/* Fourangle Vision A – modern, Fourangle-Farben (Petrol, Creme, Pfirsich, Orange) */
:root {
  --slate: #2D4047;
  --slate-deep: #22343A;
  --slate-2: #3A5058;
  --cream: #FBEFDF;
  --cream-2: #F4E2CB;
  --peach: #FFE0CF;
  --orange: #FA5302;
  --orange-ui: #C94100;
  --ink: #172226; /* dunkel genug für AA auf Orange */
  --muted: #566365;
  --muted-light: #B9C6C9;
  --line: rgba(45, 64, 71, .16);
  --line-dark: rgba(251, 239, 223, .16);
  --gutter: clamp(16px, 4vw, 56px);
  --max: 1280px;
  --r: 22px;
  --f-head: "Space Grotesk", system-ui, sans-serif;
  --f-body: "IBM Plex Sans", system-ui, sans-serif;
  --ease: cubic-bezier(.2, .8, .2, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; background: #fff; color: var(--ink); font: 400 1.0625rem/1.6 var(--f-body); -webkit-font-smoothing: antialiased; overflow-x: clip; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--f-head); font-weight: 700; letter-spacing: -.025em; line-height: 1.04; margin: 0; }
p { margin: 0; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 4px; }
section { padding: clamp(80px, 11vw, 150px) 0; position: relative; }
.h2 { font-size: clamp(2.2rem, 5.2vw, 4.4rem); max-width: 18ch; letter-spacing: -.035em; }
.lead { font-size: 1.15rem; max-width: 60ch; margin-top: 1.2rem; opacity: .8; }
.link { font-weight: 600; text-decoration-thickness: 2px; text-underline-offset: 5px; text-decoration-color: var(--orange); }
.linkbtn { background: none; border: 0; padding: 0; font: inherit; color: inherit; text-decoration: underline; text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 5px; cursor: pointer; font-weight: 600; }

/* Buttons */
.btn { font: 600 1rem/1 var(--f-body); border: 0; border-radius: 999px; padding: 1rem 1.5rem; cursor: pointer; white-space: nowrap; transition: transform .25s var(--ease), background .2s, box-shadow .25s; text-decoration: none; display: inline-block; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: scale(.97); }
.btn--orange { background: var(--orange); color: var(--ink); }
.btn--orange:hover { box-shadow: 0 12px 30px -10px rgba(250, 83, 2, .7); }
.btn--ink { background: var(--slate); color: var(--cream); }
.btn--line { background: transparent; color: inherit; box-shadow: inset 0 0 0 1.5px currentColor; }
.btn--light { background: var(--cream); color: var(--slate); }

.draft-bar { background: var(--slate-deep); color: var(--muted-light); font-size: .82rem; text-align: center; padding: .4rem var(--gutter); }
.draft-bar a { color: var(--cream); font-weight: 600; margin-left: .4rem; }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 50; transition: background .3s, backdrop-filter .3s; }
.nav { background: rgba(255,255,255,.9); backdrop-filter: blur(14px); }
.nav.is-scrolled { box-shadow: 0 1px 0 var(--line); }
.nav__inner { display: flex; align-items: center; gap: 2rem; height: 76px; }
.nav__logo img { width: 150px; }
.nav nav { margin-left: auto; }
.nav__links { display: flex; gap: 1.8rem; list-style: none; margin: 0; padding: 0; font-weight: 500; }
.nav__links a { text-decoration: none; opacity: .85; }
.nav__links a { color: var(--slate); }
.nav__links a:hover { opacity: 1; color: var(--orange-ui); }

/* Vier-Winkel-Kreis */
.quad { display: grid; grid-template-columns: 1fr 1fr; aspect-ratio: 1; border-radius: 50%; overflow: hidden; transition: transform 1.2s var(--ease); }
.quad i { transition: background .6s var(--ease), transform .8s var(--ease); }
.quad i:nth-child(1) { background: var(--slate); }
.quad i:nth-child(2) { background: var(--orange); }
.quad i:nth-child(3) { background: var(--peach); }
.quad i:nth-child(4) { background: var(--cream-2); }

/* Hero */
.hero { background: #fff; color: var(--slate); min-height: calc(100svh - 110px); display: flex; align-items: center; overflow: hidden; padding: 60px 0 100px; }
.quad--hero { position: absolute; width: min(40vw, 600px); right: -7vw; top: 54%; translate: 0 -50%; opacity: .95; animation: spin 60s linear infinite; }
.quad--hero::after { content: ""; position: absolute; }
@keyframes spin { to { rotate: 360deg; } }
.hero__inner { position: relative; z-index: 1; width: 100%; }
.hero__title { font-size: clamp(2.6rem, 6.4vw, 5.6rem); letter-spacing: -.045em; line-height: 1; max-width: 12ch; }
.hero__title .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.hero__title .w > span { display: inline-block; transform: translateY(105%); animation: rise .9s var(--ease) forwards; animation-delay: calc(var(--i) * 70ms + 100ms); }
.hero__title.is-done .w > span { transform: none; animation: none; }
@keyframes rise { to { transform: none; } }
.hero__lead { font-size: 1.2rem; max-width: 46ch; margin-top: 1.8rem; color: var(--muted); }
.hero__proof { margin-top: 1.6rem; display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; font-size: .95rem; color: var(--muted); }
.hero__proof i { width: 6px; height: 6px; border-radius: 50%; background: var(--orange); }
.hero__scroll { position: absolute; left: 50%; bottom: 28px; width: 28px; height: 46px; border: 2px solid var(--line); border-radius: 20px; }
.hero__scroll span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--orange); animation: dot 1.8s var(--ease) infinite; }
@keyframes dot { 60% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }

/* Buchungsfeld */
.book-inline { margin-top: 2.2rem; max-width: 540px; }
.book-inline__label, .nl-form__label { display: block; font-weight: 600; margin-bottom: .7rem; }
.book-inline__row { display: flex; gap: .5rem; background: #fff; padding: .4rem; border-radius: 999px; box-shadow: 0 0 0 1.5px var(--line), 0 18px 40px -24px rgba(45,64,71,.45); }
.book-inline__row input { flex: 1; min-width: 0; border: 0; background: transparent; font: inherit; padding: 0 1rem; color: var(--ink); }
.book-inline__row input:focus { outline: none; }
.book-inline__row:focus-within { box-shadow: 0 0 0 3px var(--orange); }
.book-inline__hint, .fine { font-size: .9rem; color: var(--muted); margin-top: .7rem; padding-left: 1rem; }
.fine { padding-left: 0; }
.fine a { color: inherit; }
.is-error { color: #B3261E !important; font-weight: 600; }
.footer .is-error { color: #FFB59E !important; }
.footer .fine { color: var(--muted-light); }

/* Partner */
.partners { padding: 36px 0 60px; background: #fff; border-top: 1px solid var(--line); }
.partners__title { font-size: .95rem; color: var(--muted); margin-bottom: 1.4rem; }
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; align-items: center; gap: 72px; width: max-content; animation: marquee 50s linear infinite; }
.marquee__track img { height: 28px; width: auto; filter: grayscale(1); opacity: .6; transition: filter .3s, opacity .3s; }
.marquee__track img:hover { filter: none; opacity: 1; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Vier Winkel */
.angles { background: #fff; color: var(--ink); }
.angles .h2 { color: var(--slate); }
.angles__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 6vw, 96px); margin-top: 3rem; }
.angles__sticky { position: sticky; top: 14vh; height: 72vh; display: grid; place-items: center; align-content: center; gap: 1.4rem; }
.quad--story { width: min(100%, 460px); transform: rotate(calc(var(--step, 0) * -90deg)); }
.quad--story i { background: var(--cream-2); }
.quad--story i:nth-child(3) { background: var(--peach); }
.quad--story i:nth-child(4) { background: #D9CDBB; }
.quad--story i:nth-child(1) { background: var(--slate); }
.quad--story i:nth-child(2) { background: var(--cream-2); }
/* aktives Viertel landet durch die Drehung immer oben rechts: Reihenfolge i2, i4, i3, i1 */
.quad--story[data-active="0"] i:nth-child(2), .quad--story[data-active="1"] i:nth-child(4), .quad--story[data-active="2"] i:nth-child(3), .quad--story[data-active="3"] i:nth-child(1) { background: var(--orange); }
.angles__label { font: 700 1.6rem var(--f-head); color: var(--slate); }
.step { min-height: 78vh; display: flex; flex-direction: column; justify-content: center; gap: 1.2rem; padding: 6vh 0; opacity: .25; transition: opacity .5s; }
.step.is-active { opacity: 1; }
.step h3 { font-size: clamp(1.8rem, 3.4vw, 2.8rem); color: var(--slate); }
.step__lead { font-size: 1.15rem; color: var(--muted); max-width: 52ch; }
.step__list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.step__list--2 { grid-template-columns: 1fr 1fr; column-gap: 24px; }
.step__list li { padding: 14px 0; border-bottom: 1px solid var(--line); display: grid; gap: .2rem; }
.step__list b { font-family: var(--f-head); color: var(--slate); }
.step__list span { font-size: .93rem; color: var(--muted); }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.chips li { background: #fff; border-radius: 999px; padding: .35rem .8rem; font-size: .85rem; font-weight: 500; color: var(--slate); box-shadow: 0 0 0 1px var(--line); }
.person { display: flex; gap: .9rem; align-items: center; font-size: .95rem; line-height: 1.35; color: var(--muted); }
.person b { color: var(--slate); }
.person img { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; }

/* Prinzipien */
.principles { background: var(--slate); color: var(--cream); }
.pr { list-style: none; padding: 0; margin: 3rem 0 0; counter-reset: p; }
.pr li { counter-increment: p; display: grid; grid-template-columns: 80px 1fr 1fr; gap: 1rem 2rem; align-items: baseline; padding: 28px 0; border-top: 1px solid var(--line-dark); }
.pr li::before { content: "0" counter(p); font: 500 1rem var(--f-head); color: var(--orange); }
.pr b { font: 700 clamp(1.5rem, 3vw, 2.4rem)/1.1 var(--f-head); letter-spacing: -.02em; }
.pr span { color: var(--muted-light); font-size: 1.05rem; }
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
[data-reveal].is-on { opacity: 1; transform: none; }

/* Fristen */
.deadlines { background: var(--cream); color: var(--ink); }
.deadlines .h2 { color: var(--slate); }
.dl-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 3rem; }
.dl { background: #fff; border-radius: var(--r); padding: 30px; display: flex; flex-direction: column; gap: .6rem; position: relative; overflow: hidden; color: var(--slate); }
.dl--hot { background: var(--orange); color: var(--ink); }
.dl__topic { font-weight: 600; }
.dl__count { font: 700 clamp(3.4rem, 6vw, 5rem)/1 var(--f-head); letter-spacing: -.05em; font-variant-numeric: tabular-nums; display: flex; align-items: baseline; gap: .6rem; margin-top: .6rem; }
.dl__count small { font: 600 1rem var(--f-body); letter-spacing: 0; }
.dl__date { font-weight: 600; }
.dl__text { flex: 1; opacity: .85; }
.dl .btn { align-self: flex-start; margin-top: .6rem; }
.deadlines .fine { color: var(--muted); margin-top: 1.4rem; }

/* Plug-in-Schiene */
.rail { background: var(--slate); color: var(--cream); padding: 0; }
.rail__pin { position: sticky; top: 0; height: 100svh; display: flex; flex-direction: column; justify-content: center; overflow: hidden; gap: 3rem; }
.rail__head { display: flex; justify-content: space-between; align-items: end; gap: 2rem; flex-wrap: wrap; width: 100%; }
.rail__track { list-style: none; margin: 0; padding: 0 var(--gutter); display: flex; gap: 18px; width: max-content; transform: translateX(var(--x, 0px)); will-change: transform; }
.rail__card { width: 320px; min-height: 280px; background: var(--slate-2); border-radius: var(--r); padding: 28px; display: flex; flex-direction: column; gap: .8rem; }
.rail__card--hot { width: 440px; background: var(--orange); color: var(--ink); }
.rail__card--hot p { color: var(--ink) !important; }
.rail__no { font: 500 .95rem var(--f-head); color: var(--peach); }
.rail__card--hot .rail__no { color: var(--ink); }
.rail__card h3 { font-size: 1.5rem; margin-top: auto; }
.rail__card--hot h3 { font-size: 2.4rem; }
.rail__card p { color: var(--muted-light); }

/* Whitepaper */
.papers { background: var(--peach); color: var(--ink); }
.papers .h2 { color: var(--slate); }
.paper-fan { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 3vw, 44px); margin-top: 3.5rem; perspective: 1200px; }
.paper { display: flex; flex-direction: column; gap: .8rem; }
.paper img { border-radius: 10px; box-shadow: 0 40px 60px -30px rgba(31, 42, 46, .6); margin-bottom: 1.2rem; transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)); transition: transform .3s var(--ease); }
.paper h3 { font-size: 1.35rem; color: var(--slate); }
.paper p { color: var(--muted); flex: 1; }
.paper .btn { align-self: flex-start; }

/* Markteintritt */
.entry { background: var(--orange); color: var(--ink); padding: clamp(64px, 8vw, 110px) 0; }
.entry__inner { display: grid; grid-template-columns: 1.5fr 1fr; gap: 3rem; align-items: center; }
.entry .h2 { max-width: 14ch; }
.entry__inner > div > p { margin-top: 1.2rem; max-width: 56ch; font-size: 1.1rem; }
.entry__box { display: grid; gap: 1.4rem; justify-items: start; font-weight: 500; }

/* Praxis-Index */
.index { background: #fff; color: var(--ink); }
.index .h2 { color: var(--slate); }
.idx__head { display: flex; justify-content: space-between; align-items: end; gap: 1rem; flex-wrap: wrap; }
.idx { list-style: none; margin: 3rem 0 0; padding: 0; border-top: 1.5px solid var(--slate); }
.idx__row { display: grid; grid-template-columns: 240px 1fr; gap: .3rem 2rem; padding: 22px 0; border-bottom: 1px solid var(--line); position: relative; transition: padding .35s var(--ease); }
.idx__row::before { content: ""; position: absolute; left: -22px; top: 30px; width: 10px; height: 10px; border-radius: 50%; background: var(--orange); transform: scale(0); transition: transform .3s var(--ease); }
.idx__row:hover { padding-left: 14px; }
.idx__row:hover::before { transform: scale(1); }
.idx__tag { grid-row: span 2; font-size: .88rem; font-weight: 600; color: var(--orange-ui); padding-top: .3rem; }
.idx__row h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); color: var(--slate); }
.idx__row p { grid-column: 2; color: var(--muted); max-width: 70ch; }

/* Team */
.team { background: var(--slate); color: var(--cream); }
.people { list-style: none; margin: 3.5rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 28px 20px; }
.avatar { aspect-ratio: 1; border-radius: 50% 50% 50% 0; margin-bottom: 1rem; background: var(--slate-2); color: var(--peach); display: grid; place-items: center; font: 700 2.6rem var(--f-head); letter-spacing: -.02em; }
.people li { display: flex; flex-direction: column; gap: .25rem; }
.people img { aspect-ratio: 1; object-fit: cover; border-radius: 50% 50% 50% 0; margin-bottom: 1rem; filter: grayscale(1) contrast(1.05); background: var(--slate-2); transition: filter .5s, border-radius .5s var(--ease); }
.people li:hover img { filter: none; border-radius: 50%; }
.people b { font: 700 1.15rem var(--f-head); }
.people span { color: var(--muted-light); font-size: .95rem; }

/* Abschluss: Kreis wächst */
.final { background: #fff; color: var(--ink); overflow: hidden; min-height: 90vh; display: flex; align-items: center; text-align: center; }
.final__circle { position: absolute; left: 50%; top: 100%; width: 160vmax; height: 160vmax; border-radius: 50%; background: var(--orange); translate: -50% -50%; transform: scale(var(--s, 0)); transition: transform .2s linear; }
.final__inner { position: relative; z-index: 1; }
.final__title { font-size: clamp(2.6rem, 7vw, 6rem); letter-spacing: -.045em; max-width: 14ch; margin: 0 auto; }
.final__faces { display: flex; justify-content: center; margin-bottom: 1.6rem; }
.final__faces img { width: 76px; height: 76px; border-radius: 50%; object-fit: cover; border: 3px solid #fff; }
.final__faces img + img { margin-left: -18px; }
.book-inline--center { margin: 2.4rem auto 0; }
.final .book-inline__hint { color: var(--ink); }

/* Footer */
.footer { background: var(--slate-deep); padding: 64px 0 40px; color: var(--muted-light); }
.footer__inner { display: grid; grid-template-columns: 1fr 1.3fr auto; gap: 2.5rem; align-items: start; }
.footer__inner img { width: 150px; margin-bottom: 1rem; }
.nl-form__label { color: var(--cream); }
.footer__links { list-style: none; margin: 0; padding: 0; display: grid; gap: .4rem; }
.footer__copy { grid-column: 1 / -1; font-size: .85rem; border-top: 1px solid var(--line-dark); padding-top: 1.2rem; }

/* Dialoge, Einwilligung, Dock, Newsletter-Popup */
.modal { border: 0; border-radius: 26px; padding: clamp(28px, 4vw, 44px); width: min(560px, calc(100vw - 32px)); background: var(--cream); color: var(--ink); box-shadow: 0 40px 100px -30px rgba(0,0,0,.6); }
.modal::backdrop { background: rgba(34, 52, 58, .7); backdrop-filter: blur(6px); }
.modal[open] { animation: pop .35s cubic-bezier(.2, .9, .3, 1.2); }
@keyframes pop { from { transform: translateY(16px) scale(.97); opacity: 0; } }
.modal__close { position: absolute; top: 14px; right: 14px; }
.modal__close button { width: 40px; height: 40px; border-radius: 50%; border: 0; background: rgba(45,64,71,.08); font-size: 1.5rem; cursor: pointer; color: var(--slate); }
.modal__title { font-size: 1.9rem; color: var(--slate); margin-bottom: .6rem; }
.modal .book-inline__row { box-shadow: 0 0 0 1.5px var(--line); background: #fff; }
.modal .book-inline__hint, .modal .fine { color: var(--muted); }
.modal .is-error { color: #B3261E !important; }
.modal .btn--orange { background: var(--orange-ui); color: #fff; }
.modal__demo { font-size: .9rem; background: var(--peach); border-radius: 12px; padding: .6rem .8rem; margin: .6rem 0 1.2rem; }
.slots { display: grid; gap: 1rem; }
.slots__day { font: 600 1rem var(--f-head); color: var(--slate); margin-bottom: .4rem; }
.slots__row { display: flex; flex-wrap: wrap; gap: .5rem; }
.slot { border: 1.5px solid var(--slate); background: transparent; border-radius: 999px; padding: .55rem 1rem; font: 600 .95rem var(--f-body); color: var(--slate); cursor: pointer; }
.slot:hover { background: var(--slate); color: var(--cream); }
.done-circle { width: 72px; height: 72px; border-radius: 50%; background: var(--orange); margin-bottom: 1.2rem; animation: grow .6s cubic-bezier(.34, 1.56, .64, 1); }
@keyframes grow { from { transform: scale(0); } }
.paper-form { display: grid; gap: .7rem; margin-top: 1.2rem; }
.paper-form input[type=email] { font: inherit; padding: .9rem 1rem; border-radius: 12px; border: 1.5px solid var(--line); background: #fff; }
.paper-form input[type=email]:focus { outline: none; border-color: var(--orange); }
.paper-form .btn { justify-self: start; margin-top: .4rem; }
.check { display: flex; gap: .6rem; align-items: center; font-size: .95rem; }
.check input { width: 18px; height: 18px; accent-color: var(--orange); }
.consent { position: fixed; right: 16px; bottom: 16px; width: min(420px, calc(100vw - 32px)); z-index: 60; background: var(--cream); color: var(--ink); border-radius: 20px; padding: 22px; box-shadow: 0 24px 60px -20px rgba(0,0,0,.6); font-size: .95rem; }
.consent__title { font-size: 1.2rem; margin-bottom: .5rem; color: var(--slate); }
.consent .check { margin-top: .7rem; font-size: .92rem; }
.consent__btns { display: flex; gap: .5rem; margin-top: 1rem; flex-wrap: wrap; }
.consent .btn--light { background: var(--slate); color: var(--cream); }
.dock { position: fixed; left: 16px; bottom: 16px; z-index: 40; display: flex; gap: 8px; padding: 6px; background: rgba(45, 64, 71, .92); backdrop-filter: blur(10px); border-radius: 999px; box-shadow: 0 0 0 1px var(--line-dark); transform: translateY(150%); transition: transform .45s var(--ease); }
.dock.is-on { transform: none; }
.dock .btn { padding: .8rem 1.2rem; }
.dock .btn--slate { background: var(--cream); color: var(--slate); }
.nl-pop { position: fixed; right: 16px; bottom: 16px; z-index: 45; width: min(360px, calc(100vw - 32px)); background: var(--cream); color: var(--ink); border-radius: 22px; padding: 24px; box-shadow: 0 24px 60px -20px rgba(0,0,0,.6); animation: pop .4s cubic-bezier(.2, .9, .3, 1.2); overflow: hidden; }
.nl-pop::before { content: ""; position: absolute; right: -40px; top: -40px; width: 110px; height: 110px; border-radius: 50%; background: var(--orange); }
.nl-pop h2 { font-size: 1.35rem; margin-bottom: .4rem; position: relative; max-width: 14ch; color: var(--slate); }
.nl-pop p { color: var(--muted); font-size: .95rem; }
.nl-pop form { display: grid; gap: .6rem; margin-top: 1rem; }
.nl-pop input { font: inherit; padding: .8rem 1rem; border-radius: 12px; border: 1.5px solid var(--line); }
.nl-pop .btn { justify-self: start; background: var(--orange-ui); color: #fff; }
.nl-pop .fine { color: var(--muted); }
.nl-pop__close { position: absolute; top: 10px; right: 10px; z-index: 1; width: 34px; height: 34px; border-radius: 50%; border: 0; background: rgba(255,255,255,.9); color: var(--slate); font-size: 1.3rem; cursor: pointer; }

/* Responsiv */
@media (max-width: 1020px) {
  .nav__links { display: none; }
  .angles__grid { grid-template-columns: 1fr; }
  .angles__sticky { top: 76px; height: auto; z-index: 2; background: #fff; padding: 12px 0; grid-auto-flow: column; justify-content: start; gap: 1rem; }
  .quad--story { width: 64px; }
  .angles__label { font-size: 1.2rem; }
  .step { min-height: 0; opacity: 1; padding: 36px 0; }
  .dl-cards, .paper-fan { grid-template-columns: 1fr; }
  .paper { display: grid; grid-template-columns: 140px 1fr; column-gap: 20px; }
  .paper img { grid-row: span 4; margin: 0; }
  .entry__inner, .footer__inner { grid-template-columns: 1fr; }
  .pr li { grid-template-columns: 50px 1fr; }
  .pr span { grid-column: 2; }
  .rail__pin { position: static; height: auto; padding: 80px 0; }
  .rail__track { width: auto; overflow-x: auto; scroll-snap-type: x mandatory; transform: none !important; padding-bottom: 12px; }
  .rail__card { flex: none; scroll-snap-align: start; width: 280px; }
  .rail__card--hot { width: 300px; }
  .rail__card--hot h3 { font-size: 1.8rem; }
}
@media (max-width: 600px) {
  .nav__logo img { width: 120px; }
  .nav .btn { padding: .75rem 1rem; font-size: .92rem; }
  .quad--hero { width: 110vw; right: -55vw; opacity: .15; }
  .book-inline__row { flex-direction: column; border-radius: 22px; padding: .5rem; }
  .book-inline__row input { padding: .8rem 1rem; }
  .step__list--2 { grid-template-columns: 1fr; }
  .idx__row { grid-template-columns: 1fr; }
  .idx__row p { grid-column: 1; }
  .people { grid-template-columns: 1fr 1fr; }
  .paper { grid-template-columns: 96px 1fr; }
  .dock { left: 12px; right: 12px; justify-content: center; }
  .dock .btn { flex: 1; text-align: center; }
  .nl-pop { bottom: 84px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .hero__title .w > span { transform: none; }
  [data-reveal] { opacity: 1; transform: none; }
  .marquee__track { flex-wrap: wrap; width: auto; justify-content: center; row-gap: 24px; }
  .final__circle { transform: scale(1); }
}
.entry__note { font-size: .85rem; opacity: .8; font-weight: 400; }

.people img.img--round, .people li:hover img.img--round { border-radius: 50%; }

.hero__proof img { width: 150px; height: auto; margin-right: .8rem; }

/* Kunden-Logos und Auszeichnung */
.customers { margin-bottom: 2.6rem; }
.customers__title { font-size: .95rem; color: var(--muted); margin-bottom: 1.2rem; }
.customers__list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; align-items: center; gap: 28px 56px; }
.customers__list img { width: auto; filter: grayscale(1); opacity: .75; }
.customers__list img.logo--light { filter: brightness(0); opacity: .7; } /* weiße Original-Logos dunkel darstellen */
.award { display: inline-flex; align-items: center; gap: .7rem; padding: .45rem 1rem .45rem .45rem; border-radius: 999px; background: #fff; box-shadow: 0 0 0 1px var(--line); }
.award__mark svg { display: block; width: 40px; height: 40px; }
.award__txt { display: grid; line-height: 1.2; }
.award__txt b { font-family: var(--f-head); font-size: .98rem; color: var(--slate); }
.award__txt span { font-size: .82rem; color: var(--muted); }
.hero__proof .award { margin-right: .6rem; }

/* Kunden-Laufband: Karten in Originalfarben */
.customers { margin-bottom: 2.4rem; }
.marquee--customers .marquee__track { gap: 16px; animation-duration: 36s; animation-direction: reverse; }
.cust { flex: none; display: grid; place-items: center; height: 92px; padding: 0 40px; border-radius: 18px; background: #fff; box-shadow: 0 0 0 1px var(--line), 0 14px 30px -22px rgba(31,42,46,.45); }
.cust img { height: 34px !important; width: auto; filter: none !important; opacity: 1 !important; }
.cust--dark { background: var(--slate); box-shadow: none; }

/* Sprachwechsel */
.lang { display: inline-flex; gap: 2px; padding: 3px; border-radius: 999px; box-shadow: 0 0 0 1px var(--line); font: 600 .85rem var(--f-body); }
.lang a { text-decoration: none; padding: .35rem .6rem; border-radius: 999px; color: var(--slate); }
.lang a[aria-current="true"] { background: var(--slate); color: var(--cream); }
.lang a:not([aria-current="true"]):hover { color: var(--orange-ui); }

.cust--beat81 { background: #DB564C; box-shadow: none; } /* Beat81-Markenfarbe */
.cust img[src*="park-supply"] { height: 76px !important; } /* quadratisches Emblem, sonst unlesbar */
.cust img[src*="sodastream"] { height: 28px !important; }

/* Plug-in-Symbole: feine Linien, ein oranger Akzent */
.rail__card { position: relative; }
.rail__card .pi { position: absolute; top: 22px; right: 22px; display: inline-flex; width: 46px; height: 46px; border-radius: 50%; align-items: center; justify-content: center; background: rgba(251,239,223,.08); color: var(--cream); transition: transform .4s cubic-bezier(.2,.8,.2,1); }
.rail__card .pi .acc { stroke: var(--orange); }
.rail__card:hover .pi { transform: rotate(-8deg) scale(1.06); }
.rail__card--hot .pi { width: 60px; height: 60px; background: rgba(23,34,38,.1); color: var(--ink); }
.rail__card--hot .pi svg { width: 34px; height: 34px; }
.rail__card--hot .pi .acc { stroke: var(--cream); }
@media (prefers-reduced-motion: reduce) { .rail__card:hover .pi { transform: none; } }

@media (max-width: 1200px) and (min-width: 1021px) { .paper-grid, .paper-fan { grid-template-columns: repeat(2, 1fr); } }

/* Plug-in-Karten zum Umdrehen: vorne Kurzinfo, hinten Text von fourangle.com */
button.pi { border: 0; padding: 0; cursor: pointer; font: inherit; }
button.pi:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }
.flip { perspective: 1400px; }
.flip__in { position: relative; transform-style: preserve-3d; transition: transform .7s cubic-bezier(.2, .8, .2, 1); }
.flip.is-flipped .flip__in { transform: rotateY(180deg); }
.flip__face { -webkit-backface-visibility: hidden; backface-visibility: hidden; }
.flip__back { position: absolute; inset: 0; transform: rotateY(180deg); background: var(--cream); color: var(--slate); padding: 20px 20px 16px; overflow: auto; display: flex; flex-direction: column; gap: .45rem; text-align: left; }
.flip__eyebrow { font-size: .76rem; font-weight: 600; color: var(--orange-ui) !important; margin: 0; }
.flip__back h4 { font: 700 1.02rem/1.2 var(--f-head); margin: 0; color: var(--slate); letter-spacing: -.01em; }
.flip__back p { font-size: .84rem; line-height: 1.5; color: var(--muted) !important; margin: 0; }
.flip__actions { margin-top: auto; padding-top: .5rem; display: flex; justify-content: space-between; align-items: center; gap: .8rem; font-size: .82rem; font-weight: 600; }
.flip__actions a { color: var(--slate); text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.flip__close { border: 0; border-radius: 999px; background: var(--slate); color: var(--cream); padding: .45rem .95rem; font: 600 .8rem var(--f-body); cursor: pointer; flex: none; }
.flip__close:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { .flip__in { transition: none; } }
/* Vision A: Karten der Plug-in-Schiene */
.rail__card.flip { padding: 0; }
.rail__card.flip .flip__in { flex: 1; display: flex; }
.rail__card.flip .flip__front { flex: 1; position: relative; padding: 28px; display: flex; flex-direction: column; gap: .8rem; }
.rail__card .flip__back { border-radius: var(--r); padding: 24px; }
.rail__card.flip { min-height: 330px; }
.flip__back { hyphens: manual; overflow-wrap: normal; }
.rail__card .flip__actions { position: sticky; bottom: -24px; background: var(--cream); margin-bottom: -24px; padding-bottom: 24px; }

.flip__actions { justify-content: flex-end; }