diff --git a/src/App.vue b/src/App.vue
index ba1bcb8..f9019ee 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -3,7 +3,7 @@
     <aside :class="['sidebar', { collapsed: isSidebarCollapsed }]">
       <div class="sidebar-top">
         <button class="sidebar-toggle" type="button" @click="toggleSidebar">
-          <el-icon><component :is="isSidebarCollapsed ? Expand : Fold" /></el-icon>
+          <el-icon><component :is="isSidebarCollapsed ? ArrowRightBold : ArrowLeftBold" /></el-icon>
         </button>
         <div v-if="!isSidebarCollapsed" class="brand-block">
           <span class="brand-title">Stock Lab</span>
@@ -24,8 +24,10 @@
           :index="item.path"
           @click="navigateTo(item.path)"
         >
-          <el-icon><DataAnalysis /></el-icon>
-          <template #title>{{ item.title }}</template>
+          <div class="menu-item-inner">
+            <el-icon><component :is="item.icon" /></el-icon>
+            <span class="menu-title">{{ item.title }}</span>
+          </div>
         </el-menu-item>
       </el-menu>
     </aside>
@@ -39,18 +41,28 @@
 <script setup>
 import { computed, ref } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
-import { DataAnalysis, Expand, Fold } from '@element-plus/icons-vue'
+import { ArrowLeftBold, ArrowRightBold, Histogram, TrendCharts } from '@element-plus/icons-vue'
+import { fetchTradeCalendar } from '@/composables/useTradeCalendar'
 
 const route = useRoute()
 const router = useRouter()
 const isSidebarCollapsed = ref(false)
+const iconMap = {
+  Histogram,
+  TrendCharts
+}
+
+fetchTradeCalendar().catch((err) => {
+  console.error('预加载交易日历失败', err)
+})
 
 const menuItems = computed(() =>
   router.options.routes
     .filter((item) => item.path && item.meta?.title && !item.redirect)
     .map((item) => ({
       path: item.path,
-      title: item.meta.title
+      title: item.meta.title,
+      icon: iconMap[item.meta.icon] || TrendCharts
     }))
 )
 
@@ -94,6 +106,7 @@ const navigateTo = (path) => {
 .sidebar-top {
   display: flex;
   align-items: center;
+  justify-content: center;
   gap: 12px;
   min-height: 52px;
   margin-bottom: 18px;
@@ -139,6 +152,20 @@ const navigateTo = (path) => {
   background: transparent;
 }
 
+.menu-item-inner {
+  width: 100%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 10px;
+  text-align: center;
+}
+
+.menu-title {
+  line-height: 1.2;
+  text-align: center;
+}
+
 .page-main {
   flex: 1;
   min-width: 0;
@@ -149,6 +176,8 @@ const navigateTo = (path) => {
   margin-bottom: 8px;
   border-radius: 12px;
   color: #41536d;
+  justify-content: center;
+  padding: 0 12px;
 }
 
 :deep(.nav-menu .el-menu-item .el-icon) {
@@ -170,6 +199,10 @@ const navigateTo = (path) => {
   justify-content: center;
 }
 
+.sidebar.collapsed .menu-title {
+  display: none;
+}
+
 @media (max-width: 820px) {
   .sidebar {
     width: 88px;
diff --git a/src/api/stock.js b/src/api/stock.js
index 29757e3..9636f4e 100644
--- a/src/api/stock.js
+++ b/src/api/stock.js
@@ -8,10 +8,18 @@ export function getAnalyzeData(data) {
   })
 }
 
+export function getLimitBoardOverview(params) {
+  return request({
+    url: '/limit-board/overview',
+    method: 'get',
+    params
+  })
+}
+
 // 新增：获取历史K线
 export function getKlineData(code) {
   return request({
     url: `/stock/kline/${code}`,
     method: 'get'
   })
-}
\ No newline at end of file
+}
diff --git a/src/composables/useTradeCalendar.js b/src/composables/useTradeCalendar.js
new file mode 100644
index 0000000..4ed4a56
--- /dev/null
+++ b/src/composables/useTradeCalendar.js
@@ -0,0 +1,30 @@
+import { getTradeCalendar } from '@/api/common'
+
+let tradeCalendarPromise = null
+let tradeCalendarCache = null
+
+const normalizeTradeCalendar = (data = {}) => ({
+  open_dates: Array.isArray(data.open_dates) ? data.open_dates : [],
+  max_date: data.max_date || ''
+})
+
+export async function fetchTradeCalendar(force = false) {
+  if (tradeCalendarCache && !force) return tradeCalendarCache
+
+  if (!tradeCalendarPromise || force) {
+    tradeCalendarPromise = getTradeCalendar()
+      .then((data) => {
+        tradeCalendarCache = normalizeTradeCalendar(data)
+        return tradeCalendarCache
+      })
+      .finally(() => {
+        tradeCalendarPromise = null
+      })
+  }
+
+  return tradeCalendarPromise
+}
+
+export function getCachedTradeCalendar() {
+  return tradeCalendarCache
+}
diff --git a/src/router/index.js b/src/router/index.js
index a3e90b0..2ff006c 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -9,7 +9,13 @@ const routes = [
     path: '/stock/analyze',
     name: 'StockAnalyze',
     component: () => import('@/views/stock/Analyze.vue'),
-    meta: { title: '涨停回落分析' }
+    meta: { title: '涨停回落分析', icon: 'TrendCharts' }
+  },
+  {
+    path: '/stock/limit-board',
+    name: 'StockLimitBoard',
+    component: () => import('@/views/stock/LimitBoard.vue'),
+    meta: { title: '涨停连板概览', icon: 'Histogram' }
   }
 ]
 
@@ -18,4 +24,4 @@ const router = createRouter({
   routes
 })
 
-export default router
\ No newline at end of file
+export default router
diff --git a/src/views/stock/Analyze.vue b/src/views/stock/Analyze.vue
index 06fa537..4ae889b 100644
--- a/src/views/stock/Analyze.vue
+++ b/src/views/stock/Analyze.vue
@@ -1,5 +1,10 @@
 <template>
-  <div class="analyze-container">
+  <div
+    v-loading="loading"
+    class="analyze-container"
+    element-loading-text="正在加载涨停回落分析..."
+    element-loading-background="rgba(244, 247, 249, 0.72)"
+  >
     <el-row :gutter="15" class="top-row">
       <el-col :xs="24" :sm="24" :md="24" :lg="12">
         <div class="glass-card filter-container">
@@ -128,7 +133,7 @@
       :title="dialogTitle" 
       class="kline-dialog"
       :width="dialogWidth"
-      top="5vh" 
+      align-center
       destroy-on-close
       draggable
       overflow
@@ -143,7 +148,7 @@
 import { ref, computed, onMounted, onBeforeUnmount, nextTick } from 'vue'
 import * as echarts from 'echarts'
 import dayjs from 'dayjs'
-import { getTradeCalendar } from '@/api/common'
+import { fetchTradeCalendar } from '@/composables/useTradeCalendar'
 import { getAnalyzeData, getKlineData } from '@/api/stock'
 
 const DEFAULT_START_DATE = '2026-04-22'
@@ -197,13 +202,17 @@ onMounted(async () => {
   window.addEventListener('resize', syncViewport)
 
   try {
-    const res = await getTradeCalendar()
+    const res = await fetchTradeCalendar()
     const { open_dates: openDates = [], max_date: maxDate = '' } = res || {}
 
     openDatesSet.value = new Set(openDates)
     maxTradeDate.value = maxDate
     endDate.value = endDate.value || maxDate
     startDate.value = clampToMaxDate(startDate.value)
+
+    if (startDate.value && endDate.value) {
+      await handleQuery()
+    }
   } catch (err) {
     console.error('初始化分析页失败', err)
   }
@@ -301,16 +310,17 @@ const openKlineDialog = async (row) => {
         axisPointer: { type: 'cross' },
         formatter(params) {
           const point = params[0]
-          const pct = point.value[4] || 0
+          const currentItem = rawData[point.dataIndex] || {}
+          const pct = Number(currentItem.pct_chg || 0)
           const color = pct >= 0 ? '#f56c6c' : '#67c23a'
           return `
             <div style="font-size:12px; min-width:120px;">
               <b>${point.name}</b><hr style="margin:5px 0;border:none;border-top:1px solid #eee"/>
               涨跌幅: <span style="color:${color};font-weight:bold;">${pct > 0 ? '+' : ''}${pct.toFixed(2)}%</span><br/>
-              开盘价: ${formatPrice(point.value[0])}<br/>
-              收盘价: ${formatPrice(point.value[1])}<br/>
-              最低价: ${formatPrice(point.value[2])}<br/>
-              最高价: ${formatPrice(point.value[3])}
+              开盘价: ${formatPrice(currentItem.open)}<br/>
+              收盘价: ${formatPrice(currentItem.close)}<br/>
+              最低价: ${formatPrice(currentItem.low)}<br/>
+              最高价: ${formatPrice(currentItem.high)}
             </div>`
         }
       },
@@ -383,7 +393,8 @@ const openKlineDialog = async (row) => {
 
 /* 弹窗标题栏可移动提示 */
 :deep(.el-dialog__header) { cursor: move; margin-right: 0; padding-bottom: 15px; border-bottom: 1px solid #f5f5f5; }
-:deep(.kline-dialog) { margin: 0 !important; max-width: 1200px; }
+:deep(.kline-dialog) { max-width: 1200px; }
+:deep(.kline-dialog .el-overlay-dialog) { display: flex; align-items: center; justify-content: center; padding: 24px; box-sizing: border-box; }
 :deep(.kline-dialog .el-dialog) { border-radius: 18px; overflow: hidden; }
 
 .status-tag { 
diff --git a/src/views/stock/LimitBoard.vue b/src/views/stock/LimitBoard.vue
new file mode 100644
index 0000000..38021e7
--- /dev/null
+++ b/src/views/stock/LimitBoard.vue
@@ -0,0 +1,905 @@
+<template>
+  <div
+    v-loading="pageLoading"
+    class="limit-board-page"
+    element-loading-text="正在加载涨停连板数据..."
+    element-loading-background="rgba(244, 248, 252, 0.72)"
+  >
+    <section class="toolbar-card">
+      <div class="toolbar-main">
+        <div class="toolbar-copy">
+          <h1>涨停连板概览</h1>
+          <p>默认展示最新交易日的连板概览，并回看近 30 个交易日的最高连板强度。</p>
+        </div>
+        <div class="toolbar-actions">
+          <el-date-picker
+            v-model="selectedDate"
+            type="date"
+            value-format="YYYY-MM-DD"
+            :disabled-date="disableDates"
+            :editable="false"
+            placeholder="选择交易日"
+            class="date-picker"
+          />
+          <el-button type="primary" :loading="pageLoading" :disabled="!selectedDate" @click="handleQuery">
+            查询
+          </el-button>
+        </div>
+      </div>
+
+      <div class="summary-grid">
+        <div class="summary-card">
+          <span class="summary-label">查询交易日</span>
+          <strong class="summary-value">{{ overview.trade_date || '--' }}</strong>
+        </div>
+        <div class="summary-card">
+          <span class="summary-label">最高连板</span>
+          <strong class="summary-value">{{ summary.max_board_count || 0 }}</strong>
+        </div>
+        <div class="summary-card">
+          <span class="summary-label">涨停总数</span>
+          <strong class="summary-value">{{ summary.limit_count || 0 }}</strong>
+        </div>
+        <div class="summary-card">
+          <span class="summary-label">分组数量</span>
+          <strong class="summary-value">{{ summary.group_count || 0 }}</strong>
+        </div>
+      </div>
+    </section>
+
+    <section class="heatmap-card">
+      <div class="section-head">
+        <div>
+          <h2>近 30 个交易日强度</h2>
+          <p>展示近 30 个交易日每天的最高连板数走势。</p>
+        </div>
+      </div>
+
+      <div id="strength-line-chart" class="strength-chart"></div>
+    </section>
+
+    <section
+      v-loading="detailLoading"
+      class="groups-card"
+      element-loading-text="正在刷新涨停明细..."
+      element-loading-background="rgba(255, 255, 255, 0.7)"
+    >
+      <div class="section-head">
+        <div>
+          <h2>涨停分组明细 <span class="detail-date">{{ detailTradeDateLabel }}</span></h2>
+          <p v-if="detailGroups.length">按连板高度从高到低展示当日涨停股票。</p>
+          <p v-else>当日无涨停数据。</p>
+        </div>
+      </div>
+
+      <div v-if="detailGroups.length" class="group-list">
+        <article v-for="group in detailGroups" :key="group.board_count" class="group-panel">
+          <header class="group-head">
+            <div class="group-title-wrap">
+              <span class="group-badge">{{ group.label }}</span>
+              <h3>{{ group.label }}</h3>
+            </div>
+            <span class="group-count">{{ group.count }} 只</span>
+          </header>
+
+          <div class="stock-grid">
+            <button
+              v-for="stock in group.stocks"
+              :key="stock.ts_code"
+              type="button"
+              class="stock-card"
+              @click="openKlineDialog(stock)"
+            >
+              <div class="stock-head">
+                <span class="stock-name">{{ stock.name }}</span>
+                <span class="stock-status">{{ stock.display_status }}</span>
+              </div>
+              <div class="stock-meta">
+                <span>{{ stock.symbol }}</span>
+                <span>{{ stock.market || 'A股' }}</span>
+              </div>
+              <div class="stock-metrics">
+                <span>收盘 {{ formatPrice(stock.close) }}</span>
+                <span :class="['pct', stock.pct_chg >= 0 ? 'up' : 'down']">
+                  {{ formatPct(stock.pct_chg) }}
+                </span>
+              </div>
+            </button>
+          </div>
+        </article>
+      </div>
+    </section>
+
+    <el-dialog
+      v-model="dialogVisible"
+      class="kline-dialog"
+      :title="dialogTitle"
+      :width="dialogWidth"
+      align-center
+      destroy-on-close
+      draggable
+      overflow
+      @closed="disposeChart"
+    >
+      <div id="limit-board-kline-chart" :style="{ width: '100%', height: `${chartHeight}px` }"></div>
+    </el-dialog>
+  </div>
+</template>
+
+<script setup>
+import { computed, onBeforeUnmount, onMounted, ref, nextTick } from 'vue'
+import * as echarts from 'echarts'
+import dayjs from 'dayjs'
+import { fetchTradeCalendar } from '@/composables/useTradeCalendar'
+import { getKlineData, getLimitBoardOverview } from '@/api/stock'
+
+const PHONE_BREAKPOINT = 820
+const IPAD_MINI_BREAKPOINT = 768
+const TABLET_BREAKPOINT = 1024
+
+const viewportWidth = ref(window.innerWidth)
+const selectedDate = ref('')
+const maxTradeDate = ref('')
+const openDates = ref([])
+const openDatesSet = ref(new Set())
+const pageLoading = ref(false)
+const detailLoading = ref(false)
+const overview = ref({
+  trade_date: '',
+  summary: {
+    max_board_count: 0,
+    limit_count: 0,
+    group_count: 0
+  },
+  recent_max_board_stats: [],
+  groups: []
+})
+const strengthSeries = ref([])
+const detailTradeDate = ref('')
+const detailGroups = ref([])
+
+const dialogVisible = ref(false)
+const dialogTitle = ref('')
+let strengthChartInstance = null
+let chartInstance = null
+
+const summary = computed(() => overview.value.summary || {})
+const isPhoneViewport = computed(() => viewportWidth.value <= PHONE_BREAKPOINT)
+const isIpadMiniViewport = computed(() => viewportWidth.value <= IPAD_MINI_BREAKPOINT)
+const isTabletViewport = computed(() => viewportWidth.value <= TABLET_BREAKPOINT)
+const detailTradeDateLabel = computed(() => detailTradeDate.value || overview.value.trade_date || '--')
+const dialogWidth = computed(() => {
+  if (isPhoneViewport.value) return '96%'
+  if (isIpadMiniViewport.value) return '94%'
+  if (isTabletViewport.value) return '92%'
+  return '84%'
+})
+const chartHeight = computed(() => {
+  if (isPhoneViewport.value) return 360
+  if (isIpadMiniViewport.value) return 420
+  if (isTabletViewport.value) return 460
+  return 560
+})
+
+onMounted(async () => {
+  window.addEventListener('resize', syncViewport)
+  await initializePage()
+})
+
+onBeforeUnmount(() => {
+  window.removeEventListener('resize', syncViewport)
+  disposeStrengthChart()
+  disposeChart()
+})
+
+const syncViewport = () => {
+  viewportWidth.value = window.innerWidth
+  strengthChartInstance?.resize()
+  chartInstance?.resize()
+}
+
+const initializePage = async () => {
+  pageLoading.value = true
+  try {
+    const calendar = await fetchTradeCalendar()
+    const { open_dates: dates = [], max_date: maxDate = '' } = calendar || {}
+
+    openDates.value = dates
+    openDatesSet.value = new Set(dates)
+    maxTradeDate.value = maxDate
+    selectedDate.value = maxDate
+
+    if (selectedDate.value) {
+      await fetchOverviewPage(selectedDate.value)
+    }
+  } catch (err) {
+    console.error('初始化涨停连板概览页失败', err)
+  } finally {
+    pageLoading.value = false
+  }
+}
+
+const disableDates = (time) => {
+  const date = dayjs(time).format('YYYY-MM-DD')
+  if (maxTradeDate.value && date > maxTradeDate.value) return true
+  return openDatesSet.value.size > 0 ? !openDatesSet.value.has(date) : false
+}
+
+const fetchOverviewPage = async (tradeDate) => {
+  const currentOverview = await getLimitBoardOverview({ trade_date: tradeDate })
+
+  overview.value = normalizeOverview(currentOverview, tradeDate)
+  strengthSeries.value = overview.value.recent_max_board_stats
+  detailTradeDate.value = overview.value.trade_date
+  detailGroups.value = overview.value.groups
+
+  await nextTick()
+  renderStrengthChart()
+}
+
+const fetchDetailGroups = async (tradeDate) => {
+  if (!tradeDate) return
+
+  detailLoading.value = true
+  try {
+    const detailOverview = await getLimitBoardOverview({ trade_date: tradeDate })
+    const normalized = normalizeOverview(detailOverview, tradeDate)
+    detailTradeDate.value = normalized.trade_date
+    detailGroups.value = normalized.groups
+  } catch (err) {
+    console.error('刷新涨停分组明细失败', err)
+  } finally {
+    detailLoading.value = false
+  }
+}
+
+const normalizeOverview = (data, fallbackTradeDate = '') => ({
+  trade_date: data?.trade_date || fallbackTradeDate,
+  summary: {
+    max_board_count: data?.summary?.max_board_count || 0,
+    limit_count: data?.summary?.limit_count || 0,
+    group_count: data?.summary?.group_count || 0
+  },
+  recent_max_board_stats: Array.isArray(data?.recent_max_board_stats)
+    ? data.recent_max_board_stats.map((item) => ({
+        trade_date: item?.trade_date || '',
+        max_board_count: Number(item?.max_board_count || 0)
+      }))
+    : [],
+  groups: Array.isArray(data?.groups) ? data.groups : []
+})
+
+const handleQuery = async () => {
+  if (!selectedDate.value) return
+
+  pageLoading.value = true
+  try {
+    await fetchOverviewPage(selectedDate.value)
+  } catch (err) {
+    console.error('查询涨停连板概览失败', err)
+  } finally {
+    pageLoading.value = false
+  }
+}
+
+const formatPrice = (value) => Number(value ?? 0).toFixed(2)
+
+const formatPct = (value) => {
+  const amount = Number(value ?? 0)
+  return `${amount > 0 ? '+' : ''}${amount.toFixed(2)}%`
+}
+
+const disposeStrengthChart = () => {
+  if (!strengthChartInstance) return
+  const chartDom = strengthChartInstance.getDom()
+  if (chartDom?._strengthClickHandler) {
+    chartDom.removeEventListener('click', chartDom._strengthClickHandler)
+    delete chartDom._strengthClickHandler
+  }
+  strengthChartInstance.dispose()
+  strengthChartInstance = null
+}
+
+const triggerDetailForDate = (tradeDate) => {
+  if (!tradeDate || tradeDate === detailTradeDate.value) return
+  fetchDetailGroups(tradeDate)
+}
+
+const triggerDetailForIndex = (dataIndex) => {
+  if (!Number.isInteger(dataIndex) || dataIndex < 0 || dataIndex >= strengthSeries.value.length) return
+  const clickedDate = strengthSeries.value[dataIndex]?.trade_date
+  triggerDetailForDate(clickedDate)
+}
+
+const renderStrengthChart = () => {
+  const chartDom = document.getElementById('strength-line-chart')
+  if (!chartDom) return
+
+  disposeStrengthChart()
+  strengthChartInstance = echarts.init(chartDom)
+
+  strengthChartInstance.setOption({
+    animation: false,
+    tooltip: {
+      trigger: 'item',
+      axisPointer: {
+        type: 'shadow',
+        lineStyle: {
+          color: '#8db4e8',
+          width: 1
+        }
+      },
+      formatter(point) {
+        const axisLabel = point?.name || point?.axisValueLabel || point?.axisValue || '--'
+        const boardCount = Number(point?.value ?? point?.data ?? 0)
+        return `
+          <div style="font-size:12px; min-width:128px;">
+            <b>${axisLabel}</b><br/>
+            最高连板数: ${boardCount}
+          </div>`
+      }
+    },
+    grid: { left: 42, right: 18, top: 30, bottom: 36 },
+    xAxis: {
+      type: 'category',
+      boundaryGap: false,
+      data: strengthSeries.value.map((item) => item.trade_date),
+      axisLabel: {
+        formatter(value) {
+          return dayjs(value).format('MM/DD')
+        }
+      }
+    },
+    yAxis: {
+      type: 'value',
+      minInterval: 1,
+      splitLine: {
+        lineStyle: {
+          color: '#e8eef6'
+        }
+      }
+    },
+    series: [
+      {
+        name: '近30日强度',
+        type: 'bar',
+        barMaxWidth: 22,
+        cursor: 'pointer',
+        itemStyle: {
+          color: '#6ea2e7',
+          borderRadius: [6, 6, 0, 0]
+        },
+        label: {
+          show: true,
+          position: 'top',
+          color: '#365c89',
+          fontSize: 12,
+          fontWeight: 600,
+          formatter({ value }) {
+            return Number(value ?? 0)
+          }
+        },
+        emphasis: {
+          itemStyle: {
+            color: '#3d7edb'
+          }
+        },
+        data: strengthSeries.value.map((item) => item.max_board_count),
+        z: 1
+      }
+    ]
+  })
+
+  strengthChartInstance.off('click')
+  strengthChartInstance.on('click', (params) => {
+    triggerDetailForIndex(params.dataIndex)
+  })
+
+  strengthChartInstance.resize()
+}
+
+const disposeChart = () => {
+  if (!chartInstance) return
+  chartInstance.dispose()
+  chartInstance = null
+}
+
+const openKlineDialog = async (stock) => {
+  dialogTitle.value = `${stock.name} (${stock.ts_code || stock.symbol}) - K线走势`
+  dialogVisible.value = true
+
+  try {
+    const rawData = await getKlineData(stock.ts_code || stock.symbol)
+
+    await nextTick()
+    const chartDom = document.getElementById('limit-board-kline-chart')
+    if (!chartDom) return
+
+    disposeChart()
+    chartInstance = echarts.init(chartDom)
+
+    const dates = rawData.map((item) => dayjs(item.trade_date).format('YYYY-MM-DD'))
+    const values = rawData.map((item) => [
+      item.open,
+      item.close,
+      item.low,
+      item.high,
+      item.pct_chg
+    ])
+
+    chartInstance.setOption({
+      animation: false,
+      tooltip: {
+        trigger: 'axis',
+        axisPointer: { type: 'cross' },
+        formatter(params) {
+          const point = params[0]
+          const currentItem = rawData[point.dataIndex] || {}
+          const pct = Number(currentItem.pct_chg || 0)
+          const color = pct >= 0 ? '#d9485f' : '#2f9e62'
+          return `
+            <div style="font-size:12px; min-width:128px;">
+              <b>${point.name}</b><hr style="margin:5px 0;border:none;border-top:1px solid #eee"/>
+              涨跌幅: <span style="color:${color};font-weight:bold;">${formatPct(pct)}</span><br/>
+              开盘价: ${formatPrice(currentItem.open)}<br/>
+              收盘价: ${formatPrice(currentItem.close)}<br/>
+              最低价: ${formatPrice(currentItem.low)}<br/>
+              最高价: ${formatPrice(currentItem.high)}
+            </div>`
+        }
+      },
+      grid: { left: 56, right: 28, top: 42, bottom: '12%' },
+      xAxis: { type: 'category', data: dates, scale: true, boundaryGap: false },
+      yAxis: { scale: true, splitArea: { show: true } },
+      dataZoom: [
+        { type: 'inside', start: 80, end: 100 },
+        { show: true, type: 'slider', top: '92%' }
+      ],
+      series: [
+        {
+          name: '日K',
+          type: 'candlestick',
+          data: values,
+          itemStyle: {
+            color: '#e85d75',
+            color0: '#45b37b',
+            borderColor: '#e85d75',
+            borderColor0: '#45b37b'
+          }
+        }
+      ]
+    })
+    chartInstance.resize()
+  } catch (err) {
+    console.error('加载K线详情失败', err)
+  }
+}
+</script>
+
+<style scoped>
+.limit-board-page {
+  min-height: 100vh;
+  padding: 20px;
+  box-sizing: border-box;
+  background: #f4f8fc;
+}
+
+.toolbar-card,
+.heatmap-card,
+.groups-card {
+  background: #ffffff;
+  border-radius: 18px;
+  box-shadow: 0 10px 30px rgba(34, 72, 118, 0.08);
+}
+
+.toolbar-card {
+  padding: 22px;
+  margin-bottom: 18px;
+}
+
+.toolbar-main {
+  display: flex;
+  align-items: flex-start;
+  justify-content: space-between;
+  gap: 18px;
+  margin-bottom: 18px;
+}
+
+.toolbar-copy h1,
+.section-head h2,
+.group-head h3 {
+  margin: 0;
+  color: #1f2a37;
+}
+
+.detail-date {
+  font-size: 14px;
+  font-weight: 500;
+  color: #68809d;
+}
+
+.toolbar-copy {
+  min-width: 0;
+}
+
+.toolbar-copy h1 {
+  font-size: 28px;
+  line-height: 1.2;
+}
+
+.toolbar-copy p,
+.section-head p {
+  margin: 6px 0 0;
+  color: #6b7a90;
+  font-size: 14px;
+  line-height: 1.6;
+}
+
+.toolbar-actions {
+  display: flex;
+  gap: 12px;
+  align-items: center;
+  flex-shrink: 0;
+}
+
+.date-picker {
+  width: 168px;
+}
+
+.summary-grid {
+  display: grid;
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+  gap: 12px;
+}
+
+.summary-card {
+  padding: 16px 18px;
+  border-radius: 14px;
+  background: linear-gradient(180deg, #f7fbff 0%, #eef5fd 100%);
+  border: 1px solid #e2ebf7;
+  min-height: 106px;
+  box-sizing: border-box;
+}
+
+.summary-label {
+  display: block;
+  font-size: 12px;
+  color: #77859d;
+  margin-bottom: 8px;
+}
+
+.summary-value {
+  font-size: 26px;
+  line-height: 32px;
+  color: #153a66;
+  word-break: break-word;
+}
+
+.heatmap-card,
+.groups-card {
+  padding: 22px;
+}
+
+.heatmap-card {
+  margin-bottom: 18px;
+}
+
+.section-head {
+  display: flex;
+  justify-content: space-between;
+  align-items: flex-start;
+  margin-bottom: 16px;
+}
+
+.strength-chart {
+  width: 100%;
+  height: 280px;
+}
+
+.group-list {
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+}
+
+.group-panel {
+  border: 1px solid #e5edf6;
+  border-radius: 16px;
+  padding: 18px;
+  background: #fbfdff;
+}
+
+.group-head {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: 14px;
+}
+
+.group-title-wrap {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.group-badge,
+.group-count,
+.stock-status {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  border-radius: 999px;
+  font-size: 12px;
+  font-weight: 600;
+}
+
+.group-badge {
+  min-width: 54px;
+  height: 28px;
+  padding: 0 12px;
+  color: #13559d;
+  background: #e4f0ff;
+}
+
+.group-count {
+  min-width: 56px;
+  height: 28px;
+  padding: 0 12px;
+  color: #627590;
+  background: #eff4fa;
+}
+
+.stock-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
+  gap: 12px;
+}
+
+.stock-card {
+  min-height: 132px;
+  border: 1px solid #dfe9f5;
+  border-radius: 14px;
+  padding: 14px;
+  text-align: left;
+  background: #ffffff;
+  cursor: pointer;
+  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
+}
+
+.stock-card:hover {
+  transform: translateY(-1px);
+  border-color: #9ec3f1;
+  box-shadow: 0 8px 22px rgba(58, 105, 165, 0.12);
+}
+
+.stock-head,
+.stock-meta,
+.stock-metrics {
+  display: flex;
+  justify-content: space-between;
+  align-items: flex-start;
+  gap: 12px;
+}
+
+.stock-head {
+  align-items: center;
+  margin-bottom: 12px;
+}
+
+.stock-name {
+  font-size: 16px;
+  font-weight: 700;
+  color: #1e2e45;
+  line-height: 1.35;
+  word-break: break-word;
+}
+
+.stock-status {
+  padding: 0 10px;
+  height: 26px;
+  color: #8a4b00;
+  background: #fff1d6;
+}
+
+.stock-meta,
+.stock-metrics {
+  color: #607289;
+  font-size: 13px;
+}
+
+.stock-meta {
+  margin-bottom: 8px;
+}
+
+.pct.up {
+  color: #d9485f;
+}
+
+.pct.down {
+  color: #2f9e62;
+}
+
+:deep(.el-input__wrapper),
+:deep(.el-input__inner) {
+  cursor: pointer !important;
+}
+
+:deep(.kline-dialog) {
+  max-width: 1200px;
+}
+
+:deep(.kline-dialog .el-overlay-dialog) {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding: 24px;
+  box-sizing: border-box;
+}
+
+:deep(.kline-dialog .el-dialog) {
+  border-radius: 18px;
+  overflow: hidden;
+}
+
+:deep(.kline-dialog .el-dialog__header) {
+  cursor: move;
+  margin-right: 0;
+  padding-bottom: 15px;
+  border-bottom: 1px solid #f0f3f7;
+}
+
+@media (max-width: 1024px) {
+  .limit-board-page {
+    padding: 16px;
+  }
+
+  .toolbar-main {
+    flex-direction: column;
+    align-items: stretch;
+  }
+
+  .toolbar-actions {
+    justify-content: flex-start;
+    flex-wrap: wrap;
+  }
+
+  .summary-grid {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  .strength-chart {
+    height: 240px;
+  }
+
+  .stock-grid {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+}
+
+@media (max-width: 768px) {
+  .limit-board-page {
+    padding: 14px;
+  }
+
+  .toolbar-card,
+  .heatmap-card,
+  .groups-card {
+    padding: 18px;
+    border-radius: 16px;
+  }
+
+  .toolbar-main {
+    gap: 14px;
+    margin-bottom: 16px;
+  }
+
+  .toolbar-copy h1 {
+    font-size: 24px;
+  }
+
+  .toolbar-actions {
+    width: 100%;
+    display: grid;
+    grid-template-columns: minmax(0, 1fr) 112px;
+    gap: 10px;
+  }
+
+  .date-picker {
+    width: 100%;
+  }
+
+  .summary-card {
+    min-height: 96px;
+    padding: 14px 16px;
+  }
+
+  .summary-value {
+    font-size: 22px;
+    line-height: 28px;
+  }
+
+  .strength-chart {
+    height: 228px;
+  }
+
+  .group-panel {
+    padding: 16px;
+  }
+
+  .group-head {
+    gap: 10px;
+  }
+
+  .stock-grid {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+    gap: 10px;
+  }
+
+  .stock-card {
+    min-height: 124px;
+    padding: 12px;
+  }
+
+  .stock-head,
+  .stock-meta,
+  .stock-metrics {
+    gap: 8px;
+  }
+
+  .stock-name {
+    font-size: 15px;
+  }
+}
+
+@media (max-width: 820px) {
+  .limit-board-page {
+    padding: 12px;
+  }
+
+  .toolbar-card,
+  .heatmap-card,
+  .groups-card {
+    border-radius: 14px;
+    padding: 16px;
+  }
+
+  .toolbar-main,
+  .toolbar-actions,
+  .group-head {
+    flex-direction: column;
+    align-items: stretch;
+  }
+
+  .toolbar-actions,
+  .date-picker {
+    width: 100%;
+  }
+
+  .summary-grid,
+  .stock-grid {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  .strength-chart {
+    height: 220px;
+  }
+
+  .stock-head,
+  .stock-meta,
+  .stock-metrics,
+  .group-title-wrap {
+    flex-wrap: wrap;
+  }
+}
+
+@media (max-width: 640px) {
+  .summary-grid,
+  .stock-grid {
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .toolbar-actions {
+    grid-template-columns: minmax(0, 1fr);
+  }
+}
+</style>