.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    cursor: zoom-out;
}

.lightbox.active {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.lightbox img {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 4px;
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.3s ease;
}

.lightbox.active img {
    opacity: 1;
    transform: scale(1);
}

.lightbox-close {
    position: fixed;
    top: 20px;
    right: 20px;
    color: white;
    font-size: 30px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.lightbox-nav {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px 20px;
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active .lightbox-nav {
    opacity: 1;
}

.lightbox-nav button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 5px 10px;
    font-size: 14px;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.lightbox-nav button:hover {
    background: rgba(255, 255, 255, 0.2);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}