:root {
  --bg: #060724;
  --bg-2: #0a0e1e;
  --card: #11122e;
  --card-2: #13133c;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f5f6fb;
  --muted: #9aa0b4;
  --accent: #2fc55a;
  --accent-2: #34d399;
  --radius: 18px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
    Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 800px at 50% -10%, #1a1b44 0%, var(--bg) 55%) fixed;
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 860px; margin: 0 auto; padding: 0 24px; }

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(160%) blur(14px);
  background: rgba(6, 7, 36, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.5px;
  font-size: 18px;
  color: var(--text);
}
.brand .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 16px rgba(47, 197, 90, 0.7);
}
.nav-links { display: flex; gap: 22px; font-size: 14px; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero { text-align: center; padding: 96px 0 64px; }
.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-2);
  background: rgba(47, 197, 90, 0.1);
  border: 1px solid rgba(47, 197, 90, 0.25);
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 18px;
}
.hero h1 .grad {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p {
  font-size: 18px;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 36px;
}
.cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04210f;
  font-weight: 700;
  font-size: 16px;
  padding: 15px 32px;
  border-radius: 999px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 12px 40px rgba(47, 197, 90, 0.3);
}
.cta:hover { transform: translateY(-2px); text-decoration: none; }

/* Feature grid */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  padding: 24px 0 80px;
}
.feature {
  background: linear-gradient(160deg, var(--card-2), var(--card));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
}
.feature .ico { font-size: 26px; margin-bottom: 12px; }
.feature h3 { font-size: 17px; margin-bottom: 6px; }
.feature p { font-size: 14px; color: var(--muted); }

/* Content pages */
.doc { padding: 56px 0 96px; }
.doc h1 {
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}
.doc .updated { color: var(--muted); font-size: 14px; margin-bottom: 40px; }
.doc h2 {
  font-size: 21px;
  font-weight: 700;
  margin: 40px 0 12px;
  padding-top: 8px;
}
.doc h3 { font-size: 16px; font-weight: 700; margin: 24px 0 8px; }
.doc p, .doc li { color: #c9cde0; font-size: 15.5px; margin-bottom: 12px; }
.doc ul { padding-left: 22px; margin-bottom: 14px; }
.doc li { margin-bottom: 8px; }
.doc strong { color: var(--text); }
.card-box {
  background: linear-gradient(160deg, var(--card-2), var(--card));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
  margin: 20px 0;
}
.contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}
.contact-row a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(47, 197, 90, 0.1);
  border: 1px solid rgba(47, 197, 90, 0.25);
  color: var(--accent-2);
  padding: 12px 20px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
}
.contact-row a:hover { background: rgba(47, 197, 90, 0.18); text-decoration: none; }

/* FAQ */
details {
  background: linear-gradient(160deg, var(--card-2), var(--card));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 4px 20px;
  margin-bottom: 12px;
}
details summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 16px;
  padding: 16px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; color: var(--accent-2); font-size: 22px; }
details[open] summary::after { content: "\2013"; }
details p { color: var(--muted); padding-bottom: 18px; font-size: 15px; }

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  color: var(--muted);
  font-size: 13px;
}
.foot {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
}
.foot a { color: var(--muted); }
.foot a:hover { color: var(--text); text-decoration: none; }
.foot-links { display: flex; gap: 20px; }

@media (max-width: 560px) {
  .nav-links { gap: 14px; }
  .hero { padding: 64px 0 40px; }
}