/* ============================================================
   ARTintelligence — Haupt-Stylesheet (Swiss Editorial)
   Struktur: Base → Layout → Komponenten → Sektionen → Responsive
   ============================================================ */

@font-face{font-family:'Revoxa';src:url('../revoxa.ttf') format('truetype');font-weight:400;font-style:normal;font-display:swap}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--font-body);font-size:var(--fs-body);line-height:var(--lh-body);
  font-feature-settings:'ss01','cv05';
  -webkit-font-smoothing:antialiased;
}
/* Ganzseiten-Atmosphäre: dasselbe Tech-Bild fix hinter der ganzen Seite,
   sehr geringe Deckkraft, cover + fixed = keine Kanten, kein Tiling.
   ANPASSBAR: bg-arc.jpg gegen bg-page.jpg tauschen für ein anderes Motiv. */
body::before{
  content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:url('../bg-page.jpg') center/cover no-repeat;
  opacity:1;
}
/* Feine Noise-Textur über der ganzen Seite für Materialität (~3%) */
body::after{
  content:'';position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* Damit das Bild durch die hellen Sektionen schimmert: leicht durchlässig statt vollflächig weiss */
.section-alt{background:rgba(255,255,255,.55)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
::selection{background:var(--red);color:#fff}

h1,h2,h3{font-family:var(--font-display);font-weight:400;line-height:var(--lh-tight);text-wrap:balance}
h2 em{font-style:normal;color:var(--red)}
h1{font-size:var(--fs-hero);letter-spacing:.005em}
h2{font-size:var(--fs-h2);letter-spacing:.005em}
h3{font-size:var(--fs-h3)}

/* Seiten-Rails: zwei durchlaufende Vertikallinien am Containerrand */
.section{position:relative}
.section::before,.section::after{
  content:'';position:absolute;top:0;bottom:0;width:1px;background:var(--line);pointer-events:none;
}
.section::before{left:max(0px,calc(50% - var(--maxw)/2))}
.section::after{right:max(0px,calc(50% - var(--maxw)/2))}
.guarantee::before,.guarantee::after{display:none}
.section>.wrap{position:relative;z-index:1}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:var(--s5)}
.section+.section{border-top:1px solid var(--line)}

/* Sektions-Kopfzeile: Index + Label links, Meta rechts, starke Linie */
/* Sektions-Kopf: 2px grüne Gradient-Linie (glüht mittig, fadet an den Enden) */
.sec-row{
  display:flex;align-items:baseline;gap:var(--s2);
  border-top:2px solid transparent;border-image:var(--line-green) 1;
  padding-top:14px;margin-bottom:var(--s3);
}
.sec-idx{
  font-family:var(--font-body);font-weight:700;font-size:var(--fs-label);
  color:var(--red);letter-spacing:.1em;font-variant-numeric:tabular-nums;
}
.sec-label{
  font-size:var(--fs-label);letter-spacing:var(--ls-label);text-transform:uppercase;
  color:var(--ink);font-weight:600;
}
.sec-meta{
  margin-left:auto;font-size:var(--fs-label);letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-2);font-variant-numeric:tabular-nums;
}
.section-head{max-width:880px;margin-bottom:var(--s4)}
.section-head h2{max-width:20ch}
.section-head p{color:var(--ink-2);font-size:var(--fs-lead);margin-top:var(--s3);max-width:54ch}

/* ---------- Buttons ---------- */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:space-between;gap:26px;
  padding:0 26px;height:56px;
  font-family:var(--font-body);font-weight:600;font-size:var(--fs-label);
  letter-spacing:.12em;text-transform:uppercase;line-height:1;white-space:nowrap;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.btn::after{content:'→';font-size:1rem;letter-spacing:0;transition:transform var(--dur) var(--ease);position:relative;z-index:1}
.btn>*,.btn{position:relative}
.btn:hover::after{transform:translateX(5px)}
/* Primär: Material-Rot mit Verlauf + Glow + Sheen beim Hover */
.btn-primary{background:var(--grad-red);color:#fff;box-shadow:0 6px 20px -6px var(--glow),inset 0 1px 0 rgba(255,255,255,.18);overflow:hidden}
.btn-primary::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg,transparent 20%,rgba(255,255,255,.22) 50%,transparent 80%);transform:translateX(-120%);transition:transform .6s var(--ease-out)}
.btn-primary:hover{box-shadow:0 12px 30px -6px var(--glow),inset 0 1px 0 rgba(255,255,255,.22);transform:translateY(-1px)}
.btn-primary:hover::before{transform:translateX(120%)}
.btn-secondary{background:transparent;color:var(--ink);border:1px solid var(--ink);transition:background var(--dur) var(--ease),color var(--dur) var(--ease),transform var(--dur) var(--ease)}
.btn-secondary:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--ink)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(247,247,245,.94);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;gap:var(--s3);min-height:70px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand img{width:34px;height:34px;object-fit:cover;flex:none;max-width:none}
.brand span{
  font-family:var(--font-body);font-weight:700;font-size:.82rem;
  letter-spacing:.22em;text-transform:uppercase;
}
.main-nav{display:flex;gap:clamp(16px,2.4vw,34px);margin-left:auto}
.main-nav .lang-switch{display:none} /* Desktop: Umschalter rechts im Header, nicht in der Nav */
.main-nav a{
  font-size:var(--fs-label);letter-spacing:.1em;text-transform:uppercase;font-weight:600;
  color:var(--ink-2);padding:6px 0;border-bottom:2px solid transparent;white-space:nowrap;
  transition:color var(--dur) var(--ease);
}
.main-nav a:hover,.main-nav a[aria-current]{color:var(--ink);border-bottom-color:var(--red)}
.header-cta{margin-left:var(--s1)}
.header-cta .btn{height:44px;padding:0 18px;gap:14px}

/* Sprachumschalter */
.lang-switch{display:flex;border:1px solid var(--line)}
.lang-switch button{
  padding:9px 13px;font-size:var(--fs-micro);font-weight:700;letter-spacing:.12em;
  color:var(--ink-2);border-right:1px solid var(--line);
}
.lang-switch button:last-child{border-right:0}
.lang-switch button[aria-pressed="true"]{background:var(--ink);color:#fff}

/* Burger (mobil) */
.burger{display:none;flex-direction:column;gap:5px;padding:10px;margin-left:auto}
.burger span{width:22px;height:2px;background:var(--ink);transition:transform var(--dur) var(--ease),opacity var(--dur)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Produkte-Sub-Nav ---------- */
.sub-nav{
  position:sticky;top:70px;z-index:90;
  background:var(--bg);border-bottom:1px solid var(--line);
  overflow-x:auto;scrollbar-width:none;
}
.sub-nav::-webkit-scrollbar{display:none}
.sub-nav .wrap{display:flex;padding-block:0}
.sub-nav a{
  flex:none;font-size:var(--fs-micro);font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-2);padding:13px 20px;border-left:1px solid var(--line);
  display:flex;align-items:center;gap:10px;
  transition:color var(--dur),background var(--dur);
}
.sub-nav a:last-child{border-right:1px solid var(--line)}
.sub-nav a i{font-style:normal;color:var(--red);font-weight:700;font-variant-numeric:tabular-nums}
.sub-nav a:hover{color:var(--ink);background:var(--surface)}
.sub-nav a.active{color:var(--ink);box-shadow:inset 0 -2px 0 var(--red)}

/* ---------- Hero ---------- */
.hero{padding-block:clamp(48px,7vh,84px) 0;position:relative;overflow:hidden}
/* Signature: Signal-Grid (Canvas) + geblurte Arc-Textur hinter dem Hero */
.hero-grid-canvas{position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.42}
.hero>.wrap{position:relative;z-index:2}
/* Orchestrierte Eingangssequenz */
@keyframes heroIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hero-anim .hero-kicker,.hero-anim .hero-h,.hero-anim .hero-lead,
.hero-anim .hero-ctas,.hero-anim .hero-note,.hero-anim .founders,.hero-anim .hero>.wrap>.next-hint,
.hero-anim .next-hint{opacity:0}
.hero-anim.ready .hero-kicker{animation:heroIn .7s var(--ease-out) .00s forwards}
.hero-anim.ready .hero-h{animation:heroIn .8s var(--ease-out) .10s forwards}
.hero-anim.ready .hero-lead{animation:heroIn .7s var(--ease-out) .26s forwards}
.hero-anim.ready .hero-ctas{animation:heroIn .7s var(--ease-out) .36s forwards}
.hero-anim.ready .hero-note{animation:heroIn .7s var(--ease-out) .44s forwards}
.hero-anim.ready .founders{animation:heroIn .9s var(--ease-out) .30s forwards}
.hero-anim.ready .next-hint{animation:heroIn .7s var(--ease-out) .55s forwards}
@media(prefers-reduced-motion:reduce){
  .hero-anim .hero-kicker,.hero-anim .hero-h,.hero-anim .hero-lead,.hero-anim .hero-ctas,
  .hero-anim .hero-note,.hero-anim .founders,.hero-anim .next-hint{opacity:1!important;animation:none!important}
  .hero-grid-canvas{display:none}
}
.hero-h{max-width:24ch;padding-bottom:clamp(28px,4vh,48px);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:6fr 6fr;gap:clamp(32px,5vw,72px);align-items:stretch;padding-top:clamp(28px,4vh,48px)}
.hero-copy{display:flex;flex-direction:column;justify-content:center}
.hero h1 strong{font-weight:400;color:var(--red)}
.hero-kicker{
  display:flex;align-items:center;gap:12px;margin-bottom:var(--s3);
  font-size:var(--fs-label);letter-spacing:var(--ls-label);text-transform:uppercase;color:var(--ink-2);
}
.hero-kicker::before{content:'';width:10px;height:10px;background:var(--red)}
.hero-lead{color:var(--ink-2);font-size:var(--fs-lead);max-width:46ch;margin-top:var(--s3)}
.hero-ctas{display:flex;gap:var(--s2);margin-top:var(--s4);flex-wrap:wrap}
.hero-note{margin-top:var(--s2);font-size:var(--fs-sm);color:var(--ink-2)}

/* Gründer-Duo: beide immer zusammen, ruhig monochrom auf Fläche */
.founders{background:var(--surface-2);border:1px solid var(--line);box-shadow:var(--shadow-2);transition:transform var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out)}
.founders:hover{transform:translateY(-4px);box-shadow:var(--shadow-3)}
.founders-imgs{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line)}
.founders-imgs img{
  width:100%;height:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 8%;
  filter:grayscale(1) contrast(1.05);background:var(--surface-2);
}
.founders figcaption{
  display:flex;align-items:stretch;border-top:1px solid var(--line);background:var(--ink);color:#fff;
}
.founders figcaption::before{content:'';width:10px;background:var(--red);flex:none}
.founders .fc-in{
  display:flex;justify-content:space-between;align-items:baseline;flex:1;
  padding:14px 18px;font-size:var(--fs-sm);
}
.founders .fc-in span{
  color:rgba(255,255,255,.55);font-size:var(--fs-micro);
  letter-spacing:.14em;text-transform:uppercase;
}

/* ---------- Angebote: dunkler Slab mit Textur, Hover hellt auf ---------- */
.offers-grid{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--dark);background:rgba(255,255,255,.09);gap:1px}
.offer-card{
  /* Default: schwarz mit derselben Arc-Textur wie die anderen dunklen Flächen */
  background:linear-gradient(rgba(17,17,19,.9),rgba(17,17,19,.94)),url('../bg-arc.jpg') center/cover no-repeat var(--ink);
  color:#fff;padding:clamp(28px,3.6vw,52px);
  display:flex;flex-direction:column;gap:var(--s2);position:relative;overflow:hidden;
  transition:transform var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out);
  z-index:0;
}
.offer-card>*{position:relative;z-index:1}
/* weiße Fläche blendet beim Hover sanft ein */
.offer-card::before{content:'';position:absolute;inset:0;z-index:0;background:var(--surface);opacity:0;transition:opacity var(--dur) var(--ease)}
.offer-card:hover::before{opacity:1}
.offer-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-3);z-index:2}
/* roter Akzentstreifen fährt beim Hover ein */
.offer-card::after{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad-red);transform:scaleY(0);transform-origin:top;transition:transform var(--dur) var(--ease-out);z-index:2}
.offer-card:hover::after{transform:scaleY(1)}
.offer-num{
  font-family:var(--font-body);font-weight:700;font-size:clamp(2.6rem,4.5vw,4rem);line-height:1;
  color:rgba(255,255,255,.14);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  transition:color var(--dur) var(--ease);
}
.offer-card h3{margin-top:var(--s2);font-size:clamp(1.25rem,1.9vw,1.6rem);color:#fff;transition:color var(--dur) var(--ease)}
.offer-card p{color:rgba(255,255,255,.62);flex:1;max-width:44ch;transition:color var(--dur) var(--ease)}
.offer-link{
  display:inline-flex;gap:10px;align-items:center;margin-top:var(--s2);color:#fff;
  font-size:var(--fs-label);font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  transition:color var(--dur) var(--ease);
}
.offer-link::after{content:'→';letter-spacing:0;font-size:1rem;transition:transform var(--dur) var(--ease)}
/* Hover: heller Zustand, dunkle Schrift */
.offer-card:hover .offer-num{color:var(--ghost)}
.offer-card:hover h3{color:var(--ink)}
.offer-card:hover p{color:var(--ink-2)}
.offer-card:hover .offer-link{color:var(--ink)}
.offer-card:hover .offer-link::after{transform:translateX(5px)}

/* ---------- Dunkle Sektion (Buchungs-Spotlight) ---------- */
/* Einheitliche Tiefen-Textur hinter ALLEN dunklen Flächen (bg-arc, gleiche Deckkraft) */
.section-dark{background:linear-gradient(rgba(17,17,19,.9),rgba(17,17,19,.94)),url('../bg-arc.jpg') center/cover no-repeat var(--ink);color:#fff}
.section-dark::before,.section-dark::after{display:none}
.section-dark .sec-row{border-top-color:rgba(255,255,255,.25)}
.section-dark .sec-label{color:#fff}
.section-dark .sec-meta{color:rgba(255,255,255,.45)}
.section-dark .section-head h2 em{font-style:normal;color:var(--red)}
.section-dark .section-head p{color:rgba(255,255,255,.6)}
.section-dark .next-hint{color:#fff}
.section-dark .next-hint em{color:rgba(255,255,255,.5)}

/* ---------- Erstgespräch / Kontakt ---------- */
.contact-grid{display:grid;grid-template-columns:5fr 7fr;gap:1px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.16)}
.contact-ways{display:flex;flex-direction:column;background:var(--ink)}
.contact-way{
  display:flex;align-items:center;gap:var(--s2);flex:1;
  padding:22px clamp(20px,2.6vw,36px);border-bottom:1px solid rgba(255,255,255,.14);
  transition:background var(--dur);
}
.contact-way:last-child{border-bottom:0}
.contact-way:hover{background:rgba(255,255,255,.06)}
.contact-way .cw-num{
  font-size:var(--fs-label);font-weight:700;color:var(--red);font-variant-numeric:tabular-nums;
}
.contact-way .cw-title{font-weight:600;font-size:var(--fs-body)}
.contact-way .cw-sub{font-size:var(--fs-sm);color:rgba(255,255,255,.55)}
.contact-way::after{content:'→';margin-left:auto;color:rgba(255,255,255,.45);transition:transform var(--dur) var(--ease),color var(--dur)}
.contact-way:hover::after{transform:translateX(5px);color:#fff}
.cal-embed{background:var(--surface);min-height:640px}

/* ---------- Schritte (So funktioniert es) ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;border:1px solid var(--line);background:var(--line)}
.step{background:rgba(255,255,255,.78);padding:clamp(24px,2.6vw,40px);min-height:260px;display:flex;flex-direction:column}
/* Nummer als achteckiges Siegel — wirkt zertifiziert, schafft unterbewusst Vertrauen */
.step-num{
  position:relative;display:grid;place-items:center;width:66px;height:66px;
  font-family:var(--font-body);font-weight:700;font-size:1.5rem;line-height:1;
  color:var(--ink);font-variant-numeric:tabular-nums;
}
.step-num::before{
  content:'';position:absolute;inset:0;background:no-repeat center/contain;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 66 66' fill='none'%3E%3Cpath d='M21 3 H45 L63 21 V45 L45 63 H21 L3 45 V21 Z' stroke='%234F8C57' stroke-width='1.5'/%3E%3Cpath d='M24.5 10 H41.5 L56 24.5 V41.5 L41.5 56 H24.5 L10 41.5 V24.5 Z' stroke='%234F8C57' stroke-opacity='.35' stroke-width='1'/%3E%3Cpath d='M33 1 V4 M33 62 V65 M1 33 H4 M62 33 H65' stroke='%234F8C57' stroke-width='1.5'/%3E%3C/svg%3E");
}
.step h3{font-size:1.05rem;margin-top:var(--s3)}
.step p{color:var(--ink-2);font-size:var(--fs-sm);margin-top:10px;max-width:30ch}
.step-week{
  margin-top:auto;padding-top:var(--s2);font-size:var(--fs-micro);letter-spacing:.12em;
  text-transform:uppercase;color:var(--red);font-weight:700;
}

/* ---------- Warum ---------- */
.why-list{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;border:1px solid var(--line);background:var(--line)}
.why-item{background:rgba(255,255,255,.78);padding:clamp(24px,2.6vw,38px)}
.why-item h3{font-size:1rem;display:flex;align-items:baseline;gap:10px}
.why-item h3::before{content:'';width:8px;height:8px;background:var(--red);flex:none;align-self:center}
.why-item p{color:var(--ink-2);font-size:var(--fs-sm);margin-top:10px;max-width:34ch}
.section-dark .why-list{border-color:rgba(255,255,255,.14);background:rgba(255,255,255,.14)}
.section-dark .why-item{background:rgba(22,22,24,.85)}
.section-dark .why-item h3{color:#fff}
.section-dark .why-item p{color:rgba(255,255,255,.55)}
.section-dark .section-head h2{color:#fff}

.why-list.cols-2{grid-template-columns:1fr 1fr}

/* ---------- FAQ ---------- */
.faq{max-width:820px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;display:flex;align-items:baseline;gap:var(--s3);
  padding:24px 0;font-weight:600;font-size:1.02rem;cursor:pointer;
}
.faq summary::-webkit-details-marker{display:none}
.faq .faq-idx{font-size:var(--fs-label);font-weight:700;color:var(--red);font-variant-numeric:tabular-nums;flex:none}
.faq summary::after{
  content:'+';margin-left:auto;font-size:1.5rem;font-weight:300;color:var(--ink-2);
  transition:transform var(--dur) var(--ease);flex:none;line-height:1;align-self:center;
}
.faq details[open] summary::after{transform:rotate(45deg);color:var(--red)}
.faq details p{padding:0 0 26px 44px;color:var(--ink-2);max-width:62ch}

/* ---------- Rechner ---------- */
.calc{background:rgba(255,255,255,.80);border:1px solid var(--line);position:relative}
/* HUD-Eckklammern in Logo-Grün — dezenter Instrument-Look */
.calc::before,.calc::after{content:'';position:absolute;width:20px;height:20px;pointer-events:none;z-index:3}
.calc::before{top:-1px;left:-1px;border-top:2px solid var(--green);border-left:2px solid var(--green)}
.calc::after{bottom:-1px;right:-1px;border-bottom:2px solid var(--green);border-right:2px solid var(--green)}
.calc-tabs{display:flex;flex-wrap:wrap;border-bottom:1px solid var(--line)}
.calc-tabs button{
  flex:1;min-height:56px;padding:10px 14px;
  font-size:var(--fs-label);font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-2);border-right:1px solid var(--line);
  transition:all var(--dur) var(--ease);
}
.calc-tabs button:last-child{border-right:0}
.calc-tabs button:hover{color:var(--ink);background:var(--bg)}
.calc-tabs button[aria-pressed="true"]{background:var(--ink);color:#fff}
.calc-body{display:grid;grid-template-columns:1fr 1fr}
.calc-inputs{
  display:flex;flex-direction:column;gap:var(--s4);
  padding:clamp(28px,3.4vw,52px);border-right:1px solid var(--line);
}
.calc-field label{
  display:block;font-size:var(--fs-label);letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink);font-weight:600;margin-bottom:16px;
}
.calc-field-row{display:flex;align-items:center;gap:var(--s3)}
.calc-field input[type=number]{
  width:104px;padding:12px 10px;border:1px solid var(--line);border-radius:0;
  font:inherit;font-weight:600;font-variant-numeric:tabular-nums;text-align:right;background:var(--bg);
}
.calc-field input[type=number]:focus{border-color:var(--ink);outline:none}

/* Custom Range Slider: dünne Linie, kantiger roter Griff */
.calc-field input[type=range]{
  flex:1;-webkit-appearance:none;appearance:none;height:32px;background:transparent;cursor:pointer;
}
.calc-field input[type=range]::-webkit-slider-runnable-track{height:2px;background:var(--line)}
.calc-field input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:16px;height:16px;background:var(--red);
  margin-top:-7px;transition:transform .15s var(--ease);
}
.calc-field input[type=range]:active::-webkit-slider-thumb{transform:scale(1.25)}
.calc-field input[type=range]::-moz-range-track{height:2px;background:var(--line)}
.calc-field input[type=range]::-moz-range-thumb{width:16px;height:16px;background:var(--red);border:0;border-radius:0}

/* Ergebnis-Panel: der Geld-Moment bekommt Schwarz-Rot */
.calc-result{display:flex;flex-direction:column;gap:var(--s2);padding:clamp(28px,3.4vw,52px);color:#fff;
  background:linear-gradient(rgba(17,17,19,.9),rgba(17,17,19,.94)),url('../bg-arc.jpg') center/cover no-repeat var(--ink)}
.calc-headline{font-size:var(--fs-label);letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.55);font-weight:600}
.calc-main-num{
  font-family:var(--font-body);font-weight:700;letter-spacing:-.02em;
  font-size:clamp(2.8rem,5.4vw,4.6rem);line-height:1;color:var(--red);font-variant-numeric:tabular-nums;
}
.calc-detail{color:rgba(255,255,255,.6);font-size:var(--fs-sm)}
.calc-rows{border-top:1px solid rgba(255,255,255,.16);margin-top:var(--s2)}
.calc-row{display:flex;justify-content:space-between;gap:var(--s2);padding:14px 0;border-bottom:1px solid rgba(255,255,255,.16);font-size:var(--fs-sm);color:rgba(255,255,255,.75)}
.calc-row strong{font-variant-numeric:tabular-nums;color:#fff}
.calc-row.highlight strong{color:var(--red)}
.calc-row.highlight{color:#fff}
.calc-assumptions{font-size:var(--fs-micro);letter-spacing:.02em;color:rgba(255,255,255,.45);line-height:1.8;max-width:52ch}
.calc-ctas{display:flex;gap:var(--s2);flex-wrap:wrap;margin-top:var(--s2)}
.calc-result .btn-ghost{color:#fff;border-color:rgba(255,255,255,.35)}
.calc-result .btn-ghost:hover{border-color:#fff}
.calc-result .btn-primary:hover{background:#fff;color:var(--ink)}

/* ---------- Garantie ---------- */
.guarantee{background:linear-gradient(rgba(17,17,19,.9),rgba(17,17,19,.94)),url('../bg-arc.jpg') center/cover no-repeat var(--ink);color:#fff;position:relative;overflow:hidden}
.guarantee .sec-row{border-top-color:rgba(255,255,255,.25)}
.guarantee .sec-label{color:#fff}
.guarantee .sec-meta{color:rgba(255,255,255,.45)}
.guarantee h2{max-width:17ch;font-size:clamp(2.2rem,4.6vw,4rem);position:relative;z-index:1}
.guarantee h2 em{font-style:normal;color:var(--red)}
.guarantee p{color:rgba(255,255,255,.6);margin-top:var(--s3);max-width:52ch;position:relative;z-index:1}
.guarantee .g-100{
  position:absolute;right:-.06em;bottom:-.18em;z-index:0;pointer-events:none;
  font-family:var(--font-body);font-weight:700;font-size:clamp(9rem,24vw,22rem);line-height:1;
  color:rgba(255,255,255,.05);letter-spacing:-.04em;font-variant-numeric:tabular-nums;
}

/* ---------- Abschluss-CTA: dunkler Schluss-Block wie die Garantie ---------- */
.final-cta{background:linear-gradient(rgba(17,17,19,.9),rgba(17,17,19,.94)),url('../bg-arc.jpg') center/cover no-repeat var(--ink);color:#fff}
.final-cta::before,.final-cta::after{display:none}
.final-cta .sec-row{border-top-color:rgba(255,255,255,.25)}
.final-cta .sec-label{color:#fff}
.final-cta .sec-meta{color:rgba(255,255,255,.45)}
.final-cta .section-head h2{max-width:24ch}
.final-cta .section-head h2 em{font-style:normal;color:var(--red)}
.final-cta .section-head p{color:rgba(255,255,255,.6)}
.final-cta .hero-ctas{margin-top:var(--s3)}
.final-cta .btn-secondary{color:#fff;border-color:rgba(255,255,255,.4)}
.final-cta .btn-secondary:hover{background:#fff;color:var(--ink);border-color:#fff}
.final-cta .btn-primary:hover{background:#fff;color:var(--ink)}
.guarantee+.final-cta{border-top:1px solid rgba(255,255,255,.14)}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);background:rgba(255,255,255,.62);padding-top:var(--s4)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--s4)}
.footer-col h4{
  font-size:var(--fs-label);letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-2);margin-bottom:var(--s2);font-weight:600;
}
.footer-col a{display:block;font-size:var(--fs-sm);color:var(--ink-2);padding:5px 0;cursor:pointer}
.footer-col a:hover{color:var(--ink)}
.footer-wordmark{
  margin-top:var(--s4);border-top:1px solid var(--line);overflow:hidden;
}
.footer-wordmark em{font-style:normal;color:var(--red)}
.footer-wordmark span{
  display:block;font-family:var(--font-display);
  font-size:clamp(2.6rem,8.6vw,7.6rem);line-height:1.06;letter-spacing:.01em;
  color:var(--ink);white-space:nowrap;padding-top:10px;
}
.footer-bottom{
  padding-block:var(--s2);border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:var(--s2);flex-wrap:wrap;
  font-size:var(--fs-micro);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);
}

/* ---------- Modals (Rechtliches) ---------- */
.legal-modal{border:1px solid var(--line);max-width:640px;width:calc(100% - 32px);padding:var(--s3);background:var(--surface)}
.legal-modal::backdrop{background:rgba(17,17,19,.55)}
.legal-modal h2{font-size:1.4rem;margin-bottom:var(--s2)}
.legal-modal .close-modal{position:absolute;top:12px;right:12px;padding:8px 12px;color:var(--ink-2)}

/* ---------- Conversion-Führung ---------- */
/* Roter Lesefortschritt oben: das Belohnungs-Band */
#scrollbar{position:fixed;top:0;left:0;height:2px;width:0;background:var(--red);z-index:300;transition:width .08s linear}

/* Übergangs-Hooks: führen von Sektion zu Sektion */
.next-hint{
  display:inline-flex;align-items:center;gap:14px;margin-top:var(--s4);
  font-size:var(--fs-sm);font-weight:600;color:var(--ink);
}
.next-hint em{font-style:normal;color:var(--ink-2);font-weight:400}
.next-hint .nh-arrow{
  width:34px;height:34px;flex:none;display:grid;place-items:center;
  background:var(--red);color:#fff;font-size:1rem;
  animation:hintBob 1.8s var(--ease) infinite;
}
.next-hint:hover .nh-arrow{background:var(--ink)}
@keyframes hintBob{0%,100%{transform:translateY(0)}50%{transform:translateY(4px)}}

/* Verlust-Teaser auf den Angebots-Karten: die Zahl, die weiterzieht */
/* Default dunkel: helle Hairline + helles Label; Hover hell: umgekehrt */
.offer-loss{border-top:1px solid rgba(255,255,255,.18);margin-top:var(--s2);padding-top:var(--s2);transition:border-color var(--dur) var(--ease)}
.offer-loss span{
  display:block;font-size:var(--fs-micro);letter-spacing:.12em;text-transform:uppercase;
  color:rgba(255,255,255,.55);margin-bottom:6px;transition:color var(--dur) var(--ease);
}
.offer-loss strong{
  font-size:clamp(1.3rem,2vw,1.7rem);font-weight:700;color:var(--red-lite);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;transition:color var(--dur) var(--ease);
}
.offer-card:hover .offer-loss{border-top-color:var(--line)}
.offer-card:hover .offer-loss span{color:var(--ink-2)}
.offer-card:hover .offer-loss strong{color:var(--red)}

/* Zahlen-Puls beim Neuberechnen */
.calc-main-num.tick{animation:numTick .3s var(--ease)}
@keyframes numTick{0%{transform:scale(1.015)}100%{transform:scale(1)}}

/* Mobiler Sticky-CTA: erscheint nach dem ersten Scroll */
#mcta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:150;
  transform:translateY(102%);transition:transform .35s var(--ease);
}
#mcta.show{transform:none}
#mcta .btn{width:100%;height:54px;justify-content:space-between;border-radius:0}
@media(max-width:760px){#mcta{display:block}}

/* Arta-Sprechblase: meldet sich passend zum Verhalten des Besuchers */
.aichat-teaser{
  position:fixed;right:20px;bottom:92px;z-index:199;max-width:252px;
  background:var(--ink);color:#fff;padding:14px 16px;font-size:.85rem;line-height:1.5;
  border-left:3px solid var(--green);box-shadow:0 10px 30px rgba(17,17,19,.25);
  opacity:0;transform:translateY(10px) scale(.96);transform-origin:bottom right;
  transition:opacity .35s var(--ease-out),transform .35s var(--ease-out);
  cursor:pointer;
}
.aichat-teaser.show{opacity:1;transform:none}

/* ---------- Scroll-Reveal (dezent, gestaffelt) ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.reveal.in{opacity:1;transform:none}
.offers-grid .reveal:nth-child(2),.steps .reveal:nth-child(2),.why-list .reveal:nth-child(2),.proof-grid .reveal:nth-child(2){transition-delay:.07s}
.offers-grid .reveal:nth-child(3),.steps .reveal:nth-child(3),.why-list .reveal:nth-child(3),.proof-grid .reveal:nth-child(3){transition-delay:.14s}
.offers-grid .reveal:nth-child(4),.steps .reveal:nth-child(4),.why-list .reveal:nth-child(4){transition-delay:.21s}
.why-list .reveal:nth-child(5){transition-delay:.28s}
.why-list .reveal:nth-child(6){transition-delay:.35s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .section::before,.section::after{display:none}
  .hero-grid{grid-template-columns:1fr}
  .founders{max-width:480px}
  .contact-grid{grid-template-columns:1fr}
  .calc-body{grid-template-columns:1fr}
  .calc-inputs{border-right:0;border-bottom:1px solid var(--line)}
  .steps{grid-template-columns:1fr 1fr}
  .why-list{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
/* Mittlere Breiten: Nav in den Burger, bevor sie mit Brand/CTA kollidiert */
@media(max-width:1000px){
  .main-nav{
    display:none;position:fixed;inset:70px 0 auto 0;z-index:99;
    flex-direction:column;gap:0;background:var(--surface);
    border-bottom:1px solid var(--line);padding:var(--s2) var(--gutter) var(--s3);
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:15px 0;border-bottom:1px solid var(--line);font-size:var(--fs-sm)}
  .burger{display:flex}
  .header-cta{margin-left:auto}
  .site-header>.wrap>.lang-switch{display:none}
  .main-nav .lang-switch{display:flex;margin-top:var(--s2);align-self:flex-start}
}
@media(max-width:760px){
  /* Lesbarkeit: Mikro-Schriften auf dem Handy anheben (9.6px -> 11px) */
  :root{--fs-micro:.69rem;--fs-label:.74rem}
  .calc-assumptions{font-size:.75rem;line-height:1.65}
  /* Buttons und Rechner-Zeile an die grössere Schrift anpassen */
  .btn{padding:0 16px;gap:10px;letter-spacing:.08em}
  .calc-inputs,.calc-result{padding:26px 20px}
  .calc-field-row{gap:var(--s2)}
  .calc-field input[type=range]{min-width:0}
  .calc-field input[type=number]{width:88px}
  /* Header muss auf 360px passen: engerer Abstand, kompakter CTA, kein Pfeil */
  .site-header .wrap{gap:var(--s2)}
  .header-cta{margin-left:auto}
  .header-cta .btn{height:40px;padding:0 12px;font-size:var(--fs-micro);gap:0;min-width:0}
  .header-cta .btn::after{display:none}
  /* Burger auf 44px Touch-Target */
  .burger{width:44px;height:44px;padding:0;justify-content:center;align-items:center;flex:none;margin-left:0}
  .brand span{display:none}
  .offers-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step{min-height:0}
  .why-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .calc-tabs button{flex:1 1 50%;border-bottom:1px solid var(--line)}
  .hero h1{font-size:clamp(1.75rem,8.4vw,2.5rem);overflow-wrap:break-word}
  .hero-ctas{flex-direction:column}
  .hero-ctas .btn{width:100%;justify-content:space-between}
  .faq details p{padding-left:0}
}