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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f9f9f9;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: bold;
  color: #444;
}

h1 {
  font-size: 36px;
}

h2 {
  font-size: 24px;
}

a {
  text-decoration: none;
  color: #337ab7;
}

a:hover {
  color: #23527c;
}

/* Hero Section */
.hero {
  background-image: linear-gradient(to bottom, #333, #555);
  background-size: 100% 300px;
  background-position: 0% 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
}

.hero h1 {
  font-size: 48px;
}

/* Features Grid */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 20px;
  padding: 40px;
}

.feature {
  background-color: #fff;
  padding: 20px;
  border: 1px solid #ddd;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.feature h2 {
  margin-top: 0;
}

/* Pricing Section */
.pricing {
  background-color: #f7f7f7;
  padding: 40px;
  text-align: center;
}

.pricing h2 {
  margin-bottom: 20px;
}

.pricing-table {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 20px;
}

.pricing-table .plan {
  background-color: #fff;
  padding: 20px;
  border: 1px solid #ddd;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.pricing-table .plan h3 {
  margin-top: 0;
}

/* Testimonials */
.testimonials {
  padding: 40px;
}

.testimonial {
  background-color: #fff;
  padding: 20px;
  border: 1px solid #ddd;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.testimonial blockquote {
  margin: 0;
  padding: 0;
  border: none;
}

.testimonial cite {
  font-size: 14px;
  color: #666;
}

/* Footer */
.footer {
  background-color: #333;
  color: #fff;
  padding: 20px;
  text-align: center;
}

.footer a {
  color: #fff;
}

/* Mobile Navigation */
#mobile-nav-toggle {
  display: none;
  position: absolute;
  top: 20px;
  right: 20px;
  background-color: #333;
  color: #fff;
  border: none;
  padding: 10px;
  font-size: 24px;
  cursor: pointer;
}

#mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: #333;
  padding: 20px;
  text-align: center;
}

#mobile-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

#mobile-nav li {
  margin-bottom: 20px;
}

#mobile-nav a {
  color: #fff;
}

/* Responsive Design */
@media only screen and (max-width: 768px) {
  .features {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-table {
    grid-template-columns: repeat(2, 1fr);
  }

  #mobile-nav-toggle {
    display: block;
  }

  #mobile-nav {
    display: none;
  }

  #mobile-nav.active {
    display: block;
  }
}

@media only screen and (max-width: 480px) {
  .features {
    grid-template-columns: 1fr;
  }

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