Mini Shell

const navSlide = () => {
    const burger = document.querySelector(".mobile-menu-btn");
    const nav = document.querySelector(".main-nav-js");
    const navLinks = document.querySelectorAll(".main-nav-js .menu-list .menu-item");
    const menuClose = document.querySelector(".menu-close-btn");
    if (burger) {
        burger.addEventListener("click", () => {
            nav.classList.add("show-menu");
            navLinks.forEach((link, index) => {
                if (link.style.animation) {
                    link.style.animation = "";
                } else {
                    link.style.animation = `navLinkFade 0.4s ease forwards ${index / 10 + 0.5
                        }s `;
                }
            });
        });
        menuClose.addEventListener("click", () => {
            nav.classList.remove("show-menu");
            navLinks.forEach((link, index) => {
                if (link.style.animation) {
                    link.style.animation = "";
                } else {
                    link.style.animation = `navLinkFade 0.4s ease forwards ${index / 10 + 0.5
                        }s `;
                }
            });
        });
    }
};
navSlide();
$(".main-nav-js .bi").on('click', function (event) {
    var $fl = $(this);
    $(this).parent().siblings().find('.sub-menu').slideUp();
    $(this).parent().siblings().find('.bi').addClass('fa-light fa-plus');
    if ($fl.hasClass('fa-light fa-plus')) {
        $fl.removeClass('fa-light fa-plus').addClass('fa-light fa-minus');
    } else {
        $fl.removeClass('fa-light fa-minus').addClass('fa-light fa-plus');
    }
    $fl.next(".sub-menu").slideToggle();
});