/**
 * Kanbante — header navigation (issue #16): the "Plus" dropdown on
 * desktop and the burger panel on mobile. One shared partial
 * (_header.html), one shared behaviour: this file.
 */
(function () {
    var moreBtn = document.getElementById('nav-more-btn');
    var moreMenu = document.getElementById('nav-more-menu');
    var burger = document.getElementById('nav-burger');
    var mobileNav = document.getElementById('mobile-nav');

    function setOpen(menu, btn, open) {
        if (!menu || !btn) return;
        menu.hidden = !open;
        btn.setAttribute('aria-expanded', open ? 'true' : 'false');
    }
    function closeAll() {
        setOpen(moreMenu, moreBtn, false);
        setOpen(mobileNav, burger, false);
        if (burger) {
            burger.textContent = '☰';
            burger.setAttribute('aria-label', 'Ouvrir le menu');
        }
    }

    if (moreBtn && moreMenu) {
        moreBtn.addEventListener('click', function (e) {
            e.stopPropagation();
            var willOpen = moreMenu.hidden;
            closeAll();
            setOpen(moreMenu, moreBtn, willOpen);
        });
        moreMenu.addEventListener('click', function (e) { e.stopPropagation(); });
    }
    if (burger && mobileNav) {
        burger.addEventListener('click', function (e) {
            e.stopPropagation();
            var willOpen = mobileNav.hidden;
            closeAll();
            setOpen(mobileNav, burger, willOpen);
            burger.textContent = willOpen ? '✕' : '☰';
            burger.setAttribute('aria-label', willOpen ? 'Fermer le menu' : 'Ouvrir le menu');
        });
    }
    document.addEventListener('click', function () { closeAll(); });
    document.addEventListener('keydown', function (e) {
        if (e.key === 'Escape') closeAll();
    });
    window.addEventListener('resize', function () {
        if (window.innerWidth > 900) {
            closeAll();
            if (burger) burger.textContent = '☰';
        }
    });
})();