/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background-image: url('https://images.pexels.com/photos/267885/pexels-photo-267885.jpeg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-bottom: 0;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(26, 58, 108, 0.8), rgba(26, 58, 108, 0.6));
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 800px;
  text-align: center;
  padding: var(--space-6);
  margin: 0 auto;
}

.hero-content h1 {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--space-3);
  animation: fadeInDown 1s ease-out;
}

.hero-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: var(--space-5);
  animation: fadeInDown 1s ease-out 0.2s forwards;
  opacity: 0;
}

.hero-content p {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-6);
  animation: fadeInUp 1s ease-out 0.4s forwards;
  opacity: 0;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  animation: fadeInUp 1s ease-out 0.6s forwards;
  opacity: 0;
}

/* Features Section */
.features {
  padding-top: var(--space-12);
  background-color: var(--gray-100);
}

.feature-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-5);
}

.feature-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-card .icon {
  font-size: var(--font-size-5xl);
  margin-bottom: var(--space-4);
}

.feature-card h3 {
  color: var(--primary);
  margin-bottom: var(--space-3);
}

.feature-card p {
  margin-bottom: 0;
  color: var(--gray-700);
}

/* Programs Preview Section */
.programs-preview {
  background-color: var(--white);
  padding-top: var(--space-12);
}

.program-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.program-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.program-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.program-image {
  height: 200px;
  background-size: cover;
  background-position: center;
}

.program-image.business {
  background-image: url('https://images.pexels.com/photos/3184292/pexels-photo-3184292.jpeg');
}

.program-image.technology {
  background-image: url('https://images.pexels.com/photos/546819/pexels-photo-546819.jpeg');
}

.program-image.education {
  background-image: url('https://images.pexels.com/photos/4778611/pexels-photo-4778611.jpeg');
}

.program-content {
  padding: var(--space-5);
  background-color: var(--white);
}

.program-content h3 {
  color: var(--primary);
  margin-bottom: var(--space-3);
}

.program-content p {
  color: var(--gray-700);
  margin-bottom: var(--space-4);
}

/* Testimonials Section */
.testimonials {
  background-color: var(--gray-100);
}

.testimonial-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.testimonial-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  position: relative;
}

.testimonial-card .quote {
  font-style: italic;
  color: var(--gray-700);
  margin-bottom: var(--space-5);
  position: relative;
  padding-left: var(--space-4);
}

.testimonial-card .quote::before {
  content: '"';
  font-size: var(--font-size-5xl);
  color: var(--primary-light);
  position: absolute;
  top: -20px;
  left: -10px;
  opacity: 0.3;
}

.student {
  display: flex;
  align-items: center;
}

.student-info h4 {
  margin-bottom: var(--space-1);
  color: var(--primary);
}

.student-info p {
  margin-bottom: 0;
  color: var(--gray-600);
  font-size: var(--font-size-sm);
}

/* Animations */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Styles */
@media (max-width: 991px) {
  .hero {
    height: 80vh;
  }
  
  .hero-content h1 {
    font-size: var(--font-size-4xl);
  }
  
  .hero-content h2 {
    font-size: var(--font-size-xl);
  }
}

@media (max-width: 767px) {
  .hero {
    height: 70vh;
  }
  
  .hero-content {
    padding: var(--space-4);
  }
  
  .hero-content h1 {
    font-size: var(--font-size-3xl);
  }
  
  .hero-content p {
    font-size: var(--font-size-base);
  }
  
  .cta-buttons {
    flex-direction: column;
    gap: var(--space-3);
  }
  
  .cta-buttons .btn {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .feature-cards, 
  .program-cards, 
  .testimonial-cards {
    grid-template-columns: 1fr;
  }
}