:root{
  --bg:#0b0f14;
  --card:#111823;
  --card2:#0f1620;
  --text:#eaf0f7;
  --muted:#a8b3c2;
  --line:#223044;
  --accent:#4aa3ff;
  --accent2:#31d1a3;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 16px;
  --max: 1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0; font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,Helvetica,Arial,sans-serif; background:var(--bg); color:var(--text)}
a{color:inherit; text-decoration:none}
img{max-width:100%; height:auto}
.wrap{max-width:var(--max); margin:0 auto; padding:0 20px}
.topbar{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,15,20,.75);
  border-bottom: 1px solid rgba(34,48,68,.6);
}
.topbar .wrap{display:flex; align-items:center; justify-content:space-between; padding:12px 20px; gap:12px}
.brand{display:flex; gap:10px; align-items:center}
.logo{
  width:34px; height:34px; border-radius:10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: var(--shadow);
  flex:0 0 auto;
}
.brand strong{letter-spacing:.2px}
.nav{display:flex; gap:12px; align-items:center; flex-wrap:wrap; justify-content:flex-end}
.nav a{padding:8px 10px; border-radius:12px; color:var(--muted)}
.nav a:hover{background:rgba(255,255,255,.06); color:var(--text)}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 16px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.06);
  color: var(--text);
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
  cursor:pointer;
  white-space:nowrap;
}
.btn:hover{transform: translateY(-1px); background: rgba(255,255,255,.09); border-color: rgba(255,255,255,.18)}
.btn.primary{
  background: linear-gradient(135deg, rgba(74,163,255,.95), rgba(49,209,163,.95));
  border-color: rgba(255,255,255,.18);
  color:#08111b;
  font-weight:700;
}
.btn.primary:hover{background: linear-gradient(135deg, rgba(74,163,255,1), rgba(49,209,163,1))}
.btn.small{padding:10px 14px; border-radius:12px; font-size:14px}
.hero{padding:44px 0 26px}
.hero-grid{display:grid; grid-template-columns: 1.4fr .9fr; gap:20px; align-items:stretch}
.card{
  background: radial-gradient(1200px 600px at 20% 10%, rgba(74,163,255,.18), transparent 50%),
              radial-gradient(900px 600px at 85% 0%, rgba(49,209,163,.14), transparent 55%),
              var(--card);
  border:1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-left{padding:28px}
.kicker{color:var(--muted); font-size:14px; letter-spacing:.18em; text-transform:uppercase; margin:0 0 10px}
h1{font-size:44px; line-height:1.06; margin:0 0 12px}
.sub{color:var(--muted); font-size:18px; line-height:1.5; margin:0 0 18px}
.hero-ctas{display:flex; gap:12px; flex-wrap:wrap; margin-top:10px}
.trust{display:flex; gap:10px; flex-wrap:wrap; margin-top:18px; color:var(--muted); font-size:13px}
.pill{display:inline-flex; align-items:center; gap:8px; padding:8px 10px; border-radius:999px; border:1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.04)}
.dot{width:8px; height:8px; border-radius:999px; background: var(--accent2)}
.hero-right{padding:22px}
.hero-right h3{margin:0 0 8px; font-size:18px}
.mini{color:var(--muted); font-size:14px; line-height:1.45; margin:0 0 14px}
.quick-grid{display:grid; grid-template-columns:1fr; gap:10px}
.quick{
  background: var(--card2);
  border:1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  padding:14px;
}
.quick strong{display:block; margin-bottom:6px}
.quick a{color:var(--accent); text-decoration:underline; text-underline-offset:3px}

.section{padding:28px 0}
.section h2{font-size:26px; margin:0 0 8px}
.section p.lead{color:var(--muted); margin:0 0 16px; line-height:1.55}

.models{
  display:grid;
  grid-template-columns: repeat(6, 1fr);
  gap:10px;
}
.model{
  padding:14px 12px;
  border-radius: 14px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  text-align:center;
  color: var(--text);
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
  user-select:none;
  font-weight:650;
}
.model:hover{transform: translateY(-1px); background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.16)}
.grid3{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px}
.info{
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  padding:18px;
}
.info h3{margin:0 0 6px; font-size:18px}
.info p{margin:0; color:var(--muted); line-height:1.5}

.guides{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px}
.guide{
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  padding:18px;
  display:flex; flex-direction:column; gap:10px;
}
.guide strong{font-size:16px}
.guide p{margin:0; color:var(--muted); line-height:1.45; font-size:14px}
.guide a{color:var(--accent); text-decoration:underline; text-underline-offset:3px}

.split{display:grid; grid-template-columns: 1.1fr .9fr; gap:14px; align-items:stretch}
form{display:grid; gap:10px}
.field{display:grid; gap:6px}
label{font-size:13px; color:var(--muted)}
input, select, textarea{
  width:100%;
  padding:12px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  color: var(--text);
  outline:none;
}
input::placeholder, textarea::placeholder{color: rgba(168,179,194,.7)}
textarea{min-height:104px; resize:vertical}
.form-row{display:grid; grid-template-columns: 1fr 1fr; gap:10px}
.fine{color: rgba(168,179,194,.8); font-size:12px; line-height:1.45; margin-top:6px}

.footer{
  padding:26px 0 50px;
  border-top: 1px solid rgba(34,48,68,.6);
  color: var(--muted);
  font-size:13px;
}
.footgrid{display:grid; grid-template-columns: 1.2fr .8fr; gap:14px}

.page{padding:30px 0 40px}
.page h1{font-size:38px}
.breadcrumb{color:var(--muted); font-size:13px; margin:8px 0 16px}
.breadcrumb a{color:var(--muted); text-decoration:underline; text-underline-offset:3px}
.prose{background: rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.08); border-radius: var(--radius); padding:18px}
.prose h2{font-size:22px; margin:18px 0 8px}
.prose p, .prose li{color:var(--muted); line-height:1.6}
.prose ul{margin:8px 0 0 18px}
.callout{padding:14px; border-radius:14px; border:1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.03); margin:14px 0}
hr{border:0; border-top:1px solid rgba(255,255,255,.08); margin:18px 0}

@media (max-width: 980px){
  .hero-grid, .split, .footgrid{grid-template-columns:1fr}
  h1{font-size:36px}
  .models{grid-template-columns: repeat(3, 1fr)}
  .grid3, .guides{grid-template-columns: 1fr}
  .form-row{grid-template-columns: 1fr}
}