/* ==========================================================================
   KLIQ – Premium Tech, hell und minimalistisch
   Aufbau: 1 Tokens · 2 Basis · 3 Buttons · 4 Header · 5 Vollbild-Menü · 6 Hero · 7 Seiten (Rechtliches)
            8 Reduzierte Bewegung / Lite-Modus · 9 Responsive
   ========================================================================== */

@font-face { font-family: "Plus Jakarta Sans"; src: url("../fonts/plus-jakarta-sans-200-800-latin.woff2") format("woff2"); font-weight: 200 800; font-display: swap; }

/* ---------- 1 Tokens ---------- */
:root {
  --bg: #eff1f5;
  --bg-2: #eceef1;
  --surface: #ffffff;
  --ink: #0f1114;
  --text: #16191d;
  --muted: #626972;
  --faint: #98a0a9;
  --line: rgba(15, 17, 20, .12);
  --cyan: #9fdbe6;
  --cyan-deep: #5db8cb;
  --warm: #f2dcc0;
  --silver: #c9cfd7;

  --f-display: "Plus Jakarta Sans", "Helvetica Neue", Arial, sans-serif;
  --f-body: "Plus Jakarta Sans", "Helvetica Neue", Arial, sans-serif;

  --gutter: clamp(22px, 4.2vw, 64px);
  --header-h: 88px;
  --bg-blur: 5.5px;          /* Weichzeichner der Hintergrundbilder (Hero, Szenen, Menü, Formularseiten) */
  --ease: cubic-bezier(.2, .8, .2, 1);
  --ease-io: cubic-bezier(.7, 0, .2, 1);
}

/* ---------- 2 Basis ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--f-body); font-size: 17px; line-height: 1.6; font-optical-sizing: auto; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, p, ul, ol, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 4px; border-radius: 8px; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: fixed; left: 16px; top: -64px; z-index: 400; padding: 12px 18px; border-radius: 999px; background: var(--ink); color: #fff; transition: top .25s; }
.skip:focus { top: 16px; }

/* ---------- 3 Buttons ---------- */
.btn {
  --h: 58px;
  position: relative; display: inline-flex; align-items: center; gap: 14px; height: var(--h); padding: 0 32px; border-radius: 999px;
  font: 500 15px/1 var(--f-body); letter-spacing: -.005em; white-space: nowrap; overflow: hidden; isolation: isolate;
  transition: transform .6s var(--ease), background .4s, color .4s, border-color .4s, box-shadow .6s var(--ease);
}
.btn:active { transform: scale(.97); transition-duration: .12s; }
.btn svg { width: 15px; height: 15px; flex: none; transition: transform .6s var(--ease); }
.btn:hover svg { transform: translateX(5px); }
.btn--dark { background: var(--ink); color: #fff; box-shadow: 0 18px 34px -20px rgba(15, 17, 20, .7); }
.btn--dark::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(110deg, transparent 32%, rgba(255, 255, 255, .26) 50%, transparent 68%); transform: translateX(-130%); transition: transform 1s var(--ease); }
.btn--dark:hover { transform: translateY(-2px); box-shadow: 0 26px 40px -22px rgba(15, 17, 20, .75); }
.btn--dark:hover::before { transform: translateX(130%); }
.btn--ghost { color: var(--ink); border: 1px solid var(--line); background: rgba(255, 255, 255, .55); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.btn--ghost:hover { background: #fff; border-color: rgba(15, 17, 20, .3); transform: translateY(-2px); }
.btn--sm { --h: 44px; padding: 0 24px; font-size: 14px; }

/* ---------- 4 Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 300; height: var(--header-h);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 var(--gutter);
  transition: height .5s var(--ease), background .5s, box-shadow .5s;
}
.site-header.is-scrolled { height: 70px; background: rgba(246, 247, 248, .74); backdrop-filter: blur(20px) saturate(1.5); -webkit-backdrop-filter: blur(20px) saturate(1.5); box-shadow: 0 1px 0 var(--line); }
body.menu-open .site-header { background: transparent; box-shadow: none; backdrop-filter: none; -webkit-backdrop-filter: none; }
.brand { width: 78px; color: var(--ink); justify-self: start; }
.brand svg { width: 100%; fill: currentColor; }
.logo-svg { aspect-ratio: 1130 / 365; height: auto; }
.mark-svg { aspect-ratio: 400 / 380; }

.site-nav { display: flex; align-items: center; gap: clamp(30px, 4vw, 64px); }
.site-nav a { position: relative; padding: 12px 0; font: 400 15px/1 var(--f-body); color: var(--text); transition: color .4s, opacity .4s; opacity: .86; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 6px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .6s var(--ease); }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--ink); opacity: 1; }
.site-nav a:hover::after, .site-nav a[aria-current]::after { transform: scaleX(1); transform-origin: left; }

.site-actions { justify-self: end; display: flex; align-items: center; gap: 14px; }

.menu-toggle { display: none; position: relative; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line); background: rgba(255, 255, 255, .6); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); transition: background .4s, border-color .4s; }
.menu-toggle:hover { background: #fff; border-color: rgba(15, 17, 20, .3); }
.menu-toggle span { position: absolute; left: 14px; right: 14px; height: 1.5px; background: var(--ink); transition: transform .6s var(--ease), top .6s var(--ease); }
.menu-toggle span:nth-child(1) { top: 19px; }
.menu-toggle span:nth-child(2) { top: 26px; }
body.menu-open .menu-toggle span:nth-child(1) { top: 22.5px; transform: rotate(45deg); }
body.menu-open .menu-toggle span:nth-child(2) { top: 22.5px; transform: rotate(-45deg); }

/* ---------- 5 Vollbild-Menü ---------- */
.menu {
  position: fixed; inset: 0; z-index: 250; display: grid; align-items: end; overflow: hidden; visibility: hidden;
  background: rgba(247, 248, 249, .96); backdrop-filter: blur(26px); -webkit-backdrop-filter: blur(26px);
  clip-path: circle(0% at calc(100% - var(--gutter) - 23px) 44px);
  transition: clip-path 1s var(--ease-io), visibility 0s 1s;
}
body.menu-open .menu { visibility: visible; clip-path: circle(150% at calc(100% - var(--gutter) - 23px) 44px); transition: clip-path 1.1s var(--ease-io), visibility 0s; }

.menu__bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.menu__img { position: absolute; left: -4%; top: -4%; width: 108%; max-width: none; height: 108%; object-fit: cover; object-position: 50% 60%; filter: blur(var(--bg-blur)); opacity: 0; transition: opacity 1.3s var(--ease) .25s; }
body.menu-open .menu__img { opacity: 1; }
.menu__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(243, 245, 248, .8) 0%, rgba(243, 245, 248, .45) 50%, rgba(243, 245, 248, .1) 100%); }

.menu__inner { position: relative; z-index: 2; display: grid; gap: clamp(28px, 6vh, 64px); width: 100%; padding: calc(var(--header-h) + 3vh) var(--gutter) clamp(26px, 5vh, 56px); max-height: 100svh; }
.menu__nav ul { display: grid; }
.menu__nav li { border-top: 1px solid var(--line); }
.menu__nav li:last-child { border-bottom: 1px solid var(--line); }
.menu__nav a { display: grid; grid-template-columns: clamp(38px, 5vw, 84px) 1fr auto; align-items: center; gap: 12px; padding: clamp(6px, 1.6vh, 16px) 0; transition: opacity .5s, filter .5s, transform .8s var(--ease); }
.menu__idx { font: 500 13px/1 var(--f-body); letter-spacing: .14em; color: var(--faint); }
.menu__lbl { display: block; overflow: hidden; padding-bottom: .06em; }
.menu__lbl span { display: block; font: 300 clamp(46px, 9.2vw, 148px)/1.02 var(--f-display); letter-spacing: -.05em; color: var(--ink); transform: translateY(112%); transition: transform 1.1s var(--ease); transition-delay: calc(.12s + var(--i) * .07s); }
body.menu-open .menu__lbl span { transform: none; }
.menu__go { display: grid; place-items: center; width: clamp(40px, 4.4vw, 64px); height: clamp(40px, 4.4vw, 64px); border-radius: 50%; border: 1px solid var(--line); opacity: 0; transform: translateX(-14px) scale(.8); transition: opacity .5s, transform .7s var(--ease), background .4s, border-color .4s; }
.menu__go svg { width: 40%; height: 40%; }
.menu__nav ul:hover a:not(:hover) { opacity: .28; filter: blur(2px); }
.menu__nav a:hover { transform: translateX(clamp(8px, 1.6vw, 28px)); }
.menu__nav a:hover .menu__go { opacity: 1; transform: none; background: #fff; border-color: rgba(15, 17, 20, .3); }
.menu__nav a:hover .menu__idx { color: var(--ink); }

.menu__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 34px; opacity: 0; transform: translateY(16px); transition: opacity .8s var(--ease) .55s, transform .9s var(--ease) .55s; }
body.menu-open .menu__foot { opacity: 1; transform: none; }
.menu__foot a:not(.btn) { font: 500 15px/1 var(--f-body); color: var(--muted); transition: color .3s; }
.menu__foot a:not(.btn):hover { color: var(--ink); }
.menu__foot .btn { margin-left: auto; }

.menu__lens { position: fixed; left: 0; top: 0; z-index: 3; width: 120px; height: 120px; margin: -60px 0 0 -60px; border-radius: 50%; pointer-events: none; opacity: 0; scale: .5;
  background: radial-gradient(closest-side, rgba(255, 255, 255, .45), rgba(255, 255, 255, .08)); border: 1px solid rgba(255, 255, 255, .9); box-shadow: 0 24px 40px -24px rgba(46, 84, 104, .5), inset 0 0 26px rgba(255, 255, 255, .7);
  backdrop-filter: blur(5px) saturate(1.5); -webkit-backdrop-filter: blur(5px) saturate(1.5); transition: opacity .4s, scale .6s var(--ease); }
.menu.has-lens .menu__lens { opacity: 1; scale: 1; }

/* ---------- 6 Hero ---------- */
.hero { --sp: 0; --mx: 0; --my: 0; position: relative; min-height: 100svh; display: grid; place-items: center; isolation: isolate; overflow: hidden; text-align: center; background: var(--bg);
  padding: calc(var(--header-h) + 2vh) var(--gutter) clamp(150px, 24vh, 230px); }
.hero__art { position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; -webkit-mask-image: linear-gradient(#000 84%, transparent); mask-image: linear-gradient(#000 84%, transparent); }
.hero__art img { position: absolute; left: -3%; top: -3%; width: 106%; max-width: none; height: 106%; object-fit: cover; object-position: 50% 54%; filter: blur(var(--bg-blur)); }

.hero__content { display: grid; justify-items: center; gap: clamp(20px, 3.4vh, 32px); width: min(920px, 100%); translate: 0 calc(var(--sp) * -46px); opacity: calc(1 - var(--sp) * 1.2); will-change: translate, opacity; }

.eyebrow { display: grid; justify-items: center; gap: 22px; font: 500 12px/1.2 var(--f-body); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.eyebrow::before { content: ""; width: 44px; height: 1px; background: rgba(15, 17, 20, .3); }
.eyebrow--left { justify-items: start; gap: 18px; }

.hero h1 { font: 300 clamp(54px, 5.8vw, 108px)/1 var(--f-display); letter-spacing: -.045em; color: var(--ink); }
.hero h1 .line { display: block; overflow: hidden; padding-bottom: .1em; margin-bottom: -.1em; }
.hero h1 .line__in { display: block; }
.hero h1 .line:nth-child(3) .line__in { background: linear-gradient(90deg, #a9b2bd 0%, #66727f 46%, #8b8e96 100%); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .06em; }
.hero__lead { max-width: 440px; font-size: clamp(16px, 1.25vw, 19px); line-height: 1.62; color: var(--muted); text-wrap: balance; }
.hero__cta { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 18px 30px; margin-top: 4px; }

.btn-play { display: inline-flex; align-items: center; gap: 14px; font: 500 15px/1 var(--f-body); color: var(--ink); }
.btn-play__dot { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: #fff; box-shadow: 0 12px 26px -14px rgba(30, 50, 80, .45), inset 0 0 0 1px rgba(15, 17, 20, .05); transition: transform .7s var(--ease), box-shadow .7s var(--ease); }
.btn-play__dot svg { width: 14px; height: 14px; margin-left: 2px; }
.btn-play:hover .btn-play__dot { transform: scale(1.1); box-shadow: 0 18px 30px -14px rgba(30, 50, 80, .5), inset 0 0 0 1px rgba(15, 17, 20, .05); }
.btn-play:active .btn-play__dot { transform: scale(.94); transition-duration: .12s; }

.hero__features { position: absolute; left: 50%; bottom: clamp(28px, 5.5vh, 60px); translate: -50% 0; width: min(1180px, 100% - 2 * var(--gutter)); display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding-top: clamp(22px, 3.4vh, 34px); border-top: 1px solid rgba(15, 17, 20, .08); text-align: left; }
.hero__features li { display: flex; align-items: center; justify-content: center; gap: 16px; font: 400 15px/1.45 var(--f-body); color: #2c3137; }
.fico { flex: none; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: rgba(255, 255, 255, .74); box-shadow: 0 10px 22px -14px rgba(30, 50, 80, .4), inset 0 0 0 1px rgba(15, 17, 20, .05); color: var(--ink); }
.fico svg { width: 22px; height: 22px; }

/* Texte beim Laden */
.js .hero h1 .line__in { transform: translateY(112%); animation: lineup 1.5s var(--ease) forwards; animation-delay: calc(.2s + var(--i) * .12s); }
.js .hero .rise { opacity: 0; transform: translateY(22px); animation: rise 1.3s var(--ease) forwards; animation-delay: var(--d, 0s); }
.js .hero__art img { opacity: 0; animation: artin 2.4s var(--ease) .05s forwards; }
@keyframes lineup { to { transform: none; } }
@keyframes rise { to { opacity: 1; transform: none; } }
@keyframes artin { to { opacity: 1; } }

/* Fester Seitenrand: Zähler und Scroll-Anzeige */
.counter { position: fixed; left: var(--gutter); bottom: 27vh; z-index: 60; display: flex; align-items: center; gap: 18px; font: 500 14px/1 var(--f-body); color: var(--ink); transition: opacity .6s var(--ease); }
.counter b { display: block; overflow: hidden; font-weight: 500; }
.counter i { width: 46px; height: 1px; background: rgba(15, 17, 20, .28); }
.counter > span { color: #8b929b; font-weight: 400; }
.scrollcue { --prog: 0; position: fixed; right: var(--gutter); bottom: 27vh; z-index: 60; display: grid; justify-items: center; gap: 12px; font: 400 12px/1 var(--f-body); color: var(--ink); transition: opacity .6s var(--ease); }
.scrollcue i { position: relative; width: 1px; height: 58px; background: rgba(15, 17, 20, .2); }
.scrollcue u { position: absolute; left: 50%; top: 0; width: 8px; height: 8px; margin-left: -4px; border-radius: 50%; background: #a4abb4; translate: 0 calc(var(--prog) * 50px); }
.at-end .counter, .at-end .scrollcue { opacity: 0; }

/* ---------- 7 Szenen (Scroll-Choreografie) ---------- */
.scene { position: relative; height: var(--h, 260vh); overflow-x: clip; }
.scene__stage { position: sticky; top: 0; height: 100svh; overflow: hidden; display: grid; place-items: center; padding: calc(var(--header-h) + 1vh) max(var(--gutter), 190px) clamp(28px, 5vh, 56px); isolation: isolate; }
.scene__bg { position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; -webkit-mask-image: linear-gradient(transparent, #000 16%, #000 84%, transparent); mask-image: linear-gradient(transparent, #000 16%, #000 84%, transparent); }
.scene__bg img { position: absolute; left: -4%; top: -6%; width: 108%; max-width: none; height: 112%; object-fit: cover; filter: blur(var(--bg-blur)); }
.scene__inner { width: min(1160px, 100%); display: grid; gap: clamp(20px, 3.6vh, 38px); }
.scene__inner--center { justify-items: center; text-align: center; }
.scene__head h2 { margin-top: 18px; font: 300 clamp(32px, 3.6vw, 60px)/1.04 var(--f-display); letter-spacing: -.045em; color: var(--ink); max-width: 17em; text-wrap: balance; }

/* Einblend-Varianten: --t (0 bis 1) kommt aus dem Scroll, --r (0 bis 1) lässt Elemente wieder zurücktreten */
[data-reveal] { --t: 0; --r: 0; }
.no-js [data-reveal] { --t: 1; }
[data-reveal="up"] { opacity: var(--t); transform: translate3d(0, calc((1 - var(--t)) * 34px), 0); filter: blur(calc((1 - var(--t)) * 8px)); will-change: transform, opacity; }

.duo { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(16px, 2.2vw, 32px); perspective: 1800px; perspective-origin: 50% 40%; }

/* Milchglas-Flächen: unscharfer Hintergrund hinter dem Text, damit er sich gut lesen lässt */
.panel, .step, .window, .cta__in, .writebox, .chips li, .formcard, .dialog__card {
  background: linear-gradient(160deg, rgba(255, 255, 255, .66), rgba(255, 255, 255, .38));
  border: 1px solid rgba(255, 255, 255, .82);
  backdrop-filter: blur(26px) saturate(1.6); -webkit-backdrop-filter: blur(26px) saturate(1.6);
  box-shadow: 0 40px 90px -52px rgba(40, 60, 90, .5), inset 0 1px 0 rgba(255, 255, 255, .8);
}
.panel { position: relative; padding: clamp(26px, 3vw, 46px); border-radius: 30px; color: var(--ink); opacity: var(--t); will-change: transform, opacity; }
.panel[data-reveal="left"] { transform-origin: 100% 50%; transform: translate3d(calc((1 - var(--t)) * -22vw), 0, calc((1 - var(--t)) * -260px)) rotateY(calc((1 - var(--t)) * 26deg)); }
.panel[data-reveal="right"] { transform-origin: 0% 50%; transform: translate3d(calc((1 - var(--t)) * 22vw), 0, calc((1 - var(--t)) * -260px)) rotateY(calc((1 - var(--t)) * -26deg)); }
.panel__in { display: grid; gap: 16px; align-content: start; min-height: clamp(220px, 30vh, 300px); filter: blur(calc((1 - var(--t)) * 10px)); }
.panel__no { font: 500 13px/1 var(--f-body); letter-spacing: .08em; color: #8b929b; }
.panel h3 { font: 300 clamp(34px, 3.6vw, 56px)/1.02 var(--f-display); letter-spacing: -.045em; }
.panel p { max-width: 34ch; color: var(--muted); }
.meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: auto; padding-top: 8px; font: 500 13px/1.3 var(--f-body); color: #3b4148; }
.meta li { position: relative; padding-left: 12px; }
.meta li::before { content: ""; position: absolute; left: 0; top: 50%; width: 4px; height: 4px; margin-top: -2px; border-radius: 50%; background: #a4abb4; }

.also { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; }
.also__label { font: 500 12px/1 var(--f-body); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chips li { padding: 11px 20px; border-radius: 999px; font: 500 14px/1 var(--f-body); color: #2a2f35; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); box-shadow: 0 14px 30px -20px rgba(40, 60, 90, .45), inset 0 1px 0 rgba(255, 255, 255, .8); }

/* Szene 03: Text schreibt sich, Schritte bauen sich räumlich auf */
.writebox { width: min(980px, 100%); padding: clamp(24px, 3.4vw, 46px) clamp(24px, 4vw, 60px); border-radius: 36px; }
.write { font: 300 clamp(26px, 3.3vw, 54px)/1.16 var(--f-display); letter-spacing: -.04em; color: var(--ink); text-wrap: balance; }
.write .w { display: inline-block; white-space: nowrap; }
.write .ch { opacity: 0; transition: opacity .28s ease; }
.write .ch.on { opacity: 1; }
.caret { display: inline-block; width: 2px; height: .86em; margin: 0 1px 0 2px; vertical-align: -.06em; background: var(--ink); animation: blink 1.05s steps(2, start) infinite; }
@keyframes blink { to { visibility: hidden; } }

.steps { width: min(1160px, 100%); display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(12px, 1.4vw, 20px); perspective: 1500px; perspective-origin: 50% 0%; text-align: left; }
.step { display: grid; gap: 10px; align-content: start; padding: clamp(20px, 2vw, 28px); border-radius: 24px; min-height: 190px; opacity: var(--t); transform-origin: 50% 100%;
  transform: translate3d(0, calc((1 - var(--t)) * 90px), calc((1 - var(--t)) * -420px)) rotateX(calc((1 - var(--t)) * -48deg)); will-change: transform, opacity; }
.step__no { font: 500 13px/1 var(--f-body); letter-spacing: .08em; color: #8b929b; }
.step h3 { font: 400 clamp(17px, 1.45vw, 21px)/1.25 var(--f-display); letter-spacing: -.02em; color: var(--ink); }
.step p { font-size: 14.5px; line-height: 1.55; color: var(--muted); }

/* Szene 04: Demo-Fenster rückt in die Tiefe, der Kontakt tritt nach vorn */
.scene__inner--demo { gap: clamp(16px, 3vh, 30px); }
.scene__head--row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 18px 40px; }
.scene__head-side { display: grid; gap: 16px; justify-items: start; max-width: 340px; }
.scene__head-side p { color: var(--muted); }
.scene__head--row[data-reveal] { opacity: calc(var(--t) * (1 - var(--r))); }
.scene__head--row h2 { max-width: 12.5em; }

.window { width: min(1080px, 100%); margin-inline: auto; border-radius: 24px; overflow: hidden; transform-origin: 50% 100%; opacity: calc(var(--t) * (1 - var(--r) * .82));
  transform: perspective(1800px) translate3d(0, calc((1 - var(--t)) * 110px + var(--r) * -90px), calc((1 - var(--t)) * -520px + var(--r) * -340px)) rotateX(calc((1 - var(--t)) * -36deg + var(--r) * 6deg)) scale(calc(1 - var(--r) * .1)); filter: blur(calc(var(--r) * 10px)); will-change: transform, opacity; }
.window__bar { display: flex; align-items: center; gap: 16px; padding: 12px 16px; border-bottom: 1px solid rgba(15, 17, 20, .06); background: rgba(255, 255, 255, .5); }
.window__dots { display: flex; gap: 7px; }
.window__dots i { width: 10px; height: 10px; border-radius: 50%; background: rgba(15, 17, 20, .14); }
.window__tab { padding: 7px 16px; border-radius: 10px 10px 0 0; background: rgba(255, 255, 255, .8); font: 500 12.5px/1 var(--f-body); color: var(--ink); }
.window__lock { margin-left: auto; padding: 6px 12px; border-radius: 999px; background: rgba(15, 17, 20, .05); font: 500 11.5px/1 var(--f-body); color: var(--muted); }
.window__x { font-size: 20px; line-height: 1; color: var(--faint); }
.window__stage { position: relative; padding: clamp(14px, 2vw, 26px); background: rgba(255, 255, 255, .34); max-height: min(40vh, 380px); overflow: hidden; -webkit-mask-image: linear-gradient(#000 82%, transparent); mask-image: linear-gradient(#000 82%, transparent); }
.window__note { position: absolute; right: 18px; bottom: 10px; font: 400 11.5px/1 var(--f-body); color: var(--faint); }

.pv { display: grid; gap: clamp(18px, 3vh, 34px); padding: clamp(16px, 2vw, 26px); border-radius: 16px; background: #f7f8fa; box-shadow: inset 0 0 0 1px rgba(15, 17, 20, .05); }
.pv__nav { display: flex; align-items: center; gap: clamp(16px, 2.4vw, 34px); font: 400 12.5px/1 var(--f-body); color: #4a5058; }
.pv__nav b { display: inline-flex; align-items: center; gap: 8px; margin-right: auto; font-weight: 600; color: var(--ink); }
.pv__nav b i { width: 14px; height: 14px; border-radius: 4px; background: var(--ink); }
.pv__nav em { padding: 8px 16px; border-radius: 999px; background: var(--ink); color: #fff; font-style: normal; font-size: 12px; }
.pv__hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(16px, 2.4vw, 34px); align-items: center; }
.pv__hero small { font: 500 11px/1 var(--f-body); letter-spacing: .1em; text-transform: uppercase; color: #8b929b; }
.pv__hero h3 { margin: 12px 0 10px; font: 300 clamp(26px, 3.4vw, 50px)/1.04 var(--f-display); letter-spacing: -.045em; color: var(--ink); }
.pv__hero p { max-width: 30ch; font-size: 14px; color: var(--muted); }
.pv__btns { display: flex; gap: 10px; margin-top: 16px; }
.pv__btns em { padding: 9px 16px; border-radius: 999px; border: 1px solid rgba(15, 17, 20, .14); font: 500 12px/1 var(--f-body); font-style: normal; color: var(--ink); }
.pv__btns em.dark { background: var(--ink); border-color: var(--ink); color: #fff; }
.pv__art { aspect-ratio: 1.5; border-radius: 16px; background: radial-gradient(120% 90% at 30% 20%, #ffffff, rgba(255, 255, 255, 0) 55%), linear-gradient(150deg, #dbe3ee, #c5cfdd); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .7); }

.cta { position: absolute; left: 50%; bottom: clamp(36px, 8vh, 84px); width: min(860px, 100%); opacity: var(--t); transform-origin: 50% 100%;
  translate: -50% 0; transform: perspective(1800px) translate3d(0, calc((1 - var(--t)) * 140px), calc((1 - var(--t)) * -360px)) rotateX(calc((1 - var(--t)) * -30deg)); will-change: transform, opacity; }
.cta__in { display: grid; gap: 18px; padding: clamp(28px, 3.4vw, 52px); border-radius: 32px; background: linear-gradient(160deg, rgba(255, 255, 255, .86), rgba(255, 255, 255, .66)); box-shadow: 0 60px 120px -50px rgba(40, 60, 90, .6), inset 0 1px 0 rgba(255, 255, 255, .85); }
.cta h2 { font: 300 clamp(32px, 3.8vw, 62px)/1.04 var(--f-display); letter-spacing: -.045em; color: var(--ink); text-wrap: balance; }
.cta__lead { max-width: 44ch; color: var(--muted); }
.cta__row { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; margin-top: 8px; }
.cta__mail { font: 500 17px/1 var(--f-body); border-bottom: 1px solid rgba(15, 17, 20, .3); padding-bottom: 5px; transition: border-color .4s; }
.cta__mail:hover { border-color: var(--ink); }

/* ---------- Footer: liegt fest hinter der Seite, die Seite wird darüber weggescrollt ---------- */
/* Der Hintergrund ist ein kariertes weißes Blatt: feine blaugraue Linien auf Weiß, am Rand leicht abgedunkelt wie ein Blatt Papier. */
.site-footer { --reveal: 1; --kaestchen: 32px; position: relative; isolation: isolate; overflow: hidden; display: grid; min-height: 100svh; color: var(--muted); font: 400 14px/1.4 var(--f-body);
  background-color: #fff;
  background-image: linear-gradient(rgba(74, 104, 150, .17) 1px, transparent 1px), linear-gradient(90deg, rgba(74, 104, 150, .17) 1px, transparent 1px);
  background-size: var(--kaestchen) var(--kaestchen); background-position: calc(var(--gutter) * -1 + 1px) -1px; }
.site-footer::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; background: radial-gradient(120% 90% at 50% 40%, transparent 55%, rgba(60, 80, 110, .09) 100%); }
.site-footer__inner { display: grid; grid-template-rows: auto 1fr auto; gap: clamp(24px, 5vh, 56px); padding: calc(var(--header-h) * .55 + 2vh) var(--gutter) clamp(24px, 4vh, 42px);
  opacity: calc(.2 + var(--reveal) * .8); translate: 0 calc((1 - var(--reveal)) * 7vh); }
.site-footer__top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 36px; }
.site-footer__brand { width: 64px; color: var(--ink); }
.site-footer__brand svg { width: 100%; fill: currentColor; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 10px 26px; }
.site-footer a { transition: color .3s; }
.site-footer a:hover { color: var(--ink); }

/* Der Aufruf steht nicht als Knopf da, sondern als Gedanke: erst die Frage, dann der Satz, der sie weiterführt. */
.site-footer__ask { align-self: center; display: grid; gap: clamp(20px, 3.4vh, 34px); justify-items: start; }
.site-footer__q { max-width: 11em; font: 300 clamp(44px, 7.6vw, 128px)/1 var(--f-display); letter-spacing: -.055em; color: var(--ink); text-wrap: balance; }
.site-footer__q span { display: block; color: #98a0aa; }
.site-footer__a { display: inline-flex; align-items: center; gap: 18px; padding-bottom: 10px; color: var(--ink); font: 400 clamp(19px, 2vw, 30px)/1.2 var(--f-body); letter-spacing: -.022em;
  background: linear-gradient(currentColor, currentColor) 0 100% / calc(var(--reveal) * 100%) 1px no-repeat; transition: background-size .6s var(--ease); }
.site-footer__arrow { display: grid; place-items: center; flex: none; width: 46px; height: 46px; border: 1px solid rgba(15, 17, 20, .22); border-radius: 50%; animation: foot-nudge 5s var(--ease) 1.5s infinite; transition: background .4s, color .4s, border-color .4s; }
.site-footer__arrow svg { width: 17px; height: 17px; }
.site-footer__a:hover .site-footer__arrow, .site-footer__a:focus-visible .site-footer__arrow { background: var(--ink); border-color: var(--ink); color: #fff; animation-play-state: paused; }
.site-footer__a:hover { color: var(--ink); background-size: 100% 1px; }
@keyframes foot-nudge { 0%, 72%, 100% { translate: 0 0; } 86% { translate: 7px 0; } }
.site-footer__bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 28px; padding-top: 18px; border-top: 1px solid rgba(15, 17, 20, .1); }

/* Reveal: Der Footer klebt unten am Fenster und die Seite wird darüber weggescrollt (siehe main.js, nur wenn er ins Fenster passt).
   z-index -1 statt einer eigenen Ebene für die Seite: So bleiben Kopfzeile, Fenster und Dialoge ohne Umbau über der Seite. */
html.footer-reveal .site-footer { position: fixed; inset: 0; z-index: -1; }
html.footer-reveal main { margin-bottom: var(--footer-h, 0px); background: var(--bg); box-shadow: 0 50px 90px -30px rgba(40, 60, 90, calc(.4 * (1 - var(--footer-p, 0)))); }
.footer-open .counter, .footer-open .scrollcue { opacity: 0; }
/* Ist der Footer aufgedeckt, verschwindet alles andere: auch die Kopfzeile */
.site-header { transition: height .5s var(--ease), background .5s, box-shadow .5s, opacity .4s var(--ease), transform .4s var(--ease), visibility 0s; }
.footer-open .site-header { opacity: 0; visibility: hidden; transform: translateY(-14px); pointer-events: none;
  transition: height .5s var(--ease), background .5s, box-shadow .5s, opacity .4s var(--ease), transform .4s var(--ease), visibility 0s linear .4s; }

/* Ohne Sticky-Bühne (Handy, niedrige Fenster, reduzierte Bewegung): Szenen fließen normal */
html[data-scenes="flow"] .scene { height: auto; }
html[data-scenes="flow"] .scene__stage { position: relative; height: auto; display: block; padding: clamp(70px, 12vh, 120px) var(--gutter); overflow: visible; }
html[data-scenes="flow"] .scene__inner { margin-inline: auto; }
html[data-scenes="flow"] .cta { position: relative; left: auto; bottom: auto; translate: none; margin: clamp(26px, 5vh, 50px) auto 0; }
html[data-scenes="flow"] .window { --r: 0 !important; }
html[data-scenes="flow"] .scene__head--row[data-reveal] { opacity: var(--t); }
html[data-scenes="flow"] .scene__bg { -webkit-mask-image: linear-gradient(transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(transparent, #000 10%, #000 90%, transparent); }

/* ---------- 8 Seiten (Rechtliches) ---------- */
.page { min-height: 100svh; padding: calc(var(--header-h) + 8vh) var(--gutter) 120px; }
.page__inner { width: min(780px, 100%); margin-inline: auto; display: grid; gap: 26px; }
.page .eyebrow { justify-items: start; }
.page h1 { font: 300 clamp(44px, 6.4vw, 88px)/1 var(--f-display); letter-spacing: -.05em; color: var(--ink); overflow-wrap: break-word; }
/* "Datenschutzerklärung" ist ein Wort und darf auf dem Handy nicht breiter werden als der Bildschirm */
@media (max-width: 860px) { .page h1 { font-size: clamp(26px, 8.6vw, 60px); } }
.page p { color: var(--muted); }
.note { padding: 18px 22px; border-radius: 16px; border: 1px dashed rgba(15, 17, 20, .3); background: rgba(255, 255, 255, .6); color: var(--text); }
.link-u { display: inline-flex; align-items: center; gap: 10px; width: fit-content; border-bottom: 1px solid currentColor; padding-bottom: 4px; font-weight: 500; }

/* ---------- 8b Formularseiten (Kontakt, Umfrage) und Rechtstexte ---------- */
:root {
  /* Formular-Look (formular.css liest diese Werte; formular.css wird in den Seiten VOR dieser Datei geladen) */
  --fm-akzent: var(--ink); --fm-akzent-text: #fff; --fm-text: var(--ink); --fm-grau: var(--muted);
  --fm-rand: rgba(15, 17, 20, .16); --fm-hintergrund: rgba(255, 255, 255, .72);
  --fm-fehler: #b42318; --fm-erfolg: #17734a; --fm-stern: #d6a33a; --fm-radius: 14px; --fm-abstand: 1.25rem;
}
.formpage { position: relative; isolation: isolate; min-height: 100svh; padding: calc(var(--header-h) + 7vh) var(--gutter) 96px; overflow: hidden; }
.formpage__bg { position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; -webkit-mask-image: linear-gradient(transparent, #000 12%, #000 82%, transparent); mask-image: linear-gradient(transparent, #000 12%, #000 82%, transparent); }
.formpage__bg img { position: absolute; left: -4%; top: -6%; width: 108%; max-width: none; height: 112%; object-fit: cover; filter: blur(var(--bg-blur)); }
.formpage__inner { width: min(1160px, 100%); margin-inline: auto; display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(28px, 5vw, 80px); align-items: start; }
.formpage__intro { display: grid; gap: 22px; justify-items: start; padding-top: clamp(0px, 4vh, 40px); }
.formpage__intro h1 { font: 300 clamp(38px, 4.6vw, 76px)/1.02 var(--f-display); letter-spacing: -.045em; color: var(--ink); text-wrap: balance; }
.formpage__intro p { max-width: 36ch; color: var(--muted); }
.formcard { padding: clamp(24px, 3.2vw, 48px); border-radius: 32px; }

.fm { max-width: none; font-family: var(--f-body); }
.fm-label { font-weight: 500; font-size: 14px; letter-spacing: .01em; }
.fm input[type=text], .fm input[type=email], .fm input[type=tel], .fm input[type=date], .fm select, .fm textarea { padding: 15px 16px; transition: border-color .3s, background .3s; }
.fm input:focus, .fm select:focus, .fm textarea:focus { border-color: var(--ink); background: #fff; }
.fm-knopf { min-height: 56px; padding: 0 32px; border-radius: 999px; font-weight: 500; letter-spacing: -.005em; box-shadow: 0 18px 34px -20px rgba(15, 17, 20, .7); transition: transform .5s var(--ease), background .3s, box-shadow .5s var(--ease); }
.fm-knopf:hover:not(:disabled) { filter: none; background: #000; transform: translateY(-2px); }
.fm-knopf:active:not(:disabled) { transform: scale(.97); transition-duration: .12s; }
.fm-knopf-hell { background: transparent; color: var(--ink); border-color: var(--line); box-shadow: none; }
.fm-knopf-hell:hover:not(:disabled) { background: rgba(255, 255, 255, .8); }
.fm-danke { background: rgba(255, 255, 255, .72); }

.page__inner h2 { margin-top: 1.6em; font: 400 clamp(20px, 2vw, 26px)/1.25 var(--f-display); letter-spacing: -.02em; color: var(--ink); }
.page__inner h2:first-of-type { margin-top: .6em; }
.page__inner a:not(.link-u) { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 8c Vorschau-Fenster (Demo-Websites und Kunden-Vorschau) ---------- */
/* Elemente mit display-Regel brauchen die [hidden]-Regel von Hand */
.btn[hidden], .window__x[hidden], .window__pill[hidden], .window__wm[hidden], .window__frame[hidden], .pv[hidden], .window-backdrop[hidden], .dialog[hidden], .dialog__err[hidden] { display: none; }
.no-js [data-demo-customer] { display: none; }
.scene__head-btns { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.btn--ghost svg { width: 14px; height: 14px; }
.btn--ghost:hover svg { transform: none; }

.window-slot { position: relative; min-width: 0; width: min(1080px, 100%); margin-inline: auto; }
.window-slot .window { width: 100%; }
.window__tabs { display: flex; align-items: flex-end; gap: 4px; flex: 1; min-width: 0; overflow-x: auto; scrollbar-width: none; }
.window__tabs::-webkit-scrollbar { display: none; }
.window__tab { flex: none; border: 0; white-space: nowrap; background: var(--tab-bg, rgba(255, 255, 255, .8)); color: var(--tab-ink, var(--ink)); transition: background .35s, color .35s; }
button.window__tab { cursor: pointer; background: transparent; color: var(--muted); }
button.window__tab:hover { background: rgba(255, 255, 255, .5); color: var(--ink); }
button.window__tab[aria-selected="true"] { background: var(--tab-bg, rgba(255, 255, 255, .9)); color: var(--tab-ink, var(--ink)); }
button.window__tab:focus-visible { outline: 2px solid var(--ink); outline-offset: -2px; }
.window__lock { display: inline-flex; align-items: center; gap: 6px; flex: none; }
.window__lock svg { width: 12px; height: 12px; }
.window__x { flex: none; display: grid; place-items: center; width: 30px; height: 30px; border: 0; border-radius: 50%; background: rgba(15, 17, 20, .06); color: var(--ink); cursor: pointer; font: 400 20px/1 var(--f-body); transition: background .3s; }
.window__x:hover { background: rgba(15, 17, 20, .13); }

.window__frame { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: #fff; transition: opacity .45s var(--ease); }
.window__stage.is-loading .window__frame { opacity: 0; }
.window__stage.is-loading::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 12px; margin: -6px 0 0 -6px; border-radius: 50%; background: var(--ink); animation: demo-puls 1s ease-in-out infinite alternate; }
@keyframes demo-puls { from { opacity: .15; transform: scale(.7); } to { opacity: .9; transform: scale(1.1); } }
@keyframes demo-ein { from { opacity: 0; } }
/* Wasserzeichen der Kunden-Vorschau: wiederholte, schräge Schrift mit sehr geringer Deckkraft */
.window__wm { position: absolute; inset: 0; z-index: 2; pointer-events: none; background-size: 280px 170px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='280' height='170'%3E%3Cg font-family='Arial,sans-serif' font-size='15' font-weight='700' letter-spacing='2' transform='rotate(-24 140 85)'%3E%3Ctext x='30' y='100' fill='%23000' fill-opacity='.09'%3EKLIQ · VORSCHAU%3C/text%3E%3Ctext x='30' y='100' fill='%23fff' fill-opacity='.1'%3EKLIQ · VORSCHAU%3C/text%3E%3C/g%3E%3C/svg%3E"); }
.window__pill { position: absolute; z-index: 3; left: 50%; bottom: 16px; translate: -50% 0; display: flex; align-items: center; gap: 14px; width: max-content; max-width: calc(100% - 24px); padding: 7px 7px 7px 18px; border-radius: 999px; background: rgba(15, 17, 20, .88); color: #fff;
  font: 500 13px/1.3 var(--f-body); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 18px 40px -16px rgba(0, 0, 0, .6); }
.window__pill button { flex: none; padding: 10px 16px; border: 0; border-radius: 999px; background: #fff; color: var(--ink); cursor: pointer; font: 600 12.5px/1 var(--f-body); transition: background .3s; }
.window__pill button:hover { background: #e6eaf0; }
.window__pill button:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

/* Aufgeklappt: Das Fenster liegt fest über der Seite (die Bühne der Szene wird dafür über die Kopfzeile gehoben) */
.scene.is-demo-open .scene__stage { z-index: 320; }
body.demo-open { overflow: hidden; }
.window-backdrop { position: fixed; inset: 0; z-index: 1; background: rgba(228, 233, 240, .5); backdrop-filter: blur(16px) saturate(1.2); -webkit-backdrop-filter: blur(16px) saturate(1.2); animation: demo-ein .5s var(--ease) both; }
.window.is-expanded { position: fixed; z-index: 2; display: flex; flex-direction: column; margin: 0; border-radius: 22px; transform: none; opacity: 1; filter: none; will-change: auto;
  box-shadow: 0 50px 120px -40px rgba(20, 30, 50, .6); }
.window.is-animating { transition: left .65s var(--ease-io), top .65s var(--ease-io), width .65s var(--ease-io), height .65s var(--ease-io); }
.window.is-expanded .window__bar { flex: none; }
.window.is-expanded .window__stage { flex: 1; min-height: 0; max-height: none; padding: 0; overflow: hidden; background: #fff; -webkit-mask-image: none; mask-image: none; }
/* Der Hinweistext ist im großen Fenster nur für Screenreader da, die Pille unten übernimmt die Anzeige */
.window.is-expanded .window__note { width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.dialog { position: fixed; inset: 0; z-index: 340; display: grid; place-items: center; padding: 20px; overflow-y: auto; background: rgba(15, 17, 20, .34); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); animation: demo-ein .4s var(--ease) both; }
.dialog__card { position: relative; width: min(460px, 100%); display: grid; gap: 14px; padding: clamp(26px, 4vw, 40px); border-radius: 28px; color: var(--ink); }
.dialog__x { position: absolute; top: 16px; right: 16px; display: grid; place-items: center; width: 34px; height: 34px; border: 0; border-radius: 50%; background: rgba(15, 17, 20, .06); color: var(--ink); cursor: pointer; font: 400 22px/1 var(--f-body); transition: background .3s; }
.dialog__x:hover { background: rgba(15, 17, 20, .13); }
.dialog h2 { font: 300 clamp(28px, 3.2vw, 38px)/1.06 var(--f-display); letter-spacing: -.045em; }
.dialog__lead { color: var(--muted); font-size: 15.5px; }
.dialog__form { display: grid; gap: 14px; margin-top: 4px; }
.dialog__form label { display: grid; gap: 7px; font: 500 14px/1.2 var(--f-body); }
.dialog__form input { width: 100%; padding: 15px 16px; border: 1px solid var(--fm-rand); border-radius: var(--fm-radius); background: rgba(255, 255, 255, .78); font: 400 16px/1.2 var(--f-body); color: var(--ink); transition: border-color .3s, background .3s; }
.dialog__form input:focus { outline: none; border-color: var(--ink); background: #fff; }
.dialog__err { padding: 12px 14px; border-radius: 12px; background: rgba(180, 35, 24, .08); color: var(--fm-fehler); font-size: 14px; line-height: 1.45; }
.dialog__row { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; margin-top: 4px; }
.dialog__hint { font-size: 13px; line-height: 1.55; color: var(--faint); }
.dialog__hint a { text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 860px) {
  .window__pill { left: 12px; right: 12px; bottom: 12px; translate: none; width: auto; max-width: none; flex-wrap: wrap; justify-content: center; gap: 8px 12px; padding: 12px 12px 12px 16px; border-radius: 22px; }
  .window__pill span { flex: 1 1 100%; text-align: center; }
  .window__pill button { flex: 1 1 100%; }
  .window.is-expanded { border-radius: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .site-footer__arrow { animation: none; }
  .window.is-animating { transition: none; }
  .window-backdrop, .dialog { animation: none; }
  .window__stage.is-loading::after { animation: none; }
  .window__frame { transition: none; }
}

/* ---------- 8d Referenzen-Karussell (Coverflow in der Mitte, alles andere blendet aus) ---------- */
.ref[hidden], .ref__pick[hidden] { display: none; }
.ref { position: fixed; inset: 0; z-index: 330; display: grid; grid-template-rows: minmax(0, 1fr) auto; overflow: hidden;
  background: rgba(232, 236, 243, 0); transition: background .5s var(--ease), backdrop-filter .5s var(--ease), -webkit-backdrop-filter .5s var(--ease); }
.ref.is-open { background: rgba(232, 236, 243, .8); backdrop-filter: blur(30px) saturate(1.3); -webkit-backdrop-filter: blur(30px) saturate(1.3); }
.ref__close { position: absolute; top: 18px; right: 18px; z-index: 6; display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 50%;
  background: rgba(255, 255, 255, .7); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); color: var(--ink); cursor: pointer; font: 400 24px/1 var(--f-body); transition: background .3s, transform .4s var(--ease); }
.ref__close:hover { background: #fff; transform: rotate(90deg); }

.ref__stage { position: relative; display: grid; place-items: center; min-height: 0; padding-top: 64px; perspective: 2000px; perspective-origin: 50% 42%; }
/* Ferne Karten werden nach dem Wegfahren ausgeblendet (visibility), damit der Browser nicht alle Seiten gleichzeitig zeichnen muss.
   Kein Weichzeichner auf den Karten: Er zwingt den Browser, die eingebetteten Seiten bei jedem Bild neu zu berechnen, das ruckelte beim Blättern. */
.ref__slide { --w: min(1040px, 80vw); --h: min(64vh, 620px); grid-area: 1 / 1; width: var(--w); height: var(--h); opacity: 0; visibility: hidden; pointer-events: none; transform: translate3d(0, 70px, -420px) scale(.9);
  transition: transform .8s var(--ease), opacity .6s var(--ease), width .6s var(--ease), height .6s var(--ease), visibility 0s linear .8s; will-change: transform, opacity; backface-visibility: hidden; }
.ref.is-open .ref__slide.is-active { z-index: 3; opacity: 1; visibility: visible; transition-delay: 0s; pointer-events: auto; transform: none; }
.ref.is-open .ref__slide.is-prev { z-index: 2; opacity: .7; visibility: visible; transition-delay: 0s; pointer-events: auto; transform: translate3d(-68%, 0, -340px) rotateY(34deg) scale(.86); }
.ref.is-open .ref__slide.is-next { z-index: 2; opacity: .7; visibility: visible; transition-delay: 0s; pointer-events: auto; transform: translate3d(68%, 0, -340px) rotateY(-34deg) scale(.86); }
.ref.is-open .ref__slide.is-far-prev { z-index: 1; transform: translate3d(-110%, 0, -700px) rotateY(40deg) scale(.8); }
.ref.is-open .ref__slide.is-far-next { z-index: 1; transform: translate3d(110%, 0, -700px) rotateY(-40deg) scale(.8); }
.ref.is-full .ref__slide.is-active { --w: calc(100vw - 32px); --h: calc(100svh - 196px); }
.ref.is-full .ref__slide:not(.is-active) { opacity: 0; pointer-events: none; }

.ref__card { display: flex; flex-direction: column; width: 100%; height: 100%; overflow: hidden; border-radius: 22px; background: #fff; box-shadow: 0 60px 120px -44px rgba(20, 30, 50, .6), 0 0 0 1px rgba(255, 255, 255, .8); }
.ref__bar { flex: none; display: flex; align-items: center; gap: 14px; padding: 12px 16px; border-bottom: 1px solid rgba(15, 17, 20, .06); background: rgba(247, 248, 250, .95); }
.ref__bar-dots { display: flex; gap: 7px; }
.ref__bar-dots i { width: 10px; height: 10px; border-radius: 50%; background: rgba(15, 17, 20, .14); }
.ref__name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font: 600 13.5px/1 var(--f-body); color: var(--ink); }
.ref__tag { flex: none; padding: 6px 12px; border-radius: 999px; background: rgba(15, 17, 20, .07); font: 500 11.5px/1 var(--f-body); color: var(--muted); }
.ref__tag.is-real { background: rgba(23, 115, 74, .12); color: var(--fm-erfolg); }
.ref__full { flex: none; padding: 7px 13px; border: 1px solid var(--line); border-radius: 999px; background: #fff; color: var(--ink); cursor: pointer; font: 500 12px/1 var(--f-body); transition: background .3s, border-color .3s; }
.ref__full:hover { border-color: rgba(15, 17, 20, .3); background: #f3f5f8; }
.ref__body { position: relative; flex: 1; min-height: 0; background: #fff; }
.ref__frame { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: #fff; opacity: 0; transition: opacity .5s var(--ease); }
.ref__frame.is-ready { opacity: 1; }
.ref__slide:not(.is-active) .ref__frame { pointer-events: none; }
.ref__slide:not(.is-active) .ref__full { visibility: hidden; }
.ref__pick { position: absolute; inset: 0; z-index: 4; border: 0; background: transparent; cursor: pointer; }
.ref__pick { background: rgba(236, 240, 246, .34); }
.ref__pick:focus-visible { outline: 3px solid var(--ink); outline-offset: -3px; }
.window__x svg, .ref__close svg, .dialog__x svg { width: 14px; height: 14px; display: block; }
.ref__ctrl { display: contents; }

.ref__nav { position: absolute; top: calc(50% - 20px); z-index: 6; display: grid; place-items: center; width: 54px; height: 54px; border: 1px solid var(--line); border-radius: 50%;
  background: rgba(255, 255, 255, .72); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); color: var(--ink); cursor: pointer; transition: background .3s, opacity .3s, transform .5s var(--ease); }
.ref__nav svg { width: 18px; height: 18px; }
.ref__nav--prev { left: 22px; }
.ref__nav--prev svg { transform: scaleX(-1); }
.ref__nav--next { right: 22px; }
.ref__nav:hover:not(:disabled) { background: #fff; transform: scale(1.06); }
.ref__nav:disabled { opacity: .3; cursor: default; }
.ref.is-full .ref__nav { opacity: 0; pointer-events: none; }

.ref__foot { display: grid; justify-items: center; gap: 12px; padding: 14px 16px calc(24px + env(safe-area-inset-bottom)); }
.ref__dots { display: flex; gap: 10px; }
.ref__dot { width: 9px; height: 9px; padding: 0; border: 0; border-radius: 50%; background: rgba(15, 17, 20, .22); cursor: pointer; transition: background .3s, transform .4s var(--ease), width .4s var(--ease); }
.ref__dot[aria-current="true"] { width: 26px; border-radius: 999px; background: var(--ink); }
.ref__label { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px; font: 500 15px/1.2 var(--f-body); color: var(--ink); }
.ref__foot .btn { margin-top: 2px; }
.ref__close:focus-visible, .ref__nav:focus-visible, .ref__dot:focus-visible, .ref__full:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

@media (max-width: 860px) {
  .ref__stage { padding-top: 64px; }
  .ref__slide { --w: calc(100vw - 60px); --h: min(60svh, 560px); }
  .ref.is-open .ref__slide.is-prev { transform: translate3d(-64%, 0, -300px) rotateY(30deg) scale(.86); }
  .ref.is-open .ref__slide.is-next { transform: translate3d(64%, 0, -300px) rotateY(-30deg) scale(.86); }
  .ref.is-full .ref__slide.is-active { --w: calc(100vw - 16px); --h: calc(100svh - 190px); }
  .ref__ctrl { display: flex; align-items: center; justify-content: center; gap: 20px; }
  .ref__nav { position: static; width: 48px; height: 48px; }
  .ref__tag { display: none; }
  .ref__label .ref__tag { display: inline-block; }
  .ref__full { display: none; }
  .ref__foot { padding-bottom: calc(18px + env(safe-area-inset-bottom)); }
}
@media (max-height: 560px) {
  .ref__slide { --h: calc(100svh - 150px); }
}
@media (prefers-reduced-motion: reduce) {
  .ref, .ref__slide, .ref__frame, .ref__nav, .ref__close, .ref__dot { transition: none; }
}
@media (prefers-reduced-transparency: reduce) {
  .ref.is-open { background: rgba(232, 236, 243, .97); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .ref__close, .ref__nav { background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
}

/* ---------- 9 Reduzierte Bewegung / Transparenz / Lite ---------- */
.lite .menu__lens { backdrop-filter: none; -webkit-backdrop-filter: none; }
.lite .menu__img { filter: none; }
.lite .hero__art img, .lite .scene__bg img { will-change: auto; filter: none; }

@media (prefers-reduced-transparency: reduce) {
  .panel, .step, .window, .cta__in, .writebox, .chips li, .formcard, .dialog__card { background: rgba(255, 255, 255, .94); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .window-backdrop, .dialog { background: rgba(228, 233, 240, .92); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .site-header.is-scrolled { background: rgba(255, 255, 255, .96); backdrop-filter: none; -webkit-backdrop-filter: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  .js .hero h1 .line__in { transform: none; }
  .js .hero .rise, .js .hero__art img { opacity: 1; transform: none; }
  .menu__lbl span { transform: none; }
  [data-reveal] { --t: 1 !important; --r: 0 !important; }
  .write .ch { opacity: 1; }
  .caret { display: none; }
}

/* ---------- 10 Responsive ---------- */
@media (min-width: 1025px) { .hero h1 .line { white-space: nowrap; } }
@media (max-width: 1280px) { .scene__stage { padding-left: max(var(--gutter), 110px); padding-right: max(var(--gutter), 110px); } }
@media (max-width: 1024px) {
  :root { --header-h: 76px; }
  .site-header { grid-template-columns: 1fr auto; }
  .site-nav { display: none; }
  .menu-toggle { display: block; }
  .scene__stage { padding-left: var(--gutter); padding-right: var(--gutter); }
  .counter, .scrollcue { bottom: 20vh; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .formpage__inner { grid-template-columns: 1fr; }
  .duo { grid-template-columns: 1fr; }
  .pv__hero { grid-template-columns: 1fr; }
  .pv__art { display: none; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .brand { width: 66px; }
  .site-actions .btn { display: none; }
  .hero { padding-bottom: 300px; }
  .hero__art img { object-position: 42% 50%; }
  .hero h1 { font-size: clamp(46px, 13.4vw, 76px); }
  .hero__cta { flex-direction: column; gap: 18px; }
  .hero__cta .btn { width: 100%; justify-content: center; }
  .hero__features { grid-template-columns: 1fr 1fr; gap: 16px 10px; bottom: 24px; }
  .hero__features li { justify-content: flex-start; font-size: 13.5px; gap: 12px; }
  .fico { width: 40px; height: 40px; }
  .fico svg { width: 19px; height: 19px; }
  .counter, .scrollcue { display: none; }
  .steps { grid-template-columns: 1fr; }
  .scene__head--row { flex-direction: column; align-items: flex-start; }
  .window__lock { display: none; }
  .menu__foot .btn { margin-left: 0; flex: 1 1 100%; justify-content: center; }
  .menu__go { display: none; }
  .menu__nav a { grid-template-columns: 34px 1fr; }
  .menu__img { object-position: 62% 60%; }
  .site-footer { --kaestchen: 26px; }
  .site-footer__top { align-items: flex-start; }
  .site-footer__top nav { display: none; }
  .site-footer__q { font-size: clamp(42px, 12.4vw, 76px); }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
}