.lightbox {
    display: none;
    position: fixed;
    z-index: 999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
}

.lightbox img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
}

.close-lightbox {
    position: absolute;
    top: -40px;
    right: 0;
    color: #fff;
    font-size: 30px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 5px;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
}

.prev-image,
.next-image {
    color: #fff;
    font-size: 30px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 10px;
    transition: opacity 0.3s;
}

.prev-image:hover,
.next-image:hover {
    opacity: 0.7;
}