.code-block-wrapper {
  position: relative;
}

.copy-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  padding: 2px 8px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 11px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s;
}

.code-block-wrapper:hover .copy-btn {
  opacity: 1;
}

.copy-btn:hover {
  color: var(--text);
  background: var(--border);
}