/* 语言切换器样式 */
.language-switcher {
    position: relative;
    display: flex;
    align-items: center;
}

.language-toggle-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    min-height: 36px;
}

.language-toggle-btn svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.language-toggle-btn:hover {
    background: var(--hover-bg);
}

.language-toggle-btn:hover svg {
    color: var(--text-primary);
}

/* 语言菜单 */
.language-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    padding: 8px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    border: 1px solid var(--border-color);
}

.language-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-primary);
}

.language-menu-item:hover {
    background: var(--hover-bg);
}

.language-menu-item .lang-flag {
    font-size: 20px;
    line-height: 1;
}

.language-menu-item .lang-name {
    font-size: 14px;
    font-weight: 500;
}

/* 深色模式适配 */
[data-theme="dark"] .language-menu {
    background: var(--card-bg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* 移动端已禁用，显示 viewport warning */