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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  color: #1a202c;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid #e2e8f0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: #667eea;
  text-decoration: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: #4a5568;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #667eea;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
  background: #f7fafc;
  color: #4a5568;
  border: 1px solid #e2e8f0;
}

.btn-secondary:hover {
  background: #edf2f7;
}

.btn-outline {
  background: transparent;
  color: #667eea;
  border: 2px solid #667eea;
}

.btn-outline:hover {
  background: #667eea;
  color: white;
}

/* Hero */
.hero {
  padding: 10rem 0 6rem;
  background: linear-gradient(180deg, #f8faff 0%, #ffffff 100%);
  text-align: center;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: #1a202c;
}

.hero .highlight {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .subtitle {
  font-size: 1.25rem;
  color: #718096;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
}

.code-preview {
  max-width: 700px;
  margin: 0 auto;
  background: #1a202c;
  border-radius: 12px;
  padding: 1.5rem;
  text-align: left;
  overflow-x: auto;
}

.code-preview pre {
  margin: 0;
}

.code-preview code {
  color: #e2e8f0;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.875rem;
  line-height: 1.7;
}

/* Features */
.features {
  padding: 6rem 0;
  background: white;
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1a202c;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  background: #f8faff;
  border-radius: 12px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: #1a202c;
}

.feature-card p {
  color: #718096;
}

/* How it works */
.how-it-works {
  padding: 6rem 0;
  background: #f8faff;
}

.how-it-works h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 4rem;
  color: #1a202c;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  max-width: 1000px;
  margin: 0 auto;
}

.step {
  text-align: center;
}

.step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.step h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: #1a202c;
}

.step p {
  color: #718096;
}

/* Pricing */
.pricing {
  padding: 6rem 0;
  background: white;
}

.pricing h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1a202c;
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  padding: 2.5rem;
  background: #f8faff;
  border-radius: 16px;
  text-align: center;
  position: relative;
  transition: transform 0.2s;
}

.pricing-card:hover {
  transform: translateY(-4px);
}

.pricing-card.featured {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.pricing-card.featured .price span,
.pricing-card.featured ul li {
  color: rgba(255, 255, 255, 0.8);
}

.pricing-card .badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #ffd700;
  color: #1a202c;
  padding: 0.25rem 1rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

.pricing-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.pricing-card .price {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.pricing-card .price span {
  font-size: 1rem;
  font-weight: 400;
  color: #718096;
}

.pricing-card ul {
  list-style: none;
  margin-bottom: 2rem;
  text-align: left;
}

.pricing-card ul li {
  padding: 0.5rem 0;
  color: #4a5568;
}

.pricing-card ul li::before {
  content: "✓ ";
  color: #48bb78;
  font-weight: 700;
}

.pricing-card.featured ul li::before {
  color: #90cdf4;
}

/* Footer */
.footer {
  padding: 4rem 0 2rem;
  background: #1a202c;
  color: #a0aec0;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  color: #667eea;
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.footer-links h4 {
  color: white;
  margin-bottom: 1rem;
}

.footer-links a {
  display: block;
  color: #a0aec0;
  text-decoration: none;
  padding: 0.25rem 0;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #667eea;
}

.footer-bottom {
  border-top: 1px solid #2d3748;
  padding-top: 2rem;
  text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

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