/*手机端导航*/
.mobile-header{
    width: 100%;
    position: fixed;
    top: 0px;
    left: 0px;
    z-index: 999999;
    /* 过渡：底色、模糊都平滑变化 */
    transition: background 0.3s ease;
    /* 毛玻璃核心 */
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 1px 5px rgba(120,120,140,.15);
    backdrop-filter: blur(10px) saturate(130%);
    -webkit-backdrop-filter: blur(10px) saturate(130%);

}
.mobile-header-wrap{
    height: 60px;
    padding: 0 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.mobile-logo{display:block;line-height:0; }
.mobile-logo img{height:32px;width: auto;}
.mobile-language-switch{
    display: flex;
    position: absolute;
    right: 20px;
    top: 0;
    height:60px;
    align-items: center;
}
.mobile-header-icon{
    position: absolute;
    left: 0;
    top: 0;
    width: 60px;
    height:60px;
    cursor: pointer;
    background: transparent !important;
    border: none !important;
}
.mobile-header-icon span{
    position: absolute;
    left: calc((100% - 25px) / 2);
    top: calc((100% - 1px) / 2);
    width: 23px;
    height: 3px;
    background-color:#000;
    border-radius: 3px;
}
.mobile-header-icon span:nth-child(1){
    transform: translateY(-8px) rotate(0deg);
}
.mobile-header-icon span:nth-child(2){
    transform: translateY(0) rotate(0deg);
}
.mobile-header-icon span:nth-child(3){
    transform: translateY(8px) rotate(0deg);
}


.mobile-header-icon-click span:nth-child(1){
    animation-duration: 0.5s;
    animation-fill-mode: both;
    animation-name: clickfirst;
}       
.mobile-header-icon-click span:nth-child(2){
    animation-duration: 0.5s;
    animation-fill-mode: both;
    animation-name: clicksecond;
}
.mobile-header-icon-click span:nth-child(3){
    animation-duration: 0.5s;
    animation-fill-mode: both;
    animation-name: clicksthird;
}
  


@keyframes clickfirst {
    0% {
        transform: translateY(8px) rotate(0deg);
        
    }
    
    100% {
        transform: translateY(0) rotate(45deg);
    }
}   

@keyframes clicksecond {
    0% {
        transform: translateY(0) rotate(0deg);
        
    }
    
    100% {
      transform: translateX(-999em) rotate(0deg);
    }
}  

@keyframes clicksthird{
    0% {
        transform: translateY(-8px) rotate(0deg);
    }
    
    100% {
      transform: translateY(0) rotate(-45deg);
    }
}   

.mobile-header-icon-out span:nth-child(1){
  animation-duration: 0.5s;
  animation-fill-mode: both;
  animation-name: outfirst;
}       
.mobile-header-icon-out span:nth-child(2){
  animation-duration: 0.5s;
  animation-fill-mode: both;
  animation-name: outsecond;
}
.mobile-header-icon-out span:nth-child(3){
  animation-duration: 0.5s;
  animation-fill-mode: both;
  animation-name: outthird;
}

@keyframes outfirst {
    0% {
      transform: translateY(0) rotate(-45deg);
    }
    
    100% {
      transform: translateY(-8px) rotate(0deg);
    }
}   


@keyframes outsecond {
    0% {
      transform: translateY(0) rotate(45deg);
    }
    
    100% {
      transform: translateY(0) rotate(0deg);
    }
}

@keyframes outthird {
    0% {
      transform: translateY(0) rotate(45deg);
    }
    
    100% {
      transform: translateY(8px) rotate(0deg);
    }
}

.mobile-nav{
  background-color: rgba(10,60,116,0.9);
  width: 100%;
  position: fixed;
  top: 60px;
  left: 0px;
  display: none;
  z-index: 99999;
  bottom: 0px;
  overflow-y: auto;
}


.mobile-ul{
  padding-bottom: 50px;
}
.mobile-ul li{
  padding: 0 10%;
}
.mobile-ul a{
  display: block;
  line-height: 44px;
  text-decoration: none;
  color: #FFFFFF;
  border-bottom: solid 1px rgba(255,255,255,0.3);
  transition: all 0.5s;
  font-size: 16px;
  animation-duration: 0.5s;
  animation-fill-mode: both;
  animation-name: ReturnToNormal;
}
.mobile-ul a:hover{
  border-bottom: solid 1px rgba(255,255,255,0.2);
}

.sub-list li{
  padding: 0 0 0 10%;
}
.sub-list li a{
  font-size: 14px;
  line-height: 40px;
}

@-webkit-keyframes ReturnToNormal {
    100% {
      transform: translateX(0%) rotate(0deg);
    }
}

@keyframes ReturnToNormal {
    100% {
      transform: translateX(0%) rotate(0deg);
    }
}



/* 1025px ~ 1280px*/
@media (max-width: 1280px) {  
  
}


/* 901px ~ 1024px */
@media (max-width: 1024px) {
    .h5{height:3px;width:100%;clear:both;}
    .h10{height:5px;width:100%;clear:both;}
    .h15{height:8px;width:100%;clear:both;}
    .h20{height:10px;width:100%;clear:both;}
    .h25{height:13px;width:100%;clear:both;}
    .h30{height:15px;width:100%;clear:both;}
    .h40{height:20px;width:100%;clear:both;}
    .h50{height:25px;width:100%;clear:both;}
    .h60{height:30px;width:100%;clear:both;}
    .h70{height:35px;width:100%;clear:both;}
    .h80{height:40px;width:100%;clear:both;}
    .h90{height:45px;width:100%;clear:both;}
    .h100{height:50px;width:100%;clear:both;}
    
    .heading-title { margin-bottom: 15px;}
    .heading-title h2 { font-size: 22px;}
    .heading-title h2::before {width:4px; height: 20px;}
    .heading-title .more { font-size: 12px;  }
    .toutiao-section .heading-title{margin-bottom: 12px;}
}

/* 0 ~ 900px */
@media (max-width: 900px) {

    .site-container,.main { width: calc(100% - 40px); }
    
    .banner{
        background: #c8e1f7;
        padding-top: 20px;
    }
    .body-en .banner{
        padding-top: 60px;
    }
  
    .banner .banner-inner {
        position: absolute; 
        width: 100%;
        left: 0;
        top: 60px;
        bottom: 0;
        z-index: 2;
    }
    .banner .site-container {
        height: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .banner-content {
        padding: 10px 0;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
    }
    .banner-content h1 {
        line-height: 1.1;
        text-align: center;
    }
    .banner-content p {
        text-align: center;
    }
    .banner-content .contact-btn {
        margin-top: 15px;
        border-radius: 30px;
        padding: 10px 22px;
        font-size: 14px;
    }


    .first-section {
        grid-template-columns: 1fr;
        /* 可选：移动端调小上下内边距、间距 */
        gap: 20px;
        padding-top: 30px;
        padding-bottom: 30px;
    }
    .news-swiper {
        aspect-ratio: 16 / 10;
        border-radius: 11px;
    }
    

    .news-swiper .swiper-button-prev,
    .news-swiper .swiper-button-next {
        display:none !important;
    }
    
    .news-swiper .slide-caption {
        padding:12px 15px;
        border-radius: 11px;
        border-top-left-radius: 0;
        border-top-right-radius: 0;
    }
    
    .news-swiper .slide-caption h3 {
        font-size:16px;
        white-space: normal;
        overflow: visible;
        text-overflow: unset;
    }
    .news-swiper .slide-caption p {
        margin-top: 4px;
        font-size: 13px;
    }
    .news-swiper .swiper-pagination{
        display: none;
    }

    .toutiao-section {
        border-radius: 11px;
        padding: 15px;
        box-shadow: 0 5px 15px rgba(36, 73, 110, 0.1);
    }
    
    .toutiao-list .item-one{
        padding: 13px;
    }
    .toutiao-list .item-one h3{
        margin: 0;
        line-height: 1.2;
        white-space: normal;
        overflow: visible;
        text-overflow: unset;
    }
    .toutiao-list .item-one p{
        display: none;
    }

    
    
    .portal-news-layout {
        grid-template-columns: 1fr; gap: 20px;
    }
    
    
    
    .portal-news-card{
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 15px;
        border-radius: 11px;
    }
    .portal-news-title{
        gap:0
    }
    .portal-news-title h3{
        font-size: 16px;
    }
    .portal-news-copy{
        padding: 0;
    }
    
    .portal-news-aside{
        display: none;
    }
    
    .portal-partner-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 10px; /* 可选：移动端调小间距 */
    }
    
    .portal-column-content{
        padding: 30px 0 0;
    }
    
    .portal-detail-content{
        padding: 30px 0 0;
    }
    .portal-detail-layout {
        grid-template-columns: minmax(0,1fr);
        gap:0;
    }
    
    .portal-detail-relation {grid-template-columns: minmax(0,1fr); gap: 15px; }
    .portal-detail-relation a {font-size: 14px; line-height: 1.2; }
    .portal-detail-relation a span{margin-bottom: 5px; font-size: 12px;}
    .portal-photo-grid { grid-template-columns: repeat(1, minmax(0, 1fr));}

        
    
    .footer .site-container { padding: 30px 0; }
    .footer .footer-logo { text-align:center}
    .footer .footer-logo img { height: 36px; }
    .footer .footer-content {  margin-top:20px; gap: 20px; justify-content: flex-start; flex-direction:column}
    .footer .footer-navigation { grid-template-columns: repeat(4, minmax(0,1fr)); gap: 20px; }
    .body-en .footer .footer-navigation{
         grid-template-columns: repeat(3, minmax(0,1fr)); 
    }
    .footer .footer-group h2 { margin: 0 0 10px; font-size: 15px; }
    .footer .footer-group li a { font-size: 13px; }
    .footer .footer-contact { flex: 1;  position:relative;  padding-right:100px; min-height: 100px}
    .footer .footer-contact h2 { font-size: 15px; margin: 0 0 10px; }
    
    
    
    
    .footer-qr, .footer .footer-contact-qr{
        position: absolute;
        right:0;
        top:50%;
        transform: translateY(-50%);
        margin-top:0;
    }
    .footer .footer-copyright {  padding: 15px ;}
    
    .backTop {width:48px; height:48px; background:var(--theme-color);}
    .backTop img{width:22px;height:22px;}
    .backTop img.n{display: none;}
    .backTop img.h{display: block;}
    .backTop:hover img.n{ display: block; }
    .backTop:hover img.h{ display: none; }


}