:root {
  --bg: #0b0f14;
  --panel: #121821;
  --text: #eef2f7;
  --muted: #9aa6b2;
  --line: #243041;
  --brand: #f5a524;
  --brand-ink: #1a1205;
  --card: #161d28;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.wrap { width: min(1120px, 92%); margin: 0 auto; }
.nav {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(11,15,20,.85);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display:flex; align-items:center; justify-content:space-between; padding: 14px 0; gap: 16px; }
.logo { font-weight: 800; letter-spacing: .02em; }
.nav nav { display:flex; gap: 14px; align-items:center; flex-wrap: wrap; font-size: 14px; color: var(--muted); }
.nav nav a:hover { color: var(--text); }
.btn {
  display:inline-flex; align-items:center; justify-content:center;
  background: var(--brand); color: var(--brand-ink);
  padding: 10px 16px; border-radius: 999px; font-weight: 700; font-size: 14px;
}
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.hero {
  display:grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items:center;
  padding: 56px 0 40px;
}
.badge {
  display:inline-block; color: var(--brand); background: rgba(245,165,36,.12);
  border: 1px solid rgba(245,165,36,.35); border-radius: 999px; padding: 6px 12px; font-size: 13px;
}
.hero h1 { font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.15; margin: 16px 0; }
.lead { color: var(--muted); font-size: 1.05rem; }
.tip { color: var(--brand); font-size: 14px; margin-top: 8px; }
.actions { display:flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.hero-media img, .card img {
  width: 100%; border-radius: 18px; display:block;
  border: 1px solid var(--line); background: var(--panel);
}
.section { padding: 64px 0; }
.section.muted { background: #0e141c; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.label { color: var(--brand); font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.section h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 8px 0 10px; }
.sub { color: var(--muted); max-width: 720px; margin: 0 0 28px; }
.center { text-align: center; }
.center .sub { margin-left:auto; margin-right:auto; }
.grid4, .grid3, .grid2, .steps {
  display:grid; gap: 18px;
}
.grid4 { grid-template-columns: repeat(4, 1fr); }
.grid3 { grid-template-columns: repeat(3, 1fr); }
.grid2 { grid-template-columns: repeat(2, 1fr); }
.steps { grid-template-columns: repeat(3, 1fr); margin-top: 8px; }
.card, .step {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px;
}
.card h3, .step h3 { margin: 12px 0 8px; font-size: 1.05rem; }
.card p, .step p { margin: 0; color: var(--muted); font-size: 14px; }
.step { text-align: center; }
.step .n {
  width: 28px; height: 28px; border-radius: 50%; display:inline-flex; align-items:center; justify-content:center;
  background: rgba(245,165,36,.15); color: var(--brand); font-weight: 800; font-size: 13px;
}
.narrow { max-width: 760px; }
.faq {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { color: var(--muted); margin: 10px 0 0; }
.cta { background: linear-gradient(180deg, #121821, #0b0f14); }
.footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 13px; }
.footer .wrap { display:flex; gap: 16px; flex-wrap: wrap; justify-content: space-between; }
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .grid4, .grid3, .grid2, .steps { grid-template-columns: 1fr; }
  .nav nav a:not(.btn) { display:none; }
}