/**
 * Phase 5.8.1 / 5.8.2 — premium subject discovery (department tiles + editorial bento).
 */

.nds-subject-discovery {
	padding: 3.5rem 0 3rem;
	background:
		radial-gradient(ellipse 70% 45% at 50% 0%, rgba(11, 95, 105, 0.1), transparent 55%),
		linear-gradient(180deg, #e8eef2 0%, #ffffff 48%, #f6f8f9 100%);
}

.nds-subject-discovery--editorial {
	padding-top: 3.75rem;
}

.nds-subject-discovery__head {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 1.5rem;
	margin-bottom: 2.35rem;
}

.nds-subject-discovery__intro {
	max-width: 40rem;
}

.nds-subject-discovery__head h2 {
	margin: 0 0 0.55rem;
	font-family: var(--nds-font-display);
	font-size: clamp(1.85rem, 3.4vw, 2.75rem);
	font-weight: 600;
	letter-spacing: -0.04em;
	line-height: 1.1;
	color: var(--nds-market-ink, #07131f);
}

.nds-subject-discovery__lede {
	margin: 0;
	max-width: 38ch;
	font-size: 1.08rem;
	line-height: 1.55;
	color: var(--nds-color-muted, #5a6570);
}

/* Editorial bento */
.nds-subject-discovery__bento {
	display: grid;
	grid-template-columns: repeat(6, minmax(0, 1fr));
	grid-auto-rows: minmax(11rem, auto);
	gap: 1.15rem;
}

.nds-subject-dept {
	display: flex;
	flex-direction: column;
	min-height: 100%;
	overflow: hidden;
	border-radius: 1.25rem;
	background: #fff;
	text-decoration: none;
	color: inherit;
	border: 1px solid rgba(7, 19, 31, 0.06);
	box-shadow:
		0 1px 2px rgba(7, 19, 31, 0.04),
		0 16px 36px rgba(7, 19, 31, 0.08);
	transition:
		transform 0.45s var(--nds-ease, cubic-bezier(0.22, 1, 0.36, 1)),
		box-shadow 0.45s var(--nds-ease, cubic-bezier(0.22, 1, 0.36, 1)),
		border-color 0.45s ease;
}

.nds-subject-dept--featured {
	grid-column: span 4;
	grid-row: span 2;
	position: relative;
	display: block;
	min-height: 22rem;
}

.nds-subject-dept--2,
.nds-subject-dept--3,
.nds-subject-dept--4,
.nds-subject-dept--5,
.nds-subject-dept--6,
.nds-subject-dept:not(.nds-subject-dept--featured):nth-child(n + 7) {
	grid-column: span 2;
}

.nds-subject-dept__media {
	display: block;
	position: relative;
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: #d5dee4;
	flex: 1 1 auto;
	min-height: 9rem;
}

.nds-subject-dept--featured .nds-subject-dept__media {
	position: absolute;
	inset: 0;
	aspect-ratio: auto;
	min-height: 0;
	height: 100%;
	flex: none;
}

.nds-subject-dept__media::after {
	content: "";
	position: absolute;
	inset: 0;
	background: linear-gradient(180deg, transparent 35%, rgba(7, 19, 31, 0.55) 100%);
	pointer-events: none;
	opacity: 0.75;
	transition: opacity 0.4s ease;
}

.nds-subject-dept--featured .nds-subject-dept__body {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 1;
	padding: 1.75rem 1.75rem 1.65rem;
	color: #fff;
	background: transparent;
}

.nds-subject-dept--featured {
	position: relative;
}

.nds-subject-dept--featured .nds-subject-dept__name {
	color: #fff;
	font-size: clamp(1.65rem, 2.6vw, 2.25rem);
}

.nds-subject-dept--featured .nds-subject-dept__desc {
	color: rgba(255, 255, 255, 0.88);
	-webkit-line-clamp: 2;
}

.nds-subject-dept--featured .nds-subject-dept__count {
	color: #9fd4d8;
}

.nds-subject-dept--featured .nds-subject-dept__cta {
	color: #fff;
}

.nds-subject-dept--featured .nds-subject-dept__meta {
	border-top-color: rgba(255, 255, 255, 0.2);
}

.nds-subject-dept__media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transform: scale(1.01);
	transition: transform 0.6s var(--nds-ease, cubic-bezier(0.22, 1, 0.36, 1));
}

.nds-subject-dept__body {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	padding: 1.2rem 1.25rem 1.3rem;
}

.nds-subject-dept__name {
	font-family: var(--nds-font-display);
	font-size: clamp(1.15rem, 1.5vw, 1.4rem);
	font-weight: 600;
	letter-spacing: -0.03em;
	line-height: 1.2;
	color: var(--nds-market-ink, #07131f);
}

.nds-subject-dept__desc {
	font-size: 0.92rem;
	line-height: 1.45;
	color: var(--nds-color-muted, #5a6570);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.nds-subject-dept__meta {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	margin-top: auto;
	padding-top: 0.85rem;
	border-top: 1px solid rgba(7, 19, 31, 0.07);
}

.nds-subject-dept__count {
	font-size: 0.8rem;
	font-weight: 700;
	letter-spacing: 0.02em;
	color: var(--nds-market-teal, #0b5f69);
}

.nds-subject-dept__cta {
	font-size: 0.88rem;
	font-weight: 750;
	letter-spacing: -0.01em;
	color: var(--nds-market-ink, #07131f);
}

.nds-subject-dept__cta::after {
	content: " →";
	opacity: 0.5;
	display: inline-block;
	transition: transform 0.3s ease, opacity 0.3s ease;
}

@media (prefers-reduced-motion: no-preference) {
	.nds-subject-dept:hover,
	.nds-subject-dept:focus-visible {
		transform: translateY(-7px);
		border-color: rgba(11, 95, 105, 0.28);
		box-shadow:
			0 26px 56px rgba(7, 19, 31, 0.16),
			0 8px 18px rgba(11, 95, 105, 0.1);
	}

	.nds-subject-dept:hover .nds-subject-dept__media img,
	.nds-subject-dept:focus-visible .nds-subject-dept__media img {
		transform: scale(1.08);
	}

	.nds-subject-dept:hover .nds-subject-dept__media::after,
	.nds-subject-dept:focus-visible .nds-subject-dept__media::after {
		opacity: 0.9;
	}

	.nds-subject-dept:hover .nds-subject-dept__cta::after,
	.nds-subject-dept:focus-visible .nds-subject-dept__cta::after {
		transform: translateX(4px);
		opacity: 1;
	}
}

.nds-subject-dept:focus-visible {
	outline: 2px solid var(--nds-market-teal, #0b5f69);
	outline-offset: 3px;
}

.nds-subjects-gallery,
.nds-subject-pill,
.nds-cat-rail--market,
.nds-subject-discovery__grid {
	display: none !important;
}

@media (max-width: 1100px) {
	.nds-subject-discovery__bento {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.nds-subject-dept--featured,
	.nds-subject-dept--2,
	.nds-subject-dept--3,
	.nds-subject-dept--4,
	.nds-subject-dept--5,
	.nds-subject-dept--6,
	.nds-subject-dept:not(.nds-subject-dept--featured):nth-child(n + 7) {
		grid-column: span 1;
		grid-row: auto;
	}

	.nds-subject-dept--featured {
		grid-column: span 2;
	}

	.nds-subject-dept--featured .nds-subject-dept__media {
		min-height: 14rem;
	}
}

@media (max-width: 760px) {
	.nds-subject-discovery {
		padding: 2.5rem 0 2rem;
	}

	.nds-subject-discovery__head {
		flex-direction: column;
		align-items: flex-start;
		margin-bottom: 1.5rem;
	}

	.nds-subject-discovery__bento {
		grid-template-columns: 1fr;
		gap: 1rem;
	}

	.nds-subject-dept--featured {
		grid-column: auto;
	}

	.nds-subject-dept--featured .nds-subject-dept__media {
		min-height: 12rem;
		aspect-ratio: 16 / 10;
	}

	.nds-subject-dept--featured .nds-subject-dept__body {
		position: relative;
		padding: 1.15rem 1.2rem 1.25rem;
		color: inherit;
		background: #fff;
	}

	.nds-subject-dept--featured .nds-subject-dept__name,
	.nds-subject-dept--featured .nds-subject-dept__cta {
		color: var(--nds-market-ink, #07131f);
	}

	.nds-subject-dept--featured .nds-subject-dept__desc {
		color: var(--nds-color-muted, #5a6570);
	}

	.nds-subject-dept--featured .nds-subject-dept__count {
		color: var(--nds-market-teal, #0b5f69);
	}

	.nds-subject-dept--featured .nds-subject-dept__meta {
		border-top-color: rgba(7, 19, 31, 0.07);
	}
}

@media (prefers-reduced-motion: reduce) {
	.nds-subject-dept,
	.nds-subject-dept__media img,
	.nds-subject-dept__cta::after {
		transition: none;
	}
}