body {
  font-family: 'Pretendard', sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  color: #333;
  line-height: 1.6;
}

.hero {
  background: linear-gradient(120deg, #d2eaff, #ffffff);
  padding: 3rem 1rem;
  text-align: center;
  border-bottom: 1px solid #ccc;
}

.hero h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.1rem;
  margin: 0 auto;
  max-width: 600px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  padding: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.card {
  background: white;
  border-radius: 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  padding: 1.5rem;
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.card h2 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 1rem;
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: #0074d9;
  color: white;
  border-radius: 0.5rem;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s ease;
}

.btn:hover {
  background: #005fa3;
}

footer {
  text-align: center;
  padding: 2rem;
  background: #eee;
  font-size: 0.9rem;
  color: #666;
}
@media (max-width: 768px) {
  .cards {
    grid-template-columns: 1fr;
    padding: 1rem;
  }
}