:root {
  --bg: #0c1222;
  --surface: #121a31;
  --surface-soft: #18233f;
  --text: #ebf1ff;
  --muted: #a8b3cf;
  --line: rgba(255, 255, 255, 0.09);
  --primary: #7c9cff;
  --primary-strong: #9db4ff;
  --accent: #4ee3c1;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.25);
  --radius: 20px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background:
    radial-gradient(circle at top, rgba(124, 156, 255, 0.18), transparent 30%),
    linear-gradient(180deg, #0b1020 0%, #0c1222 100%);
  color: var(--text);
}

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

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.1;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(12, 18, 34, 0.75);
  border-bottom: 1px solid var(--line);
}

.nav-wrap,
.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-wrap {
  min-height: 76px;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  gap: 1.25rem;
  color: var(--muted);
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--text);
}

.hero {
  padding: 6rem 0 4rem;
}

.hero-grid,
.split-section,
.cta-box {
  display: grid;
  gap: 2rem;
}

.hero-grid {
  grid-template-columns: 1.5fr 1fr;
  align-items: center;
}

.eyebrow {
  margin-bottom: 1rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 700;
}

.hero-copy h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  max-width: 11ch;
}

.lead {
  margin-top: 1.5rem;
  max-width: 60ch;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 1.25rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #081020;
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--text);
}

.hero-points li,
.metric,
.card,
.step,
.cta-box {
  border: 1px solid var(--line);
  background: rgba(18, 26, 49, 0.72);
  box-shadow: var(--shadow);
}

.hero-card {
  display: grid;
  gap: 1rem;
}

.metric {
  padding: 1.5rem;
  border-radius: var(--radius);
}

.metric-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.metric strong {
  font-size: 1.25rem;
}

.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.02);
}

.section-heading {
  max-width: 700px;
  margin-bottom: 2rem;
}

.section-heading h2,
.split-section h2,
.cta-box h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.card-grid,
.steps {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.step {
  padding: 1.5rem;
  border-radius: var(--radius);
}

.card h3,
.step h3 {
  margin-bottom: 0.9rem;
  font-size: 1.25rem;
}

.step span {
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  border-radius: 999px;
  background: rgba(78, 227, 193, 0.13);
  color: var(--accent);
  font-weight: 800;
}

.split-section {
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

.cta-section {
  padding-top: 0;
}

.cta-box {
  grid-template-columns: 1.5fr auto;
  align-items: center;
  padding: 2rem;
  border-radius: calc(var(--radius) + 4px);
}

.site-footer {
  padding: 1.5rem 0 2rem;
  border-top: 1px solid var(--line);
}

@media (max-width: 900px) {
  .hero-grid,
  .card-grid,
  .steps,
  .split-section,
  .cta-box {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 4rem;
  }

  .site-nav {
    display: none;
  }
}

@media (max-width: 640px) {
  .hero-copy h1 {
    max-width: none;
  }

  .hero-points,
  .hero-actions,
  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
}