/**
 * Page: Gallery (templates/template-gallery.php)
 */

.nk-filter {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 10px;
	margin-bottom: clamp(28px, 4vw, 44px);
}

.nk-filter__btn {
	min-height: 44px;
	padding: 0.5rem 1.4rem;
	background: #fff;
	color: var(--nk-ink-dark);
	font-size: 1rem;
	box-shadow: var(--nk-shadow-sm);
}

.nk-filter__btn:hover,
.nk-filter__btn:focus {
	background: var(--nk-pink-soft);
	color: var(--nk-pink-dark);
	box-shadow: var(--nk-shadow-sm);
	transform: none;
}

.nk-filter__btn.is-active {
	background: var(--nk-pink-dark);
	color: #fff;
}

.nk-gallery__grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	grid-auto-flow: dense;
	gap: 20px;
}

.nk-gallery__item {
	position: relative;
	margin: 0;
	overflow: hidden;
	border-radius: var(--nk-radius);
	background: var(--c-soft);
	box-shadow: var(--nk-shadow-sm);
}

.nk-gallery__item:nth-child(6n+1) {
	grid-row: span 2;
}

.nk-gallery__item.is-hidden {
	display: none;
}

.nk-gallery__link {
	display: block;
	height: 100%;
}

.nk-gallery__item img,
.nk-gallery__placeholder {
	width: 100%;
	height: 100%;
	min-height: 220px;
	object-fit: cover;
	transition: transform 0.5s ease;
}

.nk-gallery__item:hover img {
	transform: scale(1.06);
}

.nk-gallery__placeholder {
	display: grid;
	place-items: center;
	background:
		radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.6) 0 40px, transparent 41px),
		radial-gradient(circle at 85% 80%, rgba(255, 255, 255, 0.45) 0 60px, transparent 61px),
		linear-gradient(135deg, var(--c-soft), #fff);
	color: var(--c);
}

.nk-gallery__placeholder .nk-icon {
	width: 64px;
	height: 64px;
}

.nk-gallery__caption {
	position: absolute;
	left: 12px;
	right: 12px;
	bottom: 12px;
	padding: 12px 16px;
	border-radius: 14px;
	background: rgba(255, 255, 255, 0.95);
	color: var(--nk-ink-dark);
	font-weight: 800;
	line-height: 1.35;
	box-shadow: var(--nk-shadow-sm);
}

.nk-gallery__tag {
	display: block;
	color: var(--c-dark);
	font-size: 0.78rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.nk-gallery__zoom {
	position: absolute;
	top: 12px;
	right: 12px;
	display: grid;
	place-items: center;
	width: 42px;
	height: 42px;
	border-radius: 50%;
	background: #fff;
	color: var(--nk-ink-dark);
	opacity: 0;
	transform: scale(0.8);
	transition: opacity 0.2s ease, transform 0.2s ease;
}

.nk-gallery__item:hover .nk-gallery__zoom,
.nk-gallery__link:focus .nk-gallery__zoom {
	opacity: 1;
	transform: none;
}

/* Lightbox (created by main.js) */
.nk-lightbox {
	position: fixed;
	inset: 0;
	z-index: 1000;
	display: grid;
	place-items: center;
	padding: 24px;
	background: rgba(43, 54, 64, 0.92);
}

.nk-lightbox[hidden] {
	display: none;
}

.nk-lightbox__figure {
	margin: 0;
	text-align: center;
}

.nk-lightbox__figure img {
	max-width: min(1100px, 92vw);
	max-height: 80vh;
	margin: 0 auto;
	border-radius: var(--nk-radius);
	box-shadow: var(--nk-shadow-lg);
}

.nk-lightbox__figure figcaption {
	margin-top: 14px;
	color: #fff;
	font-weight: 700;
}

.nk-lightbox__btn {
	position: absolute;
	width: 52px;
	min-height: 52px;
	padding: 0;
	border-radius: 50%;
	background: #fff;
	color: var(--nk-ink-dark);
}

.nk-lightbox__btn--close { top: 20px; right: 20px; }
.nk-lightbox__btn--prev { left: 20px; top: 50%; transform: translateY(-50%); }
.nk-lightbox__btn--next { right: 20px; top: 50%; transform: translateY(-50%); }

.nk-lightbox__btn--prev:hover,
.nk-lightbox__btn--next:hover {
	transform: translateY(-50%);
}

@media (max-width: 960px) {
	.nk-gallery__grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

@media (max-width: 700px) {
	.nk-gallery__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 12px;
	}

	.nk-gallery__item:nth-child(6n+1) {
		grid-row: auto;
	}

	.nk-gallery__caption {
		left: 8px;
		right: 8px;
		bottom: 8px;
		padding: 8px 10px;
		font-size: 0.85rem;
	}
}