/* Shared navigation only: five product families. Content styles never redefine the shell. */
.site-header .nav-product-columns { grid-template-columns: repeat(5,minmax(0,1fr)); }
@media(min-width:1051px){.site-header .nav-mega-products{width:min(1050px,calc(100vw - 48px))}}
@media(max-width:1050px){.site-header .nav-product-columns{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:780px){.site-header .nav-product-columns{grid-template-columns:repeat(2,minmax(0,1fr))}}