#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

#products-container {
    opacity: 0;
    transition: opacity 0.3s ease;
}

#products-container.loaded {
    opacity: 1;
}