/* Image Gallery Grid — Frontend styles
   Responsive: masonry/grid on desktop/tablet → horizontal scroll slider on mobile. */

.image-gallery-grid-block {
	--_inset: max(
		var(--wp--preset--spacing--page-margin, 1.25rem),
		calc((var(--vw, 100vw) - var(--wp--style--global--content-size, 1352px)) / 2)
	);
	--_gap: var(--wp--preset--spacing--gutter, 1.25rem);

	margin-block-start: 0 !important;
	padding-block: var(--wp--preset--spacing--section, 3rem);
	padding-inline: var(--_inset);
}

/* ── Title ───────────────────────────────────────────────────────────────── */

.image-gallery-grid-block__title {
	color: var(--title-color, var(--wp--preset--color--navy-blue, #0C2853));
	line-height: 1.2;
	margin: 0 0 var(--wp--preset--spacing--page, 3rem) 0;
}

/* ── Masonry (CSS columns) ───────────────────────────────────────────────── */

.image-gallery-grid-block__grid--masonry {
	columns: 3;
	column-gap: var(--_gap);
}

.image-gallery-grid-block__grid--masonry .image-gallery-grid-block__item {
	break-inside: avoid;
	margin-block-end: var(--_gap);
}

.image-gallery-grid-block__grid--masonry .image-gallery-grid-block__image {
	width: 100%;
	height: auto;
	display: block;
}

/* ── Uniform grid ────────────────────────────────────────────────────────── */

.image-gallery-grid-block__grid--grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--_gap);
}

.image-gallery-grid-block__grid--grid .image-gallery-grid-block__image {
	/* !important overrides the HTML height attribute and WP 6.4+ inline aspect-ratio */
	aspect-ratio: 27 / 20 !important;
	height: auto !important;
	width: 100%;
	object-fit: cover;
	display: block;
}

/* ── JS masonry mode (activated by image-gallery-grid.js on "fill" order) ── */

.image-gallery-grid-block__grid--masonry.is-js-masonry {
	columns: unset;
	position: relative;
	/* height set via inline style by JS */
}

/* ── Item ────────────────────────────────────────────────────────────────── */

.image-gallery-grid-block__item {
	margin: 0;
	padding: 0;
	position: relative;
}

/* ── Trigger (button / anchor) ───────────────────────────────────────────── */

.image-gallery-grid-block__item-trigger {
	display: block;
	width: 100%;
	padding: 0;
	border: none;
	background: none;
	cursor: pointer;
	text-align: left;
	overflow: hidden;
}

.image-gallery-grid-block__item-trigger .image-gallery-grid-block__image {
	transition: transform 0.3s ease;
}

.image-gallery-grid-block__item-trigger:hover .image-gallery-grid-block__image,
.image-gallery-grid-block__item-trigger:focus-visible .image-gallery-grid-block__image {
	transform: scale(1.03);
}

.image-gallery-grid-block__item-trigger:focus-visible {
	outline: 3px solid var(--wp--preset--color--navy-blue, #0C2853);
	outline-offset: 2px;
}

/* ── Progress bar (visible on mobile only) ───────────────────────────────── */

.image-gallery-grid-block__progress {
	display: none;
	margin-block-start: var(--_gap);
	height: 2px;
	background: rgba(91, 106, 125, 0.15);
	border-radius: 1px;
	overflow: hidden;
}

.image-gallery-grid-block__progress-fill {
	height: 100%;
	width: 0%;
	background: var(--wp--preset--color--cool-grey-dark, #5B6A7D);
	border-radius: 1px;
	transition: width 0.1s linear;
}

/* ── Tablet (≤ 1024px): 2 columns ───────────────────────────────────────── */

@media (max-width: 1024px) {
	.image-gallery-grid-block__grid--masonry {
		columns: 2;
	}

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

/* ── Mobile (≤ 768px): horizontal scroll slider ─────────────────────────── */

@media (max-width: 768px) {
	.image-gallery-grid-block {
		padding-inline: 0;
	}

	.image-gallery-grid-block__title {
		padding-inline: var(--_inset);
	}

	.image-gallery-grid-block__grid--masonry,
	.image-gallery-grid-block__grid--grid {
		columns: unset;
		display: flex;
		overflow-x: auto;
		scroll-snap-type: x mandatory;
		scroll-padding-inline-start: var(--_inset);
		scrollbar-width: none;
		-ms-overflow-style: none;
		gap: var(--_gap);
	}

	.image-gallery-grid-block__grid--masonry::-webkit-scrollbar,
	.image-gallery-grid-block__grid--grid::-webkit-scrollbar {
		display: none;
	}

	.image-gallery-grid-block__grid--masonry .image-gallery-grid-block__item,
	.image-gallery-grid-block__grid--grid .image-gallery-grid-block__item {
		flex: 0 0 calc(var(--vw, 100vw) - 2 * var(--_inset) - 2rem);
		scroll-snap-align: start;
		margin-block-end: 0;
		break-inside: unset;
		aspect-ratio: 27 / 20;
		overflow: hidden;
	}

	.image-gallery-grid-block__grid--masonry .image-gallery-grid-block__item:first-child,
	.image-gallery-grid-block__grid--grid .image-gallery-grid-block__item:first-child {
		margin-inline-start: var(--_inset);
	}

	.image-gallery-grid-block__grid--masonry .image-gallery-grid-block__item:last-child,
	.image-gallery-grid-block__grid--grid .image-gallery-grid-block__item:last-child {
		margin-inline-end: var(--_inset);
	}

	.image-gallery-grid-block__grid--masonry .image-gallery-grid-block__item-trigger,
	.image-gallery-grid-block__grid--grid .image-gallery-grid-block__item-trigger {
		height: 100%;
	}

	.image-gallery-grid-block__grid--masonry .image-gallery-grid-block__image,
	.image-gallery-grid-block__grid--grid .image-gallery-grid-block__image {
		width: 100%;
		height: 100% !important;
		display: block;
		aspect-ratio: unset !important;
		object-fit: contain;
		object-position: center center;
	}

	.image-gallery-grid-block__progress {
		display: block;
		margin-inline: var(--_inset);
	}

	/* Square mobile aspect: item becomes 1:1, image crops to fill */
	.image-gallery-grid-block[data-gallery-mobile-aspect="square"] .image-gallery-grid-block__item {
		aspect-ratio: 1 / 1;
	}

	.image-gallery-grid-block[data-gallery-mobile-aspect="square"] .image-gallery-grid-block__image {
		object-fit: cover;
	}
}

/* ── Lightbox dialog ─────────────────────────────────────────────────────── */

.image-gallery-grid-block__lightbox {
	padding: 0;
	border: none;
	border-radius: 0;
	background: #000;
	max-width: min(90vw, 1200px);
	max-height: 90vh;
	width: auto;
}

.image-gallery-grid-block__lightbox::backdrop {
	background: rgba(0, 0, 0, 0.85);
}

.image-gallery-grid-block__lightbox-figure {
	margin: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	max-height: 90vh;
}

.image-gallery-grid-block__lightbox-img {
	display: block;
	max-width: 100%;
	max-height: 90vh;
	width: auto;
	height: auto;
	object-fit: contain;
}

.image-gallery-grid-block__lightbox-close,
.image-gallery-grid-block__lightbox-prev,
.image-gallery-grid-block__lightbox-next {
	position: absolute;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	background: rgba(0, 0, 0, 0.6);
	color: #fff;
	border: none;
	border-radius: 50%;
	cursor: pointer;
	transition: background-color 0.2s ease;
}

.image-gallery-grid-block__lightbox-close:hover,
.image-gallery-grid-block__lightbox-prev:hover,
.image-gallery-grid-block__lightbox-next:hover,
.image-gallery-grid-block__lightbox-close:focus-visible,
.image-gallery-grid-block__lightbox-prev:focus-visible,
.image-gallery-grid-block__lightbox-next:focus-visible {
	background: rgba(255, 255, 255, 0.2);
}

.image-gallery-grid-block__lightbox-close:focus-visible,
.image-gallery-grid-block__lightbox-prev:focus-visible,
.image-gallery-grid-block__lightbox-next:focus-visible {
	outline: 3px solid #fff;
	outline-offset: 2px;
}

.image-gallery-grid-block__lightbox-close {
	top: 0.75rem;
	right: 0.75rem;
	width: 2.5rem;
	height: 2.5rem;
	z-index: 10;
}

.image-gallery-grid-block__lightbox-close svg,
.image-gallery-grid-block__lightbox-prev svg,
.image-gallery-grid-block__lightbox-next svg {
	display: block;
	pointer-events: none;
}

.image-gallery-grid-block__lightbox-prev,
.image-gallery-grid-block__lightbox-next {
	top: 50%;
	transform: translateY(-50%);
	width: 3rem;
	height: 3rem;
}

.image-gallery-grid-block__lightbox-prev {
	left: 0.75rem;
}

.image-gallery-grid-block__lightbox-next {
	right: 0.75rem;
}

@media (max-width: 768px) {
	.image-gallery-grid-block__lightbox[open] {
		display: flex;
		flex-direction: column;
		max-width: 100vw;
		max-height: 92vh;
		width: 100vw;
	}

	.image-gallery-grid-block__lightbox-close {
		position: static;
		align-self: flex-end;
		flex-shrink: 0;
		margin: 0.5rem 0.5rem 0.5rem auto;
	}

	.image-gallery-grid-block__lightbox-figure {
		flex: 1;
		min-height: 0;
		max-height: none;
	}

	.image-gallery-grid-block__lightbox-img {
		max-height: 100%;
	}
}