/* 各训练模块的特定样式 - Apple Design 风格 */

/* 记牌训练 */
.memory-config-panel {
  max-width: 600px;
  margin: 0 auto;
  padding-bottom: var(--spacing-xl);
}

.memory-config-panel .btn-primary {
  margin-top: var(--spacing-xl) !important;
  margin-bottom: var(--spacing-md) !important;
}

.memory-config-panel .subtitle {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.memory-phase {
  max-width: 1200px;
  margin: 0 auto;
}

.memory-tiles-grid {
  background-color: var(--background-primary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  margin-top: var(--spacing-md);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
}

.tile-group {
  margin-bottom: var(--spacing-lg);
}

.tile-group:last-child {
  margin-bottom: 0;
}

.answer-phase {
  max-width: 1400px;
  margin: 0 auto;
}

.progress-indicator {
  background-color: var(--background-primary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  border: 0.5px solid rgba(0, 0, 0, 0.05);
}

.tiles-input-container {
  background-color: var(--background-primary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
}

.tile-group-section {
  margin-bottom: var(--spacing-2xl);
}

.tile-group-section:last-child {
  margin-bottom: 0;
}

.tiles-input-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: var(--spacing-md);
}

.tile-input-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  background-color: var(--background-secondary);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast) var(--ease-out);
  outline: none;
}

.tile-input-item:hover {
  background-color: var(--background-tertiary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.tile-input-item.selected {
  border-color: var(--system-blue);
  background-color: rgba(0, 122, 255, 0.1);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

.tile-input-item .tile {
  width: 60px;
  height: 84px;
  margin-bottom: var(--spacing-xs);
}

.tile-input-item .tile.filled {
  opacity: 1;
}

.tile-input-item .tile.unfilled {
  opacity: 0.4;
}

.count-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: linear-gradient(135deg, var(--system-blue), var(--system-blue-dark));
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--background-secondary);
}

.count-display {
  text-align: center;
  margin-top: var(--spacing-xs);
  font-size: 24px;
  font-weight: 700;
  min-height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.result-container {
  max-width: 1200px;
  margin: 0 auto;
}

.result-comparison {
  margin-top: var(--spacing-md);
}

.comparison-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast) var(--ease-out);
}

.comparison-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.answer-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.answer-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--background-primary);
  border-radius: var(--radius-md);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
  transition: all var(--transition-fast) var(--ease-out);
}

.answer-item:hover {
  background-color: var(--background-tertiary);
}

.answer-item .tile {
  width: 50px;
  height: 70px;
  flex-shrink: 0;
}

.answer-item input[type="number"] {
  width: 80px;
  flex-shrink: 0;
}

.result-summary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: var(--text-inverse);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-md);
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.result-summary::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
  animation: rotate 15s linear infinite;
}

.result-summary h3 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: var(--spacing-sm);
  position: relative;
  z-index: 1;
}

.result-summary .score {
  font-size: 64px;
  font-weight: 700;
  letter-spacing: -2px;
  margin: var(--spacing-md) 0;
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.result-detail {
  background-color: var(--background-primary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-md);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
}

.leaderboard-list {
  list-style: none;
}

.leaderboard-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border-bottom: 0.5px solid var(--separator);
  transition: background-color var(--transition-fast) var(--ease-out);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-xs);
}

.leaderboard-item:hover {
  background-color: var(--background-primary);
}

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

.leaderboard-rank {
  font-weight: 700;
  font-size: 17px;
  color: var(--system-blue);
  min-width: 40px;
  letter-spacing: -0.3px;
}

.leaderboard-info {
  flex: 1;
  margin-left: var(--spacing-md);
}

.leaderboard-score {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
  margin-bottom: 2px;
}

.leaderboard-info > div:last-child {
  font-size: 13px;
  color: var(--text-secondary);
}

/* 听牌训练 */
.tenpai-config-panel {
  max-width: 600px;
  margin: 0 auto;
  padding-bottom: var(--spacing-xl);
}

.tenpai-config-panel .btn-primary {
  margin-top: var(--spacing-xl) !important;
  margin-bottom: var(--spacing-md) !important;
}

.tenpai-config-panel .subtitle {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.tenpai-training-phase {
  max-width: 1200px;
  margin: 0 auto;
}

.tenpai-hand-section {
  background-color: var(--background-primary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-xl);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
}

.tenpai-hand-display {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  border-radius: var(--radius-lg);
  min-height: 150px;
  align-items: center;
}

.waiting-tiles-section {
  background-color: var(--background-primary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
}

.waiting-tiles-grid {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background-color: var(--background-secondary);
  border-radius: var(--radius-lg);
  justify-content: center;
  align-items: center;
  overflow-x: auto;
}

.waiting-tile-item {
  position: relative;
  cursor: pointer;
  transition: all var(--transition-fast) var(--ease-out);
  border-radius: var(--radius-md);
  padding: var(--spacing-xs);
  background-color: transparent;
}

.waiting-tile-item:hover {
  background-color: var(--background-tertiary);
  transform: translateY(-2px);
}

.waiting-tile-item .tile {
  opacity: 0.5;
  transition: opacity var(--transition-fast) var(--ease-out);
}

.waiting-tile-item.selected {
  background-color: rgba(0, 122, 255, 0.1);
}

.waiting-tile-item.selected .tile {
  opacity: 1;
  border: 2px solid var(--system-blue);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

.waiting-tile-item:hover .tile {
  opacity: 0.8;
}

.waiting-tile-item.selected:hover .tile {
  opacity: 1;
}

.hand-display {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-md);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
  min-height: 200px;
}

.waiting-tiles {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 0.5px solid var(--separator);
}

.waiting-tiles h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* 何切训练 */
.discard-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
  margin: var(--spacing-xl) 0;
}

.discard-option {
  position: relative;
  cursor: pointer;
  transition: transform var(--transition-base) var(--ease-out);
}

.discard-option:hover {
  transform: translateY(-4px);
}

.discard-option.selected::after {
  content: "✓";
  position: absolute;
  top: -8px;
  right: -8px;
  background: linear-gradient(135deg, var(--system-green), #30D158);
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--background-secondary);
  z-index: 10;
}

.analysis-result {
  background-color: var(--background-primary);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  margin-top: var(--spacing-md);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
}

.analysis-section {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 0.5px solid var(--separator);
}

.analysis-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.analysis-section h4 {
  color: var(--system-blue);
  margin-bottom: var(--spacing-md);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.effective-tiles {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.effective-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.effective-tile .tile {
  width: 50px;
  height: 70px;
}

.effective-tile .count {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  background-color: var(--background-tertiary);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

/* 计时器 */
.timer-display {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -1px;
  text-align: center;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-md);
  border: 0.5px solid rgba(0, 0, 0, 0.05);
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  transition: all var(--transition-base) var(--ease-out);
}

.timer-display.warning {
  color: var(--system-orange);
  background: linear-gradient(135deg, #fff5e6 0%, #ffe0b2 100%);
}

.timer-display.danger {
  color: var(--system-red);
  background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.9;
    transform: scale(1.02);
  }
}

/* 响应式 */
@media (max-width: 768px) {
  .hand-display {
    padding: var(--spacing-lg);
  }
  
  .hand-display .tile {
    width: 45px;
    height: 63px;
  }
  
  .discard-options {
    gap: var(--spacing-sm);
  }
  
  .result-summary {
    padding: var(--spacing-lg);
  }
  
  .result-summary .score {
    font-size: 48px;
  }
  
  .timer-display {
    font-size: 24px;
    padding: var(--spacing-md);
  }
  
  .analysis-result {
    padding: var(--spacing-lg);
  }
  
  .memory-tiles-grid {
    padding: var(--spacing-md);
  }
  
  .tiles-input-container {
    padding: var(--spacing-md);
  }
  
  .tiles-input-grid {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: var(--spacing-sm);
  }
  
  .tile-input-item .tile {
    width: 50px;
    height: 70px;
  }
  
  .count-display {
    font-size: 20px;
  }
}