:root{
  --bg:#0b0d10;
  --panel:#0f1116;
  --ink:#e6e9ee;
  --mut:#9aa4ad;
  --line:#22262e;
  --accent:#11d3ff;      /* Neon-Cyan */
  --accent-2:#9d5cff;    /* Lila-Schimmer */
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(17,211,255,.06), transparent 60%),
    radial-gradient(800px 400px at 10% 110%, rgba(157,92,255,.05), transparent 60%),
    var(--bg);
  font:400 16px/1.6 Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

/* Layout */
.wrap{max-width:1120px;margin:0 auto;padding:1.25rem}
.hero{padding-top:1.25rem;position:relative;overflow:hidden}
.hero::after{
  content:"";
  position:absolute; inset:0;
  background-image:url("kartell.png"); /* optionales Wasserzeichen */
  background-repeat:no-repeat;
  background-position:90% 60%;
  background-size:600px;
  opacity:.05; pointer-events:none;
}

/* Topbar */
.brand{font-weight:800;letter-spacing:.08em;color:#fff;opacity:.9}
.nav{display:flex;gap:.75rem;align-items:center;justify-content:flex-end}
.navlink{color:var(--mut);text-decoration:none;border:1px solid var(--line);padding:.4rem .7rem;border-radius:999px}
.navlink:hover{color:var(--ink);border-color:transparent;background:#151923}
.btn{display:inline-block;text-decoration:none;border-radius:999px;padding:.8rem 1.1rem;font-weight:700}
.btn-ghost{color:#0b0d10;background:linear-gradient(90deg, var(--accent), var(--accent-2));-webkit-background-clip:text;background-clip:text;border:1px solid var(--line)}
.btn-ghost:hover{border-color:transparent;box-shadow:0 0 0 2px rgba(17,211,255,.25) inset}

.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center;padding:2rem 0}
.title{margin:0 0 .5rem;font-size: clamp(32px, 5vw, 56px);line-height:1.05;letter-spacing:.01em}
.lead{margin:.25rem 0 1.25rem;color:var(--mut);font-size:1.1rem}

.cta-row{display:flex;flex-wrap:wrap;gap:.6rem}
.btn-primary{background:linear-gradient(90deg, var(--accent), var(--accent-2));color:#0b0d10;border:none}
.btn-line{border:1px solid var(--line);color:var(--ink)}
.btn-line:hover{border-color:transparent;background:#151923}
.btn-primary:hover{filter:brightness(1.08)}

/* Glow-Effekt */
.glow{text-shadow:0 0 18px rgba(17,211,255,.2), 0 0 38px rgba(157,92,255,.15)}
body.pulse .glow{filter:drop-shadow(0 0 16px rgba(17,211,255,.22))}

/* QR Panel */
.qr-card{background:rgba(18,21,28,.8);border:1px solid var(--line);border-radius:16px;padding:1rem}
.qr-label{font-weight:800;letter-spacing:.08em;color:#fff;opacity:.85}
.qr-box{display:grid;place-items:center;height:260px;margin:.6rem 0;background:#fff;border-radius:12px}
.qr-placeholder{
  width:200px;height:200px;border:12px solid #000;border-radius:8px;position:relative;background:
  linear-gradient(90deg,#000 50%,transparent 50%) 0 0/20px 20px,
  linear-gradient( #000 50%,transparent 50%) 0 0/20px 20px;
  box-shadow:inset 0 0 0 8px #000;
}
.qr-note{color:var(--mut);font-size:.9rem}

/* Content / Cards */
.content{padding:2rem 0}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:1.25rem;margin:0 0 1rem}
.card h2,.card h3{margin:.2rem 0 .6rem}
.muted{color:var(--mut)}
.tight{margin-bottom:.2rem}
.grid{display:grid;gap:1rem;grid-template-columns:repeat(3,1fr)}
.call{text-align:center}

.footer{display:flex;gap:.75rem;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding:1rem 0;color:var(--mut)}
.footer a{color:var(--mut);text-decoration:none}
.footer a:hover{color:var(--ink)}

/* Responsive */
@media (max-width:1000px){
  .hero-inner{grid-template-columns:1fr}
  .qr-card{order:2}
}
@media (max-width:640px){
  .nav{justify-content:flex-start;margin-top:.5rem}
  .qr-box{height:220px}
  .qr-placeholder{width:160px;height:160px}
  .grid{grid-template-columns:1fr}
}