优化

src/modules/iam/pages/InternalUsersView.vue

@@ -349,7 +349,7 @@ onMounted(loadInitialData)
       </section>
     </ListPageLayout>
 
-    <AppDialog v-model="editorOpen" :title="editorLabel" width="min(760px, calc(100vw - 32px))" destroy-on-close :confirm-loading="saving" :confirm-text="editingUser ? '保存修改' : '确认添加'" @confirm="saveUser">
+    <AppDialog v-model="editorOpen" :title="editorLabel" width="min(650px, calc(100vw - 28px))" class="internal-user-editor-dialog" destroy-on-close :confirm-loading="saving" :confirm-text="editingUser ? '保存修改' : '确认添加'" @confirm="saveUser">
       <el-form ref="formRef" :model="form" :rules="formRules" label-position="top">
         <FormSection title="用户资料" description="维护登录身份、联系方式与平台角色。">
           <div class="form-grid two-cols">
@@ -401,6 +401,9 @@ onMounted(loadInitialData)
 
 <style scoped>
 .password-fields { margin-top: 16px; }
+:global(.internal-user-editor-dialog) { max-height: min(760px, calc(100vh - 32px)); display: flex; flex-direction: column; }
+:global(.internal-user-editor-dialog .el-dialog__body) { min-height: 0; overflow-y: auto; }
+:global(.internal-user-editor-dialog .el-dialog__footer) { flex: 0 0 auto; }
 @media (max-width: 720px) {
   .form-grid.two-cols { grid-template-columns: 1fr; }
 }