:root {
  color-scheme: dark;
  --bg: #050812;
  --panel: #0b1224;
  --panel-2: #101a2f;
  --text: #eef4ff;
  --muted: #a9b6c9;
  --gold: #d6b75b;
  --blue: #58a6ff;
  --line: rgba(214, 183, 91, 0.32);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(120deg, rgba(11, 25, 54, 0.86), rgba(5, 8, 18, 1) 44%),
    radial-gradient(circle at 70% 10%, rgba(88, 166, 255, 0.16), transparent 34%),
    #050812;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: #9dccff;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  border-bottom: 1px solid rgba(214, 183, 91, 0.24);
  background: rgba(5, 8, 18, 0.78);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.brand img {
  width: 38px;
  height: 38px;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.94rem;
}

.links a {
  color: var(--muted);
  text-decoration: none;
}

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

.hero {
  padding: 74px 0 52px;
  border-bottom: 1px solid rgba(214, 183, 91, 0.16);
}

.eyebrow {
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2.4rem, 7vw, 5.2rem);
  line-height: 0.98;
  margin: 16px 0;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin: 0 0 14px;
}

h3 {
  margin: 0 0 10px;
}

.lead {
  color: #d7e4f8;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  max-width: 780px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 28px 0;
}

.card {
  background: linear-gradient(180deg, rgba(16, 26, 47, 0.96), rgba(9, 15, 30, 0.96));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}

.card strong {
  color: var(--gold);
}

.section {
  padding: 48px 0;
}

.band {
  border-top: 1px solid rgba(214, 183, 91, 0.16);
  border-bottom: 1px solid rgba(214, 183, 91, 0.16);
  background: rgba(11, 18, 36, 0.58);
}

.code {
  overflow-x: auto;
  background: #070c18;
  border: 1px solid rgba(88, 166, 255, 0.24);
  border-radius: 8px;
  padding: 18px;
  color: #dfe9ff;
}

.proof-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.proof {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid rgba(214, 183, 91, 0.16);
  padding: 10px 0;
}

.pass {
  color: #8ff0b2;
  font-weight: 700;
}

.footer {
  padding: 34px 0;
  border-top: 1px solid rgba(214, 183, 91, 0.18);
  color: var(--muted);
  font-size: 0.94rem;
}

@media (max-width: 800px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .grid,
  .proof-list {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 44px;
  }
}