item skeleton-avatar"></div>
                    <div class="skeleton-site-info">
                        <div class="skeleton-item skeleton-site-label"></div>
                        <div class="skeleton-item skeleton-site-hostname"></div>
                    </div>
                    <div class="skeleton-item skeleton-site-switch"></div>
                </div>
            </div>
        </div>
    </div>

    <!-- 真实内容容器 -->
    <div class="container" id="container">
        <!-- Left Panel: 