feat: CMA P1+P2 Round1 — 成本法对比+杜邦分析+本量利

frontend/src/views/ReportCenter.vue

@@ -14,6 +14,7 @@
           @change="onPeriodChange"
         />
         <el-button text size="small" :loading="loading" @click="loadAll">刷新</el-button>
+        <el-button type="primary" size="small" @click="openDupont">📊 杜邦分析</el-button>
       </div>
     </div>
 
@@ -326,6 +327,10 @@ function loadAll() {
   Promise.all([loadProfit(), loadBudget(), loadTrends(), loadBsc()]).finally(() => { loading.value = false })
 }
 
+function openDupont() {
+  window.open('/dupont-analysis', '_blank')
+}
+
 // ── ECharts 渲染 ──
 function renderTrendCharts() {
   import('echarts').then(echarts => {