/* ── ハンドレンジ選択グリッド ── */
.range-cell {
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
  font-size: 0.8rem;
  line-height: 1;
  border: 1px solid #d1d5db;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
  transition: background-color 0.05s;
  aspect-ratio: 1 / 1;
}
.range-cell.selected {
  background-color: #4f46e5;
  color: #fff;
  border-color: #4338ca;
}
.range-cell.drag-preview {
  background-color: #818cf8;
  color: #fff;
  border-color: #6366f1;
}
.range-cell.suited {
  background-color: #eff6ff;
}
.range-cell.offsuit {
  background-color: #fff7ed;
}
.range-cell.pair {
  background-color: #f0fdf4;
}
.range-cell.selected.suited,
.range-cell.selected.offsuit,
.range-cell.selected.pair {
  background-color: #4f46e5;
}
.range-cell.drag-preview.suited,
.range-cell.drag-preview.offsuit,
.range-cell.drag-preview.pair {
  background-color: #818cf8;
}

/* モバイル: セルを詰めて表示 */
@media (max-width: 767px) {
  .range-cell {
    font-size: 0.72rem;
  }
}

/* スマホ用レンジプレビュー */
.range-preview-cell {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  line-height: 1;
}
.range-preview-cell.suited {
  background-color: #eff6ff;
}
.range-preview-cell.offsuit {
  background-color: #fff7ed;
}
.range-preview-cell.pair {
  background-color: #f0fdf4;
}
.range-preview-cell.selected.suited,
.range-preview-cell.selected.offsuit,
.range-preview-cell.selected.pair {
  background-color: #4f46e5;
  color: #fff;
}

/* ── カード選択モーダル ── */
.card-btn {
  width: 100%;
  aspect-ratio: 2 / 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  border-radius: 4px;
  border: 1px solid #d1d5db;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.1s;
  background: #fff;
  padding: 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
  line-height: 1;
}
.card-btn .cb-rank {
  font-size: 1rem;
}
.card-btn .cb-suit {
  font-size: 0.75rem;
}
@media (max-width: 767px) {
  .card-btn .cb-rank {
    font-size: 0.85rem;
  }
  .card-btn .cb-suit {
    font-size: 0.65rem;
  }
}
.card-btn:hover:not(:disabled) {
  border-color: #4f46e5;
  background: #eef2ff;
  box-shadow: 0 2px 4px rgba(79, 70, 229, 0.2);
}
.card-btn.selected {
  background: #4f46e5;
  color: #fff !important;
  border-color: #4338ca;
}
.card-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  box-shadow: none;
}
.card-btn.spade {
  color: #111827;
}
.card-btn.heart {
  color: #dc2626;
}
.card-btn.diamond {
  color: #2563eb;
}
.card-btn.club {
  color: #16a34a;
}

/* 選択済みカードの表示欄 */
.card-slot {
  width: 2.8rem;
  height: 3.8rem;
  border: 2px dashed #d1d5db;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
  background: #fff;
  line-height: 1;
}
.card-slot .cs-rank {
  font-size: 1rem;
}
.card-slot .cs-suit {
  font-size: 0.75rem;
}
.card-slot:hover {
  border-color: #4f46e5;
  background: #eef2ff;
}
.card-slot.filled {
  border-style: solid;
  border-color: #4f46e5;
}
.card-slot.spade {
  color: #111827;
}
.card-slot.heart {
  color: #dc2626;
}
.card-slot.diamond {
  color: #2563eb;
}
.card-slot.club {
  color: #16a34a;
}