优化导航栏链接，添加外部和内部链接打开功能，改进用户交互体验

src/components/NavBar.vue

@@ -1,5 +1,5 @@
 <template>
-  <el-menu mode="horizontal" router class="custom-menu">
+  <el-menu mode="horizontal" class="custom-menu">
     <!-- 左侧网站名 -->
     <div class="website-name">
       <span style="font-weight: bold">Kisechan </span>
@@ -7,17 +7,25 @@
 
     <!-- 右侧导航选项 -->
     <div class="menu-items">
-      <el-menu-item index="/">首页</el-menu-item>
+      <el-menu-item @click="openLink('/')">首页</el-menu-item>
       <el-menu-item @click="goToBlog">博客</el-menu-item>
-      <el-menu-item index="/links">友链</el-menu-item>
+      <el-menu-item @click="openLink('/links')">友链</el-menu-item>
     </div>
   </el-menu>
 </template>
 
 <script setup>
+// 打开外部链接
 const goToBlog = () => {
   window.open("https://blog.kisechan.space", "_blank");
 };
+
+// 打开内部链接（新标签页）
+const openLink = (path) => {
+  const fullUrl = "https://www.kisechan.space" + path; // 获取完整 URL
+  if (window.location.href === fullUrl) return; // 防止重复点击
+  window.open(fullUrl, "_blank");
+};
 </script>
 
 <style scoped>
@@ -39,6 +47,7 @@ const goToBlog = () => {
 
 .el-menu-item {
   font-size: 16px;
+  cursor: pointer; /* 添加手型光标 */
 }
 
 .website-name {