.game-mahjong {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1rem;
  font-family: sans-serif;
}

/* ─── ヘッダ ─────────────────────────── */

.mj-title {
  margin: 0;
  font-size: 1.4rem;
}

.mj-status {
  margin: 0;
  color: #555;
}

.mj-error {
  color: #c00;
  font-weight: bold;
  margin: 0;
}

/* ─── ボード: 麻雀卓グリッド ─────────── */

.mj-board {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto 1fr auto;
  grid-template-areas:
    "toimen  toimen  toimen"
    "kamite  center  shimote"
    "my      my      my";
  gap: 0.5rem;
  background: #1c5c1c;
  border-radius: 16px;
  padding: 0.75rem;
  box-shadow:
    inset 0 0 60px rgba(0, 0, 0, 0.45),
    0 4px 20px rgba(0, 0, 0, 0.35);
}

/* ─── 対家（上） ──────────────────────── */

.mj-toimen {
  grid-area: toimen;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
}

/* ─── 上家（左） ──────────────────────── */

.mj-kamite {
  grid-area: kamite;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
}

/* ─── 中央パネル ─────────────────────── */

.mj-center {
  grid-area: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  min-width: 90px;
  min-height: 120px;
  color: #fff;
  text-align: center;
}

.mj-center-round {
  font-size: 0.9rem;
  font-weight: bold;
  color: #ffd700;
}

.mj-center-honba {
  color: #ffcc66;
}

.mj-center-turn {
  font-size: 0.75rem;
  color: #ccc;
}

.mj-center-wall {
  line-height: 1;
}

.mj-center-wall-num {
  font-size: 2.4rem;
  font-weight: bold;
  color: #fff;
}

.mj-center-wall-label {
  font-size: 0.7rem;
  color: #aaa;
  margin-left: 2px;
  vertical-align: super;
}

.mj-center-dora {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  color: #ccc;
}

/* ─── 下家（右） ──────────────────────── */

.mj-shimote {
  grid-area: shimote;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
}

/* ─── 対戦相手ラベル ─────────────────── */

.mj-opponent-label {
  margin: 0;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.65);
}

/* ─── 河 ──────────────────────────────── */

.mj-river {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  min-height: 2.5rem;
}

.mj-river--vertical {
  flex-direction: column;
  flex-wrap: nowrap;
  min-height: unset;
  min-width: 2rem;
  max-height: 220px;
  overflow: hidden;
}

/* ─── 自分エリア（下） ───────────────── */

.mj-my-area {
  grid-area: my;
  background: rgba(0, 0, 80, 0.25);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  border: 2px solid rgba(74, 144, 217, 0.55);
}

.mj-my-river {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  min-height: 2rem;
  margin-bottom: 0.4rem;
}

.mj-hand {
  display: flex;
  align-items: flex-end;
  gap: 0.7rem;
  padding: 4px 4px 12px;
}

.mj-hand-tiles {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.mj-drawn {
  margin-left: 0.4rem;
}

.mj-hint {
  margin: 0.4rem 0 0;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.8);
}

.mj-waiting,
.mj-label {
  color: #888;
  font-size: 0.85rem;
}

/* ─── 牌（リアル寄り） ──────────────────────────────── */

.mj-tile {
  --tile-w: 2.4rem;
  --tile-h: 3.2rem;
  --tile-radius: 6px;
  --tile-face: linear-gradient(180deg, #fdfaf0 0%, #f5ecd1 100%);
  --tile-edge: #b9ad7e;

  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--tile-w);
  height: var(--tile-h);
  border-radius: var(--tile-radius);
  background: var(--tile-face);
  border: 1px solid var(--tile-edge);
  font-family: "Noto Sans Symbols 2", "Segoe UI Symbol", "Apple Symbols",
    "Yu Gothic", sans-serif;
  font-size: 1.7rem;
  line-height: 1;
  color: #1a1a1a;
  user-select: none;
  /* 上面の薄いハイライト + 下方向の影で立体感 */
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    inset 0 -2px 3px rgba(0, 0, 0, 0.08),
    0 2px 3px rgba(0, 0, 0, 0.25),
    0 0 0 0.5px rgba(0, 0, 0, 0.05);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
}

/* 河の牌は一回り小さく、置かれた感じに */
.mj-tile--river {
  --tile-w: 1.7rem;
  --tile-h: 2.25rem;
  --tile-radius: 4px;
  font-size: 1.15rem;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    0 1px 2px rgba(0, 0, 0, 0.25);
}

/* ドラ表示牌：少し金縁 */
.mj-tile--indicator {
  --tile-w: 1.8rem;
  --tile-h: 2.4rem;
  --tile-radius: 5px;
  --tile-edge: #c79c2c;
  font-size: 1.25rem;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 0 0 2px rgba(199, 156, 44, 0.35),
    0 1px 3px rgba(0, 0, 0, 0.25);
}

/* ツモ牌：手牌から少し離して、橙縁で強調 */
.mj-tile--drawn {
  --tile-edge: #d49600;
  margin-left: 8px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    inset 0 -2px 3px rgba(0, 0, 0, 0.08),
    0 0 0 2px rgba(212, 150, 0, 0.35),
    0 3px 5px rgba(0, 0, 0, 0.3);
}

/* 赤五は字を朱色で */
.mj-tile--red {
  color: #c41818;
  text-shadow: 0 1px 0 rgba(255, 220, 220, 0.6);
}

.mj-tile--clickable {
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.mj-tile--clickable:hover {
  transform: translateY(-6px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    inset 0 -2px 3px rgba(0, 0, 0, 0.08),
    0 8px 12px rgba(0, 0, 0, 0.35),
    0 0 0 0.5px rgba(0, 0, 0, 0.05);
}

.mj-tile--clickable:active {
  transform: translateY(-2px);
}