.site-header,
.site-footer {
    background-color: #004847; /* emerald green */
    color: #ffffff; /* keep text readable */
}

    .site-header a.nav-link,
    .site-footer a {
        color: #ffffff;
    }

        .site-header a.nav-link:hover,
        .site-footer a:hover {
            color: #d4edda; /* lighter green/white on hover */
        }