diff --git a/apps/web/src/layouts/MainLayout.vue b/apps/web/src/layouts/MainLayout.vue
index 57e68fc..c070691 100644
--- a/apps/web/src/layouts/MainLayout.vue
+++ b/apps/web/src/layouts/MainLayout.vue
@@ -99,7 +99,9 @@ import {
   WarningFilled,
   Bell,
   Fold,
-  Expand
+  Expand,
+  Connection,
+  SetUp
 } from '@element-plus/icons-vue'
 import { useAlertStore } from '@/stores/alertStore'
 import { connectAlertSocket, disconnectAlertSocket } from '@/services/mqtt.client'
@@ -111,6 +113,8 @@ const alertStore = useAlertStore()
 
 const menuItems = [
   { path: '/', title: '模型检测', icon: VideoCameraFilled },
+  { path: '/cameras', title: '摄像头管理', icon: Connection },
+  { path: '/rules', title: '规则配置', icon: SetUp },
   { path: '/alerts', title: '预警列表', icon: WarningFilled }
 ]
 
diff --git a/apps/web/src/router/index.js b/apps/web/src/router/index.js
index 2f7d5d2..7b5e69d 100644
--- a/apps/web/src/router/index.js
+++ b/apps/web/src/router/index.js
@@ -1,6 +1,8 @@
 import { createRouter, createWebHistory } from 'vue-router'
 import Home from '@/views/Home.vue'
 import AlertList from '@/views/AlertList.vue'
+import CameraManagement from '@/views/CameraManagement.vue'
+import RuleConfiguration from '@/views/RuleConfiguration.vue'
 import Layout from '@/layouts/MainLayout.vue'
 
 const routes = [
@@ -14,6 +16,18 @@ const routes = [
         component: Home,
         meta: { title: '模型检测', icon: 'VideoCamera', keepAlive: true }
       },
+      {
+        path: '/cameras',
+        name: 'CameraManagement',
+        component: CameraManagement,
+        meta: { title: '摄像头管理', icon: 'Connection', keepAlive: true }
+      },
+      {
+        path: '/rules',
+        name: 'RuleConfiguration',
+        component: RuleConfiguration,
+        meta: { title: '规则配置', icon: 'SetUp', keepAlive: true }
+      },
       {
         path: '/alerts',
         name: 'AlertList',
@@ -29,4 +43,4 @@ const router = createRouter({
   routes
 })
 
-export default router
\ No newline at end of file
+export default router
diff --git a/apps/web/src/views/CameraManagement.vue b/apps/web/src/views/CameraManagement.vue
new file mode 100644
index 0000000..ea77f2d
--- /dev/null
+++ b/apps/web/src/views/CameraManagement.vue
@@ -0,0 +1,683 @@
+<template>
+  <div class="camera-mgmt-page">
+    <!-- 顶部统计 -->
+    <div class="stat-grid">
+      <div
+        v-for="stat in stats"
+        :key="stat.key"
+        class="stat-card"
+        :class="`stat-card--${stat.tone}`"
+      >
+        <div class="stat-icon">
+          <el-icon :size="20"><component :is="stat.icon" /></el-icon>
+        </div>
+        <div class="stat-content">
+          <div class="stat-label">{{ stat.label }}</div>
+          <div class="stat-value">{{ stat.value }}</div>
+        </div>
+      </div>
+    </div>
+
+    <!-- 工具栏 -->
+    <div class="toolbar">
+      <div class="toolbar-left">
+        <el-input
+          v-model="filter.keyword"
+          placeholder="按 ID/URL 搜索"
+          size="small"
+          clearable
+          class="filter-control"
+        >
+          <template #prefix>
+            <el-icon><Search /></el-icon>
+          </template>
+        </el-input>
+
+        <el-select
+          v-model="filter.status"
+          placeholder="状态"
+          clearable
+          size="small"
+          class="filter-control"
+        >
+          <el-option label="已连接" value="connected" />
+          <el-option label="重连中" value="reconnecting" />
+          <el-option label="错误" value="error" />
+          <el-option label="未启动" value="idle" />
+          <el-option label="已停止" value="stopped" />
+        </el-select>
+      </div>
+
+      <div class="toolbar-right">
+        <el-button size="small" @click="loadStreams">
+          <el-icon><Refresh /></el-icon>
+          刷新
+        </el-button>
+        <el-button size="small" type="success" plain @click="handleStartAll">
+          <el-icon><VideoPlay /></el-icon>
+          全部启动
+        </el-button>
+        <el-button size="small" type="warning" plain @click="handleStopAll">
+          <el-icon><VideoPause /></el-icon>
+          全部停止
+        </el-button>
+        <el-button size="small" type="primary" @click="openAddDialog">
+          <el-icon><Plus /></el-icon>
+          添加摄像头
+        </el-button>
+      </div>
+    </div>
+
+    <!-- 摄像头列表 -->
+    <div class="camera-list">
+      <el-empty
+        v-if="filteredStreams.length === 0"
+        description="尚未配置摄像头，点击右上角添加"
+        class="empty-state"
+      />
+
+      <div
+        v-for="stream in filteredStreams"
+        :key="stream.stream_id"
+        class="camera-card"
+        :class="`status-${stream.status}`"
+      >
+        <div class="status-bar"></div>
+
+        <div class="camera-body">
+          <div class="camera-head">
+            <div class="camera-title">
+              <el-tag :type="statusTagType(stream.status)" size="small" effect="dark" round>
+                {{ statusLabel(stream.status) }}
+              </el-tag>
+              <span class="camera-id">{{ stream.stream_id }}</span>
+            </div>
+            <div class="camera-actions">
+              <el-button
+                v-if="!isRunning(stream)"
+                text
+                type="success"
+                size="small"
+                @click="handleStart(stream)"
+              >
+                <el-icon><VideoPlay /></el-icon>
+                启动
+              </el-button>
+              <el-button
+                v-else
+                text
+                type="warning"
+                size="small"
+                @click="handleStop(stream)"
+              >
+                <el-icon><VideoPause /></el-icon>
+                停止
+              </el-button>
+              <el-button text size="small" @click="openEditDialog(stream)">
+                <el-icon><Edit /></el-icon>
+                配置
+              </el-button>
+              <el-popconfirm
+                title="确认移除该摄像头？"
+                confirm-button-text="移除"
+                cancel-button-text="取消"
+                @confirm="handleRemove(stream)"
+              >
+                <template #reference>
+                  <el-button text type="danger" size="small">
+                    <el-icon><Delete /></el-icon>
+                    移除
+                  </el-button>
+                </template>
+              </el-popconfirm>
+            </div>
+          </div>
+
+          <div class="camera-url">{{ stream.rtsp_url }}</div>
+
+          <div class="camera-meta">
+            <div class="meta-item">
+              <el-icon><Cpu /></el-icon>
+              <span>{{ stream.config?.model_id || '-' }}</span>
+            </div>
+            <div class="meta-item">
+              <el-icon><DataLine /></el-icon>
+              <span>置信度 {{ formatNumber(stream.config?.confidence) }}</span>
+            </div>
+            <div class="meta-item">
+              <el-icon><PictureFilled /></el-icon>
+              <span>{{ stream.frame_count || 0 }} 帧</span>
+            </div>
+            <div class="meta-item">
+              <el-icon><Timer /></el-icon>
+              <span>{{ formatLastFrame(stream.last_frame_at) }}</span>
+            </div>
+            <div v-if="stream.error_message" class="meta-item meta-error">
+              <el-icon><WarningFilled /></el-icon>
+              <span>{{ stream.error_message }}</span>
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- 添加 / 编辑摄像头弹窗 -->
+    <el-dialog
+      v-model="dialogVisible"
+      :title="editingStreamId ? '配置摄像头' : '添加摄像头'"
+      width="520px"
+      :close-on-click-modal="false"
+      class="camera-dialog"
+    >
+      <el-form
+        ref="formRef"
+        :model="formState"
+        :rules="formRules"
+        label-position="top"
+        size="default"
+      >
+        <el-form-item label="摄像头 ID" prop="stream_id">
+          <el-input
+            v-model="formState.stream_id"
+            placeholder="例如 cam-01"
+            :disabled="!!editingStreamId"
+          />
+        </el-form-item>
+        <el-form-item label="RTSP URL" prop="rtsp_url">
+          <el-input
+            v-model="formState.rtsp_url"
+            placeholder="rtsp://user:pass@host:554/stream"
+            :disabled="!!editingStreamId"
+          />
+        </el-form-item>
+        <el-form-item label="检测模型" prop="model_id">
+          <el-select v-model="formState.model_id" placeholder="选择检测模型" style="width: 100%">
+            <el-option label="火灾检测" value="fire_detection" />
+            <el-option label="烟雾检测" value="smoke_detection" />
+            <el-option label="抽烟检测" value="smoking_detection" />
+            <el-option label="打架斗殴" value="fight_detection" />
+            <el-option label="徘徊检测" value="loitering_detection" />
+            <el-option label="违章停车" value="illegal_parking_detection" />
+          </el-select>
+        </el-form-item>
+        <el-form-item label="置信度阈值">
+          <el-slider
+            v-model="formState.confidence"
+            :min="0.1"
+            :max="0.95"
+            :step="0.05"
+            show-stops
+            :format-tooltip="(v) => v.toFixed(2)"
+          />
+        </el-form-item>
+        <el-form-item label="IOU 阈值">
+          <el-slider
+            v-model="formState.iou"
+            :min="0.2"
+            :max="0.9"
+            :step="0.05"
+            show-stops
+            :format-tooltip="(v) => v.toFixed(2)"
+          />
+        </el-form-item>
+        <el-form-item label="帧采样间隔">
+          <el-input-number
+            v-model="formState.frame_skip"
+            :min="0"
+            :max="20"
+            :step="1"
+            controls-position="right"
+          />
+          <span class="form-hint">0 = 每帧检测，N = 每 N+1 帧检测一次</span>
+        </el-form-item>
+      </el-form>
+
+      <template #footer>
+        <el-button @click="dialogVisible = false">取消</el-button>
+        <el-button type="primary" :loading="submitting" @click="handleSubmit">
+          {{ editingStreamId ? '保存' : '添加' }}
+        </el-button>
+      </template>
+    </el-dialog>
+  </div>
+</template>
+
+<script setup>
+import { computed, onMounted, onUnmounted, reactive, ref } from 'vue'
+import { ElMessage } from 'element-plus'
+import {
+  Search,
+  Refresh,
+  Plus,
+  VideoPlay,
+  VideoPause,
+  Edit,
+  Delete,
+  Cpu,
+  DataLine,
+  PictureFilled,
+  Timer,
+  WarningFilled,
+  CircleCheckFilled,
+  Connection,
+  Bell
+} from '@element-plus/icons-vue'
+import { cameraApi } from '@/api/detection'
+
+const streams = ref([])
+const filter = reactive({ keyword: '', status: '' })
+const dialogVisible = ref(false)
+const submitting = ref(false)
+const editingStreamId = ref('')
+const formRef = ref(null)
+const formState = reactive(makeEmptyForm())
+let pollTimer = null
+
+const formRules = {
+  stream_id: [{ required: true, message: '请输入摄像头 ID', trigger: 'blur' }],
+  rtsp_url: [{ required: true, message: '请输入 RTSP 地址', trigger: 'blur' }],
+  model_id: [{ required: true, message: '请选择检测模型', trigger: 'change' }]
+}
+
+function makeEmptyForm() {
+  return {
+    stream_id: '',
+    rtsp_url: '',
+    model_id: 'fire_detection',
+    confidence: 0.5,
+    iou: 0.45,
+    frame_skip: 0
+  }
+}
+
+const stats = computed(() => {
+  const total = streams.value.length
+  const active = streams.value.filter((s) => s.status === 'connected').length
+  const errored = streams.value.filter((s) => s.status === 'error').length
+  const reconnecting = streams.value.filter((s) => s.status === 'reconnecting').length
+  return [
+    { key: 'total', label: '摄像头总数', value: total, icon: Connection, tone: 'neutral' },
+    { key: 'active', label: '运行中', value: active, icon: CircleCheckFilled, tone: 'success' },
+    { key: 'reconnecting', label: '重连中', value: reconnecting, icon: Bell, tone: 'warning' },
+    { key: 'error', label: '故障', value: errored, icon: WarningFilled, tone: 'danger' }
+  ]
+})
+
+const filteredStreams = computed(() => {
+  return streams.value.filter((s) => {
+    if (filter.status && s.status !== filter.status) return false
+    if (filter.keyword) {
+      const kw = filter.keyword.toLowerCase()
+      const text = `${s.stream_id} ${s.rtsp_url || ''}`.toLowerCase()
+      if (!text.includes(kw)) return false
+    }
+    return true
+  })
+})
+
+function isRunning(stream) {
+  return ['connecting', 'connected', 'reconnecting'].includes(stream.status)
+}
+
+function statusLabel(status) {
+  const map = {
+    idle: '未启动',
+    connecting: '连接中',
+    connected: '已连接',
+    reconnecting: '重连中',
+    stopped: '已停止',
+    error: '错误'
+  }
+  return map[status] || status
+}
+
+function statusTagType(status) {
+  const map = {
+    connected: 'success',
+    connecting: 'warning',
+    reconnecting: 'warning',
+    error: 'danger',
+    idle: 'info',
+    stopped: 'info'
+  }
+  return map[status] || 'info'
+}
+
+function formatNumber(v) {
+  if (v === undefined || v === null) return '-'
+  return Number(v).toFixed(2)
+}
+
+function formatLastFrame(ts) {
+  if (!ts) return '无数据'
+  const date = new Date(ts * 1000)
+  const diff = (Date.now() - date.getTime()) / 1000
+  if (diff < 60) return `${Math.floor(diff)} 秒前`
+  if (diff < 3600) return `${Math.floor(diff / 60)} 分钟前`
+  return date.toLocaleString('zh-CN', { hour12: false })
+}
+
+async function loadStreams() {
+  try {
+    const { data } = await cameraApi.list()
+    streams.value = data?.streams || []
+  } catch (err) {
+    ElMessage.error(`加载摄像头列表失败: ${err.message || err}`)
+  }
+}
+
+function openAddDialog() {
+  editingStreamId.value = ''
+  Object.assign(formState, makeEmptyForm())
+  dialogVisible.value = true
+}
+
+function openEditDialog(stream) {
+  editingStreamId.value = stream.stream_id
+  Object.assign(formState, {
+    stream_id: stream.stream_id,
+    rtsp_url: stream.rtsp_url,
+    model_id: stream.config?.model_id || 'fire_detection',
+    confidence: Number(stream.config?.confidence ?? 0.5),
+    iou: Number(stream.config?.iou ?? 0.45),
+    frame_skip: Number(stream.config?.frame_skip ?? 0)
+  })
+  dialogVisible.value = true
+}
+
+async function handleSubmit() {
+  if (!formRef.value) return
+  await formRef.value.validate(async (valid) => {
+    if (!valid) return
+    submitting.value = true
+    try {
+      if (editingStreamId.value) {
+        await cameraApi.updateConfig(editingStreamId.value, {
+          model_id: formState.model_id,
+          confidence: formState.confidence,
+          iou: formState.iou,
+          frame_skip: formState.frame_skip
+        })
+        ElMessage.success('已保存配置')
+      } else {
+        await cameraApi.add({
+          stream_id: formState.stream_id,
+          rtsp_url: formState.rtsp_url,
+          model_id: formState.model_id,
+          confidence: formState.confidence,
+          iou: formState.iou,
+          frame_skip: formState.frame_skip
+        })
+        ElMessage.success('摄像头已添加')
+      }
+      dialogVisible.value = false
+      await loadStreams()
+    } catch (err) {
+      const msg = err.response?.data?.detail || err.message || String(err)
+      ElMessage.error(`操作失败: ${msg}`)
+    } finally {
+      submitting.value = false
+    }
+  })
+}
+
+async function handleStart(stream) {
+  try {
+    await cameraApi.start(stream.stream_id)
+    ElMessage.success(`已启动 ${stream.stream_id}`)
+    await loadStreams()
+  } catch (err) {
+    ElMessage.error(`启动失败: ${err.response?.data?.detail || err.message}`)
+  }
+}
+
+async function handleStop(stream) {
+  try {
+    await cameraApi.stop(stream.stream_id)
+    ElMessage.success(`已停止 ${stream.stream_id}`)
+    await loadStreams()
+  } catch (err) {
+    ElMessage.error(`停止失败: ${err.response?.data?.detail || err.message}`)
+  }
+}
+
+async function handleRemove(stream) {
+  try {
+    await cameraApi.remove(stream.stream_id)
+    ElMessage.success(`已移除 ${stream.stream_id}`)
+    await loadStreams()
+  } catch (err) {
+    ElMessage.error(`移除失败: ${err.response?.data?.detail || err.message}`)
+  }
+}
+
+async function handleStartAll() {
+  try {
+    await cameraApi.startAll()
+    ElMessage.success('已启动全部摄像头')
+    await loadStreams()
+  } catch (err) {
+    ElMessage.error(`操作失败: ${err.message}`)
+  }
+}
+
+async function handleStopAll() {
+  try {
+    await cameraApi.stopAll()
+    ElMessage.success('已停止全部摄像头')
+    await loadStreams()
+  } catch (err) {
+    ElMessage.error(`操作失败: ${err.message}`)
+  }
+}
+
+onMounted(() => {
+  loadStreams()
+  // 每 5 秒刷新一次状态
+  pollTimer = setInterval(loadStreams, 5000)
+})
+
+onUnmounted(() => {
+  if (pollTimer) clearInterval(pollTimer)
+})
+</script>
+
+<style scoped>
+.camera-mgmt-page {
+  padding: 24px;
+  min-height: 100%;
+  background: #020617;
+}
+
+.stat-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+  gap: 16px;
+  margin-bottom: 24px;
+}
+
+.stat-card {
+  display: flex;
+  align-items: center;
+  gap: 14px;
+  padding: 18px 20px;
+  border-radius: 12px;
+  background: #0F172A;
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  transition: border-color 200ms ease;
+}
+
+.stat-card:hover {
+  border-color: rgba(34, 197, 94, 0.3);
+}
+
+.stat-icon {
+  width: 44px;
+  height: 44px;
+  border-radius: 10px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: rgba(148, 163, 184, 0.1);
+  color: #94A3B8;
+  flex-shrink: 0;
+}
+
+.stat-card--success .stat-icon { background: rgba(34, 197, 94, 0.12); color: #22C55E; }
+.stat-card--warning .stat-icon { background: rgba(245, 158, 11, 0.12); color: #F59E0B; }
+.stat-card--danger .stat-icon  { background: rgba(239, 68, 68, 0.12); color: #EF4444; }
+
+.stat-label {
+  font-size: 12px;
+  color: #94A3B8;
+  margin-bottom: 4px;
+}
+
+.stat-value {
+  font-size: 22px;
+  font-weight: 600;
+  color: #F8FAFC;
+  font-family: 'Fira Code', monospace;
+}
+
+.toolbar {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  gap: 16px;
+  padding: 12px 16px;
+  margin-bottom: 16px;
+  background: #0F172A;
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  border-radius: 12px;
+  flex-wrap: wrap;
+}
+
+.toolbar-left {
+  display: flex;
+  gap: 12px;
+  flex-wrap: wrap;
+  align-items: center;
+}
+
+.toolbar-right {
+  display: flex;
+  gap: 8px;
+  align-items: center;
+}
+
+.filter-control {
+  width: 200px;
+}
+
+.camera-list {
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+}
+
+.camera-card {
+  display: flex;
+  background: #0F172A;
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  border-radius: 12px;
+  overflow: hidden;
+  transition: border-color 200ms ease;
+}
+
+.camera-card:hover {
+  border-color: rgba(34, 197, 94, 0.3);
+}
+
+.status-bar {
+  width: 4px;
+  background: #64748B;
+  flex-shrink: 0;
+}
+
+.status-connected   .status-bar { background: #22C55E; }
+.status-connecting  .status-bar { background: #F59E0B; }
+.status-reconnecting .status-bar { background: #F59E0B; }
+.status-error       .status-bar { background: #EF4444; }
+.status-idle        .status-bar { background: #94A3B8; }
+.status-stopped     .status-bar { background: #64748B; }
+
+.camera-body {
+  flex: 1;
+  padding: 14px 16px;
+  min-width: 0;
+}
+
+.camera-head {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  gap: 12px;
+  flex-wrap: wrap;
+  margin-bottom: 8px;
+}
+
+.camera-title {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+}
+
+.camera-id {
+  font-size: 15px;
+  font-weight: 600;
+  color: #F8FAFC;
+  font-family: 'Fira Code', monospace;
+}
+
+.camera-actions {
+  display: flex;
+  gap: 4px;
+}
+
+.camera-url {
+  font-size: 12px;
+  color: #64748B;
+  font-family: 'Fira Code', monospace;
+  margin-bottom: 8px;
+  word-break: break-all;
+}
+
+.camera-meta {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 16px;
+}
+
+.meta-item {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  font-size: 13px;
+  color: #94A3B8;
+}
+
+.meta-item .el-icon { font-size: 14px; }
+
+.meta-error {
+  color: #EF4444;
+}
+
+.empty-state {
+  padding: 60px 0;
+}
+
+.form-hint {
+  margin-left: 12px;
+  font-size: 12px;
+  color: #64748B;
+}
+
+:deep(.camera-dialog .el-dialog) {
+  background: #0F172A;
+  border: 1px solid rgba(255, 255, 255, 0.06);
+}
+
+:deep(.camera-dialog .el-dialog__title) { color: #F8FAFC; }
+:deep(.camera-dialog .el-form-item__label) { color: #CBD5E1; }
+</style>
diff --git a/apps/web/src/views/RuleConfiguration.vue b/apps/web/src/views/RuleConfiguration.vue
new file mode 100644
index 0000000..26e040c
--- /dev/null
+++ b/apps/web/src/views/RuleConfiguration.vue
@@ -0,0 +1,903 @@
+<template>
+  <div class="rule-config-page">
+    <!-- LLM 状态面板 (MVP-3 / D34) -->
+    <section class="llm-panel" v-if="llmStatus">
+      <div class="panel-header">
+        <div class="panel-title">
+          <el-icon :size="18"><Cpu /></el-icon>
+          <span>LLM 二次判断</span>
+          <el-tag
+            :type="llmStatus.enabled ? 'success' : 'info'"
+            effect="dark"
+            round
+            size="small"
+          >
+            {{ llmStatus.enabled ? '已启用' : '未启用' }}
+          </el-tag>
+          <el-tag
+            v-if="llmCircuitState"
+            :type="circuitTagType"
+            effect="plain"
+            round
+            size="small"
+          >
+            熔断: {{ circuitLabel }}
+          </el-tag>
+        </div>
+        <div class="panel-actions">
+          <el-button size="small" @click="loadLLMStatus">
+            <el-icon><Refresh /></el-icon>
+            刷新
+          </el-button>
+          <el-button
+            v-if="llmTrackerEnabled"
+            size="small"
+            type="warning"
+            plain
+            @click="handleLLMDisable"
+          >
+            <el-icon><VideoPause /></el-icon>
+            紧急停用
+          </el-button>
+          <el-button
+            v-else
+            size="small"
+            type="success"
+            plain
+            @click="handleLLMEnable"
+          >
+            <el-icon><VideoPlay /></el-icon>
+            重新启用
+          </el-button>
+          <el-popconfirm title="确认重置成本统计与熔断？" @confirm="handleLLMReset">
+            <template #reference>
+              <el-button size="small" type="danger" plain>
+                <el-icon><Refresh /></el-icon>
+                重置统计
+              </el-button>
+            </template>
+          </el-popconfirm>
+        </div>
+      </div>
+
+      <div class="llm-grid">
+        <div class="llm-card">
+          <div class="llm-label">Provider</div>
+          <div class="llm-value">{{ llmStatus.provider }}</div>
+          <div class="llm-sub">{{ llmStatus.model || '-' }}</div>
+        </div>
+        <div class="llm-card">
+          <div class="llm-label">融合策略</div>
+          <div class="llm-value">{{ fusionLabel }}</div>
+          <div class="llm-sub">
+            YOLO {{ formatRatio(llmStatus.fusion?.yolo_weight) }} /
+            LLM {{ formatRatio(llmStatus.fusion?.llm_weight) }}
+          </div>
+        </div>
+        <div class="llm-card">
+          <div class="llm-label">触发阈值</div>
+          <div class="llm-value">
+            {{ llmStatus.triggers?.min_consecutive_hits }} 连续帧
+          </div>
+          <div class="llm-sub">
+            avg≥{{ formatRatio(llmStatus.triggers?.min_avg_confidence) }} ·
+            冷却{{ llmStatus.triggers?.cooldown_seconds }}s
+          </div>
+        </div>
+        <div class="llm-card">
+          <div class="llm-label">今日调用</div>
+          <div class="llm-value">{{ todayCost?.call_count ?? 0 }} 次</div>
+          <div class="llm-sub">
+            成功 {{ todayCost?.success_count ?? 0 }} /
+            失败 {{ todayCost?.failure_count ?? 0 }}
+          </div>
+        </div>
+        <div class="llm-card">
+          <div class="llm-label">今日费用</div>
+          <div class="llm-value">${{ formatCost(todayCost?.cost_usd) }}</div>
+          <div class="llm-sub">
+            预算
+            {{ todayCost?.budget_usd ? `$${formatCost(todayCost.budget_usd)}` : '∞' }}
+            <span v-if="todayCost?.budget_usd > 0" class="budget-bar-wrap">
+              <span
+                class="budget-bar"
+                :class="{ 'is-danger': (todayCost?.budget_used_ratio ?? 0) >= 0.8 }"
+                :style="{ width: `${Math.min(100, (todayCost?.budget_used_ratio ?? 0) * 100)}%` }"
+              ></span>
+            </span>
+          </div>
+        </div>
+        <div class="llm-card">
+          <div class="llm-label">最近错误率</div>
+          <div class="llm-value">
+            {{ formatRatio(llmStatus.cost?.recent_error_rate) }}
+          </div>
+          <div class="llm-sub">
+            阈值 {{ formatRatio(llmStatus.cost?.error_rate_threshold) }}
+          </div>
+        </div>
+      </div>
+
+      <div v-if="llmStatus.cost?.block_reason" class="llm-warning">
+        <el-icon><WarningFilled /></el-icon>
+        当前不会调用 LLM，原因：{{ llmStatus.cost.block_reason }}
+      </div>
+    </section>
+
+    <!-- 工具栏 -->
+    <div class="toolbar">
+      <div class="toolbar-left">
+        <el-input
+          v-model="filter.keyword"
+          placeholder="按规则名/描述搜索"
+          size="small"
+          clearable
+          class="filter-control"
+        >
+          <template #prefix>
+            <el-icon><Search /></el-icon>
+          </template>
+        </el-input>
+        <el-select
+          v-model="filter.event_type"
+          placeholder="事件类型"
+          clearable
+          size="small"
+          class="filter-control"
+        >
+          <el-option
+            v-for="opt in eventTypeOptions"
+            :key="opt.value"
+            :label="opt.label"
+            :value="opt.value"
+          />
+        </el-select>
+      </div>
+      <div class="toolbar-right">
+        <el-button size="small" @click="loadRules">
+          <el-icon><Refresh /></el-icon>
+          刷新
+        </el-button>
+        <el-button size="small" type="warning" plain @click="handleReload">
+          <el-icon><MagicStick /></el-icon>
+          热重载
+        </el-button>
+        <el-button size="small" type="primary" @click="openCreateDialog">
+          <el-icon><Plus /></el-icon>
+          新增规则
+        </el-button>
+      </div>
+    </div>
+
+    <!-- 规则列表 -->
+    <div class="rule-list">
+      <el-empty
+        v-if="filteredRules.length === 0"
+        description="暂无规则"
+        class="empty-state"
+      />
+
+      <div
+        v-for="rule in filteredRules"
+        :key="rule.name"
+        class="rule-card"
+        :class="{ 'is-disabled': !rule.enabled }"
+      >
+        <div class="rule-bar" :class="`severity-${rule.severity || 'info'}`"></div>
+        <div class="rule-body">
+          <div class="rule-head">
+            <div class="rule-title">
+              <el-tag
+                :type="severityTagType(rule.severity)"
+                size="small"
+                effect="dark"
+                round
+              >
+                {{ severityLabel(rule.severity) }}
+              </el-tag>
+              <span class="rule-name">{{ rule.name }}</span>
+              <el-tag size="small" effect="plain">
+                {{ eventTypeLabel(rule.event_type) }}
+              </el-tag>
+              <el-switch
+                :model-value="rule.enabled"
+                size="small"
+                @change="(v) => handleToggle(rule, v)"
+              />
+            </div>
+            <div class="rule-actions">
+              <el-button text size="small" @click="openEditDialog(rule)">
+                <el-icon><Edit /></el-icon>
+                编辑
+              </el-button>
+              <el-popconfirm
+                title="确认删除该规则？(仅 custom.yaml 中的规则可删除)"
+                @confirm="handleDelete(rule)"
+              >
+                <template #reference>
+                  <el-button text type="danger" size="small">
+                    <el-icon><Delete /></el-icon>
+                    删除
+                  </el-button>
+                </template>
+              </el-popconfirm>
+            </div>
+          </div>
+
+          <div v-if="rule.description" class="rule-desc">{{ rule.description }}</div>
+
+          <div class="rule-meta">
+            <div class="meta-item">
+              <el-icon><DataLine /></el-icon>
+              <span>min_conf ≥ {{ formatRatio(rule.min_confidence) }}</span>
+            </div>
+            <div class="meta-item">
+              <el-icon><Crop /></el-icon>
+              <span>min_area ≥ {{ rule.min_bbox_area || 0 }}</span>
+            </div>
+            <div v-if="rule.allowed_sources?.length" class="meta-item">
+              <el-icon><VideoCamera /></el-icon>
+              <span>限定: {{ rule.allowed_sources.join(', ') }}</span>
+            </div>
+            <div v-if="rule.required_labels?.length" class="meta-item">
+              <el-icon><Collection /></el-icon>
+              <span>标签: {{ rule.required_labels.join(', ') }}</span>
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <!-- 编辑/新增规则弹窗 -->
+    <el-dialog
+      v-model="dialogVisible"
+      :title="editingName ? '编辑规则' : '新增规则'"
+      width="560px"
+      :close-on-click-modal="false"
+      class="rule-dialog"
+    >
+      <el-form
+        ref="formRef"
+        :model="formState"
+        :rules="formRules"
+        label-position="top"
+      >
+        <el-form-item label="规则名称" prop="name">
+          <el-input
+            v-model="formState.name"
+            placeholder="例如 fire_high_priority"
+            :disabled="!!editingName"
+          />
+        </el-form-item>
+        <el-form-item label="事件类型" prop="event_type">
+          <el-select v-model="formState.event_type" placeholder="选择事件类型" style="width: 100%">
+            <el-option
+              v-for="opt in eventTypeOptions"
+              :key="opt.value"
+              :label="opt.label"
+              :value="opt.value"
+            />
+          </el-select>
+        </el-form-item>
+        <el-form-item label="严重级别">
+          <el-select v-model="formState.severity" placeholder="使用默认" clearable style="width: 100%">
+            <el-option label="信息" value="info" />
+            <el-option label="低危" value="low" />
+            <el-option label="中等" value="medium" />
+            <el-option label="高危" value="high" />
+            <el-option label="严重" value="critical" />
+          </el-select>
+        </el-form-item>
+        <el-form-item label="最低置信度">
+          <el-slider
+            v-model="formState.min_confidence"
+            :min="0"
+            :max="1"
+            :step="0.05"
+            :format-tooltip="(v) => Number(v).toFixed(2)"
+          />
+        </el-form-item>
+        <el-form-item label="最小边界框面积">
+          <el-input-number
+            v-model="formState.min_bbox_area"
+            :min="0"
+            :step="100"
+            controls-position="right"
+          />
+          <span class="form-hint">单位：像素²，0 表示不限</span>
+        </el-form-item>
+        <el-form-item label="限定摄像头 ID（可选）">
+          <el-select
+            v-model="formState.allowed_sources"
+            multiple
+            allow-create
+            filterable
+            default-first-option
+            placeholder="留空表示所有摄像头"
+            style="width: 100%"
+          >
+            <el-option
+              v-for="opt in cameraOptions"
+              :key="opt"
+              :label="opt"
+              :value="opt"
+            />
+          </el-select>
+        </el-form-item>
+        <el-form-item label="必备标签（可选）">
+          <el-select
+            v-model="formState.required_labels"
+            multiple
+            allow-create
+            filterable
+            default-first-option
+            placeholder="检测项 class_name 或 label 必须包含其中之一"
+            style="width: 100%"
+          />
+        </el-form-item>
+        <el-form-item label="描述">
+          <el-input
+            v-model="formState.description"
+            type="textarea"
+            :rows="2"
+            placeholder="说明该规则的业务用途"
+          />
+        </el-form-item>
+        <el-form-item label="启用">
+          <el-switch v-model="formState.enabled" />
+        </el-form-item>
+      </el-form>
+      <template #footer>
+        <el-button @click="dialogVisible = false">取消</el-button>
+        <el-button type="primary" :loading="submitting" @click="handleSubmit">
+          {{ editingName ? '保存' : '创建' }}
+        </el-button>
+      </template>
+    </el-dialog>
+  </div>
+</template>
+
+<script setup>
+import { computed, onMounted, onUnmounted, reactive, ref } from 'vue'
+import { ElMessage } from 'element-plus'
+import {
+  Search,
+  Refresh,
+  Plus,
+  Edit,
+  Delete,
+  Cpu,
+  DataLine,
+  Crop,
+  Collection,
+  VideoCamera,
+  VideoPlay,
+  VideoPause,
+  WarningFilled,
+  MagicStick
+} from '@element-plus/icons-vue'
+import { ruleApi, llmApi, cameraApi } from '@/api/detection'
+
+const eventTypeOptions = [
+  { label: '火灾', value: 'fire' },
+  { label: '烟雾', value: 'smoke' },
+  { label: '抽烟', value: 'smoking' },
+  { label: '打架', value: 'fight' },
+  { label: '徘徊', value: 'loitering' },
+  { label: '滞留', value: 'stationary' },
+  { label: '入侵', value: 'intrusion' },
+  { label: '违章停车', value: 'illegal_parking' },
+  { label: '车辆', value: 'vehicle' },
+  { label: '人员', value: 'person' }
+]
+
+const rules = ref([])
+const llmStatus = ref(null)
+const cameraOptions = ref([])
+const filter = reactive({ keyword: '', event_type: '' })
+const dialogVisible = ref(false)
+const submitting = ref(false)
+const editingName = ref('')
+const formRef = ref(null)
+const formState = reactive(makeEmptyForm())
+let pollTimer = null
+
+const formRules = {
+  name: [
+    { required: true, message: '请输入规则名称', trigger: 'blur' },
+    { pattern: /^[A-Za-z0-9_\-]+$/, message: '仅允许字母、数字、下划线和短横线', trigger: 'blur' }
+  ],
+  event_type: [{ required: true, message: '请选择事件类型', trigger: 'change' }]
+}
+
+function makeEmptyForm() {
+  return {
+    name: '',
+    event_type: 'fire',
+    enabled: true,
+    min_confidence: 0.5,
+    severity: '',
+    allowed_sources: [],
+    required_labels: [],
+    min_bbox_area: 0,
+    description: ''
+  }
+}
+
+const filteredRules = computed(() => {
+  return rules.value.filter((r) => {
+    if (filter.event_type && r.event_type !== filter.event_type) return false
+    if (filter.keyword) {
+      const kw = filter.keyword.toLowerCase()
+      const text = `${r.name} ${r.description || ''}`.toLowerCase()
+      if (!text.includes(kw)) return false
+    }
+    return true
+  })
+})
+
+const todayCost = computed(() => llmStatus.value?.cost?.today)
+const llmCircuitState = computed(() => llmStatus.value?.cost?.circuit_state)
+const llmTrackerEnabled = computed(() => llmStatus.value?.cost?.enabled !== false)
+
+const circuitLabel = computed(() => {
+  const map = { closed: '正常', open: '熔断', half_open: '半开试探' }
+  return map[llmCircuitState.value] || llmCircuitState.value || '-'
+})
+
+const circuitTagType = computed(() => {
+  if (llmCircuitState.value === 'open') return 'danger'
+  if (llmCircuitState.value === 'half_open') return 'warning'
+  return 'success'
+})
+
+const fusionLabel = computed(() => {
+  const map = {
+    weighted: '加权融合',
+    conservative: '保守策略',
+    llm_priority: 'LLM 优先'
+  }
+  return map[llmStatus.value?.fusion?.strategy] || llmStatus.value?.fusion?.strategy || '-'
+})
+
+function severityTagType(severity) {
+  const map = {
+    critical: 'danger',
+    high: 'warning',
+    medium: 'primary',
+    low: 'info',
+    info: 'success'
+  }
+  return map[severity] || 'info'
+}
+
+function severityLabel(severity) {
+  const map = {
+    critical: '严重',
+    high: '高危',
+    medium: '中等',
+    low: '低危',
+    info: '信息'
+  }
+  return map[severity] || severity || '默认'
+}
+
+function eventTypeLabel(type) {
+  const opt = eventTypeOptions.find((o) => o.value === type)
+  return opt ? opt.label : type
+}
+
+function formatRatio(v) {
+  if (v === undefined || v === null) return '-'
+  return Number(v).toFixed(2)
+}
+
+function formatCost(v) {
+  if (v === undefined || v === null) return '0.0000'
+  return Number(v).toFixed(4)
+}
+
+async function loadRules() {
+  try {
+    const { data } = await ruleApi.list()
+    rules.value = data?.rules || []
+  } catch (err) {
+    ElMessage.error(`加载规则失败: ${err.message || err}`)
+  }
+}
+
+async function loadLLMStatus() {
+  try {
+    const { data } = await llmApi.status()
+    llmStatus.value = data
+  } catch (err) {
+    // LLM 未启用时 cost 接口可能 503，状态接口仍可用 - 失败时静默
+    console.warn('加载 LLM 状态失败:', err.message)
+  }
+}
+
+async function loadCameras() {
+  try {
+    const { data } = await cameraApi.list()
+    cameraOptions.value = (data?.streams || []).map((s) => s.stream_id)
+  } catch (err) {
+    // 摄像头列表加载失败不阻塞规则页
+    cameraOptions.value = []
+  }
+}
+
+function openCreateDialog() {
+  editingName.value = ''
+  Object.assign(formState, makeEmptyForm())
+  dialogVisible.value = true
+}
+
+function openEditDialog(rule) {
+  editingName.value = rule.name
+  Object.assign(formState, {
+    name: rule.name,
+    event_type: rule.event_type,
+    enabled: rule.enabled,
+    min_confidence: Number(rule.min_confidence ?? 0),
+    severity: rule.severity || '',
+    allowed_sources: rule.allowed_sources || [],
+    required_labels: rule.required_labels || [],
+    min_bbox_area: Number(rule.min_bbox_area ?? 0),
+    description: rule.description || ''
+  })
+  dialogVisible.value = true
+}
+
+async function handleSubmit() {
+  if (!formRef.value) return
+  await formRef.value.validate(async (valid) => {
+    if (!valid) return
+    submitting.value = true
+    const payload = {
+      name: formState.name,
+      event_type: formState.event_type,
+      enabled: formState.enabled,
+      min_confidence: formState.min_confidence,
+      severity: formState.severity || null,
+      allowed_sources: formState.allowed_sources?.length ? formState.allowed_sources : null,
+      required_labels: formState.required_labels?.length ? formState.required_labels : null,
+      min_bbox_area: formState.min_bbox_area || 0,
+      description: formState.description || ''
+    }
+    try {
+      if (editingName.value) {
+        await ruleApi.update(editingName.value, payload)
+        ElMessage.success('规则已保存')
+      } else {
+        await ruleApi.create(payload)
+        ElMessage.success('规则已创建')
+      }
+      dialogVisible.value = false
+      await loadRules()
+    } catch (err) {
+      const msg = err.response?.data?.detail || err.message || String(err)
+      ElMessage.error(`操作失败: ${msg}`)
+    } finally {
+      submitting.value = false
+    }
+  })
+}
+
+async function handleToggle(rule, enabled) {
+  try {
+    await ruleApi.update(rule.name, { ...rule, enabled })
+    ElMessage.success(`已${enabled ? '启用' : '停用'} ${rule.name}`)
+    await loadRules()
+  } catch (err) {
+    const msg = err.response?.data?.detail || err.message
+    ElMessage.error(`切换失败: ${msg}`)
+    await loadRules()
+  }
+}
+
+async function handleDelete(rule) {
+  try {
+    await ruleApi.remove(rule.name)
+    ElMessage.success('已删除')
+    await loadRules()
+  } catch (err) {
+    ElMessage.error(`删除失败: ${err.response?.data?.detail || err.message}`)
+  }
+}
+
+async function handleReload() {
+  try {
+    await ruleApi.reload()
+    ElMessage.success('规则已热重载')
+    await loadRules()
+  } catch (err) {
+    ElMessage.error(`重载失败: ${err.message}`)
+  }
+}
+
+async function handleLLMEnable() {
+  try {
+    await llmApi.enable()
+    ElMessage.success('LLM 已重新启用')
+    await loadLLMStatus()
+  } catch (err) {
+    ElMessage.error(`操作失败: ${err.message}`)
+  }
+}
+
+async function handleLLMDisable() {
+  try {
+    await llmApi.disable()
+    ElMessage.success('LLM 已停用')
+    await loadLLMStatus()
+  } catch (err) {
+    ElMessage.error(`操作失败: ${err.message}`)
+  }
+}
+
+async function handleLLMReset() {
+  try {
+    await llmApi.reset()
+    ElMessage.success('成本统计已重置')
+    await loadLLMStatus()
+  } catch (err) {
+    ElMessage.error(`操作失败: ${err.message}`)
+  }
+}
+
+onMounted(() => {
+  loadRules()
+  loadLLMStatus()
+  loadCameras()
+  pollTimer = setInterval(loadLLMStatus, 10000)
+})
+
+onUnmounted(() => {
+  if (pollTimer) clearInterval(pollTimer)
+})
+</script>
+
+<style scoped>
+.rule-config-page {
+  padding: 24px;
+  min-height: 100%;
+  background: #020617;
+}
+
+/* ---- LLM 状态面板 ---- */
+.llm-panel {
+  background: #0F172A;
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  border-radius: 12px;
+  padding: 18px 20px;
+  margin-bottom: 20px;
+}
+
+.panel-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  gap: 12px;
+  flex-wrap: wrap;
+  margin-bottom: 14px;
+}
+
+.panel-title {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  color: #F8FAFC;
+  font-size: 15px;
+  font-weight: 600;
+}
+
+.panel-actions {
+  display: flex;
+  gap: 8px;
+}
+
+.llm-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
+  gap: 12px;
+}
+
+.llm-card {
+  padding: 12px 14px;
+  background: #131E33;
+  border: 1px solid rgba(255, 255, 255, 0.04);
+  border-radius: 8px;
+}
+
+.llm-label {
+  font-size: 12px;
+  color: #94A3B8;
+  margin-bottom: 6px;
+}
+
+.llm-value {
+  font-size: 18px;
+  font-weight: 600;
+  color: #F8FAFC;
+  font-family: 'Fira Code', monospace;
+}
+
+.llm-sub {
+  font-size: 11px;
+  color: #64748B;
+  margin-top: 4px;
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.budget-bar-wrap {
+  display: inline-block;
+  width: 80px;
+  height: 4px;
+  background: rgba(255, 255, 255, 0.06);
+  border-radius: 999px;
+  overflow: hidden;
+}
+
+.budget-bar {
+  display: block;
+  height: 100%;
+  background: #22C55E;
+  transition: width 200ms ease;
+}
+
+.budget-bar.is-danger {
+  background: #EF4444;
+}
+
+.llm-warning {
+  margin-top: 12px;
+  padding: 8px 12px;
+  background: rgba(239, 68, 68, 0.1);
+  border: 1px solid rgba(239, 68, 68, 0.3);
+  border-radius: 8px;
+  color: #FCA5A5;
+  font-size: 13px;
+  display: flex;
+  align-items: center;
+  gap: 6px;
+}
+
+/* ---- 工具栏 ---- */
+.toolbar {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  gap: 16px;
+  padding: 12px 16px;
+  margin-bottom: 16px;
+  background: #0F172A;
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  border-radius: 12px;
+  flex-wrap: wrap;
+}
+
+.toolbar-left {
+  display: flex;
+  gap: 12px;
+  flex-wrap: wrap;
+  align-items: center;
+}
+
+.toolbar-right {
+  display: flex;
+  gap: 8px;
+}
+
+.filter-control {
+  width: 200px;
+}
+
+/* ---- 规则列表 ---- */
+.rule-list {
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+}
+
+.rule-card {
+  display: flex;
+  background: #0F172A;
+  border: 1px solid rgba(255, 255, 255, 0.06);
+  border-radius: 12px;
+  overflow: hidden;
+  transition: border-color 200ms ease;
+}
+
+.rule-card:hover {
+  border-color: rgba(34, 197, 94, 0.3);
+}
+
+.rule-card.is-disabled {
+  opacity: 0.55;
+}
+
+.rule-bar {
+  width: 4px;
+  flex-shrink: 0;
+  background: #64748B;
+}
+
+.rule-bar.severity-critical { background: #EF4444; }
+.rule-bar.severity-high     { background: #F59E0B; }
+.rule-bar.severity-medium   { background: #3B82F6; }
+.rule-bar.severity-low      { background: #94A3B8; }
+.rule-bar.severity-info     { background: #22C55E; }
+
+.rule-body {
+  flex: 1;
+  padding: 14px 16px;
+  min-width: 0;
+}
+
+.rule-head {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  gap: 12px;
+  flex-wrap: wrap;
+  margin-bottom: 6px;
+}
+
+.rule-title {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+}
+
+.rule-name {
+  font-size: 15px;
+  font-weight: 600;
+  color: #F8FAFC;
+  font-family: 'Fira Code', monospace;
+}
+
+.rule-actions {
+  display: flex;
+  gap: 4px;
+}
+
+.rule-desc {
+  font-size: 13px;
+  color: #94A3B8;
+  margin-bottom: 8px;
+}
+
+.rule-meta {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 16px;
+}
+
+.meta-item {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  font-size: 13px;
+  color: #94A3B8;
+}
+
+.meta-item .el-icon { font-size: 14px; }
+
+.empty-state { padding: 60px 0; }
+
+.form-hint {
+  margin-left: 12px;
+  font-size: 12px;
+  color: #64748B;
+}
+
+:deep(.rule-dialog .el-dialog) {
+  background: #0F172A;
+  border: 1px solid rgba(255, 255, 255, 0.06);
+}
+
+:deep(.rule-dialog .el-dialog__title) { color: #F8FAFC; }
+:deep(.rule-dialog .el-form-item__label) { color: #CBD5E1; }
+</style>