feat: 驱动因子计划 — 模式切换+行业包+敏感性分析

frontend/src/views/BudgetManagement.vue

@@ -238,6 +238,10 @@
         </div>
       </el-tab-pane>
 
+      <el-tab-pane label="驱动因子预算" name="driver">
+        <DriverFactorBudget />
+      </el-tab-pane>
+
       <el-tab-pane label="持续规划" name="rolling">
         <el-tabs v-model="rollingTab" type="border-card" style="margin-top:4px;">
           <el-tab-pane label="实际vs预测对比" name="comparison">
@@ -428,6 +432,7 @@ import { ref, onMounted, computed, watch, nextTick } from 'vue'
 import { ElMessage, ElMessageBox } from 'element-plus'
 import { budgetApi, kpiApi, mapApi, actionPlanApi } from '../api/index'
 import MyDialog from '../components/MyDialog.vue'
+import DriverFactorBudget from '../components/DriverFactorBudget.vue'
 
 const activeTab = ref('input')
 const currentYear = new Date().getFullYear()
@@ -897,6 +902,9 @@ watch(activeTab, (tab) => {
   else if (tab === 'versions') loadVersions()
   else if (tab === 'execution') loadExecutionReport()
   else if (tab === 'method') refreshMethodComparison()
+  else if (tab === 'driver') {
+    // DriverFactorBudget handles its own loading on mount
+  }
   else if (tab === 'rolling') {
     loadComparison()
     loadDeviationAlerts()