fix: 侧边栏菜单光标保持默认箭头

frontend/src/layouts/MainLayout.vue

@@ -212,6 +212,13 @@ async function submitChangePassword() {
 </script>
 
 <style scoped>
+/* 侧边栏光标保持默认箭头，不切换手型 // Logan.Li */
+.layout-aside :deep(.el-menu-item),
+.layout-aside :deep(.el-sub-menu__title),
+.layout-aside :deep(.logo) {
+  cursor: default;
+}
+
 .layout-container { height: 100vh; }
 .layout-aside { background-color: #001529; transition: width 0.3s; overflow-x: hidden; }
 .logo { height: 60px; display: flex; align-items: center; justify-content: center; gap: 8px; color: #fff; font-size: 18px; font-weight: 600; }