.app-header {
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    width: 100%;
    height: 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 16px 0 12px;
    box-sizing: border-box;
    background: var(--el-bg-color);
    border-bottom: 1px solid var(--el-bolder-color);
}



.app-header-logo {
    width: 40.5px;
    height: 36px;
    background-image: url(../imgs/header/logo.png);
    background-size: 100% 100%;
    background-repeat: no-repeat;
}
.dark-mode .app-header-logo{
    background-image: url(../imgs/header/logo_dark.png);
}

.app-header-right-section {
    display: flex;
    align-items: center;

}

.app-header-forum-nav {
    flex: none;
    font-size: 16px;
    font-family: PingFang SC, PingFang SC-Medium;
    line-height: 22.5px;
    margin-left: 20px;
    /* font-weight: bold; */
}

.app-header-lang-toggle {
    flex: none;
    margin-left: 20px;
    display: flex;
    align-items: center;
}

.app-header-lang-toggle img {
    width: 12px;
    height: 12px;
    margin-left: 8px;
}

.app-header-lang-toggle span {
    width: 20px;
height: 20px;
border-radius: 50%;
text-align: center;
line-height: 20px;
font-size: 10px;
color: #fff;
}
.app-header-lang-toggle span.zh-cn{
    background: #ee1c25;
}
.app-header-lang-toggle span.vi{
    background: #ee1c25;
}
.app-header-lang-toggle span.en{
    background: #4857a9;
}

.app-header-menu {
    flex: none;
    width: 20px;
    height: 20px;
    margin-left: 20px;
    background-image: url(../imgs/header/icon_menu.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.dark-mode .app-header-menu{
     background-image: url(../imgs/header/icon_menu_dark.png);
}

.app-header-right-section .van-switch__node {
    background-image: url(../imgs/header/icon_light.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.app-header-right-section .van-switch--on .van-switch__node {
    background-image: url(../imgs/header/icon_night.png);
}

.app-menu-list {
    padding: 0 16px;
}

.app-menu-item {
    display: block;
    height: 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--el-bg-color-regular);
}

.app-menu-list .app-menu-item:last-child {
    border-bottom: none;
}

.app-menu-item span {
    flex: auto;
    margin-right: 16px;
    font-size: 14px;
    font-family: PingFang SC, PingFang SC-Medium;

    text-align: left;
    color: var(--el-text-color-primary);
    line-height: 20px;
}

.app-menu-item img {
    flex: none;
    width: 16px;
    height: 16px;
}

.app-menu-list-hr{
    height: 4px;
    background: var(--el-bg-color-regular);
}
.app-lang-wrap{
    padding: 20px 16px;
}
.app-lang-header{
    position: relative;
    text-align: center;
    font-size: 16px;
    font-family: PingFang SC, PingFang SC-Regular;
    color: var(--el-text-color-primary);
    line-height: 22px;
}
.app-lang-close-btn{
    position: absolute;
    top: 1px;
    right: 0;
    width: 20px;
    height: 20px;
}
.app-lang-body{
    margin-top: 8px;
}
.app-lang-item{
    height: 48px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var( --el-bg-color-regular);
}
.app-lang-icon{
    margin-right: 12px;
    flex: none;
    width: 32px;
    height: 32px;
    text-align: center;
    line-height: 32px;
    border-radius: 50%;
    color: #fff;
}
.app-lang-icon.zh-cn{
    background: #ee1c25;
}
.app-lang-icon.vi{
    background: #ee1c25;
}
.app-lang-icon.en{
    background: #4857a9;
}
.app-lang-label{
    flex: auto;
    font-size: 14px;
    font-family: PingFang SC, PingFang SC-Regular;
    color: var(--el-text-color-regular);
    line-height: 20px;
}
.app-lang-select{
    flex: none;
    width: 20px;
    height: 20px;
}


.app-menu-login-wrap{
    margin-top: 24px;
    padding: 0 26px 80px;
}
.app-menu-login-tips{
    text-align: center;
    font-size: 13px;
    font-family: PingFang SC, PingFang SC-Medium;
    font-weight: Medium;
    color: var(--el-text-color-regular);
    line-height: 18px;
}
.app-menu-login-btn{
    display: block;
    height: 38px;
    background: #419eff;
    border: 1px solid #419eff;
    border-radius: 24px;
    line-height: 38px;
    text-align: center;
    font-size: 16px;
    font-family: PingFang SC, PingFang SC-Regular;
    color: #ffffff;
    margin-top: 12px;
}
.app-menu-register-btn{
    display: block;
    font-size: 14px;
    font-family: PingFang SC, PingFang SC-Regular;
    text-align: center;
    color: #419eff;
    line-height: 17px;
    margin-top: 12px;
}

/* 用户信息区域样式 */
.app-menu-user-wrap{
    margin-top: 24px;
    padding: 0 26px 80px;
}
.app-menu-user-info{
    text-align: center;
    margin-bottom: 16px;
}
.app-menu-user-name{
    font-size: 16px;
    font-family: PingFang SC, PingFang SC-Medium;
    font-weight: Medium;
    color: #333333;
    line-height: 22px;
}
.app-menu-user-center-btn{
    display: block;
    height: 38px;
    background: #419eff;
    border: 1px solid #419eff;
    border-radius: 24px;
    line-height: 38px;
    text-align: center;
    font-size: 16px;
    font-family: PingFang SC, PingFang SC-Regular;
    color: #ffffff;
    margin-bottom: 12px;
}
.app-menu-logout-btn{
    display: block;
    height: 38px;
    background: #ffffff;
    border: 1px solid #e5e5e5;
    border-radius: 24px;
    line-height: 38px;
    text-align: center;
    font-size: 16px;
    font-family: PingFang SC, PingFang SC-Regular;
    color: #666666;
}