.banner {
  width: 100%;
  height: 480px;
  position: relative;
  margin: 80px auto 0;
}

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

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

.banner_text {
  position: absolute;
  top: 50%;
  left: 40%;
  transform: translate(-50%, -50%);
}

.banner_text h2 {
  font-size: 50px;
  color: #0565C0;
  margin-bottom: 20px;
  font-weight: 700;
}

.banner_text p {
  font-size: 50px;
  color: #0565C0;
  font-weight: 700;
}

.product_center {
  height: auto;
  position: relative;
  margin: 80px auto;
}

.product_box {
  width: 100%;
  height: auto;
  display: flex;
  justify-content: space-between;
  gap: 30px;
}

.product_right {
  flex: 1;
  height: auto;
  text-align: center;
}

.product_right .box-bd {
  text-align: center;
}

.product_right .box-bd ul {
  margin: 0 auto;
}

.product_left {
  width: 250px;
  height: auto;
}

.product_left_title {
  width: 100%;
  height: 70px;
  line-height: 70px;
  text-align: center;
  background-color: #0565C0;
  border: 1px solid #EAEAEB;
  border-bottom: none;
}

.product_left_title h2 {
  font-size: 26px;
  color: #fff;
  font-weight: 400;
  border: none !important;
}

.layui-menu .layui-menu-item-divider,
.layui-menu,
.layui-menu li a {
  margin: 0 !important;
}

.layui-menu .layui-menu-item-group>.layui-menu-body-title,
.layui-menu .layui-menu-body-title a {
  color: #0A0F1C !important;
}

.layui-menu li {
  text-align: center;
  border: 1px solid #EAEAEB;
  border-bottom: none;
  white-space: normal !important;
  word-wrap: break-word !important;
  height: auto !important;
  min-height: 50px !important;
}

.layui-menu li:last-child {
  border-bottom: 1px solid #EAEAEB;
}

.layui-menu .layui-menu-body-title {
  padding: 10px !important;
  height: auto !important;
  min-height: 50px !important;
  line-height: 20px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  border: none !important;
}

.layui-menu .layui-menu-body-title p {
  flex: 1 !important;
  text-align: center !important;
  margin: 0 !important;
}

.layui-menu .layui-menu-body-title i {
  margin-left: 10px !important;
}

.layui-menu .layui-menu-body-title a {
  padding: 0 !important;
  display: block !important;
  height: 100% !important;
  width: 100% !important;
  white-space: normal !important;
  word-wrap: break-word !important;
}

.layui-menu>li:hover>.layui-menu-body-title,
.layui-menu>li>.layui-menu-body-title:hover,
.layui-menu>li>.layui-menu-body-title:active,
.layui-menu>li.active>.layui-menu-body-title {
  background-color: #0565C0;
  color: #fff !important;
}

.layui-menu-body-title>.layui-icon {
  position: relative !important;
  
}

.layui-menu>li:hover>.layui-menu-body-title a,
.layui-menu>li:hover>.layui-menu-body-title a,
.layui-menu>li>.layui-menu-body-title a:hover,
.layui-menu>li>.layui-menu-body-title a:active,
.layui-menu>li.active>.layui-menu-body-title a {
  background-color: #0565C0;
  color: #fff !important;
}

.layui-menu li ul {
  background-color: #F2F3F7 !important;
}

.layui-menu li ul li {
  padding: 0 !important;
  border: 1px solid #EAEAEB;
  border-bottom: none;
}

.layui-menu li ul li:last-child {
  border-bottom: 1px solid #EAEAEB;
}

.layui-menu li ul li .layui-menu-body-title {
  padding: 0 !important;
  border: none !important;
  font-size: 14px !important;
}

.layui-menu li ul li:hover,
.layui-menu li ul li.active {
  background-color: #0565C0 !important;
}

.layui-menu li ul li:hover .layui-menu-body-title,
.layui-menu li ul li .layui-menu-body-title:hover {
  color: #fff !important;
}

.layui-menu .layui-menu-item-checked:after {
  border-color: #0565C0 !important;
}

.layui-menu li,
.layui-menu-body-title {
  font-size: 16px !important;
  padding: 5px 15px !important;
}

.layui-menu .layui-menu-item-checked a,
.layui-menu .layui-menu-item-checked2 a {
  color: #fff !important;
  background-color: #0565C0 !important;
}

.product_box .box-bd ul {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.product_box .box-bd ul li {
  background-color: #fff;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.3s ease;
}

.product_box .box-bd ul li:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.product_box .box-bd ul li a {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.product_box .box-bd ul li a .product_img {
  width: 100%;
  height: 340px;
  max-height: 340px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.product_box .box-bd ul li a img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.product_box .box-bd ul li a:hover img {
  transform: scale(1.2);
}

.product_box .box-bd ul li a .product_p {
  width: 100%;
  height: 80px;
  max-height: 80px;
  transition: background-color 0.3s ease;
}

.product_box .box-bd ul li a:hover .product_p {
  background-color: #0565C0;
}

.product_box .box-bd ul li a p {
  text-align: center;
  line-height: 40px;
  font-weight: 400;
  font-size: 18px;
  color: #6E6F73;
  font-style: normal;
  text-transform: none;
  transition: color 0.3s ease;
}

.product_box .box-bd ul li a:hover p {
  color: #fff;
}

/* 响应式设计 - 与 home.css 断点一致 */

/* 1200px 以下 */
@media (max-width: 1200px) {

  /* 产品中心 */
  .product_box .box-bd ul {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 992px 以下 */
@media (max-width: 992px) {
  .banner {
    height: 200px;
  }

  .banner .banner_text {
    display: none;
  }

  /* 产品中心 */
  .product_box .box-bd ul {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  /* 整体内边距 */
  .wrapper {
    padding: 0 25px;
  }
}

/* 768px 以下 */
@media (max-width: 768px) {

  /* 顶部banner大图 */
  .banner {
    height: 200px;
  }

  .banner .banner_text {
    display: none;
  }


  /* 产品中心  */
  .product_center {
    margin-top: 40px;
  }

  .product_box .box-bd ul {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .product_box .box-bd ul li a .product_p {
    height: 60px;
  }

  .product_box .box-bd ul li a p {
    line-height: 60px;
    font-size: 16px;
  }

  /* 侧边导航 */
  .product_left {
    width: 100%;
  }

  .product_box {
    flex-direction: column;
    gap: 40px;
  }
}