@media (max-width:768px){.menu-toggle.open .burger-icon{opacity:0;transform:scale(.5)}.menu-toggle.open .close-icon{opacity:1;transform:scale(1)}.header-divider{width:1px;height:20px;background-color:#e0e4e8;margin:0 6px}.mobile-menu-panel.open{transform:translateX(0);visibility:visible}.submenu-panel.open{transform:translateX(0);visibility:visible}.submenu-list .submenu-item{padding:10px 20px;font-size:16px;color:#1f2f3e;cursor:pointer;transition:background .2s}.submenu-list .submenu-item:active{background:#f5f7fa}body.menu-open{overflow:hidden}}@media (max-width:768px){body.menu-open{overflow:hidden;position:fixed;width:100%}}