.demo {
  margin: 1.5rem 0;
  border: 1px solid var(--color-background-border);
  border-radius: 8px;
  overflow: hidden;
}

.demo .demo-animation {
  display: block;
  width: 100%;
  height: auto;
}

.demo .demo-source {
  margin: 0;
  border-radius: 0;
  border-top: 1px solid var(--color-background-border);
}

.demo .demo-run:empty {
  display: none;
}

.demo .demo-run-unavailable {
  padding: 0.75rem;
  border-top: 1px solid var(--color-background-border);
  color: var(--color-foreground-secondary);
  font-size: 0.9em;
}

.demo-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--color-background-border);
}

.demo-button {
  background: var(--color-brand-primary);
  color: #fff;
  border: 0;
  border-radius: 4px;
  padding: 0.25rem 0.9rem;
  cursor: pointer;
}

.demo-button[disabled] {
  opacity: 0.5;
  cursor: default;
}

.demo-status {
  font-size: 0.85em;
  color: var(--color-foreground-secondary);
}

.demo-editor {
  display: block;
  width: 100%;
  border: 0;
  border-top: 1px solid var(--color-background-border);
  padding: 0.75rem;
  font-family: var(--font-stack--monospace);
  font-size: 0.85em;
  background: var(--color-code-background);
  color: var(--color-code-foreground);
  resize: vertical;
}

.demo-terminal {
  background: #101418;
  padding: 0.5rem;
  overflow-x: auto;
}