feat: 优化差旅报销预审流程与个人工作台 UI 体系

- 完善 user_agent_application 申请差旅报销预审槽位与消息组装
- 增强预算助理报告与风险建议卡片交互
- 重构登录页视觉样式与移动端响应式适配
- 优化个人工作台、文档中心、政策中心、员工管理等页面布局
- 拆分 travelRequestDetailPreReviewModel 为 advice/submit 模型
- 补充报销草稿、风险复核、Item Sync 与模板执行器测试覆盖

web/tests/travel-request-detail-submit-confirm.test.mjs

@@ -48,7 +48,7 @@ test('detail submit opens a confirmation dialog before calling submit API', () =
   assert.match(detailViewTemplate, /@click="handleSubmit"/)
 
   assert.match(detailViewScript, /const submitConfirmDialogOpen = ref\(false\)/)
-  assert.match(detailViewScript, /preReviewExpenseClaim\(request\.value\.claimId\)/)
+  assert.doesNotMatch(detailViewScript, /preReviewExpenseClaim\(request\.value\.claimId\)/)
   assert.match(detailViewScript, /const submitActionLabel = computed/)
   assert.match(detailViewScript, /submitConfirmDialogOpen\.value = true/)
   assert.match(detailViewScript, /submitConfirmDialogOpen\.value = false/)
@@ -59,7 +59,7 @@ test('detail submit opens a confirmation dialog before calling submit API', () =
   const handleSubmit = extractFunction(detailViewScript, 'handleSubmit')
   const confirmSubmitRequest = extractFunction(detailViewScript, 'confirmSubmitRequest')
   assert.doesNotMatch(handleSubmit, /submitExpenseClaim/)
-  assert.match(handleSubmit, /runAiPreReview\(\)/)
+  assert.doesNotMatch(handleSubmit, /runAiPreReview\(\)/)
   assert.match(confirmSubmitRequest, /submitExpenseClaim\(request\.value\.claimId\)/)
 })
 
@@ -93,6 +93,9 @@ test('archived detail delete action is gated by admin-only permission', () => {
 
 test('editable detail delete action is limited to applicant or claim manager', () => {
   assert.match(detailViewScript, /const isCurrentApplicant = computed/)
+  assert.match(detailViewScript, /isPlatformAdminUser/)
+  assert.match(detailViewScript, /if \(isApplicationDocument\.value\) {\s*return isPlatformAdminUser\(currentUser\.value\)\s*}/)
   assert.match(detailViewScript, /if \(canManageCurrentClaim\.value\) {\s*return true\s*}/)
   assert.match(detailViewScript, /return isEditableRequest\.value && isCurrentApplicant\.value/)
+  assert.match(detailViewScript, /if \(isApplicationDocument\.value\) {\s*return '删除申请'\s*}/)
 })