:root {
  color-scheme: light;
  --ink: #1c1917;
  --muted: #57534e;
  --line: #d6d3d1;
  --link: #1e3a8a;
  --paper: #ffffff;
  --code: #f5f5f4;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Georgia, "Iowan Old Style", Palatino, "Palatino Linotype", serif;
  line-height: 1.55;
}
header, main, footer {
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}
header {
  max-width: 70rem;
  margin: 0 auto;
  padding-top: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}
.mark {
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  font-family: "Segoe UI", system-ui, sans-serif;
}
.tagline {
  margin: 0.15rem 0 0.75rem;
  color: var(--muted);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 0.95rem;
}
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 0.95rem;
}
nav a { color: var(--link); }
nav a[aria-current="page"] {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}
main {
  max-width: 70rem;
  margin: 0 auto;
  padding-top: 1.5rem;
  padding-bottom: 3rem;
}
.versions {
  color: var(--muted);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 0.92rem;
}
h1, h2, h3, h4 { line-height: 1.25; }
a { color: var(--link); }
code, pre {
  font-family: Consolas, ui-monospace, monospace;
  font-size: 0.9em;
}
code { background: var(--code); padding: 0 0.15em; }
pre { background: var(--code); padding: 1rem; overflow-x: auto; }
pre code { background: none; padding: 0; }
.table-scroll { overflow-x: auto; margin: 1rem 0; }
table { border-collapse: collapse; width: 100%; min-width: 36rem; }
th, td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  padding: 0.45rem 0.6rem;
}
th { font-family: "Segoe UI", system-ui, sans-serif; font-size: 0.85rem; }
blockquote {
  margin-left: 0;
  padding-left: 1rem;
  border-left: 3px solid var(--line);
  color: var(--muted);
}
footer {
  max-width: 70rem;
  margin: 0 auto;
  padding-top: 1rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 0.9rem;
}
.date { white-space: nowrap; }