:root {
  --navy: #14284b;
  --gold: #e9b949;
  --blue: #3b7ea1;
  --bg: #f6f3ea;
  --text: #1d2433;
  --muted: #5a6478;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
header {
  background: var(--navy);
  border-bottom: 4px solid var(--gold);
  padding: 20px 16px;
  text-align: center;
}
header img { max-width: 100%; height: auto; width: 360px; }
nav { text-align: center; padding: 12px 16px; background: #fff; border-bottom: 1px solid #ddd6c3; }
nav a { color: var(--navy); margin: 0 12px; text-decoration: none; font-weight: 600; }
nav a:hover { color: var(--blue); text-decoration: underline; }
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 48px; }
h1 { color: var(--navy); margin-top: 0; }
h2 { color: var(--navy); margin-top: 1.8em; }
a { color: var(--blue); }
.card {
  background: #fff;
  border: 1px solid #ddd6c3;
  border-radius: 10px;
  padding: 16px 20px;
  margin: 16px 0;
}
footer { text-align: center; color: var(--muted); font-size: 0.9em; padding: 24px 16px; }