:root {
  --bg: #07111f;
  --surface: #0e1b2e;
  --surface-2: #13243c;
  --text: #f4f7fb;
  --muted: #a8b6ca;
  --accent: #65d1ff;
  --accent-2: #8d7cff;
  --border: rgba(255,255,255,.10);
  --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;
  color: var(--text);
  background: radial-gradient(circle at top right, rgba(101,209,255,.14), transparent 35%), var(--bg);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.container { width: min(calc(100% - 32px), var(--max)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7,17,31,.84);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .02em; }
.logo {
  width: 38px; height: 38px; border-radius: 12px;
  display: grid; place-items: center;
  color: #07111f; font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 30px rgba(101,209,255,.22);
}
.nav-links { display: flex; gap: 24px; color: var(--muted); font-size: .95rem; }
.nav-links a:hover { color: var(--text); }

.hero { padding: 104px 0 72px; }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 52px; align-items: center; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .18em; font-size: .78rem; font-weight: 800; }
h1 { font-size: clamp(2.7rem, 7vw, 5.7rem); line-height: .98; margin: 18px 0 24px; letter-spacing: -.055em; }
.hero p { max-width: 680px; color: var(--muted); font-size: 1.14rem; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 13px 20px; border-radius: 12px; font-weight: 750; border: 1px solid var(--border); }
.btn-primary { color: #07111f; background: linear-gradient(135deg, var(--accent), #9be6ff); border: none; }
.btn-secondary { background: rgba(255,255,255,.04); }

.hero-card {
  padding: 28px;
  border: 1px solid var(--border);
  background: linear-gradient(145deg, rgba(19,36,60,.96), rgba(9,21,38,.96));
  border-radius: 28px;
  box-shadow: 0 30px 80px rgba(0,0,0,.35);
}
.app-icon {
  width: 92px; height: 92px; border-radius: 24px;
  background: linear-gradient(145deg, var(--accent-2), var(--accent));
  display: grid; place-items: center; font-size: 2rem; margin-bottom: 28px;
}
.metric { display: flex; justify-content: space-between; padding: 16px 0; border-bottom: 1px solid var(--border); }
.metric:last-child { border-bottom: 0; }
.metric span { color: var(--muted); }

section { padding: 76px 0; }
.section-title { max-width: 720px; margin-bottom: 36px; }
.section-title h2 { font-size: clamp(2rem, 4vw, 3.25rem); line-height: 1.08; margin: 10px 0; letter-spacing: -.035em; }
.section-title p { color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { padding: 26px; border: 1px solid var(--border); background: rgba(14,27,46,.72); border-radius: 20px; }
.card h3 { margin: 14px 0 8px; }
.card p { margin: 0; color: var(--muted); }
.icon { font-size: 1.65rem; }

.about { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.panel { padding: 32px; border-radius: 22px; border: 1px solid var(--border); background: rgba(14,27,46,.72); }
.panel p, .panel li { color: var(--muted); }
.panel ul { padding-left: 20px; }

.cta { padding-bottom: 100px; }
.cta-box { padding: 44px; border-radius: 28px; background: linear-gradient(135deg, rgba(101,209,255,.16), rgba(141,124,255,.18)); border: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; gap: 28px; }
.cta-box h2 { margin: 0 0 8px; }
.cta-box p { margin: 0; color: var(--muted); }

.site-footer { border-top: 1px solid var(--border); padding: 30px 0 44px; color: var(--muted); }
.footer-grid { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }

.page { padding: 72px 0 100px; }
.page h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
.page article { max-width: 800px; color: var(--muted); }
.page h2 { color: var(--text); margin-top: 36px; }
.small { font-size: .92rem; color: var(--muted); }

@media (max-width: 820px) {
  .nav-links { display: none; }
  .hero-grid, .about { grid-template-columns: 1fr; }
  .hero { padding-top: 72px; }
  .cards { grid-template-columns: 1fr; }
  .cta-box { align-items: flex-start; flex-direction: column; }
}