.footer {
    border-top: 1px solid var(--border-color);
    overflow: hidden;
    content-visibility: visible;
    contain: style layout;
}
 
.footer-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    transform: translateZ(0);
    backface-visibility: hidden;
}
 
.footer-carousel-track {
    display: flex;
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
}
 
.footer-slide {
    flex: 0 0 auto;
    width: 25%;
    aspect-ratio: 4 / 5;
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
}
 
.footer-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: brightness(.85);
    /* mantém a imagem decodificada em memória */
    content-visibility: visible;
}

.footer-slide::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(249, 249, 249, 0.5);
    pointer-events: none;
}

.footer-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 10;
}

.footer-logo {
    width: min(160px, 14%);
    filter: invert(27%) sepia(18%) saturate(600%) hue-rotate(50deg) brightness(40%) contrast(90%);
    opacity: 0.85;
}

.footer-credits {
    text-align: center;
    padding: 24px 0;
    font-size: 0.75rem;
    letter-spacing: 0.15rem;
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .footer-slide {
        width: 50%;
    }

    .footer-logo {
        width: min(150px, 40%);
    }
}