:root {
  --primary-blue: #0B2C4A;
  --accent-gold: #C9A23F;
  --light-bg: #F7F9FC;
  --text-dark: #1F2933;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-dark);
  background-color: white;
}

header {
  background-color: var(--primary-blue);
  padding: 18px 40px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: white;
  font-weight: 700;
}

nav a {
  color: white;
  text-decoration: none;
  margin-left: 22px;
  font-weight: 500;
}

nav a.active {
  text-decoration: underline;
  text-underline-offset: 6px;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 56px 40px;
}

.page-hero {
  margin-bottom: 28px;
}

.card {
  background: white;
  border: 1px solid #E6E8EC;
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 18px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.note {
  background: var(--light-bg);
  border-left: 4px solid var(--accent-gold);
  padding: 14px;
  border-radius: 8px;
  margin-top: 18px;
}

footer {
  padding: 24px 40px;
  font-size: 14px;
  opacity: 0.8;
}