/*
 * NE Autorenplattform – Online-Leser (eigenes Vollbild-Layout)
 * Farben über die Leser-Tokens des Themes mit Rückfallwerten.
 */

.ne-ap-leser {
	--ne-ap-l-papier: var(--vma-leser-papier, #ffffff);
	--ne-ap-l-text: var(--vma-leser-text, #1f1d1a);
	--ne-ap-l-hintergrund: var(--vma-leser-hintergrund, #e9e5dd);
	--ne-ap-l-rand: rgba(127, 127, 127, 0.35);
	--ne-ap-l-seitenbreite: 46rem;
	--ne-ap-l-filter: none;
	background: var(--ne-ap-l-hintergrund);
	color: var(--ne-ap-l-text);
	display: flex;
	flex-direction: column;
	font-family: Georgia, "Times New Roman", serif;
	margin: 0;
	min-height: 100vh;
	user-select: none;
	-webkit-user-select: none;
}

.ne-ap-leser[data-thema="sepia"] {
	--ne-ap-l-papier: #f4ecd8;
	--ne-ap-l-text: #3b3022;
	--ne-ap-l-hintergrund: #d9cdb3;
	--ne-ap-l-filter: sepia(0.35) brightness(0.97);
}

.ne-ap-leser[data-thema="dunkel"] {
	--ne-ap-l-papier: #1d1c1a;
	--ne-ap-l-text: #e6e1d8;
	--ne-ap-l-hintergrund: #0f0f0e;
	--ne-ap-l-filter: invert(0.9) hue-rotate(180deg);
}

.ne-ap-leser[data-breite="schmal"] {
	--ne-ap-l-seitenbreite: 36rem;
}

.ne-ap-leser[data-breite="breit"] {
	--ne-ap-l-seitenbreite: 60rem;
}

/* Leiste */
.ne-ap-leser__leiste {
	align-items: center;
	background: var(--ne-ap-l-papier);
	border-bottom: 1px solid var(--ne-ap-l-rand);
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	padding: 0.4rem 0.75rem;
	position: sticky;
	top: 0;
	z-index: 3;
}

.ne-ap-leser__leiste a,
.ne-ap-leser__leiste button,
.ne-ap-leser__panel button {
	align-items: center;
	background: transparent;
	box-sizing: border-box;
	display: inline-flex;
	gap: 0.3rem;
	justify-content: center;
	line-height: 1.2;
	border: 1px solid currentColor;
	border-radius: 6px;
	color: inherit;
	cursor: pointer;
	font: inherit;
	min-height: 40px;
	min-width: 40px;
	padding: 0.35rem 0.6rem;
	text-decoration: none;
}

.ne-ap-leser__leiste button[aria-pressed="true"],
.ne-ap-leser__leiste button[aria-expanded="true"] {
	background: var(--ne-ap-l-text);
	color: var(--ne-ap-l-papier);
}

.ne-ap-leser__titel {
	flex: 1 1 8rem;
	font-weight: 700;
	min-width: 0;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.ne-ap-leser__sprung {
	align-items: center;
	display: flex;
	gap: 0.3rem;
}

.ne-ap-leser__sprung input {
	background: transparent;
	border: 1px solid var(--ne-ap-l-rand);
	border-radius: 6px;
	color: inherit;
	font: inherit;
	min-height: 40px;
	text-align: center;
	width: 4.2rem;
}

/* Panels */
.ne-ap-leser__panel {
	background: var(--ne-ap-l-papier);
	border-bottom: 1px solid var(--ne-ap-l-rand);
	max-height: 60vh;
	overflow: auto;
	padding: 0.75rem 1rem;
	position: sticky;
	top: 3.4rem;
	z-index: 2;
}

.ne-ap-leser__panel fieldset {
	border: 0;
	display: inline-flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	margin: 0 1.5rem 0.5rem 0;
	padding: 0;
}

.ne-ap-leser__panel legend {
	font-weight: 700;
	margin-bottom: 0.3rem;
}

.ne-ap-leser__panel h2 {
	font-size: 1rem;
	margin: 0.5rem 0;
}

.ne-ap-leser__inhalt,
.ne-ap-leser__lesezeichen {
	list-style: none;
	margin: 0 0 1rem;
	padding: 0;
}

.ne-ap-leser__inhalt li {
	padding-left: calc(var(--ne-ap-ebene, 0) * 1.2rem);
}

.ne-ap-leser__inhalt button {
	border: 0;
	display: flex;
	gap: 1rem;
	justify-content: space-between;
	text-align: left;
	width: 100%;
}

.ne-ap-leser__lesezeichen li {
	display: inline-flex;
	gap: 0.2rem;
	margin: 0 0.5rem 0.5rem 0;
}

.ne-ap-leser__tasten,
.ne-ap-leser__leer {
	font-size: 0.85rem;
	opacity: 0.8;
}

/* Buch */
.ne-ap-leser__buch {
	align-items: center;
	display: flex;
	flex: 1 1 auto;
	flex-wrap: wrap;
	gap: 0.5rem;
	justify-content: center;
	padding: 1rem 0.5rem;
	position: relative;
}

.ne-ap-leser__seite {
	margin: 0;
	max-width: var(--ne-ap-l-seitenbreite);
	position: relative;
	width: min(100%, var(--ne-ap-l-seitenbreite));
}

.ne-ap-leser__seite img {
	background: #ffffff;
	box-shadow: 0 2px 14px rgba(0, 0, 0, 0.2);
	display: block;
	filter: var(--ne-ap-l-filter);
	height: auto;
	min-height: 12rem;
	pointer-events: none;
	width: 100%;
}

.ne-ap-leser--zoom {
	--ne-ap-l-seitenbreite: 120rem;
}

.ne-ap-leser--zoom .ne-ap-leser__buch {
	overflow-x: auto;
}

.ne-ap-leser__blaettern {
	background: var(--ne-ap-l-papier);
	border: 1px solid var(--ne-ap-l-rand);
	border-radius: 50%;
	color: inherit;
	cursor: pointer;
	font-size: 2rem;
	height: 3rem;
	line-height: 1;
	width: 3rem;
}

.ne-ap-leser__meldung {
	background: var(--ne-ap-l-papier);
	border: 1px solid var(--ne-ap-l-rand);
	border-radius: 6px;
	left: 50%;
	padding: 0.75rem 1rem;
	position: absolute;
	top: 1rem;
	transform: translateX(-50%);
}

.ne-ap-leser__probe {
	align-items: center;
	display: flex;
	flex: 1 0 100%;
	flex-wrap: wrap;
	gap: 0.75rem;
	justify-content: center;
	margin: 0;
}

.ne-ap-leser__ende {
	background: var(--ne-ap-l-papier);
	border-radius: 6px;
	box-shadow: 0 2px 14px rgba(0, 0, 0, 0.25);
	left: 50%;
	padding: 1.5rem 2rem;
	position: absolute;
	text-align: center;
	top: 30%;
	transform: translateX(-50%);
	z-index: 2;
}

.ne-ap-leser__fuss {
	background: var(--ne-ap-l-papier);
	border-top: 1px solid var(--ne-ap-l-rand);
	bottom: 0;
	padding: 0.4rem 1rem;
	position: sticky;
}

.ne-ap-leser__fuss input {
	width: 100%;
}

.ne-ap-leser__hinweis {
	background: var(--ne-ap-l-papier);
	border-radius: 6px;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
	max-width: 36rem;
	padding: 2rem;
}

.ne-ap-leser .ne-ap-knopf {
	border: 2px solid currentColor;
	border-radius: 6px;
	color: inherit;
	display: inline-block;
	padding: 0.5rem 1rem;
	text-decoration: none;
}

/* Umblättern */
.ne-ap-anim-weiter img {
	animation: ne-ap-von-rechts 0.22s ease-out;
}

.ne-ap-anim-zurueck img {
	animation: ne-ap-von-links 0.22s ease-out;
}

@keyframes ne-ap-von-rechts {
	from { opacity: 0.2; transform: translateX(2.5rem); }
	to { opacity: 1; transform: none; }
}

@keyframes ne-ap-von-links {
	from { opacity: 0.2; transform: translateX(-2.5rem); }
	to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
	.ne-ap-anim-weiter img,
	.ne-ap-anim-zurueck img {
		animation: none;
	}
}

.ne-ap-leser.ne-ap-leser--unscharf .ne-ap-leser__buch {
	filter: blur(14px);
}

.ne-ap-sr {
	clip: rect(0, 0, 0, 0);
	height: 1px;
	overflow: hidden;
	position: absolute;
	width: 1px;
}

.ne-ap-sr--fokus:focus {
	clip: auto;
	height: auto;
	position: static;
	width: auto;
}

@media (max-width: 40rem) {
	.ne-ap-leser__lang {
		display: none;
	}

	.ne-ap-leser__blaettern {
		display: none;
	}

	.ne-ap-leser__buch {
		padding: 0.5rem 0;
	}
}

@media print {
	.ne-ap-leser * {
		display: none;
	}

	.ne-ap-leser::before {
		content: "Drucken ist für dieses Werk nicht vorgesehen.";
		display: block;
		padding: 2rem;
	}
}

/* Fokusring in der Textfarbe des gewählten Themas (hell, Sepia, dunkel). */
.ne-ap-leser :focus-visible {
	outline: 3px solid var(--ne-ap-l-text);
	outline-offset: 2px;
}