@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;700&display=swap');

body {
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f7f6;
    color: #333;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 2rem 1rem;
    text-align: center;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
    font-weight: 700;
}

header p {
    margin-top: 0.5rem;
    font-size: 1.1rem;
}

main {
    padding: 2rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    gap: 2rem;
}

section {
    background-color: #fff;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

section:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

section h2 {
    font-size: 1.8rem;
    color: #764ba2;
    margin-top: 0;
    border-bottom: 2px solid #667eea;
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    margin-bottom: 1rem;
}

li a {
    text-decoration: none;
    color: #333;
    font-weight: bold;
    font-size: 1.1rem;
    display: block;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    transition: background-color 0.3s, color 0.3s, transform 0.3s;
}

li a:hover {
    background-color: #667eea;
    color: #fff;
    transform: translateX(5px);
}

footer {
    text-align: center;
    padding: 1.5rem;
    margin-top: 2rem;
    background-color: #333;
    color: #fff;
}

@media (min-width: 768px) {
    main {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
}