diff --git a/frontend/nginx.conf b/frontend/nginx.conf
index 64b00e1..e56a400 100644
--- a/frontend/nginx.conf
+++ b/frontend/nginx.conf
@@ -5,7 +5,7 @@ server {
     index index.html;
 
     location /api/ {
-        proxy_pass http://airgate-backend:8100;
+        proxy_pass http://backend:8100;
         proxy_set_header Host $host;
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
diff --git a/frontend/src/layouts/MainLayout.vue b/frontend/src/layouts/MainLayout.vue
index 8d2406a..137d154 100644
--- a/frontend/src/layouts/MainLayout.vue
+++ b/frontend/src/layouts/MainLayout.vue
@@ -4,41 +4,56 @@
       <div class="logo">AirGate</div>
       <el-menu :default-active="route.path" router background-color="#1d1e2c"
                text-color="#a0a3bd" active-text-color="#fff">
-        <el-menu-item index="/">
-          <el-icon><Monitor /></el-icon>
-          <span>仪表盘</span>
-        </el-menu-item>
-        <el-menu-item index="/iam-users">
-          <el-icon><User /></el-icon>
-          <span>子账号管理</span>
-        </el-menu-item>
-        <el-menu-item index="/ark-keys">
-          <el-icon><Key /></el-icon>
-          <span>API Key 管理</span>
-        </el-menu-item>
-        <el-menu-item index="/billing">
-          <el-icon><Wallet /></el-icon>
-          <span>消费监控</span>
-        </el-menu-item>
-        <el-menu-item index="/alerts">
-          <el-icon><Bell /></el-icon>
-          <span>告警记录</span>
-        </el-menu-item>
-        <el-menu-item index="/settings">
-          <el-icon><Setting /></el-icon>
-          <span>系统设置</span>
-        </el-menu-item>
-        <el-menu-item index="/admin">
-          <el-icon><Tools /></el-icon>
-          <span>系统管理</span>
-        </el-menu-item>
+
+        <!-- Admin menus -->
+        <template v-if="auth.isAdmin">
+          <el-menu-item index="/dashboard">
+            <el-icon><Monitor /></el-icon>
+            <span>仪表盘</span>
+          </el-menu-item>
+          <el-menu-item index="/iam-users">
+            <el-icon><User /></el-icon>
+            <span>子账号管理</span>
+          </el-menu-item>
+          <el-menu-item index="/ark-keys">
+            <el-icon><Key /></el-icon>
+            <span>API Key 管理</span>
+          </el-menu-item>
+          <el-menu-item index="/billing">
+            <el-icon><Wallet /></el-icon>
+            <span>消费监控</span>
+          </el-menu-item>
+          <el-menu-item index="/alerts">
+            <el-icon><Bell /></el-icon>
+            <span>告警记录</span>
+          </el-menu-item>
+          <el-menu-item index="/settings">
+            <el-icon><Setting /></el-icon>
+            <span>系统设置</span>
+          </el-menu-item>
+          <el-menu-item index="/admin">
+            <el-icon><Tools /></el-icon>
+            <span>系统管理</span>
+          </el-menu-item>
+        </template>
+
+        <!-- IAM User (sub-account) menus -->
+        <template v-else>
+          <el-menu-item index="/my-keys">
+            <el-icon><Key /></el-icon>
+            <span>我的 API Key</span>
+          </el-menu-item>
+        </template>
       </el-menu>
     </el-aside>
 
     <el-container>
       <el-header style="display: flex; align-items: center; justify-content: flex-end;
                          background: #fff; border-bottom: 1px solid #eee; height: 56px;">
-        <span style="margin-right: 16px; color: #666;">{{ auth.user?.username }}</span>
+        <el-tag v-if="auth.isIamUser" type="info" size="small" style="margin-right: 12px;">子账号</el-tag>
+        <span style="margin-right: 16px; color: #666;">
+          {{ auth.user?.display_name || auth.user?.username }}
+        </span>
         <el-button text @click="handleLogout">退出登录</el-button>
       </el-header>
       <el-main style="background: #f5f7fa; padding: 24px;">
diff --git a/frontend/src/router/index.js b/frontend/src/router/index.js
index 29c7ff2..5f7cb7e 100644
--- a/frontend/src/router/index.js
+++ b/frontend/src/router/index.js
@@ -12,13 +12,22 @@ const routes = [
     path: '/',
     component: () => import('../layouts/MainLayout.vue'),
     children: [
-      { path: '', name: 'Dashboard', component: () => import('../views/dashboard/DashboardView.vue') },
+      // Dynamic home: admin sees Dashboard, iam_user sees MyKeys
+      {
+        path: '',
+        name: 'Home',
+        component: () => import('../views/HomeRedirect.vue'),
+      },
+      // Admin routes
+      { path: 'dashboard', name: 'Dashboard', component: () => import('../views/dashboard/DashboardView.vue') },
       { path: 'iam-users', name: 'IAMUsers', component: () => import('../views/iam/IAMUserList.vue') },
       { path: 'billing', name: 'Billing', component: () => import('../views/billing/BillingView.vue') },
       { path: 'alerts', name: 'Alerts', component: () => import('../views/alerts/AlertList.vue') },
       { path: 'ark-keys', name: 'ArkKeys', component: () => import('../views/ark/ArkKeysView.vue') },
       { path: 'settings', name: 'Settings', component: () => import('../views/settings/SettingsView.vue') },
       { path: 'admin', name: 'Admin', component: () => import('../views/admin/AdminView.vue') },
+      // IAM user (sub-account) routes
+      { path: 'my-keys', name: 'MyKeys', component: () => import('../views/portal/MyKeysView.vue') },
     ],
   },
 ]
diff --git a/frontend/src/stores/auth.js b/frontend/src/stores/auth.js
index fff08d1..3c8f32d 100644
--- a/frontend/src/stores/auth.js
+++ b/frontend/src/stores/auth.js
@@ -7,13 +7,15 @@ export const useAuthStore = defineStore('auth', () => {
   const user = ref(JSON.parse(localStorage.getItem('airgate_user') || 'null'))
 
   const isLoggedIn = computed(() => !!token.value)
+  const isAdmin = computed(() => user.value?.role !== 'iam_user')
+  const isIamUser = computed(() => user.value?.role === 'iam_user')
 
   function setAuth(data) {
     token.value = data.access
-    refreshToken.value = data.refresh
+    refreshToken.value = data.refresh || ''
     user.value = data.user
     localStorage.setItem('airgate_token', data.access)
-    localStorage.setItem('airgate_refresh', data.refresh)
+    localStorage.setItem('airgate_refresh', data.refresh || '')
     localStorage.setItem('airgate_user', JSON.stringify(data.user))
   }
 
@@ -26,5 +28,5 @@ export const useAuthStore = defineStore('auth', () => {
     localStorage.removeItem('airgate_user')
   }
 
-  return { token, refreshToken, user, isLoggedIn, setAuth, logout }
+  return { token, refreshToken, user, isLoggedIn, isAdmin, isIamUser, setAuth, logout }
 })
diff --git a/frontend/src/views/HomeRedirect.vue b/frontend/src/views/HomeRedirect.vue
new file mode 100644
index 0000000..01acfd9
--- /dev/null
+++ b/frontend/src/views/HomeRedirect.vue
@@ -0,0 +1,20 @@
+<script setup>
+import { onMounted } from 'vue'
+import { useRouter } from 'vue-router'
+import { useAuthStore } from '../stores/auth'
+
+const router = useRouter()
+const auth = useAuthStore()
+
+onMounted(() => {
+  if (auth.isIamUser) {
+    router.replace('/my-keys')
+  } else {
+    router.replace('/dashboard')
+  }
+})
+</script>
+
+<template>
+  <div></div>
+</template>
diff --git a/frontend/src/views/LoginView.vue b/frontend/src/views/LoginView.vue
index 7a04860..88d1b79 100644
--- a/frontend/src/views/LoginView.vue
+++ b/frontend/src/views/LoginView.vue
@@ -5,9 +5,14 @@
         <h1>AirGate</h1>
         <p>火山引擎 IAM 子账号管控平台</p>
       </div>
+
+      <el-segmented v-model="loginMode" :options="loginModes" block
+                    style="margin-bottom: 24px;" />
+
       <el-form :model="form" @submit.prevent="handleLogin" label-position="top">
         <el-form-item label="用户名">
-          <el-input v-model="form.username" placeholder="admin" size="large" />
+          <el-input v-model="form.username" :placeholder="loginMode === 'admin' ? 'admin' : '子账号用户名'"
+                    size="large" />
         </el-form-item>
         <el-form-item label="密码">
           <el-input v-model="form.password" type="password" placeholder="密码" size="large"
@@ -32,6 +37,12 @@ import api from '../api'
 const router = useRouter()
 const auth = useAuthStore()
 
+const loginMode = ref('admin')
+const loginModes = [
+  { label: '管理员登录', value: 'admin' },
+  { label: '子账号登录', value: 'iam' },
+]
+
 const form = ref({ username: '', password: '' })
 const loading = ref(false)
 
@@ -42,11 +53,14 @@ async function handleLogin() {
   }
   loading.value = true
   try {
-    const { data } = await api.post('/api/v1/auth/login/', form.value)
+    const url = loginMode.value === 'admin'
+      ? '/api/v1/auth/login/'
+      : '/api/v1/auth/iam/login/'
+    const { data } = await api.post(url, form.value)
     auth.setAuth(data)
     router.push('/')
   } catch (err) {
-    ElMessage.error(err.response?.data?.message || '登录失败')
+    ElMessage.error(err.response?.data?.message || '登录失败，请重试')
   } finally {
     loading.value = false
   }
@@ -65,7 +79,7 @@ async function handleLogin() {
   background: white;
   border-radius: 12px;
   padding: 48px 40px;
-  width: 400px;
+  width: 420px;
   box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
 }
 .login-header {
diff --git a/frontend/src/views/portal/MyKeysView.vue b/frontend/src/views/portal/MyKeysView.vue
new file mode 100644
index 0000000..db6f616
--- /dev/null
+++ b/frontend/src/views/portal/MyKeysView.vue
@@ -0,0 +1,77 @@
+<template>
+  <div style="max-width: 1000px; margin: 0 auto;">
+    <h2 style="margin-bottom: 16px;">我的 API Key</h2>
+
+    <el-table :data="keys" stripe v-loading="loading" style="width: 100%;"
+              empty-text="暂无 API Key，请联系管理员分配">
+      <el-table-column prop="project_name" label="所属项目" min-width="150" />
+      <el-table-column prop="key_name" label="名称/用途" min-width="180" />
+      <el-table-column label="API Key" min-width="260">
+        <template #default="{ row }">
+          <template v-if="revealedKeys[row.id]">
+            <code style="font-size: 13px; color: #409eff; word-break: break-all;">
+              {{ revealedKeys[row.id] }}
+            </code>
+            <el-button size="small" text @click="copyKey(revealedKeys[row.id])"
+                       style="margin-left: 4px;">复制</el-button>
+          </template>
+          <template v-else>
+            <code style="color: #999;">{{ row.api_key_hint }}</code>
+            <el-button size="small" text type="primary" @click="handleReveal(row)"
+                       style="margin-left: 4px;">查看</el-button>
+          </template>
+        </template>
+      </el-table-column>
+      <el-table-column label="状态" width="90">
+        <template #default="{ row }">
+          <el-tag :type="row.status === 'active' ? 'success' : 'danger'" size="small">
+            {{ row.status === 'active' ? '启用' : '停用' }}
+          </el-tag>
+        </template>
+      </el-table-column>
+      <el-table-column prop="remark" label="备注" min-width="120" show-overflow-tooltip />
+    </el-table>
+  </div>
+</template>
+
+<script setup>
+import { ref, reactive, onMounted } from 'vue'
+import { ElMessage } from 'element-plus'
+import api from '../../api'
+
+const keys = ref([])
+const loading = ref(false)
+const revealedKeys = reactive({})
+
+async function loadKeys() {
+  loading.value = true
+  try {
+    const { data } = await api.get('/api/v1/auth/iam/my-keys/')
+    keys.value = data
+  } catch (e) {
+    keys.value = []
+  } finally {
+    loading.value = false
+  }
+}
+
+async function handleReveal(row) {
+  try {
+    const { data } = await api.get(`/api/v1/auth/iam/my-keys/${row.id}/reveal/`)
+    revealedKeys[row.id] = data.api_key
+  } catch (e) {
+    ElMessage.error('获取 Key 失败')
+  }
+}
+
+async function copyKey(key) {
+  try {
+    await navigator.clipboard.writeText(key)
+    ElMessage.success('已复制')
+  } catch {
+    ElMessage.error('复制失败')
+  }
+}
+
+onMounted(loadKeys)
+</script>