.use-cases {
  padding: var(--space-4xl) 0;
  background: var(--color-background);
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.use-case-card {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--sp-card-radius);
  padding: var(--space-xl);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
  min-width: 0;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.use-case-card:hover {
  border-color: hsla(28, 91%, 50%, 0.3);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

.use-case-card--linked {
  text-decoration: none;
  color: inherit;
}

.use-case-card--linked:hover {
  text-decoration: none;
}

.use-case-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.use-case-icon {
  width: 44px;
  height: 44px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-bottom: var(--space-md);
  padding: 10px;
  background: hsla(28, 91%, 50%, 0.08);
  border-radius: 10px;
}

.use-case-icon svg {
  width: 100%;
  height: 100%;
}

.use-case-header h3,
.use-case-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.use-case-description,
.use-case-card > p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
  line-height: 1.6;
  flex-grow: 1;
}

.use-case-example {
  font-style: italic;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: auto;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface-alt);
  border-radius: 6px;
  border-left: 3px solid var(--color-primary);
  line-height: 1.5;
}

.use-case-link-hint {
  display: block;
  margin-top: var(--space-md);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 500;
}

.use-case-code {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--space-md);
  overflow-x: auto;
  margin: 0;
  margin-top: auto;
  max-width: 100%;
}

.use-case-code code {
  font-family: "SF Mono", "Fira Code", monospace;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  white-space: pre;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .use-cases {
    padding: var(--space-2xl) 0;
  }

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

@media (max-width: 480px) {
  .use-cases {
    padding: var(--space-xl) 0;
  }

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