/* A plain reading layout shared by the guide library. */
:root {
  color-scheme: light;
  --text: #202020;
  --muted: #595959;
  --link: #174ea6;
  --rule: #d9d9d9;
}

* {
  box-sizing: border-box;
}

html {
  background: #fff;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--link);
  outline-offset: 4px;
}

.site-header,
main,
.site-footer {
  width: min(100% - 3rem, 46rem);
  margin-inline: auto;
}

.site-header {
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--rule);
}

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

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  column-gap: 1.5rem;
  margin-top: 0.5rem;
  font-size: 0.875rem;
}

.site-header nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

main {
  padding-block: 2.5rem 3rem;
}

h1,
h2,
h3 {
  line-height: 1.25;
  font-weight: 650;
  overflow-wrap: anywhere;
}

h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(1.65rem, 4vw, 2.2rem);
  letter-spacing: -0.025em;
}

h2 {
  margin: 2.25rem 0 0.75rem;
  font-size: 1.35rem;
}

h3 {
  margin: 1.75rem 0 0.5rem;
  font-size: 1.1rem;
}

p,
ul,
ol {
  margin: 0 0 1.15rem;
}

ul,
ol {
  padding-left: 1.4rem;
}

li + li {
  margin-top: 0.6rem;
}

.prose a {
  overflow-wrap: anywhere;
}

.breadcrumb {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.65rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.breadcrumb li + li {
  margin: 0;
}

.breadcrumb li + li::before {
  content: "/";
  padding-right: 0.65rem;
}

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  margin-block: 1.25rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  line-height: 1.5;
}

th,
td {
  padding: 0.7rem 0.75rem;
  border-bottom: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
  min-width: 9rem;
}

th {
  background: #f5f5f5;
  font-weight: 650;
}

blockquote {
  margin: 1.25rem 0;
  border-left: 2px solid var(--rule);
  padding-left: 1rem;
}

pre {
  max-width: 100%;
  overflow-x: auto;
  padding: 1rem;
  background: #f5f5f5;
  font-size: 0.8rem;
  line-height: 1.6;
  tab-size: 2;
}

code {
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
}

.guide-note {
  margin-top: 2.5rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.site-footer {
  padding-block: 1.5rem 2rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
}

.site-footer p {
  margin-bottom: 0.6rem;
}

.site-footer span {
  padding-inline: 0.4rem;
}

.skip-link {
  position: absolute;
  top: 0.5rem;
  left: 1rem;
  z-index: 1;
  padding: 0.6rem 1rem;
  background: #fff;
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

@media (max-width: 40rem) {
  html {
    font-size: 17px;
  }

  .site-header,
  main,
  .site-footer {
    width: calc(100% - 2rem);
  }

  main {
    padding-top: 1.75rem;
  }
}

@media print {
  .site-header,
  .site-footer,
  .breadcrumb,
  .skip-link {
    display: none;
  }

  main {
    width: 100%;
    padding: 0;
  }

  .table-scroll,
  pre {
    overflow: visible;
  }

  a {
    color: inherit;
  }
}