fix: blank_employees 模式不再自动带出基本工资

本月空白模式应所有金额默认 0，去掉从 emp.monthlySalary 自动填充
基本工资的逻辑，保持与"空白"语义一致。

Generated with [Devin](https://devin.ai)

Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

frontend/src/lib/api-services.ts

@@ -556,6 +556,9 @@ export const socialAccountApi = {
   /** 按部门获取适用账户（选部门时自动带出） */
   departmentAccount: (departmentId: string) =>
     get(`/social/department-account/${departmentId}`).then(unwrap<any>()),
+  /** 快速更新当前年度标准的最低工资 */
+  updateMinWage: (accountId: string, minWage: number) =>
+    put(`/social/accounts/${accountId}/min-wage`, { minWage }).then(unwrap<any>()),
 }
 
 export const socialInsuranceApi = {

frontend/src/pages/SocialInsurance.tsx

@@ -38,6 +38,7 @@ export default function SocialInsurance() {
   const [monthlyMonth, setMonthlyMonth] = useState(new Date().toISOString().slice(0, 7))
   const [monthlyProcessed, setMonthlyProcessed] = useState(false)
   const [processStatus, setProcessStatus] = useState<{ social: any; housing: any } | null>(null)
+  const [minWageInput, setMinWageInput] = useState('0')
   const [newVersion, setNewVersion] = useState<any>({
     effectiveFrom: new Date().toISOString().slice(0, 7),
     city: '北京',
@@ -238,6 +239,27 @@ export default function SocialInsurance() {
     },
   })
 
+  // 快速更新最低工资（无需新建版本）
+  const updateMinWageMutation = useMutation({
+    mutationFn: () => {
+      const accountId = selectedAccountId || activeConfig?.accountId
+      if (!accountId) throw new Error('未选择账户')
+      return socialAccountApi.updateMinWage(accountId, Number(minWageInput) || 0)
+    },
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ['social-config'] })
+      queryClient.invalidateQueries({ queryKey: ['social-config-versions'] })
+      queryClient.invalidateQueries({ queryKey: ['social-accounts'] })
+      toast.success('最低工资标准已更新')
+    },
+    onError: (err: any) => toast.error(err?.response?.data?.error?.message || '更新失败'),
+  })
+
+  // 当前配置变化时同步最低工资输入框
+  useEffect(() => {
+    setMinWageInput(String(activeConfig?.minWage || 0))
+  }, [activeConfig?.minWage])
+
   const aiSuggestMut = useMutation<any, any, { city: string; effectiveFrom: string; type: 'social' | 'housing' }>({
     mutationFn: async (vars: { city: string; effectiveFrom: string; type: 'social' | 'housing' }) => {
       return await socialInsuranceApi.aiSuggest(vars)
@@ -524,6 +546,27 @@ export default function SocialInsurance() {
               {activeConfig.minWage > 0 && (
                 <div className="flex justify-between border-b pb-1.5"><span className="text-gray-500">最低工资标准</span><span className="font-medium text-primary">¥{fmt(activeConfig.minWage)}</span></div>
               )}
+              {/* 最低工资快速设置（社保 Tab，当前配置区域可直接编辑） */}
+              <div className="flex justify-between items-center border-b pb-1.5">
+                <span className="text-gray-500">最低工资标准</span>
+                <div className="flex items-center gap-2">
+                  <Input
+                    type="number"
+                    value={minWageInput}
+                    onChange={(e) => setMinWageInput(e.target.value)}
+                    placeholder="0"
+                    className="w-24 h-7 text-sm text-right"
+                  />
+                  <Button
+                    size="sm"
+                    variant="secondary"
+                    onClick={() => updateMinWageMutation.mutate()}
+                    disabled={updateMinWageMutation.isPending}
+                  >
+                    {updateMinWageMutation.isPending ? '保存中...' : '保存'}
+                  </Button>
+                </div>
+              </div>
               {Array.isArray(activeConfig.extraInsurances) && activeConfig.extraInsurances.map((ins: any, idx: number) => (
                 <div key={idx} className="flex justify-between border-b pb-1.5">
                   <span className="text-gray-500">{ins.name}(企业/个人)</span>

frontend/src/pages/social-insurance/AccountFormModal.tsx

@@ -0,0 +1,138 @@
+import { useState, useEffect } from 'react'
+import { useQuery } from '@tanstack/react-query'
+import { socialAccountApi } from '../../lib/api-services'
+import api from '../../lib/api'
+import Button from '../../components/ui/Button'
+import { Input, Label, Select } from '../../components/ui/Input'
+import Modal from '../../components/ui/Modal'
+
+/**
+ * 账户新建/编辑弹窗组件
+ * 从 Settings.tsx 迁移，用于在社保公积金页面中管理账户
+ */
+export function AccountFormModal({ type, account, onClose, onSubmit, saving }: {
+  type: string
+  account: any
+  onClose: () => void
+  onSubmit: (data: any, departmentIds?: string[]) => void
+  saving: boolean
+}) {
+  const [name, setName] = useState(account?.name || '')
+  const [city, setCity] = useState(account?.city || '')
+  const [accountNo, setAccountNo] = useState(account?.accountNo || '')
+  const [orgName, setOrgName] = useState(account?.orgName || '')
+  const [orgCode, setOrgCode] = useState(account?.orgCode || '')
+  const [bankName, setBankName] = useState(account?.bankName || '')
+  const [bankAccount, setBankAccount] = useState(account?.bankAccount || '')
+  const [accountTypeVal, setAccountTypeVal] = useState(account?.accountType || 'BASIC')
+  const [isDefault, setIsDefault] = useState(account?.isDefault || false)
+  const [remark, setRemark] = useState(account?.remark || '')
+  const [selectedDeptIds, setSelectedDeptIds] = useState<string[]>([])
+
+  // 加载 level=0 根部门列表
+  const { data: rootDepartments = [] } = useQuery<any[]>({
+    queryKey: ['departments'],
+    queryFn: () => api.get('/departments').then(r => r.data),
+  })
+  const rootDepts = rootDepartments.filter((d: any) => d.level === 0)
+
+  // 编辑时加载已关联部门
+  useEffect(() => {
+    if (account?.id) {
+      socialAccountApi.accountDepartments(account.id).then((depts: any[]) => {
+        setSelectedDeptIds(depts.map((d: any) => d.id))
+      }).catch(() => {})
+    }
+  }, [account?.id])
+
+  const toggleDept = (id: string) => {
+    setSelectedDeptIds(prev => prev.includes(id) ? prev.filter(x => x !== id) : [...prev, id])
+  }
+
+  return (
+    <Modal open onClose={onClose} title={account ? '编辑账户' : '新建账户'} size="md">
+      <div className="space-y-4">
+        <div>
+          <Label>账户名称 *</Label>
+          <Input value={name} onChange={(e) => setName(e.target.value)} placeholder="如：北京总公司社保账户" />
+        </div>
+        <div>
+          <Label>参保城市 *</Label>
+          <Input value={city} onChange={(e) => setCity(e.target.value)} placeholder="如：北京" />
+        </div>
+        <div>
+          <Label>{type === 'SOCIAL' ? '社保登记号' : '公积金单位账号'}</Label>
+          <Input value={accountNo} onChange={(e) => setAccountNo(e.target.value)} />
+        </div>
+        {type === 'HOUSING' && (
+          <>
+            <div>
+              <Label>账户类型</Label>
+              <Select value={accountTypeVal} onChange={(e) => setAccountTypeVal(e.target.value)}>
+                <option value="BASIC">基本公积金</option>
+                <option value="SUPPLEMENTARY">补充公积金</option>
+              </Select>
+            </div>
+            <div>
+              <Label>开户行</Label>
+              <Input value={bankName} onChange={(e) => setBankName(e.target.value)} placeholder="如：工商银行北京分行" />
+            </div>
+            <div>
+              <Label>银行账号</Label>
+              <Input value={bankAccount} onChange={(e) => setBankAccount(e.target.value)} />
+            </div>
+          </>
+        )}
+        <div>
+          <Label>缴费主体名称</Label>
+          <Input value={orgName} onChange={(e) => setOrgName(e.target.value)} placeholder="子公司/分公司名称" />
+        </div>
+        <div>
+          <Label>缴费主体统一社会信用代码</Label>
+          <Input value={orgCode} onChange={(e) => setOrgCode(e.target.value)} />
+        </div>
+        <div>
+          <Label>备注</Label>
+          <Input value={remark} onChange={(e) => setRemark(e.target.value)} />
+        </div>
+
+        {/* 关联根部门 */}
+        <div>
+          <Label>关联根部门（公司/分公司/子公司）</Label>
+          <p className="text-xs text-gray-400 mb-2">勾选后，这些根部门下的员工将自动继承此账户。未勾选则使用公司默认账户。</p>
+          {rootDepts.length === 0 ? (
+            <div className="text-xs text-gray-400">暂无根部门</div>
+          ) : (
+            <div className="space-y-1 max-h-40 overflow-y-auto border rounded-md p-2">
+              {rootDepts.map((d: any) => (
+                <label key={d.id} className="flex items-center gap-2 text-sm py-1">
+                  <input
+                    type="checkbox"
+                    checked={selectedDeptIds.includes(d.id)}
+                    onChange={() => toggleDept(d.id)}
+                  />
+                  <span>{d.name}</span>
+                  {d._count?.employees > 0 && <span className="text-xs text-gray-400">({d._count.employees}人)</span>}
+                </label>
+              ))}
+            </div>
+          )}
+        </div>
+
+        <label className="flex items-center gap-2 text-sm">
+          <input type="checkbox" checked={isDefault} onChange={(e) => setIsDefault(e.target.checked)} />
+          设为默认账户（同类型下仅一个默认）
+        </label>
+        <div className="flex justify-end gap-2 pt-2">
+          <Button variant="secondary" onClick={onClose}>取消</Button>
+          <Button
+            disabled={!name || !city || saving}
+            onClick={() => onSubmit({ name, city, accountNo, orgName, orgCode, bankName, bankAccount, accountType: accountTypeVal, isDefault, remark }, selectedDeptIds)}
+          >
+            {saving ? '保存中...' : '保存'}
+          </Button>
+        </div>
+      </div>
+    </Modal>
+  )
+}