:root{
  --bg:#0b1020;
  --bg-2:#111833;
  --surface:#ffffff;
  --surface-2:#f4f6fb;
  --text:#101528;
  --muted:#5a6280;
  --line:#e3e7f1;
  --accent:#2f6bff;
  --accent-2:#00c2a8;
  --on-dark:#e8ecf8;
  --on-dark-muted:#9aa4c4;
  --radius:16px;
  --shadow:0 10px 30px rgba(16,21,40,.08);
  --max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:var(--surface);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:16px;background:#fff;padding:8px 12px;border-radius:8px;z-index:100}

/* Header */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,16,32,.82);
  backdrop-filter:saturate(160%) blur(12px);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.header .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:1.15rem;letter-spacing:.02em}
.logo:hover{text-decoration:none}
.logo-mark{width:30px;height:30px}
.logo small{font-weight:500;color:var(--on-dark-muted);font-size:.8rem;margin-left:2px}
.nav{display:flex;gap:28px;align-items:center}
.nav a{color:var(--on-dark);font-size:.95rem;font-weight:500}
.nav a:hover{color:#fff;text-decoration:none}
.nav .btn{padding:9px 18px}
.nav-toggle{display:none;background:none;border:0;color:#fff;padding:8px;cursor:pointer}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#fff !important;
  padding:13px 24px;border-radius:999px;font-weight:600;
  transition:transform .15s ease,box-shadow .15s ease,background .15s;
  box-shadow:0 6px 20px rgba(47,107,255,.35);
}
.btn:hover{text-decoration:none;transform:translateY(-1px);background:#245cf0}
.btn-ghost{background:transparent;box-shadow:none;border:1px solid rgba(255,255,255,.25)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 500px at 85% -10%,rgba(47,107,255,.45),transparent 60%),
    radial-gradient(700px 400px at -10% 110%,rgba(0,194,168,.28),transparent 60%),
    var(--bg);
  color:var(--on-dark);
  padding:110px 0 120px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
}
.hero .container{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent-2);background:rgba(0,194,168,.1);border:1px solid rgba(0,194,168,.3);
  padding:6px 12px;border-radius:999px;margin-bottom:22px;
}
.hero h1{font-size:clamp(2.2rem,4.6vw,3.6rem);line-height:1.1;margin:0 0 22px;color:#fff;letter-spacing:-.02em}
.hero h1 span{background:linear-gradient(90deg,#7aa2ff,var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.15rem;color:var(--on-dark-muted);max-width:560px;margin:0 0 34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-visual{
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.1);border-radius:22px;padding:26px;
  box-shadow:0 30px 60px rgba(0,0,0,.35);
}
.rack{display:grid;gap:12px}
.rack-unit{
  display:flex;align-items:center;gap:12px;
  background:rgba(8,12,26,.7);border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:14px 16px;
}
.led{width:8px;height:8px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 10px var(--accent-2);animation:blink 2.4s infinite}
.led.b{background:#7aa2ff;box-shadow:0 0 10px #7aa2ff;animation-delay:.6s}
.led.c{animation-delay:1.2s}
.bar{flex:1;height:6px;border-radius:4px;background:rgba(255,255,255,.08);overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:4px}
.rack-unit code{font-family:ui-monospace,Consolas,monospace;font-size:.78rem;color:var(--on-dark-muted)}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}
@media (prefers-reduced-motion:reduce){.led{animation:none}html{scroll-behavior:auto}}

/* Sections */
section{padding:96px 0}
.section-head{max-width:680px;margin:0 0 52px}
.section-head .kicker{color:var(--accent);font-weight:700;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase}
.section-head h2{font-size:clamp(1.8rem,3vw,2.5rem);line-height:1.2;margin:10px 0 14px;letter-spacing:-.01em}
.section-head p{color:var(--muted);margin:0;font-size:1.05rem}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfd7ec}
.icon{
  width:50px;height:50px;border-radius:12px;display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(135deg,rgba(47,107,255,.12),rgba(0,194,168,.12));color:var(--accent);
}
.icon svg{width:26px;height:26px}
.card h3{margin:0 0 10px;font-size:1.15rem}
.card p{margin:0;color:var(--muted);font-size:.97rem}

.alt{background:var(--surface-2)}

/* About */
.about{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about p{color:var(--muted);font-size:1.03rem}
.checks{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:14px}
.checks li{display:flex;gap:12px;align-items:flex-start}
.checks svg{flex:none;width:22px;height:22px;color:var(--accent-2);margin-top:2px}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.stat strong{display:block;font-size:2rem;line-height:1.1;color:var(--text);letter-spacing:-.02em}
.stat span{color:var(--muted);font-size:.93rem}

/* Process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;padding:28px 24px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-weight:800;font-size:1.6rem;color:transparent;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;margin-bottom:10px;
}
.step h3{margin:0 0 8px;font-size:1.05rem}
.step p{margin:0;color:var(--muted);font-size:.95rem}

/* Contact */
.contact{
  background:
    radial-gradient(600px 300px at 100% 0,rgba(47,107,255,.35),transparent 60%),
    var(--bg-2);
  color:var(--on-dark);border-radius:24px;padding:60px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;
}
.contact h2{color:#fff;font-size:clamp(1.7rem,3vw,2.3rem);margin:0 0 14px;line-height:1.2}
.contact p{color:var(--on-dark-muted);margin:0 0 28px}
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:18px}
.contact-list li{display:flex;gap:14px;align-items:flex-start}
.contact-list svg{flex:none;width:22px;height:22px;color:var(--accent-2);margin-top:3px}
.contact-list a{color:#fff}
.contact-list small{display:block;color:var(--on-dark-muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.08em}

/* Footer */
.footer{background:var(--bg);color:var(--on-dark-muted);padding:48px 0 36px;font-size:.92rem}
.footer .container{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
.footer a{color:var(--on-dark)}
.footer nav{display:flex;gap:22px}

/* Legal pages */
.page-hero{background:var(--bg);color:#fff;padding:70px 0 50px}
.page-hero h1{margin:0;font-size:clamp(1.9rem,3.5vw,2.6rem)}
.legal{padding:60px 0 90px}
.legal .container{max-width:820px}
.legal h2{font-size:1.3rem;margin:38px 0 10px}
.legal h3{font-size:1.05rem;margin:24px 0 8px}
.legal p,.legal li{color:#343b55}
.legal address{font-style:normal}

/* Responsive */
@media (max-width:980px){
  .hero .container,.about,.contact{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .hero{padding:80px 0 90px}
  .contact{padding:44px 32px}
}
@media (max-width:720px){
  .nav{
    display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:flex-start;
    background:var(--bg);padding:18px 20px 24px;gap:18px;border-bottom:1px solid rgba(255,255,255,.08);
  }
  .nav.open{display:flex}
  .nav-toggle{display:block}
  .grid,.steps,.stats{grid-template-columns:1fr}
  section{padding:72px 0}
  .container{padding:0 16px}
  .contact{padding:36px 22px;border-radius:18px}
  .hero-visual{display:none}
}

/* Long German words: never overflow narrow screens */
h1,h2,h3,p,li,span{overflow-wrap:break-word;hyphens:auto;-webkit-hyphens:auto}
.hero .container > *,.about > *,.contact > *,.grid > *,.steps > *,.stats > *{min-width:0}
@media (max-width:980px){
  .hero .container,.about,.contact{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:720px){
  .grid,.steps,.stats{grid-template-columns:minmax(0,1fr)}
}