/* Mobile navigation must override the desktop single-row rule in both portals. */
@media(max-width:900px){
  .mainnav{position:relative!important;flex-wrap:nowrap!important}
  #mainMenu,#mainMenu.menu-scroll,#mainMenu.menu-single-line{display:none!important}
  #mainMenu.open,#mainMenu.menu-scroll.open,#mainMenu.menu-single-line.open{display:flex!important;position:absolute!important;top:100%!important;left:0!important;right:0!important;flex-direction:column!important;flex-wrap:nowrap!important;white-space:normal!important;overflow-x:hidden!important;overflow-y:auto!important;max-height:65vh!important;max-height:65dvh!important;z-index:100!important;margin:0!important;padding:8px!important;box-shadow:0 8px 18px #0003}
  #mainMenu.open>a,#mainMenu.menu-scroll.open>a,#mainMenu.menu-single-line.open>a{width:100%!important;min-height:44px!important;flex:0 0 auto!important;white-space:normal!important}
  .menu-button{display:block!important}
}