diff --git a/frontend/src/views/factor/LeaderboardDetail.vue b/frontend/src/views/factor/LeaderboardDetail.vue
index 86bf737..b8b7120 100644
--- a/frontend/src/views/factor/LeaderboardDetail.vue
+++ b/frontend/src/views/factor/LeaderboardDetail.vue
@@ -1,10 +1,11 @@
 <script setup lang="ts">
 import { ref, onMounted, watch, nextTick, computed } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
-import { getEvalDetail, type EvalDetail } from '@/api/factor'
+import { getEvalDetail, submitFactor, type EvalDetail } from '@/api/factor'
 import { useChart } from '@/composables/useChart'
 import { darkTitle, darkTooltip, darkGrid, darkAxis, BRAND } from '@/utils/echartsDark'
 import { useFactorCompareStore } from '@/stores/factorCompare'
+import { ElMessage } from 'element-plus'
 import type { EChartsCoreOption } from 'echarts'
 
 const route = useRoute()
@@ -47,6 +48,38 @@ function toggleCompare() {
   compareStore.toggle(detail.value.factor, route.query.run ? String(route.query.run) : undefined)
 }
 
+// —— 一键生成 tears(方案A):排行榜数据没有分层序列,tears 要跑一次 alphalens 分析
+// (固定 30 只跨行业样本 × 近 2.5 年,分钟级),跑完结果页即新版 ECharts tears。
+
+const TEARS_SAMPLE_SYMBOLS = [
+  '600519', '000858', '600036', '601318', '000001', '600000', '300750', '002594',
+  '600276', '000538', '600887', '000651', '000333', '600690', '000725', '002415',
+  '600030', '601166', '600028', '601857', '600585', '000625', '601633', '002352',
+  '600104', '601398', '600941', '300059', '002230', '601888',
+]
+const TEARS_SAMPLE_SPAN = { start: '2024-01-01', end: '2026-06-30' }
+
+const tearsSubmitting = ref(false)
+
+async function generateTears() {
+  if (!detail.value || tearsSubmitting.value) return
+  tearsSubmitting.value = true
+  try {
+    const tid = await submitFactor({
+      symbols: TEARS_SAMPLE_SYMBOLS,
+      factor_names: [detail.value.factor],
+      start: TEARS_SAMPLE_SPAN.start,
+      end: TEARS_SAMPLE_SPAN.end,
+    })
+    ElMessage.success('tears 分析已发起(30 只样本 · 约 1~3 分钟)')
+    router.push(`/factor/progress/${tid}`)
+  } catch {
+    ElMessage.error('tears 分析提交失败')
+  } finally {
+    tearsSubmitting.value = false
+  }
+}
+
 const currentMetrics = computed(() => {
   if (!detail.value?.metrics) return null
   const metrics = detail.value.metrics as Record<string, unknown>
@@ -314,7 +347,10 @@ function pct(val: number | null | undefined): string {
 
       <!-- Actions -->
       <div class="actions">
-        <button class="btn primary" @click="goToNewFactor">查看完整 tears 报告</button>
+        <button class="btn primary" :disabled="tearsSubmitting" @click="generateTears">
+          {{ tearsSubmitting ? '发起中…' : '生成 tears 报告' }}
+        </button>
+        <button class="btn" @click="goToNewFactor">自选样本分析</button>
         <button class="btn" :class="{ chosen: inCompare }" @click="toggleCompare">
           {{ inCompare ? '✓ 已加入对比' : '加入对比' }}
         </button>