/**
 * QubityKunstwerke Frontend Styles
 *
 * Design tokens are defined in tokens.css (loaded as a dependency).
 * This file consumes --qk-* variables for all visual styles.
 *
 * @package QubityKunstwerke
 */

/* === Base === */

.qk-category-archive,
.qk-single-artwork {
	max-width: var(--qk-max-width);
	margin: 0 auto;
	padding: var(--qk-space-2xl) var(--qk-space-lg);
	font-family: var(--qk-font-body);
	color: var(--qk-text);
}

/* Masonry-Variante: voller Browser-Breite. Breadcrumb + Header bleiben
   in der zentrierten Lesespalte; nur das Bild-Grid extends. */
.qk-category-archive--masonry {
	max-width: none;
	padding-left: 0;
	padding-right: 0;
}

.qk-category-archive--masonry > .qk-breadcrumb,
.qk-category-archive--masonry > .qk-category-header {
	max-width: var(--qk-max-width);
	margin-left: auto;
	margin-right: auto;
	padding-left: var(--qk-space-lg);
	padding-right: var(--qk-space-lg);
}

.qk-image-masonry {
	column-count: 4;
	column-gap: var(--qk-space-md);
	padding: var(--qk-space-md);
}

@media (max-width: 1400px) { .qk-image-masonry { column-count: 3; } }
@media (max-width: 900px)  { .qk-image-masonry { column-count: 2; } }
@media (max-width: 560px)  { .qk-image-masonry { column-count: 1; } }

.qk-image-masonry__tile {
	break-inside: avoid;
	margin: 0 0 var(--qk-space-md);
	position: relative;
	overflow: hidden;
	background: var(--qk-bg-subtle, #f6f7f7);
}

.qk-image-masonry__link {
	display: block;
	text-decoration: none;
	color: inherit;
}

.qk-image-masonry__img {
	display: block;
	width: 100%;
	height: auto;
	transition: opacity var(--qk-transition-short, 0.2s);
}

.qk-image-masonry__link:hover .qk-image-masonry__img {
	opacity: 0.92;
}

.qk-image-masonry__caption {
	padding: var(--qk-space-xs) var(--qk-space-sm);
	font-size: 0.85rem;
	color: var(--qk-text-secondary, var(--qk-text));
	line-height: 1.3;
}

.qk-image-masonry__tile {
	cursor: pointer;
}

.qk-image-masonry__tile:focus-visible {
	outline: 2px solid var(--qk-accent, #2271b1);
	outline-offset: 2px;
}

/* === Lightbox === */

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

.qk-lightbox-backdrop {
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.85);
	z-index: 9999;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: var(--qk-space-lg);
	overflow-y: auto;
}

.qk-lightbox {
	position: relative;
	background: var(--qk-bg, #fff);
	color: var(--qk-text);
	max-width: min(1400px, 95vw);
	max-height: 95vh;
	width: 100%;
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(220px, 320px);
	gap: var(--qk-space-md);
	padding: var(--qk-space-md);
	border-radius: 4px;
	overflow: hidden;
}

/* Ohne Meta-Block (kein Werk verknüpft, keine Beschreibung) schrumpft
   die Box auf die Bildbreite — kein reservierter weißer Rand rechts. */
.qk-lightbox:not(:has(.qk-lightbox__meta)) {
	grid-template-columns: auto;
	width: auto;
}

@media (max-width: 800px) {
	.qk-lightbox {
		grid-template-columns: 1fr;
		max-height: none;
	}
}

.qk-lightbox__close,
.qk-lightbox__close:hover,
.qk-lightbox__close:focus {
	position: absolute;
	top: 0;
	right: 0;
	z-index: 2;
	width: auto;
	height: auto;
	min-width: 0;
	min-height: 0;
	padding: 0.2em 0.4em;
	border: 0;
	border-radius: 0;
	background: transparent;
	box-shadow: none;
	color: var(--qk-text, #1d2327);
	font-family: inherit;
	font-size: 1.6rem;
	font-weight: 400;
	line-height: 1;
	cursor: pointer;
	transition: opacity var(--qk-transition-short, 0.2s);
	-webkit-appearance: none;
	appearance: none;
}

.qk-lightbox__close:hover {
	opacity: 0.7;
}

.qk-lightbox__close:focus-visible {
	outline: 2px solid var(--qk-accent, #2271b1);
	outline-offset: 2px;
}

.qk-lightbox__image {
	display: block;
	max-width: 100%;
	max-height: calc(95vh - var(--qk-space-md) * 2);
	object-fit: contain;
	margin: 0 auto;
}

.qk-lightbox__meta {
	display: flex;
	flex-direction: column;
	gap: var(--qk-space-sm);
	padding: var(--qk-space-md) var(--qk-space-sm);
	overflow-y: auto;
}

.qk-lightbox__heading {
	margin: 0;
	font-size: 0.75rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	color: var(--qk-text-tertiary, #646970);
}

.qk-lightbox__werke {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: var(--qk-space-md, 1em);
}

.qk-lightbox__werk {
	display: flex;
	flex-direction: column;
	gap: var(--qk-space-xs);
}

.qk-lightbox__werk-title {
	margin: 0;
	font-size: 1.25rem;
	font-weight: 600;
	line-height: 1.2;
}

.qk-lightbox__werk-link {
	display: inline;
	margin: 0;
	padding: 0;
	background: transparent;
	border: 0;
	border-radius: 0;
	color: var(--qk-text);
	font: inherit;
	text-decoration: none;
	transition: color var(--qk-transition-short, 0.2s);
}

.qk-lightbox__werk-link:hover,
.qk-lightbox__werk-link:focus {
	color: var(--qk-accent, #2271b1);
	text-decoration: underline;
	text-underline-offset: 0.15em;
	background: transparent;
}

.qk-lightbox__werk-edit {
	font-size: 0.85rem;
	font-weight: 400;
	color: var(--qk-text-tertiary, #646970);
	text-decoration: none;
	transition: color var(--qk-transition-short, 0.2s);
}

.qk-lightbox__werk-edit:hover,
.qk-lightbox__werk-edit:focus {
	color: var(--qk-accent, #2271b1);
	text-decoration: underline;
	text-underline-offset: 0.15em;
}

.qk-lightbox__werk-fields {
	display: grid;
	grid-template-columns: auto 1fr;
	column-gap: var(--qk-space-sm, 0.75em);
	row-gap: 0.2em;
	margin: 0;
	padding: 0;
	font-size: 0.9rem;
	line-height: 1.4;
}

.qk-lightbox__werk-field-label {
	margin: 0;
	color: var(--qk-text-tertiary, #646970);
	font-weight: 400;
}

.qk-lightbox__werk-field-value {
	margin: 0;
	color: var(--qk-text);
	/* pre-line: ehrt `\n` aus dem Service-Output (z.B. "36 Elemente\nà 6 × 12 cm"),
	   ohne andere Whitespace-Eigenheiten zu vererben. */
	white-space: pre-line;
}

.qk-lightbox__empty {
	margin: 0;
	color: var(--qk-text-tertiary, #646970);
	font-style: italic;
}

.qk-lightbox__description {
	margin: 0;
	padding-top: var(--qk-space-sm);
	border-top: 1px solid var(--qk-border-color, #dcdcde);
	font-size: 0.9rem;
	line-height: 1.5;
	color: var(--qk-text-secondary, var(--qk-text));
}

/* === Breadcrumb === */

.qk-breadcrumb {
	font-size: 0.75rem;
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	color: var(--qk-text-tertiary);
	margin-bottom: var(--qk-space-xl);
}

.qk-breadcrumb a {
	color: var(--qk-text-tertiary);
	text-decoration: none;
	transition: color var(--qk-transition-short);
}

.qk-breadcrumb a:hover {
	color: var(--qk-accent);
}

.qk-breadcrumb__sep {
	margin: 0 var(--qk-space-sm);
}

.qk-breadcrumb__current {
	color: var(--qk-text-secondary);
}

/* === Category Archive === */

.qk-category-header {
	margin-bottom: var(--qk-space-2xl);
}

.qk-category-title {
	font-size: 2rem;
	font-weight: 600;
	margin: 0 0 var(--qk-space-sm);
	line-height: 1.2;
}

.qk-category-description {
	font-size: 1rem;
	color: var(--qk-text-secondary);
	margin: 0 0 var(--qk-space-sm);
}

.qk-category-count {
	font-size: 0.875rem;
	color: var(--qk-text-tertiary);
	margin: 0;
}

/* === Artwork Grid === */

.qk-artwork-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--qk-space-xl);
}

/* === Artwork Card === */

.qk-artwork-card {
	background: var(--qk-surface);
	box-shadow: var(--qk-shadow);
	transition: transform var(--qk-transition-medium), box-shadow var(--qk-transition-medium);
}

.qk-artwork-card:hover {
	transform: scale(1.02);
	box-shadow: var(--qk-shadow-hover);
}

.qk-artwork-card__link {
	display: block;
	text-decoration: none;
	color: inherit;
}

.qk-artwork-card__image {
	overflow: hidden;
	background: var(--qk-bg-alt);
}

.qk-artwork-card__img {
	display: block;
	width: 100%;
	height: auto;
}

.qk-artwork-card__placeholder {
	aspect-ratio: 4 / 3;
	background: var(--qk-border-light);
}

.qk-artwork-card__meta {
	padding: var(--qk-space-md);
}

.qk-artwork-card__title {
	font-size: 1.1rem;
	font-weight: 600;
	margin: 0 0 var(--qk-space-xs);
	line-height: 1.3;
}

.qk-artwork-card__info {
	font-size: 0.8rem;
	font-weight: 400;
	color: var(--qk-text-secondary);
	margin: 0;
}

/* === Load More === */

.qk-load-more-wrap {
	text-align: center;
	margin-top: var(--qk-space-2xl);
}

.qk-load-more {
	display: inline-block;
	padding: var(--qk-space-md) var(--qk-space-xl);
	font-family: var(--qk-font-body);
	font-size: 0.875rem;
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--qk-primary);
	background: transparent;
	border: 1px solid var(--qk-border);
	border-radius: var(--qk-radius);
	cursor: pointer;
	transition: border-color var(--qk-transition-short), color var(--qk-transition-short);
}

.qk-load-more:hover {
	border-color: var(--qk-accent);
	color: var(--qk-accent);
}

.qk-load-more--loading {
	opacity: 0.6;
	pointer-events: none;
}

.qk-load-more--loading::after {
	content: '';
	display: inline-block;
	width: 14px;
	height: 14px;
	margin-left: var(--qk-space-sm);
	border: 2px solid var(--qk-border);
	border-top-color: var(--qk-accent);
	border-radius: 50%;
	animation: qk-spin 0.6s linear infinite;
	vertical-align: middle;
}

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

/* === Empty State === */

.qk-empty-state {
	text-align: center;
	padding: var(--qk-space-4xl) var(--qk-space-lg);
	color: var(--qk-text-tertiary);
	font-size: 1.1rem;
}

/* === Single Artwork Layout === */

.qk-artwork-layout {
	display: grid;
	grid-template-columns: 2fr 1fr;
	gap: var(--qk-space-2xl);
	align-items: start;
}

/* === Main Image === */

.qk-artwork-main-image {
	background: var(--qk-bg-alt);
}

.qk-artwork-main-img {
	display: block;
	width: 100%;
	height: auto;
}

/* === Artwork Views (Thumbnails) === */

.qk-artwork-views {
	display: flex;
	gap: var(--qk-space-sm);
	margin-top: var(--qk-space-md);
	overflow-x: auto;
}

.qk-artwork-view-btn {
	flex: 0 0 auto;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--qk-space-xs);
	padding: var(--qk-space-xs);
	background: none;
	border: 2px solid transparent;
	cursor: pointer;
	transition: border-color var(--qk-transition-short);
	min-width: 44px;
	min-height: 44px;
}

.qk-artwork-view-btn--active {
	border-color: var(--qk-accent);
}

.qk-artwork-view-btn:hover {
	border-color: var(--qk-accent-light);
}

.qk-artwork-view-thumb {
	width: 64px;
	height: 64px;
	object-fit: cover;
	display: block;
}

.qk-artwork-view-label {
	font-size: 0.7rem;
	font-weight: 500;
	color: var(--qk-text-tertiary);
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

/* === Artwork Details Sidebar === */

.qk-artwork-details {
	position: sticky;
	top: var(--qk-space-xl);
}

.qk-artwork-title {
	font-size: 1.5rem;
	font-weight: 600;
	margin: 0 0 var(--qk-space-lg);
	line-height: 1.3;
}

.qk-artwork-meta {
	display: grid;
	grid-template-columns: auto 1fr;
	gap: var(--qk-space-xs) var(--qk-space-md);
	margin: 0 0 var(--qk-space-lg);
}

.qk-artwork-meta__label {
	font-size: 0.75rem;
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--qk-text-tertiary);
	padding-top: 2px;
}

.qk-artwork-meta__value {
	font-size: 0.875rem;
	color: var(--qk-text);
	margin: 0;
	/* pre-line: ehrt `\n` aus dem Werkformat-String (z.B.
	   "36 Elemente\nà 6 × 12 cm"). */
	white-space: pre-line;
}

.qk-artwork-description {
	font-size: 0.9rem;
	line-height: 1.7;
	color: var(--qk-text-secondary);
	border-top: 1px solid var(--qk-border-light);
	padding-top: var(--qk-space-lg);
}

.qk-artwork-no-image {
	display: flex;
	align-items: center;
	justify-content: center;
	aspect-ratio: 4 / 3;
	background: var(--qk-bg-alt);
	color: var(--qk-text-tertiary);
}

/* === Prev/Next Navigation === */

.qk-artwork-nav {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: var(--qk-space-3xl);
	padding-top: var(--qk-space-xl);
	border-top: 1px solid var(--qk-border-light);
}

.qk-artwork-nav__prev,
.qk-artwork-nav__next {
	display: flex;
	align-items: center;
	gap: var(--qk-space-sm);
	text-decoration: none;
	color: var(--qk-text-secondary);
	font-size: 0.875rem;
	transition: color var(--qk-transition-short);
	max-width: 35%;
}

.qk-artwork-nav__prev:hover,
.qk-artwork-nav__next:hover {
	color: var(--qk-accent);
}

.qk-artwork-nav__arrow {
	font-size: 1.2rem;
	flex-shrink: 0;
}

.qk-artwork-nav__label {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.qk-artwork-nav__back {
	font-size: 0.75rem;
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	text-decoration: none;
	color: var(--qk-text-tertiary);
	transition: color var(--qk-transition-short);
}

.qk-artwork-nav__back:hover {
	color: var(--qk-accent);
}

.qk-artwork-nav__spacer {
	flex: 0 0 35%;
}

/* === View Transitions === */

@view-transition {
	navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root) {
	animation-duration: 250ms;
}

/* === Responsive === */

@media (max-width: 1024px) {
	.qk-artwork-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.qk-artwork-layout {
		grid-template-columns: 1fr;
	}

	.qk-artwork-details {
		position: static;
	}
}

@media (max-width: 768px) {
	.qk-category-archive,
	.qk-single-artwork {
		padding: var(--qk-space-lg) var(--qk-space-md);
	}

	.qk-artwork-grid {
		grid-template-columns: 1fr;
	}

	.qk-category-title {
		font-size: 1.5rem;
	}

	.qk-artwork-title {
		font-size: 1.3rem;
	}

	.qk-artwork-nav {
		flex-direction: column;
		gap: var(--qk-space-md);
	}

	.qk-artwork-nav__prev,
	.qk-artwork-nav__next {
		max-width: 100%;
	}

	.qk-artwork-nav__spacer {
		display: none;
	}

	.qk-artwork-view-thumb {
		width: 48px;
		height: 48px;
	}
}

/* =========================================
   Front Page
   ========================================= */

.qk-front-page {
	font-family: var(--qk-font-body);
	color: var(--qk-text);
}

/* === Hero === */

.qk-hero {
	width: 100%;
	height: 40vh;
	overflow: hidden;
	position: relative;
}

.qk-hero__img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

/* === Category Cards (Leitkategorie-Kacheln) === */

.qk-categories-section {
	width: 100%;
	container-type: inline-size;
	container-name: category-carousel;
}

.qk-category-carousel .splide__slide {
	width: 380px;
}

.qk-category-carousel .splide__arrows .splide__arrow {
	position: absolute;
	top: 50%;
	background: rgba(0, 0, 0, 0.15);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
	border: none;
	width: 3rem;
	height: 3rem;
	opacity: 1;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
}

.qk-category-carousel .splide__arrows .splide__arrow--prev {
	left: 2cqw;
	transform: translateY(-50%) scaleX(-1);
}

.qk-category-carousel .splide__arrows .splide__arrow--next {
	right: 2cqw;
	transform: translateY(-50%);
}

.qk-category-carousel .splide__arrows .splide__arrow svg {
	width: 2rem;
	height: 2rem;
	fill: #fff;
}

.qk-category-card {
	display: block;
	position: relative;
	text-decoration: none;
	color: inherit;
	overflow: hidden;
	box-shadow: var(--qk-shadow);
	transition: transform var(--qk-transition-medium), box-shadow var(--qk-transition-medium);
}

.qk-category-card:hover {
	transform: scale(1.02);
	box-shadow: var(--qk-shadow-hover);
}

.qk-category-card__image {
	aspect-ratio: 4 / 3;
	overflow: hidden;
	background: var(--qk-bg-alt);
}

.qk-category-card__img {
	width: 100%;
	height: 100%;
	display: block;
	object-fit: cover;
}

.qk-category-card__placeholder {
	aspect-ratio: 4 / 3;
	background: var(--qk-border-light);
}

.qk-category-card__title {
	position: absolute;
	bottom: 0;
	left: 0;
	margin: 0;
	padding: 0.2em 0.3em;
	font-family: var(--qk-font-heading);
	font-size: 2.2rem;
	font-weight: 600;
	line-height: 1.1;
	color: #fff;
	text-shadow: 0 2px 6px rgba(0, 0, 0, 0.55);
}

/* Nav Links (kunstwerke/nav-links Block) wurden in eigene
   assets/css/nav-links.css ausgelagert, weil sie global (auf jeder
   Seite mit dem Mega-Menü) geladen werden müssen, nicht nur auf den
   Werke-Templates. */

/* === Front Page Responsive === */

@media (max-width: 1024px) {
	.qk-category-carousel .splide__slide {
		width: 300px;
	}

}

@media (max-width: 768px) {
	.qk-category-carousel .splide__slide {
		width: 260px;
	}
}

/* === Download Page (single-download.php template) === */

.qk-download-page {
	max-width: 720px;
	margin: var(--qk-space-3xl) auto;
	padding: 0 var(--qk-space-lg);
	display: grid;
	grid-template-columns: minmax(200px, 360px) 1fr;
	gap: var(--qk-space-xl);
	align-items: start;
}

.qk-download-page__document {
	margin: 0;
}

.qk-download-page__document .qb-pdf-document__cover,
.qk-download-page__document .qb-pdf-document__auto-cover {
	box-shadow: var(--qk-shadow-hover);
}

.qk-download-page__title {
	font-family: var(--qk-font-heading);
	font-size: 2rem;
	font-weight: 600;
	color: var(--qk-text);
	margin: 0 0 var(--qk-space-sm);
}

.qk-download-page__caption {
	font-family: var(--qk-font-body);
	font-size: 1rem;
	color: var(--qk-text-secondary);
	margin: 0 0 var(--qk-space-lg);
	line-height: 1.6;
}

.qk-download-page__actions {
	display: flex;
	gap: var(--qk-space-sm);
	flex-wrap: wrap;
}

.qk-download-page__btn {
	display: inline-block;
	font-family: var(--qk-font-body);
	font-size: 0.875rem;
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	text-decoration: none;
	padding: var(--qk-space-sm) var(--qk-space-lg);
	border-radius: var(--qk-radius);
	transition: background-color var(--qk-transition-short), color var(--qk-transition-short);
}

.qk-download-page__btn--view {
	background: var(--qk-primary);
	color: var(--qk-surface);
}

.qk-download-page__btn--view:hover {
	background: var(--qk-accent);
	color: var(--qk-surface);
}

.qk-download-page__btn--download {
	background: transparent;
	color: var(--qk-primary);
	border: 1px solid var(--qk-border);
}

.qk-download-page__btn--download:hover {
	border-color: var(--qk-accent);
	color: var(--qk-accent);
}

@media (max-width: 768px) {
	.qk-download-page {
		grid-template-columns: 1fr;
		gap: var(--qk-space-lg);
		margin: var(--qk-space-2xl) auto;
	}

	.qk-download-page__document {
		max-width: 300px;
	}

	.qk-download-page__actions {
		flex-direction: column;
	}

	.qk-download-page__btn {
		text-align: center;
	}
}


/* === Werkzustands-Banner + Badge (historische Views) === */

.qk-artwork-state-banner {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	margin: 0.75rem 0;
	padding: 0.5rem 0.875rem;
	background: #fff8e1;
	border-left: 3px solid #c99500;
	color: #6a4a00;
	font-size: 0.9rem;
	font-style: italic;
	border-radius: 3px;
}

.qk-artwork-state-banner .dashicons {
	font-size: 1.1rem;
	width: 1.1rem;
	height: 1.1rem;
}

.qk-artwork-view-btn--historical {
	position: relative;
}

.qk-artwork-view-state-badge {
	position: absolute;
	top: 4px;
	right: 4px;
	width: 22px;
	height: 22px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.92);
	color: #c99500;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
	z-index: 2;
}

.qk-artwork-view-state-badge .dashicons {
	font-size: 14px;
	width: 14px;
	height: 14px;
}