feat: 学生管理字段拆分（学号/身份证分列），表格和工具栏响应式适配

apps/admin/src/pages/Students/index.tsx

@@ -150,19 +150,32 @@ const StudentsPage: React.FC = () => {
 
   const columns = [
     { title: 'ID', dataIndex: 'id', width: 60 },
-    { title: '姓名', dataIndex: 'name' },
+    { title: '姓名', dataIndex: 'name', ellipsis: true },
     { title: '性别', dataIndex: 'gender', width: 60 },
-    { title: '电话', dataIndex: 'phone' },
-    { title: '学号/身份证', dataIndex: 'idNumber' },
+    { title: '电话', dataIndex: 'phone', ellipsis: true },
+    {
+      title: '学号',
+      dataIndex: 'studentNumber',
+      width: 120,
+      ellipsis: true,
+      render: (v: string) => v || '-',
+    },
+    {
+      title: '身份证',
+      dataIndex: 'idNumber',
+      width: 180,
+      ellipsis: true,
+      render: (v: string) => v || '-',
+    },
     { title: '民族', dataIndex: 'ethnicity', width: 80 },
-    { title: '紧急联系人', dataIndex: 'emergencyContact' },
-    { title: '紧急联系人电话', dataIndex: 'emergencyPhone' },
+    { title: '紧急联系人', dataIndex: 'emergencyContact', ellipsis: true },
+    { title: '紧急联系人电话', dataIndex: 'emergencyPhone', ellipsis: true },
     {
       title: '所属机构',
       dataIndex: 'organization',
       render: (v: string) => (v ? <Tag color="purple">{v}</Tag> : '-'),
     },
-    { title: '负责人', dataIndex: 'supervisor' },
+    { title: '负责人', dataIndex: 'supervisor', ellipsis: true },
     {
       title: '状态',
       dataIndex: 'status',
@@ -220,8 +233,8 @@ const StudentsPage: React.FC = () => {
 
   return (
     <div>
-      <div style={{ marginBottom: 16, display: 'flex', justifyContent: 'space-between' }}>
-        <Space>
+      <div style={{ marginBottom: 16, display: 'flex', justifyContent: 'space-between', flexWrap: 'wrap', gap: 8 }}>
+        <Space wrap>
           <Input.Search
             placeholder="搜索学生姓名"
             onSearch={setSearchName}
@@ -237,7 +250,7 @@ const StudentsPage: React.FC = () => {
               : `显示已归档${archivedCount > 0 ? ` (${archivedCount})` : ''}`}
           </Button>
         </Space>
-        <Space>
+        <Space wrap>
           <PermissionButton permission="student:delete">
             <Popconfirm
               title={`确定批量归档选中的 ${selectedRowKeys.length} 名学生？（数据保留，可恢复）`}
@@ -307,6 +320,7 @@ const StudentsPage: React.FC = () => {
         dataSource={data}
         rowKey="id"
         loading={loading}
+        scroll={{ x: 1200 }}
         pagination={{ pageSize: 15, showTotal: (total) => `共 ${total} 人` }}
         rowClassName={(record: any) => (record.status === 'archived' ? 'archived-row' : '')}
         rowSelection={{
@@ -330,6 +344,9 @@ const StudentsPage: React.FC = () => {
           <Form.Item name="name" label="姓名" rules={[{ required: true }]}>
             <Input />
           </Form.Item>
+          <Form.Item name="studentNumber" label="学号">
+            <Input placeholder="学生的学号" />
+          </Form.Item>
           <Form.Item name="gender" label="性别">
             <Select
               allowClear