/* ============================================
   Footer
   ============================================ */

footer {
    background: var(--surface-dark);
    color: var(--white);
    padding: 4rem 2rem 2rem;
    margin-bottom: 0;
}

.footer-container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
}

.footer-about h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-orange);
}

.footer-about p {
    color: var(--text-on-dark-muted);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.footer-column h4 {
    color: var(--primary-orange);
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
    font-weight: 600;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column ul li a {
    color: var(--text-on-dark-muted);
    text-decoration: none;
    transition: color 0.3s ease;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.footer-column ul li a:hover {
    color: var(--primary-orange);
}

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-on-dark-muted);
    font-size: 0.9rem;
}

.footer-bottom__social {
    display: flex;
    gap: 1rem;
}

.footer-bottom__social a {
    min-width: 44px;
    min-height: 44px;
    background: var(--border-subtle);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-bottom__social a:hover {
    background: var(--primary-orange);
    transform: translateY(-3px);
    color: var(--white);
}

/* Dark + Ocean themes: orange icon glyphs at rest */
[data-theme="dark"] .footer-bottom__social a {
    color: var(--primary-orange);
}

[data-theme="dark"] .footer-bottom__social a:hover {
    color: var(--white);
}

@media (prefers-color-scheme: dark) {
    html:not([data-theme]) .footer-bottom__social a {
        color: var(--primary-orange);
    }
    html:not([data-theme]) .footer-bottom__social a:hover {
        color: var(--white);
    }
}