/* Кейси: шапка, цифри, обсяг робіт, галерея, відгук, фільтр архіву.
   Mobile-first, значення — тільки з tokens.css. */

/* --- Шапка кейса --- */

.case-hero {
	padding-bottom: var(--space-8);
	background-image:
		radial-gradient(ellipse at 82% 0%, var(--color-primary-faint), transparent 45%),
		linear-gradient(var(--color-blueprint-line) 1px, transparent 1px),
		linear-gradient(90deg, var(--color-blueprint-line) 1px, transparent 1px);
	background-size:
		auto,
		var(--blueprint-size) var(--blueprint-size),
		var(--blueprint-size) var(--blueprint-size);
}

.case-hero__title {
	margin-top: var(--space-6);
	width: 100%;
	max-width: none;
	font-size: var(--text-section-title);
	text-wrap: balance;
}

.case-hero__summary {
	margin-top: var(--space-6);
	max-width: 46rem;
	color: rgba(255, 255, 255, 0.92);
	font-size: var(--text-lead);
}

.case-hero__facts {
	display: grid;
	gap: 1px;
	margin-top: var(--space-8);
	padding: 1px;
}

.case-fact {
	display: grid;
	gap: var(--space-2);
	padding: var(--space-4) var(--space-5);
	background: var(--color-surface);
	outline: 1px solid var(--color-line);
}

.case-fact__label {
	color: var(--color-text-soft);
	font-size: var(--text-label);
	font-weight: 700;
	letter-spacing: var(--tracking-caps);
	text-transform: uppercase;
}

.case-fact__value {
	color: var(--color-text);
}

.case-fact__value--link {
	display: inline-flex;
	align-items: center;
	gap: var(--space-2);
	color: var(--color-primary);
	overflow-wrap: anywhere;
}

/* --- Обкладинка --- */

.case-cover {
	margin-block: var(--space-6);
}

.case-cover__composition {
	position: relative;
	max-width: 68rem;
	margin-inline: auto;
}

.case-cover__figure {
	overflow: hidden;
	border: 1px solid var(--color-line);
	border-radius: var(--radius-md);
	background: var(--color-surface);
}

.case-cover__figure img {
	display: block;
	width: 100%;
	height: auto;
}

.case-cover__trigger {
	display: block;
	width: 100%;
	padding: 0;
	border-radius: inherit;
}

.case-cover__composition--paired {
	padding-bottom: var(--space-4);
	isolation: isolate;
}

.case-cover__composition--paired::before {
	position: absolute;
	inset: 4% 0 -2%;
	z-index: 0;
	border-radius: 50%;
	background: radial-gradient(ellipse at center, var(--color-media-glow) 0%, var(--color-media-glow) 42%, transparent 100%);
	content: "";
	filter: blur(1.75rem);
	pointer-events: none;
}

.case-cover__composition--paired .case-cover__figure--desktop {
	position: relative;
	z-index: 1;
	width: 80%;
}

.case-cover__figure--mobile {
	position: absolute;
	right: 0;
	bottom: 0;
	z-index: 2;
	width: 22%;
	box-shadow: var(--shadow-soft);
}

@media (min-width: 48rem) {
	.case-cover__composition--paired {
		padding-bottom: calc(var(--space-6) + var(--space-3));
	}

	.case-cover__composition--paired::before {
		inset: -2% -8% -8%;
	}

	.case-cover__composition--paired .case-cover__figure--desktop {
		width: 82%;
	}

	.case-cover__figure--mobile {
		bottom: 0;
		width: 21%;
	}
}

/* --- Цифри результату --- */

.case-metrics {
	padding-block: var(--space-10);
}

.metrics-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
	gap: 1px;
	padding: 1px;
}

.metric {
	display: grid;
	gap: var(--space-2);
	padding: var(--space-6) var(--space-5);
	background: var(--color-surface);
	outline: 1px solid var(--color-line);
}

.metric__value {
	color: var(--color-primary);
	font-family: var(--font-headline);
	font-size: clamp(2.25rem, 6vw, 3.25rem);
	font-weight: 700;
	line-height: 1;
	letter-spacing: var(--tracking-heading);
}

.metric__label {
	color: var(--color-text);
	line-height: 1.4;
}

.metric__source {
	color: var(--color-text-soft);
	font-size: var(--text-small);
}

/* Компактний варіант усередині картки кейса. */
.entry-card__metrics {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-5);
}

.metric--inline {
	display: grid;
	gap: 0;
	padding: 0;
	background: none;
	outline: 0;
}

.metric--inline .metric__value {
	font-size: 1.5rem;
}

.metric--inline .metric__label {
	color: var(--color-text-soft);
	font-size: var(--text-small);
}

/* --- Зміст кейса + обсяг робіт --- */

.case-content {
	padding-block: var(--space-12);
	background:
		linear-gradient(180deg, rgba(59, 130, 246, 0.035), transparent 28%),
		var(--color-background);
}

.case-content__layout,
.case-content__narrative,
.case-scope__inner {
	display: grid;
}

.case-content__layout {
	gap: var(--space-10);
}

.case-content__narrative {
	counter-reset: case-section;
	gap: var(--space-5);
}

.case-section {
	position: relative;
	padding: clamp(var(--space-6), 4vw, var(--space-10));
	border: 1px solid var(--color-line);
	border-left: 2px solid var(--color-primary);
	background:
		linear-gradient(135deg, var(--color-primary-faint), transparent 36%),
		var(--color-surface);
	overflow: hidden;
	counter-increment: case-section;
}

.case-section::before {
	position: absolute;
	top: var(--space-4);
	right: var(--space-5);
	color: rgba(59, 130, 246, 0.16);
	font-family: var(--font-headline);
	font-size: clamp(2.75rem, 7vw, 5.5rem);
	font-weight: 700;
	line-height: 1;
	content: counter(case-section, decimal-leading-zero);
	pointer-events: none;
}

.case-section__label {
	position: relative;
	z-index: 1;
	display: flex;
	align-items: center;
	gap: var(--space-4);
	margin-bottom: var(--space-5);
	font-size: clamp(1.2rem, 3vw, 1.65rem);
}

.case-section__label::after {
	width: min(8rem, 24vw);
	height: 1px;
	background: linear-gradient(90deg, var(--color-primary), transparent);
	content: "";
}

.case-section__text {
	position: relative;
	z-index: 1;
	max-width: 52rem;
	color: var(--color-text-muted);
	line-height: var(--leading-relaxed);
}

.case-content__narrative > .entry__content {
	padding: var(--space-6);
	border: 1px solid var(--color-line);
	background: var(--color-surface);
}

.case-scope {
	min-width: 0;
}

.case-scope__inner {
	gap: 1px;
	padding: 1px;
	background: var(--color-line);
}

.case-scope__block {
	padding: clamp(var(--space-5), 3vw, var(--space-8));
	background: linear-gradient(145deg, var(--color-surface), rgba(59, 130, 246, 0.035));
}

.section-subtitle {
	margin-bottom: var(--space-5);
	font-size: var(--text-card-title-lg);
}

.checklist {
	display: grid;
	gap: var(--space-3);
}

.checklist__item {
	display: grid;
	grid-template-columns: auto 1fr;
	gap: var(--space-3);
	align-items: start;
	color: var(--color-text-muted);
	font-size: 0.92rem;
	line-height: 1.55;
}

.checklist__item .icon {
	margin-top: 0.15rem;
	color: var(--color-primary);
}

.chip-list {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
}

.chip {
	padding: 0.4rem 0.75rem;
	border: 1px solid var(--color-line);
	border-radius: var(--radius-sm);
	background: var(--color-chip-bg);
	color: var(--color-text-muted);
	font-size: var(--text-small);
	letter-spacing: 0.06em;
}

/* --- Галерея --- */

.case-gallery {
	overflow: hidden;
}

.case-gallery__stage {
	position: relative;
}

.case-gallery__controls {
	display: flex;
	justify-content: flex-end;
	gap: var(--space-2);
	margin-bottom: var(--space-4);
}

.case-gallery__control,
.case-lightbox__close,
.case-lightbox__nav {
	display: inline-grid;
	place-items: center;
	width: 3rem;
	height: 3rem;
	border: 1px solid var(--color-line-strong);
	background: var(--color-surface);
	color: var(--color-white);
	font-size: 1.2rem;
	transition:
		border-color var(--transition-fast),
		background-color var(--transition-fast),
		color var(--transition-fast),
		opacity var(--transition-fast);
}

.case-gallery__control:hover,
.case-gallery__control:focus-visible,
.case-lightbox__close:hover,
.case-lightbox__close:focus-visible,
.case-lightbox__nav:hover,
.case-lightbox__nav:focus-visible {
	border-color: var(--color-primary);
	background: var(--color-primary-faint);
	color: var(--color-primary);
}

.case-gallery__control:disabled {
	opacity: 0.35;
	cursor: default;
}

.case-gallery__viewport {
	min-width: 0;
}

.case-gallery__stage.is-carousel .case-gallery__viewport {
	overflow-x: auto;
	overflow-y: hidden;
	overscroll-behavior-inline: contain;
	scroll-behavior: smooth;
	scroll-snap-type: x mandatory;
	scrollbar-width: none;
}

.case-gallery__stage.is-carousel .case-gallery__viewport::-webkit-scrollbar {
	display: none;
}

.gallery-grid {
	display: grid;
	gap: var(--space-4);
}

.case-gallery__stage.is-carousel .gallery-grid {
	grid-auto-flow: column;
	grid-auto-columns: min(82vw, 20rem);
}

.gallery-grid__item {
	position: relative;
	overflow: hidden;
	border: 1px solid var(--color-line);
	border-radius: var(--radius-md);
	background: var(--color-surface);
	aspect-ratio: 16 / 10;
	scroll-snap-align: start;
}

.case-gallery-trigger {
	position: relative;
	display: block;
	width: 100%;
	height: 100%;
	padding: 0;
	overflow: hidden;
	background: var(--color-surface);
	text-align: left;
}

.gallery-grid__item img,
.case-gallery-trigger img {
	width: 100%;
}

.gallery-grid__item img {
	height: 100%;
	object-fit: cover;
	object-position: top;
	transition: transform var(--transition-base), filter var(--transition-base);
}

.case-gallery-trigger__hint {
	position: absolute;
	right: var(--space-3);
	bottom: var(--space-3);
	width: 2.75rem;
	height: 2.75rem;
	border: 1px solid rgba(122, 171, 255, 0.48);
	background: rgba(4, 7, 13, 0.82);
	box-shadow: inset 0 0 1rem rgba(59, 130, 246, 0.12);
	backdrop-filter: blur(0.6rem);
	transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.case-gallery-trigger__hint::before,
.case-gallery-trigger__hint::after {
	position: absolute;
	width: 0.65rem;
	height: 0.65rem;
	border-color: var(--color-primary);
	content: "";
}

.case-gallery-trigger__hint::before {
	top: 0.65rem;
	left: 0.65rem;
	border-top: 1px solid;
	border-left: 1px solid;
}

.case-gallery-trigger__hint::after {
	right: 0.65rem;
	bottom: 0.65rem;
	border-right: 1px solid;
	border-bottom: 1px solid;
}

.case-gallery-trigger:hover .case-gallery-trigger__hint,
.case-gallery-trigger:focus-visible .case-gallery-trigger__hint {
	border-color: var(--color-primary);
	background: rgba(47, 111, 224, 0.24);
}

.gallery-grid__item .case-gallery-trigger:hover img,
.gallery-grid__item .case-gallery-trigger:focus-visible img {
	filter: brightness(0.82);
	transform: scale(1.025);
}

/* --- Спільний lightbox усіх екранів кейса --- */

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

.case-lightbox[hidden] {
	display: none !important;
}

.case-lightbox {
	position: fixed;
	inset: 0;
	z-index: 400;
	display: grid;
	place-items: center;
	padding: var(--space-3);
}

.case-lightbox__backdrop {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.9);
	backdrop-filter: blur(0.75rem);
}

.case-lightbox__panel {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-rows: auto minmax(0, 1fr);
	width: min(100%, 92rem);
	max-height: calc(100dvh - (var(--space-3) * 2));
	border: 1px solid var(--color-line-strong);
	background: var(--color-surface);
	box-shadow: var(--shadow-soft);
}

.case-lightbox__toolbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 3.75rem;
	padding-left: var(--space-4);
	border-bottom: 1px solid var(--color-line);
}

.case-lightbox__counter {
	color: var(--color-text-muted);
	font-family: var(--font-headline);
	font-size: var(--text-small);
	font-weight: 700;
	letter-spacing: var(--tracking-caps);
}

.case-lightbox__close {
	width: 3.75rem;
	height: 3.75rem;
	border-width: 0 0 0 1px;
	font-size: 1.75rem;
}

.case-lightbox__stage {
	position: relative;
	display: grid;
	min-height: 0;
	padding: var(--space-3);
}

.case-lightbox__figure {
	display: grid;
	grid-template-rows: minmax(0, 1fr) auto;
	min-width: 0;
	min-height: 0;
	margin: 0;
}

.case-lightbox__figure img {
	align-self: center;
	justify-self: center;
	width: auto;
	max-width: 100%;
	height: auto;
	max-height: calc(100dvh - 9rem);
	object-fit: contain;
}

.case-lightbox__figure figcaption {
	min-height: 2.4rem;
	padding: var(--space-3) 3.5rem 0;
	color: var(--color-text-muted);
	font-size: var(--text-small);
	text-align: center;
}

.case-lightbox__nav {
	position: absolute;
	top: 50%;
	z-index: 2;
	border-color: var(--color-primary-line);
	background: rgba(4, 7, 13, 0.86);
	transform: translateY(-50%);
}

.case-lightbox__nav--prev {
	left: var(--space-3);
}

.case-lightbox__nav--next {
	right: var(--space-3);
}

.case-lightbox__nav[hidden] {
	display: none;
}

/* --- Відгук --- */

.quote {
	padding: var(--space-6);
	border-left: 2px solid var(--color-primary);
	background: var(--color-surface);
}

.quote__text {
	margin: 0;
	color: var(--color-text);
	font-size: var(--text-lead);
	line-height: var(--leading-relaxed);
}

.quote__author {
	display: grid;
	gap: var(--space-1);
	margin-top: var(--space-5);
	font-family: var(--font-headline);
	font-size: var(--text-small);
	font-weight: 700;
	letter-spacing: var(--tracking-caps-sm);
	text-transform: uppercase;
}

.quote__role {
	color: var(--color-text-soft);
	font-family: var(--font-body);
	font-weight: 400;
	letter-spacing: 0.04em;
	text-transform: none;
}

/* --- Фільтр архіву --- */

.case-filter {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
	margin-bottom: var(--space-8);
}

.case-filter__item {
	padding: 0.55rem 0.9rem;
	border: 1px solid var(--color-line);
	border-radius: var(--radius-sm);
	background: var(--color-chip-bg);
	color: var(--color-text-muted);
	font-family: var(--font-headline);
	font-size: var(--text-small);
	font-weight: 500;
	letter-spacing: var(--tracking-caps-sm);
	text-transform: uppercase;
	transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.case-filter__item:hover,
.case-filter__item:focus-visible {
	border-color: var(--color-primary-line);
	color: var(--color-white);
}

.case-filter__item.is-current {
	border-color: var(--color-primary);
	background: var(--color-primary-faint);
	color: var(--color-white);
}

.archive-intro__text {
	max-width: 46rem;
	color: var(--color-text-muted);
}

/* --- Брейкпоінти --- */

@media (min-width: 48rem) {
	/* Фактів у шапці небагато (клієнт, сайт) — auto-fit не лишає
	   порожньої клітинки у смузі. */
	.case-hero__facts {
		grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
	}

	.gallery-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.case-gallery__stage.is-carousel .gallery-grid {
		grid-template-columns: none;
		grid-auto-columns: calc((100% - var(--space-4)) / 2);
	}

	.cases-grid--pair {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 64rem) {
	.case-content__layout {
		grid-template-columns: minmax(0, 1.62fr) minmax(18rem, 0.72fr);
		gap: clamp(var(--space-10), 5vw, var(--space-20));
		align-items: start;
	}

	.case-content__layout--scope-only {
		grid-template-columns: minmax(18rem, 28rem);
		justify-content: end;
	}

	.case-scope {
		position: sticky;
		top: calc(var(--header-height) + var(--space-6));
	}

	.gallery-grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.case-gallery__stage.is-carousel .gallery-grid {
		grid-template-columns: none;
		grid-auto-columns: calc((100% - (var(--space-4) * 2)) / 3);
	}

	.cases-grid--pair {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

/* Відгук лишається читабельної довжини й вирівнюється з основним контентом. */
.case-testimonial .quote {
	max-width: 52rem;
}