:root {
  --bg: #0b1020;
  --bg2: #0f172a;
  --card: #121a2b;
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #22d3ee;
  --accent2: #60a5fa;
  --shadow: 0 18px 40px rgba(2, 6, 23, 0.45);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Avenir Next", "Futura", "Trebuchet MS", sans-serif;
  color: var(--text);
  background:
    radial-gradient(700px 400px at 0% 0%, #1e3a8a 0%, transparent 60%),
    radial-gradient(600px 400px at 100% 0%, #0ea5e9 0%, transparent 55%),
    linear-gradient(180deg, var(--bg), var(--bg2));
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.hero { padding: 36px 0 64px; }

.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }

.logo { font-size: 20px; font-weight: 800; letter-spacing: 0.5px; }

.links a { margin-left: 16px; color: #dbeafe; font-weight: 600; }

.hero-content { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 28px; align-items: center; margin-top: 36px; }

h1 { font-size: 42px; line-height: 1.1; margin: 0 0 12px; }

.lead { color: var(--muted); font-size: 16px; }

.cta { margin-top: 18px; display: flex; gap: 12px; }

.btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  color: #0b1020;
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 800;
}

.btn.ghost { background: transparent; color: var(--text); border: 1px solid rgba(148, 163, 184, 0.4); }

.frame { background: rgba(15, 23, 42, 0.55); border: 1px solid rgba(148, 163, 184, 0.25); border-radius: 18px; padding: 18px; box-shadow: var(--shadow); }

.mock { height: 320px; border-radius: 12px; background: linear-gradient(180deg, #0f172a, #0b1324); overflow: hidden; }

.mock-top { padding: 10px 12px; background: rgba(148, 163, 184, 0.1); font-weight: 700; }

.mock-body { height: 100%; background: radial-gradient(200px 120px at 30% 40%, rgba(34,211,238,0.2), transparent 60%), radial-gradient(240px 140px at 70% 60%, rgba(96,165,250,0.25), transparent 60%); }

.section { padding: 64px 0; }

.section.alt { background: rgba(15, 23, 42, 0.5); }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 20px; }

.card { background: var(--card); border: 1px solid rgba(148, 163, 184, 0.2); border-radius: 14px; padding: 18px; box-shadow: var(--shadow); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }

.step { background: #0f172a; border: 1px solid rgba(148, 163, 184, 0.2); border-radius: 12px; padding: 14px; font-weight: 700; }

.step span { display: inline-block; width: 28px; height: 28px; margin-right: 10px; background: #1e293b; border-radius: 50%; text-align: center; line-height: 28px; color: var(--accent); }

.muted { color: var(--muted); }

.download { display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center; }

.badge { padding: 10px 14px; border-radius: 999px; background: #0f172a; border: 1px solid rgba(148, 163, 184, 0.25); font-weight: 700; }

.footer { padding: 30px 0 40px; border-top: 1px solid rgba(148, 163, 184, 0.2); }

.footer .links a { margin-left: 14px; color: #cbd5f5; }

.legal { padding: 40px 0 60px; }

.legal h1 { margin-top: 0; }

.legal ul { margin-left: 18px; }

@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; }
  .grid, .steps { grid-template-columns: 1fr; }
  .download { grid-template-columns: 1fr; }
  h1 { font-size: 34px; }
  .links a { margin-left: 0; margin-right: 12px; }
}