:root {
  --bg: #0b1020;
  --surface: #111827;
  --surface-2: #172033;
  --text: #f8fafc;
  --muted: #aeb8c8;
  --line: rgba(255,255,255,.12);
  --brand: #22c55e;
  --brand-2: #38bdf8;
  --warning: #f97316;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at 20% 0%, rgba(34,197,94,.18), transparent 32%), radial-gradient(circle at 80% 10%, rgba(56,189,248,.16), transparent 28%), var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
.container { width: min(100% - 32px, var(--max)); margin: 0 auto; }
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(11,16,32,.78);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: -0.03em; }
.logo img { width: 38px; height: 38px; }
.nav-links { display: flex; gap: 18px; align-items: center; color: var(--muted); font-size: 15px; }
.nav-links a:hover { color: var(--text); }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 18px; border-radius: 999px; font-weight: 700; border: 1px solid var(--line); background: rgba(255,255,255,.04); }
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #03111f; border: 0; }
.hero { padding: 84px 0 54px; }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 42px; align-items: center; }
.badge { display: inline-flex; gap: 8px; align-items: center; color: #d1fae5; border: 1px solid rgba(34,197,94,.35); background: rgba(34,197,94,.12); padding: 8px 12px; border-radius: 999px; font-size: 14px; }
h1 { font-size: clamp(42px, 7vw, 76px); line-height: .95; letter-spacing: -0.07em; margin: 22px 0; }
.lead { font-size: clamp(18px, 2vw, 22px); color: var(--muted); max-width: 720px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.card { background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.035)); border: 1px solid var(--line); border-radius: 28px; padding: 28px; box-shadow: 0 24px 80px rgba(0,0,0,.22); }
.device-card { min-height: 380px; display: flex; flex-direction: column; justify-content: space-between; }
.app-icon { width: 80px; height: 80px; border-radius: 24px; background: linear-gradient(135deg, var(--brand), var(--brand-2)); display: grid; place-items: center; color: #03111f; font-size: 36px; font-weight: 900; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 22px; }
.stat { padding: 18px; background: rgba(255,255,255,.05); border-radius: 20px; border: 1px solid var(--line); }
.stat strong { display: block; font-size: 22px; }
.stat span { color: var(--muted); font-size: 13px; }
.section { padding: 64px 0; }
.section h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.05; letter-spacing: -0.05em; margin: 0 0 16px; }
.section p { color: var(--muted); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 28px; }
.feature h3, .app-card h3 { margin: 0 0 8px; }
.app-card { display: flex; flex-direction: column; gap: 12px; }
.app-meta { color: var(--muted); font-size: 14px; }
.page { padding: 52px 0 84px; }
.page h1 { font-size: clamp(38px, 5vw, 58px); }
.content { max-width: 860px; }
.content h2 { margin-top: 38px; }
.content p, .content li { color: var(--muted); }
.notice { border-left: 4px solid var(--brand); padding: 16px 18px; background: rgba(34,197,94,.08); border-radius: 14px; color: var(--muted); }
.footer { border-top: 1px solid var(--line); padding: 34px 0; color: var(--muted); }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 14px; flex-wrap: wrap; }
.mobile-menu { display: none; }
@media (max-width: 860px) {
  .hero-grid, .grid-3 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .mobile-menu { display: inline-flex; }
  .stats { grid-template-columns: 1fr; }
  .hero { padding-top: 48px; }
}