diff --git a/frontend/js/components/notifications.js b/frontend/js/components/notifications.js
index 39adda4..657d64e 100644
--- a/frontend/js/components/notifications.js
+++ b/frontend/js/components/notifications.js
@@ -58,10 +58,17 @@
       const data = await API.getUnreadCount();
       const badge = document.getElementById('notification-badge');
       const count = data.count || 0;
+      const previousCount = parseInt(badge.textContent) || 0;
       
       if (count > 0) {
         badge.textContent = count > 99 ? '99+' : count;
         badge.style.display = 'block';
+        
+        // 如果有新消息且面板是打开的，自动刷新列表
+        if (count > previousCount && isOpen) {
+          console.log('[Notifications] 检测到新消息，刷新列表');
+          await loadNotifications();
+        }
       } else {
         badge.style.display = 'none';
       }
@@ -222,14 +229,14 @@
       // 初始加载未读数量
       await updateUnreadCount();
 
-      // 每30秒更新一次未读数量
+      // 每5秒更新一次未读数量（实时检查新消息）
       if (notificationInterval) {
         clearInterval(notificationInterval);
       }
-      notificationInterval = setInterval(updateUnreadCount, 30000);
+      notificationInterval = setInterval(updateUnreadCount, 5000);
 
       isInitialized = true;
-      console.log('[Notifications] 初始化完成');
+      console.log('[Notifications] 初始化完成，实时轮询已启动（5秒间隔）');
     } catch (e) {
       console.error('初始化通知系统失败:', e);
     }