/* Banner样式 */
.cases-banner {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
}

.cases-banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cases-banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
}

.cases-banner-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  z-index: 2;
  width: 80%;
  max-width: 1200px;
}

.cases-banner-title {
  font-size: 48px;
  margin-bottom: 20px;
  font-weight: 600;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.cases-banner-subtitle {
  font-size: 20px;
  letter-spacing: 2px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 内容区域样式 */
.cases-section {
  padding: 80px 0;
  background-color: #fff;
}

.section-title {
  font-size: 28px;
  color: #333;
  margin-bottom: 40px;
  font-weight: 500;
  position: relative;
  display: inline-block;
  text-align: center;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: "";
  width: 40px;
  height: 3px;
  background: #ff8500;
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
}

/* 案例网格布局 */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

.case-item {
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
  background: #FFF;
  border-radius: 5px;
  padding: 20px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.case-item:hover {
}

.case-img-container {
  height: 450px;
  overflow: hidden;
  position: relative;
  background-color: #000;
}

.case-img {
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
  display: block;
  object-fit: none;
}

.case-item:hover .case-img {
  transform: scale(1.05);
}

.img-count {
  position: absolute;
  right: 10px;
  bottom: 10px;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.img-count svg {
  margin-left: 2px;
}

.case-info {
  padding: 15px 15px 0 15px;
  text-align: center;
}

.case-title {
  font-size: 16px;
  font-weight: 500;
  margin: 0;
  color: #333;
  transition: color 0.3s ease;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.case-item:hover .case-title {
  color: #ff8500;
}

/* 响应式样式 - 大屏幕 */
@media screen and (min-width: 1400px) {
  .section-title {
    font-size: 32px;
    margin-bottom: 50px;
  }
  
  .section-title::after {
    width: 50px;
    height: 4px;
    bottom: -18px;
  }
  
  .cases-grid {
    gap: 40px;
    margin-top: 60px;
  }
  
  .case-item {
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
  }
  
  .case-img-container {
    height: 350px;
  }
  
  .img-count {
    right: 15px;
    bottom: 15px;
    font-size: 14px;
    padding: 5px 10px;
  }
  
  .img-count svg {
    width: 18px;
    height: 18px;
  }
  
  .case-info {
    padding: 20px 20px 0 20px;
  }
  
  .case-title {
    font-size: 18px;
  }
}

/* 响应式样式 - 中等屏幕 */
@media screen and (max-width: 1200px) {
  .cases-section {
    padding: 70px 0;
  }
  
  .section-title {
    font-size: 26px;
    margin-bottom: 35px;
  }
  
  .cases-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 45px;
  }
  
  .case-item {
    padding: 18px;
  }
  
  .case-img-container {
    height: auto;
    max-height: 600px;
  }
}

/* 响应式样式 - 平板大屏 */
@media screen and (max-width: 992px) {
  .cases-banner{
    height: 200px;
  }
  .cases-section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 24px;
    margin-bottom: 30px;
  }
  
  .section-title::after {
    width: 35px;
    height: 3px;
    bottom: -12px;
  }
  
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 40px;
  }
  
  .case-item {
    padding: 15px;
  }
  
  .case-img-container {
    height: 350px;
  }
  
  .case-info {
    padding: 12px 12px 0 12px;
  }
  
  .case-title {
    font-size: 15px;
  }
  
  .img-count {
    font-size: 11px;
    padding: 3px 7px;
  }
  
  .img-count svg {
    width: 14px;
    height: 14px;
  }
}

/* 响应式样式 - 平板 */
@media screen and (max-width: 768px) {
  .cases-section {
    padding: 50px 15px;
  }
  
  .section-title {
    font-size: 22px;
    margin-bottom: 25px;
  }
  
  .section-title::after {
    width: 32px;
    bottom: -10px;
  }
  
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
  }
  
  .case-item {
    padding: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  }
  
  .case-img-container {
    height: 280px;
  }
  
  .case-info {
    padding: 10px 10px 0 10px;
  }
  
  .case-title {
    font-size: 14px;
  }
  
  .case-item:hover {
    transform: translateY(-2px);
  }
  
  .img-count {
    right: 8px;
    bottom: 8px;
    font-size: 10px;
    padding: 3px 6px;
  }
  
  .img-count svg {
    width: 12px;
    height: 12px;
  }
}

/* 响应式样式 - 手机 */
@media screen and (max-width: 576px) {
  .cases-section {
    padding: 40px 10px;
  }
  
  .section-title {
    font-size: 20px;
    margin-bottom: 20px;
  }
  
  .section-title::after {
    width: 28px;
    height: 2px;
    bottom: -8px;
  }
  
  .cases-grid {
    grid-template-columns: 1fr;
    gap: 15px;
    margin-top: 25px;
  }
  
  .case-item {
    padding: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.07);
  }
  
  .case-img-container {
    height: 240px;
  }
  
  .case-info {
    padding: 8px 8px 0 8px;
  }
  
  .case-title {
    font-size: 14px;
  }
  
  .case-item:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  }
  
  .img-count {
    right: 6px;
    bottom: 6px;
    font-size: 9px;
    padding: 2px 5px;
    border-radius: 2px;
  }
  
  .img-count svg {
    width: 10px;
    height: 10px;
  }
}

/* 响应式样式 - 小手机 */
@media screen and (max-width: 375px) {
  .cases-section {
    padding: 30px 8px;
  }
  
  .section-title {
    font-size: 18px;
    margin-bottom: 18px;
  }
  
  .section-title::after {
    width: 25px;
    height: 2px;
    bottom: -7px;
  }
  
  .cases-grid {
    gap: 12px;
    margin-top: 20px;
  }
  
  .case-item {
    padding: 8px;
  }
  
  .case-img-container {
    height: 200px;
  }
  
  .case-info {
    padding: 6px 6px 0 6px;
  }
  
  .case-title {
    font-size: 13px;
  }
}