:root {
  color-scheme: dark;
  --bg: #0f1319;
  --bg-elevated: #151b23;
  --panel: #171e27;
  --panel-strong: #202938;
  --border: #2b3645;
  --text: #e8edf5;
  --muted: #9cabbe;
  --accent: #8bb8ff;
  --accent-soft: rgba(139, 184, 255, 0.14);
  --shadow: 0 22px 48px rgba(0, 0, 0, 0.22);
  --radius: 20px;
  --radius-sm: 14px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #171e27 0%, var(--bg) 100%);
  color: var(--text);
  font-family: var(--font);
}

.landing-shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 32px 0 40px;
}

.hero,
.card,
.footer-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 92%, white 8%);
  box-shadow: var(--shadow);
}

.hero {
  padding: 32px;
}

.hero__badge,
.card__eyebrow {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero h1,
.card h2 {
  margin: 8px 0 0;
  letter-spacing: -0.02em;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
}

.hero__copy,
.footer-card p,
.card li,
.card ol {
  color: var(--muted);
  line-height: 1.65;
}

.hero__copy {
  max-width: 760px;
  margin: 16px 0 0;
  font-size: 15px;
}

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

.primary-link,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  text-decoration: none;
}

.primary-link {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--border));
  background: var(--accent-soft);
}

.secondary-link {
  background: var(--panel-strong);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.card {
  padding: 22px 24px;
}

.card ul,
.card ol {
  margin: 14px 0 0;
  padding-left: 18px;
}

.card li + li {
  margin-top: 8px;
}

.footer-card {
  margin-top: 16px;
  padding: 18px 24px;
}

code {
  font-family: "SFMono-Regular", ui-monospace, monospace;
  font-size: 0.95em;
}

@media (max-width: 840px) {
  .landing-shell {
    width: min(100vw - 24px, 1180px);
    padding-top: 20px;
  }

  .hero,
  .card,
  .footer-card {
    border-radius: 18px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}