:root {
  --bg: #ffffff;
  --surface: #faf7f2;
  --text: #1a1a1a;
  --muted: #5f5a53;
  --border: #e7e1d8;
  --accent: #c4071a;
  --gold: #df9e25;
  --link: #a8061a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f10;
    --surface: #1a1918;
    --text: #ece8e2;
    --muted: #a39d94;
    --border: #2e2b28;
    --accent: #ff4d5e;
    --gold: #f0b54a;
    --link: #ff7a86;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }

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

.site-header {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 1;
}
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.brand {
  color: var(--accent);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.site-header nav { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.site-header nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}
.site-header nav a[aria-current="page"] {
  color: var(--text);
  box-shadow: inset 0 -2px 0 var(--gold);
}

.doc { padding-top: 28px; padding-bottom: 56px; }
.doc h1 { font-size: 30px; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.01em; }
.doc h2 { font-size: 21px; margin: 40px 0 10px; padding-top: 8px; border-top: 1px solid var(--border); }
.doc h3 { font-size: 17px; margin: 28px 0 8px; }
.doc p, .doc li { overflow-wrap: anywhere; }
.doc code { background: var(--surface); padding: 1px 5px; border-radius: 4px; font-size: 0.92em; }

.summary {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--gold);
  border-radius: 10px;
  padding: 12px 16px;
  margin: 18px 0 26px;
}
.summary-title { font-weight: 700; margin: 0 0 4px; }
.summary ul { margin: 0; padding-left: 20px; }

.table-wrap { overflow-x: auto; margin: 14px 0; }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--surface); }

.cards { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.cards a {
  display: block;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
}
.cards strong { display: block; font-size: 18px; }
.cards span { color: var(--muted); font-size: 15px; }

.site-footer { border-top: 1px solid var(--border); color: var(--muted); font-size: 14px; }
.site-footer .wrap { padding-top: 18px; padding-bottom: 28px; }