:root {
  color-scheme: light;
  --ink: #202124;
  --ink-soft: #5f6368;
  --rule: #e8eaed;
  --accent: #1a1a1a;
  --bg: #fafafa;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
}

.shell {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

header.site {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 36px;
}
header.site a.brand {
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
}
header.site nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
  margin-left: 16px;
}
header.site nav a:hover { color: var(--ink); }

h1 {
  font-size: 32px;
  line-height: 1.2;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
h2 {
  font-size: 20px;
  margin: 36px 0 8px;
  letter-spacing: -0.01em;
}
h3 {
  font-size: 16px;
  margin: 24px 0 4px;
  color: var(--ink);
}
.meta {
  color: var(--ink-soft);
  font-size: 14px;
  margin-bottom: 24px;
}

p, ul, ol, table { margin: 12px 0; }
li { margin: 4px 0; }

blockquote {
  border-left: 3px solid var(--rule);
  padding: 8px 0 8px 16px;
  margin: 16px 0;
  color: var(--ink-soft);
  font-style: normal;
  background: #fff;
}

hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 32px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
th { font-weight: 600; color: var(--ink); background: #fff; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92em;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 1px 6px;
}

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

footer.site {
  margin-top: 64px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  color: var(--ink-soft);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
footer.site a {
  color: var(--ink-soft);
  text-decoration: none;
  margin-right: 16px;
}
footer.site a:hover { color: var(--ink); }