/* 语言切换器样式 */
.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 25px;
    padding: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.language-switcher .language-btn {
    display: inline-block;
    padding: 8px 16px;
    margin: 0 2px;
    border: none;
    background: transparent;
    color: #666;
    font-size: 14px;
    font-weight: 500;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    min-width: 40px;
    text-align: center;
}

.language-switcher .language-btn:hover {
    background: rgba(0, 123, 255, 0.1);
    color: #007bff;
    transform: translateY(-1px);
}

.language-switcher .language-btn.active {
    background: #007bff;
    color: white;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
}

.language-switcher .language-btn.active:hover {
    background: #0056b3;
    transform: translateY(-1px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .language-switcher {
        top: 15px;
        right: 15px;
        padding: 6px;
    }
    
    .language-switcher .language-btn {
        padding: 6px 12px;
        font-size: 12px;
        min-width: 35px;
    }
}

@media (max-width: 480px) {
    .language-switcher {
        top: 10px;
        right: 10px;
        padding: 4px;
    }
    
    .language-switcher .language-btn {
        padding: 4px 8px;
        font-size: 11px;
        min-width: 30px;
        margin: 0 1px;
    }
}

/* 动画效果 */
.language-switcher {
    animation: fadeInDown 0.5s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 语言切换时的过渡效果 */
[data-i18n] {
    transition: opacity 0.3s ease;
}

[data-i18n].updating {
    opacity: 0.7;
}