:root{
  --bg:#0b1020;
  --card:#121831;
  --ink:#eaf2ff;
  --muted:#a8b3c9;
  --brand:#2ea8ff;
  --accent:#7cf5d2;
  --ring: rgba(46,168,255,.35);
  --radius:16px;
  --shadow: 0 12px 30px rgba(0,0,0,.25);
}

*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#0e1430;color:var(--ink)}
a{color:var(--brand);text-decoration:none}
.container{max-width:1160px;margin:0 auto;padding:0 20px}

/* Nav */
.nav{position:sticky;top:0;z-index:40;background:rgba(11,16,32,.7);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800}
.brand__mark{width:36px;height:36px;border-radius:10px;background:radial-gradient(65% 65% at 35% 35%, var(--brand), var(--accent));display:grid;place-items:center;box-shadow:0 6px 18px var(--ring)}
.nav a{color:#dfe8ff;opacity:.9;margin-left:18px}
.nav .btn{margin-left:16px}

/* Buttons */
.btn{background:linear-gradient(135deg,var(--brand),var(--accent));color:#081226;border:none;padding:12px 16px;border-radius:12px;font-weight:800;cursor:pointer;box-shadow:0 6px 18px var(--ring)}
.btn--ghost{background:transparent;border:1px solid rgba(255,255,255,.16);color:#dfe8ff}

/* Hero */
.hero{position:relative;min-height:72vh;display:grid;align-items:center}
.hero__bg{position:absolute;inset:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.55)}
.hero__overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,16,32,.2),#0e1430 75%)}
.hero__content{position:relative;padding:64px 0}
.hero h1{font-size:44px;line-height:1.08;margin:0 0 12px;font-weight:900}
.hero p{color:var(--muted);font-size:18px;max-width:760px}
.accent{color:var(--brand)}
.hero__cta{margin-top:18px;display:flex;gap:12px}
.kpi{display:flex;gap:14px;margin-top:18px;flex-wrap:wrap}
.kpi div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);padding:10px 14px;border-radius:10px}
.kpi b{font-size:22px}

/* Sections */
.section{padding:60px 0;border-top:1px solid rgba(255,255,255,.06)}
.section--alt{background:#0c122b}
h2{margin:0 0 6px}
.muted{color:var(--muted)}
.small{font-size:12px}

/* Cards (Leistungen) */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:18px}
.card{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.card img{width:100%;height:160px;object-fit:cover}
.card h3{margin:14px 14px 6px}
.card ul{margin:0 14px 16px 28px;color:#cfe2ff}

/* Why */
.why{display:grid;grid-template-columns:1fr;gap:16px;margin-top:14px}
.why__point{display:grid;grid-template-columns:140px 1fr;gap:16px;align-items:center;background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:14px;overflow:hidden}
.why__point img{width:140px;height:100%;object-fit:cover}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:16px}
.process__step{background:#0b132e;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:12px;text-align:center}
.process__step span{display:inline-grid;width:26px;height:26px;border-radius:999px;place-items:center;background:rgba(124,245,210,.1);border:1px solid rgba(124,245,210,.35);margin-bottom:6px}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:12px}
.price{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:16px;padding:18px;box-shadow:var(--shadow)}
.price--pro{outline:2px solid rgba(124,245,210,.35)}
.num{font-size:28px;margin:8px 0}
.price ul{margin-left:18px;color:#cfe6ff}

/* Testimonials */
.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:14px}
.testimonials figure{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:16px;overflow:hidden}
.testimonials img{width:100%;height:160px;object-fit:cover}
blockquote{margin:12px 14px;color:#e7f0ff}
figcaption{margin:0 14px 16px;color:var(--muted)}

/* Kontakt */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.contact input,.contact textarea{width:100%;padding:12px;border-radius:10px;border:1px solid rgba(255,255,255,.16);background:#0b132e;color:#eaf2ff}

/* Chat */
.chat-open{position:fixed;right:22px;bottom:22px;background:linear-gradient(135deg,var(--brand),var(--accent));color:#081226;border:none;padding:14px;border-radius:999px;box-shadow:0 10px 28px var(--ring);font-weight:800;cursor:pointer;z-index:50}
.chat{position:fixed;right:22px;bottom:88px;width:340px;max-width:92vw;background:#0f1633;border:1px solid rgba(255,255,255,.08);border-radius:16px;box-shadow:var(--shadow);display:none;flex-direction:column;overflow:hidden;z-index:60}
.chat__head{background:#0f1738;color:#dfe8ff;padding:10px 12px;display:flex;justify-content:space-between;align-items:center}
.chat__x{background:transparent;border:1px solid rgba(255,255,255,.18);color:#cfe6ff;border-radius:8px;padding:0 8px;cursor:pointer}
.chat__log{height:320px;overflow:auto;padding:12px;display:flex;flex-direction:column;gap:10px}
.bubble{max-width:86%;padding:10px 12px;border-radius:14px;line-height:1.35}
.bot{background:#121a3c;border:1px solid rgba(255,255,255,.06)}
.me{background:#173b56;border:1px solid rgba(46,168,255,.25);align-self:flex-end}
.chat__form{display:flex;gap:8px;padding:10px;border-top:1px solid rgba(255,255,255,.06)}
.chat__form input{flex:1;background:#0e1430;border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:10px;color:#eaf2ff}
.chat__form button{border-radius:10px}

/* Footer */
.foot{padding:26px 0;border-top:1px solid rgba(255,255,255,.08);color:#b9c6e4}
.foot__inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* Responsive */
@media (max-width: 980px){
  .cards{grid-template-columns:1fr 1fr}
  .pricing{grid-template-columns:1fr}
  .testimonials{grid-template-columns:1fr}
  .grid2{grid-template-columns:1fr}
  .process{grid-template-columns:1fr 1fr}
}