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    <meta charset="UTF-8">
    <title>support.spacekb.com - HTTPS 测试</title>
    <style>
        body { font-family: Arial, sans-serif; max-width: 800px; margin: 50px auto; padding: 20px; background: #f0f8ff; }
        .success { color: #006400; }
        .info { background: #e8f4e8; padding: 15px; border-radius: 5px; border: 1px solid #006400; }
        .ssl { color: #006400; font-weight: bold; }
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    <h1 class="success">🔒 HTTPS 配置成功！</h1>
    <div class="info">
        <p><strong>✅ 域名:</strong> support.spacekb.com</p>
        <p><strong>✅ 协议:</strong> <span class="ssl">HTTPS (SSL/TLS)</span></p>
        <p><strong>✅ 证书状态:</strong> 有效</p>
        <p><strong>✅ 服务器:</strong> sicore-m1</p>
        <p><strong>✅ 请求 URI:</strong> /sitemap.xml</p>
        <p><strong>✅ 客户端 IP:</strong> 216.73.216.228</p>
        <p><strong>✅ 访问时间:</strong> 27/Jun/2026:19:33:54 +0000</p>
        <p><strong>✅ Nginx 版本:</strong> 1.18.0</p>
    </div>
    <p style="color: #666; margin-top: 30px;">✨ SSL 证书已成功安装！此页面用于验证 HTTPS 配置。</p>
    <p style="color: #666;">📝 后端服务尚未启动，当前为测试模式。</p>
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