knaeckeboot-eu/themes/bluewater/static/js/mobile-menu.js

document.addEventListener("DOMContentLoaded", function () {
    // open
    const burger = document.querySelectorAll(".navbar-burger");
    const menu = document.querySelectorAll(".navbar-menu");

    if (burger.length && menu.length) {
      for (var i = 0; i < burger.length; i++) {
        burger[i].addEventListener("click", function () {
          for (var j = 0; j < menu.length; j++) {
            menu[j].classList.toggle("hidden");
          }
        });
      }
    }

    // close
    const close = document.querySelectorAll(".navbar-close");
    const backdrop = document.querySelectorAll(".navbar-backdrop");

    if (close.length) {
      for (var i = 0; i < close.length; i++) {
        close[i].addEventListener("click", function () {
          for (var j = 0; j < menu.length; j++) {
            menu[j].classList.toggle("hidden");
          }
        });
      }
    }

    if (backdrop.length) {
      for (var i = 0; i < backdrop.length; i++) {
        backdrop[i].addEventListener("click", function () {
          for (var j = 0; j < menu.length; j++) {
            menu[j].classList.toggle("hidden");
          }
        });
      }
    }
  });