/* === Board Game Layout === */
.board-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.board-wrapper {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  justify-content: center;
  flex-wrap: wrap;
}

/* === Board Grid === */
.board-grid {
  display: grid;
  width: min(70vmin, 480px);
  height: min(70vmin, 480px);
  border: 3px solid var(--accent-gold-dim);
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
}

.board-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: background-color 0.15s;
  aspect-ratio: 1;
}

.board-cell.light {
  background: #b58863;
}

.board-cell.dark {
  background: #6d4c2a;
}

.board-cell.uniform {
  background: #2a6e3f;
  border: 1px solid rgba(0,0,0,0.15);
}

.board-cell:hover {
  filter: brightness(1.15);
}

.board-cell.selected {
  outline: 3px solid var(--accent-gold);
  outline-offset: -3px;
  z-index: 1;
}

.board-cell.highlighted,
.board-cell.valid-move {
  position: relative;
}

.board-cell.highlighted::after,
.board-cell.valid-move::after {
  content: '';
  position: absolute;
  width: 30%;
  height: 30%;
  border-radius: 50%;
  background: rgba(230, 168, 23, 0.5);
}

.board-cell.capture-move::after {
  width: 80%;
  height: 80%;
  border-radius: 50%;
  background: transparent;
  border: 3px solid rgba(230, 168, 23, 0.6);
}

.board-cell.last-move {
  background: rgba(230, 168, 23, 0.25) !important;
}

/* === Pieces === */
.piece {
  font-size: min(5.5vmin, 42px);
  line-height: 1;
  user-select: none;
  filter: drop-shadow(1px 1px 1px rgba(0,0,0,0.4));
}

.piece.white {
  color: #fff;
  text-shadow: 0 0 3px rgba(0,0,0,0.6);
}

.piece.black {
  color: #222;
}

/* === Discs (Othello) === */
.disc {
  width: 75%;
  height: 75%;
  border-radius: 50%;
  transition: transform 0.3s;
}

.disc.black-disc {
  background: radial-gradient(circle at 35% 35%, #555, #111);
  box-shadow: inset 0 -2px 4px rgba(0,0,0,0.4), 0 2px 4px rgba(0,0,0,0.3);
}

.disc.white-disc {
  background: radial-gradient(circle at 35% 35%, #fff, #ccc);
  box-shadow: inset 0 -2px 4px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.3);
}

.disc.preview {
  opacity: 0.3;
}

/* === Stones (Hex/Go-style) === */
.stone {
  width: 70%;
  height: 70%;
  border-radius: 50%;
}

.stone.red {
  background: radial-gradient(circle at 35% 35%, #ff6b6b, #c0392b);
  box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

.stone.blue {
  background: radial-gradient(circle at 35% 35%, #74b9ff, #2980b9);
  box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

/* === Game Info Panel === */
.game-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 160px;
}

.turn-indicator {
  text-align: center;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(230,168,23,0.2);
}

.turn-indicator.active-black {
  color: #ddd;
}

.turn-indicator.active-white {
  color: var(--accent-gold);
}

.score-display {
  padding: 10px;
  background: rgba(0,0,0,0.2);
  border-radius: 8px;
  font-size: 0.9rem;
}

.score-row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  color: var(--text-secondary);
}

.score-row .score-val {
  color: var(--text-primary);
  font-weight: 700;
}

.captured-pieces {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  font-size: 1.2rem;
  min-height: 28px;
}

/* === Game Controls === */
.game-controls {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 12px 0;
}

/* === Setup Screen === */
.board-setup {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 20px;
  text-align: center;
  padding: 20px;
}

.board-setup h2 {
  color: var(--accent-gold);
  font-size: 1.8rem;
}

.board-setup h3 {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.setup-subtitle {
  color: var(--text-secondary);
  max-width: 400px;
  font-size: 0.95rem;
}

.setup-section {
  margin: 8px 0;
}

.mode-buttons, .diff-buttons, .color-buttons {
  display: flex;
  gap: 8px;
  justify-content: center;
}

.mode-buttons .btn, .diff-buttons .btn, .color-buttons .btn {
  min-width: 90px;
}

.mode-btn.selected, .diff-btn.selected, .color-btn.selected {
  background: var(--accent-gold);
  color: var(--bg-dark);
}

.start-btn {
  margin-top: 12px;
  padding: 12px 40px !important;
  font-size: 1.1rem !important;
}

/* === Game Over === */
.board-game-over {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 900;
  animation: fadeIn 0.4s;
}

.board-game-over .result-box {
  text-align: center;
  padding: 40px;
  background: var(--bg-felt);
  border: 2px solid var(--accent-gold);
  border-radius: 16px;
  max-width: 380px;
}

.result-box h2 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.result-box .win { color: var(--accent-gold); }
.result-box .lose { color: var(--danger); }
.result-box .draw { color: var(--text-secondary); }

.result-box p {
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* === Pawn (Breakthrough/Quoridor) === */
.pawn {
  width: 55%;
  height: 55%;
  border-radius: 50%;
}

.pawn.black-pawn {
  background: radial-gradient(circle at 35% 35%, #555, #111);
  box-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.pawn.white-pawn {
  background: radial-gradient(circle at 35% 35%, #fff, #bbb);
  box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

/* === Status Message === */
.board-message {
  text-align: center;
  padding: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  min-height: 32px;
}

/* === Responsive === */
@media (max-width: 600px) {
  .board-grid {
    width: min(90vmin, 360px);
    height: min(90vmin, 360px);
  }

  .piece {
    font-size: min(8vmin, 36px);
  }

  .board-wrapper {
    flex-direction: column;
    align-items: center;
  }

  .game-info {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    min-width: unset;
  }
}