/**
 * Manga R2 Chapter Reader Pro - Styles
 * Optimized for seamless webtoon / manhwa reading and virtualized rendering.
 */

.manga-r2-reader {
	width: 100%;
	max-width: 860px;
	margin: 0 auto;
	padding: 0;
	position: relative;
	background-color: transparent;
	direction: rtl;
}

@media (max-width: 768px) {
	.manga-r2-reader {
		max-width: 100% !important;
		width: 100% !important;
	}
}

/* Page slice container - zero gap & native layout virtualization */
.mrr-page {
	width: 100%;
	margin: 0 !important;
	padding: 0 !important;
	line-height: 0 !important;
	font-size: 0 !important;
	text-align: center;
	position: relative;
	background-color: #121214;
	content-visibility: auto;
	contain-intrinsic-size: 800px 1100px;
	overflow: hidden;
}

/* Skeleton shimmer animation for pending slices */
.mrr-skeleton {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	width: 100%;
	height: 100%;
	min-height: 380px;
	background: #18181b;
	background: linear-gradient(90deg, #18181b 0%, #26262b 50%, #18181b 100%);
	background-size: 200% 100%;
	animation: mrr-shimmer 1.8s infinite linear;
	z-index: 1;
	pointer-events: none;
	transition: opacity 0.35s ease;
}

@keyframes mrr-shimmer {
	0% { background-position: 200% 0; }
	100% { background-position: -200% 0; }
}

.mrr-page.is-loaded .mrr-skeleton {
	opacity: 0;
	pointer-events: none;
}

/* Images */
.mrr-image {
	display: block !important;
	width: 100% !important;
	height: auto !important;
	max-width: 100% !important;
	margin: 0 auto !important;
	padding: 0 !important;
	border: 0 !important;
	box-shadow: none !important;
	vertical-align: bottom;
	image-rendering: -webkit-optimize-contrast;
}

.mrr-image.mrr-lazy {
	opacity: 0;
	transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mrr-image.mrr-image--loaded {
	opacity: 1 !important;
}

/* Error fallback card */
.mrr-retry-card {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	min-height: 300px;
	padding: 30px 16px;
	background: #18181b;
	color: #e5e7eb;
	border: 1px dashed #3f3f46;
	text-align: center;
	font-family: 'Tajawal', 'Cairo', system-ui, sans-serif;
	gap: 12px;
	line-height: 1.5;
	font-size: 14px;
}

.mrr-retry-card p {
	margin: 0;
	font-size: 14px;
	color: #a1a1aa;
}

.mrr-retry-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 10px 22px;
	background: #19692c;
	color: #ffffff;
	font-size: 13.5px;
	font-weight: 700;
	border: none;
	border-radius: 6px;
	cursor: pointer;
	box-shadow: 0 4px 12px rgba(25, 105, 44, 0.3);
	transition: background 0.2s, transform 0.15s;
	font-family: inherit;
}

.mrr-retry-btn:hover {
	background: #14532d;
	transform: translateY(-2px);
}

.mrr-retry-btn:active {
	transform: translateY(0) scale(0.96);
}

.mrr-error {
	padding: 14px 18px;
	border: 1px solid #ef4444;
	background: #fff;
	color: #b91c1c;
	margin: 15px auto;
	max-width: 860px;
	line-height: 1.6;
	border-radius: 6px;
	font-family: 'Tajawal', 'Cairo', system-ui, sans-serif;
}

/* Floating reading progress indicator */
.mrr-progress-badge {
	position: fixed;
	bottom: 24px;
	left: 24px;
	background: rgba(18, 18, 18, 0.88);
	color: #f3f4f6;
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
	padding: 6px 14px;
	border-radius: 20px;
	font-size: 12.5px;
	font-weight: 700;
	font-family: 'Tajawal', 'Cairo', system-ui, sans-serif;
	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
	border: 1px solid rgba(255, 255, 255, 0.12);
	z-index: 99997;
	opacity: 0;
	visibility: hidden;
	transform: translateY(12px);
	transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
	direction: rtl;
	pointer-events: none;
	user-select: none;
}

.mrr-progress-badge.is-visible {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

@media (max-width: 768px) {
	.mrr-progress-badge {
		bottom: calc(74px + env(safe-area-inset-bottom, 0px));
		left: 14px;
		font-size: 11px;
		padding: 5px 12px;
	}
}