:root {
  --bg: #0b0b12;
  --bg-2: #12121b;
  --card: #181826;
  --text: #e9e9f1;
  --muted: #a0a3b1;
  --accent: #7c5cff; /* фиолетовый */
  --accent-2: #15e0b8; /* бирюзовый */
  --shadow: 0 10px 30px rgba(124,92,255,0.25);
  --radius: 14px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 600px at 70% -10%, rgba(124,92,255,0.15), transparent 60%),
              radial-gradient(900px 500px at 10% -20%, rgba(21,224,184,0.12), transparent 55%),
              var(--bg);
  line-height: 1.6;
}

img { max-width: 100%; display: block; border-radius: 12px; }
a { color: var(--text); text-decoration: none; }

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(10px);
  background: linear-gradient(to bottom, rgba(11,11,18,0.9), rgba(11,11,18,0.6));
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
}
.logo { font-family: Poppins, Inter, sans-serif; font-weight: 700; font-size: 22px; letter-spacing: 0.5px; }
.logo .accent { color: var(--accent); }

.nav { display: none; gap: 20px; }
.nav a { color: var(--muted); font-weight: 600; }
.nav a:hover { color: var(--text); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 18px; border-radius: 999px; font-weight: 700; transition: 0.25s;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #0a0a0f; box-shadow: var(--shadow); }
.btn-primary:hover { transform: translateY(-1px) scale(1.02); }
.btn-outline { border: 1px solid rgba(255,255,255,0.18); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-ghost { color: var(--muted); }
.btn-ghost:hover { color: var(--text); }

/* Hero */
.hero { padding: 64px 0 32px; }
.hero-grid {
  display: grid; gap: 32px;
  grid-template-columns: 1fr;
  align-items: center;
}
.hero-copy h1 {
  font-family: Poppins, Inter, sans-serif;
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.15; margin: 0 0 12px;
}
.accent { color: var(--accent); }
.hero-copy p { color: var(--muted); margin: 0 0 20px; max-width: 56ch; }
.hero-actions { display: flex; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }

.stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; max-width: 560px; }
.stat { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06); border-radius: 12px; padding: 14px; }
.stat-value { font-family: Poppins, Inter, sans-serif; font-weight: 700; font-size: 22px; }
.stat-label { display: block; color: var(--muted); font-size: 13px; margin-top: 4px; }

.hero-art { position: relative; }
.mockup { position: relative; z-index: 2; overflow: hidden; border-radius: 16px; border: 1px solid rgba(255,255,255,0.08); box-shadow: var(--shadow); }
.glow { position: absolute; inset: -20%; background: radial-gradient(400px 260px at 60% 40%, rgba(124,92,255,0.35), transparent 60%); filter: blur(20px); z-index: 1; pointer-events: none; }

/* Sections */
.section { padding: 64px 0; }
.section-dark { background: var(--bg-2); border-top: 1px solid rgba(255,255,255,0.06); border-bottom: 1px solid rgba(255,255,255,0.06); }
.section-head { margin-bottom: 24px; }
.section-head h2 { font-family: Poppins, Inter, sans-serif; margin: 0 0 6px; }
.section-head p { margin: 0; color: var(--muted); }

/* Cards */
.grid.cards {
  display: grid; gap: 16px;
  grid-template-columns: repeat(2, 1fr);
}
.card {
  background: var(--card); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius);
  overflow: hidden; transform: translateY(0); transition: transform .25s, box-shadow .25s, border-color .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(124,92,255,0.35); }
.card-body { padding: 14px; display: flex; align-items: center; justify-content: space-between; }
.card h3 { margin: 0; font-size: 16px; }
.price { color: var(--accent-2); font-weight: 700; }

/* Steps */
.grid.steps { display: grid; gap: 16px; grid-template-columns: 1fr; }
.step {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius); padding: 18px;
}
.step-num { font-family: Poppins; color: var(--accent-2); font-weight: 700; letter-spacing: 2px; }

/* CTA */
.cta-inner {
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  background: linear-gradient(135deg, rgba(124,92,255,0.15), rgba(21,224,184,0.12));
  border: 1px solid rgba(255,255,255,0.08);
  padding: 28px; border-radius: 18px;
}

/* Footer */
.site-footer { border-top: 1px solid rgba(255,255,255,0.06); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; color: var(--muted); }
.footer-inner a { color: var(--muted); }
.footer-inner a:hover { color: var(--text); }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(14px); transition: 0.6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (min-width: 760px) {
  .nav { display: flex; }
  .hero-grid { grid-template-columns: 1.1fr 0.9fr; }
  .grid.cards { grid-template-columns: repeat(3, 1fr); }
  .grid.steps { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1080px) {
  .hero { padding: 88px 0 48px; }
}