/* Courses Hero Section */
.courses-hero-section {
  background: linear-gradient(rgba(30, 64, 175, 0.9), rgba(30, 64, 175, 0.8)), url("../images/courses-bg.jpg");
  background-size: cover;
  background-position: center;
  color: var(--white);
  padding: 5rem 0;
  position: relative;
}

.courses-hero-section .hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.courses-hero-section .hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.search-container {
  max-width: 600px;
  margin: 0 auto;
}

.search-container .input-group {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.search-container .input-group-text {
  background-color: var(--white);
  border-right: none;
}

.search-container .form-control {
  border-left: none;
  padding: 0.75rem 1rem;
}

.search-container .form-control:focus {
  box-shadow: none;
}

.search-container .btn {
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Filter Section */
.filter-section {
  background-color: var(--white);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
}

.filter-container {
  display: flex;
  flex-direction: column;
}

.filter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.filter-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-dark);
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-btn:hover {
  background-color: rgba(59, 130, 246, 0.1);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.filter-btn.active {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
}

/* Categories Section */
.categories-section {
  padding: 5rem 0;
  background-color: var(--light-bg);
}

.category-card {
  background-color: var(--white);
  border-radius: 0.5rem;
  padding: 2rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  height: 100%;
  text-align: center;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.category-icon {
  width: 64px;
  height: 64px;
  background-color: rgba(59, 130, 246, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.category-icon i {
  font-size: 1.75rem;
  color: var(--primary-color);
}

.category-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.category-description {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

.category-link {
  font-weight: 500;
  color: var(--primary-color);
  display: inline-flex;
  align-items: center;
}

.category-link:hover {
  text-decoration: underline;
}

/* All Courses Section */
.all-courses-section {
  padding: 5rem 0;
  background-color: var(--white);
}

/* Pagination */
.pagination-container {
  margin-top: 3rem;
}

.pagination .page-link {
  color: var(--text-dark);
  border-color: var(--border-color);
  padding: 0.5rem 1rem;
}

.pagination .page-item.active .page-link {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
}

.pagination .page-item.disabled .page-link {
  color: var(--text-light);
}

/* CTA Section */
.cta-section {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 4rem 0;
}

.cta-section h2 {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: 0;
}

.cta-section .btn-light {
  background-color: var(--white);
  color: var(--primary-color);
  font-weight: 600;
}

.cta-section .btn-light:hover {
  background-color: rgba(255, 255, 255, 0.9);
}

/* Responsive Styles */
@media (max-width: 991.98px) {
  .courses-hero-section .hero-title {
    font-size: 2.5rem;
  }

  .filter-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-section h2 {
    font-size: 1.75rem;
  }

  .cta-section .btn-light {
    margin-top: 1rem;
  }
}

@media (max-width: 767.98px) {
  .courses-hero-section {
    padding: 4rem 0;
  }

  .courses-hero-section .hero-title {
    font-size: 2rem;
  }

  .courses-hero-section .hero-subtitle {
    font-size: 1rem;
  }

  .category-card {
    margin-bottom: 1.5rem;
  }
}