/* ==========================================================================
   Bild-Lightbox (assets/js/lightbox.js)
   ==========================================================================
   Eigene Datei, wird nur auf Seiten mit berechtigten Bildern geladen
   (shouraki_lightbox_assets() in functions.php). Alle Farben, Abstaende und
   Schriften kommen aus den Tokens in main.css.
   ========================================================================== */

/* --- Hinweis an den Bildern ------------------------------------------------ */

.sk-lb-bild {
	cursor: zoom-in;
}

.sk-lb-rahmen {
	position: relative;
}

/* Lupe unten rechts: auf Touch-Geraeten immer, mit Maus erst beim Ueberfahren */
.sk-lb-rahmen::after {
	content: "";
	position: absolute;
	inset-block-end: var(--sk-space-2xs);
	inset-inline-end: var(--sk-space-2xs);
	width: 2rem;
	height: 2rem;
	border-radius: 50%;
	background-color: color-mix(in srgb, var(--sk-color-deep) 72%, transparent);
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='6'/%3E%3Cpath d='M20 20l-4.2-4.2M11 8.5v5M8.5 11h5'/%3E%3C/svg%3E");
	background-position: center;
	background-repeat: no-repeat;
	background-size: 1.25rem;
	pointer-events: none;
	opacity: 0;
	transition: opacity var(--sk-transition);
}

@media (hover: none) {
	.sk-lb-rahmen::after {
		opacity: 1;
	}
}

@media (hover: hover) {
	.sk-lb-rahmen:hover::after,
	.sk-lb-rahmen:focus-within::after {
		opacity: 1;
	}
}

/* --- Dialog ---------------------------------------------------------------- */

.sk-lb {
	position: fixed;
	inset: 0;
	z-index: 100000;
	display: flex;
	flex-direction: column;
	background-color: color-mix(in srgb, var(--sk-color-deep) 97%, transparent);
	-webkit-backdrop-filter: blur(6px);
	backdrop-filter: blur(6px);
	color: var(--sk-color-heading);
	overscroll-behavior: contain;
	animation: sk-lb-ein 0.18s ease-out;
}

.sk-lb[hidden] {
	display: none;
}

.sk-lb__buehne {
	flex: 1 1 auto;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 0;
	padding: 3.5rem var(--sk-space-sm) 4.5rem;
	/* Zwei-Finger-Zoom des Browsers bleibt erlaubt, alles andere gehoert dem Wischen. */
	touch-action: pinch-zoom;
	user-select: none;
	-webkit-user-select: none;
}

.sk-lb__bild {
	display: block;
	max-width: 100%;
	max-height: 100%;
	width: auto;
	height: auto;
	object-fit: contain;
	border-radius: var(--sk-radius-sm);
	-webkit-user-drag: none;
}

.sk-lb__bild--rechts {
	animation: sk-lb-von-rechts 0.2s ease-out;
}

.sk-lb__bild--links {
	animation: sk-lb-von-links 0.2s ease-out;
}

.sk-lb__zaehler,
.sk-lb__text {
	position: absolute;
	margin: 0;
	pointer-events: none;
	font-family: var(--sk-font-heading);
	color: var(--sk-color-text);
}

.sk-lb__zaehler {
	inset-block-start: max(var(--sk-space-sm), env(safe-area-inset-top));
	inset-inline-start: var(--sk-space-md);
	font-size: var(--sk-fs-base);
	letter-spacing: 0.08em;
}

.sk-lb__text {
	inset-block-end: max(var(--sk-space-sm), env(safe-area-inset-bottom));
	inset-inline: 5.5rem;
	text-align: center;
	font-size: var(--sk-fs-small);
	line-height: 1.4;
	font-family: var(--sk-font-body);
}

.sk-lb__knopf {
	position: absolute;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.75rem;
	height: 2.75rem;
	padding: 0;
	cursor: pointer;
	color: var(--sk-color-heading);
	background-color: color-mix(in srgb, var(--sk-color-panel) 88%, transparent);
	border: 1px solid rgba(var(--sk-color-gold-rgb), 0.55);
	border-radius: 50%;
	transition:
		border-color var(--sk-transition),
		background-color var(--sk-transition);
}

.sk-lb__knopf[hidden] {
	display: none;
}

.sk-lb__knopf:hover,
.sk-lb__knopf:focus-visible {
	border-color: var(--sk-color-gold);
	background-color: var(--sk-color-panel-raised);
}

.sk-lb__zu {
	inset-block-start: max(var(--sk-space-xs), env(safe-area-inset-top));
	inset-inline-end: var(--sk-space-sm);
}

/* Auf dem Telefon unten neben der Bildunterschrift, am Rechner seitlich mittig */
.sk-lb__zurueck,
.sk-lb__vor {
	inset-block-end: max(var(--sk-space-xs), env(safe-area-inset-bottom));
}

.sk-lb__zurueck {
	inset-inline-start: var(--sk-space-sm);
}

.sk-lb__vor {
	inset-inline-end: var(--sk-space-sm);
}

@media (min-width: 900px) {
	.sk-lb__buehne {
		padding: 4rem 6rem;
	}

	.sk-lb__zurueck,
	.sk-lb__vor {
		inset-block-end: auto;
		inset-block-start: 50%;
		margin-block-start: -1.375rem;
	}

	.sk-lb__text {
		inset-inline: 6rem;
	}
}

@keyframes sk-lb-ein {
	from {
		opacity: 0;
	}
}

@keyframes sk-lb-von-rechts {
	from {
		opacity: 0.4;
		transform: translate3d(2.5rem, 0, 0);
	}
}

@keyframes sk-lb-von-links {
	from {
		opacity: 0.4;
		transform: translate3d(-2.5rem, 0, 0);
	}
}

@media (prefers-reduced-motion: reduce) {
	.sk-lb,
	.sk-lb__bild--rechts,
	.sk-lb__bild--links {
		animation: none;
	}

	.sk-lb__knopf,
	.sk-lb-rahmen::after {
		transition: none;
	}
}