:root {
  --primary: #2563eb;
  --dark: #0f172a;
  --gray: #64748b;
  --light: #f8fafc;
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--dark);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  background: white;
  border-bottom: 1px solid #e5e7eb;
  z-index: 10;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.nav a {
  margin-left: 1.5rem;
  text-decoration: none;
  color: var(--dark);
  font-weight: 500;
}

.btn-nav {
  background: var(--primary);
  color: white !important;
  padding: 0.5rem 1rem;
  border-radius: 6px;
}

.hero {
  padding: 4rem 0;
  background: linear-gradient(180deg, #ffffff, #f1f5f9);
}

.hero-grid {
  text-align: center;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  font-size: 2.5rem;
  line-height: 1.2;
}

.hero p {
  margin: 1.5rem 0;
  color: var(--gray);
}

.hero-actions a {
  margin-right: 1rem;
}

.btn-primary {
  background: var(--primary);
  background: rgb(0 153 79);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}

.btn-green {
  background: rgb(0 153 79);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}

.btn-secondary {
  border: 1px solid var(--primary);
  color: var(--primary);
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}

.section {
  padding: 4rem 0;
}

.section h2 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 3rem;
}

.alt {
  background: var(--light);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

.feature-card h3 {
  margin-bottom: 0.75rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.step span {
  display: inline-block;
  background: var(--primary);
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  text-align: center;
  line-height: 32px;
  margin-bottom: 0.5rem;
}

.example {
  background: white;
  padding: 1.5rem;
  border-left: 4px solid var(--primary);
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.cta {
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 4rem 0;
}

.cta p {
  margin: 1rem 0 2rem;
}

.footer {
  background: #020617;
  color: #94a3b8;
  padding: 2rem 0;
  font-size: 0.9rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .nav nav {
    display: none;
  }
}