/* --- Footer --- */
footer {
    background-color: var(--color-primary);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-logo img {
    height: 40px;
    margin-bottom: var(--space-md);
    opacity: 0.9;
}

.footer-contact h4 {
    color: var(--color-white);
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.social-icons {
    display: flex;
    gap: var(--space-sm);
}

.social-circle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: all 0.2s ease;
    overflow: hidden;
}

.social-circle img {
    width: 20px;
    height: 20px;
    display: block;
    filter: invert(1);
    margin-bottom: 0;
}

.social-circle:hover {
    background-color: var(--color-accent);
    transform: translateY(-2px);
}

.footer-links h4 {
    color: var(--color-white);
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

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

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.2s;
}

.footer-links ul li a:hover {
    color: var(--color-white);
}