/* ===================================================
   雀聖AI - Mahjong Master Pro スタイルシート
   雀卓グリーンマット調・立体麻雀牌・モダンUI
   =================================================== */

:root {
  --mat-bg-dark: #042f24;
  --mat-bg-mid: #064e3b;
  --mat-bg-light: #0d5f49;
  --mat-felt-tint: rgba(16, 185, 129, 0.08);

  --wood-dark: #271406;
  --wood-mid: #451a03;
  --wood-light: #78350f;
  --wood-border: #92400e;

  --gold-accent: #f59e0b;
  --gold-glow: rgba(245, 158, 11, 0.35);
  --gold-text: #fef3c7;

  --tile-bg-front: #faf8f2;
  --tile-bg-back: #e09f3e; /* 麻雀牌の背面イエロー/竹色 */
  --tile-border: #d6cfbf;
  --tile-shadow: rgba(0, 0, 0, 0.45);

  --text-primary: #f8fafc;
  --text-muted: #94a3b8;
  /* 中緑背景 (#064e3b) 上でも 4.5:1 以上 (≈5.5:1) を確保する補助文字色 */
  --text-muted-bright: #b3c5d8;
  --card-bg: rgba(6, 42, 33, 0.85);
  --card-border: rgba(52, 211, 153, 0.25);

  --danger-color: #ef4444;
  --success-color: #10b981;
  --info-color: #38bdf8;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-tile: 6px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body.mat-theme {
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--mat-bg-dark);
  background-image: 
    radial-gradient(ellipse at 50% 20%, var(--mat-bg-light) 0%, var(--mat-bg-mid) 50%, var(--mat-bg-dark) 100%),
    repeating-linear-gradient(45deg, var(--mat-felt-tint) 0px, var(--mat-felt-tint) 2px, transparent 2px, transparent 6px);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  padding-bottom: 130px; /* パレット固定領域の余白 */
}

/* アプリ全体レイアウト */
.app-container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 12px 14px;
}

/* ヘッダー */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: rgba(4, 30, 23, 0.9);
  border: 1px solid var(--wood-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  margin-bottom: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  font-size: 2rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
}

.brand-title {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.35rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: 0.05em;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.brand-sub {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--gold-accent);
  letter-spacing: 0.02em;
}

.brand-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 1px;
}

.header-actions {
  display: flex;
  gap: 6px;
}

/* ボタンスタイル */
.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #e2e8f0;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-danger-ghost:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: var(--danger-color);
  color: #fca5a5;
}

.btn-primary {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-primary.btn-large {
  width: 100%;
  padding: 14px;
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #1c1917;
  border-color: #fde68a;
  box-shadow: 0 4px 16px var(--gold-glow);
}

.btn-secondary {
  background: rgba(30, 41, 59, 0.85);
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(51, 65, 85, 0.9);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 0.78rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn-xs {
  padding: 3px 8px;
  font-size: 0.72rem;
  border-radius: 4px;
  cursor: pointer;
}

.btn-mat {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(52, 211, 153, 0.3);
  color: #a7f3d0;
}

.btn-mat:hover {
  background: rgba(16, 185, 129, 0.3);
  color: #fff;
}

/* ナビゲーションタブ */
.mode-nav {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-bottom: 12px;
}

.nav-tab {
  background: rgba(4, 30, 23, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 10px 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-tab .tab-icon {
  font-size: 1.25rem;
}

.nav-tab .tab-label {
  font-size: 0.78rem;
  font-weight: 600;
}

.nav-tab:hover {
  background: rgba(6, 42, 33, 0.9);
  color: #cbd5e1;
}

.nav-tab.active {
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.3) 0%, rgba(6, 42, 33, 0.9) 100%);
  border-color: #10b981;
  color: #fff;
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* ================= 共通手牌セクション（卓上マット） ================= */
.hand-section.table-mat {
  background: linear-gradient(180deg, #064030 0%, #032b20 100%);
  border: 3px solid var(--wood-mid);
  outline: 2px solid var(--wood-border);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  box-shadow: 
    0 8px 30px rgba(0, 0, 0, 0.6),
    inset 0 0 40px rgba(0, 0, 0, 0.4),
    inset 0 1px 1px rgba(255, 255, 255, 0.15);
  margin-bottom: 14px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.hand-info-badge {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hand-info-badge .label {
  font-weight: 700;
  font-size: 0.85rem;
  color: #cbd5e1;
}

.count-badge {
  background: rgba(0, 0, 0, 0.4);
  padding: 3px 8px;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--gold-accent);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.shanten-badge {
  background: rgba(16, 185, 129, 0.2);
  color: #6ee7b7;
  border: 1px solid rgba(52, 211, 153, 0.4);
  padding: 3px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
}

.hand-controls {
  display: flex;
  gap: 6px;
}

/* 牌トレイ（手牌並び） */
.tile-tray-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  min-height: 80px;
  overflow-x: auto;
}

.tile-tray {
  display: flex;
  align-items: center;
  gap: 3px;
  flex-wrap: nowrap;
  min-height: 68px;
  padding: 4px 0;
}

.empty-tray-msg {
  color: var(--text-muted);
  font-size: 0.82rem;
  text-align: center;
  width: 100%;
  padding: 16px 8px;
}

/* 和了牌（アガリ牌）スロット */
.winning-tile-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding-left: 10px;
  border-left: 1px dashed rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}

.win-tile-label {
  font-size: 0.68rem;
  color: var(--gold-accent);
  font-weight: 700;
  letter-spacing: 0.05em;
}

.tile-slot {
  width: 46px;
  height: 64px;
  border: 2px dashed rgba(245, 158, 11, 0.45);
  border-radius: var(--radius-tile);
  background: rgba(0, 0, 0, 0.28);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.tile-slot:hover {
  border-color: var(--gold-accent);
  background: rgba(245, 158, 11, 0.1);
}

.tile-slot .slot-placeholder {
  color: rgba(245, 158, 11, 0.5);
  font-weight: 900;
  font-size: 1.2rem;
}

/* 副露（鳴き牌）表示 */
.melds-tray-container {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.melds-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.melds-title {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 700;
}

.melds-list {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.meld-group {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: rgba(0, 0, 0, 0.3);
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

.meld-group .btn-del-meld {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 16px;
  height: 16px;
  background: var(--danger-color);
  color: #fff;
  border-radius: 50%;
  border: none;
  font-size: 10px;
  line-height: 16px;
  cursor: pointer;
  display: none;
}

.meld-group:hover .btn-del-meld {
  display: block;
}

/* ================= 麻雀牌コンポーネント（3Dリアル・高視認性スタイル） ================= */
.mj-tile,
.mahjong-tile {
  width: 46px;
  height: 64px;
  position: relative;
  background: linear-gradient(180deg, #ffffff 0%, #fbf8f2 50%, #f3ede2 100%);
  border-radius: 6px;
  border-top: 1.5px solid #ffffff;
  border-left: 1.5px solid #fcfaf5;
  border-right: 2px solid #b8ac98;
  border-bottom: 5px solid #d97706; /* 背面の本格的な竹・黄アクリル層 */
  box-shadow: 
    0 4px 10px rgba(0, 0, 0, 0.48),
    0 1px 3px rgba(0, 0, 0, 0.25),
    inset 0 1.5px 1px #ffffff,
    inset -1px -1px 2px rgba(0, 0, 0, 0.08);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  user-select: none;
  cursor: pointer;
  transition: transform 0.12s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.12s;
  flex-shrink: 0;
  box-sizing: border-box;
}

.mj-tile:hover,
.mahjong-tile:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6), 0 0 10px rgba(245, 158, 11, 0.3);
}

.mj-tile:active,
.mahjong-tile:active {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.mj-tile.selected,
.mahjong-tile.selected {
  outline: 2.5px solid #f59e0b;
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.7);
  transform: translateY(-6px);
}

.mj-tile.agari-tile,
.mahjong-tile.agari-tile {
  border-top-color: #fef08a;
  box-shadow: 0 0 16px rgba(234, 179, 8, 0.6), 0 4px 10px rgba(0, 0, 0, 0.5);
}

.mj-tile.tile-red-dora,
.mahjong-tile.tile-red-dora {
  background: linear-gradient(180deg, #fff5f5 0%, #fef2f2 50%, #fee2e2 100%);
}

.mj-tile-face,
.tile-front {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3px 2px;
  position: relative;
}

/* 萬子スタイル（墨色の数字＋赤の萬・毛筆寄りの明朝書体） */
.man-text,
.tile-man-graphic {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: 'Zen Old Mincho', 'Hiragino Mincho ProN', 'Hiragino Mincho Pro', 'YuMincho', 'Yu Mincho', 'Noto Serif JP', 'Songti SC', serif;
  font-weight: 900;
  line-height: 0.95;
  text-align: center;
}

.man-num {
  font-size: 1.25rem;
  color: #20242c;
  letter-spacing: -0.04em;
  filter: drop-shadow(0 0.5px 0.5px rgba(255, 255, 255, 0.8));
}

.man-kanji {
  font-size: 1.15rem;
  color: #b91c1c;
  margin-top: -1px;
  filter: drop-shadow(0 0.5px 0.5px rgba(255, 255, 255, 0.8));
}

.tile-man-graphic.is-red .man-num,
.tile-man-graphic.is-red .man-kanji {
  color: #ef4444 !important;
}

/* 字牌スタイル（特大・威厳ある太字毛筆） */
.ji-text,
.tile-honor-graphic {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Zen Old Mincho', 'Hiragino Mincho ProN', 'Hiragino Mincho Pro', 'YuMincho', 'Yu Mincho', 'Noto Serif JP', 'Songti SC', serif;
  font-size: 1.55rem;
  font-weight: 900;
  text-align: center;
  line-height: 1;
  filter: drop-shadow(0 0.5px 0.5px rgba(255, 255, 255, 0.85));
}

/* 白は無地のため専用スタイルなし（古典標準セットの図柄どおり。2026-11-11 ユーザー指定で二重枠を廃止） */

/* 筒子・索子 SVGグラフィック */
.pin-grid,
.sou-grid {
  width: 92%;
  height: 92%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pin-svg,
.sou-svg,
.pin-svg-big,
.sou-bird-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* 赤ドラマーク（宝石ルビードット） */
.red-dot-badge,
.red-dora-dot {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 8px;
  height: 8px;
  background: radial-gradient(circle at 35% 35%, #fca5a5 0%, #ef4444 40%, #991b1b 100%);
  border-radius: 50%;
  box-shadow: 0 0 4px rgba(239, 68, 68, 0.85), 0 1px 2px rgba(0, 0, 0, 0.4);
  border: 1px solid #fef08a;
  z-index: 5;
}

/* ミニサイズ牌（副露・ドラ・何切る候補用） */
.mj-tile.tile-sm,
.mahjong-tile.tile-sm {
  width: 34px;
  height: 48px;
  border-radius: 4px;
  border-bottom-width: 3.5px;
}
.mj-tile.tile-sm .man-num,
.mahjong-tile.tile-sm .man-num { font-size: 0.92rem; }
.mj-tile.tile-sm .man-kanji,
.mahjong-tile.tile-sm .man-kanji { font-size: 0.82rem; }
.mj-tile.tile-sm .ji-text,
.mahjong-tile.tile-sm .ji-text { font-size: 1.15rem; }
.mj-tile.tile-sm .red-dot-badge,
.mahjong-tile.tile-sm .red-dot-badge { width: 6px; height: 6px; }

/* パネル切り替え */
.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* ================= タブ1: 点数計算パネル ================= */
.calc-options-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.option-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.group-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

/* セグメント切り替えボタン */
.segmented-control {
  display: flex;
  background: rgba(0, 0, 0, 0.4);
  border-radius: var(--radius-sm);
  padding: 3px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.seg-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 4px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}

.seg-btn.active {
  background: var(--mat-bg-light);
  color: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 風セレクト */
.wind-selectors {
  display: flex;
  gap: 8px;
}

.select-wrapper {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.select-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.form-select {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  font-size: 0.8rem;
  outline: none;
}

/* 本場・供託入力 */
.number-steppers {
  display: flex;
  gap: 8px;
}

.stepper-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.stepper-label, .stepper-unit {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.form-input.num-input {
  width: 50px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: 6px 4px;
  font-size: 0.85rem;
  text-align: center;
}

/* ドラ・役フラグ行 */
.dora-and-flags-row {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 12px;
  margin-bottom: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 768px) {
  .dora-and-flags-row {
    grid-template-columns: 1fr;
  }
}

.dora-title {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold-accent);
  margin-bottom: 6px;
}

.dora-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dora-box {
  background: rgba(0, 0, 0, 0.25);
  padding: 8px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.dora-tiles-row {
  display: flex;
  gap: 6px;
}

.dora-slot {
  width: 34px;
  height: 46px;
  border: 1px dashed rgba(255, 255, 255, 0.25);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.dora-slot:hover {
  border-color: var(--gold-accent);
  color: var(--gold-accent);
}

/* 役フラグチェックボックス群 */
.flags-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.flag-chip {
  display: inline-flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 4px 8px;
  border-radius: 14px;
  font-size: 0.72rem;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
}

.flag-chip input {
  margin-right: 4px;
  accent-color: #10b981;
}

.flag-chip:hover {
  background: rgba(255, 255, 255, 0.08);
}

.flag-chip:has(input:checked) {
  background: rgba(16, 185, 129, 0.25);
  border-color: #10b981;
  color: #a7f3d0;
  font-weight: 700;
}

/* ================= 点数計算結果カード ================= */
.score-result-card {
  background: linear-gradient(180deg, rgba(6, 42, 33, 0.95) 0%, rgba(3, 24, 18, 0.98) 100%);
  border: 2px solid var(--gold-accent);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7), 0 0 20px var(--gold-glow);
  animation: fadeIn 0.3s ease;
}

.score-main-display {
  text-align: center;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.score-rank {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--gold-accent);
  letter-spacing: 0.1em;
}

.score-points {
  font-family: 'Zen Old Mincho', serif;
  font-size: 3rem;
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
  text-shadow: 0 0 16px rgba(245, 158, 11, 0.5);
  margin: 4px 0;
}

.score-points .pts-unit {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold-accent);
}

.score-sub {
  font-size: 0.95rem;
  color: #cbd5e1;
  font-weight: 500;
}

.score-meta-row {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 12px 0 16px;
  flex-wrap: wrap;
}

.meta-pill {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 4px 12px;
  border-radius: 14px;
  font-size: 0.8rem;
  font-weight: 700;
}

.meta-pill.bonus-pill {
  border-color: rgba(245, 158, 11, 0.4);
  color: var(--gold-accent);
}

.meta-pill.deposit-pill {
  border-color: rgba(56, 189, 248, 0.4);
  color: var(--info-color);
}

/* 役一覧 & 符内訳 */
.result-details-section {
  margin-top: 16px;
}

.detail-heading {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  border-left: 3px solid var(--gold-accent);
  padding-left: 8px;
}

.yaku-list-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 6px;
}

.yaku-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0, 0, 0, 0.3);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.yaku-name {
  font-weight: 600;
  font-size: 0.85rem;
}

.yaku-han {
  color: var(--gold-accent);
  font-weight: 700;
  font-size: 0.85rem;
}

.fu-breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.fu-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: #cbd5e1;
  padding: 4px 8px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
}

.decomp-tiles-container {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  background: rgba(0, 0, 0, 0.35);
  padding: 10px;
  border-radius: var(--radius-md);
}

.decomp-group {
  display: flex;
  gap: 2px;
  background: rgba(255, 255, 255, 0.04);
  padding: 4px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ================= タブ2: 待ち牌・シャンテン数ナビ ================= */
.wait-nav-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 18px;
}

.wait-header-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.shanten-status {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.status-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.status-value {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.4rem;
  font-weight: 900;
  color: #34d399;
}

.wait-summary {
  background: rgba(16, 185, 129, 0.2);
  color: #6ee7b7;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 700;
  border: 1px solid rgba(52, 211, 153, 0.4);
}

.wait-section-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.wait-tiles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.wait-tile-card {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  position: relative;
  transition: all 0.2s ease;
}

.wait-tile-card:hover {
  border-color: var(--gold-accent);
  transform: translateY(-2px);
}

.wait-card-count {
  font-size: 0.8rem;
  font-weight: 700;
  color: #cbd5e1;
}

.wait-card-count .count-num {
  font-size: 1.1rem;
  color: var(--gold-accent);
}

.wait-meter-bar {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.wait-meter-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981 0%, #34d399 100%);
  border-radius: 3px;
}

.wait-shape-explanation {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.25);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 16px;
}

.shape-tag {
  display: inline-block;
  background: #10b981;
  color: #042f24;
  font-weight: 800;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 4px;
}

.shape-desc {
  font-size: 0.82rem;
  color: #e2e8f0;
  line-height: 1.5;
}

/* 打牌アシスト（何切る？） */
.discard-candidates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.discard-candidate-card {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.discard-candidate-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--info-color);
}

.discard-candidate-info {
  display: flex;
  flex-direction: column;
}

.discard-cut-label {
  font-size: 0.72rem;
  color: var(--danger-color);
  font-weight: 700;
}

.discard-shanten-res {
  font-size: 0.8rem;
  font-weight: 700;
  color: #38bdf8;
}

.discard-wait-count {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* 向聴数統計カード */
.shanten-breakdown-card {
  margin-top: 16px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-md);
  padding: 12px;
}

.card-subhead {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.breakdown-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.stat-box {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  padding: 10px;
  text-align: center;
}

.stat-num {
  display: block;
  font-size: 1.4rem;
  font-weight: 900;
  color: #fff;
}

.stat-name {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ================= タブ3: OCRカメラ点数計算 ================= */
.ocr-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 18px;
}

.ocr-step-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.ocr-step-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 14px;
}

.camera-viewport-wrap {
  position: relative;
  width: 100%;
  height: 240px;
  background: #000;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.15);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.camera-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.camera-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  gap: 10px;
}

.placeholder-icon {
  font-size: 3rem;
  opacity: 0.7;
}

.camera-placeholder p {
  font-size: 0.85rem;
  color: var(--text-muted);
  max-width: 320px;
}

.ocr-buttons-row {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}

.file-upload-btn {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.file-hidden {
  display: none;
}

/* カメラガイド枠（手牌合わせ用） */
.camera-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.guide-frame {
  position: relative;
  width: 90%;
  height: 90px;
  border: 2px dashed rgba(52, 211, 153, 0.8);
  border-radius: 6px;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
}

.guide-line {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: rgba(52, 211, 153, 0.4);
}

.guide-text {
  background: rgba(0, 0, 0, 0.75);
  color: #a7f3d0;
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 4px;
}

.camera-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 14px;
}

.btn-capture {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #ffffff;
  border: 4px solid rgba(255, 255, 255, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
  transition: transform 0.1s ease;
}

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

.shutter-inner {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #ef4444;
}

/* OCR結果カード */
.ocr-result-card {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 14px;
}

.ocr-result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 6px;
}

.result-badge {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--gold-accent);
}

.hint-text {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.ocr-tiles-preview {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding: 8px 4px;
  min-height: 66px;
  margin-bottom: 12px;
}

.ocr-confirm-actions {
  display: flex;
  gap: 10px;
}

/* ================= タブ4: 点数早見表 ================= */
.ref-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 18px;
}

.ref-heading {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.ref-subheading {
  font-size: 0.95rem;
  margin: 18px 0 10px;
  color: var(--gold-accent);
}

.table-toggle-wrap {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.table-responsive {
  overflow-x: auto;
}

.ref-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  text-align: center;
}

.ref-table th, .ref-table td {
  padding: 8px 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.ref-table th {
  background: rgba(0, 0, 0, 0.4);
  color: var(--gold-accent);
  font-weight: 700;
}

.ref-table tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.02);
}

/* ================= 画面下部固定: 牌パレット入力ドック ================= */
.palette-dock {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(4, 30, 23, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 2px solid var(--wood-border);
  box-shadow: 0 -6px 25px rgba(0, 0, 0, 0.6);
  padding: 6px 12px 10px;
  z-index: 100;
  max-width: 960px;
  margin: 0 auto;
}

.palette-tabs {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 6px;
}

.palette-tab {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  padding: 4px 12px;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.palette-tab.active {
  background: var(--mat-bg-light);
  border-color: #10b981;
  color: #fff;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.3);
}

.palette-tiles-viewport {
  overflow-x: auto;
  padding-bottom: 2px;
}

.palette-tiles-grid {
  display: flex;
  justify-content: center;
  gap: 6px;
  min-width: max-content;
  padding: 2px;
}

/* モーダル */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 16px;
}

.modal-card {
  background: #042f24;
  border: 2px solid var(--wood-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 480px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
  overflow: hidden;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
}

.modal-body {
  padding: 16px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.meld-type-selector {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}

.meld-picker-prompt {
  font-size: 0.78rem;
  color: var(--gold-accent);
  margin-bottom: 8px;
  text-align: center;
}

.meld-staging-row {
  display: flex;
  justify-content: center;
  gap: 6px;
  min-height: 60px;
  margin-bottom: 14px;
  padding: 8px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-md);
}

.mini-palette {
  flex-wrap: wrap;
  max-height: 180px;
  overflow-y: auto;
}

/* ユーティリティ */
.hidden {
  display: none !important;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* モバイル調整 */
@media (max-width: 480px) {
  .mj-tile,
  .mahjong-tile {
    width: 40px;
    height: 56px;
  }
  .mj-tile .man-num, .mahjong-tile .man-num { font-size: 1.1rem; }
  .mj-tile .man-kanji, .mahjong-tile .man-kanji { font-size: 1rem; }
  .mj-tile .ji-text, .mahjong-tile .ji-text { font-size: 1.35rem; }

  .tile-slot {
    width: 40px;
    height: 56px;
  }

  .palette-tiles-grid {
    gap: 4px;
  }

  .score-points {
    font-size: 2.4rem;
  }
}

/* ==========================================================================
   🀄️ 本格麻雀CPU対戦ゲームスタイル (Mahjong Table & Match UI)
   ========================================================================== */

.game-control-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(4, 30, 23, 0.95);
  border: 1px solid var(--wood-border);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  margin-bottom: 12px;
  gap: 10px;
  flex-wrap: wrap;
}

/* ルール設定セレクター（四人/三人, 東風/半荘, 3D/2D） */
.game-settings-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.rule-seg-group {
  display: inline-flex;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.rule-seg-btn {
  background: transparent;
  border: none;
  color: var(--text-muted-bright);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.rule-seg-btn.active {
  background: var(--mat-bg-light);
  color: #ffffff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

.btn-3d-toggle {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid #10b981;
  color: #a7f3d0;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
}

.btn-3d-toggle.active {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: #ffffff;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
}

.game-status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
}

.round-name {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.15rem;
  font-weight: 900;
  color: #fef08a;
  letter-spacing: 0.05em;
}

.honba-badge, .riichi-badge {
  font-size: 0.75rem;
  background: rgba(0, 0, 0, 0.35);
  padding: 3px 8px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #cbd5e1;
}

.game-wall-counter {
  font-size: 0.85rem;
  color: var(--gold-accent);
  display: flex;
  align-items: center;
  gap: 4px;
}

.game-actions-quick {
  display: flex;
  gap: 6px;
}

/* 3D視点ビューポート */
.mahjong-table-viewport {
  perspective: 1100px;
  perspective-origin: 50% 68%;
  width: 100%;
  padding: 10px 0 20px 0;
  overflow: visible;
}

/* 本格麻雀卓（グリーンフェルト調マット） */
.mahjong-table-mat {
  background: radial-gradient(circle at 50% 50%, #064e3b 0%, #033226 70%, #02241b 100%);
  border: 5px solid #14532d;
  border-radius: var(--radius-lg);
  box-shadow: 
    0 15px 35px rgba(0, 0, 0, 0.85),
    inset 0 0 70px rgba(0, 0, 0, 0.65);
  padding: 16px 12px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* 3D立体視点モード */
.mahjong-table-mat.mode-3d {
  transform: rotateX(23deg);
  transform-style: preserve-3d;
  border-bottom: 12px solid #0f3d23; /* 卓の手前フチのリアルな立体感 */
  box-shadow: 
    0 30px 60px rgba(0, 0, 0, 0.9),
    0 10px 20px rgba(0, 0, 0, 0.7),
    inset 0 0 90px rgba(0, 0, 0, 0.7);
}

.mahjong-table-mat.mode-2d {
  transform: rotateX(0deg);
}

/* 3D手牌の直立・立ち上がりパース（手前に立つ立体牌） */
.mode-3d .jibun-tiles-row {
  transform-style: preserve-3d;
  perspective: 700px;
}

.mode-3d .jibun-tiles-row .mj-tile,
.mode-3d .jibun-tiles-row .mahjong-tile {
  transform: rotateX(-18deg) translateZ(14px);
  transform-origin: bottom center;
  transition: transform 0.15s cubic-bezier(0.2, 0, 0.2, 1), box-shadow 0.15s;
  box-shadow: 
    0 8px 18px rgba(0, 0, 0, 0.65),
    0 2px 4px rgba(0, 0, 0, 0.4),
    inset 0 1.5px 1px #ffffff;
}

.mode-3d .jibun-tiles-row .mj-tile:hover,
.mode-3d .jibun-tiles-row .mahjong-tile:hover {
  transform: rotateX(-14deg) translateY(-14px) translateZ(30px);
  box-shadow: 
    0 18px 30px rgba(0, 0, 0, 0.8),
    0 0 18px rgba(245, 158, 11, 0.65);
}

/* 敵の伏せ牌の3Dパース */
.mode-3d .seat-toimen .tile-back {
  transform: rotateX(24deg) translateZ(8px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.55) !important;
}

/* 卓中央（サイコロ・ドラ台）の3Dエンボス立体感 */
.mode-3d .center-dora-display {
  transform: translateZ(16px);
  box-shadow: 
    0 12px 24px rgba(0, 0, 0, 0.7),
    0 2px 6px rgba(0, 0, 0, 0.5),
    inset 0 1px 1px rgba(255, 255, 255, 0.2);
}

/* 河（捨て牌）の3D平置きリアルシャドウ */
.mode-3d .kawa-board .mj-tile,
.mode-3d .kawa-board .mahjong-tile {
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.55), inset 0 1px 1px #fff;
  transform: translateZ(2px);
}

/* プレイヤー座席カード */
.player-info-card {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  backdrop-filter: blur(4px);
}

.player-info-card.vertical {
  flex-direction: column;
  padding: 8px 6px;
  text-align: center;
}

.player-avatar {
  font-size: 1.4rem;
}

.player-name-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.player-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: #f1f5f9;
}

.player-kaze {
  font-family: 'Zen Old Mincho', serif;
  font-weight: 900;
  font-size: 0.8rem;
  padding: 1px 5px;
  border-radius: 3px;
  background: #f59e0b;
  color: #0f172a;
}

.player-points {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  font-weight: 800;
  color: #38bdf8;
}

.riichi-flag {
  font-size: 0.72rem;
  background: #dc2626;
  color: #fff;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 700;
  animation: pulseGlow 1.2s infinite;
}

/* 敵の伏せ牌 */
.enemy-hand-wrap {
  display: flex;
  justify-content: center;
  gap: 2px;
  margin-top: 6px;
}

.enemy-hand-wrap.vertical {
  flex-direction: column;
  align-items: center;
}

.tile-back {
  width: 22px;
  height: 32px;
  background: linear-gradient(180deg, #f59e0b 0%, #d97706 100%) !important;
  border: 1px solid #b45309 !important;
  border-radius: 3px !important;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4) !important;
  cursor: default !important;
}

.table-seat.seat-toimen {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 中間行レイアウト（上家 - 卓中央 - 下家） */
.table-middle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 240px;
}

.table-seat.seat-kamicha,
.table-seat.seat-shimocha {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 80px;
}

/* 卓中央（河・ドラ表示・手番） */
.table-center-board {
  flex: 1;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.kawa-board {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.kawa-middle-container {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  width: 100%;
  gap: 10px;
}

.kawa-middle-container .center-dora-display {
  align-self: center;
}

/* 河は6枚で折り返し、本人の左端から並べる */
.kawa-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  justify-content: flex-start;
  width: 224px;
  max-width: 100%;
  min-height: 38px;
}

/* 対面の河: 本人から見て左から (自分からは右から) 並び、最初の列は卓中央側
   (自分の画面では下段) に置かれて本人側 (上段) へ積み上がる */
.kawa-toimen {
  flex-direction: row-reverse;
  flex-wrap: wrap-reverse;
}

/* 左右の河: 6枚ごとのチャンク (列) を横に並べる帯 */
.kawa-col {
  display: flex;
  gap: 2px;
  min-width: 50px;
  height: 100%;
  justify-content: center;
  align-items: stretch;
}

/* 6枚1組の列。上家は上から、下家は下から積む */
.kawa-chunk {
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: center;
  justify-content: flex-start;
}

/* 上家の河: 列は卓中央側 (自分の画面では右) から本人側 (左) へ積む。
   列の中は本人の左 = 自分からは上から並ぶ (.kawa-chunk の既定どおり) */
.kawa-kamicha {
  flex-direction: row-reverse;
}

/* 下家の河: 最初の列は卓中央側 (自分の画面では左) に置かれ、本人側 (右) へ積む。
   列の中は本人の左 = 自分からは下から並ぶ */
.kawa-shimocha {
  flex-direction: row;
}

.kawa-shimocha .kawa-chunk {
  flex-direction: column-reverse;
  justify-content: flex-start;
}

/* 左右の河: 回転した牌の見た目の高さに合わせて詰める */
.kawa-board .kawa-col .mj-tile {
  margin: -7px 0;
}

.kawa-board .kawa-col .mj-tile.is-riichi-tile {
  margin: 0 !important;
}

/* リーチ宣言牌の横向き */
.is-riichi-tile {
  transform: rotate(90deg) !important;
  margin: 0 4px !important;
}

/* 捨て牌の向き: 打った本人の方を向く (自分の河はそのまま) */
.kawa-board .mj-tile.kawa-seat-1 { transform: rotate(90deg); }
.kawa-board .mj-tile.kawa-seat-2 { transform: rotate(180deg); }
.kawa-board .mj-tile.kawa-seat-3 { transform: rotate(-90deg); }
.mode-3d .kawa-board .mj-tile.kawa-seat-1 { transform: rotate(90deg) translateZ(2px); }
.mode-3d .kawa-board .mj-tile.kawa-seat-2 { transform: rotate(180deg) translateZ(2px); }
.mode-3d .kawa-board .mj-tile.kawa-seat-3 { transform: rotate(-90deg) translateZ(2px); }
/* リーチ宣言牌は本人の向きからさらに90°横向き */
.kawa-board .mj-tile.kawa-seat-1.is-riichi-tile { transform: rotate(180deg) !important; }
.kawa-board .mj-tile.kawa-seat-2.is-riichi-tile { transform: rotate(270deg) !important; }
.kawa-board .mj-tile.kawa-seat-3.is-riichi-tile { transform: rotate(0deg) !important; }

/* 鳴き・ロン応答待ちの対象牌 (金の鼓動グロー) */
.kawa-call-target {
  animation: kawaCallPulse 0.9s ease-in-out infinite;
  z-index: 3;
}

@keyframes kawaCallPulse {
  0%, 100% { box-shadow: 0 0 0 2px rgba(245, 197, 66, 0.95), 0 0 10px rgba(245, 197, 66, 0.7); }
  50% { box-shadow: 0 0 0 3px rgba(245, 197, 66, 1), 0 0 22px rgba(245, 197, 66, 0.95); }
}

/* 鳴き・ロンで消費された捨て牌 (河に残るが薄くグレーにして判別可能に) */
.kawa-board .mj-tile.kawa-called {
  filter: grayscale(0.8) brightness(0.68);
  opacity: 0.62;
}

/* アクションバーの対象表示 (誰の・どの牌か) */
.action-bar-context {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.82rem;
  font-weight: 800;
  color: #fde68a;
  background: rgba(245, 158, 11, 0.14);
  border: 1px solid rgba(245, 158, 11, 0.45);
  border-radius: var(--radius-sm);
  padding: 3px 10px 3px 12px;
  margin-right: 2px;
}

.action-bar-context .mj-tile {
  pointer-events: none;
}

/* 卓中央のドラ・局情報表示 */
.center-dora-display {
  background: rgba(4, 30, 23, 0.9);
  border: 2px solid var(--wood-border);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.center-round-text {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.1rem;
  font-weight: 900;
  color: #fef08a;
}

.dora-indicator-wrap {
  margin: 4px 0;
}

.dora-title {
  font-size: 0.65rem;
  color: var(--text-muted-bright);
  display: block;
}

.game-dora-slot {
  display: flex;
  justify-content: center;
  margin-top: 2px;
}

.turn-indicator {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted-bright);
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.3);
  margin-top: 4px;
}

.turn-indicator.turn-jibun {
  color: #10b981;
  background: rgba(16, 185, 129, 0.2);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.4);
}

/* プレイヤー（自分）の領域 */
.table-seat.seat-jibun {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* 初心者向けアシストバー */
.game-assist-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 0.8rem;
}

.assist-badge {
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 4px;
  color: #ffffff;
  background: #047857;
}

.assist-waits {
  color: #cbd5e1;
  font-weight: 500;
}

.assist-wait-chip {
  background: rgba(255, 255, 255, 0.1);
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-right: 4px;
  color: #fef08a;
  font-weight: 700;
}

/* アクションボタンバー（ロン・ツモ・リーチ・ポン・チー・カン・パス） */
.game-action-bar {
  display: flex;
  justify-content: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.75);
  padding: 8px;
  border-radius: var(--radius-md);
  border: 2px solid #f59e0b;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.4);
}

.btn-game-act {
  padding: 8px 16px;
  font-size: 0.95rem;
  font-weight: 900;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
}

.btn-act-ron {
  background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
  color: #ffffff;
  box-shadow: 0 0 14px rgba(239, 68, 68, 0.8);
  animation: pulseGlow 1s infinite;
}

.btn-act-tsumo {
  background: linear-gradient(135deg, #f97316 0%, #c2410c 100%);
  color: #ffffff;
  box-shadow: 0 0 14px rgba(249, 115, 22, 0.8);
  animation: pulseGlow 1s infinite;
}

.btn-act-riichi {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #0f172a;
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.8);
}

.btn-act-pon, .btn-act-chi, .btn-act-kan {
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  color: #ffffff;
}

.btn-act-pass {
  background: rgba(255, 255, 255, 0.15);
  color: #e2e8f0;
}

/* 自分の手牌並び */
.jibun-hand-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  overflow-x: auto;
}

.jibun-tiles-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.hand-tiles-group {
  display: flex;
  align-items: center;
  gap: 2px;
}

.tsumo-tile-group {
  display: flex;
  align-items: center;
}

.tsumo-highlight {
  animation: slideInTsumo 0.2s ease-out;
  border-top-color: #fef08a !important;
}

@keyframes slideInTsumo {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes pulseGlow {
  0% { transform: scale(1); }
  50% { transform: scale(1.06); }
  100% { transform: scale(1); }
}

/* 対局トーストメッセージ */
.game-toast {
  position: fixed;
  top: 70px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: rgba(0, 0, 0, 0.85);
  color: #ffffff;
  padding: 10px 24px;
  border-radius: 20px;
  font-weight: 800;
  font-size: 1.1rem;
  z-index: 300;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.game-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.game-toast.toast-gold { border: 2px solid #f59e0b; color: #fef08a; }
.game-toast.toast-blue { border: 2px solid #3b82f6; color: #93c5fd; }
.game-toast.toast-orange { border: 2px solid #f97316; color: #fed7aa; }

/* 和了リザルトモーダル */
.game-result-card {
  max-width: 520px !important;
}

.result-winner-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
}

.winner-avatar {
  font-size: 2.5rem;
}

.winner-name {
  font-size: 1.3rem;
  font-weight: 900;
  color: #fff;
}

.agari-type {
  font-size: 0.85rem;
  color: var(--gold-accent);
}

.result-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 4px;
}

.result-tiles-row, .result-dora-row {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-bottom: 12px;
}

.result-yaku-list {
  list-style: none;
  padding: 0;
  margin: 0 0 14px 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.yaku-badge-item {
  display: flex;
  justify-content: space-between;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.9rem;
  color: #f1f5f9;
}

.yaku-han {
  color: #f59e0b;
}

/* 成績モーダル */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.stats-item {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  text-align: center;
}

.stats-label {
  font-size: 0.8rem;
  color: #94a3b8;
  font-weight: 700;
  margin-bottom: 4px;
}

.stats-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: #f8fafc;
  line-height: 1.2;
}

.stats-sub {
  font-size: 0.75rem;
  color: #cbd5e1;
  margin-top: 4px;
}

.stats-note {
  font-size: 0.75rem;
  color: #94a3b8;
  margin: 12px 0 0 0;
  text-align: center;
}

.stats-empty {
  color: #cbd5e1;
  text-align: center;
  margin: 8px 0;
  line-height: 1.7;
}

.result-score-box {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(5, 150, 105, 0.3) 100%);
  border: 1px solid rgba(16, 185, 129, 0.4);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
}

.score-rank-badge {
  font-size: 0.9rem;
  font-weight: 900;
  color: #34d399;
}

.result-score-main {
  font-family: 'Zen Old Mincho', serif;
  font-size: 2.4rem;
  font-weight: 900;
  color: #ffffff;
  margin: 4px 0;
}

.score-sub-details {
  font-size: 0.85rem;
  color: #a7f3d0;
}



/* ===================================================
   UIリファインメント層 (2026-11-09 Muse)
   既存デザインを壊さず、操作感と見やすさを底上げする上書き
   =================================================== */

/* スムーズスクロール＆選択色 */
html {
  scroll-behavior: smooth;
}

::selection {
  background: rgba(245, 158, 11, 0.45);
  color: #ffffff;
}

/* キーボード操作時のフォーカス表示（全ボタン・入力共通） */
button:focus-visible,
select:focus-visible,
input:focus-visible,
.flag-chip:focus-visible,
.tile-slot:focus-visible,
.dora-slot:focus-visible {
  outline: 2px solid var(--gold-accent);
  outline-offset: 2px;
}

/* モード切替タブをフローティングドック化して常時表示
   （長いページでも点数計算／待ち牌／対局へ即移動できる） */
.mode-nav {
  position: sticky;
  top: 8px;
  z-index: 90;
  background: rgba(4, 30, 23, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(146, 64, 14, 0.55);
  border-radius: var(--radius-lg);
  padding: 6px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.55);
}

.tab-panel.active {
  animation: fadeIn 0.28s ease;
}

/* 横スクロール領域のスクロールバーを細く統一 */
.tile-tray-container::-webkit-scrollbar,
.palette-tiles-viewport::-webkit-scrollbar,
.ocr-tiles-preview::-webkit-scrollbar,
.table-responsive::-webkit-scrollbar,
.jibun-hand-container::-webkit-scrollbar {
  height: 6px;
}

.tile-tray-container::-webkit-scrollbar-thumb,
.palette-tiles-viewport::-webkit-scrollbar-thumb,
.ocr-tiles-preview::-webkit-scrollbar-thumb,
.table-responsive::-webkit-scrollbar-thumb,
.jibun-hand-container::-webkit-scrollbar-thumb {
  background: rgba(52, 211, 153, 0.4);
  border-radius: 3px;
}

.tile-tray-container::-webkit-scrollbar-track,
.palette-tiles-viewport::-webkit-scrollbar-track,
.ocr-tiles-preview::-webkit-scrollbar-track,
.table-responsive::-webkit-scrollbar-track,
.jibun-hand-container::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
}

/* 早見表: 数値の桁を揃えて読みやすく */
.ref-table td,
.ref-table th {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.ref-table tbody tr:hover td {
  background: rgba(245, 158, 11, 0.08);
}

/* 点数表示の数字の桁揃え */
.score-points,
.result-score-main,
.player-points {
  font-variant-numeric: tabular-nums;
}

/* 狭い画面: 5タブでもラベルが潰れないように調整 */
@media (max-width: 560px) {
  .mode-nav {
    gap: 4px;
    padding: 5px;
  }
  .nav-tab {
    padding: 8px 2px;
    gap: 3px;
  }
  .nav-tab .tab-icon {
    font-size: 1.1rem;
  }
  .nav-tab .tab-label {
    font-size: 0.66rem;
    letter-spacing: -0.02em;
    white-space: nowrap;
  }
  .brand-desc {
    display: none;
  }
  .header-actions .btn-ghost {
    padding: 6px 8px;
    font-size: 0.74rem;
  }
}

/* モーション軽減設定への配慮 */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .riichi-flag,
  .btn-act-ron,
  .btn-act-tsumo {
    animation: none;
  }
  * {
    transition-duration: 0.01s !important;
  }
}


/* ===================================================
   テーマv2「高級雀荘」 (2026-11-09 Muse)
   深みのある緑・上品な金・ガラス質カードで全体を格上げ
   =================================================== */

body.mat-theme {
  background-color: #03211a;
  background-image:
    radial-gradient(ellipse 90% 55% at 50% -5%, rgba(16, 185, 129, 0.22) 0%, rgba(6, 78, 59, 0.35) 45%, rgba(3, 33, 26, 0) 75%),
    radial-gradient(ellipse 70% 50% at 50% 115%, rgba(245, 158, 11, 0.07) 0%, rgba(3, 33, 26, 0) 60%),
    repeating-linear-gradient(45deg, rgba(16, 185, 129, 0.03) 0px, rgba(16, 185, 129, 0.03) 2px, transparent 2px, transparent 7px);
}

.app-container {
  padding: 16px 16px 12px;
}

/* ヘッダー: ガラス質＋金の細線 */
.app-header {
  background: linear-gradient(180deg, rgba(7, 44, 34, 0.92), rgba(4, 30, 23, 0.94));
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: 20px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  padding: 14px 18px;
}

.brand-title {
  background: linear-gradient(120deg, #ffffff 20%, #fde68a 55%, #f59e0b 90%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.brand-sub {
  -webkit-text-fill-color: var(--gold-accent);
}

/* モードタブ: 選択中は金のピルで格調高く */
.mode-nav {
  border-color: rgba(245, 158, 11, 0.3);
  border-radius: 20px;
}

.nav-tab {
  border-radius: 14px;
  padding: 11px 6px;
}

.nav-tab.active {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 55%, #d97706 100%);
  border-color: #fde68a;
  color: #231303;
  box-shadow: 0 6px 18px rgba(245, 158, 11, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.nav-tab.active .tab-label {
  color: #231303;
  font-weight: 800;
}

/* 手牌マット: 木枠を落ち着かせ、内側の陰影を上品に */
.hand-section.table-mat {
  border: 2px solid #6b3f10;
  outline: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: 20px;
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.55),
    inset 0 0 60px rgba(0, 0, 0, 0.35),
    inset 0 1px 1px rgba(255, 255, 255, 0.12);
  padding: 16px 18px;
}

.tile-tray-container {
  background: rgba(0, 0, 0, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5);
}

/* 牌: 角と影を整えて高級感のある質感に */
.mj-tile,
.mahjong-tile {
  border-radius: 8px;
  box-shadow:
    0 5px 12px rgba(0, 0, 0, 0.42),
    0 1px 3px rgba(0, 0, 0, 0.25),
    inset 0 1.5px 1px #ffffff,
    inset -1px -1px 2px rgba(0, 0, 0, 0.08);
}

/* 各カード: ガラス質ダークグリーンに統一 */
.calc-options-card,
.wait-nav-card,
.ocr-card,
.ref-card {
  background: linear-gradient(180deg, rgba(10, 54, 41, 0.92) 0%, rgba(5, 36, 27, 0.95) 100%);
  border: 1px solid rgba(52, 211, 153, 0.18);
  border-radius: 20px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.45);
  padding: 20px;
}

.group-label {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: #9db8ad;
}

/* セグメント切替: 選択中はエメラルドのグラデーション */
.segmented-control {
  background: rgba(0, 0, 0, 0.45);
  border-radius: 10px;
  padding: 4px;
}

.seg-btn {
  border-radius: 7px;
  padding: 7px 4px;
}

.seg-btn.active {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  box-shadow: 0 3px 8px rgba(16, 185, 129, 0.35);
}

.form-select,
.form-input.num-input {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  padding: 7px 8px;
}

.form-select:focus,
.form-input.num-input:focus {
  border-color: var(--gold-accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

/* 役フラグチップ: 丸みと余白を整える */
.flag-chip {
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 0.74rem;
}

.dora-slot {
  border-radius: 8px;
}

/* 計算ボタン: 金のグラデーションを深く、影を柔らかく */
.btn-primary.btn-large {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 48%, #d97706 100%);
  border-color: rgba(253, 230, 138, 0.8);
  border-radius: 14px;
  box-shadow: 0 10px 26px rgba(245, 158, 11, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  letter-spacing: 0.08em;
}

.btn-primary.btn-large:hover {
  box-shadow: 0 14px 32px rgba(245, 158, 11, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

/* 点数結果: 金の光をまとった主役表示に */
.score-result-card {
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(245, 158, 11, 0.14) 0%, rgba(0, 0, 0, 0) 60%),
    linear-gradient(180deg, rgba(8, 47, 36, 0.97) 0%, rgba(3, 24, 18, 0.98) 100%);
  border: 1px solid rgba(245, 158, 11, 0.65);
  border-radius: 20px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.65), 0 0 34px rgba(245, 158, 11, 0.22);
}

.score-points {
  font-size: 3.4rem;
  letter-spacing: 0.02em;
}

/* 下部パレットドック: 金のラインで締める */
.palette-dock {
  border-top: 1px solid rgba(245, 158, 11, 0.45);
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.6);
}

.palette-tab.active {
  background: linear-gradient(135deg, #10b981, #059669);
  border-color: rgba(52, 211, 153, 0.7);
}

/* 対局卓: 中央ボードと座席カードをガラス質に */
.table-center-board {
  background: rgba(0, 0, 0, 0.32);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
}

.player-info-card {
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.game-action-bar {
  border: 1px solid rgba(245, 158, 11, 0.65);
  border-radius: 14px;
}


/* ===================================================
   テーマv3「ゲーム演出強化」 (2026-11-09 Muse)
   牌の立体感・卓の臨場感・勝負どころの光の演出
   =================================================== */

/* ---- 牌の立体感：二層レジン＋天面グロス＋深い影 ---- */
.mj-tile,
.mahjong-tile {
  border-bottom: 6px solid #d97706;
  box-shadow:
    0 7px 14px rgba(0, 0, 0, 0.5),
    0 2px 4px rgba(0, 0, 0, 0.3),
    inset 0 -2px 0 rgba(120, 53, 15, 0.55),
    inset 0 2px 2px #ffffff,
    inset 2px 0 3px rgba(255, 255, 255, 0.55),
    inset -2px 0 3px rgba(0, 0, 0, 0.1);
}

.mj-tile::after,
.mahjong-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.42) 0%, rgba(255, 255, 255, 0.05) 38%, rgba(255, 255, 255, 0) 62%);
  pointer-events: none;
  z-index: 6;
}

.mj-tile.tile-sm,
.mahjong-tile.tile-sm {
  border-bottom-width: 4.5px;
}

/* 手牌ホバー：大きく持ち上がり金の輪郭で光る */
.jibun-tiles-row .mj-tile:hover,
.jibun-tiles-row .mahjong-tile:hover,
.tile-tray .mj-tile:hover,
.tile-tray .mahjong-tile:hover {
  transform: translateY(-9px) scale(1.04);
  box-shadow:
    0 16px 26px rgba(0, 0, 0, 0.6),
    0 0 0 2px rgba(245, 158, 11, 0.75),
    0 0 18px rgba(245, 158, 11, 0.45),
    inset 0 -2px 0 rgba(120, 53, 15, 0.55),
    inset 0 2px 2px #ffffff;
  z-index: 3;
}

/* 敵の伏せ牌：竹色のグラデーションと艶 */
.tile-back {
  background:
    radial-gradient(ellipse 90% 55% at 50% 18%, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0) 55%),
    linear-gradient(160deg, #fbbf24 0%, #d97706 55%, #b45309 100%) !important;
  box-shadow:
    0 3px 6px rgba(0, 0, 0, 0.5),
    inset 0 1px 1px rgba(255, 255, 255, 0.65),
    inset 0 -2px 3px rgba(120, 53, 15, 0.5) !important;
}

/* 河の牌：卓に置かれた実感のある影 */
.kawa-board .mj-tile,
.kawa-board .mahjong-tile {
  box-shadow:
    0 3px 7px rgba(0, 0, 0, 0.55),
    inset 0 -1px 0 rgba(120, 53, 15, 0.5),
    inset 0 1px 1px #ffffff;
}

/* ---- 卓の臨場感：暗い部屋のスポットライトと木枠レール ---- */
.mahjong-table-viewport {
  position: relative;
  background:
    radial-gradient(ellipse 78% 92% at 50% 36%, rgba(22, 101, 74, 0.4) 0%, rgba(4, 26, 20, 0.35) 55%, rgba(0, 0, 0, 0.6) 100%);
  border-radius: 26px;
  padding: 20px 12px 28px;
}

/* ---- 局開始のサイコロ演出 ---- */
.dice-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 40;
}

.dice-card {
  background: rgba(3, 24, 18, 0.88);
  border: 2px solid rgba(245, 197, 66, 0.75);
  border-radius: 16px;
  padding: 16px 30px 14px;
  text-align: center;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.65), 0 0 26px rgba(245, 197, 66, 0.3);
  animation: diceCardIn 0.25s ease-out;
}

.dice-round {
  font-family: 'Zen Old Mincho', serif;
  font-weight: 900;
  font-size: 1.05rem;
  color: #fef08a;
  letter-spacing: 0.12em;
}

.dice-faces {
  font-size: 3.4rem;
  line-height: 1.15;
  color: #fff7ed;
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.6);
  display: flex;
  gap: 14px;
  justify-content: center;
}

.dice-faces span {
  display: inline-block;
  animation: diceShake 0.14s linear infinite;
}

.dice-overlay.dice-done .dice-faces span {
  animation: diceSettle 0.3s ease-out;
  color: #fcd34d;
}

.dice-sum {
  min-height: 1.2em;
  font-size: 0.85rem;
  font-weight: 700;
  color: #e7e5e4;
}

@keyframes diceCardIn {
  from { transform: scale(0.85); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

@keyframes diceShake {
  0% { transform: rotate(-9deg) translateY(0); }
  50% { transform: rotate(8deg) translateY(-3px); }
  100% { transform: rotate(-6deg) translateY(1px); }
}

@keyframes diceSettle {
  0% { transform: scale(1.25); }
  100% { transform: scale(1); }
}

/* ---- 配牌・ツモのモーション ---- */
.deal-in {
  animation: dealIn 0.38s cubic-bezier(0.2, 0.9, 0.3, 1.15) both;
}

@keyframes dealIn {
  0% { transform: translateY(18px) scale(0.75); opacity: 0; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}

.tsumo-slide-in {
  animation: tsumoSlideIn 0.32s cubic-bezier(0.2, 0.9, 0.3, 1.2) both;
}

@keyframes tsumoSlideIn {
  0% { transform: translateX(26px) translateY(6px) scale(1.08); opacity: 0.3; }
  100% { transform: translateX(0) translateY(0) scale(1); opacity: 1; }
}

.back-slide-in {
  animation: backSlideIn 0.3s ease-out both;
}

@keyframes backSlideIn {
  0% { transform: translateY(-8px) scale(1.12); opacity: 0.4; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}

/* 左右の家の伏せ牌: 本人の方を向く (回転した見た目のままモーションする) */
.enemy-hand-wrap.vertical .tile-back.back-seat-1 {
  transform: rotate(90deg);
  margin: -5px 0;
}

.enemy-hand-wrap.vertical .tile-back.back-seat-3 {
  transform: rotate(-90deg);
  margin: -5px 0;
}

.tile-back.back-seat-1.deal-in { animation-name: dealInSeat1; }
.tile-back.back-seat-3.deal-in { animation-name: dealInSeat3; }
.tile-back.back-seat-1.back-slide-in { animation-name: backSlideInSeat1; }
.tile-back.back-seat-3.back-slide-in { animation-name: backSlideInSeat3; }

@keyframes dealInSeat1 {
  0% { transform: translateX(18px) rotate(90deg) scale(0.75); opacity: 0; }
  100% { transform: translateX(0) rotate(90deg) scale(1); opacity: 1; }
}

@keyframes dealInSeat3 {
  0% { transform: translateX(-18px) rotate(-90deg) scale(0.75); opacity: 0; }
  100% { transform: translateX(0) rotate(-90deg) scale(1); opacity: 1; }
}

@keyframes backSlideInSeat1 {
  0% { transform: translateX(8px) rotate(90deg) scale(1.12); opacity: 0.4; }
  100% { transform: translateX(0) rotate(90deg) scale(1); opacity: 1; }
}

@keyframes backSlideInSeat3 {
  0% { transform: translateX(-8px) rotate(-90deg) scale(1.12); opacity: 0.4; }
  100% { transform: translateX(0) rotate(-90deg) scale(1); opacity: 1; }
}

/* 自分の手牌: 立体の厚み (竹色の層) は下ではなく上側に出す */
#jibunHandTiles .mj-tile,
#jibunTsumoTile .mj-tile {
  border-bottom: 2px solid #b8ac98;
  border-top: 5px solid #d97706;
}

/* 手番の座席プレート発光 */
.table-seat.seat-active .player-info-card {
  border-color: rgba(245, 197, 66, 0.95);
  box-shadow: 0 0 0 2px rgba(245, 197, 66, 0.55), 0 0 18px rgba(245, 197, 66, 0.5);
}

/* 最新の捨て牌マーカー (金のドット) */
.kawa-board .mj-tile.kawa-latest::after {
  content: '';
  position: absolute;
  top: -4px;
  right: -4px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #f59e0b;
  border: 1.5px solid #fff7ed;
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.9);
  z-index: 4;
  pointer-events: none;
}

.mahjong-table-mat {
  border: 6px solid #4a2c0d;
  box-shadow:
    0 0 0 3px #241503,
    0 34px 70px rgba(0, 0, 0, 0.85),
    0 10px 24px rgba(0, 0, 0, 0.6),
    inset 0 0 80px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

/* フェルトをゆっくり横切る光 */
.mahjong-table-mat::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(ellipse 45% 60% at 30% 40%, rgba(255, 244, 200, 0.1) 0%, rgba(255, 244, 200, 0) 70%);
  pointer-events: none;
  animation: feltLight 11s ease-in-out infinite alternate;
  z-index: 1;
}

@keyframes feltLight {
  from { transform: translateX(-6%); opacity: 0.55; }
  to { transform: translateX(10%); opacity: 1; }
}

/* 3Dモードはより大胆に傾ける */
.mahjong-table-viewport {
  perspective: 950px;
}

.mahjong-table-mat.mode-3d {
  transform: rotateX(27deg);
}

/* 卓中央の表示盤：浮き上がる銘板に */
.center-dora-display {
  background: linear-gradient(180deg, rgba(16, 58, 44, 0.96), rgba(4, 30, 23, 0.97));
  border: 1px solid rgba(245, 158, 11, 0.55);
  box-shadow:
    0 10px 22px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

/* 自分の手番：金の呼吸グロー */
.turn-indicator.turn-jibun {
  animation: turnPulse 1.6s ease-in-out infinite;
}

@keyframes turnPulse {
  0%, 100% { box-shadow: 0 0 6px rgba(16, 185, 129, 0.35); }
  50% { box-shadow: 0 0 16px rgba(16, 185, 129, 0.75); }
}

/* 対局コントロールバー：ガラス＋金の細線 */
.game-control-bar {
  background: linear-gradient(180deg, rgba(7, 44, 34, 0.94), rgba(4, 30, 23, 0.95));
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 14px;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.45);
}

/* アクションボタン：ホバーで光が走るように拡大＋発光 */
.btn-game-act {
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.btn-game-act:hover {
  transform: translateY(-2px) scale(1.05);
  filter: brightness(1.12);
}

.btn-act-ron:hover { box-shadow: 0 0 26px rgba(239, 68, 68, 0.95); }
.btn-act-tsumo:hover { box-shadow: 0 0 26px rgba(249, 115, 22, 0.95); }
.btn-act-riichi:hover { box-shadow: 0 0 26px rgba(245, 158, 11, 0.95); }

/* ---- 和了・結果の祝福演出 ---- */
.score-result-card,
.game-result-card {
  animation: winPop 0.45s cubic-bezier(0.2, 1.4, 0.3, 1) both;
}

@keyframes winPop {
  0% { transform: scale(0.92) translateY(10px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}

.result-score-main {
  animation: scoreGlow 2.4s ease-in-out infinite;
}

@keyframes scoreGlow {
  0%, 100% { text-shadow: 0 0 10px rgba(245, 158, 11, 0.35); }
  50% { text-shadow: 0 0 26px rgba(245, 158, 11, 0.7); }
}

/* ツモ牌の登場を派手に */
.tsumo-highlight {
  animation: tsumoIn 0.32s cubic-bezier(0.2, 1.4, 0.3, 1) both;
}

@keyframes tsumoIn {
  0% { transform: translateY(-16px) scale(1.08); opacity: 0; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}

/* モーション軽減時は演出を止める */
@media (prefers-reduced-motion: reduce) {
  .mahjong-table-mat::after,
  .turn-indicator.turn-jibun,
  .result-score-main,
  .tsumo-highlight,
  .score-result-card,
  .game-result-card {
    animation: none;
  }
}

/* ================= 夜間改善 #7 (2026-11-09): 点数早見表の1列目を左固定＋OCRタブの余白見直し ================= */
/* 早見表: 1列目（符／区分）を横スクロール時に左端へ固定。sticky セルは下のセルが透けないよう
   背景を不透明色で指定（--card-bg rgba(6,42,33,0.85) の不透明化が #062a21）。
   border-collapse: collapse のまま Chrome / Safari / Firefox の現行版で sticky が効くことを前提とする。
   偶数行・hover の色も不透明色で再現し、固定列だけ色が抜けないようにする。 */
.ref-table th:first-child,
.ref-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  background: #062a21;
  box-shadow: 1px 0 0 rgba(255, 255, 255, 0.1);
  text-align: left;
}

.ref-table thead th:first-child {
  z-index: 2;
  background: #041f18;
}

.ref-table tbody tr:nth-child(even) td:first-child {
  background: #072e24;
}

.ref-table tbody tr:hover td:first-child {
  background: #0a3a2d;
}

/* OCRタブ: 狭い画面でボタン行がはみ出さないよう折り返しを許可し、結果カードとの間隔を揃える */
.ocr-buttons-row {
  flex-wrap: wrap;
  justify-content: center;
}

.ocr-result-card {
  margin-top: 14px;
}

.ocr-confirm-actions {
  flex-wrap: wrap;
}


/* ===================================================
   ルール設定バー (2026-11-09 Muse)
   =================================================== */
.game-rules-bar {
  flex-basis: 100%;
  border-top: 1px solid rgba(245, 158, 11, 0.22);
  padding-top: 8px;
  margin-top: 2px;
}

.rules-bar-label {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #f5c86e;
  margin-right: 2px;
}

/* ===================================================
   演出一式 (2026-11-09 Muse): 打牌アニメ / 和了演出 /
   槓ドラめくり / リーチ棒ポップ / 役満モード
   ※ すべて視覚演出のみ。対局ロジックには影響しない。
   =================================================== */

/* ---- 1. 打牌アニメーション: 河の最新牌が打牌者の方向から滑り込む ---- */
/* 座席のローカル座標系で「手元側」から入る: 0=自分(下) 1=下家(右) 2=対面(上) 3=上家(左) */
.kawa-just-placed {
  animation-duration: 0.38s;
  animation-timing-function: cubic-bezier(0.2, 0.9, 0.3, 1.2);
  animation-fill-mode: both;
  z-index: 2;
}

.kawa-drop-0 { animation-name: kawaDropFromBottom; }
.kawa-drop-1 { animation-name: kawaDropFromRight; }
.kawa-drop-2 { animation-name: kawaDropFromTop; }
.kawa-drop-3 { animation-name: kawaDropFromLeft; }

@keyframes kawaDropFromBottom {
  0% { transform: translateY(58px) scale(1.15); opacity: 0.5; box-shadow: 0 14px 22px rgba(0, 0, 0, 0.5); }
  70% { transform: translateY(-1px) scale(1.0); opacity: 1; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}

@keyframes kawaDropFromTop {
  0% { transform: translateY(-76px) rotate(180deg) scale(1.15); opacity: 0.5; box-shadow: 0 14px 22px rgba(0, 0, 0, 0.5); }
  70% { transform: translateY(1px) rotate(180deg) scale(1.0); opacity: 1; }
  100% { transform: translateY(0) rotate(180deg) scale(1); opacity: 1; }
}

@keyframes kawaDropFromRight {
  0% { transform: translateX(76px) rotate(90deg) scale(1.15); opacity: 0.5; box-shadow: 0 14px 22px rgba(0, 0, 0, 0.5); }
  70% { transform: translateX(-1px) rotate(90deg) scale(1.0); opacity: 1; }
  100% { transform: translateX(0) rotate(90deg) scale(1); opacity: 1; }
}

@keyframes kawaDropFromLeft {
  0% { transform: translateX(-76px) rotate(-90deg) scale(1.15); opacity: 0.5; box-shadow: 0 14px 22px rgba(0, 0, 0, 0.5); }
  70% { transform: translateX(1px) rotate(-90deg) scale(1.0); opacity: 1; }
  100% { transform: translateX(0) rotate(-90deg) scale(1); opacity: 1; }
}

/* リーチ宣言打牌: 通常より大きく落とし、金の閃光を添える */
.kawa-just-placed.riichi-declare-drop {
  animation-duration: 0.45s;
  animation-name: riichiDeclareDrop;
}

@keyframes riichiDeclareDrop {
  0% { transform: translateY(84px) rotate(90deg) scale(1.2); opacity: 0.3; box-shadow: 0 0 0 rgba(245, 197, 66, 0); }
  55% { transform: translateY(0) rotate(90deg) scale(1.04); opacity: 1; box-shadow: 0 0 22px rgba(245, 197, 66, 0.95); }
  100% { transform: translateY(0) rotate(90deg) scale(1); opacity: 1; box-shadow: 0 0 6px rgba(245, 197, 66, 0.35); }
}

/* 他家のリーチ宣言打牌は、その家の向きに合わせた落下にする */
.kawa-just-placed.kawa-drop-1.riichi-declare-drop { animation-name: riichiDeclareDropSeat1; }
.kawa-just-placed.kawa-drop-2.riichi-declare-drop { animation-name: riichiDeclareDropSeat2; }
.kawa-just-placed.kawa-drop-3.riichi-declare-drop { animation-name: riichiDeclareDropSeat3; }

@keyframes riichiDeclareDropSeat1 {
  0% { transform: translateX(84px) rotate(180deg) scale(1.2); opacity: 0.3; box-shadow: 0 0 0 rgba(245, 197, 66, 0); }
  55% { transform: translateX(0) rotate(180deg) scale(1.04); opacity: 1; box-shadow: 0 0 22px rgba(245, 197, 66, 0.95); }
  100% { transform: translateX(0) rotate(180deg) scale(1); opacity: 1; box-shadow: 0 0 6px rgba(245, 197, 66, 0.35); }
}

@keyframes riichiDeclareDropSeat2 {
  0% { transform: translateY(-84px) rotate(270deg) scale(1.2); opacity: 0.3; box-shadow: 0 0 0 rgba(245, 197, 66, 0); }
  55% { transform: translateY(0) rotate(270deg) scale(1.04); opacity: 1; box-shadow: 0 0 22px rgba(245, 197, 66, 0.95); }
  100% { transform: translateY(0) rotate(270deg) scale(1); opacity: 1; box-shadow: 0 0 6px rgba(245, 197, 66, 0.35); }
}

@keyframes riichiDeclareDropSeat3 {
  0% { transform: translateX(-84px) rotate(0deg) scale(1.2); opacity: 0.3; box-shadow: 0 0 0 rgba(245, 197, 66, 0); }
  55% { transform: translateX(0) rotate(0deg) scale(1.04); opacity: 1; box-shadow: 0 0 22px rgba(245, 197, 66, 0.95); }
  100% { transform: translateX(0) rotate(0deg) scale(1); opacity: 1; box-shadow: 0 0 6px rgba(245, 197, 66, 0.35); }
}

/* ---- 2. 和了演出: 画面フラッシュ / ランクのスケールイン / 役満モード ---- */
.modal-overlay.agari-flash::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(255, 246, 200, 0.95) 0%, rgba(255, 214, 90, 0.45) 45%, rgba(255, 214, 90, 0) 75%);
  animation: agariFlash 0.65s ease-out both;
  pointer-events: none;
  z-index: 3;
}

@keyframes agariFlash {
  0% { opacity: 0; }
  18% { opacity: 1; }
  100% { opacity: 0; }
}

.rank-pop {
  animation: rankPop 0.6s cubic-bezier(0.2, 1.5, 0.3, 1) both;
}

@keyframes rankPop {
  0% { transform: scale(0.4); opacity: 0; filter: brightness(2.2); }
  60% { transform: scale(1.18); opacity: 1; filter: brightness(1.5); }
  100% { transform: scale(1); opacity: 1; filter: brightness(1); }
}

/* 役満: 画面全体に金の光線がゆっくり回り、カードが金に輝く */
.modal-overlay.yakuman-mode::before {
  content: '';
  position: absolute;
  inset: -40%;
  background: repeating-conic-gradient(from 0deg at 50% 50%,
    rgba(255, 215, 0, 0.16) 0deg 9deg,
    rgba(255, 215, 0, 0) 9deg 22deg);
  animation: yakumanRays 14s linear infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes yakumanRays {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.modal-overlay.yakuman-mode .game-result-card {
  position: relative;
  z-index: 1;
  border-color: #ffd700;
  animation: winPop 0.45s cubic-bezier(0.2, 1.4, 0.3, 1) both,
             yakumanGlow 1.5s ease-in-out 0.45s infinite alternate;
}

@keyframes yakumanGlow {
  from { box-shadow: 0 0 24px rgba(255, 215, 0, 0.55), 0 10px 40px rgba(0, 0, 0, 0.8); }
  to { box-shadow: 0 0 58px rgba(255, 215, 0, 0.95), 0 10px 40px rgba(0, 0, 0, 0.8); }
}

.modal-overlay.yakuman-mode .score-rank-badge {
  background: linear-gradient(180deg, #ffe97a, #f5b90d);
  color: #4a2f00;
  box-shadow: 0 0 18px rgba(255, 215, 0, 0.8);
}

/* ---- 3. 槓ドラめくり: 新規表示牌が裏から返る ---- */
.dora-flip-in {
  animation: doraFlip 0.55s cubic-bezier(0.3, 0.7, 0.3, 1) both;
  transform-origin: center center;
}

@keyframes doraFlip {
  0% { transform: rotateY(88deg) scale(0.92); filter: brightness(0.6); }
  55% { transform: rotateY(-12deg) scale(1.06); filter: brightness(1.35); }
  100% { transform: rotateY(0deg) scale(1); filter: brightness(1); }
}

/* ---- 4. リーチ棒 (供託) が置かれる動き: バッジのポップ ---- */
.riichi-badge.stick-pop {
  animation: stickPop 0.55s cubic-bezier(0.2, 1.6, 0.3, 1) both;
}

@keyframes stickPop {
  0% { transform: scale(1); }
  35% { transform: scale(1.28); filter: brightness(1.7); }
  100% { transform: scale(1); filter: brightness(1); }
}

/* ---- モーション軽減時は演出一式を止める ---- */
@media (prefers-reduced-motion: reduce) {
  .kawa-just-placed,
  .kawa-just-placed.riichi-declare-drop,
  .kawa-call-target,
  .deal-in,
  .tsumo-slide-in,
  .back-slide-in,
  .dice-faces span,
  .dice-card,
  .rank-pop,
  .dora-flip-in,
  .riichi-badge.stick-pop,
  .modal-overlay.yakuman-mode .game-result-card {
    animation: none;
  }
  .modal-overlay.agari-flash::after,
  .modal-overlay.yakuman-mode::before {
    display: none;
    animation: none;
  }
}


/* ===================================================
   UI改善 (2026-11-09 Muse): セーフエリア / タップ領域 /
   ヘルプ・確認モーダル / OCRローディング / モバイル手牌
   =================================================== */

/* ---- セーフエリア: 下部固定ドックにホームインジケーター分を加算 ---- */
.palette-dock {
  padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
}

body.mat-theme {
  padding-bottom: calc(130px + env(safe-area-inset-bottom, 0px));
}

/* ---- パレット切替タブ: タップ高さ 40px 以上 ---- */
.palette-tab {
  min-height: 40px;
  padding: 10px 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ---- ヘッダーボタン (モバイル): タップ高さ 40px 以上 ---- */
@media (max-width: 560px) {
  .app-header {
    flex-wrap: wrap;
    row-gap: 8px;
  }
  .header-actions .btn-ghost {
    min-height: 40px;
    padding: 8px 10px;
    display: inline-flex;
    align-items: center;
  }
}

/* ---- 遊び方ヘルプモーダル ---- */
.help-card {
  max-width: 560px;
}

.help-body {
  max-height: 65vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 0.88rem;
  line-height: 1.65;
  color: #e2e8f0;
}

.help-body h4 {
  color: var(--gold-text);
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.help-body ul {
  padding-left: 1.25em;
}

.help-body li {
  margin: 3px 0;
}

/* ---- カスタム確認ダイアログ ---- */
.confirm-card {
  max-width: 420px;
}

.confirm-message {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #f1f5f9;
}

/* ---- OCR認識中ローディング ---- */
.ocr-card {
  position: relative;
}

.ocr-loading {
  position: absolute;
  inset: 0;
  z-index: 20;
  background: rgba(3, 24, 18, 0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  border-radius: inherit;
}

.ocr-spinner {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 4px solid rgba(245, 158, 11, 0.25);
  border-top-color: #f59e0b;
  animation: ocrSpin 0.8s linear infinite;
}

@keyframes ocrSpin {
  to { transform: rotate(360deg); }
}

.ocr-loading-text {
  color: var(--gold-text);
  font-weight: 700;
  letter-spacing: 0.06em;
}

@media (prefers-reduced-motion: reduce) {
  .ocr-spinner {
    animation: none;
  }
}

/* ---- モバイル: 自分の手牌14枚が画面幅に収まる可変サイズ ----
   牌幅 = (100vw - 88px) / 14 (余白・枠・牌間隔の合計を差し引いた可変計算)。
   高さは牌の縦横比 (64/46 ≒ 1.4) を維持。
   360px 幅では牌幅 ≒ 19.4px と小さくなるが、14枚を横スクロールなしで
   一望できることを優先したバランス (詳細は ui-fix-log.md)。
   デスクトップ (>480px) の表示は従来どおり不変。 */
@media (max-width: 480px) {
  .mahjong-table-viewport {
    padding: 12px 2px 16px;
  }
  .mahjong-table-mat {
    border-width: 3px;
  }
  .jibun-hand-container {
    flex-wrap: wrap;
    padding: 6px 4px;
    gap: 6px;
  }
  .jibun-tiles-row {
    gap: 6px;
  }
  .hand-tiles-group {
    gap: 1px;
  }
  .jibun-tiles-row .mj-tile,
  .jibun-tiles-row .mahjong-tile {
    width: calc((100vw - 88px) / 14);
    height: calc((100vw - 88px) / 14 * 1.4);
    border-bottom-width: 3px;
  }
  .jibun-tiles-row .man-num { font-size: 0.6rem; }
  .jibun-tiles-row .man-kanji { font-size: 0.55rem; }
  .jibun-tiles-row .ji-text { font-size: 0.78rem; }
  .jibun-tiles-row .red-dot-badge {
    width: 5px;
    height: 5px;
    top: 2px;
    right: 2px;
  }
}

/* === 実用化・UI見直し (2026-11-09 夜): 敵の副露エリア + アクションバーの折り返し === */
.enemy-melds-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
  margin-top: 4px;
}
.enemy-melds-wrap:empty {
  display: none;
}
.seat-kamicha .enemy-melds-wrap,
.seat-shimocha .enemy-melds-wrap {
  flex-direction: column;
  flex-wrap: nowrap;
  align-items: center;
}
.game-action-bar {
  flex-wrap: wrap;
  align-items: center;
}