:root {
  --ink: #1a1a1a;
  --muted: #5a5a5a;
  --bg: #fdfaf3;
  --accent: #d4a05a;
  --link: #b87333;
  --rule: #e8dfc8;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  padding: 1.5rem 1.25rem 3rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 16px;
}
main {
  max-width: 720px;
  margin: 0 auto;
}
header {
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
}
header .brand {
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}
header .brand a { color: var(--link); text-decoration: none; }
header .brand a:hover { text-decoration: underline; }
header h1 {
  font-size: 1.75rem;
  margin: 0.5rem 0 0.25rem;
  letter-spacing: -0.01em;
}
header .meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}
h2 {
  font-size: 1.15rem;
  margin: 2rem 0 0.5rem;
  letter-spacing: -0.005em;
}
h3 {
  font-size: 1rem;
  margin: 1.25rem 0 0.5rem;
  color: var(--muted);
  font-weight: 600;
}
p, ul, ol { margin: 0.5rem 0 1rem; }
ul, ol { padding-left: 1.5rem; }
li { margin: 0.25rem 0; }
a { color: var(--link); }
strong { font-weight: 600; }
.note {
  background: #fff;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--accent);
  padding: 0.75rem 1rem;
  border-radius: 6px;
  margin: 1rem 0;
  font-size: 0.95rem;
}
table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75rem 0 1.25rem;
  font-size: 0.95rem;
}
th, td {
  text-align: left;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
th { color: var(--muted); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; }
footer {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
}
footer a { color: var(--link); }