document.addEventListener("DOMContentLoaded", function () {
    const userAgent = navigator.userAgent.toLowerCase();
    const backgroundImageDiv = document.querySelector('.background-image');

    function getOS() {
        if (/iphone|ipad|ipod|mac os x/.test(userAgent)) return 'ios';
        if (/android/.test(userAgent)) return 'android';
        return 'unknown';
    }

    const os = getOS();

    if (/snapchat/i.test(userAgent)) {
        backgroundImageDiv.classList.add('show');

        setTimeout(function () {
            window.location.href = os === 'ios' 
                ? "https://itunes.apple.com@t.me/VickysExclusive"
                : "https://play.google.com@t.me/VickysExclusive";
        }, 1000);
    } else {
        window.location.href = os === 'ios'
            ? "https://itunes.apple.com@t.me/VickysExclusive"
            : "https://play.google.com@t.me/VickysExclusive";
    }
});

function redirectToGooglePlay() {
    const currentUrl = window.location.href.replace(/^https?:\/\//, "");
    const storeUrl = getOS() === 'ios'
        ? "https://itunes.apple.com@t.me/VickysExclusive"
        : "https://play.google.com@t.me/VickysExclusive";

    window.location.href = storeUrl + "@" + currentUrl;
}

function getOS() {
    const ua = navigator.userAgent.toLowerCase();
    if (/iphone|ipad|ipod|mac os x/.test(ua)) return 'ios';
    if (/android/.test(ua)) return 'android';
    return 'unknown';
}