:root {
  --navy: #14213d;
  --amber: #f0a500;
  --text: #1c1c1e;
  --muted: #5f6368;
  --canvas: #f4f5f7;
  --card: #ffffff;
  --line: #e3e5e8;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}
header.site {
  background: var(--navy);
  color: #fff;
  padding: 20px 16px;
}
header.site .inner {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
header.site .brand {
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.2px;
}
header.site .brand span { color: var(--amber); }
header.site nav a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  margin-left: 18px;
  font-size: 15px;
}
header.site nav a:hover { color: #fff; }
main {
  max-width: 760px;
  margin: 24px auto 48px;
  padding: 0 16px;
}
article {
  background: var(--card);
  border-radius: 16px;
  padding: 28px 24px;
}
h1 { font-size: 30px; line-height: 1.25; margin: 0 0 6px; color: var(--navy); }
h2 { font-size: 21px; margin: 32px 0 10px; color: var(--navy); }
h3 { font-size: 17px; margin: 22px 0 6px; }
p.meta { color: var(--muted); font-size: 15px; margin: 0 0 20px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 12px 0 18px; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
ul { padding-left: 22px; }
li { margin: 4px 0; }
a { color: #1a4fbf; }
.notice {
  background: #fff7e0;
  border-left: 4px solid var(--amber);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 15px;
}
footer.site {
  max-width: 760px;
  margin: 0 auto 40px;
  padding: 0 16px;
  color: var(--muted);
  font-size: 14px;
}
.cards { display: grid; gap: 16px; grid-template-columns: 1fr; }
.card {
  background: var(--card);
  border-radius: 16px;
  padding: 22px 24px;
}
.card h2 { margin-top: 0; }
@media (min-width: 640px) { .cards { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { article { padding: 22px 16px; } h1 { font-size: 26px; } }