/**
 * 菜单样式 - 紧凑美观版
 * Menu Styles - Compact & Beautiful Version
 */

/* 菜单容器样式 */
#menu_container,
#sidebar_div {
    padding: 0.75rem 0;
}

/* 菜单项样式 - 适中间距 */
#menu_container .nav-item,
#sidebar_div .nav-item {
    margin-bottom: 0.15rem;
    margin-top: 0.15rem;
}

/* 菜单链接样式 - 平衡紧凑与美观 */
#menu_container .nav-link,
#sidebar_div .nav-link {
    padding: 0.5rem 0.85rem;
    margin: 0.1rem 0.5rem;
    line-height: 1.4;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

/* 菜单链接悬停效果 */
#menu_container .nav-link:hover,
#sidebar_div .nav-link:hover {
    background-color: rgba(0, 123, 255, 0.1);
    transform: translateX(2px);
}

/* 激活状态样式 */
#menu_container .nav-link.active,
#sidebar_div .nav-link.active {
    background-color: #0d6efd;
    color: #ffffff;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(13, 110, 253, 0.2);
}

/* 激活状态下的英文文本颜色 */
#menu_container .nav-link.active .en-text,
#sidebar_div .nav-link.active .en-text {
    color: rgba(255, 255, 255, 0.85) !important;
    opacity: 0.9 !important;
}

/* 分隔线样式 */
#menu_container hr,
#sidebar_div hr {
    margin: 0.5rem 0.5rem;
    border-top-width: 1px;
    opacity: 0.3;
}

/* 响应式调整 */
@media (max-width: 767.98px) {
    #menu_container .nav-link,
    #sidebar_div .nav-link {
        padding: 0.6rem 0.85rem;
        margin: 0.15rem 0;
    }
    
    #menu_container .nav-item,
    #sidebar_div .nav-item {
        margin-bottom: 0.2rem;
        margin-top: 0.2rem;
    }
}