/* 首页集合网格内层容器 - 京东风格 */
.homepage-collection-grid-inner {
  position: relative;
  background: #ffffff;
  border: 1px solid #f0f0f0;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.homepage-collection-grid-inner:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  border-color: #e4393c;
}

.homepage-collection-grid-item--below-image .homepage-collection-grid-inner {
  height: auto;
}

.homepage-collection-grid-inner .homepage-featured-box-btn {
  margin-top: 8px;
  background: #e4393c;
  color: #ffffff;
  border: none;
  padding: 8px 20px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.homepage-collection-grid-inner .homepage-featured-box-btn:hover {
  background: #c9302c;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(228, 57, 60, 0.2);
}

.homepage-collection-grid-inner .text-link-animated {
  margin-top: 8px;
  color: #666666;
  font-size: 13px;
  text-decoration: none;
  position: relative;
  display: inline-block;
  transition: color 0.3s ease;
}

.homepage-collection-grid-inner .text-link-animated:hover {
  color: #e4393c;
}

.homepage-collection-grid-inner .text-link-animated::after {
  content: '→';
  margin-left: 4px;
  transition: transform 0.3s ease;
  display: inline-block;
}

.homepage-collection-grid-inner .text-link-animated:hover::after {
  transform: translateX(4px);
}

/* 首页集合网格项 - 京东风格 */
.homepage-collection-grid-item {
  position: relative;
}

.homepage-collection-grid-item .grid-item__content {
  padding-bottom: 0;
  word-break: break-word;
  padding: 20px;
  text-align: center;
  background: #ffffff;
}

.homepage-collection-grid-item .grid-item__content h3 {
  margin-bottom: 0;
  font-size: 16px;
  font-weight: 600;
  color: #333333;
  line-height: 1.4;
  transition: color 0.3s ease;
}

.homepage-collection-grid-item:hover .grid-item__content h3 {
  color: #e4393c;
}

@media only screen and (max-width: 767px) {
  .homepage-collection-grid-item {
    position: relative;
  }
  
  .homepage-collection-grid-item .grid-item__content {
    padding: 15px;
  }
  
  .homepage-collection-grid-item .grid-item__content h3 {
    font-size: 15px;
  }
}

/* 首页集合网格图片 - 京东风格 */
.homepage-collection-grid-image-single {
  max-width: 450px;
  max-height: 450px;
  margin: 0 auto;
  object-fit: cover;
  object-position: top;
  font-family: "object-fit: cover, object-position: top";
  width: 100%;
  height: 280px;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(135deg, #f8f8f8, #f0f0f0);
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.homepage-collection-grid-inner:hover .homepage-collection-grid-image-single {
  transform: scale(1.05);
}

/* 集合背景容器 - 京东风格 */
.homepage-collections-background .section-header {
  margin-bottom: 0;
  padding-bottom: 20px;
  border-bottom: 2px solid #e4393c;
  margin-bottom: 30px;
}

/* 特色集合包装器 - 京东风格 */
.featured-collections-wrapper img,
.featured-collections-wrapper svg.icon.icon--placeholder {
  object-fit: cover;
  max-width: 100%;
  font-family: "object-fit: cover";
}

.featured-collections-wrapper img {
  background: #f8f8f8;
}

.featured-collections-wrapper svg.icon.icon--placeholder {
  opacity: 0.3;
  color: #e0e0e0;
}

.featured-collections-wrapper .collection-grid {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

@media screen and (min-width: 768px) {
  .featured-collections-wrapper .collection-grid {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

.featured-collections-wrapper .collection-grid.keep-spacing {
  gap: calc(var(--grid-spacing) * 0.75);
}

@media screen and (min-width: 768px) {
  .featured-collections-wrapper .collection-grid.keep-spacing {
    gap: var(--grid-spacing);
  }
}

.featured-collections-wrapper .collection-grid.keep-spacing.content-below-image {
  column-gap: calc(var(--grid-spacing) * 0.75);
  row-gap: 15px;
}

@media screen and (min-width: 768px) {
  .featured-collections-wrapper .collection-grid.keep-spacing.content-below-image {
    column-gap: var(--grid-spacing);
    row-gap: 30px;
  }
}

.featured-collections-wrapper .homepage-sections--title {
  margin-top: 15px;
  font-size: 20px;
  font-weight: 600;
  color: #333333;
  text-align: center;
  position: relative;
  padding-bottom: 10px;
}

.featured-collections-wrapper .homepage-sections--title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: #e4393c;
  border-radius: 1px;
}

/* 响应式布局 - 保持原有计算逻辑 */
@media screen and (min-width: 768px) {
  .featured-collections-wrapper .collection-grid--items-1 .homepage-collection-grid-item {
    flex-basis: auto;
    width: 100%;
  }
  
  .featured-collections-wrapper .collection-grid--items-2 .homepage-collection-grid-item {
    flex-basis: auto;
    width: calc((100% - var(--grid-spacing)) / 2);
  }
  
  .featured-collections-wrapper .collection-grid--items-3 .homepage-collection-grid-item {
    flex-basis: auto;
    width: calc((100% - var(--grid-spacing) * 2) / 3);
  }
  
  .featured-collections-wrapper .collection-grid--items-4 .homepage-collection-grid-item {
    flex-basis: auto;
    width: calc((100% - var(--grid-spacing) * 3) / 4);
  }
}

.featured-collections-wrapper .expand-grid .homepage-collection-grid-item {
  flex-grow: 1;
}

/* 移动端优化 */
@media only screen and (max-width: 767px) {
  .homepage-collection-grid-image-single {
    height: 200px;
  }
  
  .featured-collections-wrapper .collection-grid.keep-spacing.content-below-image {
    row-gap: 20px;
  }
  
  .featured-collections-wrapper .homepage-sections--title {
    font-size: 18px;
    margin-top: 10px;
  }
  
  .homepage-collections-background .section-header {
    margin-bottom: 20px;
  }
}

/* 平板端优化 */
@media screen and (min-width: 768px) and (max-width: 991px) {
  .homepage-collection-grid-image-single {
    height: 240px;
  }
  
  .featured-collections-wrapper .homepage-sections--title {
    font-size: 19px;
  }
}

/* 图片加载优化 */
.featured-collections-wrapper img {
  background: linear-gradient(135deg, #f8f8f8, #f0f0f0);
  min-height: 200px;
}

/* 空状态图片占位符优化 */
.featured-collections-wrapper svg.icon.icon--placeholder {
  padding: 40px;
  background: #f8f8f8;
  border-radius: 8px 8px 0 0;
}