:root {
  --bg-dark: #070d0a;
  --felt-green: #0a2d1d;
  --felt-green-light: #12402c;
  --felt-border: #1d5c3f;
  --accent-gold: #e6c229;
  --accent-gold-glow: rgba(230, 194, 41, 0.4);
  --accent-purple: #b388ff;
  --accent-purple-glow: rgba(179, 136, 255, 0.4);
  --accent-purple-light: #e1bee7;
  --text-light: #f8f9fa;
  --text-dim: #9aa8a1;
  --tile-bg: #fcfbf7;
  --tile-border: #dcd7ca;
  --tile-back: #197042;
  --tile-back-border: #11522f;
  --glass-bg: rgba(10, 20, 15, 0.85);
  --glass-border: rgba(255, 255, 255, 0.08);
  --danger-color: #e63946;
  --danger-glow: rgba(230, 57, 70, 0.4);
  
  --font-display: 'Outfit', sans-serif;
  --font-chinese: 'ZCOOL XiaoWei', serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-light);
  font-family: var(--font-display);
  overflow: hidden;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: var(--felt-border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold);
}

/* Layout container */
.game-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
}

/* Header styling */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  background: linear-gradient(180deg, rgba(7, 13, 10, 0.95) 0%, rgba(7, 13, 10, 0.6) 100%);
  border-bottom: 1px solid var(--glass-border);
  z-index: 10;
}

.brand h1 {
  font-size: 1.6rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 8px;
}

.chinese-subtitle {
  font-family: var(--font-chinese);
  font-size: 1.4rem;
  margin-left: 5px;
  color: var(--accent-gold);
  opacity: 0.9;
  -webkit-text-fill-color: var(--accent-gold);
}

.logo-icon {
  font-size: 1.4rem;
}

.hand-tracker {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-light);
  white-space: nowrap;
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.05), 0 2px 6px rgba(0, 0, 0, 0.3);
  transition: all 0.2s ease;
}

.hand-tracker .hand-label {
  color: var(--text-dim);
  font-weight: 500;
}

.hand-tracker .hand-count {
  color: var(--accent-gold);
  font-weight: 700;
}

.controls-panel {
  display: flex;
  gap: 10px;
}

.header-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-light);
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.header-btn:hover {
  background: var(--felt-green-light);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  box-shadow: 0 0 10px var(--accent-gold-glow);
}

.header-btn.danger:hover {
  background: var(--danger-color);
  border-color: var(--danger-color);
  color: white;
  box-shadow: 0 0 10px var(--danger-glow);
}

/* Mahjong Felt Table */
.mahjong-table {
  flex: 1;
  position: relative;
  background-color: var(--felt-green);
  border: 12px solid #2d1e18; /* Wooden rail border */
  border-radius: 16px;
  margin: 10px;
  box-shadow: inset 0 0 100px rgba(0, 0, 0, 0.8), 0 10px 30px rgba(0,0,0,0.5);
  display: grid;
  grid-template-rows: 110px 1fr auto;
  grid-template-columns: 240px 1fr 240px;
  overflow: visible;
}

/* Player seats positioning */
.player-seat {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px;
  z-index: 10;
}

.player-info {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--glass-bg);
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
  margin-bottom: 8px;
}

.tile-count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 2px 7px;
  background: rgba(0, 242, 254, 0.15);
  border: 1px solid #00f2fe;
  color: #00f2fe;
  font-size: 0.75rem;
  font-weight: 800;
  border-radius: 10px;
  box-shadow: 0 0 8px rgba(0, 242, 254, 0.3);
  margin-left: 6px;
  white-space: nowrap;
}

.player-score-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 2px 7px;
  background: rgba(179, 136, 255, 0.15);
  border: 1px solid #b388ff;
  color: #e1bee7;
  font-size: 0.75rem;
  font-weight: 800;
  border-radius: 10px;
  box-shadow: 0 0 8px rgba(179, 136, 255, 0.3);
  margin-right: 6px;
  white-space: nowrap;
}

.avatar-wrapper {
  position: relative;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2px solid var(--felt-border);
  overflow: visible;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.seat-top .avatar-wrapper {
  background: #311b92 !important;
  border-color: #a855f7 !important;
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.5) !important;
}

.seat-top .avatar-img {
  filter: contrast(1.3) brightness(1.05);
}

.avatar-placeholder {
  font-size: 1.5rem;
  color: var(--text-dim);
}

.dealer-badge {
  position: absolute;
  bottom: -4px;
  right: -4px;
  background: var(--danger-color);
  color: white;
  font-size: 0.65rem;
  font-weight: 800;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid white;
  box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

.player-seat .meta .name {
  font-weight: 800;
  font-size: 0.95rem;
}

.player-seat .meta .personality {
  font-size: 0.7rem;
  color: var(--text-dim);
}

/* Hands area */
.hand-area {
  display: flex;
  gap: 12px;
  align-items: center;
}

.exposed-melds {
  display: flex;
  gap: 6px;
}

.player-hand {
  display: flex;
  gap: 2px;
}

/* Seat specific styling */
.seat-top {
  grid-row: 1;
  grid-column: 2;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: 10px;
}
.seat-top .player-info {
  margin-bottom: 8px;
  margin-top: 0;
}

.seat-left {
  grid-row: 2;
  grid-column: 1;
  flex-direction: row-reverse;
  align-items: center;
  justify-content: flex-end;
  padding-left: 15px;
}
.seat-left .hand-area {
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  gap: 10px;
}
.seat-left .player-hand {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  max-height: 480px;
  gap: 0;
}
.seat-left .player-hand .mahjong-tile.face-down {
  margin-bottom: -32px;
}
.seat-left .player-hand .mahjong-tile:not(.face-down) {
  margin-bottom: 3px !important;
}

.seat-left .player-info,
.seat-right .player-info {
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
}

.seat-left .tile-count-badge,
.seat-right .tile-count-badge {
  margin-left: 0;
  margin-top: 4px;
  align-self: center;
}

.seat-right {
  grid-row: 2;
  grid-column: 3;
  flex-direction: row-reverse;
  align-items: center;
  justify-content: flex-end;
  padding-right: 35px;
}
.seat-right .player-info {
  margin-right: 15px;
}
.seat-right .hand-area {
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  gap: 10px;
}
.seat-right .player-hand {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  max-height: 480px;
  gap: 0;
}
.seat-right .player-hand .mahjong-tile.face-down {
  margin-bottom: -32px;
}
.seat-right .player-hand .mahjong-tile:not(.face-down) {
  margin-bottom: 3px !important;
}

.seat-bottom {
  grid-row: 3;
  grid-column: 2;
}

/* Active Turn seat glow */
.player-seat.active-turn .player-info {
  border-color: var(--accent-gold);
  box-shadow: 0 0 15px var(--accent-gold-glow);
  animation: pulse-border 1.5s infinite;
}

@keyframes pulse-border {
  0% { border-color: var(--felt-border); }
  50% { border-color: var(--accent-gold); }
  100% { border-color: var(--felt-border); }
}

/* Speech bubbles for bot trash talk */
.speech-bubble {
  position: absolute;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--accent-gold);
  color: #fff;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
  min-width: 120px;
  max-width: 220px;
  width: max-content;
  white-space: normal;
  word-break: normal;
  overflow-wrap: break-word;
  z-index: 9999 !important;
  box-shadow: 0 4px 15px rgba(0,0,0,0.5);
  animation: fade-in 0.3s ease;
  line-height: 1.35;
}

@keyframes fade-in {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

.bubble-top {
  top: 15px;
  left: calc(50% + 140px);
  transform: none;
}
.bubble-top::after {
  content: '';
  position: absolute;
  left: -10px;
  top: 14px;
  border-width: 8px 10px 8px 0;
  border-style: solid;
  border-color: transparent var(--accent-gold) transparent transparent;
  display: block;
  width: 0;
}

.bubble-left {
  top: calc(50% + 75px);
  left: 15px;
  right: auto;
}
.bubble-left::after {
  content: '';
  position: absolute;
  top: -8px;
  left: 20px;
  border-width: 0 7px 8px 7px;
  border-style: solid;
  border-color: transparent transparent var(--accent-gold) transparent;
  display: block;
  width: 0;
}

.bubble-right {
  top: calc(50% + 75px);
  right: 15px;
  left: auto;
}
.bubble-right::after {
  content: '';
  position: absolute;
  top: -8px;
  right: 20px;
  border-width: 0 7px 8px 7px;
  border-style: solid;
  border-color: transparent transparent var(--accent-gold) transparent;
  display: block;
  width: 0;
}

.bubble-bottom {
  bottom: 120px;
  left: 50%;
  transform: translateX(-50%);
}
.bubble-bottom::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-width: 10px 8px 0 8px;
  border-style: solid;
  border-color: var(--accent-gold) transparent transparent transparent;
  display: block;
  width: 0;
}

/* Center Table Design */
.table-center {
  grid-row: 2;
  grid-column: 2;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 420px 320px 420px;
  grid-template-rows: 420px 140px 420px;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin: 0 auto;
  align-self: center;
  justify-self: center;
  border: 1px dashed rgba(255, 255, 255, 0.05);
}

/* Discard pools grid surrounding HUD */
.discard-pool {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  padding: 5px;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  -webkit-overflow-scrolling: touch !important;
  touch-action: pan-y !important;
  pointer-events: auto !important;
  scrollbar-width: thin !important;
  scrollbar-color: var(--accent-gold) rgba(0, 0, 0, 0.4) !important;
}

.discard-pool .mahjong-tile {
  pointer-events: none;
}

.discard-pool::-webkit-scrollbar {
  width: 8px !important;
  height: 8px !important;
  display: block !important;
}
.discard-pool::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.4) !important;
  border-radius: 4px !important;
}
.discard-pool::-webkit-scrollbar-thumb {
  background: var(--accent-gold) !important;
  border: 1px solid rgba(255, 255, 255, 0.4) !important;
  border-radius: 4px !important;
}

.pool-top {
  grid-row: 1;
  grid-column: 2;
  justify-content: center;
  flex-direction: row-reverse;
  align-self: end;
  align-content: flex-end;
  align-items: flex-end;
  width: 320px;
  max-width: 320px;
  height: 420px;
  max-height: 420px;
  margin: 0 auto;
  padding-bottom: 2px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
}
.pool-left {
  grid-row: 1 / span 3;
  grid-column: 1;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: flex-end;
  justify-self: end;
  align-content: center;
  align-self: center;
  width: 420px;
  max-width: 420px;
  height: 280px;
  max-height: 280px;
  margin: auto 0;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
}
.pool-right {
  grid-row: 1 / span 3;
  grid-column: 3;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: flex-start;
  justify-self: start;
  align-content: center;
  align-self: center;
  width: 420px;
  max-width: 420px;
  height: 280px;
  max-height: 280px;
  margin: auto 0;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
}
.pool-bottom {
  grid-row: 3;
  grid-column: 2;
  justify-content: center;
  align-self: start;
  align-content: flex-start;
  align-items: flex-start;
  width: 320px;
  max-width: 320px;
  height: 420px;
  max-height: 420px;
  margin: 0 auto;
  padding-top: 2px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
}

/* Center HUD box */
.center-hud {
  grid-row: 2;
  grid-column: 2;
  width: 170px;
  max-width: 180px;
  margin: 0 auto;
  justify-self: center;
  align-self: center;
  background: var(--glass-bg);
  border: 2px solid var(--felt-border);
  box-shadow: inset 0 0 20px rgba(0,0,0,0.6), 0 8px 24px rgba(0,0,0,0.4);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  position: relative;
  z-index: 3;
}

.hud-row {
  display: flex;
  justify-content: space-around;
  width: 100%;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dim);
}

.hud-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.hud-active-discard {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 4px 0;
}

.hud-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  margin-bottom: 2px;
}

.discard-tile-display {
  perspective: 200px;
}

.discard-owner {
  font-size: 0.65rem;
  color: var(--accent-gold);
  margin-top: 2px;
  font-weight: 600;
}

.hud-status {
  font-size: 0.75rem;
  text-align: center;
  font-weight: 600;
  color: #a3cbb5;
  border-top: 1px solid var(--glass-border);
  width: 100%;
  padding-top: 6px;
}

/* 3D Mahjong Tile Styles */
.mahjong-tile {
  position: relative;
  width: 44px;
  height: 60px;
  background: var(--tile-bg);
  border-radius: 4px;
  box-shadow: 
    0 1px 0 var(--tile-border),
    0 2px 0 var(--tile-border),
    0 3px 0 var(--tile-border),
    0 4px 0 var(--tile-border),
    0 4px 0px #bdc3c7,
    0 5px 2px rgba(0,0,0,0.15),
    inset 0 1px 0 rgba(255,255,255,0.8),
    inset 0 -1px 0 rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  user-select: none;
  transform-style: preserve-3d;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  margin-bottom: 4px;
  overflow: visible;
  border: 1px solid rgba(0,0,0,0.05);
}

.mahjong-tile * {
  pointer-events: none;
}

/* Active player hand style */
.seat-bottom {
  grid-row: 3;
  grid-column: 2;
  z-index: 20;
}
.seat-bottom .mahjong-tile {
  width: 62px;
  height: 86px;
}

/* Hover effect for playable tiles - Magnified lift */
.seat-bottom .player-hand .mahjong-tile:hover {
  transform: translateY(-14px) scale(1.25);
  z-index: 15;
  box-shadow: 
    0 8px 20px rgba(0,0,0,0.4),
    0 0 15px var(--accent-gold-glow);
}

.seat-bottom .mahjong-tile.selected {
  transform: translateY(-16px) scale(1.25);
  z-index: 10;
  box-shadow: 
    0 1px 0 var(--accent-gold),
    0 2px 0 var(--accent-gold),
    0 3px 0 var(--accent-gold),
    0 4px 0 var(--accent-gold),
    0 4px 0px var(--accent-gold),
    0 15px 12px rgba(0,0,0,0.4),
    0 0 15px var(--accent-gold);
  border-color: var(--accent-gold);
}

/* Newly drawn tile for the active turn */
.seat-bottom .mahjong-tile.newly-drawn {
  border: 2px solid var(--accent-purple) !important;
  box-shadow: 
    0 0 15px var(--accent-purple-glow),
    0 0 5px var(--accent-purple),
    inset 0 0 8px rgba(179, 136, 255, 0.4) !important;
  position: relative;
  animation: newly-drawn-pulse 2s infinite alternate ease-in-out;
}

@keyframes newly-drawn-pulse {
  0% {
    box-shadow: 
      0 0 10px var(--accent-purple-glow),
      0 0 3px var(--accent-purple),
      inset 0 0 6px rgba(179, 136, 255, 0.3) !important;
  }
  100% {
    box-shadow: 
      0 0 20px var(--accent-purple-glow),
      0 0 8px var(--accent-purple),
      inset 0 0 12px rgba(179, 136, 255, 0.6) !important;
  }
}

.seat-bottom .mahjong-tile.newly-drawn::after {
  content: '★';
  position: absolute;
  top: 2px;
  right: 3px;
  font-size: 0.65rem;
  color: var(--accent-purple);
  text-shadow: 0 0 4px rgba(0, 0, 0, 0.9), 0 0 8px var(--accent-purple);
  z-index: 5;
  line-height: 1;
}/* 2-Line Claim Overlay on TOP of HUD */
.user-claim-prompt {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: rgba(25, 10, 50, 0.95);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 2.5px solid #b388ff;
  border-radius: 16px;
  padding: 6px;
  box-shadow: 
    0 0 22px rgba(179, 136, 255, 0.8),
    inset 0 0 12px rgba(179, 136, 255, 0.4);
  text-shadow: 
    0 0 8px rgba(179, 136, 255, 0.9),
    0 0 16px rgba(168, 85, 247, 0.6);
  animation: claim-prompt-glow 1.5s infinite ease-in-out alternate;
  white-space: nowrap;
  pointer-events: auto;
  z-index: 50 !important;
  overflow: visible;
}

.user-claim-prompt.hidden {
  display: none !important;
}

.user-claim-prompt .prompt-line-1 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.user-claim-prompt .prompt-claim-type {
  color: #e9d5ff;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.user-claim-prompt .prompt-line-2 {
  color: var(--accent-gold);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.8);
}

.user-claim-prompt .prompt-tile-preview {
  width: 51px;
  height: 69px;
  transform: scale(1);
  transform-origin: center center;
  border-radius: 4px;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.7), 0 3px 6px rgba(0, 0, 0, 0.6);
  border: 1px solid var(--accent-gold);
  pointer-events: auto;
  cursor: pointer;
  flex-shrink: 0;
  transition: transform 0.2s ease, box-shadow 0.2s ease, z-index 0.2s ease;
}

.user-claim-prompt .prompt-tile-preview .tile-face {
  padding: 6px 3px 4px 3px;
}

.user-claim-prompt .prompt-tile-preview .tile-icon {
  width: 24px;
  height: 24px;
}

.user-claim-prompt .prompt-tile-preview .mini-wrapper {
  width: 9px;
  height: 9px;
}

.user-claim-prompt .prompt-tile-preview .tile-grid-repeater {
  width: 90%;
  height: 90%;
  overflow: hidden;
}

.user-claim-prompt .prompt-tile-preview .tile-overlay-top-left,
.user-claim-prompt .prompt-tile-preview .tile-overlay-bottom-right {
  font-size: 0.65rem;
}

.user-claim-prompt .prompt-tile-preview:hover,
.user-claim-prompt .prompt-tile-preview.magnified {
  transform: scale(1.5) translateY(-4px);
  z-index: 100 !important;
  box-shadow: 
    0 10px 25px rgba(0,0,0,0.6),
    0 0 25px var(--accent-gold) !important;
}

@keyframes claim-prompt-glow {
  0% {
    box-shadow: 
      0 0 12px rgba(179, 136, 255, 0.6),
      inset 0 0 8px rgba(179, 136, 255, 0.2);
    border-color: #b388ff;
  }
  100% {
    box-shadow: 
      0 0 24px rgba(179, 136, 255, 0.9),
      inset 0 0 16px rgba(179, 136, 255, 0.5);
    border-color: var(--accent-gold);
  }
}

/* Mobile long-press magnification class */
.mahjong-tile.magnified {
  transform: translateY(-24px) scale(2.0) !important;
  z-index: 100 !important;
  box-shadow: 
    0 12px 30px rgba(0,0,0,0.5),
    0 0 25px var(--accent-gold) !important;
}

/* Disabled/Uninteractive tiles */
.mahjong-tile.disabled {
  cursor: default;
  filter: brightness(0.9);
}

/* Face-down (hidden AI tiles) styling - hidden across the game */
.mahjong-tile.face-down {
  display: none !important;
}

/* Tile face artwork and content layout */
.tile-face {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 14px 4px 12px 4px;
  box-sizing: border-box;
  overflow: hidden;
}

.icon-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: transparent !important;
}
.icon-wrapper img, .mini-icon {
  mix-blend-mode: multiply;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.tile-icon {
  width: 38px;
  height: 38px;
}

/* Suit-specific artwork color filters (unique colors & bolder contrast for each suit and wind) */
.suit-paw .icon-wrapper img, .suit-paw .mini-icon {
  filter: sepia(1) saturate(6000%) hue-rotate(195deg) contrast(1.4) brightness(0.7);
}
.suit-silhouette .icon-wrapper img, .suit-silhouette .mini-icon {
  filter: sepia(1) saturate(7000%) hue-rotate(105deg) contrast(1.45) brightness(0.55);
}
.suit-face .icon-wrapper img, .suit-face .mini-icon {
  filter: sepia(1) saturate(7000%) hue-rotate(315deg) contrast(1.45) brightness(0.75);
}

/* Individual Wind Colors */
.suit-wind-east .icon-wrapper img, .suit-wind .icon-wrapper img {
  filter: sepia(1) saturate(7000%) hue-rotate(265deg) contrast(1.4) brightness(0.65);
}
.suit-wind-south .icon-wrapper img {
  filter: sepia(1) saturate(7000%) hue-rotate(35deg) contrast(1.4) brightness(0.75);
}
.suit-wind-west .icon-wrapper img {
  filter: sepia(1) saturate(500%) hue-rotate(15deg) contrast(1.4) brightness(0.4);
}
.suit-wind-north .icon-wrapper img {
  filter: sepia(1) saturate(8000%) hue-rotate(160deg) contrast(1.45) brightness(0.65);
}

/* Unique Dragon Colors */
.suit-dragon-red .icon-wrapper img {
  filter: sepia(1) saturate(9000%) hue-rotate(345deg) contrast(1.45) brightness(0.75);
}
.suit-dragon-green .icon-wrapper img {
  filter: sepia(1) saturate(9000%) hue-rotate(75deg) contrast(1.45) brightness(0.65);
}
.suit-dragon-white .icon-wrapper img {
  filter: sepia(1) saturate(9000%) hue-rotate(185deg) contrast(1.45) brightness(0.7);
}

/* Flowers & Seasons */
.suit-flower .icon-wrapper img, .suit-season .icon-wrapper img {
  filter: sepia(1) saturate(4000%) hue-rotate(10deg) contrast(1.45) brightness(0.75);
}

/* Overlay symbols (numbers/wind characters/dragon colors) */
.tile-overlay-top-left {
  position: absolute;
  top: 2px;
  left: 2px;
  font-size: 0.75rem;
  font-weight: 800;
  line-height: 1;
  color: #000000;
  z-index: 5;
  background-color: rgba(252, 251, 247, 0.75);
  padding: 0 1px;
  border-radius: 1px;
}

.tile-overlay-bottom-right {
  position: absolute;
  bottom: 2px;
  right: 2px;
  font-size: 0.75rem;
  font-weight: 800;
  line-height: 1;
  color: #000000;
  z-index: 5;
  background-color: rgba(252, 251, 247, 0.75);
  padding: 0 1px;
  border-radius: 1px;
}

.suit-paw { --ink-color: #1565c0; color: #1e88e5; }
.suit-silhouette { --ink-color: #2e7d32; color: #2e7d32; }
.suit-face { --ink-color: #c2185b; color: #d81b60; }
.suit-wind { --ink-color: #5d4037; color: #4e342e; }
.suit-dragon { color: #b71c1c; }
.suit-flower { --ink-color: #e65100; color: #e65100; }

.suit-dragon-red { --ink-color: #d32f2f; color: #d81b60; }
.suit-dragon-green { --ink-color: #388e3c; color: #2e7d32; }
.suit-dragon-white { --ink-color: #00838f; color: #00838f; }
.suit-season { --ink-color: #e65100; color: #e65100; }

/* Grid representation for small icons repetition inside suit tiles (1 to 9) */
.tile-grid-repeater {
  display: grid;
  width: 85%;
  height: 85%;
  max-width: 85%;
  max-height: 85%;
  gap: 0px;
  justify-items: center;
  align-items: center;
  margin: auto;
}

.tile-grid-1 { grid-template-columns: 1fr; }
.tile-grid-2 { grid-template-rows: repeat(2, 1fr); }
.tile-grid-3 { grid-template-columns: repeat(3, 1fr); transform: rotate(45deg); }
.tile-grid-4 { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(2, 1fr); }
.tile-grid-5 {
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
}
.tile-grid-5 .mini-wrapper:nth-child(1) { grid-area: 1 / 1; }
.tile-grid-5 .mini-wrapper:nth-child(2) { grid-area: 1 / 3; }
.tile-grid-5 .mini-wrapper:nth-child(3) { grid-area: 2 / 2; }
.tile-grid-5 .mini-wrapper:nth-child(4) { grid-area: 3 / 1; }
.tile-grid-5 .mini-wrapper:nth-child(5) { grid-area: 3 / 3; }
.tile-grid-6 { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(3, 1fr); }
.tile-grid-7 { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(3, 1fr); }
.tile-grid-8 { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(4, 1fr); }
.tile-grid-9 { grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr); }

.mini-wrapper {
  width: 12px;
  height: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.seat-bottom .mini-wrapper {
  width: 14px;
  height: 14px;
}
.tile-grid-1 .mini-wrapper {
  width: 32px;
  height: 32px;
}
.mini-icon {
  width: 100%;
  height: 100%;
}

/* Center HUD Discard tile style - larger */
.discard-tile-display .mahjong-tile {
  width: 50px;
  height: 68px;
  cursor: default;
  box-shadow: 
    0 1px 0 var(--accent-gold),
    0 2px 0 var(--accent-gold),
    0 3px 0 var(--accent-gold),
    0 4px 0 var(--accent-gold),
    0 4px 0px var(--accent-gold),
    0 8px 15px rgba(0,0,0,0.5);
  border: 1px solid var(--accent-gold);
}

.discard-tile-display .mahjong-tile:hover {
  transform: none;
}

/* Discard pool tile size - 1.5x larger on desktop */
.discard-pool .mahjong-tile {
  width: 51px;
  height: 69px;
  box-shadow: 
    0 1px 0 var(--tile-border),
    0 2px 0 var(--tile-border),
    0 2px 0px #bdc3c7,
    0 2px 2px rgba(0,0,0,0.15);
  cursor: default;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.discard-pool .tile-face {
  padding: 6px 3px 4px 3px;
}
.discard-pool .tile-icon {
  width: 24px;
  height: 24px;
}
.discard-pool .mini-wrapper {
  width: 9px;
  height: 9px;
}
.discard-pool .tile-grid-repeater {
  width: 90%;
  height: 90%;
  overflow: hidden;
}
.discard-pool .tile-overlay-top-left, 
.discard-pool .tile-overlay-bottom-right {
  font-size: 0.65rem;
}
.discard-pool .mahjong-tile:hover {
  transform: scale(2.0);
  z-index: 99;
  box-shadow: 0 10px 20px rgba(0,0,0,0.4);
}

/* Melded tiles styling - with vibrant Cyan border */
.exposed-meld {
  display: flex;
  gap: 2px;
  border: 2px solid #00f2fe !important;
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.5), inset 0 0 6px rgba(0, 242, 254, 0.2);
  border-radius: 6px;
  padding: 3px;
  background: rgba(0, 242, 254, 0.08);
}

.seat-left .exposed-melds,
.seat-right .exposed-melds {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.seat-left .exposed-meld,
.seat-right .exposed-meld {
  flex-direction: column;
  gap: 2px;
}

/* Opponent seat tiles (Gauss, Newton, Hypatia) - standard uniform size for revealed hand tiles & exposed melds */
.seat-left .mahjong-tile,
.seat-right .mahjong-tile,
.seat-top .mahjong-tile,
.exposed-melds .mahjong-tile {
  width: 32px;
  height: 44px;
  box-shadow: 
    0 1px 0 var(--tile-border),
    0 2px 0 var(--tile-border),
    0 2px 0px #bdc3c7,
    0 3px 2px rgba(0,0,0,0.15);
  cursor: pointer;
  filter: brightness(0.95);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.seat-left .tile-face,
.seat-right .tile-face,
.seat-top .tile-face {
  padding: 4px 2px 3px 2px;
}

.seat-left .tile-icon,
.seat-right .tile-icon,
.seat-top .tile-icon,
.exposed-melds .tile-icon {
  width: 18px;
  height: 18px;
}

.seat-left .mini-wrapper,
.seat-right .mini-wrapper,
.seat-top .mini-wrapper {
  width: 8px;
  height: 8px;
}

.seat-left .tile-grid-1 .mini-wrapper,
.seat-right .tile-grid-1 .mini-wrapper,
.seat-top .tile-grid-1 .mini-wrapper {
  width: 20px;
  height: 20px;
}

.seat-left .tile-overlay-top-left,
.seat-left .tile-overlay-bottom-right,
.seat-right .tile-overlay-top-left,
.seat-right .tile-overlay-bottom-right,
.seat-top .tile-overlay-top-left,
.seat-top .tile-overlay-bottom-right {
  font-size: 0.55rem;
}

.seat-left .player-hand .mahjong-tile:hover,
.seat-right .player-hand .mahjong-tile:hover,
.seat-top .player-hand .mahjong-tile:hover,
.exposed-melds .mahjong-tile:hover {
  transform: scale(2.0) !important;
  z-index: 100 !important;
  box-shadow: 0 10px 20px rgba(0,0,0,0.5) !important;
}

/* Action Bar & Game Footer Styling */
.game-footer {
  position: relative;
  z-index: 99999 !important;
  background: #050a07;
  padding: 10px 20px;
  border-top: 1.5px solid var(--glass-border);
}

.action-feed-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  flex-wrap: nowrap;
}

.claim-buttons-group {
  display: flex;
  gap: 12px;
  align-items: center;
  flex: 1;
  min-width: 0;
  justify-content: flex-start;
  flex-wrap: nowrap;
  position: relative;
  z-index: 100000 !important;
}

.skip-button-group {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
  justify-content: flex-end;
  flex-wrap: nowrap;
  position: relative;
  z-index: 100000 !important;
}

.action-btn {
  background: var(--glass-bg);
  border: 2px solid var(--accent-gold, #ffd700);
  color: var(--text-light, #ffffff);
  padding: 15px 30px;
  border-radius: 14px;
  font-size: 1.18rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.6);
  position: relative;
  z-index: 100001 !important;
  pointer-events: auto !important;
}

.action-btn:not(:disabled):hover {
  background: rgba(255, 215, 0, 0.25);
  border-color: #ffe600;
  color: #ffffff;
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 6px 22px rgba(255, 215, 0, 0.5);
}

.action-btn:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

.action-btn.win-btn {
  background: var(--danger-color);
  border-color: var(--danger-color);
  padding: 16px 36px;
  font-size: 1.25rem;
  animation: pulse-glow 1.5s infinite;
}

.action-btn.win-btn:not(:disabled):hover {
  background: #ff4d6d;
  color: white;
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 0 28px var(--danger-glow);
}

.action-btn.skip-btn {
  background: #2d3748;
  border: 2px solid #4a5568;
  color: #e2e8f0;
  padding: 15px 30px;
  font-size: 1.15rem;
}

.action-btn.skip-btn:not(:disabled):hover {
  background: #4a5568;
  border-color: #cbd5e0;
  color: #ffffff;
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 6px 18px rgba(255, 255, 255, 0.25);
}

@keyframes pulse-glow {
  0% { box-shadow: 0 0 0 0 rgba(230, 57, 70, 0.7); }
  70% { box-shadow: 0 0 0 12px rgba(230, 57, 70, 0); }
  100% { box-shadow: 0 0 0 0 rgba(230, 57, 70, 0); }
}

.hidden {
  display: none !important;
}

.log-panel {
  flex: 2;
  min-width: 200px;
  max-width: 700px;
  margin: 0 auto;
  font-size: 0.75rem;
}

.log-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.nudge-btn {
  background: rgba(234, 179, 8, 0.12);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  border-radius: 12px;
  padding: 2px 10px;
  font-size: 0.65rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nudge-btn:hover {
  background: var(--accent-gold);
  color: #0b1510;
}

.nudge-btn:active {
  transform: scale(0.95);
}

.log-title {
  font-weight: 800;
  color: var(--accent-gold);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.log-entries {
  height: 48px;
  overflow-y: auto;
  color: var(--text-dim);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.log-entries div {
  animation: slide-up-log 0.2s ease-out;
}

@keyframes slide-up-log {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 10, 7, 0.85);
  backdrop-filter: blur(8px);
  z-index: 999999 !important;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: #0b1510;
  border: 2px solid var(--felt-border);
  border-radius: 20px;
  width: 90%;
  max-width: 700px;
  max-height: 85vh;
  box-shadow: 0 20px 50px rgba(0,0,0,0.8), 0 0 30px var(--accent-gold-glow);
  display: flex;
  flex-direction: column;
  animation: modal-enter 0.3s cubic-bezier(0.18, 0.89, 0.32, 1.28);
}

.modal-content.small {
  max-width: 450px;
}

.modal-content.medium {
  max-width: 680px;
  min-height: 480px;
  max-height: 90vh;
}

@keyframes modal-enter {
  from { transform: scale(0.9) translateY(20px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-header {
  padding: 15px 25px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  font-size: 1.4rem;
  color: var(--accent-gold);
}

.close-modal-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.3rem;
  cursor: pointer;
  transition: color 0.2s;
}

.close-modal-btn:hover {
  color: var(--danger-color);
}

.modal-body {
  padding: 25px;
  overflow-y: auto;
  line-height: 1.5;
}

.modal-body h3 {
  margin-top: 15px;
  margin-bottom: 8px;
  color: var(--text-light);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 4px;
}

.modal-body ul {
  margin-left: 20px;
  margin-bottom: 15px;
}

.modal-body li {
  margin-bottom: 6px;
}

.text-center {
  text-align: center;
}

.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  margin-bottom: 20px;
}

.stat-box {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 15px;
}

.stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent-gold);
}

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

.danger-btn, .primary-btn {
  padding: 10px 24px;
  border-radius: 10px;
  font-weight: 800;
  cursor: pointer;
  border: none;
  font-size: 1rem;
  transition: all 0.2s;
}

.danger-btn {
  background: var(--danger-color);
  color: white;
}
.danger-btn:hover {
  box-shadow: 0 0 15px var(--danger-glow);
  transform: translateY(-2px);
}

.primary-btn {
  background: var(--accent-gold);
  color: var(--bg-dark);
}
.primary-btn:hover {
  box-shadow: 0 0 15px var(--accent-gold-glow);
  transform: translateY(-2px);
}

/* Gameover screen specific */
.gameover-crown {
  font-size: 3.5rem;
  color: var(--accent-gold);
  animation: float 2s ease-in-out infinite;
  margin-bottom: 10px;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.winner-announcement {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 15px;
}

.winning-hand-display {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  align-items: center;
  margin: 20px auto 10px auto;
  padding: 15px;
  max-width: 650px;
  background: var(--glass-bg);
  border-radius: 12px;
  border: 1px solid var(--glass-border);
}

.winning-hand-legend {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 18px;
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: center;
}

.winning-hand-legend .legend-box {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
  vertical-align: middle;
  margin-right: 4px;
}

.winning-hand-legend .legend-box.gold {
  border: 1.5px solid var(--accent-gold);
  background: rgba(212, 175, 55, 0.2);
}

.winning-hand-legend .legend-box.cyan {
  border: 1.5px solid #00d2ff;
  background: rgba(0, 210, 255, 0.25);
  box-shadow: 0 0 6px rgba(0, 210, 255, 0.4);
}

.winning-meld-group {
  display: flex;
  gap: 3px;
  padding: 4px 6px;
  border-radius: 8px;
  align-items: center;
  transition: transform 0.2s ease;
}

.winning-meld-group.concealed-meld-group {
  border: 1.5px solid var(--accent-gold);
  background: rgba(212, 175, 55, 0.08);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.2);
}

.winning-meld-group.exposed-meld-group,
.winning-meld-group.bonus-meld-group {
  border: 1.5px solid #00d2ff;
  background: rgba(0, 210, 255, 0.1);
  box-shadow: 0 0 12px rgba(0, 210, 255, 0.3);
}

/* Score Breakdown Card in Victory Modal */
.score-breakdown-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 12px 16px;
  margin: 14px 0;
  text-align: left;
}

.breakdown-header {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-gold);
  margin-bottom: 8px;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.breakdown-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 6px 12px;
}

.breakdown-item {
  font-size: 0.85rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.icon-gold {
  color: var(--accent-gold);
}

/* Scoring Rubric Table in Rules Modal */
.scoring-rubric-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 24px 0;
  font-size: 0.88rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.scoring-rubric-table th,
.scoring-rubric-table td {
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
}

.scoring-rubric-table th {
  background: rgba(7, 13, 10, 0.7);
  color: var(--accent-gold);
  font-weight: 700;
}

.scoring-rubric-table tr:hover {
  background: rgba(255, 255, 255, 0.05);
}

.pts-tag.gold {
  color: var(--accent-gold);
  font-weight: 700;
  white-space: nowrap;
}

.winning-hand-display .mahjong-tile {
  width: 36px;
  height: 50px;
  cursor: default;
}

.gameover-commentary {
  font-style: italic;
  color: var(--text-dim);
  padding: 12px;
  border-left: 3px solid var(--accent-gold);
  background: rgba(255,255,255,0.02);
  margin: 15px auto;
  max-width: 400px;
  text-align: left;
  border-radius: 0 8px 8px 0;
}

/* Tile Single Icon Default Hide */
.tile-icon-single {
  display: none;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .mahjong-table {
    grid-template-rows: 120px 1fr 130px;
    grid-template-columns: 180px 1fr 180px;
  }
  .seat-left .player-hand, .seat-right .player-hand {
    transform: scale(0.9);
  }
}

@media (max-width: 768px) {
  .app-header {
    padding: 8px 10px;
    gap: 6px;
  }
  .brand {
    flex-shrink: 1;
    min-width: 0;
  }
  .brand h1 {
    font-size: 1.1rem;
  }
  .chinese-subtitle {
    display: none;
  }
  .hand-tracker {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0px;
    padding: 2px 6px;
    font-size: 0.65rem;
    line-height: 1.1;
    text-align: center;
    border-radius: 8px;
    flex-shrink: 0;
  }
  .hand-tracker .hand-label {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
  }
  .hand-tracker .hand-count {
    font-size: 0.68rem;
    font-weight: 700;
  }
  .controls-panel {
    gap: 4px;
  }
  .header-btn {
    padding: 6px 8px;
    font-size: 0.85rem;
  }
  .header-btn span {
    display: none;
  }
  .game-footer {
    padding: 6px 10px;
  }
  .action-btn {
    padding: 10px 16px;
    font-size: 0.95rem;
    border-radius: 10px;
  }
  .action-btn.win-btn {
    padding: 10px 20px;
    font-size: 1.0rem;
  }
  .action-btn.skip-btn {
    padding: 10px 16px;
    font-size: 0.95rem;
  }
  .user-claim-prompt .prompt-claim-type {
    font-size: 0.8rem;
  }
  .user-claim-prompt .prompt-line-2 {
    font-size: 0.65rem;
  }
  .user-claim-prompt .prompt-tile-preview {
    width: 26px;
    height: 36px;
  }
  .user-claim-prompt .prompt-tile-preview .tile-face {
    padding: 2px 1px;
  }
  .user-claim-prompt .prompt-tile-preview .tile-icon {
    width: 14px;
    height: 14px;
  }
  .user-claim-prompt .prompt-tile-preview .mini-wrapper {
    width: 6px;
    height: 6px;
  }
  .user-claim-prompt .prompt-tile-preview .tile-overlay-top-left,
  .user-claim-prompt .prompt-tile-preview .tile-overlay-bottom-right {
    font-size: 0.35rem;
  }
  body {
    overflow-y: auto !important;
    height: auto !important;
  }
  .game-container {
    height: auto !important;
  }
  
  .mahjong-table {
    grid-template-rows: 85px 1fr auto;
    grid-template-columns: 44px 1fr 44px;
    border-width: 4px;
    padding: 2px;
    gap: 2px;
    margin: 5px 0;
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
    overflow: visible !important;
    height: auto !important;
    min-height: 520px;
  }
  .seat-top {
    grid-row: 1;
    grid-column: 1 / span 3 !important;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
  }
  .seat-bottom {
    grid-row: 3;
    grid-column: 1 / span 3 !important;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding-bottom: 5px;
  }
  .table-center {
    grid-template-columns: 75px 160px 75px;
    grid-template-rows: 95px 80px 95px;
    gap: 6px;
    margin: 0 auto;
    align-self: center;
    justify-self: center;
  }
  .pool-top {
    width: 150px;
    max-width: 150px;
    height: 70px;
    max-height: 70px;
    align-self: end;
    margin: 0 auto;
    transform: translateY(35px);
  }
  .pool-bottom {
    width: 150px;
    max-width: 150px;
    height: 70px;
    max-height: 70px;
    align-self: start;
    margin: 0 auto;
    transform: translateY(35px);
  }
  .pool-left {
    width: 70px;
    max-width: 70px;
    height: 150px;
    max-height: 150px;
    justify-self: end;
    margin: auto 0;
  }
  .pool-right {
    width: 70px;
    max-width: 70px;
    height: 150px;
    max-height: 150px;
    justify-self: start;
    margin: auto 0;
  }
  .center-hud {
    width: 110px;
    max-width: 120px;
    margin: 0 auto;
    justify-self: center;
    align-self: center;
    transform: translateY(35px);
    padding: 3px;
    font-size: 0.55rem;
  }
  .hud-row {
    flex-direction: column;
    align-items: center;
    gap: 2px;
  }
  .hud-item {
    gap: 2px;
  }
  .hud-label {
    font-size: 0.5rem;
  }
  .hud-value {
    font-size: 0.6rem;
  }
  .discard-tile-display .mahjong-tile {
    width: 24px;
    height: 33px;
  }
  .exposed-melds .mahjong-tile,
  .seat-left .exposed-melds .mahjong-tile,
  .seat-right .exposed-melds .mahjong-tile {
    width: 26px;
    height: 36px;
  }
  .exposed-melds .mahjong-tile:hover,
  .exposed-melds .mahjong-tile.magnified {
    transform: scale(2.0) !important;
    z-index: 100 !important;
    box-shadow: 0 8px 16px rgba(0,0,0,0.4) !important;
  }
  .discard-pool .tile-overlay-top-left, 
  .discard-pool .tile-overlay-bottom-right {
    font-size: 0.35rem;
  }
  .discard-pool .mahjong-tile {
    width: 26px;
    height: 36px;
    box-shadow: 0 1px 0 var(--tile-border);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  .discard-pool .mahjong-tile:hover,
  .discard-pool .mahjong-tile.magnified {
    transform: scale(2.0) !important;
    z-index: 100 !important;
    box-shadow: 0 8px 16px rgba(0,0,0,0.4) !important;
  }
  .exposed-melds .tile-overlay-top-left, 
  .exposed-melds .tile-overlay-bottom-right {
    font-size: 0.45rem;
  }

  /* Toggle suit tile representations on mobile to avoid 1-9 clutter */
  .tile-grid-repeater {
    display: none !important;
  }
  .tile-icon-single {
    display: inline-flex !important;
    width: 14px;
    height: 14px;
    align-items: center;
    justify-content: center;
  }
  .tile-icon-single .tile-icon {
    width: 100%;
    height: 100%;
  }

  /* On small screens, hide horizontal layout for left/right hands to save space */
  /* On small screens, hide horizontal layout for left/right hands to save space */
  .seat-left, .seat-right {
    padding: 0;
    max-width: 44px;
    overflow: visible !important;
    box-sizing: border-box;
    flex-direction: column;
    justify-content: center !important;
  }
  .seat-left .hand-area, .seat-right .hand-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
    max-width: 44px;
  }
  
  /* On mobile: Hide face-down tiles for ALL AI players (Hypatia, Gauss, Newton) */
  .seat-top .hand-area .mahjong-tile.face-down,
  .seat-left .hand-area .mahjong-tile.face-down,
  .seat-right .hand-area .mahjong-tile.face-down {
    display: none !important;
  }

  .tile-count-badge {
    font-size: 0.6rem;
    padding: 1px 4px;
    margin-left: 0;
    margin-top: 2px;
  }

  .player-score-badge {
    font-size: 0.52rem;
    padding: 1px 3px;
    margin-right: 0;
    margin-top: 2px;
    max-width: 40px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .seat-left .player-info, .seat-right .player-info {
    flex-direction: column;
    padding: 2px;
    font-size: 0.6rem;
    gap: 2px;
    max-width: 42px;
    margin: 0 auto;
  }
  .avatar-wrapper {
    width: 32px;
    height: 32px;
  }
  .player-info .name {
    font-size: 0.52rem !important;
    font-weight: 700;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    max-width: 38px;
    line-height: 1.1;
    color: var(--accent-gold);
  }
  .player-info .personality {
    display: none !important;
  }
  .seat-left .meta, .seat-right .meta {
    display: flex !important;
    flex-direction: column;
    align-items: center;
  }
  .seat-top .hand-area {
    transform: none;
  }
  .seat-bottom .hand-area, .seat-top .hand-area {
    flex-direction: column;
    gap: 4px;
    align-items: center;
    width: 100%;
  }

  /* Tile overlapping in horizontal hand rows to prevent horizontal overflow */
  .seat-bottom .player-hand .mahjong-tile:not(:first-child),
  .seat-top .player-hand .mahjong-tile:not(:first-child) {
    margin-left: -5px;
  }
  
  .seat-left .mahjong-tile, .seat-right .mahjong-tile, .seat-bottom .mahjong-tile, .seat-top .mahjong-tile {
    width: 26px;
    height: 36px;
  }
  .seat-left .tile-face, .seat-right .tile-face, .seat-bottom .tile-face, .seat-top .tile-face {
    padding: 1px;
  }
  .seat-left .tile-icon, .seat-right .tile-icon, .seat-bottom .tile-icon, .seat-top .tile-icon {
    width: 15px;
    height: 15px;
  }
  
  .tile-overlay-top-left, .tile-overlay-bottom-right {
    font-size: 0.55rem !important;
    font-weight: 900;
  }

  .player-seat {
    z-index: 1000 !important;
  }
  .table-center {
    z-index: 1 !important;
  }
  .speech-bubble {
    font-size: 0.72rem !important;
    min-width: 110px !important;
    max-width: 180px !important;
    width: max-content !important;
    white-space: normal !important;
    word-break: normal !important;
    overflow-wrap: break-word !important;
    padding: 5px 8px !important;
    border-radius: 8px !important;
    z-index: 99999 !important;
    pointer-events: none !important;
    line-height: 1.25 !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.6) !important;
  }
  .bubble-top {
    position: absolute !important;
    top: 48px !important;
    left: 50% !important;
    right: auto !important;
    bottom: auto !important;
    transform: translateX(-50%) !important;
    max-width: 200px !important;
  }
  .bubble-top::after {
    left: 50% !important;
    top: -8px !important;
    bottom: auto !important;
    right: auto !important;
    transform: translateX(-50%) !important;
    border-width: 0 6px 8px 6px !important;
    border-style: solid !important;
    border-color: transparent transparent var(--accent-gold) transparent !important;
    display: block !important;
    width: 0 !important;
  }
  .bubble-left {
    position: absolute !important;
    top: calc(50% + 45px) !important;
    left: 4px !important;
    right: auto !important;
    bottom: auto !important;
    margin: 0 !important;
    max-width: 180px !important;
    width: max-content !important;
    transform: none !important;
    align-self: unset !important;
  }
  .bubble-left::after {
    left: 14px !important;
    top: -7px !important;
    bottom: auto !important;
    right: auto !important;
    transform: none !important;
    border-width: 0 6px 7px 6px !important;
    border-style: solid !important;
    border-color: transparent transparent var(--accent-gold) transparent !important;
    display: block !important;
    width: 0 !important;
  }
  .bubble-right {
    position: absolute !important;
    top: calc(50% + 45px) !important;
    right: 4px !important;
    left: auto !important;
    bottom: auto !important;
    margin: 0 !important;
    max-width: 180px !important;
    width: max-content !important;
    transform: none !important;
    align-self: unset !important;
  }
  .bubble-right::after {
    right: 14px !important;
    top: -7px !important;
    bottom: auto !important;
    left: auto !important;
    transform: none !important;
    border-width: 0 6px 7px 6px !important;
    border-style: solid !important;
    border-color: transparent transparent var(--accent-gold) transparent !important;
    display: block !important;
    width: 0 !important;
  }
  .bubble-bottom {
    position: absolute !important;
    bottom: 85px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    max-width: 200px !important;
  }
  .bubble-bottom::after {
    left: 50% !important;
    bottom: -8px !important;
    top: auto !important;
    transform: translateX(-50%) !important;
    border-width: 8px 6px 0 6px !important;
    border-style: solid !important;
    border-color: var(--accent-gold) transparent transparent transparent !important;
    display: block !important;
    width: 0 !important;
  }
}

/* Hand Helper Styles */
.hand-helper-container {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 6px 12px;
  margin-top: 8px;
  width: 100%;
  max-width: 600px;
  font-size: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
  align-self: center;
}
.helper-title {
  color: var(--accent-gold);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.65rem;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.helper-content {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.helper-none {
  color: var(--text-dim);
  font-style: italic;
}
.helper-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  color: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}
.tag-quad { background: #6a1b9a; border: 1px solid #8e24aa; }
.tag-triplet { background: #b71c1c; border: 1px solid #d32f2f; }
.tag-run { background: #006064; border: 1px solid #00838f; }
.tag-pair { background: #e65100; border: 1px solid #f57c00; }

/* Tile Guide Reference Styles */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 8px;
  margin-top: 10px;
}
.ref-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}
.ref-card .mahjong-tile {
  flex-shrink: 0;
  width: 44px;
  height: 60px;
  cursor: default;
}
.ref-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ref-tile-name {
  color: var(--accent-gold);
  font-weight: 600;
  font-size: 0.85rem;
}
.ref-tile-desc {
  color: var(--text-dim);
  font-size: 0.7rem;
  line-height: 1.25;
}

/* Mode Selection Cards */
.mode-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mode-card-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 14px;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
  color: var(--text-light);
}

.mode-card-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-gold);
}

.mode-card-btn.active {
  background: rgba(212, 175, 55, 0.15);
  border-color: var(--accent-gold);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

.mode-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent-gold);
  margin-bottom: 4px;
}

.mode-desc {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.35;
}

/* Copy Victory Modal Button */
.copy-modal-btn {
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.copy-modal-btn:hover {
  background: var(--accent-gold);
  color: #0b1510;
  box-shadow: 0 0 10px var(--accent-gold-glow);
}

.copy-modal-btn.copied {
  background: #2ecc71;
  border-color: #2ecc71;
  color: #ffffff;
}

/* More Games Modal Grid & Items */
.more-games-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 15px;
}

.more-games-list .game-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  text-decoration: none;
  color: var(--text-light);
  transition: all 0.2s ease;
}

.more-games-list .game-link:hover {
  background: rgba(212, 175, 55, 0.15);
  border-color: var(--accent-gold);
  transform: translateY(-2px);
}

.more-games-list .game-favicon {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 6px;
}

.more-games-list .game-info {
  display: flex;
  flex-direction: column;
}

.more-games-list .game-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: #ffffff;
}

.more-games-list .game-url {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Chow Selection Modal Styles */
.chow-options-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  margin-top: 15px;
  width: 100%;
}

.chow-option-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid var(--accent-gold);
  border-radius: 12px;
  padding: 10px 18px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
  box-sizing: border-box;
}

.chow-option-card:hover {
  background: rgba(255, 215, 0, 0.18);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 4px 18px rgba(255, 215, 0, 0.4);
}

.chow-option-tiles {
  display: flex;
  gap: 6px;
  align-items: center;
}

.chow-option-tiles .mahjong-tile {
  width: 40px;
  height: 54px;
  pointer-events: none;
}

.chow-option-label {
  font-weight: 700;
  color: var(--accent-gold);
  font-size: 1rem;
}

/* Custom styling for Chow/Meld Selection Modal transparency */
#chow-select-modal {
  background: rgba(5, 10, 7, 0.25);
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  align-items: flex-start;
  padding-top: max(8vh, 40px);
}

#chow-select-modal .modal-content {
  background: rgba(11, 21, 16, 0.85);
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  border: 1.5px solid rgba(255, 215, 0, 0.4);
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.6), 0 0 30px rgba(255, 215, 0, 0.25);
}

.modal-cancel-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  color: var(--text-light, #e2e8f0);
  padding: 9px 24px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.modal-cancel-btn:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: rgba(239, 68, 68, 0.6);
  color: #fca5a5;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35);
}



/* Sound / Mute Toggle Button */
.sound-toggle-btn, #sound-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  min-height: 36px;
  padding: 0;
  border-radius: 50%;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.2s ease;
  box-sizing: border-box;
}
@media (max-width: 600px) {
  .sound-toggle-btn, #sound-btn {
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
    font-size: 0.85rem;
  }
}

/* Clear visual distinction for Muted state */
.sound-toggle-btn.muted, #sound-btn.muted {
  opacity: 0.55 !important;
  background: rgba(20, 20, 25, 0.7) !important;
  border-color: rgba(255, 255, 255, 0.25) !important;
  color: #94a3b8 !important;
  box-shadow: none !important;
}