/* =============================================================================
   台式麻將視圖 .gv-mahjong — 套用全站「黑金・沉穩・奢華」基底
   深去飽和絨布方桌 + 木質皮革護欄 + 金色細線;象牙牌面 / 竹背 / 頂光一致陰影;
   金色描邊 / 中獎金光;派彩金籌碼飛入 + 數字 count-up。俯視平面——絕不 3D 傾斜(任何角度;牌可立體,桌面不傾)。
   一切沿用 style.css 的 :root 變數與共用類別 / keyframes。
   ============================================================================= */

.gv-mahjong {
  max-width: 900px;
  margin: 0 auto;
  /* 立體牌 / 計分盤 / 牌河 設計代幣(手機媒體查詢一處縮放) */
  --cpW: 150px;                 /* 中央計分盤邊長 */
  --cpHalf: 87px;               /* 計分盤半徑 + 牌河間距 */
  --rw: 20px;                   /* 牌河牌寬 */
  --tside: #d9d0b2;             /* 牌側緣:象牙側面 */
  --tside-dark: #b9ae8c;        /* 牌側緣:陰影端 */
  --tback: #0e4030;             /* 牌背:墨綠本體 */
  --tback-edge: #0d3628;        /* 疊在面下露出的牌背側緣 */
  --tback-dark: #041912;        /* 牌背:最暗端 */
}

/* ---------- 頂端資訊列 ---------- */
.gv-mahjong .gvm-topinfo {
  text-align: center;
  color: var(--muted);
  font-size: .82rem;
  margin: 6px 0 10px;
  letter-spacing: .06em;
  font-family: var(--font-display);
}

/* ---------- 牌桌舞台(木質護欄外框) ---------- */
.gv-mahjong .gvm-stage {
  position: relative;
  /* 以 viewport 高反推桌面尺寸(扣 header/頂欄/手牌區/控制列),防底家手牌被裁
     (手牌改直立大牌後略高,預算 +14px) */
  width: min(100%, 760px, calc(100vh - 326px));
  width: min(100%, 760px, calc(100dvh - 326px));
  min-width: min(100%, 320px);
  aspect-ratio: 1 / 1;
  margin: 0 auto;
  border-radius: 34px;
  /* 木質 / 皮革護欄:斜向暖木漸層 + 頂部高光 + 落地陰影 */
  background:
    linear-gradient(135deg, #3a2213 0%, var(--rail-hi) 20%, #2c1a0e 50%, var(--rail-hi) 80%, #24140a 100%);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, .62),
    inset 0 2px 0 rgba(255, 255, 255, .08),
    inset 0 -2px 4px rgba(0, 0, 0, .5),
    inset 0 0 0 1px rgba(0, 0, 0, .55);
}
.gv-mahjong .gvm-stage::before {
  /* 護欄極淡皮革斜紋 */
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background-image: repeating-linear-gradient(128deg, rgba(255, 255, 255, .02) 0 2px, transparent 2px 9px);
}

/* 深去飽和絨布桌面(inset 露出木護欄) */
.gv-mahjong .gvm-felt {
  position: absolute;
  inset: 15px;
  border-radius: 24px;
  background:
    /* 中央暖色柔光 */
    radial-gradient(120% 92% at 50% 34%, rgba(255, 240, 200, .08), transparent 56%),
    /* 底緣暖金托底 */
    radial-gradient(140% 130% at 50% 118%, rgba(212, 175, 55, .06), transparent 62%),
    /* felt 本體:中央高光 → 邊緣暗 */
    radial-gradient(ellipse at 50% 42%, color-mix(in srgb, var(--felt) 84%, #ffffff 7%) 0%, var(--felt) 46%, var(--felt-dark) 100%);
  box-shadow:
    inset 0 0 100px rgba(0, 0, 0, .6),          /* 內緣暈角陰影 */
    inset 0 0 0 2px rgba(0, 0, 0, .38),
    inset 0 2px 0 rgba(255, 255, 255, .05),
    0 0 0 1px color-mix(in srgb, var(--gold) 55%, transparent);  /* felt 與護欄間金色細線 */
}
.gv-mahjong .gvm-felt::before {
  /* felt 內側金色細框 */
  content: '';
  position: absolute;
  inset: 12px;
  border-radius: 16px;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(212, 175, 55, .34);
}
.gv-mahjong .gvm-felt::after {
  /* 絨布細噪點 weave */
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 4px 4px;
  mix-blend-mode: overlay;
  opacity: .5;
}

/* ---------- 裝飾牌牆:四邊各一排牌背,把桌面「圍」出深度(純裝飾) ---------- */
.gv-mahjong .gvm-walls {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}
.gv-mahjong .gvm-wallside {
  position: absolute;
  display: flex;
  gap: 3px;
}
.gv-mahjong .ws-top { left: 50%; top: 19%; transform: translate(-50%, -50%); }
.gv-mahjong .ws-bottom { left: 50%; top: 81.5%; transform: translate(-50%, -50%); }
.gv-mahjong .ws-left { left: 19%; top: 50%; transform: translate(-50%, -50%) rotate(90deg); }
.gv-mahjong .ws-right { left: 81%; top: 50%; transform: translate(-50%, -50%) rotate(-90deg); }
/* 左右牆較短(避開側家手牌/名牌),像實桌被摸走的一段 */
.gv-mahjong .ws-left .gvm-wtile:nth-child(n+13),
.gv-mahjong .ws-right .gvm-wtile:nth-child(n+13) { display: none; }
/* 牌牆單格 ≈ 疊兩張的牌背:中段/最暗兩層側緣 → 兩層感(box-shadow 用 em,手機縮 font-size 即可) */
.gv-mahjong .gvm-wtile {
  font-size: 3px;
  width: 7em;
  height: 9em;
  border-radius: 1.4em;
  flex: none;
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, .035) 0 3px, transparent 3px 7px),
    linear-gradient(160deg, #155040 0%, #0d3a2c 55%, #07251b 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .14),
    inset 0 0 0 1px rgba(212, 175, 55, .22),
    0 1em 0 #0a3226,
    0 2em 0 var(--tback-dark),
    0 3em 3.4em rgba(0, 0, 0, .5);
}
/* 側邊牌牆:元素被旋轉,反向補償讓厚度維持朝螢幕下方 */
.gv-mahjong .ws-left .gvm-wtile {
  box-shadow:
    inset 1px 0 0 rgba(255, 255, 255, .14),
    inset 0 0 0 1px rgba(212, 175, 55, .22),
    1em 0 0 #0a3226,
    2em 0 0 var(--tback-dark),
    3em 0 3.4em rgba(0, 0, 0, .5);
}
.gv-mahjong .ws-right .gvm-wtile {
  box-shadow:
    inset -1px 0 0 rgba(255, 255, 255, .14),
    inset 0 0 0 1px rgba(212, 175, 55, .22),
    -1em 0 0 #0a3226,
    -2em 0 0 var(--tback-dark),
    -3em 0 3.4em rgba(0, 0, 0, .5);
}

/* ---------- 中央:計分盤 + 牌河 ---------- */
.gv-mahjong .gvm-center {
  position: absolute;
  /* 擴大中央區,讓牌河向四家延伸、填補羅盤與手牌間的空曠帶 */
  top: 21.5%;
  bottom: 21.5%;
  left: 20%;
  right: 20%;
  z-index: 1;
}

/* 中央金屬計分盤(雀龍門式):深色金屬方塊 + 金線框;
   四邊 風字+分數 各自旋轉朝向該家;中央凹陷螢幕顯示 圈風/局數/剩餘 */
.gv-mahjong .gvm-compass {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: var(--cpW);
  height: var(--cpW);
  border-radius: 18px;
  background:
    radial-gradient(130% 100% at 50% 0%, rgba(255, 255, 255, .08), transparent 46%),
    linear-gradient(160deg, #383429 0%, #221e16 34%, #16130d 62%, #262218 100%);
  border: 1px solid color-mix(in srgb, var(--gold) 60%, transparent);
  box-shadow:
    0 14px 32px rgba(0, 0, 0, .62),
    inset 0 1px 0 rgba(255, 255, 255, .12),
    inset 0 -8px 14px rgba(0, 0, 0, .5),
    0 0 26px rgba(212, 175, 55, .15);
}
.gv-mahjong .gvm-compass::before {
  /* 金屬斜面內框(細金線 + 內凹) */
  content: '';
  position: absolute;
  inset: 5px;
  border-radius: 14px;
  pointer-events: none;
  box-shadow:
    inset 0 0 0 1px rgba(212, 175, 55, .3),
    inset 0 2px 4px rgba(0, 0, 0, .55),
    inset 0 -1px 0 rgba(255, 255, 255, .05);
}

/* 中央凹陷螢幕 */
.gv-mahjong .gvm-cp-core {
  position: absolute;
  inset: 31px;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(212, 175, 55, .07), transparent 55%),
    linear-gradient(180deg, #0b0a07, #050403);
  border: 1px solid rgba(212, 175, 55, .35);
  box-shadow:
    inset 0 3px 9px rgba(0, 0, 0, .85),
    inset 0 0 0 1px rgba(0, 0, 0, .6);
}
.gv-mahjong .gvm-roundmark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .88rem;
  letter-spacing: .12em;
  color: var(--gold-bright);
  text-shadow: 0 1px 6px rgba(212, 175, 55, .45);
  white-space: nowrap;
}
.gv-mahjong .gvm-compass-dealer {
  font-size: .58rem;
  color: var(--muted);
  letter-spacing: .05em;
  white-space: nowrap;
  font-family: var(--font-display);
}

/* 剩餘張數(LED 金綠數字) */
.gv-mahjong .gvm-wall {
  display: flex;
  align-items: baseline;
  gap: 4px;
  line-height: 1.05;
}
.gv-mahjong .gvm-wall-n {
  font-weight: 800;
  font-size: 1.3rem;
  color: #cfe3a0;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 10px rgba(190, 226, 130, .45);
}
.gv-mahjong .gvm-wall-label { font-size: .56rem; color: var(--muted); letter-spacing: .22em; }
.gv-mahjong .gvm-wall.low .gvm-wall-n { color: #ff9aa0; text-shadow: 0 0 12px rgba(210, 74, 80, .4); }

/* 計分盤四邊:風字 + LED 分數,各自旋轉朝向該家 */
.gv-mahjong .gvm-cp-side {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 1px 8px;
  border-radius: 6px;
  background: rgba(0, 0, 0, .42);
  border: 1px solid rgba(212, 175, 55, .18);
  white-space: nowrap;
  line-height: 1.3;
}
.gv-mahjong .gvm-cp-side.cps-bottom { left: 50%; top: calc(100% - 15px); transform: translate(-50%, -50%); }
.gv-mahjong .gvm-cp-side.cps-top { left: 50%; top: 15px; transform: translate(-50%, -50%) rotate(180deg); }
.gv-mahjong .gvm-cp-side.cps-left { left: 15px; top: 50%; transform: translate(-50%, -50%) rotate(90deg); }
.gv-mahjong .gvm-cp-side.cps-right { left: calc(100% - 15px); top: 50%; transform: translate(-50%, -50%) rotate(-90deg); }
.gv-mahjong .cp-wind {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: .92rem;
  color: #e6ddc2;
  text-shadow: 0 1px 2px rgba(0, 0, 0, .85);
}
.gv-mahjong .gvm-cp-side.dealer .cp-wind {
  color: #ff7f6d;
  text-shadow: 0 0 12px rgba(230, 84, 70, .8), 0 1px 2px rgba(0, 0, 0, .85);
}
.gv-mahjong .cp-score {
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .05em;
  color: #cfe3a0;
  text-shadow: 0 0 8px rgba(190, 226, 130, .45);
}
.gv-mahjong .gvm-cp-side.empty .cp-score { color: var(--muted); text-shadow: none; }
/* 輪到該家:該邊金光呼吸(只動 opacity) */
.gv-mahjong .gvm-cp-side.on { border-color: color-mix(in srgb, var(--gold) 75%, transparent); }
.gv-mahjong .gvm-cp-side.on::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 8px;
  pointer-events: none;
  box-shadow: 0 0 0 1px var(--gold-bright), 0 0 18px rgba(240, 214, 122, .6);
  animation: gvm-glowpulse 1.6s ease-in-out infinite;
}

/* 牌河四區:每家 6xN 整齊格陣,整區旋轉 → 牌面朝向該家、由中央往該家延伸 */
.gv-mahjong .gvm-rzone {
  position: absolute;
  display: grid;
  grid-template-columns: repeat(6, calc(var(--rw) + 3px));
  grid-auto-rows: calc(var(--rw) * 1.36 + 9px);
  justify-items: center;
  align-items: start;
}
.gv-mahjong .gvm-rzone .mj-tile.small { --tw: var(--rw); }
.gv-mahjong .gvm-rzone.pos-bottom { left: 50%; top: calc(50% + var(--cpHalf)); transform: translateX(-50%); }
.gv-mahjong .gvm-rzone.pos-top { left: 50%; top: calc(50% - var(--cpHalf)); transform: translateX(-50%) rotate(180deg); transform-origin: top center; }
.gv-mahjong .gvm-rzone.pos-left { left: calc(50% - var(--cpHalf)); top: 50%; transform: translateX(-50%) rotate(90deg); transform-origin: top center; }
.gv-mahjong .gvm-rzone.pos-right { left: calc(50% + var(--cpHalf)); top: 50%; transform: translateX(-50%) rotate(-90deg); transform-origin: top center; }

/* 旋轉後仍保持「頂光在螢幕上方、厚度朝螢幕下方」的物理一致 */
.gv-mahjong .gvm-rzone.pos-top .mj-tile {
  box-shadow:
    inset 0 -1px 0 rgba(255, 255, 255, .7),
    inset 0 2px 2px rgba(120, 104, 70, .15),
    0 -2px 0 var(--tside),
    0 -4px 0 var(--tback-edge),
    0 -6px 7px rgba(0, 0, 0, .4);
}
.gv-mahjong .gvm-rzone.pos-left .mj-tile {
  box-shadow:
    inset 1px 0 0 rgba(255, 255, 255, .7),
    inset -2px 0 2px rgba(120, 104, 70, .15),
    2px 0 0 var(--tside),
    4px 0 0 var(--tback-edge),
    6px 0 7px rgba(0, 0, 0, .4);
}
.gv-mahjong .gvm-rzone.pos-right .mj-tile {
  box-shadow:
    inset -1px 0 0 rgba(255, 255, 255, .7),
    inset 2px 0 2px rgba(120, 104, 70, .15),
    -2px 0 0 var(--tside),
    -4px 0 0 var(--tback-edge),
    -6px 0 7px rgba(0, 0, 0, .4);
}
/* 最新捨牌:金框脈光(蓋過方向性厚度,以金環為主) */
.gv-mahjong .gvm-rzone .gvm-rtile.latest {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .85),
    0 0 0 2px var(--gold-bright),
    0 0 14px rgba(240, 214, 122, .8),
    0 4px 8px rgba(0, 0, 0, .4);
  z-index: 2;
}
.gv-mahjong .gvm-rtile.gvm-drop { animation: gvm-drop .3s cubic-bezier(.2, .8, .2, 1); }

.gv-mahjong .gvm-centermsg {
  position: absolute;
  left: 50%;
  bottom: -9%; /* 配合 gvm-center 擴大,維持原本與底家的距離 */
  transform: translateX(-50%);
  color: var(--muted);
  font-size: .82rem;
  white-space: nowrap;
  text-shadow: 0 1px 4px rgba(0, 0, 0, .6);
  font-family: var(--font-display);
  letter-spacing: .04em;
}
.gv-mahjong .gvm-centermsg.hidden { display: none; }

/* ---------- 座位(四家) ---------- */
.gv-mahjong .gvm-seats { position: absolute; inset: 0; z-index: 3; }
.gv-mahjong .gvm-seat {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  width: 210px;
}
.gv-mahjong .gvm-seat.pos-top { top: 1%; left: 50%; transform: translateX(-50%); }
.gv-mahjong .gvm-seat.pos-bottom { bottom: 1%; left: 50%; transform: translateX(-50%); }
.gv-mahjong .gvm-seat.pos-left { left: 0; top: 50%; transform: translateY(-50%); width: 150px; }
.gv-mahjong .gvm-seat.pos-right { right: 0; top: 50%; transform: translateY(-50%); width: 150px; }

/* 名牌:深色橫牌 + 金字(名字+籌碼),頂緣金線 */
.gv-mahjong .gvm-seat-head {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(180deg, rgba(27, 22, 14, .95), rgba(10, 8, 5, .9));
  border: 1px solid color-mix(in srgb, var(--gold) 36%, var(--line));
  border-radius: 9px;
  padding: 4px 12px 4px 5px;
  box-shadow:
    0 6px 14px rgba(0, 0, 0, .5),
    inset 0 1px 0 rgba(255, 255, 255, .07),
    inset 0 0 0 1px rgba(0, 0, 0, .4);
}
.gv-mahjong .gvm-seat-head::before {
  content: '';
  position: absolute;
  left: 8px;
  right: 8px;
  top: 0;
  height: 1px;
  background: var(--grad-gold-line);
  opacity: .5;
  pointer-events: none;
}
.gv-mahjong .gvm-seat.acting .gvm-seat-head {
  border-color: color-mix(in srgb, var(--gold) 60%, var(--line));
  box-shadow: 0 0 0 1px var(--gold), 0 0 18px rgba(240, 214, 122, .42), inset 0 1px 0 rgba(255, 255, 255, .08);
}
.gv-mahjong .gvm-seat.winner .gvm-seat-head { animation: win-glow 1s ease-in-out 3; }

/* 倒數環(tick() 以 conic-gradient inline 更新進度) */
.gv-mahjong .gvm-ring {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  padding: 2px;
}
.gv-mahjong .gvm-ring.on {
  background: conic-gradient(var(--gold-bright) 360deg, rgba(255, 255, 255, .14) 0);
  box-shadow: 0 0 16px rgba(240, 214, 122, .5);
}
.gv-mahjong .gvm-av {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 2px solid var(--gold-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--gold-bright);
  overflow: hidden;
  flex: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .5), inset 0 1px 0 rgba(255, 255, 255, .12);
}
.gv-mahjong .gvm-av img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.gv-mahjong .gvm-seat.me .gvm-av { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold-deep), 0 0 12px rgba(212, 175, 55, .5); }
.gv-mahjong .gvm-seat.winner .gvm-av {
  border-color: var(--gold-bright);
  box-shadow: 0 0 20px rgba(240, 214, 122, .9);
}

.gv-mahjong .gvm-seat-meta { display: flex; flex-direction: column; line-height: 1.18; min-width: 0; }
.gv-mahjong .gvm-seat-name {
  font-size: .78rem;
  font-weight: 700;
  font-family: var(--font-display);
  letter-spacing: .04em;
  color: var(--gold-bright);
  text-shadow: 0 1px 2px rgba(0, 0, 0, .7);
  max-width: 96px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.gv-mahjong .gvm-seat.winner .gvm-seat-name { color: var(--gold-bright); }
.gv-mahjong .gvm-seat-stack {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: .72rem;
  font-weight: 700;
}
/* 籌碼小圓章:純 CSS 金幣(不用 emoji,避免缺字型破圖) */
.gv-mahjong .gvm-coin {
  width: .72em;
  height: .72em;
  border-radius: 50%;
  flex: none;
  background: var(--grad-gold);
  box-shadow:
    inset 0 0 0 1px rgba(120, 86, 20, .55),
    inset 0 1px 1px rgba(255, 255, 255, .6),
    0 1px 2px rgba(0, 0, 0, .5);
}
.gv-mahjong .gvm-stack-num { color: var(--gold-bright); font-variant-numeric: tabular-nums; }

/* 莊家徽章:小金牌方章,紅字 */
.gv-mahjong .gvm-dealer {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--grad-gold);
  color: #8c231a;
  font-size: .74rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gold-deep);
  box-shadow: 0 2px 6px rgba(0, 0, 0, .5), inset 0 1px 0 rgba(255, 255, 255, .55), inset 0 -2px 3px rgba(120, 84, 12, .4);
  text-shadow: 0 1px 0 rgba(255, 255, 255, .3);
}
/* 連莊標(連N) */
.gv-mahjong .gvm-lian {
  flex: none;
  font-size: .62rem;
  font-weight: 800;
  color: var(--gold-bright);
  border: 1px solid color-mix(in srgb, var(--gold) 55%, var(--line));
  background: rgba(212, 175, 55, .12);
  border-radius: 999px;
  padding: 1px 8px;
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
}

.gv-mahjong .gvm-speech {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 4px 11px;
  font-size: .76rem;
  color: var(--ink);
  max-width: 180px;
  text-align: center;
  word-break: break-word;
  box-shadow: 0 6px 16px rgba(0, 0, 0, .5);
  animation: gvm-pop .2s ease-out;
}

/* 他人手牌(小型牌背,重疊;左右家改直向疊,模擬側面視角) */
.gv-mahjong .gvm-backs { display: flex; }
.gv-mahjong .gvm-backs .mj-tile:not(:first-child) { margin-left: -14px; }
.gv-mahjong .gvm-seat.pos-left .gvm-backs,
.gv-mahjong .gvm-seat.pos-right .gvm-backs { flex-direction: column; align-items: center; }
.gv-mahjong .gvm-seat.pos-left .gvm-backs .mj-tile:not(:first-child),
.gv-mahjong .gvm-seat.pos-right .gvm-backs .mj-tile:not(:first-child) { margin-left: 0; margin-top: -16px; }
.gv-mahjong .gvm-seat.pos-left .gvm-backs .mj-tile { transform: rotate(90deg); }
.gv-mahjong .gvm-seat.pos-right .gvm-backs .mj-tile { transform: rotate(-90deg); }
/* 側家直向疊時只露窄條:拿掉頂面象牙帶,維持深綠牌背的一致對比 */
.gv-mahjong .gvm-seat.pos-left .gvm-backs .mj-tile.back::before,
.gv-mahjong .gvm-seat.pos-right .gvm-backs .mj-tile.back::before { display: none; }

/* 副露(明面子) */
.gv-mahjong .gvm-melds { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; max-width: 100%; }
.gv-mahjong .gvm-meld { display: flex; }
.gv-mahjong .gvm-meld .mj-tile:not(:first-child) { margin-left: 1px; }
.gv-mahjong .gvm-seat.flash-meld .gvm-melds { animation: gvm-flash .7s ease-out; }
.gv-mahjong .gvm-seat.flash-hu .gvm-seat-head { animation: gvm-flash .7s ease-out; }

/* 花牌 */
.gv-mahjong .gvm-flowers { display: flex; gap: 2px; flex-wrap: wrap; justify-content: center; }
.gv-mahjong .gvm-seat.flash-flower .gvm-flowers { animation: gvm-flash .7s ease-out; }

/* 空位 / 入座 */
.gv-mahjong .gvm-seat.empty { justify-content: center; }
.gv-mahjong .gvm-sitbtn {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  border: 2px dashed color-mix(in srgb, var(--gold) 55%, var(--line));
  background: radial-gradient(120% 120% at 50% 20%, rgba(212, 175, 55, .1), rgba(0, 0, 0, .35));
  color: var(--gold-bright);
  font-size: .78rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .4);
  transition: transform .12s ease, background .15s ease, box-shadow .15s ease;
}
.gv-mahjong .gvm-sitbtn:hover {
  background: radial-gradient(120% 120% at 50% 20%, rgba(212, 175, 55, .24), rgba(0, 0, 0, .3));
  transform: scale(1.08);
  box-shadow: 0 6px 16px rgba(0, 0, 0, .5), var(--glow-gold);
}
.gv-mahjong .gvm-vacant {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  border: 2px dashed var(--line-soft);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .72rem;
  opacity: .7;
}

/* ---------- 牌(CSS 畫:立體牌 — 象牙面 + 側緣厚度 + 墨綠背層 + 頂光) ----------
   平放牌(牌河/副露/聽牌等):面下露出 象牙側緣 → 牌背側緣 兩層厚度,像例圖
   直立牌(自己手牌 .big):可見頂緣斜面高光;他家手牌 = 小型牌背。 */
.gv-mahjong .mj-tile {
  --tw: 34px;
  width: var(--tw);
  height: calc(var(--tw) * 1.36);
  border-radius: calc(var(--tw) * .17);
  /* 象牙牌面:溫潤暖白漸層 */
  background: linear-gradient(155deg, #fffdf6 0%, #f3ecdb 46%, #e5ddc6 100%);
  border: 1px solid rgba(70, 52, 24, .22);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .9),        /* 頂面高光 */
    inset 0 -2px 4px rgba(120, 104, 70, .18),      /* 底緣暗化 */
    0 2px 0 var(--tside),                          /* 象牙側緣厚度 */
    0 5px 0 var(--tback-edge),                     /* 底下露出的牌背層 */
    0 8px 9px rgba(0, 0, 0, .45);                  /* 落地環境陰影 */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex: none;
  user-select: none;
  box-sizing: border-box;
}
.gv-mahjong .mj-tile::before {
  /* 左上 specular 高光 */
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(60% 44% at 30% 22%, rgba(255, 255, 255, .55), rgba(255, 255, 255, 0) 62%);
  z-index: 0;
}
.gv-mahjong .mj-tile.small {
  --tw: 22px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .85),
    inset 0 -2px 2px rgba(120, 104, 70, .15),
    0 2px 0 var(--tside),
    0 4px 0 var(--tback-edge),
    0 6px 7px rgba(0, 0, 0, .4);
}
/* 自己手牌:直立大牌(牌面 + 可見頂緣斜面);17 張在 900px 內排得下 */
.gv-mahjong .mj-tile.big {
  --tw: 46px;
  height: calc(var(--tw) * 1.42);
  padding-top: calc(var(--tw) * .16);
  background: linear-gradient(180deg, #efe6cf 0%, #fffdf6 26%, #f4edda 70%, #ded4b8 100%);
  border-color: rgba(70, 52, 24, .32);
  box-shadow:
    inset 0 -2px 4px rgba(120, 104, 70, .24),
    0 3px 0 rgba(80, 64, 36, .4),
    0 10px 15px rgba(0, 0, 0, .55);
}
.gv-mahjong .mj-tile.big::after {
  /* 可見頂緣:直立牌頂面,受頂光最亮,下接稜線 */
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: calc(var(--tw) * .16);
  border-radius: calc(var(--tw) * .17) calc(var(--tw) * .17) 50% 50% / calc(var(--tw) * .17) calc(var(--tw) * .17) 38% 38%;
  background: linear-gradient(180deg, #fffef8 0%, #fdf9ec 48%, #ddd2b0 86%, rgba(110, 94, 60, .55) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .95);
  pointer-events: none;
  z-index: 0;
}

.gv-mahjong .mj-face {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
  position: relative;
  z-index: 1;
}
.gv-mahjong .mj-num { font-weight: 800; font-size: calc(var(--tw) * .6); }
.gv-mahjong .mj-suit { font-weight: 700; font-size: calc(var(--tw) * .34); margin-top: 1px; }
.gv-mahjong .mj-word { font-weight: 800; font-size: calc(var(--tw) * .72); }

/* 花色配色(傳統,溫潤深色不刺眼) */
.gv-mahjong .mj-tile.suit-m { color: #2d2620; }
.gv-mahjong .mj-tile.suit-m .mj-suit { color: #a5382f; }
.gv-mahjong .mj-tile.suit-p { color: #1a5a86; }
.gv-mahjong .mj-tile.suit-p .mj-suit { color: #1a5a86; }
.gv-mahjong .mj-tile.suit-s { color: #2b7048; }
.gv-mahjong .mj-tile.suit-s .mj-suit { color: #2b7048; }
.gv-mahjong .mj-tile.wind .mj-word { color: #2d2620; }
.gv-mahjong .mj-tile.dragon-c .mj-word { color: #b0392f; }
.gv-mahjong .mj-tile.dragon-f .mj-word { color: #2b7048; }
.gv-mahjong .mj-tile.dragon-p .mj-word {
  color: #2a6db0;
  border: 2px solid #2a6db0;
  border-radius: 3px;
  width: calc(var(--tw) * .6);
  height: calc(var(--tw) * .82);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0;   /* 白牌只顯示藍框 */
}
.gv-mahjong .mj-tile.flower .mj-word { color: #c07a24; }

/* 牌背:墨綠 + 金色徽記(黑金 DNA,不用亮彩) */
.gv-mahjong .mj-tile.back {
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, .04) 0 3px, transparent 3px 7px),
    linear-gradient(160deg, #16543f 0%, var(--tback) 55%, #082a1f 100%);
  border-color: rgba(0, 0, 0, .45);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .16),
    inset 0 0 0 1px rgba(212, 175, 55, .38),
    0 2px 0 #0a3527,
    0 4px 0 var(--tback-dark),
    0 6px 8px rgba(0, 0, 0, .45);
}
.gv-mahjong .mj-tile.back::before { display: none; }
.gv-mahjong .mj-tile.back::after {
  content: '';
  position: absolute;
  inset: 24% 26%;
  border-radius: 3px;
  background: radial-gradient(closest-side, rgba(240, 214, 122, .32), transparent);
  box-shadow: inset 0 0 0 1.5px rgba(212, 175, 55, .55);
}
/* 他家手上的直立牌背:頂緣露出象牙頂面(直立感) */
.gv-mahjong .gvm-backs .mj-tile.back {
  box-shadow:
    inset 0 0 0 1px rgba(212, 175, 55, .32),
    inset 0 -2px 3px rgba(0, 0, 0, .45),
    0 2px 0 rgba(0, 0, 0, .55),
    0 5px 7px rgba(0, 0, 0, .5);
}
.gv-mahjong .gvm-backs .mj-tile.back::before {
  content: '';
  display: block;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 24%;
  border-radius: calc(var(--tw) * .17) calc(var(--tw) * .17) 46% 46% / calc(var(--tw) * .17) calc(var(--tw) * .17) 36% 36%;
  background: linear-gradient(180deg, #f8f2e0 0%, #e8ddbd 62%, rgba(20, 40, 30, .55) 100%);
  z-index: 1;
}
.gv-mahjong .gvm-backs .mj-tile.back::after { inset: 34% 26% 16%; }

/* ---------- 動畫層 / 派彩金籌碼 ---------- */
.gv-mahjong .gvm-fx { position: absolute; inset: 0; z-index: 25; pointer-events: none; }
.gv-mahjong .gvm-flychip {
  position: absolute;
  width: 30px;
  height: 30px;
  font-size: .58rem;
  z-index: 2;
  pointer-events: none;
  will-change: transform, opacity;
}

/* 飛行中的牌(出牌:手→牌河;鳴牌:牌河→副露) */
.gv-mahjong .gvm-flytile {
  position: absolute;
  z-index: 3;
  pointer-events: none;
  will-change: transform, opacity;
}

/* 鳴牌 / 胡牌 cut-in:深色斜帶 + 金字(雀魂式) */
.gv-mahjong .gvm-cutin {
  position: absolute;
  inset: 0;
  z-index: 6;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.gv-mahjong .gvm-cutin-band {
  position: absolute;
  left: -12%;
  right: -12%;
  top: 50%;
  height: 15%;
  transform: translateY(-50%) skewX(-15deg);
  background: linear-gradient(90deg, transparent, rgba(6, 5, 4, .88) 16%, rgba(6, 5, 4, .88) 84%, transparent);
  border-top: 1px solid rgba(212, 175, 55, .5);
  border-bottom: 1px solid rgba(212, 175, 55, .5);
  box-shadow: 0 0 30px rgba(0, 0, 0, .5);
  animation: gvm-band-in .15s ease-out;
}
.gv-mahjong .gvm-cutin.big .gvm-cutin-band { height: 22%; }
.gv-mahjong .gvm-cutin-text {
  position: relative;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 8vw, 3.4rem);
  letter-spacing: .14em;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 2px 10px rgba(212, 175, 55, .55)) drop-shadow(0 2px 3px rgba(0, 0, 0, .7));
  will-change: transform, opacity;
}
.gv-mahjong .gvm-cutin.big .gvm-cutin-text { font-size: clamp(2.8rem, 11vw, 5.2rem); }

/* ---------- 宣告窗(吃/碰/槓/胡/過) ---------- */
.gv-mahjong .gvm-claim {
  position: absolute;
  left: 50%;
  bottom: 5%;
  transform: translateX(-50%);
  z-index: 8;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  min-width: 224px;
  max-width: 92%;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid color-mix(in srgb, var(--gold) 60%, var(--line));
  border-radius: 16px;
  padding: 12px 16px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, .6), 0 0 22px rgba(212, 175, 55, .22), inset 0 1px 0 rgba(255, 255, 255, .06);
  animation: gvm-pop .2s ease-out;
}
.gv-mahjong .gvm-claim::before {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  top: 0;
  height: 2px;
  background: var(--grad-gold-line);
  opacity: .7;
}
.gv-mahjong .gvm-claim.hidden { display: none; }
.gv-mahjong .gvm-claimbar {
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: rgba(0, 0, 0, .4);
  overflow: hidden;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, .5);
}
.gv-mahjong .gvm-claimfill {
  height: 100%;
  width: 100%;
  background: var(--grad-gold-line);
  border-radius: 999px;
  transition: width .2s linear;
}
.gv-mahjong .gvm-claimfill.urgent { background: linear-gradient(90deg, transparent, #ff9aa0 30%, var(--red) 50%, #ff9aa0 70%, transparent); }
.gv-mahjong .gvm-claim-tile { display: flex; justify-content: center; }
.gv-mahjong .gvm-claim-btns { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; align-items: center; }
.gv-mahjong .gvm-claim-btns .btn { font-weight: 700; min-width: 54px; }
/* 「胡」永遠最大最右:金紅重點 + 金光;「過」最小最左 */
.gv-mahjong .gvm-claim-btns .gvm-btn-hu {
  font-size: 1.14rem;
  min-width: 68px;
  padding-top: 9px;
  padding-bottom: 9px;
  box-shadow: 0 0 24px rgba(232, 200, 122, .6), 0 2px 8px rgba(0, 0, 0, .5);
  text-shadow: 0 1px 0 rgba(255, 255, 255, .3);
}
.gv-mahjong .gvm-claim-btns .gvm-btn-pass { min-width: 46px; opacity: .82; font-size: .85rem; }

/* 吃 / 槓 多選 */
.gv-mahjong .gvm-menu { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.gv-mahjong .gvm-menu-item {
  display: flex;
  align-items: center;
  gap: 3px;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 8px;
  cursor: pointer;
  color: var(--ink);
  font-family: inherit;
  font-size: .82rem;
  transition: border-color .14s ease, filter .14s ease;
}
.gv-mahjong .gvm-menu-item:hover { border-color: var(--gold); filter: brightness(1.08); }

/* ---------- 結算台 ---------- */
.gv-mahjong .gvm-settle {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 5, 4, .74);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  border-radius: 34px;
  padding: 14px;
}
.gv-mahjong .gvm-settle.hidden { display: none; }
.gv-mahjong .gvm-settle-panel {
  position: relative;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(212, 175, 55, .1), transparent 55%),
    linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid color-mix(in srgb, var(--gold) 55%, var(--line));
  border-radius: 18px;
  padding: 18px 20px;
  max-width: 100%;
  max-height: 100%;
  overflow: auto;
  box-shadow: 0 20px 56px rgba(0, 0, 0, .66), inset 0 1px 0 rgba(255, 255, 255, .06);
  text-align: center;
  animation: gvm-pop .24s ease-out;
}
.gv-mahjong .gvm-settle-panel::before {
  content: '';
  position: absolute;
  left: 20px;
  right: 20px;
  top: 0;
  height: 2px;
  background: var(--grad-gold-line);
}
.gv-mahjong .gvm-settle-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: .12em;
  margin-bottom: 4px;
}
.gv-mahjong .gvm-settle-title.draw { color: var(--muted); }
.gv-mahjong .gvm-settle-sub { color: var(--gold-bright); font-size: .95rem; margin-bottom: 8px; }

.gv-mahjong .gvm-winner {
  border-top: 1px dashed var(--line);
  padding-top: 12px;
  margin-top: 10px;
}
.gv-mahjong .gvm-winner:first-of-type { border-top: none; }
.gv-mahjong .gvm-winner-head {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.gv-mahjong .gvm-winner-name { font-weight: 800; color: var(--gold-bright); }
.gv-mahjong .gvm-winner-from { font-size: .82rem; color: var(--muted); }
.gv-mahjong .gvm-winner-tai {
  font-weight: 800;
  color: #33270a;
  background: var(--grad-gold);
  border: 1px solid var(--gold-deep);
  border-radius: 999px;
  padding: 2px 13px;
  font-size: .95rem;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 1px 0 rgba(255, 255, 255, .35);
  box-shadow: 0 2px 8px rgba(212, 175, 55, .3), inset 0 1px 0 rgba(255, 255, 255, .5);
}
.gv-mahjong .gvm-winner-tiles {
  display: flex;
  gap: 2px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 8px;
}
.gv-mahjong .gvm-winner-meld { margin: 0 3px; }
/* 四拍演出:②攤牌 stagger(JS 給 animation-delay)③台數逐條彈出 */
.gv-mahjong .gvm-reveal { animation: gvm-reveal .4s cubic-bezier(.2, .8, .2, 1) backwards; }
.gv-mahjong .gvm-bd-pop { animation: gvm-bd-pop .35s cubic-bezier(.2, .8, .2, 1) backwards; }

.gv-mahjong .gvm-breakdown {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 8px;
  justify-content: center;
  max-width: 420px;
  margin: 0 auto;
}
.gv-mahjong .gvm-bd-line {
  display: flex;
  align-items: center;
  gap: 5px;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 2px 9px;
  font-size: .8rem;
}
.gv-mahjong .gvm-bd-name { color: var(--ink); }
.gv-mahjong .gvm-bd-tai { color: var(--gold-bright); font-weight: 800; font-variant-numeric: tabular-nums; }

.gv-mahjong .gvm-scores {
  margin: 14px auto 4px;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.gv-mahjong .gvm-score-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 11px;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line-soft);
  border-radius: 9px;
}
.gv-mahjong .gvm-score-row.is-win { border-color: color-mix(in srgb, var(--gold) 50%, var(--line)); box-shadow: 0 0 12px rgba(212, 175, 55, .2); }
.gv-mahjong .gvm-score-name { flex: 1; text-align: left; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gv-mahjong .gvm-score-delta { font-weight: 800; min-width: 66px; text-align: right; font-variant-numeric: tabular-nums; }
.gv-mahjong .gvm-score-delta.plus { color: #7bd99b; }
.gv-mahjong .gvm-score-delta.minus { color: #ff9aa0; }
.gv-mahjong .gvm-score-stack {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  color: var(--gold-bright);
  font-size: .8rem;
  font-weight: 700;
  min-width: 84px;
  font-variant-numeric: tabular-nums;
}

.gv-mahjong .gvm-settle-note { color: var(--muted); font-size: .78rem; margin: 14px 0 8px; letter-spacing: .04em; }

/* ---------- 底部:自己手牌 + 行動列 ---------- */
.gv-mahjong .gvm-handarea {
  margin-top: 10px;
  position: relative;
  padding: 10px 8px 8px;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(26, 20, 13, .55), rgba(12, 9, 6, .35));
  border: 1px solid var(--line-soft);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
}

/* 聽牌面板:可胡張 + 台數 + 場上剩餘估算(半透黑底 + 金細框) */
.gv-mahjong .gvm-ting {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  flex-wrap: wrap;
  margin: 0 auto 8px;
  padding: 6px 12px;
  width: fit-content;
  max-width: 100%;
  border-radius: 10px;
  background: rgba(10, 20, 12, .85);
  border: 1px solid color-mix(in srgb, var(--gold) 50%, transparent);
  box-shadow: 0 6px 16px rgba(0, 0, 0, .45), inset 0 1px 0 rgba(255, 255, 255, .05);
  animation: gvm-ting-in .2s ease-out;
}
.gv-mahjong .gvm-ting.hidden { display: none; }
.gv-mahjong .gvm-ting-label {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .82rem;
  color: var(--gold-bright);
  letter-spacing: .1em;
  border: 1px solid color-mix(in srgb, var(--gold) 55%, var(--line));
  background: rgba(212, 175, 55, .12);
  border-radius: 999px;
  padding: 1px 9px;
}
.gv-mahjong .gvm-ting-cell { display: flex; align-items: center; gap: 5px; }
.gv-mahjong .gvm-ting-meta { display: flex; flex-direction: column; line-height: 1.25; }
.gv-mahjong .gvm-ting-tai {
  font-size: .78rem;
  font-weight: 800;
  color: var(--gold-bright);
  font-variant-numeric: tabular-nums;
}
.gv-mahjong .gvm-ting-left { font-size: .66rem; color: var(--muted); font-variant-numeric: tabular-nums; }

.gv-mahjong .gvm-selfact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.gv-mahjong .gvm-selfact.hidden { display: none; }
.gv-mahjong .gvm-selfhint { color: var(--gold-bright); font-weight: 700; font-size: .9rem; font-family: var(--font-display); letter-spacing: .04em; }

.gv-mahjong .gvm-hand {
  display: flex;
  justify-content: center;
  gap: 3px;
  min-height: 88px;
  padding: 16px 6px 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.gv-mahjong .gvm-hand.empty { min-height: 0; padding: 0; }
.gv-mahjong .gvm-handtile { transition: transform .12s ease; }
.gv-mahjong .gvm-handtile.clickable { cursor: pointer; }
.gv-mahjong .gvm-handtile.clickable:hover { transform: translateY(-8px); }
.gv-mahjong .gvm-handtile.selected {
  transform: translateY(-14px);
  box-shadow:
    inset 0 -2px 4px rgba(120, 104, 70, .24),
    0 3px 0 rgba(80, 64, 36, .4),
    0 14px 22px rgba(0, 0, 0, .55),
    0 0 0 2px var(--gold-bright),
    0 0 18px rgba(240, 214, 122, .55);
}
.gv-mahjong .gvm-handtile.drawn { margin-left: 20px; }   /* 剛摸的牌稍分開 */
.gv-mahjong .gvm-handtile.gvm-dealt { animation: gvm-tile-deal .34s cubic-bezier(.2, .8, .2, 1); }

/* ---------- 底部控制 ---------- */
.gv-mahjong .gvm-controls {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 8px;
}

/* ---------- 買入對話框(固定金額確認) ---------- */
.gv-mahjong .gvm-dialog h3 { margin: 0 0 10px; color: var(--gold-bright); font-size: 1.05rem; font-family: var(--font-display); letter-spacing: .05em; }
.gv-mahjong .gvm-buyfix {
  text-align: center;
  padding: 12px 18px 14px;
  margin-bottom: 10px;
  border-radius: 12px;
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(212, 175, 55, .1), transparent 60%),
    linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid color-mix(in srgb, var(--gold) 45%, var(--line));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05);
}
.gv-mahjong .gvm-buyfix-label { font-size: .74rem; color: var(--muted); letter-spacing: .14em; margin-bottom: 4px; }
.gv-mahjong .gvm-buyamt {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--gold-bright);
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 14px rgba(240, 214, 122, .35);
}
.gv-mahjong .gvm-d-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 14px; }

/* ---------- 動畫 keyframes ---------- */
@keyframes gvm-pop {
  from { opacity: 0; transform: scale(.7); }
}
@keyframes gvm-flash {
  0% { filter: none; }
  40% { filter: brightness(1.6) drop-shadow(0 0 10px var(--gold-bright)); }
  100% { filter: none; }
}
@keyframes gvm-drop {
  0% { opacity: 0; transform: translateY(-14px) scale(1.1); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes gvm-glowpulse {
  0%, 100% { opacity: .5; }
  50% { opacity: 1; }
}
@keyframes gvm-tile-deal {
  from { opacity: 0; transform: translateY(-26px) rotate(-4deg) scale(.9); }
}
@keyframes gvm-ting-in {
  from { opacity: 0; transform: translateY(8px); }
}
@keyframes gvm-band-in {
  from { opacity: 0; transform: translateY(-50%) skewX(-15deg) translateX(-8%); }
}
@keyframes gvm-reveal {
  from { opacity: 0; transform: translateY(10px) scale(.86); }
}
@keyframes gvm-bd-pop {
  from { opacity: 0; transform: translateY(6px) scale(.9); }
}

/* ---------- 無障礙:降級長動畫,保留即時狀態 ---------- */
@media (prefers-reduced-motion: reduce) {
  .gv-mahjong .gvm-rtile.gvm-drop,
  .gv-mahjong .gvm-handtile.gvm-dealt,
  .gv-mahjong .gvm-claim,
  .gv-mahjong .gvm-settle-panel,
  .gv-mahjong .gvm-ting,
  .gv-mahjong .gvm-cutin-band,
  .gv-mahjong .gvm-reveal,
  .gv-mahjong .gvm-bd-pop,
  .gv-mahjong .gvm-speech { animation: none; }
  .gv-mahjong .gvm-cp-side.on::after { animation: none; opacity: 1; }
  .gv-mahjong .gvm-seat.winner .gvm-seat-head { animation: none; box-shadow: 0 0 18px 4px rgba(240, 214, 122, .7); }
}

/* ---------- 手機(375px 起可玩;立體牌縮小照常,計分盤縮版) ---------- */
@media (max-width: 640px) {
  .gv-mahjong { --cpW: 110px; --cpHalf: 60px; --rw: 14px; }
  .gv-mahjong .gvm-topinfo { font-size: .7rem; margin-bottom: 6px; }
  .gv-mahjong .gvm-stage { max-width: none; border-radius: 26px; }
  .gv-mahjong .gvm-felt { inset: 11px; border-radius: 18px; }

  .gv-mahjong .mj-tile { --tw: 28px; }
  .gv-mahjong .mj-tile.small { --tw: 17px; }
  .gv-mahjong .mj-tile.big { --tw: 38px; }

  .gv-mahjong .gvm-seat { width: 150px; gap: 4px; }
  .gv-mahjong .gvm-seat.pos-left,
  .gv-mahjong .gvm-seat.pos-right { width: 106px; }
  .gv-mahjong .gvm-seat-head { padding: 3px 9px 3px 3px; gap: 6px; }
  .gv-mahjong .gvm-ring { width: 36px; height: 36px; }
  .gv-mahjong .gvm-av { width: 28px; height: 28px; font-size: .82rem; }
  .gv-mahjong .gvm-seat-name { font-size: .64rem; max-width: 66px; }
  .gv-mahjong .gvm-seat-stack { font-size: .6rem; }
  .gv-mahjong .gvm-dealer { width: 18px; height: 18px; font-size: .64rem; border-radius: 5px; }
  .gv-mahjong .gvm-backs .mj-tile:not(:first-child) { margin-left: -11px; }
  .gv-mahjong .gvm-seat.pos-left .gvm-backs .mj-tile:not(:first-child),
  .gv-mahjong .gvm-seat.pos-right .gvm-backs .mj-tile:not(:first-child) { margin-left: 0; margin-top: -12px; }

  .gv-mahjong .gvm-center { top: 25%; bottom: 25%; left: 16%; right: 16%; }
  .gv-mahjong .gvm-compass { border-radius: 14px; }
  .gv-mahjong .gvm-compass::before { inset: 4px; border-radius: 11px; }
  .gv-mahjong .gvm-cp-core { inset: 23px; border-radius: 8px; }
  .gv-mahjong .gvm-compass-dealer { font-size: .5rem; }
  .gv-mahjong .gvm-roundmark { font-size: .62rem; letter-spacing: .08em; }
  .gv-mahjong .gvm-wall-n { font-size: .92rem; }
  .gv-mahjong .gvm-wall-label { font-size: .48rem; letter-spacing: .12em; }
  .gv-mahjong .gvm-cp-side { gap: 4px; padding: 0 5px; border-radius: 5px; }
  .gv-mahjong .gvm-cp-side.cps-bottom { top: calc(100% - 11px); }
  .gv-mahjong .gvm-cp-side.cps-top { top: 11px; }
  .gv-mahjong .gvm-cp-side.cps-left { left: 11px; }
  .gv-mahjong .gvm-cp-side.cps-right { left: calc(100% - 11px); }
  .gv-mahjong .cp-wind { font-size: .66rem; }
  .gv-mahjong .cp-score { font-size: .52rem; }

  .gv-mahjong .ws-top { top: 16%; }
  .gv-mahjong .ws-bottom { top: 84%; }
  .gv-mahjong .ws-left { left: 15%; }
  .gv-mahjong .ws-right { left: 85%; }
  .gv-mahjong .gvm-wtile { font-size: 2px; }
  .gv-mahjong .gvm-wallside { gap: 2px; }
  .gv-mahjong .gvm-flychip { width: 24px; height: 24px; }

  .gv-mahjong .gvm-hand {
    justify-content: flex-start;
    -webkit-overflow-scrolling: touch;
  }
  .gv-mahjong .gvm-handtile.drawn { margin-left: 14px; }
  .gv-mahjong .gvm-ting { gap: 7px; padding: 5px 9px; }
  .gv-mahjong .gvm-claim { bottom: 4%; min-width: 184px; padding: 10px 12px; }
  .gv-mahjong .gvm-claim-btns .btn { min-width: 46px; padding: 6px 11px; }
  .gv-mahjong .gvm-claim-btns .gvm-btn-hu { min-width: 58px; font-size: 1.05rem; }
  .gv-mahjong .gvm-settle-title { font-size: 1.3rem; }
  .gv-mahjong .gvm-breakdown { max-width: 100%; }
}

/* ---------- 極窄螢幕(≤430px):17 張手牌再縮,單屏盡量排下 ---------- */
@media (max-width: 430px) {
  .gv-mahjong .mj-tile.big { --tw: 30px; }
  .gv-mahjong .gvm-hand { gap: 2px; }
  .gv-mahjong .gvm-handtile.drawn { margin-left: 10px; }
}