/* F7 track-changes preview — theme-aware via VS Code webview CSS variables. */
body {
  font-family: var(--vscode-font-family);
  font-size: var(--vscode-font-size);
  color: var(--vscode-foreground);
  background: var(--vscode-editor-background);
  padding: 0 1.2rem 2rem;
  line-height: 1.5;
}
#cw-header {
  position: sticky;
  top: 0;
  background: var(--vscode-editor-background);
  border-bottom: 1px solid var(--vscode-panel-border);
  padding: 0.5rem 0;
  font-size: 0.85em;
  opacity: 0.85;
  display: flex;
  gap: 1rem;
}
#cw-summary .cw-add { color: var(--vscode-gitDecoration-addedResourceForeground); }
#cw-summary .cw-del { color: var(--vscode-gitDecoration-deletedResourceForeground); }
.cw-blk { position: relative; }
ins, .cw-added {
  background: var(--vscode-diffEditor-insertedTextBackground, rgba(0, 255, 0, 0.15));
  text-decoration: none;
}
del, .cw-removed {
  background: var(--vscode-diffEditor-removedTextBackground, rgba(255, 0, 0, 0.15));
  text-decoration: line-through;
  opacity: 0.7;
}
.cw-changed { outline: 2px solid var(--vscode-diffEditor-insertedTextBackground, rgba(0, 255, 0, 0.25)); outline-offset: 2px; }
.cw-badge {
  position: absolute;
  top: 0;
  right: 0;
  font-size: 0.7em;
  padding: 0 0.4em;
  border-radius: 3px;
  background: var(--vscode-badge-background);
  color: var(--vscode-badge-foreground);
}
.cw-error {
  border: 1px solid var(--vscode-inputValidation-errorBorder);
  background: var(--vscode-inputValidation-errorBackground);
  color: var(--vscode-errorForeground);
  padding: 0.3rem 0.6rem;
  border-radius: 3px;
  font-size: 0.85em;
}
pre.mermaid { text-align: center; background: transparent; }
pre.mermaid[data-cw-error] { color: var(--vscode-errorForeground); }

/* F9 authorship mode — inline author tints + block-level fence badges + toggle. */
.cw-by-claude { background: var(--vscode-editorInfo-foreground, rgba(64, 120, 242, 0.18)); text-decoration: none; }
.cw-by-human { background: var(--vscode-gitDecoration-addedResourceForeground, rgba(46, 160, 67, 0.18)); text-decoration: none; }
.cw-blk.cw-by-claude, .cw-blk.cw-by-human, .cw-blk.cw-mixed { outline: 2px solid currentColor; outline-offset: 2px; background: transparent; }
.cw-seg {
  background: transparent; color: var(--vscode-foreground);
  border: 1px solid var(--vscode-panel-border); padding: 0 0.5em; cursor: pointer; font-size: 0.9em;
}
.cw-seg:first-child { border-radius: 3px 0 0 3px; }
.cw-seg:last-child { border-radius: 0 3px 3px 0; border-left: none; }
.cw-seg-on { background: var(--vscode-button-background); color: var(--vscode-button-foreground); }
#cw-legend .cw-swatch { padding: 0 0.4em; border-radius: 3px; }

/* F7.1 (#22) intra-diagram mermaid diff legend. */
.cw-mermaid-legend { display: flex; gap: 0.6rem; font-size: 0.75em; opacity: 0.85; margin: 0.2rem 0 0.6rem; }
.cw-mermaid-legend .cw-leg { padding: 0 0.4em; border-radius: 3px; border: 1px solid; }
.cw-mermaid-legend .cw-leg-add { color: #2ea043; border-color: #2ea043; }
.cw-mermaid-legend .cw-leg-chg { color: #d29922; border-color: #d29922; }
.cw-mermaid-legend .cw-leg-rem { color: #808080; border-color: #808080; border-style: dashed; }