nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    border-bottom: 1px solid var(--color-surface);
}
.nav-links, .social-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}
nav a {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}
nav a:hover, nav a.active { color: var(--color-accent-strong); }

@media (max-width: 480px) {
    nav {
        flex-direction: column;
        gap: 1rem;
        padding: 1.5rem 0;
    }
    .nav-links, .social-links {
        justify-content: center;
        gap: 1.25rem;
    }
    nav a {
        font-size: 0.9rem;
    }
}