website/_includes/styles/base.scss

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
}

html {
  line-height: 1.5;
}

body {
  color: var(--color-fg);
  background: var(--color-bg);
  transition: color 0.5s, background-color 0.5s;
  font-family: var(--font--sans-serif);
  font-size: var(--text-base);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.main-content {
  padding: 0 1rem;
  margin: 0 auto;
  max-width: var(--page--max-width);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font--sans-serif-alt);
  color: var(--color-headings);
  font-weight: bold;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;

  // `.header-anchor` is added to `<a>` tags inside headings
  // by the TOC plugin:
  // https://deno.land/x/lume_markdown_plugins/toc.ts
  a.header-anchor {
    color: var(--color-headings);
    text-decoration: none;
  }
}

h2 {
  margin-top: 3rem;
  &:first-child {
    margin-top: 0;
  }
}

p {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

a {
  color: var(--color-links);
  &.footnote-ref {
    text-decoration: none;
  }
  &.footnote-ref:hover {
    text-decoration: underline;
  }
  &.footnote-ref::before {
    content: "[";
  }
  &.footnote-ref::after {
    content: "]";
  }
  &.footnote-backref {
  }
}

img {
  background-color: var(--color-bg--layer-01);
  width: 100%;
  border-radius: 5px;
  object-fit: contain;
  aspect-ratio: 16 / 9;
  margin-top: 1rem;
  margin-bottom: 1rem;
}

ol, ul {
  margin-top: 1rem;
  margin-bottom: 1rem;
  li {
    margin-bottom: 0.4rem;
    &:last-of-type {
      margin-bottom: 0;
    }
    p:first-of-type {
      margin-top: 0;
      margin-bottom: 0;
    }
  }
}

ul {
  list-style: disc;
}

hr {
  height: 1px;
  background-color: var(--color-black);
  border: none;
  margin-top: 1rem;
  margin-bottom: 1rem;
}

code {
  padding: 0.3em 0.4em;
  color: var(--color-fg);
  font-size: 0.9em;
  border-radius: 3px;
  background-color: var(--color-bg--layer-01);
  font-family: var(--font--mono);
}

pre {
  margin-top: 1rem;
  margin-bottom: 1rem;
  border-radius: 5px;
  display: block;
  overflow: auto;
  page-break-inside: avoid;
  word-wrap: break-word;
  font-family: var(--font--mono);
  background-color: var(--color-bg--layer-01);
  code {
    background-color: transparent !important;
    font-size: 1rem;
    padding: 0;
    border-radius: 0;
    background-color: transparent;
    .hljs-comment {
      font-family: var(--font--mono--code-comments);
      &.docstring {
        font-family: var(--font--mono--code-docstrings);
      }
    }
  }
}

.inline {
  display: inline;
}

blockquote {
  position: relative;
  border-radius: 5px;
  border: 1px solid var(--color-black);
  border-left: 3rem solid var(--color-black);
  padding: 1em;
  margin: 1em 0;
  &::before {
    display: block;
    position: absolute;
    height: 1.5rem;
    width: 1.5rem;
    top: 50%;
    margin-top: -0.75rem;
    left: calc(-0.75rem - 1.5rem);
    filter: var(--filter-bg);
    content: "";
    background-image: url("https://static.fosterhangdaan.com/icons/tabler-icons/v2.47.0/svg/quote.svg");
    background-repeat: no-repeat !important;
    background-size: contain !important;
  }
  &.info {
    &::before {
      background-image: url("https://static.fosterhangdaan.com/icons/tabler-icons/v2.47.0/svg/info-circle.svg");
    }
    color: var(--color-blue);
    border-color: var(--color-blue);
  }
  &.success {
    &::before {
      background-image: url("https://static.fosterhangdaan.com/icons/tabler-icons/v2.47.0/svg/check.svg");
    }
    color: var(--color-success);
    border-color: var(--color-success);
  }
  &.warning {
    &::before {
      background-image: url("https://static.fosterhangdaan.com/icons/tabler-icons/v2.47.0/svg/alert-triangle.svg");
    }
    color: var(--color-warn);
    border-color: var(--color-warn);
  }
  &.danger {
    &::before {
      background-image: url("https://static.fosterhangdaan.com/icons/tabler-icons/v2.47.0/svg/circle-x.svg");
    }
    color: var(--color-error);
    border-color: var(--color-error);
  }
  > p:first-child {
    margin-top: 0;
  }
  > p:last-child {
    margin-bottom: 0;
  }
}

table {
  margin: 0.5rem 0;
  border-radius: 5px;
  border: 1px solid var(--color-black);
  border-spacing: 0;
  thead {
    tr {
      th {
        border-bottom: 2px solid var(--color-black);
        border-right: 1px solid var(--color-black);
        padding: 0.75rem;
        font-weight: bold;
        &:last-child {
          border-right: none;
        }
      }
    }
  }
  tbody {
    tr {
      &:nth-child(odd) {
        background-color: var(--color-table-stripe);
      }
      td {
        border-bottom: 1px solid var(--color-black);
        border-right: 1px solid var(--color-black);
        padding: 0.75rem;
        &:last-child {
          border-right: none;
        }
      }
      &:last-child {
        td {
          border-bottom: none;
        }
      }
    }
  }
}

img.icon {
  background-color: initial;
  border-radius: initial;
  object-fit: initial;
  object-position: initial;
  aspect-ratio: initial;
  margin: initial;
  width: 1em;
  height: 1em;
  user-select: none;
}

.tag-list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  padding-left: 0;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  > li {
    margin: 0;
  }
}

.tag {
  padding: 0.1em 0.3em;
  font-size: 0.9em;
  border: 1px solid var(--color-fg);
  border-radius: 3px;
}

figure {
  margin-top: 2rem;
  margin-bottom: 2rem;
  img {
    margin: 0;
  }
  figcaption {
    text-align: center;
    font-style: italic;
  }
}

nav.toc {
  line-height: normal;
  margin-bottom: 3rem;
  h2 {
    border: none;
    text-transform: uppercase;
    font-size: 1rem;
    margin-bottom: 1rem;
  }
  li {
    font-size: 0.9rem;
    font-family: var(--font--sans-serif-alt);
  }
  > ol {
    padding-left: 1rem;
  }
  ul {
    margin: .5rem;
    padding-left: 1rem;
  }
}

ol.footnotes {
  margin-top: 3rem;
  margin-bottom: 0;
  padding: 1rem;
  border-top: 1px solid var(--color-black);
  font-family: var(--font--sans-serif-alt);
  line-height: normal;
  li {
    font-size: 0.95rem;
    p {
      display: inline-block;
    }
  }
  a.footnote-backref {
    margin-left: 0.3rem;
  }
}

kbd {
  font-family: var(--font--mono);
  font-size: .9em;
  font-weight: bold;
  padding: 0.2rem 0.4rem;
  border-radius: 3px;
  background-color: var(--color-bg--layer-01);
  border: 1px solid var(--color-black);
}