:root{
  --bg:#0b0f14;
  --panel:#0f1621;
  --panel2:#0c121b;
  --text:#e7eef7;
  --muted:#9bb0c6;
  --line:rgba(255,255,255,.10);
  --brand:#66e3ff;
  --brand2:#9b7bff;
  --shadow: 0 12px 30px rgba(0,0,0,.35);
  --radius: 14px;
  --max: 1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color:var(--text);
  background:
    radial-gradient(1200px 500px at 20% -10%, rgba(102,227,255,.12), transparent 60%),
    radial-gradient(900px 500px at 90% 0%, rgba(155,123,255,.12), transparent 60%),
    var(--bg);
  line-height:1.65;
}

a{color:inherit; text-decoration:none}
.container{max-width:var(--max); margin:0 auto; padding:0 18px}
.small{font-size:.95rem}
.muted{color:var(--muted)}
.hr{height:1px; background:var(--line); margin:22px 0}

.header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,15,20,.72);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0; gap: 12px;
}

.brand{
  display:flex; align-items:center; gap:10px;
  font-weight:800; letter-spacing:.2px;
}
.brand-badge{
  width:34px; height:34px; border-radius:10px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: var(--shadow);
}

.nav{display:flex; align-items:center; gap:8px; flex-wrap:wrap; justify-content:flex-end}
.nav a{
  padding:10px 12px; border-radius:12px;
  color:var(--muted);
  border: 1px solid transparent;
}
.nav a:hover{color:var(--text); border-color: var(--line); background: rgba(255,255,255,.03)}
.nav a.active{color:var(--text); border-color: rgba(102,227,255,.35); background: rgba(102,227,255,.06)}

.hero{padding:32px 0 10px}
.hero .kicker{
  display:inline-flex; align-items:center; gap:10px;
  padding:8px 12px; border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color: var(--muted);
}
.hero h1{margin:14px 0 10px; font-size: clamp(28px, 3.3vw, 44px); line-height:1.15}
.hero p{margin:0; color:var(--muted); max-width:70ch}
.cta-row{margin-top:16px; display:flex; gap:10px; flex-wrap:wrap}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:11px 14px; border-radius:12px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color:var(--text);
}
.btn.primary{
  border-color: rgba(102,227,255,.35);
  background: linear-gradient(135deg, rgba(102,227,255,.18), rgba(155,123,255,.14));
}
.btn:hover{filter:brightness(1.05)}

.grid{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:14px;
  padding: 18px 0 26px;
}

.card{
  grid-column: span 4;
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
  border:1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.card .pad{padding:14px}
.card h2{margin:0 0 6px; font-size:1.05rem}
.card p{margin:0; color:var(--muted)}
.card img{
  width:100%; height:180px; object-fit:cover; display:block;
  background: var(--panel2);
}

.section{
  padding: 6px 0 26px;
}
.section h2{margin:0 0 10px; font-size:1.35rem}
.cols{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 14px;
}
.panel{
  background: rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
}
.panel ul{margin:10px 0 0; padding-left:18px}
.panel li{margin:6px 0; color:var(--muted)}

.breadcrumbs{
  padding: 12px 0 0;
  font-size:.92rem;
  color: var(--muted);
}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:var(--text)}

.faq{padding: 0 0 26px}
.faq h2{margin:0 0 10px}
.faq-item{
  border:1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.02);
  overflow:hidden;
  margin:10px 0;
}
.faq-q{
  width:100%;
  text-align:left;
  cursor:pointer;
  background: transparent;
  border:0;
  color: var(--text);
  padding: 14px 14px;
  display:flex;
  justify-content:space-between;
  gap:10px;
  font-weight:650;
}
.faq-q span{color:var(--muted); font-weight:500}
.faq-a{
  display:none;
  padding: 0 14px 14px;
  color: var(--muted);
}
.faq-item.active .faq-a{display:block}

.footer{
  padding: 22px 0 34px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}
.footer-links{display:flex; gap:12px; flex-wrap:wrap; margin-top:8px}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--text)}

@media (max-width: 900px){
  .card{grid-column: span 6}
  .cols{grid-template-columns: 1fr}
}
@media (max-width: 560px){
  .card{grid-column: span 12}
}