:root {
  color-scheme: dark;
  --ink: #080b12;
  --panel: #101622;
  --soft: #151d2b;
  --line: #293349;
  --cream: #f6f3ea;
  --muted: #aab3c2;
  --mint: #65e6c4;
  --gold: #f4c95d;
  --coral: #ff6674;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 2% 12%, rgba(101, 230, 196, 0.14), transparent 28rem),
    radial-gradient(circle at 98% 6%, rgba(255, 102, 116, 0.12), transparent 25rem),
    var(--ink);
  color: var(--cream);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  line-height: 1.75;
}

body::before {
  content: "";
  position: fixed;
  inset: 18px;
  border: 1px solid rgba(244, 201, 93, 0.2);
  pointer-events: none;
}

a { color: inherit; }

.wrap {
  width: min(1060px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 30px 0;
}

.brand {
  color: var(--gold);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-decoration: none;
}

.nav-links { display: flex; gap: 22px; }
.nav-links a { color: var(--muted); font-size: 14px; text-decoration: none; }
.nav-links a:hover { color: var(--mint); }

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 70px;
  min-height: 650px;
  padding: 54px 0 90px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--mint);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.22em;
}

h1 {
  margin: 0;
  font-size: clamp(44px, 7vw, 82px);
  line-height: 1.08;
  letter-spacing: -0.055em;
}

.lead {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 54px;
  margin-top: 30px;
  padding: 0 24px;
  border: 1px solid var(--mint);
  border-radius: 999px;
  background: var(--mint);
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
}

.vault-stage {
  position: relative;
  aspect-ratio: 0.85;
  border: 1px solid rgba(244, 201, 93, 0.48);
  border-radius: 34px;
  background: linear-gradient(145deg, #191b1d, #090b10 58%, #121724);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5);
}

.vault-stage::before,
.vault-stage::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  inset: 14%;
  border: 4px solid #9b7d3e;
  box-shadow: inset 0 0 0 15px #111620, inset 0 0 0 19px #6f592f;
}

.vault-stage::after {
  inset: 34%;
  border-width: 8px;
  background: radial-gradient(circle, var(--gold) 0 8%, #252b34 9% 28%, #0d1016 29% 54%, #81682f 55% 62%, #11151d 63%);
  box-shadow: 0 0 50px rgba(244, 201, 93, 0.2);
}

.vault-badge {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 8%;
  transform: translateX(-50%);
  width: max-content;
  padding: 12px 22px;
  border: 1px solid rgba(101, 230, 196, 0.6);
  border-radius: 999px;
  background: rgba(8, 11, 18, 0.9);
  color: var(--mint);
  font-weight: 900;
}

.section { padding: 88px 0; border-top: 1px solid var(--line); }
.section-title { margin: 0 0 12px; font-size: clamp(30px, 5vw, 48px); letter-spacing: -0.04em; }
.section-copy { margin: 0; color: var(--muted); }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 38px;
}

.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(16, 22, 34, 0.9);
}

.card-number { color: var(--gold); font-size: 12px; font-weight: 900; letter-spacing: 0.18em; }
.card h2, .card h3 { margin: 10px 0 8px; font-size: 21px; }
.card p { margin: 0; color: var(--muted); }

.steps { counter-reset: step; display: grid; gap: 12px; margin-top: 36px; }
.step {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(16, 22, 34, 0.78);
}
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  color: var(--mint);
  font-weight: 900;
}
.step h3 { margin: 0 0 4px; }
.step p { margin: 0; color: var(--muted); }

.faq { display: grid; gap: 12px; margin-top: 34px; }
details {
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(16, 22, 34, 0.82);
}
summary { cursor: pointer; font-weight: 800; }
details p { margin: 14px 0 0; color: var(--muted); }

.contact-box {
  margin-top: 34px;
  padding: 30px;
  border: 1px solid rgba(101, 230, 196, 0.48);
  border-radius: 22px;
  background: rgba(101, 230, 196, 0.07);
}
.contact-box h2 { margin-top: 0; }
.contact-box p { color: var(--muted); }
.contact-box a { color: var(--mint); text-underline-offset: 4px; }

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 36px 0 54px;
  border-top: 1px solid var(--line);
  color: #737d90;
  font-size: 13px;
}
.footer a { color: var(--muted); }

@media (max-width: 760px) {
  body::before { inset: 9px; }
  .wrap { width: min(100% - 32px, 1060px); }
  .nav { align-items: flex-start; }
  .nav-links { gap: 12px; flex-direction: column; text-align: right; }
  .hero { grid-template-columns: 1fr; gap: 44px; min-height: auto; }
  .vault-stage { width: min(100%, 430px); margin: 0 auto; }
  .cards { grid-template-columns: 1fr; }
  .footer { flex-direction: column; }
}