const is_dark = jQuery("#masthead").hasClass("nav-dark");
jQuery("#header.header.has-transparent").on(
  "mouseenter mouseleave",
  function (event) {
    const is_sticky =
      document.getElementsByClassName("header-wrapper stuck").length > 0
        ? true
        : false;

    if (event.type === "mouseenter" && !is_sticky) {
      jQuery("#header.header.has-transparent").removeClass("transparent");
      jQuery("#masthead").removeClass("nav-dark");
      jQuery("#masthead").removeClass("nav-light");
    } else if (event.type === "mouseleave" && !is_sticky) {
      jQuery("#header.header.has-transparent").addClass("transparent");
      jQuery("#masthead").addClass(is_dark ? "nav-dark" : "nav-light");
    }
  }
);