jQuery(function ($) {
  /* -----------------------------------------
    Preloader
    ----------------------------------------- */
    $("#preloader").delay(1000).fadeOut();
    $("#loader").delay(1000).fadeOut("slow");

  /*--------------------------------------------------------------
    # Navigation menu responsive
    --------------------------------------------------------------*/
    $(document).ready(function () {
      var $menuToggle = $(".menu-toggle"),
      $navMenu = $(".main-navigation .nav-menu"),
      $mainNav = $(".main-navigation"),
      $masthead = $("#masthead");
      
      // Toggle navigation menu
      $menuToggle.click(function () {
        $navMenu.slideToggle("slow");
        $(this).toggleClass("open");
      });
      
      // Handle keyboard navigation
      function handleKeyboardNavigation() {
        if ($(window).width() < 1200) {
          $mainNav.find("li").last().off("keydown").on("keydown", function (e) {
            if (e.which === 9) { // Tab key
              e.preventDefault();
              $menuToggle.focus();
            }
        });
        } else {
          $mainNav.find("li").off("keydown");
        }
      }
      
      // Bind resize and load event for menu accessibility
      $(window).on("load resize", handleKeyboardNavigation);
      
      // Handle Shift + Tab key to close the menu when navigating backwards
      $menuToggle.on("keydown", function (e) {
        if ($(this).hasClass("open") && e.shiftKey && e.keyCode === 9) {
          e.preventDefault();
          $navMenu.slideUp("slow");  // Close the menu
          $menuToggle.removeClass("open");
          $mainNav.removeClass("toggled");
      }
  });
  });
    
  /*--------------------------------------------------------------
    # Navigation Search
    --------------------------------------------------------------*/
    var $searchWrap = $(".header-search-wrap");
    var $searchIcon = $(".header-search-icon");
    var $searchInput = $searchWrap.find("input.search-field");
    var $searchSubmit = $searchWrap.find(".search-submit");
    
    // Toggle search bar on icon click
    $searchIcon.on("click", function (e) {
      e.preventDefault();
      $searchWrap.toggleClass("show");
      $searchInput.focus();
    });
    
    // Close search bar when clicking outside
    $(document).on("click", function (e) {
      if (!$searchWrap.is(e.target) && !$searchWrap.has(e.target).length) {
        $searchWrap.removeClass("show");
      }
    });
    
    // Handle tab key navigation
    $searchSubmit.on("keydown", function (e) {
      if (e.key === "Tab") {
        e.preventDefault();
        $searchIcon.focus();
      }
    });
    
    $searchIcon.on("keydown", function (e) {
      if ($searchWrap.hasClass("show") && e.shiftKey && e.key === "Tab") {
        e.preventDefault();
        $searchWrap.removeClass("show");
        $searchIcon.focus();
      }
    });

  /* -----------------------------------------
    Scroll Top
    ----------------------------------------- */
    let scrollToTopBtn = $(".blog-paper-scroll-to-top");

    $(window).on("scroll", function () {
      scrollToTopBtn.toggleClass("visible", $(this).scrollTop() > 400);
    });
    
    scrollToTopBtn.on("click", function (e) {
      e.preventDefault();
      $("html, body").animate({ scrollTop: 0 }, 300);
    });
});