.banner {
  width: 100%;
  height: 460px;
  position: relative;
}

.banner_bg {
  width: 100%;
  height: 100%;
}

.banner_bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* .banner_content {
  position: absolute;
  top: 50%;
  left: 35%;
  transform: translate(-50%, -50%);
}

.banner_content h2 {
  font-size: 50px;
  color: #fff;
  margin-bottom: 20px;
  font-weight: 700;
}

.banner_content p {
  font-size: 50px;
  color: #fff;
  font-weight: 700;
} */


.factories {
  width: 100%;
  height: 100%;
  padding-top: 60px;
}

.factories_content {
  width: 100%;
  height: 100%;
}

.factories_content h2 {
  font-size: 26px;
  color: #282B29;
  margin-bottom: 40px;
  font-weight: 700;
  text-align: center;
}

.factories_pic {
  width: 100%;
  height: auto;
  margin-bottom: 50px;
}

.factories_pic ul {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  align-items: center;
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.factories_pic li {
  width: 100%;
  height: 100%;
}

.factories_pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.factories .certification {
  width: 100%;
  height: auto;
 margin-top: 20px;
}

.certification img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case {
  width: 100%;
  height: 100%;
  padding-bottom:80px;
  padding-top: 60px;
}

.case_content {
  width: 100%;
  height: 100%;
}

.case_content h2 {
  font-size: 26px;
  color: #282B29;
  margin-bottom: 40px;
  font-weight: 700;
  text-align: center;
}


.case_list {
  width: 100%;
  height: 100%;
}

.case_list ul {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.case_list ul li {
  width: 100%;
  max-height: 350px;
  margin-bottom: 10px;
}

.case_list ul li a {
  display: block;
  width: 100%;
  height: 100%;
}

.case_list ul li h4 {
  font-size: 20px;
  color: #282B29;
  margin: 20px 0 10px;
}

.case_list ul li p {
  font-size: 16px;
  color: #6E706F;
  line-height: 26px;
}

/* 响应式布局 - 1200px断点 */
@media (max-width: 1200px) {
  .factories {
    padding: 50px 0 0;
  }

  .factories_pic ul{
    padding: 0 30px;
  }

  .case {
    padding: 0 0 70px;
  }

  .case_content h2 ,
  .factories_content h2{
    font-size: 24px;
    margin-bottom: 30px;
  }

  .case_list ul {
    gap: 20px 30px;
  }

  .case_list ul li {
    margin-bottom: 30px;
    padding: 0 30px;
  }

  .case_list ul li h4 {
    font-size: 18px;
    margin: 15px 0 10px;
  }

  .case_list ul li p {
    font-size: 15px;
    line-height: 24px;
  }

  /* 工厂图片响应式设置 */
  .factories_pic ul {
    gap: 15px;
    margin-bottom: 40px;
  }

  /* 证书图片响应式设置 */
  .factories .certification {
    height: auto;
    padding: 0 30px;
  }

  /* 非轮播图区域图片响应式设置 */
  .factories_pic img,
  .certification img {
    object-fit: contain;
  }
}

/* 响应式布局 - 992px断点 */
@media (max-width: 992px) {
  .banner {
    height: 190px;
  }

  .banner_bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .factories {
    padding: 40px 0 0;
  }

  .factories_pic ul{
    padding: 0 30px;
    text-align: center;
  }

  .factories .certification {
    padding: 0 30px;
  }

  /* 工厂图片响应式设置 */
  .factories_pic ul {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 30px;
  }

  /* 非轮播图区域图片响应式设置 */
  .factories_pic img,
  .certification img {
    object-fit: contain;
  }

  .case {
    padding: 40px 0 60px;
  }

  .case_content h2 ,
  .factories_content h2{
    font-size: 22px;
    margin-bottom: 25px;
  }

  .case_list ul {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .case_list ul li {
    margin-bottom: 25px;
    text-align: center;
    padding: 0 30px;
  }

  .case_list ul li h4 {
    font-size: 18px;
    margin: 15px 0 10px;
  }

  .case_list ul li p {
    font-size: 15px;
    line-height: 24px;
    text-align: left;
  }
}

/* 响应式布局 - 768px断点 */
@media (max-width: 768px) {
  .banner {
    height: 170px;
  }

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

  .factories {
    padding: 30px 0 0;
  }

  .factories_pic ul{
    padding: 0 20px;
  }

  .factories .certification {
    padding: 0 20px;
  }

  /* 工厂图片响应式设置 */
  .factories_pic ul {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-bottom: 20px;
  }

  /* 非轮播图区域图片响应式设置 */
  .factories_pic img,
  .certification img {
    object-fit: contain;
  }

  .case {
    padding:30px 0 50px;
  }

  .case_content h2,
  .factories_content h2{
    font-size: 20px;
    margin-bottom: 20px;
  }

  .case_list ul {
    gap: 15px;
  }

  .case_list ul li {
    margin-bottom: 20px;
  }

  .case_list ul li h4 {
    font-size: 16px;
    margin: 12px 0 8px;
  }

  .case_list ul li p {
    font-size: 14px;
    line-height: 22px;
  }
}