:root {
    --primary-color: #4A90E2;
    --secondary-color: #9B6B9E;
    --background-color: #F5F7FF;
    --text-color: #333;
    --card-background: #FFFFFF;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans KR', sans-serif;
    background: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 10px;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

section {
    background: var(--card-background);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.project-card {
    border-left: 4px solid var(--secondary-color);
    padding: 1rem;
    margin-bottom: 1rem;
}

.project-card h3 {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

ul {
    list-style-type: none;
}

li {
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
}

li::before {
    content: "•";
    color: var(--secondary-color);
    position: absolute;
    left: 0;
}

footer {
    text-align: center;
    padding: 2rem;
    background: var(--card-background);
    border-radius: 10px;
    margin-top: 3rem;
}

.links {
    margin-top: 1rem;
}

.links a {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin: 0 0.5rem;
    color: white;
    background: var(--primary-color);
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.links a:hover {
    background: var(--secondary-color);
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    header {
        padding: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
}