body {
  font-family: "맑은 고딕", sans-serif;
  margin: 0;
  padding: 0;
  text-align: center;
  background: white;
  color: #333;
}

header {
  padding: 40px 20px;
  background: blue;
  color: white;
}

header h1 {
  margin: 0 0 10px 0;
}

main {
  padding: 40px 20px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

.card {
  display: block;
  padding: 20px;
  background: white;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

.card:active {
  transform: translateY(2px) scale(0.98);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.card h2 {
  margin-top: 0;
  color: blue;
}

footer {
  padding: 20px;
  font-size: 14px;
  background: #eee;
  margin-top: 40px;
}