.hero-section {
  text-align: center;
  padding: 3rem 1rem;
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
  color: #ffffff;
  border-radius: 8px;
  margin-bottom: 2rem;
}

.hero-section h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #ffffff;
}

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

.cta-button {
  display: inline-block;
  background-color: #f59e0b;
  color: #ffffff !important;
  padding: 1rem 2rem;
  border-radius: 9999px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
  transition: background-color 0.2s;
}

.cta-button:hover {
  background-color: #d97706;
}

.cta-button--secondary {
  background-color: #10b981;
  margin-left: 10px;
}

.cta-button--secondary:hover {
  background-color: #059669;
}

.ngss-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  margin-bottom: 3rem;
}

details {
  background: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  border: 1px solid #e5e7eb;
}

summary {
  cursor: pointer;
  font-weight: 700;
  padding: 0.5rem 0;
}

details ul {
  margin-top: 0.5rem;
  padding-left: 1.5rem;
}

.about-section {
  display: flex;
  align-items: center;
  gap: 2rem;
  background: #f9fafb;
  padding: 2rem;
  border-radius: 8px;
  margin-bottom: 2rem;
}

.about-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.feature-card {
  background: #ffffff;
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
  text-align: center;
  font-weight: 700;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-card img.is-fallback {
  object-fit: contain;
  padding: 1rem;
}

@media (max-width: 640px) {
  .about-section {
    flex-direction: column;
    text-align: center;
  }

  .cta-button--secondary {
    margin-left: 0;
    margin-top: 0.75rem;
  }
}