.company,.history,.culture{
  padding: 0.8rem 0 1rem;
}
/* 发展历程：滚动钉住，内部 swiper 随滚动切换 */
.history_pin{
  position: relative;
}
.history .myHistory{
  width: 100%;
}
.box_title .tit{
  font-size: 0.24rem;
  color: transparent;
  background: linear-gradient(to left, #29a7e2, #0e6eb8);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-flex;
}
.box_title .txt{
  font-size: 0.42rem;
  color: #02031c;
  font-weight: bold;
}
.company_left,
.company_right{
  width: 48%;
  position: relative;
}
.company_left{
  height: 8.4rem;
}
.company_left video{
  width: 100%;
  height: 100%;
  object-fit: fill;
}
.company_left .video_btn{
  width: 1.1rem;
  height: 1.1rem;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  cursor: pointer;
}
.company_right .editor{
  height: 4.7rem;
  overflow-y: auto;
  padding-right: 0.3rem;
  box-sizing: border-box;
  text-align: justify;
  margin: 0.3rem auto;
}
.company_right .company_items{
  list-style: none;
  margin-top: 0.3rem;
  position: relative;
  z-index: 1;
}
.company_right .company_items li{
  position: relative;
  width: 24%;
}
.company_right .company_items li:last-child:after{
  display: none;
}
.company_right .company_items .txt{
  font-size: 0.18rem;
  color: #888;
}
.company_right .company_items .txt b{
  font-size: 0.66rem;
  color: transparent;
  background: linear-gradient(to bottom, #29a7e2, #0e6eb8);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-family: Arial, Helvetica, sans-serif;
}
/*  */
.history{
  position: sticky;
  bottom: 0;
}
.myHistory .swiper-slide{
  position: relative;
  flex: 0 0 calc((100% - 0.9rem) / 4);
  margin-right: 0.3rem;
}
.myHistory .swiper-slide::before{
  content: "";
  display: block;
  background: url(../myHistory_bg.png)repeat-x 0.35rem;
  width: 100%;
  height: 0.07rem;
  position: absolute;
  top: 1.3rem;
  opacity: 0.2;
}
.myHistory{
  margin-top: 0.5rem;
  cursor: grab;
}
.myHistory.dragging{
  cursor: grabbing;
}
.myHistory .swiper-wrapper{
  display: flex;
  flex-wrap: nowrap;
  width: 100%;
  will-change: transform;
  transition: none;
  user-select: none;
}
.myHistory .swiper-slide .year{
  display: inline-flex;
  align-items: end;
  font-size: 0.36rem;
  color: #02031c;
  font-weight: bold;
  height: 1.1rem;
  transform: translateX(-50%);
  position: relative;
  margin-bottom: 0.3rem;
  /* transition: ease-in-out 0.3s; */
  font-family: Arial, Helvetica, sans-serif;
}
.myHistory .swiper-slide .year::after{
  content: "";
  display: block;
  width: 0.1rem;
  height: 0.1rem;
  border-radius: 50%;
  background: #02031c;
  position: absolute;
  bottom: -0.3rem;
  left: 52%;
  transform: translateX(-50%);
  z-index: 1;
}
.myHistory .swiper-slide .items{
  padding-top: 0.6rem;
  position: relative;
}
.myHistory .swiper-slide .items::before{
  content: "";
  display: block;
  width: 0.02rem;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(0,0,0,0));
  position: absolute;
  left: 0.01rem;
  top: 0;
}
.myHistory .swiper-slide .items .items_con{
  max-height: 3.8rem;
  overflow-y: auto;
  padding-right: 0.3rem;
  box-sizing: border-box;
  position: relative;
  padding-left: 0.2rem;
}

.myHistory .swiper-slide .items .item{
  margin-top: 0.2rem;
}
.myHistory .swiper-slide .items .item .day{
  font-size: 0.26rem;
  color: #02031c;
  position: relative;
  font-family: Arial, Helvetica, sans-serif;
}
.myHistory .swiper-slide .items .item .day::before{
  content: "";
  display: block;
  width: 0.05rem;
  height: 0.05rem;
  border-radius: 50%;
  background: #02031c;
  position: absolute;
  left: -0.2rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
}
.myHistory .swiper-slide .items .item .txt{
  font-size: 0.18rem;
  color: #888;
}
.myHistory .swiper-slide-active .year{
  font-size: 0.6rem;
  color: transparent;
  background: linear-gradient(to left, #29a7e2, #0e6eb8);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-family: Arial, Helvetica, sans-serif;
  align-items: start;
  /* transition: ease-in-out 0.3s; */
}
.myHistory .swiper-slide-active .year::after{
  background: url(../myHistory_ico.png) no-repeat top center/100%;
  width: 0.82rem;
  height: 1.53rem;
  bottom: -1.3rem;
  border-radius: 0;
  left: 53%;
}
.myHistory .swiper-slide-active .items::before{
  width: 0.04rem;
  height: 100%;
  background: linear-gradient(to bottom, rgba(14, 110, 184, 0.4), rgba(14, 110, 184, 0));
}
.myHistory .swiper-slide-active .items .item .day::before{
  background: #0e6eb8;
}
/*  */
.advantage{
  padding-top: 0.8rem;
}
.advantage_items{
  margin-bottom: 0.5rem;
}
.advantage_items .item{
  width: calc(100% / 3 - 0.36rem);
  margin-right: 0.5rem;
  margin-top: 0.4rem;
  height: 2.2rem;
  border-radius: 0.15rem;
  overflow: hidden;
  transition: ease-in-out 0.3s;
  box-shadow: 0.1rem 0.1rem 0.1rem rgba(0,0,0,0.1);
}
.advantage_items .item:nth-child(3n){
  margin-right: 0;
}
.advantage_items .item a{
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  background: rgba(0,0,0,0.3);
}
.advantage_items .item .tit{
  width: 100%;
  height: calc(100% - 0.45rem);
  padding: 0.4rem;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  font-size: 0.28rem;
  line-height: 0.3rem;
  color: #fff;
  
}
.advantage_items .item .mores{
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.9);
  padding: 0 0.4rem;
  display: inline-flex;
  justify-content: space-between;
  align-items: center;
  line-height: 0.45rem;
  color: #0e6eb8;
  font-size: 0.18rem;
}
.advantage_items .item .mores span{
  display: block;
  width: 0.2rem;
  height: 0.2rem;
}
.advantage_items .item .mores span img{
  display: block;
}
.advantage_items .item:hover,
.culture_items .item:hover{
  transform: translateY(0.1rem);
  transition: ease-in-out 0.3s;
}
.platform{
  padding-bottom: 1rem;
}
.platform_tab{
  position: relative;
  border-radius: 0.2rem;
  overflow: hidden;
  height: 5.5rem;
  margin-top: 0.5rem;
}
.platform_nav{
  margin: 0;
  list-style: none;
  display: flex;
  justify-content: center;
  position: absolute;
  bottom: 0.4rem;
  width: 100%;
  padding: 0 0.3rem;
  box-sizing: border-box;
}
.platform_nav li{
  padding: 0.1rem 0.2rem;
  border: 0.01rem solid #fff;
  border-radius: 0.2rem;
  margin: 0 0.1rem;
  cursor: pointer;
  font-size: 0.2rem;
  line-height: 0.24rem;
  transition: all 0.3s;
  height: 0.7rem;
  width: calc(100% / 6);
  letter-spacing: -0.01rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: rgba(255, 255, 355, 0.8);
}
.platform_nav li.active{
  background: linear-gradient(to left, #29a7e2, #0e6eb8);
  border-color: transparent;
  color: #fff;
}
.platform_item{
  display: none;
}
.platform_item.active{
  display: block;
}
.platform_img{
  width: 100%;
  height: 100%;
  border-radius: 0.2rem;
  overflow: hidden;
}
.platform_img img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}


/* culture */
.culture_items{
  margin-top: 0.5rem;
}
.culture_items .item{
  height: 5.8rem;
  position: relative;
  border-radius: 0.2rem;
  overflow: hidden;
  transition: ease-in-out 0.3s;
}
.culture_items .item .img{
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 0.2rem;
}
.culture_items .item .img img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.culture_items .item .tct{
  width: 100%;
  height: 100%;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 0.4rem;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(to bottom,rgba(0,0,0,0),rgba(0,0,0,0.5));
}
.culture_items .item .tct .tit{
  font-size: 0.36rem;
  font-weight: bold;
  color: #fff;
}
.culture_items .item .tct .txt{
  font-size: 0.18rem;
  line-height: 0.36rem;
  color: #fff;
  margin-top: 0.1rem;
  min-height: 1.44rem;
}

/* 响应式：平板 */
@media screen and (max-width:1024px){
	.company_con{
    flex-direction: column-reverse;
	}
	.company_left,
	.company_right{
		width: 100%;
    height: auto;
	}
  .company_left .video_btn{
    width: 0.6rem;
    height: 0.6rem;
  }
	.company_right{
		margin-top: 0.4rem;
	}
	.advantage_items{
		flex-wrap: wrap;
    margin-bottom: 0.3rem;
	}
	.advantage_items .item{
		width: calc(100% / 2 - 0.25rem);
		margin-right: 0.5rem;
    margin-top: 0.3rem;
	}
	.advantage_items .item:nth-child(3n){
		margin-right: 0.5rem;
	}
	.advantage_items .item:nth-child(2n){
		margin-right: 0;
	}
	.culture_items{
		flex-wrap: wrap;
	}
	.culture_items .item{
		width: calc(50% - 0.2rem);
		height: 4.4rem;
		margin-bottom: 0.4rem;
	}
	.platform_nav li{
		font-size: 0.16rem;
		padding: 0.1rem;
	}
  .myHistory{
    margin-top: 0.3rem;
    overflow: hidden;
  }
  .myHistory .swiper-slide .year{
    transform: translateX(0%);
    height: 0.5rem;
  }
  .myHistory .swiper-slide-active .year::after{
    left: 2%;
    bottom: -1.8rem;
  }
  .myHistory .swiper-slide-active .year{
    font-size: 0.4rem;
  }
  /* 响应式：取消钉住平移，每屏一个 + 触摸左右滑动 */
  .history_pin{
    height: auto !important;
  }
  .history{
    position: static;
    height: auto;
    overflow: visible;
    display: block;
  }
  .myHistory .swiper-wrapper{
    transform: none !important;
    transition: none;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
  }
  .myHistory .swiper-slide{
    flex: 0 0 100%;
    margin-right: 0;
    scroll-snap-align: start;
  }
  .advantage_items .item .tit{
    padding: 0.2rem;
    font-size: 0.2rem;
  }
  .advantage_items .item .mores{
    padding: 0 0.2rem;
    font-size: 0.16rem;
  }
}

/* 响应式：手机 */
@media screen and (max-width:768px){
	.company,
	.history,
	.culture{
		padding: 0.6rem 0 0.4rem;
	}
	.box_title .tit{
		font-size: 0.2rem;
	}
	.box_title .txt{
		font-size: 0.26rem;
	}
	.company_con{
		flex-direction: column-reverse;
	}
	.company_left,
	.company_right{
		width: 100%;
	}
	.company_right{
		margin-top: 0;
	}
	.company_right .editor{
		height: 3rem;
		margin: 0.2rem auto;
		padding-right: 0.15rem;
	}
	.company_right .company_items{
		display: flex;
		flex-wrap: wrap;
	}
	.company_right .company_items li{
		width: 50%;
	}
  .company_right .company_items .txt{
    text-align: center;
  }
	.company_right .company_items .txt b{
		font-size: 0.44rem;
	}
	.advantage_items .item{
		width: 100%;
		margin-right: 0;
		height: 1.6rem;
	}
	.advantage_items .item:nth-child(3n),
	.advantage_items .item:nth-child(2n){
		margin-right: 0;
	}
	.culture_items .item{
		width: 100%;
		height: 3.2rem;
    margin-bottom: 0.3rem;
	}
  .platform{
    padding-bottom: 0.3rem;
  }
	.platform_nav{
		flex-wrap: wrap;
		margin-bottom: 0.2rem;

	}
	.platform_nav li{
		box-sizing: border-box;
    width: 48%;
    margin: 1%;
    padding: 0;
    height: 0.7rem;
	}
	.platform_tab{
		height: auto;
    margin-top: 0.3rem;
	}
  .platform_nav{
    position: static;
    padding: 0;
    box-sizing: border-box;
  }
  .culture_items .item .tct{
    padding: 0.2rem;
    
  }
  .culture_items .item .tct .tit{
    font-size: 0.24rem;
  }
  .culture_items .item .tct .txt{
    font-size: 0.16rem;
    line-height: 0.24rem;
  }


}