/* Use case pages — index + detail */

.use-case-page {
  padding: var(--section-padding) 0;
}

.use-case-header {
  margin-bottom: 3rem;
}

.use-case-header h1 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.75rem;
}

.use-case-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin: 0;
}

.use-case-intro,
.use-case-pain-points,
.use-case-solution,
.use-case-cta-section {
  margin-bottom: 3rem;
}

.use-case-intro h2,
.use-case-pain-points h2,
.use-case-solution h2,
.use-case-cta-section h2 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 1rem;
}

.use-case-intro p,
.use-case-pain-points p,
.use-case-solution p,
.use-case-cta-section p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 1rem;
}

/* Use case index page */
.use-case-index {
  padding: var(--section-padding) 0;
}

.use-case-index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.use-case-index-card {
  display: block;
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.use-case-index-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.use-case-index-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
}

.use-case-index-tagline {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

.use-case-empty {
  color: var(--text-muted);
  font-size: 1rem;
  text-align: center;
  padding: 3rem 0;
}

/* Related pages */
.related-pages {
  margin-bottom: 3rem;
}

.related-pages h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 1rem;
}

.related-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.related-list li {
  margin-bottom: 0.5rem;
}

.related-list a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 500;
  transition: color 0.2s ease;
}

.related-list a:hover {
  color: var(--accent-light);
}

/* Mobile */
@media (max-width: 768px) {
  .use-case-header h1 {
    font-size: 1.875rem;
  }

  .use-case-index-grid {
    grid-template-columns: 1fr;
  }
}