tildes/tildes/scss/_layout.scss

// Copyright (c) 2018 Tildes contributors <code@tildes.net>
// SPDX-License-Identifier: AGPL-3.0-or-later

body {
  @supports (display: grid) {
    display: grid;
    grid-template-rows: auto 1fr auto;

    grid-template-columns: 1fr minmax(auto, $main-max-width) 1fr;
    grid-template-areas:
      ". header ."
      ". main   ."
      ". footer .";
    grid-row-gap: 0.2rem;

    @media (min-width: $show-sidebar-width) {
      grid-template-columns: 1fr minmax(auto, $main-max-width) auto 1fr;
      grid-template-areas:
        ". header header  ."
        ". main   sidebar ."
        ". footer footer  .";
      grid-gap: 0.4rem;
    }
  }
}

.l-no-sidebar {
  grid-template-columns: 1fr minmax(auto, calc(#{$main-max-width} + #{$sidebar-width} + 0.4rem)) 1fr;
  grid-template-areas:
    ". header ."
    ". main   ."
    ". footer .";

  #sidebar {
    display: none;
  }

  @media (min-width: $show-sidebar-width) {
    main {
      max-width: calc(100vw - 0.4rem);
    }
  }

  // hide the sidebar button and show user info
  .site-header-sidebar-button {
    display: none;
  }

  #site-header .logged-in-user-info {
    display: flex;
  }
}

#site-header {
  grid-area: header;

  display: flex;
  align-items: center;

  max-width: 100vw;

  padding: 0.2rem;
  padding-bottom: 0;

  @media (min-width: $size-md) {
    padding: 0.4rem;
    padding-bottom: 0;
  }
}

#site-footer {
  grid-area: footer;
}

#sidebar {
  /* hidden by default, show on wider screens */
  display: none;
  @media (min-width: $show-sidebar-width) {
    display: block;
    grid-area: sidebar;
  }

  width: $sidebar-width;
  min-width: $sidebar-width;

  padding: 0.4rem;
}

body > main {
  grid-area: main;
}