/* ==========================================================================
   Zeitstrahl – Frontend
   Farben/Schriften kommen als CSS-Variablen aus den Plugin-Einstellungen.
   ========================================================================== */

.ufz {
	--ufz-dot-size: 12px;
	--ufz-line-w: 2px;
	--ufz-stem: 2.25rem;
	--ufz-pad-start: 0px;
	--ufz-pad-end: 0px;
	--ufz-sbw: 0px;
	position: relative;
}

.ufz *,
.ufz *::before,
.ufz *::after {
	box-sizing: border-box;
}

/* Volle Fensterbreite (Scrollbar-Breite wird per JS abgezogen) */
.ufz--full {
	width: calc(100vw - var(--ufz-sbw));
	margin-left: calc(50% - (100vw - var(--ufz-sbw)) / 2);
	margin-right: calc(50% - (100vw - var(--ufz-sbw)) / 2);
}

/* --------------------------------------------------------------------------
   Horizontaler Modus: Bühne rastet ein, Spur bewegt sich seitlich
   -------------------------------------------------------------------------- */

.ufz__pin {
	position: sticky;
	top: var(--ufz-top);
	height: calc(100vh - var(--ufz-top));
	height: calc(100svh - var(--ufz-top));
	overflow: hidden;
	display: flex;
	align-items: center;
}

.ufz__track {
	position: relative;
	display: flex;
	width: max-content;
	padding-left: var(--ufz-pad-start);
	padding-right: var(--ufz-pad-end);
	will-change: transform;
	backface-visibility: hidden;
	transform: translate3d(0, 0, 0);
}

.ufz__list {
	display: flex;
	gap: var(--ufz-gap);
	margin: 0;
	padding: 0;
	list-style: none;
}

.ufz__item {
	position: relative;
	flex: 0 0 var(--ufz-card-w);
	width: var(--ufz-card-w);
	margin: 0;
	padding: 0;
}

.ufz__item::marker {
	content: none;
}

/* Linie + Fortschritt */
.ufz__line {
	position: absolute;
	left: 0;
	width: 100%;
	height: var(--ufz-line-w);
	background: var(--ufz-line);
	transform: translateY(-50%);
	pointer-events: none;
	z-index: 0;
}

.ufz__line-fill {
	position: absolute;
	inset: 0;
	background: var(--ufz-progress);
	transform-origin: 0 50%;
	transform: scaleX(0);
	will-change: transform;
}

/* Markierungen: Quadrate */
.ufz__dot {
	position: relative;
	z-index: 2;
	display: block;
	width: var(--ufz-dot-size);
	height: var(--ufz-dot-size);
	border-radius: 0;
	background: var(--ufz-line);
	outline: 1px solid transparent;
	outline-offset: 0;
	transition: background-color 0.4s ease, outline-color 0.4s ease, outline-offset 0.5s cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* Erreicht: gefülltes Quadrat mit feinem Rahmen drumherum */
.ufz__item.is-active .ufz__dot {
	background: var(--ufz-dot);
	outline-color: var(--ufz-dot);
	outline-offset: 4px;
}

/* Verbindungsstrich Punkt → Karte */
.ufz__item::before {
	content: "";
	position: absolute;
	left: calc(var(--ufz-dot-size) / 2 - 1px);
	width: 2px;
	height: var(--ufz-stem);
	background: var(--ufz-line);
	z-index: 1;
	transition: background-color 0.4s ease;
}

.ufz__item.is-active::before {
	background: var(--ufz-progress);
}

/* Inhalt */
.ufz__card {
	position: relative;
	z-index: 1;
}

.ufz--card .ufz__card {
	background: var(--ufz-card-bg);
	border-radius: var(--ufz-radius);
	padding: 1.25em 1.5em;
}

.ufz .ufz__year {
	display: block;
	margin: 0 0 0.15em;
}

.ufz .ufz__title {
	margin: 0 0 0.4em;
	padding: 0;
}

.ufz .ufz__text > :first-child {
	margin-top: 0;
}

.ufz .ufz__text > :last-child {
	margin-bottom: 0;
}

.ufz .ufz__text p {
	margin: 0 0 0.6em;
}

/* --------------------------------------------------------------------------
   Anordnung: abwechselnd über / unter der Linie
   -------------------------------------------------------------------------- */

.ufz--alternate .ufz__track {
	height: var(--ufz-h);
	max-height: 100%;
}

.ufz--alternate .ufz__list {
	height: 100%;
}

.ufz--alternate .ufz__line {
	top: 50%;
}

.ufz--alternate .ufz__item {
	display: grid;
	grid-template-rows: minmax(0, 1fr) auto minmax(0, 1fr);
	height: 100%;
}

.ufz--alternate .ufz__dot {
	grid-row: 2;
}

.ufz--alternate .ufz__item:nth-child(odd) .ufz__card {
	grid-row: 1;
	align-self: end;
	margin-bottom: var(--ufz-stem);
}

.ufz--alternate .ufz__item:nth-child(even) .ufz__card {
	grid-row: 3;
	align-self: start;
	margin-top: var(--ufz-stem);
}

.ufz--alternate .ufz__item:nth-child(odd)::before {
	bottom: 50%;
}

.ufz--alternate .ufz__item:nth-child(even)::before {
	top: 50%;
}

/* --------------------------------------------------------------------------
   Anordnung: alle Einträge unter der Linie
   -------------------------------------------------------------------------- */

.ufz--bottom .ufz__line {
	top: calc(var(--ufz-dot-size) / 2);
}

.ufz--bottom .ufz__item::before {
	top: calc(var(--ufz-dot-size) / 2);
	height: calc(var(--ufz-stem) * 0.75);
}

.ufz--bottom .ufz__card {
	margin-top: calc(var(--ufz-stem) * 0.75);
}

/* --------------------------------------------------------------------------
   Hervorheben: noch nicht erreichte Einträge abblenden
   -------------------------------------------------------------------------- */

.ufz--ready.ufz--highlight .ufz__card {
	opacity: 0.3;
	transform: translate3d(0, 10px, 0);
	transition: opacity 0.6s ease, transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.ufz--ready.ufz--highlight.ufz--alternate:not(.ufz--vertical) .ufz__item:nth-child(odd) .ufz__card {
	transform: translate3d(0, -10px, 0);
}

.ufz--ready.ufz--highlight .ufz__item.is-active .ufz__card {
	opacity: 1;
	transform: none !important;
}

/* --------------------------------------------------------------------------
   Vertikaler Modus (kleine Bildschirme)
   -------------------------------------------------------------------------- */

.ufz--vertical {
	height: auto !important;
}

.ufz--vertical .ufz__pin {
	position: relative;
	top: auto;
	height: auto;
	overflow: visible;
	display: block;
}

.ufz--vertical .ufz__track {
	width: auto;
	height: auto;
	max-height: none;
	padding: 0;
	transform: none !important;
	will-change: auto;
}

.ufz--vertical .ufz__list {
	flex-direction: column;
	gap: 2.5rem;
	height: auto;
}

.ufz--vertical .ufz__item {
	display: grid;
	grid-template-columns: var(--ufz-dot-size) minmax(0, 1fr);
	grid-template-rows: auto;
	column-gap: 1.25rem;
	width: auto;
	height: auto;
	flex: none;
}

.ufz--vertical .ufz__item::before {
	display: none;
}

.ufz--vertical .ufz__dot {
	grid-row: 1;
	grid-column: 1;
	margin-top: 0.35em;
}

.ufz--vertical .ufz__item .ufz__card {
	grid-row: 1 !important;
	grid-column: 2;
	align-self: start !important;
	margin: 0 !important;
}

.ufz--vertical .ufz__line {
	top: 0;
	left: calc(var(--ufz-dot-size) / 2);
	width: var(--ufz-line-w);
	height: 100%;
	transform: translateX(-50%);
}

.ufz--vertical .ufz__line-fill {
	transform-origin: 50% 0;
	transform: scaleY(0);
}

.ufz--vertical.ufz--full {
	width: auto;
	margin-left: 0;
	margin-right: 0;
}

/* Elementor-Editor: Hinweise */
.ufz-notice {
	padding: 1em;
	border: 1px dashed currentColor;
	opacity: 0.7;
}

@media (prefers-reduced-motion: reduce) {
	.ufz__dot,
	.ufz__item::before,
	.ufz--ready.ufz--highlight .ufz__card {
		transition: none;
	}
}

/* ==========================================================================
   Darstellung „Einzeln“ – ein Eintrag pro Scrollschritt
   ========================================================================== */

.ufz--slides .ufz__pin {
	justify-content: center;
}

.ufz__stage {
	display: flex;
	flex-direction: column;
	align-items: center;
	width: 100%;
	padding: 0 clamp(16px, 4vw, 48px);
	text-align: center;
}

.ufz--align-left .ufz__stage {
	align-items: flex-start;
	text-align: left;
}

/* Jede Ebene stapelt alle Einträge in einer Zelle – die Höhe bleibt stabil. */
.ufz__layer {
	display: grid;
	width: 100%;
}

.ufz__layer > .ufz__s {
	grid-area: 1 / 1;
	min-width: 0;
}

.ufz__s {
	visibility: visible;
}

.ufz__s.is-past,
.ufz__s.is-future {
	visibility: hidden;
}

/* Vor dem Start nur den ersten Eintrag zeigen, ohne Animation. */
.ufz--slides:not(.ufz--ready) .ufz__s {
	transition: none !important;
}

.ufz--slides:not(.ufz--ready) .ufz__layer > .ufz__s:not(:first-child) {
	opacity: 0;
	visibility: hidden;
}

/* ---------- Bilder: weiche Überblendung ---------- */

.ufz__media {
	height: var(--ufz-media-h);
	grid-template-rows: var(--ufz-media-h);
	overflow: hidden;
}

.ufz__media-slide {
	display: flex;
	gap: 6px;
	height: var(--ufz-media-h);
	opacity: 1;
	transform: scale(1);
	transition:
		opacity calc(var(--ufz-dur) * 1.2) ease,
		transform calc(var(--ufz-dur) * 1.8) cubic-bezier(0.22, 1, 0.36, 1),
		visibility 0s;
}

.ufz__media-slide.is-past,
.ufz__media-slide.is-future {
	opacity: 0;
	transform: scale(1.03);
	transition:
		opacity calc(var(--ufz-dur) * 1.2) ease,
		transform calc(var(--ufz-dur) * 1.8) cubic-bezier(0.22, 1, 0.36, 1),
		visibility 0s linear calc(var(--ufz-dur) * 1.2);
}

.ufz .ufz__img {
	flex: 1 1 0;
	min-width: 0;
	width: 100%;
	height: 100%;
	max-width: none;
	object-fit: cover;
	border-radius: 0;
}

/* ---------- Jahr: rollt mit Überblendung nach oben aus, von unten herein ---------- */

.ufz__years {
	position: relative;
	z-index: 2;
	overflow: hidden;
	padding: 0.04em 0;
}

.ufz--has-media .ufz__years {
	margin-top: -0.42em;
}

.ufz--slides .ufz__year {
	display: block;
	margin: 0;
	white-space: nowrap;
	opacity: 1;
	transform: translate3d(0, 0, 0);
	transition:
		transform calc(var(--ufz-dur) * 0.9) cubic-bezier(0.22, 1, 0.36, 1),
		opacity calc(var(--ufz-dur) * 0.6) ease,
		visibility 0s;
	will-change: transform, opacity;
}

.ufz--slides .ufz__year.is-past {
	opacity: 0;
	transform: translate3d(0, -65%, 0);
}

.ufz--slides .ufz__year.is-future {
	opacity: 0;
	transform: translate3d(0, 65%, 0);
}

.ufz--slides .ufz__year.is-past,
.ufz--slides .ufz__year.is-future {
	transition:
		transform calc(var(--ufz-dur) * 0.9) cubic-bezier(0.22, 1, 0.36, 1),
		opacity calc(var(--ufz-dur) * 0.6) ease,
		visibility 0s linear calc(var(--ufz-dur) * 0.9);
}

/* ---------- Event & Beschreibung: gleiten von rechts nach links ---------- */

.ufz__titles {
	margin-top: 0.6rem;
}

.ufz__texts {
	margin-top: 0.75rem;
	max-width: 46rem;
}

.ufz--align-center .ufz__texts {
	margin-left: auto;
	margin-right: auto;
}

.ufz--slides .ufz__title,
.ufz--slides .ufz__text {
	margin: 0;
	opacity: 1;
	transform: translate3d(0, 0, 0);
	transition:
		transform var(--ufz-dur) var(--ufz-ease),
		opacity calc(var(--ufz-dur) * 0.8) ease,
		visibility 0s;
	will-change: transform, opacity;
}

/* Beschreibung folgt dem Event mit kurzem Versatz. */
.ufz--slides .ufz__text.is-active {
	transition-delay: 70ms;
}

.ufz--slides .ufz__title.is-future,
.ufz--slides .ufz__text.is-future {
	opacity: 0;
	transform: translate3d(4rem, 0, 0);
}

.ufz--slides .ufz__title.is-past,
.ufz--slides .ufz__text.is-past {
	opacity: 0;
	transform: translate3d(-4rem, 0, 0);
}

.ufz--slides .ufz__title.is-past,
.ufz--slides .ufz__title.is-future,
.ufz--slides .ufz__text.is-past,
.ufz--slides .ufz__text.is-future {
	transition:
		transform var(--ufz-dur) var(--ufz-ease),
		opacity calc(var(--ufz-dur) * 0.8) ease,
		visibility 0s linear var(--ufz-dur);
}

/* ---------- Navigation ---------- */

.ufz__nav {
	display: inline-flex;
	align-items: center;
	gap: 0.9em;
	margin-top: clamp(1.5rem, 6vh, 4rem);
	font-variant-numeric: tabular-nums;
}

.ufz .ufz__arrow {
	all: unset;
	box-sizing: border-box;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.4em;
	color: inherit;
	cursor: pointer;
	transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.3s ease;
}

.ufz .ufz__arrow svg {
	display: block;
	width: 1.5em;
	height: auto;
}

.ufz .ufz__arrow--prev:hover {
	transform: translateX(-3px);
}

.ufz .ufz__arrow--next:hover {
	transform: translateX(3px);
}

.ufz .ufz__arrow[disabled] {
	opacity: 0.3;
	cursor: default;
	transform: none;
}

/* ---------- Überspringen / Nach oben ---------- */

/* Unsichtbar, bis man im eingerasteten Zeitstrahl scrollt. */
.ufz .ufz__skip {
	all: unset;
	box-sizing: border-box;
	position: absolute;
	left: 50%;
	bottom: clamp(1rem, 4vh, 2.5rem);
	z-index: 6;
	display: grid;
	padding: 0.5em 0;
	color: var(--ufz-nav);
	cursor: pointer;
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transform: translate3d(-50%, 8px, 0);
	transition:
		opacity 0.35s ease,
		transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
		visibility 0s linear 0.45s;
}

.ufz--dir-down .ufz__skip,
.ufz--dir-up .ufz__skip {
	opacity: 0.8;
	visibility: visible;
	pointer-events: auto;
	transform: translate3d(-50%, 0, 0);
	transition:
		opacity 0.35s ease,
		transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
		visibility 0s;
}

.ufz .ufz__skip:hover,
.ufz .ufz__skip:focus-visible {
	opacity: 1;
}

.ufz .ufz__skip:focus-visible {
	outline: 1px solid currentColor;
	outline-offset: 4px;
}

/* Beide Beschriftungen liegen übereinander und wechseln mit kurzem Roll-Fade. */
.ufz__skip-opt {
	grid-area: 1 / 1;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.6em;
	white-space: nowrap;
	transition:
		opacity 0.3s ease,
		transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.ufz__skip-opt--up {
	opacity: 0;
	transform: translate3d(0, -6px, 0);
}

.ufz--dir-up .ufz__skip-opt--down {
	opacity: 0;
	transform: translate3d(0, 6px, 0);
}

.ufz--dir-up .ufz__skip-opt--up {
	opacity: 1;
	transform: translate3d(0, 0, 0);
}

.ufz .ufz__skip svg {
	display: block;
	width: 0.75em;
	height: auto;
	transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.ufz .ufz__skip-opt--down svg {
	order: 2;
}

.ufz .ufz__skip:hover .ufz__skip-opt--down svg {
	transform: translateY(3px);
}

.ufz .ufz__skip:hover .ufz__skip-opt--up svg {
	transform: translateY(-3px);
}

/* Vertikale Mobilansicht der Linie: kein Einrasten, Button nicht nötig */
.ufz--vertical .ufz__skip {
	display: none;
}

/* Kurz ausblenden, bevor die Seite hinter den Zeitstrahl springt */
.ufz__stage,
.ufz__track {
	transition: opacity 0.26s ease;
}

.ufz--skipping .ufz__stage,
.ufz--skipping .ufz__track,
.ufz--skipping .ufz__skip {
	opacity: 0 !important;
	pointer-events: none;
}

.ufz__after:focus {
	outline: none;
}

/* Nur für Screenreader und Suchmaschinen */
.ufz__sr {
	position: absolute !important;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0 0 0 0);
	white-space: nowrap;
	border: 0;
}

@media (prefers-reduced-motion: reduce) {
	.ufz--slides .ufz__s {
		transition-duration: 0.01ms !important;
		transition-delay: 0s !important;
	}
}