/**
 * 语言切换下拉菜单修复样式
 * 修复点击后出现空白和间距过大的问题
 */

/* 修复语言切换下拉菜单的定位和显示问题 */
.user-info-navbar .user-info-menu > li.language-switcher {
    position: relative;
}

.user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages {
    /* 修复定位问题 */
    position: absolute;
    top: 100%;
    left: 0;
    right: auto;
    
    /* 修复间距问题 */
    margin-top: 1px !important;
    margin-left: 0 !important;
    
    /* 修复宽度问题 */
    min-width: 160px;
    width: auto !important;
    
    /* 确保正确的层级 */
    z-index: 1000 !important;
    
    /* 添加边框和阴影 */
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
    
    /* 背景色 */
    background-color: #ffffff;
    
    /* 确保不会被隐藏 */
    display: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
}

/* 当下拉菜单打开时的样式 */
.user-info-navbar .user-info-menu > li.language-switcher.open .dropdown-menu.languages,
.user-info-navbar .user-info-menu > li.language-switcher:hover .dropdown-menu.languages {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 修复语言选项的样式 */
.user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages li {
    list-style: none;
    margin: 0;
    padding: 0;
}

.user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages li a {
    display: block;
    padding: 8px 16px !important;
    color: #333333 !important;
    text-decoration: none;
    font-size: 14px;
    line-height: 1.4;
    white-space: nowrap;
    border-bottom: none !important;
    transition: background-color 0.2s ease;
}

.user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages li a:hover {
    background-color: #f8f9fa !important;
    color: #333333 !important;
}

.user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages li.active a {
    background-color: #e9ecef !important;
    color: #495057 !important;
    font-weight: 500;
}

/* 修复国旗图标的显示 */
.user-info-navbar .user-info-menu > li.language-switcher a img,
.user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages li a img {
    display: inline-block;
    width: 16px;
    height: 12px;
    margin-right: 8px;
    vertical-align: middle;
    border-radius: 2px;
}

/* 修复语言切换按钮的样式 */
.user-info-navbar .user-info-menu > li.language-switcher > a {
    padding: 12px 16px;
    color: #666666;
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: color 0.2s ease;
}

.user-info-navbar .user-info-menu > li.language-switcher > a:hover {
    color: #333333;
    background-color: #f8f9fa;
}

/* 移动端响应式优化 */
@media screen and (max-width: 768px) {
    .user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages {
        position: fixed;
        top: auto;
        left: 50%;
        right: auto;
        transform: translateX(-50%) translateY(-10px);
        min-width: 200px;
        max-width: 90vw;
    }
    
    .user-info-navbar .user-info-menu > li.language-switcher.open .dropdown-menu.languages,
    .user-info-navbar .user-info-menu > li.language-switcher:hover .dropdown-menu.languages {
        transform: translateX(-50%) translateY(0);
    }
    
    .user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages li a {
        padding: 12px 20px !important;
        font-size: 16px;
    }
}

/* 修复可能的Bootstrap冲突 */
.dropdown-menu.languages {
    padding: 4px 0 !important;
    margin: 0 !important;
}

/* 确保下拉箭头正确显示 */
.user-info-navbar .user-info-menu > li.language-switcher > a:after {
    content: "";
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 8px;
    vertical-align: middle;
    border-top: 4px solid;
    border-right: 4px solid transparent;
    border-left: 4px solid transparent;
    opacity: 0.6;
}

.user-info-navbar .user-info-menu > li.language-switcher.open > a:after {
    transform: rotate(180deg);
}

/* 修复可能的z-index冲突 */
.user-info-navbar {
    z-index: 100;
}

.user-info-navbar .user-info-menu > li.language-switcher {
    z-index: 101;
}

.user-info-navbar .user-info-menu > li.language-switcher .dropdown-menu.languages {
    z-index: 102;
}

/* 添加平滑的动画效果 */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.user-info-navbar .user-info-menu > li.language-switcher.open .dropdown-menu.languages {
    animation: fadeInDown 0.2s ease;
}