/*
BASIC STYLES
*/

.bn-block-outer {
  line-height: 1.5;
  transition: margin 0.2s;
}

/*Ensures blocks & block content spans editor width*/
.bn-block {
  display: flex;
  flex-direction: column;
}

.bn-block-content {
  padding: 3px 0;
  display: flex;
  transition: font-size 0.2s;
  width: 100%;
}

.bn-block-content.ProseMirror-selectednode > *,
/* Case for node view renderers */
.ProseMirror-selectednode > .bn-block-content > *,
/* Case for blocks/inline content where class is set manually */
.bn-block-content .ProseMirror-selectednode,
.bn-inline-content .ProseMirror-selectednode {
  /* Anchor for the `::after` highlight overlay below. */
  position: relative;
}

/* Draws the selection highlight (border + translucent fill) as an overlay on
   top of the element's content */
.bn-block-content.ProseMirror-selectednode > *::after,
.ProseMirror-selectednode > .bn-block-content > *::after,
.bn-block-content .ProseMirror-selectednode::after,
.bn-inline-content .ProseMirror-selectednode::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 4px;
  background-color: rgba(100, 160, 255, 0.08);
  box-shadow: inset 0 0 0 4px rgba(100, 160, 255, 0.3);
  pointer-events: none;
}

.bn-block-content::before {
  content: "";
  margin-right: 0;
  transition: all 0.2s;
  /* Workaround for selection issue on Chrome, see #1588 and also here:
  https://discuss.prosemirror.net/t/mouse-down-selection-behaviour-different-on-chrome/8426
  The :before element causes the selection to be set in the wrong place vs
  other browsers. Setting no height fixes this, while list item indicators are
  still displayed fine as overflow is not hidden. */
  height: 0;
  overflow: visible;
}

.bn-inline-content {
  /* Ensure pre-wrap even when a parent node view wrapper (e.g. tiptap's
     NodeViewWrapper) resets white-space to "normal". Without this, browsers
     normalize trailing spaces to NBSP on input, which causes ProseMirror to
     compute a replacement instead of a pure insertion and breaks the
     suggestion-menu trigger detection (issue #2531). */
  white-space: pre-wrap;
}

.bn-trailing-block {
  cursor: text;
  height: 30px;
  user-select: none;
}

/*
NESTED BLOCKS
*/

.bn-block-group .bn-block-group {
  margin-left: 24px;
}

.bn-block-group .bn-block-group > .bn-block-outer {
  position: relative;
}

.bn-block-group
  .bn-block-group
  > .bn-block-outer:not([data-prev-depth-changed])::before {
  content: " ";
  display: inline;
  position: absolute;
  left: -20px;
  height: 100%;
  transition: all 0.2s 0.1s;
}

.bn-block-group
  .bn-block-group
  > .bn-block-outer[data-prev-depth-change="-2"]::before {
  height: 0;
}

.bn-inline-content code {
  font-family: monospace;
}

/* NESTED BLOCK ANIMATIONS (change in indent) */

[data-prev-depth-change="1"] {
  --x: 1;
}
[data-prev-depth-change="2"] {
  --x: 2;
}
[data-prev-depth-change="3"] {
  --x: 3;
}
[data-prev-depth-change="4"] {
  --x: 4;
}
[data-prev-depth-change="5"] {
  --x: 5;
}

[data-prev-depth-change="-1"] {
  --x: -1;
}
[data-prev-depth-change="-2"] {
  --x: -2;
}
[data-prev-depth-change="-3"] {
  --x: -3;
}
[data-prev-depth-change="-4"] {
  --x: -4;
}
[data-prev-depth-change="-5"] {
  --x: -5;
}

.bn-block-outer[data-prev-depth-change] {
  margin-left: calc(10px * var(--x));
}

.bn-block-outer[data-prev-depth-change]
  .bn-block-outer[data-prev-depth-change] {
  margin-left: 0;
}

/* HEADINGS*/
[data-content-type="heading"] {
  padding-top: 18px;
  --level: 3em;
}
[data-content-type="heading"][data-level="2"] {
  --level: 2em;
}
[data-content-type="heading"][data-level="3"] {
  --level: 1.3em;
}
[data-content-type="heading"][data-level="4"] {
  --level: 1em;
}
[data-content-type="heading"][data-level="5"] {
  --level: 0.9em;
}
[data-content-type="heading"][data-level="6"] {
  --level: 0.8em;
}

[data-prev-level="1"] {
  --prev-level: 3em;
}
[data-prev-level="2"] {
  --prev-level: 2em;
}
[data-prev-level="3"] {
  --prev-level: 1.3em;
}
[data-prev-level="4"] {
  --prev-level: 1em;
}
[data-prev-level="5"] {
  --prev-level: 0.9em;
}
[data-prev-level="6"] {
  --prev-level: 0.8em;
}

.bn-block-outer[data-prev-type="heading"] > .bn-block > .bn-block-content {
  font-size: var(--prev-level);
  font-weight: bold;
}

.bn-block-outer:not([data-prev-type])
  > .bn-block
  > .bn-block-content[data-content-type="heading"],
.bn-block-outer:not([data-prev-type])
  > .bn-block
  > div[data-type="modification"]
  > div[data-type="modification"]
  > .bn-block-content[data-content-type="heading"],
.bn-block-outer:not([data-prev-type])
  > .bn-block
  > :is(ins, del)
  > .bn-suggestion-node
  > .bn-block-content[data-content-type="heading"] {
  font-size: var(--level);
  font-weight: bold;
}

/* QUOTES */
[data-content-type="quote"] blockquote {
  border-left: 2px solid rgb(125, 121, 122);
  color: rgb(125, 121, 122);
  margin: 0;
  padding-left: 1em;
}

/* DIVIDERS */
[data-content-type="divider"] hr {
  border: none;
  border-top: 1px solid rgb(125, 121, 122);
  margin: 0.5em 0;
  flex: 1;
}

/* LISTS */

.bn-block-content::before {
  margin-right: 0;
  content: "";
}

/* Ordered */
.bn-block-content[data-content-type="numberedListItem"]::before {
  display: flex;
  justify-content: center;
  min-width: 24px;
  padding-right: 4px;
}

[data-content-type="numberedListItem"] {
  --index: attr(data-index);
}

[data-prev-type="numberedListItem"] {
  --prev-index: attr(data-prev-index);
}

.bn-block-outer[data-prev-type="numberedListItem"]:not([data-prev-index="none"])
  > .bn-block
  > .bn-block-content::before {
  content: var(--prev-index) ".";
}

.bn-block-outer:not([data-prev-type])
  > .bn-block
  > .bn-block-content[data-content-type="numberedListItem"]::before,
.bn-block-outer:not([data-prev-type])
  > .bn-block
  > div[data-type="modification"]
  > .bn-block-content[data-content-type="numberedListItem"]::before,
.bn-block-outer:not([data-prev-type])
  > .bn-block
  > :is(ins, del)
  > .bn-suggestion-node
  > .bn-block-content[data-content-type="numberedListItem"]::before {
  content: var(--index) ".";
}

/* Unordered */
.bn-block-content[data-content-type="bulletListItem"]::before {
  display: flex;
  justify-content: center;
  min-width: 24px;
  padding-right: 4px;
}

/* Checked */
.bn-block-content[data-content-type="checkListItem"] > div:has(> input) {
  height: 24px;
}

.bn-block-content[data-content-type="checkListItem"] > div > input {
  cursor: pointer;
  height: 24px;
  margin-left: 4px;
  margin-right: 8px;
  margin-block: 0;
  width: 12px;
}

.bn-block-content[data-content-type="checkListItem"][data-checked="true"]
  .bn-inline-content {
  text-decoration: line-through;
}

.bn-block-content[data-text-alignment="center"] {
  justify-content: center;
}

.bn-block-content[data-text-alignment="right"] {
  justify-content: flex-end;
}

/* Toggle */
.bn-block:has(
    > .bn-block-content > div > .bn-toggle-wrapper[data-show-children="false"]
  )
  > .bn-block-group,
.bn-block:has(
    > .react-renderer
      > .bn-block-content
      > div
      > .bn-toggle-wrapper[data-show-children="false"]
  )
  > .bn-block-group {
  display: none;
}

.bn-toggle-wrapper {
  display: flex;
  align-items: center;
}

.bn-toggle-button {
  color: var(--bn-colors-editor-text);
  padding: 3px;
}

.bn-toggle-button > svg {
  width: 18px;
  height: 18px;
}

.bn-toggle-wrapper[data-show-children="true"] .bn-toggle-button {
  transform: rotate(90deg);
}

.bn-toggle-add-block-button {
  font-size: 16px;
  color: var(--bn-colors-side-menu);
  font-weight: normal;
  margin-left: 22px;
  padding-inline: 2px;
  width: fit-content;
}

.bn-toggle-button,
.bn-toggle-add-block-button {
  background: none;
  border: none;
  border-radius: var(--bn-border-radius-small);
  cursor: pointer;
  display: flex;
  user-select: none;
}

.bn-toggle-button:hover,
.bn-toggle-add-block-button:hover {
  background-color: var(--bn-colors-hovered-background);
}

/* No list nesting */
.bn-block-outer[data-prev-type="bulletListItem"]
  > .bn-block
  > .bn-block-content::before {
  content: "•";
}

.bn-block-outer:not([data-prev-type])
  > .bn-block
  > .bn-block-content[data-content-type="bulletListItem"]::before,
.bn-block-outer:not([data-prev-type])
  > .bn-block
  > div[data-type="modification"]
  > .bn-block-content[data-content-type="bulletListItem"]::before,
.bn-block-outer:not([data-prev-type])
  > .bn-block
  > :is(ins, del)
  > .bn-suggestion-node
  .bn-block-content[data-content-type="bulletListItem"]::before {
  content: "•";
}

/* 1 level of list nesting */
[data-content-type="bulletListItem"]
  ~ .bn-block-group
  > .bn-block-outer[data-prev-type="bulletListItem"]
  > .bn-block
  > .bn-block-content::before {
  content: "◦";
}

[data-content-type="bulletListItem"]
  ~ .bn-block-group
  > .bn-block-outer:not([data-prev-type])
  > .bn-block
  > .bn-block-content[data-content-type="bulletListItem"]::before,
[data-content-type="bulletListItem"]
  ~ .bn-block-group
  > .bn-block-outer:not([data-prev-type])
  > .bn-block
  > div[data-type="modification"]
  > .bn-block-content[data-content-type="bulletListItem"]::before {
  content: "◦";
}

/* 2 levels of list nesting */
[data-content-type="bulletListItem"]
  ~ .bn-block-group
  [data-content-type="bulletListItem"]
  ~ .bn-block-group
  > .bn-block-outer[data-prev-type="bulletListItem"]
  > .bn-block
  > .bn-block-content::before {
  content: "▪\FE0E";
}

[data-content-type="bulletListItem"]
  ~ .bn-block-group
  [data-content-type="bulletListItem"]
  ~ .bn-block-group
  > .bn-block-outer:not([data-prev-type])
  > .bn-block
  > .bn-block-content[data-content-type="bulletListItem"]::before,
[data-content-type="bulletListItem"]
  ~ .bn-block-group
  [data-content-type="bulletListItem"]
  ~ .bn-block-group
  > .bn-block-outer:not([data-prev-type])
  > .bn-block
  > div[data-type="modification"]
  > .bn-block-content[data-content-type="bulletListItem"]::before {
  content: "▪\FE0E";
}

/* CODE BLOCKS */
.bn-block-content[data-content-type="codeBlock"] {
  position: relative;

  background-color: rgb(22 22 22);
  color: white;
  border-radius: 8px;
}
.bn-block-content[data-content-type="codeBlock"] > pre {
  white-space: pre;
  overflow-x: auto;
  margin: 0;
  width: 100%;
  tab-size: 2;

  padding: 24px;
}
.bn-block-content[data-content-type="codeBlock"] > div {
  outline: none !important;
}
.bn-block-content[data-content-type="codeBlock"] > div > select {
  outline: none !important;
  appearance: none;
  user-select: none;
  border: none;
  cursor: pointer;
  background-color: transparent;

  position: absolute;
  top: 8px;
  left: 18px;

  font-size: 0.8em;
  color: white;

  opacity: 0;
  transition: opacity 0.3s;
  transition-delay: 1s;
}
.bn-block-content[data-content-type="codeBlock"] > div > select > option {
  color: black;
}
.bn-block-content[data-content-type="codeBlock"]:hover > div > select,
.bn-block-content[data-content-type="codeBlock"] > div > select:focus {
  opacity: 0.5;
  transition-delay: 0.1s;
}

/* CODE BLOCK PREVIEW */
.bn-block-content[data-content-type="codeBlock"]:has(
    .bn-preview-with-source-popup
  ) {
  background-color: transparent;
  color: inherit;
}

/* Default to dark theme as the code block has a dark background regardless of theme. */
.shiki {
  color: var(--shiki-dark);
}
.bn-source-block-popup .shiki {
  color: var(--shiki-light);
}
.bn-root[data-color-scheme="dark"] .bn-source-block-popup .shiki {
  color: var(--shiki-dark);
}

.bn-preview-with-source-popup {
  position: relative;
}

.bn-block-content .bn-preview-with-source-popup {
  display: flex;
  padding: 12px;
  width: 100%;
}

.bn-inline-content-section .bn-preview-with-source-popup {
  display: inline-block;
  padding: 0;
  width: fit-content;
}

.bn-preview-container {
  anchor-name: --bn-source-popup-anchor;
  cursor: pointer;
}

.bn-block-content .bn-preview-container {
  overflow: auto;
  width: 100%;
}

.bn-inline-content-section .bn-preview-container {
  overflow: visible;
  width: fit-content;
}

/* Additional right padding for equation numbers. */
.bn-block-content .bn-preview-container .katex-html:has(> .tag) {
  box-sizing: border-box;
  width: max-content;
  min-width: 100%;
  padding-right: 2.5em;
}

.bn-source-block-popup {
  background-color: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
  color: transparent;
  height: 0;
  left: 0;
  margin-top: 4px;
  overflow: clip;
  position: absolute;
  top: 100%;
  width: 0;
  z-index: 0;
}

.bn-preview-with-source-popup[data-open="true"] .bn-source-block-popup {
  background-color: var(--bn-colors-menu-background);
  border: var(--bn-border);
  border-radius: var(--bn-border-radius-medium);
  box-shadow: var(--bn-shadow-medium);
  color: var(--bn-colors-menu-text);
  height: unset;
  z-index: 1;
}

.bn-block-content
  .bn-preview-with-source-popup[data-open="true"]
  .bn-source-block-popup {
  width: 100%;
}

.bn-inline-content-section
  .bn-preview-with-source-popup[data-open="true"]
  .bn-source-block-popup {
  width: 300px;
}

.bn-code-block-source-popup-body {
  align-items: flex-end;
  display: flex;
}

.bn-code-block-source-popup-body > pre {
  align-self: center;
  flex: 1;
  margin: 0;
  max-height: 200px;
  overflow: auto;
  padding: 16px;
  position: relative;
  tab-size: 2;
  white-space: pre;
  width: 0;
}

.bn-code-block-source-popup-input-empty::before {
  color: currentColor;
  content: attr(data-placeholder);
  left: 16px;
  opacity: 0.5;
  overflow: hidden;
  pointer-events: none;
  position: absolute;
  right: 16px;
  text-overflow: ellipsis;
  top: 16px;
  white-space: nowrap;
}

.bn-code-block-source-error {
  border-top: var(--bn-border);
  color: var(--bn-colors-highlights-red-text);
  font-size: 0.8em;
  padding: 8px 16px;
  white-space: pre-wrap !important;
  font-family: monospace;
}

.bn-code-block-source-popup-ok-button-wrapper {
  align-items: flex-end;
  justify-content: flex-end;
  padding: 14px 16px;
}

.bn-code-block-source-popup-ok-button {
  align-items: center;
  appearance: none;
  background-color: rgb(37, 99, 235);
  border: none;
  border-radius: var(--bn-border-radius-small);
  color: white;
  cursor: pointer;
  display: flex;
  font-size: 0.8em;
  font-weight: 500;
  gap: 4px;
  padding: 4px 8px;
}

.bn-code-block-source-popup-ok-button-icon {
  height: 1.2em;
  width: 1.2em;
}

.bn-code-block-source-popup-ok-button:hover {
  background-color: rgb(29, 78, 216);
}

.bn-preview-with-source-popup:has(.bn-preview-placeholder) {
  padding: 0;
}

.bn-preview-placeholder {
  align-items: center;
  background-color: rgb(242, 241, 238);
  border-radius: 4px;
  color: rgb(95, 91, 92);
  display: flex;
}

.bn-block-content .bn-preview-placeholder {
  gap: 10px;
  padding: 12px;
}

.bn-inline-content-section .bn-preview-placeholder {
  gap: 4px;
  padding: 0 4px;
}

.bn-preview-placeholder:where(.dark, .dark *) {
  background-color: rgb(70, 70, 70);
  color: rgb(190, 190, 190);
}

.bn-editor[contenteditable="true"]
  .bn-preview-placeholder:not(.bn-preview-placeholder-error):hover {
  background-color: rgb(225, 225, 225);
}

.bn-editor[contenteditable="true"]
  .bn-preview-placeholder:not(.bn-preview-placeholder-error):hover:where(
    .dark,
    .dark *
  ) {
  background-color: rgb(90, 90, 90);
}

.bn-preview-placeholder-error {
  background-color: var(--bn-colors-highlights-red-background);
  color: var(--bn-colors-highlights-red-text);
}

.bn-preview-placeholder-icon {
  align-items: center;
  display: flex;
}

.bn-block-content .bn-preview-placeholder-icon {
  height: 24px;
  width: 24px;
}

.bn-inline-content-section .bn-preview-placeholder-icon {
  height: 14px;
  width: 14px;
}

.bn-preview-placeholder-icon > svg {
  height: 100%;
  width: 100%;
}

.bn-preview-placeholder-text {
  margin: 0;
}

.bn-block-content .bn-preview-placeholder-text {
  font-size: 0.9rem;
}

.bn-inline-content-section .bn-preview-placeholder-text {
  font-size: 0.7rem;
}

/* Toggled for a single frame while an up/down arrow press is handled, so the
   browser's geometry-based vertical caret movement skips the popup. */
.bn-suppress-source-popup-caret
  .bn-inline-content-section
  .bn-preview-with-source-popup:not([data-open="true"])
  .bn-source-block-popup {
  visibility: hidden;
}

/* PAGE BREAK */
.bn-block-content[data-content-type="pageBreak"] > div {
  width: 100%;
  height: 0;
  border-top: dotted rgb(125, 121, 122) 2px;
  margin-block: 11px;
}

@media print {
  .bn-block-content[data-content-type="pageBreak"] > div {
    page-break-after: always;
  }
}

/* FILES */

/* Element that wraps content for all file blocks */
[data-file-block] .bn-file-block-content-wrapper {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  /* Reset default <figure> browser margins (the wrapper becomes a <figure>
     when the block has a caption). */
  margin: 0;
  user-select: none;
}

/* Add block button & default element (name with icon) */
[data-file-block] .bn-file-block-content-wrapper:has(.bn-add-file-button),
[data-file-block] .bn-file-block-content-wrapper:has(.bn-file-name-with-icon) {
  width: 100%;
}

[data-file-block] .bn-add-file-button {
  align-items: center;
  background-color: rgb(242, 241, 238);
  border-radius: 4px;
  color: rgb(125, 121, 122);
  display: flex;
  gap: 10px;
  padding: 12px;
}

[data-file-block] .bn-add-file-button:where(.dark, .dark *) {
  background-color: rgb(70, 70, 70);
  color: rgb(190, 190, 190);
}

.bn-editor[contenteditable="true"] [data-file-block] .bn-add-file-button:hover,
[data-file-block] .bn-file-name-with-icon:hover,
.ProseMirror-selectednode .bn-file-name-with-icon {
  background-color: rgb(225, 225, 225);
}

.bn-editor[contenteditable="true"]
  [data-file-block]
  .bn-add-file-button:hover:where(.dark, .dark *),
[data-file-block] .bn-file-name-with-icon:hover:where(.dark, .dark *),
.ProseMirror-selectednode .bn-file-name-with-icon:where(.dark, .dark *) {
  background-color: rgb(90, 90, 90);
}

[data-file-block] .bn-add-file-button-icon,
[data-file-block] .bn-file-icon {
  width: 24px;
  height: 24px;
}

[data-file-block] .bn-add-file-button-text {
  font-size: 0.9rem;
}

[data-file-block] .bn-file-name-with-icon {
  border-radius: 4px;
  display: flex;
  gap: 4px;
  padding: 4px;
}

/* File captions */
[data-file-block] .bn-file-caption {
  font-size: 0.8em;
  padding-block: 4px;
  word-break: break-word;
}

[data-file-block] .bn-file-caption:empty {
  padding-block: 0;
}

/* Resize handles */
[data-file-block] .bn-resize-handle {
  position: absolute;
  width: 8px;
  height: 30px;
  background-color: black;
  border: 1px solid white;
  border-radius: 4px;
  cursor: ew-resize;
}

/* Visual media file blocks, e.g. images & videos */
[data-file-block] .bn-visual-media-wrapper {
  display: flex;
  align-items: center;
  position: relative;
  max-width: 100%;
}

[data-file-block] .bn-visual-media {
  border-radius: 4px;
  width: 100%;
}

/* Block-specific styles */
[data-content-type="audio"] > .bn-file-block-content-wrapper,
.bn-audio {
  width: 100%;
}

/* PLACEHOLDERS*/
.bn-block-content:has(.ProseMirror-trailingBreak:only-child):after {
  font-style: italic;
  /* Removes text cursor offset. */
  margin-inline: -2px;
  pointer-events: none;
  max-width: 100%;
}

/* TEXT COLORS */
[data-style-type="textColor"][data-value="gray"],
[data-text-color="gray"],
.bn-block:has(> .bn-block-content[data-text-color="gray"]) {
  color: #9b9a97;
}

[data-style-type="textColor"][data-value="brown"],
[data-text-color="brown"],
.bn-block:has(> .bn-block-content[data-text-color="brown"]) {
  color: #64473a;
}

[data-style-type="textColor"][data-value="red"],
[data-text-color="red"],
.bn-block:has(> .bn-block-content[data-text-color="red"]) {
  color: #e03e3e;
}

[data-style-type="textColor"][data-value="orange"],
[data-text-color="orange"],
.bn-block:has(> .bn-block-content[data-text-color="orange"]) {
  color: #d9730d;
}

[data-style-type="textColor"][data-value="yellow"],
[data-text-color="yellow"],
.bn-block:has(> .bn-block-content[data-text-color="yellow"]) {
  color: #dfab01;
}

[data-style-type="textColor"][data-value="green"],
[data-text-color="green"],
.bn-block:has(> .bn-block-content[data-text-color="green"]) {
  color: #4d6461;
}

[data-style-type="textColor"][data-value="blue"],
[data-text-color="blue"],
.bn-block:has(> .bn-block-content[data-text-color="blue"]) {
  color: #0b6e99;
}

[data-style-type="textColor"][data-value="purple"],
[data-text-color="purple"],
.bn-block:has(> .bn-block-content[data-text-color="purple"]) {
  color: #6940a5;
}

[data-style-type="textColor"][data-value="pink"],
[data-text-color="pink"],
.bn-block:has(> .bn-block-content[data-text-color="pink"]) {
  color: #ad1a72;
}

/* BACKGROUND COLORS */
[data-style-type="backgroundColor"][data-value="gray"],
[data-background-color="gray"],
.bn-block:has(> .bn-block-content[data-background-color="gray"]) {
  background-color: #ebeced;
}

[data-style-type="backgroundColor"][data-value="brown"],
[data-background-color="brown"],
.bn-block:has(> .bn-block-content[data-background-color="brown"]) {
  background-color: #e9e5e3;
}

[data-style-type="backgroundColor"][data-value="red"],
[data-background-color="red"],
.bn-block:has(> .bn-block-content[data-background-color="red"]) {
  background-color: #fbe4e4;
}

[data-style-type="backgroundColor"][data-value="orange"],
[data-background-color="orange"],
.bn-block:has(> .bn-block-content[data-background-color="orange"]) {
  background-color: #f6e9d9;
}

[data-style-type="backgroundColor"][data-value="yellow"],
[data-background-color="yellow"],
.bn-block:has(> .bn-block-content[data-background-color="yellow"]) {
  background-color: #fbf3db;
}

[data-style-type="backgroundColor"][data-value="green"],
[data-background-color="green"],
.bn-block:has(> .bn-block-content[data-background-color="green"]) {
  background-color: #ddedea;
}

[data-style-type="backgroundColor"][data-value="blue"],
[data-background-color="blue"],
.bn-block:has(> .bn-block-content[data-background-color="blue"]) {
  background-color: #ddebf1;
}

[data-style-type="backgroundColor"][data-value="purple"],
[data-background-color="purple"],
.bn-block:has(> .bn-block-content[data-background-color="purple"]) {
  background-color: #eae4f2;
}

[data-style-type="backgroundColor"][data-value="pink"],
[data-background-color="pink"],
.bn-block:has(> .bn-block-content[data-background-color="pink"]) {
  background-color: #f4dfeb;
}

/* TEXT ALIGNMENT */
[data-text-alignment="left"] {
  justify-content: flex-start !important;
  text-align: left !important;
}

[data-text-alignment="center"] {
  justify-content: center !important;
  text-align: center !important;
}

[data-text-alignment="right"] {
  justify-content: flex-end !important;
  text-align: right !important;
}

[data-text-alignment="justify"] {
  justify-content: flex-start !important;
  text-align: justify !important;
}

.bn-block-column-list {
  display: flex;
  flex-direction: row;
}

.bn-block-column {
  flex: 1;
  padding: 12px 15px 12px 25px;
  /* scroll if we overflow, for example when tables or images are in the column */
  overflow-x: auto;
  /* Lets the trailing block widget grow to fill the column's leftover height
  when a sibling column is taller. */
  display: flex;
  flex-direction: column;
}

/* Shows separators between a column list's columns while the mouse is over
it. This clarifies where each column (and its clickable empty space) ends.
The class is managed by the multi-column package's column resize plugin. The
transition delay stops the separators from flashing in when the mouse just
passes through the column list. */
.bn-editor[contenteditable="true"]
  .bn-column-list-hovered
  > .bn-block-column:not(:last-child) {
  box-shadow: 4px 0 0 #eee;
  transition: box-shadow 0.2s ease 0.2s;
}

.bn-editor[contenteditable="true"]
  .bn-column-list-hovered
  > .bn-block-column:not(:last-child):where(.dark, .dark *) {
  box-shadow: 4px 0 0 rgb(70, 70, 70);
}

/* The border between two columns when the cursor is near their boundary or
they're being resized, rendered on the boundary's left column. The class is
managed by the multi-column package's column resize plugin. */
.bn-editor[contenteditable="true"]
  .bn-column-list-hovered
  > .bn-block-column.bn-column-resize-border {
  box-shadow: 4px 0 0 #ccc;
  cursor: col-resize;
  transition: box-shadow 0.2s ease;
}

.bn-editor[contenteditable="true"]
  .bn-column-list-hovered
  > .bn-block-column.bn-column-resize-border:where(.dark, .dark *) {
  box-shadow: 4px 0 0 rgb(110, 110, 110);
}

.bn-editor[contenteditable="true"]
  .bn-block-column.bn-column-resize-border
  + .bn-block-column {
  cursor: col-resize;
}

.bn-block-column > .bn-trailing-block {
  height: auto;
  flex-grow: 1;
}

.bn-block-column:first-child {
  padding-left: 0;
}

.bn-block-column:last-child {
  padding-right: 0;
}

.bn-thread-mark:not([data-orphan="true"]) {
  background: rgba(255, 200, 0, 0.15);
}

.bn-thread-mark .bn-thread-mark-selected {
  background: rgba(255, 200, 0, 0.25);
}

div[data-type="modification"] {
  display: inline;
}

.bn-root ins,
.bn-root del {
  background-color: color-mix(in srgb, var(--user-color-light) 50%, white);
  color: var(--user-color-dark);
  position: relative;
  text-decoration: none;
  border-radius: 4px;
}

.dark.bn-root ins,
.dark.bn-root del {
  background-color: color-mix(in srgb, var(--user-color-dark) 50%, black);
  color: var(--user-color-light);
}

/*
In the editor the <ins>/<del> mark wrapper is rendered with `display: contents`
(see SuggestionMarks.ts) so it never affects layout (e.g. table cells). Because a
`display: contents` element paints nothing, the highlight is applied to the inner
content span instead, using the `--user-color-*` properties that cascade down
from the wrapper. The `.bn-root ins, .bn-root del` rules above still style
serialized/static output, where the wrapper is a real, painted box.
*/
.bn-suggestion-mark {
  background-color: color-mix(in srgb, var(--user-color-light) 50%, white);
  color: var(--user-color-dark);
  border-radius: 4px;
}

.dark.bn-root .bn-suggestion-mark {
  background-color: color-mix(in srgb, var(--user-color-dark) 50%, black);
  color: white;
}

/*
Block-level (over a node) suggestion marks. The `.bn-suggestion-node` span is
`display: contents` so it can't paint a background itself; instead the wrapped
nodes (its children — e.g. <p>/<td>/<tr>) carry the highlight. Like inline marks
they also show an attribution tooltip on hover (handled in JS, see
SuggestionMarks.ts).

This rule is the highlight for insertions, and the fallback for block deletions
that wrap content with no `.bn-block-content` of their own (e.g. a deleted table
row/cell). Block deletions that *do* wrap blocks are restyled per-block below.
*/
.bn-suggestion-node > * {
  background-color: color-mix(in srgb, var(--user-color-light) 50%, white);
  border-radius: 4px;
}

.dark.bn-root .bn-suggestion-node > * {
  background-color: color-mix(in srgb, var(--user-color-dark) 50%, black);
}

/*
A deleted block is tagged with a localized "Deleted" badge before its content.
The wrapper span (.bn-suggestion-node--delete) is `display: contents` and can't
render a pseudo-element of its own, so the badge is rendered on the first wrapped
node, which inherits the label text from the `--deleted-label` custom property
set in SuggestionMarks.ts (falling back to "Deleted" if absent). This is the
fallback badge for deletions without a `.bn-block-content` (see above); deletions
that wrap blocks get a per-block badge below instead.
*/
.bn-suggestion-node--delete > *:first-child::before {
  content: var(--deleted-label, "Deleted");
  display: inline-block;
  margin-right: 6px;
  padding: 0 4px;
  font-size: 11px;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.4;
  vertical-align: middle;
  /* Use the editor's text color (themed for light/dark) rather than inheriting,
     which would pick up the deleted content's user color. */
  color: var(--bn-colors-editor-text);
}

/*
Block suggestions are decided *per block*, not per mark: a deleted parent holding
a paragraph and an image should strike the paragraph text yet still flag the image
as deleted. So when a mark wraps real blocks we drop the subtree-wide highlight
(scoped with `:has(.bn-block-content)` so table row/cell suggestions keep the
fallback above) and restyle each `.bn-block-content` on its own terms below — for
insertions and deletions alike.
*/
.bn-suggestion-node:has(.bn-block-content) > *,
.dark.bn-root .bn-suggestion-node:has(.bn-block-content) > * {
  background-color: transparent;
}

/* The fallback "Deleted" badge (above) is only for deletions with no
   `.bn-block-content`; per-block deletions are flagged individually below. */
.bn-suggestion-node--delete:has(.bn-block-content) > *:first-child::before {
  content: none;
}

/*
A block WITH inline content (paragraph, heading, list item, quote, code, …) needs
no block-level background: a deletion strikes its text through in the author's
color, while an insertion already highlights the text via its inline mark
(.bn-suggestion-mark), so the transparent rule above is all it needs.
`.bn-inline-content` is present only on inline-content blocks (table cells use a
bare <p>; images/files/dividers have none), so it's what tells the two cases
apart. It can be nested below `.bn-block-content` (e.g. code wraps it in <pre>),
hence the descendant match.
*/
.bn-suggestion-node--delete .bn-block-content .bn-inline-content {
  color: var(--user-color-dark);
  text-decoration: line-through;
}

.dark.bn-root .bn-suggestion-node--delete .bn-block-content .bn-inline-content {
  color: var(--user-color-light);
}

/*
Deleted table cells are a special case: a <tr>/<td> has no `.bn-block-content` and
its text sits in a bare <p> (not `.bn-inline-content`), so neither the
strikethrough above nor the block card reaches it — and a table row/cell can't
host the "Deleted" card anyway. Treat them like inline deletions instead: strike
the cell text through in the author's color, and suppress the fallback badge.
*/
.bn-suggestion-node--delete :is(td, th) p {
  color: var(--user-color-dark);
  text-decoration: line-through;
}

.dark.bn-root .bn-suggestion-node--delete :is(td, th) p {
  color: var(--user-color-light);
}

.bn-suggestion-node--delete > :is(table, tr, td, th):first-child::before {
  content: none;
}

/*
A block with NO inline content (image, file, divider, whole table, …) has no text
to mark up, so the suggestion is shown as a filled card in the author's color, per
block — on insertions and deletions alike. The card lives on `.bn-block-content`
because it's the only element present for every block type (the suggestion wrapper
spans the whole subtree; the media wrapper exists only for files), but it sets
only non-collapsing properties — background / radius / padding never depend on the
content's intrinsic size, so no block can break.
*/
.bn-suggestion-node .bn-block-content:not(:has(.bn-inline-content)) {
  background-color: color-mix(in srgb, var(--user-color-light) 50%, white);
  border-radius: 16px;
  padding: 12px;
}

.dark.bn-root
  .bn-suggestion-node
  .bn-block-content:not(:has(.bn-inline-content)) {
  background-color: color-mix(in srgb, var(--user-color-dark) 50%, black);
}

/*
Media (image/video/audio/file) has an intrinsic width via its
`.bn-file-block-content-wrapper`, so the card hugs it instead of spanning the
column. Width-less blocks (a divider's `flex: 1` <hr>, a table) keep full width on
purpose — `fit-content` would collapse them to nothing, and full width is the
right look for them anyway. This is the only place that touches sizing, and it's
gated on a wrapper that only width-bearing blocks have.
*/
.bn-suggestion-node
  .bn-block-content:not(:has(.bn-inline-content)):has(
    > .bn-file-block-content-wrapper
  ) {
  width: fit-content;
}

/*
A deletion additionally flags the block with the localized "Deleted" label, placed
above the content (out of flow) with extra top padding reserving its row.
*/
.bn-suggestion-node--delete .bn-block-content:not(:has(.bn-inline-content)) {
  position: relative;
  padding: 48px 24px 24px;
}

.bn-suggestion-node--delete
  .bn-block-content:not(:has(.bn-inline-content))::before {
  content: var(--deleted-label, "Deleted");
  /* Sits in the reserved top padding, above the content. Out of flow so it never
     becomes a flex item beside the block. */
  position: absolute;
  top: 16px;
  left: 24px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.2;
  /* Use the editor's text color (themed for light/dark) rather than inheriting,
     which would pick up the suggestion's user color. */
  color: var(--bn-colors-editor-text);
}

/*
Modification marks (data-type="modification") are shown as a dotted underline in
the author's color rather than a filled highlight. The text and background are
left untouched so only the dotted underline carries the color. Both the inline
(.bn-suggestion-mark) and block-level (.bn-suggestion-node) variants are covered.
*/
[data-type="modification"] .bn-suggestion-mark,
[data-type="modification"] .bn-suggestion-node > * {
  background-color: transparent;
  color: inherit;
  text-decoration: underline dotted;
  text-decoration-color: var(--user-color-dark);
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

.dark.bn-root [data-type="modification"] .bn-suggestion-mark,
.dark.bn-root [data-type="modification"] .bn-suggestion-node > * {
  background-color: transparent;
  color: inherit;
  text-decoration-color: var(--user-color-light);
}

/* On hover, reveal the author's color as a filled background. */
[data-type="modification"] .bn-suggestion-mark:hover,
[data-type="modification"] .bn-suggestion-node:hover > * {
  background-color: color-mix(in srgb, var(--user-color-light) 50%, white);
  border-radius: 4px;
}

.dark.bn-root [data-type="modification"] .bn-suggestion-mark:hover,
.dark.bn-root [data-type="modification"] .bn-suggestion-node:hover > * {
  background-color: color-mix(in srgb, var(--user-color-dark) 50%, black);
}

/*
Deletions are shown as struck-through text in the author's color with no
background fill (unlike insertions, which carry a filled highlight).
*/
.bn-suggestion-mark--delete {
  background-color: transparent;
  color: var(--user-color-dark);
  text-decoration: line-through;
}

.dark.bn-root .bn-suggestion-mark--delete {
  background-color: transparent;
  color: var(--user-color-light);
}

/*
Attribution tooltip for suggestion marks (<ins> / <del> / modification).
Positioning and portaling are handled by the React controller via floating-ui
(see AttributionTooltipController), so only the static box styling lives
here. The background color is set inline from the mark's user color unless an
app-provided class overrides it (see getSuggestionMarkClassName).
*/
.bn-suggestion-tooltip {
  width: max-content;
  max-width: calc(100vw - 8px);
  padding: 0 4px;
  font-weight: bold;
  font-size: 12px;
  color: white;
  background-color: rgb(35, 35, 35);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
}

.bn-root del {
  background-color: transparent;
  color: var(--user-color-dark);
  text-decoration: line-through;
}

.dark.bn-root del {
  background-color: transparent;
  color: var(--user-color-light);
}

.bn-root del:hover {
  text-decoration-line: overline;
}