/*
 * Slider Pergolesi
 * File: assets/css/pergolesi-slider.css
 */

.pergolesi-slider {
	--ps-slider-accent: #17365d;
	--ps-slider-on-accent: #ffffff;
	--ps-slider-control-bg: rgba(0, 0, 0, 0.58);
	--ps-slider-control-bg-hover: rgba(0, 0, 0, 0.78);
	--ps-slider-focus: #f2c94c;
	--ps-slider-dot: rgba(255, 255, 255, 0.68);
	--ps-slider-dot-active: #ffffff;

	position: relative;
	width: 100%;
	margin: 0;
	overflow: hidden;
	background: #111;
	isolation: isolate;
}

.pergolesi-slider *,
.pergolesi-slider *::before,
.pergolesi-slider *::after {
	box-sizing: border-box;
}

.pergolesi-slider__viewport {
	position: relative;
	width: 100%;
	height: clamp(220px, 32vw, 500px);
	overflow: hidden;
}

.pergolesi-slider__track {
	position: relative;
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 0;
	list-style: none;
}

.pergolesi-slider__slide {
	position: absolute;
	inset: 0;
	z-index: 0;
	margin: 0;
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transition:
		opacity 650ms ease,
		visibility 0s linear 650ms;
}

.pergolesi-slider__slide.is-active {
	z-index: 1;
	opacity: 1;
	visibility: visible;
	pointer-events: auto;
	transition-delay: 0s;
}

.pergolesi-slider__link,
.pergolesi-slider__picture {
	display: block;
	width: 100%;
	height: 100%;
}

.pergolesi-slider__image {
	display: block;
	width: 100%;
	height: 100%;
	margin: 0;
	object-fit: cover;
	object-position: var(--ps-object-position, 50% 50%);
}

.pergolesi-slider__button,
.pergolesi-slider__controls {
	display: none;
}

.pergolesi-slider.is-ready .pergolesi-slider__button {
	display: inline-grid;
}

.pergolesi-slider.is-ready .pergolesi-slider__controls {
	display: flex;
}

.pergolesi-slider__button {
	position: absolute;
	top: 50%;
	z-index: 3;
	place-items: center;
	width: 3rem;
	height: 3rem;
	padding: 0;
	border: 1px solid rgba(255, 255, 255, 0.45);
	border-radius: 999px;
	background: var(--ps-slider-control-bg);
	color: var(--ps-slider-on-accent);
	font: inherit;
	font-size: 2rem;
	line-height: 1;
	cursor: pointer;
	transform: translateY(-50%);
	transition: background-color 160ms ease, transform 160ms ease;
}

.pergolesi-slider__button:hover {
	background: var(--ps-slider-control-bg-hover);
}

.pergolesi-slider__button:active {
	transform: translateY(-50%) scale(0.96);
}

.pergolesi-slider__button--prev {
	left: clamp(0.5rem, 2vw, 1.5rem);
}

.pergolesi-slider__button--next {
	right: clamp(0.5rem, 2vw, 1.5rem);
}

.pergolesi-slider__arrow-icon {
	width: 2.85rem;
	height: 2.85rem;
	fill: currentColor;
	display: block;
}

.pergolesi-slider__button--prev .pergolesi-slider__arrow-icon {
	filter: drop-shadow(0 2px 8px rgba(0,0,0,.45));
}

.pergolesi-slider__button--next .pergolesi-slider__arrow-icon {
	filter: drop-shadow(0 2px 8px rgba(0,0,0,.45));
}

.pergolesi-slider__controls {
	position: absolute;
	right: 0;
	bottom: 0;
	left: 0;
	z-index: 3;
	align-items: center;
	justify-content: center;
	gap: 0.75rem;
	min-height: 3.25rem;
	padding: 0.7rem 1rem;
	background: linear-gradient(to top, rgba(0, 0, 0, 0.42), transparent);
	pointer-events: none;
}

.pergolesi-slider__toggle,
.pergolesi-slider__dot {
	pointer-events: auto;
}

.pergolesi-slider__toggle {
	display: inline-grid;
	place-items: center;
	width: 2.9rem;
	height: 2.9rem;
	min-width: 2.9rem;
	padding: 0;
	border: 0;
	background: transparent;
	color: var(--ps-slider-on-accent);
	cursor: pointer;
	transition: transform 160ms ease, opacity 160ms ease;
	text-shadow: 0 3px 12px rgba(0, 0, 0, 0.65);
}

.pergolesi-slider__toggle:hover {
	opacity: 0.88;
}

.pergolesi-slider__toggle:active {
	transform: scale(0.94);
}

.pergolesi-slider__toggle-icon {
	width: 1.65rem;
	height: 1.65rem;
	fill: currentColor;
	display: block;
}

.pergolesi-slider__toggle-icon--play {
	display: none;
	transform: translateX(1px);
}

/* Quando aria-pressed="true", lo scorrimento è fermo:
   mostriamo quindi il simbolo Play. */
.pergolesi-slider__toggle[aria-pressed="true"] .pergolesi-slider__toggle-icon--pause {
	display: none;
}

.pergolesi-slider__toggle[aria-pressed="true"] .pergolesi-slider__toggle-icon--play {
	display: block;
}

.pergolesi-slider__dots {
	display: flex;
	align-items: center;
	justify-content: center;
	flex-wrap: wrap;
	gap: 0.55rem;
}

.pergolesi-slider__dot {
	width: 0.78rem;
	height: 0.78rem;
	padding: 0;
	border: 0;
	border-radius: 50%;
	background: rgba(255,255,255,.62);
	cursor: pointer;
	transition: transform 160ms ease, background-color 160ms ease, opacity 160ms ease;
}

.pergolesi-slider__dot:hover {
	opacity: 0.9;
	transform: scale(1.16);
}

.pergolesi-slider__dot[aria-current="true"] {
	background: var(--ps-slider-dot-active);
	transform: scale(1.18);
}

.pergolesi-slider :where(button, a):focus-visible {
	outline: 3px solid var(--ps-slider-focus);
	outline-offset: 3px;
}

.pergolesi-slider__visually-hidden {
	position: absolute !important;
	width: 1px !important;
	height: 1px !important;
	padding: 0 !important;
	margin: -1px !important;
	overflow: hidden !important;
	clip: rect(0, 0, 0, 0) !important;
	white-space: nowrap !important;
	border: 0 !important;
}

.pergolesi-slider.is-single-slide .pergolesi-slider__button,
.pergolesi-slider.is-single-slide .pergolesi-slider__controls {
	display: none;
}

@media (max-width: 700px) {
	.pergolesi-slider__viewport {
		height: clamp(210px, 58vw, 360px);
	}

	.pergolesi-slider__button {
		min-width: 2.8rem;
		min-height: 2.8rem;
	}
	.pergolesi-slider__arrow-icon {
		width: 2.3rem;
		height: 2.3rem;
	}

	.pergolesi-slider__controls {
		gap: 0.55rem;
		padding-inline: 0.65rem;
	}

	.pergolesi-slider__toggle {
		width: 2.4rem;
		height: 2.4rem;
		min-width: 2.4rem;
	}
	.pergolesi-slider__toggle-icon {
		width: 1.35rem;
		height: 1.35rem;
	}
	.pergolesi-slider__dot {
		width: 0.72rem;
		height: 0.72rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.pergolesi-slider__slide,
	.pergolesi-slider__button,
	.pergolesi-slider__dot {
		transition: none !important;
		scroll-behavior: auto !important;
	}
}