.header{
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 999;
}
.header-content{
    width: 98.75rem;
    height: 6.6875rem;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}
.header-left{
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
}
.header-brand-logo{
    height: 2.1875rem;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
}
.header-brand-logo-img{
    height: 2.1875rem;
    object-fit: contain;
}
.header-brand-logo-img:last-of-type{
    display: none;
}
.header-right{
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
}
.header-menu{
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    padding-right: 11.25rem;
}
.header-menu-list{
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
}
.header-menu-item{
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    margin-right: 2.9375rem;
    text-decoration: none;
}
.header-menu-item:last-of-type{
    margin-right: 0;
}
.header-menu-item-title{
    font-size: 1rem;
    color: #FFFFFF;
}
.header-language-switcher{
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    padding-left: 3.5625rem;
    text-decoration: none;
}
.header-language-switcher-title{
    font-size: 0.9375rem;
    color: #eb5c21;
    margin-right: 0.625rem;
}
.header-language-switcher-description{
    border-left: #ffffff solid 0.0625rem;
    padding-left: 0.625rem;
    font-size: 0.9375rem;
    color: #ffffff;
}
.header-user-bar{
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
}
.header-user-info{
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    padding-right: 1.25rem;
}
.header-user-avatar{
    width: 1.75rem;
    height: 1.75rem;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}
.header-user-avatar-img{
    width: 1.75rem;
    height: 1.75rem;
    object-fit: contain;
}
.header-user-avatar-img:last-of-type{
    display: none;
}
.header-user-bar-actions{
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
}
.header-user-bar-action{
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    text-decoration: none;
    cursor: pointer;
}
.header-user-bar-action-icon{
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}
.header-user-bar-action-icon-img{
    width: 1.75rem;
    height: 1.75rem;
    object-fit: contain;
}
.header-user-bar-action-icon-img:last-of-type{
    display: none;
}
.header-user-bar-action-title{
    padding-left: 0.625rem;
    font-size: 0.9375rem;
    font-weight: 100;
    color: #FFFFFF;
}

/* 白色背景 */
.header-white{
    background: #FFFFFF;
}
.header-white .header-user-bar-action-title{
    color: #000000;
}
.header-white .header-language-switcher-description{
    border-left: #000000 solid 0.0625rem;
    color: #000000;
}
.header-white .header-menu-item-title{
    color: #000000;
}
.header-menu-item-title:hover{
    color: #eb5c21;
}
.header-user-bar-action-title:hover{
    color: #eb5c21;
}
.header-language-switcher-description:hover{
    color: #eb5c21;
}
.header-white .header-brand-logo-img:last-of-type{
    display: block;
}
.header-white .header-brand-logo-img:first-of-type{
    display: none;
}
.header-white .header-user-avatar-img:last-of-type{
    display: block;
}
.header-white .header-user-avatar-img:first-of-type{
    display: none;
}
.header-white .header-user-bar-action-icon-img:last-of-type{
    display: block;
}
.header-white .header-user-bar-action-icon-img:first-of-type{
    display: none;
}

/* 菜单下拉弹窗 */
@keyframes headerDialogHeightIncrease {
    0%{
        height: 0;
    }
    100%{
        height: 61.6875rem;
    }
}
@keyframes headerDialogHeightDecrease {
    0%{
        height: 61.6875rem;
    }
    100%{
        height: 0;
    }
}
.header-dialog{
    width: 100%;
    height: 61.6875rem;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: stretch;
    background: #ffffff;
    animation: headerDialogHeightIncrease 0.3s ease-in-out;
    overflow: hidden;
}
.header-dialog.hidden{
    animation: headerDialogHeightDecrease 0.3s ease-in-out;
}
.header-dialog-left{
    width: 49.375rem;
    height: 61.6875rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}
@keyframes headerDialogPosterWidthIncrease {
    0%{
        width: 0;
        height: 0;
    }
    100%{
        width: 49.375rem;
        height: 61.6875rem;
    }
}
@keyframes headerDialogPosterWidthDecrease {
    0%{
        height: 61.6875rem;
    }
    100%{
        height: 0;
    }
}
.header-dialog-poster{
    width: 49.375rem;
    height: 61.6875rem;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    animation: headerDialogPosterWidthIncrease 0.3s ease-in-out;
    overflow: hidden;
}
.header-dialog.hidden .header-dialog-poster{
    animation: headerDialogPosterWidthDecrease 0.3s ease-in-out;
}
.header-dialog-poster-img{
    width: 49.375rem;
    height: 61.6875rem;
    object-fit: cover;
}
.header-dialog-right{
    flex: 1;
    height: 61.6875rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
}
.header-dialog-close-btn{
    width: 2.875rem;
    height: 2.875rem;
    background: #000000;
    border-radius: 1.4375rem;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 2.5rem;
    right: 2.5rem;
    cursor: pointer;
}
.header-dialog-close-btn-icon{
    width: 1.25rem;
    height: 1.25rem;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}
.header-dialog-close-btn-icon-img{
    width: 1.25rem;
    height: 1.25rem;
    object-fit: contain;
}
.header-dialog-info{
    width: calc(100% - 10.625rem);
    flex: 1;
    padding: 4.6875rem 5.3125rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
}
.header-dialog-info-header{
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}
.header-dialog-info-header-logo{
    height: 2.1875rem;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}
.header-dialog-info-header-logo-img{
    height: 2.1875rem;
    object-fit: contain;
}
.header-dialog-info-header-title{
    width: 100%;
    padding-top: 2.8125rem;
    text-align: left;
    font-size: 1.875rem;
    font-weight: 100;
}
.header-dialog-info-body{
    flex: 1;
    padding-top: 3.125rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
}
.header-dialog-menu-list{
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}
.header-dialog-menu{
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: flex-start;
    margin-bottom: 1.25rem;
}
.header-dialog-menu:last-of-type{
    margin-bottom: 0;
}
.header-dialog-menu-info{
    width: max-content;
    padding-right: 1.5625rem;
    text-decoration: none;
    color: #000000;
}
.header-dialog-menu-info:hover{
    color: #ec6730;
}
.header-dialog-menu-title{
    font-size: 1rem;
    text-align: left;
    font-weight: 100;
}
.header-dialog-menu-items{
    flex: 1;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: flex-start;
    flex-wrap: wrap;
}
.header-dialog-menu-item{
    font-size: 1rem;
    text-align: left;
    text-decoration: none;
    color: #000000;
    margin-right: 1.25rem;
    margin-bottom: 1.25rem;
    border-bottom: rgba(0,0,0,0) solid 0.0625rem;
    font-weight: 100;
}
.header-dialog-menu-item:hover{
    color: #ec6730;
}
.header-dialog-menu-item-active{
    color: #ec6730;
    border-bottom: #ec6730 solid 0.0625rem;
}
.header-dialog-ai-entry{
    width: calc(100% - 10.625rem);
    padding: 1.25rem 5.3125rem;
    border-top: #d3d3d3 solid 0.0625rem;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}
.header-dialog-ai-entry-left{
    flex: 1;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
}
.header-dialog-ai-entry-logo{
    width: 1.75rem;
    height: 1.75rem;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}
.header-dialog-ai-entry-logo-img{
    width: 1.75rem;
    height: 1.75rem;
    object-fit: contain;
}
.header-dialog-ai-entry-title{
    flex: 1;
    padding-left: 1.125rem;
    text-align: left;
    font-size: 0.9375rem;
    font-weight: 500;
}