:root {
  --bg: #071019;
  --bg-2: #0b1726;
  --panel: rgba(15, 26, 43, 0.82);
  --panel-strong: #13233a;
  --line: rgba(255,255,255,0.09);
  --text: #eef4fb;
  --muted: #9db0c8;
  --brand: #3db8ff;
  --brand-2: #6cf1d3;
  --accent: #ffd36e;
  --danger: #ff8c8c;
  --radius: 22px;
  --shadow: 0 22px 70px rgba(0,0,0,0.28);
  --container: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(61,184,255,0.18), transparent 32%),
    radial-gradient(circle at 85% 0%, rgba(108,241,211,0.12), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(7,16,25,0.72);
  border-bottom: 1px solid var(--line);
}
.navbar {
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  min-height: 78px;
}
.brand { display:flex; align-items:center; gap:14px; font-weight:900; letter-spacing:.06em; }
.brand-mark {
  width: 44px; height: 44px; border-radius: 14px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  display:grid; place-items:center; color:#04111c; font-weight:900;
  box-shadow: 0 16px 36px rgba(61,184,255,.35);
}
.nav-links { display:flex; gap:18px; align-items:center; flex-wrap:wrap; }
.nav-links a { color: var(--muted); font-weight: 700; }
.nav-links a:hover, .nav-links a.active { color: #fff; }
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  min-height: 50px; padding: 0 22px; border-radius: 999px; font-weight: 800;
  transition: .2s ease; border: 1px solid transparent;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { color:#04121d; background: linear-gradient(135deg, var(--brand), var(--brand-2)); box-shadow: 0 16px 40px rgba(61,184,255,.28); }
.btn-secondary { color:#fff; border-color: rgba(255,255,255,.14); background: rgba(255,255,255,.03); }
.btn-ghost { color: var(--brand-2); border-color: rgba(108,241,211,.22); background: rgba(108,241,211,.06); }
.hero { padding: 92px 0 70px; }
.hero-grid { display:grid; grid-template-columns: 1.15fr .85fr; gap: 30px; align-items: center; }
.eyebrow {
  display:inline-flex; align-items:center; gap:10px; padding:10px 14px; border-radius:999px;
  border:1px solid var(--line); background: rgba(255,255,255,.04); color: var(--brand-2); font-size:14px; font-weight:800;
}
.hero h1 { font-size: clamp(42px, 6vw, 72px); line-height:1.02; margin:18px 0 18px; }
.hero p { font-size: 18px; color: var(--muted); max-width: 60ch; }
.hero-actions { display:flex; gap:14px; flex-wrap:wrap; margin-top: 28px; }
.hero-metrics { display:grid; grid-template-columns: repeat(3,1fr); gap:16px; margin-top: 28px; }
.metric, .card, .feature-card, .product-card, .story-card, .contact-card, .faq-item, .page-hero, .review-card, .cta-panel {
  background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.025));
  border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.metric { padding: 20px; }
.metric strong { display:block; font-size: 30px; margin-bottom: 8px; }
.hero-aside { padding: 26px; }
.badge {
  display:inline-flex; align-items:center; gap:8px; padding:8px 12px; border-radius:999px;
  background: rgba(61,184,255,.10); color: var(--brand-2); font-size: 13px; font-weight:800; margin-bottom: 14px;
}
.section { padding: 28px 0 74px; }
.section h2 { font-size: clamp(30px, 4vw, 46px); margin:0 0 10px; }
.lead { color: var(--muted); max-width: 70ch; margin: 0 0 28px; }
.grid-2 { display:grid; grid-template-columns: repeat(2,1fr); gap:24px; }
.grid-3 { display:grid; grid-template-columns: repeat(3,1fr); gap:24px; }
.feature-card, .product-card, .story-card, .contact-card, .faq-item, .review-card, .cta-panel { padding: 26px; }
.product-visual {
  height: 180px; border-radius: 18px; margin-bottom: 18px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, rgba(61,184,255,.18), rgba(108,241,211,.12));
  border: 1px solid rgba(255,255,255,.06);
}
.product-visual::before, .product-visual::after {
  content: ''; position:absolute; border-radius: 50%; background: rgba(255,255,255,.14);
}
.product-visual::before { width: 180px; height: 180px; top: -60px; right: -20px; }
.product-visual::after { width: 120px; height: 120px; bottom: -30px; left: -10px; }
.visual-device {
  position:absolute; inset: 24px; border-radius: 22px; border:1px solid rgba(255,255,255,.08);
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.03));
  display:grid; place-items:center; font-size: 42px; font-weight: 900; color: rgba(255,255,255,.86);
}
.list { margin: 12px 0 0; padding-left: 18px; color: var(--muted); }
.list li { margin-bottom: 8px; }
.story-strip {
  padding: 28px; border-radius: 28px;
  background: linear-gradient(135deg, rgba(61,184,255,.14), rgba(108,241,211,.08));
  border: 1px solid rgba(255,255,255,.08);
}
.review-card p, .small, .muted { color: var(--muted); }
.page-hero { padding: 34px; margin: 34px 0 30px; }
.page-hero h1 { margin: 0 0 12px; font-size: clamp(34px, 5vw, 54px); }
.kicker { color: var(--brand-2); text-transform: uppercase; letter-spacing: .16em; font-size: 12px; font-weight: 900; }
.contact-grid { display:grid; grid-template-columns: 1fr 1fr; gap:24px; }
.table-like { display:grid; gap:14px; }
.table-row { display:grid; grid-template-columns: 160px 1fr; gap:16px; padding:16px 0; border-bottom: 1px solid var(--line); }
.notice {
  margin-top: 18px; padding: 16px 18px; border-radius: 16px;
  background: rgba(108,241,211,.07); border:1px solid rgba(108,241,211,.16); color: #dffcf4;
}
.footer { padding: 24px 0 50px; color: var(--muted); }
.footer-top {
  display:flex; justify-content:space-between; align-items:center; gap:24px; flex-wrap:wrap;
  padding-top: 24px; border-top: 1px solid var(--line);
}
.footer-links { display:flex; gap:16px; flex-wrap:wrap; }
@media (max-width: 920px) {
  .navbar { flex-direction: column; align-items:flex-start; padding: 14px 0; }
  .hero-grid, .grid-2, .grid-3, .contact-grid, .hero-metrics { grid-template-columns: 1fr; }
  .table-row { grid-template-columns: 1fr; gap: 8px; }
}