diff --git a/h5/alerts.html b/h5/alerts.html
new file mode 100644
index 0000000..d73e3dc
--- /dev/null
+++ b/h5/alerts.html
@@ -0,0 +1,98 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>预警中心</title>
+  <link rel="stylesheet" href="css/style.css">
+</head>
+<body>
+  <div class="app">
+    <!-- 顶栏 -->
+    <div class="top-bar">
+      <a href="index.html" class="top-bar-back">‹</a>
+      <div class="top-bar-title">预警中心</div>
+      <div class="top-bar-empty"></div>
+    </div>
+
+    <!-- 子Tab -->
+    <div class="sub-tabs" id="subTabs">
+      <div class="sub-tab active" data-filter="">全部</div>
+      <div class="sub-tab" data-filter="danger">危险</div>
+      <div class="sub-tab" data-filter="warning">警告</div>
+      <div class="sub-tab" data-filter="handled">已处理</div>
+    </div>
+
+    <!-- 预警列表 -->
+    <div class="content">
+      <div id="alertList" class="alert-list"></div>
+    </div>
+
+    <!-- 底部Tab栏 -->
+    <div class="tab-bar">
+      <a href="index.html" class="tab-item">
+        <div class="tab-icon">🏠</div>
+        <div class="tab-label">首页</div>
+      </a>
+      <a href="devices.html" class="tab-item">
+        <div class="tab-icon">📱</div>
+        <div class="tab-label">设备</div>
+      </a>
+      <a href="capture.html" class="tab-item">
+        <div class="tab-icon">📷</div>
+        <div class="tab-label">随手拍</div>
+      </a>
+      <a href="log.html" class="tab-item">
+        <div class="tab-icon">📋</div>
+        <div class="tab-label">日志</div>
+      </a>
+    </div>
+  </div>
+
+  <script src="js/mock.js"></script>
+  <script src="js/api.js"></script>
+  <script src="js/app.js"></script>
+  <script>
+    requireAuth();
+
+    let currentFilter = '';
+
+    function renderAlerts(alerts) {
+      const list = document.getElementById('alertList');
+      if (alerts.length === 0) {
+        list.innerHTML = '<div class="empty-state"><div class="empty-state-icon">🔔</div><div class="empty-state-text">暂无预警</div></div>';
+        return;
+      }
+      list.innerHTML = alerts.map(a => `
+        <a href="alert.html?id=${a.id}" class="alert-item">
+          <div class="alert-icon ${a.level === 'danger' ? 'danger' : a.level === 'warning' ? 'warning' : 'handled'}">${getAlertIcon(a.level)}</div>
+          <div class="alert-content">
+            <div class="alert-title">${a.message.substring(0, 30)}${a.message.length > 30 ? '...' : ''}</div>
+            <div class="alert-meta">${a.deviceName} · ${getDeviceIcon(a.deviceType)} · ${formatTime(a.createdAt)}</div>
+          </div>
+          <div class="list-item-arrow">›</div>
+        </a>
+      `).join('');
+    }
+
+    async function loadAlerts(filter = '') {
+      const params = {};
+      if (filter === 'danger') params.level = 'danger';
+      else if (filter === 'warning') params.level = 'warning';
+      else if (filter === 'handled') params.status = 'handled';
+      const res = await apiGetAlerts(params);
+      renderAlerts(res.data.items);
+    }
+
+    document.getElementById('subTabs').addEventListener('click', e => {
+      const tab = e.target.closest('.sub-tab');
+      if (!tab) return;
+      document.querySelectorAll('.sub-tab').forEach(t => t.classList.remove('active'));
+      tab.classList.add('active');
+      loadAlerts(tab.dataset.filter);
+    });
+
+    loadAlerts();
+  </script>
+</body>
+</html>
