/* art-walk index — ギャラリーカードグリッド */

.aw-index {
	--aw-gap: clamp(0.85rem, 2vw, 1.25rem);
	--aw-ink: #1a1714;
	--aw-muted: #4a433c;
	position: relative;
}

.aw-index-grid {
	display: grid;
	grid-template-columns: repeat(1, minmax(0, 1fr));
	gap: var(--aw-gap);
	margin-top: 1.75rem;
}

@media only screen and (min-width: 640px) {
	.aw-index-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media only screen and (min-width: 1024px) {
	.aw-index-grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

@media only screen and (min-width: 1280px) {
	.aw-index-grid {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

.aw-index-card {
	position: relative;
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	min-height: min(52vh, 22rem);
	overflow: hidden;
	border-radius: 3px;
	text-decoration: none;
	color: inherit;
	isolation: isolate;
	border: 1px solid rgba(168, 168, 168, 0.35);
	opacity: 0;
	transform: translateY(1.6rem) scale(0.98);
	filter: blur(4px);
	transition:
		opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1) var(--aw-stagger, 0s),
		transform 1s cubic-bezier(0.22, 1, 0.36, 1) var(--aw-stagger, 0s),
		filter 0.85s ease var(--aw-stagger, 0s),
		border-color 0.25s ease,
		box-shadow 0.25s ease;
	will-change: transform, opacity, filter;
}

.aw-index.is-visible .aw-index-card {
	opacity: 1;
	transform: translateY(0) scale(1);
	filter: blur(0);
}

.aw-index-card--link {
	cursor: pointer;
}

.aw-index-card--link:hover,
.aw-index-card--link:focus-visible {
	border-color: rgba(139, 46, 36, 0.35);
	box-shadow: 0 14px 40px -24px rgba(26, 20, 18, 0.45);
}

.aw-index-card--soon {
	cursor: default;
	opacity: 0.72;
}

.aw-index.is-visible .aw-index-card--soon {
	opacity: 0.82;
}

.aw-index-card__media {
	position: absolute;
	inset: 0;
	overflow: hidden;
	background: #ebe6df;
}

.aw-index-card__img {
	position: absolute;
	top: 50%;
	left: 50%;
	min-width: 108%;
	min-height: 108%;
	width: auto;
	height: auto;
	transform: translate(-50%, -50%) scale(1);
	transform-origin: center center;
	object-fit: cover;
	transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
	will-change: transform;
}

.aw-index-card--link:hover .aw-index-card__img,
.aw-index-card--link:focus-visible .aw-index-card__img {
	transform: translate(-50%, -50%) scale(1.02);
}

.aw-index-card__placeholder {
	position: absolute;
	inset: 0;
	background:
		linear-gradient(145deg, #e8e2d8 0%, #d4cdc3 48%, #c9c0b4 100%),
		repeating-linear-gradient(
			-12deg,
			rgba(255, 255, 255, 0.08) 0,
			rgba(255, 255, 255, 0.08) 1px,
			transparent 1px,
			transparent 8px
		);
}

.aw-index-card--western .aw-index-card__placeholder {
	background: linear-gradient(145deg, #e8ecf5 0%, #c5cee0 55%, #9aa8c4 100%);
}

.aw-index-card--soon .aw-index-card__img {
	filter: grayscale(0.35) saturate(0.85);
}

.aw-index-card__veil {
	position: absolute;
	inset: 0;
	z-index: 1;
	pointer-events: none;
	background: linear-gradient(
		180deg,
		rgba(12, 10, 9, 0.08) 0%,
		rgba(12, 10, 9, 0.42) 52%,
		rgba(8, 7, 6, 0.9) 100%
	);
}

.aw-index-card--utamaro .aw-index-card__veil {
	background: linear-gradient(
		180deg,
		rgba(139, 46, 36, 0.06) 0%,
		rgba(26, 20, 18, 0.5) 55%,
		rgba(18, 12, 10, 0.92) 100%
	);
}

.aw-index-card--egypt .aw-index-card__veil {
	background: linear-gradient(
		165deg,
		rgba(196, 71, 60, 0.1) 0%,
		rgba(26, 20, 18, 0.55) 50%,
		rgba(14, 10, 8, 0.94) 100%
	);
}

.aw-index-card--soon .aw-index-card__veil {
	background: linear-gradient(180deg, rgba(240, 236, 230, 0.15) 0%, rgba(60, 56, 52, 0.72) 100%);
}

.aw-index-card__content {
	position: relative;
	z-index: 2;
	padding: clamp(1rem, 2vw, 1.35rem);
	font-family: 'Shippori Mincho', 'Noto Serif JP', 'Yu Mincho', serif;
	transform: translateY(0.5rem);
	opacity: 0;
	transition:
		transform 0.75s cubic-bezier(0.22, 1, 0.36, 1) calc(var(--aw-stagger, 0s) + 0.2s),
		opacity 0.65s ease calc(var(--aw-stagger, 0s) + 0.2s);
}

.aw-index.is-visible .aw-index-card__content {
	transform: translateY(0);
	opacity: 1;
}

.aw-index-card__badge {
	display: inline-block;
	margin-bottom: 0.45rem;
	padding: 0.18rem 0.5rem;
	border-radius: 2px;
	background: rgba(92, 86, 80, 0.88);
	color: #faf6ef;
	font-size: 0.62rem;
	font-weight: 600;
	letter-spacing: 0.14em;
}

.aw-index-card__eyebrow {
	display: block;
	margin-bottom: 0.35rem;
	font-size: 0.62rem;
	font-weight: 600;
	letter-spacing: 0.22em;
	text-transform: uppercase;
	color: rgba(250, 246, 239, 0.72);
}

.aw-index-card--soon .aw-index-card__eyebrow {
	color: rgba(250, 246, 239, 0.85);
}

.aw-index-card__title {
	margin: 0;
	font-size: clamp(1rem, 1.6vw, 1.15rem);
	font-weight: 600;
	line-height: 1.45;
	letter-spacing: 0.04em;
	color: #faf6ef;
}

.aw-index-card--soon .aw-index-card__title {
	color: #f5f0e8;
}

.aw-index-card__title-en {
	margin: 0.2rem 0 0.45rem;
	font-size: 0.68rem;
	letter-spacing: 0.08em;
	color: rgba(250, 246, 239, 0.62);
}

.aw-index-card__copy {
	margin: 0 0 0.65rem;
	font-size: clamp(0.72rem, 1vw, 0.82rem);
	line-height: 1.7;
	text-wrap: pretty;
	color: rgba(250, 246, 239, 0.86);
}

.aw-index-card--soon .aw-index-card__copy {
	color: rgba(250, 246, 239, 0.78);
}

.aw-index-card__cta {
	display: inline-block;
	font-size: 0.68rem;
	font-weight: 600;
	letter-spacing: 0.14em;
	color: rgba(250, 246, 239, 0.88);
	opacity: 0.85;
	transition: opacity 0.25s ease, transform 0.25s ease;
}

.aw-index-card--link:hover .aw-index-card__cta,
.aw-index-card--link:focus-visible .aw-index-card__cta {
	opacity: 1;
	transform: translateX(3px);
}

.aw-index-card--link:focus-visible {
	outline: 2px solid rgba(139, 46, 36, 0.65);
	outline-offset: 3px;
}

.aw-index-footnote {
	margin: 2rem 0 0;
	padding-top: 1.5rem;
	border-top: 1px solid rgba(176, 137, 104, 0.38);
	text-align: center;
	font-family: 'Shippori Mincho', 'Noto Serif JP', 'Yu Mincho', serif;
	font-size: 0.88rem;
	line-height: 1.85;
	color: var(--aw-muted);
	opacity: 0;
	transform: translateY(0.5rem);
	transition: opacity 0.8s ease 0.5s, transform 0.8s ease 0.5s;
}

.aw-index.is-visible .aw-index-footnote {
	opacity: 1;
	transform: translateY(0);
}

.aw-index-footnote a {
	color: #8b2e24;
	font-weight: 600;
	text-decoration: underline;
	text-underline-offset: 0.15em;
}

@media (prefers-reduced-motion: reduce) {
	.aw-index-card,
	.aw-index-card__content,
	.aw-index-card__img,
	.aw-index-footnote {
		opacity: 1;
		transform: none;
		filter: none;
		transition: none;
	}
}