:root{
  --bg:#0b0d10;
  --bg-2:#0f1216;
  --ink:#f0ece4;
  --ink-dim:#a7a49c;
  --ink-mute:#70706a;
  --line:rgba(240,236,228,.09);
  --line-strong:rgba(240,236,228,.18);
  --gold:#e9c46a;
  --sun:#ffb347;
  --sun-2:#ff8a5b;
  --sky:#7cb7d9;
  --ice:#bfdbe4;
  --glass:rgba(22,26,31,.55);
  --glass-2:rgba(22,26,31,.35);
  --radius:18px;
  --radius-lg:28px;
  --maxw:1280px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-weight:400;
  line-height:1.55;
  letter-spacing:-.005em;
  overflow-x:hidden;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  position:relative;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}

/* --- background ambient --- */
.grain{
  position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.05;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence baseFrequency='.9' numOctaves='2'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .4 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode:overlay;
}
.aurora{position:fixed;inset:-20% -10%;z-index:0;pointer-events:none;filter:blur(90px);opacity:.55}
.aurora__layer{position:absolute;border-radius:50%;mix-blend-mode:screen}
.aurora__layer--1{width:60vw;height:60vw;top:-10%;left:-10%;background:radial-gradient(circle,#ffb347 0%,transparent 60%);animation:drift 26s ease-in-out infinite}
.aurora__layer--2{width:55vw;height:55vw;top:20%;right:-15%;background:radial-gradient(circle,#7cb7d9 0%,transparent 60%);animation:drift 32s ease-in-out -6s infinite reverse}
.aurora__layer--3{width:45vw;height:45vw;bottom:-20%;left:20%;background:radial-gradient(circle,#e9c46a 0%,transparent 60%);animation:drift 40s ease-in-out -12s infinite}
@keyframes drift{50%{transform:translate3d(6%,-4%,0) scale(1.08)}}

body > *:not(.grain):not(.aurora){position:relative;z-index:2}

/* ---------- NAV ---------- */
.nav{
  position:sticky;top:14px;z-index:50;
  max-width:var(--maxw);margin:14px auto 0;
  display:flex;align-items:center;gap:24px;
  padding:12px 14px 12px 20px;
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-radius:100px;
  width:calc(100% - 28px);
}
.nav__brand{display:flex;align-items:center;gap:10px}
.nav__logo{
  width:34px;height:34px;border-radius:50%;
  background:linear-gradient(135deg,var(--sun),var(--gold));
  color:#0b0d10;display:grid;place-items:center;
  box-shadow:0 0 0 1px rgba(255,179,71,.4),0 8px 24px rgba(255,179,71,.25);
}
.nav__logo svg{width:20px;height:20px}
.nav__name{font-family:'Fraunces',serif;font-size:17px;letter-spacing:-.01em}
.nav__name em{font-style:italic;color:var(--gold);font-weight:500}
.nav__links{display:flex;gap:4px;margin-left:auto}
.nav__links a{
  padding:8px 14px;border-radius:100px;font-size:14px;color:var(--ink-dim);
  transition:.2s;
}
.nav__links a:hover{color:var(--ink);background:var(--line)}
.nav__cta{padding:8px 18px;font-size:13.5px}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;border-radius:100px;border:1px solid transparent;
  font-weight:500;font-size:14.5px;letter-spacing:-.01em;
  cursor:pointer;transition:transform .2s,background .2s,border-color .2s;
}
.btn svg{width:18px;height:18px}
.btn--primary{
  background:linear-gradient(180deg,#ffcf74,#e9a24a);
  color:#1a1206;
  box-shadow:0 10px 30px rgba(233,162,74,.25),inset 0 1px 0 rgba(255,255,255,.4);
}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(233,162,74,.35)}
.btn--ghost{
  background:rgba(255,255,255,.04);border-color:var(--line-strong);color:var(--ink);
}
.btn--ghost:hover{background:rgba(255,255,255,.08)}
.btn--block{width:100%;justify-content:center;padding:16px 24px}

/* ---------- HERO ---------- */
.hero{
  max-width:var(--maxw);margin:0 auto;padding:80px 28px 60px;
  display:grid;grid-template-columns:1.05fr 1fr;gap:60px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;color:var(--ink-dim);
  text-transform:uppercase;letter-spacing:.18em;
  padding:8px 14px;border:1px solid var(--line-strong);border-radius:100px;
  background:var(--glass-2);backdrop-filter:blur(10px);
}
.dot{width:6px;height:6px;border-radius:50%;background:var(--sun);box-shadow:0 0 12px var(--sun)}
.hero__title{
  font-family:'Fraunces',serif;font-weight:400;
  font-size:clamp(52px,7vw,104px);line-height:.96;letter-spacing:-.03em;
  margin:26px 0 22px;
}
.hero__title .serif{font-style:italic;background:linear-gradient(120deg,#ffcf74 0%,#f0ece4 60%,#7cb7d9 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lead{color:var(--ink-dim);font-size:17.5px;max-width:520px;line-height:1.6}
.hero__ctas{display:flex;gap:12px;margin:30px 0 36px;flex-wrap:wrap}

.hero__quick{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.hero__quick > div{padding:16px 18px;background:var(--bg-2)}
.hero__quick dt{font-size:11.5px;color:var(--ink-mute);text-transform:uppercase;letter-spacing:.15em;margin-bottom:6px}
.hero__quick dd{font-family:'Fraunces',serif;font-size:20px;letter-spacing:-.01em}

/* Stage */
.hero__stage{position:relative;height:620px}
.hero__card{
  position:absolute;
  border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  overflow:hidden;
  box-shadow:0 40px 80px -30px rgba(0,0,0,.8);
}
.hero__card--main{inset:0 0 80px 0;overflow:hidden}
.hero__card--main img{width:100%;height:100%;object-fit:cover;filter:contrast(1.05) saturate(.95)}
.hero__card--main figcaption{
  position:absolute;left:18px;right:18px;bottom:18px;
  display:flex;justify-content:space-between;align-items:center;
  background:rgba(11,13,16,.6);backdrop-filter:blur(14px);
  padding:12px 16px;border-radius:14px;font-size:13px;
  border:1px solid var(--line-strong);
}
.hero__card--stat{
  right:-10px;bottom:0;width:260px;padding:18px 20px;
  display:flex;flex-direction:column;gap:6px;
}
.hero__card--stat strong{font-family:'Fraunces',serif;font-size:42px;letter-spacing:-.02em;color:var(--gold)}
.hero__card--stat strong em{font-style:normal;font-size:20px;color:var(--ink-dim);margin-left:4px}
.hero__card--weather{
  left:-10px;top:30px;padding:14px 18px;display:flex;flex-direction:column;gap:2px;
}
.hero__card--weather strong{font-family:'Fraunces',serif;font-size:26px}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-mute)}
.muted{color:var(--ink-mute);font-size:12px}
.spark{height:32px;margin:6px 0;background:
  linear-gradient(90deg,transparent,rgba(255,179,71,.08) 50%,transparent),
  url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 40' preserveAspectRatio='none'><path d='M0 30 L20 22 L40 28 L60 18 L80 22 L100 10 L120 16 L140 6 L160 12 L180 8 L200 14' stroke='%23ffb347' stroke-width='1.8' fill='none'/></svg>") center/100% 100% no-repeat;
}

/* ---------- SECTION HEAD ---------- */
.section__head{max-width:760px;margin:0 auto 56px;text-align:center}
.chapter{
  font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--gold);
  letter-spacing:.22em;text-transform:uppercase;
}
.section__head h2{
  font-family:'Fraunces',serif;font-weight:400;
  font-size:clamp(36px,4.6vw,64px);line-height:1.02;letter-spacing:-.025em;
  margin:14px 0 18px;
}
.section__head p{color:var(--ink-dim);font-size:16.5px;max-width:620px;margin:0 auto}

/* ---------- ANLAGE ---------- */
.anlage{max-width:var(--maxw);margin:0 auto;padding:120px 28px}
.anlage__grid{
  display:grid;grid-template-columns:1.2fr 1fr 1fr;
  grid-auto-rows:minmax(280px,auto);gap:16px;
}
.tile{
  background:var(--glass);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;
  backdrop-filter:blur(14px);
  display:flex;flex-direction:column;gap:14px;
  transition:border-color .3s,transform .3s;
}
.tile:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.tile h3{font-family:'Fraunces',serif;font-size:26px;font-weight:500;letter-spacing:-.01em}
.tile p{color:var(--ink-dim);font-size:15px}
.tile--img{padding:0;position:relative;overflow:hidden;min-height:280px}
.tile--img img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.tile--tall{grid-row:span 1}
.tile__tag{
  position:absolute;left:16px;bottom:16px;
  padding:8px 14px;border-radius:100px;
  background:rgba(11,13,16,.65);backdrop-filter:blur(10px);
  border:1px solid var(--line-strong);font-size:12.5px;
}
.spec{list-style:none;margin-top:auto;display:flex;flex-direction:column;gap:2px}
.spec li{
  display:flex;justify-content:space-between;
  padding:10px 0;border-top:1px solid var(--line);font-size:14px;
}
.spec li span{color:var(--ink-mute)}
.spec li b{font-family:'Fraunces',serif;font-weight:500}

/* ---------- LEISTUNG ---------- */
.leistung{max-width:var(--maxw);margin:0 auto;padding:80px 28px 120px}
.stats{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:16px;margin-bottom:60px;
}
.stat{
  padding:30px;border-radius:var(--radius-lg);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px);
  display:flex;flex-direction:column;gap:10px;
}
.stat--lg{grid-row:span 2}
.stat__label{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-mute)}
.stat__value{
  font-family:'Fraunces',serif;font-weight:400;
  font-size:clamp(44px,4.5vw,72px);line-height:1;letter-spacing:-.025em;
  background:linear-gradient(180deg,#fff 0%,#d6cdb8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat--lg .stat__value{font-size:clamp(64px,7vw,112px)}
.stat__sub{color:var(--ink-dim);font-size:14px}

.bars{
  display:grid;grid-template-columns:repeat(12,1fr);gap:6px;
  height:180px;align-items:end;margin-top:auto;padding-top:20px;
  border-top:1px solid var(--line);
}
.bars span{
  position:relative;height:var(--h);
  background:linear-gradient(180deg,var(--sun) 0%,var(--sun-2) 100%);
  border-radius:6px 6px 2px 2px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3);
  transition:height 1.2s cubic-bezier(.2,.8,.2,1);
}
.bars i{position:absolute;bottom:-22px;left:0;right:0;text-align:center;font-style:normal;font-size:10.5px;color:var(--ink-mute);letter-spacing:.1em}

.equiv{
  padding:44px;border-radius:var(--radius-lg);
  background:
    radial-gradient(120% 100% at 0% 0%,rgba(255,179,71,.08),transparent 50%),
    var(--glass);
  border:1px solid var(--line-strong);backdrop-filter:blur(16px);
}
.equiv h3{font-family:'Fraunces',serif;font-weight:400;font-size:28px;margin-bottom:28px;letter-spacing:-.01em}
.equiv__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.equiv__item{display:flex;flex-direction:column;gap:6px;padding-left:18px;border-left:1px solid var(--line-strong)}
.equiv__item svg{width:26px;height:26px;color:var(--gold);margin-bottom:10px}
.equiv__item b{font-family:'Fraunces',serif;font-weight:500;font-size:24px;letter-spacing:-.01em}
.equiv__item span{color:var(--ink-dim);font-size:13.5px}

/* ---------- ROI ---------- */
.roi{max-width:var(--maxw);margin:0 auto;padding:80px 28px 120px}
.roi__wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:20px;
  background:var(--glass);border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);padding:28px;backdrop-filter:blur(14px);
}
.roi__form{padding:14px;display:flex;flex-direction:column;gap:22px}
.field{display:flex;flex-direction:column;gap:10px}
.field label{
  display:flex;justify-content:space-between;align-items:baseline;
  font-size:13.5px;color:var(--ink-dim);
}
.field label b{font-family:'Fraunces',serif;font-weight:500;color:var(--ink);font-size:17px}
.field input[type=range]{
  -webkit-appearance:none;appearance:none;
  width:100%;height:4px;background:var(--line-strong);border-radius:100px;
  outline:none;
}
.field input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;
  width:22px;height:22px;border-radius:50%;
  background:linear-gradient(180deg,#ffcf74,#e9a24a);
  border:3px solid #1a1206;
  box-shadow:0 0 0 1px rgba(233,162,74,.6),0 4px 12px rgba(233,162,74,.4);
  cursor:grab;
}
.field input[type=range]::-moz-range-thumb{
  width:22px;height:22px;border-radius:50%;
  background:linear-gradient(180deg,#ffcf74,#e9a24a);
  border:3px solid #1a1206;cursor:grab;
}
.hint{font-size:12.5px;color:var(--ink-mute);margin-top:6px;font-style:italic}

.roi__out{
  padding:32px;border-radius:calc(var(--radius-lg) - 8px);
  background:linear-gradient(180deg,#12161c 0%,#0c0f13 100%);
  border:1px solid var(--line-strong);
  display:flex;flex-direction:column;gap:20px;
}
.out__head{display:flex;justify-content:space-between;align-items:center}
.out__big{display:flex;flex-direction:column;gap:6px;padding:16px 0;border-bottom:1px solid var(--line)}
.out__big span{font-size:13px;color:var(--ink-mute);text-transform:uppercase;letter-spacing:.15em}
.out__big strong{font-family:'Fraunces',serif;font-weight:400;font-size:68px;letter-spacing:-.03em;line-height:1;color:var(--gold)}
.out__row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.out__row > div{display:flex;flex-direction:column;gap:4px;padding:12px 0;border-top:1px solid var(--line)}
.out__row span{font-size:12px;color:var(--ink-mute);text-transform:uppercase;letter-spacing:.12em}
.out__row b{font-family:'Fraunces',serif;font-weight:500;font-size:24px;letter-spacing:-.01em}
.out__bar{display:flex;flex-direction:column;gap:8px;padding-top:10px}
.out__bar-track{height:10px;background:var(--line);border-radius:100px;overflow:hidden}
.out__bar-track span{display:block;height:100%;background:linear-gradient(90deg,var(--sun-2),var(--sun),var(--gold));transition:width .6s ease}
.out__bar-legend{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink-dim)}
.out__bar-legend b{color:var(--ink);font-family:'Fraunces',serif;font-weight:500}

/* ---------- GALERIE ---------- */
.galerie{max-width:var(--maxw);margin:0 auto;padding:80px 28px 120px}
.gallery{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
}
.gallery figure{
  position:relative;aspect-ratio:4/5;border-radius:var(--radius-lg);
  overflow:hidden;border:1px solid var(--line);
}
.gallery figure:nth-child(3n+1){aspect-ratio:4/3}
.gallery figure:nth-child(3n+2){aspect-ratio:3/4}
.gallery figure img{width:100%;height:100%;object-fit:cover;transition:transform 1s cubic-bezier(.2,.8,.2,1);filter:contrast(1.05) saturate(.95)}
.gallery figure:hover img{transform:scale(1.06)}
.gallery figcaption{
  position:absolute;left:14px;right:14px;bottom:14px;
  padding:10px 14px;border-radius:100px;
  background:rgba(11,13,16,.7);backdrop-filter:blur(10px);
  border:1px solid var(--line-strong);font-size:12.5px;
}

/* ---------- KONTAKT ---------- */
.kontakt{
  max-width:var(--maxw);margin:0 auto;padding:80px 28px 120px;
  display:grid;grid-template-columns:1fr 1.1fr;gap:60px;
}
.kontakt__left .chapter{display:block;margin-bottom:18px}
.kontakt__left h2{
  font-family:'Fraunces',serif;font-weight:400;
  font-size:clamp(36px,4.4vw,60px);line-height:1;letter-spacing:-.025em;
  margin-bottom:20px;
}
.kontakt__left p{color:var(--ink-dim);font-size:16.5px;max-width:440px;margin-bottom:36px}
.contact__info{list-style:none;display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius)}
.contact__info li{padding:16px 20px;background:var(--bg-2);display:flex;flex-direction:column;gap:4px}
.contact__info li:first-child{border-radius:var(--radius) var(--radius) 0 0}
.contact__info li:last-child{border-radius:0 0 var(--radius) var(--radius)}
.contact__info b{font-family:'Fraunces',serif;font-weight:500;font-size:17px;letter-spacing:-.005em}

.kontakt__form{
  background:var(--glass);border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);padding:32px;
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
  backdrop-filter:blur(14px);
}
.f{display:flex;flex-direction:column;gap:8px}
.f--full{grid-column:1/-1}
.f label{font-size:12.5px;color:var(--ink-mute);text-transform:uppercase;letter-spacing:.14em}
.f input,.f select,.f textarea{
  background:rgba(255,255,255,.04);
  border:1px solid var(--line-strong);
  border-radius:12px;padding:14px 16px;
  font-size:15px;color:var(--ink);
  transition:border-color .2s,background .2s;
}
.f input:focus,.f select:focus,.f textarea:focus{
  outline:none;border-color:var(--gold);background:rgba(255,179,71,.05);
}
.f textarea{resize:vertical;min-height:120px;font-family:inherit}
.check{grid-column:1/-1;display:flex;gap:12px;align-items:flex-start;color:var(--ink-dim);font-size:13px;line-height:1.5;cursor:pointer}
.check input{margin-top:3px;accent-color:var(--gold)}
.kontakt__form .btn{grid-column:1/-1}
.form__ok{grid-column:1/-1;font-size:13.5px;color:var(--sun);text-align:center;display:none}
.form__ok.show{display:block}

/* ---------- FOOTER ---------- */
.foot{
  max-width:var(--maxw);margin:0 auto;padding:60px 28px 40px;
  border-top:1px solid var(--line);
}
.foot__top{display:grid;grid-template-columns:1fr 1.3fr;gap:60px;margin-bottom:50px}
.foot__top p{color:var(--ink-dim);max-width:360px;margin-top:12px;font-size:14.5px}
.foot__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.foot__cols > div{display:flex;flex-direction:column;gap:8px}
.foot__cols .mono{margin-bottom:8px;color:var(--ink-mute)}
.foot__cols a{color:var(--ink-dim);font-size:14px;transition:color .2s}
.foot__cols a:hover{color:var(--ink)}
.foot__bot{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:24px;border-top:1px solid var(--line);
  color:var(--ink-mute);font-size:13px;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero{grid-template-columns:1fr;gap:40px;padding-top:40px}
  .hero__stage{height:520px}
  .anlage__grid{grid-template-columns:1fr 1fr}
  .tile:first-child{grid-column:1/-1}
  .stats{grid-template-columns:1fr 1fr}
  .stat--lg{grid-column:1/-1;grid-row:auto}
  .equiv__grid{grid-template-columns:1fr 1fr}
  .roi__wrap{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .kontakt{grid-template-columns:1fr;gap:40px}
  .foot__top{grid-template-columns:1fr}
}
@media (max-width:680px){
  .nav__links{display:none}
  .nav{padding:10px 12px 10px 14px}
  .hero{padding:20px 18px 40px}
  .hero__quick{grid-template-columns:1fr 1fr}
  .hero__card--stat{right:10px;width:220px}
  .hero__card--weather{left:10px}
  .anlage,.leistung,.roi,.galerie,.kontakt,.foot{padding-left:18px;padding-right:18px}
  .anlage__grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .equiv{padding:28px}
  .equiv__grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr}
  .kontakt__form{grid-template-columns:1fr;padding:22px}
  .foot__cols{grid-template-columns:1fr 1fr}
  .foot__bot{flex-direction:column;gap:8px;text-align:center}
}

/* ---------- REVEAL ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}