:root{
  --bg:#07080b;
  --card:#0e141c;
  --text:#e8edf4;
  --muted:#aab4c3;
  --brand:#2d6cdf;
  --ring:#a7c4ff;
  --line:#1b2330;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  display:flex; flex-direction:column;
}

/* Canvas: fullscreen */
#bg{
  position:fixed; inset:0;
  width:100vw; height:100vh;
  display:block;
  z-index:-1; pointer-events:none;
  background:none;
  filter: blur(1.8px) saturate(.9);
  image-rendering: pixelated;
}

/* Header nur mit Logo */
.site-header{
  display:flex; align-items:center; justify-content:center;
  padding:36px 16px 8px;
}
.logo-wrap{ position:relative; display:inline-block; }
.logo{
  width:clamp(120px,18vw,220px);
  height:auto; display:block;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,.35));
}

/* MAIN */
main{
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px 16px;
}
.wrap{ width:min(1100px, 94vw); }

/* Karten-Grid */
.cards{
  display:grid; gap:18px;
  grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));
}

/* Karte */
.card{
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
  border:1px solid rgba(167,196,255,.12);
  border-radius:16px;
  padding:20px;
  box-shadow:0 10px 30px rgba(0,0,0,.32), inset 0 1px 0 rgba(255,255,255,.04);
  transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease;

  /* Zentrierung */
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
}
.card:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 42px rgba(0,0,0,.38);
  border-color:rgba(167,196,255,.22);
}
.card-head{
  display:flex; align-items:center; gap:10px; margin-bottom:8px;
  justify-content:center;
}
.card h2{
  margin:0; font-size:1.12rem; letter-spacing:.2px;
}
.card p{
  margin:0 0 14px; color:var(--muted); line-height:1.55;
}

/* CTA-Button */
.btn.cta{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:16px 24px;
  border-radius:12px;
  text-decoration:none;
  font-weight:800; line-height:1; color:#fff;
  background:linear-gradient(180deg, var(--brand), #2157bf);
  box-shadow:0 14px 30px rgba(45,108,223,.40);
  border:1px solid rgba(255,255,255,.08);
  transition:transform .12s ease, box-shadow .12s ease, opacity .2s ease;
}
.btn.cta:hover{transform:translateY(-1px); box-shadow:0 16px 36px rgba(45,108,223,.50)}
.btn.cta:active{transform:translateY(0); opacity:.92}
.btn.cta:focus{outline:2px solid var(--ring); outline-offset:3px}

/* Icons */
.ico{width:20px; height:20px; display:inline-block}

/* Footer */
.site-footer{
  text-align:center;
  padding:18px;
  font-size:14px;
  color:var(--muted);
  border-top:1px solid var(--line);
}
.site-footer a{color:#7aa2ff; text-decoration:none}
.site-footer a:hover{text-decoration:underline}