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/src/assets/styles/views/policies-view.css

@@ -1163,6 +1163,46 @@ th {
 }
 
 @media (max-width: 760px) {
+  .knowledge-page {
+    height: auto;
+    min-height: 100%;
+    overflow: visible;
+  }
+
+  .knowledge-grid,
+  .knowledge-main,
+  .library-panel,
+  .library-body,
+  .document-area {
+    height: auto;
+    min-height: 0;
+    overflow: visible;
+  }
+
+  .knowledge-grid,
+  .library-panel,
+  .library-body,
+  .document-area {
+    display: block;
+  }
+
+  .knowledge-grid,
+  .knowledge-main,
+  .library-panel,
+  .library-body,
+  .document-area,
+  .doc-table-wrap,
+  .folder-tree {
+    width: 100%;
+    max-width: 100%;
+    min-width: 0;
+    box-sizing: border-box;
+  }
+
+  .library-panel {
+    padding: 12px;
+  }
+
   .panel-title,
   .preview-head,
   .llm-wiki-section-head,
@@ -1177,10 +1217,134 @@ th {
     width: 100%;
   }
 
-  .summary-grid,
-  .list-foot {
-    grid-template-columns: 1fr;
-  }
+  .library-body {
+    margin-top: 12px;
+  }
+
+  .folder-rail {
+    display: block;
+    padding: 0 0 10px;
+  }
+
+  .folder-tree {
+    display: flex;
+    gap: 8px;
+    overflow-x: auto;
+    overflow-y: hidden;
+    padding-bottom: 2px;
+    scrollbar-width: thin;
+  }
+
+  .folder-tree button {
+    flex: 0 0 auto;
+    width: max-content;
+    min-width: 132px;
+  }
+
+  .upload-zone {
+    margin-bottom: 10px;
+  }
+
+  .doc-table-wrap {
+    overflow: visible;
+  }
+
+  .knowledge-document-table,
+  .knowledge-document-table thead,
+  .knowledge-document-table tbody,
+  .knowledge-document-table tr,
+  .knowledge-document-table th,
+  .knowledge-document-table td {
+    display: block;
+  }
+
+  .knowledge-document-table {
+    width: 100%;
+    min-width: 0;
+    border-collapse: separate;
+  }
+
+  .knowledge-document-table thead {
+    display: none;
+  }
+
+  .knowledge-document-table tbody {
+    display: grid;
+    gap: 10px;
+  }
+
+  .knowledge-document-table tr {
+    padding: 12px;
+    border: 1px solid #e2e8f0;
+    border-radius: 4px;
+    background: #fff;
+    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.05);
+  }
+
+  .knowledge-document-table td,
+  .knowledge-document-table th:not(:first-child),
+  .knowledge-document-table td:not(:first-child),
+  .knowledge-document-table td:first-child {
+    display: grid;
+    grid-template-columns: 78px minmax(0, 1fr);
+    align-items: center;
+    gap: 10px;
+    min-height: 30px;
+    padding: 7px 0;
+    border: 0;
+    border-bottom: 1px dashed #edf2f7;
+    text-align: left;
+    white-space: normal;
+  }
+
+  .knowledge-document-table td:last-child {
+    border-bottom: 0;
+  }
+
+  .knowledge-document-table td::before {
+    content: attr(data-label);
+    color: #64748b;
+    font-size: 12px;
+    font-weight: 800;
+    line-height: 1.6;
+  }
+
+  .knowledge-document-table td:first-child {
+    grid-template-columns: 1fr;
+    padding-top: 0;
+  }
+
+  .knowledge-document-table td:first-child::before {
+    display: none;
+  }
+
+  .knowledge-document-table .empty-row {
+    display: block;
+    padding: 12px 0;
+    border-bottom: 0;
+    text-align: center;
+  }
+
+  .knowledge-document-table .empty-row::before {
+    display: none;
+  }
+
+  .file-name {
+    white-space: normal;
+  }
+
+  .state-cell {
+    justify-items: start;
+  }
+
+  .row-actions {
+    justify-content: flex-start;
+  }
+
+  .summary-grid,
+  .list-foot {
+    grid-template-columns: 1fr;
+  }
 
   .list-foot {
     gap: 12px;