style(web): 更新审批中心、审计、政策制度页面样式，增强页面布局和视觉效果

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

@@ -319,6 +319,11 @@
   background: linear-gradient(180deg, #fcfefd 0%, #f4f8f6 100%);
   display: flex;
   flex-direction: column;
+  align-items: stretch;
+  justify-content: flex-start;
+}
+
+.table-wrap.is-empty {
   align-items: center;
   justify-content: center;
 }
@@ -803,6 +808,11 @@ tbody tr.spotlight {
   grid-template-rows: auto minmax(0, 1fr);
 }
 
+.json-editor-card {
+  display: grid;
+  gap: 12px;
+}
+
 .markdown-card .field {
   min-height: 0;
   grid-template-rows: auto minmax(0, 1fr);
@@ -822,6 +832,43 @@ tbody tr.spotlight {
   color: #475569;
 }
 
+.json-template-meta {
+  display: flex;
+  gap: 10px;
+  flex-wrap: wrap;
+}
+
+.json-template-meta span {
+  min-height: 28px;
+  display: inline-flex;
+  align-items: center;
+  gap: 6px;
+  padding: 0 10px;
+  border-radius: 999px;
+  background: #f8fafc;
+  color: #475569;
+  font-size: 12px;
+  font-weight: 750;
+}
+
+.json-template-meta strong {
+  color: #0f172a;
+  font-weight: 850;
+}
+
+.json-editor {
+  min-height: 320px;
+  font-family: "Cascadia Mono", "Consolas", monospace;
+  font-size: 13px;
+  line-height: 1.65;
+  white-space: pre;
+}
+
+.json-editor.disabled {
+  background: #f8fafc;
+  color: #475569;
+}
+
 .subtle-banner,
 .editor-foot {
   display: flex;