/*
 * MRVB Knygos — slider polish.
 *
 * Author: Tobalt — https://tobalt.lt
 */

.mrvb-knygos-slider {
	position: relative; /* anchor for nav arrows */
	margin: 32px 0;
	padding: 0 8px 16px;
}

.mrvb-knyga-slide {
	display: flex;
	flex-direction: column;
	gap: 10px;
	text-align: center;
	color: inherit;
}

.mrvb-knyga-slide__cover-link {
	display: block;
	text-decoration: none;
}

/* Cover container — fixed 3:4 portrait; image zooms WITHIN container on hover. */
.mrvb-knyga-slide__cover {
	position: relative;
	aspect-ratio: 3 / 4;
	background-color: #f1f1f1;
	border-radius: 6px;
	overflow: hidden;
	box-shadow: 0 3px 12px rgba(0, 0, 0, 0.10);
	transition: transform 300ms cubic-bezier(0.2, 0.8, 0.2, 1),
	            box-shadow 300ms ease;
}

.mrvb-knyga-slide__cover-img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 500ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.mrvb-knyga-slide__cover-link:hover .mrvb-knyga-slide__cover,
.mrvb-knyga-slide__cover-link:focus-visible .mrvb-knyga-slide__cover {
	transform: translateY(-3px);
	box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

.mrvb-knyga-slide__cover-link:hover .mrvb-knyga-slide__cover-img,
.mrvb-knyga-slide__cover-link:focus-visible .mrvb-knyga-slide__cover-img {
	transform: scale(1.06);
}

/* Title — clamped to 2 lines so multi-line titles don't break grid uniformity. */
.mrvb-knyga-slide__title {
	margin: 6px 0 0;
	font-size: 1rem;
	line-height: 1.32;
	font-weight: 600;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	min-height: 2.64em; /* reserve 2-line height to prevent below-it CTA jitter */
}

.mrvb-knyga-slide__title a {
	color: inherit;
	text-decoration: none;
	transition: color 180ms ease;
}

.mrvb-knyga-slide__title a:hover,
.mrvb-knyga-slide__title a:focus-visible {
	color: var(--e-global-color-accent, #c8102e);
}

.mrvb-knyga-slide__author {
	margin: 0;
	font-size: 0.82rem;
	color: #8b8b8b;
	letter-spacing: 0.01em;
}

/* CTA — outline/ghost style: lighter visual weight in a crowded carousel. */
.mrvb-knyga-slide__cta {
	display: inline-block;
	align-self: center;
	margin-top: 4px;
	padding: 5px 14px;
	font-size: 0.8rem;
	font-weight: 600;
	letter-spacing: 0.02em;
	text-decoration: none;
	color: var(--e-global-color-accent, #c8102e);
	background: transparent;
	border: 1px solid var(--e-global-color-accent, #c8102e);
	border-radius: 999px;
	transition: background-color 180ms ease, color 180ms ease;
}

.mrvb-knyga-slide__cta:hover,
.mrvb-knyga-slide__cta:focus-visible {
	background: var(--e-global-color-accent, #c8102e);
	color: #fff;
}

/* ── Navigation arrows (desktop only, always visible) ──────── */

.mrvb-knygos-slider__nav {
	position: absolute;
	top: 50%;
	margin-top: -36px; /* visual center accounts for label area below cover */
	width: 40px;
	height: 40px;
	background: #fff;
	color: var(--e-global-color-accent, #c8102e);
	border: 0;
	border-radius: 50%;
	box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
	cursor: pointer;
	z-index: 10;
	transition: background-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.mrvb-knygos-slider__nav::after {
	font-size: 16px !important;
	font-weight: 700;
}

.swiper-button-prev.mrvb-knygos-slider__nav {
	left: -8px;
}

.swiper-button-next.mrvb-knygos-slider__nav {
	right: -8px;
}

.mrvb-knygos-slider__nav:hover,
.mrvb-knygos-slider__nav:focus-visible {
	transform: scale(1.08);
	box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
}

.mrvb-knygos-slider__nav.swiper-button-disabled {
	opacity: 0.35;
	pointer-events: none;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

@media (max-width: 1023px) {
	/* Hide arrows on mobile/tablet — touch-swipe is enough. */
	.mrvb-knygos-slider__nav {
		display: none;
	}
}

/* ── Reduced motion ──────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
	.mrvb-knyga-slide__cover,
	.mrvb-knyga-slide__cover-img,
	.mrvb-knyga-slide__cta,
	.mrvb-knygos-slider__nav,
	.mrvb-knygos-slider .swiper-pagination-bullet,
	.mrvb-knyga-slide__title a {
		transition: none;
	}
	.mrvb-knyga-slide__cover-link:hover .mrvb-knyga-slide__cover,
	.mrvb-knyga-slide__cover-link:focus-visible .mrvb-knyga-slide__cover,
	.mrvb-knyga-slide__cover-link:hover .mrvb-knyga-slide__cover-img,
	.mrvb-knyga-slide__cover-link:focus-visible .mrvb-knyga-slide__cover-img,
	.mrvb-knygos-slider .swiper-pagination-bullet-active,
	.mrvb-knygos-slider__nav:hover {
		transform: none;
	}
}