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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

header {
    text-align: center;
    margin-bottom: 3rem;
}

h1 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #222;
}

.subtitle {
    font-size: 1.1rem;
    color: #666;
    font-weight: 400;
}

main {
    margin-top: 2rem;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: #222;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 0.5rem;
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.project-item {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    transition: box-shadow 0.2s ease;
}

.project-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #222;
}

.project-description {
    color: #555;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.project-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: color 0.2s ease;
}

.project-link:hover {
    color: #0052a3;
    text-decoration: underline;
}

@media (max-width: 600px) {
    .container {
        padding: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .project-item {
        padding: 1rem;
    }
}