body {
  margin: 0;
  font-family: 'Noto Sans KR', sans-serif;
  background: #f9f9f9;
  color: #333;
}
.container {
  max-width: 1200px;
  margin: auto;
  padding: 20px;
}
.header {
  background: linear-gradient(90deg, #1E3C72, #2A5298);
  color: white;
  padding: 15px 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.logo {
  font-size: 1.5em;
  margin: 0;
}
.nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
}
.nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s;
}
.nav a:hover {
  color: #FFD700;
}
.hero {
  background: linear-gradient(135deg, #2A5298, #1E3C72);
  color: white;
  text-align: center;
  padding: 100px 20px;
}
.cta-button {
  display: inline-block;
  margin-top: 20px;
  padding: 15px 30px;
  background: #FFD700;
  color: #1E3C72;
  border-radius: 30px;
  font-size: 1.2em;
  font-weight: bold;
  text-decoration: none;
  transition: background 0.3s;
}
.cta-button:hover {
  background: #FFC107;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 30px;
}
.card {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  transition: transform 0.3s;
}
.card:hover {
  transform: translateY(-5px);
}
.footer {
  text-align: center;
  padding: 20px;
  background: #1E3C72;
  color: white;
  margin-top: 50px;
}