/* -------------------------------------------------------------------------
   7.7 Lightbox (artwork zoom)
   ------------------------------------------------------------------------- */

.tg-lightbox {
	display: none;
	position: fixed;
	inset: 0;
	z-index: 9999;
	align-items: center;
	justify-content: center;
	background: rgba(17, 17, 17, 0.95);
	cursor: zoom-out;
}

.tg-lightbox.is-open {
	display: flex;
}

.tg-lightbox img {
	max-width: 86vw;
	max-height: 86vh;
	object-fit: contain;
	opacity: 0;
	transition: opacity 0.2s ease;
}

/* Shown only once loaded (class set by gallery.js) */
.tg-lightbox img.is-loaded {
	opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
	.tg-lightbox img {
		transition: none;
	}
}

.tg-lightbox__close {
	position: absolute;
	top: var(--space-2);
	right: var(--space-2);
	width: 2.75rem;
	height: 2.75rem;
	font-size: 2rem;
	line-height: 1;
	color: var(--paper);
	background: transparent;
	border: 0;
	cursor: pointer;
}

/* Previous / next: thin chevrons on the sides, only for a series */
.tg-lightbox__nav {
	display: none;
	position: absolute;
	top: 50%;
	width: 3rem;
	height: 4rem;
	margin-top: -2rem;
	color: var(--paper);
	background: none;
	border: 0;
	cursor: pointer;
	opacity: 0.7;
	transition: opacity 0.2s;
}

.tg-lightbox.has-series .tg-lightbox__nav {
	display: block;
}

.tg-lightbox__nav:hover,
.tg-lightbox__nav:focus-visible {
	opacity: 1;
}

.tg-lightbox__nav::before {
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	width: 1rem;
	height: 1rem;
	border-top: 1px solid currentColor;
	border-left: 1px solid currentColor;
}

.tg-lightbox__nav--prev {
	left: var(--space-1);
}

.tg-lightbox__nav--prev::before {
	transform: translate(-25%, -50%) rotate(-45deg);
}

.tg-lightbox__nav--next {
	right: var(--space-1);
}

.tg-lightbox__nav--next::before {
	transform: translate(-75%, -50%) rotate(135deg);
}

/* "3 / 9" */
.tg-lightbox__count {
	position: absolute;
	bottom: var(--space-2);
	left: 0;
	right: 0;
	margin: 0;
	font-size: var(--size-s);
	letter-spacing: 0.08em;
	text-align: center;
	color: var(--paper);
	opacity: 0.7;
}

/* Small screens: swipe instead of arrows */
@media (max-width: 600px) {
	.tg-lightbox.has-series .tg-lightbox__nav {
		display: none;
	}
}

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