(function(){
  var menuWrapper = document.querySelector('.th-menu-wrapper');
  var toggles = document.querySelectorAll('.th-menu-toggle');
  if (!menuWrapper || !toggles.length) {
    return;
  }

  var menuArea = menuWrapper.querySelector('.th-menu-area');

  function toggleMenu() {
    menuWrapper.classList.toggle('th-body-visible');
  }

  function closeMenu() {
    menuWrapper.classList.remove('th-body-visible');
  }

  function stopClose(event) {
    event.stopPropagation();
  }

  toggles.forEach(function(btn){
    btn.addEventListener('click', function(event){
      event.preventDefault();
      toggleMenu();
    });
  });

  if (menuArea) {
    menuArea.addEventListener('click', stopClose);
  }

  menuWrapper.addEventListener('click', function(event){
    if (!menuArea || !menuArea.contains(event.target)) {
      closeMenu();
    }
  });

  document.addEventListener('keyup', function(event){
    if (event.key === 'Escape') {
      closeMenu();
    }
  });

  var submenuParents = menuWrapper.querySelectorAll('.menu-item-has-children, .th-item-has-children');

  submenuParents.forEach(function(parent){
    if (parent.classList.contains('menu-item-has-children') && !parent.classList.contains('th-item-has-children')) {
      parent.classList.add('th-item-has-children');
    }

    var anchor = parent.querySelector('a');
    var expand = parent.querySelector('.th-mean-expand');

    if (!expand) {
      expand = document.createElement('span');
      expand.className = 'th-mean-expand';
      if (anchor && anchor.parentNode) {
        anchor.parentNode.insertBefore(expand, anchor.nextSibling);
      }
    }

    expand.addEventListener('click', function(event){
      event.preventDefault();
      event.stopPropagation();
      parent.classList.toggle('th-active');
    });

    if (anchor && anchor.getAttribute('href') === '#') {
      anchor.addEventListener('click', function(event){
        event.preventDefault();
        parent.classList.toggle('th-active');
      });
    }
  });

  menuWrapper.querySelectorAll('.th-mobile-menu a').forEach(function(link){
    var href = link.getAttribute('href');
    if (href && href !== '#' && href.indexOf('javascript:') === -1) {
      link.addEventListener('click', closeMenu);
    }
  });
})();

/* Self-contained campus gallery for static exports where Elementor's carousel
   bootstrap is unavailable or runs before Swiper is ready. */
(function () {
  function initCampusGallery() {
    var viewport = document.querySelector('.new-campus-gallery .elementor-image-carousel-wrapper');
    if (!viewport || viewport.classList.contains('custom-campus-carousel')) return;

    if (viewport.swiper && typeof viewport.swiper.destroy === 'function') {
      viewport.swiper.destroy(true, true);
    }

    var track = viewport.querySelector('.elementor-image-carousel');
    var slides = Array.prototype.slice.call(viewport.querySelectorAll('.swiper-slide'));
    var previous = viewport.querySelector('.elementor-swiper-button-prev');
    var next = viewport.querySelector('.elementor-swiper-button-next');
    var pagination = viewport.querySelector('.swiper-pagination');
    if (!track || slides.length < 2) return;

    viewport.classList.add('custom-campus-carousel');
    var index = 0;
    var timer;

    function visibleSlides() {
      if (window.innerWidth <= 575) return 1;
      if (window.innerWidth <= 991) return 2;
      return 3;
    }

    function pageCount() {
      return Math.max(1, slides.length - visibleSlides() + 1);
    }

    function renderPagination() {
      if (!pagination) return;
      pagination.innerHTML = '';
      for (var i = 0; i < pageCount(); i += 1) {
        var bullet = document.createElement('button');
        bullet.type = 'button';
        bullet.className = 'swiper-pagination-bullet' + (i === index ? ' swiper-pagination-bullet-active' : '');
        bullet.setAttribute('aria-label', 'Go to gallery slide ' + (i + 1));
        bullet.dataset.index = i;
        pagination.appendChild(bullet);
      }
    }

    function update() {
      index = Math.min(index, pageCount() - 1);
      var gap = 16;
      var slideWidth = slides[0].getBoundingClientRect().width;
      track.style.transform = 'translate3d(' + (-index * (slideWidth + gap)) + 'px,0,0)';
      renderPagination();
    }

    function move(direction) {
      index = (index + direction + pageCount()) % pageCount();
      update();
    }

    function startAutoplay() {
      window.clearInterval(timer);
      timer = window.setInterval(function () { move(1); }, 4200);
    }

    if (previous) previous.addEventListener('click', function () { move(-1); startAutoplay(); });
    if (next) next.addEventListener('click', function () { move(1); startAutoplay(); });
    if (pagination) pagination.addEventListener('click', function (event) {
      var bullet = event.target.closest('[data-index]');
      if (!bullet) return;
      index = Number(bullet.dataset.index);
      update();
      startAutoplay();
    });
    viewport.addEventListener('mouseenter', function () { window.clearInterval(timer); });
    viewport.addEventListener('mouseleave', startAutoplay);
    window.addEventListener('resize', update);

    update();
    startAutoplay();
  }

  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', function () { window.setTimeout(initCampusGallery, 300); });
  } else {
    window.setTimeout(initCampusGallery, 300);
  }
})();

/* Normalize the exported legacy header markup on every page. */
(function () {
  function enhanceHeader() {
    var header = document.querySelector('.th-header.header-layout-default');
    if (!header) return;

    var topRow = header.querySelector('.header-top .row');
    var navRow = header.querySelector('.menu-area > .container-fluid > .row');
    var brandColumn = navRow && navRow.querySelector(':scope > .col-xl-auto');
    var brandRow = brandColumn && brandColumn.querySelector(':scope > .row');
    if (topRow) topRow.classList.add('site-topbar-row');
    if (navRow) navRow.classList.add('site-nav-row');
    if (brandColumn) brandColumn.classList.add('site-brand-menu-column');
    if (brandRow) brandRow.classList.add('site-brand-menu-row');

    var leftLinks = header.querySelector('.header-top .header-links:not(.header-right)');
    if (leftLinks) {
      leftLinks.innerHTML = '<ul><li class="site-email-link"><a href="mailto:fmiphcrm@gmail.com"><i class="fas fa-envelope" aria-hidden="true"></i><span>fmiphcrm@gmail.com</span></a></li></ul>';
      var leftColumn = leftLinks.closest('.col-auto');
      if (leftColumn) leftColumn.classList.remove('d-none', 'd-lg-block');
    }

    var social = header.querySelector('.header-social');
    if (social && !social.querySelector('a')) {
      social.setAttribute('aria-label', 'Social media links');
      social.innerHTML = '<a href="https://www.facebook.com/" target="_blank" rel="noopener noreferrer" aria-label="Facebook"><svg viewBox="0 0 24 24" aria-hidden="true"><path d="M14 8h3V4h-3c-3 0-5 2-5 5v2H6v4h3v7h4v-7h3l1-4h-4V9c0-.7.3-1 1-1Z"/></svg></a>' +
        '<a href="https://www.instagram.com/" target="_blank" rel="noopener noreferrer" aria-label="Instagram"><svg viewBox="0 0 24 24" aria-hidden="true"><rect x="3.5" y="3.5" width="17" height="17" rx="5"/><circle cx="12" cy="12" r="4"/><circle class="social-dot" cx="17.7" cy="6.4" r="1"/></svg></a>' +
        '<a href="https://www.youtube.com/" target="_blank" rel="noopener noreferrer" aria-label="YouTube"><svg viewBox="0 0 24 24" aria-hidden="true"><path d="M21 7.2c-.2-1.2-1-2-2.2-2.2C17 4.5 14.3 4.5 12 4.5S7 4.5 5.2 5C4 5.2 3.2 6 3 7.2c-.3 1.5-.3 3.2-.3 4.8s0 3.3.3 4.8c.2 1.2 1 2 2.2 2.2 1.8.5 4.5.5 6.8.5s5 0 6.8-.5c1.2-.2 2-1 2.2-2.2.3-1.5.3-3.2.3-4.8s0-3.3-.3-4.8ZM10 15.5v-7l6 3.5-6 3.5Z"/></svg></a>' +
        '<a href="https://t.me/" target="_blank" rel="noopener noreferrer" aria-label="Telegram"><svg viewBox="0 0 24 24" aria-hidden="true"><path d="m21.5 3.5-3.2 16c-.2 1.1-.9 1.4-1.8.9l-4.9-3.6-2.4 2.3c-.3.3-.5.5-1 .5l.4-5 9.1-8.2c.4-.4-.1-.6-.6-.2L5.8 13.3 1 11.8c-1-.3-1-1 .2-1.5L20 3c.9-.3 1.7.2 1.5.5Z"/></svg></a>';
    }
  }

  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', enhanceHeader);
  } else {
    enhanceHeader();
  }
})();