diff --git a/web/src/components/accounts/RebindEnvironment.tsx b/web/src/components/accounts/RebindEnvironment.tsx
index e25f503..83889cb 100644
--- a/web/src/components/accounts/RebindEnvironment.tsx
+++ b/web/src/components/accounts/RebindEnvironment.tsx
@@ -1,22 +1,20 @@
-// 账号环境出口重绑：账号即环境下唯一的换绑入口（环境跟随账号，不再有独立环境页）。
-// 仅列举检测通过的出口；重绑走 POST /browsers/:alias/rebind（alias=账号 ID，成功后由父级刷新）。
+// 编辑页网络出口切换：仅列举检测通过的出口，以运行环境 alias 请求并返回最新环境状态。
 import { useEffect, useMemo, useState } from 'react';
 import { Button, Flex, Select, Typography } from 'antd';
 import { getList } from '@/services/api';
 import { jsonOptions, request } from '@/requestErrorConfig';
 
 interface RebindEnvironmentProps {
-  accountID: string;
   binding: any;
   disabled?: boolean;
-  onRebound: () => void | Promise<void>;
+  onRebound: (environment: any) => void | Promise<void>;
   onError: (error: unknown) => void;
 }
 
-export default function RebindEnvironment({ accountID, binding, disabled, onRebound, onError }: RebindEnvironmentProps) {
+export default function RebindEnvironment({ binding, disabled, onRebound, onError }: RebindEnvironmentProps) {
   const [exits, setExits] = useState<any[]>([]);
   const [exitsError, setExitsError] = useState(false);
-  const [exitID, setExitID] = useState('');
+  const [exitID, setExitID] = useState(binding.network_exit_id ?? '');
   const [busy, setBusy] = useState(false);
 
   useEffect(() => {
@@ -25,32 +23,39 @@ export default function RebindEnvironment({ accountID, binding, disabled, onRebo
       .then((result) => {
         if (!cancelled) setExits((result.data ?? []).filter((item: any) => item.health_status === 'healthy'));
       })
-      .catch(() => {
-        if (!cancelled) setExitsError(true);
+      .catch((reason) => {
+        if (!cancelled) {
+          console.error('[network-exit] Failed to load exits', { environmentAlias: binding.alias, error: reason });
+          setExitsError(true);
+          onError(reason);
+        }
       });
     return () => {
       cancelled = true;
     };
   }, []);
 
-  // 直连（当前状态）或任一健康出口；已在用的出口不重复出现在选项里。
+  // 当前选择回显已绑定出口；直连与检测通过的出口均可选。
   const options = useMemo(() => {
     const choices = [{ value: '', label: '当前机器直连' }];
     for (const exit of exits) {
-      if (exit.id === binding.network_exit_id) continue;
       choices.push({ value: exit.id, label: `${exit.id}${exit.observed_public_ip ? ` · ${exit.observed_public_ip}` : ''}` });
     }
     return choices;
-  }, [exits, binding.network_exit_id]);
+  }, [exits]);
 
   const unchanged = exitID === (binding.network_exit_id ?? '');
 
   async function rebind() {
     setBusy(true);
     try {
-      await request(`/browsers/${encodeURIComponent(accountID)}/rebind`, jsonOptions('POST', { network_exit_id: exitID }));
-      await onRebound();
+      const result = await request(`/browsers/${encodeURIComponent(binding.alias)}/rebind`, jsonOptions('POST', { network_exit_id: exitID }));
+      if (result?.environment?.alias !== binding.alias) {
+        throw new Error('网络出口切换结果中的运行环境不匹配，请刷新页面确认实际状态。');
+      }
+      await onRebound(result.environment);
     } catch (reason) {
+      console.error('[network-exit] Failed to switch exit', { environmentAlias: binding.alias, networkExitID: exitID, error: reason });
       onError(reason);
     } finally {
       setBusy(false);
@@ -60,21 +65,22 @@ export default function RebindEnvironment({ accountID, binding, disabled, onRebo
   return (
     <Flex vertical gap={8}>
       <Flex align="center" gap={8} wrap="wrap">
-        <Typography.Text type="secondary">切换出口</Typography.Text>
+        <Typography.Text type="secondary">目标出口</Typography.Text>
         <Select
           style={{ minWidth: 220 }}
           value={exitID}
           onChange={setExitID}
           options={options}
           placeholder={exitsError ? '出口列表不可用' : '选择目标出口'}
-          disabled={disabled || exitsError}
+          disabled={disabled || exitsError || busy}
+          aria-label="目标网络出口"
           size="small"
         />
-        <Button size="small" type="primary" disabled={disabled || unchanged || busy} loading={busy} onClick={rebind}>
-          重绑
+        <Button size="small" type="primary" disabled={disabled || exitsError || unchanged || busy} loading={busy} onClick={rebind}>
+          保存网络出口
         </Button>
       </Flex>
-      {exitsError ? <Typography.Text type="secondary" style={{ fontSize: 12 }}>出口状态未知，请稍后重试。</Typography.Text> : null}
+      {exitsError ? <Typography.Text type="secondary" style={{ fontSize: 12 }}>出口状态未知，请刷新页面后重试。</Typography.Text> : null}
     </Flex>
   );
 }
diff --git a/web/src/pages/accounts/$id/edit.tsx b/web/src/pages/accounts/$id/edit.tsx
index 83fb957..a0f76c6 100644
--- a/web/src/pages/accounts/$id/edit.tsx
+++ b/web/src/pages/accounts/$id/edit.tsx
@@ -1,4 +1,4 @@
-// 编辑社媒账号：账号资料维护 + 指纹浏览器环境（单独保存） + 登录二维码/身份核验。
+// 编辑社媒账号：账号资料维护 + 网络出口切换 + 指纹浏览器环境（分别保存） + 登录二维码/身份核验。
 // 资料表单三行分组：登录用户名/更新密码/业务状态；实名状态/实名姓名/实名证件号；账号备注。
 // 指纹字段复用 FingerprintFields 共享组件；保存后运行中的环境由后端停后以新指纹重启，未运行仅落库下次启动生效。
 // 布局对齐全站模式：实体标识经 usePageInfo 进页头 content 左侧，返回/登录操作按钮经 usePageActions 进页头右侧。
@@ -9,6 +9,7 @@ import { usePageActions, usePageInfo } from '@/components/PageActions';
 import FingerprintFields, { fingerprintFormValues, fingerprintPayload } from '@/components/accounts/FingerprintFields';
 import { creatorUpdate, getOne, getList } from '@/services/api';
 import AccountLoginModal from '@/components/accounts/AccountLoginModal';
+import RebindEnvironment from '@/components/accounts/RebindEnvironment';
 import { conflictMessage, dateTime } from '@/utils/helpers';
 
 const platformLabelMap: Record<string, string> = { douyin: '抖音' };
@@ -40,6 +41,7 @@ function profileForm(profile: any) {
 export default function Page() {
   const { id: selectedID = '' } = useParams<{ id: string }>();
   const [profiles, setProfiles] = useState<any[]>([]);
+  const [binding, setBinding] = useState<any>(null);
   const [pending, setPending] = useState(true);
   const [error, setError] = useState<any>(null);
   const [busy, setBusy] = useState(false);
@@ -92,6 +94,7 @@ export default function Page() {
       } else {
         setError(new Error('账号不存在'));
       }
+      setBinding(detail.environment ?? null);
       // 指纹浏览器环境：账号详情内联 environment.fingerprint 回显（未绑定环境时保持空表单）。
       fpForm.setFieldsValue(fingerprintFormValues(detail?.environment?.fingerprint));
     } catch (loadError) {
@@ -137,6 +140,7 @@ export default function Page() {
         `/creator/accounts/${encodeURIComponent(selected.id)}/fingerprint`,
         payload,
       );
+      setBinding(result);
       fpForm.setFieldsValue(fingerprintFormValues(result?.fingerprint));
       messageApi.success(
         result?.runtime_id ? '指纹已保存，运行环境已用新配置重启。' : '指纹已保存，将在环境下次启动时生效。',
@@ -230,6 +234,34 @@ export default function Page() {
           </Flex>
         </Form>
       </Card>
+      <Card title="网络出口">
+        <Flex vertical gap={16}>
+          {binding ? (
+            <>
+              <Descriptions column={1} size="small">
+                <Descriptions.Item label="当前出口">
+                  {binding.network_exit_id ? `${binding.network_exit_id} · ${binding.network_exit_health || '未知状态'}` : '当前机器直连'}
+                </Descriptions.Item>
+              </Descriptions>
+              <Typography.Text type="secondary">
+                仅可切换到检测通过的网络出口或当前机器直连；运行中的环境切换后会重启。此操作单独保存，不影响未保存的账号资料和指纹。
+              </Typography.Text>
+              <RebindEnvironment
+                key={`${binding.alias}:${binding.binding_version}`}
+                binding={binding}
+                disabled={busy || fpBusy || loginOpen}
+                onRebound={(environment) => {
+                  setBinding(environment);
+                  messageApi.success('网络出口已切换。');
+                }}
+                onError={(reason) => messageApi.error(conflictMessage(reason, '网络出口切换失败：目标出口需检测通过且账号环境处于可切换状态。'))}
+              />
+            </>
+          ) : (
+            <Typography.Text type="secondary">尚未绑定运行环境，无法切换网络出口。</Typography.Text>
+          )}
+        </Flex>
+      </Card>
       <Card
         title="指纹浏览器环境"
         extra={
diff --git a/web/src/pages/accounts/$id/index.tsx b/web/src/pages/accounts/$id/index.tsx
index abfc7ee..2b50ee3 100644
--- a/web/src/pages/accounts/$id/index.tsx
+++ b/web/src/pages/accounts/$id/index.tsx
@@ -1,17 +1,16 @@
 // 账号详情：样式对齐 Pro Advanced Profile（卡片流）——
-// 主体为带标题 Card 纵向堆叠（账号状态含采集状态 / 账号数据粉丝趋势 / 固定资源 / 作品数据 / 文本草稿）；
+// 主体为带标题 Card 纵向堆叠（账号状态含采集状态与固定资源 / 账号数据粉丝趋势 / 作品数据）；
 // 实体标识（账号名 + 状态 Tag + 平台明细）经 usePageInfo 进页头 content 行左侧，操作按钮在页头右侧。
 // 数据监控：采集状态走 GET /creator/accounts/:id/collection-status，粉丝时序走 :id/metrics，
 // 作品网格走共享 WorksGallery（source_type='owned'），强制同步直调 POST /creator/accounts/:id/sync。
 import { useCallback, useEffect, useMemo, useState } from 'react';
 import { history, useParams } from '@umijs/max';
 import { Line } from '@ant-design/charts';
-import { Alert, App, Button, Card, Descriptions, Flex, Modal, Space, Tag, Typography } from 'antd';
+import { Alert, App, Button, Card, Descriptions, Flex, Modal, Space, Statistic, Tag, Typography } from 'antd';
 import { accountAction, getOne, creatorGet, creatorAction } from '@/services/api';
 import { request } from '@/requestErrorConfig';
 import { accountReadiness, conflictMessage, dateTime, platformLabel } from '@/utils/helpers';
 import { usePageActions, usePageInfo } from '@/components/PageActions';
-import RebindEnvironment from '@/components/accounts/RebindEnvironment';
 import WorksGallery from '@/components/creator/WorksGallery';
 
 // 采集状态映射：checkpoint 形态（pending=尚未采集过；其余与竞品 sync_status 语义一致）。
@@ -27,8 +26,8 @@ const accountSeriesMeta = [
   { key: 'follower_count', label: '粉丝' },
   { key: 'following_count', label: '关注' },
   { key: 'total_favorited', label: '获赞' },
-  { key: 'aweme_count', label: '作品总数' },
   { key: 'friend_count', label: '互关' },
+  { key: 'aweme_count', label: '作品总数' },
 ] as const;
 
 function formatCount(value?: number | null): string {
@@ -233,6 +232,29 @@ export default function Page() {
               ) : null}
             </Descriptions.Item>
           </Descriptions>
+          {browsersError ? (
+            <Alert
+              type="error"
+              showIcon
+              title="环境不可用：运行环境与网络出口状态未知，依赖资源状态的操作暂不可用。"
+              action={<Button size="small" onClick={loadAll}>重试环境状态</Button>}
+            />
+          ) : binding ? (
+            <Descriptions column={1} size="small">
+              <Descriptions.Item label="运行环境">{`${binding.name}（${binding.alias}）`}</Descriptions.Item>
+              <Descriptions.Item label="网关">{binding.gateway}</Descriptions.Item>
+              <Descriptions.Item label="网络出口">
+                {binding.network_exit_id ? `${binding.network_exit_id} · ${binding.network_exit_health || '未知状态'}` : '当前机器直连'}
+              </Descriptions.Item>
+              <Descriptions.Item label="绑定版本">{binding.binding_version}</Descriptions.Item>
+              <Descriptions.Item label="运行实例">{binding.runtime_id || '未启动'}</Descriptions.Item>
+              <Descriptions.Item label="不可调度原因">{binding.schedule_block_reason || '无'}</Descriptions.Item>
+            </Descriptions>
+          ) : (
+            <Typography.Paragraph type="secondary" style={{ marginBottom: 0 }}>
+              尚未绑定运行环境。
+            </Typography.Paragraph>
+          )}
           <Alert
             type="info"
             showIcon
@@ -246,13 +268,14 @@ export default function Page() {
       </Card>
       <Card title="账号数据">
         <Flex vertical gap={12}>
-          <Descriptions column={{ xs: 2, sm: 4 }} size="small">
-            <Descriptions.Item label="粉丝">{formatCount(latestMetric?.follower_count)}</Descriptions.Item>
-            <Descriptions.Item label="关注">{formatCount(latestMetric?.following_count)}</Descriptions.Item>
-            <Descriptions.Item label="获赞">{formatCount(latestMetric?.total_favorited)}</Descriptions.Item>
-            <Descriptions.Item label="互关">{formatCount(latestMetric?.friend_count)}</Descriptions.Item>
-            <Descriptions.Item label="作品总数">{formatCount(latestMetric?.aweme_count)}</Descriptions.Item>
-          </Descriptions>
+          <Flex gap={16} wrap={false} style={{ overflowX: 'auto' }}>
+            {accountSeriesMeta.map((metric) => (
+              <Flex key={metric.key} vertical gap={4} flex="1 0 auto">
+                <Statistic value={formatCount(latestMetric?.[metric.key])} />
+                <Typography.Text type="secondary">{metric.label}</Typography.Text>
+              </Flex>
+            ))}
+          </Flex>
           {accountMetrics.length >= 2 ? (
             <AccountTrendChart metrics={accountMetrics} />
           ) : (
@@ -263,49 +286,6 @@ export default function Page() {
         </Flex>
       </Card>
       <WorksGallery sourceId={account.id} sourceType="owned" />
-      <Card title="固定资源">
-        {browsersError ? (
-          <Alert
-            type="error"
-            showIcon
-            title="环境不可用：运行环境与网络出口状态未知，依赖资源状态的操作暂不可用。"
-            action={
-              <Button size="small" onClick={loadAll}>
-                重试环境状态
-              </Button>
-            }
-          />
-        ) : binding ? (
-          <Flex vertical gap={12}>
-            <Descriptions column={1} size="small">
-              <Descriptions.Item label="运行环境">{`${binding.name}（${binding.alias}）`}</Descriptions.Item>
-              <Descriptions.Item label="网关">{binding.gateway}</Descriptions.Item>
-              <Descriptions.Item label="网络出口">
-                {binding.network_exit_id ? `${binding.network_exit_id} · ${binding.network_exit_health || '未知状态'}` : '当前机器直连'}
-              </Descriptions.Item>
-              <Descriptions.Item label="绑定版本">{binding.binding_version}</Descriptions.Item>
-              <Descriptions.Item label="运行实例">{binding.runtime_id || '未启动'}</Descriptions.Item>
-              <Descriptions.Item label="不可调度原因">{binding.schedule_block_reason || '无'}</Descriptions.Item>
-            </Descriptions>
-            <RebindEnvironment
-              accountID={id}
-              binding={binding}
-              disabled={actionBusy}
-              onRebound={async () => {
-                messageApi.success('出口重绑成功，账号环境已同步。');
-                await loadAll();
-              }}
-              onError={(reason) => messageApi.error(conflictMessage(reason, '出口重绑失败：目标出口需检测通过且账号环境处于可重绑状态。'))}
-            />
-          </Flex>
-        ) : (
-          <Flex vertical gap={12}>
-            <Typography.Paragraph type="secondary" style={{ marginBottom: 0 }}>
-              尚未绑定运行环境。账号创建时若绑定失败，可联系管理员排查后重试。
-            </Typography.Paragraph>
-          </Flex>
-        )}
-      </Card>
       <Modal
         open={pauseOpen}
         title="暂停账号"
diff --git a/web/tests/account-detail-resources.test.cjs b/web/tests/account-detail-resources.test.cjs
new file mode 100644
index 0000000..eda9a07
--- /dev/null
+++ b/web/tests/account-detail-resources.test.cjs
@@ -0,0 +1,315 @@
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+const path = require('node:path');
+const Module = require('node:module');
+const { test } = require('node:test');
+const ts = require('typescript');
+
+const root = path.join(__dirname, '..');
+const element = (type, props = {}) => ({ type, props });
+const flush = () => new Promise((resolve) => setImmediate(resolve));
+
+// Execute the real page/component with isolated hooks and API calls, without a browser.
+function harness(relativePath, api = {}) {
+  let cursor = 0;
+  let props = {};
+  const slots = [];
+  const effects = [];
+  const forms = [];
+  const calls = { success: [], error: [], requests: [], updates: [], navigation: [] };
+  const useState = (initial) => {
+    const index = cursor++;
+    if (!(index in slots)) slots[index] = typeof initial === 'function' ? initial() : initial;
+    return [slots[index], (value) => { slots[index] = typeof value === 'function' ? value(slots[index]) : value; }];
+  };
+  const useMemo = (factory, deps) => {
+    const index = cursor++;
+    if (!slots[index] || deps.some((value, i) => !Object.is(value, slots[index].deps[i]))) {
+      slots[index] = { value: factory(), deps };
+    }
+    return slots[index].value;
+  };
+  const react = {
+    useState, useMemo,
+    useCallback: (callback, deps) => useMemo(() => callback, deps),
+    useEffect(callback, deps) {
+      const index = cursor++;
+      if (!slots[index] || deps.some((value, i) => !Object.is(value, slots[index].deps[i]))) {
+        slots[index]?.cleanup?.();
+        slots[index] = { deps };
+        effects.push(() => { slots[index].cleanup = callback(); });
+      }
+    },
+  };
+  const named = (name, children = []) => Object.assign(function Component() {},
+    { displayName: name }, Object.fromEntries(children.map((child) => [child, `${name}.${child}`])));
+  const antd = Object.fromEntries(['Alert', 'Button', 'Card', 'Col', 'Flex', 'Modal', 'Row', 'Select', 'Space', 'Statistic', 'Tag'].map((name) => [name, name]));
+  antd.Descriptions = named('Descriptions', ['Item']);
+  antd.Typography = named('Typography', ['Title', 'Text', 'Paragraph']);
+  antd.Input = named('Input', ['Password', 'TextArea']);
+  antd.Form = named('Form', ['Item']);
+  antd.Form.useForm = () => {
+    const [form] = useState(() => {
+      const instance = {
+        values: {},
+        setFieldsValue(values) { Object.assign(this.values, values); },
+        getFieldValue(key) { return this.values[key]; },
+        async validateFields() { return this.values; },
+      };
+      forms.push(instance);
+      return instance;
+    });
+    return [form];
+  };
+  antd.App = { useApp: () => ({ message: {
+    success: (value) => calls.success.push(value), error: (value) => calls.error.push(value),
+  } }) };
+  const modules = {
+    react,
+    'react/jsx-runtime': { jsx: element, jsxs: element, Fragment: 'Fragment' },
+    '@umijs/max': { useParams: () => ({ id: 'account-1' }), history: { push: (url) => calls.navigation.push(url) } },
+    '@ant-design/charts': { Line: 'Line' },
+    antd,
+    '@/services/api': {
+      getOne: async () => api.detail,
+      getList: async ({ resource }) => ({ data: resource === 'network-exits' ? (api.exits || []) : [api.profile || {}] }),
+      creatorGet: async (url) => url.endsWith('/metrics') ? (api.metrics || []) : (api.collectionStatus || {}),
+      creatorAction: async () => {}, accountAction: async () => {},
+      creatorUpdate: async (url, payload) => { calls.updates.push({ url, payload }); return api.updateResult || payload; },
+      ...api.services,
+    },
+    '@/requestErrorConfig': {
+      jsonOptions: (method, body) => ({ method, body: JSON.stringify(body) }),
+      request: async (url, options) => { calls.requests.push({ url, options }); if (api.requestError) throw api.requestError; return api.requestResult; },
+    },
+    '@/utils/helpers': {
+      accountReadiness: () => ({ ready: true, canResume: true, label: '就绪' }),
+      conflictMessage: (error) => error.message,
+      dateTime: (value) => value, platformLabel: () => '抖音',
+    },
+    '@/components/PageActions': {
+      usePageInfo: (tree) => { calls.info = tree; },
+      usePageActions: (tree) => { calls.actions = tree; },
+    },
+    '@/components/accounts/RebindEnvironment': { default: 'RebindEnvironment', __esModule: true },
+    '@/components/creator/WorksGallery': { default: 'WorksGallery', __esModule: true },
+    '@/components/accounts/AccountLoginModal': { default: 'AccountLoginModal', __esModule: true },
+    '@/components/accounts/FingerprintFields': {
+      __esModule: true, default: 'FingerprintFields',
+      fingerprintFormValues: (fingerprint) => ({ fingerprint }), fingerprintPayload: (value) => value,
+    },
+  };
+  const filename = path.join(root, relativePath);
+  const loaded = new Module(filename);
+  loaded.filename = filename;
+  loaded.require = (name) => {
+    assert.ok(name in modules, `Unexpected import: ${name}`);
+    return modules[name];
+  };
+  loaded._compile(ts.transpileModule(fs.readFileSync(filename, 'utf8'), {
+    fileName: filename, compilerOptions: { module: ts.ModuleKind.CommonJS, jsx: ts.JsxEmit.ReactJSX, target: ts.ScriptTarget.ES2022 },
+  }).outputText, filename);
+  return {
+    calls, forms,
+    render(nextProps = props) {
+      props = nextProps;
+      cursor = 0;
+      const tree = loaded.exports.default(props);
+      while (effects.length) effects.shift()();
+      return tree;
+    },
+    async mount(nextProps) { this.render(nextProps); await flush(); return this.render(); },
+    unmount() { slots.forEach((slot) => slot?.cleanup?.()); },
+  };
+}
+
+function findAll(tree, predicate) {
+  if (!tree || typeof tree !== 'object') return [];
+  if (Array.isArray(tree)) return tree.flatMap((child) => findAll(child, predicate));
+  return [...(predicate(tree) ? [tree] : []), ...findAll(tree.props?.children, predicate), ...findAll(tree.props?.extra, predicate)];
+}
+const byType = (tree, type) => findAll(tree, (node) => node.type === type);
+const card = (tree, title) => findAll(tree, (node) => node.type === 'Card' && node.props.title === title)[0];
+const text = (tree) => {
+  if (tree == null) return '';
+  if (Array.isArray(tree)) return tree.map(text).join('');
+  return typeof tree === 'object' ? text(tree.props?.children) : String(tree);
+};
+const detailPath = 'src/pages/accounts/$id/index.tsx';
+const editPath = 'src/pages/accounts/$id/edit.tsx';
+const rebindPath = 'src/components/accounts/RebindEnvironment.tsx';
+const binding = { alias: 'environment/1', name: '环境一', gateway: 'gateway-1', network_exit_id: 'exit-current', network_exit_health: 'healthy', binding_version: 3, runtime_id: 'runtime-1', fingerprint: { seed: 42 } };
+const detail = { id: 'account-1', name: '账号一', platform: 'douyin', platform_account_key: '123', runtime_status: 'active', version: 2, tags: ['测试'], environment: binding };
+const profile = { ...detail, note: '原备注', cooldown_seconds: 60 };
+
+test('owned account metrics are one horizontal row with each number above its label', async () => {
+  const page = harness(detailPath, { detail, metrics: [{ follower_count: 12500, following_count: 0, total_favorited: null, friend_count: 8, aweme_count: 100 }] });
+  const tree = await page.mount();
+  const dataCard = card(tree, '账号数据');
+  const row = byType(dataCard, 'Flex').find((node) => byType(node, 'Statistic').length === 5 && !node.props.vertical);
+  assert.ok(row, 'all five metrics must share a horizontal Flex');
+  assert.notEqual(row.props.wrap, 'wrap');
+  const cells = byType(row, 'Flex').filter((node) => node.props.vertical);
+  assert.equal(cells.length, 5);
+  const labels = ['粉丝', '关注', '获赞', '互关', '作品总数'];
+  const values = ['1.3w', '0', '—', '8', '100'];
+  cells.forEach((cell, index) => {
+    const [number, label] = cell.props.children;
+    assert.equal(number.type, 'Statistic');
+    assert.equal(number.props.value, values[index]);
+    assert.equal(text(label), labels[index]);
+  });
+  assert.equal(byType(dataCard, 'Descriptions.Item').length, 0);
+});
+
+test('all fixed resources live in account status and detail has no exit switching', async () => {
+  const page = harness(detailPath, { detail });
+  const tree = await page.mount();
+  assert.equal(card(tree, '固定资源'), undefined);
+  const status = card(tree, '账号状态');
+  for (const label of ['运行环境', '网关', '网络出口', '绑定版本', '运行实例', '不可调度原因']) {
+    assert.equal(byType(status, 'Descriptions.Item').filter((node) => node.props.label === label).length, 1);
+  }
+  assert.match(text(status), /gateway-1/);
+  assert.match(text(status), /exit-current/);
+  assert.equal(byType(tree, 'RebindEnvironment').length, 0);
+});
+
+test('detail retains missing data, no-environment state, trends, and account actions', async () => {
+  const page = harness(detailPath, { detail: { ...detail, environment: null, runtime_status: 'paused' } });
+  let tree = await page.mount();
+  assert.match(text(card(tree, '账号状态')), /尚未绑定运行环境/);
+  assert.deepEqual(byType(card(tree, '账号数据'), 'Statistic').map((node) => node.props.value), ['—', '—', '—', '—', '—']);
+  await byType(card(tree, '账号状态'), 'Button')[0].props.onClick();
+  assert.equal(page.calls.requests[0].url, '/phase-a/accounts/account-1/start');
+  await byType(page.calls.actions, 'Button')[1].props.onClick();
+  byType(page.calls.actions, 'Button')[2].props.onClick();
+  assert.deepEqual(page.calls.navigation, ['/accounts/account-1/edit']);
+
+  const active = harness(detailPath, { detail, metrics: [{ collected_at: 't1', follower_count: 1 }, { collected_at: 't2', follower_count: 2 }] });
+  tree = await active.mount();
+  const trend = findAll(card(tree, '账号数据'), (node) => typeof node.type === 'function' && node.type.name === 'AccountTrendChart')[0];
+  const chart = trend.type(trend.props);
+  assert.equal(chart.props.data.length, 2);
+  assert.equal(chart.props.yAxis.labelFormatter(20000), '2.0w');
+  assert.equal(chart.props.yAxis.labelFormatter(20), '20');
+  byType(card(tree, '账号状态'), 'Button')[0].props.onClick();
+  tree = active.render();
+  assert.equal(byType(tree, 'Modal')[0].props.open, true);
+  await byType(tree, 'Modal')[0].props.onOk();
+  assert.equal(byType(active.render(), 'Modal')[0].props.open, false);
+});
+
+test('edit has an independent network exit card; switching does not reset unsaved forms', async () => {
+  const page = harness(editPath, { detail, profile });
+  let tree = await page.mount();
+  const exitCard = card(tree, '网络出口');
+  assert.ok(exitCard);
+  assert.match(text(exitCard), /exit-current/);
+  assert.match(text(exitCard), /运行中的环境/);
+  const rebind = byType(exitCard, 'RebindEnvironment')[0];
+  assert.equal(rebind.props.binding.alias, binding.alias);
+  page.forms[0].values.note = '未保存的备注';
+  page.forms[1].values.fingerprint = { seed: 42, user_agent: '未保存的指纹' };
+  const changed = { ...binding, network_exit_id: 'exit-next', binding_version: 4 };
+  await rebind.props.onRebound(changed);
+  tree = page.render();
+  assert.match(text(card(tree, '网络出口')), /exit-next/);
+  assert.equal(page.forms[0].values.note, '未保存的备注');
+  assert.equal(page.forms[1].values.fingerprint.user_agent, '未保存的指纹');
+  byType(card(tree, '网络出口'), 'RebindEnvironment')[0].props.onError(new Error('出口检测失败'));
+  assert.deepEqual(page.calls.error, ['出口检测失败']);
+});
+
+test('editing a missing environment shows an explanation without a switch', async () => {
+  const page = harness(editPath, { detail: { ...detail, environment: null }, profile });
+  const tree = await page.mount();
+  assert.match(text(card(tree, '网络出口')), /尚未绑定运行环境/);
+  assert.equal(byType(tree, 'RebindEnvironment').length, 0);
+});
+
+test('profile and fingerprint continue to save separately', async () => {
+  const page = harness(editPath, { detail, profile, updateResult: { ...profile, ...binding } });
+  let tree = await page.mount();
+  const profileForm = findAll(card(tree, '账号资料'), (node) => node.props?.onFinish)[0];
+  await profileForm.props.onFinish({ note: '新备注' });
+  assert.equal(page.calls.updates[0].url, '/creator/accounts/account-1/profile');
+  assert.equal(page.calls.updates[0].payload.cooldown_seconds, 60);
+  await byType(card(tree, '指纹浏览器环境'), 'Button')[0].props.onClick();
+  assert.equal(page.calls.updates[1].url, '/creator/accounts/account-1/fingerprint');
+  assert.deepEqual(page.calls.updates[1].payload, binding.fingerprint);
+  tree = page.render();
+  byType(page.calls.actions, 'Button')[1].props.onClick();
+  tree = page.render();
+  assert.equal(byType(tree, 'AccountLoginModal').length, 1);
+  byType(tree, 'AccountLoginModal')[0].props.onClose();
+  assert.equal(byType(page.render(), 'AccountLoginModal').length, 0);
+});
+
+test('switch uses the environment alias, selects the current exit, and returns updated binding', async () => {
+  const changed = { ...binding, network_exit_id: 'exit-next', binding_version: 4 };
+  const page = harness(rebindPath, { exits: [
+    { id: 'exit-current', health_status: 'healthy' },
+    { id: 'exit-next', health_status: 'healthy', observed_public_ip: '1.2.3.4' },
+    { id: 'exit-bad', health_status: 'failed' },
+  ], requestResult: { account_id: detail.id, environment: changed } });
+  // The switch returns the server's environment view, without another full-page reload.
+  page.calls.rebound = [];
+  let tree = await page.mount({ binding, onRebound: (result) => page.calls.rebound.push(result), onError: (error) => page.calls.error.push(error.message) });
+  assert.equal(byType(tree, 'Select')[0].props.value, 'exit-current');
+  assert.equal(byType(tree, 'Button')[0].props.disabled, true);
+  const options = byType(tree, 'Select')[0].props.options;
+  assert.deepEqual(options.map((item) => item.value), ['', 'exit-current', 'exit-next']);
+  byType(tree, 'Select')[0].props.onChange('exit-next');
+  tree = page.render();
+  assert.equal(byType(tree, 'Button')[0].props.disabled, false);
+  await byType(tree, 'Button')[0].props.onClick();
+  assert.equal(page.calls.requests[0].url, '/browsers/environment%2F1/rebind');
+  assert.equal(page.calls.requests[0].options.body, JSON.stringify({ network_exit_id: 'exit-next' }));
+  assert.deepEqual(page.calls.rebound, [changed]);
+  page.unmount();
+});
+
+test('unavailable exits and rejected switches stay visible and do not report success', async (t) => {
+  const logs = [];
+  t.mock.method(console, 'error', (...args) => logs.push(args));
+  const error = new Error('出口不可用');
+  const unavailable = harness(rebindPath, { services: { getList: async () => { throw error; } } });
+  const tree = await unavailable.mount({ binding, onRebound: () => assert.fail('must not succeed'), onError: (reason) => unavailable.calls.error.push(reason.message) });
+  assert.deepEqual(unavailable.calls.error, ['出口不可用']);
+  assert.equal(byType(tree, 'Select')[0].props.disabled, true);
+  assert.equal(byType(tree, 'Button')[0].props.disabled, true);
+  assert.match(text(tree), /出口状态未知/);
+
+  const failed = harness(rebindPath, { requestError: error });
+  let failedTree = await failed.mount({ binding, onRebound: () => assert.fail('must not succeed'), onError: (reason) => failed.calls.error.push(reason.message) });
+  byType(failedTree, 'Select')[0].props.onChange('');
+  failedTree = failed.render();
+  await byType(failedTree, 'Button')[0].props.onClick();
+  assert.deepEqual(failed.calls.error, ['出口不可用']);
+  assert.equal(byType(failed.render(), 'Button')[0].props.loading, false);
+  assert.equal(logs.length, 2);
+  assert.equal(logs[1][1].environmentAlias, binding.alias);
+  assert.equal(logs[1][1].networkExitID, '');
+});
+
+test('direct connection succeeds, but missing or mismatched environment responses never report success', async (t) => {
+  t.mock.method(console, 'error', () => {});
+  for (const environment of [{ ...binding, network_exit_id: '' }, undefined, { alias: 'wrong-environment' }]) {
+    const page = harness(rebindPath, { requestResult: { environment } });
+    const rebound = [];
+    let tree = await page.mount({ binding, onRebound: (result) => rebound.push(result), onError: (reason) => page.calls.error.push(reason.message) });
+    byType(tree, 'Select')[0].props.onChange('');
+    tree = page.render();
+    await byType(tree, 'Button')[0].props.onClick();
+    assert.equal(page.calls.requests[0].options.body, JSON.stringify({ network_exit_id: '' }));
+    if (environment?.alias === binding.alias) {
+      assert.deepEqual(rebound, [environment]);
+      assert.deepEqual(page.calls.error, []);
+    } else {
+      assert.deepEqual(rebound, []);
+      assert.match(page.calls.error[0], /运行环境不匹配/);
+    }
+    page.unmount();
+  }
+});