:root{
  --night:#070B14;
  --dusk:#0D1526;
  --panel:#101A2E;
  --panel-2:#141F36;
  --blue:#4FA8FF;
  --blue-soft:#9CCBFF;
  --blue-dim:rgba(79,168,255,0.14);
  --blue-deep:#1B63C7;
  --on-blue:#061426;
  --text:#F6F3EC;
  --text2:#8E96AC;
  --line:rgba(255,255,255,0.09);
  --line-strong:rgba(255,255,255,0.17);
  --radius:18px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}
body{
  background:var(--night);
  color:var(--text);
  font-family:'Inter',sans-serif;
  overflow-x:hidden;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:'Bricolage Grotesque',sans-serif;font-weight:600;letter-spacing:-0.01em;}
.mono{font-family:'JetBrains Mono',monospace;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
::selection{background:rgba(79,168,255,0.35);color:#0a0d14;}

/* ambient night-sky wash, no glow blobs — the sun-arc carries the light */
.atmosphere{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(60% 40% at 50% -8%, rgba(79,168,255,0.12), transparent 60%),
    linear-gradient(180deg, var(--night) 0%, #060810 100%);
}
.noise{
  position:fixed;inset:0;z-index:1;pointer-events:none;opacity:0.035;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.wrap{max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:2;}
section{position:relative;z-index:2;}

/* current-flow divider between sections: a thin line with a travelling highlight, like a live circuit trace */
.flow-divider{position:relative;height:1px;background:var(--line);overflow:hidden;}
.flow-divider::after{
  content:'';position:absolute;top:0;left:-20%;width:20%;height:100%;
  background:linear-gradient(90deg, transparent, var(--blue), transparent);
  animation:flow 5.5s linear infinite;
}
@keyframes flow{from{left:-20%;}to{left:100%;}}

/* ---------- NAV ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  padding:20px 0;
  transition:background .4s ease, border-color .4s ease, padding .4s ease;
  border-bottom:1px solid transparent;
}
header.scrolled{
  background:rgba(7,11,20,0.82);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
  padding:14px 0;
}
nav{display:flex;align-items:center;justify-content:space-between;}
.brand{display:flex;align-items:center;gap:10px;font-family:'Bricolage Grotesque';font-weight:600;font-size:16px;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(145deg,var(--blue),var(--blue-deep));
  display:flex;align-items:center;justify-content:center;
  font-family:'JetBrains Mono';font-weight:500;font-size:12.5px;color:var(--on-blue);
  box-shadow:0 4px 18px rgba(79,168,255,0.32);
}
.nav-links{display:flex;gap:32px;align-items:center;}
.nav-links a{font-size:14px;color:var(--text2);transition:color .25s ease;position:relative;}
.nav-links a:hover{color:#fff;}
.nav-cta{display:none;}
@media (min-width:900px){.nav-cta{display:block;}}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:100px;
  font-size:14px;font-weight:500;font-family:'Inter';
  border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(120deg,var(--blue),var(--blue-deep));color:var(--on-blue);font-weight:600;
  box-shadow:0 8px 26px rgba(79,168,255,0.3);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(79,168,255,0.42);}
.btn-ghost{background:rgba(255,255,255,0.03);color:var(--text);border-color:var(--line-strong);}
.btn-ghost:hover{border-color:var(--blue-soft);color:var(--blue-soft);}
.burger{display:flex;flex-direction:column;gap:5px;cursor:pointer;z-index:60;}
@media (min-width:900px){.burger{display:none;}}
.burger span{width:22px;height:1.5px;background:#fff;border-radius:2px;}
.mobile-menu{
  position:fixed;inset:0;background:var(--night);z-index:55;
  display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:26px;padding:0 40px;
  transform:translateY(-100%);transition:transform .5s cubic-bezier(.7,0,.2,1);
}
.mobile-menu.open{transform:translateY(0);}
.mobile-menu a{font-size:27px;font-family:'Bricolage Grotesque';font-weight:600;}
@media (min-width:900px){.nav-links{display:flex;}}
@media (max-width:899px){.nav-links{display:none;}}

/* ---------- HERO: animated sun arc ---------- */
.hero{min-height:100vh;display:flex;align-items:center;padding-top:120px;padding-bottom:60px;position:relative;overflow:hidden;}
.sun-arc-wrap{
  position:absolute;top:60px;left:0;right:0;height:520px;z-index:0;pointer-events:none;
  display:flex;justify-content:center;
}
.sun-arc-wrap svg{width:min(1400px,150%);height:100%;overflow:visible;}
.sun-dot{animation:travel 14s ease-in-out infinite;}
@keyframes travel{
  0%{offset-distance:0%;}
  100%{offset-distance:100%;}
}
.cell-grid-bg{
  position:absolute;inset:0;z-index:0;pointer-events:none;opacity:0.5;
  -webkit-mask-image:linear-gradient(180deg, rgba(0,0,0,0.5) 0%, transparent 70%);
  mask-image:linear-gradient(180deg, rgba(0,0,0,0.5) 0%, transparent 70%);
}
.hero-grid{display:grid;grid-template-columns:1fr;gap:56px;align-items:center;position:relative;z-index:2;}
@media (min-width:1000px){.hero-grid{grid-template-columns:1.05fr 0.95fr;gap:20px;}}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono';font-size:12px;letter-spacing:0.06em;color:var(--blue-soft);
  padding:7px 14px;border:1px solid var(--line-strong);border-radius:100px;
  background:rgba(255,255,255,0.03);margin-bottom:26px;
}
.kicker .dot{width:6px;height:6px;border-radius:50%;background:var(--blue);box-shadow:0 0 10px var(--blue);}
.hero h1{font-size:clamp(2.5rem,5.2vw,4.3rem);line-height:1.05;margin-bottom:24px;}
.hero h1 .accent{
  background:linear-gradient(100deg,var(--blue-soft),var(--blue));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{color:var(--text2);font-size:17.5px;max-width:520px;margin-bottom:32px;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:32px;}
.stars-row{display:flex;align-items:center;gap:10px;margin-bottom:44px;}
.stars-row .stars{color:var(--blue);letter-spacing:2px;font-size:16px;}
.stars-row .stars-lbl{font-size:13.5px;color:var(--text2);}
.trust-row{display:flex;gap:32px;flex-wrap:wrap;}
.trust-item{display:flex;flex-direction:column;gap:2px;}
.trust-item .num{font-family:'JetBrains Mono';font-size:22px;color:#fff;}
.trust-item .lbl{font-size:12.5px;color:var(--text2);}

.hero-figure{position:relative;}
.hero-photo-card{
  border-radius:24px;overflow:hidden;position:relative;aspect-ratio:4/5;
  border:1px solid var(--line);box-shadow:0 30px 90px -24px rgba(79,168,255,0.3);
}
.hero-photo-card img{width:100%;height:100%;object-fit:cover;object-position:center 15%;filter:saturate(1.05) contrast(1.03);}
.hero-photo-card::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(7,11,20,0) 45%, rgba(7,11,20,0.68) 100%);
}
.hero-badge{
  position:absolute;left:20px;bottom:20px;z-index:2;
  display:flex;align-items:center;gap:10px;
  background:rgba(13,21,38,0.85);backdrop-filter:blur(10px);
  border:1px solid var(--line-strong);border-radius:14px;padding:10px 14px;
}
.hero-badge .ic{width:30px;height:30px;border-radius:9px;background:var(--blue-dim);display:flex;align-items:center;justify-content:center;color:var(--blue-soft);flex-shrink:0;}
.hero-badge .ic svg{width:15px;height:15px;}
.hero-badge .t{font-size:12.5px;line-height:1.2;}
.hero-badge .t b{display:block;color:#fff;font-size:13px;}
.hero-badge .t span{color:var(--text2);font-size:11.5px;}

/* ---------- SECTION HEADERS ---------- */
.section-head{max-width:620px;margin-bottom:56px;}
.section-head .kicker{margin-bottom:20px;}
.section-head h2{font-size:clamp(1.9rem,3.4vw,2.6rem);margin-bottom:16px;}
.section-head p{color:var(--text2);font-size:16.5px;}
.section-pad{padding:100px 0;}
@media (max-width:700px){.section-pad{padding:70px 0;}}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.6,.2,1), transform .8s cubic-bezier(.2,.6,.2,1);}
.reveal.in{opacity:1;transform:translateY(0);}
.reveal-d1.in{transition-delay:.08s;}
.reveal-d2.in{transition-delay:.16s;}
.reveal-d3.in{transition-delay:.24s;}

/* ---------- CARD GRID (Warum mit mir) ---------- */
.card-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media (min-width:700px){.card-grid.cols-3{grid-template-columns:repeat(3,1fr);}}
.info-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:32px;
  transition:border-color .3s ease, transform .3s ease, box-shadow .3s ease;
}
.info-card:hover{border-color:rgba(79,168,255,0.35);transform:translateY(-4px);box-shadow:0 16px 40px -18px rgba(79,168,255,0.28);}
.icon-badge{
  width:48px;height:48px;border-radius:14px;background:var(--blue-dim);
  display:flex;align-items:center;justify-content:center;color:var(--blue-soft);margin-bottom:22px;
}
.icon-badge svg{width:23px;height:23px;}
.info-card h3{font-size:19px;margin-bottom:10px;}
.info-card p{color:var(--text2);font-size:14.5px;}

/* ---------- LEISTUNGEN: module-cell grid (looks like a real PV panel) ---------- */
.module{
  display:grid;grid-template-columns:1fr;gap:2px;
  background:var(--line);border:1px solid var(--line-strong);border-radius:var(--radius);overflow:hidden;
}
@media (min-width:700px){.module{grid-template-columns:repeat(2,1fr);}}
.cell{
  background:var(--panel);padding:36px;position:relative;transition:background .35s ease;
}
.cell:hover{background:var(--panel-2);}
.cell::before{
  content:'';position:absolute;inset:0;opacity:0;transition:opacity .35s ease;
  background:linear-gradient(160deg, rgba(79,168,255,0.12), transparent 60%);
}
.cell:hover::before{opacity:1;}
.cell-icon{
  width:46px;height:46px;border-radius:12px;background:var(--blue-dim);
  display:flex;align-items:center;justify-content:center;color:var(--blue-soft);margin-bottom:22px;position:relative;z-index:1;
}
.cell-icon svg{width:22px;height:22px;}
.cell h3{font-size:21px;margin:0 0 10px;position:relative;z-index:1;}
.cell p{color:var(--text2);font-size:14.5px;margin-bottom:18px;position:relative;z-index:1;}
.service-tags{display:flex;flex-wrap:wrap;gap:8px;position:relative;z-index:1;}
.service-tags span{font-family:'JetBrains Mono';font-size:10.5px;color:var(--blue-soft);background:var(--blue-dim);border:1px solid rgba(79,168,255,0.28);padding:5px 10px;border-radius:100px;}

/* ---------- ABLAUF: circles + animated current-flow line ---------- */
.timeline-row{display:flex;flex-direction:column;gap:0;position:relative;}
@media (min-width:860px){
  .timeline-row{flex-direction:row;align-items:flex-start;justify-content:space-between;}
  .timeline-row::before{content:'';position:absolute;top:23px;left:5%;right:5%;height:1px;background:var(--line);}
  .timeline-row .tl-line-fill{
    position:absolute;top:23px;left:5%;height:1px;width:0%;
    background:linear-gradient(90deg,var(--blue),var(--blue-soft));
    box-shadow:0 0 14px rgba(79,168,255,0.5);transition:width .3s ease;overflow:hidden;
  }
  .timeline-row .tl-line-fill::after{
    content:'';position:absolute;top:0;right:0;width:24px;height:100%;
    background:linear-gradient(90deg, transparent, #fff);
    animation:pulse-tip 1.6s ease-in-out infinite;
  }
}
@keyframes pulse-tip{0%,100%{opacity:.4;}50%{opacity:1;}}
.tl-step{flex:1;padding:0 14px 40px;position:relative;text-align:left;}
@media (min-width:860px){.tl-step{text-align:center;padding:0 10px;}}
.tl-circle{
  width:46px;height:46px;border-radius:50%;background:var(--panel);border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;font-family:'JetBrains Mono';font-size:15px;color:var(--text2);
  margin-bottom:20px;position:relative;z-index:2;transition:border-color .4s ease, color .4s ease, background .4s ease, box-shadow .4s ease;
}
@media (min-width:860px){.tl-circle{margin-left:auto;margin-right:auto;}}
.tl-step.in .tl-circle{border-color:var(--blue-soft);color:var(--on-blue);background:linear-gradient(140deg,var(--blue),var(--blue-deep));box-shadow:0 0 22px rgba(79,168,255,0.45);}
.tl-step h3{font-size:16.5px;margin-bottom:6px;}
.tl-step p{color:var(--text2);font-size:13.5px;}

/* ---------- WIRTSCHAFTLICHKEIT: drawn yield curve ---------- */
.yield-panel{
  background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:40px 36px 28px;
}
.yield-chart{width:100%;height:auto;display:block;margin-bottom:8px;}
.yield-path{
  stroke-dasharray:900;stroke-dashoffset:900;transition:stroke-dashoffset 1.8s cubic-bezier(.2,.7,.2,1);
}
.yield-panel.in .yield-path{stroke-dashoffset:0;}
.yield-area{opacity:0;transition:opacity 1.2s ease .6s;}
.yield-panel.in .yield-area{opacity:1;}
.yield-axis{color:var(--text2);font-family:'JetBrains Mono';font-size:10.5px;}
.econ-grid{display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);border-top:1px solid var(--line);margin-top:28px;}
@media (min-width:700px){.econ-grid{grid-template-columns:repeat(3,1fr);}}
.econ-cell{background:var(--panel);padding:24px 8px 4px;}
.econ-num{font-family:'JetBrains Mono';font-size:34px;color:var(--blue-soft);display:flex;align-items:baseline;gap:4px;}
.econ-num .suffix{font-size:18px;color:var(--text2);}
.econ-lbl{color:var(--text2);font-size:13.5px;margin-top:8px;}

/* ---------- PROJEKTE (photo grid) ---------- */
.project-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media (min-width:760px){.project-grid{grid-template-columns:repeat(3,1fr);}}
.project-card{
  border-radius:var(--radius);overflow:hidden;position:relative;aspect-ratio:4/3;
  border:1px solid var(--line);background:var(--panel);
}
.project-card .placeholder-art{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#141f36,#0a0f1c);}
.project-card .placeholder-art svg{width:56%;color:rgba(79,168,255,0.45);}
.project-caption{
  position:absolute;left:16px;right:16px;bottom:14px;display:flex;justify-content:space-between;align-items:flex-end;
  font-family:'JetBrains Mono';font-size:11.5px;color:var(--text2);
}
.project-caption b{color:#fff;font-size:12.5px;display:block;font-family:'Inter';font-weight:500;}
.project-note{
  margin-top:18px;font-size:13px;color:var(--text2);border:1px dashed var(--line-strong);border-radius:12px;padding:14px 18px;
}

/* ---------- REFERENZEN (quotes) ---------- */
.reviews-row{display:flex;gap:18px;overflow-x:auto;padding-bottom:16px;}
.reviews-row::-webkit-scrollbar{height:5px;}
.reviews-row::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:10px;}
.review-card{
  min-width:310px;max-width:330px;flex-shrink:0;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:28px;
}
.review-card .stars{color:var(--blue);font-size:14px;margin-bottom:16px;letter-spacing:2px;}
.review-card p.quote{font-size:15px;color:#e4e0d7;margin-bottom:22px;}
.review-who .name{font-size:13.5px;color:#fff;}
.review-who .loc{font-size:12px;color:var(--text2);}

/* ---------- ÜBER MICH ---------- */
.about-grid{display:grid;grid-template-columns:1fr;gap:52px;align-items:center;}
@media (min-width:900px){.about-grid{grid-template-columns:0.8fr 1.2fr;}}
.about-photo{border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5;border:1px solid var(--line);position:relative;}
.about-photo img{width:100%;height:100%;object-fit:cover;}
.about-copy p{color:var(--text2);font-size:16px;margin-bottom:18px;}
.about-copy p strong{color:#fff;font-weight:500;}
.signature{font-family:'Bricolage Grotesque';font-style:italic;font-size:20px;color:var(--blue-soft);margin:22px 0 26px;}
.partner-strip{
  display:flex;align-items:center;gap:16px;padding:18px 22px;
  border:1px solid var(--line);border-radius:16px;background:var(--panel);
}
.partner-strip .partner-logo{
  height:34px;width:auto;flex-shrink:0;
}
.partner-strip p{font-size:13.5px;color:var(--text2);margin:0;}
.partner-strip strong{color:#fff;}

/* ---------- FAQ ---------- */
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 24px;cursor:pointer;}
.faq-q h4{font-size:16px;font-weight:500;font-family:'Inter';}
.faq-plus{width:22px;height:22px;position:relative;flex-shrink:0;}
.faq-plus::before,.faq-plus::after{content:'';position:absolute;background:var(--blue-soft);border-radius:2px;top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-plus::before{width:14px;height:1.5px;}
.faq-plus::after{width:1.5px;height:14px;transition:transform .3s ease;}
.faq-item.open .faq-plus::after{transform:translate(-50%,-50%) rotate(90deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;}
.faq-a p{color:var(--text2);font-size:14.5px;padding:0 24px 22px;}

/* ---------- KONTAKT ---------- */
.contact-card{
  background:var(--panel);border:1px solid var(--line);border-radius:28px;padding:56px 44px;position:relative;overflow:hidden;
}
.contact-card::before{
  content:'';position:absolute;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle, rgba(79,168,255,0.24), transparent 70%);top:-200px;right:-160px;opacity:.7;
}
.contact-grid{display:grid;grid-template-columns:1fr;gap:44px;position:relative;z-index:2;}
@media (min-width:900px){.contact-grid{grid-template-columns:0.9fr 1.1fr;}}
.contact-info h2{font-size:clamp(1.8rem,3vw,2.3rem);margin-bottom:18px;}
.contact-info p{color:var(--text2);margin-bottom:28px;}
.contact-detail{display:flex;align-items:center;gap:12px;margin-bottom:14px;font-size:14.5px;color:var(--text2);}
.contact-detail .ic{width:34px;height:34px;border-radius:10px;background:var(--blue-dim);display:flex;align-items:center;justify-content:center;color:var(--blue-soft);flex-shrink:0;}
.contact-detail .ic svg{width:16px;height:16px;}
form{display:flex;flex-direction:column;gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:12.5px;color:var(--text2);font-family:'JetBrains Mono';}
.field input,.field select,.field textarea{
  background:rgba(255,255,255,0.03);border:1px solid var(--line);border-radius:12px;
  padding:13px 16px;color:#fff;font-family:'Inter';font-size:14.5px;outline:none;transition:border-color .25s ease, background .25s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue-soft);background:rgba(255,255,255,0.05);}
.field textarea{resize:vertical;min-height:90px;}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media (max-width:520px){.row2{grid-template-columns:1fr;}}
.submit-note{font-size:12px;color:var(--text2);margin-top:6px;}

footer{border-top:1px solid var(--line);padding:48px 0;}
.footer-grid{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px;align-items:center;}
.footer-links{display:flex;gap:28px;flex-wrap:wrap;}
.footer-links a{font-size:13.5px;color:var(--text2);}
.footer-links a:hover{color:#fff;}
.footer-legal{font-size:12.5px;color:#4d5568;}

::-webkit-scrollbar{width:9px;}
::-webkit-scrollbar-track{background:var(--night);}
::-webkit-scrollbar-thumb{background:#1c2536;border-radius:10px;}

:focus-visible{outline:2px solid var(--blue-soft);outline-offset:3px;border-radius:4px;}

/* legal pages */
.legal-wrap{max-width:760px;margin:0 auto;padding:160px 32px 100px;}
.legal-wrap h1{font-size:clamp(1.9rem,3.4vw,2.6rem);margin-bottom:36px;}
.legal-wrap h2{font-size:18px;margin:36px 0 12px;color:#fff;}
.legal-wrap p, .legal-wrap li{color:var(--text2);font-size:15px;line-height:1.7;}
.legal-wrap ul{padding-left:20px;margin-bottom:10px;}
.todo{
  display:inline-block;background:var(--blue-dim);border:1px solid rgba(79,168,255,0.32);
  color:var(--blue-soft);border-radius:6px;padding:1px 8px;font-family:'JetBrains Mono';font-size:12.5px;
}