.baosidun-related-cases {
  padding: calc(var(--component-gap-sm) * 2) 0 var(--component-gap);
  background: #f5f5f5;
}

.baosidun-related-cases-header-wrapper {
  display: flex;
  align-items: center;
  margin-bottom: var(--gap-60);
}

.baosidun-related-cases-header {
  flex: 1;
}

.baosidun-related-cases-title {
  font-family: var(--title-font-family);
  font-size: var(--font-48);
  font-weight: 700;
  line-height: 137.5%;
  color: var(--title-text-color);
}

.baosidun-related-cases-navigation.navigation-container {
  display: none;
  gap: var(--gap-20);
  flex-shrink: 0;
}

.baosidun-related-cases-navigation.show {
  display: flex;
}

.baosidun-related-cases-navigation.navigation-container .navigation-button-prev,
.baosidun-related-cases-navigation.navigation-container .navigation-button-next {
  width: 48px;
  height: 48px;
  transform: none;
  transition: opacity 0.3s ease;
}

.baosidun-related-cases-navigation.navigation-container .navigation-button-prev {
  background-color: #353A40;
}

.baosidun-related-cases-navigation.navigation-container .navigation-button-next {
  background-color: var(--color-primary);
}

.baosidun-related-cases-navigation.navigation-container .navigation-button-prev:hover,
.baosidun-related-cases-navigation.navigation-container .navigation-button-next:hover {
  opacity: 0.8;
}

.baosidun-related-cases-navigation.navigation-container .navigation-button-prev.swiper-button-disabled,
.baosidun-related-cases-navigation.navigation-container .navigation-button-next.swiper-button-disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

.baosidun-related-cases-swiper-wrapper {
  overflow: hidden;
}

.baosidun-related-cases-swiper {
  width: 100%;
  overflow: hidden;
}

.baosidun-related-cases-page {
  display: flex;
  gap: 30px;
}

.baosidun-related-cases-main {
  flex: 0 0 calc(50% - 20px);
  aspect-ratio: 1;
  position: relative;
  overflow: hidden;
  display: block;
}

.baosidun-related-cases-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.baosidun-related-cases-main:hover img {
  transform: scale(1.04);
}

.baosidun-related-cases-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 21px 30px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.5) 0%, transparent 100%);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.baosidun-related-cases-overlay-title {
  font-family: var(--title-font-family);
  font-size: var(--font-16);
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
}

.baosidun-related-cases-main:hover .baosidun-related-cases-overlay,
.baosidun-related-cases-side-top:hover .baosidun-related-cases-overlay,
.baosidun-related-cases-side-small:hover .baosidun-related-cases-overlay {
  opacity: 1;
  transform: translateY(0);
}

.baosidun-related-cases-side {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.baosidun-related-cases-side-top {
  flex: 370;
  aspect-ratio: 790/370;
  overflow: hidden;
  display: block;
  position: relative;
}

.baosidun-related-cases-side-top img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.baosidun-related-cases-side-top:hover img {
  transform: scale(1.04);
}

.baosidun-related-cases-side-bottom {
  flex: 380;
  display: flex;
  gap: 30px;
}

.baosidun-related-cases-side-small {
  flex: 1;
  aspect-ratio: 1;
  overflow: hidden;
  display: block;
  position: relative;
}

.baosidun-related-cases-side-small img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.baosidun-related-cases-side-small:hover img {
  transform: scale(1.04);
}

/* 不足 4 条时占位，保持与完整页相同的 flex / 比例，避免最后一页样式错位 */
.baosidun-related-cases-slot-placeholder {
  flex-shrink: 0;
  pointer-events: none;
  visibility: hidden;
}

.baosidun-related-cases-side-top.baosidun-related-cases-slot-placeholder {
  flex: 370;
  aspect-ratio: 790/370;
}

.baosidun-related-cases-side-small.baosidun-related-cases-slot-placeholder {
  flex: 1;
  aspect-ratio: 1;
}

.baosidun-related-cases-empty {
  text-align: center;
  padding: 60px 0;
  color: var(--text-color);
}

@media screen and (max-width: 1024px) {
  .baosidun-related-cases-page {
    height: 400px;
  }
}

@media screen and (max-width: 768px) {
  .baosidun-related-cases {
    padding: 40px 0;
  }

  .baosidun-related-cases-header-wrapper {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
  }

  .baosidun-related-cases-page {
    flex-direction: column;
    height: auto;
    gap: 12px;
  }

  .baosidun-related-cases-main {
    flex: none;
    height: 240px;
  }

  .baosidun-related-cases-side {
    gap: 12px;
  }

  .baosidun-related-cases-side-top {
    height: 180px;
    flex: none;
  }

  .baosidun-related-cases-side-bottom {
    gap: 12px;
    flex: none;
  }

  .baosidun-related-cases-side-small {
    height: 140px;
    flex: 1;
  }

  .baosidun-related-cases-side-top.baosidun-related-cases-slot-placeholder {
    height: 180px;
    flex: none;
    aspect-ratio: auto;
  }

  .baosidun-related-cases-side-small.baosidun-related-cases-slot-placeholder {
    height: 140px;
    flex: 1;
    aspect-ratio: auto;
  }
}