/* Hero Section */
.hero {
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('https://images.pexels.com/photos/40568/medical-appointment-doctor-healthcare-40568.jpeg');
  background-size: cover;
  background-position: center;
  color: var(--white);
  padding: 8rem 0;
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  animation: fadeIn 1s ease-in-out;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

/* Featured Courses */
.featured-courses {
  padding: 5rem 0;
  background-color: var(--white);
}

.featured-courses h2 {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.featured-courses h2:after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  margin: 0.75rem auto 0;
  border-radius: 2px;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.course-card {
  background-color: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

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

.course-image {
  height: 200px;
  overflow: hidden;
}

.course-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.course-card:hover .course-image img {
  transform: scale(1.05);
}

.course-info {
  padding: 1.5rem;
}

.course-info h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.course-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-medium);
}

.course-meta span {
  display: flex;
  align-items: center;
}

.course-meta span i {
  margin-right: 0.5rem;
}

.view-more {
  text-align: center;
  margin-top: 3rem;
}

/* About Preview Section */
.about-preview {
  padding: 5rem 0;
  background-color: var(--background-light);
}

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

.about-text h2 {
  margin-bottom: 1.5rem;
  position: relative;
}

.about-text h2:after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background-color: var(--primary-color);
  margin-top: 0.75rem;
  border-radius: 2px;
}

.about-text p {
  color: var(--text-medium);
  margin-bottom: 1.5rem;
}

.about-text .btn {
  margin-top: 1rem;
}

.about-image {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Verification CTA */
.verification-cta {
  background: linear-gradient(rgba(30, 136, 229, 0.9), rgba(13, 71, 161, 0.9)), url('https://images.pexels.com/photos/4226146/pexels-photo-4226146.jpeg');
  background-size: cover;
  background-position: center;
  color: var(--white);
  padding: 5rem 0;
  text-align: center;
}

.verification-cta h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.verification-cta p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

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

/* Media Queries */
@media (max-width: 992px) {
  .courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-content {
    gap: 2rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 6rem 0;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
    max-width: 300px;
    margin: 0 auto;
  }
  
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .about-image {
    order: -1;
  }
  
  .verification-cta h2 {
    font-size: 1.8rem;
  }
  
  .verification-cta p {
    font-size: 1rem;
  }
}

@media (max-width: 576px) {
  .courses-grid {
    grid-template-columns: 1fr;
  }
  
  .course-meta {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .featured-courses,
  .about-preview {
    padding: 3rem 0;
  }
}