/* Clean theme for litedown slides (based on github.com/grantmcdermott/litedown-clean) */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400&display=swap');
:root {
  --clean-jet: #131516;
  --clean-accent: #107895;
  --clean-accent2: #9a2515;
  --right-arrow: "\2192";
}
body {
  font-family: "Roboto", sans-serif;
  color: var(--clean-jet);

  a { color: var(--clean-accent); line-height: 1.5em; }
  p { margin-top: 1.25em; }

  .slide, .frontmatter {
    padding-left: 3em;
    padding-right: 3em;
    max-width: none;
  }

  .frontmatter {
    text-align: left;
    .title h1 {
      color: var(--clean-jet);
      margin-bottom: 0.1em;
    }
    .subtitle h2 {
      color: var(--clean-accent);
      font-style: italic;
      margin-top: 0;
    }
    .author h2 {
      color: var(--clean-jet);
      margin-top: 1em;
    }
    .date h3 {
      color: #666;
      font-style: italic;
      margin-top: 0.5em;
    }
  }

  h1, h2, h3, h4 { border-bottom: none; font-weight: lighter; }
  h1 { color: var(--clean-jet); }
  h2 { color: var(--clean-jet); margin-bottom: 0.1em; }
  h3 {
    color: var(--clean-accent);
    font-style: italic;
    margin-top: 0.25em;
  }
  h4 {
    color: var(--clean-accent2);
    margin-top: 1.25em;
  }

  .alert { color: var(--clean-accent2); }
  .fg { color: var(--col, var(--clean-jet)); }
  .bg {
    background-color: var(--col, #fff);
    padding: 0.1em;
    border-radius: 5px;
    display: inline-block;
  }

  ul {
    padding-left: 1.5em;
    li::marker { color: color-mix(in srgb, var(--clean-accent) 70%, white); }
  }
  ul ul {
    list-style: none;
    li::before {
      content: var(--right-arrow);
      color: color-mix(in srgb, var(--clean-accent) 60%, white);
      display: inline-block;
      width: 1em;
      margin-left: -1em;
      margin-right: 0.5em;
    }
  }
  ol {
    padding-left: 16px;
    li::marker { color: var(--clean-accent); }
  }

  .inverse { background-color: var(--clean-jet); color: white; }

  ::selection { background-color: #26351c; }

  .columns3070, .columns7030, .columns4060, .columns6040, .columns5050 {
    display: flex;
    gap: min(4vw, 1.5em);
  }
  .columns5050 > div { width: 50%; }
  .columns3070 > div:first-child { width: 30%; }
  .columns3070 > div:not(:first-child) { width: 70%; }
  .columns7030 > div:first-child { width: 70%; }
  .columns7030 > div:not(:first-child) { width: 30%; }
  .columns4060 > div:first-child { width: 40%; }
  .columns4060 > div:not(:first-child) { width: 60%; }
  .columns6040 > div:first-child { width: 60%; }
  .columns6040 > div:not(:first-child) { width: 40%; }
}