/* cake: rules used only by the cake pages (loaded after base.css). */
/* Who Took the Cake? (cake-app.js): a floor plan of square cells
   (float-grid, height set from JS like the other boards). Rooms are told
   apart by wall thickness - thick lines between rooms, thin ones inside -
   never by grey. Each room has a number in the top strip of one of its
   cells (spelled out in the legend under the board); a placed thing is
   drawn large below that strip, so it never covers the number. */
.cake-board-wrap {
  position: relative;
  max-width: 560px;
  margin: 0 auto;
  box-sizing: border-box;
}

.cake-board {
  position: relative;
  width: 100%;
  border: 3px solid var(--border);
  background: var(--square-light);
  box-sizing: border-box;
  overflow: hidden;
}

.cake-cell {
  float: left;
  position: relative;
  box-sizing: border-box;
  border: 1px solid var(--border);
  background: var(--square-light);
  padding: 0;
  cursor: pointer;
  overflow: hidden;
}

.cake-cell.cake-wall-t { border-top-width: 3px; }

.cake-cell.cake-wall-b { border-bottom-width: 3px; }

.cake-cell.cake-wall-l { border-left-width: 3px; }

.cake-cell.cake-wall-r { border-right-width: 3px; }

.cake-labels {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.cake-room-label {
  position: absolute;
  box-sizing: border-box;
  padding: 3px 3px 0 5px;
  font-size: 0.7rem;
  line-height: 1.1;
  font-weight: 700;
  text-align: start;
  white-space: nowrap;
  overflow: hidden;
}

/* A room whose name fits nowhere in its cells shows a number; the legend
   under the board spells it out. */
.cake-legend {
  margin: 0.4rem 0 0;
  text-align: center;
  font-size: 0.85rem;
  line-height: 1.6;
}

.cake-legend-item {
  display: inline-block;
  margin: 0 0.6rem;
  white-space: nowrap;
}

.cake-thing {
  position: absolute;
  display: block;
  pointer-events: none;
  left: 20%;
  bottom: 5%;
  width: 60%;
  height: 60%;
}

.cake-thing svg {
  display: block;
  width: 100%;
  height: 100%;
}

.cake-clues-title {
  font-size: 1.1rem;
  margin: 0.75rem 0 0.25rem;
}

.cake-clues {
  margin: 0;
  padding-inline-start: 1.6rem;
}

@media (min-width: 560px) {
  /* Two columns of clues where there is room, so board, buttons and clues
     fit on one e-reader screen. */
  .cake-clues {
      -webkit-column-count: 2;
      column-count: 2;
      -webkit-column-gap: 2rem;
      column-gap: 2rem;
    }
    .cake-clues li {
      -webkit-column-break-inside: avoid;
      break-inside: avoid;
    }
  }

.cake-clue {
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 6px 4px;
  border: none;
  background: none;
  color: var(--text);
  font: inherit;
  text-align: start;
  cursor: pointer;
}

/* The clue the hint's reason uses: bold until the next move. */
.cake-clue.cake-clue-used {
  font-weight: 700;
}

/* "Always true": the four fixed rules, numbered, same size as the clues,
   not tickable; a plain frame sets them apart from the clues. */
.cake-always {
  margin: 0.5rem 0 0;
  padding: 0 0.5rem 0.25rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
}

.cake-always-list {
  margin: 0;
  padding-inline-start: 1.6rem;
}

.cake-always-list li {
  padding: 4px 4px;
  text-align: start;
}

/* Ticked off: struck through and marked with a tick in front. */
.cake-clue.cake-clue-done {
  text-decoration: line-through;
}

.cake-clue.cake-clue-done::before {
  content: "\2713\00a0";
  font-weight: 700;
}

.cake-cell.hint-cell {
  outline: 6px double var(--text);
  outline-offset: -7px;
}

.cake-example {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
}