/* #banner {
	padding: 0;
} */

.banner-video {
    width: 100%;
    height: 100vh;
}

#indexTopVideo {
	position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
    width:100%;
    height:100%;
    object-fit: fill;
}

.top-banner-tags{
    position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
    z-index: 10;
}

.top-banner-tag {
    position: absolute;
    z-index: 5;
}
.banner-video__poster {
    width: 100%;
    image-rendering: -moz-crisp-edges;
    image-rendering: -o-crisp-edges;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    -ms-interpolation-mode: nearest-neighbor;
}


/*================= 点样式 start=============== */
.top-banner-tag__dot {
    position: relative;
    animation: borderShow 3s infinite;
}

.top-banner-tag__dot {
    display: block;
    width: 18px;
    height: 18px;
    background: #fff;
    border: 7px solid #1730ED;
    border-radius: 50%;
}

.top-banner-tag__dot::before {
    content: '';
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: -1;
    transform: translate(-50%, -50%);
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background: rgba(23, 48, 237, 0.2);
    animation: borderM 3s .75s infinite;

}

.top-banner-tag__dot::after {
    content: '';
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: -1;
    transform: translate(-50%, -50%);
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background: rgba(23, 48, 237, 0.2);
    animation: borderM 3s infinite;

}

@keyframes borderM {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0
    }

    20% {
        opacity: 1
    }

    75% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0
    }

    100% {
        opacity: 0
    }
}

@keyframes borderShow {
    50% {
        box-shadow: 0px 0px 10px 0 #1730ED;
    }
}

/*================= 点样式 end=============== */


.top-banner-tag__content {
    position: absolute;
    left: 33px;
    top: 10px;
    width: 263px;
    transform: translateY(-50%);
    white-space: nowrap;
    font-size: 18px;
    height: 42px;
    text-align: center;
    z-index: 1;
    visibility: hidden;
    pointer-events: none;
}

.top-banner-tags--en .top-banner-tag__content {
    width: 375px
}

.top-banner-tag:hover .top-banner-tag__content {
    visibility: visible;
    pointer-events: all;
}

.top-banner-tag__content::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
    width: 0;
    height: 100%;
    background: url('../images/home_topbaner/title_border.png');
}

.top-banner-tags--en .top-banner-tag__content::before {
    background: url('../images/home_topbaner/title_border_en.png');
}

.top-banner-tag__content--bottom {
    top: 51px;
    left: -117px;
}

.top-banner-tag__title {
    opacity: 0;
    color: #fff;
    font-size: 16px;
    vertical-align: middle;
    position: relative;
    line-height: 42px;

    /* 动画效果，用于不断更新阴影位置以实现呼吸效果 */
    /* animation: breathing 5s infinite alternate; */
}

/* @keyframes breathing {  
    from {
        text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px rgb(2, 134, 245), 0 0 40px rgb(2, 134, 245), 0 0 50px rgb(2, 134, 245), 0 0 60px rgb(2, 134, 245), 0 0 70px rgb(2, 134, 245);
    }
    to {
        text-shadow: 0 0 20px #fff, 0 0 30px #fff, 0 0 40px rgba(2, 134, 245, 0.8), 0 0 50px rgba(2, 134, 245, 0.8), 0 0 60px rgba(2, 134, 245, 0.8), 0 0 70px rgba(2, 134, 245, 0.8), 0 0 80px rgba(2, 134, 245, 0.8);
    }
} */

.top-banner-tag__title::before{
    content: '';
    position: absolute;
    left: 34px;
    top: 17px;
    width: 20px;
    height: 7px;
    background: url('../images/home_topbaner/title_border-icon.png');
    animation: borderIconLeft 3s infinite;
}


@keyframes borderIconLeft {
    50% {
        transform: translateX(-10px);
    }
}
.top-banner-tag__title::after{
    content: '';
    position: absolute;
    right: 34px;
    top: 17px;
    width: 20px;
    height: 7px;
    transform: rotateY(180deg);
    background: url('../images/home_topbaner/title_border-icon.png');
    animation: borderIconRight 3s infinite;
}

@keyframes borderIconRight {
    50% {
        transform: rotateY(180deg) translateX(-10px);
    }
}

.top-banner-tag__detail {
    position: absolute;
    left: -170px;
    top: 52px;
    width: 0;
    visibility: hidden;
    height: 225px;
    background: url('../images/home_topbaner/content_bg.png');
    display: -ms-grid; /* IE10 */
    display: -webkit-grid; /* Safari */
    display: grid; /* 标准语法 */
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 20%;
    font-size: 16px;
    color: #fff;
    padding: 8px 10px;
    box-sizing: border-box;
}


.top-banner-tags--en .top-banner-tag__detail {
    left: -56px;
}


/* 增加hover区域，提升体验 start */
.top-banner-tag__detail::before {
    content: '';
    position: absolute;
    top: -36px;
    width: 100%;
    height: 40px;
}

.top-banner-tag__content--bottom .top-banner-tag__detail::before {
    height: 70px;
    top: -65px;
 }

.top-banner-tag__content--top .top-banner-tag__detail {
    top: -240px;
}

.top-banner-tag__content--top .top-banner-tag__detail::before {
    top: auto;
    bottom: -36px;
 }
 /* 增加hover区域，提升体验 end */

.top-banner-tag__item {
    text-align: left;
    display: flex;
    align-items: center;
    cursor: pointer;
    opacity: 0;
    color: #fff;
    width: 206px;
    gap: 2px;
}

.top-banner-tag__item:hover {
    background-color: rgba(65,91,203, 0.4);
}

.top-banner-tag__icon {
    background-repeat: no-repeat;
    background-position: center;
    text-align: center;
    width: 60px;
    height: 43px;
}

.top-banner-tag__span {
    font-size: 12px;
    flex: 1;
    white-space: normal;
}


.dianrongqi {
    background-image: url('../images/home_topbaner/icon/dianrongqi.png');
}
.fengzhuangjizuo {
    background-image: url('../images/home_topbaner/icon/fengzhuangjizuo.png');
}
.dianganqi {
    background-image: url('../images/home_topbaner/icon/dianganqi.png');
}
.dianzuqi {
    background-image: url('../images/home_topbaner/icon/dianzuqi.png');
}
.jiban {
    background-image: url('../images/home_topbaner/icon/jiban.png');
}
.chaxin {
    background-image: url('../images/home_topbaner/icon/chaxin.png');
}
.MT {
    background-image: url('../images/home_topbaner/icon/MT.png');
}
.TO {
    background-image: url('../images/home_topbaner/icon/TO.png');
}
.fengzhuangguanke {
    background-image: url('../images/home_topbaner/icon/fengzhuangguanke.png');
}
.lianjieqi {
    background-image: url('../images/home_topbaner/icon/lianjieqi.png');
}
.jiti {
    background-image: url('../images/home_topbaner/icon/jiti.png');
}
.dianzijiangliao {
    background-image: url('../images/home_topbaner/icon/dianzijiangliao.png');
}
.yadianpenshefa {
    background-image: url('../images/home_topbaner/icon/yadianpenshefa.png');
}
.pidao {
    background-image: url('../images/home_topbaner/icon/pidao.png');
}
.jinshuhuataoci {
    background-image: url('../images/home_topbaner/icon/jinshuhuataoci.png');
}
.boliyujinshufengzhuang {
    background-image: url('../images/home_topbaner/icon/boliyujinshufengzhuang.png');
}
.taotong {
    background-image: url('../images/home_topbaner/icon/taotong.png');
}
.shoujitaocihougaiban {
    background-image: url('../images/home_topbaner/icon/shoujitaocihougaiban.png');
}
.chuandaiwaiguanjian {
    background-image: url('../images/home_topbaner/icon/chuandaiwaiguanjian.png');
}
.guguanjie {
    background-image: url('../images/home_topbaner/icon/guguanjie.png');
}
.zhusaibeng {
    background-image: url('../images/home_topbaner/icon/zhusaibeng.png');
}
.fenxuefa {
    background-image: url('../images/home_topbaner/icon/fenxuefa.png');
}
.shengwutaoci {
    background-image: url('../images/home_topbaner/icon/shengwutaoci.png');
}
.SOFC {
    background-image: url('../images/home_topbaner/icon/SOFC.png');
}
.dandianchi {
    background-image: url('../images/home_topbaner/icon/dandianchi.png');
}
.dianduimozu {
    background-image: url('../images/home_topbaner/icon/dianduimozu.png');
}
.dianjiezhigemopian {
    background-image: url('../images/home_topbaner/icon/dianjiezhigemopian.png');
}
.taocigoujian {
    background-image: url('../images/home_topbaner/icon/taocigoujian.png');
}

.top-banner-tag:hover {
    z-index: 20;
}

.top-banner-tag:hover .top-banner-tag__content::before {
    width: 263px;
    transition: all .3s ease;
}

.top-banner-tags--en .top-banner-tag:hover .top-banner-tag__content::before {
    width: 375px;
}

.top-banner-tag:hover .top-banner-tag__detail {
    width: 432px;
    visibility: visible;
    transition: all .3s ease-in;
}

.top-banner-tag:hover .top-banner-tag__title {
    opacity: 1;
    transition: all .2s .3s;
}
.top-banner-tag:hover .top-banner-tag__item {
    opacity: 1;
    transition: opacity .2s .3s;
}