/**
 * Sezione "Media correlati" — carosello orizzontale di card.
 * Valori ripresi dal prototipo (sezione em-h-related).
 */

.pmr {
	--pmr-ink: #0C2536;
	--pmr-ink-soft: #3F5261;
	--pmr-eyebrow: #1A9DD9;
	--pmr-accent: #35A7E0;
	--pmr-card-bg: #FFFFFF;
	--pmr-card-border: rgba(8, 29, 43, 0.10);
	--pmr-card-radius: 12px;
	--pmr-card-pad: 24px;
	--pmr-circ-bg: rgba(53, 167, 224, 0.12);
	--pmr-all-bg: #1E6394;
	--pmr-all-border: rgba(53, 167, 224, 0.55);
	--pmr-gap: 20px;
	--pmr-per: 3.3;
	--pmr-fade: 64px;

	color: var(--pmr-ink);
	box-sizing: border-box;
}

.pmr *,
.pmr *::before,
.pmr *::after {
	box-sizing: inherit;
}

/* --- Testata ------------------------------------------------------------ */

.pmr__head {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	gap: 32px;
	flex-wrap: wrap;
	margin-bottom: 32px;
}

.pmr__eyebrow {
	margin: 0 0 8px;
	font-size: 12px;
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--pmr-eyebrow);
}

.pmr__title {
	margin: 0;
	font-size: clamp(28px, 3.2vw, 40px);
	font-weight: 600;
	letter-spacing: -0.01em;
	line-height: 1.15;
	color: var(--pmr-ink);
}

.pmr__arrows {
	display: flex;
	gap: 8px;
	flex: none;
}

.pmr__arrow {
	width: 44px;
	height: 44px;
	flex: none;
	border: 0;
	border-radius: 50%;
	background: var(--pmr-card-bg);
	color: var(--pmr-accent);
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: opacity 150ms ease;
}

.pmr__arrow[aria-disabled="true"] {
	opacity: 0.4;
	cursor: default;
	pointer-events: none;
}

.pmr__arrow:focus-visible {
	outline: 2px solid var(--pmr-accent);
	outline-offset: 2px;
}

/* --- Rail --------------------------------------------------------------- */

.pmr__rail {
	list-style: none;
	margin: 0;
	padding: 0 0 8px;
	display: flex;
	gap: var(--pmr-gap);
	overflow-x: auto;
	scroll-snap-type: x mandatory;
	scroll-padding-inline: var(--pmr-fade);
	scrollbar-width: none;
	align-items: stretch;
}

.pmr__rail::-webkit-scrollbar {
	display: none;
}

.pmr__rail:focus-visible {
	outline: 2px solid var(--pmr-accent);
	outline-offset: 4px;
	border-radius: 4px;
}

/* Sfumatura ai bordi, solo dal lato dove c'e' ancora da scorrere. */
.pmr__rail.is-middle {
	-webkit-mask-image: linear-gradient(to right, transparent 0, #000 var(--pmr-fade), #000 calc(100% - var(--pmr-fade)), transparent 100%);
	mask-image: linear-gradient(to right, transparent 0, #000 var(--pmr-fade), #000 calc(100% - var(--pmr-fade)), transparent 100%);
}

.pmr__rail.is-start {
	-webkit-mask-image: linear-gradient(to right, #000 0, #000 calc(100% - var(--pmr-fade)), transparent 100%);
	mask-image: linear-gradient(to right, #000 0, #000 calc(100% - var(--pmr-fade)), transparent 100%);
}

.pmr__rail.is-end {
	-webkit-mask-image: linear-gradient(to right, transparent 0, #000 var(--pmr-fade), #000 100%);
	mask-image: linear-gradient(to right, transparent 0, #000 var(--pmr-fade), #000 100%);
}

/*
 * Larghezza della cella: il -0.3 riproduce la formula del prototipo, dove la
 * parte decimale e' la "sbirciata" sulla card successiva e non porta gap.
 */
.pmr__cell {
	flex: none;
	scroll-snap-align: start;
	width: calc((100% - (var(--pmr-per) - 0.3) * var(--pmr-gap)) / var(--pmr-per));
}

/* --- Card --------------------------------------------------------------- */

.pmr-card {
	display: flex;
	align-items: center;
	gap: 16px;
	height: 100%;
	padding: var(--pmr-card-pad);
	background: var(--pmr-card-bg);
	border: 1px solid var(--pmr-card-border);
	border-radius: var(--pmr-card-radius);
	text-decoration: none;
	color: var(--pmr-ink);
	cursor: pointer;
	transition: background-color 250ms ease, border-color 250ms ease, color 250ms ease;
}

.pmr-card__circ {
	width: 44px;
	height: 44px;
	flex-shrink: 0;
	border-radius: 50%;
	background: var(--pmr-circ-bg);
	color: var(--pmr-accent);
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	transition: background 150ms ease;
}

.pmr-card__icon {
	font-size: 20px;
	line-height: 1;
	color: var(--pmr-accent);
	transition: color 250ms ease;
}

/* SVG inserito nel DOM: eredita il colore, cosi' un'icona nera diventa azzurra. */
.pmr-card__circ > svg {
	width: 20px;
	height: 20px;
	display: block;
	color: var(--pmr-accent);
}

.pmr-card__img {
	width: 24px;
	height: 24px;
	object-fit: contain;
	display: block;
}

.pmr-card__text {
	flex: 1;
	min-width: 0;
}

.pmr-card__eyebrow {
	display: block;
	font-size: 12px;
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.08em;
}

.pmr-card__name {
	display: block;
	font-size: 20px;
	font-weight: 600;
	letter-spacing: -0.01em;
}

.pmr-card__eyebrow + .pmr-card__name {
	margin-top: 6px;
}

.pmr-card__desc {
	display: block;
	font-size: 15px;
	line-height: 1.4;
	color: var(--pmr-ink-soft);
	text-wrap: pretty;
	transition: color 250ms ease;
}

.pmr-card__chevron {
	flex: none;
	display: inline-flex;
	color: var(--pmr-eyebrow);
	transition: transform 150ms ease, color 250ms ease;
}

/* --- Interazione -------------------------------------------------------- */

/*
 * Le card non cambiano aspetto al passaggio del mouse: si muove solo la
 * freccia, che indica la direzione senza alterare la card.
 */
.pmr-card:hover .pmr-card__chevron {
	transform: translateX(4px);
}

.pmr-card:focus-visible {
	outline: 2px solid var(--pmr-accent);
	outline-offset: 2px;
}

/* La card finale: scura di suo. */
.pmr-card--all {
	background: var(--pmr-all-bg);
	border-color: var(--pmr-all-border);
	color: #FFFFFF;
}

.pmr-card--all .pmr-card__circ {
	background: rgba(53, 167, 224, 0.20);
}

.pmr-card--all .pmr-card__chevron,
.pmr-card--all .pmr-card__icon,
.pmr-card--all .pmr-card__circ > svg {
	color: var(--pmr-accent);
}

/* --- Diagnostica -------------------------------------------------------- */

.pmr-diag {
	margin-top: 24px;
	padding: 14px 18px;
	border: 1px dashed var(--pmr-eyebrow);
	border-radius: 10px;
	background: rgba(26, 157, 217, 0.06);
	font-size: 13px;
	line-height: 1.5;
	color: var(--pmr-ink);
}

.pmr-diag__title {
	margin: 0 0 6px;
	font-weight: 700;
	font-size: 13px;
}

.pmr-diag ul {
	margin: 0;
	padding-left: 18px;
}

.pmr-diag code {
	background: rgba(8, 29, 43, 0.08);
	padding: 1px 5px;
	border-radius: 4px;
	font-size: 12px;
}

.pmr--empty {
	padding: 24px;
	border: 1px dashed rgba(8, 29, 43, 0.2);
	border-radius: 12px;
	color: #5C7385;
}

/* --- Responsive --------------------------------------------------------- */

@media (max-width: 1199px) {
	.pmr:not(.pmr--managed) {
		--pmr-per: 2.3;
	}
}

@media (max-width: 767px) {
	.pmr:not(.pmr--managed) {
		--pmr-per: 1.2;
		--pmr-fade: 32px;
	}

	.pmr__arrows {
		display: none;
	}

	.pmr__head {
		margin-bottom: 24px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.pmr-card,
	.pmr-card *,
	.pmr__arrow {
		transition: none !important;
	}
}