/*
Theme Name: Delta One-Pager
Theme URI: https://example.com/
Author: Erstellt für Project Delta
Description: Schlankes Block-Theme (Full Site Editing) für einen verkaufsorientierten One-Pager zur Vermittlung von EU-Fahrerlaubnissen. Alle Inhalte sind direkt im WordPress-Editor änderbar. Keine Plugins, keine externen Ressourcen, keine ACF-Felder. Selbst gehostete Schriften.
Requires at least: 6.4
Tested up to: 6.8
Requires PHP: 7.4
Version: 1.3.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: delta-onepager
Tags: one-column, full-site-editing, block-patterns, custom-colors, custom-menu, wide-blocks
*/

/* ==========================================================================
   Nur was theme.json nicht abdeckt. Farben, Schriften und Abstände stecken
   in theme.json, damit sie im Editor sichtbar und änderbar bleiben.
   ========================================================================== */

:root {
	--delta-radius-sm: 10px;
	--delta-radius: 16px;
	--delta-radius-lg: 22px;
	--delta-radius-pill: 999px;
	--delta-ease: cubic-bezier(0.22, 1, 0.36, 1);
	--delta-speed: 0.42s;
	--delta-header-height: 4.75rem;
}

html {
	scroll-behavior: smooth;
	scroll-padding-top: calc(var(--delta-header-height) + 1.5rem);
	-webkit-text-size-adjust: 100%;
}

body {
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-rendering: optimizeLegibility;
	overflow-x: clip;
}

/* Optische Randausrichtung der großen Überschriften */
h1,
h2 {
	text-wrap: balance;
}

p,
li {
	text-wrap: pretty;
}

/* ==========================================================================
   Kopfbereich
   ========================================================================== */

.delta-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background-color: rgba(255, 255, 255, 0.82);
	backdrop-filter: saturate(180%) blur(16px);
	-webkit-backdrop-filter: saturate(180%) blur(16px);
	border-bottom: 1px solid transparent;
	transition: border-color 0.3s ease, box-shadow 0.3s ease,
		background-color 0.3s ease;
}

/* Der Header verdichtet sich beim Scrollen – reines CSS, kein JavaScript.
   Browser ohne Unterstützung zeigen einfach den Ruhezustand. */
@supports (animation-timeline: scroll()) {
	.delta-header {
		animation: delta-header-solid linear both;
		animation-timeline: scroll(root block);
		animation-range: 0 8rem;
	}
}

@keyframes delta-header-solid {
	to {
		background-color: rgba(255, 255, 255, 0.94);
		border-bottom-color: var(--wp--preset--color--line);
		box-shadow: 0 8px 30px -22px rgba(11, 24, 23, 0.5);
	}
}

/* Lesefortschritt als dünner Balken am unteren Rand des Kopfbereichs */
.delta-header::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: -1px;
	height: 2px;
	width: 100%;
	transform-origin: left;
	transform: scaleX(0);
	background: linear-gradient(
		90deg,
		var(--wp--preset--color--primary),
		var(--wp--preset--color--accent)
	);
	pointer-events: none;
}

@supports (animation-timeline: scroll()) {
	.delta-header::after {
		animation: delta-progress linear both;
		animation-timeline: scroll(root block);
	}
}

@keyframes delta-progress {
	to {
		transform: scaleX(1);
	}
}

.delta-header .wp-block-navigation a {
	position: relative;
	text-decoration: none;
	transition: color 0.2s ease;
}

.delta-header .wp-block-navigation a::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: -0.4em;
	height: 2px;
	border-radius: 2px;
	background: var(--wp--preset--color--primary);
	transform: scaleX(0);
	transform-origin: left;
	transition: transform 0.28s var(--delta-ease);
}

.delta-header .wp-block-navigation a:hover::after,
.delta-header .wp-block-navigation a:focus-visible::after {
	transform: scaleX(1);
}

/* Wortmarke */
.delta-wordmark {
	font-family: var(--wp--preset--font-family--display);
	letter-spacing: -0.035em;
}

/* ==========================================================================
   Hero: weicher Lichtschein und feines Raster statt flacher Fläche
   ========================================================================== */

.delta-hero {
	position: relative;
	isolation: isolate;
	overflow: hidden;
}

/* Zwei langsam driftende Lichtfelder – erzeugt Tiefe ohne Bilddatei */
.delta-hero::before {
	content: "";
	position: absolute;
	z-index: -1;
	inset: -30% -20%;
	pointer-events: none;
	background-image: radial-gradient(
			circle at 78% 18%,
			rgba(64, 196, 173, 0.34) 0%,
			rgba(64, 196, 173, 0.10) 38%,
			transparent 62%
		),
		radial-gradient(
			circle at 22% 78%,
			rgba(24, 128, 150, 0.30) 0%,
			rgba(24, 128, 150, 0.08) 40%,
			transparent 64%
		);
	will-change: transform;
}

@media (prefers-reduced-motion: no-preference) {
	.delta-hero::before {
		animation: delta-aurora 26s var(--delta-ease) infinite alternate;
	}
}

@keyframes delta-aurora {
	0% {
		transform: translate3d(0, 0, 0) scale(1);
	}
	50% {
		transform: translate3d(-3%, 2%, 0) scale(1.08);
	}
	100% {
		transform: translate3d(2%, -2%, 0) scale(1.04);
	}
}

/* Raster und feines Rauschen, beides nach unten ausblendend */
.delta-hero::after {
	content: "";
	position: absolute;
	z-index: -1;
	inset: 0;
	pointer-events: none;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E"),
		linear-gradient(
			to right,
			rgba(255, 255, 255, 0.05) 1px,
			transparent 1px
		),
		linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
	background-size: 160px 160px, 68px 68px, 68px 68px;
	opacity: 0.75;
	mix-blend-mode: overlay;
	mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
	-webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
}

/* Auszeichnungszeile über der Schlagzeile */
.delta-eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 0.6rem;
}

.delta-eyebrow::before {
	content: "";
	width: 1.75rem;
	height: 2px;
	border-radius: 2px;
	background: currentColor;
	opacity: 0.65;
	flex: 0 0 auto;
}

/* Glaskarte im Hero */
.delta-glass {
	background: rgba(255, 255, 255, 0.07);
	border: 1px solid rgba(255, 255, 255, 0.14);
	backdrop-filter: blur(14px);
	-webkit-backdrop-filter: blur(14px);
	border-radius: var(--delta-radius-lg);
	box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.55);
}

/* ==========================================================================
   Kennzahlenleiste
   ========================================================================== */

.delta-stat {
	position: relative;
}

.delta-stat-value {
	font-family: var(--wp--preset--font-family--display);
	letter-spacing: -0.04em;
	font-variant-numeric: tabular-nums;
}

.delta-stats .wp-block-column {
	position: relative;
}

@media (min-width: 782px) {
	.delta-stats .wp-block-column + .wp-block-column::before {
		content: "";
		position: absolute;
		left: calc(var(--wp--preset--spacing--40) * -0.5);
		top: 0.35rem;
		bottom: 0.35rem;
		width: 1px;
		background: var(--wp--preset--color--line);
	}
}

/* ==========================================================================
   Karten
   ========================================================================== */

.delta-card {
	height: 100%;
	position: relative;
	isolation: isolate;
	border-radius: var(--delta-radius);
	transition: transform var(--delta-speed) var(--delta-ease),
		box-shadow var(--delta-speed) var(--delta-ease);
	will-change: transform;
}

/* Lichtkegel, der beim Überfahren aufblendet */
.delta-card::before {
	content: "";
	position: absolute;
	z-index: -1;
	inset: 0;
	border-radius: inherit;
	opacity: 0;
	background: radial-gradient(
		120% 90% at 12% 0%,
		rgba(14, 87, 80, 0.09) 0%,
		transparent 60%
	);
	transition: opacity var(--delta-speed) var(--delta-ease);
	pointer-events: none;
}

@media (hover: hover) {
	.delta-card:hover {
		transform: translateY(-5px);
		box-shadow: 0 2px 4px rgba(11, 24, 23, 0.05),
			0 30px 55px -26px rgba(11, 24, 23, 0.32);
	}

	.delta-card:hover::before {
		opacity: 1;
	}
}

/* Ablauf: durchgehende Achse hinter den Karten */
.delta-steps {
	position: relative;
}

@media (min-width: 782px) {
	.delta-steps::before {
		content: "";
		position: absolute;
		z-index: 0;
		left: calc(var(--wp--preset--spacing--40) + 1.5rem - 1px);
		top: 3.5rem;
		bottom: 3.5rem;
		width: 2px;
		background: linear-gradient(
			to bottom,
			transparent 0%,
			var(--wp--preset--color--line) 6%,
			var(--wp--preset--color--line) 94%,
			transparent 100%
		);
	}
}

.delta-step {
	position: relative;
	z-index: 1;
}

.delta-step-number {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 3rem;
	height: 3rem;
	border-radius: var(--delta-radius-pill);
	font-family: var(--wp--preset--font-family--display);
	font-weight: 700;
	font-size: 1.15rem;
	line-height: 1;
	flex: 0 0 auto;
	position: relative;
	z-index: 1;
}

/* ==========================================================================
   Bento-Raster der Zielgruppen
   ========================================================================== */

.delta-bento {
	display: grid;
	gap: var(--wp--preset--spacing--30);
	grid-template-columns: 1fr;
}

@media (min-width: 600px) {
	.delta-bento {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 900px) {
	.delta-bento {
		grid-template-columns: repeat(6, 1fr);
	}

	/* Zwei große Kacheln oben, vier kleinere darunter */
	.delta-tile-1 {
		grid-column: span 3;
	}
	.delta-tile-2 {
		grid-column: span 3;
	}
	.delta-tile-3 {
		grid-column: span 2;
	}
	.delta-tile-4 {
		grid-column: span 2;
	}
	.delta-tile-5 {
		grid-column: span 2;
	}
	.delta-tile-6 {
		grid-column: span 6;
	}
}

.delta-tile {
	position: relative;
	isolation: isolate;
	border-radius: var(--delta-radius);
	background: rgba(255, 255, 255, 0.045);
	border: 1px solid rgba(255, 255, 255, 0.10);
	overflow: hidden;
	transition: transform var(--delta-speed) var(--delta-ease),
		border-color var(--delta-speed) var(--delta-ease),
		background-color var(--delta-speed) var(--delta-ease);
}

.delta-tile::before {
	content: "";
	position: absolute;
	z-index: -1;
	inset: 0;
	opacity: 0;
	background: radial-gradient(
		110% 80% at 15% 0%,
		rgba(88, 214, 190, 0.16) 0%,
		transparent 62%
	);
	transition: opacity var(--delta-speed) var(--delta-ease);
}

@media (hover: hover) {
	.delta-tile:hover {
		transform: translateY(-4px);
		border-color: rgba(143, 211, 199, 0.4);
		background: rgba(255, 255, 255, 0.07);
	}

	.delta-tile:hover::before {
		opacity: 1;
	}
}

/* Die große Abschlusskachel bekommt etwas mehr Luft */
@media (min-width: 900px) {
	.delta-tile-6 {
		display: grid;
		grid-template-columns: minmax(0, 22rem) minmax(0, 1fr);
		gap: var(--wp--preset--spacing--40);
		align-items: center;
	}
}

/* Preis-Karte hervorheben */
.delta-price-featured {
	position: relative;
	border-radius: var(--delta-radius-lg);
	box-shadow: 0 2px 4px rgba(11, 24, 23, 0.05),
		0 34px 70px -34px rgba(6, 35, 31, 0.5);
}

.delta-price-featured::before {
	content: "";
	position: absolute;
	inset: 0;
	border-radius: inherit;
	padding: 1.5px;
	background: linear-gradient(
		150deg,
		var(--wp--preset--color--primary),
		rgba(14, 87, 80, 0.15) 45%,
		var(--wp--preset--color--accent)
	);
	-webkit-mask: linear-gradient(#000 0 0) content-box,
		linear-gradient(#000 0 0);
	mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
	-webkit-mask-composite: xor;
	mask-composite: exclude;
	pointer-events: none;
}

.delta-price-value,
.delta-stat-value {
	font-family: var(--wp--preset--font-family--display);
	letter-spacing: -0.045em;
	font-variant-numeric: tabular-nums;
}

/* Verlaufsziffern. Beide Farbstopps sind dunkel genug, damit der Wert auch
   dann gut lesbar bleibt, wenn der Browser den Verlauf nicht darstellt. */
@supports (background-clip: text) or (-webkit-background-clip: text) {
	.delta-price-value,
	.delta-stat-value {
		background-image: linear-gradient(
			125deg,
			var(--wp--preset--color--primary) 0%,
			#0a3f3a 60%,
			var(--wp--preset--color--primary-dark) 100%
		);
		-webkit-background-clip: text;
		background-clip: text;
		color: transparent;
	}
}

/* ==========================================================================
   Mitlaufende Kontaktleiste (nur schmale Geräte)
   ========================================================================== */

.delta-sticky-cta {
	display: none;
}

@media (max-width: 781px) {
	.delta-sticky-cta {
		display: flex;
		position: fixed;
		z-index: 90;
		left: 0;
		right: 0;
		bottom: 0;
		background: rgba(255, 255, 255, 0.9);
		backdrop-filter: saturate(180%) blur(16px);
		-webkit-backdrop-filter: saturate(180%) blur(16px);
		border-top: 1px solid var(--wp--preset--color--line);
		padding-bottom: max(
			var(--wp--preset--spacing--20),
			env(safe-area-inset-bottom)
		) !important;
		transform: translateY(110%);
	}

	.delta-sticky-cta .wp-block-buttons,
	.delta-sticky-cta .wp-block-button {
		width: 100%;
	}

	.delta-sticky-cta .wp-block-button__link {
		width: 100%;
		text-align: center;
	}

	/* Blendet ein, sobald der Hero durchgescrollt ist. Ohne Unterstützung
	   für scroll-getriebene Animationen bleibt die Leiste ausgeblendet –
	   die Kontaktbuttons im Seiteninhalt genügen dann. */
	@supports (animation-timeline: scroll()) {
		.delta-sticky-cta {
			animation: delta-slide-in linear both;
			animation-timeline: scroll(root block);
			animation-range: 70vh 95vh;
		}
	}

	/* Platz schaffen, damit die Leiste den Fußbereich nicht verdeckt.
	   Die Leiste ist rund 87 px hoch, hier großzügig gerundet. */
	body {
		padding-bottom: calc(6.25rem + env(safe-area-inset-bottom));
	}
}

@keyframes delta-slide-in {
	to {
		transform: translateY(0);
	}
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.wp-block-button__link {
	transition: transform 0.2s var(--delta-ease), box-shadow 0.28s var(--delta-ease),
		background-color 0.2s ease;
	box-shadow: 0 1px 2px rgba(11, 24, 23, 0.08),
		0 12px 26px -14px rgba(11, 24, 23, 0.55);
}

@media (hover: hover) {
	.wp-block-button__link:hover {
		transform: translateY(-2px);
		box-shadow: 0 2px 4px rgba(11, 24, 23, 0.1),
			0 20px 36px -16px rgba(11, 24, 23, 0.5);
	}
}

.wp-block-button__link:active {
	transform: translateY(0);
}

/* Sekundärer Button auf dunklem Grund: nur Kontur */
.delta-btn-ghost .wp-block-button__link {
	background-color: transparent !important;
	color: #ffffff !important;
	border: 1.5px solid rgba(255, 255, 255, 0.35);
	box-shadow: none;
}

@media (hover: hover) {
	.delta-btn-ghost .wp-block-button__link:hover {
		background-color: rgba(255, 255, 255, 0.1) !important;
		border-color: rgba(255, 255, 255, 0.6);
	}
}

/* ==========================================================================
   FAQ
   ========================================================================== */

.wp-block-details {
	border: 1px solid var(--wp--preset--color--line);
	border-radius: var(--delta-radius-sm);
	padding: 0.35rem var(--wp--preset--spacing--30);
	background: var(--wp--preset--color--base);
	transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.wp-block-details + .wp-block-details {
	margin-top: 0.6rem;
}

.wp-block-details:hover {
	border-color: #c4d5d2;
}

.wp-block-details[open] {
	border-color: var(--wp--preset--color--primary-light);
	box-shadow: 0 1px 2px rgba(11, 24, 23, 0.04),
		0 14px 30px -18px rgba(11, 24, 23, 0.22);
}

.wp-block-details summary {
	cursor: pointer;
	font-family: var(--wp--preset--font-family--display);
	font-weight: 600;
	font-size: var(--wp--preset--font-size--medium);
	letter-spacing: -0.014em;
	line-height: 1.45;
	list-style: none;
	padding: var(--wp--preset--spacing--20) 2.5rem
		var(--wp--preset--spacing--20) 0;
	position: relative;
	color: var(--wp--preset--color--contrast);
	transition: color 0.2s ease;
}

.wp-block-details summary:hover {
	color: var(--wp--preset--color--primary);
}

.wp-block-details summary::-webkit-details-marker {
	display: none;
}

/* Plus, das sich beim Öffnen zum Minus dreht */
.wp-block-details summary::after,
.wp-block-details summary::before {
	content: "";
	position: absolute;
	right: 0.2rem;
	top: 50%;
	width: 0.85rem;
	height: 2px;
	border-radius: 2px;
	background: var(--wp--preset--color--primary);
	transition: transform 0.32s var(--delta-ease), opacity 0.32s var(--delta-ease);
}

.wp-block-details summary::before {
	transform: translateY(-50%);
}

.wp-block-details summary::after {
	transform: translateY(-50%) rotate(90deg);
}

.wp-block-details[open] summary::after {
	transform: translateY(-50%) rotate(0deg);
	opacity: 0;
}

.wp-block-details summary:focus-visible {
	outline: 2px solid var(--wp--preset--color--primary);
	outline-offset: 4px;
	border-radius: 6px;
}

.wp-block-details > *:not(summary) {
	max-width: 64ch;
	color: var(--wp--preset--color--muted-text);
	padding-bottom: var(--wp--preset--spacing--20);
}

.wp-block-details > *:not(summary):first-of-type {
	margin-top: 0;
}

/* Weiches Aufklappen, wo der Browser es unterstützt */
@supports (interpolate-size: allow-keywords) {
	:root {
		interpolate-size: allow-keywords;
	}

	.wp-block-details::details-content {
		block-size: 0;
		overflow: hidden;
		opacity: 0;
		transition: block-size 0.36s var(--delta-ease),
			content-visibility 0.36s allow-discrete, opacity 0.28s ease;
	}

	.wp-block-details[open]::details-content {
		block-size: auto;
		opacity: 1;
	}
}

/* ==========================================================================
   Listen
   ========================================================================== */

.delta-checklist,
.delta-crosslist {
	list-style: none;
	padding-left: 0;
}

.delta-checklist li,
.delta-crosslist li {
	position: relative;
	padding-left: 2.15rem;
	margin-bottom: 0.8rem;
}

.delta-checklist li::before {
	content: "";
	position: absolute;
	left: 0.15rem;
	top: 0.44em;
	width: 1.1rem;
	height: 0.58rem;
	border-left: 2.5px solid currentColor;
	border-bottom: 2.5px solid currentColor;
	transform: rotate(-45deg);
	opacity: 0.9;
}

.delta-crosslist li::before,
.delta-crosslist li::after {
	content: "";
	position: absolute;
	left: 0.25rem;
	top: 0.72em;
	width: 0.95rem;
	height: 2px;
	border-radius: 2px;
	background: var(--wp--preset--color--accent);
}

.delta-crosslist li::before {
	transform: rotate(45deg);
}

.delta-crosslist li::after {
	transform: rotate(-45deg);
}

/* ==========================================================================
   Hinweiskasten
   ========================================================================== */

.delta-note {
	border-left: 3px solid var(--wp--preset--color--accent);
	border-radius: 0 var(--delta-radius-sm) var(--delta-radius-sm) 0;
	background: linear-gradient(
		90deg,
		rgba(168, 85, 18, 0.06) 0%,
		transparent 55%
	);
}

/* Fußbereich: Links mit größerer Klickfläche (Fingerbedienung) */
.has-link-color a {
	display: inline-block;
	padding-block: 0.3rem;
}

/* Abschnitts-Einleitung bündig zu den breiten Karten */
.delta-intro > * {
	margin-left: 0;
	margin-right: auto;
}

/* ==========================================================================
   Sanftes Einblenden beim Scrollen – ohne JavaScript.
   Browser ohne Unterstützung zeigen die Inhalte einfach sofort.
   ========================================================================== */

@media (prefers-reduced-motion: no-preference) {
	@supports (animation-timeline: view()) {
		.delta-reveal {
			animation: delta-fade-up linear both;
			animation-timeline: view();
			/* Feste Strecke statt Prozentwert: So blenden auch sehr lange
			   Abschnitte (etwa der FAQ-Bereich) vollständig ein, statt über
			   die halbe Bildschirmhöhe blass zu bleiben. */
			animation-range: entry 40px entry 380px;
		}
	}
}

@keyframes delta-fade-up {
	from {
		opacity: 0;
		transform: translateY(26px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* ==========================================================================
   Barrierefreiheit und Fokus
   ========================================================================== */

a:focus-visible,
button:focus-visible,
summary:focus-visible,
.wp-block-button__link:focus-visible {
	outline: 3px solid var(--wp--preset--color--accent);
	outline-offset: 3px;
}

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
}

/* ==========================================================================
   Mobil
   ========================================================================== */

@media (max-width: 781px) {
	:root {
		--delta-header-height: 4.25rem;
	}

	.delta-hero::before {
		top: -18%;
		right: -35%;
		width: 130vw;
	}

	/* Der Strich vor der Auszeichnungszeile bliebe beim Umbruch allein
	   in der ersten Zeile stehen – auf schmalen Geräten weglassen. */
	.delta-eyebrow::before {
		display: none;
	}

	/* Der WhatsApp-Knopf im Kopfbereich ist auf dem Handy überflüssig,
	   weil die mitlaufende Leiste unten dieselbe Aktion anbietet.
	   Das spart wertvolle Höhe über der Falz. */
	.delta-header .wp-block-buttons {
		display: none;
	}
}

@media (max-width: 600px) {
	.delta-cta-group .wp-block-button {
		width: 100%;
	}

	.delta-cta-group .wp-block-button__link {
		width: 100%;
		text-align: center;
	}
}

/* ==========================================================================
   Druck
   ========================================================================== */

@media print {
	.delta-header {
		position: static;
		background: none;
	}

	.wp-block-details {
		display: block;
		border: none;
		break-inside: avoid;
	}

	.wp-block-details > *:not(summary) {
		display: block !important;
	}

	.delta-reveal {
		animation: none !important;
		opacity: 1 !important;
		transform: none !important;
	}
}