.contact-card {
  background: white;
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}