/* Minimal, moderne, responsive Styles */
:root{
  --bg:#0f172a;        /* slate-900 */
  --panel:#0b1022;
  --card:#111827;      /* gray-900 */
  --text:#e5e7eb;      /* gray-200 */
  --muted:#9ca3af;     /* gray-400 */
  --brand:#38bdf8;     /* sky-400 */
  --brand-2:#a78bfa;   /* violet-400 */
  --ok:#22c55e;
  --warn:#f59e0b;
  --err:#ef4444;
  --radius:18px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;
  line-height:1.6;
  background: radial-gradient(1200px 600px at 20% -10%, rgba(56,189,248,.15), transparent 40%),
              radial-gradient(900px 500px at 120% 10%, rgba(167,139,250,.15), transparent 35%),
              var(--bg);
  color:var(--text);
  padding-left: 16px;   /* Fallback */
  padding-right: 16px;  /* Fallback */
}

a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

.card-grid.narrow{
  display: grid;
  grid-template-columns: 1fr;  /* untereinander */
  gap: 1.5rem;

}

.card-grid.narrow .card{
  width: min(100%, 820px);  /* nicht ganz vollbreit */
  margin: 0 auto;           /* mittig zentrieren */
  padding: 1.25rem; 

}
.container{
  max-width: 1120px;
  margin: 0 auto;
  padding-left: 16px;   /* Fallback */
  padding-right: 16px;  /* Fallback */
  padding-left: clamp(16px, 5vw, 24px);
  padding-right: clamp(16px, 5vw, 24px);
}
@media (max-width: 900px){
  .container{
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }
}

.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(15,23,42,.7);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.header-wrap{display:flex;align-items:center;justify-content:space-between;min-height:64px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700;color:#fff}
.brand svg{fill:var(--brand);filter:drop-shadow(0 0 12px rgba(56,189,248,.35))}

.mainnav ul{list-style:none;margin:0;padding:0;display:flex;gap:.25rem;align-items:center}
.mainnav a{display:block;padding:.6rem .9rem;border-radius:12px;color:#e2e8f0;font-weight:600}
.mainnav a:hover{background:linear-gradient(90deg, rgba(56,189,248,.15), rgba(167,139,250,.12));text-decoration:none}
.mainnav a.active{background:linear-gradient(90deg, rgba(56,189,248,.35), rgba(167,139,250,.28));color:#fff}
.mainnav li.sep{width:1px;height:20px;background:rgba(255,255,255,.1);margin:0 .25rem}

.nav-toggle{display:none;background:none;border:1px solid rgba(255,255,255,.15);color:#fff;border-radius:12px;padding:.4rem .6rem;cursor:pointer}
@media (max-width: 900px){
  .nav-toggle{display:inline-block}
  .mainnav{position:absolute;top:64px;right:0;left:0;background:rgba(2,6,23,.98);border-bottom:1px solid rgba(255,255,255,.08);display:none}
  .mainnav.open{display:block}
  .mainnav ul{flex-direction:column;align-items:stretch}
}

.hero{
  padding:96px 0 56px;
}
.hero .grid{
  display:grid;grid-template-columns: 1.2fr .8fr;gap:2rem;align-items:center;
}
@media (max-width: 900px){
  .hero .grid{grid-template-columns:1fr}
}
.badge{display:inline-flex;align-items:center;gap:.5rem;padding:.25rem .6rem;border-radius:999px;border:1px solid rgba(56,189,248,.35);background:rgba(56,189,248,.08);color:#c7d2fe;font-weight:600;font-size:.9rem}
.badge .dot{width:8px;height:8px;border-radius:999px;background:var(--ok);box-shadow:0 0 0 6px rgba(34,197,94,.15)}

h1{font-size:clamp(2rem,3.5vw,3.25rem);line-height:1.15;margin:.8rem 0}
h2{font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.2;margin:1.6rem 0 .6rem}
h3{font-size:1.2rem;margin:1rem 0 .4rem}
p{color:#cbd5e1}
.lead{font-size:1.125rem;color:#e2e8f0}

.cta{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:1rem}
.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.75rem 1rem;border-radius:14px;border:1px solid rgba(255,255,255,.1);
  background:linear-gradient(180deg, rgba(56,189,248,.35), rgba(167,139,250,.35));
  color:#ffffff;font-weight:800;box-shadow:var(--shadow)
}
.btn.secondary{
  background:rgba(0,0,0,.3);color:#e2e8f0;padding:.72rem 1rem;font-weight:700
}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;margin:2rem 0}
.card{background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:1rem;box-shadow:var(--shadow)}
.card h3{margin-top:.2rem}
.card p{color:#cbd5e1}
@media (max-width: 900px){
  .card-grid{grid-template-columns:1fr}
}

.kicker{display:flex;align-items:center;gap:.6rem;color:#9ca3af}
.kicker svg{opacity:.7}

.feature{
  display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin:2rem 0 3rem
}
.feature .v{background:radial-gradient(300px 160px at 60% 60%, rgba(56,189,248,.25), transparent 40%),
linear-gradient(160deg, rgba(167,139,250,.18), rgba(56,189,248,.12));border:1px solid rgba(255,255,255,.08);
border-radius:20px;padding:1rem}
@media (max-width: 900px){
  .feature{grid-template-columns:1fr}
}

.section{padding:40px 0}
.section .titlebar{display:flex;justify-content:space-between;align-items:flex-end;gap:1rem;flex-wrap:wrap}
.section .titlebar p{max-width:720px}

.site-footer{margin-top:40px;border-top:1px solid rgba(255,255,255,.1);background:rgba(2,6,23,.5)}
.footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem;padding:1rem 0}
.footer-grid h4{margin:.6rem 0}
.linklist{list-style:none;padding:0;margin:0}
.linklist li{margin:.25rem 0}
.copy{padding:.8rem 0;border-top:1px solid rgba(255,255,255,.08);color:#94a3b8;font-size:.95rem;text-align:center}

.form{display:grid;gap:.75rem;max-width:720px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
@media (max-width: 720px){.form .row{grid-template-columns:1fr}}
.input, .textarea {
  width:100%;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);border-radius:12px;color:#fff;
  padding:.8rem .9rem;outline:none
}
.textarea{min-height:160px;resize:vertical}
.input:focus, .textarea:focus {border-color: rgba(56,189,248,.55);box-shadow:0 0 0 4px rgba(56,189,248,.18)}
.note{color:#94a3b8;font-size:.95rem}
.alert{padding:.75rem 1rem;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);margin:.5rem 0}
.alert.ok{border-color:rgba(34,197,94,.35);background:rgba(34,197,94,.08)}
.alert.err{border-color:rgba(239,68,68,.35);background:rgba(239,68,68,.08)}


/* Wider feature blocks under hero */
.feature.wide{
  grid-template-columns: 1fr 1fr;
  margin-top: 1rem;
}
.feature.wide .v{
  padding:1.25rem 1.25rem;
}
@media (max-width: 900px){
  .feature.wide{
    display: grid;            /* falls nicht schon gesetzt */
    grid-template-columns: 1fr !important;  /* statt 1fr 1fr */
  }
}
.site-footer {
  padding-inline: 1rem;
}
@media (max-width: 1200px){
  .site-footer { padding-inline: 1.25rem; }
}