/* The editor derives its palette from the app's shared tokens (application.css).
   It used to own a separate one, which is how we ended up with a cool blue-black
   shell wrapped around a warm charcoal editor -- two different blacks, neither
   intentional. Change the palette in one place now. */
.brainlog-editor {
  --editor-bg: var(--bg);
  --editor-fg: var(--text);
  --editor-muted: var(--text-muted);
  --editor-border: var(--border);
  --editor-soft: var(--bg-sidebar);
  --editor-accent: var(--accent);
  box-sizing: border-box;
  min-height: 60vh;
  position: relative;
  color: var(--editor-fg);
  background: var(--editor-bg);
}

.brainlog-editor *,
.brainlog-editor *::before,
.brainlog-editor *::after {
  box-sizing: inherit;
}

.brainlog-editor__surface {
  min-height: inherit;
}

.brainlog-editor .milkdown {
  min-height: inherit;
}

/* The writing column starts at the LEFT edge of the pane rather than floating in
   the middle of it. A measure is still capped for readability, but the text lines
   up with the page title and the rest of the chrome instead of drifting away. */
.brainlog-editor .ProseMirror {
  width: 100%;
  /* The MEASURE lives on the prose blocks below, not here, so that a board can use
     the whole pane. Trapped inside a 46rem column it was scrolling sideways with a
     column cut off -- a kanban that needs a scrollbar to show three columns is not
     a kanban. */
  max-width: none;
  min-height: inherit;
  margin: 0;
  padding: var(--space-4) var(--space-6) 9rem;
  outline: none;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.75;
  letter-spacing: 0.003em;
  overflow-wrap: anywhere;
}

.brainlog-editor .ProseMirror.is-empty::before {
  content: attr(data-placeholder);
  position: absolute;
  color: var(--editor-muted);
  pointer-events: none;
  opacity: 0.72;
}

.brainlog-editor .ProseMirror-yjs-cursor {
  position: relative;
  margin-left: -1px;
  border-left: 2px solid;
  border-right: 2px solid transparent;
  pointer-events: none;
  word-break: normal;
}

.brainlog-editor .ProseMirror-yjs-cursor > div {
  position: absolute;
  bottom: 100%;
  left: -2px;
  border-radius: 0.25rem 0.25rem 0.25rem 0;
  padding: 0.2rem 0.35rem;
  color: white;
  font: 600 0.7rem/1 ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  white-space: nowrap;
}

.brainlog-editor .ProseMirror-yjs-selection {
  border-radius: 0.1rem;
}

.brainlog-editor .ProseMirror > :first-child {
  margin-top: 0;
}

.brainlog-editor .ProseMirror p,
.brainlog-editor .ProseMirror ul,
.brainlog-editor .ProseMirror ol,
.brainlog-editor .ProseMirror blockquote,
.brainlog-editor .ProseMirror pre,
.brainlog-editor .ProseMirror table {
  margin: 1em 0;
}

.brainlog-editor .ProseMirror h1,
.brainlog-editor .ProseMirror h2,
.brainlog-editor .ProseMirror h3,
.brainlog-editor .ProseMirror h4,
.brainlog-editor .ProseMirror h5,
.brainlog-editor .ProseMirror h6 {
  margin: 1.8em 0 0.55em;
  line-height: 1.2;
  letter-spacing: -0.018em;
}

.brainlog-editor .ProseMirror h1 { font-size: 2rem; }
.brainlog-editor .ProseMirror h2 { font-size: 1.55rem; }
.brainlog-editor .ProseMirror h3 { font-size: 1.25rem; }

.brainlog-editor .ProseMirror a {
  color: var(--editor-accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

.brainlog-editor .ProseMirror blockquote {
  margin-left: 0;
  padding-left: 1.15rem;
  border-left: 3px solid var(--editor-border);
  color: var(--editor-muted);
}

.brainlog-editor .ProseMirror code {
  padding: 0.15em 0.35em;
  border-radius: 0.3em;
  background: var(--editor-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
}

.brainlog-editor .ProseMirror pre {
  overflow-x: auto;
  padding: 1rem 1.15rem;
  border: 1px solid var(--editor-border);
  border-radius: 0.55rem;
  background: var(--editor-soft);
  line-height: 1.55;
}

.brainlog-editor .ProseMirror pre code {
  padding: 0;
  background: transparent;
}

.brainlog-editor .ProseMirror hr {
  margin: 2.5rem auto;
  border: 0;
  border-top: 1px solid var(--editor-border);
}

.brainlog-editor .ProseMirror img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.5rem auto;
  border-radius: 0.35rem;
}

.brainlog-editor .ProseMirror li[data-item-type="task"] {
  margin-left: -1.25rem;
  list-style: none;
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
}

.brainlog-editor__task-check {
  padding-top: 0.15em;
  user-select: none;
}

.brainlog-editor__task-content {
  min-width: 0;
  flex: 1;
}

.brainlog-editor__task-content > p:first-child {
  margin-top: 0;
}

.brainlog-editor__task-content > p:last-child {
  margin-bottom: 0;
}

.brainlog-board__drag-handle {
  display: none;
}

.brainlog-editor .ProseMirror input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  accent-color: var(--editor-accent);
}

.brainlog-editor .ProseMirror input[type="checkbox"]:indeterminate {
  accent-color: var(--editor-accent);
}

.brainlog-editor .ProseMirror[aria-readonly="true"] input[type="checkbox"] {
  pointer-events: none;
}

.brainlog-editor .tableWrapper {
  overflow-x: auto;
  margin: 1.25rem 0;
}

.brainlog-editor .ProseMirror table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  line-height: 1.5;
}

.brainlog-editor .ProseMirror th,
.brainlog-editor .ProseMirror td {
  position: relative;
  min-width: 5rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--editor-border);
  vertical-align: top;
  text-align: left;
}

.brainlog-editor .ProseMirror th {
  background: var(--editor-soft);
  font-weight: 650;
}

.brainlog-editor .ProseMirror .selectedCell::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: color-mix(in srgb, var(--editor-accent) 16%, transparent);
}

.brainlog-editor .ProseMirror .column-resize-handle {
  position: absolute;
  top: 0;
  right: -2px;
  bottom: -1px;
  z-index: 3;
  width: 4px;
  background: var(--editor-accent);
  pointer-events: none;
}

.brainlog-editor__insert,
.brainlog-editor__table-tools,
.brainlog-editor__language {
  z-index: 10;
  width: max-content;
  border: 1px solid var(--editor-border);
  border-radius: 0.5rem;
  background: color-mix(in srgb, var(--editor-bg) 94%, transparent);
  box-shadow: 0 0.25rem 1rem rgb(0 0 0 / 6%);
  /* backdrop-filter removed: Chrome hit-tests it inconsistently, making the
     toolbar visually present but unclickable. Not worth a broken table button. */
}

/* The insert bar now lives in the page toolbar (see application.css), which sticks to
   the top of the scrolling pane. Sticky inside the editor content did not hold -- the
   buttons scrolled away with the text. This rule only matters if the editor is mounted
   without a toolbar to host them. */
.brainlog-editor__insert {
  position: sticky;
  top: 0.75rem;
  margin-left: auto;
  margin-right: 0.75rem;
  margin-bottom: 0.5rem;
}

/* Floated NEXT TO the table / code block being edited (updateChrome sets `top`
   inline against the position:relative .brainlog-editor). They used to sit
   pinned at the top of the note, which put them out of sight exactly when the
   table was at the bottom of a long page. */
.brainlog-editor__table-tools,
.brainlog-editor__language {
  position: absolute;
  top: 0;
  right: 0.75rem;
  display: flex;
  align-items: center;
}

.brainlog-editor__table-tools[hidden],
.brainlog-editor__language[hidden],
.brainlog-editor__insert[hidden] {
  display: none;
}

.brainlog-editor__language {
  gap: 0.45rem;
  margin-top: 0.45rem;
  padding-left: 0.6rem;
  color: var(--editor-muted);
  font: 500 0.75rem/1 ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.brainlog-editor__button,
.brainlog-editor__select {
  min-height: 2rem;
  border: 0;
  border-radius: 0.4rem;
  padding: 0.35rem 0.6rem;
  color: var(--editor-fg);
  background: transparent;
  font: 500 0.78rem/1 ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.brainlog-editor__button:hover,
.brainlog-editor__button:focus-visible,
.brainlog-editor__select:hover,
.brainlog-editor__select:focus-visible {
  outline: none;
  background: var(--editor-soft);
}

.brainlog-editor__button:focus-visible,
.brainlog-editor__select:focus-visible {
  box-shadow: inset 0 0 0 2px var(--editor-accent);
}


@media (max-width: 760px) {
  .brainlog-editor .ProseMirror {
    padding-top: 4.5rem;
  }

  .brainlog-editor__table-tools {
    max-width: calc(100vw - 1.5rem);
    overflow-x: auto;
  }
}

/* Boards are document structure, not a separate editor. The node views provide
   chrome around ordinary headings and blocks while the schema content remains
   directly editable and serializes back to comment-delimited markdown. */
.brainlog-editor .ProseMirror .brainlog-board {
  width: 100%;
  margin: 1.75rem 0;
  padding: 0.75rem;
  border: 1px solid var(--editor-border);
  border-radius: 0.65rem;
  background: var(--editor-soft);
}

.brainlog-editor .ProseMirror .brainlog-board__columns {
  display: flex;
  gap: 0.75rem;
  align-items: stretch;
  overflow-x: auto;
  padding: 0.1rem 0.1rem 0.6rem;
  overscroll-behavior-x: contain;
}

.brainlog-editor .ProseMirror .brainlog-board__column {
  position: relative;
  flex: 1 0 14rem;
  min-width: 14rem;
  max-width: 22rem;
  min-height: 12rem;
  padding: 0.8rem;
  border: 1px solid var(--editor-border);
  border-radius: 0.55rem;
  background: var(--editor-bg);
}

.brainlog-editor .ProseMirror .brainlog-board__column-content {
  min-height: 100%;
}

.brainlog-editor .ProseMirror .brainlog-board__column-content > h2:first-child {
  margin: 0 2rem 0.8rem 0;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--editor-border);
  font-size: 1rem;
  line-height: 1.35;
}

.brainlog-editor .ProseMirror .brainlog-board__column-content > :nth-child(2) {
  margin-top: 0;
}

.brainlog-editor .ProseMirror .brainlog-board__column-content > :last-child {
  margin-bottom: 0;
}

.brainlog-editor .ProseMirror .brainlog-board__tools {
  display: flex;
  justify-content: flex-end;
  padding-top: 0.15rem;
}

.brainlog-editor .ProseMirror .brainlog-board__column-tools {
  position: absolute;
  top: 0.45rem;
  right: 0.45rem;
  z-index: 2;
}

.brainlog-editor .ProseMirror .brainlog-board__button {
  color: var(--editor-muted);
}

.brainlog-editor .ProseMirror .brainlog-board__button:hover,
.brainlog-editor .ProseMirror .brainlog-board__button:focus-visible {
  color: var(--editor-fg);
  background: color-mix(in srgb, var(--editor-accent) 12%, var(--editor-bg));
}

.brainlog-editor .ProseMirror .brainlog-board__column-tools .brainlog-board__button {
  min-width: 1.75rem;
  min-height: 1.75rem;
  padding: 0.2rem;
  font-size: 1rem;
}

/* Only direct list items are cards. Nested checkboxes remain editable children of
   their parent card, and the parent's node move carries that entire subtree. */
.brainlog-editor .ProseMirror .brainlog-board__column-content > ul > li[data-board-card] {
  position: relative;
  padding-right: 1.8rem;
}

.brainlog-editor .ProseMirror .brainlog-board__column-content > ul > li[data-board-card]
  > .brainlog-board__drag-handle {
  position: absolute;
  top: 0.05rem;
  right: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.55rem;
  height: 1.55rem;
  border-radius: 0.3rem;
  color: var(--editor-muted);
  cursor: grab;
  user-select: none;
  touch-action: none;
  opacity: 0.45;
  transition: opacity 120ms ease, background-color 120ms ease, color 120ms ease;
}

.brainlog-editor .ProseMirror .brainlog-board__column-content > ul > li[data-board-card]
  > .brainlog-board__drag-handle:hover {
  color: var(--editor-fg);
  background: color-mix(in srgb, var(--editor-accent) 12%, var(--editor-bg));
  opacity: 1;
}

.brainlog-editor .ProseMirror .brainlog-board__card--dragging {
  opacity: 0.55;
}

.brainlog-editor .ProseMirror .brainlog-board__card--drop-before::before,
.brainlog-editor .ProseMirror .brainlog-board__card--drop-after::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  z-index: 4;
  height: 2px;
  border-radius: 999px;
  background: var(--editor-accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--editor-accent) 18%, transparent);
  pointer-events: none;
}

.brainlog-editor .ProseMirror .brainlog-board__card--drop-before::before {
  top: -0.35rem;
}

.brainlog-editor .ProseMirror .brainlog-board__card--drop-after::after {
  bottom: -0.35rem;
}

.brainlog-editor .ProseMirror .brainlog-board__column--drop-empty {
  border-color: var(--editor-accent);
  box-shadow: inset 0 0 0 1px var(--editor-accent);
  background: color-mix(in srgb, var(--editor-accent) 5%, var(--editor-bg));
}

@media (prefers-reduced-motion: reduce) {
  .brainlog-editor .ProseMirror .brainlog-board__drag-handle,
  .brainlog-editor .ProseMirror .brainlog-board__card--dragging,
  .brainlog-editor .ProseMirror .brainlog-board__column--drop-empty {
    transition: none;
  }
}

/* The measure now lives on the prose blocks themselves, so writing keeps its
   comfortable 46rem line length while a board is free to use the whole pane. */
.brainlog-editor .ProseMirror > :not([data-type="board"]) {
  max-width: 46rem;
}

/* Give a column room enough that a card reads as a sentence, not a word ladder. */
.brainlog-editor .ProseMirror [data-type="board-column"] {
  min-width: 16rem;
}

/* Comment-delimited task regions remain ordinary checkbox lines in markdown;
   these node views are only a table-shaped editing surface over those lines. */
.brainlog-editor .ProseMirror .brainlog-task-table {
  position: relative;
  width: 100%;
  max-width: none;
  margin: 1.75rem 0;
  padding: 0.75rem;
  border: 1px solid var(--editor-border);
  border-radius: 0.65rem;
  background: var(--editor-bg);
}

.brainlog-editor .ProseMirror .brainlog-task-table__tools {
  display: flex;
  justify-content: flex-end;
  gap: 0.25rem;
  margin-bottom: 0.5rem;
}

.brainlog-editor .ProseMirror .brainlog-task-table__menu,
.brainlog-editor .ProseMirror .brainlog-board__menu {
  position: relative;
}

.brainlog-editor .ProseMirror .brainlog-task-table__menu > summary,
.brainlog-editor .ProseMirror .brainlog-board__menu > summary {
  list-style: none;
  cursor: pointer;
}

.brainlog-editor .ProseMirror .brainlog-task-table__menu > summary::-webkit-details-marker,
.brainlog-editor .ProseMirror .brainlog-board__menu > summary::-webkit-details-marker {
  display: none;
}

.brainlog-editor .ProseMirror .brainlog-task-table__menu .overflow-menu__items,
.brainlog-editor .ProseMirror .brainlog-board__menu .overflow-menu__items {
  right: 0;
  z-index: 20;
}

.brainlog-editor .ProseMirror .brainlog-task-table table {
  margin: 0;
}

.brainlog-editor .ProseMirror .brainlog-task-table th:first-child,
.brainlog-editor .ProseMirror .brainlog-task-table td:first-child {
  width: 48%;
}

.brainlog-editor .ProseMirror .brainlog-task-table th:last-child,
.brainlog-editor .ProseMirror .brainlog-task-table td:last-child {
  width: 8rem;
}

.brainlog-editor .ProseMirror .brainlog-task-table__task-content > p:first-child,
.brainlog-editor .ProseMirror .brainlog-task-table__task-content > p:last-child {
  margin-top: 0;
  margin-bottom: 0;
}

.brainlog-editor .ProseMirror .brainlog-task-table__field {
  width: 100%;
  min-width: 0;
  border: 0;
  border-radius: 0.3rem;
  padding: 0.25rem 0.35rem;
  color: var(--editor-fg);
  background: transparent;
  font: inherit;
}

.brainlog-editor .ProseMirror .brainlog-task-table__field:focus {
  outline: 2px solid var(--editor-accent);
  outline-offset: 1px;
}

.brainlog-editor .ProseMirror .brainlog-task-table__token {
  display: none;
}

.brainlog-editor .ProseMirror-gapcursor {
  display: none;
  position: absolute;
  pointer-events: none;
}

.brainlog-editor .ProseMirror-focused .ProseMirror-gapcursor {
  display: block;
}

.brainlog-editor .ProseMirror-gapcursor::after {
  content: "";
  display: block;
  position: absolute;
  top: -2px;
  width: 20px;
  border-top: 1px solid var(--editor-accent);
  border-top-color: var(--editor-accent);
  animation: brainlog-cursor-blink 1.1s steps(2, start) infinite;
}

@keyframes brainlog-cursor-blink {
  to { visibility: hidden; }
}