/*
 * Code Features
 * Code blocks, syntax highlighting, diff view, markdown preview
 */

/* Code Blocks */
.code-block {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  overflow: hidden;
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.code-content {
  padding: 16px;
  overflow-x: auto;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 12px;
  line-height: 1.7;
  background: rgba(0, 0, 0, 0.02);
  white-space: pre;
}

.code-inline {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.12));
  padding: 2px 7px;
  border-radius: 5px;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 12px;
  border: 1px solid rgba(139, 92, 246, 0.1);
}

.syntax-keyword { color: #c678dd; }
.syntax-string { color: #98c379; }
.syntax-comment { color: var(--text-secondary); font-style: italic; }
.syntax-function { color: #61afef; }
.syntax-number { color: #d19a66; }

/* Diff View */
.diff-container {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 12px;
}

.diff-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.diff-filename {
  font-weight: 500;
}

.diff-stats {
  font-size: 12px;
}

.diff-additions { color: var(--accent-green); }
.diff-deletions { color: #ef4444; }

.diff-content {
  overflow-x: auto;
}

.diff-line {
  display: flex;
  line-height: 1.6;
}

.diff-line-number {
  width: 50px;
  padding: 0 12px;
  text-align: right;
  color: var(--text-secondary);
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  user-select: none;
  flex-shrink: 0;
}

.diff-line-content {
  flex: 1;
  padding: 0 16px;
  white-space: pre;
}

.diff-line-context {
  background-color: var(--bg-primary);
}

.diff-line-addition {
  background-color: rgba(16, 185, 129, 0.15);
}

.diff-line-addition .diff-line-number {
  background-color: rgba(16, 185, 129, 0.2);
}

.diff-line-deletion {
  background-color: rgba(239, 68, 68, 0.15);
}

.diff-line-deletion .diff-line-number {
  background-color: rgba(239, 68, 68, 0.2);
}

/* Markdown Preview */
.markdown-editor {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}

.markdown-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.markdown-btn {
  width: 32px;
  height: 32px;
  border: none;
  background: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-secondary);
  transition: all 0.15s;
}

.markdown-btn:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.markdown-tabs {
  margin-left: auto;
  display: flex;
  gap: 4px;
}

.markdown-tab {
  padding: 6px 12px;
  border: none;
  background: none;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-secondary);
}

.markdown-tab.active {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.markdown-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.markdown-input {
  border-right: 1px solid var(--border-color);
}

.markdown-input textarea {
  width: 100%;
  border: none;
  border-radius: 0;
  resize: none;
}

.markdown-preview {
  padding: 12px 16px;
  background-color: var(--bg-primary);
  font-size: 14px;
  line-height: 1.6;
}