/**
 * Slider viewer styles — one page per slide.
 * Uses --jppe-accent (injected per the admin setting) for the controls.
 */

.jppe-slider-viewer {
	display: flex;
	flex-direction: column;
	background: #f5f5f5;
	border-radius: 4px;
	overflow: hidden;
	outline: none;
	max-width: 100%;
}

/* ── Stage ─────────────────────────────────────────────────────── */

.jppe-slider-viewer .jppe-slider-stage {
	position: relative;
	flex: 1 1 auto;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 0;
	padding: 16px 56px;
	box-sizing: border-box;
	overflow: hidden;
}

.jppe-slider-viewer .jppe-slider-track {
	display: flex;
	align-items: center;
	justify-content: center;
	max-width: 100%;
	max-height: 100%;
}

.jppe-slider-viewer .jppe-slider-canvas {
	display: block;
	max-width: 100%;
	max-height: 100%;
	height: auto;
	box-shadow: 0 4px 18px rgba( 0, 0, 0, 0.18 );
	background: #fff;
}

/* ── Navigation arrows ─────────────────────────────────────────── */

.jppe-slider-viewer .jppe-slider-prev,
.jppe-slider-viewer .jppe-slider-next {
	position: absolute;
	top: 50%;
	transform: translateY( -50% );
	z-index: 5;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	padding: 0;
	background: var( --jppe-accent, #2563eb );
	border: none;
	border-radius: 50%;
	color: #fff;
	cursor: pointer;
	box-shadow: 0 2px 8px rgba( 0, 0, 0, 0.25 );
	transition: filter 0.15s, box-shadow 0.15s, opacity 0.15s;
}

.jppe-slider-viewer .jppe-slider-prev { left: 10px; }
.jppe-slider-viewer .jppe-slider-next { right: 10px; }

.jppe-slider-viewer .jppe-slider-prev:hover:not( :disabled ),
.jppe-slider-viewer .jppe-slider-next:hover:not( :disabled ) {
	filter: brightness( 0.92 );
	box-shadow: 0 4px 12px rgba( 0, 0, 0, 0.3 );
}

.jppe-slider-viewer .jppe-slider-prev:focus-visible,
.jppe-slider-viewer .jppe-slider-next:focus-visible {
	outline: 2px solid var( --jppe-accent, #2563eb );
	outline-offset: 2px;
}

.jppe-slider-viewer .jppe-slider-prev:disabled,
.jppe-slider-viewer .jppe-slider-next:disabled {
	opacity: 0.35;
	cursor: not-allowed;
}

/* ── Slide transition ──────────────────────────────────────────── */

.jppe-slider-viewer .jppe-slide-in-next {
	animation: jppe-slide-next 0.32s ease;
}

.jppe-slider-viewer .jppe-slide-in-prev {
	animation: jppe-slide-prev 0.32s ease;
}

@keyframes jppe-slide-next {
	from { opacity: 0; transform: translateX( 6%  ); }
	to   { opacity: 1; transform: translateX( 0    ); }
}

@keyframes jppe-slide-prev {
	from { opacity: 0; transform: translateX( -6% ); }
	to   { opacity: 1; transform: translateX( 0   ); }
}

@media ( prefers-reduced-motion: reduce ) {
	.jppe-slider-viewer .jppe-slide-in-next,
	.jppe-slider-viewer .jppe-slide-in-prev {
		animation: none;
	}
}

/* ── Controls bar ──────────────────────────────────────────────── */

.jppe-slider-viewer .jppe-slider-controls {
	flex-shrink: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 14px;
	padding: 8px 14px;
	background: #fff;
	border-top: 1px solid rgba( 0, 0, 0, 0.08 );
}

.jppe-slider-viewer .jppe-slider-page-info {
	font-size: 13px;
	font-weight: 600;
	color: #374151;
	display: flex;
	align-items: center;
	gap: 4px;
}

.jppe-slider-viewer .jppe-page-sep { color: #9ca3af; }

.jppe-slider-viewer .jppe-slider-controls .jppe-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 34px;
	background: #fff;
	border: 1px solid rgba( 0, 0, 0, 0.12 );
	border-radius: 50%;
	color: #374151;
	cursor: pointer;
	text-decoration: none;
	transition: background 0.15s, color 0.15s, border-color 0.15s;
	padding: 0px !important;
}

.jppe-slider-viewer .jppe-slider-controls .jppe-btn:hover {
	background: var( --jppe-accent, #2563eb );
	border-color: var( --jppe-accent, #2563eb );
	color: #fff !important;
}

.jppe-slider-viewer .jppe-slider-controls .jppe-btn:focus-visible {
	outline: 2px solid var( --jppe-accent, #2563eb );
	outline-offset: 2px;
}

/* ── Loading / error overlays ──────────────────────────────────── */

.jppe-slider-viewer .jppe-loading,
.jppe-slider-viewer .jppe-error {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #555;
	font-size: 14px;
	background: #f5f5f5;
}

.jppe-slider-viewer .jppe-error { color: #e53e3e; }

.jppe-slider-viewer .jppe-loading[hidden],
.jppe-slider-viewer .jppe-error[hidden] {
	display: none;
}

/* ── Responsive: auto-height by page orientation ───────────────── */

/* When responsive, the viewer hugs its content: the stage has no fixed
   height, the canvas fills the available width, and the overall height
   follows the PDF page's intrinsic aspect ratio (landscape or portrait). */
.jppe-slider-viewer[data-responsive="1"] {
	height: auto !important;
}

.jppe-slider-viewer[data-responsive="1"] .jppe-slider-stage {
	flex: 0 0 auto;
}

.jppe-slider-viewer[data-responsive="1"] .jppe-slider-track {
	width: 100%;
}

.jppe-slider-viewer[data-responsive="1"] .jppe-slider-canvas {
	width: 100%;
	max-height: none;
}

@media ( max-width: 600px ) {
	.jppe-slider-viewer .jppe-slider-stage { padding: 10px 44px; }
	.jppe-slider-viewer .jppe-slider-prev,
	.jppe-slider-viewer .jppe-slider-next { width: 38px; height: 38px; }
	.jppe-slider-viewer .jppe-slider-prev { left: 6px; }
	.jppe-slider-viewer .jppe-slider-next { right: 6px; }
}

/* Fullscreen */
.jppe-slider-viewer:fullscreen {
	background: #1a1a1a;
}

.jppe-slider-viewer:fullscreen .jppe-slider-stage {
	padding: 24px 64px;
}

/* In fullscreen the responsive auto-height would collapse the stage, so
   restore a filled layout (mirrors the Normal viewer). */
.jppe-slider-viewer[data-responsive="1"]:fullscreen {
	height: 100% !important;
}

.jppe-slider-viewer[data-responsive="1"]:fullscreen .jppe-slider-stage {
	flex: 1 1 auto;
}