/**
 * ============================================================
 * Ballon Taxi – Home Düsseldorf
 * ============================================================
 *
 * Scope:
 * - ausschließlich Startseite Düsseldorf
 * - Content unterhalb des gemeinsamen Home-Heros
 *
 * Prinzip:
 * - eigenständige visuelle Dramaturgie
 * - keine Abhängigkeit von Gutenberg-Columns
 * - kein JavaScript erforderlich
 * - Animationen ausschließlich performant über transform/opacity
 * ============================================================
 */


/* ============================================================
   DESIGN TOKENS
   ============================================================ */

.bt-home-duesseldorf {
	--bt-home-pink: #e42c8c;
	--bt-home-pink-dark: #bd1f71;
	--bt-home-ink: #19191f;
	--bt-home-ink-soft: #292930;
	--bt-home-text: #35353b;
	--bt-home-muted: #6d6d75;
	--bt-home-line: rgba(25, 25, 31, 0.12);
	--bt-home-warm: #f5f1ed;
	--bt-home-warm-light: #fbf9f7;
	--bt-home-white: #ffffff;

	--bt-home-width: 1240px;
	--bt-home-wide: 1440px;

	--bt-home-radius-sm: 18px;
	--bt-home-radius-md: 28px;
	--bt-home-radius-lg: 42px;

	--bt-home-shadow-soft:
		0 20px 60px rgba(20, 20, 26, 0.08);

	--bt-home-shadow-hover:
		0 30px 80px rgba(20, 20, 26, 0.14);

	position: relative;
	margin: 0;
	padding: 0;
	color: var(--bt-home-text);
}


/* ============================================================
   BASE / TYPOGRAPHY
   ============================================================ */

.bt-home-duesseldorf *,
.bt-home-duesseldorf *::before,
.bt-home-duesseldorf *::after {
	box-sizing: border-box;
}

.bt-home-duesseldorf section {
	position: relative;
}

.bt-home-duesseldorf h2,
.bt-home-duesseldorf h3,
.bt-home-duesseldorf p,
.bt-home-duesseldorf figure {
	margin-top: 0;
   	overflow-wrap: normal;
	word-break: normal;
	hyphens: none;
}

.bt-home-duesseldorf h2 {
	margin-bottom: 22px;
	font-size: clamp(2.2rem, 4vw, 4.6rem);
	font-weight: 650;
	line-height: 1.02;
	letter-spacing: -0.045em;
	color: var(--bt-home-ink);
}

.bt-home-duesseldorf h3 {
	margin-bottom: 14px;
	font-size: clamp(1.35rem, 2vw, 2rem);
	font-weight: 650;
	line-height: 1.12;
	letter-spacing: -0.025em;
	color: var(--bt-home-ink);
}

.bt-home-duesseldorf p {
	margin-bottom: 0;
	font-size: clamp(1rem, 1.2vw, 1.12rem);
	line-height: 1.75;
}

.bt-home-duesseldorf a {
	color: inherit;
}

.bt-home-eyebrow {
	margin: 0 0 18px !important;
	font-size: 0.78rem !important;
	font-weight: 750;
	line-height: 1.2 !important;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--bt-home-pink);
}

.bt-home-section-head {
	width: min(760px, 100%);
	margin-bottom: 58px;
}

.bt-home-section-head > p:last-child {
	max-width: 68ch;
	color: var(--bt-home-muted);
}


/* ============================================================
   FULL-BLEED SECTIONS
   ============================================================ */

.bt-home-brand,
.bt-home-usecases,
.bt-home-service-flow,
.bt-home-proof,
.bt-home-references,
.bt-home-offer,
.bt-home-gallery,
.bt-home-final {
	width: 100vw;
	max-width: none;
	margin-left: calc(50% - 50vw);
	margin-right: calc(50% - 50vw);
}


/* ============================================================
   01 – WAS IST BALLON-TAXI?
   Signature-Modul
   ============================================================ */

.bt-home-brand {
	overflow: clip;
	padding: clamp(92px, 10vw, 150px) 20px;
	background:
		radial-gradient(
			circle at 82% 22%,
			rgba(228, 44, 140, 0.11),
			transparent 32%
		),
		linear-gradient(
			135deg,
			#fbf9f7 0%,
			#f4efeb 100%
		);
}

.bt-home-brand__inner {
	position: relative;
	z-index: 2;
	width: min(var(--bt-home-width), 100%);
	margin: 0 auto;
	display: grid;
	grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
	gap: clamp(54px, 8vw, 130px);
	align-items: start;
}

.bt-home-brand__heading {
	position: sticky;
	top: 120px;
	align-self: start;
}

.bt-home-brand__heading h2 {
	max-width: 8ch;
	margin-bottom: 0;
	font-size: clamp(3.4rem, 6vw, 6.5rem);
}

.bt-home-brand__content {
	position: relative;
	padding-top: 8px;
}

.bt-home-brand__lead {
	max-width: 760px;
	margin-bottom: 26px !important;
	font-size: clamp(1.35rem, 2vw, 1.85rem) !important;
	line-height: 1.5 !important;
	color: var(--bt-home-ink);
}

.bt-home-brand__lead strong {
	font-weight: 700;
}

.bt-home-brand__content > p:not(.bt-home-brand__lead) {
	max-width: 760px;
	color: var(--bt-home-muted);
}

.bt-home-brand__benefits {
	margin-top: 54px;
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 18px;
}

.bt-home-brand__benefit {
	position: relative;
	min-height: 180px;
	padding: 26px 24px;
	border: 1px solid rgba(25, 25, 31, 0.09);
	border-radius: var(--bt-home-radius-sm);
	background: rgba(255, 255, 255, 0.68);
	box-shadow: 0 14px 40px rgba(20, 20, 26, 0.04);
	transition:
		transform 0.28s ease,
		box-shadow 0.28s ease,
		border-color 0.28s ease;
}

.bt-home-brand__benefit::before {
	content: "";
	position: absolute;
	top: 0;
	left: 24px;
	width: 44px;
	height: 3px;
	border-radius: 0 0 6px 6px;
	background: var(--bt-home-pink);
}

.bt-home-brand__benefit:hover {
	transform: translateY(-5px);
	border-color: rgba(228, 44, 140, 0.26);
	box-shadow: var(--bt-home-shadow-soft);
}

.bt-home-brand__benefit strong {
	display: block;
	margin-bottom: 10px;
	font-size: 1.08rem;
	line-height: 1.3;
	color: var(--bt-home-ink);
}

.bt-home-brand__benefit span {
	display: block;
	font-size: 0.95rem;
	line-height: 1.65;
	color: var(--bt-home-muted);
}

.bt-home-brand__year {
	position: absolute;
	z-index: 1;
	right: clamp(-26px, 1vw, 30px);
	bottom: clamp(-40px, -2vw, -10px);
	font-size: clamp(8rem, 18vw, 20rem);
	font-weight: 800;
	line-height: 0.72;
	letter-spacing: -0.08em;
	color: rgba(228, 44, 140, 0.055);
	pointer-events: none;
	user-select: none;
}


/* ============================================================
   02 – ANLASSWELTEN
   ============================================================ */

.bt-home-usecases {
	padding: clamp(94px, 10vw, 150px) 20px;
	background: var(--bt-home-white);
}

.bt-home-usecases > .bt-home-section-head,
.bt-home-usecases__grid {
	width: min(var(--bt-home-width), 100%);
	margin-left: auto;
	margin-right: auto;
}

.bt-home-usecases__grid {
	display: grid;
	grid-template-columns: repeat(12, minmax(0, 1fr));
	gap: 22px;
	align-items: stretch;
}

.bt-home-usecase {
	position: relative;
	overflow: hidden;
	min-height: 430px;
	padding: clamp(30px, 4vw, 48px);
	display: flex;
	flex-direction: column;
	border-radius: var(--bt-home-radius-md);
	background: var(--bt-home-warm-light);
	border: 1px solid var(--bt-home-line);
	transition:
		transform 0.34s ease,
		box-shadow 0.34s ease,
		border-color 0.34s ease;
}

.bt-home-usecase:nth-child(1) {
	grid-column: span 5;
}

.bt-home-usecase:nth-child(2) {
	grid-column: span 7;
	background:
		radial-gradient(
			circle at 88% 12%,
			rgba(228, 44, 140, 0.13),
			transparent 34%
		),
		linear-gradient(
			145deg,
			#4b4b50 0%,
			#2b2b31 52%,
			#222228 100%
		);
}

.bt-home-usecase:nth-child(3) {
	grid-column: 3 / span 8;
	min-height: 350px;
	background:
		linear-gradient(
			135deg,
			rgba(228, 44, 140, 0.10),
			rgba(245, 241, 237, 0.82)
		);
}

.bt-home-usecase:hover {
	transform: translateY(-7px);
	border-color: rgba(228, 44, 140, 0.28);
	box-shadow: var(--bt-home-shadow-hover);
}

.bt-home-usecase__number {
	margin-bottom: auto;
	font-size: clamp(3.5rem, 6vw, 6.8rem);
	font-weight: 750;
	line-height: 0.8;
	letter-spacing: -0.07em;
	color: rgba(25, 25, 31, 0.08);
}

.bt-home-usecase:nth-child(2) .bt-home-usecase__number {
	color: rgba(255, 255, 255, 0.09);
}

.bt-home-usecase h3 {
	margin-top: 82px;
	font-size: clamp(1.8rem, 2.8vw, 3.1rem);
}

.bt-home-usecase:nth-child(2) h3 {
	color: #fff;
}

.bt-home-usecase > p {
	max-width: 56ch;
	color: var(--bt-home-muted);
}

.bt-home-usecase:nth-child(2) > p {
	color: rgba(255, 255, 255, 0.72);
}

.bt-home-usecase__actions {
	margin-top: 32px;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 12px 20px;
}

.bt-home-link {
	display: inline-flex;
	align-items: center;
	min-height: 44px;
	font-size: 0.94rem;
	font-weight: 650;
	text-decoration: none;
	color: var(--bt-home-ink);
	transition:
		color 0.2s ease,
		transform 0.2s ease,
		opacity 0.2s ease;
}

.bt-home-link:hover {
	color: var(--bt-home-pink);
	transform: translateX(3px);
}

.bt-home-link--primary {
	padding: 12px 18px;
	border-radius: 999px;
	background: var(--bt-home-ink);
	color: #fff;
}

.bt-home-link--primary:hover {
	background: var(--bt-home-pink);
	color: #fff;
	transform: translateY(-2px);
}

.bt-home-usecase:nth-child(2) .bt-home-link {
	color: rgba(255, 255, 255, 0.78);
}

.bt-home-usecase:nth-child(2) .bt-home-link:hover {
	color: #fff;
}

.bt-home-usecase:nth-child(2) .bt-home-link--primary {
	background: var(--bt-home-pink);
	color: #fff;
}


/* ============================================================
   03 – SERVICE FLOW
   Dunkle Bühne
   ============================================================ */

.bt-home-service-flow {
	padding: clamp(100px, 11vw, 165px) 20px;
	overflow: hidden;
	background:
		radial-gradient(
			circle at 90% 10%,
			rgba(228, 44, 140, 0.18),
			transparent 30%
		),
		linear-gradient(
			145deg,
			#4b4b50 0%,
			#24242b 70%
		);
	color: #fff;
}

.bt-home-service-flow::after {
	content: "";
	position: absolute;
	right: -120px;
	bottom: -180px;
	width: 420px;
	height: 420px;
	border: 1px solid rgba(255, 255, 255, 0.07);
	border-radius: 50%;
	pointer-events: none;
}

.bt-home-service-flow__intro,
.bt-home-service-flow__steps {
	position: relative;
	z-index: 2;
	width: min(var(--bt-home-width), 100%);
	margin-left: auto;
	margin-right: auto;
}

.bt-home-service-flow__intro {
	display: grid;
	grid-template-columns: 1fr 1fr;
	column-gap: clamp(50px, 8vw, 120px);
	align-items: end;
	margin-bottom: clamp(64px, 8vw, 100px);
}

.bt-home-service-flow__intro .bt-home-eyebrow {
	grid-column: 1 / -1;
}

.bt-home-service-flow__intro h2 {
	margin-bottom: 0;
	color: #fff;
}

.bt-home-service-flow__intro > p:last-child {
	max-width: 58ch;
	padding-bottom: 7px;
	color: rgba(255, 255, 255, 0.68);
}

.bt-home-service-flow__steps {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.bt-home-service-step {
	position: relative;
	padding: 38px 28px 12px;
	border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.bt-home-service-step:first-child {
	padding-left: 28px;
}

.bt-home-service-step:last-child {
	border-right: 0;
}

.bt-home-service-step__index {
	display: inline-block;
	margin-bottom: 48px;
	font-size: 0.8rem;
	font-weight: 750;
	letter-spacing: 0.16em;
	color: var(--bt-home-pink);
}

.bt-home-service-step h3 {
	font-size: clamp(1.35rem, 1.7vw, 1.75rem);
	color: #fff;
}

.bt-home-service-step p {
	font-size: 0.96rem;
	line-height: 1.7;
	color: rgba(255, 255, 255, 0.62);
}

.bt-home-service-step::before {
	content: "";
	position: absolute;
	top: -1px;
	left: 0;
	width: 0;
	height: 2px;
	background: var(--bt-home-pink);
	transition: width 0.35s ease;
}

.bt-home-service-step:hover::before {
	width: 100%;
}



/* ============================================================
   SERVICE FLOW – INTERAKTION 01–04
   ============================================================ */

@media (hover: hover) and (pointer: fine) {

	.bt-home-service-flow__steps {
		position: relative;
	}

	.bt-home-service-step {
		overflow: hidden;
		transition:
			background-color 0.32s ease,
			opacity 0.32s ease,
			transform 0.32s ease;
	}

	/*
	 * Sobald ein Schritt aktiv mit der Maus angesprochen wird,
	 * treten die übrigen Schritte etwas zurück.
	 */
	.bt-home-service-flow__steps:has(.bt-home-service-step:hover)
	.bt-home-service-step:not(:hover) {
		opacity: 0.58;
	}

	.bt-home-service-step:hover {
		z-index: 2;
		transform: translateY(-6px);
		background:
			linear-gradient(
				180deg,
				rgba(255, 255, 255, 0.065) 0%,
				rgba(255, 255, 255, 0.018) 100%
			);
	}

	/*
	 * Die kleine Nummer wird beim Hover zur großen,
	 * zurückliegenden typografischen Ebene.
	 */
	.bt-home-service-step__index {
		position: relative;
		z-index: 2;
		transition:
			color 0.32s ease,
			transform 0.38s cubic-bezier(0.2, 0.75, 0.25, 1),
			opacity 0.32s ease,
			font-size 0.38s cubic-bezier(0.2, 0.75, 0.25, 1);
	}

	.bt-home-service-step:hover .bt-home-service-step__index {
		transform: translate(8px, 4px);
		color: rgba(228, 44, 140, 0.42);
	}

	/*
	 * Große zweite Nummer im Hintergrund.
	 * Sie entsteht rein aus dem vorhandenen Index.
	 */
	.bt-home-service-step::after {
		content: "";
		position: absolute;
		z-index: 0;
		right: 16px;
		bottom: -28px;

		font-size: clamp(6rem, 8vw, 9rem);
		font-weight: 800;
		line-height: 0.8;
		letter-spacing: -0.08em;

		color: rgba(228, 44, 140, 0);
		pointer-events: none;

		transform: translate(28px, 18px) scale(0.84);
		transition:
			color 0.38s ease,
			transform 0.42s cubic-bezier(0.2, 0.75, 0.25, 1);
	}

	.bt-home-service-step:nth-child(1)::after {
		content: "01";
	}

	.bt-home-service-step:nth-child(2)::after {
		content: "02";
	}

	.bt-home-service-step:nth-child(3)::after {
		content: "03";
	}

	.bt-home-service-step:nth-child(4)::after {
		content: "04";
	}

	.bt-home-service-step:hover::after {
		color: rgba(228, 44, 140, 0.105);
		transform: translate(0, 0) scale(1);
	}

	.bt-home-service-step h3,
	.bt-home-service-step p {
		position: relative;
		z-index: 2;
		transition:
			transform 0.34s ease,
			color 0.34s ease;
	}

	.bt-home-service-step:hover h3 {
		transform: translateY(-3px);
	}

	.bt-home-service-step:hover p {
		transform: translateY(-2px);
		color: rgba(255, 255, 255, 0.78);
	}

	/*
	 * Vorhandene pinke Oberkante bekommt beim Hover
	 * etwas mehr Präsenz.
	 */
	.bt-home-service-step:hover::before {
		width: 100%;
		height: 3px;
	}



   /*
 * Ausgangszustand:
 * Solange nichts gehovert wird, ist Schritt 01 dezent aktiv.
 */
.bt-home-service-flow__steps:not(:has(.bt-home-service-step:hover))
.bt-home-service-step:first-child {
	background:
		linear-gradient(
			180deg,
			rgba(255, 255, 255, 0.055) 0%,
			rgba(255, 255, 255, 0.014) 100%
		);
}

.bt-home-service-flow__steps:not(:has(.bt-home-service-step:hover))
.bt-home-service-step:first-child::before {
	width: 100%;
	height: 3px;
}

.bt-home-service-flow__steps:not(:has(.bt-home-service-step:hover))
.bt-home-service-step:first-child::after {
	color: rgba(228, 44, 140, 0.085);
	transform: translate(0, 0) scale(1);
}

.bt-home-service-flow__steps:not(:has(.bt-home-service-step:hover))
.bt-home-service-step:first-child p {
	color: rgba(255, 255, 255, 0.74);
}
}




/* ============================================================
   04 – PROOF / TRUST
   ============================================================ */

.bt-home-proof {
	padding: clamp(100px, 10vw, 150px) 20px;
	background: var(--bt-home-warm);
}

.bt-home-proof__statement,
.bt-home-proof__facts {
	width: min(var(--bt-home-width), 100%);
	margin-left: auto;
	margin-right: auto;
}

.bt-home-proof__statement {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
	gap: clamp(48px, 8vw, 120px);
	align-items: end;
}

.bt-home-proof__statement .bt-home-eyebrow {
	grid-column: 1 / -1;
	margin-bottom: -10px !important;
}

.bt-home-proof__statement h2 {
		max-width: 15ch;
	text-wrap: balance;
	margin-bottom: 0;
}

.bt-home-proof__statement > p:last-child {
	max-width: 58ch;
	padding-bottom: 8px;
	color: var(--bt-home-muted);
}

.bt-home-proof__facts {
	margin-top: clamp(64px, 8vw, 100px);
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	border-top: 1px solid var(--bt-home-line);
	border-bottom: 1px solid var(--bt-home-line);
}

.bt-home-proof__fact {
	padding: 34px 28px 32px;
	border-right: 1px solid var(--bt-home-line);
}

.bt-home-proof__fact:first-child {
	padding-left: 0;
}

.bt-home-proof__fact:last-child {
	border-right: 0;
}

.bt-home-proof__fact strong {
	display: block;
	margin-bottom: 10px;
	font-size: clamp(1.4rem, 2vw, 2rem);
	line-height: 1.08;
	letter-spacing: -0.03em;
	color: var(--bt-home-ink);
}

.bt-home-proof__fact span {
	display: block;
	max-width: 22ch;
	font-size: 0.92rem;
	line-height: 1.55;
	color: var(--bt-home-muted);
}


/* ============================================================
   05 – REFERENZEN
   ============================================================ */

.bt-home-references {
	padding: clamp(94px, 9vw, 135px) 20px;
	overflow: hidden;
	background: var(--bt-home-pink);
	color: #fff;
}

.bt-home-references::before {
	content: "BALLON TAXI";
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	white-space: nowrap;
	font-size: clamp(8rem, 17vw, 18rem);
	font-weight: 800;
	line-height: 1;
	letter-spacing: -0.07em;
	color: rgba(255, 255, 255, 0.055);
	pointer-events: none;
}

.bt-home-references__intro,
.bt-home-references__names,
.bt-home-references__link {
	position: relative;
	z-index: 2;
	width: min(var(--bt-home-width), 100%);
	margin-left: auto;
	margin-right: auto;
}

.bt-home-references__intro {
	max-width: 820px;
	text-align: center;
}

.bt-home-references .bt-home-eyebrow {
	color: rgba(255, 255, 255, 0.72);
}

.bt-home-references h2 {
	color: #fff;
}

.bt-home-references__intro > p:last-child {
	color: rgba(255, 255, 255, 0.8);
}

.bt-home-references__names {
	margin-top: 58px;
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	border-top: 1px solid rgba(255, 255, 255, 0.24);
	border-bottom: 1px solid rgba(255, 255, 255, 0.24);
}

.bt-home-references__names span {
	padding: 30px 18px;
	border-right: 1px solid rgba(255, 255, 255, 0.2);
	text-align: center;
	font-size: clamp(1.1rem, 1.8vw, 1.55rem);
	font-weight: 650;
	letter-spacing: -0.02em;
	transition:
		background-color 0.25s ease,
		transform 0.25s ease;
}

.bt-home-references__names span:last-child {
	border-right: 0;
}

.bt-home-references__names span:hover {
	background: rgba(255, 255, 255, 0.08);
	transform: translateY(-2px);
}

.bt-home-references__link {
	margin-top: 30px;
	text-align: center;
}

.bt-home-references__link a {
	font-weight: 650;
	text-decoration: none;
	color: #fff;
}

.bt-home-references__link a:hover {
	text-decoration: underline;
	text-underline-offset: 5px;
}


/* ============================================================
   06 – LEISTUNGEN
   Asymmetrisches Layout
   ============================================================ */

.bt-home-offer {
	padding: clamp(105px, 11vw, 165px) 20px;
	background: #fff;
}

.bt-home-offer__head,
.bt-home-offer__layout {
	width: min(var(--bt-home-width), 100%);
	margin-left: auto;
	margin-right: auto;
}

.bt-home-offer__head {
	margin-bottom: 60px;
}

.bt-home-offer__head h2 {
	max-width: 12ch;
}

.bt-home-offer__layout {
	display: grid;
	grid-template-columns: minmax(320px, 0.82fr) minmax(0, 1.18fr);
	gap: 24px;
	align-items: stretch;
}

.bt-home-offer__primary {
	position: relative;
	overflow: hidden;
	min-height: 570px;
	padding: clamp(36px, 5vw, 64px);
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	border-radius: var(--bt-home-radius-lg);
background:
	radial-gradient(
		circle at 82% 13%,
		rgba(228, 44, 140, 0.19),
		transparent 31%
	),
	linear-gradient(
		145deg,
		#4b4b50 0%,
		#313137 48%,
		#222228 100%
	);
	color: #fff;
}

.bt-home-offer__primary::before {
	content: "";
	position: absolute;
	top: 44px;
	right: 44px;
	width: 84px;
	height: 84px;
	border: 1px solid rgba(255, 255, 255, 0.16);
	border-radius: 50%;
}

.bt-home-offer__primary::after {
	content: "";
	position: absolute;
	top: 65px;
	right: 65px;
	width: 42px;
	height: 42px;
	border-radius: 50%;
	background: var(--bt-home-pink);
	opacity: 0.88;
}

.bt-home-offer__primary h3 {
	max-width: 12ch;
	font-size: clamp(2.2rem, 3.5vw, 4rem);
	color: #fff;
}

.bt-home-offer__primary p {
	max-width: 48ch;
	color: rgba(255, 255, 255, 0.68);
}

.bt-home-offer__primary a {
	margin-top: 28px;
	display: inline-flex;
	align-self: flex-start;
	font-weight: 650;
	text-decoration: none;
	color: #fff;
	transition:
		color 0.2s ease,
		transform 0.2s ease;
}

.bt-home-offer__primary a:hover {
	color: #fff;
	transform: translateX(4px);
}

.bt-home-offer__secondary {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 24px;
}

.bt-home-offer__item {
	position: relative;
	min-height: 270px;
	padding: 34px 30px;
	border: 1px solid var(--bt-home-line);
	border-radius: var(--bt-home-radius-md);
	background: var(--bt-home-warm-light);
	transition:
		transform 0.28s ease,
		box-shadow 0.28s ease,
		border-color 0.28s ease;
}

.bt-home-offer__item:hover {
	transform: translateY(-5px);
	border-color: rgba(228, 44, 140, 0.28);
	box-shadow: var(--bt-home-shadow-soft);
}

.bt-home-offer__item::after {
	content: "→";
	position: absolute;
	right: 28px;
	bottom: 24px;
	font-size: 1.3rem;
	color: var(--bt-home-pink);
	opacity: 0.65;
	transition: transform 0.25s ease;
}

.bt-home-offer__item:hover::after {
	transform: translateX(4px);
}

.bt-home-offer__item h3 {
	max-width: 14ch;
}

.bt-home-offer__item p {
	max-width: 42ch;
	font-size: 0.95rem;
	color: var(--bt-home-muted);
}


/* ============================================================
   07 – PROJEKTGALERIE
   ============================================================ */

.bt-home-gallery {
	padding: clamp(100px, 10vw, 155px) 20px;
	background: var(--bt-home-warm-light);
}

.bt-home-gallery__head,
.bt-home-gallery__grid {
	width: min(var(--bt-home-wide), 100%);
	margin-left: auto;
	margin-right: auto;
}

.bt-home-gallery__head {
	width: min(var(--bt-home-width), 100%);
	margin-bottom: 58px;
}

.bt-home-gallery__head h2 {
	max-width: 15ch;
}

.bt-home-gallery__head > p:last-child {
	max-width: 66ch;
	color: var(--bt-home-muted);
}

.bt-home-gallery__grid {
	display: grid;
	grid-template-columns: repeat(12, minmax(0, 1fr));
	grid-auto-rows: 250px;
	gap: 18px;
}

.bt-home-gallery__item {
	position: relative;
	overflow: hidden;
	grid-column: span 4;
	margin: 0;
	border-radius: var(--bt-home-radius-md);
	background: #e8e5e2;
}

.bt-home-gallery__item--large {
	grid-column: span 8;
	grid-row: span 2;
}

.bt-home-gallery__item--wide {
	grid-column: span 8;
}

.bt-home-gallery__item img {
	width: 100%;
	height: 100%;
	display: block;
	object-fit: cover;
	border-radius: inherit;
	transform: scale(1.001);
	transition:
		transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
		filter 0.35s ease;
}

.bt-home-gallery__item::after {
	content: "";
	position: absolute;
	inset: 0;
	background:
		linear-gradient(
			180deg,
			transparent 55%,
			rgba(15, 15, 18, 0.12) 100%
		);
	pointer-events: none;
	opacity: 0;
	transition: opacity 0.35s ease;
}

.bt-home-gallery__item:hover img {
	transform: scale(1.045);
}

.bt-home-gallery__item:hover::after {
	opacity: 1;
}


/* ============================================================
   08 – FINAL CTA
   ============================================================ */

.bt-home-final {
	padding: clamp(92px, 10vw, 145px) 20px;
	overflow: hidden;
	background:
		radial-gradient(
			circle at 88% 18%,
			rgba(228, 44, 140, 0.12),
			transparent 30%
		),
		linear-gradient(
			145deg,
			#4b4b50 0%,
			#303036 50%,
			#222228 100%
		);
	color: #fff;
}

.bt-home-final::before {
	content: "";
	position: absolute;
	width: 520px;
	height: 520px;
	right: -190px;
	top: -270px;
	border-radius: 50%;
	background: rgba(228, 44, 140, 0.16);
	filter: blur(1px);
	pointer-events: none;
}

.bt-home-final__inner {
	position: relative;
	z-index: 2;
	width: min(var(--bt-home-width), 100%);
	margin: 0 auto;
	display: grid;
	grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
	gap: clamp(50px, 8vw, 110px);
	align-items: end;
}

.bt-home-final h2 {
	max-width: 12ch;
	color: #fff;
}

.bt-home-final__copy > p:last-child {
	max-width: 60ch;
	color: rgba(255, 255, 255, 0.68);
}

.bt-home-final__actions {
	display: flex;
	flex-direction: column;
	gap: 14px;
}

.bt-home-final__button {
	min-height: 58px;
	padding: 16px 22px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 999px;
	font-size: 0.96rem;
	font-weight: 700;
	text-align: center;
	text-decoration: none;
	transition:
		transform 0.22s ease,
		background-color 0.22s ease,
		border-color 0.22s ease;
}

.bt-home-final__button:hover {
	transform: translateY(-3px);
}

.bt-home-final__button--primary {
	background: var(--bt-home-pink);
	color: #fff;
	border: 1px solid var(--bt-home-pink);
}

.bt-home-final__button--primary:hover {
	background: var(--bt-home-pink-dark);
	border-color: var(--bt-home-pink-dark);
	color: #fff;
}

.bt-home-final__button--secondary {
	background: transparent;
	color: #fff;
	border: 1px solid rgba(255, 255, 255, 0.28);
}

.bt-home-final__button--secondary:hover {
	background: rgba(255, 255, 255, 0.08);
	border-color: rgba(255, 255, 255, 0.5);
	color: #fff;
}


/* ============================================================
   TABLET
   ============================================================ */

@media (max-width: 1080px) {
   .bt-home-brand__heading {
	top: 96px;
}

	.bt-home-brand__inner {
		grid-template-columns: 0.75fr 1.25fr;
		gap: 54px;
	}

	.bt-home-brand__benefits {
		grid-template-columns: 1fr;
	}

	.bt-home-brand__benefit {
		min-height: auto;
	}

	.bt-home-usecase:nth-child(1),
	.bt-home-usecase:nth-child(2) {
		grid-column: span 6;
	}

	.bt-home-usecase:nth-child(3) {
		grid-column: 2 / span 10;
	}

	.bt-home-service-flow__steps {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		border-bottom: 1px solid rgba(255, 255, 255, 0.12);
	}

	.bt-home-service-step {
		border-bottom: 1px solid rgba(255, 255, 255, 0.12);
	}

	.bt-home-service-step:nth-child(2) {
		border-right: 0;
	}

.bt-home-service-step:nth-child(3) {
	padding-left: 28px;
	border-bottom: 0;
}

	.bt-home-service-step:nth-child(4) {
		border-bottom: 0;
	}

	.bt-home-proof__facts {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.bt-home-proof__fact:nth-child(2) {
		border-right: 0;
	}

	.bt-home-proof__fact:nth-child(1),
	.bt-home-proof__fact:nth-child(2) {
		border-bottom: 1px solid var(--bt-home-line);
	}

	.bt-home-proof__fact:nth-child(3) {
		padding-left: 0;
	}

	.bt-home-offer__layout {
		grid-template-columns: 1fr;
	}

	.bt-home-offer__primary {
		min-height: 470px;
	}
}



/* ============================================================
   TABLET / SMALL DESKTOP – HORIZONTALER SEITENRHYTHMUS
   ============================================================ */

@media (min-width: 761px) and (max-width: 1399px) {

	.bt-home-brand,
	.bt-home-usecases,
	.bt-home-service-flow,
	.bt-home-proof,
	.bt-home-references,
	.bt-home-offer,
	.bt-home-gallery,
	.bt-home-final {
		padding-left: clamp(32px, 3.5vw, 48px);
		padding-right: clamp(32px, 3.5vw, 48px);
	}
}



/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 760px) {

   .bt-home-references__link {
	margin-top: 36px;
}
	.bt-home-duesseldorf h2 {
		font-size: clamp(2.25rem, 11vw, 3.65rem);
	}

	.bt-home-duesseldorf h3 {
		font-size: 1.45rem;
	}

	.bt-home-brand,
	.bt-home-usecases,
	.bt-home-service-flow,
	.bt-home-proof,
	.bt-home-references,
	.bt-home-offer,
	.bt-home-gallery,
	.bt-home-final {
		padding-left: 18px;
		padding-right: 18px;
	}

	/* Brand */

	.bt-home-brand {
		padding-top: 82px;
		padding-bottom: 90px;
	}

	.bt-home-brand__inner {
		display: block;
	}

	.bt-home-brand__heading {
		position: relative;
		top: auto;
		margin-bottom: 40px;
	}

	.bt-home-brand__heading h2 {
		max-width: 9ch;
		font-size: clamp(3rem, 15vw, 4.6rem);
	}

	.bt-home-brand__lead {
		font-size: 1.25rem !important;
		line-height: 1.52 !important;
	}

	.bt-home-brand__benefits {
		margin-top: 42px;
	}

	.bt-home-brand__year {
		right: -10px;
		bottom: -5px;
		font-size: 8.5rem;
	}

	/* Usecases */

	.bt-home-usecases {
		padding-top: 86px;
		padding-bottom: 90px;
	}

	.bt-home-section-head {
		margin-bottom: 40px;
	}

	.bt-home-usecases__grid {
		display: block;
	}

	.bt-home-usecase,
	.bt-home-usecase:nth-child(3) {
		min-height: 390px;
		margin-bottom: 18px;
		padding: 30px 24px;
	}

	.bt-home-usecase:last-child {
		margin-bottom: 0;
	}

	.bt-home-usecase h3 {
		margin-top: 64px;
	}

	.bt-home-usecase__actions {
		align-items: flex-start;
		flex-direction: column;
	}

	/* Service */

	.bt-home-service-flow {
		padding-top: 90px;
		padding-bottom: 96px;
	}

	.bt-home-service-flow__intro {
		display: block;
		margin-bottom: 55px;
	}

	.bt-home-service-flow__intro h2 {
		margin-bottom: 24px;
	}

	.bt-home-service-flow__steps {
		display: block;
		border-bottom: 0;
	}

	.bt-home-service-step,
	.bt-home-service-step:first-child,
	.bt-home-service-step:nth-child(3) {
		padding: 30px 0;
		border-right: 0;
		border-bottom: 1px solid rgba(255, 255, 255, 0.12);
	}

	.bt-home-service-step:last-child {
		border-bottom: 0;
	}

	.bt-home-service-step__index {
		margin-bottom: 24px;
	}

	/* Proof */

	.bt-home-proof {
		padding-top: 90px;
		padding-bottom: 90px;
	}

	.bt-home-proof__statement {
		display: block;
	}

	.bt-home-proof__statement .bt-home-eyebrow {
		margin-bottom: 18px !important;
	}

	.bt-home-proof__statement h2 {
		margin-bottom: 28px;
	}

	.bt-home-proof__facts {
		margin-top: 56px;
		display: block;
		border-bottom: 0;
	}

	.bt-home-proof__fact,
	.bt-home-proof__fact:first-child,
	.bt-home-proof__fact:nth-child(3) {
		padding: 26px 0;
		border-right: 0;
		border-bottom: 1px solid var(--bt-home-line);
	}

	.bt-home-proof__fact:last-child {
		border-bottom: 0;
	}

	.bt-home-proof__fact span {
		max-width: none;
	}

	/* References */

	.bt-home-references {
		padding-top: 82px;
		padding-bottom: 82px;
	}

	.bt-home-references__names {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.bt-home-references__names span:nth-child(2) {
		border-right: 0;
	}

	.bt-home-references__names span:nth-child(1),
	.bt-home-references__names span:nth-child(2) {
		border-bottom: 1px solid rgba(255, 255, 255, 0.2);
	}

	/* Offer */

	.bt-home-offer {
		padding-top: 90px;
		padding-bottom: 92px;
	}

	.bt-home-offer__head {
		margin-bottom: 42px;
	}

	.bt-home-offer__primary {
		min-height: 450px;
		padding: 34px 26px;
		border-radius: 30px;
	}

	.bt-home-offer__primary::before {
		top: 28px;
		right: 28px;
		width: 64px;
		height: 64px;
	}

	.bt-home-offer__primary::after {
		top: 44px;
		right: 44px;
		width: 32px;
		height: 32px;
	}

	.bt-home-offer__secondary {
		grid-template-columns: 1fr;
		gap: 16px;
	}

	.bt-home-offer__item {
		min-height: 220px;
		padding: 28px 24px;
	}

	/* Gallery */

	.bt-home-gallery {
		padding-top: 88px;
		padding-bottom: 90px;
	}

	.bt-home-gallery__grid {
		display: grid;
		grid-template-columns: 1fr 1fr;
		grid-auto-rows: 210px;
		gap: 12px;
	}

	.bt-home-gallery__item,
	.bt-home-gallery__item--wide {
		grid-column: span 1;
	}

	.bt-home-gallery__item--large {
		grid-column: 1 / -1;
		grid-row: span 2;
	}

	.bt-home-gallery__item--wide {
		grid-column: 1 / -1;
	}

	/* Final */

	.bt-home-final {
		padding-top: 88px;
		padding-bottom: 92px;
	}

	.bt-home-final__inner {
		display: block;
	}

	.bt-home-final__copy {
		margin-bottom: 42px;
	}

	.bt-home-final h2 {
		max-width: 11ch;
	}

	.bt-home-final__actions {
		width: 100%;
	}

	.bt-home-final__button {
		width: 100%;
	}
}


/* ============================================================
   SMALL MOBILE
   ============================================================ */

@media (max-width: 480px) {

	.bt-home-gallery__grid {
		display: block;
	}

	.bt-home-gallery__item,
	.bt-home-gallery__item--large,
	.bt-home-gallery__item--wide {
		height: 280px;
		margin-bottom: 12px;
	}

	.bt-home-gallery__item:last-child {
		margin-bottom: 0;
	}

	.bt-home-references__names {
		display: block;
	}

	.bt-home-references__names span {
		display: block;
		border-right: 0;
		border-bottom: 1px solid rgba(255, 255, 255, 0.2);
	}

	.bt-home-references__names span:last-child {
		border-bottom: 0;
	}
}


/* ============================================================
   SCROLL REVEAL
   ============================================================
   JS setzt lediglich:
   - data-bt-reveal
   - bt-home-motion-ready
   - is-visible

   Wichtig:
   Ohne JS ist sämtlicher Content normal sichtbar.
   ============================================================ */

.bt-home-duesseldorf.bt-home-motion-ready [data-bt-reveal] {
	opacity: 0;
	translate: 0 24px;

	transition:
		opacity 0.68s cubic-bezier(0.2, 0.7, 0.2, 1),
		translate 0.72s cubic-bezier(0.2, 0.7, 0.2, 1);

	transition-delay: var(--bt-reveal-delay, 0ms);

	will-change: opacity, translate;
}

.bt-home-duesseldorf.bt-home-motion-ready [data-bt-reveal].is-visible {
	opacity: 1;
	translate: 0 0;
}


/*
 * Mobile etwas zurückhaltender:
 * kürzerer Weg, geringfügig schnellere Bewegung.
 */
@media (max-width: 760px) {

	.bt-home-duesseldorf.bt-home-motion-ready [data-bt-reveal] {
		translate: 0 16px;

		transition-duration:
			0.58s,
			0.62s;
	}
}


/* ============================================================
   ACCESSIBILITY / REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {

	.bt-home-duesseldorf *,
	.bt-home-duesseldorf *::before,
	.bt-home-duesseldorf *::after {
		scroll-behavior: auto !important;
		transition-duration: 0.01ms !important;
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
	}
}