diff --git a/frontend/src/api/index.ts b/frontend/src/api/index.ts
index 53f0b0e0..a05991ec 100644
--- a/frontend/src/api/index.ts
+++ b/frontend/src/api/index.ts
@@ -339,10 +339,20 @@ export const roleApi = {
 
 export const permissionApi = {
   getMenuTree: () => api.get('/permissions/menu-tree'),
+  getModules: () => api.get('/permissions/modules'),
+  getConfig: () => api.get('/permissions/config'),
+  saveConfig: (data: any) => api.put('/permissions/config', data),
   getUserRoles: () => api.get('/user-roles'),
   setUserRoles: (data: any) => api.post('/user-roles', data),
 }
 
+// ── KPI目标对齐（/alignment/* 由路由级 require_auth 保护，统一走本实例）──
+export const alignmentApi = {
+  getConfig: () => api.get('/alignment/config'),
+  saveConfig: (data: any) => api.post('/alignment/config', data),
+  getTree: (params?: any) => api.get('/alignment/tree', { params }),
+}
+
 export const kpiCausalityApi = {
   list: (params?: any) => api.get('/kpi-causality', { params }),
   get: (id: number) => api.get(`/kpi-causality/${id}`),
diff --git a/frontend/src/views/Dashboard.vue b/frontend/src/views/Dashboard.vue
index f4edd380..d637288c 100644
--- a/frontend/src/views/Dashboard.vue
+++ b/frontend/src/views/Dashboard.vue
@@ -271,8 +271,8 @@ import { ref, computed, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
 import { Loading, ArrowRight } from '@element-plus/icons-vue'
-import { dashboardApi, alertApi, aiSuggestionApi } from '../api/index'
-import axios from 'axios'
+import { dashboardApi, alertApi, aiSuggestionApi, notificationApi } from '../api/index'
+import api from '../api/index'
 import CountUp from '../components/CountUp.vue'
 import GrowthQuality from '../components/GrowthQuality.vue'
 import BEPBreakEvenCard from '../components/BEPBreakEvenCard.vue'
@@ -346,12 +346,7 @@ async function loadSuggestions() {
   suggestionsLoading.value = false
 }
 
-const aiApi = axios.create({ baseURL: '/api/cma', timeout: 30000 })
-aiApi.interceptors.request.use((config: any) => {
-  const token = localStorage.getItem('cma_token')
-  if (token) config.headers.Authorization = `Bearer ${token}`
-  return config
-})
+// AI 分析等接口统一走 api/index.ts 的共享实例（此前本地 aiApi 手拼 Bearer 已移除）
 
 const dimConfig: Record<string, { icon: string; color: string; name: string }> = {
   finance: { icon: '💰', color: '#409eff', name: '财务维度' },
@@ -423,8 +418,8 @@ async function loadKPIAnalysis() {
   if (!selectedKPI.value?.id) return
   loadingDetail.value = true
   try {
-    const r: any = await aiApi.get(`/ai/kpi-analysis/${selectedKPI.value.id}`)
-    selectedKPIDetail.value = r.data?.analysis || r.analysis || '暂无分析结果'
+    const r: any = await api.get(`/ai/kpi-analysis/${selectedKPI.value.id}`)
+    selectedKPIDetail.value = r?.analysis || '暂无分析结果'
   } catch { selectedKPIDetail.value = 'AI分析请求失败' }
   loadingDetail.value = false
 }
@@ -432,8 +427,8 @@ async function loadKPIAnalysis() {
 async function refreshAnalysis() {
   aiLoading.value = true
   try {
-    const r: any = await aiApi.get('/ai/dashboard-analysis', { params: { role: userRole.value } })
-    aiAnalysis.value = r.data?.analysis || r.analysis || '暂无分析'
+    const r: any = await api.get('/ai/dashboard-analysis', { params: { role: userRole.value } })
+    aiAnalysis.value = r?.analysis || '暂无分析'
     // 建议列表从服务端拉取（含dashboard分析自动生成的规则建议）
     await loadSuggestions()
   } catch { aiAnalysis.value = 'AI分析暂时不可用' }
@@ -482,10 +477,8 @@ async function loadData() {
       finSummary.value = (r as any)?.summary || {}
       dataRange.value = (r as any)?.period || ''
     } else if (userRole.value === 'it') {
-      // 鉴权收口（cma-api-auth-surface-audit-20260914）：/notifications/channels 已要求 Bearer
-      const channelRes = await axios.get('/api/cma/notifications/channels', {
-        headers: { 'Authorization': `Bearer ${localStorage.getItem('cma_token')}` },
-      }).then(r => r.data)
+      // 鉴权收口（cma-api-auth-surface-audit-20260914）+ 实例统一（2026-09-15）：走共享实例，Bearer 由拦截器注入
+      const channelRes: any = await notificationApi.list()
       enabledChannels.value = channelRes.data?.filter((c: any) => c.enabled).length || 0
     }
   } catch (e) { console.error('加载数据失败:', e) }
diff --git a/frontend/src/views/DataClassification.vue b/frontend/src/views/DataClassification.vue
index 6583d874..9a0cb6d5 100644
--- a/frontend/src/views/DataClassification.vue
+++ b/frontend/src/views/DataClassification.vue
@@ -176,14 +176,8 @@
 <script setup lang="ts">
 import { ref, computed, onMounted } from 'vue'
 import { ElMessage } from 'element-plus'
-import axios from 'axios'
-
-const api = axios.create({ baseURL: '/api/cma', timeout: 30000 })
-api.interceptors.request.use((config: any) => {
-  const token = localStorage.getItem('cma_token')
-  if (token) config.headers.Authorization = `Bearer ${token}`
-  return config
-})
+// 统一走 api/index.ts 的 axios 实例（拦截器自动带 Bearer / 401 跳登录）
+import api from '../api/index'
 
 const userRole = computed(() => (localStorage.getItem('cma_role') || 'finance'))
 const canWrite = computed(() => ['ceo', 'finance', 'it'].includes(userRole.value))
@@ -221,7 +215,7 @@ function dimLabel(d: string) {
 async function loadStats() {
   try {
     const r = await api.get('/data-classification/stats')
-    stats.value = (r as any).data || {}
+    stats.value = (r as any) || {}
   } catch (e) {
     stats.value = {}
   }
@@ -236,7 +230,7 @@ async function loadInventory() {
     if (onlyImportant.value) params.important = 1
     if (keyword.value) params.keyword = keyword.value
     const r = await api.get('/data-classification/inventory', { params })
-    const d = (r as any).data || {}
+    const d = (r as any) || {}
     items.value = d.items || []
     totalItems.value = d.total || 0
     markedCount.value = (d.stats || {}).marked || 0
@@ -251,7 +245,7 @@ async function loadInventory() {
 async function loadIndustryRef() {
   try {
     const r = await api.get('/data-classification/industry-reference')
-    industryRef.value = (r as any).data?.items || []
+    industryRef.value = (r as any)?.items || []
   } catch (e) {
     industryRef.value = []
   }
@@ -322,7 +316,7 @@ async function doExport() {
     if (filterLevel.value) params.data_level = filterLevel.value
     if (onlyImportant.value) params.important = 1
     const r: any = await api.get('/data-classification/export', { params, responseType: 'blob' })
-    const blob = r.data
+    const blob = r
     const url = window.URL.createObjectURL(blob)
     const a = document.createElement('a')
     a.href = url
diff --git a/frontend/src/views/DupontAnalysis.vue b/frontend/src/views/DupontAnalysis.vue
index 90c7f092..46820890 100644
--- a/frontend/src/views/DupontAnalysis.vue
+++ b/frontend/src/views/DupontAnalysis.vue
@@ -112,21 +112,14 @@
 
 <script setup lang="ts">
 import { ref, onMounted } from 'vue'
-import axios from 'axios'
 import { sessionEntityName } from '../utils/entity'
+// 统一走 api/index.ts 的 axios 实例（拦截器自动带 Bearer / 401 跳登录；语义同为「已剥层」）
+import api from '../api/index'
 
 const loading = ref(false)
 const entityLabel = ref(sessionEntityName())
 const data = ref<any>({})
 
-const api = axios.create({ baseURL: '/api/cma', timeout: 15000 })
-api.interceptors.request.use((config: any) => {
-  const token = localStorage.getItem('cma_token')
-  if (token) config.headers.Authorization = `Bearer ${token}`
-  return config
-})
-api.interceptors.response.use((r: any) => r.data, (e: any) => Promise.reject(e))
-
 function formatPct(val: number): string {
   if (val === null || val === undefined) return '-'
   return val.toFixed(2)
diff --git a/frontend/src/views/KPIAlignment.vue b/frontend/src/views/KPIAlignment.vue
index 5e31a2c2..6c094e9c 100644
--- a/frontend/src/views/KPIAlignment.vue
+++ b/frontend/src/views/KPIAlignment.vue
@@ -137,6 +137,8 @@
 import { ref, computed, onMounted } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
+// 统一走 api/index.ts 的 axios 实例（拦截器自动带 Bearer / 401 跳登录）
+import { alignmentApi, mapApi } from '../api/index'
 
 const route = useRoute()
 const router = useRouter()
@@ -156,10 +158,8 @@ const selectedMapId = ref<number | null>(null)
 
 async function loadMapList() {
   try {
-    const token = localStorage.getItem('cma_token')
-    const r = await fetch('/api/cma/maps', {
-      headers: { 'Authorization': `Bearer ${token}` },
-    }).then(r => r.json())
+    // 统一走 api 实例（Bearer 由拦截器注入，不再手拼 header）
+    const r: any = await mapApi.list()
     mapList.value = r.data || []
   } catch {}
 }
@@ -271,11 +271,8 @@ const devClass = (d: any) => {
 
 async function loadConfig() {
   try {
-    // 鉴权收口（cma-api-auth-surface-audit-20260914）：/alignment/* 已要求 Bearer，补 token
-    const token = localStorage.getItem('cma_token')
-    const r = await fetch('/api/cma/alignment/config', {
-      headers: { 'Authorization': `Bearer ${token}` },
-    }).then(r => r.json())
+    // 统一走 api 实例（Bearer 由拦截器注入）
+    const r: any = await alignmentApi.getConfig()
     alignModes.value = r.modes || []
     alignConfigured.value = r.configured || false
     if (r.configured && r.mode) {
@@ -291,12 +288,8 @@ async function saveAlignConfig() {
   if (!selectedMode.value) return
   saving.value = true
   try {
-    const token = localStorage.getItem('cma_token')
-    await fetch('/api/cma/alignment/config', {
-      method: 'POST',
-      headers: { 'Content-Type': 'application/json', 'Authorization': `'Bearer ' + token` },
-      body: JSON.stringify({ mode: selectedMode.value }),
-    }).then(r => r.json())
+    // 修复：原 `'Bearer ' + token` 模板字面量 bug（header 值被写死成字面量 → 必 401）
+    await alignmentApi.saveConfig({ mode: selectedMode.value })
     ElMessage.success('对齐模式已设置')
     currentMode.value = alignModes.value.find(m => m.key === selectedMode.value) || null
     alignConfigured.value = true
@@ -309,12 +302,7 @@ async function saveAlignConfig() {
 async function loadTree() {
   loading.value = true
   try {
-    const token = localStorage.getItem('cma_token')
-    let url = '/api/cma/alignment/tree'
-    if (selectedMapId.value) url += `?map_id=${selectedMapId.value}`
-    const r = await fetch(url, {
-      headers: { 'Authorization': `'Bearer ' + token` },
-    }).then(r => r.json())
+    const r: any = await alignmentApi.getTree(selectedMapId.value ? { map_id: selectedMapId.value } : undefined)
     treeData.value = r
   } catch (e: any) {
     ElMessage.error(e.message || '加载失败')
diff --git a/frontend/src/views/MpmCalculator.vue b/frontend/src/views/MpmCalculator.vue
index 634ddce7..7987078f 100644
--- a/frontend/src/views/MpmCalculator.vue
+++ b/frontend/src/views/MpmCalculator.vue
@@ -155,14 +155,8 @@
 <script setup lang="ts">
 import { ref, watch } from 'vue'
 import { ElMessage } from 'element-plus'
-import axios from 'axios'
-
-const api = axios.create({ baseURL: '/api/cma', timeout: 30000 })
-api.interceptors.request.use((config: any) => {
-  const token = localStorage.getItem('cma_token')
-  if (token) config.headers.Authorization = `Bearer ${token}`
-  return config
-})
+// 统一走 api/index.ts 的 axios 实例（拦截器自动带 Bearer / 401 跳登录）
+import api from '../api/index'
 
 // ── 状态 ──
 const period = ref('2026-06')
@@ -243,7 +237,7 @@ async function calculate() {
       })),
     }
     const r = await api.post('/reports/mpm-calculate', payload)
-    result.value = (r as any).data || {}
+    result.value = (r as any) || {}
   } catch (e) {
     ElMessage.error('计算失败，请检查参数')
     result.value = null
diff --git a/frontend/src/views/ReportCenter.vue b/frontend/src/views/ReportCenter.vue
index 22961dc2..3984a90f 100644
--- a/frontend/src/views/ReportCenter.vue
+++ b/frontend/src/views/ReportCenter.vue
@@ -619,7 +619,8 @@
 <script setup lang="ts">
 import { ref, reactive, computed, onMounted, nextTick } from 'vue'
 import { ElMessage } from 'element-plus'
-import axios from 'axios'
+// 统一走 api/index.ts 的 axios 实例（拦截器自动带 Bearer / 统一 401 跳登录 / 超时提示）
+import api from '../api/index'
 import { getFixedEntityId } from '../utils/entity'
 
 // ── 状态 ──
@@ -644,13 +645,7 @@ function getEntityId() {
   return Number(localStorage.getItem('cma_entity_id') || currentEntityId.value || 1)
 }
 
-// API 配置
-const api = axios.create({ baseURL: '/api/cma', timeout: 30000 })
-api.interceptors.request.use((config: any) => {
-  const token = localStorage.getItem('cma_token')
-  if (token) config.headers.Authorization = `Bearer ${token}`
-  return config
-})
+// API 配置：统一使用 api/index.ts 的共享实例（本地 axios 实例 + 手拼 Bearer 已移除）
 
 // ── 报表1：管理利润表 ──
 const profitItems = ref<any[]>([])
@@ -688,7 +683,7 @@ async function loadNew30() {
       params.format = 'new'
     }
     const r = await api.get('/reports/profit-statement', { params })
-    const d = (r as any).data || {}
+    const d = (r as any) || {}
 
     if (new30Format.value === 'dual') {
       dualComparisonData.value = d
@@ -749,7 +744,7 @@ async function loadStatutory() {
   statutoryLoading.value = true
   try {
     const r = await api.get('/reports/statutory', { params: { period: reportPeriod.value, entity_id: getEntityId() } })
-    const d = (r as any).data || {}
+    const d = (r as any) || {}
     statutoryData.value = d
     statutoryDemoMode.value = !d.cash_flow?.all_items_have_data
   } catch (e) {
@@ -762,11 +757,11 @@ async function loadStatutory() {
 async function exportStatutory() {
   exporting.value = true
   try {
-    const token = localStorage.getItem('cma_token') || ''
-    const url = `/api/cma/reports/statutory/export?period=${reportPeriod.value}&entity_id=${getEntityId()}`
-    const resp = await fetch(url, { headers: { 'Authorization': `Bearer ${token}` } })
-    if (!resp.ok) throw new Error('导出失败')
-    const blob = await resp.blob()
+    // 统一走 api 实例（responseType=blob；Bearer 由拦截器注入，非 2xx 直接 reject）
+    const blob: any = await api.get('/reports/statutory/export', {
+      params: { period: reportPeriod.value, entity_id: getEntityId() },
+      responseType: 'blob',
+    })
     const a = document.createElement('a')
     a.href = URL.createObjectURL(blob)
     a.download = `对外法定报表_${reportPeriod.value}.xlsx`
@@ -811,7 +806,7 @@ async function loadRestatement() {
   loadingRestatement.value = true
   try {
     const r = await api.get('/reports/restatement', { params: { period: reportPeriod.value, entity_id: getEntityId() } })
-    const d = (r as any).data || {}
+    const d = (r as any) || {}
     restatementItems.value = d.items || []
     restatementSummary.value = d.summary || null
     restatementNetProfit.value = d.net_profit_comparison || null
@@ -864,7 +859,7 @@ function onPeriodChange() {
 async function loadProfit() {
   try {
     const r = await api.get('/reports/profit-summary', { params: { period: reportPeriod.value, entity_id: getEntityId() } })
-    profitItems.value = (r as any).data?.items || []
+    profitItems.value = (r as any)?.items || []
   } catch { profitItems.value = [] }
 }
 
@@ -874,7 +869,7 @@ async function loadBudget() {
     if (budgetDim.value) params.dimension = budgetDim.value
     if (budgetLevel.value) params.alert_level = budgetLevel.value
     const r = await api.get('/reports/budget-execution', { params })
-    const d = (r as any).data || {}
+    const d = (r as any) || {}
     budgetSummary.value = d.summary || {}
     budgetItems.value = d.items || []
   } catch { budgetItems.value = [] }
@@ -925,7 +920,7 @@ async function loadProforma() {
       cash: '/reports/proforma/cash-flow',
     }
     const r = await api.get(map[proformaType.value], { params: { period: reportPeriod.value, entity_id: getEntityId() } })
-    proformaData.value = (r as any).data || {}
+    proformaData.value = (r as any) || {}
   } catch (e) {
     proformaData.value = null
     ElMessage.error('加载预编报表失败')
@@ -953,7 +948,7 @@ async function loadTrends() {
     if (trendKpiId.value) params.kpi_id = trendKpiId.value
     else if (trendDim.value) params.dimension = trendDim.value
     const r = await api.get('/reports/kpi-trends', { params })
-    trendData.value = (r as any).data?.data || []
+    trendData.value = (r as any)?.data || []
     nextTick(() => renderTrendCharts())
   } catch { trendData.value = [] }
 }
@@ -961,14 +956,14 @@ async function loadTrends() {
 async function loadBsc() {
   try {
     const r = await api.get('/reports/bsc-scorecard', { params: { period: reportPeriod.value, entity_id: getEntityId() } })
-    bscData.value = (r as any).data || {}
+    bscData.value = (r as any) || {}
   } catch { bscData.value = {} }
 }
 
 async function loadKpiOptions() {
   try {
     const r = await api.get('/kpis', { params: { page_size: 100, entity_id: getEntityId() } })
-    kpiOptions.value = (r as any).data?.data || []
+    kpiOptions.value = (r as any)?.data || []
   } catch {}
 }
 
diff --git a/frontend/src/views/RolePermissions.vue b/frontend/src/views/RolePermissions.vue
index ebbd31db..ee592c5f 100644
--- a/frontend/src/views/RolePermissions.vue
+++ b/frontend/src/views/RolePermissions.vue
@@ -141,6 +141,8 @@
 <script setup lang="ts">
 import { ref, onMounted, computed } from 'vue'
 import { ElMessage, ElMessageBox } from 'element-plus'
+// 统一走 api/index.ts 的 axios 实例（拦截器自动带 Bearer / 401 跳登录）
+import { permissionApi, alignmentApi } from '../api/index'
 
 // ── Tab 控制 ──
 const activeTab = ref('permissions')
@@ -200,14 +202,10 @@ function toggleAction(role: string, actionKey: string, value: boolean) {
 async function savePermConfig() {
   saving.value = true
   try {
-    const token = localStorage.getItem('cma_token')
-    await fetch('/api/cma/permissions/config', {
-      method: 'PUT',
-      headers: { 'Content-Type': 'application/json', 'Authorization': `Bearer ${token}` },
-      body: JSON.stringify({
-        route_permissions: routePerms.value,
-        action_permissions: actionPerms.value,
-      }),
+    // 统一走 api 实例（Bearer 由拦截器注入，不再手拼 header）
+    await permissionApi.saveConfig({
+      route_permissions: routePerms.value,
+      action_permissions: actionPerms.value,
     })
     ElMessage.success('权限配置已保存')
     permSaved.value = true
@@ -217,13 +215,8 @@ async function savePermConfig() {
 
 async function resetPermConfig() {
   try { await ElMessageBox.confirm('确定恢复默认权限配置？', '确认', { center: true }) } catch { return }
-  const token = localStorage.getItem('cma_token')
   try {
-    await fetch('/api/cma/permissions/config', {
-      method: 'PUT',
-      headers: { 'Content-Type': 'application/json', 'Authorization': `Bearer ${token}` },
-      body: JSON.stringify({})
-    })
+    await permissionApi.saveConfig({})
     ElMessage.success('已恢复默认')
     loadPermData()
   } catch { ElMessage.error('恢复失败') }
@@ -231,12 +224,9 @@ async function resetPermConfig() {
 
 async function loadPermData() {
   try {
-    // 鉴权收口（cma-api-auth-surface-audit-20260914）：/permissions/* 已要求 Bearer，补 token
-    const token = localStorage.getItem('cma_token')
-    const authHeaders = { 'Authorization': `Bearer ${token}` }
-    const [modRes, cfgRes] = await Promise.all([
-      fetch('/api/cma/permissions/modules', { headers: authHeaders }).then(r => r.json()),
-      fetch('/api/cma/permissions/config', { headers: authHeaders }).then(r => r.json()),
+    const [modRes, cfgRes]: any[] = await Promise.all([
+      permissionApi.getModules(),
+      permissionApi.getConfig(),
     ])
     modules.value = modRes.modules || []
     actions.value = modRes.actions || []
@@ -275,11 +265,8 @@ function feedsLabel(feeds: string[] | null) {
 
 async function loadAlignmentConfig() {
   try {
-    // 鉴权收口（cma-api-auth-surface-audit-20260914）：/alignment/* 已要求 Bearer，补 token
-    const token = localStorage.getItem('cma_token')
-    const r = await fetch('/api/cma/alignment/config', {
-      headers: { 'Authorization': `Bearer ${token}` },
-    }).then(r => r.json())
+    // 统一走 api 实例（Bearer 由拦截器注入）
+    const r: any = await alignmentApi.getConfig()
     alignmentModes.value = r.modes || []
     alignConfigured.value = r.configured || false
     currentMode.value = null
@@ -295,12 +282,7 @@ async function saveAlignmentConfig() {
   if (!selectedMode.value) return
   savingAlign.value = true
   try {
-    const token = localStorage.getItem('cma_token')
-    const r = await fetch('/api/cma/alignment/config', {
-      method: 'POST',
-      headers: { 'Content-Type': 'application/json', 'Authorization': `Bearer ${token}` },
-      body: JSON.stringify({ mode: selectedMode.value }),
-    }).then(r => r.json())
+    const r: any = await alignmentApi.saveConfig({ mode: selectedMode.value })
     ElMessage.success(r.message || '对齐模式已设置')
     loadAlignmentConfig()
     showSelector.value = false
@@ -311,10 +293,7 @@ async function saveAlignmentConfig() {
 async function previewTree() {
   loadingTree.value = true
   try {
-    const token = localStorage.getItem('cma_token')
-    const r = await fetch('/api/cma/alignment/tree', {
-      headers: { 'Authorization': `Bearer ${token}` },
-    }).then(r => r.json())
+    const r: any = await alignmentApi.getTree()
     treeData.value = r
   } catch (e: any) {
     ElMessage.error(e.message || '加载失败')
diff --git a/frontend/src/views/SubjectManage.vue b/frontend/src/views/SubjectManage.vue
index 875bc670..b369511c 100644
--- a/frontend/src/views/SubjectManage.vue
+++ b/frontend/src/views/SubjectManage.vue
@@ -99,14 +99,8 @@
 <script setup lang="ts">
 import { ref, onMounted } from 'vue'
 import { ElMessage, ElMessageBox } from 'element-plus'
-import axios from 'axios'
-
-const api = axios.create({ baseURL: '/api/cma', timeout: 30000 })
-api.interceptors.request.use((config: any) => {
-  const token = localStorage.getItem('cma_token')
-  if (token) config.headers.Authorization = `Bearer ${token}`
-  return config
-})
+// 统一走 api/index.ts 的 axios 实例（拦截器自动带 Bearer / 401 跳登录）
+import api from '../api/index'
 
 const loading = ref(false)
 const subjects = ref<any[]>([])
@@ -127,7 +121,7 @@ async function loadSubjects() {
     if (filterCategory.value) params.category = filterCategory.value
     if (keyword.value) params.keyword = keyword.value
     const r = await api.get('/subjects', { params })
-    const d = (r as any).data || {}
+    const d = (r as any) || {}
     subjects.value = d.data || []
     totalSubjects.value = d.total || 0
   } catch (e) {