/* ============================================
   Quality Control Showcase — home page
   Uses the theme's existing tokens so it follows
   the light/dark switch without extra rules.
   ============================================ */

.qc-showcase {
	padding: var(--space-4xl) 0;
	background: var(--color-bg-alt);
	border-top: 1px solid var(--color-border);
	border-bottom: 1px solid var(--color-border);
}

.qc-showcase__header {
	margin-bottom: var(--space-xl);
}

/* ─── What we check ─── */

.qc-showcase__checks {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-sm) var(--space-md);
	margin: 0 auto var(--space-2xl);
	padding: 0;
	max-width: 980px;
	list-style: none;
}

.qc-showcase__check {
	display: inline-flex;
	align-items: center;
	gap: 0.45rem;
	padding: 0.4rem 0.85rem;
	border: 1px solid var(--color-border);
	border-radius: var(--radius-full);
	background: var(--color-bg-card);
	color: var(--color-text-light);
	font-family: var(--font-body);
	font-size: 0.8125rem;
	line-height: 1.3;
}

.qc-showcase__check-icon {
	flex: 0 0 auto;
	color: var(--color-gold);
}

/* ─── Grid ─── */

.qc-showcase__grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: var(--space-lg);
}

/* ─── Card ─── */

.qc-card {
	margin: 0;
	background: var(--color-bg-card);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	overflow: hidden;
	transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.qc-card:hover,
.qc-card:focus-within {
	border-color: var(--color-gold-dark);
	transform: translateY(-3px);
	box-shadow: var(--shadow-gold);
}

.qc-card__media {
	position: relative;
	aspect-ratio: 16 / 9;
	background: #000;
	overflow: hidden;
}

.qc-card__poster,
.qc-card__poster img,
.qc-card__preview,
.qc-card__full {
	position: absolute;
	inset: 0;
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.qc-card__preview {
	opacity: 0;
	transition: opacity var(--transition-base);
}

.qc-card__preview.is-live {
	opacity: 1;
}

/* Once the full clip is playing, the poster and teaser step aside. */
.qc-card.is-playing .qc-card__poster,
.qc-card.is-playing .qc-card__preview,
.qc-card.is-playing .qc-card__play,
.qc-card.is-playing .qc-card__badge {
	display: none;
}

/* ─── Play control ─── */

.qc-card__play {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: flex-end;
	justify-content: flex-start;
	gap: 0.5rem;
	padding: var(--space-md);
	width: 100%;
	border: 0;
	background: linear-gradient(to top, rgba(0, 0, 0, 0.68) 0%, rgba(0, 0, 0, 0.12) 45%, transparent 75%);
	color: var(--color-white);
	font-family: var(--font-body);
	cursor: pointer;
	transition: background var(--transition-base);
}

.qc-card__play:hover,
.qc-card__play:focus-visible {
	background: linear-gradient(to top, rgba(0, 0, 0, 0.78) 0%, rgba(0, 0, 0, 0.25) 50%, rgba(0, 0, 0, 0.1) 100%);
}

.qc-card__play:focus-visible {
	outline: 2px solid var(--color-gold);
	outline-offset: -3px;
}

.qc-card__play-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex: 0 0 auto;
	width: 38px;
	height: 38px;
	border-radius: var(--radius-full);
	background: var(--color-gold);
	color: #0a0a0a;
	transition: transform var(--transition-spring);
}

.qc-card__play:hover .qc-card__play-icon {
	transform: scale(1.08);
}

.qc-card__play-icon svg {
	margin-left: 2px; /* optically centre the triangle */
}

.qc-card__play-time {
	font-size: 0.8125rem;
	font-variant-numeric: tabular-nums;
	letter-spacing: 0.02em;
	text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}

.qc-card__badge {
	position: absolute;
	top: var(--space-sm);
	right: var(--space-sm);
	padding: 0.2rem 0.55rem;
	border-radius: var(--radius-sm);
	background: rgba(10, 10, 10, 0.72);
	color: var(--color-gold-light);
	font-family: var(--font-body);
	font-size: 0.6875rem;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	pointer-events: none;
}

/* ─── Caption ─── */

.qc-card__caption {
	display: flex;
	flex-direction: column;
	gap: 0.2rem;
	padding: var(--space-md);
}

.qc-card__brand {
	color: var(--color-gold);
	font-family: var(--font-body);
	font-size: 0.6875rem;
	font-weight: 600;
	letter-spacing: 0.1em;
	text-transform: uppercase;
}

.qc-card__model {
	color: var(--color-white);
	font-family: var(--font-display);
	font-size: 1.0625rem;
	line-height: 1.3;
}

.qc-card__focus {
	color: var(--color-text-muted);
	font-family: var(--font-body);
	font-size: 0.8125rem;
	line-height: 1.45;
}

/* ─── Footnote ─── */

.qc-showcase__note {
	margin: var(--space-xl) auto 0;
	max-width: 640px;
	color: var(--color-text-muted);
	font-family: var(--font-body);
	font-size: 0.875rem;
	text-align: center;
}

/* ─── Responsive ─── */

@media (max-width: 1100px) {
	.qc-showcase__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 560px) {
	.qc-showcase {
		padding: var(--space-3xl) 0;
	}

	.qc-showcase__grid {
		grid-template-columns: 1fr;
		gap: var(--space-md);
	}

	.qc-showcase__checks {
		gap: var(--space-xs) var(--space-sm);
		margin-bottom: var(--space-xl);
	}

	.qc-showcase__check {
		font-size: 0.75rem;
		padding: 0.35rem 0.7rem;
	}
}

/* Never autoplay a teaser for visitors who asked for less motion. */
@media (prefers-reduced-motion: reduce) {
	.qc-card,
	.qc-card__play-icon,
	.qc-card__preview {
		transition: none;
	}

	.qc-card:hover,
	.qc-card:focus-within {
		transform: none;
	}

	.qc-card__preview {
		display: none;
	}
}