:root {
  --bg-color: white;
  --fg-color: black;
  --link-color: #1a5fb4;
  --link-visited: #613583;
  --text-selection-bg: #99c1f1;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: black;
    --fg-color: white;
    --link-color: #99c1f1;
    --link-visited: #dc8add;
    --text-selection-bg: #1a5fb4;
  }
}

:root {
  -webkit-text-size-adjust: none;
  -moz-text-size-adjust: none;
  text-size-adjust: none;
  color-scheme: light dark;
  background: var(--bg-color);
  color: var(--fg-color);
  font-family: system-ui, sans-serif;
  block-size: 100%;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

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

::selection {
  color: var(--fg-color);
  background-color: var(--text-selection-bg);
}

img {
  display: block;
  max-inline-size: 100%;
  block-size: auto;
  user-select: none;
}

a {
  color: var(--link-color);
  text-decoration: none;

  &:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
  }

  &:visited {
    color: var(--link-visited);
  }
}

a:has(> img) {
  display: inline-block;
}

body {
  min-block-size: 100%;
  margin: 0;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  min-inline-size: 0;
}

main,
header,
footer {
  width: 100%;
  max-width: 50rem;
  padding: 1rem;
  margin: auto;
}

header nav ul {
  display: flex;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 1.25em;
}

header nav a {
  &,
  &:visited {
    color: var(--fg-color);
    user-select: none;
  }

  &[aria-current="page"] {
    background: var(--fg-color);
    padding: 0.15rem 0.7rem;
    border-radius: 50px;
    text-decoration: none;

    &,
    &:visited {
      color: var(--bg-color);
    }
  }
}

footer {
  font-size: small;
  user-select: none;
}

.blog-date {
  opacity: 55%;
}

.chroma {
  display: grid;
  padding: 1rem;
  overflow-x: auto;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.1rem;
  margin-bottom: 1rem;
  user-select: none;
}