@media (min-width: 1024px) {
    /* Ensure only top-level sub-menus with .open stay visible */
    .main_menu_nav > li.menu-item-has-children > .sub-menu.open,
    .main_menu_nav > li.stm_megamenu > .sub-menu.open,
    .main_menu_nav > li.stm_megamenu__boxed > .sub-menu.open {
        visibility: visible !important;
        opacity: 9 !important;
    }

    /* Ensure mega-menu positioning for top-level sub-menus */
    .main_menu_nav > li.stm_megamenu__boxed > .sub-menu.open {
        position: absolute !important;
        width: 100% !important;
        left: 0 !important;
        top: 100% !important;
        z-index: 1000 !important;
    }

    /* Arrow cursor */
    .main_menu_nav > li.menu-item-has-children .arrow,
    .main_menu_nav > li.stm_megamenu .arrow {
        cursor: pointer !important;
    }
}