feat(WEB): 입력 컴포넌트 공통화 및 UI 개선

- 숫자/통화/전화번호/사업자번호 등 특수 입력 컴포넌트 추가
- MobileCard 컴포넌트 통합 (ListMobileCard 제거)
- IntegratedListTemplateV2 페이지네이션 버그 수정 (NaN 이슈)
- IntegratedDetailTemplate 타이틀 중복 수정
- 문서 시스템 컴포넌트 추가
- 헤더 벨 아이콘 포커스 스타일 개선

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/components/settings/AccountManagement/AccountDetail.tsx

@@ -7,6 +7,7 @@ import { Button } from '@/components/ui/button';
 import { Input } from '@/components/ui/input';
 import { Label } from '@/components/ui/label';
 import { Badge } from '@/components/ui/badge';
+import { AccountNumberInput } from '@/components/ui/account-number-input';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import {
   Select,
@@ -282,10 +283,10 @@ export function AccountDetail({ account, mode: initialMode }: AccountDetailProps
 
               <div className="space-y-2">
                 <Label htmlFor="accountNumber">계좌번호</Label>
-                <Input
+                <AccountNumberInput
                   id="accountNumber"
                   value={formData.accountNumber}
-                  onChange={(e) => handleChange('accountNumber', e.target.value)}
+                  onChange={(value) => handleChange('accountNumber', value)}
                   placeholder="1234-1234-1234-1234"
                   disabled={isEditMode} // 수정 시 계좌번호는 변경 불가
                 />

src/components/settings/AccountManagement/accountConfig.ts

@@ -31,9 +31,9 @@ export const accountConfig: DetailConfig<Account> = {
     {
       key: 'accountNumber',
       label: '계좌번호',
-      type: 'text',
+      type: 'accountNumber',
       required: true,
-      placeholder: '1234-1234-1234-1234',
+      placeholder: '0000-0000-0000-0000',
       // 수정 모드에서 비활성화 (계좌번호 변경 불가)
       disabled: (mode) => mode === 'edit',
     },

src/components/settings/AccountManagement/index.tsx

@@ -39,7 +39,7 @@ import {
   type RowClickHandlers,
   type ListParams,
 } from '@/components/templates/UniversalListPage';
-import { ListMobileCard, InfoField } from '@/components/organisms/ListMobileCard';
+import { ListMobileCard, InfoField } from '@/components/organisms/MobileCard';
 import type { Account } from './types';
 import {
   BANK_LABELS,