/* ==========================================================================
   XtraBus Prototyp: Basis (in beiden Themes identisch)

   Tokens, Reset, Layout, Buttons, Seitenkopf, Footer und Formular-Bausteine.
   Alle Maße in px, Schrift Lexend. Variantenabhängige Werte (--xb-band, --xb-h2,
   --xb-page-bg …) setzt theme.css, das nach dieser Datei geladen wird.
   ========================================================================== */

/* --- Design-Tokens ------------------------------------------------------ */
:root {
	/* Farben */
	--xb-petrol: #00685E;
	--xb-navy: #00263A;
	--xb-tuerkis: #2BD5C4;
	--xb-gelb: #F2C14B;
	--xb-rot: #A7253D;
	--xb-grau: #F2F2F2;
	--xb-tint: #D5F7F3;
	--xb-text-body: #2E4552;
	--xb-text-muted: #4D6470;
	--xb-line: #DCE3E6;
	--xb-dark-panel: #052E44;
	--xb-dark-line: #12455E;
	--xb-led-bg: #001A28;
	--xb-dark-pill: #06324A;
	--xb-on-dark-2: #A9C4C9;
	--xb-on-dark: #CFE0E3;
	--xb-on-petrol: #E3F4F1;
	--xb-on-petrol-2: #BDF3EC;
	--xb-footer-2: #CDE9E5;
	--xb-footer-line: #138074;

	/* Einzelwerte */
	--xb-pause: #8FA5AE;
	--xb-dashed: #B7C6CC;
	--xb-switch-off: #C3CED3;
	--xb-line-b: #C9D4D8;
	--xb-line-b2: #D5DEE1;
	--xb-placeholder: #5F7480;
	--xb-star: #E2A21B;
	--xb-x-bg: #F9D9E0;
	--xb-ring: #9FD9D1;
	--xb-pause-dark: #4F7486;
	--xb-on-photo: #E3EEF0;
	--xb-stripe-1: #EF4A81;
	--xb-stripe-2: #FFB81D;
	--xb-stripe-3: #DB2AF2;
	--xb-hint-bg: #FFE58F;
	--xb-hint-fg: #5C4700;

	/* Schrift. Als Ersatz gilt wie in der Referenz sans-serif: Es liefert Pfeil, Haken und Stern, die Lexend nicht hat. */
	--xb-font: 'Lexend', sans-serif;
	--xb-font-led: 'DotGothic16', ui-monospace, monospace;

	/* Radien */
	--xb-r-badge: 4px;
	--xb-r-check: 6px;
	--xb-r-led-tag: 8px;
	--xb-r-field: 10px;
	--xb-r-nav: 12px;
	--xb-r-led: 14px;
	--xb-r-sm: 16px;
	--xb-r-tile: 20px;
	--xb-r-card: 24px;
	--xb-r-bar: 32px;
	--xb-r-hero: 40px;
	--xb-r-pill: 999px;

	/* Schatten */
	--xb-shadow-float: 0 20px 48px rgba(0, 38, 58, .25);
	--xb-shadow-card: 0 1px 2px rgba(0, 38, 58, .06), 0 16px 40px rgba(0, 38, 58, .08);

	/* Layout */
	--xb-max: 1280px;
	--xb-gutter: 40px;
}

/* --- Reset und Grundlagen ----------------------------------------------- */
*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	background: var(--xb-page-bg, #fff);
	color: var(--xb-navy);
	font-family: var(--xb-font);
	-webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote {
	margin: 0;
}

ul, ol {
	padding: 0;
	list-style: none;
}

a {
	color: inherit;
	text-decoration: none;
}

a:hover {
	text-decoration: underline;
}

img {
	display: block;
	max-width: 100%;
}

button {
	margin: 0;
	padding: 0;
	border: 0;
	background: none;
	color: inherit;
	font: inherit;
	cursor: pointer;
}

input,
textarea {
	margin: 0;
	color: inherit;
	font: inherit;
}

:focus-visible {
	outline: 2px solid var(--xb-tuerkis);
	outline-offset: 2px;
}

[hidden] {
	display: none !important;
}

/* --- Seite und Container ------------------------------------------------ */
.xb-page {
	background: var(--xb-page-bg, #fff);
	color: var(--xb-navy);
	font-family: var(--xb-font);
}

.xb-container {
	width: 100%;
	max-width: var(--xb-max);
	margin: 0 auto;
	padding: 0 var(--xb-gutter);
}

.xb-skip {
	position: absolute;
	top: 0;
	left: -9999px;
	z-index: 100;
	padding: 12px 20px;
	border-radius: 0 0 var(--xb-r-nav) 0;
	background: var(--xb-navy);
	color: #fff;
}

.xb-skip:focus {
	left: 0;
}

.xb-sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0 0 0 0);
	white-space: nowrap;
	border: 0;
}

/* --- Beispiel-Markierung ------------------------------------------------ */
.xb-hint {
	flex: none;
	font: 600 11px/1 system-ui, sans-serif;
	letter-spacing: .04em;
	text-transform: uppercase;
	background: var(--xb-hint-bg);
	color: var(--xb-hint-fg);
	padding: 5px 8px;
	border-radius: var(--xb-r-badge);
}

/* --- Buttons und Links -------------------------------------------------- */
.xb-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	padding: 12px 20px;
	border: 0;
	border-radius: var(--xb-r-pill);
	font-size: 15px;
	font-weight: 600;
	text-decoration: none;
	white-space: nowrap;
	transition: filter 150ms ease;
}

.xb-btn:hover {
	filter: brightness(.94);
	text-decoration: none;
}

.xb-btn--primary {
	background: var(--xb-navy);
	color: #fff;
}

.xb-btn--on-dark {
	background: var(--xb-tuerkis);
	color: var(--xb-navy);
}

.xb-btn--outline {
	background: transparent;
	border: 1px solid var(--xb-navy);
	color: var(--xb-navy);
}

.xb-btn--outline-dark {
	background: transparent;
	border: 1px solid rgba(255, 255, 255, .45);
	color: #fff;
}

/* Größen */
.xb-btn--lg {
	height: 56px;
	padding: 0 24px;
	font-size: 16px;
}

.xb-btn--cta {
	padding: 16px 26px;
	font-size: 16px;
}

.xb-btn--md {
	padding: 14px 22px;
}

.xb-btn--sm {
	padding: 12px 18px;
	font-size: 14px;
}

.xb-btn--xs {
	padding: 10px 18px;
	font-size: 14px;
}

.xb-link {
	font-size: 16px;
	font-weight: 500;
	color: var(--xb-petrol);
}

/* --- Seitenkopf (Navigation, scrollt mit der Seite weg, nicht sticky) --- */
.xb-header {
	height: 84px;
	color: #fff;
}

.xb-header__in {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	height: 100%;
}

.xb-header__logo {
	display: block;
	flex: none;
	line-height: 0;
}

.xb-header__logo img {
	width: auto;
	height: 56px;
}

.xb-header__nav {
	display: flex;
	gap: 26px;
	font-size: 15px;
}

.xb-header__nav a.is-active {
	font-weight: 600;
	text-decoration: underline;
	text-decoration-color: var(--xb-tuerkis);
	text-decoration-thickness: 2px;
	text-underline-offset: 10px;
}

.xb-header__right {
	display: flex;
	align-items: center;
	gap: 16px;
	font-size: 15px;
}

.xb-ekomi {
	display: flex;
	flex: none;
	align-items: center;
	gap: 8px;
	padding: 4px 14px 4px 4px;
	border-radius: var(--xb-r-pill);
	background: var(--xb-ekomi-bg, rgba(0, 38, 58, .35));
	color: #fff;
	font-size: 14px;
	font-weight: 600;
	text-decoration: none;
}

.xb-ekomi img {
	width: 32px;
	height: 32px;
}

.xb-header__login {
	font-weight: 500;
}

.xb-header__user {
	display: flex;
	align-items: center;
	gap: 8px;
	font-weight: 500;
}

.xb-avatar {
	display: grid;
	place-items: center;
	width: 32px;
	height: 32px;
	border-radius: 50%;
	background: var(--xb-tuerkis);
	color: var(--xb-navy);
	font-size: 13px;
	font-weight: 600;
}

.xb-nav-toggle {
	display: none;
	padding: 8px 14px;
	border: 1px solid rgba(255, 255, 255, .45);
	border-radius: var(--xb-r-pill);
	font-size: 14px;
	font-weight: 500;
}

/* --- Hero-Band: gemeinsame Bausteine ------------------------------------ */
.xb-band {
	background: var(--xb-band, var(--xb-petrol));
	color: #fff;
	border-radius: 0 0 var(--xb-r-hero) var(--xb-r-hero);
}

.xb-crumbs {
	display: flex;
	gap: 8px;
	margin-bottom: 22px;
	font-size: 14px;
	font-weight: 300;
	color: var(--xb-eyebrow, var(--xb-on-petrol-2));
}

.xb-crumbs [aria-current] {
	color: #fff;
	font-weight: 400;
}

.xb-hero__eyebrow {
	margin: 0 0 16px;
	font-size: 13px;
	font-weight: 600;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var(--xb-eyebrow, var(--xb-on-petrol-2));
}

.xb-hero__title {
	max-width: 980px;
	font-size: 56px;
	line-height: 1.04;
	font-weight: 700;
	letter-spacing: -.035em;
	text-wrap: balance;
}

.xb-hero__sub {
	max-width: 620px;
	margin: 20px 0 0;
	font-size: 19px;
	line-height: 1.55;
	font-weight: 300;
	color: var(--xb-hero-sub, var(--xb-on-petrol));
}

.xb-chips {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 28px;
}

.xb-chip {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 9px 16px;
	border-radius: var(--xb-r-pill);
	background: var(--xb-chip-bg, rgba(0, 38, 58, .28));
	font-size: 15px;
	font-weight: 500;
}

.xb-chip::before {
	content: "";
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--xb-tuerkis);
}

/* --- Sektion und Sektionskopf ------------------------------------------- */
.xb-sec {
	padding: 88px 0;
}

.xb-sec--product {
	padding: 96px 0;
}

.xb-sec--alt {
	background: var(--xb-alt-bg, var(--xb-grau));
}

.xb-sec--dark {
	background: var(--xb-band, var(--xb-petrol));
	color: #fff;
}

.xb-head {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 40px;
	margin-bottom: 36px;
}

.xb-head__main {
	max-width: 780px;
}

.xb-eyebrow {
	margin: 0 0 12px;
	font-size: 13px;
	font-weight: 600;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var(--xb-petrol);
}

.xb-sec--dark .xb-eyebrow {
	color: var(--xb-tuerkis);
}

.xb-head__title {
	display: flex;
	align-items: center;
	gap: 14px;
}

.xb-h2 {
	font-size: 44px;
	line-height: 1.08;
	font-weight: 700;
	letter-spacing: -.025em;
	color: var(--xb-h2, var(--xb-petrol));
}

.xb-sec--dark .xb-h2 {
	color: #fff;
}

.xb-h3 {
	font-size: 22px;
	line-height: 1.25;
	font-weight: 600;
}

.xb-head__intro {
	margin: 14px 0 0;
	font-size: 17px;
	line-height: 1.6;
	font-weight: 300;
	color: var(--xb-text-muted);
}

.xb-sec--dark .xb-head__intro {
	color: var(--xb-on-dark);
}

/* --- Raster -------------------------------------------------------------- */
.xb-grid {
	display: grid;
	gap: 24px;
}

.xb-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.xb-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.xb-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* --- Formular-Bausteine -------------------------------------------------- */

/* Feld mit Label und Wert (Sofortpreis-Karte, Routenleiste, Buchung) */
.xb-fld {
	display: block;
	padding: 10px 14px;
	border: 1px solid var(--xb-tuerkis);
	border-radius: var(--xb-r-field);
	background: #fff;
}

.xb-fld:focus-within {
	outline: 2px solid var(--xb-tuerkis);
	outline-offset: 2px;
}

.xb-fld__label {
	display: block;
	font-size: 12px;
	color: var(--xb-text-muted);
}

.xb-fld__input {
	display: block;
	width: 100%;
	margin: 2px 0 0;
	padding: 0;
	border: 0;
	background: transparent;
	color: var(--xb-navy);
	font-size: 16px;
	font-weight: 500;
}

.xb-fld__input:focus-visible {
	outline: 0;
}

/* Werte mit führendem „+“ (z. B. „+ hinzufügen“) */
.xb-fld__input.is-add,
.xb-fld__input.is-add::placeholder {
	font-weight: 300;
	color: var(--xb-text-muted);
}

/* Personen mit −/+ */
.xb-pax {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 8px 8px 8px 14px;
	border: 1px solid var(--xb-tuerkis);
	border-radius: var(--xb-r-field);
	background: #fff;
}

.xb-pax__label {
	font-size: 12px;
	color: var(--xb-text-muted);
}

.xb-pax__value {
	margin-top: 2px;
	font-size: 16px;
	font-weight: 500;
}

.xb-pax__btns {
	display: flex;
	gap: 8px;
}

.xb-pax__btn {
	display: grid;
	place-items: center;
	width: 38px;
	height: 38px;
	border-radius: 50%;
	background: var(--xb-grau);
	font-size: 18px;
}

/* Segment-Umschalter */
.xb-seg {
	display: flex;
	gap: 4px;
	padding: 4px;
	border-radius: var(--xb-r-pill);
	background: var(--xb-grau);
	font-size: 14px;
	font-weight: 500;
}

.xb-seg__item {
	flex: 1;
	padding: 9px 6px;
	border-radius: var(--xb-r-pill);
	color: var(--xb-text-muted);
	text-align: center;
}

.xb-seg__item.is-active {
	background: var(--xb-petrol);
	color: #fff;
}

.xb-seg--accent .xb-seg__item.is-active {
	background: var(--xb-accent, var(--xb-petrol));
}

/* Auswahl-Pillen */
.xb-pills__label {
	margin-bottom: 10px;
	font-size: 14px;
	font-weight: 500;
}

.xb-pills {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.xb-pill {
	padding: 10px 18px;
	border: 1px solid var(--xb-tuerkis);
	border-radius: var(--xb-r-pill);
	background: #fff;
	font-size: 15px;
}

.xb-pill.is-active {
	border-color: var(--xb-accent, var(--xb-petrol));
	background: var(--xb-accent, var(--xb-petrol));
	color: #fff;
}

/* Textfelder (Buchung, Hilfe, Veranstalter, Anmelden) */
.xb-field__label {
	display: block;
	margin-bottom: 8px;
	font-size: 14px;
	font-weight: 500;
}

.xb-field__opt {
	font-weight: 300;
	color: var(--xb-text-muted);
}

.xb-input,
.xb-textarea {
	display: block;
	width: 100%;
	padding: 0 16px;
	border: 1px solid var(--xb-tuerkis);
	border-radius: var(--xb-r-field);
	background: #fff;
	color: var(--xb-navy);
	font-size: 15px;
	font-weight: 300;
}

.xb-input {
	height: 52px;
}

.xb-textarea {
	height: 112px;
	padding: 14px 16px;
	resize: vertical;
}

.xb-input::placeholder,
.xb-textarea::placeholder {
	color: var(--xb-placeholder);
	opacity: 1;
}

.xb-input:not(:placeholder-shown),
.xb-textarea:not(:placeholder-shown) {
	font-weight: 500;
}

/* Checkbox (gefüllt mit Häkchen, solange aktiv) */
.xb-check {
	display: flex;
	align-items: center;
	gap: 12px;
	font-size: 15px;
	font-weight: 300;
}

.xb-checkbox {
	appearance: none;
	display: grid;
	flex: none;
	place-items: center;
	width: 22px;
	height: 22px;
	margin: 0;
	border: 1px solid var(--xb-accent, var(--xb-petrol));
	border-radius: var(--xb-r-check);
	background: #fff;
	color: #fff;
	font-size: 13px;
	cursor: pointer;
}

.xb-checkbox:checked {
	background: var(--xb-accent, var(--xb-petrol));
}

.xb-checkbox:checked::after {
	content: "\2713";
}

/* Schalter */
.xb-switch {
	position: relative;
	flex: none;
	width: 52px;
	height: 30px;
	border-radius: var(--xb-r-pill);
	background: var(--xb-switch-off);
}

.xb-switch::after {
	content: "";
	position: absolute;
	top: 3px;
	left: 3px;
	width: 24px;
	height: 24px;
	border-radius: 50%;
	background: #fff;
}

.xb-switch.is-on {
	background: var(--xb-petrol);
}

.xb-switch.is-on::after {
	right: 3px;
	left: auto;
}

/* --- Farbstreifen und Footer --------------------------------------------- */
.xb-stripe {
	display: flex;
	justify-content: center;
}

.xb-stripe span {
	width: 100px;
	height: 6px;
}

.xb-stripe span:nth-child(1) { background: var(--xb-stripe-1); }
.xb-stripe span:nth-child(2) { background: var(--xb-stripe-2); }
.xb-stripe span:nth-child(3) { background: var(--xb-stripe-3); }
.xb-stripe span:nth-child(4) { background: var(--xb-tuerkis); }

.xb-footer {
	padding: 56px 0 28px;
	background: var(--xb-petrol);
	color: #fff;
}

.xb-footer__grid {
	display: grid;
	grid-template-columns: 1.4fr 1.2fr .8fr .8fr .9fr;
	gap: 32px;
}

.xb-footer__logo {
	display: block;
	flex: none;
	line-height: 0;
}

.xb-footer__logo img {
	width: auto;
	height: 64px;
}

.xb-footer__claim {
	margin: 14px 0 0;
	font-size: 15px;
	font-weight: 600;
}

.xb-footer__address {
	margin: 20px 0 0;
	font-size: 14px;
	line-height: 1.6;
	font-weight: 300;
}

.xb-footer__address strong {
	font-weight: 600;
}

.xb-footer__contact {
	margin: 14px 0 0;
	font-size: 14px;
	line-height: 1.6;
	font-weight: 300;
}

.xb-footer__ekomi {
	display: flex;
	align-items: center;
	gap: 10px;
	margin-top: 16px;
	font-size: 13px;
	font-weight: 300;
}

.xb-footer__ekomi img {
	width: 30px;
	height: 30px;
}

.xb-footer__head {
	margin-bottom: 16px;
	font-size: 12px;
	font-weight: 600;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var(--xb-footer-2);
}

.xb-footer__list {
	display: flex;
	flex-direction: column;
	gap: 10px;
	font-size: 14px;
	font-weight: 300;
}

.xb-footer__bar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-top: 44px;
	padding-top: 20px;
	border-top: 1px solid var(--xb-footer-line);
	font-size: 13px;
	font-weight: 300;
	color: var(--xb-footer-2);
}

.xb-footer__legal {
	display: flex;
	gap: 20px;
}

.xb-footer__member {
	display: flex;
	align-items: center;
	gap: 10px;
}

.xb-footer__member span {
	font-size: 11px;
}

.xb-footer__member img {
	width: auto;
	height: 40px;
}

/* --- Responsive (nur das Nötigste, Desktop ist gestaltet) ----------------- */
@media (max-width: 1180px) {
	.xb-header {
		height: auto;
		padding: 12px 0;
	}

	.xb-header__in {
		flex-wrap: wrap;
		row-gap: 12px;
	}

	.xb-header__nav {
		order: 3;
		flex-wrap: wrap;
		width: 100%;
	}
}

@media (max-width: 1100px) {
	.xb-grid--3,
	.xb-grid--4 {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.xb-footer__grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.xb-footer__brand {
		grid-column: 1 / -1;
	}

	.xb-footer__bar {
		flex-wrap: wrap;
		gap: 16px;
	}
}

@media (max-width: 759px) {
	:root {
		--xb-gutter: 20px;
	}

	.xb-grid--2,
	.xb-grid--3,
	.xb-grid--4,
	.xb-footer__grid {
		grid-template-columns: minmax(0, 1fr);
	}

	.xb-nav-toggle {
		display: inline-flex;
		margin-left: auto;
	}

	.xb-header__nav {
		display: none;
		flex-direction: column;
		gap: 0;
	}

	.xb-header__nav.is-open {
		display: flex;
	}

	.xb-header__nav a {
		padding: 12px 0;
		border-top: 1px solid rgba(255, 255, 255, .2);
	}

	.xb-header__right {
		flex-wrap: wrap;
		gap: 12px;
	}

	.xb-sec,
	.xb-sec--product {
		padding: 56px 0;
	}

	.xb-h2 {
		font-size: 32px;
	}

	.xb-hero__title {
		font-size: 38px;
	}

	.xb-head {
		flex-direction: column;
		align-items: flex-start;
		gap: 16px;
	}
}