:root {
  --primary-color: #1e3a8a;
  --accent-color: #f59e0b;
  --bg-color: #f3f4f6;
  --text-color: #1f2937;
  --header-bg: #1e40af;
  --footer-bg: #1e3a8a;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

header {
  background-color: var(--header-bg);
  color: white;
  padding: 2rem 1rem;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

header h1 {
  margin: 0;
  font-size: 2.5rem;
}

header p {
  margin-top: 0.5rem;
  font-size: 1.2rem;
  color: #cbd5e1;
}

main {
  max-width: 960px;
  margin: 2rem auto;
  padding: 1rem;
  background: white;
  border-radius: 12px;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.05);
}

footer {
  background-color: var(--footer-bg);
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
  font-size: 0.9rem;
}

a {
  color: var(--accent-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}