document.addEventListener("DOMContentLoaded", function() {
document.querySelectorAll(".accordion .toggle").forEach(function(toggle) {
toggle.addEventListener("click", function(e) {
e.preventDefault(); // جلوگیری از پرش صفحه
let submenu = this.nextElementSibling;
let icon = this.querySelector(".icon");
if (submenu.style.display === "block") {
submenu.style.display = "none";
icon.textContent = "+";
} else {
submenu.style.display = "block";
icon.textContent = "-";
}
});
});
});