diff --git a/frontend/src/services/api.js b/frontend/src/services/api.js
index 9d1383e..de3f677 100644
--- a/frontend/src/services/api.js
+++ b/frontend/src/services/api.js
@@ -137,7 +137,7 @@ export const api = {
 
   // 账号管理
   getAccounts: async () => {
-    const response = await fetch(buildUrl('/api/accounts'), { headers: withAccountHeaders() });
+    const response = await fetch(buildUrl('/api/account'), { headers: withAccountHeaders() });
     if (!response.ok) {
       const error = await response.json().catch(() => ({ detail: '获取账号列表失败' }));
       throw new Error(error.detail || '获取账号列表失败');
@@ -145,7 +145,7 @@ export const api = {
     return response.json();
   },
   createAccount: async (data) => {
-    const response = await fetch(buildUrl('/api/accounts'), {
+    const response = await fetch(buildUrl('/api/account'), {
       method: 'POST',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
       body: JSON.stringify(data || {}),
@@ -157,7 +157,7 @@ export const api = {
     return response.json();
   },
   updateAccount: async (accountId, data) => {
-    const response = await fetch(buildUrl(`/api/accounts/${accountId}`), {
+    const response = await fetch(buildUrl(`/api/account/${accountId}`), {
       method: 'PUT',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
       body: JSON.stringify(data || {}),
@@ -169,7 +169,7 @@ export const api = {
     return response.json();
   },
   updateAccountCredentials: async (accountId, data) => {
-    const response = await fetch(buildUrl(`/api/accounts/${accountId}/credentials`), {
+    const response = await fetch(buildUrl(`/api/account/${accountId}/credentials`), {
       method: 'PUT',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
       body: JSON.stringify(data || {}),
@@ -183,7 +183,7 @@ export const api = {
 
   // 交易进程（按账号；需要 owner 或 admin）
   getAccountTradingStatus: async (accountId) => {
-    const response = await fetch(buildUrl(`/api/accounts/${accountId}/trading/status`), { headers: withAccountHeaders() })
+    const response = await fetch(buildUrl(`/api/account/${accountId}/trading/status`), { headers: withAccountHeaders() })
     if (!response.ok) {
       const error = await response.json().catch(() => ({ detail: '获取交易进程状态失败' }))
       throw new Error(error.detail || '获取交易进程状态失败')
@@ -191,7 +191,7 @@ export const api = {
     return response.json()
   },
   startAccountTrading: async (accountId) => {
-    const response = await fetch(buildUrl(`/api/accounts/${accountId}/trading/start`), {
+    const response = await fetch(buildUrl(`/api/account/${accountId}/trading/start`), {
       method: 'POST',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
     })
@@ -202,7 +202,7 @@ export const api = {
     return response.json()
   },
   stopAccountTrading: async (accountId) => {
-    const response = await fetch(buildUrl(`/api/accounts/${accountId}/trading/stop`), {
+    const response = await fetch(buildUrl(`/api/account/${accountId}/trading/stop`), {
       method: 'POST',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
     })
@@ -213,7 +213,7 @@ export const api = {
     return response.json()
   },
   restartAccountTrading: async (accountId) => {
-    const response = await fetch(buildUrl(`/api/accounts/${accountId}/trading/restart`), {
+    const response = await fetch(buildUrl(`/api/account/${accountId}/trading/restart`), {
       method: 'POST',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
     })
@@ -224,7 +224,7 @@ export const api = {
     return response.json()
   },
   ensureAccountTradingProgram: async (accountId) => {
-    const response = await fetch(buildUrl(`/api/accounts/${accountId}/trading/ensure-program`), {
+    const response = await fetch(buildUrl(`/api/account/${accountId}/trading/ensure-program`), {
       method: 'POST',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
     })
@@ -410,7 +410,7 @@ export const api = {
 
   // 补挂止盈止损（交易所保护单）
   ensurePositionSLTP: async (symbol) => {
-    const response = await fetch(buildUrl(`/api/accounts/positions/${symbol}/sltp/ensure`), {
+    const response = await fetch(buildUrl(`/api/account/positions/${symbol}/sltp/ensure`), {
       method: 'POST',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
     });
@@ -422,7 +422,7 @@ export const api = {
   },
 
   ensureAllPositionsSLTP: async (limit = 50) => {
-    const response = await fetch(buildUrl(`/api/accounts/positions/sltp/ensure-all?limit=${encodeURIComponent(limit)}`), {
+    const response = await fetch(buildUrl(`/api/account/positions/sltp/ensure-all?limit=${encodeURIComponent(limit)}`), {
       method: 'POST',
       headers: withAccountHeaders({ 'Content-Type': 'application/json' }),
     });
@@ -435,7 +435,7 @@ export const api = {
   
   // 同步持仓状态
   syncPositions: async () => {
-    const response = await fetch(buildUrl('/api/accounts/positions/sync'), {
+    const response = await fetch(buildUrl('/api/account/positions/sync'), {
       method: 'POST',
       headers: {
         ...withAccountHeaders({ 'Content-Type': 'application/json' }),