/* 语言切换下拉菜单样式 */
.language-switcher {
    padding-top: 5px;
    display: inline-block;
    margin-left: 20px;
    vertical-align: middle;
}
.language-switcher .btn-default {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    padding: 4px 12px;
    border-radius: 10px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 5px;
}
.language-switcher .btn-default:hover,
.language-switcher .btn-default:focus {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
    color: #fff;
}
/* 按钮内图标统一大小 */
.language-switcher .btn-default .language-icon,
.language-switcher .btn-default .language-emoji,
.language-switcher .btn-default .language-icon-img {
    width: 20px;
    height: 20px;
    font-size: 16px;
    display: inline-block;
    vertical-align: middle;
    line-height: 1;
}
.language-switcher .btn-default .language-icon-img {
    object-fit: contain;
}
.language-switcher .btn-default .current-language-name {
    margin: 0 2px;
}
.language-switcher .dropdown-menu {
    min-width: 160px;
    padding: 5px 0;
    margin-top: 5px;
    border: none;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}
.language-switcher .dropdown-menu li a {
    padding: 8px 15px;
    color: #333;
    font-size: 14px;
    display: flex;
    align-items: center;
    transition: background 0.2s;
}
.language-switcher .dropdown-menu li a:hover {
    background: #f5f5f5;
    color: #007bff;
}
.language-switcher .dropdown-menu li a .language-icon-img,
.language-switcher .dropdown-menu li a .language-emoji {
    width: 20px;
    height: 20px;
    margin-right: 8px;
    font-size: 16px;
    display: inline-block;
    text-align: center;
}
.language-switcher .dropdown-menu li a .language-icon-img {
    object-fit: contain;
}