/* Tables bar and picker, section states, line numbers, block cursor, drop line. */

.tblbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-bottom: 1px solid var(--tline);
  color: var(--muted);
  font-size: 12px;
  line-height: normal;
}

.tblbar[hidden] { display: none; }
.tblbar .chip-btn { height: 26px; padding: 0 8px; }
.tbl-label { margin-right: 2px; font-variant-numeric: tabular-nums; }

.tgrid {
  display: grid;
  grid-template-columns: repeat(8, 18px);
  gap: 3px;
}

.tgrid button {
  width: 18px;
  height: 18px;
  padding: 0;
  border: 1px solid var(--tedge);
  border-radius: 1px;
  background: var(--tab);
  cursor: pointer;
}

.tgrid button.on { border-color: var(--accent); background: var(--sel-bg); }
.tgrid-n { min-width: 6ch; color: var(--fg); font-variant-numeric: tabular-nums; }

/* an outline rather than an inset shadow, which Safari can draw with an edge missing (a border
   would lose its top and left to the neighbouring cells in a collapsed table) */
.editor table.ntable td.cur { outline: 1px solid var(--accent); outline-offset: -2px; }

/* Sections */
.editor .fold-head { cursor: pointer; }
.editor .fold-in {
  box-sizing: content-box;
  min-width: 4ch;
  max-width: 60ch;
  padding: 0 4px;
  border: none;
  outline: 1px solid var(--accent);
  background: var(--sheet);
  color: var(--fg);
  font: inherit;
  caret-color: var(--accent);
}

.editor .fold.armed > .fold-head {
  border-color: var(--danger);
  box-shadow: 0 0 0 1px var(--danger), 0 0 10px color-mix(in srgb, var(--danger) 45%, transparent);
}

.editor .fold.armed > .fold-head .fold-tw { color: var(--danger); }

.editor .fold.dragging > .fold-head { opacity: .65; outline: 1px dashed var(--accent); outline-offset: -1px; }

/* where a dragged section will land: The System's bright 4px bar (sections-drag.js places it) */
.drop-line {
  position: absolute;
  z-index: 3;
  height: 4px;
  background: var(--accent);
  box-shadow: 0 0 0 1px var(--sheet), 0 0 10px var(--accent);
  pointer-events: none;
}

.drop-line[hidden] { display: none; }

/* Line numbers */
.page.numbered .editor { padding-left: 50px; }

.gutter {
  position: absolute;
  z-index: 1;
  top: 0;
  bottom: 0;
  left: 1px;
  box-sizing: content-box;
  width: 36px;
  overflow: hidden;
  border-right: 1px solid var(--line);
  pointer-events: none;
  user-select: none;
}

.gutter[hidden] { display: none; }
.gutter .gin { position: relative; }

.gutter span {
  position: absolute;
  right: 7px;
  color: var(--muted);
  font: 400 11px var(--font-ui);
  font-variant-numeric: tabular-nums;
  opacity: .6;
  white-space: nowrap;
}

.gutter span.cur { color: var(--accent); opacity: 1; }

@media (max-width: 700px) {
  .page.numbered .editor { padding-left: 42px; }
  .gutter { width: 30px; }
  .gutter span { right: 5px; }
}

/* Block cursor: the native caret is hidden while the block is drawn */
.editor.block-caret { caret-color: transparent; }

.fake-caret {
  position: absolute;
  z-index: 2;
  width: 7px;
  height: 13px;
  background: var(--accent);
  opacity: .85;
  pointer-events: none;
  animation: caret-blink 1s steps(1) infinite;
}

.fake-caret[hidden] { display: none; }

@keyframes caret-blink {
  50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .fake-caret { animation: none; }
}