 300, minRight = 320
-  const onMove1 = (e: MouseEvent) => {
-    if (!drag1) return
-    const dx = e.clientX - startX1
-    const newLeft = Math.max(minLeft, leftW + dx)
-    const delta = newLeft - leftW
-    const newMid = Math.max(minMid, midW - delta)
-    left.style.width = `${newLeft}px`
-    mid.style.width = `${newMid}px`
-  }
-  const onUp1 = () => {
-    drag1 = false
-    leftW = left.getBoundingClientRect().width
-    midW = mid.getBoundingClientRect().width
-    document.removeEventListener('mousemove', onMove1)
-    document.removeEventListener('mouseup', onUp1)
-  }
-  d1.addEventListener('mousedown', (e) => {
-    drag1 = true
-    startX1 = (e as MouseEvent).clientX
-    leftW = left.getBoundingClientRect().width
-    midW = mid.getBoundingClientRect().width
-    document.addEventListener('mousemove', onMove1)
-    document.addEventListener('mouseup', onUp1)
-  })
-  const onMove2 = (e: MouseEvent) => {
-    if (!drag2) return
-    const dx = startX2 - e.clientX
-    const newRight = Math.max(minRight, rightW + dx)
-    const delta = newRight - rightW
-    const newMid = Math.max(minMid, midW - delta)
-    right.style.width = `${newRight}px`
-    mid.style.width = `${newMid}px`
-  }
-  const onUp2 = () => {
-    drag2 = false
-    rightW = right.getBoundingClientRect().width
-    midW = mid.getBoundingClientRect().width
-    document.removeEventListener('mousemove', onMove2)
-    document.removeEventListener('mouseup', onUp2)
-  }
-  d2.addEventListener('mousedown', (e) => {
-    drag2 = true
-    startX2 = (e as MouseEvent).clientX
-    rightW = right.getBoundingClientRect().width
-    midW = mid.getBoundingClientRect().width
-    document.addEventListener('mousemove', onMove2)
-    document.addEventListener('mouseup', onUp2)
-  })
+import { reactive, ref, computed } from 'vue'
+const kw = ref('')
+const tab = ref<'live'|'auto'>('live')
+const agent = ref('诊断智能体')
+const model = ref('gpt-4o-mini')
+const groups = reactive<Array<{ id:string; name:string; open:boolean; nodes:string[] }>>([
+  { id:'cl-1111', name:'CL-1111-AAAA', open:true, nodes:['CL-1111-AAAA-001','CL-1111-AAAA-002','CL-1111-AAAA-003'] },
+  { id:'cl-2222', name:'CL-2222-BBBB', open:true, nodes:['CL-2222-BBBB-001'] },
+  { id:'cl-3333', name:'CL-3333-CCCC', open:true, nodes:['CL-3333-CCCC-003'] },
+])
+const selectedNode = ref('')
+const filteredGroups = computed(()=>{
+  const k = kw.value.trim().toLowerCase()
+  if (!k) return groups
+  return groups.map(g=>({ ...g, nodes: g.nodes.filter(n => n.toLowerCase().includes(k) || g.name.toLowerCase().includes(k)) }))
+})
+function selectNode(n:string){ selectedNode.value = n }
+function statusDot(n:string){ return n.includes('003') ? 'status-dot--error' : n.includes('002') ? 'status-dot--warning' : 'status-dot--running' }
+const previewLogs = computed(() => {
+  if (!selectedNode.value) return [] as Array<{id:number;time:string;level:string;source:string;message:string}>
+  return [
+    { id:1, time:'2025-11-07T10:15:00', level:'error', source:selectedNode.value, message:'连接断开，心跳丢失' },
+    { id:2, time:'2025-11-07T10:14:58', level:'warn', source:selectedNode.value, message:'心跳延迟超过阈值' },
+    { id:3, time:'2025-11-07T10:14:55', level:'info', source:selectedNode.value, message:'尝试重连中' }
+  ]
 })
 </script>
 
-<style>
-.diag-container { display:flex; gap:0; height:480px }
-.diag-pane { border:1px solid #e5e7eb; overflow:auto }
-.diag-pane--left { width: 320px }
-.diag-pane--mid { flex: 1; min-width: 300px; padding: 8px }
-.diag-pane--right { width: 380px; display:flex; flex-direction:column }
-.diag-divider { width:6px; background:#e5e7eb; cursor: col-resize }
-.diag-chat { flex:1; padding:8px }
+<style scoped>
+.diag-header{ display:flex; align-items:center; justify-content:space-between }
+.diag-title{ display:flex; align-items:center; gap:8px }
+.badge{ padding:2px 8px; border-radius:999px; background:#eef2ff; color:#374151; font-size:12px }
+.diag-layout{ display:grid; grid-template-columns: 320px 1fr 380px; gap:16px }
+.diag-sidebar{ background:#ffffff; border:1px solid #e5e7eb; border-radius:12px; padding:12px; display:flex; flex-direction:column }
+.diag-group{ margin-top:8px }
+.diag-group-toggle{ width:100%; display:flex; align-items:center; gap:8px; padding:8px; border:1px solid #e5e7eb; border-radius:8px; background:#f9fafb; color:#374151 }
+.chev{ width:0; height:0; border-style:solid }
+.chev--right{ border-width:5px 0 5px 8px; border-color:transparent transparent transparent #6b7280 }
+.chev--down{ border-width:8px 5px 0 5px; border-color:#6b7280 transparent transparent transparent }
+.diag-node-list{ list-style:none; padding:8px 4px; margin:0 }
+.diag-node-item{ display:flex; align-items:center; gap:8px; padding:6px 8px; border:1px solid #e5e7eb; border-radius:8px; background:#fff; margin-top:6px; cursor:pointer }
+.diag-node-item:hover{ background:#f9fafb }
+.diag-node-item--active{ background:#eef2ff; border-color:#c7d2fe }
+.status-dot{ width:8px; height:8px; border-radius:50% }
+.status-dot--running{ background:#16a34a }
+.status-dot--warning{ background:#f59e0b }
+.status-dot--error{ background:#dc2626 }
+.diag-tabs{ display:flex; gap:8px; margin-top:12px }
+.diag-tip{ margin-top:8px; color:#6b7280; font-size:12px }
+.fault-row{ display:flex; justify-content:space-between; padding:6px 0; border-bottom:1px dashed #e5e7eb }
+.fault-row:last-child{ border-bottom:none }
+.fault-key{ color:#6b7280; font-size:12px }
+.fault-val{ font-weight:600 }
+
+.diag-preview{ display:flex }
+.preview-meta{ color:#6b7280; font-size:12px }
+.preview-placeholder{ color:#6b7280; font-size:14px }
+.preview-body{ height:677.6px; background:#f9fafb; border:1px solid #e5e7eb; border-radius:8px; margin-top:8px }
+
+.diag-assistant{ display:flex; flex-direction:column }
+.assist-row{ display:grid; grid-template-columns: 1fr 1fr; gap:12px }
+.assist-field{ display:flex; flex-direction:column }
+.chat-history{ display:flex; flex-direction:column; gap:8px }
+.chat-item{ display:flex; gap:8px }
+.chat-role{ width:72px; color:#6b7280 }
+.chat-text{ flex:1 }
+.chat-input{ width:100%; min-height:80px; margin-top:8px; padding:8px; border:1px solid #e5e7eb; border-radius:8px }
+.chat-actions{ display:flex; justify-content:flex-end; gap:8px; margin-top:8px }
+.chat-progress{ display:flex; align-items:center; gap:8px; margin-top:8px; color:#6b7280 }
+.progress-bar{ flex:1; height:6px; background:#e5e7eb; border-radius:999px; overflow:hidden }
+.progress-fill{ height:100%; background:#2563eb }
+.btn--primary{ background:#2563eb; color:#fff; border-color:#2563eb }
+.btn--primary:disabled{ opacity:0.6; cursor:not-allowed }
 </style>
diff --git a/frontend-vue/src/app/views/ExecLogs.vue b/frontend-vue/src/app/views/ExecLogs.vue
index 1f1cd23..7a429c2 100644
--- a/frontend-vue/src/app/views/ExecLogs.vue
+++ b/frontend-vue/src/app/views/ExecLogs.vue
@@ -1,4 +1,174 @@
 <template>
-  <section class="layout__section"><div class="layout__page-header"><h2 class="layout__page-title">执行日志</h2></div></section>
+  <section class="layout__section">
+    <div class="layout__page-header exec-header">
+      <div>
+        <h2 class="layout__page-title">执行日志 （原型）</h2>
+        <div class="layout__page-subtitle">查看与管理修复执行记录，支持完整CRUD</div>
+      </div>
+      <div class="header-actions">
+        <button class="btn" type="button" @click="refresh">刷新</button>
+        <button class="btn btn--primary u-ml-1" type="button" @click="openCreate=true">新增记录</button>
+        <button class="btn u-ml-1" type="button" :disabled="!selected" @click="openEdit()">编辑记录</button>
+        <button class="btn u-ml-1" type="button" :disabled="!selected" @click="delSelected()">删除记录</button>
+      </div>
+    </div>
+
+    <article class="layout__card">
+      <div class="layout__card-header"><h3 class="layout__card-title">执行记录</h3></div>
+      <div class="layout__card-body u-p-0">
+        <table class="dashboard__table">
+          <thead>
+            <tr>
+              <th>执行ID</th>
+              <th>故障ID</th>
+              <th>命令类型</th>
+              <th>状态</th>
+              <th>开始时间</th>
+              <th>结束时间</th>
+              <th>退出码</th>
+              <th>操作</th>
+            </tr>
+          </thead>
+          <tbody>
+            <tr v-for="r in records" :key="r.id" class="dashboard__table-row" :class="{ 'row--selected': selected===r.id }" @click="select(r)">
+              <td>{{ r.id }}</td>
+              <td>{{ r.faultId }}</td>
+              <td>{{ r.cmdType }}</td>
+              <td><span :class="statusClass(r.status)">{{ r.status }}</span></td>
+              <td>{{ r.start }}</td>
+              <td>{{ r.end || '-' }}</td>
+              <td>{{ r.code ?? '-' }}</td>
+              <td>
+                <button class="btn u-text-sm" type="button" @click.stop="editRow(r)">编辑</button>
+                <button class="btn u-text-sm u-ml-1" type="button" @click.stop="del(r.id)">删除</button>
+              </td>
+            </tr>
+          </tbody>
+        </table>
+      </div>
+    </article>
+
+    <article class="layout__card u-mt-3" v-show="openCreate || openEditForm">
+      <div class="layout__card-header"><h3 class="layout__card-title">{{ openCreate ? '新增记录' : '编辑记录' }}</h3></div>
+      <div class="layout__card-body">
+        <form @submit.prevent="save">
+          <div class="form-grid">
+            <input v-model.trim="form.id" placeholder="执行ID" class="header__search-input" />
+            <input v-model.trim="form.faultId" placeholder="故障ID" class="header__search-input" />
+            <select v-model="form.cmdType" class="header__search-input"><option>shell</option><option>hdfs</option><option>yarn</option></select>
+            <select v-model="form.status" class="header__search-input"><option>running</option><option>success</option><option>failed</option></select>
+            <input v-model.trim="form.start" placeholder="开始时间 如 2025-11-07 10:20:03" class="header__search-input" />
+            <input v-model.trim="form.end" placeholder="结束时间 如 2025-11-07 10:22:35 或留空" class="header__search-input" />
+            <input v-model.number="form.code" placeholder="退出码 如 0 或留空" class="header__search-input" />
+          </div>
+          <div class="u-mt-2">
+            <button class="btn btn--primary" type="submit">保存</button>
+            <button class="btn u-ml-1" type="button" @click="cancelForm">取消</button>
+          </div>
+          <div class="u-text-sm u-text-gray-700 u-mt-1">{{ err }}</div>
+        </form>
+      </div>
+    </article>
+  </section>
 </template>
 
+<script setup lang="ts">
+import { reactive, ref, onMounted } from 'vue'
+import api from '../lib/api'
+import { useAuthStore } from '../stores/auth'
+type RecordItem = { id:string; faultId:string; cmdType:string; status:'running'|'success'|'failed'; start:string; end:string|''; code:number|null }
+const auth = useAuthStore()
+const records = reactive<RecordItem[]>([])
+const selected = ref('')
+const openCreate = ref(false)
+const openEditForm = ref(false)
+const err = ref('')
+const loading = ref(false)
+const form = reactive<RecordItem>({ id:'', faultId:'', cmdType:'shell', status:'running', start:'', end:'', code:null })
+function statusClass(s:'running'|'success'|'failed'){ return s==='running'?'status--running': s==='success'?'status--success':'status--failed' }
+function select(r: RecordItem){ selected.value = r.id }
+function editRow(r: RecordItem){ selected.value = r.id; openCreate.value=false; openEditForm.value=true; Object.assign(form, r) }
+function openEdit(){ const r = records.find(x=>x.id===selected.value); if (r) editRow(r) }
+function delSelected(){ if (selected.value) del(selected.value) }
+async function del(id:string){
+  try{
+    await api.delete(`/v1/exec-logs/${encodeURIComponent(id)}`, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+  }catch(e:any){ /* fallback ignore */ }
+  const i = records.findIndex(x=>x.id===id); if (i>=0) { records.splice(i,1); if (selected.value===id) selected.value='' }
+}
+function cancelForm(){ openCreate.value=false; openEditForm.value=false; err.value='' }
+async function save(){
+  err.value=''
+  if (!form.id || !form.faultId || !form.cmdType || !form.status || !form.start) { err.value='请完整填写信息'; return }
+  const exists = records.find(x=>x.id===form.id)
+  const payload: RecordItem = { id: form.id, faultId: form.faultId, cmdType: form.cmdType, status: form.status, start: form.start, end: form.end, code: form.code ?? null }
+  try{
+    if (openCreate.value) {
+      if (exists) { err.value='执行ID已存在'; return }
+      await api.post('/v1/exec-logs', {
+        exec_id: payload.id,
+        fault_id: payload.faultId,
+        command_type: payload.cmdType,
+        execution_status: payload.status,
+        start_time: payload.start,
+        end_time: payload.end || null,
+        exit_code: payload.code
+      }, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+      records.unshift(payload)
+    } else if (openEditForm.value) {
+      if (!exists) { err.value='目标记录不存在'; return }
+      await api.put(`/v1/exec-logs/${encodeURIComponent(form.id)}`, {
+        fault_id: payload.faultId,
+        command_type: payload.cmdType,
+        execution_status: payload.status,
+        start_time: payload.start,
+        end_time: payload.end || null,
+        exit_code: payload.code
+      }, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+      Object.assign(exists, payload)
+    }
+  }catch(e:any){ if (openCreate.value && !exists) records.unshift(payload); else if (exists) Object.assign(exists, payload) }
+  cancelForm()
+}
+async function refresh(){ await load() }
+async function load(){
+  loading.value = true; err.value = ''
+  try{
+    const r = await api.get('/v1/exec-logs', { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    const items = Array.isArray(r.data?.items) ? r.data.items : (Array.isArray(r.data?.exec_logs) ? r.data.exec_logs : [])
+    const normalized: RecordItem[] = items.map((d:any)=>({
+      id: d.exec_id || d.id,
+      faultId: d.fault_id,
+      cmdType: d.command_type || d.cmdType,
+      status: d.execution_status || d.status,
+      start: (d.start_time || d.start || '').replace('T',' ').slice(0,19),
+      end: d.end_time ? String(d.end_time).replace('T',' ').slice(0,19) : '',
+      code: d.exit_code ?? null
+    }))
+    records.splice(0, records.length, ...normalized)
+  }catch(e:any){
+    const seed: RecordItem[] = [
+      { id:'EXE-20251107-1001', faultId:'FLT-20251107-0001', cmdType:'shell', status:'running', start:'2025-11-07 10:20:03', end:'', code:null },
+      { id:'EXE-20251106-0922', faultId:'FLT-20251106-0023', cmdType:'hdfs', status:'success', start:'2025-11-06 09:22:10', end:'2025-11-06 09:22:35', code:0 }
+    ]
+    records.splice(0, records.length, ...seed)
+  } finally { loading.value = false }
+}
+onMounted(()=>{ load() })
+</script>
+
+<style scoped>
+.exec-header{ display:flex; justify-content:space-between; align-items:center }
+.layout__page-subtitle{ color:#6b7280; font-size:13px }
+.header-actions{ display:flex; align-items:center }
+.btn--primary{ background:#2563eb; color:#fff; border-color:#2563eb }
+.row--selected{ background:#eef2ff }
+.layout__card{ background:#ffffff; border:1px solid #e5e7eb; border-radius:12px; box-shadow:0 8px 24px rgba(16,24,40,0.06) }
+.layout__card-header{ padding:12px 16px; border-bottom:1px solid #e5e7eb }
+.layout__card-title{ font-size:14px; font-weight:600 }
+.layout__card-body{ padding:16px }
+.form-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap:12px }
+.status--running{ color:#2563eb }
+.status--success{ color:#16a34a }
+.status--failed{ color:#dc2626 }
+</style>
diff --git a/frontend-vue/src/app/views/FaultCenter.vue b/frontend-vue/src/app/views/FaultCenter.vue
deleted file mode 100644
index 4e22250..0000000
--- a/frontend-vue/src/app/views/FaultCenter.vue
+++ /dev/null
@@ -1,4 +0,0 @@
-<template>
-  <section class="layout__section"><div class="layout__page-header"><h2 class="layout__page-title">故障中心</h2></div></section>
-</template>
-
diff --git a/frontend-vue/src/app/views/Logs.vue b/frontend-vue/src/app/views/Logs.vue
index cbf5f0b..4d40656 100644
--- a/frontend-vue/src/app/views/Logs.vue
+++ b/frontend-vue/src/app/views/Logs.vue
@@ -1,23 +1,64 @@
 <template>
   <section class="layout__section">
     <div class="layout__page-header"><h2 class="layout__page-title">日志查询</h2></div>
-    <form id="log-search-form" @submit.prevent="apply(true)">
-      <select v-model="q.level" id="log-level" class="header__search-input">
-        <option value="">全部级别</option>
-        <option value="info">INFO</option>
-        <option value="warn">WARN</option>
-        <option value="error">ERROR</option>
-      </select>
-      <input v-model.trim="q.cluster" id="source-cluster" class="header__search-input" placeholder="集群" />
-      <input v-model.trim="q.node" id="source-node" class="header__search-input" placeholder="节点" />
-      <input v-model.trim="q.op" id="op-type" class="header__search-input" placeholder="操作类型" />
-      <input v-model.trim="q.user" id="user-id" class="header__search-input" placeholder="用户" />
-      <button class="btn">搜索</button>
-      <button type="button" class="btn u-ml-1" @click="clear">清除筛选</button>
-    </form>
-    <div id="log-filter-summary" class="u-text-sm u-text-gray-700">当前筛选：无</div>
+    <article class="layout__card">
+      <div class="layout__card-header"><h3 class="layout__card-title">搜索条件</h3></div>
+      <div class="layout__card-body">
+        <form id="log-search-form" @submit.prevent="apply(true)" class="layout__grid layout__grid--3">
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">日志级别</label>
+            <select v-model="q.level" id="log-level" class="u-w-full u-p-2 u-border u-rounded u-mt-1">
+              <option value="">全部级别</option>
+              <option value="debug">DEBUG</option>
+              <option value="info">INFO</option>
+              <option value="warn">WARN</option>
+              <option value="error">ERROR</option>
+            </select>
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">来源集群</label>
+            <select v-model="q.cluster" id="source-cluster" class="u-w-full u-p-2 u-border u-rounded u-mt-1">
+              <option value="">全部集群</option>
+              <option v-for="c in clustersOpts" :key="c" :value="c">{{ c }}</option>
+            </select>
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">来源节点</label>
+            <select v-model="q.node" id="source-node" class="u-w-full u-p-2 u-border u-rounded u-mt-1">
+              <option value="">全部节点</option>
+              <option v-for="n in nodesOpts" :key="n" :value="n">{{ n }}</option>
+            </select>
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">操作类型</label>
+            <select v-model="q.op" id="op-type" class="u-w-full u-p-2 u-border u-rounded u-mt-1">
+              <option value="">全部类型</option>
+              <option v-for="o in opsOpts" :key="o" :value="o">{{ o }}</option>
+            </select>
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">来源：</label>
+            <input v-model.trim="q.source" id="source-id" class="u-w-full u-p-2 u-border u-rounded u-mt-1" placeholder="如：alice、ops 等" />
+          </div>
+          <div>
+            <label class="u-text-sm u-font-medium u-text-gray-700">时间范围</label>
+            <select v-model="q.timeRange" id="time-range" class="u-w-full u-p-2 u-border u-rounded u-mt-1">
+              <option value="">全部时间</option>
+              <option value="1h">最近1小时</option>
+              <option value="6h">最近6小时</option>
+              <option value="24h">最近24小时</option>
+              <option value="7d">最近7天</option>
+            </select>
+          </div>
+          <div class="filter-actions" style="grid-column: 1 / -1;">
+            <button type="button" class="btn btn-link" @click="clear">清除筛选</button>
+          </div>
+        </form>
+        <div id="log-filter-summary" class="u-mt-3 u-text-sm u-text-gray-700">当前筛选：{{ summary }}</div>
+      </div>
+    </article>
     <table class="dashboard__table">
-      <thead><tr><th>时间</th><th>级别</th><th>集群</th><th>节点</th><th>操作</th><th>用户</th><th>消息</th></tr></thead>
+      <thead><tr><th>时间</th><th>级别</th><th>集群</th><th>节点</th><th>操作</th><th>来源</th><th>消息</th></tr></thead>
       <tbody id="logs-tbody">
         <tr v-for="item in pageData" :key="item.id" class="dashboard__table-row">
           <td><time :datetime="item.time">{{ item.time.split('T')[1] || item.time }}</time></td>
@@ -25,7 +66,7 @@
           <td><code>{{ item.cluster }}</code></td>
           <td>{{ item.node }}</td>
           <td>{{ item.op }}</td>
-          <td>{{ item.user }}</td>
+          <td>{{ item.source }}</td>
           <td>{{ item.message }}</td>
         </tr>
       </tbody>
@@ -40,22 +81,81 @@
 </template>
 
 <script setup lang="ts">
-import { computed, reactive, ref } from 'vue'
-const data = ref<{ id:number; time:string; level:string; cluster:string; node:string; op:string; user:string; message:string }[]>([])
+import { computed, reactive, ref, watch, onMounted } from 'vue'
+import api from '../lib/api'
+import { useAuthStore } from '../stores/auth'
+const auth = useAuthStore()
+const data = ref<{ id:number; time:string; level:string; cluster:string; node:string; op:string; source:string; message:string }[]>([])
 const page = ref(1)
 const size = ref(10)
-const q = reactive({ level:'', cluster:'', node:'', op:'', user:'' })
-function seed() {
-  const rows = [] as any[]
-  for (let i=0;i<120;i++) rows.push({ id:i, time:`2025-01-01T0${i%10}:00:00`, level: ['info','warn','error'][i%3], cluster: ['CL-1111-AAAA','CL-2222-BBBB'][i%2], node: `node-${i%7}`, op: ['query','update','security'][i%3], user: ['alice','bob','carol'][i%3], message: `日志消息 ${i}` })
-  data.value = rows
+const total = ref(0)
+const loading = ref(false)
+const err = ref('')
+const q = reactive({ level:'', cluster:'', node:'', op:'', source:'', timeRange:'' })
+const clustersOpts = ref<string[]>([])
+const nodesOpts = ref<string[]>([])
+const opsOpts = ref<string[]>([])
+function rangeFromNow(r:string){
+  const now = Date.now()
+  const span = r==='1h'?60*60*1000:r==='6h'?6*60*60*1000:r==='24h'?24*60*60*1000:r==='7d'?7*24*60*60*1000:0
+  return span? new Date(now-span).toISOString() : ''
+}
+async function load(){
+  loading.value = true
+  err.value = ''
+  try{
+    const params: any = { page: page.value, size: size.value }
+    if (q.level) params.level = q.level
+    if (q.cluster) params.cluster = q.cluster
+    if (q.node) params.node = q.node
+    if (q.op) params.op = q.op
+    if (q.source) params.source = q.source
+    if (q.timeRange) params.time_from = rangeFromNow(q.timeRange)
+    const r = await api.get('/v1/logs', { params, headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    const items = Array.isArray(r.data?.items) ? r.data.items : (Array.isArray(r.data?.logs)? r.data.logs : [])
+    const normalized = items.map((d:any)=>({ ...d, source: String((d?.source ?? d?.user ?? '') || '') }))
+    data.value = normalized
+    total.value = Number(r.data?.total ?? items.length)
+    if (!clustersOpts.value.length) clustersOpts.value = Array.from(new Set(items.map((d:any)=>d.cluster).filter(Boolean)))
+    if (!nodesOpts.value.length) nodesOpts.value = Array.from(new Set(items.map((d:any)=>d.node).filter(Boolean)))
+    if (!opsOpts.value.length) opsOpts.value = Array.from(new Set(items.map((d:any)=>d.op).filter(Boolean)))
+  }catch(e:any){ err.value = e?.response?.data?.detail || '加载失败' }
+  finally{ loading.value = false }
 }
-seed()
-const filtered = computed(() => data.value.filter(item => (!q.level || item.level===q.level) && (!q.cluster||item.cluster===q.cluster) && (!q.node||item.node===q.node) && (!q.op||item.op===q.op) && (!q.user||item.user.toLowerCase().includes(q.user.toLowerCase()))))
-const pageData = computed(() => filtered.value.slice((page.value-1)*size.value, (page.value)*size.value))
 function apply(manual=false) { page.value = 1 }
-function clear() { q.level=''; q.cluster=''; q.node=''; q.op=''; q.user=''; page.value=1 }
-function prev() { if (page.value>1) page.value-=1 }
-function next() { const max = Math.max(1, Math.ceil(filtered.value.length/size.value)); if (page.value<max) page.value+=1 }
+function clear() { q.level=''; q.cluster=''; q.node=''; q.op=''; q.source=''; q.timeRange=''; page.value=1 }
+function prev() { if (page.value>1) { page.value-=1; load() } }
+function next() { const max = Math.max(1, Math.ceil(total.value/size.value)); if (page.value<max) { page.value+=1; load() } }
+const pageData = computed(() => {
+  const s = q.source.trim().toLowerCase()
+  let list = data.value
+  if (s) list = list.filter(d => String(d.source || '').toLowerCase().includes(s))
+  return list
+})
+watch(() => ({...q}), () => { apply(); load() }, { deep: true })
+watch(size, () => { page.value = 1; load() })
+onMounted(()=>{ load() })
+const summary = computed(() => {
+  const parts = [] as string[]
+  if (q.level) parts.push(`级别=${q.level}`)
+  if (q.cluster) parts.push(`集群=${q.cluster}`)
+  if (q.node) parts.push(`节点=${q.node}`)
+  if (q.op) parts.push(`类型=${q.op}`)
+  if (q.source) parts.push(`来源=${q.source}`)
+  if (q.timeRange) parts.push(`时间=${q.timeRange}`)
+  return parts.length? parts.join('，') : '无'
+})
 </script>
 
+<style scoped>
+.layout__card { background: #ffffff; border: 1px solid #e5e7eb; border-radius: 12px; box-shadow: 0 8px 24px rgba(16,24,40,0.06) }
+.layout__card-header { padding: 12px 16px; border-bottom: 1px solid #e5e7eb }
+.layout__card-title { font-size: 14px; font-weight: 600 }
+.layout__card-body { padding: 16px }
+.layout__grid { display: grid; gap: 16px }
+.layout__grid--3 { grid-template-columns: 1fr 1fr 1fr }
+.btn--primary { background: #2563eb; color: #fff; border-color: #2563eb }
+.btn--primary:disabled { opacity: 0.6; cursor: not-allowed }
+.btn-link { background: transparent; border-color: transparent; color: #2563eb }
+.filter-actions { display: flex; justify-content: flex-end; align-items: center; }
+</style>
diff --git a/frontend-vue/src/app/views/Profile.vue b/frontend-vue/src/app/views/Profile.vue
index 485d9d7..fbd1d39 100644
--- a/frontend-vue/src/app/views/Profile.vue
+++ b/frontend-vue/src/app/views/Profile.vue
@@ -1,4 +1,70 @@
 <template>
-  <section class="layout__section"><div class="layout__page-header"><h2 class="layout__page-title">个人主页</h2></div></section>
+  <section class="layout__section">
+    <div class="layout__page-header exec-header">
+      <div>
+        <h2 class="layout__page-title">个人主页（原型）</h2>
+        <div class="layout__page-subtitle">查看与管理个人基础信息</div>
+      </div>
+      <div class="layout__page-actions"><button class="btn" disabled>编辑资料</button></div>
+    </div>
+    <article class="layout__card u-mt-2">
+      <div class="layout__card-header"><h3 class="layout__card-title">个人信息</h3></div>
+      <div class="layout__card-body">
+        <div class="layout__grid layout__grid--3">
+          <div>
+            <span class="u-text-sm u-text-gray-700">用户名</span>
+            <div class="u-font-medium u-mt-1">{{ username }}</div>
+          </div>
+          <div>
+            <span class="u-text-sm u-text-gray-700">邮箱</span>
+            <div class="u-font-medium u-mt-1">{{ email }}</div>
+          </div>
+          <div>
+            <span class="u-text-sm u-text-gray-700">角色</span>
+            <div class="u-font-medium u-mt-1">{{ roleName }}</div>
+          </div>
+        </div>
+      </div>
+    </article>
+  </section>
 </template>
 
+<script setup lang="ts">
+import { ref, onMounted } from 'vue'
+import { storeToRefs } from 'pinia'
+import { useAuthStore } from '../stores/auth'
+import api from '../lib/api'
+const auth = useAuthStore()
+const { user, token } = storeToRefs(auth)
+const username = ref('admin')
+const email = ref('admin@example.com')
+const roleName = ref('管理员')
+onMounted(async () => {
+  try{
+    const r = await api.get('/v1/user/me', { headers: token.value ? { Authorization: `Bearer ${token.value}` } : undefined })
+    const u = r?.data?.user || r?.data || {}
+    const name = u?.username || user.value?.username || 'admin'
+    username.value = name
+    email.value = u?.email || `${name}@example.com`
+    const roleKey = u?.role || user.value?.role || 'admin'
+    roleName.value = roleKey==='admin'?'管理员': roleKey==='operator'?'操作员':'观察员'
+  }catch(e:any){
+    const name = user.value?.username || 'admin'
+    username.value = name
+    email.value = `${name}@example.com`
+    const roleKey = user.value?.role || 'admin'
+    roleName.value = roleKey==='admin'?'管理员': roleKey==='operator'?'操作员':'观察员'
+  }
+})
+</script>
+
+<style scoped>
+.exec-header{ display:flex; justify-content:space-between; align-items:center }
+.layout__page-subtitle{ color:#6b7280; font-size:13px }
+.layout__card{ background:#ffffff; border:1px solid #e5e7eb; border-radius:12px; box-shadow:0 8px 24px rgba(16,24,40,0.06) }
+.layout__card-header{ padding:12px 16px; border-bottom:1px solid #e5e7eb }
+.layout__card-title{ font-size:14px; font-weight:600 }
+.layout__card-body{ padding:16px }
+.layout__grid{ display:grid; gap:16px }
+.layout__grid--3{ grid-template-columns: 1fr 1fr 1fr }
+</style>
diff --git a/frontend-vue/src/app/views/Register.vue b/frontend-vue/src/app/views/Register.vue
index 22d1c08..5150940 100644
--- a/frontend-vue/src/app/views/Register.vue
+++ b/frontend-vue/src/app/views/Register.vue
@@ -7,7 +7,6 @@
       <input v-model.trim="confirm" type="password" placeholder="确认密码" class="header__search-input" />
       <input v-model.trim="email" placeholder="邮箱" class="header__search-input" />
       <input v-model.trim="fullName" placeholder="姓名" class="header__search-input" />
-      <select v-model="role" class="header__search-input"><option value="operator">操作员</option><option value="observer">观察员</option><option value="admin">管理员</option></select>
       <button class="btn">提交</button>
     </form>
     <div class="u-text-sm u-text-gray-700">{{ msg }}</div>
diff --git a/frontend-vue/src/app/views/RoleAssignment.vue b/frontend-vue/src/app/views/RoleAssignment.vue
index 2ab7c52..7930e1a 100644
--- a/frontend-vue/src/app/views/RoleAssignment.vue
+++ b/frontend-vue/src/app/views/RoleAssignment.vue
@@ -2,38 +2,107 @@
   <section class="layout__section" aria-labelledby="role-assign-title">
     <header class="layout__page-header">
       <div>
-        <h2 id="role-assign-title" class="layout__page-title">角色分配（原型）</h2>
-        <p class="layout__page-subtitle">为用户分配系统角色与权限范围</p>
+        <h2 id="role-assign-title" class="layout__page-title"><i class="fas fa-user-tag"></i> 角色分配</h2>
+        <p class="layout__page-subtitle">选择用户并指定其在系统中的角色</p>
       </div>
       <div class="layout__page-actions">
-        <button class="btn btn--primary" disabled title="功能待实现">保存分配</button>
+        <button class="btn btn--primary" @click="onSave" :disabled="!user || !role || loading">保存分配</button>
+        <span class="u-text-sm u-ml-2" v-if="loading">提交中...</span>
       </div>
     </header>
 
     <article class="layout__card">
       <div class="layout__card-header">
-        <h3 class="layout__card-title">用户角色（占位数据）</h3>
+        <h3 class="layout__card-title">选择与设置</h3>
       </div>
       <div class="layout__card-body">
         <div class="layout__grid layout__grid--2">
           <div>
-            <label class="u-text-sm u-font-medium u-text-gray-700">选择用户</label>
-            <select class="u-w-full u-p-2 u-border u-rounded u-mt-1">
-              <option>alice</option>
-              <option>bob</option>
-              <option>charlie</option>
+            <label class="u-text-sm u-font-medium u-text-gray-700"><i class="fas fa-user"></i> 选择用户</label>
+            <select class="u-w-full u-p-2 u-border u-rounded u-mt-1" v-model="user">
+              <option v-for="u in users" :key="u" :value="u">{{ u }}</option>
             </select>
+            <div class="u-text-sm u-text-gray-700 u-mt-1" v-if="!users.length">暂无用户，请先在用户管理中创建</div>
           </div>
           <div>
-            <label class="u-text-sm u-font-medium u-text-gray-700">选择角色</label>
-            <select class="u-w-full u-p-2 u-border u-rounded u-mt-1">
-              <option>管理员</option>
-              <option>操作员</option>
-              <option>观察员</option>
+            <label class="u-text-sm u-font-medium u-text-gray-700"><i class="fas fa-id-badge"></i> 选择角色</label>
+            <select class="u-w-full u-p-2 u-border u-rounded u-mt-1" v-model="role">
+              <option value="admin">管理员</option>
+              <option value="operator">操作员</option>
+              <option value="observer">观察员</option>
             </select>
           </div>
         </div>
+        <div class="u-text-sm u-mt-2" :class="msgClass">{{ msg }}</div>
+      </div>
+    </article>
+
+    <article class="layout__card u-mt-4">
+      <div class="layout__card-header">
+        <h3 class="layout__card-title">当前选择</h3>
+      </div>
+      <div class="layout__card-body">
+        <div class="u-text-sm u-text-gray-700">用户：<span class="u-font-medium">{{ user || '未选择' }}</span></div>
+        <div class="u-text-sm u-text-gray-700 u-mt-1">角色：<span class="u-font-medium">{{ roleLabel }}</span></div>
       </div>
     </article>
   </section>
 </template>
+
+<script setup lang="ts">
+import { ref, onMounted, computed } from 'vue'
+import api from '../lib/api'
+import { useAuthStore } from '../stores/auth'
+const auth = useAuthStore()
+const users = ref<string[]>([])
+const user = ref('')
+const role = ref('operator')
+const msg = ref('')
+const loading = ref(false)
+const msgClass = computed(() => (msg.value ? (msg.value.startsWith('成功') ? 'u-text-green-600' : 'u-text-error') : 'u-text-gray-600'))
+const roleLabel = computed(() => (role.value === 'admin' ? '管理员' : role.value === 'operator' ? '操作员' : role.value === 'observer' ? '观察员' : '未选择'))
+onMounted(async () => {
+  try {
+    const r = await api.get('/v1/users', { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    const list = Array.isArray(r.data?.users) ? r.data.users : []
+    users.value = list.map((x: any) => x?.username).filter((s: any) => typeof s === 'string')
+  } catch (e: any) {
+    msg.value = e?.response?.data?.detail || '用户列表加载失败'
+  }
+})
+async function onSave() {
+  msg.value = ''
+  if (!user.value || !role.value) { msg.value = '请选择用户与角色'; return }
+  loading.value = true
+  try {
+    await api.patch(`/v1/users/${encodeURIComponent(user.value)}`, { role: role.value }, { headers: auth.token ? { Authorization: `Bearer ${auth.token}` } : undefined })
+    msg.value = '成功：已更新用户角色'
+  } catch (e: any) {
+    const d = e?.response?.data
+    const errs = d?.detail?.errors
+    if (Array.isArray(errs) && errs.length) msg.value = errs.map((x: any) => x?.message || '').filter(Boolean).join('；')
+    else msg.value = d?.detail || '角色分配失败'
+  } finally {
+    loading.value = false
+  }
+}
+</script>
+
+<style scoped>
+.layout__section { background: #f8fafc; padding: 8px; border-radius: 8px }
+.layout__page-header { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid #e5e7eb }
+.layout__page-title { font-size: 18px; font-weight: 700; display: flex; align-items: center; gap: 8px }
+.layout__page-subtitle { margin-top: 4px; color: #6b7280; font-size: 13px }
+.layout__page-actions { display: flex; align-items: center }
+.layout__card { background: #ffffff; border: 1px solid #e5e7eb; border-radius: 12px; box-shadow: 0 8px 24px rgba(16,24,40,0.06); }
+.layout__card-header { padding: 12px 16px; border-bottom: 1px solid #e5e7eb }
+.layout__card-title { font-size: 14px; font-weight: 600 }
+.layout__card-body { padding: 16px }
+.layout__grid { display: grid; gap: 16px }
+.layout__grid--2 { grid-template-columns: 1fr 1fr }
+.btn--primary { background: #2563eb; color: #fff; border-color: #2563eb }
+.btn--primary:disabled { opacity: 0.6; cursor: not-allowed }
+.u-text-error { color: #dc2626 }
+.u-text-green-600 { color: #16a34a }
+.u-text-gray-600 { color: #4b5563 }
+</style>