/* =========================================================================
   rk-medienverlag – Design-System
   Apple-like: viel Weißraum, große Typografie, Orange nur als Akzent.
   Keine externen Ressourcen (DSGVO): System-Font-Stack, alles lokal.
   ========================================================================= */

:root {
	--c-orange: #F0821E;
	--c-orange-dark: #D96E0E;
	/* Abgedunkeltes Orange für kleinen Text: erfüllt WCAG AA (≥ 4,5:1)
	   auf Weiß, #F5F5F7 und #FDF1E3. */
	--c-orange-text: #A85408;
	--c-orange-tint: #FDF1E3;
	--c-ink: #1D1D1F;
	--c-ink-soft: #2B2B2E;
	--c-body: #3A3A3E;
	--c-muted: #6E6E73;
	--c-bg: #FFFFFF;
	--c-bg-alt: #F5F5F7;
	--c-line: #E8E8ED;
	--c-footer-text: #C9C9CE;

	--radius: 20px;
	--radius-sm: 12px;
	--radius-pill: 999px;

	--shadow-card: 0 12px 40px rgba(0, 0, 0, 0.08);
	--shadow-card-hover: 0 24px 60px rgba(0, 0, 0, 0.14);
	--shadow-cover: 0 18px 50px rgba(29, 29, 31, 0.22);

	--container: 1160px;
	--header-h: 72px;

	--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
		"Helvetica Neue", Arial, sans-serif;

	--t-fast: 0.25s cubic-bezier(0.25, 0.1, 0.25, 1);
	--t-slow: 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset & Basis ---------- */

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

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

body {
	margin: 0;
	font-family: var(--font-sans);
	font-size: 1.0625rem;
	line-height: 1.65;
	color: var(--c-body);
	background: var(--c-bg);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

img,
svg,
video {
	max-width: 100%;
	height: auto;
	display: block;
}

h1, h2, h3, h4 {
	color: var(--c-ink);
	line-height: 1.12;
	letter-spacing: -0.02em;
	margin: 0 0 0.6em;
	font-weight: 700;
	text-wrap: balance;
}

h1 { font-size: clamp(2.4rem, 5.4vw, 4.2rem); font-weight: 800; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p { margin: 0 0 1.1em; }

a {
	color: var(--c-ink);
	text-decoration: none;
	transition: color var(--t-fast);
}

a:hover { color: var(--c-orange-text); }

ul { padding: 0; margin: 0; }

/* Navigations-Listen (auch Fallback-Menüs) nie mit Browser-Bullets. */
.menu { list-style: none; }

:focus-visible {
	outline: 3px solid var(--c-orange);
	outline-offset: 3px;
	border-radius: 4px;
}

::selection {
	background: var(--c-orange);
	color: #fff;
}

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

.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	z-index: 200;
	padding: 0.8em 1.4em;
	background: var(--c-ink);
	color: #fff;
	border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
	left: 0;
	color: #fff;
}

/* ---------- Layout ---------- */

.container {
	width: min(var(--container), 100% - 3rem);
	margin-inline: auto;
}

.section {
	padding: clamp(4.5rem, 9vw, 7.5rem) 0;
}

.section--alt { background: var(--c-bg-alt); }

.section--dark {
	background: var(--c-ink);
	color: rgba(255, 255, 255, 0.82);
}

.section--dark h2,
.section--dark h3 { color: #fff; }

.section--tint { background: var(--c-orange-tint); }

.section-head {
	max-width: 46rem;
	margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head--center {
	margin-inline: auto;
	text-align: center;
}

.eyebrow {
	display: inline-block;
	font-size: 0.8125rem;
	font-weight: 700;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--c-orange-text);
	margin-bottom: 1.1rem;
}

.section--dark .eyebrow { color: var(--c-orange); }

.lead {
	font-size: clamp(1.125rem, 1.8vw, 1.3rem);
	color: var(--c-muted);
	line-height: 1.6;
}

.section--dark .lead { color: rgba(255, 255, 255, 0.72); }

.grid-2,
.grid-3,
.grid-4 {
	display: grid;
	gap: clamp(1.25rem, 2.5vw, 2rem);
}

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

.badge {
	display: inline-flex;
	align-items: center;
	gap: 0.45em;
	padding: 0.35em 0.95em;
	border-radius: var(--radius-pill);
	background: var(--c-orange-tint);
	color: var(--c-orange-text);
	font-size: 0.85rem;
	font-weight: 600;
}

/* ---------- Buttons ---------- */

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.55em;
	padding: 0.85em 1.7em;
	border-radius: var(--radius-pill);
	border: 1.5px solid transparent;
	font-family: inherit;
	font-size: 1rem;
	font-weight: 600;
	line-height: 1.2;
	cursor: pointer;
	transition: transform var(--t-fast), background var(--t-fast),
		color var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast);
}

.btn svg { width: 1.1em; height: 1.1em; }

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }

/* Dunkle Schrift auf Orange: 7,9:1 – erfüllt WCAG AA auch für kleinen Text. */
.btn--primary {
	background: var(--c-orange);
	color: var(--c-ink);
	box-shadow: 0 8px 24px rgba(240, 130, 30, 0.35);
}

.btn--primary:hover {
	background: var(--c-orange-dark);
	color: var(--c-ink);
}

.btn--ghost {
	border-color: var(--c-line);
	color: var(--c-ink);
	background: transparent;
}

.btn--ghost:hover {
	border-color: var(--c-ink);
	color: var(--c-ink);
}

.section--dark .btn--ghost {
	border-color: rgba(255, 255, 255, 0.35);
	color: #fff;
}

.section--dark .btn--ghost:hover { border-color: #fff; }

.btn--light {
	background: #fff;
	color: var(--c-ink);
}

.btn--light:hover { color: var(--c-orange-text); }

/* ---------- Header ---------- */

.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(255, 255, 255, 0.72);
	-webkit-backdrop-filter: saturate(180%) blur(20px);
	backdrop-filter: saturate(180%) blur(20px);
	border-bottom: 1px solid transparent;
	transition: border-color var(--t-fast), background var(--t-fast);
}

.site-header.is-scrolled {
	background: rgba(255, 255, 255, 0.86);
	border-bottom-color: var(--c-line);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
	min-height: var(--header-h);
}

.brand {
	display: inline-flex;
	align-items: center;
	gap: 0.6rem;
	font-weight: 700;
}

.brand:hover { color: var(--c-ink); }

.logo-badge {
	width: 42px;
	height: 42px;
	border-radius: 10px;
	flex: none;
}

.brand-word {
	font-size: 1.35rem;
	font-weight: 800;
	letter-spacing: -0.03em;
	color: var(--c-ink);
}

.brand--light .brand-word { color: #fff; }

.brand .custom-logo {
	max-height: 48px;
	width: auto;
}

.site-nav {
	display: flex;
	align-items: center;
	gap: 1.8rem;
}

.site-nav .menu {
	display: flex;
	align-items: center;
	gap: 1.8rem;
	list-style: none;
}

.site-nav .menu a {
	font-size: 0.95rem;
	font-weight: 500;
	color: var(--c-ink-soft);
	padding: 0.4em 0;
	position: relative;
}

.site-nav .menu a::after {
	content: "";
	position: absolute;
	left: 0;
	right: 100%;
	bottom: 0;
	height: 2px;
	border-radius: 2px;
	background: var(--c-orange);
	transition: right var(--t-fast);
}

.site-nav .menu a:hover::after,
.site-nav .menu .current-menu-item > a::after,
.site-nav .menu .current_page_item > a::after {
	right: 0;
}

.btn--nav {
	padding: 0.6em 1.3em;
	font-size: 0.92rem;
	box-shadow: none;
}

.nav-toggle {
	display: none;
	position: relative;
	z-index: 120;
	width: 44px;
	height: 44px;
	border: 0;
	background: none;
	cursor: pointer;
	padding: 10px;
}

.nav-toggle__bar {
	display: block;
	width: 22px;
	height: 2px;
	margin: 5px auto;
	background: var(--c-ink);
	border-radius: 2px;
	transition: transform var(--t-fast), opacity var(--t-fast);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:first-child {
	transform: translateY(3.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:last-child {
	transform: translateY(-3.5px) rotate(-45deg);
}

/* ---------- Hero (Startseite) ---------- */

.hero {
	position: relative;
	overflow: clip;
	padding: clamp(4.5rem, 9vw, 8rem) 0 clamp(3rem, 6vw, 5rem);
	text-align: center;
}

.hero__glow {
	position: absolute;
	inset: auto;
	width: 46vw;
	height: 46vw;
	max-width: 640px;
	max-height: 640px;
	border-radius: 50%;
	filter: blur(90px);
	opacity: 0.5;
	pointer-events: none;
	z-index: -1;
}

.hero__glow--a {
	top: -18%;
	right: -10%;
	background: radial-gradient(circle, rgba(240, 130, 30, 0.35), transparent 65%);
}

.hero__glow--b {
	bottom: -30%;
	left: -12%;
	background: radial-gradient(circle, rgba(240, 130, 30, 0.16), transparent 65%);
}

.hero__title {
	max-width: 17ch;
	margin-inline: auto;
}

/* Großtext: --c-orange-dark erreicht die 3:1-Grenze für Large Text. */
.hero__title .accent { color: var(--c-orange-dark); }

.hero__sub {
	max-width: 44rem;
	margin: 1.4rem auto 2.2rem;
	font-size: clamp(1.1rem, 1.9vw, 1.35rem);
	color: var(--c-muted);
}

.hero__actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.9rem;
	margin-bottom: clamp(3rem, 6vw, 4.5rem);
}

/* Drei gefächerte Magazin-Cover */

.hero-covers {
	display: flex;
	justify-content: center;
	align-items: flex-end;
	perspective: 1400px;
}

.hero-covers a {
	display: block;
	width: clamp(150px, 22vw, 250px);
	border-radius: 12px;
	box-shadow: var(--shadow-cover);
	transition: transform var(--t-slow), box-shadow var(--t-fast);
}

.hero-covers img {
	border-radius: 12px;
	width: 100%;
}

.hero-covers a:nth-child(1) {
	transform: rotate(-7deg) translateY(14px) translateX(16px);
	z-index: 1;
}

.hero-covers a:nth-child(2) {
	transform: translateY(-10px) scale(1.06);
	z-index: 3;
}

.hero-covers a:nth-child(3) {
	transform: rotate(7deg) translateY(14px) translateX(-16px);
	z-index: 2;
}

.hero-covers a:hover {
	transform: translateY(-18px) scale(1.08);
	z-index: 5;
	box-shadow: var(--shadow-card-hover);
}

/* ---------- Marquee-Band ---------- */

.marquee {
	overflow: hidden;
	padding: 1.1rem 0;
	border-block: 1px solid var(--c-line);
	background: var(--c-bg);
}

.marquee__track {
	display: flex;
	gap: 3.5rem;
	width: max-content;
	animation: rk-marquee 32s linear infinite;
}

.marquee span {
	white-space: nowrap;
	font-size: 1rem;
	font-weight: 600;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--c-muted);
	display: inline-flex;
	align-items: center;
	gap: 3.5rem;
}

.marquee span::after {
	content: "";
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--c-orange);
}

@keyframes rk-marquee {
	from { transform: translateX(0); }
	to { transform: translateX(-50%); }
}

/* ---------- Magazin-Karten ---------- */

.mag-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: clamp(1.5rem, 3vw, 2.5rem);
}

.mag-card {
	display: flex;
	flex-direction: column;
	gap: 1.3rem;
}

.mag-card__coverwrap {
	position: relative;
	border-radius: var(--radius);
	background: var(--c-bg-alt);
	padding: clamp(1.5rem, 3vw, 2.4rem);
	display: grid;
	place-items: center;
	overflow: clip;
	transition: background var(--t-fast);
}

.mag-card__cover {
	display: block;
	width: min(78%, 260px);
	border-radius: 10px;
	box-shadow: var(--shadow-cover);
	transition: transform var(--t-slow), box-shadow var(--t-fast);
	will-change: transform;
}

.mag-card:hover .mag-card__cover {
	transform: translateY(-8px) scale(1.03);
	box-shadow: var(--shadow-card-hover);
}

.mag-card__coverwrap .play-hint {
	position: absolute;
	inset-inline: 0;
	bottom: 1.1rem;
	display: flex;
	justify-content: center;
	opacity: 0;
	transform: translateY(8px);
	transition: opacity var(--t-fast), transform var(--t-fast);
	pointer-events: none;
}

.mag-card:hover .play-hint {
	opacity: 1;
	transform: translateY(0);
}

.play-hint span {
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
	background: rgba(29, 29, 31, 0.82);
	color: #fff;
	font-size: 0.85rem;
	font-weight: 600;
	padding: 0.5em 1.1em;
	border-radius: var(--radius-pill);
	-webkit-backdrop-filter: blur(8px);
	backdrop-filter: blur(8px);
}

.play-hint svg { width: 0.9em; height: 0.9em; fill: var(--c-orange); }

.mag-card__title {
	margin: 0 0 0.25em;
	font-size: 1.35rem;
}

.mag-card__meta {
	font-size: 0.85rem;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--c-orange-text);
	margin-bottom: 0.5em;
	display: block;
}

.mag-card__text {
	color: var(--c-muted);
	margin-bottom: 0.9em;
}

.mag-card__link {
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
	font-weight: 600;
	color: var(--c-ink);
}

.mag-card__link svg {
	width: 1.05em;
	height: 1.05em;
	transition: transform var(--t-fast);
}

.mag-card__link:hover svg { transform: translateX(4px); }

/* ---------- Feature-/Vorteils-Karten ---------- */

.feature-card {
	background: var(--c-bg);
	border: 1px solid var(--c-line);
	border-radius: var(--radius);
	padding: clamp(1.6rem, 3vw, 2.2rem);
	transition: transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
}

.feature-card:hover {
	transform: translateY(-6px);
	box-shadow: var(--shadow-card);
	border-color: transparent;
}

.feature-card__icon {
	width: 52px;
	height: 52px;
	border-radius: 14px;
	display: grid;
	place-items: center;
	background: var(--c-orange-tint);
	color: var(--c-orange-dark);
	margin-bottom: 1.2rem;
}

.feature-card__icon svg { width: 26px; height: 26px; }

.feature-card h3 { margin-bottom: 0.4em; }

.feature-card p {
	color: var(--c-muted);
	margin: 0;
	font-size: 0.98rem;
}

/* ---------- KI-/Dark-Sektion ---------- */

.ki-quote {
	font-size: clamp(1.4rem, 3vw, 2.2rem);
	font-weight: 700;
	line-height: 1.35;
	letter-spacing: -0.015em;
	color: #fff;
	max-width: 24em;
	margin: 0 0 1.2em;
}

.ki-quote .accent { color: var(--c-orange); }

/* ---------- Zahlen / Stats ---------- */

.stats {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: clamp(1.5rem, 4vw, 3rem);
	text-align: center;
}

.stat__num {
	font-size: clamp(2.6rem, 6vw, 4.2rem);
	font-weight: 800;
	letter-spacing: -0.03em;
	color: var(--c-ink);
	line-height: 1;
}

.stat__num .accent { color: var(--c-orange-dark); }

.section--dark .stat__num { color: #fff; }

.stat__label {
	margin-top: 0.6rem;
	color: var(--c-muted);
	font-weight: 500;
}

.section--dark .stat__label { color: rgba(255, 255, 255, 0.65); }

/* ---------- CTA-Band ---------- */

.cta-band {
	border-radius: calc(var(--radius) * 1.4);
	background:
		radial-gradient(120% 160% at 85% -20%, rgba(240, 130, 30, 0.22), transparent 55%),
		var(--c-orange-tint);
	padding: clamp(2.5rem, 6vw, 4.5rem);
	text-align: center;
}

.cta-band h2 { max-width: 20ch; margin-inline: auto; }

.cta-band p {
	max-width: 38rem;
	margin-inline: auto;
	color: var(--c-muted);
}

.cta-band__actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	gap: 1rem;
	margin-top: 1.8rem;
}

.cta-band__phone {
	font-weight: 700;
	font-size: 1.05rem;
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
}

.cta-band__phone svg { width: 1.1em; height: 1.1em; }

/* ---------- Unterseiten-Kopf ---------- */

.page-hero {
	padding: clamp(3.5rem, 7vw, 5.5rem) 0 clamp(2rem, 4vw, 3rem);
	text-align: center;
}

.page-hero .eyebrow { margin-bottom: 0.9rem; }

.page-hero h1 {
	font-size: clamp(2.1rem, 4.5vw, 3.4rem);
	max-width: 22ch;
	margin-inline: auto;
}

.page-hero .lead {
	max-width: 42rem;
	margin: 1rem auto 0;
}

/* Rechts-/Inhaltsseiten: Lücke zwischen Seitentitel und Text kappen. */
.page-hero + .section { padding-top: clamp(1.5rem, 3vw, 2.5rem); }

/* ---------- Prose (Rechtstexte, Standardseiten) ---------- */

.prose {
	max-width: 46rem;
	margin-inline: auto;
}

.prose h2 {
	font-size: 1.55rem;
	margin-top: 2.2em;
}

.prose h3 {
	font-size: 1.2rem;
	margin-top: 1.8em;
}

.prose ul,
.prose ol {
	padding-left: 1.3em;
	margin: 0 0 1.2em;
}

.prose li { margin-bottom: 0.45em; }

.prose a {
	color: var(--c-orange-text);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.prose a:hover { color: var(--c-ink); }

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

.prose strong { color: var(--c-ink); }

/* ---------- Formulare ---------- */

.form {
	background: var(--c-bg);
	border: 1px solid var(--c-line);
	border-radius: var(--radius);
	padding: clamp(1.6rem, 3.5vw, 2.6rem);
	box-shadow: var(--shadow-card);
}

.form__row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1.1rem;
}

.form__field { margin-bottom: 1.1rem; }

.form__field label {
	display: block;
	font-size: 0.9rem;
	font-weight: 600;
	color: var(--c-ink);
	margin-bottom: 0.4rem;
}

.form__field .required { color: var(--c-orange-text); }

.form__field input[type="text"],
.form__field input[type="email"],
.form__field input[type="tel"],
.form__field textarea {
	width: 100%;
	font: inherit;
	color: var(--c-ink);
	background: var(--c-bg-alt);
	border: 1.5px solid transparent;
	border-radius: var(--radius-sm);
	padding: 0.8em 1em;
	transition: border-color var(--t-fast), background var(--t-fast);
}

.form__field input:focus,
.form__field textarea:focus {
	outline: none;
	border-color: var(--c-orange);
	background: #fff;
}

.form__field textarea { min-height: 160px; resize: vertical; }

.form__consent {
	display: flex;
	gap: 0.7rem;
	align-items: flex-start;
	font-size: 0.9rem;
	color: var(--c-muted);
	margin: 0.4rem 0 1.4rem;
}

.form__consent input[type="checkbox"] {
	width: 1.15rem;
	height: 1.15rem;
	margin-top: 0.2rem;
	accent-color: var(--c-orange);
	flex: none;
}

/* Honeypot unsichtbar, aber nicht display:none (Bot-Falle) */
.form__hp {
	position: absolute !important;
	left: -9999px !important;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

.notice {
	border-radius: var(--radius-sm);
	padding: 1em 1.3em;
	margin-bottom: 1.6rem;
	font-weight: 500;
}

.notice--ok {
	background: #E8F6EC;
	color: #1B6B34;
	border: 1px solid #BDE5C8;
}

.notice--error {
	background: #FDECEC;
	color: #A12622;
	border: 1px solid #F5C6C4;
}

/* ---------- Kontakt-Karten ---------- */

.contact-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: clamp(1.2rem, 2.5vw, 2rem);
}

.contact-card {
	background: var(--c-bg);
	border: 1px solid var(--c-line);
	border-radius: var(--radius);
	padding: clamp(1.5rem, 3vw, 2rem);
	text-align: center;
	transition: transform var(--t-fast), box-shadow var(--t-fast);
}

.contact-card:hover {
	transform: translateY(-5px);
	box-shadow: var(--shadow-card);
}

.contact-card__icon {
	width: 52px;
	height: 52px;
	margin: 0 auto 1rem;
	border-radius: 50%;
	display: grid;
	place-items: center;
	background: var(--c-orange-tint);
	color: var(--c-orange-dark);
}

.contact-card__icon svg { width: 24px; height: 24px; }

.contact-card h3 { margin-bottom: 0.3em; font-size: 1.1rem; }

.contact-card p,
.contact-card a {
	color: var(--c-muted);
	margin: 0;
	font-size: 0.98rem;
}

.contact-card a { font-weight: 600; color: var(--c-ink); }
.contact-card a:hover { color: var(--c-orange-text); }

/* ---------- Über uns ---------- */

.about-grid {
	display: grid;
	grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
	gap: clamp(2rem, 5vw, 4.5rem);
	align-items: center;
}

.about-portrait {
	position: relative;
	border-radius: var(--radius);
	overflow: clip;
	box-shadow: var(--shadow-cover);
}

.about-portrait img { width: 100%; }

.about-portrait figcaption {
	position: absolute;
	inset-inline: 0;
	bottom: 0;
	padding: 1.1rem 1.4rem;
	background: linear-gradient(transparent, rgba(29, 29, 31, 0.8));
	color: #fff;
	font-size: 0.95rem;
}

.about-portrait figcaption strong {
	display: block;
	font-size: 1.05rem;
}

.about-facts {
	list-style: none;
	display: grid;
	gap: 0.9rem;
	margin-top: 1.6rem;
}

.about-facts li {
	display: flex;
	gap: 0.7rem;
	align-items: flex-start;
}

.about-facts svg {
	width: 1.35rem;
	height: 1.35rem;
	color: var(--c-orange);
	flex: none;
	margin-top: 0.15rem;
}

/* ---------- Ablauf / Schritte ---------- */

.steps {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: clamp(1.2rem, 2.5vw, 2rem);
	counter-reset: step;
}

.step {
	position: relative;
	background: var(--c-bg);
	border: 1px solid var(--c-line);
	border-radius: var(--radius);
	padding: 1.8rem 1.5rem 1.5rem;
}

.step__num {
	display: inline-grid;
	place-items: center;
	width: 44px;
	height: 44px;
	border-radius: 50%;
	background: var(--c-ink);
	color: #fff;
	font-weight: 700;
	font-size: 1.05rem;
	margin-bottom: 1rem;
}

.step h3 { font-size: 1.1rem; margin-bottom: 0.35em; }

.step p { color: var(--c-muted); font-size: 0.95rem; margin: 0; }

/* ---------- Flipbook-Viewer ---------- */

.flipbook-wrap {
	background: var(--c-bg-alt);
	border-radius: var(--radius);
	padding: clamp(1rem, 3vw, 2.5rem);
}

/* Kein grid/flex-Centering: StPageFlip positioniert einen breitenlosen
   Wrapper im normalen Fluss – Zentrierung würde das Buch verschieben. */
.flipbook-stage {
	position: relative;
	margin-inline: auto;
	min-height: 320px;
}

.flipbook-stage canvas { border-radius: 4px; }

/* HTML-Modus des Buchs: jede Seite als weißes Blatt mit Bildfüllung. */
.flipbook-stage .page {
	background: #fff;
	overflow: hidden;
}

.flipbook-stage .page img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	user-select: none;
	-webkit-user-drag: none;
}

.flipbook-loading {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 1rem;
	color: var(--c-muted);
	font-weight: 500;
}

.flipbook-loading__spinner {
	width: 44px;
	height: 44px;
	border-radius: 50%;
	border: 4px solid var(--c-line);
	border-top-color: var(--c-orange);
	animation: rk-spin 0.9s linear infinite;
}

@keyframes rk-spin {
	to { transform: rotate(360deg); }
}

.flipbook-toolbar {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: 0.7rem;
	margin-top: 1.4rem;
}

.flipbook-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.45em;
	min-width: 44px;
	min-height: 44px;
	padding: 0.55em 1.1em;
	border-radius: var(--radius-pill);
	border: 1.5px solid var(--c-line);
	background: var(--c-bg);
	color: var(--c-ink);
	font: inherit;
	font-weight: 600;
	font-size: 0.92rem;
	cursor: pointer;
	transition: border-color var(--t-fast), background var(--t-fast), color var(--t-fast);
}

.flipbook-btn:hover {
	border-color: var(--c-orange);
	color: var(--c-orange-text);
}

.flipbook-btn svg { width: 1.1em; height: 1.1em; }

.flipbook-status {
	font-variant-numeric: tabular-nums;
	font-weight: 600;
	color: var(--c-muted);
	padding: 0 0.6em;
}

.flipbook-fallback {
	text-align: center;
	padding: 2.5rem 1rem;
}

.flipbook-wrap:fullscreen {
	border-radius: 0;
	display: flex;
	flex-direction: column;
	justify-content: center;
	background: var(--c-bg-alt);
}

/* ---------- Footer ---------- */

.site-footer {
	background: var(--c-ink);
	color: var(--c-footer-text);
	padding: clamp(3.5rem, 7vw, 5.5rem) 0 2.2rem;
	margin-top: clamp(3rem, 7vw, 5rem);
}

.site-footer a { color: var(--c-footer-text); }

.site-footer a:hover { color: #fff; }

.site-footer__grid {
	display: grid;
	grid-template-columns: minmax(0, 6fr) minmax(0, 3fr) minmax(0, 3fr);
	gap: clamp(2rem, 5vw, 4rem);
	padding-bottom: 2.5rem;
	border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer__claim {
	max-width: 30rem;
	margin: 1.2rem 0 1.6rem;
	font-size: 0.98rem;
	line-height: 1.6;
}

.social-list {
	list-style: none;
	display: flex;
	gap: 0.8rem;
}

.social-list a {
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.08);
	transition: background var(--t-fast), transform var(--t-fast), color var(--t-fast);
}

.social-list a:hover {
	background: var(--c-orange);
	color: #fff;
	transform: translateY(-3px);
}

.social-list svg { width: 20px; height: 20px; }

.site-footer__title {
	color: #fff;
	font-size: 0.95rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	margin-bottom: 1.2rem;
}

.site-footer__list {
	list-style: none;
	display: grid;
	gap: 0.75rem;
	font-size: 0.98rem;
}

.site-footer__list a,
.site-footer__address {
	display: inline-flex;
	gap: 0.6rem;
	align-items: flex-start;
}

.site-footer__list svg {
	width: 1.15rem;
	height: 1.15rem;
	flex: none;
	margin-top: 0.2rem;
	color: var(--c-orange);
}

.site-footer__bottom {
	padding-top: 1.8rem;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 0.8rem 2rem;
	font-size: 0.85rem;
	color: rgba(255, 255, 255, 0.45);
}

.site-footer__ki {
	max-width: 44rem;
	margin: 0;
}

.site-footer__copy { margin: 0; white-space: nowrap; }

/* ---------- Scroll-Reveal ----------
   Nur aktiv, wenn JavaScript läuft (html.js wird im <head> gesetzt) –
   ohne JS bleibt jeder Inhalt sofort sichtbar. */

html.js .reveal {
	opacity: 0;
	transform: translateY(28px);
	transition: opacity var(--t-slow), transform var(--t-slow);
	transition-delay: var(--d, 0s);
	will-change: opacity, transform;
}

html.js .reveal.in-view {
	opacity: 1;
	transform: none;
}

/* ---------- 404 ---------- */

.error-404 {
	text-align: center;
	padding: clamp(4rem, 10vw, 8rem) 0;
}

.error-404 .error-code {
	font-size: clamp(5rem, 14vw, 9rem);
	font-weight: 800;
	letter-spacing: -0.04em;
	color: var(--c-orange);
	line-height: 1;
	margin-bottom: 0.2em;
}

/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
	.grid-4 { grid-template-columns: repeat(2, 1fr); }
	.steps { grid-template-columns: repeat(2, 1fr); }
	.site-footer__grid { grid-template-columns: 1fr 1fr; }
	.site-footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
	.nav-toggle { display: block; }

	.site-nav {
		position: fixed;
		inset: 0;
		z-index: 110;
		flex-direction: column;
		justify-content: center;
		gap: 2.2rem;
		background: rgba(255, 255, 255, 0.94);
		-webkit-backdrop-filter: blur(24px);
		backdrop-filter: blur(24px);
		opacity: 0;
		visibility: hidden;
		transition: opacity var(--t-fast), visibility var(--t-fast);
	}

	body.nav-open .site-nav {
		opacity: 1;
		visibility: visible;
	}

	body.nav-open {
		overflow: hidden;
	}

	.site-nav .menu {
		flex-direction: column;
		gap: 1.6rem;
		text-align: center;
	}

	.site-nav .menu a { font-size: 1.35rem; font-weight: 600; }

	.mag-grid { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
	.grid-3 { grid-template-columns: 1fr; }
	.grid-2 { grid-template-columns: 1fr; }
	.contact-grid { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
	.about-grid { grid-template-columns: 1fr; }
	.about-portrait { max-width: 420px; }
	.stats { grid-template-columns: 1fr; gap: 2.2rem; }
	.form__row { grid-template-columns: 1fr; gap: 0; }
	.site-footer__bottom { flex-direction: column; }
}

@media (max-width: 560px) {
	.grid-4 { grid-template-columns: 1fr; }
	.steps { grid-template-columns: 1fr; }
	.site-footer__grid { grid-template-columns: 1fr; }
	.hero-covers a:nth-child(1) { transform: rotate(-6deg) translateY(10px) translateX(24px); }
	.hero-covers a:nth-child(3) { transform: rotate(6deg) translateY(10px) translateX(-24px); }
}

/* ---------- Reduzierte Bewegung ---------- */

@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;
	}

	.reveal {
		opacity: 1;
		transform: none;
	}

	.marquee__track { animation: none; flex-wrap: wrap; }
}

/* ---------- Druck ---------- */

@media print {
	.site-header,
	.site-footer,
	.nav-toggle,
	.flipbook-toolbar { display: none; }
}