/* ==========================================================
   Layout: Afbeeldingen grid + lightbox
   ========================================================== */

.layout-image-grid { margin-bottom: 3rem; }
.layout-image-grid__title { margin-bottom: 1rem; }
.layout-image-grid__intro { margin-bottom: 1.75rem; }

.image-grid {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: 1.25rem;
	grid-template-columns: repeat(3, minmax(0, 1fr));
}
.image-grid--cols-1 { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
.image-grid--cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.image-grid--cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }

.image-grid__item { margin: 0; padding: 0; min-width: 0; }
.image-grid__item:before { display: none; }

.image-grid__link { display: block; text-decoration: none; }
.image-grid__link:focus-visible { outline: 3px solid var(--purple, #AE77AF); outline-offset: 4px; border-radius: 12px; }

.image-grid__thumb {
	position: relative;
	display: block;
	overflow: hidden;
	border-radius: 12px;
	background: #EEEBF5;
	aspect-ratio: 4 / 3;
}
.image-grid--ratio-3-2  .image-grid__thumb { aspect-ratio: 3 / 2; }
.image-grid--ratio-16-9 .image-grid__thumb { aspect-ratio: 16 / 9; }
.image-grid--ratio-1-1  .image-grid__thumb { aspect-ratio: 1 / 1; }
.image-grid--ratio-3-4  .image-grid__thumb { aspect-ratio: 3 / 4; }

.image-grid__image {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 450ms ease;
}

/* Origineel: niet bijsnijden, kolommen als "masonry" */
.image-grid--ratio-auto { display: block; column-count: 3; column-gap: 1.25rem; }
.image-grid--ratio-auto.image-grid--cols-1 { column-count: 1; }
.image-grid--ratio-auto.image-grid--cols-2 { column-count: 2; }
.image-grid--ratio-auto.image-grid--cols-4 { column-count: 4; column-gap: 1rem; }
.image-grid--ratio-auto .image-grid__item { break-inside: avoid; margin-bottom: 1.25rem; }
.image-grid--ratio-auto .image-grid__thumb { aspect-ratio: auto; }
.image-grid--ratio-auto .image-grid__image { height: auto; }

.image-grid__thumb:after {
	content: '';
	position: absolute;
	inset: 0;
	background: rgba(76, 61, 137, .35);
	opacity: 0;
	transition: opacity 300ms ease;
}

.image-grid__zoom {
	position: absolute;
	z-index: 1;
	top: 50%;
	left: 50%;
	width: 52px;
	height: 52px;
	margin: -26px 0 0 -26px;
	border-radius: 50%;
	background: var(--yellow, #F7D76D);
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 0;
	transform: scale(.8);
	transition: opacity 300ms ease, transform 300ms ease;
}
.image-grid__zoom svg { width: 24px; height: 24px; fill: none; stroke: var(--purple-dark, #4C3D89); stroke-width: 2.2; stroke-linecap: round; }

.image-grid__link:hover .image-grid__image,
.image-grid__link:focus-visible .image-grid__image { transform: scale(1.04); }
.image-grid__link:hover .image-grid__thumb:after,
.image-grid__link:focus-visible .image-grid__thumb:after,
.image-grid__link:hover .image-grid__zoom,
.image-grid__link:focus-visible .image-grid__zoom { opacity: 1; transform: none; }

.image-grid__caption { margin: .5rem 0 0; font-size: .875rem; line-height: 1.45; }

@media (max-width: 1024px) {
	.image-grid--cols-3,
	.image-grid--cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.image-grid--ratio-auto.image-grid--cols-3,
	.image-grid--ratio-auto.image-grid--cols-4 { column-count: 2; }
}
@media (max-width: 600px) {
	.image-grid { gap: .75rem; }
	.image-grid--cols-1 { gap: 1.5rem; }
	.image-grid--cols-2,
	.image-grid--cols-3,
	.image-grid--cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.image-grid__caption { font-size: .8rem; }
}

/* ---------- Lightbox ---------- */

.image-lightbox {
	position: fixed;
	inset: 0;
	z-index: 100000;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 4.5rem 5.5rem 1.5rem;
	background: rgba(20, 16, 40, .94);
	opacity: 0;
	visibility: hidden;
	transition: opacity 250ms ease, visibility 0s linear 250ms;
	touch-action: pan-y;
}
.image-lightbox.is-open { opacity: 1; visibility: visible; transition: opacity 250ms ease; }

.image-lightbox__figure {
	margin: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	max-width: 100%;
	max-height: 100%;
}

.image-lightbox__img {
	display: block;
	max-width: 100%;
	max-height: calc(100vh - 10rem);
	width: auto;
	height: auto;
	border-radius: 8px;
	box-shadow: 0 10px 40px rgba(0, 0, 0, .35);
	transition: opacity 200ms ease;
	user-select: none;
	-webkit-user-drag: none;
}
.image-lightbox.is-loading .image-lightbox__img { opacity: .25; }

.image-lightbox__meta {
	display: flex;
	gap: 1rem;
	align-items: baseline;
	justify-content: center;
	margin-top: .9rem;
	max-width: 900px;
	color: #fff;
	font-family: var(--font, sans-serif);
	font-size: .95rem;
	line-height: 1.45;
	text-align: center;
}
.image-lightbox__counter { flex: 0 0 auto; opacity: .65; font-variant-numeric: tabular-nums; }
.image-lightbox__text { display: flex; flex-direction: column; gap: .3rem; text-align: left; }
.image-lightbox__caption { font-weight: 600; }
.image-lightbox__description { font-size: .875rem; opacity: .85; max-height: 6.5em; overflow-y: auto; white-space: pre-line; }
.image-lightbox__counter:empty,
.image-lightbox__caption:empty,
.image-lightbox__description:empty,
.image-lightbox__text:has(.image-lightbox__caption:empty + .image-lightbox__description:empty) { display: none; }

.image-lightbox__btn {
	position: absolute;
	width: 52px;
	height: 52px;
	padding: 0;
	border: 0;
	border-radius: 50%;
	background: var(--yellow, #F7D76D);
	color: var(--purple-dark, #4C3D89);
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: transform 200ms ease, background-color 200ms ease;
}
.image-lightbox__btn:hover,
.image-lightbox__btn:focus-visible { transform: scale(1.08); outline: none; box-shadow: 0 0 0 3px rgba(255, 255, 255, .5); }
.image-lightbox__btn svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.image-lightbox__btn[hidden] { display: none; }

.image-lightbox__close { top: 1rem; right: 1rem; width: 44px; height: 44px; background: rgba(255, 255, 255, .14); color: #fff; }
.image-lightbox__close:hover, .image-lightbox__close:focus-visible { background: var(--purple, #AE77AF); }
.image-lightbox__prev { left: 1.5rem; top: 50%; margin-top: -26px; }
.image-lightbox__next { right: 1.5rem; top: 50%; margin-top: -26px; }

body.image-lightbox-open { overflow: hidden; }

@media (max-width: 768px) {
	.image-lightbox { padding: 4rem .75rem 5.5rem; }
	.image-lightbox__img { max-height: calc(100vh - 12rem); }
	.image-lightbox__prev, .image-lightbox__next { top: auto; bottom: 1.25rem; margin-top: 0; width: 46px; height: 46px; }
	.image-lightbox__prev { left: calc(50% - 60px); }
	.image-lightbox__next { right: calc(50% - 60px); }
}

@media (prefers-reduced-motion: reduce) {
	.image-grid__image, .image-grid__zoom, .image-lightbox, .image-lightbox__img, .image-lightbox__btn { transition: none; }
}

/* Theme geeft ul's een marge links; in het grid niet gewenst */
.layout-image-grid ul.image-grid { margin: 0; padding: 0; }