404.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Page not found</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            text-align: center;
            flex-direction: column;
        }
    </style>
</head>
<body>
    <script>
        const urlMap = {
            "go/tg": "https://t.me/dens_den",
            "go/trips": "https://dpat.in/trips.html?for=denpatin&home=Russia&length=5"
        };

        const path = window.location.pathname.substring(1);

        if (urlMap[path]) {
            window.location.href = urlMap[path];
        } else {
            document.body.innerHTML = `
                <h1>The page you are looking for is not found</h1>
                <p>Maybe you want to try one of these:</p>
                <ul>
                    <li><a href="/go/tg">My Telegram</a></li>
                    <li><a href="/go/trips">All Trips</a></li>
                </ul>
            `;
        }
    </script>
</body>
</html>