:root {
  color-scheme: light;
  --background: #fdfcf9;
  --text: #20201e;
  --muted: #5f5d57;
  --rule: #d8d5cc;
  --link: #15566a;
  --visited: #65476f;
  --focus: #9a4b00;
  --measure: 72ch;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--background);
  color: var(--text);
  font-family: Georgia, "Times New Roman", Times, serif;
  font-size: 100%;
  line-height: 1.65;
}

body {
  margin: 0 auto;
  max-width: calc(var(--measure) + 3rem);
  min-height: 100vh;
  padding: 0 1.5rem;
}

a {
  color: var(--link);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

a:visited {
  color: var(--visited);
}

a:hover {
  text-decoration-thickness: 0.14em;
}

:focus-visible {
  border-radius: 0.1rem;
  outline: 0.2rem solid var(--focus);
  outline-offset: 0.2rem;
}

.skip-link {
  background: var(--text);
  color: var(--background);
  left: 1rem;
  padding: 0.5rem 0.75rem;
  position: absolute;
  top: -5rem;
  z-index: 1;
}

.skip-link:focus {
  color: var(--background);
  top: 1rem;
}

.site-header {
  border-bottom: 1px solid var(--rule);
  padding: 1.25rem 0 1rem;
}

.site-name,
nav,
.site-footer,
.subtitle {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

.site-name {
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 650;
  text-decoration: none;
}

.site-name:visited {
  color: var(--text);
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  list-style: none;
  margin: 0.65rem 0 0;
  padding: 0;
}

nav a {
  font-size: 0.9rem;
}

nav a:link,
nav a:visited {
  color: var(--link);
}

nav li + li {
  margin-top: 0;
}

main {
  padding: 2.5rem 0 3.5rem;
}

h1,
h2,
h3 {
  line-height: 1.2;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2rem, 7vw, 2.75rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  margin: 0;
}

h2 {
  border-bottom: 1px solid var(--rule);
  font-size: 1.45rem;
  font-weight: 600;
  margin: 2.8rem 0 0.8rem;
  padding-bottom: 0.25rem;
}

h3 {
  font-size: 1.08rem;
  margin: 2rem 0 0.35rem;
}

p,
ul,
ol,
dl,
blockquote {
  margin-block: 0.8rem;
}

li + li {
  margin-top: 0.35rem;
}

dt {
  font-weight: 700;
}

dd {
  margin: 0 0 0.65rem 1.5rem;
}

blockquote {
  border-left: 0.2rem solid var(--rule);
  color: var(--muted);
  font-style: italic;
  margin-left: 0;
  padding-left: 1rem;
}

code,
pre {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.9em;
}

pre {
  border: 1px solid var(--rule);
  overflow-x: auto;
  padding: 0.8rem;
}

.page-header {
  margin-bottom: 2rem;
}

.subtitle {
  color: var(--muted);
}

.subtitle {
  font-size: 1.05rem;
  margin-top: 0.3rem;
}

#refs {
  margin-top: 1.5rem;
}

.csl-entry {
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 0.65rem;
  margin-bottom: 1.1rem;
}

.csl-left-margin {
  padding: 0;
}

.csl-right-inline {
  margin-left: 0;
  min-width: 0;
}

.site-footer {
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
  padding: 1rem 0 2.5rem;
}

@media (max-width: 36rem) {
  body {
    padding-inline: 1rem;
  }

  main {
    padding-top: 2rem;
  }

  nav ul {
    column-gap: 0.8rem;
  }
}

@media print {
  :root {
    --background: #fff;
    --text: #000;
  }

  body {
    max-width: none;
    padding: 0;
  }

  .skip-link,
  .site-header nav,
  .site-footer {
    display: none;
  }

  main {
    padding-top: 1.5rem;
  }

  a,
  a:visited {
    color: inherit;
  }
}