<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>服务协议切换提示</title>
    <meta http-equiv="refresh" content="5; url=http://www.aofilter.com/sitemap.xml">
    <style>
        body { 
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            max-width: 768px;
            margin: 2rem auto;
            padding: 1rem;
            line-height: 1.6;
        }
        .notice {
            padding: 1.5rem;
            border-left: 4px solid #ffa500;
            background: #fff9e6;
        }
        .manual-link {
            margin-top: 1rem;
            display: inline-block;
            padding: 0.5rem 1rem;
            background: #007bff;
            color: white!important;
            text-decoration: none;
            border-radius: 4px;
        }
    </style>
</head>
<body>
    <div class="notice">
        <h2>⏳ 正在切换协议版本</h2>
        <p>您访问的域名暂未启用 HTTPS 加密服务，系统将在 <strong>5秒</strong> 后自动切换到 HTTP 协议。</p>
        <p>如果未自动跳转，请点击下方链接：</p>
        <a href="http://www.aofilter.com/sitemap.xml" 
            class="manual-link" 
            target="_blank"
            rel="noopener noreferrer"
        >
            立即访问 HTTP 版本
        </a>
    </div>
</body>
</html>