/* Médiathèque Plus – Frontend gallery */

.mdp-gallery {
	display: grid;
	gap: 16px;
	margin: 24px 0;
}

.mdp-carousel {
	--mdp-columns: 4;
	--mdp-gap: 16px;
	--mdp-viewport-width: 100%;
	display: flex;
	align-items: center;
	gap: 12px;
	margin: 24px 0;
}

/* Dynamic column classes */
.mdp-columns-1 { grid-template-columns: repeat(1, 1fr); }
.mdp-columns-2 { grid-template-columns: repeat(2, 1fr); }
.mdp-columns-3 { grid-template-columns: repeat(3, 1fr); }
.mdp-columns-4 { grid-template-columns: repeat(4, 1fr); }
.mdp-columns-5 { grid-template-columns: repeat(5, 1fr); }
.mdp-columns-6 { grid-template-columns: repeat(6, 1fr); }

.mdp-carousel.mdp-columns-1 { --mdp-columns: 1; }
.mdp-carousel.mdp-columns-2 { --mdp-columns: 2; }
.mdp-carousel.mdp-columns-3 { --mdp-columns: 3; }
.mdp-carousel.mdp-columns-4 { --mdp-columns: 4; }
.mdp-carousel.mdp-columns-5 { --mdp-columns: 5; }
.mdp-carousel.mdp-columns-6 { --mdp-columns: 6; }

.mdp-carousel-viewport {
	overflow-x: auto;
	scroll-behavior: smooth;
	scroll-snap-type: x mandatory;
	scrollbar-width: none;
	flex: 1;
}

.mdp-carousel-viewport::-webkit-scrollbar {
	display: none;
}

.mdp-carousel-track {
	display: flex;
	gap: var(--mdp-gap);
	width: max-content;
	min-width: 100%;
}

.mdp-carousel .mdp-gallery-item {
	flex: 0 0 calc((var(--mdp-viewport-width) - (var(--mdp-gap) * (var(--mdp-columns) - 1))) / var(--mdp-columns));
	scroll-snap-align: start;
}

.mdp-carousel-button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	border: 1px solid #2271b1;
	border-radius: 999px;
	background: #fff;
	color: #2271b1;
	cursor: pointer;
	font-size: 24px;
	line-height: 1;
	flex-shrink: 0;
	transition: background 0.15s, color 0.15s, opacity 0.15s;
}

.mdp-carousel-button:hover:not(:disabled),
.mdp-carousel-button:focus-visible {
	background: #2271b1;
	color: #fff;
}

.mdp-carousel-button:disabled {
	opacity: 0.35;
	cursor: not-allowed;
}

@media (max-width: 768px) {
	.mdp-gallery { grid-template-columns: repeat(2, 1fr) !important; }
	.mdp-carousel { --mdp-columns: 2; }
}

@media (max-width: 480px) {
	.mdp-gallery { grid-template-columns: 1fr !important; }
	.mdp-carousel {
		--mdp-columns: 1;
		--mdp-gap: 8px;
		gap: 8px;
	}

	.mdp-carousel-button {
		width: 32px;
		height: 32px;
		font-size: 20px;
	}
}

.mdp-gallery-item {
	margin: 0;
	padding: 0;
	text-align: center;
	overflow: hidden;
	border-radius: 4px;
	background: #f9f9f9;
	position: relative;
	aspect-ratio: 1 / 1;
}

.mdp-gallery-item > a[data-mdp-lightbox] {
	display: block;
	width: 100%;
	height: 100%;
}

.mdp-gallery-item img {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
	display: block;
}

.mdp-gallery-item figcaption {
	display: none;
}

/* Pagination */
.mdp-pagination {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin: 20px 0;
	justify-content: center;
}

.mdp-page-link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 32px;
	height: 32px;
	padding: 0 8px;
	border: 1px solid #ccc;
	border-radius: 4px;
	text-decoration: none;
	color: #333;
	font-size: 14px;
	transition: background 0.15s;
}

.mdp-page-link:hover,
.mdp-page-link.mdp-current {
	background: #2271b1;
	color: #fff;
	border-color: #2271b1;
}

/* File link (non-image) */
.mdp-file-link {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	width: 100%;
	height: 100%;
	text-decoration: none;
	color: inherit;
	position: absolute;
	inset: 0;
}

/* Error / empty */
.mdp-error,
.mdp-empty {
	color: #777;
	font-style: italic;
}

/* ------------------------------------------------------------------ */
/* Lightbox                                                             */
/* ------------------------------------------------------------------ */
.mdp-lightbox-overlay {
	position: fixed;
	inset: 0;
	z-index: 999999;
	background: rgba(0, 0, 0, 0.88);
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: zoom-out;
}

.mdp-lightbox-inner {
	position: relative;
	max-width: 90vw;
	max-height: 90vh;
	display: flex;
	align-items: center;
	justify-content: center;
}

.mdp-lightbox-inner img,
.mdp-lightbox-inner video {
	max-width: 90vw;
	max-height: 90vh;
	object-fit: contain;
	border-radius: 4px;
	box-shadow: 0 8px 40px rgba(0, 0, 0, .6);
	cursor: default;
}

.mdp-lightbox-close {
	position: absolute;
	top: -36px;
	right: 0;
	background: none;
	border: none;
	color: #fff;
	font-size: 28px;
	line-height: 1;
	cursor: pointer;
	padding: 0;
	opacity: 0.8;
	transition: opacity 0.15s;
}

.mdp-lightbox-close:hover {
	opacity: 1;
}

/* ------------------------------------------------------------------ */
/* Accordion mode                                                       */
/* ------------------------------------------------------------------ */
.mdp-accordion-wrap {
	display: flex;
	gap: 24px;
	margin: 24px 0;
	align-items: flex-start;
}

.mdp-accordion-tree {
	flex: 0 0 calc(33.333% - 12px);
	max-width: calc(33.333% - 12px);
	border: 1px solid #e0e0e0;
	border-radius: 6px;
	background: #fafafa;
	overflow: auto;
	max-height: 70vh;
}

.mdp-accordion-gallery {
	flex: 1;
	min-width: 0;
}

/* Folder tree list */
.mdp-accordion-tree ul,
.mdp-accordion-tree-root {
	list-style: none;
	margin: 0;
	padding: 0;
}

.mdp-accordion-tree-root {
	padding: 8px 0;
}

.mdp-accordion-node > ul {
	display: none;
	padding-left: 16px;
}

.mdp-accordion-node.mdp-accordion-open > ul {
	display: block;
}

.mdp-accordion-folder-btn {
	display: flex;
	align-items: center;
	gap: 6px;
	width: 100%;
	background: none;
	border: none;
	padding: 8px 12px;
	text-align: left;
	cursor: pointer;
	font-size: 14px;
	color: #333;
	border-radius: 4px;
	transition: background 0.12s;
}

.mdp-accordion-folder-btn:hover,
.mdp-accordion-folder-btn.mdp-accordion-active {
	background: #e8f0fb;
	color: #2271b1;
}

.mdp-accordion-folder-icon {
	font-size: 16px;
	flex-shrink: 0;
}

.mdp-accordion-toggle {
	margin-left: auto;
	transition: transform 0.2s;
}

.mdp-accordion-node.mdp-accordion-open > .mdp-accordion-folder-btn .mdp-accordion-toggle {
	transform: rotate(90deg);
}

/* Gallery panel inside accordion */
.mdp-accordion-gallery-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 12px;
}

.mdp-accordion-hint {
	color: #888;
	font-style: italic;
	margin: 0;
	padding: 16px;
}

.mdp-accordion-loading {
	display: flex;
	justify-content: center;
	padding: 32px;
}

.mdp-spinner {
	width: 24px;
	height: 24px;
	border: 3px solid #ccc;
	border-top-color: #2271b1;
	border-radius: 50%;
	animation: mdp-spin 0.8s linear infinite;
	display: inline-block;
}

@keyframes mdp-spin {
	to { transform: rotate(360deg); }
}

@media (max-width: 768px) {
	.mdp-accordion-wrap {
		flex-direction: column;
	}

	.mdp-accordion-tree {
		flex: none;
		width: 100%;
		max-width: 100%;
		max-height: 240px;
	}

	.mdp-accordion-gallery-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 480px) {
	.mdp-accordion-gallery-grid {
		grid-template-columns: 1fr;
	}
}

/* ------------------------------------------------------------------ */
/* Infinite wall mode                                                   */
/* ------------------------------------------------------------------ */
.mdp-infinite-grid {
	display: grid;
	gap: 16px;
	margin: 24px 0;
}

/* Reuse mdp-columns-N for grid-template-columns */

.mdp-infinite-sentinel {
	height: 40px;
	margin-bottom: 8px;
}

.mdp-sentinel-exhausted {
	display: none;
}

/* Fade-in animation for lazily loaded items */
@keyframes mdp-fadein {
	from { opacity: 0; transform: translateY(8px); }
	to   { opacity: 1; transform: translateY(0); }
}

.mdp-gallery-item--fadeIn {
	animation: mdp-fadein 0.3s ease both;
}

/* ------------------------------------------------------------------ */
/* Masonry mode                                                         */
/* ------------------------------------------------------------------ */
.mdp-masonry {
	margin: 24px 0;
	column-gap: 16px;
}

.mdp-masonry-columns-1 { column-count: 1; }
.mdp-masonry-columns-2 { column-count: 2; }
.mdp-masonry-columns-3 { column-count: 3; }
.mdp-masonry-columns-4 { column-count: 4; }
.mdp-masonry-columns-5 { column-count: 5; }
.mdp-masonry-columns-6 { column-count: 6; }

.mdp-masonry-item {
	break-inside: avoid;
	page-break-inside: avoid;
	margin: 0 0 16px;
	padding: 0;
	overflow: hidden;
	border-radius: 4px;
	background: #f9f9f9;
	display: block;
}

/* Natural proportions: no aspect-ratio constraint */
.mdp-masonry-item img {
	width: 100%;
	height: auto;
	display: block;
}

.mdp-masonry-item > a[data-mdp-lightbox] {
	display: block;
}

.mdp-masonry-item .mdp-file-link {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 80px;
}

@media (max-width: 768px) {
	.mdp-masonry-columns-4,
	.mdp-masonry-columns-5,
	.mdp-masonry-columns-6 { column-count: 3; }

	.mdp-infinite-grid.mdp-columns-4,
	.mdp-infinite-grid.mdp-columns-5,
	.mdp-infinite-grid.mdp-columns-6 {
		grid-template-columns: repeat(3, 1fr);
	}
}

@media (max-width: 480px) {
	.mdp-masonry { column-count: 1 !important; }

	.mdp-infinite-grid {
		grid-template-columns: repeat(2, 1fr) !important;
	}
}