:root{
  --panel:#0a1a2b;        /* Silizium-Modulblau dunkel */
  --panel-2:#0f2740;      /* Fläche dunkel */
  --panel-3:#16324f;      /* Border / Hover dunkel */
  --sky:#eef3f7;          /* helles Papier, kühl */
  --sky-2:#e2eaf1;
  --ink:#0a1a2b;          /* Text dunkel */
  --ink-soft:#4a5f75;     /* Text gedämpft */
  --line:#d3dde6;
  --amber:#f5a623;        /* Solar-Akzent */
  --amber-hi:#ffc257;
  --amber-deep:#e08a00;
  --white:#ffffff;
  --radius:14px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--ink);
  background:var(--sky);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,.display{font-family:'Space Grotesk',sans-serif;letter-spacing:-.02em;line-height:1.05}
.mono{font-family:'IBM Plex Mono',monospace}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;color:var(--amber-deep);
  display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--amber-deep);display:inline-block}
.eyebrow.on-dark{color:var(--amber-hi)}
.eyebrow.on-dark::before{background:var(--amber-hi)}

/* ---------- NAV ---------- */
header.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(238,243,247,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;font-family:'Space Grotesk';font-weight:700;font-size:20px;letter-spacing:-.02em}
.logo-img{height:42px;width:auto;display:block;border-radius:6px}
.foot-brand{background:#fff;padding:8px 12px;border-radius:10px;display:inline-flex}
.foot-brand .logo-img{height:38px}
.brand .mark{
  width:34px;height:34px;border-radius:9px;flex:none;
  background:linear-gradient(135deg,var(--amber-hi),var(--amber-deep));
  display:grid;place-items:center;box-shadow:0 4px 14px rgba(224,138,0,.35);
}
.brand .mark svg{width:20px;height:20px}
.navlinks{display:flex;gap:32px;align-items:center}
.navlinks a{font-size:14.5px;font-weight:500;color:var(--ink-soft);transition:color .2s}
.navlinks a:hover{color:var(--ink)}
.btn{
  display:inline-flex;align-items:center;gap:8px;font-family:'Space Grotesk';font-weight:600;
  font-size:14.5px;padding:11px 20px;border-radius:10px;cursor:pointer;border:none;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s;
}
.btn-primary{background:var(--amber);color:var(--panel);box-shadow:0 6px 18px rgba(245,166,35,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(245,166,35,.45);background:var(--amber-hi)}
.btn-ghost{background:transparent;color:var(--white);border:1px solid rgba(255,255,255,.25)}
.btn-ghost:hover{border-color:var(--amber-hi);color:var(--amber-hi)}
.navtoggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.navtoggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.3s}

/* ---------- HERO ---------- */
.hero{
  position:relative;color:#dce6f0;overflow:hidden;
  padding:96px 0 120px;
  background:
    linear-gradient(100deg, rgba(10,26,43,.97) 0%, rgba(10,26,43,.9) 40%, rgba(10,26,43,.62) 72%, rgba(15,39,64,.5) 100%),
    url("hero.jpg") center/cover no-repeat;
}
.hero .sun{
  position:absolute;top:-260px;right:-180px;width:760px;height:760px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,194,87,.4) 0%,rgba(245,166,35,.15) 32%,rgba(245,166,35,0) 62%);
  filter:blur(4px);animation:breathe 8s var(--ease) infinite;mix-blend-mode:screen;
}
@keyframes breathe{0%,100%{transform:scale(1);opacity:.9}50%{transform:scale(1.08);opacity:1}}
.hero .grid-bg{
  position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:46px 46px;mask-image:radial-gradient(circle at 70% 20%,#000,transparent 75%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(38px,5.4vw,68px);font-weight:700;color:var(--white);margin:22px 0 20px}
.hero h1 .lit{
  background:linear-gradient(120deg,var(--amber-hi),var(--amber));-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:18px;color:#9fb3c8;max-width:46ch;margin-bottom:34px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-meta{margin-top:40px;display:flex;gap:34px;flex-wrap:wrap}
.hero-meta .m .n{font-family:'Space Grotesk';font-weight:700;font-size:30px;color:var(--white)}
.hero-meta .m .l{font-size:12.5px;color:#7f97af;letter-spacing:.02em}

/* live monitoring panel (signature) */
.monitor{
  background:linear-gradient(160deg,var(--panel-2),var(--panel));
  border:1px solid var(--panel-3);border-radius:18px;padding:22px;
  box-shadow:0 30px 60px -20px rgba(0,0,0,.6);
}
.monitor-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.monitor-head .t{font-family:'IBM Plex Mono';font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#7f97af}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-family:'IBM Plex Mono';font-size:11px;color:var(--amber-hi)}
.live-dot i{width:8px;height:8px;border-radius:50%;background:var(--amber-hi);box-shadow:0 0 0 0 rgba(255,194,87,.7);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,194,87,.6)}70%{box-shadow:0 0 0 9px rgba(255,194,87,0)}100%{box-shadow:0 0 0 0 rgba(255,194,87,0)}}
.gauge{text-align:left;margin-bottom:14px}
.gauge .val{font-family:'Space Grotesk';font-weight:700;font-size:46px;color:var(--white);line-height:1}
.gauge .val small{font-size:20px;color:var(--amber-hi);font-weight:500}
.gauge .cap{font-family:'IBM Plex Mono';font-size:11px;color:#7f97af;margin-top:4px}
.spark{width:100%;height:64px;margin:6px 0 16px}
.mrow{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mcell{background:rgba(255,255,255,.03);border:1px solid var(--panel-3);border-radius:10px;padding:12px 14px}
.mcell .k{font-family:'IBM Plex Mono';font-size:10.5px;letter-spacing:.06em;color:#7f97af;text-transform:uppercase}
.mcell .v{font-family:'IBM Plex Mono';font-size:19px;color:var(--white);font-weight:500;margin-top:3px}
.mnote{font-family:'IBM Plex Mono';font-size:10px;color:#5f7692;margin-top:14px;text-align:center}

/* ---------- SECTIONS ---------- */
section{padding:92px 0}
.sec-head{max-width:660px;margin-bottom:52px}
.sec-head h2{font-size:clamp(28px,3.6vw,42px);font-weight:600;margin:16px 0 14px}
.sec-head p{font-size:17px;color:var(--ink-soft)}

/* values / intro */
.intro{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
.intro .big{font-size:clamp(26px,3vw,36px);font-weight:600;line-height:1.15}
.intro .big .amber{color:var(--amber-deep)}
.intro p{color:var(--ink-soft);margin-top:20px;font-size:16.5px}
.valuechips{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.valuechips span{font-family:'IBM Plex Mono';font-size:12.5px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:var(--white);color:var(--ink-soft)}

/* advantages */
#vorteile{
  background:
    linear-gradient(90deg, rgba(240,244,248,.96) 0%, rgba(240,244,248,.85) 28%, rgba(240,244,248,.4) 50%, rgba(240,244,248,.05) 66%, rgba(240,244,248,0) 80%),
    url("nachhaltigkeit.jpg") center right/cover no-repeat;
}
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 28px;box-shadow:0 12px 30px -18px rgba(10,26,43,.28);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s;
}
.card:hover{transform:translateY(-5px);box-shadow:0 20px 40px -18px rgba(10,26,43,.25);border-color:var(--amber)}
.card .ico{
  height:82px;display:flex;align-items:flex-end;margin-bottom:22px;
}
.card .ico img{height:82px;width:auto;object-fit:contain;display:block}
.card h3{font-size:20px;font-weight:600;margin-bottom:10px}
.card p{color:var(--ink-soft);font-size:15px}

/* quote */
.quote-sec{background:var(--panel);color:var(--white)}
.quote-inner{max-width:900px;margin:0 auto;text-align:center}
.quote-inner blockquote{font-family:'Space Grotesk';font-weight:500;font-size:clamp(24px,3.4vw,38px);line-height:1.25;letter-spacing:-.02em}
.quote-inner blockquote .q{color:var(--amber-hi)}
.quote-inner .who{margin-top:28px;font-family:'IBM Plex Mono';font-size:13px;letter-spacing:.06em;color:#9fb3c8}
.quote-inner .who b{color:var(--white);font-weight:600}

/* ablauf / process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{position:relative;padding-top:28px}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:'IBM Plex Mono';font-weight:600;font-size:13px;color:var(--amber-deep);
  position:absolute;top:0;left:0;letter-spacing:.08em;
}
.step .bar{height:3px;background:var(--line);border-radius:3px;margin-bottom:18px;position:relative;overflow:hidden}
.step .bar i{position:absolute;inset:0;width:0;background:var(--amber);border-radius:3px;transition:width 1s var(--ease)}
.step.lit .bar i{width:100%}
.step h4{font-size:17px;font-weight:600;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--ink-soft)}

/* monitoring feature */
.feat{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feat .txt h2{font-size:clamp(26px,3.4vw,40px);font-weight:600;margin:16px 0 18px}
.feat .txt p{color:var(--ink-soft);font-size:16.5px;margin-bottom:16px}
.feat ul{list-style:none;margin-top:22px;display:grid;gap:12px}
.feat li{display:flex;gap:12px;font-size:15.5px;color:var(--ink)}
.feat li svg{width:20px;height:20px;color:var(--amber-deep);flex:none;margin-top:3px}
.dash{
  background:var(--panel);border:1px solid var(--panel-3);border-radius:16px;padding:22px;
  box-shadow:0 26px 50px -24px rgba(10,26,43,.5);
}
.dash-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.dash-head .dt{font-family:'IBM Plex Mono';font-size:11.5px;color:#9fb3c8;letter-spacing:.1em;text-transform:uppercase}
.dash-head .dots{display:flex;gap:6px}
.dash-head .dots i{width:9px;height:9px;border-radius:50%;background:var(--panel-3)}
.dash-head .dots i:first-child{background:var(--amber)}
.dash-tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.tile{background:rgba(255,255,255,.03);border:1px solid var(--panel-3);border-radius:10px;padding:14px}
.tile .tk{font-family:'IBM Plex Mono';font-size:10px;color:#7f97af;text-transform:uppercase;letter-spacing:.08em}
.tile .tv{font-family:'Space Grotesk';font-weight:700;font-size:24px;color:#fff;margin-top:4px}
.tile .tv small{font-size:13px;color:var(--amber-hi);font-weight:500}
.dash .chart{background:rgba(255,255,255,.02);border:1px solid var(--panel-3);border-radius:10px;padding:14px}
.dash .chart .cl{font-family:'IBM Plex Mono';font-size:10px;color:#7f97af;text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}
.dash-img{width:100%;height:auto;display:block;border-radius:10px;border:1px solid var(--panel-3)}

/* partner */
.partner-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:stretch}
.plogo{
  background:var(--white);border:1px solid var(--line);border-radius:12px;
  height:104px;display:grid;place-items:center;padding:22px;transition:border-color .25s,box-shadow .25s;
}
.plogo:hover{border-color:var(--amber);box-shadow:0 14px 30px -18px rgba(10,26,43,.3)}
.plogo img{max-width:100%;max-height:52px;width:auto;object-fit:contain;
  filter:grayscale(1);opacity:.7;transition:filter .3s,opacity .3s}
.plogo:hover img{filter:none;opacity:1}

/* projekte spotlight */
.proj{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.proj-img{border-radius:var(--radius);overflow:hidden;aspect-ratio:3/2;background:var(--panel-2);box-shadow:0 24px 50px -24px rgba(10,26,43,.4)}
.proj-img img{width:100%;height:100%;object-fit:cover;display:block}
.proj-body h3{font-size:clamp(22px,2.6vw,30px);font-weight:600;line-height:1.15;margin:6px 0 16px}
.proj-body p{color:var(--ink-soft);font-size:16px;margin-bottom:22px}
.specs{border-top:1px solid var(--line);margin-bottom:26px}
.spec{display:flex;justify-content:space-between;gap:20px;padding:13px 0;border-bottom:1px solid var(--line)}
.spec .k{color:var(--ink-soft);font-size:14px;flex:none}
.spec .v{font-family:'IBM Plex Mono';font-size:13.5px;color:var(--ink);text-align:right;font-weight:500}

/* faq */
.faq-wrap{max-width:820px;margin:0 auto}
.faq{border-bottom:1px solid var(--line)}
.faq button{
  width:100%;background:none;border:none;cursor:pointer;text-align:left;
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:22px 4px;font-family:'Space Grotesk';font-weight:600;font-size:17.5px;color:var(--ink);
}
.faq button .plus{flex:none;width:26px;height:26px;position:relative;transition:transform .3s var(--ease)}
.faq button .plus::before,.faq button .plus::after{content:"";position:absolute;background:var(--amber-deep);border-radius:2px}
.faq button .plus::before{top:50%;left:2px;right:2px;height:2px;transform:translateY(-50%)}
.faq button .plus::after{left:50%;top:2px;bottom:2px;width:2px;transform:translateX(-50%);transition:transform .3s var(--ease)}
.faq.open button .plus::after{transform:translateX(-50%) scaleY(0)}
.faq.open button .plus{transform:rotate(180deg)}
.faq .ans{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq .ans p{padding:0 4px 24px;color:var(--ink-soft);font-size:15.5px;max-width:70ch}

/* CTA */
.cta{background:linear-gradient(135deg,var(--amber),var(--amber-deep));color:var(--panel);text-align:center}
.cta h2{font-size:clamp(30px,4vw,48px);font-weight:700;margin-bottom:16px;color:var(--panel)}
.cta p{font-size:18px;max-width:52ch;margin:0 auto 30px;color:#3a2a06}
.cta .btn-primary{background:var(--panel);color:#fff;box-shadow:0 10px 30px rgba(10,26,43,.35)}
.cta .btn-primary:hover{background:var(--panel-2);transform:translateY(-2px)}
.cta .mail{display:block;margin-top:22px;font-family:'IBM Plex Mono';font-size:14px;color:#3a2a06}

/* footer */
footer{background:var(--panel);color:#9fb3c8;padding:60px 0 34px}
.foot-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:40px;border-bottom:1px solid var(--panel-3)}
.foot-top .brand{color:#fff}
.foot-links{display:flex;gap:46px;flex-wrap:wrap}
.foot-col h5{font-family:'IBM Plex Mono';font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#7f97af;margin-bottom:14px}
.foot-col a{display:block;font-size:14.5px;color:#c3d1df;padding:5px 0;transition:color .2s}
.foot-col a:hover{color:var(--amber-hi)}
.foot-bot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:26px;font-size:13px;color:#6b8199}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- RESPONSIVE ---------- */
@media(max-width:920px){
  .hero-inner,.intro,.feat{grid-template-columns:1fr;gap:40px}
  .adv-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .navlinks{display:none}
  .navtoggle{display:block}
  .navlinks.show{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:var(--sky);border-bottom:1px solid var(--line);padding:8px 24px 20px}
  .navlinks.show a{padding:14px 0;border-bottom:1px solid var(--line)}
  .navlinks.show .btn{margin-top:14px;justify-content:center}
}
@media(max-width:520px){
  .steps{grid-template-columns:1fr}
  section{padding:64px 0}
  .hero{padding:64px 0 80px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- UNTERSEITEN ---------- */
.page-hero{background:var(--panel);color:#dce6f0;padding:72px 0 64px;position:relative;overflow:hidden}
.page-hero .grid-bg{
  position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:46px 46px;mask-image:radial-gradient(circle at 80% 20%,#000,transparent 75%);
}
.page-hero .wrap{position:relative}
.page-hero h1{font-size:clamp(32px,4.6vw,54px);font-weight:700;color:var(--white);margin-top:18px}
.page-hero p{font-size:17px;color:#9fb3c8;max-width:60ch;margin-top:16px}
.prose{max-width:820px;font-size:16px;color:var(--ink-soft)}
.prose h1{display:none}
.prose > :first-child,.prose h1 + h2{margin-top:0}
.prose h2{font-size:clamp(22px,2.4vw,28px);font-weight:600;color:var(--ink);margin:48px 0 14px}
.prose h3{font-size:18px;font-weight:600;color:var(--ink);margin:30px 0 10px}
.prose p,.prose ul{margin-bottom:14px}
.prose ul{padding-left:22px}
.prose li{margin-bottom:6px}
.prose strong,.prose b{color:var(--ink);font-weight:600}
.prose a{color:var(--amber-deep);text-decoration:underline;text-underline-offset:2px;word-break:break-word}
.prose a:hover{color:var(--ink)}
.prose ul.index{list-style:none;padding:0;columns:2;column-gap:32px}
.prose ul.index a{text-decoration:none}
.back{display:inline-flex;margin-top:40px}
@media(max-width:520px){.prose ul.index{columns:1}.page-hero{padding:52px 0 44px}}

/* ---------- COOKIE-EINWILLIGUNG ---------- */
.consent{position:fixed;left:16px;right:16px;bottom:16px;z-index:100;display:flex;justify-content:center}
.consent[hidden]{display:none}
.consent-inner{
  max-width:var(--maxw);width:100%;display:flex;gap:24px;align-items:center;
  background:var(--panel);color:#c3d1df;border:1px solid var(--panel-3);border-radius:var(--radius);
  padding:20px 24px;box-shadow:0 24px 60px -20px rgba(0,0,0,.55);font-size:14px;line-height:1.55;
}
.consent-inner p{flex:1}
.consent-inner b{color:var(--white)}
.consent-inner a{color:var(--amber-hi);text-decoration:underline;text-underline-offset:2px}
.consent-btns{display:flex;gap:10px;flex:none}
.consent-deny{background:transparent;color:var(--white);border:1px solid rgba(255,255,255,.25)}
.consent-deny:hover{border-color:var(--amber-hi);color:var(--amber-hi)}
@media(max-width:720px){
  .consent-inner{flex-direction:column;align-items:stretch;gap:16px;padding:18px}
  .consent-btns .btn{flex:1;justify-content:center}
}