/* Responsive Design */
@media (max-width: 1024px) {
  .about-comparison-grid {
    grid-template-columns: 1fr;
  }

  .about-join-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-usecases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stack-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .about-usecases-grid {
    grid-template-columns: 1fr;
  }

  .about-hero {
    padding: 4rem 0 3rem;
  }

  .about-hero-title {
    font-size: 2.25rem;
  }

  .about-hero-subtitle {
    font-size: 1.15rem;
  }

  .about-section-title {
    font-size: 1.75rem;
  }

  .about-democracy-grid {
    grid-template-columns: 1fr;
  }

  .reproducibility-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-join-grid {
    grid-template-columns: 1fr;
  }

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

  .about-cta-buttons .btn {
    width: 100%;
  }

  .about-workflow {
    flex-direction: column;
  }

  .workflow-arrow {
    transform: rotate(90deg);
  }

  .about-container {
    padding: 0 1rem;
  }
}

@media (max-width: 480px) {
  .about-hero-title {
    font-size: 1.85rem;
  }

  .about-section-title {
    font-size: 1.5rem;
  }

  .reproducibility-grid {
    grid-template-columns: 1fr;
  }
}