/**
 * KMTheme Gallery Styles
 * Phong cách nhà hàng
 */

.kmtheme-gallery {
    width: 100%;
    margin: 40px 0;
}

.gallery-grid {
    display: grid;
    gap: 20px;
    width: 100%;
}

/* Grid Layout */
.kmtheme-gallery-grid .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
}

.kmtheme-gallery[data-columns="2"] .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
}

.kmtheme-gallery[data-columns="3"] .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
}

.kmtheme-gallery[data-columns="4"] .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
}

.kmtheme-gallery[data-columns="5"] .gallery-grid {
    grid-template-columns: repeat(5, 1fr);
}

.kmtheme-gallery[data-columns="6"] .gallery-grid {
    grid-template-columns: repeat(6, 1fr);
}

/* Gallery Item */
.gallery-item {
    padding:0 !important;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    aspect-ratio: 1;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.gallery-link {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Overlay */
.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-icon {
    font-size: 32px;
    color: #ffffff;
    transform: scale(0.8);
    transition: transform 0.3s ease;
    display: block;
}

.gallery-item:hover .gallery-icon {
    transform: scale(1);
}

/* Masonry Layout */
.kmtheme-gallery-masonry .gallery-grid {
    column-count: 3;
    column-gap: 20px;
}

.kmtheme-gallery-masonry[data-columns="2"] .gallery-grid {
    column-count: 2;
}

.kmtheme-gallery-masonry[data-columns="3"] .gallery-grid {
    column-count: 3;
}

.kmtheme-gallery-masonry[data-columns="4"] .gallery-grid {
    column-count: 4;
}

.kmtheme-gallery-masonry .gallery-item {
    break-inside: avoid;
    margin-bottom: 20px;
    aspect-ratio: auto;
    height: auto;
}

.kmtheme-gallery-masonry .gallery-item img {
    height: auto;
}

/* Carousel Layout */
.kmtheme-gallery-carousel {
    position: relative;
    overflow: hidden;
}

.kmtheme-gallery-carousel .gallery-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    gap: 15px;
    padding-bottom: 10px;
}

.kmtheme-gallery-carousel .gallery-grid::-webkit-scrollbar {
    height: 8px;
}

.kmtheme-gallery-carousel .gallery-grid::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.kmtheme-gallery-carousel .gallery-grid::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 10px;
}

.kmtheme-gallery-carousel .gallery-grid::-webkit-scrollbar-thumb:hover {
    background: #555;
}

.kmtheme-gallery-carousel .gallery-item {
    flex: 0 0 calc(33.333% - 10px);
    scroll-snap-align: start;
    min-width: 300px;
}

/* Lightbox Styles */
.gallery-lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.gallery-lightbox.active {
    display: flex;
}

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

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

.gallery-lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    transition: background 0.3s ease;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.gallery-lightbox-close i {
    font-size: 20px;
}

.gallery-lightbox-prev,
.gallery-lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    transition: background 0.3s ease;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-lightbox-prev:hover,
.gallery-lightbox-next:hover {
    background: rgba(255, 255, 255, 0.3);
}

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

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

.gallery-lightbox-prev i,
.gallery-lightbox-next i {
    font-size: 20px;
}

/* Responsive */
@media (max-width: 1024px) {
    .kmtheme-gallery[data-columns="4"] .gallery-grid,
    .kmtheme-gallery[data-columns="5"] .gallery-grid,
    .kmtheme-gallery[data-columns="6"] .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .kmtheme-gallery-masonry[data-columns="4"] .gallery-grid,
    .kmtheme-gallery-masonry[data-columns="5"] .gallery-grid,
    .kmtheme-gallery-masonry[data-columns="6"] .gallery-grid {
        column-count: 3;
    }
}

@media (max-width: 768px) {
    .kmtheme-gallery[data-columns="3"] .gallery-grid,
    .kmtheme-gallery[data-columns="4"] .gallery-grid,
    .kmtheme-gallery[data-columns="5"] .gallery-grid,
    .kmtheme-gallery[data-columns="6"] .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .kmtheme-gallery-masonry[data-columns="3"] .gallery-grid,
    .kmtheme-gallery-masonry[data-columns="4"] .gallery-grid,
    .kmtheme-gallery-masonry[data-columns="5"] .gallery-grid,
    .kmtheme-gallery-masonry[data-columns="6"] .gallery-grid {
        column-count: 2;
    }
    
    .kmtheme-gallery-carousel .gallery-item {
        flex: 0 0 calc(50% - 7.5px);
        min-width: 250px;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        gap: 10px;
    }
    
    .kmtheme-gallery[data-columns] .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .kmtheme-gallery-masonry[data-columns] .gallery-grid {
        column-count: 1;
    }
    
    .kmtheme-gallery-carousel .gallery-item {
        flex: 0 0 calc(100% - 10px);
        min-width: 200px;
    }
    
    .gallery-lightbox-prev,
    .gallery-lightbox-next {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .gallery-lightbox-prev i,
    .gallery-lightbox-next i {
        font-size: 16px;
    }
    
    .gallery-lightbox-close {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .gallery-lightbox-close i {
        font-size: 16px;
    }
}