.mainpage{--desktop-sidebar-open:var(--feed-rail-max);--desktop-sidebar-collapsed:0px;--desktop-rail-width:var(--feed-rail-max);gap:var(--feed-space-3);grid-template-columns:minmax(0,1fr);grid-template-areas:"a""c";width:100%;display:grid}@media screen and (min-width:1440px){.mainpage{grid-template-columns:minmax(12rem, var(--desktop-sidebar-open)) minmax(var(--feed-width-min), var(--feed-width-max)) minmax(12rem, var(--desktop-rail-width));align-items:stretch;gap:var(--feed-space-4);min-height:0;padding-top:var(--section-top-gap);grid-template-rows:auto minmax(0,1fr);grid-template-areas:"a a.""b c d";justify-content:center;transition:grid-template-columns .3s;overflow:hidden}.mainpage:has(.nav-bar--closed){grid-template-columns:var(--desktop-sidebar-collapsed) minmax(0, 1fr) var(--desktop-rail-width)}}