:root {
  --ink: #082852;
  --muted: #5b6b7c;
  --line: #e3e8ee;
  --accent: #0b4a8c;
  --orange: #ff6900;
  --bg: #ffffff;
  --soft: #f5f7fa;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
}
a { color: var(--accent); }
header.site {
  border-bottom: 1px solid var(--line);
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.brand img { width: 40px; height: 40px; }
header.site nav a {
  margin-left: 20px;
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
}
header.site nav a:hover { color: var(--ink); }
.wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 20px;
}
.hero {
  padding: 56px 0 36px;
  display: flex;
  align-items: center;
  gap: 36px;
}
.hero-logo { width: 200px; height: 200px; flex: none; }
.hero h1 {
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}
.hero p.lede {
  font-size: 20px;
  color: var(--muted);
  margin: 0 0 24px;
  max-width: 640px;
}
.button {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  text-decoration: none;
  padding: 12px 20px;
  border-radius: 8px;
  font-weight: 600;
}
section { padding: 28px 0; }
section h2 {
  font-size: 22px;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}
.card {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 18px;
}
.card strong { display: block; margin-bottom: 4px; }
.card p { margin: 0; color: var(--muted); font-size: 15.5px; }
footer.site {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding: 22px 0 40px;
  color: var(--muted);
  font-size: 14.5px;
}
footer.site a { color: var(--muted); }
article { padding: 40px 0 10px; }
article h1 { font-size: 34px; letter-spacing: -0.02em; margin: 0 0 6px; }
article .meta { color: var(--muted); margin: 0 0 28px; }
article h2 { font-size: 21px; margin: 32px 0 10px; }
article table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15.5px;
  margin: 10px 0 18px;
}
article th, article td {
  text-align: left;
  vertical-align: top;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
}
article th { background: var(--soft); }
article ul { padding-left: 22px; }
@media (max-width: 600px) {
  .hero { padding: 32px 0 24px; flex-direction: column; align-items: flex-start; gap: 20px; }
  .hero-logo { width: 120px; height: 120px; }
  .hero h1 { font-size: 30px; }
  .hero p.lede { font-size: 18px; }
  header.site nav a { margin-left: 14px; }
}