* {
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", sans-serif;
  background: #f8f9fa;
  margin: 0;
  padding: 0;
  color: #333;
}

header {
  background: #004aad;
  color: white;
  padding: 2rem 1rem;
  text-align: center;
}

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

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

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  max-width: 1200px;
  margin: auto;
}

.card {
  background: white;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 0 12px rgba(0,0,0,0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 18px rgba(0,0,0,0.15);
}

.card h2 {
  margin-top: 0;
  color: #004aad;
}

.card p {
  font-size: 0.95rem;
}

.card a {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.2rem;
  background: #004aad;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
}

footer {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.9rem;
  background: #eee;
  color: #444;
}