@import url('../global.css');

/* =============================================================================
   Sokoban — a grid of walls, floor, targets, crates and the player. The board
   keeps the shared square footprint; cells are sized from the level's --rows /
   --cols. All appearance is toggled by class from SokobanGame.renderState.
   ========================================================================== */

/* The warehouse grid: a square that shrinks (via .game-square) so the Undo /
   Restart toolbar below always stays on-screen. */
.sokoban-board {
  display: grid;
  grid-template-columns: repeat(var(--cols, 6), 1fr);
  grid-template-rows: repeat(var(--rows, 6), 1fr);
  gap: 1px;
  background: var(--sok-grid);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  touch-action: none;
  user-select: none;
}

.sok-cell {
  position: relative;
  background: var(--sok-floor);
}

.sok-cell.is-wall {
  background: var(--sok-wall);
}

/* Target: a small ring in the middle of the floor. */
.sok-cell.is-target::before {
  content: '';
  position: absolute;
  inset: 34%;
  border-radius: 50%;
  background: var(--sok-target);
  box-shadow: 0 0 4px var(--sok-target);
}

/* A crate: a rounded square filling most of the cell. */
.sok-cell.is-box::after,
.sok-cell.is-box-on::after {
  content: '';
  position: absolute;
  inset: 12%;
  border-radius: 18%;
  background: var(--sok-box);
  border: 2px solid var(--sok-box-edge);
  box-shadow: inset 0 0 0 3px rgba(255, 255, 255, 0.12);
}

/* A crate already on its target turns green (a satisfied goal). */
.sok-cell.is-box-on::after {
  background: var(--sok-box-on);
  border-color: var(--sok-box-on-edge);
}

/* The player: a round token on top of whatever the cell is. */
.sok-cell.is-player::after {
  content: '';
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--sok-player-hi), var(--sok-player));
  box-shadow: 0 2px 3px rgba(0, 0, 0, 0.35);
  z-index: 1;
}

/* Undo / Restart toolbar under the board (natural height). */
.sokoban-tools {
  flex: 0 0 auto;
  display: flex;
  justify-content: center;
  gap: 0.75rem;
}

.sokoban-btn {
  width: 3rem;
  height: 3rem;
  font-size: 1.4rem;
  border: none;
  border-radius: var(--border-radius-md);
  background: var(--sok-btn);
  color: #fff;
  cursor: pointer;
  transition:
    transform 0.1s ease,
    background-color 0.15s ease;
}

.sokoban-btn:hover {
  background: var(--sok-btn-hover);
}

.sokoban-btn:active {
  transform: scale(0.92);
}