feat(admin): rebuild page display settings

assets/admin/src/App.vue

@@ -3,7 +3,15 @@
     <n-message-provider>
       <n-dialog-provider>
         <n-notification-provider>
-          <n-layout v-if="!isMobile" class="aksrt-admin-layout" has-sider>
+          <div v-if="!isMobile" class="aksrt-csf-shell">
+            <header class="aksrt-csf-header">
+              <div>
+                <h1>AKSRT主题设置 <small>页面与功能配置</small></h1>
+                <p>欢迎使用 AKSRT 主题</p>
+              </div>
+              <span class="aksrt-csf-version">V{{ themeVersion }}</span>
+            </header>
+          <n-layout class="aksrt-admin-layout" has-sider>
             <n-layout-sider
               bordered
               collapse-mode="width"
@@ -47,6 +55,7 @@
               </div>
             </n-layout>
           </n-layout>
+          </div>
 
           <div v-else class="aksrt-admin-mobile">
             <MobileTopBar :title="currentPageTitle" @toggle="drawerActive = true" />
@@ -101,6 +110,7 @@ const collapsed = ref(false)
 const pageError = ref(null)
 const isMobile = ref(false)
 const drawerActive = ref(false)
+const themeVersion = window.aksrtAdminData?.version || '9.0'
 
 function checkMobile() {
   isMobile.value = window.innerWidth < 768
@@ -205,7 +215,7 @@ function handleMenuClick(key) {
   display: flex;
   align-items: center;
   justify-content: center;
-  height: 60px;
+  height: 72px;
   gap: 10px;
   border-bottom: 1px solid var(--n-border-color, #efeff5);
 }
@@ -222,7 +232,7 @@ function handleMenuClick(key) {
   width: 28px;
   height: 28px;
   border-radius: 8px;
-  background: #18a058;
+  background: linear-gradient(135deg, #65bff7 10%, #0d67b9 100%);
   color: #fff;
   font-size: 12px;
   font-weight: 700;
@@ -237,7 +247,71 @@ function handleMenuClick(key) {
 }
 
 .aksrt-admin-content__inner {
-  padding: 24px 28px;
+  padding: 30px;
+}
+
+.aksrt-csf-shell {
+  max-width: 1380px;
+  margin: 20px auto;
+  overflow: hidden;
+  border-radius: 8px;
+  box-shadow: 0 0 20px rgba(82, 82, 82, .1);
+}
+
+.aksrt-csf-header {
+  position: relative;
+  display: flex;
+  min-height: 108px;
+  align-items: center;
+  justify-content: space-between;
+  overflow: hidden;
+  padding: 22px 34px;
+  color: #fff;
+  background: linear-gradient(135deg, #f97794 10%, #623aa2 100%);
+}
+
+.aksrt-csf-header::before {
+  position: absolute;
+  left: 10%;
+  bottom: -25px;
+  content: 'AKSRT';
+  color: rgba(255, 255, 255, .05);
+  font-size: 100px;
+  font-weight: 800;
+  font-style: oblique;
+  transform: rotate(-5deg) scaleX(1.5);
+}
+
+.aksrt-csf-header h1,
+.aksrt-csf-header p {
+  position: relative;
+  z-index: 1;
+  margin: 0;
+  color: #fff;
+}
+
+.aksrt-csf-header h1 {
+  font-size: 26px;
+}
+
+.aksrt-csf-header h1 small {
+  margin-left: 8px;
+  font-size: 13px;
+  font-weight: 400;
+}
+
+.aksrt-csf-header p {
+  margin-top: 7px;
+  opacity: .78;
+}
+
+.aksrt-csf-version {
+  position: relative;
+  z-index: 1;
+  padding: 5px 12px;
+  border: 1px solid rgba(255, 255, 255, .3);
+  border-radius: 20px;
+  background: rgba(255, 255, 255, .1);
 }
 
 .aksrt-admin-mobile {