/* SkinCraze 抽抽樂房間 - 精緻玻璃感設計 */

/* === CSS 變數定義 === */
:root {
  /* 柔和玻璃風格配色 */
  --glass-primary: #6366f1;
  --glass-secondary: #8b5cf6;
  --glass-accent: #06b6d4;
  --glass-success: #10b981;
  --glass-warning: #f59e0b;
  --glass-danger: #ef4444;
  --neon-cyan: #00f5ff;
  --neon-purple: #8a2be2;
  --neon-gold: #ffd700;
  --neon-pink: #ff0080;
  --neon-green: #39ff14;
  --neon-orange: #ff4500;

  /* 精緻背景色系 */
  --bg-dark: #0f172a;
  --bg-darker: #020617;
  --bg-light: #1e293b;
  --bg-glass: rgba(30, 41, 59, 0.9);
  --bg-glass-light: rgba(51, 65, 85, 0.7);
  --bg-card: rgba(30, 41, 59, 0.92);
  --bg-vibrant: rgba(99, 102, 241, 0.1);

  /* 文字色系 */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --text-accent: #06b6d4;
  --text-highlight: #8b5cf6;

  /* 邊框與陰影 */
  --border-glass: rgba(255, 255, 255, 0.15);
  --border-accent: rgba(6, 182, 212, 0.4);
  --border-active: rgba(139, 92, 246, 0.5);
  --border-neon: rgba(0, 245, 255, 0.6);

  /* 玻璃效果陰影 */
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.5);
  --shadow-accent: 0 0 20px rgba(6, 182, 212, 0.3);
  --shadow-neon: 0 0 30px rgba(0, 245, 255, 0.5);
  --shadow-purple: 0 0 25px rgba(139, 92, 246, 0.4);

  /* 動畫時間 */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === 頁面主體設定 === */
.lottery-room-container {
  background: linear-gradient(
    135deg,
    var(--bg-darker) 0%,
    var(--bg-dark) 30%,
    #1a1a2e 50%,
    #16213e 70%,
    var(--bg-light) 100%
  );
  min-height: 100vh;
  color: var(--text-primary);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  position: relative;
  overflow-x: hidden;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 16px;
}

/* 柔和背景效果 */
.lottery-room-container::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: -2;
  opacity: 0.4;
}

/* 玻璃光效背景 */
.lottery-room-container::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(
      circle at 25% 25%,
      rgba(99, 102, 241, 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 75% 75%,
      rgba(0, 245, 255, 0.06) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 50% 10%,
      rgba(139, 92, 246, 0.04) 0%,
      transparent 50%
    );
  pointer-events: none;
  z-index: -1;
  opacity: 0.6;
}

/* === 通用區塊樣式 === */
.cyberpunk-section {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-glass), var(--shadow-accent);
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.cyberpunk-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--glass-accent) 50%,
    transparent 100%
  );
  opacity: 0.7;
}

/* === 區塊標題 === */
.section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  position: relative;
}

.section-header h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--text-primary), var(--glass-accent));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-header h2 i {
  color: var(--neon-cyan);
  font-size: 1.3rem;
  text-shadow: 0 0 15px var(--neon-cyan);
  animation: icon-pulse 2s ease-in-out infinite alternate;
}

@keyframes icon-pulse {
  0% {
    text-shadow: 0 0 15px var(--neon-cyan);
    transform: scale(1);
  }
  100% {
    text-shadow: 0 0 25px var(--neon-cyan);
    transform: scale(1.05);
  }
}

/* === 房間頭部 - 緊湊設計 === */
.lottery-room-container .room-header {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.12) 0%,
    rgba(255, 255, 255, 0.06) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.18) !important;
  border-radius: 20px !important;
  padding: 16px 20px !important;
  margin-bottom: 20px !important;
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.1),
    0 4px 12px rgba(0, 0, 0, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  position: relative !important;
  overflow: hidden !important;
}

.lottery-room-container .room-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.6) 25%,
    rgba(99, 102, 241, 0.6) 50%,
    rgba(139, 92, 246, 0.6) 75%,
    transparent 100%
  );
  opacity: 0.8;
}

.lottery-room-container .room-navigation {
  margin-bottom: 8px !important; /* 進一步縮減 */
}

.lottery-room-container .back-button {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.15) 0%,
    rgba(255, 255, 255, 0.08) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  color: var(--text-secondary) !important;
  padding: 8px 16px !important;
  border-radius: 12px !important;
  cursor: pointer !important;
  transition: all var(--transition) !important;
  font-size: 0.85rem !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  position: relative !important;
  overflow: hidden !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.08),
    0 1px 4px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2) !important;
}

.lottery-room-container .back-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.2) 50%,
    transparent 100%
  );
  transition: all 0.5s ease;
}

.lottery-room-container .back-button:hover::before {
  left: 100%;
}

.lottery-room-container .back-button:hover {
  background: linear-gradient(
    135deg,
    rgba(0, 210, 255, 0.2) 0%,
    rgba(99, 102, 241, 0.15) 50%,
    rgba(255, 255, 255, 0.1) 100%
  ) !important;
  border-color: rgba(0, 210, 255, 0.4) !important;
  color: var(--neon-cyan) !important;
  transform: translateX(-4px) translateY(-2px) !important;
  box-shadow:
    0 8px 24px rgba(0, 210, 255, 0.15),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.lottery-room-container .room-info {
  text-align: center !important;
  position: relative !important;
}

/* === 房間信息卡片 - 超緊湊設計 === */
.lottery-room-container .lottery-room-header-content {
  padding: 12px 16px !important; /* 進一步縮減 */
}

.lottery-room-container .lottery-room-title {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 12px !important;
  margin-bottom: 8px !important; /* 縮減間距 */
  flex-wrap: wrap !important;
}

.lottery-room-container .lottery-room-title h1 {
  font-size: 1.6rem !important; /* 縮小字體 */
  font-weight: 700 !important;
  margin: 0 !important;
  background: linear-gradient(
    135deg,
    var(--text-primary),
    var(--glass-accent)
  ) !important;
  background-clip: text !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
}

/* === 現代玻璃擬態 - 價格標籤重設計 === */
.lottery-room-container .lottery-room-price {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.25) 0%,
    rgba(255, 255, 255, 0.1) 25%,
    rgba(255, 215, 0, 0.15) 50%,
    rgba(255, 193, 7, 0.2) 75%,
    rgba(255, 152, 0, 0.15) 100%
  ) !important;
  color: #fff !important;
  padding: 6px 16px !important;
  border-radius: 20px !important;
  font-weight: 700 !important;
  font-size: 1rem !important;
  box-shadow:
    0 8px 32px rgba(255, 215, 0, 0.15),
    0 2px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  position: relative !important;
  overflow: hidden !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2) !important;
  display: flex !important;
  align-items: center !important;
  gap: 4px !important;
}

.lottery-room-container .lottery-room-price .per-pick {
  font-size: 0.65rem !important;
  opacity: 0.8 !important;
  font-weight: 500 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
}

.lottery-room-container .lottery-room-price::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 100%
  );
  animation: price-shine 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes price-shine {
  0% {
    left: -100%;
  }
  50% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

.lottery-room-container .lottery-room-description {
  margin: 6px 0 !important; /* 縮減間距 */
}

.lottery-room-container .lottery-room-description p {
  color: var(--text-secondary) !important;
  font-size: 0.85rem !important; /* 縮小字體 */
  margin: 0 !important;
  opacity: 0.9 !important;
}

.lottery-room-container .lottery-room-stats {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 8px !important; /* 縮減gap */
  margin-top: 10px !important; /* 縮減間距 */
}

/* === 現代玻璃擬態 - 統計卡片重設計 === */
.lottery-room-container .lottery-room-stat {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1) 0%,
    rgba(255, 255, 255, 0.05) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.18) !important;
  border-radius: 16px !important;
  padding: 12px 8px !important;
  text-align: center !important;
  transition: all var(--transition) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  position: relative !important;
  overflow: hidden !important;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.1),
    0 2px 8px rgba(0, 0, 0, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.lottery-room-container .lottery-room-stat::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 100%
  );
  opacity: 0.8;
}

.lottery-room-container .lottery-room-stat::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  right: 2px;
  bottom: 2px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.02) 0%,
    rgba(255, 255, 255, 0.01) 100%
  );
  border-radius: 14px;
  pointer-events: none;
}

.lottery-room-container .lottery-room-stat:hover {
  border-color: rgba(0, 210, 255, 0.4) !important;
  background: linear-gradient(
    135deg,
    rgba(0, 210, 255, 0.1) 0%,
    rgba(255, 255, 255, 0.08) 50%,
    rgba(0, 210, 255, 0.05) 100%
  ) !important;
  transform: translateY(-2px) scale(1.02) !important;
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.15),
    0 4px 12px rgba(0, 210, 255, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.lottery-room-container .lottery-room-stat i {
  font-size: 1rem !important; /* 縮小圖標 */
  color: var(--neon-cyan) !important;
  margin-bottom: 4px !important; /* 縮減間距 */
  display: block !important;
  text-shadow: 0 0 10px var(--neon-cyan) !important;
}

.lottery-room-container .lottery-room-stat-content {
  display: flex !important;
  flex-direction: column !important;
  gap: 1px !important; /* 縮減gap */
}

.lottery-room-container .lottery-room-stat-number {
  font-size: 1rem !important; /* 縮小字體 */
  font-weight: 700 !important;
  color: var(--text-primary) !important;
}

.lottery-room-container .lottery-room-stat-label {
  font-size: 0.7rem !important; /* 縮小字體 */
  color: var(--text-muted) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
}

/* === 獎池展示區域 - 超精緻玻璃設計 === */
.lottery-room-container .pool-display {
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.85) 0%,
    rgba(30, 41, 59, 0.8) 30%,
    rgba(51, 65, 85, 0.75) 70%,
    rgba(71, 85, 105, 0.8) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.15) !important;
  border-radius: 20px !important;
  padding: 20px !important;
  margin-bottom: 20px !important;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.15),
    0 8px 24px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
  backdrop-filter: blur(30px) saturate(180%) !important;
  position: relative !important;
  overflow: hidden !important;
}

.lottery-room-container .pool-display::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.6) 25%,
    rgba(99, 102, 241, 0.6) 50%,
    rgba(139, 92, 246, 0.6) 75%,
    transparent 100%
  );
  opacity: 0.8;
}

.lottery-room-container .pool-display::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(
    from 0deg at 50% 50%,
    transparent 0deg,
    rgba(99, 102, 241, 0.02) 60deg,
    transparent 120deg,
    rgba(0, 210, 255, 0.02) 180deg,
    transparent 240deg,
    rgba(139, 92, 246, 0.02) 300deg,
    transparent 360deg
  );
  animation: glass-rotate 30s linear infinite;
  pointer-events: none;
}

@keyframes glass-rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.lottery-room-container .pool-stats {
  display: grid !important;
  grid-template-columns: repeat(
    auto-fit,
    minmax(120px, 1fr)
  ) !important; /* 更緊湊 */
  gap: 10px !important; /* 縮減gap */
  margin-bottom: 16px !important; /* 縮減間距 */
  position: relative !important;
  z-index: 2 !important;
}

/* === 現代玻璃擬態 - 獎池統計卡片重設計 === */
.lottery-room-container .stat-item {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.12) 0%,
    rgba(255, 255, 255, 0.06) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  padding: 14px 10px !important;
  border-radius: 16px !important;
  transition: all var(--transition) !important;
  text-align: center !important;
  backdrop-filter: blur(25px) saturate(200%) !important;
  position: relative !important;
  overflow: hidden !important;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.08),
    0 2px 8px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
}

.lottery-room-container .stat-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.6) 30%,
    rgba(99, 102, 241, 0.6) 70%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity var(--transition);
}

.lottery-room-container .stat-item::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  right: 3px;
  bottom: 3px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.03) 0%,
    rgba(255, 255, 255, 0.01) 100%
  );
  border-radius: 13px;
  pointer-events: none;
}

.lottery-room-container .stat-item:hover {
  border-color: rgba(0, 210, 255, 0.4) !important;
  background: linear-gradient(
    135deg,
    rgba(0, 210, 255, 0.12) 0%,
    rgba(99, 102, 241, 0.08) 50%,
    rgba(255, 255, 255, 0.1) 100%
  ) !important;
  transform: translateY(-4px) scale(1.03) !important;
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.12),
    0 8px 16px rgba(0, 210, 255, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
}

.lottery-room-container .stat-item:hover::before {
  opacity: 1;
}

.lottery-room-container .stat-icon {
  margin-bottom: 6px !important; /* 縮減間距 */
}

.lottery-room-container .stat-icon i {
  font-size: 1.3rem !important; /* 縮小圖標 */
  color: var(--glass-accent) !important;
  text-shadow: 0 0 15px var(--glass-accent) !important;
  transition: all var(--transition) !important;
}

.lottery-room-container .stat-item:hover .stat-icon i {
  color: var(--neon-cyan) !important;
  text-shadow: 0 0 20px var(--neon-cyan) !important;
  transform: scale(1.1) !important;
}

.lottery-room-container .stat-content {
  display: flex !important;
  flex-direction: column !important;
  gap: 2px !important; /* 縮減gap */
}

.lottery-room-container .stat-label {
  font-size: 0.7rem !important; /* 縮小字體 */
  color: var(--text-muted) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
  font-weight: 500 !important;
}

.lottery-room-container .stat-value {
  font-size: 1rem !important; /* 縮小字體 */
  font-weight: 700 !important;
  color: var(--text-primary) !important;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.3) !important;
}

/* === 獎品展示區域 === */
.prize-tiers {
  display: flex;
  flex-direction: column;
  gap: 14px; /* 縮減gap */
  position: relative;
  z-index: 2;
}

.tier-section {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.06) 0%,
    rgba(255, 255, 255, 0.02) 100%
  );
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  padding: 14px; /* 縮減padding */
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.tier-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--glass-secondary) 25%,
    var(--glass-accent) 50%,
    var(--glass-primary) 75%,
    transparent 100%
  );
  opacity: 0.6;
}

.tier-section:hover {
  border-color: var(--border-accent);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.2),
    0 0 15px rgba(0, 245, 255, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.tier-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px; /* 縮減間距 */
}

.tier-name {
  font-size: 0.95rem; /* 縮小字體 */
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.2);
}

.tier-count {
  font-size: 0.75rem; /* 縮小字體 */
  color: var(--text-muted);
  background: var(--bg-vibrant);
  padding: 2px 6px; /* 縮減padding */
  border-radius: 10px;
  border: 1px solid var(--border-accent);
  box-shadow: 0 0 8px rgba(0, 245, 255, 0.2);
}

.tier-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); /* 更緊湊 */
  gap: 8px; /* 縮減gap */
}

.tier-item {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.06) 0%,
    rgba(255, 255, 255, 0.02) 100%
  );
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 8px; /* 縮減padding */
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.tier-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    circle at center,
    rgba(99, 102, 241, 0.08) 0%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity var(--transition);
}

.tier-item:hover {
  border-color: var(--border-accent);
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.12) 0%,
    rgba(0, 245, 255, 0.06) 100%
  );
  transform: translateY(-2px) scale(1.02);
  box-shadow:
    0 6px 16px rgba(0, 0, 0, 0.2),
    0 0 15px rgba(0, 245, 255, 0.2);
}

.tier-item:hover::before {
  opacity: 1;
}

.tier-item-image {
  width: 60px; /* 縮小圖片 */
  height: 60px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  object-fit: cover;
  margin: 0 auto 5px; /* 縮減間距 */
  display: block;
  transition: all var(--transition);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.tier-item:hover .tier-item-image {
  border-color: var(--border-accent);
  box-shadow:
    0 6px 16px rgba(0, 0, 0, 0.4),
    0 0 15px rgba(0, 245, 255, 0.3);
  transform: scale(1.05);
}

.tier-item-name {
  font-size: 0.7rem; /* 縮小字體 */
  color: var(--text-secondary);
  margin-bottom: 2px; /* 縮減間距 */
  line-height: 1.2;
}

.tier-item-price {
  font-size: 0.65rem; /* 縮小字體 */
  color: var(--neon-gold);
  font-weight: 600;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
}

/* === 排隊系統 === */
.queue-system {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.current-player-panel {
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.1),
    rgba(0, 245, 255, 0.1)
  );
  border: 1px solid var(--border-accent);
  border-radius: 10px;
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.current-player-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--glass-primary) 0%,
    var(--glass-accent) 50%,
    var(--glass-secondary) 100%
  );
}

.player-status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 10px;
}

.current-player-info h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.current-player-info h3 i {
  color: var(--glass-secondary);
  text-shadow: 0 0 10px var(--glass-secondary);
}

.timer-display {
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  color: #000;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 1.2rem;
  text-align: center;
  font-family: "Courier New", monospace;
  box-shadow: 0 0 15px rgba(0, 245, 255, 0.5);
  border: 2px solid rgba(255, 255, 255, 0.3);
  min-width: 80px;
}

.queue-controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.queue-status {
  text-align: center;
  padding: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  backdrop-filter: blur(10px);
  width: 100%;
}

.queue-status p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.cyberpunk-button {
  background: linear-gradient(
    135deg,
    var(--glass-primary),
    var(--glass-secondary)
  );
  border: 1px solid var(--border-accent);
  color: var(--text-primary);
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  min-width: 180px;
}

.cyberpunk-button:hover {
  background: linear-gradient(
    135deg,
    var(--glass-secondary),
    var(--glass-accent)
  );
  border-color: var(--border-neon);
  transform: translateY(-2px);
  box-shadow: var(--shadow-purple);
}

.cyberpunk-button.secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-glass);
}

.cyberpunk-button.secondary:hover {
  background: var(--bg-vibrant);
  border-color: var(--border-accent);
}

.queue-display h4 {
  font-size: 1rem;
  color: var(--text-primary);
  margin: 0 0 10px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.queue-display h4 i {
  color: var(--neon-gold);
  text-shadow: 0 0 10px var(--neon-gold);
}

.queue-list {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 12px;
  min-height: 60px;
  backdrop-filter: blur(10px);
}

/* === 抽獎網格系統 === */
.grid-instruction {
  background: var(--bg-vibrant);
  border: 1px solid var(--border-accent);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  margin-bottom: 16px;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.grid-instruction i {
  color: var(--neon-cyan);
  margin-right: 8px;
  text-shadow: 0 0 10px var(--neon-cyan);
  animation: crosshair-pulse 2s ease-in-out infinite;
}

@keyframes crosshair-pulse {
  0%,
  100% {
    transform: scale(1);
    text-shadow: 0 0 15px var(--neon-cyan);
  }
  50% {
    transform: scale(1.1);
    text-shadow: 0 0 20px var(--neon-cyan);
  }
}

.grid-stats {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: "Courier New", monospace;
}

.grid-stats .divider {
  color: var(--neon-cyan);
  text-shadow: 0 0 10px var(--neon-cyan);
}

.grid-container {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 6px;
  max-width: 700px;
  margin: 0 auto;
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;

  /* 🔧 布局穩定性增強 */
  box-sizing: border-box;
  align-items: stretch;
  justify-items: stretch;
}

.grid-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    linear-gradient(
      45deg,
      transparent 48%,
      rgba(99, 102, 241, 0.02) 50%,
      transparent 52%
    ),
    linear-gradient(
      -45deg,
      transparent 48%,
      rgba(0, 245, 255, 0.02) 50%,
      transparent 52%
    );
  background-size: 15px 15px;
  animation: grid-pattern-move 15s linear infinite;
}

@keyframes grid-pattern-move {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(15px, 15px);
  }
}

.grid-item {
  aspect-ratio: 1;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  min-height: 50px;
  position: relative;
  font-family: "Courier New", monospace;

  /* 🔧 布局穩定性保護 */
  box-sizing: border-box;
  overflow: hidden;
  flex-shrink: 0;
  width: 100%;
}

.grid-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    circle at center,
    rgba(0, 245, 255, 0.15) 0%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity var(--transition);
}

.grid-item:hover:not(.drawn):not(.drawing) {
  border-color: var(--border-neon);
  background: var(--bg-vibrant);
  transform: scale(1.03); /* 🔧 降低縮放幅度，減少布局影響 */
  color: var(--neon-cyan);
  box-shadow: var(--shadow-purple);
  z-index: 10;
}

.grid-item:hover::before {
  opacity: 1;
}

.grid-item.drawn {
  background: rgba(100, 100, 100, 0.3);
  border-color: #555;
  cursor: not-allowed;
  opacity: 0.4;
  color: #777;
  transform: none !important; /* 🔧 強制重置transform，防止尺寸變化 */
}

.grid-item.drawn:hover {
  transform: none !important; /* 🔧 強制重置transform */
  box-shadow: none;
  border-color: #555;
  background: rgba(100, 100, 100, 0.3);
}

/* 🔧 移除勾勾顯示，改為顯示實際物品圖片 */
/* .grid-item.drawn::after 已移除 */

.grid-item.drawing {
  animation: grid-drawing 0.8s ease-in-out infinite;
  border-color: var(--neon-gold);
  background: rgba(255, 215, 0, 0.15);
  color: var(--neon-gold);
  box-shadow: 0 0 25px rgba(255, 215, 0, 0.6);
}

@keyframes grid-drawing {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.05); /* 🔧 降低縮放幅度，避免布局問題 */
  }
}

.grid-item.won {
  background: linear-gradient(135deg, var(--neon-gold), #fbbf24);
  border-color: var(--neon-gold);
  color: #000;
  font-weight: 700;
  box-shadow: 0 0 30px rgba(255, 215, 0, 0.8);
  animation: grid-won 2s ease-in-out infinite;
  transform: none !important; /* 🔧 強制重置transform，防止尺寸變化 */
}

@keyframes grid-won {
  0%,
  100% {
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.8);
  }
  50% {
    box-shadow: 0 0 40px rgba(255, 215, 0, 1);
  }
}

/* 🔧 抽獎完成動畫 - 不改變尺寸 */
.grid-item.draw-completed {
  animation: draw-completed 0.5s ease-out;
}

@keyframes draw-completed {
  0% {
    opacity: 1;
    box-shadow: 0 0 0 rgba(0, 255, 0, 0.6);
  }
  50% {
    opacity: 0.8;
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.8);
  }
  100% {
    opacity: 1;
    box-shadow: 0 0 0 rgba(0, 255, 0, 0.6);
  }
}

/* 🎭 新抽取位置突出顯示動畫（為旁觀者提供視覺反饋） */
@keyframes drawHighlight {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 rgba(0, 245, 255, 0);
    border: 2px solid rgba(0, 245, 255, 0);
  }
  25% {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.8);
    border: 2px solid rgba(0, 245, 255, 0.8);
  }
  50% {
    transform: scale(1.03);
    box-shadow: 0 0 30px rgba(0, 245, 255, 1);
    border: 2px solid rgba(0, 245, 255, 1);
  }
  75% {
    transform: scale(1.01);
    box-shadow: 0 0 15px rgba(0, 245, 255, 0.6);
    border: 2px solid rgba(0, 245, 255, 0.6);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 rgba(0, 245, 255, 0);
    border: 2px solid rgba(0, 245, 255, 0);
  }
}

/* === 載入狀態 === */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  min-height: 200px;
}

.loading-spinner .icon-container {
  margin-bottom: 20px;
  position: relative;
}

.loading-spinner .icon-container i {
  font-size: 2rem;
  color: var(--glass-accent);
  animation: icon-pulse 2s ease-in-out infinite alternate;
}

.loading-spinner p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin: 0;
  text-align: center;
}

/* 更新標準載入狀態 */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  min-height: 200px;
}

.loading-spinner .icon-container {
  margin-bottom: 20px;
  position: relative;
}

.loading-spinner .icon-container i {
  font-size: 2rem;
  color: var(--glass-accent);
  animation: icon-pulse 2s ease-in-out infinite alternate;
}

.loading-spinner p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin: 0;
  text-align: center;
}

/* 老舊載入動畫替換為精緻版本 */
.prize-mixed-grid.loading::after {
  display: none; /* 移除舊的載入動畫 */
}

.prize-mixed-grid.loading {
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.prize-mixed-grid.loading .prize-item-card {
  opacity: 0.3;
  filter: blur(2px);
  transition: all 0.5s ease;
}

/* 當載入時顯示精緻載入動畫 */
.prize-mixed-grid.loading::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  border: 3px solid transparent;
  border-top: 3px solid rgba(0, 210, 255, 0.8);
  border-right: 3px solid rgba(99, 102, 241, 0.6);
  border-radius: 50%;
  animation: loader-spin 2s linear infinite;
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.3);
  z-index: 10;
}

/* === 響應式設計 === */
@media (max-width: 768px) {
  .lottery-room-container {
    padding: 16px 12px;
  }

  .cyberpunk-section {
    padding: 16px;
    margin-bottom: 16px;
  }

  .room-header {
    padding: 10px 12px; /* 進一步縮減 */
  }

  .section-header h2 {
    font-size: 1.3rem;
  }

  .pool-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .tier-items {
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr)); /* 更緊湊 */
    gap: 6px;
  }

  .tier-item-image {
    width: 50px; /* 更小 */
    height: 50px;
  }

  .current-player-info h3 {
    font-size: 1rem;
  }

  .timer-display {
    font-size: 1rem;
    padding: 6px 12px;
  }

  .grid-container {
    grid-template-columns: repeat(8, 1fr);
    gap: 4px;
    padding: 12px;
  }

  .grid-item {
    min-height: 40px;
    font-size: 0.7rem;
  }
}

@media (max-width: 480px) {
  .lottery-room-container {
    padding: 12px 8px;
  }

  .cyberpunk-section {
    padding: 12px;
    margin-bottom: 12px;
  }

  .section-header h2 {
    font-size: 1.2rem;
  }

  .pool-stats {
    grid-template-columns: 1fr;
  }

  .queue-controls {
    gap: 10px;
  }

  .cyberpunk-button {
    padding: 10px 20px;
    font-size: 0.85rem;
    min-width: 160px;
  }

  .grid-container {
    grid-template-columns: repeat(6, 1fr);
    gap: 3px;
    padding: 10px;
  }

  .grid-item {
    min-height: 35px;
    font-size: 0.65rem;
  }

  .draw-prompt {
    padding: 10px;
    font-size: 0.85rem;
  }
}

/* === 特殊狀態效果 === */
.tier-item.featured {
  position: relative;
  overflow: hidden;
  border-color: var(--glass-secondary);
  background: rgba(139, 92, 246, 0.1);
}

.tier-item.featured::after {
  content: "熱門";
  position: absolute;
  top: 4px;
  right: 4px;
  background: var(--glass-secondary);
  color: white;
  padding: 2px 4px;
  font-size: 0.6rem;
  font-weight: 600;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 0 8px rgba(139, 92, 246, 0.5);
}

/* === 公平性標誌 === */
.fairness-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: linear-gradient(135deg, var(--neon-green), var(--glass-success));
  color: #000;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
  z-index: 10;
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.fairness-badge i {
  font-size: 0.6rem;
}

/* === 動態效果優化 === */
@keyframes neon-glow {
  0%,
  100% {
    box-shadow: 0 0 15px rgba(0, 245, 255, 0.3);
  }
  50% {
    box-shadow:
      0 0 25px rgba(0, 245, 255, 0.6),
      0 0 35px rgba(139, 92, 246, 0.3);
  }
}

.cyberpunk-section:hover {
  animation: neon-glow 2s ease-in-out infinite;
}

/* === 結果模態框優化 === */
.lottery-room-result-modal-content {
  border: 2px solid var(--border-accent) !important;
  background: linear-gradient(
    135deg,
    var(--bg-card),
    var(--bg-glass)
  ) !important;
  animation: modalSlideIn 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55) !important;
  box-shadow: var(--shadow-glass), var(--shadow-accent) !important;
}

@keyframes modalSlideIn {
  0% {
    opacity: 0;
    transform: scale(0.7) translateY(-30px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* === 獎池獎品展示 - 高級混合網格布局 === */
.lottery-room-container .prize-tiers {
  margin-top: 20px;
  position: relative;
  z-index: 2;
}

/* 等級切換器 */
.tier-filter-controls {
  display: flex !important;
  justify-content: center !important;
  gap: 8px !important;
  margin-bottom: 20px !important;
  padding: 20px !important;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.12) 0%,
    rgba(255, 255, 255, 0.06) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.18) !important;
  border-radius: 20px !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.1),
    0 4px 12px rgba(0, 0, 0, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
  position: relative !important;
  overflow: hidden !important;
}

.tier-filter-controls::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.6) 30%,
    rgba(99, 102, 241, 0.6) 70%,
    transparent 100%
  );
  opacity: 0.8;
}

/* 等級切換按鈕 - 統一玻璃風格 */
.tier-filter-btn {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.15) 0%,
    rgba(255, 255, 255, 0.08) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  color: var(--text-secondary) !important;
  padding: 8px 16px !important;
  border-radius: 16px !important;
  cursor: pointer !important;
  transition: all var(--transition) !important;
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  position: relative !important;
  overflow: hidden !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  min-width: 60px !important;
  text-align: center !important;
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.08),
    0 1px 4px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2) !important;
}

.tier-filter-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.2) 50%,
    transparent 100%
  );
  transition: all 0.5s ease;
}

.tier-filter-btn:hover::before {
  left: 100%;
}

.tier-filter-btn:hover {
  border-color: rgba(255, 255, 255, 0.3) !important;
  transform: translateY(-2px) !important;
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.12),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.tier-filter-btn.active {
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.25) 0%,
    rgba(99, 102, 241, 0.15) 50%,
    rgba(0, 210, 255, 0.1) 100%
  ) !important;
  border-color: rgba(99, 102, 241, 0.4) !important;
  color: var(--text-primary) !important;
  box-shadow:
    0 8px 24px rgba(99, 102, 241, 0.15),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
  transform: translateY(-1px) !important;
}

/* 等級切換按鈕 - 特色顏色版本 */
.tier-filter-btn.tier-s,
.tier-filter-btn.tier-s.active {
  background: linear-gradient(
    135deg,
    rgba(255, 215, 0, 0.25) 0%,
    rgba(255, 215, 0, 0.15) 50%,
    rgba(255, 193, 7, 0.1) 100%
  ) !important;
  color: #fff !important;
  border-color: rgba(255, 215, 0, 0.4) !important;
  box-shadow:
    0 8px 24px rgba(255, 215, 0, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.tier-filter-btn.tier-a,
.tier-filter-btn.tier-a.active {
  background: linear-gradient(
    135deg,
    rgba(255, 71, 87, 0.25) 0%,
    rgba(255, 71, 87, 0.15) 50%,
    rgba(255, 107, 122, 0.1) 100%
  ) !important;
  color: #ffffff !important;
  border-color: rgba(255, 71, 87, 0.4) !important;
  box-shadow:
    0 8px 24px rgba(255, 71, 87, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.tier-filter-btn.tier-b,
.tier-filter-btn.tier-b.active {
  background: linear-gradient(
    135deg,
    rgba(156, 136, 255, 0.25) 0%,
    rgba(156, 136, 255, 0.15) 50%,
    rgba(196, 77, 255, 0.1) 100%
  ) !important;
  color: #ffffff !important;
  border-color: rgba(156, 136, 255, 0.4) !important;
  box-shadow:
    0 8px 24px rgba(156, 136, 255, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.tier-filter-btn.tier-c,
.tier-filter-btn.tier-c.active {
  background: linear-gradient(
    135deg,
    rgba(0, 210, 255, 0.25) 0%,
    rgba(0, 210, 255, 0.15) 50%,
    rgba(55, 66, 250, 0.1) 100%
  ) !important;
  color: #ffffff !important;
  border-color: rgba(0, 210, 255, 0.4) !important;
  box-shadow:
    0 8px 24px rgba(0, 210, 255, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.tier-filter-btn.tier-d,
.tier-filter-btn.tier-d.active {
  background: linear-gradient(
    135deg,
    rgba(46, 213, 115, 0.25) 0%,
    rgba(46, 213, 115, 0.15) 50%,
    rgba(123, 237, 159, 0.1) 100%
  ) !important;
  color: #ffffff !important;
  border-color: rgba(46, 213, 115, 0.4) !important;
  box-shadow:
    0 8px 24px rgba(46, 213, 115, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.tier-filter-btn.tier-e,
.tier-filter-btn.tier-e.active {
  background: linear-gradient(
    135deg,
    rgba(255, 165, 2, 0.25) 0%,
    rgba(255, 165, 2, 0.15) 50%,
    rgba(255, 99, 72, 0.1) 100%
  ) !important;
  color: #ffffff !important;
  border-color: rgba(255, 165, 2, 0.4) !important;
  box-shadow:
    0 8px 24px rgba(255, 165, 2, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.tier-filter-btn.tier-f,
.tier-filter-btn.tier-f.active {
  background: linear-gradient(
    135deg,
    rgba(255, 56, 56, 0.25) 0%,
    rgba(255, 56, 56, 0.15) 50%,
    rgba(255, 159, 243, 0.1) 100%
  ) !important;
  color: #ffffff !important;
  border-color: rgba(255, 56, 56, 0.4) !important;
  box-shadow:
    0 8px 24px rgba(255, 56, 56, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

/* 獎品卡片 - 統一玻璃風格 */
.prize-item-card {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.12) 0%,
    rgba(255, 255, 255, 0.06) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 2px solid rgba(255, 255, 255, 0.2) !important;
  border-radius: 16px !important;
  padding: 16px !important;
  text-align: center !important;
  transition: all var(--transition) !important;
  cursor: pointer !important;
  position: relative !important;
  overflow: hidden !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  min-height: 190px !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.08),
    0 2px 8px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
}

.prize-item-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.15) 50%,
    transparent 100%
  );
  transition: all 0.6s ease;
}

.prize-item-card:hover::before {
  left: 100%;
}

.prize-item-card:hover {
  transform: translateY(-6px) scale(1.03) !important;
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.12),
    0 4px 16px rgba(0, 0, 0, 0.08),
    0 0 30px currentColor,
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
}

/* 等級切換控制區域 - 統一玻璃風格 */
.tier-filter-controls {
  display: flex !important;
  justify-content: center !important;
  gap: 8px !important;
  margin-bottom: 20px !important;
  padding: 20px !important;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.12) 0%,
    rgba(255, 255, 255, 0.06) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.18) !important;
  border-radius: 20px !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.1),
    0 4px 12px rgba(0, 0, 0, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
  position: relative !important;
  overflow: hidden !important;
}

.tier-filter-controls::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.6) 30%,
    rgba(99, 102, 241, 0.6) 70%,
    transparent 100%
  );
  opacity: 0.8;
}

/* 返回按鈕 - 統一玻璃風格 */
.lottery-room-container .back-button {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.15) 0%,
    rgba(255, 255, 255, 0.08) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  color: var(--text-secondary) !important;
  padding: 8px 16px !important;
  border-radius: 12px !important;
  cursor: pointer !important;
  transition: all var(--transition) !important;
  font-size: 0.85rem !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  position: relative !important;
  overflow: hidden !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.08),
    0 1px 4px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2) !important;
}

.lottery-room-container .back-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.2) 50%,
    transparent 100%
  );
  transition: all 0.5s ease;
}

.lottery-room-container .back-button:hover::before {
  left: 100%;
}

.lottery-room-container .back-button:hover {
  background: linear-gradient(
    135deg,
    rgba(0, 210, 255, 0.2) 0%,
    rgba(99, 102, 241, 0.15) 50%,
    rgba(255, 255, 255, 0.1) 100%
  ) !important;
  border-color: rgba(0, 210, 255, 0.4) !important;
  color: var(--neon-cyan) !important;
  transform: translateX(-4px) translateY(-2px) !important;
  box-shadow:
    0 8px 24px rgba(0, 210, 255, 0.15),
    0 2px 8px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

/* 獎品圖片 */
.prize-item-image {
  width: 65px;
  height: 65px;
  object-fit: cover;
  border-radius: 10px;
  margin: 0 auto 12px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  transition: all var(--transition);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.prize-item-card:hover .prize-item-image {
  transform: scale(1.15);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
  border-color: currentColor;
}

/* 獎品信息 */
.prize-item-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.prize-item-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 8px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.2);
}

.prize-item-details {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.prize-item-price {
  font-weight: 700;
  color: currentColor;
  font-size: 0.9rem;
  text-shadow: 0 0 10px currentColor;
}

.prize-item-quantity {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.quantity-info {
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.quantity-info i {
  font-size: 0.65rem;
  opacity: 0.8;
}

/* 庫存狀態顏色 */
.quantity-info.high-stock {
  color: #10b981;
}

.quantity-info.medium-stock {
  color: #f59e0b;
}

.quantity-info.low-stock {
  color: #ef4444;
}

/* 空狀態顯示 */
.empty-filter-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.empty-filter-state i {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-filter-state h3 {
  margin: 0 0 8px;
  font-size: 1.2rem;
  color: var(--text-secondary);
}

.empty-filter-state p {
  margin: 0;
  font-size: 0.9rem;
}

/* 空狀態和錯誤狀態樣式 */
.empty-pool-state,
.error-pool-state {
  text-align: center;
  padding: 60px 40px;
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.8) 0%,
    rgba(30, 41, 59, 0.7) 100%
  );
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-glass);
  margin: 20px 0;
}

.empty-pool-state .empty-icon,
.error-pool-state .error-icon {
  margin-bottom: 20px;
}

.empty-pool-state .empty-icon i,
.error-pool-state .error-icon i {
  font-size: 4rem;
  color: var(--glass-accent);
  text-shadow: 0 0 20px var(--glass-accent);
  opacity: 0.7;
  animation: state-pulse 2s ease-in-out infinite alternate;
}

@keyframes state-pulse {
  0% {
    opacity: 0.5;
    transform: scale(1);
  }
  100% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

.empty-pool-state h3,
.error-pool-state h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 12px;
  background: linear-gradient(135deg, var(--text-primary), var(--glass-accent));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.empty-pool-state p,
.error-pool-state p {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0;
  opacity: 0.8;
}

/* 響應式調整 */
@media (max-width: 768px) {
  .empty-pool-state,
  .error-pool-state {
    padding: 40px 20px;
  }

  .empty-pool-state .empty-icon i,
  .error-pool-state .error-icon i {
    font-size: 3rem;
  }

  .empty-pool-state h3,
  .error-pool-state h3 {
    font-size: 1.3rem;
  }

  .empty-pool-state p,
  .error-pool-state p {
    font-size: 0.9rem;
  }
}

/* 響應式設計 */
@media (max-width: 1200px) {
  .prize-mixed-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 10px;
  }

  .prize-item-card {
    min-height: 170px;
    padding: 12px;
  }

  .prize-item-image {
    width: 55px;
    height: 55px;
  }
}

@media (max-width: 768px) {
  .tier-filter-controls {
    gap: 6px;
    padding: 12px;
    flex-wrap: wrap;
  }

  .tier-filter-btn {
    padding: 6px 12px;
    font-size: 0.8rem;
    min-width: 50px;
  }

  .prize-mixed-grid {
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 8px;
    padding: 12px;
  }

  .prize-item-card {
    min-height: 150px;
    padding: 10px;
  }

  .prize-item-image {
    width: 45px;
    height: 45px;
  }

  .prize-tier-badge {
    width: 24px;
    height: 24px;
    font-size: 0.7rem;
  }
}

@media (max-width: 480px) {
  .tier-filter-controls {
    flex-direction: column;
    gap: 8px;
  }

  .tier-filter-controls > div {
    display: flex;
    gap: 6px;
    justify-content: center;
    flex-wrap: wrap;
  }

  .prize-mixed-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 6px;
  }

  .prize-item-card {
    min-height: 130px;
    padding: 8px;
  }

  .prize-item-image {
    width: 40px;
    height: 40px;
  }
}

/* === 恢復緊湊獎品網格布局 === */
.prize-mixed-grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)) !important;
  gap: 12px !important;
  padding: 16px !important;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(255, 255, 255, 0.04) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.15) !important;
  border-radius: 16px !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  position: relative !important;
  min-height: 200px !important;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.08),
    0 2px 8px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.prize-mixed-grid::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.6) 50%,
    transparent 100%
  );
  opacity: 0.7;
}

/* 緊湊獎品卡片 - 小巧精緻版本 */
.prize-item-card {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1) 0%,
    rgba(255, 255, 255, 0.05) 50%,
    rgba(0, 0, 0, 0.02) 100%
  ) !important;
  border: 2px solid rgba(255, 255, 255, 0.18) !important;
  border-radius: 12px !important;
  padding: 12px !important;
  text-align: center !important;
  transition: all var(--transition) !important;
  cursor: pointer !important;
  position: relative !important;
  overflow: hidden !important;
  backdrop-filter: blur(15px) saturate(180%) !important;
  min-height: 180px !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.08),
    0 1px 4px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

.prize-item-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.12) 50%,
    transparent 100%
  );
  transition: all 0.6s ease;
}

.prize-item-card:hover::before {
  left: 100%;
}

.prize-item-card:hover {
  transform: translateY(-4px) scale(1.02) !important;
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.12),
    0 2px 8px rgba(0, 0, 0, 0.08),
    0 0 20px currentColor,
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05) !important;
}

/* 獎品圖片 - 緊湊尺寸 */
.prize-item-image {
  width: 60px !important;
  height: 60px !important;
  object-fit: cover !important;
  border-radius: 8px !important;
  margin: 0 auto 10px !important;
  border: 2px solid rgba(255, 255, 255, 0.15) !important;
  transition: all var(--transition) !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2) !important;
}

.prize-item-card:hover .prize-item-image {
  transform: scale(1.1) !important;
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.3) !important;
  border-color: currentColor !important;
}

/* 等級標籤 - 緊湊版本 */
.prize-tier-badge {
  position: absolute !important;
  top: 8px !important;
  left: 8px !important;
  width: 24px !important;
  height: 24px !important;
  border-radius: 50% !important;
  font-size: 0.7rem !important;
  font-weight: 900 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-transform: uppercase !important;
  z-index: 2 !important;
  border: 2px solid rgba(255, 255, 255, 0.2) !important;
  transition: all var(--transition) !important;
}

/* S級標籤 - 金色 */
.prize-item-card.tier-s .prize-tier-badge {
  background: linear-gradient(135deg, #ffd700, #ffed4e) !important;
  color: #1a1a1a !important;
  text-shadow: 0 1px 2px rgba(255, 215, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(255, 215, 0, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3) !important;
}

/* A級標籤 - 紅色 */
.prize-item-card.tier-a .prize-tier-badge {
  background: linear-gradient(135deg, #ff4757, #ff6b7a) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(255, 71, 87, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3) !important;
}

/* B級標籤 - 紫色 */
.prize-item-card.tier-b .prize-tier-badge {
  background: linear-gradient(135deg, #9c88ff, #c44dff) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(156, 136, 255, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3) !important;
}

/* C級標籤 - 藍色 */
.prize-item-card.tier-c .prize-tier-badge {
  background: linear-gradient(135deg, #00d2ff, #3742fa) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(0, 210, 255, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3) !important;
}

/* D級標籤 - 綠色 */
.prize-item-card.tier-d .prize-tier-badge {
  background: linear-gradient(135deg, #2ed573, #7bed9f) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(46, 213, 115, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3) !important;
}

/* E級標籤 - 橙色 */
.prize-item-card.tier-e .prize-tier-badge {
  background: linear-gradient(135deg, #ffa502, #ff6348) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(255, 165, 2, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3) !important;
}

/* F級標籤 - 粉色 */
.prize-item-card.tier-f .prize-tier-badge {
  background: linear-gradient(135deg, #ff3838, #ff9ff3) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(255, 56, 56, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3) !important;
}

/* === 平滑切換動畫系統 === */

/* 獎品網格容器動畫 */
.prize-mixed-grid {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* 獎品卡片進入動畫 */
.prize-item-card {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
  opacity: 1 !important;
  transform: translateY(0) scale(1) !important;
}

/* 切換時的退出動畫 */
.prize-item-card.fade-out {
  opacity: 0 !important;
  transform: translateY(-20px) scale(0.95) !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* 切換時的進入動畫 */
.prize-item-card.fade-in {
  opacity: 0 !important;
  transform: translateY(20px) scale(0.95) !important;
  animation: slideInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards !important;
}

@keyframes slideInUp {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* 載入狀態動畫 */
.prize-mixed-grid.loading {
  opacity: 0.7 !important;
  pointer-events: none !important;
  transition: opacity 0.2s ease !important;
}

.prize-mixed-grid.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  margin: -20px 0 0 -20px;
  border: 3px solid rgba(0, 210, 255, 0.3);
  border-top-color: #00d2ff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  z-index: 100;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* 當前篩選顯示動畫 */
.current-filter-display {
  display: none !important; /* 隱藏重複的篩選顯示 */
}

.current-filter-display .filter-icon {
  display: none;
}

.current-filter-display span {
  display: none;
}

/* 篩選更新動畫 */
.current-filter-display.updating {
  display: none !important;
}

.current-filter-display.updating .filter-icon {
  display: none;
}

/* 等級按鈕切換動畫增強 */
.tier-filter-btn {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.tier-filter-btn.switching {
  transform: scale(0.95) !important;
  opacity: 0.8 !important;
}

.tier-filter-btn.active {
  transform: translateY(-1px) scale(1.05) !important;
}

/* 響應式動畫優化 */
@media (max-width: 768px) {
  .prize-item-card.fade-in {
    animation: slideInUpMobile 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards !important;
  }

  @keyframes slideInUpMobile {
    0% {
      opacity: 0;
      transform: translateY(15px) scale(0.97);
    }
    100% {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }
}

/* 減少動畫偏好設定 */
@media (prefers-reduced-motion: reduce) {
  .prize-item-card,
  .prize-mixed-grid,
  .current-filter-display,
  .tier-filter-btn {
    transition: none !important;
    animation: none !important;
  }

  .prize-item-card.fade-out,
  .prize-item-card.fade-in {
    transition: opacity 0.1s ease !important;
    animation: none !important;
  }
}

/* === 統一玻璃效果類 (基於價格標籤的完美設計) === */
.premium-glass-effect {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.25) 0%,
    rgba(255, 255, 255, 0.1) 25%,
    rgba(255, 215, 0, 0.15) 50%,
    rgba(255, 193, 7, 0.2) 75%,
    rgba(255, 152, 0, 0.15) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  border-radius: 20px !important;
  box-shadow:
    0 8px 32px rgba(255, 215, 0, 0.15),
    0 2px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  position: relative !important;
  overflow: hidden !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2) !important;
}

.premium-glass-effect::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 100%
  );
  animation: glass-shine 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes glass-shine {
  0% {
    left: -100%;
  }
  50% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

/* 倒數時間器 - 應用統一玻璃效果 */
#countdown-timer,
.timer-display {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.25) 0%,
    rgba(255, 255, 255, 0.1) 25%,
    rgba(0, 210, 255, 0.15) 50%,
    rgba(99, 102, 241, 0.2) 75%,
    rgba(139, 92, 246, 0.15) 100%
  ) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  border-radius: 16px !important;
  padding: 8px 16px !important;
  font-weight: 700 !important;
  font-size: 1.2rem !important;
  color: #ffffff !important;
  box-shadow:
    0 8px 32px rgba(0, 210, 255, 0.15),
    0 2px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  position: relative !important;
  overflow: hidden !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2) !important;
  transition: all var(--transition) !important;
}

#countdown-timer::before,
.timer-display::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 100%
  );
  animation: timer-shine 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes timer-shine {
  0% {
    left: -100%;
  }
  50% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

/* 時間警告狀態 */
#countdown-timer.warning {
  background: linear-gradient(
    135deg,
    rgba(255, 165, 0, 0.25) 0%,
    rgba(255, 140, 0, 0.15) 50%,
    rgba(255, 100, 0, 0.2) 100%
  ) !important;
  border-color: rgba(255, 165, 0, 0.4) !important;
  box-shadow:
    0 8px 32px rgba(255, 165, 0, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
  animation: warning-pulse 1s ease-in-out infinite alternate !important;
}

#countdown-timer.critical {
  background: linear-gradient(
    135deg,
    rgba(255, 0, 0, 0.25) 0%,
    rgba(255, 50, 50, 0.15) 50%,
    rgba(255, 100, 100, 0.2) 100%
  ) !important;
  border-color: rgba(255, 0, 0, 0.4) !important;
  box-shadow:
    0 8px 32px rgba(255, 0, 0, 0.3),
    0 2px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
  animation: critical-pulse 0.5s ease-in-out infinite alternate !important;
}

@keyframes warning-pulse {
  0% {
    transform: scale(1);
    box-shadow:
      0 8px 32px rgba(255, 165, 0, 0.2),
      0 2px 8px rgba(0, 0, 0, 0.1),
      inset 0 1px 0 rgba(255, 255, 255, 0.4),
      inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  }
  100% {
    transform: scale(1.02);
    box-shadow:
      0 12px 40px rgba(255, 165, 0, 0.3),
      0 4px 12px rgba(0, 0, 0, 0.15),
      inset 0 1px 0 rgba(255, 255, 255, 0.5),
      inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  }
}

@keyframes critical-pulse {
  0% {
    transform: scale(1);
    box-shadow:
      0 8px 32px rgba(255, 0, 0, 0.3),
      0 2px 8px rgba(0, 0, 0, 0.1),
      inset 0 1px 0 rgba(255, 255, 255, 0.4),
      inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  }
  100% {
    transform: scale(1.05);
    box-shadow:
      0 16px 48px rgba(255, 0, 0, 0.5),
      0 6px 16px rgba(0, 0, 0, 0.2),
      inset 0 1px 0 rgba(255, 255, 255, 0.5),
      inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  }
}

/* 等級標籤 - 統一玻璃效果 */
.prize-tier-badge {
  position: absolute !important;
  top: 8px !important;
  left: 8px !important;
  width: 28px !important;
  height: 28px !important;
  border-radius: 8px !important;
  font-size: 0.8rem !important;
  font-weight: 900 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-transform: uppercase !important;
  z-index: 3 !important;
  border: 1px solid rgba(255, 255, 255, 0.3) !important;
  transition: all var(--transition) !important;
  backdrop-filter: blur(15px) saturate(180%) !important;
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1) !important;
  position: relative !important;
  overflow: hidden !important;
}

.prize-tier-badge::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 100%
  );
  animation: tier-shine 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes tier-shine {
  0% {
    left: -100%;
  }
  33% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

/* S級標籤 - 金色玻璃 */
.prize-item-card.tier-s .prize-tier-badge {
  background: linear-gradient(
    135deg,
    rgba(255, 215, 0, 0.8) 0%,
    rgba(255, 193, 7, 0.6) 25%,
    rgba(255, 235, 59, 0.7) 50%,
    rgba(255, 193, 7, 0.6) 75%,
    rgba(255, 215, 0, 0.8) 100%
  ) !important;
  color: #1a1a1a !important;
  text-shadow: 0 1px 2px rgba(255, 215, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(255, 215, 0, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2) !important;
}

/* A級標籤 - 紅色玻璃 */
.prize-item-card.tier-a .prize-tier-badge {
  background: linear-gradient(
    135deg,
    rgba(255, 71, 87, 0.8) 0%,
    rgba(244, 67, 54, 0.6) 25%,
    rgba(255, 87, 34, 0.7) 50%,
    rgba(244, 67, 54, 0.6) 75%,
    rgba(255, 71, 87, 0.8) 100%
  ) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(255, 71, 87, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2) !important;
}

/* B級標籤 - 紫色玻璃 */
.prize-item-card.tier-b .prize-tier-badge {
  background: linear-gradient(
    135deg,
    rgba(156, 136, 255, 0.8) 0%,
    rgba(124, 58, 237, 0.6) 25%,
    rgba(139, 92, 246, 0.7) 50%,
    rgba(124, 58, 237, 0.6) 75%,
    rgba(156, 136, 255, 0.8) 100%
  ) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(156, 136, 255, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2) !important;
}

/* C級標籤 - 藍色玻璃 */
.prize-item-card.tier-c .prize-tier-badge {
  background: linear-gradient(
    135deg,
    rgba(0, 210, 255, 0.8) 0%,
    rgba(14, 165, 233, 0.6) 25%,
    rgba(56, 189, 248, 0.7) 50%,
    rgba(14, 165, 233, 0.6) 75%,
    rgba(0, 210, 255, 0.8) 100%
  ) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(0, 210, 255, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2) !important;
}

/* D級標籤 - 綠色玻璃 */
.prize-item-card.tier-d .prize-tier-badge {
  background: linear-gradient(
    135deg,
    rgba(46, 213, 115, 0.8) 0%,
    rgba(5, 150, 105, 0.6) 25%,
    rgba(34, 197, 94, 0.7) 50%,
    rgba(5, 150, 105, 0.6) 75%,
    rgba(46, 213, 115, 0.8) 100%
  ) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(46, 213, 115, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2) !important;
}

/* E級標籤 - 橙色玻璃 */
.prize-item-card.tier-e .prize-tier-badge {
  background: linear-gradient(
    135deg,
    rgba(255, 165, 2, 0.8) 0%,
    rgba(217, 119, 6, 0.6) 25%,
    rgba(251, 146, 60, 0.7) 50%,
    rgba(217, 119, 6, 0.6) 75%,
    rgba(255, 165, 2, 0.8) 100%
  ) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(255, 165, 2, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2) !important;
}

/* F級標籤 - 粉色玻璃 */
.prize-item-card.tier-f .prize-tier-badge {
  background: linear-gradient(
    135deg,
    rgba(190, 24, 93, 0.8) 0%,
    rgba(219, 39, 119, 0.6) 25%,
    rgba(236, 72, 153, 0.7) 50%,
    rgba(219, 39, 119, 0.6) 75%,
    rgba(190, 24, 93, 0.8) 100%
  ) !important;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
  box-shadow:
    0 0 20px rgba(190, 24, 93, 0.6),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2) !important;
}

/* === 物品點擊放大效果 === */

/* 圖片放大模態框 */
.prize-image-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.prize-image-modal.active {
  opacity: 1;
  visibility: visible;
}

.prize-image-modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.12) 0%,
    rgba(255, 255, 255, 0.06) 50%,
    rgba(0, 0, 0, 0.02) 100%
  );
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 20px;
  backdrop-filter: blur(25px) saturate(180%);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.3),
    0 8px 24px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  transform: scale(0.7) rotateY(15deg);
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  overflow: hidden;
}

.prize-image-modal.active .prize-image-modal-content {
  transform: scale(1) rotateY(0deg);
}

.prize-image-modal-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.8) 30%,
    rgba(99, 102, 241, 0.8) 70%,
    transparent 100%
  );
  opacity: 0.8;
}

.prize-image-modal-content::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 100%
  );
  animation: modal-shine 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes modal-shine {
  0% {
    left: -100%;
  }
  50% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

.prize-image-container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.prize-image-enlarged {
  max-width: 400px;
  max-height: 400px;
  width: auto;
  height: auto;
  border-radius: 12px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  object-fit: contain;
}

.prize-info-section {
  text-align: center;
  color: var(--text-primary);
}

.prize-name-enlarged {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--text-primary), var(--glass-accent));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.prize-tier-enlarged {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 8px;
  backdrop-filter: blur(15px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.prize-value-enlarged {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--neon-gold);
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.modal-close-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  width: 35px;
  height: 35px;
  border: none;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.2) 0%,
    rgba(255, 255, 255, 0.1) 100%
  );
  color: var(--text-primary);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all var(--transition);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  z-index: 10;
}

.modal-close-btn:hover {
  background: linear-gradient(
    135deg,
    rgba(255, 0, 0, 0.3) 0%,
    rgba(255, 100, 100, 0.2) 100%
  );
  border-color: rgba(255, 0, 0, 0.4);
  transform: scale(1.1);
  box-shadow:
    0 6px 16px rgba(255, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

/* 點擊區域指示 */
.prize-item-image {
  cursor: pointer !important;
  transition: all var(--transition) !important;
  position: relative !important;
  overflow: hidden !important;
}

.prize-item-image::after {
  content: "🔍";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.5rem;
  opacity: 0;
  transition: all var(--transition);
  background: rgba(0, 0, 0, 0.7);
  color: white;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.prize-item-image:hover::after {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.1);
}

.prize-item-image:hover {
  transform: scale(1.05) !important;
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(255, 255, 255, 0.2) !important;
  border-color: rgba(255, 255, 255, 0.4) !important;
}

/* 線性動畫增強 */
.tier-item-image {
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55) !important;
}

.prize-item-card {
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55) !important;
}

.prize-item-card:hover {
  transform: translateY(-8px) scale(1.05) rotateY(2deg) !important;
  animation: card-float 2s ease-in-out infinite !important;
}

@keyframes card-float {
  0%,
  100% {
    transform: translateY(-8px) scale(1.05) rotateY(2deg);
  }
  50% {
    transform: translateY(-12px) scale(1.05) rotateY(-1deg);
  }
}

/* 響應式調整 */
@media (max-width: 768px) {
  .prize-image-modal-content {
    padding: 15px;
    margin: 20px;
  }

  .prize-image-enlarged {
    max-width: 300px;
    max-height: 300px;
  }

  .prize-name-enlarged {
    font-size: 1.3rem;
  }

  .modal-close-btn {
    width: 30px;
    height: 30px;
    font-size: 1rem;
  }
}

/* 獎品信息區域 */
.prize-item-info {
  padding: 8px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.prize-item-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.prize-item-price {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--neon-gold);
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
  margin-bottom: 2px;
}

.prize-item-count {
  font-size: 0.7rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 8px;
  display: inline-block;
  margin-top: 2px;
}

/* 懸停覆蓋層 */
.prize-item-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all var(--transition);
  border-radius: 16px;
  z-index: 10;
  backdrop-filter: blur(5px);
  border: 2px solid transparent;
}

.prize-item-card:hover .prize-item-overlay {
  opacity: 1;
  border-color: rgba(255, 255, 255, 0.3);
}

.prize-item-overlay i {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 4px;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.prize-item-overlay span {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* 點擊指示增強 */
.prize-item-image {
  cursor: pointer !important;
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55) !important;
  position: relative !important;
  overflow: hidden !important;
  border-radius: 8px !important;
  border: 2px solid rgba(255, 255, 255, 0.15) !important;
}

.prize-item-image:hover {
  transform: scale(1.1) !important;
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(255, 255, 255, 0.2) !important;
  border-color: rgba(255, 255, 255, 0.4) !important;
}

/* 卡片點擊效果 */
.prize-item-card {
  cursor: pointer;
  transform-style: preserve-3d;
  backface-visibility: hidden;
}

.prize-item-card:active {
  transform: translateY(-6px) scale(1.02) !important;
  transition: all 0.1s ease !important;
}

/* 等級標籤懸停效果 */
.prize-tier-badge:hover {
  transform: scale(1.1) rotate(5deg) !important;
  box-shadow:
    0 6px 20px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.5),
    inset 0 -1px 0 rgba(0, 0, 0, 0.2) !important;
}

/* 當前篩選顯示增強 */
.current-filter-display {
  display: none !important; /* 隱藏重複的篩選顯示 */
}

/* 移除所有相關的篩選顯示樣式 */
.current-filter-display::before {
  display: none;
}

.current-filter-display .filter-icon {
  display: none;
}

.current-filter-display span {
  display: none;
}

/* 篩選更新動畫 */
.current-filter-display.updating {
  display: none !important;
}

.current-filter-display.updating .filter-icon {
  display: none;
}

/* 無獎品消息樣式 */
.no-prizes-message {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.no-prizes-message i {
  font-size: 3rem;
  color: var(--glass-accent);
  margin-bottom: 16px;
  text-shadow: 0 0 20px var(--glass-accent);
  animation: icon-pulse 2s ease-in-out infinite alternate;
}

.no-prizes-message h3 {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 600;
}

.no-prizes-message p {
  font-size: 0.9rem;
  color: var(--text-muted);
  opacity: 0.8;
}

/* 載入狀態動畫 */
.prize-mixed-grid.loading {
  opacity: 0.7;
  pointer-events: none;
  position: relative;
}

.prize-mixed-grid.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 3px solid rgba(0, 210, 255, 0.3);
  border-top: 3px solid var(--glass-accent);
  border-radius: 50%;
  animation: loading-spin 1s linear infinite;
  z-index: 100;
}

@keyframes loading-spin {
  0% {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  100% {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* === 精緻載入動畫 === */

/* 主載入容器 */
.elegant-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  min-height: 200px;
  position: relative;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.02) 0%,
    rgba(255, 255, 255, 0.05) 50%,
    rgba(0, 0, 0, 0.02) 100%
  );
  border-radius: 20px;
  backdrop-filter: blur(15px);
  overflow: hidden;
}

.elegant-loading::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.08) 50%,
    transparent 100%
  );
  animation: loading-sweep 3s ease-in-out infinite;
}

@keyframes loading-sweep {
  0% {
    left: -100%;
  }
  50% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

/* 多層次載入器 */
.elegant-loader {
  position: relative;
  width: 80px;
  height: 80px;
  margin-bottom: 30px;
}

/* 外環 */
.loader-ring-outer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 3px solid transparent;
  border-top: 3px solid rgba(0, 210, 255, 0.8);
  border-right: 3px solid rgba(99, 102, 241, 0.6);
  border-radius: 50%;
  animation: loader-spin 2s linear infinite;
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.3);
}

/* 中環 */
.loader-ring-middle {
  position: absolute;
  top: 10px;
  left: 10px;
  width: calc(100% - 20px);
  height: calc(100% - 20px);
  border: 2px solid transparent;
  border-left: 2px solid rgba(139, 92, 246, 0.8);
  border-bottom: 2px solid rgba(0, 210, 255, 0.6);
  border-radius: 50%;
  animation: loader-spin-reverse 1.5s linear infinite;
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
}

/* 內核 */
.loader-core {
  position: absolute;
  top: 25px;
  left: 25px;
  width: 30px;
  height: 30px;
  background: linear-gradient(
    135deg,
    rgba(0, 210, 255, 0.8) 0%,
    rgba(99, 102, 241, 0.6) 50%,
    rgba(139, 92, 246, 0.8) 100%
  );
  border-radius: 50%;
  animation: loader-pulse 1s ease-in-out infinite alternate;
  box-shadow:
    0 0 20px rgba(0, 210, 255, 0.5),
    inset 0 0 10px rgba(255, 255, 255, 0.2);
}

/* 載入器動畫 */
@keyframes loader-spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes loader-spin-reverse {
  0% {
    transform: rotate(360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}

@keyframes loader-pulse {
  0% {
    transform: scale(0.8);
    box-shadow:
      0 0 20px rgba(0, 210, 255, 0.5),
      inset 0 0 10px rgba(255, 255, 255, 0.2);
  }
  100% {
    transform: scale(1.2);
    box-shadow:
      0 0 30px rgba(0, 210, 255, 0.8),
      inset 0 0 15px rgba(255, 255, 255, 0.4);
  }
}

/* 載入文字 */
.elegant-loading-text {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  text-align: center;
  background: linear-gradient(135deg, var(--text-primary), var(--glass-accent));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: text-glow 2s ease-in-out infinite alternate;
}

.elegant-loading-subtext {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
  opacity: 0.8;
  animation: text-fade 2s ease-in-out infinite;
}

@keyframes text-glow {
  0% {
    text-shadow: 0 0 10px rgba(0, 210, 255, 0.3);
  }
  100% {
    text-shadow: 0 0 20px rgba(0, 210, 255, 0.6);
  }
}

@keyframes text-fade {
  0%,
  100% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
}

/* 裝飾性粒子效果 */
.loading-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(0, 210, 255, 0.6);
  border-radius: 50%;
  animation: particle-float 4s linear infinite;
  box-shadow: 0 0 8px rgba(0, 210, 255, 0.4);
}

.particle:nth-child(1) {
  left: 10%;
  animation-delay: 0s;
  animation-duration: 4s;
}
.particle:nth-child(2) {
  left: 20%;
  animation-delay: 0.5s;
  animation-duration: 3.5s;
}
.particle:nth-child(3) {
  left: 30%;
  animation-delay: 1s;
  animation-duration: 4.5s;
}
.particle:nth-child(4) {
  left: 40%;
  animation-delay: 1.5s;
  animation-duration: 3s;
}
.particle:nth-child(5) {
  left: 50%;
  animation-delay: 2s;
  animation-duration: 4s;
}
.particle:nth-child(6) {
  left: 60%;
  animation-delay: 0.8s;
  animation-duration: 3.8s;
}
.particle:nth-child(7) {
  left: 70%;
  animation-delay: 1.3s;
  animation-duration: 4.2s;
}
.particle:nth-child(8) {
  left: 80%;
  animation-delay: 1.8s;
  animation-duration: 3.3s;
}

@keyframes particle-float {
  0% {
    transform: translateY(100px) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 1;
    transform: translateY(80px) scale(1);
  }
  90% {
    opacity: 1;
    transform: translateY(-80px) scale(1);
  }
  100% {
    transform: translateY(-100px) scale(0);
    opacity: 0;
  }
}

/* 載入狀態的獎品網格 */
.prize-mixed-grid.loading {
  opacity: 1;
  pointer-events: none;
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.prize-mixed-grid.loading::after {
  display: none; /* 移除舊的載入動畫 */
}

/* 載入狀態下的獎品卡片淡出效果 */
.prize-mixed-grid.loading .prize-item-card {
  opacity: 0.3;
  filter: blur(2px);
  transition: all 0.5s ease;
}

/* 更新舊的載入動畫樣式 */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  min-height: 200px;
}

.loading-spinner .elegant-loading {
  margin: 0;
  padding: 40px;
  width: 100%;
  box-sizing: border-box;
}

/* 響應式調整 */
@media (max-width: 768px) {
  .elegant-loader {
    width: 60px;
    height: 60px;
  }

  .loader-core {
    top: 20px;
    left: 20px;
    width: 20px;
    height: 20px;
  }

  .elegant-loading-text {
    font-size: 1rem;
  }

  .elegant-loading-subtext {
    font-size: 0.8rem;
  }
}

/* === 新的優質載入動畫系統 === */

/* 主載入容器 */
.premium-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  min-height: 300px;
  position: relative;
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.95) 0%,
    rgba(30, 41, 59, 0.85) 50%,
    rgba(51, 65, 85, 0.95) 100%
  );
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  overflow: hidden;
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* 背景效果 */
.premium-loading::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 210, 255, 0.06) 25%,
    rgba(99, 102, 241, 0.06) 50%,
    rgba(139, 92, 246, 0.06) 75%,
    transparent 100%
  );
  animation: premium-sweep 4s ease-in-out infinite;
}

@keyframes premium-sweep {
  0% {
    left: -100%;
  }
  50% {
    left: 100%;
  }
  100% {
    left: 100%;
  }
}

/* 載入器容器 */
.premium-loader {
  position: relative;
  width: 100px;
  height: 100px;
  margin-bottom: 30px;
}

/* 外環 - 最大的旋轉環 */
.loader-outer-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 3px solid transparent;
  border-top: 3px solid rgba(0, 210, 255, 0.8);
  border-right: 3px solid rgba(0, 210, 255, 0.4);
  border-radius: 50%;
  animation: premium-spin 3s linear infinite;
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.3);
}

/* 中環 - 反向旋轉 */
.loader-middle-ring {
  position: absolute;
  top: 15px;
  left: 15px;
  width: 70px;
  height: 70px;
  border: 2px solid transparent;
  border-left: 2px solid rgba(139, 92, 246, 0.8);
  border-bottom: 2px solid rgba(139, 92, 246, 0.4);
  border-radius: 50%;
  animation: premium-spin-reverse 2s linear infinite;
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
}

/* 內圓 - 脈衝效果 */
.loader-inner-circle {
  position: absolute;
  top: 25px;
  left: 25px;
  width: 50px;
  height: 50px;
  background: linear-gradient(
    135deg,
    rgba(0, 210, 255, 0.3) 0%,
    rgba(99, 102, 241, 0.3) 50%,
    rgba(139, 92, 246, 0.3) 100%
  );
  border-radius: 50%;
  animation: premium-pulse 2s ease-in-out infinite;
  box-shadow:
    0 0 30px rgba(0, 210, 255, 0.4),
    inset 0 0 20px rgba(255, 255, 255, 0.1);
}

/* 中心圖示 - 固定不旋轉 */
.loader-center-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  font-size: 1.5rem;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 0 10px rgba(0, 210, 255, 0.6);
  animation: premium-icon-glow 2s ease-in-out infinite alternate;
}

/* 載入動畫關鍵幀 */
@keyframes premium-spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes premium-spin-reverse {
  0% {
    transform: rotate(360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}

@keyframes premium-pulse {
  0% {
    transform: scale(0.8);
    box-shadow:
      0 0 30px rgba(0, 210, 255, 0.4),
      inset 0 0 20px rgba(255, 255, 255, 0.1);
  }
  100% {
    transform: scale(1.1);
    box-shadow:
      0 0 40px rgba(0, 210, 255, 0.6),
      inset 0 0 30px rgba(255, 255, 255, 0.2);
  }
}

@keyframes premium-icon-glow {
  0% {
    text-shadow: 0 0 10px rgba(0, 210, 255, 0.6);
    color: rgba(255, 255, 255, 0.8);
  }
  100% {
    text-shadow: 0 0 20px rgba(0, 210, 255, 0.9);
    color: rgba(255, 255, 255, 1);
  }
}

/* 內容區域 - 文字不旋轉 */
.premium-loading-content {
  text-align: center;
  margin-bottom: 20px;
  z-index: 5;
}

.premium-loading-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 10px 0;
  background: linear-gradient(
    135deg,
    var(--text-primary) 0%,
    rgba(0, 210, 255, 0.9) 50%,
    var(--text-primary) 100%
  );
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: premium-text-shimmer 3s ease-in-out infinite;
}

.premium-loading-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0 0 20px 0;
  opacity: 0.8;
  animation: premium-text-fade 2s ease-in-out infinite;
}

@keyframes premium-text-shimmer {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes premium-text-fade {
  0%,
  100% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
}

/* 進度條 */
.premium-loading-progress {
  width: 200px;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(0, 210, 255, 0.8) 0%,
    rgba(99, 102, 241, 0.8) 50%,
    rgba(139, 92, 246, 0.8) 100%
  );
  border-radius: 2px;
  animation: premium-progress 2s ease-in-out infinite;
  box-shadow: 0 0 10px rgba(0, 210, 255, 0.5);
}

@keyframes premium-progress {
  0% {
    width: 0%;
    transform: translateX(0);
  }
  50% {
    width: 70%;
    transform: translateX(0);
  }
  100% {
    width: 100%;
    transform: translateX(0);
  }
}

/* 浮動粒子效果 */
.floating-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

.particle-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  background: rgba(0, 210, 255, 0.6);
  border-radius: 50%;
  animation: premium-particle-float 6s linear infinite;
  box-shadow: 0 0 10px rgba(0, 210, 255, 0.4);
}

.particle-dot:nth-child(1) {
  left: 15%;
  animation-delay: 0s;
  animation-duration: 6s;
  background: rgba(0, 210, 255, 0.6);
}
.particle-dot:nth-child(2) {
  left: 25%;
  animation-delay: 1s;
  animation-duration: 5s;
  background: rgba(99, 102, 241, 0.6);
}
.particle-dot:nth-child(3) {
  left: 45%;
  animation-delay: 2s;
  animation-duration: 7s;
  background: rgba(139, 92, 246, 0.6);
}
.particle-dot:nth-child(4) {
  left: 65%;
  animation-delay: 1.5s;
  animation-duration: 5.5s;
  background: rgba(0, 210, 255, 0.4);
}
.particle-dot:nth-child(5) {
  left: 75%;
  animation-delay: 3s;
  animation-duration: 6.5s;
  background: rgba(99, 102, 241, 0.4);
}
.particle-dot:nth-child(6) {
  left: 85%;
  animation-delay: 0.5s;
  animation-duration: 5.8s;
  background: rgba(139, 92, 246, 0.4);
}

@keyframes premium-particle-float {
  0% {
    transform: translateY(120px) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 1;
    transform: translateY(100px) scale(1);
  }
  90% {
    opacity: 1;
    transform: translateY(-100px) scale(1);
  }
  100% {
    transform: translateY(-120px) scale(0);
    opacity: 0;
  }
}

/* 響應式調整 */
@media (max-width: 768px) {
  .premium-loading {
    padding: 40px 15px;
    min-height: 250px;
  }

  .premium-loader {
    width: 80px;
    height: 80px;
    margin-bottom: 25px;
  }

  .loader-outer-ring {
    border-width: 2px;
  }

  .loader-middle-ring {
    top: 12px;
    left: 12px;
    width: 56px;
    height: 56px;
    border-width: 2px;
  }

  .loader-inner-circle {
    top: 20px;
    left: 20px;
    width: 40px;
    height: 40px;
  }

  .loader-center-icon {
    font-size: 1.2rem;
  }

  .premium-loading-title {
    font-size: 1.1rem;
  }

  .premium-loading-subtitle {
    font-size: 0.85rem;
  }

  .premium-loading-progress {
    width: 150px;
    height: 3px;
  }
}

/* 兼容性 - 隱藏舊的載入動畫 */
.elegant-loading,
.elegant-loader,
.elegant-loading-text,
.elegant-loading-subtext,
.loading-particles {
  display: none !important;
}

/* === 新版獎池顯示系統 === */

/* 獎池控制區域 */
.prize-pool-controls {
  margin-bottom: 20px;
  padding: 15px;
  background: linear-gradient(
    135deg,
    rgba(30, 41, 59, 0.8) 0%,
    rgba(51, 65, 85, 0.7) 100%
  );
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 等級篩選按鈕區域 */
.tier-filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.tier-filter-btn {
  background: linear-gradient(
    135deg,
    rgba(71, 85, 105, 0.6) 0%,
    rgba(51, 65, 85, 0.8) 100%
  );
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  color: var(--text-secondary);
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.tier-filter-btn:hover {
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.3) 0%,
    rgba(139, 92, 246, 0.3) 100%
  );
  border-color: rgba(99, 102, 241, 0.5);
  color: var(--text-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.tier-filter-btn.active {
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.8) 0%,
    rgba(139, 92, 246, 0.8) 100%
  );
  border-color: rgba(99, 102, 241, 0.8);
  color: white;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.tier-filter-btn .tier-count {
  opacity: 0.8;
  font-size: 0.75rem;
}

/* 等級標籤 */
.tier-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: bold;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.tier-badge.tier-s {
  background: linear-gradient(135deg, #ffd700, #ffb000);
  color: white;
  box-shadow: 0 0 10px rgba(255, 215, 0, 0.6);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

.tier-badge.tier-a {
  background: linear-gradient(135deg, #ff6b6b, #ee5a52);
  color: white;
  box-shadow: 0 0 10px rgba(255, 107, 107, 0.4);
}

.tier-badge.tier-b {
  background: linear-gradient(135deg, #45b7d1, #3498db);
  color: white;
  box-shadow: 0 0 10px rgba(69, 183, 209, 0.4);
}

.tier-badge.tier-c {
  background: linear-gradient(135deg, #96ceb4, #85c1a9);
  color: white;
  box-shadow: 0 0 10px rgba(150, 206, 180, 0.4);
}

.tier-badge.tier-d {
  background: linear-gradient(135deg, #feca57, #ff9ff3);
  color: white;
  box-shadow: 0 0 10px rgba(254, 202, 87, 0.4);
}

.tier-badge.tier-e {
  background: linear-gradient(135deg, #ff9ff3, #f368e0);
  color: white;
  box-shadow: 0 0 10px rgba(255, 159, 243, 0.4);
}

.tier-badge.tier-f {
  background: linear-gradient(135deg, #ff3838, #ff9ff3);
  color: white;
  box-shadow: 0 0 10px rgba(255, 56, 56, 0.4);
}

/* 獎池容器 */
.prize-tiers-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* 等級區域 */
.tier-section {
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.9) 0%,
    rgba(30, 41, 59, 0.8) 100%
  );
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.tier-section:hover {
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

/* 等級標題 */
.tier-header {
  margin-bottom: 15px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tier-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.tier-stats {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.tier-unique-count,
.tier-total-count,
.tier-total-value {
  padding: 4px 8px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.tier-total-value {
  color: var(--neon-cyan);
  font-weight: 600;
}

/* 物品網格 */
.tier-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 15px;
}

/* 獎品卡片 */
.prize-item-card {
  background: linear-gradient(
    135deg,
    rgba(71, 85, 105, 0.4) 0%,
    rgba(51, 65, 85, 0.6) 100%
  );
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 12px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.prize-item-card:hover {
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.2);
  transform: translateY(-2px);
}

.prize-item-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.05) 0%,
    transparent 50%,
    rgba(139, 92, 246, 0.05) 100%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.prize-item-card:hover::before {
  opacity: 1;
}

/* 等級標籤（左上角） */
.prize-tier-label {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: bold;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
  z-index: 2;
}

.prize-item-card.tier-s .prize-tier-label {
  background: linear-gradient(135deg, #ffd700, #ffb000);
  color: white;
  box-shadow: 0 0 8px rgba(255, 215, 0, 0.8);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

.prize-item-card.tier-a .prize-tier-label {
  background: linear-gradient(135deg, #ff6b6b, #ee5a52);
  color: white;
  box-shadow: 0 0 8px rgba(255, 107, 107, 0.6);
}

.prize-item-card.tier-b .prize-tier-label {
  background: linear-gradient(135deg, #45b7d1, #3498db);
  color: white;
  box-shadow: 0 0 8px rgba(69, 183, 209, 0.6);
}

.prize-item-card.tier-c .prize-tier-label {
  background: linear-gradient(135deg, #96ceb4, #85c1a9);
  color: white;
  box-shadow: 0 0 8px rgba(150, 206, 180, 0.6);
}

.prize-item-card.tier-d .prize-tier-label {
  background: linear-gradient(135deg, #feca57, #ff9ff3);
  color: white;
  box-shadow: 0 0 8px rgba(254, 202, 87, 0.6);
}

.prize-item-card.tier-e .prize-tier-label {
  background: linear-gradient(135deg, #ff9ff3, #f368e0);
  color: white;
  box-shadow: 0 0 8px rgba(255, 159, 243, 0.6);
}

.prize-item-card.tier-f .prize-tier-label {
  background: linear-gradient(135deg, #ff3838, #ff9ff3);
  color: white;
  box-shadow: 0 0 8px rgba(255, 56, 56, 0.6);
}

/* 物品圖片容器 */
.prize-image-container {
  text-align: center;
  margin-bottom: 10px;
  position: relative;
}

.prize-image {
  width: 100%;
  max-width: 120px;
  height: 80px;
  object-fit: contain;
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.prize-item-card:hover .prize-image {
  transform: scale(1.05);
}

/* 物品信息 */
.prize-info {
  text-align: center;
}

.prize-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  line-height: 1.2;
}

.prize-skin {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  line-height: 1.2;
}

.prize-details {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.prize-value {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--neon-cyan);
  text-shadow: 0 0 5px rgba(0, 210, 255, 0.3);
}

.prize-count {
  font-size: 0.75rem;
  color: var(--neon-gold);
  background: rgba(255, 215, 0, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid rgba(255, 215, 0, 0.3);
}

/* 響應式設計 */
@media (max-width: 768px) {
  .tier-filter-buttons {
    justify-content: center;
  }

  .tier-filter-btn {
    padding: 6px 10px;
    font-size: 0.8rem;
  }

  .tier-items-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
  }

  .prize-item-card {
    padding: 10px;
  }

  .tier-stats {
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .tier-items-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  }

  .tier-info {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/* === 抽獎中狀態樣式 === */
.drawing-status {
  animation: drawingPulse 2s infinite;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.8);
}

@keyframes drawingPulse {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.05);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* 退出排隊按鈕增強樣式 */
#leave-queue-btn {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: white;
  font-weight: 500;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.2);
}

#leave-queue-btn:hover {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
  transform: translateY(-1px);
}

#leave-queue-btn i {
  margin-right: 8px;
}

/* === 🎮 遊戲房間風格設計 === */

.game-room {
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.95) 0%,
    rgba(30, 41, 59, 0.9) 100%
  );
  border-radius: 20px;
  padding: 24px;
  border: 1px solid rgba(99, 102, 241, 0.2);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.game-room::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(
      circle at 20% 20%,
      rgba(99, 102, 241, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(139, 92, 246, 0.08) 0%,
      transparent 50%
    );
  pointer-events: none;
  z-index: 1;
}

.game-room > * {
  position: relative;
  z-index: 2;
}

/* 遊戲狀態面板 */
.game-status-panel {
  background: linear-gradient(
    135deg,
    rgba(20, 30, 48, 0.8) 0%,
    rgba(30, 41, 59, 0.6) 100%
  );
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 24px;
  border: 1px solid rgba(99, 102, 241, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.current-player-slot {
  display: flex;
  align-items: center;
  gap: 16px;
}

.player-avatar-container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.player-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--neon-cyan);
  border: 3px solid rgba(99, 102, 241, 0.4);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(99, 102, 241, 0.3);
  position: relative;
  overflow: hidden;
}

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

.player-avatar::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transform: rotate(45deg);
  animation: avatarShine 3s infinite;
}

@keyframes avatarShine {
  0% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
  }
  50% {
    transform: translateX(100%) translateY(100%) rotate(45deg);
  }
  100% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
  }
}

.player-status-indicator {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #1e293b;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #334155;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  animation: statusPulse 2s infinite;
}

.status-dot.waiting {
  background: #64748b;
  box-shadow: 0 0 8px #64748b;
}

.status-dot.playing {
  background: #10b981;
  box-shadow: 0 0 12px #10b981;
}

.status-dot.drawing {
  background: #f59e0b;
  box-shadow: 0 0 12px #f59e0b;
}

@keyframes statusPulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(0.8);
  }
}

.player-info {
  flex: 1;
}

.player-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.game-timer {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  color: var(--neon-cyan);
  font-weight: 500;
}

.game-timer i {
  animation: clockTick 1s infinite;
}

@keyframes clockTick {
  0%,
  100% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(10deg);
  }
}

.action-prompt {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.2) 0%,
    rgba(6, 182, 212, 0.1) 100%
  );
  border-radius: 12px;
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--text-primary);
  font-weight: 500;
  animation: actionPulse 2s infinite;
}

@keyframes actionPulse {
  0%,
  100% {
    box-shadow: 0 0 0 rgba(16, 185, 129, 0.3);
  }
  50% {
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.5);
  }
}

/* 房間座位區域 */
.room-seats {
  background: linear-gradient(
    135deg,
    rgba(20, 30, 48, 0.6) 0%,
    rgba(30, 41, 59, 0.4) 100%
  );
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 24px;
  border: 1px solid rgba(139, 92, 246, 0.2);
}

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

.seats-header i {
  color: var(--neon-purple);
  margin-right: 8px;
}

.room-counter {
  background: linear-gradient(
    135deg,
    rgba(139, 92, 246, 0.2) 0%,
    rgba(99, 102, 241, 0.1) 100%
  );
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  font-weight: 600;
  color: var(--neon-purple);
}

.seats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  max-height: 200px;
  overflow-y: auto;
}

.seat-slot {
  background: linear-gradient(
    135deg,
    rgba(30, 41, 59, 0.8) 0%,
    rgba(51, 65, 85, 0.6) 100%
  );
  border-radius: 12px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.seat-slot.occupied {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 245, 255, 0.3);
  background: linear-gradient(
    135deg,
    rgba(6, 182, 212, 0.2) 0%,
    rgba(99, 102, 241, 0.1) 100%
  );
}

.seat-slot.current-turn {
  border-color: var(--neon-gold);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
  background: linear-gradient(
    135deg,
    rgba(245, 158, 11, 0.2) 0%,
    rgba(217, 119, 6, 0.1) 100%
  );
  animation: currentTurnPulse 2s infinite;
}

@keyframes currentTurnPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.seat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #374151 0%, #4b5563 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 8px;
  font-size: 16px;
  color: var(--text-secondary);
  overflow: hidden;
  position: relative;
}

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

.seat-slot.occupied .seat-avatar {
  color: var(--neon-cyan);
  background: linear-gradient(
    135deg,
    rgba(6, 182, 212, 0.3) 0%,
    rgba(99, 102, 241, 0.2) 100%
  );
}

.seat-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.seat-slot.occupied .seat-name {
  color: var(--text-primary);
}

.seat-position {
  font-size: 10px;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.3);
  padding: 2px 6px;
  border-radius: 6px;
}

/* 遊戲控制區 */
.game-controls {
  background: linear-gradient(
    135deg,
    rgba(20, 30, 48, 0.8) 0%,
    rgba(30, 41, 59, 0.6) 100%
  );
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 24px;
  border: 1px solid rgba(6, 182, 212, 0.2);
}

.user-status {
  text-align: center;
  margin-bottom: 20px;
  padding: 16px;
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.6) 0%,
    rgba(30, 41, 59, 0.4) 100%
  );
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.status-text {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.status-detail {
  font-size: 14px;
  color: var(--text-secondary);
}

.action-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* 遊戲按鈕設計 */
.game-button {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  min-width: 160px;
  text-align: left;
}

.game-button.primary {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  border: 1px solid rgba(16, 185, 129, 0.3);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.game-button.primary:hover {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  box-shadow: 0 6px 25px rgba(16, 185, 129, 0.5);
  transform: translateY(-2px);
}

.game-button.danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
  border: 1px solid rgba(239, 68, 68, 0.3);
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.game-button.danger:hover {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  box-shadow: 0 6px 25px rgba(239, 68, 68, 0.5);
  transform: translateY(-2px);
}

.game-button.secondary {
  background: linear-gradient(
    135deg,
    rgba(51, 65, 85, 0.8) 0%,
    rgba(71, 85, 105, 0.6) 100%
  );
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.game-button.secondary:hover {
  background: linear-gradient(
    135deg,
    rgba(71, 85, 105, 0.8) 0%,
    rgba(100, 116, 139, 0.6) 100%
  );
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}

.button-icon {
  font-size: 20px;
  opacity: 0.9;
}

.button-content {
  flex: 1;
}

.button-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 2px;
}

.button-subtitle {
  font-size: 12px;
  opacity: 0.8;
}

.button-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--neon-gold);
}

.button-glow {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.game-button:hover .button-glow {
  left: 100%;
}

/* 房間活動記錄 */
.room-activity {
  background: linear-gradient(
    135deg,
    rgba(20, 30, 48, 0.6) 0%,
    rgba(30, 41, 59, 0.4) 100%
  );
  border-radius: 16px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.activity-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.activity-feed {
  max-height: 120px;
  overflow-y: auto;
}

.activity-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  font-size: 13px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.activity-item:last-child {
  border-bottom: none;
}

.activity-item i {
  color: var(--neon-cyan);
  font-size: 12px;
}

/* 響應式設計 */
@media (max-width: 768px) {
  .current-player-slot {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  .action-buttons {
    flex-direction: column;
  }

  .game-button {
    min-width: 100%;
    justify-content: center;
    text-align: center;
  }

  .seats-grid {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }
}