:root {
  --primary: #25D366;
  --secondary: #128C7E;
  --dark: #075E54;
  --light: #DCF8C6;
}

/* Add after existing CSS variables */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: white;
  padding: 1rem 10%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  z-index: 1000;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--secondary);
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--secondary);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: #333;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--primary);
}

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

body {
  font-family: 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: #333;
}

.hero {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2rem 10%;
  color: white;
  margin-top: 70px; /* Adjust hero section to account for nav bar */
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.hero-cta {
  display: inline-block;
  background: white;
  color: var(--secondary);
  padding: 1rem 2rem;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.hero-cta:hover {
  transform: scale(1.05);
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.benefits {
  padding: 4rem 10%;
  text-align: center;
}

.benefits h2 {
  margin-bottom: 3rem;
  color: var(--secondary);
}

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

.benefit-card {
  padding: 2rem;
  background: white;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.benefit-card:hover {
  transform: translateY(-5px);
}

.benefit-card svg {
  margin-bottom: 1rem;
}

.benefit-card h3 {
  color: var(--secondary);
  margin-bottom: 1rem;
}

.header {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  padding: 4rem 2rem;
  text-align: center;
}

.plans-container {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.plan-card {
  background: white;
  border-radius: 10px;
  padding: 2rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.plan-card:hover {
  transform: translateY(-5px);
}

.plan-header {
  text-align: center;
  margin-bottom: 2rem;
}

.plan-price {
  font-size: 2.5rem;
  color: var(--secondary);
  font-weight: bold;
}

.features-list {
  list-style: none;
  margin: 1.5rem 0;
}

.features-list li {
  margin: 0.8rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.features-list li::before {
  content: "✓";
  color: var(--primary);
  position: absolute;
  left: 0;
}

.cta-button {
  display: block;
  width: 100%;
  padding: 1rem;
  background: var(--primary);
  color: white;
  text-align: center;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  transition: background 0.3s ease;
}

.cta-button:hover {
  background: var(--secondary);
}

.extras {
  background: var(--light);
  padding: 4rem 2rem;
  margin-top: 4rem;
}

.plan-customization {
  margin-top: 1rem;
  padding: 1rem;
  border-top: 1px solid #eee;
}

.plan-input {
  width: 100%;
  padding: 0.5rem;
  margin: 0.5rem 0;
  border: 1px solid #ddd;
  border-radius: 4px;
}

.plan-label {
  display: block;
  font-size: 0.9rem;
  color: #666;
  margin-top: 0.5rem;
}

.total-price {
  font-size: 1.2rem;
  color: var(--secondary);
  margin-top: 1rem;
  text-align: center;
  font-weight: bold;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.highlight {
  animation: pulse 2s infinite;
}

/* Mobile nav styles */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--secondary);
}

/* Responsive styles */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  }

  .nav-links.active {
    display: flex;
  }

  .hero {
    flex-direction: column;
    text-align: center;
    padding: 4rem 5%;
  }

  .hero-content {
    margin-bottom: 2rem;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-image svg {
    width: 300px;
    height: 300px;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .plans-container {
    grid-template-columns: 1fr;
    padding: 0 1rem;
  }
}

/* Footer styles */
.footer {
  background: var(--dark);
  color: white;
  padding: 3rem 10%;
  margin-top: 4rem;
}

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

.footer-section h3 {
  margin-bottom: 1rem;
  color: var(--light);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: white;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  text-align: center;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}