feat(web): 更新TableEmptyState空状态组件和RequestsView脚本，增强表格空状态展示和请求列表逻辑

web/src/assets/styles/views/approval-center-view.css

@@ -77,12 +77,16 @@
 .hint { display: inline-flex; align-items: center; gap: 7px; margin-top: 10px; color: #64748b; font-size: 13px; }
 
 .table-wrap {
-  min-height: 0;
+  min-height: 400px;
   margin-top: 10px;
   overflow-x: auto;
   overflow-y: auto;
   border: 1px solid #edf2f7;
   border-radius: 10px;
+  background: linear-gradient(180deg, #fcfefd 0%, #f4f8f6 100%);
+  display: flex;
+  align-items: center;
+  justify-content: center;
 }
 
 table { width: 100%; min-width: 1180px; border-collapse: collapse; table-layout: fixed; }

web/src/assets/styles/views/audit-view.css

@@ -312,10 +312,14 @@
 .table-wrap {
   flex: 1 1 auto;
   position: relative;
-  min-height: 0;
+  min-height: 400px;
   overflow: auto;
   border: 1px solid #edf2f7;
   border-radius: 12px;
+  background: linear-gradient(180deg, #fcfefd 0%, #f4f8f6 100%);
+  display: flex;
+  align-items: center;
+  justify-content: center;
 }
 
 .table-state,

web/src/assets/styles/views/employee-management-view.css

@@ -324,12 +324,16 @@
 
 .table-wrap {
   flex: 1 1 auto;
-  min-height: 0;
+  min-height: 400px;
   overflow-x: auto;
   overflow-y: auto;
   margin-top: 10px;
   border: 1px solid #edf2f7;
   border-radius: 12px;
+  background: linear-gradient(180deg, #fcfefd 0%, #f4f8f6 100%);
+  display: flex;
+  align-items: center;
+  justify-content: center;
 }
 
 .list-foot {

web/src/assets/styles/views/requests-view.css

@@ -283,12 +283,16 @@
 }
 
 .table-wrap {
-  min-height: 0;
+  min-height: 400px;
   margin-top: 10px;
   overflow-x: auto;
   overflow-y: auto;
   border: 1px solid #edf2f7;
   border-radius: 10px;
+  background: linear-gradient(180deg, #fcfefd 0%, #f4f8f6 100%);
+  display: flex;
+  align-items: center;
+  justify-content: center;
 }
 
 .table-state {

web/src/components/shared/TableEmptyState.vue

@@ -71,16 +71,15 @@ defineEmits(['action'])
   --accent-soft: rgba(16, 185, 129, 0.16);
   --accent-line: rgba(16, 185, 129, 0.24);
   --accent-mist: rgba(16, 185, 129, 0.08);
-  min-height: clamp(220px, 30vh, 296px);
+  display: flex;
-  display: grid;
+  flex-direction: column;
-  align-content: center;
+  align-items: center;
-  justify-items: center;
+  justify-content: center;
   gap: 14px;
   padding: clamp(22px, 2vw, 28px);
   text-align: center;
-  background:
+  background: transparent;
-    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0) 42%),
+  width: 100%;
-    linear-gradient(180deg, #fcfefd 0%, #f4f8f6 100%);
 }
 
 .table-empty-state.sky {
@@ -247,6 +246,7 @@ defineEmits(['action'])
   font-size: clamp(18px, 1.6vw, 22px);
   font-weight: 800;
   line-height: 1.25;
+  text-align: center;
 }
 
 .table-empty-state__copy p {
@@ -255,6 +255,7 @@ defineEmits(['action'])
   color: #5b6b83;
   font-size: 13px;
   line-height: 1.7;
+  text-align: center;
 }
 
 .table-empty-state__tips {

web/src/views/scripts/RequestsView.js

@@ -127,8 +127,8 @@ export default {
           title: '还没有任何报销单据',
           desc: '首张草稿或已提交的报销单会自动出现在这里，后续可以继续补充、提交和跟踪进度。',
           icon: 'mdi mdi-receipt-text-plus-outline',
-          actionLabel: '发起报销',
+          actionLabel: '',
-          actionIcon: 'mdi mdi-plus-circle-outline',
+          actionIcon: '',
           tone: 'emerald',
           artLabel: 'CLAIM',
           tips: ['保存草稿后会自动回到这里', '支持草稿、待提交、审批中和已完成全流程管理']