/* CSS Document */

/* ---------- Product ---------- */
.product {
  padding: 100px 0 60px;
}

.product-tit {
  position: relative;
}
.product-tit h2 {
  font-size: 46px;
  font-weight: 600;
  color: var(--grey_9);
  
}
.product-tit h3 {
  position: relative;
  padding: 4px 0 20px;
  font-size: 30px;
  color: var(--blue);
}
.product-tit h3:after {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 120px;
  height: 3px;
  background: var(--yellow);
  content: "";
}
.product-tit a.more-btn {
  position: absolute;
  right: 0;
  bottom: 0;
  padding: 8px 48px 8px 20px;
  border: 1px solid #efefef;
  border-radius: 4px;
  background: url("../images/more-arrow.png") no-repeat right 20px center;
  font-size: 14px;
  color: #999;
}
.product-tit a:hover.more-btn {
  border: 1px solid #e0e0e0;
  color: #666;
}

.product-con {
  padding-top: 48px;
  overflow: hidden;
}
.product-con ul {
  width: calc(100% + 40px);
}
.product-con li {
  float: left;
  margin: 0 40px 40px 0;
  width: calc(100% / 2 - 40px);
  height: 300px;
	display: flex;
  background:var(--blue_bg);
  transition: all 0.3s ease-in-out;
}
.product-con li:nth-child(n+2):nth-child(-n+3) {
  background: var(--blue_bg);
}
.product-con li .con {
  flex: 1;
  padding: 40px 20px 0 60px;
}
.product-con li h4 {
  font-size: 26px;
	color: var(--blue);
}
.product-con li p {
  padding-top: 20px;
  height: 88px;
  font-size: 14px;
  color:var(--grey_3);
  line-height: 180%;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}
.product-con li .btm {
  padding-top: 10px;
}
.product-con li a.more-btn {
  display: inline-block;
  padding: 8px 48px 8px 20px;
  border-radius: 4px;
  background: url("../images/product-more-arrow.png") no-repeat right 20px center #15499A ;
  font-size: 14px;
  color: #fff;
}
.product-con a:hover.more-btn {
  box-shadow: 0 4px 12px rgba(237,108,0,0.3);
	background: url("../images/product-more-arrow.png") no-repeat right 20px center #FFCA13 ;
}
.product-con li .pic {
  padding: 10px 10px;
  width: 280px;
  overflow: hidden;
}
.product-con li .pic img {
  width: 100%;
  transition: all 0.3s ease-in-out;
}
.product-con li:hover {
  transform: translate(0,-10px);
}
.product-con li:hover .pic img {
  transform: scale(1.05);
}

/* responsive */
@media only screen and (max-width: 1024px) {
  .product {
    padding: 60px 0 40px;
  }

  .product-tit h2 {
    font-size: 20px;
  }
  .product-tit h3 {
    padding: 4px 0 16px;
    font-size: 20px;
  }
  .product-tit h3:after {
    width: 80px;
    height: 2px;
  }
  .product-tit a.more-btn {
    padding: 6px 36px 6px 12px;
    background: url("../images/more-arrow.png") no-repeat right 12px center;
  }

  .product-con {
    padding-top: 32px;
  }
  .product-con ul {
    width: auto;
  }
  .product-con li {
    margin: 0 0 20px 0;
    width: 100%;
    height: 200px;
  }
  .product-con li:nth-child(n+2):nth-child(-n+3) {
   
  }
  .product-con li .con {
    padding: 28px 8px 0 28px;
  }
  .product-con li h4 {
    font-size: 16px;
  }
  .product-con li p {
    padding-top: 12px;
    height: 68px;
    line-height: 140%;
  }
  .product-con li .btm {
    padding-top: 12px;
  }
  .product-con li a.more-btn {
    padding: 6px 36px 6px 12px;
   
  }
  .product-con li .pic {
    padding: 20px 0;
    width: 160px;
  }
}



/* ---------- About ---------- */
.about {
  padding: 120px 0;
  background: url("../images/about-bg.jpg") no-repeat center top;
  background-size: cover;
}

.about-tit {
  position: relative;
  height: 49px;
  border-bottom: 1px solid rgba(255,255,255,0.2);
}
.about-tit h2 {
  float: left;
  height: 48px;
  border-bottom: 2px solid var(--yellow);
  font-size: 30px;
  color: #fff;
}
.about-tit h3 {
  float: left;
  padding: 10px 0 0 16px;
  font-size: 26px;
  font-weight: normal;
  color: #fff;

}
.about-tit a.more-btn {
  position: absolute;
  top: 11px;
  right: 0;
  padding-right: 16px;
  background: url("../img/more-arrow.png") no-repeat right center;
  font-size: 14px;
  color: #bbb;
}
.about-tit a:hover.more-btn {
  color: #fff;
}




.about-con {
  padding-top: 60px;
  overflow: hidden;
}
.about-intro {
  float: left;
  width: 64%;
  color: #fff;
}
.about-desc {
  font-size: 15px;
  line-height: 240%;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}

.about-count {
  padding-top: 100px;
  overflow: hidden;
}
.about-count li {
  float: left;
  position: relative;
  width: 33.33%;
  box-sizing: border-box;
}
.about-count li:before {
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 2px;
  width: 1px;
  background: rgba(255,255,255,0.4);
  content: "";
}
.about-count li .num {
  position: relative;
  padding-left: 40px;
  font-size: 52px;
  z-index: 1;
}
.about-count li .num:before {
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: #fff;
  content: "";
}
.about-count li .num sup {
  position: relative;
  top: -2px;
  left: 12px;
  font-size: 15px;
}
.about-count li h4 {
  padding-left: 40px;
  font-size: 15px;
}

.about-pic {
  float: right;
  position: relative;
  padding-left: 8px;
}
.about-pic img {
  width: 100%;
}
.about-pic:after {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 8px;
  height: 160px;
  background:var(--yellow);
  content: "";
}

/* responsive */
@media only screen and (max-width: 1024px) {
  .about {
    padding: 60px 0;
  }

  .about-tit {
    height: 39px;
  }
	
	
	
  .about-tit h2 {
    height: 38px;
    font-size: 20px;
  }
  .about-tit h3 {
    padding: 8px 0 0 8px;
    font-size: 14px;
  }
	
	
  .about-tit a.more-btn {
    top: 7px;
    right: 0;
  }
}
 .about-count li .num {
    
    font-size: 36px;
	  font-weight: 600;
  }
@media only screen and (max-width: 768px) {
  .about-con {
    padding-top: 40px;
  }
  .about-intro {
    float: none;
    width: auto;
  }

  .about-count {
    padding-top: 60px;
  }
  .about-count li:before {
    top: 6px;
    bottom: 2px;
  }
  .about-count li .num {
    padding-left: 16px;
    font-size: 24px;
	  font-weight: 600;
  }
  .about-count li .num:before {
    top: 6px;
    bottom: 6px;
  }
  .about-count li .num sup {
    top: 4px;
    left: 6px;
    font-size: 14px;
  }
  .about-count li h4 {
    padding-left: 16px;
    font-size: 14px;
  }

  .about-pic {
    display: none;
  }
}

/* ---------- Application ---------- */
.application {
  padding: 100px 0;
  background-position: center top;
  background-size: cover;
}

.application-tit {
  position: relative;
}
.application-tit h2 {
 
  font-size: 14px;
  font-weight: normal;
  color: #b9c1cb;
  text-transform: uppercase;
}
.application-tit h3 {
  position: relative;
  padding: 4px 0 20px;
  font-size: 28px;
  color: var(--blue);
}
.application-tit h3:after {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 112px;
  height: 3px;
  background: #ed6c00;
  content: "";
}
.application-tit a.more-btn {
  position: absolute;
  right: 0;
  bottom: 0;
  padding: 8px 48px 8px 20px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 4px;
  background: url("../images/more-arrow.png") no-repeat right 20px center;
  font-size: 14px;
  color: #aaa;
}
.application-tit a:hover.more-btn {
  border: 1px solid rgba(255,255,255,0.4);
  color: #fff;
}

.application-con {
  padding-top: 48px;
  overflow: hidden;
}
.application-con ul {
  width: calc(100% + 40px);
}
.application-con li {
  float: left;
  margin: 0 40px 0 0;
  padding: 60px 40px 0;
  width: calc(100% / 3 - 40px);
  height: 360px;
  box-sizing: border-box;
  background: var(--blue_bg);
  transition: all 0.3s ease-in-out;
}
.application-con li .ico img {
  width: 50px;
}
.application-con li h4 {
  padding-top: 36px;
  font-size: 20px;
  font-weight: normal;
  color: var(--blue);
}
.application-con li p {
  padding-top: 16px;
  height: 80px;
  font-size: 14px;
  color: var(--grey_6);
  line-height: 180%;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}
.application-con li .btm {
  padding-top: 16px;
}
.application-con li a.more-btn {
  padding: 0 32px 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.5);
  background: url("../images/product-more-arrow.png") no-repeat right 6px;
  color: #fff;
  opacity: 0.4;
}
.application-con li:hover {
  background: rgba(33,36,43,1);
  transform: translate(0,-10px);
}
.application-con li a:hover.more-btn {
  opacity: 0.8;
}

/* responsive */
@media only screen and (max-width: 1024px) {
  .application {
    padding: 60px 0 44px;
  }

  .application-tit h2 {
    font-size: 12px;
  }
  .application-tit h3 {
    padding: 4px 0 16px;
    font-size: 20px;
  }
  .application-tit h3:after {
    width: 80px;
    height: 2px;
  }
  .application-tit a.more-btn {
    padding: 6px 36px 6px 12px;
    background: url("../images/more-arrow.png") no-repeat right 12px center;
  }

  .application-con {
    padding-top: 32px;
  }
  .application-con ul {
    width: calc(100% + 16px);
  }
  .application-con li {
    margin: 0 16px 16px 0;
    padding: 32px 24px 0;
    width: calc(100% / 2 - 16px);
    height: 308px;
  }
  .application-con li h4 {
    padding-top: 20px;
    font-size: 16px;
  }
  .application-con li p {
    padding-top: 12px;
    height: 88px;
    line-height: 140%;
    -webkit-line-clamp: 4;
  }
  .application-con li .btm {
    padding-top: 12px;
  }
  .application-con li a.more-btn {
    padding: 0 28px 8px 0;
  }
}

/* ---------- News ---------- */
.news {
  padding: 100px 0;
}

.news-tit {
  position: relative;
}
.news-tit h2 {
 
    font-size: 46px;
  font-weight: 600;
  color: var(--grey_9);
  
}
.news-tit h3 {
  position: relative;
  padding: 4px 0 20px;
  font-size: 30px;
  color: var(--blue);
}
.news-tit h3:after {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 120px;
  height: 3px;
  background: var(--yellow);
  content: "";
}
.news-tit a.more-btn {
  position: absolute;
  right: 0;
  bottom: 0;
  padding: 8px 48px 8px 20px;
  border: 1px solid #efefef;
  border-radius: 4px;
  background: url("../images/more-arrow.png") no-repeat right 20px center;
  font-size: 14px;
  color: #999;
}
.news-tit a:hover.more-btn {
  border: 1px solid #e0e0e0;
  color: #666;
}

.news-con {
  padding-top: 48px;
  overflow: hidden;
}
.news-con ul {
  width: calc(100% + 60px);
}
.news-con li {
  float: left;
  margin: 0 60px 0 0;
  width: calc(100% / 3 - 60px);
}
.news-con li a {
  display: block;
  height: 388px;
  border-bottom: 1px solid #e6e6e6;
}
.news-con li .pic {
  position: relative;
  height: 200px;
  overflow: hidden;
  transition: all 0.3s ease-in-out;
}
/* --- 修改部分开始 --- */
.news-con li .pic img {
  width: 100%;
  
  /* 1. 实现垂直居中 */
  position: absolute;       /* 绝对定位 */
  top: 50%;                 /* 顶部向下偏移 50% */
  left: 0;                  /* 保持左侧对齐（如果需要水平居中可改为 50% 并配合 translate） */
  transform: translateY(-50%); /* 向上回移自身高度的 50%，实现完美垂直居中 */
  
  /* 2. 确保鼠标移上后尺寸不变 */
  transition: transform 0.3s ease; /* 添加过渡属性以便控制状态 */
}

/* 显式定义悬停状态，确保不发生缩放 */
.news-con li .pic:hover img {
  transform: translateY(-50%); /* 保持垂直居中位置，不放大也不缩小 */
  /* 如果原代码其他地方有 scale(1.1) 之类的，这里写 transform: none 也可以，
     但要注意这会覆盖掉上面的 translateY，所以最好保留 translateY */
}
/* --- 修改部分结束 --- */
.news-con li .pic .mask {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(250,171,0,0.8);
  opacity: 0;
  transition: all 0.3s ease-in-out;
}
.news-con li .pic .mask .arrow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80px;
  height: 80px;
  background: url("../images/news-more-arrow.png") no-repeat center;
  transform: translate(-50%,-50%);
}
.news-con li h4 {
  padding-top: 32px;
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.news-con li p {
  padding-top: 16px;
  font-size: 14px;
  color: var(--grey_9);
  line-height: 180%;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.news-con li .date {
  padding-top: 20px;
 
  font-size: 16px;
  color: #ccc;
}
.news-con li a:hover {
  border-bottom: 1px solid var(--yellow);
}
.news-con li a:hover .pic {
 
}
.news-con li a:hover .pic .mask {
  opacity: 1;
}
.news-con li a:hover .date {
  display: yes;
}

/* responsive */
@media only screen and (max-width: 1024px) {
  .news {
    padding: 60px 0 40px;
  }

  .news-tit h2 {
    font-size: 12px;
  }
  .news-tit h3 {
    padding: 4px 0 16px;
    font-size: 16px;
  }
  .news-tit h3:after {
    width: 80px;
    height: 2px;
  }
  .news-tit a.more-btn {
    padding: 6px 36px 6px 12px;
    background: url("../images/more-arrow.png") no-repeat right 12px center;
  }

  .news-con {
    padding-top: 32px;
  }
  .news-con ul {
    width: auto;
  }
  .news-con li {
    float: none;
    margin: 0 0 20px 0;
    width: auto;
  }
  .news-con li a {
    padding-bottom: 20px;
    height: auto;
  }
  .news-con li .pic {
    height: auto;
  }
  .news-con li h4 {
    padding-top: 20px;
  }
  .news-con li p {
    padding-top: 8px;
    line-height: 160%;
  }
  .news-con li .date {
    padding-top: 12px;
  }
  .news-con li a:hover {
    border-bottom: 1px solid #ed6c00;
  }
  .news-con li a:hover .pic {
    height: auto;
  }
  .news-con li a:hover .date {
    display: inherit;
  }
}

/* ---------- Quick link ---------- */
.quick-link {
  display: flex;
}

.quick-link .download {
  flex: 1;
  position: relative;
  height: 240px;
  background-position: center;
  background-size: cover;
}
.quick-link .contact {
  flex: 1;
  position: relative;
  height: 240px;
  background-position: center;
  background-size: cover;
}
.quick-link a.more-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  padding: 12px 68px 12px 32px;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 4px;
  background: url("../images/product-more-arrow.png") no-repeat right 32px center;
  font-size: 17px;
  color: #fff;
}
.quick-link a:hover.more-btn {
  border: 1px solid rgba(255,255,255,0.6);
}

/* responsive */
@media only screen and (max-width: 1024px) {
  .quick-link {
    display: inline;
  }

  .quick-link .download {
    height: 200px;
  }
  .quick-link .contact {
    height: 200px;
  }
  .quick-link a.more-btn {
    font-size: 15px;
  }
}



/* ---------- Nav ---------- */
.nav {
  padding: 100px 0;
}

.nav-tit {
  position: relative;
}
.nav-tit h2 {
 
    font-size: 46px;
  font-weight: 600;
  color: var(--grey_9);
  
}
.nav-tit h3 {
  position: relative;
  padding: 4px 0 20px;
  font-size: 24px;
  color: var(--blue);
}
.nav-tit h3:after {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--yellow);
  content: "";
}



/* responsive */
@media only screen and (max-width: 1024px) {
  

  .nav-tit h2 {
    font-size: 12px;
  }
  .nav-tit h3 {
    padding: 4px 0 16px;
    font-size: 16px;
  }
  .nav-tit h3:after {
    width: 80px;
    height: 2px;
  }
  .nav-tit a.more-btn {
    padding: 6px 36px 6px 12px;
    background: url("../images/more-arrow.png") no-repeat right 12px center;
  }

}