:root {
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  color: #101827;
  background: #f8fafc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #f8fafc;
}

a {
  color: inherit;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid #e2e8f0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.nav-inner,
.section,
.hero {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  font-size: 18px;
  font-weight: 750;
  letter-spacing: 0;
  text-decoration: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #475569;
  font-size: 14px;
}

.nav-links a {
  text-decoration: none;
}

.hero-wrap {
  border-bottom: 1px solid #e2e8f0;
  background: #ffffff;
}

.hero {
  display: grid;
  grid-template-columns: 1.03fr 0.97fr;
  gap: 40px;
  padding: 72px 0 64px;
}

.eyebrow {
  margin: 0 0 20px;
  color: #047857;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  max-width: 780px;
  margin: 0;
  color: #020617;
  font-size: clamp(42px, 6vw, 68px);
  line-height: 1.04;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  color: #020617;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.15;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  color: #020617;
  font-size: 19px;
}

.lead {
  max-width: 670px;
  margin: 24px 0 0;
  color: #475569;
  font-size: 18px;
  line-height: 1.7;
}

.body-copy {
  margin: 18px 0 0;
  color: #475569;
  font-size: 16px;
  line-height: 1.7;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  padding: 0 18px;
  font-size: 14px;
  font-weight: 750;
  text-decoration: none;
}

.button.primary {
  background: #020617;
  color: #ffffff;
}

.button.secondary {
  border: 1px solid #cbd5e1;
  background: #ffffff;
  color: #0f172a;
}

.code-panel {
  border: 1px solid #1e293b;
  border-radius: 8px;
  background: #020617;
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.16);
  color: #e2e8f0;
  overflow: hidden;
}

.code-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid #1e293b;
  padding: 14px 16px;
  color: #cbd5e1;
  font-size: 13px;
  font-weight: 700;
}

pre {
  margin: 0;
  overflow-x: auto;
  padding: 18px;
  font-size: 13px;
  line-height: 1.7;
  white-space: pre;
}

.proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  padding: 44px 0;
}

.proof-item {
  border-top: 1px solid #e2e8f0;
  padding-top: 16px;
  color: #334155;
  font-size: 16px;
  font-weight: 700;
}

.band {
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
  background: #ffffff;
}

.split {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 44px;
  padding: 64px 0;
}

.facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.fact {
  border-top: 1px solid #e2e8f0;
  padding-top: 18px;
}

.fact-label {
  color: #64748b;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fact-value {
  margin-top: 8px;
  color: #020617;
  font-size: 18px;
  font-weight: 750;
}

.steps,
.faq {
  padding: 64px 0;
}

.step-list,
.qa-list {
  margin-top: 28px;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}

.step,
.qa {
  padding: 24px 0;
}

.step + .step,
.qa + .qa {
  border-top: 1px solid #e2e8f0;
}

.step p,
.qa p {
  max-width: 820px;
  margin: 12px 0 0;
  color: #475569;
  font-size: 16px;
  line-height: 1.7;
}

.note {
  margin-top: 24px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  padding: 18px;
  color: #475569;
  font-size: 15px;
  line-height: 1.65;
}

.final {
  background: #020617;
  color: #ffffff;
}

.final .section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 48px 0;
}

.final h2 {
  color: #ffffff;
  font-size: 28px;
}

.final p {
  max-width: 680px;
  color: #cbd5e1;
}

.final .button.secondary {
  border-color: #475569;
  background: transparent;
  color: #ffffff;
}

@media (max-width: 860px) {
  .nav-inner,
  .section,
  .hero {
    width: min(100% - 32px, 1120px);
  }

  .nav-links {
    display: none;
  }

  .hero,
  .split,
  .facts,
  .proof {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 48px;
  }

  .final .section {
    align-items: flex-start;
    flex-direction: column;
  }
}