jQuery(document).ready(function ($) {

    // Search focus handler
  function university_institute_searchFocusHandler() {
    const searchFirstTab = $('.inner_searchbox input[type="search"]');
    const searchLastTab = $('button.search-close');

    $(".open-search").click(function(e) {
      e.preventDefault();
      e.stopPropagation();
      $('body').addClass("search-focus");
      searchFirstTab.focus();
    });

    $("button.search-close").click(function(e) {
      e.preventDefault();
      e.stopPropagation();
      $('body').removeClass("search-focus");
      $(".open-search").focus();
    });

    // Redirect last tab to first input
    searchLastTab.on('keydown', function(e) {
      if ($('body').hasClass('search-focus') && e.which === 9 && !e.shiftKey) {
        e.preventDefault();
        searchFirstTab.focus();
      }
    });

    // Redirect first shift+tab to last input
    searchFirstTab.on('keydown', function(e) {
      if ($('body').hasClass('search-focus') && e.which === 9 && e.shiftKey) {
        e.preventDefault();
        searchLastTab.focus();
      }
    });

    // Allow escape key to close menu
    $('.inner_searchbox').on('keyup', function(e) {
      if ($('body').hasClass('search-focus') && e.keyCode === 27) {
        $('body').removeClass('search-focus');
        searchLastTab.focus();
      }
    });
  }

  // Call the search focus handler
  university_institute_searchFocusHandler();

    // Preloader
    jQuery('#preloader').delay(1500).fadeOut();
    jQuery('#loader').delay(1500).fadeOut("slow");

    // Scroll to Top Button
    if ($('.go-to-top').length) {
        var scrollTrigger = $('body').position(); // px
        var goToTop = function () {
            var scrollTop = $(window).scrollTop();
            if (scrollTop > 150) {
                $('.footer-go-to-top').addClass('show');
            } else {
                $('.footer-go-to-top').removeClass('show');
            }
        };
        goToTop();
        $(window).on('scroll', function () {
            goToTop();
        });
        $('.go-to-top').on('click', function (e) {
            e.preventDefault();
            $('html, body').animate({
                scrollTop: scrollTrigger.top
            }, 700);
        });
    }

    // Mobile Menu Focus
    $(window).resize(university_institute_navTrapp);

    function university_institute_navTrapp() {
        var width = $(window).width();
        if (width < 992) {
            $('.main-navigation').on('keydown', function (e) {
                if ($('.main-navigation').hasClass('toggled')) {
                    var focusableEls = $('.main-navigation a[href]:not([disabled]), .main-navigation button');
                    var firstFocusableEl = focusableEls[0];
                    var lastFocusableEl = focusableEls[focusableEls.length - 1];
                    var KEYCODE_TAB = 9;
                    var KEYCODE_ESC = 27;
                    if (e.key === 'Tab' || e.keyCode === KEYCODE_TAB) {
                        if (e.shiftKey) { // shift + tab
                            if (document.activeElement === firstFocusableEl) {
                                lastFocusableEl.focus();
                                e.preventDefault();
                            }
                        } else { // tab
                            if (document.activeElement === lastFocusableEl) {
                                firstFocusableEl.focus();
                                e.preventDefault();
                            }
                        }
                    }
                    if (e.keyCode === KEYCODE_ESC) {
                        $('.main-navigation').removeClass('toggled');
                        return;
                    }
                }
            });
        }
    }

    university_institute_navTrapp();

    // Main Slider
    var owl = jQuery('#main-slider-wrap .owl-carousel');
    owl.owlCarousel({
        margin: 20,
        nav: true,
        autoplay: false,
        lazyLoad: false,
        autoplayTimeout: 2000,
        loop: true,
        rtl: $('html').attr('dir') === 'rtl',  // Set RTL based on HTML direction
        dots: false,
        responsive: {
            0: {
                items: 1
            },
            600: {
                items: 1
            },
            1000: {
                items: 1
            }
        },
        autoplayHoverPause: true,
        mouseDrag: true
    });

    $('#service-section .owl-carousel').owlCarousel({
        loop: true,
        margin: 30,
        nav: false,
        dots: false,
        autoplay: false,
        responsive: {
            0: {
                items: 1
            },
            768: {
                items: 1
            },
            1000: {
                items: 2
            }
        }
    });

});

document.addEventListener('DOMContentLoaded', function() {
    const header = document.querySelector('.sticky-header');
    if (header) { // Check if header exists
        window.addEventListener('scroll', function() {
        if (window.scrollY > 0) {
            header.classList.add('stickyon');
        } else {
            header.classList.remove('stickyon');
        }
        });
    }
});