toc-menu

:root {
    --menu-width: 500px;
    --menu-width-mobile: 320px;
    --menu-max-height: 70vh;
    --menu-max-height-mobile: 60vh;
    --menu-font-size: 18px;
    --menu-font-title-size: 22px;
    --menu-background: white;
    --menu-border-color: #ddd;
    --icon-size: 50px;
    --icon-size-mobile: 45px;
    --icon-background: #333;
    --icon-background-hover: #555;
}

/* ----- existing rules (unchanged) ----- */

.menu-toggle-icon { … }               /* unchanged */
.menu-toggle-icon:hover { … }         /* unchanged */
.menu-toggle-icon::before { … }       /* unchanged */

#menuPageContent { … }                /* unchanged */

/* ----- NEW RULE TO BRING dmenu TO THE TOP ----- */
.dmenu {
    position: relative;
    z-index: 10000 !important;
}

/* If you prefer raising the whole panel instead:
#menuPageContent {
    z-index: 10001 !important;
}
*/

#menuPageContent *,
#menuPageContent .dmenu-top_m,
#menuPageContent .dmenu-body_m { … }   /* unchanged */

/* ----- rest of your stylesheet (unchanged) ----- */
#menuPageContent .dmenu-top_m,
#menuPageContent .dmenu-body_m { … }
#menuPageContent .dmenu-body_m ol li a { … }
#menuPageContent::-webkit-scrollbar { … }
#menuPageContent::-webkit-scrollbar-track { … }
#menuPageContent::-webkit-scrollbar-thumb { … }
#menuPageContent::-webkit-scrollbar-thumb:hover { … }

@media (max-width: 768px) {
    .menu-toggle-icon { … }
    #menuPageContent { … }
}

<!-- JavaScript -->
(function() {
    var menuIcon = document.getElementById('menuToggleIcon');
    var isMenuOpen = false;
    
    menuIcon.addEventListener('click', function(e) {
        e.stopPropagation();
        var dmenu = document.getElementById('menuPageContent');
        
        if (dmenu) {
            if (isMenuOpen) {
                dmenu.style.display = 'none';
                isMenuOpen = false;
            } else {
                window.menuBubble = true;
                dmenu.style.display = 'block';
                isMenuOpen = true;
            }
        }
    });
    
    document.addEventListener('click', function(e) {
        var dmenu = document.getElementById('menuPageContent');
        if (isMenuOpen && dmenu) {
            var clickedInsideMenu = dmenu.contains(e.target);
            var clickedIcon = menuIcon.contains(e.target);
            
            if (!clickedInsideMenu && !clickedIcon) {
                dmenu.style.display = 'none';
                isMenuOpen = false;
            } else if (clickedInsideMenu && e.target.tagName === 'A') {
                dmenu.style.display = 'none';
                isMenuOpen = false;
            }
        }
    });
})();