:root {
  --bg: #0b0f19;
  --bg-soft: #111827;
  --card: #151b2b;
  --text: #e6e9f0;
  --muted: #9aa4b8;
  --brand: #4f7cff;
  --brand-2: #7c5cff;
  --border: #222b40;
  --radius: 14px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 70% -10%, #1a2340 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* Header */
header.site {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(11, 15, 25, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); font-size: 18px; }
.brand:hover { text-decoration: none; }
.logo {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 15px;
}
.nav-links { display: flex; gap: 22px; }
.nav-links a { color: var(--muted); font-size: 15px; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero { padding: 90px 0 70px; text-align: center; }
.badge {
  display: inline-block; padding: 6px 14px; border: 1px solid var(--border);
  border-radius: 999px; color: var(--muted); font-size: 13px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(32px, 5vw, 52px); line-height: 1.1; margin: 0 0 18px; letter-spacing: -0.02em; }
.hero h1 .grad {
  background: linear-gradient(120deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { font-size: 19px; color: var(--muted); max-width: 640px; margin: 0 auto 32px; }
.cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 13px 24px; border-radius: 11px; font-weight: 600; font-size: 15px;
  border: 1px solid var(--border); color: var(--text); background: var(--card);
}
.btn:hover { text-decoration: none; border-color: var(--brand); }
.btn.primary { background: linear-gradient(120deg, var(--brand), var(--brand-2)); border: none; color: #fff; }

/* Sections */
section { padding: 60px 0; }
.section-title { text-align: center; font-size: clamp(26px, 3.5vw, 34px); margin: 0 0 12px; letter-spacing: -0.01em; }
.section-sub { text-align: center; color: var(--muted); max-width: 620px; margin: 0 auto 46px; }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px;
}
.card h3 { margin: 0 0 10px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.icon {
  width: 44px; height: 44px; border-radius: 11px; margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(79,124,255,.25), rgba(124,92,255,.25));
  display: grid; place-items: center; font-size: 22px;
}

/* Product highlight */
.product { background: var(--bg-soft); border: 1px solid var(--border); border-radius: 20px; padding: 46px; text-align: center; }
.product h2 { margin: 0 0 10px; font-size: 30px; }
.product p { color: var(--muted); max-width: 560px; margin: 0 auto 26px; font-size: 16px; }
.store-badges { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Legal / content pages */
.doc { padding: 60px 0 80px; }
.doc h1 { font-size: 36px; margin: 0 0 8px; }
.doc .updated { color: var(--muted); margin: 0 0 36px; font-size: 14px; }
.doc h2 { font-size: 22px; margin: 34px 0 12px; }
.doc p, .doc li { color: #c7cddd; }
.doc ul { padding-left: 20px; }
.doc a { color: var(--brand); }

/* Contact */
.contact-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin-top: 30px; }
.contact-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.contact-card .label { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
.contact-card .value { font-size: 17px; font-weight: 600; word-break: break-word; }

/* Footer */
footer.site { border-top: 1px solid var(--border); padding: 40px 0; margin-top: 40px; color: var(--muted); font-size: 14px; }
.foot { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; }
.foot-links a { color: var(--muted); }
.foot-links a:hover { color: var(--text); }

.placeholder { color: #ffb454; font-style: italic; }

@media (max-width: 640px) {
  .nav-links { display: none; }
  .hero { padding: 60px 0 40px; }
  .product { padding: 32px 20px; }
}