https://www.3chi.com/wp-content/themes/flatsome-child/js/mobile-menu-remove-parent-cat-href.js?ver=1.0

1function removeParentCatAnchorHrefMobileMenu(){
2    document.addEventListener('DOMContentLoaded', ()=>{
3        setTimeout(function(){
4            // Get all categories that have expandable sections
5            const parentCats = document.querySelectorAll('div.mobile-sidebar > div.sidebar-menu > ul.nav-sidebar > li.menu-item.has-child');
6        
7            // For each parent category...
8            parentCats.forEach(parentCat=>{
9                // Remove href from original anchor tag 
10                const catAnchor = parentCat.querySelector('a');
11                catAnchor.removeAttribute('href');
12                catAnchor.style.cursor = 'pointer';
13                
14                // Add onclick listener to anchor that toggles expandable section
15                catAnchor.addEventListener('click', ()=>{
16                    if (parentCat.classList.contains('active')){
17                        parentCat.classList.remove('active');
18                        parentCat.setAttribute('aria-expanded', 'false');
19                    }else{
20                        parentCat.classList.add('active');
21                        parentCat.setAttribute('aria-expanded', 'true');
22                    }
23                });
24            });
25        }, 250)
26    });
27};
28removeParentCatAnchorHrefMobileMenu();