/* Superscript reference marker. The visible number comes from the numbering
   plugin decoration which sets the --footnote-number CSS variable. */
.reference {
  cursor: pointer;
  color: var(--mantine-color-blue-6);
  font-weight: 500;
  vertical-align: super;
  font-size: 0.75em;
  line-height: 0;
  user-select: none;
  white-space: nowrap;
}

.reference::after {
  content: var(--footnote-number, "");
}

.reference:hover {
  text-decoration: underline;
}

.reference.selected {
  background-color: var(--mantine-color-blue-1);
  border-radius: 2px;
}

/* Read-only popover shown on hover/click of a reference. */
.popover {
  position: absolute;
  z-index: 1000;
  max-width: 360px;
  padding: var(--mantine-spacing-sm);
  background: var(--mantine-color-body);
  color: var(--mantine-color-default-color);
  border: 1px solid var(--mantine-color-default-border);
  border-radius: var(--mantine-radius-md);
  box-shadow: var(--mantine-shadow-md);
  font-size: var(--mantine-font-size-sm);
  line-height: 1.4;
}

.popoverHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--mantine-spacing-xs);
  margin-bottom: 4px;
}

.popoverNumber {
  font-weight: 600;
  color: var(--mantine-color-dimmed);
}

.popoverBody {
  white-space: pre-wrap;
  word-break: break-word;
}

/* Bottom footnotes container. Flex column so the heading (rendered AFTER the
   editable NodeViewContent in the DOM for #146) is lifted back above the list
   visually via `order`, instead of sitting in-flow before the contentDOM. */
.list {
  display: flex;
  flex-direction: column;
  margin-top: var(--mantine-spacing-lg);
  padding-top: var(--mantine-spacing-md);
  border-top: 1px solid var(--mantine-color-default-border);
}

.listHeading {
  order: -1; /* visually above the list, though it follows it in the DOM (#146) */
  font-weight: 600;
  font-size: var(--mantine-font-size-sm);
  color: var(--mantine-color-dimmed);
  margin-bottom: var(--mantine-spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.definition {
  display: flex;
  align-items: flex-start;
  /* Tight spacing between the content and the trailing ↩ back-link. */
  gap: 0.3em;
  padding: 2px 0;
  /* Footnotes read smaller than body text (16px). Matches .listHeading. */
  font-size: var(--mantine-font-size-sm);
}

/* The "N." number is decorative (from the --footnote-number CSS var on the
   wrapper, never in the document model) and is rendered inline at the start of
   the first content line via ::before. This keeps text and wrapped lines flush
   to the left margin — no hanging indent — while the editable contentDOM stays
   the FIRST DOM child (#146). */
.definitionContent {
  flex: 1 1 auto;
  min-width: 0;
}

.definitionContent > :first-child::before {
  content: var(--footnote-number, "?") ". ";
  color: var(--mantine-color-dimmed);
  font-variant-numeric: tabular-nums;
  user-select: none;
}

/* The inner editable paragraph inherits `.ProseMirror p { margin: 0.5em 0 }`.
   Drop the outer margins so the definition sits tight to the heading above and
   the ::before number aligns with the top of the row — same approach used for
   callouts in core.css. */
.definitionContent > :first-child {
  margin-top: 0;
}

.definitionContent > :last-child {
  margin-bottom: 0;
}

.backLink {
  flex: 0 0 auto;
  cursor: pointer;
  color: var(--mantine-color-blue-6);
  user-select: none;
  font-size: 0.9em;
}

.backLink:hover {
  text-decoration: underline;
}

/* Multi-backlink row (#168): ↩ a b c — one lettered link per reference
   occurrence. Sits on the right, after the content, like the single ↩. */
.backLinks {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 0.3em;
  user-select: none;
}

.backLinkArrow {
  color: var(--mantine-color-dimmed);
  font-size: 0.9em;
}