echo "<h1>Success! Yeh code sahi domain par chal raha hai.</h1>";

// Aapki security checklist ya system configuration details
$domain_name = $_SERVER['SERVER_NAME'];
$server_ip = $_SERVER['SERVER_ADDR'] ?? '127.0.0.1';
$php_version = phpversion();

<div style="font-family: 'Segoe UI', Arial, sans-serif; background: #f8fafc; border: 1px solid #e2e8f0; padding: 20px; border-radius: 8px; max-width: 500px; margin-top: 20px; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);">
    <h3 style="color: #1e293b; margin-top: 0; border-bottom: 2px solid #e2e8f0; padding-bottom: 8px;">System Status</h3>
    <ul style="list-style: none; padding: 0; margin: 0; color: #475569; font-size: 14px; line-height: 2;">
        <li><strong>Active Domain:</strong> <span style="color: #2563eb; font-weight: 600;">echo $domain_name;</span></li>
        <li><strong>Server IP Address:</strong> echo $server_ip;</li>
        <li><strong>PHP Environment Version:</strong> echo $php_version;</li>
        <li><strong>Connection Status:</strong> <span style="color: #16a34a; font-weight: bold;">● Online & Secured</span></li>
    </ul>
</div>