body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: #f9f9f9;
  color: #333;
  scroll-behavior: smooth;
}

header {
  background: #0e1a35;
  color: white;
  text-align: center;
  padding: 2rem 1rem;
}

header nav {
  margin-top: 1rem;
}

header nav a {
  color: #ffcc00;
  margin: 0 10px;
  text-decoration: none;
}

section {
  padding: 2rem 1rem;
  max-width: 1000px;
  margin: auto;
}

h2 {
  margin-bottom: 1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.card {
  background: white;
  padding: 1rem;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

footer {
  background: #0e1a35;
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
}