.logo a {
  text-decoration: none;
  color: inherit;
}

.nav-link.active {
  color: var(--primary-color);
  font-weight: 600;
}

.page-hero {
  background: linear-gradient(135deg, #0077cc 0%, #00a896 100%);
  color: white;
  padding: var(--spacing-2xl) var(--spacing-md);
  text-align: center;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stem-hero {
  background-image: url('images/Untitled design (50)-min.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  overflow: hidden;
}

.stem-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.75);
  z-index: 1;
}

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

.stem-logo {
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: center;
  align-items: center;
}

.stem-logo img {
  max-width: 600px;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.autism-hero {
  background: linear-gradient(135deg, #00a896 0%, #028090 100%);
}

.page-hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.page-hero .hero-subtitle {
  font-size: 1.25rem;
  opacity: 0.95;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.5;
}

.partners-section {
  padding: var(--spacing-2xl) var(--spacing-md);
  background-color: white;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  max-width: 900px;
  margin: 0 auto;
  align-items: center;
}

.partner-logo {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-md);
  transition: transform 0.3s ease;
}

.partner-logo:hover {
  transform: scale(1.05);
}

.partner-logo img {
  max-width: 100%;
  height: auto;
  width: 200px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.program-intro {
  padding: var(--spacing-2xl) var(--spacing-md);
  background-color: var(--background-light);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.benefit-card {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all 0.3s ease;
}

.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.benefit-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.benefit-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.benefit-card p {
  color: var(--text-light);
  line-height: 1.5;
  font-size: 0.95rem;
}

.programs-detail {
  padding: var(--spacing-2xl) var(--spacing-md);
  background-color: var(--background-white);
}

.program-detail-card {
  background-color: white;
  border: 2px solid var(--border-color);
  border-radius: 16px;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.program-detail-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.program-detail-content {
  display: flex;
  gap: var(--spacing-lg);
  align-items: flex-start;
}

.program-detail-icon {
  font-size: 4rem;
  flex-shrink: 0;
}

.program-detail-text {
  flex: 1;
}

.program-detail-text h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--text-dark);
}

.program-description {
  font-size: 1.125rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.program-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.detail-section h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.detail-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.detail-section ul li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-md);
  color: var(--text-light);
  position: relative;
  line-height: 1.5;
}

.detail-section ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
  font-size: 1.2rem;
}

.detail-section p {
  color: var(--text-light);
  line-height: 1.6;
  margin: 0;
}

.syllabus-section {
  padding: var(--spacing-2xl) var(--spacing-md);
  background-color: var(--background-light);
}

.syllabus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.syllabus-card {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all 0.3s ease;
  border-top: 4px solid var(--primary-color);
}

.syllabus-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-top-width: 6px;
}

.syllabus-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.syllabus-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.syllabus-card p {
  color: var(--text-light);
  line-height: 1.5;
  font-size: 0.95rem;
}

.social-media-section {
  padding: var(--spacing-2xl) var(--spacing-md);
  background: linear-gradient(135deg, #f7fafc 0%, #e6f2f7 100%);
}

.youtube-videos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto var(--spacing-xl);
}

.video-placeholder {
  background-color: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

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

.video-placeholder iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
}

.contact-section {
  padding: var(--spacing-2xl) var(--spacing-md);
  background-color: white;
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  max-width: 800px;
  margin: 0 auto;
}

.contact-item {
  background-color: var(--background-light);
  padding: var(--spacing-xl);
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.contact-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.contact-item h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

.contact-item a {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 1.125rem;
  transition: color 0.3s ease;
}

.contact-item a:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

.stem-gallery {
  margin-top: 40px;
}

.stem-gallery-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 30px;
}

.stem-gallery-item {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stem-gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.stem-gallery-item img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

.enrollment-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.enrollment-card p {
  color: var(--text-light);
  line-height: 1.5;
  margin: 0;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-lg);
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
}

.therapeutic-approaches {
  padding: var(--spacing-2xl) var(--spacing-md);
  background-color: var(--background-light);
}

.approaches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.approach-card {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  border-left: 4px solid var(--primary-color);
}

.approach-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-left-width: 6px;
}

.approach-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

.approach-card p {
  color: var(--text-light);
  line-height: 1.5;
  margin: 0;
  font-size: 0.95rem;
}

.enrollment-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1100px;
  margin: 0 auto var(--spacing-xl);
}

.step-card {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
}

.step-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.step-number {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto var(--spacing-md);
}

.step-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

.step-card p {
  color: var(--text-light);
  line-height: 1.5;
  margin: 0;
}

@media (max-width: 768px) {
  .page-hero h1 {
    font-size: 2rem;
  }

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

  .stem-logo img {
    max-width: 400px;
  }

  .program-detail-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .program-detail-icon {
    font-size: 3rem;
  }

  .detail-section ul li {
    text-align: left;
  }

  .benefits-grid,
  .approaches-grid,
  .enrollment-steps {
    grid-template-columns: 1fr;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .btn-large {
    width: 100%;
  }

  .stem-gallery-row {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .stem-gallery-item img {
    height: 300px;
  }

  .partners-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .partner-logo img {
    width: 150px;
  }

  .youtube-videos {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .page-hero {
    min-height: 300px;
    padding: var(--spacing-xl) var(--spacing-sm);
  }

  .page-hero h1 {
    font-size: 1.75rem;
  }

  .stem-logo img {
    max-width: 300px;
  }

  .program-detail-text h3 {
    font-size: 1.5rem;
  }

  .program-description {
    font-size: 1rem;
  }
}