:root {
  --bg: #0b0f17;
  --panel: #0f172a;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: rgba(255,255,255,0.08);
  --brand: #6366f1;
  --card: rgba(255,255,255,0.06);
  --shadow: 0 20px 60px rgba(0,0,0,0.45);
  --radius: 18px;
  --radius2: 24px;
  --w: 1100px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background: radial-gradient(1200px 700px at 20% 10%, rgba(99,102,241,0.18), transparent 60%),
              radial-gradient(1200px 700px at 80% 10%, rgba(16,185,129,0.10), transparent 60%),
              var(--bg);
  color: var(--text);
}

a { color: inherit; text-decoration: none; opacity: 0.9; }
a:hover { opacity: 1; }

.container { max-width: var(--w); margin: 0 auto; padding: 0 20px; }

.header {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(11,15,23,0.75);
  border-bottom: 1px solid var(--border);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
  gap: 16px;
}
.brand { display: flex; gap: 12px; align-items: center; }
.brand__logo {
  width: 40px; height: 40px; border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(99,102,241,0.25);
  border: 1px solid rgba(99,102,241,0.35);
  font-weight: 800;
}
.brand__name { font-weight: 800; }
.brand__tag { color: var(--muted); font-size: 12px; margin-top: 2px; }

.nav { display: flex; gap: 14px; }
.nav a { padding: 8px 10px; border-radius: 10px; }
.nav a:hover { background: rgba(255,255,255,0.06); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--brand);
  color: white;
  font-weight: 700;
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: var(--shadow);
  cursor: pointer;
}
.btn--ghost {
  background: rgba(255,255,255,0.06);
  box-shadow: none;
}
.btn--small { padding: 9px 12px; border-radius: 12px; box-shadow: none; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0px); }

.hero { padding: 60px 0 34px; }
.hero__inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 22px;
  align-items: stretch;
}
.hero__content h1 { font-size: 44px; line-height: 1.08; margin: 0 0 12px; }
.hero__content p { margin: 0 0 18px; color: var(--muted); font-size: 16px; line-height: 1.6; }
.hero__cta { display: flex; gap: 10px; margin: 14px 0; }
.hero__note { margin-top: 12px; color: var(--muted); font-size: 13px; }

.hero__card {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius2);
  padding: 18px;
  display: grid;
  gap: 12px;
}
.stat {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.stat__num { font-size: 28px; font-weight: 900; }
.stat__label { color: var(--muted); margin-top: 6px; font-size: 13px; }

.section { padding: 44px 0; }
.section--alt { background: rgba(255,255,255,0.03); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section__header h2 { margin: 0 0 8px; font-size: 28px; }
.section__header p { margin: 0 0 18px; color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.product {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius2);
  overflow: hidden;
}
.product__img {
  height: 140px;
  background:
    radial-gradient(220px 120px at 20% 30%, rgba(99,102,241,0.25), transparent 60%),
    radial-gradient(220px 120px at 80% 30%, rgba(16,185,129,0.15), transparent 60%),
    rgba(255,255,255,0.03);
}
.product__body { padding: 14px; }
.product__title { font-weight: 800; }
.product__meta { color: var(--muted); font-size: 13px; margin-top: 4px; }
.product__row { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; }
.product__price { font-weight: 900; }

.faq details {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 800; }
.faq p { margin: 10px 0 0; color: var(--muted); line-height: 1.6; }

.two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.card {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius2);
  padding: 16px;
}
.card h3 { margin: 0 0 10px; }
.card ul { margin: 0; padding-left: 18px; color: var(--muted); line-height: 1.8; }

.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  background: rgba(11,15,23,0.65);
}
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.footer__brand { font-weight: 900; }
.footer__muted { color: var(--muted); font-size: 13px; margin-top: 4px; }
.footer__links { display: flex; gap: 14px; color: var(--muted); }

@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .nav { display: none; }
}
@media (max-width: 540px) {
  .grid { grid-template-columns: 1fr; }
  .two { grid-template-columns: 1fr; }
  .hero__content h1 { font-size: 34px; }
}