/**
 * Novel Theme - Component Styles
 * Code blocks, blockquotes, tables, images, horizontal rules
 */

/* Code */
code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

pre {
  background: var(--code-bg);
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--border-light);
  max-width: 100%;
  /* Ensure ASCII art and wide code is scrollable, not clipped */
  white-space: pre;
  /* Always show scrollbar when content overflows */
  scrollbar-width: thin;
}

/* Webkit scrollbar for code blocks */
pre::-webkit-scrollbar {
  height: 8px;
}

pre::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 4px;
}

pre::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

pre::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

pre code {
  background: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.6;
  /* Preserve whitespace for ASCII art */
  white-space: pre;
  display: block;
}

/* Blockquote */
blockquote {
  border-left: 3px solid var(--accent);
  margin: 1.5rem 0;
  padding: 0.5rem 1rem;
  background: var(--bg-secondary);
  border-radius: 0 8px 8px 0;
  font-style: italic;
}

blockquote p:last-child {
  margin-bottom: 0;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

th, td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid var(--border);
}

th {
  background: var(--bg-secondary);
  font-weight: 600;
}

tr:nth-child(even) {
  background: var(--bg-secondary);
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 1.5rem auto;
  display: block;
  box-shadow: 0 4px 12px var(--shadow);
}

/* Horizontal rule */
hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

/* Code block expand toggle (similar to mermaid) */
.code-wrapper {
  position: relative;
  margin: 1.5rem 0;
}

.code-wrapper pre {
  margin: 0;
}

.code-expand-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  z-index: 10;
  padding: 0.25rem 0.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.7rem;
  line-height: 1;
  transition: all 0.2s;
  opacity: 0;
}

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

.code-expand-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--accent);
}

/* Always show button when expanded */
.code-wrapper.expanded .code-expand-btn {
  opacity: 1;
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.code-wrapper.expanded .code-expand-btn:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

/* Expanded state for code blocks — width and offset set dynamically by JS (initCodeExpand)
   to fill .main-content without affecting sibling content or using viewport units */
.code-wrapper.expanded {
  max-width: none;
  position: relative;
  padding: 0 2rem;
}

.code-wrapper.expanded pre {
  max-width: none;
  overflow-x: auto;
}

/* Icon visibility toggle for code blocks */
.code-expand-btn .icon-expand { display: inline; }
.code-expand-btn .icon-collapse { display: none; }

.code-wrapper.expanded .code-expand-btn .icon-expand { display: none; }
.code-wrapper.expanded .code-expand-btn .icon-collapse { display: inline; }