/* 语言切换器样式 */
.language-switcher {
    position: relative;
    display: inline-block;
    margin-right: 20px;
}

.lang-btn {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 8px 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 14px;
    color: #333;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    background: #f5f5f5;
    border-color: #007bff;
}

.lang-arrow {
    font-size: 10px;
    transition: transform 0.3s ease;
}

.language-switcher.active .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    min-width: 120px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown a {
    display: block;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.lang-dropdown a:hover {
    background-color: #f5f5f5;
    color: #007bff;
}

.lang-dropdown a:first-child {
    border-radius: 4px 4px 0 0;
}

.lang-dropdown a:last-child {
    border-radius: 0 0 4px 4px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .language-switcher {
        margin-right: 10px;
    }
    
    .lang-btn {
        padding: 6px 10px;
        font-size: 12px;
    }
    
    .lang-dropdown {
        min-width: 100px;
    }
    
    .lang-dropdown a {
        padding: 8px 12px;
        font-size: 12px;
    }
}

/* 深色主题支持 */
@media (prefers-color-scheme: dark) {
    .lang-btn {
        background: #2d2d2d;
        border-color: #555;
        color: #fff;
    }
    
    .lang-btn:hover {
        background: #3d3d3d;
        border-color: #007bff;
    }
    
    .lang-dropdown {
        background: #2d2d2d;
        border-color: #555;
    }
    
    .lang-dropdown a {
        color: #fff;
    }
    
    .lang-dropdown a:hover {
        background-color: #3d3d3d;
        color: #007bff;
    }
}