:root {
  --lc-navy: #071b31;
  --lc-navy-2: #0b2947;
  --lc-blue: #1f7bff;
  --lc-blue-2: #2563eb;
  --lc-cyan: #22d3ee;
  --lc-green: #22c55e;
  --lc-purple: #7c3aed;
  --lc-white: #ffffff;
  --lc-soft: #f5f8fc;
  --lc-text: #102033;
  --lc-muted: #5d6f83;
  --lc-border: rgba(255,255,255,0.14);
  --lc-shadow: 0 24px 80px rgba(7, 27, 49, 0.22);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Inter, Arial, sans-serif;
  background: var(--lc-soft);
  color: var(--lc-text);
  line-height: 1.6;
}

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

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

.site-header {
  background: linear-gradient(135deg, var(--lc-navy), var(--lc-navy-2));
  border-bottom: 1px solid var(--lc-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-wrap {
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 26px;
  font-weight: 900;
  color: var(--lc-white);
}

.logo span {
  color: var(--lc-cyan);
}

.main-nav {
  display: flex;
  gap: 30px;
  font-size: 15px;
  font-weight: 600;
  color: #dbeafe;
}

.main-nav a:hover {
  color: var(--lc-cyan);
}

.nav-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border-radius: 14px;
  font-weight: 800;
  transition: 0.2s ease;
}

.nav-cta,
.btn.primary {
  background: linear-gradient(135deg, var(--lc-blue), var(--lc-blue-2));
  color: white;
  box-shadow: 0 14px 30px rgba(31,123,255,0.28);
}

.nav-cta:hover,
.btn.primary:hover {
  transform: translateY(-2px);
}

.btn.secondary {
  background: rgba(255,255,255,0.08);
  color: white;
  border: 1px solid rgba(255,255,255,0.18);
}

.hero {
  padding: 96px 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(34,211,238,0.20), transparent 28%),
    linear-gradient(135deg, var(--lc-navy), var(--lc-navy-2));
  color: white;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 64px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  background: rgba(34,211,238,0.12);
  color: var(--lc-cyan);
  border: 1px solid rgba(34,211,238,0.35);
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 14px;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(44px, 6vw, 72px);
  line-height: 1.03;
  margin-bottom: 24px;
  letter-spacing: -1.8px;
}

.hero p {
  font-size: 20px;
  color: #cbd5e1;
  max-width: 640px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  padding: 24px;
  border-radius: 30px;
  box-shadow: var(--lc-shadow);
  backdrop-filter: blur(14px);
}

.engine-card {
  background: linear-gradient(180deg, rgba(8,32,56,0.98), rgba(13,58,95,0.94));
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 24px;
  padding: 28px;
}

.engine-card h3 {
  color: white;
  margin-bottom: 22px;
  font-size: 23px;
}

.engine-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  color: #dbeafe;
}

.engine-row strong {
  color: var(--lc-green);
}

.features-section,
.how-section,
.blog-preview,
.final-cta {
  padding: 86px 0;
}

.features-section h2,
.how-section h2,
.final-cta h2 {
  font-size: 42px;
  text-align: center;
  margin-bottom: 14px;
  letter-spacing: -0.8px;
}

.section-intro {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 44px;
  color: var(--lc-muted);
  font-size: 18px;
}

.feature-grid,
.steps-grid {
  display: grid;
  gap: 24px;
}

.feature-grid {
  grid-template-columns: repeat(4, 1fr);
}

.steps-grid {
  grid-template-columns: repeat(3, 1fr);
}

.feature-card,
.step-card {
  background: white;
  padding: 30px;
  border-radius: 24px;
  border: 1px solid #e5edf7;
  box-shadow: 0 16px 42px rgba(7, 27, 49, 0.08);
}

.feature-card h3,
.step-card h3 {
  margin-bottom: 12px;
  font-size: 21px;
  color: var(--lc-navy);
}

.feature-card p,
.step-card p {
  color: var(--lc-muted);
}

.step-card span {
  display: inline-flex;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  align-items: center;
  justify-content: center;
  background: #eaf3ff;
  color: var(--lc-blue);
  font-weight: 900;
  margin-bottom: 16px;
}

.blog-preview-box {
  background:
    radial-gradient(circle at 85% 20%, rgba(34,211,238,0.18), transparent 30%),
    linear-gradient(135deg, var(--lc-navy), var(--lc-navy-2));
  color: white;
  padding: 48px;
  border-radius: 30px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  box-shadow: var(--lc-shadow);
}

.blog-preview-box h2 {
  font-size: 34px;
  margin-bottom: 10px;
}

.blog-preview-box p {
  color: #cbd5e1;
}

.final-cta {
  background: linear-gradient(180deg, #eef6ff, #ffffff);
  text-align: center;
}

.final-cta p {
  color: var(--lc-muted);
  font-size: 18px;
  margin-bottom: 30px;
}

.site-footer {
  background: var(--lc-navy);
  color: white;
  padding: 64px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 42px;
}

.site-footer h3,
.site-footer h4 {
  margin-bottom: 12px;
}

.site-footer p,
.site-footer a {
  color: #cbd5e1;
}

.site-footer a {
  display: block;
  margin-top: 10px;
}

.footer-bottom {
  text-align: center;
  color: #94a3b8;
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 42px;
  padding-top: 22px;
}

@media (max-width: 960px) {
  .hero-grid,
  .feature-grid,
  .steps-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .main-nav {
    display: none;
  }

  .blog-preview-box {
    flex-direction: column;
    align-items: flex-start;
  }
}