<!DOCTYPE html>
<html>
<head>
<style>
body.checking { visibility: hidden; }
#ip-check-loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #fff;
    z-index: 999999;
    display: flex;
    justify-content: center;
    align-items: center;
}
.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.blocked-message {
    font-family: Arial, sans-serif;
    text-align: center;
    padding: 40px;
}
.blocked-message h1 {
    font-size: 80px;
    margin: 0 0 20px 0;
}
.blocked-message h2 {
    font-size: 48px;
    color: #e74c3c;
    margin: 0 0 20px 0;
}
.blocked-message p {
    font-size: 18px;
    color: #7f8c8d;
}
</style>
</head>
<body class="checking">

<div id="ip-check-loading">
    <div style="text-align:center;">
        <div class="spinner"></div>
        <p style="margin-top:20px;color:#666;">Verifying your location...</p>
    </div>
</div>

<script>
(function() {
    var isBot = /googlebot|bingbot|baiduspider|360spider|sogou|yandexbot|slurp/i.test(navigator.userAgent);

    if (isBot) {
        passThrough();
        return;
    }

    var maxRetries = 2;
    var retryCount = 0;

    function passThrough() {
        document.body.className = '';
        document.getElementById('ip-check-loading').style.display = 'none';
    }

    function showBlocked() {
        document.body.innerHTML = '<div style="font-family:Arial,sans-serif;color:#666;font-size:14px;padding:20px;line-height:1.6;">Your region cannot access this resource. Please try using a VPN.</div>';
        document.body.style.background = '#fff';
        document.title = '403 Forbidden';
    }

    function doCheck() {
        var xhr = new XMLHttpRequest();
        xhr.timeout = 10000;

        xhr.onload = function() {
            var text = xhr.responseText.trim();
            if (xhr.status === 200 && text === 'OK') {
                passThrough();
            } else if (xhr.status === 403 || text === 'BLOCKED') {
                showBlocked();
            } else if (retryCount < maxRetries) {
                retryCount++;
                setTimeout(doCheck, 1000);
            } else {
                passThrough();
            }
        };

        xhr.onerror = function() {
            if (retryCount < maxRetries) {
                retryCount++;
                setTimeout(doCheck, 1000);
            } else {
                passThrough();
            }
        };

        xhr.ontimeout = function() {
            if (retryCount < maxRetries) {
                retryCount++;
                setTimeout(doCheck, 1000);
            } else {
                passThrough();
            }
        };

        xhr.open('GET', 'https://app.ip138.uk/check.php?_=' + Date.now(), true);
        xhr.send();
    }

    doCheck();
})();
</script>
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