/* 移动端下拉菜单专用样式 - 解决左侧白色块问题 */
@media (max-width: 768px) {
    /* 下拉菜单基础样式 - 不使用!important以避免干扰JavaScript功能 */
    .mobile-dropdown-fix .nav-dropdown .dropdown-menu {
        position: relative;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding: 10px 0 10px 20px; /* 添加左侧内边距解决白色块问题 */
        margin: 0;
        background: white;
        min-width: 100%;
        width: 100%;
        z-index: 1001;
        overflow: hidden;
        left: 0;
        right: 0;
        top: auto;
        bottom: auto;
        float: none;
        clear: both;
    }

    /* 下拉菜单链接样式 */
    .mobile-dropdown-fix .nav-dropdown .dropdown-menu a {
        color: #000;
        padding: 10px 0;
        font-size: 14px;
        text-decoration: none;
        display: block;
        width: 100%;
        font-weight: 500;
        background: transparent;
        border: none;
        margin: 0;
        line-height: 1.5;
        white-space: normal;
        text-align: left;
    }

    /* 下拉菜单链接hover效果 */
    .mobile-dropdown-fix .nav-dropdown .dropdown-menu a:hover {
        color: #3e8e41;
        background: transparent;
        text-decoration: none;
    }

    /* 确保下拉菜单项正确显示 */
    .mobile-dropdown-fix .nav-dropdown {
        width: 100%;
        position: relative;
    }

    /* 触摸优化 */
    .mobile-dropdown-fix .nav-menu {
        touch-action: pan-y;
        -webkit-overflow-scrolling: touch;
    }
}