body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
    color: #1a1a1a;
    background: #fff;
}

nav {
    margin-bottom: 2rem;
}

nav a {
    margin-right: 1rem;
    color: #1a1a1a;
    text-decoration: none;
}

nav a:hover {
    text-decoration: underline;
}

h1, h2, h3 {
    line-height: 1.2;
}

a {
    color: #0066cc;
}

footer {
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 1px solid #eee;
    font-size: 0.9rem;
    color: #666;
}

.profile-section {
    float: right;
    margin: 0 0 2rem 2rem;
    max-width: 40%;
}

.profile-image {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    max-width: 200px;
}

@media (max-width: 600px) {
    .profile-section {
        float: none;
        margin: 2rem auto;
        max-width: 200px;
    }
}