/**
 * 卡片网格样式
 */

/* 卡片网格容器 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(var(--grid-columns, 4), 1fr);
  gap: 16px;
  padding: 16px 0;
}

/* 空状态 */
.card-grid-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: #666;
  font-size: 18px;
  background-color: #f9f9f9;
  border-radius: 8px;
}

/* 卡片项 */
.card-item {
  position: relative;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

.card-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

/* 卡片图片 */
.card-image {
  width: 100%;
  height: 280px;
  object-fit: contain;
  background: #2d3748;
  padding: 10px;
  transition: opacity 0.2s ease;
}

/* 禁卡标记 */
.banned-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background-color: rgba(255, 0, 0, 0.9);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: bold;
  z-index: 1;
}

/* 卡片信息 */
.card-info {
  padding: 12px;
}

.card-name {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-meta {
  font-size: 12px;
  color: #666;
  margin-bottom: 4px;
}

.card-element {
  font-size: 12px;
  color: #007bff;
  font-weight: 500;
}

/* 价格显示 */
.card-price {
  padding: 0 12px 8px;
  font-size: 14px;
  font-weight: 600;
  color: #28a745;
}

/* 悬浮按钮容器 */
.card-buttons {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
  padding: 16px;
}

.card-item:hover .card-buttons {
  opacity: 1;
}

/* 卡片按钮 */
.card-button {
  width: 100%;
  padding: 8px 12px;
  border: none;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.card-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.material-button {
  background-color: #ffc107;
  color: #333;
}

.main-button {
  background-color: #007bff;
  color: white;
}

.side-button {
  background-color: #28a745;
  color: white;
}

.detail-button {
  background-color: #6c757d;
  color: white;
}

/* 响应式设计 */
@media (max-width: 1199px) {
  .card-grid {
    --grid-columns: 4;
  }
}

@media (max-width: 991px) {
  .card-grid {
    --grid-columns: 3;
  }
}

@media (max-width: 767px) {
  .card-grid {
    --grid-columns: 2;
  }
}

@media (max-width: 575px) {
  .card-grid {
    --grid-columns: 1;
  }
  
  .card-item {
    max-width: 300px;
    margin: 0 auto;
  }
}

/* 加载动画 */
.card-image-container::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  animation: shimmer 1.5s infinite;
  pointer-events: none;
}

.card-image-container.loaded::after {
  display: none;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}