调整部分页面样式布局

layouts/admin/AdminLayout.uvue

@@ -407,6 +407,11 @@ onMounted(() => {
 
 <style scoped lang="scss">
 .layout-root {
+  --admin-page-padding-desktop: 12px;
+  --admin-page-padding-mobile: 8px;
+  --admin-section-gap: 12px;
+  --admin-card-padding: 16px;
+
   display: flex;
   flex-direction: row;
   width: 100%;
@@ -491,10 +496,12 @@ onMounted(() => {
 
 .content-inner {
   min-height: calc(100vh - 120px);
-  padding: 12px;
+  padding: var(--admin-page-padding-desktop);
+  display: flex;
+  flex-direction: column;
 }
 
 .content-inner.is-mobile {
-  padding: 8px;
+  padding: var(--admin-page-padding-mobile);
 }
 </style>