fix: standardize currency and input selection styles

src/apps/client/ClientApplicationsPage.tsx

@@ -1,6 +1,7 @@
 import { useEffect, useMemo, useState } from 'react';
 import { ClipboardCopy, FileText } from 'lucide-react';
 import { clientApi, type ApplicationCmppParams, type ClientSmsApplication } from '@/api/adminApi';
+import { formatCents } from '@/utils/currency';
 import { Button, Modal, Pagination, Tag } from '@/components/ui';
 
 type LinkStatus = 'connected' | 'degraded' | 'disconnected' | 'inactive';
@@ -33,7 +34,7 @@ function normalizeStatus(application: ClientSmsApplication): LinkStatus {
 }
 
 function formatPrice(cents?: number | null) {
-  return `${((cents ?? 0) / 100).toFixed(4)} 元`;
+  return `${formatCents(cents)} 元`;
 }
 
 function mapParams(params: ApplicationCmppParams): ParamRow[] {

src/apps/client/ClientBillingPage.tsx

@@ -2,6 +2,7 @@ import { useEffect, useState } from 'react';
 import { CreditCard } from 'lucide-react';
 import { Button, Pagination, Tag } from '@/components/ui';
 import { clientApi, type BillingPlan } from '@/api/adminApi';
+import { formatCents } from '@/utils/currency';
 
 export function ClientBillingPage() {
   const [plans, setPlans] = useState<BillingPlan[]>([]);
@@ -54,7 +55,7 @@ export function ClientBillingPage() {
               <strong>{plan.smsUnits.toLocaleString('zh-CN')} 条</strong>
               <p className="muted">{plan.description ?? '适合阶段性短信发送和活动通知。'}</p>
               <Button icon={<CreditCard size={16} />} onClick={() => createOrder(plan)} variant={plan.smsUnits >= 100000 ? 'primary' : 'ghost'}>
-                ¥{(plan.amountCents / 100).toLocaleString('zh-CN')} 立即充值
+                ¥{formatCents(plan.amountCents)} 立即充值
               </Button>
             </article>
           ))}

src/apps/client/ClientHome.tsx

@@ -14,6 +14,7 @@ import { Button, Chart, Table, Tag, type TableColumn } from '@/components/ui';
 import { clientApi, type DashboardResponse } from '@/api/adminApi';
 import { createLineOption, createPieOption } from '@/theme/chartOptions';
 import { formatDateTime } from '@/utils/dateTime';
+import { formatAmount, formatCents } from '@/utils/currency';
 
 type RecentTaskRow = {
   id: string;
@@ -102,8 +103,8 @@ export function ClientHome() {
       <div className="dashboard-grid">
         <div className="surface metric-card metric-card--featured">
           <span>账户剩余余额</span>
-          <strong>¥{availableBalance.toLocaleString('zh-CN', { minimumFractionDigits: 2 })}</strong>
-          <small>今日消费 ¥{todaySpend.toLocaleString('zh-CN', { minimumFractionDigits: 2 })}</small>
+          <strong>¥{formatAmount(availableBalance)}</strong>
+          <small>今日消费 ¥{formatAmount(todaySpend)}</small>
         </div>
         <div className="surface metric-card">
           <span>今日发送</span>
@@ -112,7 +113,7 @@ export function ClientHome() {
         </div>
         <div className="surface metric-card">
           <span>今日返还金额</span>
-          <strong>¥{todayRefund.toLocaleString('zh-CN', { minimumFractionDigits: 2 })}</strong>
+          <strong>¥{formatAmount(todayRefund)}</strong>
           <small>异常回执与退费返还</small>
         </div>
       </div>
@@ -169,7 +170,7 @@ export function ClientHome() {
             </div>
             <div>
               <span>最近充值</span>
-              <strong>{latestRecharge ? `¥${(latestRecharge.amountCents / 100).toFixed(2)}` : '暂无充值'}</strong>
+              <strong>{latestRecharge ? `¥${formatCents(latestRecharge.amountCents)}` : '暂无充值'}</strong>
             </div>
           </div>
           <div>