/* ============================================================================
   hhhaustechnik — site.css
   Vanilla, kein Framework. Geist (Vercel, OFL) selbst gehostet — NIE auf ein CDN
   zurueckbauen, das waere eine IP-Uebertragung ohne Rechtsgrundlage (DSGVO).
   Variable Font, eine Datei deckt alle Gewichte 100-900 ab.
   ============================================================================ */

@font-face{font-family:'Geist';font-style:normal;font-weight:100 900;font-display:swap;
  src:url('fonts/geist-variable.woff2') format('woff2')}
/* Fraunces (OFL, selbst gehostet) — nur fuer Display-Zahlen/das eine geschmueckte
   Element. Diagonaler Kontrast zur Grotesk Geist (Design-Artist §2/§6). */
@font-face{font-family:'Fraunces';font-style:normal;font-weight:400 600;font-display:swap;
  src:url('fonts/fraunces-variable.woff2') format('woff2')}

:root{
  --ink:#000000;
  --ink-2:#0a0a0c;
  --navy:#1d1d1f;
  --paper:#f5f5f7;
  --gold:#E8B54D;
  --gold-dim:rgba(232,181,77,.42);
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(0,0,0,.08);
  --fg:#f5f5f7;
  --fg-mute:#86868b;
  --ink-mute:#6e6e73;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,monospace;
  --sans:'Geist',system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --pad:clamp(20px,5vw,80px);
  --wrap:1320px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{background:var(--ink);color:var(--fg);font-family:var(--sans);line-height:1.55;
  -webkit-font-smoothing:antialiased}
img,video{max-width:100%;display:block}
a{color:inherit}
::selection{background:var(--gold);color:var(--ink)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.wrap{max-width:var(--wrap);margin:0 auto}

/* ---------- CAD-Ebene ---------- */
.cad{font-family:var(--sans);font-size:.92rem;font-weight:500;letter-spacing:-.005em;
  color:var(--gold)}
.sec--paper .cad{color:#9A7B2E}

/* ---------- Bildebenen (PFLICHT: jede Sektion hat eine) ---------- */
.sec{position:relative;padding:clamp(96px,15vh,190px) var(--pad);z-index:1;overflow:hidden}
/* KEIN z-index auf den Kindern! Ein z-index hier macht .wrap zum eigenen
   Stacking-Context — dann kann `mix-blend-mode:lighten` der Cutouts nicht mehr
   mit der .bg-Textur dahinter mischen und das schwarze Produktbild wird als
   sichtbarer Kasten drübergemalt. Ohne z-index reicht die DOM-Reihenfolge:
   .bg (z-index:0) steht vor .wrap (auto) im HTML und liegt damit darunter. */
.sec>.wrap{position:relative}
.bg{position:absolute;inset:0;z-index:0;pointer-events:none}
/* Kein Muster mehr (Nsi 2026-07-20: 'zu viel, nicht Hightech'). Apple-Prinzip:
   ruhige Flaeche, sanfter Verlauf, das Produkt traegt die Sektion. */
.bg--tex-dark{background:radial-gradient(120% 80% at 50% 0%,#0d0d10 0%,#000 62%)}
.bg--tex-light{background:linear-gradient(180deg,#fafafa,#f5f5f7)}
/* Fixed-Fenster: mehrere Sektionen = Fenster auf ein durchlaufendes Bild */
.bg--fixed{background-attachment:fixed;background-position:center;background-size:cover}
.bg--haus{background-image:linear-gradient(rgba(6,7,9,.74),rgba(6,7,9,.88)),url('img/haus.webp')}
.bg--foerder{background-image:linear-gradient(rgba(6,7,9,.68),rgba(6,7,9,.86)),url('img/foerder.webp')}
.bg--arbeit{background-image:linear-gradient(rgba(6,7,9,.62),rgba(6,7,9,.9)),url('img/arbeit.webp')}
/* Gold-Glow */
.bg--glow::after{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 50% at 22% 40%,rgba(232,181,77,.11),transparent 70%)}
@media(max-width:900px){
  .bg--fixed{background-attachment:scroll}         /* iOS kennt kein fixed */
  .bg--haus{background-image:linear-gradient(rgba(6,7,9,.74),rgba(6,7,9,.88)),url('img/haus-916.webp')}
  .bg--foerder{background-image:linear-gradient(rgba(6,7,9,.68),rgba(6,7,9,.86)),url('img/foerder-916.webp')}
  .bg--arbeit{background-image:linear-gradient(rgba(6,7,9,.62),rgba(6,7,9,.9)),url('img/arbeit-916.webp')}
}

/* Helle Kontrast-Sektion */
.sec--paper{background:var(--paper);color:var(--navy)}
.sec--paper a{color:var(--navy)}
/* Kontakt = Footer-Farbe (benachbarte Dunkelflaechen exakt gleich) */
.sec--navy{background:var(--ink)}

/* ---------- INTRO (Allianz-Reinartz-Muster) ----------------------------------
   Das Hero-Video laeuft als Anfangsanimation HINTER dem Logo, waehrend die
   Wortmarke sich farbig fuellt und drei Story-Texte auftauchen. Danach blendet
   die Intro aus auf den statischen Hero (= Endframe desselben Videos).
   Getrieben wird das Video per zeitgesteuertem SEEKING (site.js), nicht per
   play() — deshalb ist es mit -g 8 encodiert und auf 48fps interpoliert.
   --------------------------------------------------------------------------- */
#intro{position:fixed;inset:0;z-index:1000;background:var(--ink);
  display:flex;align-items:center;justify-content:center;
  transition:opacity .9s ease,visibility .9s ease}
#intro.fertig{opacity:0;visibility:hidden}
#introvideo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .6s ease}
#intro.video-an #introvideo{opacity:1}
/* Abdunkeln, damit Logo und Texte ueber der hellen Materialize-Welle tragen */
#intro::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse at center,rgba(6,7,9,.5) 0%,rgba(6,7,9,.78) 100%)}
.intro-mitte{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;
  gap:20px;padding:0 20px;text-align:center}
.pl-logo{position:relative;width:clamp(240px,46vw,460px);
  filter:drop-shadow(0 4px 30px rgba(0,0,0,.6))}
.pl-logo img{width:100%}
.pl-logo .pl-color{position:absolute;inset:0;clip-path:inset(100% 0 0 0);will-change:clip-path}
/* Fallback ohne JS-Fill (Mobile/reduced motion): CSS-Animation */
#intro:not(.js-fill) .pl-logo .pl-color{animation:plfill 1.8s .3s cubic-bezier(.65,0,.35,1) forwards}
@keyframes plfill{to{clip-path:inset(0 0 0 0)}}

.intro-texte{position:absolute;left:50%;transform:translateX(-50%);bottom:8vh;
  width:min(88vw,880px);min-height:150px;z-index:1;text-align:center}
.intro-text{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;
  justify-content:flex-end;gap:10px;opacity:0;transform:translateY(12px);
  transition:opacity .5s ease,transform .5s ease;pointer-events:none}
.intro-text.an{opacity:1;transform:none}
.intro-text p{font-family:var(--mono);font-size:clamp(15px,1.8vw,23px);color:var(--fg);
  line-height:1.55;text-shadow:0 2px 22px rgba(0,0,0,.8)}
.intro-text .aber{font-family:var(--sans);font-weight:600;letter-spacing:-.02em;
  font-size:clamp(24px,3vw,38px);color:var(--gold);text-shadow:0 2px 24px rgba(0,0,0,.8)}
.intro-text .dienste{font-size:clamp(12px,1.35vw,17px);letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold);line-height:2;
  text-shadow:0 0 18px rgba(232,181,77,.25),0 2px 18px rgba(0,0,0,.8)}

/* Mobil laeuft jetzt das eigene 9:16-Video (frueher: 16:9 zeigte im Portrait nur
   Dachziegel, deshalb war es aus). Quelle waehlt site.js per matchMedia. */
@media(prefers-reduced-motion:reduce){
  #introvideo{display:none}
  .pl-logo .pl-color{clip-path:inset(0)!important;animation:none!important}
  .intro-text{transition:none}
}

/* ---------- Header ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:90;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px var(--pad);
  background:linear-gradient(180deg,rgba(6,7,9,.92),rgba(6,7,9,0));
  border-bottom:1px solid transparent;transition:background .4s,border-color .4s}
.nav.stuck{background:rgba(6,7,9,.9);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav__logo img{width:clamp(118px,13vw,160px)}
.nav__links{display:flex;gap:clamp(14px,2.2vw,32px);list-style:none;align-items:center}
.nav__links a{font-family:var(--sans);font-size:.94rem;font-weight:400;letter-spacing:-.005em;
  text-decoration:none;color:var(--fg-mute);transition:color .25s}
.nav__links a:hover,.nav__links a[aria-current="page"]{color:var(--gold)}
.nav__burger{display:none;background:none;border:1px solid var(--line);border-radius:2px;
  width:44px;height:44px;cursor:pointer;position:relative;z-index:120}
.nav__burger span{display:block;width:18px;height:1px;background:var(--fg);margin:4px auto;
  transition:transform .3s,opacity .3s}
.nav.open .nav__burger span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav.open .nav__burger span:nth-child(2){opacity:0}
.nav.open .nav__burger span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
@media(max-width:900px){
  .nav__burger{display:block}
  .nav__links{position:fixed;inset:0;background:rgba(6,7,9,.985);backdrop-filter:blur(10px);
    flex-direction:column;justify-content:center;gap:28px;z-index:110;
    opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s}
  .nav.open .nav__links{opacity:1;visibility:visible}
  .nav__links a{font-size:1.15rem;letter-spacing:-.01em}
}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;
  border:1px solid var(--gold);border-radius:980px;background:var(--gold);color:#1d1d1f;
  font-family:var(--sans);font-size:1.02rem;font-weight:500;letter-spacing:-.01em;
  text-decoration:none;transition:filter .25s ease,transform .25s ease}
.btn:hover{filter:brightness(1.09);transform:translateY(-1px)}
.sec--paper .btn{background:var(--navy);border-color:var(--navy);color:var(--paper)}
.sec--paper .btn:hover{background:transparent;color:var(--navy)}
.btn-ghost{display:inline-flex;align-items:center;gap:5px;
  font-family:var(--sans);font-size:1.02rem;font-weight:400;letter-spacing:-.01em;
  text-decoration:none;color:var(--gold);border:none;padding:0;
  transition:opacity .25s ease}
.btn-ghost:hover{opacity:.7}
.sec--paper .btn-ghost{color:var(--ink-mute);border-color:var(--line-dark)}
.sec--paper .btn-ghost:hover{color:var(--navy);border-color:var(--navy)}

/* ---------- Sektions-Kopf ---------- */
.sec-head{margin-bottom:clamp(46px,7vh,84px)}
.sec--paper .sec-head{border-top-color:var(--line-dark)}
.sec-head h2{font-weight:600;letter-spacing:-.035em;line-height:1.06;
  font-size:clamp(2rem,4.6vw,3.5rem);max-width:18ch}
.sec-head .cad{display:block;margin-bottom:16px}
.sec-head .sub{margin-top:18px;max-width:56ch;color:var(--fg-mute);font-size:clamp(1rem,1.5vw,1.2rem)}
.sec--paper .sec-head .sub{color:var(--ink-mute)}
@media(max-width:640px){.sec-head{flex-direction:column;gap:10px}}

/* ---------- Reveals ---------- */
.rv{opacity:0;transform:translateY(24px);transition:opacity .9s ease,transform .9s ease}
.rv.on{opacity:1;transform:none}
/* Gestaffeltes Einschweben (Design-Artist §5: Scroll-Choreografie).
   Komponenten diagonal, Ablauf-Schritte nacheinander. */
.komp .kcard.rv{transform:translateY(36px);
  transition:opacity .85s ease,transform .85s cubic-bezier(.2,.7,.2,1)}
.komp .kcard.rv:nth-child(1){transition-delay:0s}
.komp .kcard.rv:nth-child(2){transition-delay:.08s}
.komp .kcard.rv:nth-child(3){transition-delay:.16s}
.komp .kcard.rv:nth-child(4){transition-delay:.05s}
.komp .kcard.rv:nth-child(5){transition-delay:.13s}
.komp .kcard.rv:nth-child(6){transition-delay:.21s}
.steps li.rv:nth-child(1){transition-delay:0s}
.steps li.rv:nth-child(2){transition-delay:.09s}
.steps li.rv:nth-child(3){transition-delay:.18s}
.steps li.rv:nth-child(4){transition-delay:.27s}
@media(prefers-reduced-motion:reduce){.rv,.komp .kcard.rv{opacity:1;transform:none;transition:none}}

/* ---------- Komponenten-Karten (Nsi 2026-07-20) ------------------------------
   Frueher offene Chapter-Zeilen — der Kunde sah nicht, wo er klicken kann.
   Jetzt: jede Komponente eine anklickbare Karte, Geraet schwebt weiterhin.
   Apple-Prinzip: ruhige Flaeche, grosse Radien, Rahmen nur angedeutet.
   --------------------------------------------------------------------------- */
.komp{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.kcard{position:relative;display:flex;flex-direction:column;text-decoration:none;
  background:#0d0d0f;border:1px solid var(--line);border-radius:20px;
  padding:clamp(26px,2.4vw,34px) clamp(24px,2.2vw,32px) clamp(24px,2vw,30px);
  transition:transform .45s cubic-bezier(.2,.7,.2,1),border-color .45s ease,background .45s ease}
.kcard:hover,.kcard:focus-visible{transform:translateY(-6px);background:#131316;
  border-color:rgba(232,181,77,.55)}
.kcard .pic{height:clamp(150px,15vw,200px);display:flex;align-items:center;justify-content:center;
  margin-bottom:26px}
.kcard .pic img{max-height:100%;max-width:80%;width:auto;object-fit:contain;
  animation:float 13s ease-in-out infinite}
.kcard .n{font-family:var(--serif);font-size:1.7rem;font-weight:500;letter-spacing:0;color:var(--gold);
  margin-bottom:8px;opacity:.92;line-height:1;font-variant-numeric:lining-nums}
.kcard h3{font-size:clamp(1.15rem,1.7vw,1.42rem);font-weight:600;letter-spacing:-.02em;
  margin-bottom:9px;color:var(--fg)}
.kcard p{font-size:.92rem;line-height:1.55;color:var(--fg-mute);flex:1;margin-bottom:20px}
.kcard .go{font-size:.86rem;font-weight:500;color:var(--gold);display:flex;align-items:center;gap:7px}
.kcard .go svg{transition:transform .35s ease}
.kcard:hover .go svg{transform:translateX(4px)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
@media(prefers-reduced-motion:reduce){
  .kcard .pic img{animation:none}
  .kcard,.kcard .go svg{transition:none}
}
@media(max-width:1000px){.komp{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.komp{grid-template-columns:1fr;gap:16px}}

/* ---------- Hairline-Listen (Anti-AI-Look: keine Card-Grids fuer Fakten) ---------- */
.specs{margin-top:24px;list-style:none;border-top:1px solid var(--line)}
.specs li{display:flex;justify-content:space-between;gap:18px;padding:11px 0;
  border-bottom:1px solid var(--line);font-family:var(--mono);font-size:.7rem}
.specs .k{color:var(--fg-mute);text-transform:uppercase;letter-spacing:.18em;font-size:.62rem}
.specs .v{text-align:right}
.sec--paper .specs,.sec--paper .specs li{border-color:var(--line-dark)}
.sec--paper .specs .k{color:var(--ink-mute)}

/* Frei stehende Zahlen statt Karten */
.numbers{margin-top:clamp(42px,7vh,76px);display:grid;grid-template-columns:repeat(3,1fr);
  gap:1px;background:var(--line-dark);border:1px solid var(--line-dark)}
.numbers>div{background:var(--paper);padding:clamp(20px,3vw,36px)}
.numbers .n{font-weight:600;font-size:clamp(2.2rem,5.4vw,4rem);line-height:1;color:var(--navy);
  letter-spacing:-.04em}
.numbers .l{margin-top:10px;font-family:var(--mono);font-size:.62rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--ink-mute)}
@media(max-width:700px){.numbers{grid-template-columns:1fr}}

/* ---------- Ablauf — Editorial-Hairline-Liste mit Serif-Zahlen ---------- */
.steps{list-style:none;max-width:1000px;margin:clamp(40px,5vw,64px) auto 0;
  border-top:1px solid var(--line)}
.steps li{display:grid;grid-template-columns:clamp(76px,9vw,140px) 1fr auto;
  gap:clamp(20px,3.5vw,52px);align-items:baseline;padding:clamp(30px,3.6vw,48px) 0;
  border-bottom:1px solid var(--line)}
.steps .num{font-family:var(--serif);font-size:clamp(2.2rem,4.6vw,3.7rem);font-weight:500;
  color:var(--gold);line-height:.85;font-variant-numeric:lining-nums}
.steps h3{font-weight:600;font-size:clamp(1.12rem,1.9vw,1.5rem);letter-spacing:-.015em;color:var(--fg)}
.steps p{margin-top:11px;color:var(--fg-mute);max-width:62ch;font-size:.98rem;line-height:1.6}
.steps .dur{font-family:var(--mono);font-size:.62rem;letter-spacing:.16em;color:var(--fg-mute);
  text-transform:uppercase;white-space:nowrap;padding-top:.7em}
@media(max-width:720px){.steps li{grid-template-columns:auto 1fr;gap:8px 22px}
  .steps .num{grid-row:span 2}.steps .dur{grid-column:2;padding-top:8px}}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);max-width:900px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:21px 0;display:flex;justify-content:space-between;
  gap:20px;align-items:baseline;font-weight:600;font-size:clamp(1rem,1.6vw,1.15rem);
  letter-spacing:-.01em;transition:color .25s}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--gold)}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--gold);font-size:1.2rem;
  transition:transform .3s;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 0 24px;color:var(--fg-mute);max-width:64ch}
.faq .src{display:block;margin-top:12px;font-family:var(--mono);font-size:.62rem;color:var(--gold-dim)}

/* ---------- Versprechen (statt erfundener Rezensionen) ---------- */
.promise{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);
  column-gap:clamp(40px,6vw,110px);row-gap:0;background:none;border:0;margin-top:clamp(48px,6vw,80px)}
.promise>div,.promise li{background:none;padding:clamp(30px,3vw,40px) 0;
  border-top:1px solid rgba(255,255,255,.12)}
.promise .cad{display:block;margin-bottom:16px}
.promise h3{font-weight:600;font-size:clamp(1.15rem,1.7vw,1.35rem);letter-spacing:-.015em;margin-bottom:12px;color:#f5f5f7}
.promise p{color:var(--fg-mute);font-size:.95rem;line-height:1.55;max-width:34ch}
@media(max-width:760px){.promise{grid-template-columns:1fr;column-gap:0}
  .promise>div,.promise li{padding:clamp(24px,6vw,30px) 0}}

/* ---------- Subseiten-Hero ---------- */
.phero{position:relative;min-height:clamp(380px,58svh,560px);display:flex;align-items:flex-end;
  padding:clamp(90px,14vh,130px) var(--pad) clamp(38px,6vh,64px);overflow:hidden}
.phero .bg{background-position:center;background-size:cover}
.phero__in{position:relative;z-index:2;max-width:var(--wrap);margin:0 auto;width:100%}
.phero h1{font-weight:600;letter-spacing:-.035em;line-height:.96;
  font-size:clamp(2.1rem,6vw,4.2rem);margin-top:14px;max-width:18ch}
.phero h1 em{font-style:normal;color:var(--gold)}
.phero .sub{margin-top:18px;max-width:56ch;color:var(--fg-mute);font-size:clamp(.98rem,1.5vw,1.14rem)}
.crumb{font-family:var(--sans);font-size:.85rem;font-weight:400;letter-spacing:-.005em;
  color:var(--fg-mute)}
.crumb a{color:var(--gold);text-decoration:none}

/* ---------- Artikel-Body (Subseiten) ---------- */
.prose{max-width:70ch;font-size:1.12rem;line-height:1.6}
.prose h2{font-weight:600;font-size:clamp(1.3rem,2.4vw,1.85rem);letter-spacing:-.02em;
  margin:44px 0 14px;padding-top:22px;border-top:1px solid var(--line)}
.prose h3{font-weight:600;font-size:1.1rem;margin:28px 0 8px}
.prose p{color:var(--fg-mute);margin-bottom:14px}
.prose strong{color:var(--fg)}
.prose ul{list-style:none;margin:16px 0}
.prose ul li{color:var(--fg-mute);padding:10px 0 10px 22px;border-bottom:1px solid var(--line);
  position:relative}
.prose ul li::before{content:"—";position:absolute;left:0;color:var(--gold)}
.prose .lead{font-size:clamp(1.1rem,1.9vw,1.35rem);color:var(--fg);font-weight:500;
  line-height:1.45;margin-bottom:26px}
.sec--paper .prose p,.sec--paper .prose ul li{color:var(--ink-mute)}
.sec--paper .prose strong{color:var(--navy)}
.sec--paper .prose h2{border-top-color:var(--line-dark)}
.sec--paper .prose ul li{border-bottom-color:var(--line-dark)}

/* Bild als Float im Text (Text umfliesst) */
.figf{float:right;width:min(46%,420px);margin:6px 0 22px 30px}
.figf.l{float:left;margin:6px 30px 22px 0}
.figf img{width:100%;border-radius:14px}
.figf figcaption{font-family:var(--mono);font-size:.6rem;letter-spacing:.12em;color:var(--fg-mute);
  margin-top:8px;text-transform:uppercase}
@media(max-width:700px){.figf,.figf.l{float:none;width:100%;margin:20px 0}}

/* ---------- Foerder-Tabelle ---------- */
.fg{list-style:none;border-top:1px solid var(--line)}
.fg li{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:15px 0;
  border-bottom:1px solid var(--line)}
.fg .t{font-size:.96rem}
.fg .t small{display:block;color:var(--fg-mute);font-size:.75rem;margin-top:4px;
  font-family:var(--mono)}
.fg .p{font-weight:600;font-size:clamp(1.15rem,2.2vw,1.65rem);color:var(--gold);
  letter-spacing:-.03em;white-space:nowrap}
.fg li.strike .p{color:var(--fg-mute);text-decoration:line-through;opacity:.6}
.calc{border:1px solid var(--line);padding:clamp(20px,3vw,32px);background:rgba(6,7,9,.72)}
.calc .row{display:flex;justify-content:space-between;gap:14px;padding:8px 0;
  font-family:var(--mono);font-size:.74rem;color:var(--fg-mute)}
.calc .row.total{border-top:1px solid var(--line);margin-top:10px;padding-top:16px;color:var(--fg)}
.calc .row.total b{color:var(--gold);font-size:1.5rem;font-family:var(--sans);font-weight:600;
  letter-spacing:-.03em}
.note{margin-top:20px;font-family:var(--mono);font-size:.64rem;line-height:1.75;
  color:var(--fg-mute)}
.note b{color:var(--gold);font-weight:500}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(26px,4vw,62px);align-items:start}
@media(max-width:860px){.grid2{grid-template-columns:1fr}}

/* ---------- Footer ---------- */
footer{background:var(--ink);position:relative;padding:clamp(56px,8vh,84px) var(--pad) clamp(40px,6vh,64px)}
/* weicher, an den Rändern ausfadender Divider statt harter Kante */
footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.10) 22%,rgba(255,255,255,.10) 78%,transparent)}
.f-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start;
  max-width:var(--wrap);margin:0 auto}
footer img{width:150px}
.f-cols{display:flex;gap:clamp(28px,5vw,70px);flex-wrap:wrap}
.f-col h4{font-family:var(--mono);font-size:.6rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--gold);margin-bottom:12px}
.f-col a{display:block;font-size:.86rem;color:var(--fg-mute);text-decoration:none;padding:4px 0;
  transition:color .25s}
.f-col a:hover{color:var(--gold)}
.f-legal{max-width:var(--wrap);margin:34px auto 0;padding-top:22px;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:.62rem;line-height:1.9;color:var(--fg-mute)}

/* ---------- SCROLL-SCRUB-BÜHNE (Speicher-Subseite) --------------------------
   Apple-Prinzip: Das Produkt baut sich beim Scrollen zusammen. Der Scroll-Weg
   wird auf video.currentTime abgebildet.
   ⚠️ Das Video MUSS intra-only encodiert sein (-g 1, jedes Frame ein Keyframe),
      sonst springt der Decoder beim Rückwärts-Scrubben.
   ⚠️ `overflow-x:hidden` auf html/body würde `position:sticky` killen — wir
      nutzen deshalb `overflow-x:clip` (bricht sticky NICHT).
   --------------------------------------------------------------------------- */
.scrub{position:relative;background:#000}
.scrub-track{position:relative;height:360vh}
.scrub-stage{position:sticky;top:0;height:100svh;display:flex;align-items:center;
  justify-content:center;overflow:hidden;background:#000}
.scrub-stage video,.scrub-stage img.fallback{position:relative;width:min(82%,1320px);height:auto;
  will-change:contents;transform:translateX(var(--vidx,0));
  /* --vidx pro Seite: das Modul sitzt im Frame nicht mittig -> Video ausgleichen */
  /* weiche Vignette laesst die Videokante ins Schwarz faden -> Geraet schwebt frei */
  -webkit-mask:radial-gradient(130% 128% at 50% 48%,#000 62%,transparent 94%);
  mask:radial-gradient(130% 128% at 50% 48%,#000 62%,transparent 94%)}
.scrub-stage img.fallback{display:none}
.scrub-stage.no-video video{display:none}
.scrub-stage.no-video img.fallback{display:block}

/* Text-Phasen: fadet links/rechts NEBEN der zentrierten Komponente ein/aus (Nsi 2026-07-21) */
.scrub-txt{position:absolute;top:50%;transform:translateY(-50%);width:min(22%,280px);
  opacity:0;transition:opacity .6s ease;pointer-events:none;z-index:2;
  text-shadow:0 2px 22px rgba(0,0,0,.9),0 0 8px rgba(0,0,0,.8)}
.scrub-txt.left{left:clamp(16px,3.4vw,54px);right:auto;text-align:right}
.scrub-txt.right{right:clamp(16px,3.4vw,54px);left:auto;text-align:left}
.scrub-txt.an{opacity:1}
.scrub-txt .k{font-family:var(--mono);font-size:.62rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--gold);display:block;margin-bottom:12px}
.scrub-txt p{font-size:clamp(1.15rem,2.4vw,1.9rem);font-weight:600;letter-spacing:-.025em;
  line-height:1.25;color:var(--fg)}
/* Reiche Variante: Titel + kleiner Fließtext (Inhalte statt Kurz-Callout, Nsi 2026-07-21) */
.scrub-txt.rich{width:min(28%,370px)}
.scrub-txt .st-h{font-size:clamp(1.05rem,1.7vw,1.45rem);font-weight:600;letter-spacing:-.02em;
  line-height:1.2;color:var(--fg);margin-bottom:12px}
.scrub-txt .st-b{font-size:clamp(.82rem,1.05vw,.96rem);font-weight:400;line-height:1.55;color:var(--fg-mute)}
.scrub-txt .st-b + .st-b{margin-top:10px}
.scrub-txt .st-b strong{color:var(--fg);font-weight:600}
@media(max-width:820px){.scrub-txt.rich{width:min(90vw,560px)}}
/* Fortschrittsbalken */
.scrub-bar{position:absolute;left:50%;transform:translateX(-50%);bottom:4.5vh;
  width:min(70vw,320px);height:1px;background:rgba(255,255,255,.14)}
.scrub-bar i{display:block;height:100%;width:0;background:var(--gold);transition:width .1s linear}
@media(max-width:820px){
  .scrub-track{height:300vh}
  .scrub-stage video,.scrub-stage img.fallback{width:90%}
  /* auf dem Handy kein Platz seitlich -> Text wieder unter der Komponente */
  .scrub-txt,.scrub-txt.left,.scrub-txt.right{left:50%;right:auto;top:auto;bottom:9vh;
    transform:translateX(-50%);width:min(90vw,560px);text-align:center}
}
@media(prefers-reduced-motion:reduce){
  .scrub-track{height:auto}
  .scrub-stage{position:relative;height:auto;padding:70px 0}
  .scrub-txt,.scrub-txt.left,.scrub-txt.right{position:relative;opacity:1;transform:none;
    left:auto;right:auto;top:auto;bottom:auto;width:auto;text-align:center;margin:26px auto 0}
  .scrub-bar{display:none}
}

/* ---------- EXPLOSIONS-BÜHNE (Nsi 2026-07-20) -------------------------------
   Ein ruhiges Bild statt zweier Scroll-Effekte. Die Bauteile werden beim
   Scrollen nacheinander angeschrieben — mit den OFFIZIELLEN Bezeichnungen aus
   der Sigenergy-Installationsanleitung (SigenStor EC / BAT / Montagesockel).
   Kein Video, kein Zoom: bleibt scharf, lädt sofort, wirkt ruhig.
   --------------------------------------------------------------------------- */
.exp{position:relative;background:#000}
.exp-track{position:relative;height:300vh}
.exp-stage{position:sticky;top:0;height:100svh;display:flex;align-items:center;
  justify-content:center;overflow:hidden}
.exp-bild{position:relative;height:74%;max-width:56vw}
.exp-bild img{height:100%;width:auto;max-width:100%;object-fit:contain}
/* Callout: Hairline vom Bauteil nach außen + Label */
.cal{position:absolute;display:flex;align-items:center;gap:14px;
  opacity:0;transform:translateY(6px);transition:opacity .6s ease,transform .6s ease;
  pointer-events:none;white-space:nowrap}
.cal.an{opacity:1;transform:none}
.cal .line{height:1px;background:linear-gradient(90deg,var(--gold),rgba(232,181,77,.25));width:clamp(24px,4vw,64px)}
.cal .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);flex:none;
  box-shadow:0 0 0 4px rgba(232,181,77,.16)}
.cal .lab{width:clamp(155px,14vw,215px)}
.cal .lab .k{font-family:var(--mono);font-size:.58rem;letter-spacing:.26em;text-transform:uppercase;
  color:var(--gold);display:block;margin-bottom:5px}
.cal .lab h4{font-size:clamp(.95rem,1.5vw,1.22rem);font-weight:600;letter-spacing:-.02em;
  color:var(--fg);margin-bottom:4px}
.cal .lab p{font-size:.82rem;color:var(--fg-mute);white-space:normal;line-height:1.55}
/* rechts vom Bauteil */
.cal.r{left:98%;flex-direction:row}
/* links vom Bauteil */
.cal.l{right:98%;flex-direction:row-reverse}
.cal.l .lab{text-align:right}
.cal.l .line{background:linear-gradient(270deg,var(--gold),rgba(232,181,77,.25))}
@media(max-width:1150px){
  .exp-track{height:340vh}
  .exp-bild{height:52%}
  .cal,.cal.l,.cal.r{left:50%;right:auto;transform:translateX(-50%) translateY(6px);
    flex-direction:column;align-items:center;text-align:center;top:auto!important;bottom:-30vh}
  .cal.an{transform:translateX(-50%)}
  .cal .line{display:none}
  .cal.l .lab{text-align:center}
  .cal .lab p{max-width:34ch}
}
@media(prefers-reduced-motion:reduce){
  .exp-track{height:auto}
  .exp-stage{position:relative;height:auto;padding:60px 0;flex-direction:column;gap:24px}
  .cal{opacity:1;transform:none;position:relative;left:auto;right:auto;top:auto;bottom:auto}
}

/* ---------- HEADER-DROPDOWN „Das System" (Nsi 2026-07-20, PrimeTech-Muster) --
   Apple-Mega-Menu: dezent, viel Weißraum, Komponenten mit Mini-Bild.
   Desktop: Hover öffnet. Mobil: im Burger als aufklappbare Liste.
   --------------------------------------------------------------------------- */
.nav__item{position:relative}
.nav__item::after{content:"";position:absolute;left:0;right:0;top:100%;height:16px}
.nav__item>a{display:inline-flex;align-items:center;gap:5px}
.nav__item>a .chev{width:9px;height:9px;transition:transform .3s ease;opacity:.6}
.nav__item.dd-open>a .chev{transform:rotate(180deg)}
.dropdown::before{content:"";position:absolute;top:-18px;left:-20px;right:-20px;height:22px}
.dropdown{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:640px;background:rgba(14,14,16,.86);backdrop-filter:blur(22px) saturate(1.4);
  border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:14px;
  display:grid;grid-template-columns:1fr 1fr;gap:4px;
  opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s ease,transform .3s ease;
  box-shadow:0 30px 60px rgba(0,0,0,.5)}
.nav__item.dd-open .dropdown,.nav__item:focus-within .dropdown{opacity:1;visibility:visible;
  pointer-events:auto;transform:translateX(-50%) translateY(0)}
.dd-link{display:flex;align-items:center;gap:14px;padding:12px 14px;border-radius:12px;
  text-decoration:none;transition:background .25s ease}
.dd-link:hover{background:rgba(255,255,255,.06)}
.dd-link .ic{width:48px;height:48px;flex:none;border-radius:10px;background:#000;
  display:flex;align-items:center;justify-content:center;overflow:hidden}
.dd-link .ic img{width:82%;height:82%;object-fit:contain}
.dd-link .tx h4{font-size:.98rem;font-weight:500;letter-spacing:-.01em;color:var(--fg);margin:0 0 2px}
.dd-link .tx p{font-size:.8rem;color:var(--fg-mute);margin:0;line-height:1.35}
@media(max-width:900px){
  .nav__item>a .chev{display:none}
  .dropdown{position:static;transform:none;opacity:1;visibility:visible;pointer-events:auto;
    min-width:0;width:100%;background:none;border:none;box-shadow:none;backdrop-filter:none;
    grid-template-columns:1fr;padding:8px 0 4px;display:none}
  .nav.open .nav__item .dropdown{display:grid}
  .dd-link{padding:10px 0}
  .dd-link .tx p{display:none}
  .dd-link .ic{width:38px;height:38px}
}

/* ============================================================================
   APPLE-PRODUKTSEITE (.pp-*) — Komponenten-Subseiten (Nsi 2026-07-20)
   Große Bilder, kurze Aussagen, Spec-Highlights, viel schwarzer Raum.
   Wiederverwendbar für alle 5 Komponenten.
   ============================================================================ */

/* Split: Bild eine Hälfte, Copy die andere — alterniert */
.pp-split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,80px);
  align-items:center;padding:clamp(70px,11vh,150px) var(--pad);max-width:1320px;margin:0 auto;
  position:relative;z-index:1}
.pp-split.flip .pp-media{order:2}
.pp-media{position:relative}
.pp-media img{width:100%;border-radius:20px}
/* freischwebende Produktbilder (auf Schwarz): kein Rahmen, Glow dahinter */
.pp-media.float img{border-radius:0;filter:drop-shadow(0 30px 60px rgba(0,0,0,.6))}
.pp-media.float::before{content:"";position:absolute;inset:14% 10%;z-index:-1;
  background:radial-gradient(ellipse at center,rgba(232,181,77,.14),transparent 68%);filter:blur(50px)}
.pp-copy .k{font-size:.92rem;font-weight:500;color:var(--gold);display:block;margin-bottom:16px}
.pp-copy h2{font-size:clamp(1.9rem,3.8vw,3rem);font-weight:600;letter-spacing:-.035em;
  line-height:1.05;margin-bottom:20px}
.pp-copy p{font-size:clamp(1.05rem,1.6vw,1.22rem);line-height:1.55;color:var(--fg-mute);max-width:42ch}
.pp-copy p + p{margin-top:16px}
@media(max-width:860px){.pp-split{grid-template-columns:1fr;gap:26px}.pp-split.flip .pp-media{order:0}}

/* Spec-Band: große Zahlen, viel Luft */
.pp-specs{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pp-specs>div{background:#000;padding:clamp(40px,7vh,80px) clamp(20px,3vw,40px);text-align:center}
.pp-specs .n{font-family:var(--serif);font-size:clamp(2.6rem,6.4vw,5rem);font-weight:500;letter-spacing:-.01em;line-height:1;font-variant-numeric:lining-nums;
  color:var(--fg)}
.pp-specs .n small{font-size:.4em;font-weight:500;color:var(--fg-mute);letter-spacing:0}
.pp-specs .l{margin-top:14px;font-size:.9rem;color:var(--fg-mute);line-height:1.4}
@media(max-width:700px){.pp-specs{grid-template-columns:1fr}}

/* Full-bleed Bild mit Text-Overlay */
.pp-bleed{position:relative;min-height:clamp(420px,72vh,760px);display:flex;align-items:flex-end;
  overflow:hidden}
.pp-bleed .bgimg{position:absolute;inset:0;background-position:center;background-size:cover}
.pp-bleed .ov{position:absolute;inset:0;background:
  linear-gradient(180deg,#000 0%,rgba(0,0,0,.55) 8%,transparent 22%,transparent 50%,rgba(0,0,0,.9) 100%)}
.pp-bleed .cap{position:relative;z-index:2;padding:clamp(40px,7vh,80px) var(--pad);max-width:1320px;
  margin:0 auto;width:100%}
.pp-bleed .cap h2{font-size:clamp(1.8rem,3.6vw,2.8rem);font-weight:600;letter-spacing:-.035em;
  max-width:18ch;margin-bottom:14px}
.pp-bleed .cap p{font-size:clamp(1rem,1.5vw,1.18rem);color:var(--fg-mute);max-width:46ch}

/* Fakten-Sektion (Steuer/Förderung, Bestandshaus) — ruhige Prosa in Apple-Grau */
.pp-note{max-width:1320px;margin:0 auto;padding:clamp(70px,11vh,140px) var(--pad)}
.pp-note h2{font-size:clamp(1.7rem,3.2vw,2.5rem);font-weight:600;letter-spacing:-.03em;
  margin-bottom:24px;max-width:20ch}
.pp-note .lead{font-size:clamp(1.15rem,1.9vw,1.4rem);color:var(--fg);font-weight:500;line-height:1.5;
  max-width:60ch;margin-bottom:20px}
.pp-note p{font-size:clamp(1.02rem,1.5vw,1.15rem);color:var(--fg-mute);line-height:1.6;max-width:64ch;
  margin-bottom:14px}
.pp-note p strong{color:var(--fg);font-weight:600}
.pp-cta{max-width:1320px;margin:0 auto;padding:0 var(--pad) clamp(80px,13vh,160px)}

/* ---------- SCROLL-EXPLOSION für Produktseiten (.ppx-*) ----------------------
   Sticky Explosionsbild; beim Scrollen werden Bauteile nacheinander mit einem
   Punkt direkt auf dem Bild angeschrieben. Funktioniert für breite UND hohe
   Produkte (Punkt frei per left/top positioniert).
   --------------------------------------------------------------------------- */
.ppx{position:relative;background:#000}
.ppx-track{position:relative;height:420vh}
.ppx-stage{position:sticky;top:0;height:100svh;display:flex;flex-direction:column;
  align-items:center;justify-content:center;overflow:hidden;padding:0 var(--pad)}
.ppx-stage::before{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 55% at 50% 45%,rgba(232,181,77,.06),transparent 72%)}
.ppx-head{position:relative;z-index:5;text-align:center;margin-bottom:clamp(16px,3vh,40px)}
.ppx-head .k{font-size:.92rem;font-weight:500;color:var(--gold);display:block;margin-bottom:10px}
.ppx-head h2{font-size:clamp(1.7rem,3.4vw,2.7rem);font-weight:600;letter-spacing:-.03em}
.ppx-figure{position:relative;width:min(92vw,1180px)}
.ppx-figure img{width:100%;display:block}
/* Callout: Punkt auf dem Bauteil + Label, per inline left/top positioniert */
.ppc{position:absolute;transform:translate(-50%,-50%);opacity:0;transition:opacity .5s ease;
  pointer-events:none;z-index:4}
.ppc.an{opacity:1}
.ppc .pt{width:11px;height:11px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 0 5px rgba(232,181,77,.18),0 0 16px rgba(232,181,77,.5);margin:0 auto}
.ppc .lab{position:absolute;left:50%;transform:translateX(-50%);top:22px;text-align:center;
  background:rgba(6,7,9,.66);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.07);
  padding:10px 16px;border-radius:12px;min-width:150px}
.ppc .lab h4{font-size:clamp(.95rem,1.5vw,1.2rem);font-weight:600;letter-spacing:-.01em;color:var(--fg)}
.ppc .lab p{font-size:.82rem;color:var(--fg-mute);margin-top:3px;white-space:normal;
  max-width:200px;margin-inline:auto;line-height:1.4}
/* Label oberhalb, wenn Punkt tief sitzt */
.ppc.up .lab{top:auto;bottom:22px}
.ppx-bar{position:absolute;left:50%;transform:translateX(-50%);bottom:5vh;width:min(60vw,300px);
  height:1px;background:rgba(255,255,255,.14);z-index:3}
.ppx-bar i{display:block;height:100%;width:0;background:var(--gold);transition:width .12s linear}
@media(max-width:820px){
  .ppx-track{height:360vh}
  .ppc .lab p{display:none}
  .ppc .lab h4{font-size:.85rem}
}
@media(prefers-reduced-motion:reduce){
  .ppx-track{height:auto}.ppx-stage{position:relative;height:auto;padding:60px var(--pad)}
  .ppc{opacity:1}.ppx-bar{display:none}
}

/* ===== ABLAUF — Cards (Nsi 2026-07-21) ================================== */
.step-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:clamp(40px,5vw,64px)}
.scard{position:relative;background:rgba(20,21,24,.55);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:20px;padding:clamp(22px,2.2vw,30px);
  display:flex;flex-direction:column;min-height:230px}
.scard .num{font-family:var(--mono);font-size:.7rem;letter-spacing:.22em;color:var(--gold)}
.scard h3{font-weight:600;font-size:clamp(1.05rem,1.4vw,1.25rem);letter-spacing:-.015em;
  margin:16px 0 10px;color:var(--fg)}
.scard p{color:var(--fg-mute);font-size:.9rem;line-height:1.5;flex:1}
.scard .dur{font-family:var(--mono);font-size:.6rem;letter-spacing:.14em;color:var(--fg-mute);
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}
@media(max-width:920px){.step-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.step-cards{grid-template-columns:1fr}.scard{min-height:0}}

/* ===== FAQ — Accordion ================================================== */
.faq{list-style:none;max-width:860px;margin:clamp(40px,5vw,60px) auto 0;
  border-top:1px solid var(--line)}
.faq li{border-bottom:1px solid var(--line)}
.faq-q{width:100%;background:none;border:0;cursor:pointer;text-align:left;color:var(--fg);
  font:inherit;font-weight:600;font-size:clamp(1.02rem,1.5vw,1.2rem);letter-spacing:-.01em;
  padding:clamp(20px,2.4vw,26px) 44px clamp(20px,2.4vw,26px) 0;position:relative;
  display:flex;align-items:center;gap:16px}
.faq-ic{position:absolute;right:4px;top:50%;width:16px;height:16px;flex:none;
  transform:translateY(-50%);transition:transform .3s ease}
.faq-ic::before,.faq-ic::after{content:"";position:absolute;background:var(--gold);
  left:50%;top:50%;transform:translate(-50%,-50%)}
.faq-ic::before{width:16px;height:1.5px}
.faq-ic::after{width:1.5px;height:16px;transition:transform .3s ease}
.faq-q[aria-expanded="true"] .faq-ic::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-a{overflow:hidden;max-height:0;transition:max-height .4s ease}
.faq-a p{color:var(--fg-mute);font-size:.98rem;line-height:1.65;max-width:70ch;
  padding:0 44px 26px 0;margin:0}
.faq-a em{font-style:normal;color:var(--fg)}

/* ===== LEAD-FORMULAR (Kontakt) ========================================= */
form.lead{display:flex;flex-direction:column;gap:12px}
form.lead .frow{display:grid;grid-template-columns:1fr 1fr;gap:12px}
form.lead input,form.lead select,form.lead textarea{width:100%;font:inherit;color:var(--fg);
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;transition:border-color .2s,background .2s;-webkit-appearance:none;appearance:none}
form.lead select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5 6 8l3.5-3.5' stroke='%2386868b' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:40px;cursor:pointer}
form.lead select:invalid{color:var(--fg-mute)}
form.lead textarea{min-height:120px;resize:vertical}
form.lead input:focus,form.lead select:focus,form.lead textarea:focus{outline:none;
  border-color:var(--gold);background:rgba(255,255,255,.06)}
form.lead input::placeholder,form.lead textarea::placeholder{color:var(--fg-mute)}
form.lead button{margin-top:4px;background:var(--gold);color:#1a1204;border:0;border-radius:980px;
  font:inherit;font-weight:600;padding:15px 28px;cursor:pointer;transition:opacity .2s,transform .1s}
form.lead button:hover{opacity:.9}
form.lead button:active{transform:scale(.99)}
form.lead button:disabled{opacity:.5;cursor:default}
form.lead .fmsg{display:none;font-size:.9rem;padding:12px 16px;border-radius:12px}
form.lead .fmsg.ok{background:rgba(80,180,120,.14);color:#7ee0a6;border:1px solid rgba(80,180,120,.3)}
form.lead .fmsg.err{background:rgba(220,90,90,.12);color:#f0a0a0;border:1px solid rgba(220,90,90,.3)}
form.lead .fnote{font-size:.78rem;color:var(--fg-mute);margin-top:2px}
form.lead .fnote a{color:var(--gold)}
@media(max-width:520px){form.lead .frow{grid-template-columns:1fr}}
ul.hairlist{list-style:none}
ul.hairlist li{display:flex;justify-content:space-between;gap:16px;padding:14px 0;
  border-bottom:1px solid var(--line);font-size:.92rem}
ul.hairlist .k{color:var(--fg-mute)}
ul.hairlist .v{text-align:right}
ul.hairlist .v a{color:var(--gold);text-decoration:none}

/* ===== WÄRMEPUMPE — Text links, Video-Zusammenbau sticky rechts ========= */
.pp-scrubcol{position:relative;background:#000}
.psc{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(30px,5vw,72px);
  max-width:var(--wrap);margin:0 auto;padding:clamp(40px,6vw,90px) var(--pad);align-items:start}
/* Höhere Textspalte = mehr Scroll-Weg pro Videosekunde = langsameres Scrubbing */
.psc-text{display:flex;flex-direction:column;gap:clamp(140px,34vh,420px);padding:26vh 0}
.psc-block .k{display:block;color:var(--gold);font-weight:500;margin-bottom:14px}
.psc-block h2{font-weight:600;letter-spacing:-.02em;font-size:clamp(1.6rem,3vw,2.4rem);margin-bottom:16px}
.psc-block p{color:var(--fg-mute);line-height:1.6;margin-bottom:14px}
.psc-block p.lead{color:var(--fg);font-size:1.05rem}
.psc-block strong{color:var(--fg);font-weight:600}
.psc-media{position:relative;height:100%}
.psc-sticky{position:sticky;top:0;height:100svh;display:flex;flex-direction:column;
  align-items:center;justify-content:center}
/* Randlos: der schwarze Video-Hintergrund verschmilzt mit der Seite -> das Gerät
   schwebt frei, kein sichtbarer Kasten (Apple-Prinzip, Nsi 2026-07-21). */
.psc-video,.psc-fallback{width:114%;max-width:none;height:auto;border-radius:0;display:block;
  margin-left:-7%}
.psc-fallback{display:none}
.psc-sticky.no-video .psc-video{display:none}
.psc-sticky.no-video .psc-fallback{display:block}
.psc-cap{margin-top:8px;min-height:3.2em;text-align:center;max-width:40ch;position:relative;z-index:2}
.psc-cap .lab{display:none;color:var(--fg);font-weight:500;font-size:clamp(1.05rem,1.5vw,1.3rem);
  letter-spacing:-.01em;line-height:1.45;opacity:0;transition:opacity .5s ease;
  text-wrap:balance}
.psc-cap .lab.an{display:block;opacity:1}
.psc-bar{width:min(60%,220px);height:2px;background:var(--line);margin-top:26px;border-radius:2px;overflow:hidden}
.psc-bar i{display:block;height:100%;width:0;background:var(--gold);transition:width .1s linear}
@media(max-width:820px){
  .psc{grid-template-columns:1fr;gap:0}
  .psc-text{padding:0;gap:48px;order:2}
  .psc-media{order:1;margin-bottom:48px}
  .psc-sticky{position:relative;height:auto;top:0}
  .psc-cap{min-height:0}
  .psc-cap .lab.mob{display:block;opacity:1}
}

/* ---------- Startseiten-CTA mit Formular (Nsi 2026-07-21) ---------- */
.cta-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(40px,6vw,96px);align-items:center}
@media(max-width:820px){.cta-grid{grid-template-columns:1fr;gap:44px}}

/* ---------- Unterer Seitenbereich, an Ersoylar orientiert (Nsi 2026-07-21) ---------- */
.contact-list{margin-top:38px;border-top:1px solid var(--line);max-width:440px}
.contact-list>div{display:flex;justify-content:space-between;align-items:baseline;gap:22px;
  padding:16px 0;border-bottom:1px solid var(--line)}
.contact-list .ck{font-family:var(--mono);font-size:.6rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gold);white-space:nowrap}
.contact-list .cv{color:var(--fg);text-align:right;font-size:.95rem;text-decoration:none}
.contact-list a.cv:hover{color:var(--gold)}

.fcheck{display:block;position:relative;padding-left:28px;font-size:.8rem;color:var(--fg-mute);
  line-height:1.5;cursor:pointer;margin-top:2px}
.fcheck input{position:absolute;left:0;top:2px;width:16px;height:16px;accent-color:var(--gold);cursor:pointer}
.fcheck span{display:block}
.fcheck a{color:var(--gold)}

.f-regio{border-top:1px solid var(--line);padding:30px var(--pad) 6px}
.f-regio .ck{font-family:var(--mono);font-size:.6rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--gold);display:block;margin-bottom:12px}
.f-regio p{color:var(--fg-mute);font-size:.82rem;line-height:1.9}

/* Cinematic Phrasen: verteilt links/rechts, erscheinen blur-in nacheinander (Nsi 2026-07-21) */
.scrub-cine{position:absolute;inset:0;z-index:3;pointer-events:none}
.cine-line{position:absolute;width:min(30%,380px);
  font-size:clamp(1.3rem,2.4vw,2.1rem);font-weight:600;letter-spacing:-.03em;line-height:1.22;
  color:var(--fg);opacity:0;filter:blur(14px);transform:translateY(26px);
  transition:opacity 1.1s ease,filter 1.2s ease,transform 1.2s cubic-bezier(.2,.7,.2,1);
  text-shadow:0 2px 26px rgba(0,0,0,.97),0 0 14px rgba(0,0,0,.92)}
.cine-line.cl{left:clamp(20px,5vw,72px);text-align:left}
.cine-line.cr{right:clamp(20px,5vw,72px);text-align:right}
.cine-line.on{opacity:1;filter:blur(0);transform:none}
.cine-line .g{color:var(--gold)}
/* Kleine Annotation unten rechts (erscheint am Scrub-Ende) */
.cine-note{width:min(44%,330px);left:auto;right:clamp(16px,4vw,54px);top:auto;bottom:clamp(20px,6vh,54px);
  text-align:right;font-size:clamp(.74rem,1.02vw,.92rem);font-weight:500;letter-spacing:0;line-height:1.45;
  color:var(--fg-mute);transform:translateY(16px);text-shadow:0 1px 14px rgba(0,0,0,.92),0 0 6px rgba(0,0,0,.85)}
.cine-note b{display:block;font-weight:700;color:var(--fg);letter-spacing:-.01em;margin-bottom:3px;
  font-size:clamp(.84rem,1.15vw,1.04rem)}
.cine-note .g{color:var(--gold)}
@media(max-width:820px){
  .cine-line{position:relative;width:auto;left:auto;right:auto;top:auto!important;
    text-align:center;margin:0 auto}
  .scrub-cine{display:flex;flex-direction:column;justify-content:center;gap:.5em;
    padding:0 var(--pad);inset:auto 0 14vh 0}
}

/* Wallbox-Triptychon: zwei Texte links/rechts, Wallbox mittig (Nsi 2026-07-21) */
.wb-tri{display:grid;grid-template-columns:1fr minmax(220px,27%) 1fr;gap:clamp(28px,4vw,66px);
  align-items:center;max-width:var(--wrap);margin:0 auto}
.wb-txt .k{font-family:var(--mono);font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--gold);display:block;margin-bottom:14px}
.wb-txt h3{font-weight:600;font-size:clamp(1.2rem,1.9vw,1.6rem);letter-spacing:-.02em;
  line-height:1.16;margin-bottom:18px;color:var(--fg)}
.wb-txt p{color:var(--fg-mute);font-size:.92rem;line-height:1.6;margin-bottom:12px}
.wb-txt p.note{font-size:.76rem;opacity:.7;margin-top:14px}
.wb-txt strong{color:var(--fg);font-weight:600}
.wb-txt em{font-style:italic;color:var(--fg)}
.wb-mid img{width:100%;height:auto;display:block;
  -webkit-mask:radial-gradient(120% 120% at 50% 50%,#000 60%,transparent 92%);
  mask:radial-gradient(120% 120% at 50% 50%,#000 60%,transparent 92%)}
@media(max-width:900px){
  .wb-tri{grid-template-columns:1fr;gap:40px}
  .wb-mid{order:-1;max-width:340px;margin:0 auto}}

/* Info-Block / Ratgeber-Kacheln (Nsi 2026-07-21) */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:clamp(40px,5vw,60px)}
.info-card{background:rgba(20,21,24,.5);backdrop-filter:blur(14px);border:1px solid var(--line);
  border-radius:20px;padding:clamp(24px,2.4vw,34px);display:flex;flex-direction:column}
.info-card .cat{font-family:var(--mono);font-size:.6rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--gold);margin-bottom:16px}
.info-card h3{font-weight:600;font-size:clamp(1.1rem,1.5vw,1.32rem);letter-spacing:-.015em;
  line-height:1.2;margin-bottom:12px;color:var(--fg)}
.info-card p{color:var(--fg-mute);font-size:.92rem;line-height:1.58;flex:1}
.info-card p + p{margin-top:10px}
.info-card strong{color:var(--fg);font-weight:600}
.info-card .more{margin-top:20px;font-size:.82rem;font-weight:500;color:var(--gold);
  display:inline-flex;align-items:center;gap:6px}
@media(max-width:900px){.info-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.info-grid{grid-template-columns:1fr}}