(function () {
    function setupRoot(root) {
        var track = root.querySelector(".square-promo__track");
        var group = root.querySelector(".square-promo__group");
        if (!track || !group) return;

        var clone = root.querySelector(".square-promo__group--clone");
        if (clone) clone.remove();
        root.classList.remove("is-marquee");
        track.style.animationDuration = "";

        if (group.scrollWidth <= root.clientWidth + 1) return;

        clone = group.cloneNode(true);
        clone.classList.add("square-promo__group--clone");
        clone.setAttribute("aria-hidden", "true");
        clone.querySelectorAll("a").forEach(function (link) {
            link.setAttribute("tabindex", "-1");
        });
        track.appendChild(clone);
        root.classList.add("is-marquee");
        track.style.animationDuration =
            Math.max(18, Math.round(group.scrollWidth / 36)) + "s";
        if (typeof window.initLazyImages === "function") {
            window.initLazyImages(clone);
        }
    }

    function setupAll() {
        document.querySelectorAll("[data-square-promo]").forEach(setupRoot);
    }

    var resizeTimer = 0;

    function onResize() {
        window.clearTimeout(resizeTimer);
        resizeTimer = window.setTimeout(setupAll, 160);
    }

    if (document.readyState === "loading") {
        document.addEventListener("DOMContentLoaded", setupAll, { once: true });
    } else {
        setupAll();
    }
    window.addEventListener("resize", onResize);
})();