:root {
  --navy-950: #0b1630;
  --navy-900: #12254a;
  --navy-800: #1e3a67;
  --gold-600: #d4a947;
  --gold-300: #f6e2a1;
  --text: #e9eefb;
  --muted: #b7c4df;
  --card: rgba(255, 255, 255, 0.05);
  --border: rgba(246, 226, 161, 0.25);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(circle at 12% 12%, #1d2f55 0%, var(--navy-950) 30%, #070f22 100%);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(11, 22, 48, 0.65);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(212, 169, 71, 0.35);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a:hover { color: var(--gold-300); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.15rem;
  border-radius: 999px;
  border: 1px solid var(--gold-600);
  background: linear-gradient(140deg, #d4a947, #e7c56d);
  color: #1d2233;
  font-weight: 700;
  transition: transform .2s ease, filter .2s ease;
}

.btn:hover { transform: translateY(-1px); filter: brightness(1.05); }
.btn-small { padding: 0.55rem 0.9rem; font-size: 0.9rem; }
.btn-ghost {
  background: transparent;
  color: var(--gold-300);
  border-color: rgba(246, 226, 161, 0.45);
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
  padding: 4.5rem 0 2.5rem;
}

.eyebrow {
  color: var(--gold-300);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0.4rem 0 1rem;
  line-height: 1.1;
  font-size: clamp(2rem, 3.8vw, 3.25rem);
}

.lead {
  color: var(--muted);
  max-width: 60ch;
}

.hero-actions {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin: 1.4rem 0 1rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.hero-tags span {
  font-size: 0.8rem;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  background: rgba(246, 226, 161, 0.12);
  border: 1px solid rgba(246, 226, 161, 0.25);
  color: var(--gold-300);
}

.hero-card {
  background: linear-gradient(160deg, rgba(30,58,103,0.55), rgba(11,22,48,0.8));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.2rem 1.2rem 1rem;
  box-shadow: var(--shadow);
}

.hero-card h3 { margin-top: 0; }
.hero-card ul { padding-left: 1rem; margin: 0.75rem 0; }
.hero-card li { margin-bottom: 0.45rem; color: #d6e0f6; }
.meta { color: var(--gold-300); font-size: 0.86rem; }

.section { padding: 3.6rem 0; }
.section-head h2 { margin-top: 0.35rem; font-size: clamp(1.55rem, 3vw, 2.2rem); }

.feature-grid,
.platform-grid,
.privacy-grid {
  display: grid;
  gap: 1rem;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.platform-grid,
.privacy-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid article,
.platform-grid article,
.privacy-grid article,
.faq details,
.timeline li {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 1rem;
}

.feature-grid h3,
.platform-grid h3,
.privacy-grid h3,
.timeline h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.feature-grid p,
.platform-grid p,
.privacy-grid p,
.timeline p,
.faq p { color: var(--muted); margin: 0; }

.platform-note {
  margin-top: 1.1rem;
  color: var(--gold-300);
}

.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}

.privacy {
  position: relative;
}

.faq {
  display: grid;
  gap: 0.65rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--gold-300);
}

.faq details[open] {
  border-color: rgba(212,169,71,0.5);
}

.cta {
  text-align: center;
  background: linear-gradient(165deg, rgba(212,169,71,0.16), rgba(18,37,74,0.6));
  border: 1px solid rgba(246,226,161,0.3);
  border-radius: 22px;
  margin-bottom: 3.5rem;
}

.cta h2 { margin-top: 0; }
.cta p { color: var(--muted); margin-bottom: 1.2rem; }

.site-footer {
  border-top: 1px solid rgba(255,255,255,0.08);
  color: #a7b5d3;
  padding: 1.2rem 0 2rem;
  font-size: 0.9rem;
}

.bg-orb {
  position: fixed;
  border-radius: 999px;
  filter: blur(48px);
  pointer-events: none;
  z-index: -1;
}
.orb-1 {
  width: 320px;
  height: 320px;
  background: rgba(212,169,71,0.22);
  top: -80px;
  right: -70px;
}
.orb-2 {
  width: 260px;
  height: 260px;
  background: rgba(30,58,103,0.45);
  left: -80px;
  top: 45%;
}

@media (max-width: 1000px) {
  .hero { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .platform-grid,
  .privacy-grid,
  .timeline { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  .nav { display: none; }
  .feature-grid,
  .platform-grid,
  .privacy-grid,
  .timeline { grid-template-columns: 1fr; }
  .site-header { padding: 0.95rem 0; }
  .hero { padding-top: 2.2rem; }
}