:root {
  color-scheme: dark;
  --bg: #0a1220;
  --panel: rgba(10, 22, 37, 0.78);
  --panel-strong: rgba(18, 36, 58, 0.95);
  --line: rgba(161, 190, 255, 0.16);
  --text: #edf4ff;
  --muted: #9fb1cc;
  --accent: #67e8f9;
  --accent-2: #8b5cf6;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(103, 232, 249, 0.18), transparent 32%),
    radial-gradient(circle at top right, rgba(139, 92, 246, 0.18), transparent 28%),
    linear-gradient(180deg, #09111d 0%, #0b1320 100%);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
}

code,
pre {
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.site-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 80px;
}

.hero {
  padding: 56px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(12, 25, 42, 0.96), rgba(16, 34, 56, 0.82));
  box-shadow: var(--shadow);
}

.hero h1,
.section-heading h2,
.card h2,
.card h3 {
  margin: 0;
  line-height: 1.1;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
  max-width: 9ch;
}

.lede {
  max-width: 760px;
  font-size: 1.1rem;
  color: #d7e4f7;
}

.eyebrow {
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.04);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), #38bdf8);
  color: #05121b;
  border-color: transparent;
  font-weight: 700;
}

main {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.section {
  display: grid;
  gap: 16px;
}

.section-heading {
  padding: 8px 4px 0;
}

.card-grid {
  display: grid;
  gap: 20px;
}

.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.accent {
  background: linear-gradient(135deg, rgba(22, 48, 74, 0.96), rgba(12, 24, 38, 0.88));
}

.accent-soft {
  background: linear-gradient(135deg, rgba(45, 24, 71, 0.82), rgba(12, 22, 38, 0.9));
}

.timeline {
  display: grid;
  gap: 14px;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--panel);
}

.step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06101a;
  font-weight: 800;
}

.step p,
.card p,
.card ul {
  margin: 0;
}

.card ul {
  padding-left: 18px;
}

pre {
  margin: 0;
  padding: 18px;
  overflow-x: auto;
  border-radius: 18px;
  background: var(--panel-strong);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.muted {
  color: var(--muted);
}

.text-link {
  color: var(--accent);
  text-decoration: none;
}

@media (max-width: 900px) {
  .two-up,
  .three-up {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 32px 24px;
  }

  .site-shell {
    width: min(100% - 20px, 1120px);
    padding-top: 20px;
  }
}