diff --git a/src/api/admin/dashboard.ts b/src/api/admin/dashboard.ts
index 7d7c075..5c3cce6 100644
--- a/src/api/admin/dashboard.ts
+++ b/src/api/admin/dashboard.ts
@@ -27,6 +27,28 @@ export interface TranscodeBoard {
   notes: string[]
 }
 
+/** 近 7 天每日趋势（给折线图用）。 */
+export interface DashboardTrend {
+  dates: string[]
+  newUsers: number[]
+  playEvents: number[]
+  newTranscodes: number[]
+  transcodeSuccess: number[]
+}
+
+/** 分布项（给饼图用）。 */
+export interface DistributionItem {
+  label: string
+  value: number
+}
+
+export interface DashboardDistribution {
+  dramaStatus: Record<string, number>
+  transcodeStatus: Record<string, number>
+  episodeMedia: Record<string, number>
+  pendingModeration: DistributionItem[]
+}
+
 export const getDashboardOverviewApi = () => {
   return request.get<DashboardOverview>({ url: '/admin/dashboard/overview' })
 }
@@ -34,3 +56,11 @@ export const getDashboardOverviewApi = () => {
 export const getTranscodeBoardApi = () => {
   return request.get<TranscodeBoard>({ url: '/admin/dashboard/transcode' })
 }
+
+export const getDashboardTrendApi = () => {
+  return request.get<DashboardTrend>({ url: '/admin/dashboard/trend' })
+}
+
+export const getDashboardDistributionApi = () => {
+  return request.get<DashboardDistribution>({ url: '/admin/dashboard/distribution' })
+}
diff --git a/src/views/dashboard/BusinessDashboardView.vue b/src/views/dashboard/BusinessDashboardView.vue
index fc26be9..caa645d 100644
--- a/src/views/dashboard/BusinessDashboardView.vue
+++ b/src/views/dashboard/BusinessDashboardView.vue
@@ -1,145 +1,385 @@
 <!-- Author: fruit.com.cn -->
 
-<script setup>
-import { onMounted, ref } from 'vue'
+<script setup lang="ts">
+import { computed, nextTick, onBeforeUnmount, onMounted, ref } from 'vue'
 import PageHeading from '@/views/components/PageHeading.vue'
-import { getDashboardOverviewApi, getTranscodeBoardApi } from '@/api/admin/dashboard'
-import { dateCell } from '@/utils/format'
+import echarts from '@/plugins/echarts'
+import {
+  getDashboardDistributionApi,
+  getDashboardOverviewApi,
+  getDashboardTrendApi,
+  getTranscodeBoardApi
+} from '@/api/admin/dashboard'
+import type {
+  DashboardDistribution,
+  DashboardOverview,
+  DashboardTrend,
+  TranscodeBoard
+} from '@/api/admin/dashboard'
+import { dateCell, formatCount } from '@/utils/format'
 
 /**
  * 指标展示配置：key 与后端 /admin/dashboard/overview 返回的字段一一对应，
  * 不在前端编字段；口径说明见后端 DashboardService 注释与 docs/api-phase1.md「2.8」。
  */
-const GROUPS = [
-  {
-    key: 'user',
-    title: '用户',
-    metrics: [
-      { key: 'total', label: '总用户数' },
-      { key: 'newToday', label: '今日新增' },
-      { key: 'new7d', label: '近 7 天新增' },
-      { key: 'active7d', label: '近 7 天活跃' },
-      { key: 'banned', label: '封禁' },
-      { key: 'limited', label: '受限' },
-      { key: 'deactivated', label: '已注销' }
-    ]
-  },
-  {
-    key: 'content',
-    title: '内容',
-    metrics: [
-      { key: 'dramaTotal', label: '短剧总数' },
-      { key: 'dramaPublished', label: '已上线短剧' },
-      { key: 'dramaReviewing', label: '待审短剧' },
-      { key: 'dramaDraft', label: '草稿短剧' },
-      { key: 'dramaOffline', label: '已下线短剧' },
-      { key: 'episodeTotal', label: '剧集总数' },
-      { key: 'episodePublished', label: '已上线剧集' },
-      { key: 'episodeWithMedia', label: '有片源剧集' },
-      { key: 'commentPending', label: '待审评论' },
-      { key: 'reportPending', label: '待处理举报' }
-    ]
-  },
-  {
-    key: 'playback',
-    title: '播放',
-    metrics: [
-      { key: 'viewTotal', label: '累计观看' },
-      { key: 'playTotal', label: '累计播放' },
-      { key: 'watchedDramas', label: '看过的剧（去重）' },
-      { key: 'finishedDramas', label: '看过且完播' },
-      { key: 'finishRate', label: '完播率' },
-      { key: 'playEvents7d', label: '近 7 天播放流水' },
-      { key: 'playEventsTotal', label: '播放流水总量' }
-    ]
-  },
-  {
-    key: 'revenue',
-    title: '收入',
-    metrics: [
-      { key: 'orderTotal', label: '订单总数' },
-      { key: 'orderDelivered', label: '已交付订单' },
-      { key: 'orderRefunded', label: '已退款订单' },
-      { key: 'paidAmount', label: '已支付金额' },
-      { key: 'coinRecharged', label: '金币充值' },
-      { key: 'coinConsumed', label: '金币消耗' },
-      { key: 'coinBalance', label: '金币余额' },
-      { key: 'entitlementActive', label: '有效权益' }
-    ]
-  },
-  {
-    key: 'cost',
-    title: '成本',
-    metrics: [
-      { key: 'transcodeQueued', label: '转码排队' },
-      { key: 'transcodeRunning', label: '转码中' },
-      { key: 'transcodeFailed', label: '转码失败' },
-      { key: 'transcodeSuccess', label: '转码成功' },
-      { key: 'renditions', label: '多码率产物' },
-      { key: 'otpSent7d', label: '近 7 天验证码' },
-      { key: 'cdnTrafficBytes', label: 'CDN 流量' }
-    ]
-  }
+const HIGHLIGHT_CARDS = [
+  { group: 'user', key: 'total', label: '总用户数', color: '#5B8FF9' },
+  { group: 'user', key: 'newToday', label: '今日新增', color: '#5AD8A6' },
+  { group: 'content', key: 'dramaPublished', label: '已上线短剧', color: '#F6BD16' },
+  { group: 'content', key: 'episodeWithMedia', label: '有片源剧集', color: '#E86452' },
+  { group: 'playback', key: 'playTotal', label: '累计播放', color: '#6DC8EC' },
+  { group: 'playback', key: 'playEvents7d', label: '近 7 天播放', color: '#945FB9' },
+  { group: 'cost', key: 'transcodeRunning', label: '转码中', color: '#FF9845' },
+  { group: 'cost', key: 'transcodeQueued', label: '转码排队', color: '#1E9493' }
 ]
 
 const loading = ref(false)
-const overview = ref(null)
-const transcode = ref(null)
+const overview = ref<DashboardOverview | null>(null)
+const trend = ref<DashboardTrend | null>(null)
+const distribution = ref<DashboardDistribution | null>(null)
+const transcode = ref<TranscodeBoard | null>(null)
 const lastUpdated = ref('')
 
+/** ECharts 容器 ref 与实例，统一管理 resize / dispose。 */
+const trendRef = ref<HTMLElement>()
+const dramaPieRef = ref<HTMLElement>()
+const transcodePieRef = ref<HTMLElement>()
+const episodePieRef = ref<HTMLElement>()
+const chartInstances: echarts.ECharts[] = []
+
+const statusLabel = {
+  reviewing: '待审',
+  published: '已上线',
+  draft: '草稿',
+  offline: '已下线'
+} as const
+
+const transcodeStatusLabel = {
+  QUEUED: '排队中',
+  RUNNING: '执行中',
+  SUCCESS: '成功',
+  FAILED: '失败',
+  CANCELED: '已取消'
+} as const
+
+function groupValue(groupKey: string, metricKey: string) {
+  const g = overview.value?.[groupKey as keyof DashboardOverview] as
+    | Record<string, number>
+    | undefined
+  return g?.[metricKey]
+}
+
+function display(value: unknown) {
+  if (value === null || value === undefined) return '暂无数据源'
+  if (typeof value === 'number' && !Number.isInteger(value)) return value.toFixed(3)
+  return String(value)
+}
+
 async function load() {
   loading.value = true
   try {
-    const [board, queue] = await Promise.all([getDashboardOverviewApi(), getTranscodeBoardApi()])
+    const [board, t, dist, queue] = await Promise.all([
+      getDashboardOverviewApi(),
+      getDashboardTrendApi(),
+      getDashboardDistributionApi(),
+      getTranscodeBoardApi()
+    ])
     overview.value = board.data || null
+    trend.value = t.data || null
+    distribution.value = dist.data || null
     transcode.value = queue.data || null
     lastUpdated.value = new Date().toLocaleString()
+    await nextTick()
+    renderCharts()
   } finally {
     loading.value = false
   }
 }
 
-/** 取不到的指标后端返回 null，这里显示「暂无数据源」而不是 0 */
-function display(value) {
-  if (value === null || value === undefined) return '暂无数据源'
-  if (typeof value === 'number' && !Number.isInteger(value)) return value.toFixed(3)
-  return value
+function renderCharts() {
+  disposeAll()
+  renderTrend()
+  renderDramaPie()
+  renderTranscodePie()
+  renderEpisodePie()
+  renderQueueBar()
 }
 
-function groupValue(groupKey, metricKey) {
-  return overview.value?.[groupKey]?.[metricKey]
+const queueBarRef = ref<HTMLElement>()
+function renderQueueBar() {
+  if (!queueBarRef.value || !transcode.value) return
+  const q = transcode.value.queue || {}
+  const chart = echarts.init(queueBarRef.value)
+  chartInstances.push(chart)
+  chart.setOption({
+    tooltip: { trigger: 'axis', axisPointer: { type: 'shadow' } },
+    grid: { left: 80, right: 24, top: 16, bottom: 24 },
+    xAxis: { type: 'value', splitLine: { lineStyle: { type: 'dashed' } } },
+    yAxis: { type: 'category', data: ['排队', '执行中', '成功', '失败'] },
+    series: [
+      {
+        type: 'bar',
+        data: [q.queued || 0, q.running || 0, q.success || 0, q.failed || 0],
+        itemStyle: {
+          borderRadius: [0, 4, 4, 0],
+          color: (p: { dataIndex: number }) =>
+            ['#F6BD16', '#5B8FF9', '#5AD8A6', '#E86452'][p.dataIndex]
+        },
+        label: { show: true, position: 'right' }
+      }
+    ]
+  })
 }
 
-onMounted(load)
+async function loadAndRender() {
+  loading.value = true
+  try {
+    const [board, t, dist, queue] = await Promise.all([
+      getDashboardOverviewApi(),
+      getDashboardTrendApi(),
+      getDashboardDistributionApi(),
+      getTranscodeBoardApi()
+    ])
+    overview.value = board.data || null
+    trend.value = t.data || null
+    distribution.value = dist.data || null
+    transcode.value = queue.data || null
+    lastUpdated.value = new Date().toLocaleString()
+    await nextTick()
+    renderCharts()
+  } finally {
+    loading.value = false
+  }
+}
+
+function disposeAll() {
+  chartInstances.forEach((c) => c.dispose())
+  chartInstances.length = 0
+}
+
+const basePieSeriesOption = {
+  type: 'pie' as const,
+  radius: ['40%', '70%'],
+  avoidLabelOverlap: true,
+  itemStyle: { borderRadius: 6, borderColor: '#fff', borderWidth: 2 },
+  label: { show: false, position: 'center' },
+  emphasis: {
+    label: { show: true, fontSize: 16, fontWeight: 'bold' }
+  }
+}
+
+function renderTrend() {
+  if (!trendRef.value || !trend.value) return
+  const chart = echarts.init(trendRef.value)
+  chartInstances.push(chart)
+  chart.setOption({
+    tooltip: { trigger: 'axis', axisPointer: { type: 'cross' } },
+    legend: { top: 0, textStyle: { fontSize: 12 } },
+    grid: { left: 48, right: 48, top: 40, bottom: 28 },
+    xAxis: { type: 'category', data: trend.value.dates, boundaryGap: false },
+    yAxis: [
+      { type: 'value', name: '用户/播放', splitLine: { lineStyle: { type: 'dashed' } } },
+      { type: 'value', name: '转码任务', splitLine: { show: false } }
+    ],
+    series: [
+      {
+        name: '新增用户',
+        type: 'line',
+        smooth: true,
+        yAxisIndex: 0,
+        data: trend.value.newUsers,
+        itemStyle: { color: '#5B8FF9' }
+      },
+      {
+        name: '播放事件',
+        type: 'line',
+        smooth: true,
+        yAxisIndex: 0,
+        data: trend.value.playEvents,
+        itemStyle: { color: '#5AD8A6' }
+      },
+      {
+        name: '新增转码',
+        type: 'bar',
+        yAxisIndex: 1,
+        data: trend.value.newTranscodes,
+        itemStyle: { color: '#F6BD16', borderRadius: [3, 3, 0, 0] }
+      },
+      {
+        name: '转码成功',
+        type: 'bar',
+        yAxisIndex: 1,
+        data: trend.value.transcodeSuccess,
+        itemStyle: { color: '#945FB9', borderRadius: [3, 3, 0, 0] }
+      }
+    ]
+  })
+}
+
+function renderDramaPie() {
+  if (!dramaPieRef.value || !distribution.value) return
+  const data = Object.entries(distribution.value.dramaStatus || {}).map(([k, v]) => ({
+    name: (statusLabel as Record<string, string>)[k] || k,
+    value: v
+  }))
+  const chart = echarts.init(dramaPieRef.value)
+  chartInstances.push(chart)
+  chart.setOption({
+    tooltip: { trigger: 'item', formatter: '{b}: {c} ({d}%)' },
+    legend: { bottom: 0, itemWidth: 12, itemHeight: 12, textStyle: { fontSize: 12 } },
+    color: ['#F6BD16', '#5AD8A6', '#5B8FF9', '#E86452'],
+    series: [{ ...basePieSeriesOption, name: '短剧状态', data }]
+  })
+}
+
+function renderTranscodePie() {
+  if (!transcodePieRef.value || !distribution.value) return
+  const data = Object.entries(distribution.value.transcodeStatus || {}).map(([k, v]) => ({
+    name: (transcodeStatusLabel as Record<string, string>)[k] || k,
+    value: v
+  }))
+  const chart = echarts.init(transcodePieRef.value)
+  chartInstances.push(chart)
+  chart.setOption({
+    tooltip: { trigger: 'item', formatter: '{b}: {c} ({d}%)' },
+    legend: { bottom: 0, itemWidth: 12, itemHeight: 12, textStyle: { fontSize: 12 } },
+    color: ['#F6BD16', '#5B8FF9', '#5AD8A6', '#E86452', '#C9C9C9'],
+    series: [{ ...basePieSeriesOption, name: '转码状态', data }]
+  })
+}
+
+function renderEpisodePie() {
+  if (!episodePieRef.value || !distribution.value) return
+  const data = Object.entries(distribution.value.episodeMedia || {}).map(([k, v]) => ({
+    name: k,
+    value: v
+  }))
+  const chart = echarts.init(episodePieRef.value)
+  chartInstances.push(chart)
+  chart.setOption({
+    tooltip: { trigger: 'item', formatter: '{b}: {c} ({d}%)' },
+    legend: { bottom: 0, itemWidth: 12, itemHeight: 12, textStyle: { fontSize: 12 } },
+    color: ['#5AD8A6', '#E86452'],
+    series: [{ ...basePieSeriesOption, name: '片源覆盖', data }]
+  })
+}
+
+function onResize() {
+  chartInstances.forEach((c) => c.resize())
+}
+
+onMounted(loadAndRender)
+window.addEventListener('resize', onResize)
+onBeforeUnmount(() => {
+  disposeAll()
+  window.removeEventListener('resize', onResize)
+})
 </script>
 
 <template>
   <PageHeading
     eyebrow="数据看板"
     title="运营大盘"
-    description="用户、内容、播放、收入与成本总览，以及转码队列。"
+    description="用户、内容、播放与成本总览，以及近 7 天趋势。"
   >
-    <el-button :loading="loading" @click="load">刷新</el-button>
+    <el-button :loading="loading" @click="loadAndRender">刷新</el-button>
   </PageHeading>
 
-  <section v-loading="loading" class="panel">
-    <p class="console-hint"
-      >数据时间：{{ lastUpdated }}（口径见每组的后端定义，缺数据源显示「暂无数据源」）</p
-    >
-    <div v-for="group in GROUPS" :key="group.key" class="board-group">
-      <h3 class="board-title">{{ group.title }}</h3>
-      <div class="board-grid">
-        <div v-for="metric in group.metrics" :key="metric.key" class="board-card">
-          <span class="board-label">{{ metric.label }}</span>
-          <span
-            class="board-value"
-            :class="{ 'board-value-empty': groupValue(group.key, metric.key) === null }"
-          >
-            {{ display(groupValue(group.key, metric.key)) }}
-          </span>
+  <div v-loading="loading" class="board-wrap">
+    <!-- 顶部关键指标卡 -->
+    <div class="highlight-grid">
+      <div
+        v-for="card in HIGHLIGHT_CARDS"
+        :key="card.group + card.key"
+        class="highlight-card"
+        :style="{ borderTopColor: card.color }"
+      >
+        <div class="highlight-label">{{ card.label }}</div>
+        <div class="highlight-value" :class="{ empty: groupValue(card.group, card.key) === null }">
+          {{ display(formatCount(groupValue(card.group, card.key))) }}
         </div>
       </div>
     </div>
+
+    <!-- 趋势折线图（双 Y 轴 + 柱） -->
+    <section class="panel chart-panel">
+      <div class="panel-heading">
+        <div>
+          <h2>近 7 天趋势</h2>
+          <p>每日新增用户 / 播放事件 / 转码任务</p>
+        </div>
+        <span class="muted">数据时间：{{ lastUpdated }}</span>
+      </div>
+      <div ref="trendRef" class="chart chart-lg"></div>
+    </section>
+
+    <!-- 分布饼图组 -->
+    <section class="panel">
+      <div class="panel-heading">
+        <div>
+          <h2>状态分布</h2>
+          <p>短剧状态 / 转码状态 / 片源覆盖</p>
+        </div>
+      </div>
+      <div class="pie-row">
+        <div class="pie-cell">
+          <div class="pie-title">短剧状态</div>
+          <div ref="dramaPieRef" class="chart chart-pie"></div>
+        </div>
+        <div class="pie-cell">
+          <div class="pie-title">转码状态</div>
+          <div ref="transcodePieRef" class="chart chart-pie"></div>
+        </div>
+        <div class="pie-cell">
+          <div class="pie-title">片源覆盖</div>
+          <div ref="episodePieRef" class="chart chart-pie"></div>
+        </div>
+      </div>
+    </section>
+
+    <!-- 转码队列 + 失败明细 -->
+    <section class="panel transcode-panel">
+      <div class="panel-heading">
+        <div>
+          <h2>转码看板</h2>
+          <p>队列积压与失败任务明细</p>
+        </div>
+        <p class="muted">{{ transcode?.notes?.join('；') || '' }}</p>
+      </div>
+      <div class="transcode-grid">
+        <div ref="queueBarRef" class="chart chart-bar"></div>
+        <div class="transcode-fail">
+          <h3>失败任务（最近 20 条）</h3>
+          <el-table
+            :data="transcode?.failedTasks || []"
+            border
+            class="drama-el-table"
+            empty-text="当前没有失败的转码任务"
+            size="small"
+          >
+            <el-table-column prop="id" label="任务ID" width="100" />
+            <el-table-column prop="episodeId" label="剧集" width="100" />
+            <el-table-column prop="status" label="状态" width="90" />
+            <el-table-column prop="retryCount" label="重试" width="70" />
+            <el-table-column
+              prop="errorMsg"
+              label="失败原因"
+              min-width="220"
+              show-overflow-tooltip
+            />
+            <el-table-column
+              prop="createdAt"
+              label="创建时间"
+              min-width="160"
+              show-overflow-tooltip
+              :formatter="dateCell"
+            />
+          </el-table>
+        </div>
+      </div>
+    </section>
+
+    <!-- 口径说明 -->
     <el-alert
       v-if="overview?.notes?.length"
       class="board-notes"
@@ -152,31 +392,138 @@ onMounted(load)
         <li v-for="note in overview.notes" :key="note">{{ note }}</li>
       </ul>
     </el-alert>
-  </section>
-
-  <section class="panel board-transcode">
-    <h3 class="board-title">转码看板</h3>
-    <p class="console-hint">
-      {{ transcode?.notes?.join('；') || '' }}
-    </p>
-    <el-table
-      :data="transcode?.failedTasks || []"
-      border
-      class="drama-el-table"
-      empty-text="当前没有失败的转码任务"
-    >
-      <el-table-column prop="id" label="任务ID" width="90" />
-      <el-table-column prop="episodeId" label="剧集ID" width="90" />
-      <el-table-column prop="status" label="状态" width="110" />
-      <el-table-column prop="retryCount" label="重试次数" width="100" />
-      <el-table-column prop="errorMsg" label="失败原因" min-width="240" show-overflow-tooltip />
-      <el-table-column
-        prop="createdAt"
-        label="创建时间"
-        min-width="165"
-        show-overflow-tooltip
-        :formatter="dateCell"
-      />
-    </el-table>
-  </section>
+  </div>
 </template>
+
+<style scoped lang="less">
+.board-wrap {
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+}
+
+.panel {
+  background: var(--el-bg-color);
+  border-radius: 8px;
+  padding: 20px 24px;
+  border: 1px solid var(--el-border-color-lighter);
+}
+
+.panel-heading {
+  display: flex;
+  justify-content: space-between;
+  align-items: flex-start;
+  margin-bottom: 12px;
+
+  h2 {
+    margin: 0;
+    font-size: 16px;
+    font-weight: 600;
+  }
+
+  h3 {
+    margin: 0 0 8px;
+    font-size: 14px;
+    font-weight: 600;
+  }
+
+  p {
+    margin: 4px 0 0;
+    font-size: 13px;
+    color: var(--el-text-color-secondary);
+  }
+
+  .muted {
+    color: var(--el-text-color-placeholder);
+    font-size: 12px;
+  }
+}
+
+.highlight-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
+  gap: 12px;
+}
+
+.highlight-card {
+  background: var(--el-bg-color);
+  border-radius: 8px;
+  padding: 14px 18px;
+  border: 1px solid var(--el-border-color-lighter);
+  border-top: 3px solid transparent;
+
+  .highlight-label {
+    font-size: 12px;
+    color: var(--el-text-color-secondary);
+  }
+
+  .highlight-value {
+    margin-top: 6px;
+    font-size: 24px;
+    font-weight: 700;
+    color: var(--el-text-color-primary);
+    font-variant-numeric: tabular-nums;
+
+    &.empty {
+      font-size: 14px;
+      color: var(--el-text-color-placeholder);
+      font-weight: 400;
+    }
+  }
+}
+
+.chart {
+  width: 100%;
+}
+
+.chart-lg {
+  height: 320px;
+}
+
+.chart-pie {
+  height: 220px;
+}
+
+.chart-bar {
+  height: 220px;
+}
+
+.pie-row {
+  display: grid;
+  grid-template-columns: repeat(3, 1fr);
+  gap: 16px;
+}
+
+.pie-cell {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+
+  .pie-title {
+    margin-bottom: 4px;
+    font-size: 13px;
+    color: var(--el-text-color-secondary);
+  }
+}
+
+.transcode-grid {
+  display: grid;
+  grid-template-columns: 1fr 2fr;
+  gap: 20px;
+}
+
+.board-notes {
+  :deep(ul) {
+    margin: 4px 0 0;
+    padding-left: 18px;
+    font-size: 12px;
+  }
+}
+
+@media (width <= 900px) {
+  .pie-row,
+  .transcode-grid {
+    grid-template-columns: 1fr;
+  }
+}
+</style>