text: !(function() {
    const navbarNav = document.querySelector('.js-navbar-nav');
    const navbarTrigger = document.querySelector('.js-navbar-trigger');
    const navbarClose = document.querySelector('.js-navbar-close');
    const bodyOverlay = document.querySelector('.js-body-overlay');
  
    function showNavbar() {
      navbarNav.classList.add('is-open');
      bodyOverlay.classList.add('is-visible');
    }
  
    function hideNavbar() {
      navbarNav.classList.remove('is-open');
      bodyOverlay.classList.remove('is-visible');
    }
  
    navbarTrigger.addEventListener('click', showNavbar);
    navbarClose.addEventListener('click', hideNavbar); 
    bodyOverlay.addEventListener('click', hideNavbar);
  }());