:root {
  --blue: #2563eb;
  --blue-pale: #eff6ff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --radius: 0.5rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: #fff;
}

.site-header {
  max-width: 48rem;
  margin: 0 auto;
  padding: 1.25rem 1rem 0;
}

.site-header .logo img { display: block; height: 26px; width: auto; }

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin-top: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.site-header nav a { color: var(--blue); text-decoration: none; }
.site-header nav a:hover { text-decoration: underline; }
.site-header nav a[aria-current="page"] {
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
}

main {
  max-width: 48rem;
  margin: 0 auto;
  padding: 1rem;
}

h1 { font-size: 1.75rem; line-height: 1.25; margin: 1rem 0 0.25rem; }
h2 { font-size: 1.25rem; margin-top: 2rem; }
h3 { font-size: 1.05rem; margin-top: 1.5rem; }

.subtitle { color: var(--muted); margin: 0.25rem 0 0; }

.docmeta { color: var(--muted); font-size: 0.85rem; }

article .docmeta {
  margin: 0.5rem 0 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

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

blockquote {
  margin: 1.5rem 0;
  padding: 0.75rem 1rem;
  border-left: 3px solid var(--blue);
  border-radius: var(--radius);
  background: var(--blue-pale);
}
blockquote p { margin: 0.5rem 0; }

table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.25rem 0;
  font-size: 0.95rem;
  display: block;
  overflow-x: auto;
}
th, td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  text-align: left;
  vertical-align: top;
}
th { background: #f9fafb; }

.doclist { list-style: none; padding: 0; }
.doclist li { margin: 1rem 0; }
.doclist li a { font-weight: 600; }
.doclist li .docmeta { display: block; }

.site-footer {
  max-width: 48rem;
  margin: 2rem auto 0;
  padding: 1.25rem 1rem 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}
.site-footer a { color: var(--muted); }