:root {
  --sand: #efe4cc;
  --sand-deep: #e2d2ae;
  --rust: #8a3b12;
  --rust-soft: #b5652f;
  --ink: #2b2118;
  --muted: #6f5f4b;
  --line: #cbb68c;
}

* { box-sizing: border-box; }

html { background: var(--sand); }

body {
  margin: 0;
  color: var(--ink);
  font: 17px/1.6 Georgia, "PT Serif", "Times New Roman", serif;
  background:
    radial-gradient(circle at 85% -10%, #f7efdc 0, transparent 55%),
    linear-gradient(180deg, var(--sand) 0, var(--sand-deep) 100%) fixed;
  min-height: 100vh;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }

header.top {
  border-bottom: 2px dashed var(--line);
  padding: 22px 0 14px;
}
header.top .wrap { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--rust); text-decoration: none; }
.logo img { width: 40px; height: 40px; }
.logo b { font-size: 22px; letter-spacing: .02em; }
nav { margin-left: auto; display: flex; gap: 16px; flex-wrap: wrap; }
nav a { color: var(--ink); text-decoration: none; border-bottom: 1px solid transparent; }
nav a:hover, nav a[aria-current] { border-bottom-color: var(--rust-soft); color: var(--rust); }

main { padding: 28px 0 40px; }
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 12px; color: var(--rust); }
h2 { font-size: 23px; margin: 32px 0 8px; }
a { color: var(--rust); }
.lead { font-size: 19px; color: var(--muted); }

.card {
  background: rgba(255, 252, 244, .6);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 14px 18px;
  margin: 16px 0;
}

dl.glossary dt { font-weight: bold; color: var(--rust); margin-top: 16px; font-size: 19px; }
dl.glossary dd { margin: 2px 0 0 0; }

blockquote {
  margin: 18px 0;
  padding: 6px 0 6px 18px;
  border-left: 4px solid var(--rust-soft);
  font-style: italic;
  font-size: 19px;
}
blockquote footer { font-style: normal; font-size: 15px; color: var(--muted); margin-top: 4px; }

ul.facts { padding-left: 20px; }
ul.facts li { margin: 4px 0; }

footer.bottom {
  border-top: 2px dashed var(--line);
  padding: 16px 0 28px;
  color: var(--muted);
  font-size: 14px;
}

.big-ku { font-size: 96px; line-height: 1; margin: 10px 0 0; color: var(--rust); }

@media (max-width: 560px) {
  body { font-size: 16px; }
  h1 { font-size: 28px; }
  nav { margin-left: 0; width: 100%; }
}