https://www.fluentu.com/blog/wp-content/plugins/fluentu-ccw/public/js/fluentu-ccw-public.js?ver=1.0.0

1document.addEventListener('DOMContentLoaded', function () {
2	const carets = document.querySelectorAll('.expandable-categories .caret');
3
4	carets.forEach(caret => {
5		caret.addEventListener('click', function () {
6			const parentLi = this.parentElement;
7			const subCategories = parentLi.querySelector('.children');
8			if (subCategories) {
9				if (subCategories.style.display === 'block') {
10					subCategories.style.display = 'none';
11					parentLi.classList.remove('expanded');
12				} else {
13					subCategories.style.display = 'block';
14					parentLi.classList.add('expanded');
15				}
16			}
17		});
18	});
19});