/* minesweeper: rules used only by the minesweeper pages (loaded after base.css). */
/* Minesweeper board: a float-grid (same JS-enforced square cell size
   technique as the other games) at a fixed pixel width rather than a
   percentage one, wrapped in a horizontally scrolling container - so
   the 30-column Expert board keeps a legible ~32px cell size on a
   narrow e-reader screen instead of shrinking every cell down to
   illegibility. Numbers, flags and mines are told apart by the glyph
   itself, never by color, so this reads fine on a monochrome display
   without any special-casing. */
.minesweeper-toolbar {
  display: flex;
  align-items: center;
  justify-content: center;
margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

/* Flexbox `gap` fallback: margin-based spacing instead, since some E-Ink browsers (Tolino confirmed) don't support `gap` on a flex container and render items with zero space between them. */
/* Minesweeper board: a float-grid (same JS-enforced square cell size
   technique as the other games) at a fixed pixel width rather than a
   percentage one > *, wrapped in a horizontally scrolling container - so
   the 30-column Expert board keeps a legible ~32px cell size on a
   narrow e-reader screen instead of shrinking every cell down to
   illegibility. Numbers > *, flags and mines are told apart by the glyph
   itself > *, never by color > *, so this reads fine on a monochrome display
   without any special-casing. */
.minesweeper-toolbar > * {
  margin: 0 0.8rem 0.8rem 0;
}

/* Minesweeper board: a float-grid (same JS-enforced square cell size
   technique as the other games) at a fixed pixel width rather than a
   percentage one > *:last-child, wrapped in a horizontally scrolling container - so
   the 30-column Expert board keeps a legible ~32px cell size on a
   narrow e-reader screen instead of shrinking every cell down to
   illegibility. Numbers > *:last-child, flags and mines are told apart by the glyph
   itself > *:last-child, never by color > *:last-child, so this reads fine on a monochrome display
   without any special-casing. */
.minesweeper-toolbar > *:last-child {
  margin-right: 0;
}

.minesweeper-mine-counter,
.minesweeper-timer {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.minesweeper-board-wrap {
  overflow-x: auto;
  max-width: 100%;
}

#minesweeper-board {
  display: block;
  border: 3px solid var(--border);
  background: var(--square-light);
  box-sizing: border-box;
  overflow: hidden;
  margin: 0 auto;
}

.minesweeper-cell {
  background: var(--square-dark);
  border: 1px solid var(--border);
  box-sizing: border-box;
}

.minesweeper-cell-revealed {
  background: var(--square-light);
}

.minesweeper-cell-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.9rem;
  font-size: clamp(0.7rem, 3vw, 1.1rem);
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
}

.minesweeper-cell-mine {
  background: var(--square-dark);
}

.minesweeper-cell-exploded {
  outline: 2px solid var(--border);
  outline-offset: -2px;
}

.mine-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4em;
  height: 1.4em;
}

.mine-icon::before {
  content: "\25CF";
  font-size: 1em;
  line-height: 1;
}

/* Hint (task 181): a field that is certainly safe or certainly a mine. */
.minesweeper-cell-hint {
  outline: 3px dashed var(--text);
  outline-offset: -3px;
}