* { box-sizing: border-box; }

html {
  font-size: 16px;
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.65;
  color: #111;
  background: #fff;
}

a {
  color: #0b4a8b;
}

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

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1rem;
}

.site-header {
  background: #fafafa;
  border-bottom: 1px solid #ddd;
}

.site-title {
  padding: 1rem 0 0.35rem;
  font-size: 1.4rem;
  font-weight: bold;
}

.site-title a {
  color: inherit;
  text-decoration: none;
}

.site-intro {
  color: #333;
  margin-bottom: 0.75rem;
}

.site-intro > *:first-child,
.footer-content > *:first-child {
  margin-top: 0;
}

.site-intro > *:last-child,
.footer-content > *:last-child {
  margin-bottom: 0;
}

.top-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0 0 1rem;
}

.top-nav a,
.side-nav a {
  text-decoration: none;
}

.top-nav a[aria-current="page"],
.side-nav a[aria-current="page"] {
  font-weight: bold;
  text-decoration: underline;
}

.layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 2rem;
  padding-top: 1.5rem;
}

.side-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.side-nav-title {
  font-size: 0.95rem;
  font-weight: bold;
  margin-bottom: 0.25rem;
}

.side-nav a {
  display: block;
  padding: 0.1rem 0;
}

.side-nav a.depth-0 { padding-left: 0rem; }
.side-nav a.depth-1 { padding-left: 0.9rem; }
.side-nav a.depth-2 { padding-left: 1.8rem; }
.side-nav a.depth-3 { padding-left: 2.7rem; }
.side-nav a.depth-4 { padding-left: 3.6rem; }

.side-nav a.is-ancestor {
  font-weight: bold;
}

.content {
  min-width: 0;
}

.breadcrumbs {
  margin-bottom: 1rem;
  font-size: 0.95rem;
  color: #444;
}

.breadcrumbs a {
  color: #444;
}

.breadcrumbs .sep {
  margin: 0 0.35rem;
}

.content h1,
.content h2,
.content h3 {
  line-height: 1.2;
  margin-top: 0;
}

.content h2,
.content h3 {
  margin-top: 1.5rem;
}

.content p,
.content ul,
.content ol,
.content blockquote,
.content pre {
  margin-top: 0;
  margin-bottom: 1rem;
}

.content img {
  max-width: 100%;
  height: auto;
}

.content pre,
.content code {
  overflow-x: auto;
}

.content blockquote {
  margin-left: 0;
  padding-left: 1rem;
  border-left: 3px solid #ccc;
  color: #444;
}

.site-footer {
  margin-top: 2rem;
  border-top: 1px solid #ddd;
  background: #fafafa;
}

.site-footer .wrap {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.footer-content,
.site-footer p {
  margin: 0;
}

@media (max-width: 800px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .side-nav {
    border-bottom: 1px solid #ddd;
    padding-bottom: 1rem;
    margin-bottom: 0.5rem;
  }
}