footer {
    height: 2.2rem;
    background: var(--purple-dark);
    background: linear-gradient(180deg, var(--purple) 0%, var(--purple-dark) 100%);
    margin-top: 1rem;
    text-align: center;
    color: var(--purple-light);
}

.copyright {
    font-size: 0.9rem;
    line-height: 2.2rem;
}