大量修改二期功能清单内容

core/frontend/src/routes/admin/admin-billing.tsx

@@ -3,6 +3,7 @@ import { Gauge, Wallet, X } from "lucide-react";
 import { adminApi } from "../../api";
 import { Pager } from "../../components/pager";
 import { IconKitSvg } from "../../components/IconKitSvg";
+import { SystemLoading } from "../../components/loading";
 import type { AdminLedger, AdminQuotaPolicy, AdminTeam } from "../../types";
 import { pts } from "../stage-config";
 
@@ -175,7 +176,7 @@ export function AdminLedgersPage({ notify }: { notify: Notify }) {
       </div>
 
       {loading ? (
-        <div className="empty-state show"><div className="ic-empty"><IconKitSvg name="creditCard" size={24} /></div><h3>加载中…</h3><p>// fetching ledgers</p></div>
+        <SystemLoading title="正在加载计费数据" description="正在同步最新数据，请稍候。" icon="creditCard" />
       ) : ledgers.length === 0 ? (
         <div className="empty-state show"><div className="ic-empty"><IconKitSvg name="creditCard" size={24} /></div><h3>暂无流水</h3><p>// no ledgers</p></div>
       ) : (
@@ -331,7 +332,7 @@ export function AdminQuotaPage({ notify }: { notify: Notify }) {
       </div>
 
       {loading ? (
-        <div className="empty-state show"><div className="ic-empty"><IconKitSvg name="gauge" size={24} /></div><h3>加载中…</h3><p>// fetching policies</p></div>
+        <SystemLoading title="正在加载额度配置" description="正在同步最新数据，请稍候。" icon="gauge" />
       ) : policies.length === 0 ? (
         <div className="empty-state show"><div className="ic-empty"><IconKitSvg name="gauge" size={24} /></div><h3>暂无额度策略</h3><p>// 默认仅余额管控 · 点右上新建</p></div>
       ) : (