/* Per-command copy button — visible on line hover */

.blog-post-body pre {
  position: relative;
  overflow-x: auto;
}

.blog-post-body pre code.hljs {
  display: block;
  padding: 1rem 0.75rem;
}

.blog-post-body .code-line {
  position: relative;
  display: block;
  padding: 0.15rem 4.5rem 0.15rem 0.5rem;
  min-height: 1.4em;
  border-radius: 4px;
}

.blog-post-body .code-line:hover {
  background: rgba(255, 255, 255, 0.06);
}

.blog-post-body .code-line-empty {
  min-height: 0.75em;
  padding-top: 0;
  padding-bottom: 0;
}

.blog-post-body .code-line-text {
  white-space: pre-wrap;
  word-break: break-word;
}

.blog-post-body .code-copy-btn {
  position: absolute;
  top: 50%;
  right: 0.4rem;
  z-index: 2;
  transform: translateY(-50%);
  padding: 0.15rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  line-height: 1.3;
  color: #e0e0e0;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.blog-post-body .code-line:hover .code-copy-btn,
.blog-post-body .code-line:focus-within .code-copy-btn {
  opacity: 1;
}

.blog-post-body .code-copy-btn:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.blog-post-body .code-copy-btn.copied {
  opacity: 1;
  color: #fff;
  background: #3B7EEB;
  border-color: #3B7EEB;
}

@media (prefers-reduced-motion: reduce) {
  .blog-post-body .code-copy-btn {
    transition: none;
  }
}

/* Always show on touch devices where hover is unreliable */
@media (hover: none) {
  .blog-post-body .code-copy-btn {
    opacity: 1;
  }
}