.header {
    background-color: #30384B;
    height: 80px;
    display: flex;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header .header-content {
    padding: 0 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}
.header .nav-logo {
    width: 240px;
    height: 50px;
}
.header .menu-btn {
    display: none;
    width: 25px;
    height: 21px;
    cursor: pointer;
}
/*.header .nav-links {*/
/*    display: flex;*/
/*    !*justify-content: space-between;*!*/
/*    align-items: center;*/
/*    !*gap: 34px;*!*/
/*    height: 80px;*/
/*    line-height: 80px;*/
/*}*/
/*.header .nav-a-container {*/
/*    height: 100%;*/
/*    position: relative;*/
/*    padding: 0 16px;*/
/*}*/
/*.header .nav-a-container:hover {*/
/*    border-bottom: 2px solid var(--primary-active-color);*/
/*    transition: border-bottom 0.1s;*/
/*}*/
/*.header .nav-a-container .vertical-line{*/
/*    position: absolute;*/
/*    bottom: 0;*/
/*    left: 50%;*/
/*    transform: translateX(-50%);*/
/*    height: 0;*/
/*    transition: 0.1s ease-in-out;*/
/*}*/
/*.header .nav-a-container .real-vertical-line{*/
/*    background-color: var(--primary-active-color);*/
/*    width: 2px;*/
/*    height: 100%;*/
/*}*/
/*.header .nav-a-container:hover .vertical-line{*/
/*    padding: 0 32px;*/
/*    height: 24px;*/
/*    bottom: -24px;*/
/*    transition: bottom 0.3s ease-in-out, height 0.3s ease-in-out*/
/*}*/
/*.header .nav-a-container:hover .nav-btn {*/
/*    color: var(--primary-active-color);*/
/*    transition: color 0.1s;*/
/*}*/
/*.header .nav-links .nav-btn {*/
/*    color: #fff;*/
/*    font-size: 14px;*/
/*    height: 100%;*/
/*}*/
/*.header .nav-links .nav-btn.active {*/
/*    color: var(--primary-active-color);*/
/*}*/
/*.header .nav-links .nav-a-container:hover .nav-sub-menu{*/
/*    visibility: visible;*/
/*    height: 126px;*/
/*    bottom: -150px;*/
/*    z-index: 999;*/
/*    transition: 0.3s ease-in-out;*/
/*}*/
/*.header .nav-sub-menu {*/
/*    visibility: hidden;*/
/*    overflow: hidden;*/
/*    background-color: #fff;*/
/*    height: 0;*/
/*    position: absolute;*/
/*    bottom: 0;*/
/*    right: 50%;*/
/*    transform: translateX(50%);*/
/*    z-index: 20;*/
/*    border-top: 2px solid var(--primary-active-color);*/
/*    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);*/
/*    transition: 0.1s ease-in-out;*/
/*}*/
/*.header .nav-sub-menu2 {*/
/*    display: flex;*/
/*    align-items: center;*/
/*    gap: 16px;*/
/*    padding: 24px 18px;*/
/*}*/

/*.header .nav-sub-menu img{*/
/*    width: 150px;*/
/*    height: 80px;*/
/*}*/
/*.header .nav-sub-menu .nav-sub-menu-btns{*/
/*    display: flex;*/
/*    gap: 16px;*/
/*}*/
/*.header .nav-sub-menu .nav-sub-menu-btn-cont{*/
/*    line-height: 16px;*/
/*    flex: 1;*/
/*}*/
/*.header .nav-sub-menu .nav-sub-menu-btn{*/
/*    line-height: 24px;*/
/*    white-space: nowrap;*/
/*    font-weight: 400;*/
/*    font-size: 14px;*/
/*    color: #535353;*/
/*}*/
/*.header .nav-sub-menu .nav-sub-menu-btn:hover{*/
/*    color: var(--primary-active-color);*/
/*    transition: color 0.3s;*/
/*}*/
/*@media screen and (min-width: 767px) and (max-width: 1200px) {*/
/*    .header .nav-links {*/
/*        gap: 16px;*/
/*    }*/
/*}*/
/*@media screen and (max-width: 767px) {*/
/*    .header .nav-links {*/
/*        display: none;*/
/*    }*/
/*}*/
.pe-menu {
    position: fixed;
    width: 100%;
    height: 100vh;
    background-color: #fff;
    top: -120%;
    z-index: 3000;
    transition: top 0.3s ease;
}
.pe-menu .top-line img{
    width: auto;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 24/5;

}
.pe-menu.show {
    top: 0;
    transition: top 0.5s ease-in-out;
}
.pe-menu .top-title{
    font-size: 34px;
}

.pe-menu .top-line{
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
    padding: 16px 32px;
    background-color: #30384b;
    user-select: none;
}

.pe-menu .close-btn{
    font-size: 28px;
    width: 28px;
    height: 28px;
    line-height: 28px;
    text-align: center;
    cursor: pointer;
}
.pe-menu .menu-content{
    margin: 32px 0;
    padding: 0 32px;
}
.pe-menu .menu-column{
    height: 50px;
    line-height: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    margin-top: 12px;
    border-bottom: 1px solid rgba(77, 77, 77, 0.2);
    user-select: none;
}
.pe-menu .menu-column2{
    height: 50px;
    line-height: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    margin-top: 12px;
    border-bottom: 1px solid rgba(77, 77, 77, 0.2);
    user-select: none;
}
.pe-menu .menu-column img{
    width: 32px;
    height: 32px;

}
.pe-menu .menu-title{
    color: #000;
    width: 100%;
}
.pe-menu .menu-sub-column{
    height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: height .2s ease-in-out;
}
.pe-menu .menu-sub-column.active{
    transition: height .3s ease-in-out;
}
.pe-menu .menu-arrow-right{
    transition: transform .2s ease;
}
.pe-menu .menu-sub-title{
    height: 50px;
    line-height: 50px;
    color: #4D4D4D;
    margin-top: 12px;
    padding-left: 16px;
    border-bottom: 1px solid rgba(77, 77, 77, 0.2);
}









.w-bottom {
    padding: 24px 0;
    height: 70px;
}
.w-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: white;
}

.nav-link-en {
    margin-top: 0;
    height: 21px;
    white-space: nowrap;
}

.nav-link {
    margin-top: 0;
    height: 21px;
    font-size: 16px;
    color: #FFF;
}
.w-nav-item:hover .nav-link{
    color: var(--primary-active-color);
    transition: color 0.1s;
}

.w-nav-item {
    position: relative;
    text-align: center;
    display: block;
    padding: 0 14px;
}

.w-nav-item.active .nav-link{
    font-weight: 600;
    color: var(--primary-active-color);
}

.w-nav-item.active:after {

    content: "";
    position: absolute;
    left: 0;
    bottom: -25px;
    margin: 0 auto;
    width: 30px;
    height: 4px;
    background: var(--primary-active-color);
    transition: 0.3s;
}

/*下划线 竖 有子栏目时出现*/
.w-nav-item.has-children:before {
    content: "";
    position: absolute;
    left: 50%;
    top: 45px;
    margin: 0 auto;
    width: 5px;
    height: 0;
    background: var(--primary-active-color);
    transition: 0.3s;
}

.w-nav-item:hover:before {
    height: 20px;
}

/*下划线 横*/
.w-nav-item:after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -25px;
    margin: 0 auto;
    width: 0;
    height: 4px;
    background: var(--primary-active-color);
    transition: 0.3s;
}

.w-nav-item:hover {
    font-weight: 600;
    color: var(--primary-active-color);
}

.w-nav-item:hover:after {
    width: 60px;
}

/*子菜单栏*/
.w-nav .sub-nav-wrap {
    position: absolute;
    left: 0;
    top: 16px;
    padding-top: 0;
}

.w-nav .sub-nav-wrap.nav-right {
    left: auto;
    right: 0 !important;
}

.w-nav .sub-nav {
    width: 542px;
    height: 0 !important;
    position: relative;
    z-index: 10;
    border-top: 3px solid var(--primary-active-color);
    box-shadow: 0 0 10px rgba(0, 0, 0, .2);
    display: none;
    opacity: 0;
}

.w-nav .w-nav-item:hover .sub-nav {
    display: block;
    position: relative;
    z-index: 10;
    animation: fadeIn 0.7s forwards;
    transition: 0.3s;
}
.w-nav .w-nav-item:hover .sub-nav-wrap {
    padding-top: 48px;
    transition: 0.3s;
}


.w-nav.w-nav-item:not(:hover).sub-nav {
    animation: fadeOut 2s forwards; /* 应用淡出动画，时长0.5秒，保留最终状态 */
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

@keyframes content-expand {
    from {
        padding: 0 24px;
    }
    to {
        padding: 24px;
    }
}

.w-nav .sub-nav .sub-nav-content {
    gap: 20px;
    padding: 4px 24px;
    display: flex;
    background-color: #fff;
    border-radius: 0 0 4px 4px;
    animation: content-expand 0.5s ease-in-out forwards;
}

.w-nav .sub-nav-wrap.nav-right .sub-nav-content {
    flex-direction: row-reverse;
}

.w-nav .sub-nav dl {
    overflow: hidden;
    background-size: auto 100%;
    width: 62%;
    float: left;
    margin-top: 20px;
}

.w-nav.nv-r .sub {
    left: auto;
    right: 19px;
}

.w-nav .sub-nav .navpic img {
    object-fit: cover;
    width: 150px;
    height: auto;
    aspect-ratio: 15 / 8;
}

.w-nav .sub-link-list {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    align-content: baseline;
    column-gap: 16px;
    row-gap: 4px;
}

.w-nav .sub-item {
    text-align: left;
    color: #666;
    font-weight: 400;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    width: 154px;
}

.w-nav .sub-item:hover {
    color: var(--primary-active-color);
    font-weight: 600;
    transition: color .1s;
}

.w-nav .sub-link-list a {
    color: #666;
    font-weight: 400;
    font-size: 14px;
    flex: 1;
}

/*.w-nav .sub-link-list a:hover {*/
/*    color: var(--primary-active-color);*/
/*    font-weight: 600;*/
/*    transition: color .1s;*/
/*}*/

.w-nav .sub-link-list a.active {
    color: var(--primary-active-color);
    font-weight: 600;
}

@media screen and (min-width: 767px) and (max-width: 1200px) {
    .w-bottom{
        display: none;
    }
    .header .menu-btn {
        display: block;
    }
}
@media screen and (max-width: 767px) {
    .w-bottom{
        display: none;
    }
    .header {
        height: 70px;
    }
    .header .menu-btn {
        display: block;
    }

    .header .header-content {
        padding: 0 16px !important;
    }
    .pe-menu .menu-content{
        padding: 0 16px;
    }
}