/* LABA Corsi Accademici — frontend */

.laba-corsi-grid {
	--laba-cg-columns: var(--laba-cg-columns-desktop, 3);
	--laba-cg-columns-desktop: 3;
	--laba-cg-columns-tablet: 2;
	--laba-cg-columns-mobile: 1;
	--laba-cg-bp-tablet: 991px;
	--laba-cg-bp-mobile: 575px;
	--laba-cg-gap: 24px;
	--laba-cg-radius: 10px;
	--laba-cg-hover-scale: 1.03;
	--laba-cg-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
	--laba-cg-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
	--laba-cg-text: #1a1a1a;
	--laba-cg-filter-bg: #f0f0f0;
	--laba-cg-filter-active-bg: #033157;
	--laba-cg-filter-active-color: #ffffff;
	--laba-cg-filter-color: #1a1a1a;
	--laba-cg-transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
	--laba-cg-filter-duration: 400ms;
	--laba-cg-stagger: 0ms;
	width: 100%;
	box-sizing: border-box;
}

.laba-corsi-grid *,
.laba-corsi-grid *::before,
.laba-corsi-grid *::after {
	box-sizing: border-box;
}

.laba-cg-heading {
	margin: 0 0 1.25rem;
	text-align: center;
	font-size: clamp(1.25rem, 2vw, 1.5rem);
	font-weight: 600;
	color: var(--laba-cg-text);
}

.laba-cg-nav {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin: 0 0 2rem;
	padding: 0;
}

.laba-cg-nav--center { justify-content: center; }
.laba-cg-nav--left { justify-content: flex-start; }
.laba-cg-nav--right { justify-content: flex-end; }

.laba-cg-filter {
	appearance: none;
	border: none;
	background: var(--laba-cg-filter-bg);
	color: var(--laba-cg-filter-color);
	border-radius: 999px;
	padding: 10px 22px;
	font: inherit;
	font-size: 0.95rem;
	line-height: 1.2;
	cursor: pointer;
	transition: background var(--laba-cg-transition), box-shadow var(--laba-cg-transition), transform var(--laba-cg-transition);
}

.laba-cg-filter strong { font-weight: 600; }
.laba-cg-filter:hover { filter: brightness(0.97); }
.laba-cg-filter.is-active {
	background: var(--laba-cg-filter-active-bg);
	color: var(--laba-cg-filter-active-color);
	box-shadow: none;
}
.laba-cg-filter:focus-visible {
	outline: 2px solid #1a1a1a;
	outline-offset: 2px;
}

.laba-cg-grid {
	--laba-cg-cell-width: calc(
		(100% - (var(--laba-cg-columns) - 1) * var(--laba-cg-gap)) / var(--laba-cg-columns)
	);
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-start;
	align-items: stretch;
	gap: var(--laba-cg-gap);
	width: 100%;
}

@media (max-width: 991px) {
	.laba-corsi-grid {
		--laba-cg-columns: var(--laba-cg-columns-tablet);
	}
}

@media (max-width: 575px) {
	.laba-corsi-grid {
		--laba-cg-columns: var(--laba-cg-columns-mobile);
	}
}

/* Switch filtri: crossfade sulla griglia + riordino DOM (niente animazioni per card) */
.laba-cg-cell {
	flex: 0 0 var(--laba-cg-cell-width);
	max-width: var(--laba-cg-cell-width);
	min-width: 0;
}

.laba-cg-cell.is-hidden {
	display: none !important;
}

.laba-cg-grid {
	transition: opacity var(--laba-cg-filter-duration) ease;
}

.laba-cg-grid.is-swapping {
	opacity: 0;
	pointer-events: none;
}

.laba-cg-grid.is-revealing {
	opacity: 1;
}

.laba-corsi-grid.is-filtering .laba-cg-cell {
	pointer-events: none;
}

.laba-cg-card-link {
	display: block;
	text-decoration: none;
	color: inherit;
}

.laba-cg-card {
	background: #fff;
	border-radius: var(--laba-cg-radius);
	overflow: hidden;
	box-shadow: var(--laba-cg-shadow);
	transition: transform var(--laba-cg-transition), box-shadow var(--laba-cg-transition);
	transform: translateZ(0);
}

.laba-cg-card-link:hover .laba-cg-card,
.laba-cg-card-link:focus-visible .laba-cg-card {
	transform: scale(var(--laba-cg-hover-scale));
	box-shadow: var(--laba-cg-shadow-hover);
}

.laba-cg-card__media {
	position: relative;
	overflow: hidden;
	aspect-ratio: 3 / 2;
	background: #e8e8e8;
}

.laba-cg-card__img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--laba-cg-transition);
}

.laba-cg-card-link:hover .laba-cg-card__img,
.laba-cg-card-link:focus-visible .laba-cg-card__img {
	transform: scale(1.05);
}

.laba-cg-card__body {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 16px 18px;
	background: #fff;
}

.laba-cg-card__title {
	margin: 0;
	font-size: 1rem;
	line-height: 1.3;
	color: var(--laba-cg-text);
	font-weight: 600;
}

.laba-cg-card__arrow {
	flex: 0 0 auto;
	display: inline-flex;
	color: var(--laba-cg-text);
	opacity: 0.85;
}

.laba-cg-card-link:hover .laba-cg-card__arrow,
.laba-cg-card-link:focus-visible .laba-cg-card__arrow {
	opacity: 1;
}

.laba-cg-card--locked .laba-cg-card__img {
	filter: grayscale(1);
}

.laba-cg-card--locked .laba-cg-card__media::after {
	content: '';
	position: absolute;
	inset: 0;
	background: rgba(255, 255, 255, 0.12);
	pointer-events: none;
}

.laba-cg-card__badge {
	position: absolute;
	top: 14px;
	left: 14px;
	z-index: 2;
	display: inline-flex;
	align-items: center;
	padding: 6px 12px;
	border-radius: 999px;
	background: rgba(0, 0, 0, 0.72);
	color: #fff;
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	line-height: 1.2;
}

.laba-cg-cell--locked .laba-cg-card-link { cursor: pointer; }
.laba-cg-card-link--no-popup { cursor: not-allowed; }
.laba-cg-card-link--no-popup .laba-cg-card { opacity: 0.92; }

.laba-corsi-grid-empty {
	padding: 1rem;
	background: #fff3cd;
	border: 1px solid #ffecb5;
	border-radius: 6px;
	color: #664d03;
}

@media (prefers-reduced-motion: reduce) {
	.laba-cg-grid {
		transition-duration: 0.01ms !important;
	}
}