.hidden {
  display: none;
}

#table {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.row {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}

.playerBox {
  border: 1px solid #999;
  padding: 10px;
  width: 150px;
  min-height: 60px;
  background: #f9f9f9;
}

.playerBox.self {
  border: 2px solid #4caf50;
  font-weight: bold;
}


.gameTable{
  display:grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-areas:
    ". north ."
    "west . south"
    ". self .";
  gap:10px;
  justify-items:center;
  align-items:center;
}
.pos{ background:#fff; border:1px solid #888; padding:8px 10px; border-radius:6px; min-width:140px; text-align:center; }
.north{ grid-area:north; }
.west{ grid-area:west; }
.self{ grid-area:self; min-width:220px; padding:16px; }
.south{ grid-area:south; }

.name,.selfName{ font-weight:bold; margin-bottom:4px; }
.point{ font-size:14px; }
.selfPoint{ font-size:28px; font-weight:800; }
.diff{ margin-top:4px; font-size:12px; }
.diff.negative{ color:#c00; font-weight:700; } /* マイナスは赤 */

.sendBtn{ margin-top:6px; }
.amtBtn{ min-width:80px; }


/* =========================
   Game Screen (対局画面)
========================= */

#gameScreen {
  /* 画像っぽい背景 */
  background: #bfe6b0;
  border: 2px solid #222;
  padding: 14px;
  max-width: 980px;
  margin: 16px auto;
  box-sizing: border-box;
}

.gs-title {
  margin: 0 0 10px 0;
  font-size: 18px;
}

.gs-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
  align-items: start;
}

/* ---- 左：卓 ---- */
.gs-tableWrap {
  position: relative;
  min-height: 420px;
}

.gs-riichiLine {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.gs-riichiText {
  font-size: 14px;
}

.gs-table {
  position: relative;
  min-height: 380px;
}

/* 座席の箱 */
.gs-seat {
  position: absolute;
  background: #fff;
  border: 2px solid #222;
  padding: 8px 10px;
  box-sizing: border-box;
  text-align: center;
  min-width: 120px;
}

.gs-name {
  font-weight: 700;
  margin-bottom: 4px;
}

.gs-point {
  font-size: 18px;
  line-height: 1.2;
}

.gs-diff {
  margin-top: 4px;
  font-size: 13px;
}

/* あなたのJSが付ける negative クラスに対応 */
.negative {
  color: #c00;
}

/* 送るボタン */
.gs-sendBtn {
  margin-top: 6px;
  padding: 6px 10px;
  border: 2px solid #222;
  background: #fff;
  cursor: pointer;
}

/* 北・西・南・自分 の配置（画像の雰囲気に寄せる） */
.gs-north {
  top: 38px;
  left: 50%;
  transform: translateX(-50%);
}

.gs-west {
  top: 150px;
  left: 10px;
}

.gs-south {
  top: 150px;
  right: 10px;
}

/* 自分（下の大きい枠） */
.gs-self {
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  width: 360px;
  padding: 16px 10px;
}

.gs-selfName {
  font-weight: 700;
  margin-bottom: 8px;
}

.gs-selfPoint {
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: 1px;
}

/* ---- 右：操作パネル ---- */
.gs-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.gs-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.gs-card {
  background: #fff;
  border: 2px solid #222;
  padding: 10px;
}

.gs-cardRow {
  display: flex;
  gap: 6px;
  margin: 4px 0;
}

.gs-cardLabel {
  width: 78px;
  font-size: 13px;
  opacity: 0.85;
}

.gs-cardValue {
  font-size: 14px;
}

.gs-amountGrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

/* ボタン共通 */
.gs-btn {
  background: #fff;
  border: 2px solid #222;
  padding: 10px 12px;
  cursor: pointer;
  font-weight: 700;
  box-sizing: border-box;
}

.gs-btn:active,
.gs-sendBtn:active {
  transform: translateY(1px);
}

.gs-btnWide {
  min-width: 120px;
}

.gs-btnSub {
  opacity: 0.9;
}

.gs-btnPrimary {
  /* 色は控えめ（必要なら変えてOK） */
  background: #fff;
}

.gs-btnDanger {
  background: #fff;
}

/* ---- レスポンシブ ---- */
@media (max-width: 860px) {
  .gs-layout {
    grid-template-columns: 1fr;
  }
  .gs-tableWrap {
    min-height: 390px;
  }
}