.gallery-section {
    padding: 40px 0 70px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
}

.gallery-item {
    display: block;
    width: 100%;
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: 12px;
    background: #f8f8f8;
    cursor: zoom-in;
}

.gallery-item img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 0.25s ease;
}

.gallery-item:hover img,
.gallery-item:focus-visible img {
    transform: scale(1.04);
}

.gallery-item:focus-visible,
.gallery-lightbox button:focus-visible {
    outline: 3px solid var(--theme-color, #0baf9a);
    outline-offset: 3px;
}

.gallery-lightbox {
    position: fixed;
    z-index: 2000;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 64px 24px 24px;
    background: rgba(0, 0, 0, 0.92);
}

.gallery-lightbox[hidden] {
    display: none;
}

.gallery-lightbox-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: min(100%, 1100px);
    max-height: 100%;
}

.gallery-lightbox-image {
    display: block;
    max-width: 100%;
    max-height: calc(100vh - 130px);
    object-fit: contain;
}

.gallery-lightbox-count {
    margin: 12px 0 0;
    color: #fff;
}

.gallery-lightbox button {
    position: absolute;
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    color: #fff;
    background: rgba(255, 255, 255, 0.16);
    font-size: 30px;
    line-height: 1;
    cursor: pointer;
}

.gallery-lightbox-close {
    top: 16px;
    right: 20px;
}

.gallery-lightbox-previous {
    left: 20px;
}

.gallery-lightbox-next {
    right: 20px;
}

@media (max-width: 991px) {
    .gallery-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 767px) {
    .gallery-section {
        padding: 24px 0 48px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }

    .gallery-lightbox {
        gap: 12px;
        padding: 64px 12px 24px;
    }

    .gallery-lightbox-image {
        max-height: calc(100vh - 150px);
    }

    .gallery-lightbox button {
        width: 40px;
        height: 40px;
        font-size: 24px;
    }

    .gallery-lightbox-previous {
        left: 8px;
    }

    .gallery-lightbox-next {
        right: 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .gallery-item img {
        transition: none;
    }
}