/**
 * Ensemble Gallery Styles
 * 
 * Uses existing Designer CSS variables only
 * NO new variables - single source of truth
 *
 * @package Ensemble
 * @version 2.6.0
 */

/* ============================================
   GALLERY BASE
   ============================================ */

.es-gallery {
    margin: var(--ensemble-section-spacing, 40px) 0;
}

.es-gallery__title {
    font-family: var(--ensemble-font-heading, inherit);
    font-size: var(--ensemble-h3-size, 24px);
    font-weight: var(--ensemble-heading-weight, 600);
    color: var(--ensemble-text, #1a1a1a);
    margin: 0 0 24px;
}

/* ============================================
   GALLERY GRID
   ============================================ */

.es-gallery__grid {
    display: grid;
    grid-template-columns: repeat(var(--es-gallery-columns, 3), 1fr);
    gap: var(--ensemble-grid-gap, 24px);
}

/* Column variants */
.es-gallery--cols-2 .es-gallery__grid {
    --es-gallery-columns: 2;
}

.es-gallery--cols-3 .es-gallery__grid {
    --es-gallery-columns: 3;
}

.es-gallery--cols-4 .es-gallery__grid {
    --es-gallery-columns: 4;
}

.es-gallery--cols-5 .es-gallery__grid {
    --es-gallery-columns: 5;
}

/* Responsive */
@media (max-width: 1024px) {
    .es-gallery--cols-5 .es-gallery__grid,
    .es-gallery--cols-4 .es-gallery__grid {
        --es-gallery-columns: 3;
    }
}

@media (max-width: 768px) {
    .es-gallery--cols-5 .es-gallery__grid,
    .es-gallery--cols-4 .es-gallery__grid,
    .es-gallery--cols-3 .es-gallery__grid {
        --es-gallery-columns: 2;
    }
}

@media (max-width: 480px) {
    .es-gallery__grid {
        --es-gallery-columns: 1 !important;
    }
}

/* ============================================
   GALLERY ITEM
   ============================================ */

.es-gallery__item {
    margin: 0;
    position: relative;
    overflow: hidden;
    border-radius: var(--ensemble-card-radius, 8px);
    background: var(--ensemble-card-bg, #ffffff);
}

.es-gallery__link {
    display: block;
    position: relative;
    text-decoration: none;
}

.es-gallery__image {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

/* Grid layout - square images */
.es-gallery--grid .es-gallery__image {
    aspect-ratio: 1;
}

/* Hover effect */
.es-gallery__item:hover .es-gallery__image {
    transform: scale(1.05);
}

/* Zoom icon */
.es-gallery__zoom {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    color: #ffffff;
    border-radius: 50%;
    opacity: 0;
    transition: all 0.3s ease;
}

.es-gallery__link:hover .es-gallery__zoom {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

/* Caption */
.es-gallery__caption {
    font-size: var(--ensemble-small-size, 14px);
    color: var(--ensemble-text-secondary, #666666);
    padding: 12px;
    margin: 0;
    background: var(--ensemble-card-bg, #ffffff);
    border-top: 1px solid var(--ensemble-card-border, #e8e8e8);
}

/* ============================================
   MASONRY LAYOUT
   ============================================ */

.es-gallery--masonry .es-gallery__grid {
    display: block;
    column-count: var(--es-gallery-columns, 3);
    column-gap: var(--ensemble-grid-gap, 24px);
}

.es-gallery--masonry .es-gallery__item {
    break-inside: avoid;
    margin-bottom: var(--ensemble-grid-gap, 24px);
}

.es-gallery--masonry .es-gallery__image {
    aspect-ratio: unset;
    height: auto;
}

/* ============================================
   SLIDER LAYOUT
   ============================================ */

.es-gallery--slider .es-gallery__grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    gap: var(--ensemble-grid-gap, 24px);
    padding-bottom: 16px;
}

.es-gallery--slider .es-gallery__item {
    flex: 0 0 calc((100% - var(--ensemble-grid-gap, 24px) * 2) / 3);
    scroll-snap-align: start;
}

.es-gallery--slider .es-gallery__image {
    aspect-ratio: 16/10;
}

/* Slider scrollbar styling */
.es-gallery--slider .es-gallery__grid::-webkit-scrollbar {
    height: 8px;
}

.es-gallery--slider .es-gallery__grid::-webkit-scrollbar-track {
    background: var(--ensemble-card-border, #e8e8e8);
    border-radius: 4px;
}

.es-gallery--slider .es-gallery__grid::-webkit-scrollbar-thumb {
    background: var(--ensemble-primary, #0066cc);
    border-radius: 4px;
}

/* ============================================
   LIGHTBOX
   ============================================ */

.es-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99999;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
}

.es-lightbox.is-active {
    display: flex;
}

.es-lightbox__content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
}

.es-lightbox__image {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--ensemble-card-radius, 8px);
}

.es-lightbox__caption {
    position: absolute;
    bottom: -40px;
    left: 0;
    right: 0;
    text-align: center;
    color: #ffffff;
    font-size: var(--ensemble-body-size, 16px);
}

.es-lightbox__close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    transition: background 0.2s;
}

.es-lightbox__close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.es-lightbox__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.2s;
}

.es-lightbox__nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.es-lightbox__nav--prev {
    left: 20px;
}

.es-lightbox__nav--next {
    right: 20px;
}

.es-lightbox__counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--ensemble-small-size, 14px);
}

/* ============================================
   DARK MODE SUPPORT
   ============================================ */

/* Uses Ensemble's dark mode variables automatically */
.es-mode-dark .es-gallery__title {
    color: var(--ensemble-text, #f5f5f5);
}

.es-mode-dark .es-gallery__caption {
    color: var(--ensemble-text-secondary, #aaaaaa);
    background: var(--ensemble-card-bg, #1a1a1a);
    border-color: var(--ensemble-card-border, #333333);
}

/* ============================================
   GALLERY IN SINGLE PAGES
   ============================================ */

/* Event gallery section */
.es-event-gallery {
    margin-top: var(--ensemble-section-spacing, 40px);
    padding-top: var(--ensemble-section-spacing, 40px);
    border-top: 1px solid var(--ensemble-card-border, #e8e8e8);
}

.es-event-gallery__title {
    font-family: var(--ensemble-font-heading, inherit);
    font-size: var(--ensemble-h3-size, 24px);
    font-weight: var(--ensemble-heading-weight, 600);
    color: var(--ensemble-text, #1a1a1a);
    margin: 0 0 24px;
}

/* Artist/Location gallery section - same styles */
.es-artist-gallery,
.es-location-gallery {
    margin-top: var(--ensemble-section-spacing, 40px);
    padding-top: var(--ensemble-section-spacing, 40px);
    border-top: 1px solid var(--ensemble-card-border, #e8e8e8);
}

/* ============================================
   ADMIN PREVIEW STYLES
   ============================================ */

.es-gallery-admin-preview {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    max-width: 400px;
}

.es-gallery-admin-preview__item {
    aspect-ratio: 1;
    border-radius: 4px;
    overflow: hidden;
    background: #f0f0f0;
}

.es-gallery-admin-preview__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}