/* custom-themes/astra-child/assets/css/navigation-grid.css */

/* 主导航容器 */
.site-header .main-nav {
    position: relative;
}

/* 导航列表基础样式 */
.nav-list {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
}

/* 顶级导航项 - 扩展点击/悬停区域 */
.nav-list > li {
    position: relative;
    margin: 0;
    display: flex;
    align-items: center;
    padding: 0.5rem;
    border-radius: 10px;
    transition: background-color 0.2s ease;
}

/* 顶级导航项悬停背景 */
.nav-list > li:hover {
    background: rgba(0, 124, 186, 0.02);
}

/* 顶级导航链接 - 所有顶级链接都可点击 */
.nav-list > li > a,
.nav-list .menu-link,
.nav-list a[href] {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem 0.75rem 1rem;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    background: transparent;
    border: 2px solid transparent;
    white-space: nowrap;
    position: relative;
    z-index: 10;
    width: 100%;
    pointer-events: auto;
    cursor: pointer;
}

/* 移除 Astra 默认样式 */
.nav-list a {
    text-decoration: none !important;
    border: none !important;
}

/* 导航链接悬停效果 */
.nav-list > li > a:hover,
.nav-list .menu-link:hover,
.nav-list a[href]:hover {
    color: #007cba;
    background: rgba(0, 124, 186, 0.05);
    border-color: rgba(0, 124, 186, 0.2);
    transform: translateY(-1px);
}

/* 当前页面高亮 - 只有实际的当前页面高亮 */
.nav-list .current-menu-item > a,
.nav-list .current_page_item > a {
    color: #007cba;
    background: rgba(0, 124, 186, 0.1);
    border-color: #007cba;
    font-weight: 600;
}

/* 当前菜单祖先 - 只有轻微高亮，不展开子菜单 */
.nav-list .current-menu-ancestor:not(.current-menu-item) > a {
    color: #555;
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.1);
    font-weight: 500;
}

/* ==================== 隐藏 Astra 默认箭头和按钮 ==================== */

.ast-menu-toggle,
.ast-header-navigation-arrow,
.dropdown-menu-toggle,
.ast-icon,
.icon-arrow,
.ast-arrow-svg,
.screen-reader-text {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    width: 0 !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
}

button.ast-menu-toggle,
.ast-menu-toggle button {
    display: none !important;
}

.astra-menu-animation-slide-up .sub-menu,
.astra-menu-animation-fade .sub-menu,
.sub-menu {
    animation: none !important;
    transition: none !important;
}

/* ==================== 自定义箭头样式 ==================== */

/* 自定义箭头 - 只在有子菜单的项上显示 */
.nav-list li.menu-item-has-children::after {
    content: '';
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #666;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 11;
}

/* 悬停时箭头样式 - 所有有子菜单的项都旋转 */
.nav-list li.menu-item-has-children:hover::after {
    border-top-color: #007cba;
    transform: translateY(-50%) rotate(180deg);
}

/* 当前菜单祖先的箭头 - 保持向上（未展开状态） */
.nav-list li.current-menu-ancestor.menu-item-has-children::after {
    border-top-color: #555;
    transform: translateY(-50%); /* 不旋转 */
}

.nav-list > li > a {
    padding-right: 2.5rem;
}

/* ==================== 下拉菜单逻辑 - 移除当前菜单自动展开 ==================== */

/* 下拉菜单容器 - 初始状态 */
.nav-list ul,
.nav-list .sub-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px) scale(0.95);
    min-width: 250px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 
        0 10px 25px rgba(0, 0, 0, 0.1),
        0 4px 6px rgba(0, 0, 0, 0.05);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    list-style: none;
    margin: 0 !important;
    padding: 1rem 0;
    z-index: 1000;
    border: 1px solid rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(10px);
    pointer-events: none;
}

.nav-list li.menu-item-has-children,
.nav-list li.current-menu-ancestor.menu-item-has-children {
    overflow: visible;
}

/* 只有悬停时才显示子菜单 - 移除当前菜单的自动显示 */
.nav-list li.menu-item-has-children:hover > ul,
.nav-list li.menu-item-has-children:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0) scale(1);
    pointer-events: auto;
    top: 100%;
}

/* ==================== 移除这些规则：不再为当前菜单自动展开 ==================== */
/* 删除或注释掉以下规则：
.nav-list li.current-menu-ancestor.menu-item-has-children > ul,
.nav-list li.current-menu-ancestor.menu-item-has-children > .sub-menu {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateX(-50%) translateY(0) scale(1) !important;
    pointer-events: auto !important;
    top: 100%;
}
*/

/* 子菜单悬停保持打开 */
.nav-list ul:hover,
.nav-list .sub-menu:hover,
.nav-list li.menu-item-has-children:hover > ul:hover,
.nav-list li.menu-item-has-children:hover > .sub-menu:hover {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateX(-50%) translateY(0) scale(1) !important;
    pointer-events: auto !important;
}

/* 子菜单项 */
.nav-list ul li,
.nav-list .sub-menu li {
    margin: 0;
    position: relative;
    padding: 0.2rem;
}

.nav-list ul li a,
.nav-list .sub-menu .menu-link,
.nav-list .sub-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    border-radius: 0;
    border-left: 3px solid transparent;
    position: relative;
    white-space: nowrap;
    border: none;
    color: #333;
    text-decoration: none;
    transition: all 0.2s ease;
    background: transparent;
    margin: 0;
    pointer-events: auto;
    cursor: pointer;
}

.nav-list ul li a:hover,
.nav-list .sub-menu .menu-link:hover,
.nav-list .sub-menu a:hover {
    background: rgba(0, 124, 186, 0.08);
    border-left-color: #007cba;
    color: #007cba;
    transform: translateX(5px);
}

/* 当前子菜单项高亮 - 只有实际的当前页面 */
.nav-list ul li.current-menu-item a,
.nav-list .sub-menu li.current-menu-item a,
.nav-list ul li.current_page_item a,
.nav-list .sub-menu li.current_page_item a {
    background: rgba(0, 124, 186, 0.1);
    color: #007cba;
    border-left-color: #007cba;
}

/* 多级菜单 */
.nav-list ul ul,
.nav-list .sub-menu ul,
.nav-list .sub-menu .sub-menu {
    top: 0;
    left: 100%;
    transform: translateY(-10px) scale(0.95);
    min-width: 220px;
    margin: 0 !important;
}

.nav-list li.menu-item-has-children:hover > ul ul,
.nav-list li.menu-item-has-children:hover > .sub-menu ul,
.nav-list ul li.menu-item-has-children:hover > ul,
.nav-list .sub-menu li.menu-item-has-children:hover > .sub-menu {
    left: 100%;
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    top: 0;
}

.nav-list ul ul:hover,
.nav-list ul li:hover > ul,
.nav-list .sub-menu ul:hover,
.nav-list .sub-menu li:hover > ul {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) scale(1) !important;
    pointer-events: auto !important;
}

/* ==================== 移动端导航适配 - 点击展开优化 ==================== */

@media (max-width: 768px) {
    /* 隐藏桌面导航，显示移动端导航 */
    .nav-list {
        display: none !important;
    }
    
    /* 移动端主导航容器 */
    .mobile-main-nav {
        position: relative;
    }
    
    .mobile-nav-list {
        display: flex;
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
        list-style: none;
        margin: 0;
        background: #fff;
        border-radius: 8px;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }
    
    /* 移动端顶级导航项 */
    .mobile-nav-list > li {
        width: 100%;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        position: relative;
        overflow: hidden;
    }
    
    .mobile-nav-list > li:last-child {
        border-bottom: none;
    }
    
    /* 移动端顶级导航链接 - 可点击展开 */
    .mobile-nav-list > li > a,
    .mobile-nav-list .menu-link {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 3rem 1rem 1.5rem;
        color: #333;
        text-decoration: none;
        font-weight: 500;
        font-size: 1rem;
        background: transparent;
        position: relative;
        z-index: 10;
        cursor: pointer;
        transition: all 0.2s ease;
        border: none;
        width: 100%;
        text-align: left;
    }
    
    /* 移动端导航链接悬停/激活效果 */
    .mobile-nav-list > li > a:hover,
    .mobile-nav-list > li > a.active,
    .mobile-nav-list .menu-link:hover,
    .mobile-nav-list .menu-link.active {
        background: rgba(0, 124, 186, 0.08);
        color: #007cba;
    }
    
    /* 当前页面高亮 */
    .mobile-nav-list .current-menu-item > a,
    .mobile-nav-list .current_page_item > a {
        background: rgba(0, 124, 186, 0.1);
        color: #007cba;
        font-weight: 600;
    }
    
    .mobile-nav-list .current-menu-ancestor:not(.current-menu-item) > a {
        background: rgba(0, 0, 0, 0.03);
        color: #555;
    }
    
    /* ==================== 移动端自定义箭头 ==================== */
    
    .mobile-nav-list li.menu-item-has-children::after {
        content: '';
        position: absolute;
        right: 1rem;
        top: 50%;
        transform: translateY(-50%);
        width: 0;
        height: 0;
        border-left: 5px solid transparent;
        border-right: 5px solid transparent;
        border-top: 5px solid #666;
        transition: all 0.3s ease;
        pointer-events: none;
        z-index: 11;
    }
    
    /* 展开状态箭头向下 */
    .mobile-nav-list li.menu-item-has-children.active::after {
        border-top-color: #007cba;
        transform: translateY(-50%) rotate(180deg);
    }
    
    /* 悬停效果 */
    .mobile-nav-list li.menu-item-has-children:hover::after {
        border-top-color: #007cba;
    }
    
    /* ==================== 移动端下拉菜单 ==================== */
    
    .mobile-nav-list ul,
    .mobile-nav-list .sub-menu {
        position: static !important;
        opacity: 1;
        visibility: visible;
        transform: none !important;
        box-shadow: none;
        border: none;
        background: rgba(0, 124, 186, 0.02);
        margin: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        pointer-events: none;
        list-style: none;
        border-left: 3px solid rgba(0, 124, 186, 0.2);
        margin-left: 1rem;
    }
    
    /* 展开状态 */
    .mobile-nav-list li.menu-item-has-children.active > ul,
    .mobile-nav-list li.menu-item-has-children.active > .sub-menu {
        max-height: 1000px; /* 足够大的值 */
        padding: 0.5rem 0;
        pointer-events: auto;
    }
    
    /* 移动端子菜单项 */
    .mobile-nav-list ul li,
    .mobile-nav-list .sub-menu li {
        border-bottom: 1px solid rgba(0, 0, 0, 0.02);
        position: relative;
        padding: 0;
        margin: 0;
        background: transparent;
    }
    
    .mobile-nav-list ul li:last-child,
    .mobile-nav-list .sub-menu li:last-child {
        border-bottom: none;
    }
    
    .mobile-nav-list ul li a,
    .mobile-nav-list .sub-menu .menu-link,
    .mobile-nav-list .sub-menu a {
        display: block;
        padding: 0.875rem 2rem 0.875rem 2.5rem; /* 缩进更多 */
        color: #555;
        text-decoration: none;
        font-weight: 400;
        font-size: 0.95rem;
        border: none;
        position: relative;
        transition: all 0.2s ease;
        background: transparent;
        margin: 0;
        cursor: pointer;
        border-left: none; /* 子菜单不重复边框 */
    }
    
    .mobile-nav-list ul li a:hover,
    .mobile-nav-list .sub-menu .menu-link:hover,
    .mobile-nav-list .sub-menu a:hover {
        background: rgba(0, 124, 186, 0.06);
        color: #007cba;
        padding-left: 2.75rem; /* 悬停时轻微缩进 */
    }
    
    /* 移动端当前子菜单项高亮 */
    .mobile-nav-list ul li.current-menu-item a,
    .mobile-nav-list .sub-menu li.current-menu-item a,
    .mobile-nav-list ul li.current_page_item a,
    .mobile-nav-list .sub-menu li.current_page_item a {
        background: rgba(0, 124, 186, 0.1);
        color: #007cba;
        font-weight: 500;
        padding-left: 2.75rem;
    }
    
    /* 移动端多级菜单 */
    .mobile-nav-list ul ul,
    .mobile-nav-list .sub-menu ul,
    .mobile-nav-list .sub-menu .sub-menu {
        margin-left: 1rem;
        border-left-color: rgba(0, 124, 186, 0.1);
        background: rgba(0, 124, 186, 0.01);
    }
    
    .mobile-nav-list ul ul li a,
    .mobile-nav-list .sub-menu ul a,
    .mobile-nav-list .sub-menu .sub-menu a {
        padding-left: 3rem;
        color: #666;
        font-size: 0.9rem;
    }
    
    .mobile-nav-list ul ul li a:hover,
    .mobile-nav-list .sub-menu ul a:hover,
    .mobile-nav-list .sub-menu .sub-menu a:hover {
        padding-left: 3.25rem;
        background: rgba(0, 124, 186, 0.08);
        color: #007cba;
    }
    
    /* 移动端隐藏 Astra 元素 */
    .mobile-nav-list .ast-menu-toggle,
    .mobile-nav-list .ast-header-navigation-arrow,
    .mobile-nav-list [class*="ast-"],
    .mobile-nav-list [class*="dropdown"] {
        display: none !important;
    }
    
    /* 移动端侧边栏容器优化 */
    .mobile-nav-drawer {
        background: #fff;
        overflow-y: auto;
        max-height: calc(100vh - 60px);
    }
    
    .mobile-nav-drawer::-webkit-scrollbar {
        width: 4px;
    }
    
    .mobile-nav-drawer::-webkit-scrollbar-track {
        background: rgba(0, 0, 0, 0.05);
        border-radius: 2px;
    }
    
    .mobile-nav-drawer::-webkit-scrollbar-thumb {
        background: rgba(0, 124, 186, 0.3);
        border-radius: 2px;
    }
    
    /* 移动端汉堡菜单按钮优化 */
    .nav-toggle {
        background: none;
        border: none;
        padding: 0.5rem;
        cursor: pointer;
        z-index: 1001;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 3px;
        width: 30px;
        height: 30px;
    }
    
    .nav-toggle span {
        display: block;
        width: 100%;
        height: 2px;
        background: #333;
        transition: all 0.3s ease;
        border-radius: 1px;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    /* 移动端侧边栏动画 */
    .mobile-nav-drawer {
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .mobile-nav-drawer.active {
        transform: translateX(0);
    }
    
    .mobile-nav-overlay {
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .mobile-nav-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

/* 平板端过渡优化 */
@media (max-width: 1024px) and (min-width: 769px) {
    /* 平板端使用桌面导航，但调整间距 */
    .nav-list {
        gap: 1.5rem;
    }
    
    .nav-list > li > a,
    .nav-list .menu-link {
        padding: 0.6rem 2rem 0.6rem 0.8rem;
        font-size: 0.95rem;
    }
    
    /* 平板端也隐藏移动端导航 */
    .mobile-nav-list {
        display: none !important;
    }
}

/* 小屏幕优化 */
@media (max-width: 480px) {
    .mobile-nav-list > li > a,
    .mobile-nav-list .menu-link {
        padding: 0.875rem 2.5rem 0.875rem 1.25rem;
        font-size: 0.95rem;
    }
    
    .mobile-nav-list ul li a,
    .mobile-nav-list .sub-menu a {
        padding: 0.75rem 1.75rem 0.75rem 2.25rem;
        font-size: 0.9rem;
    }
    
    .mobile-nav-drawer {
        max-height: calc(100vh - 50px);
    }
}

/* 深色模式移动端支持 */
@media (max-width: 768px) and (prefers-color-scheme: dark) {
    .mobile-nav-list {
        background: #2a2a2a;
        color: #e0e0e0;
    }
    
    .mobile-nav-list > li {
        border-bottom-color: rgba(255, 255, 255, 0.1);
    }
    
    .mobile-nav-list > li > a,
    .mobile-nav-list .menu-link {
        color: #e0e0e0;
    }
    
    .mobile-nav-list > li > a:hover,
    .mobile-nav-list > li > a.active,
    .mobile-nav-list .menu-link:hover,
    .mobile-nav-list .menu-link.active {
        background: rgba(0, 124, 186, 0.15);
        color: #007cba;
    }
    
    .mobile-nav-list .current-menu-item > a,
    .mobile-nav-list .current_page_item > a {
        background: rgba(0, 124, 186, 0.2);
        color: #007cba;
    }
    
    .mobile-nav-list ul,
    .mobile-nav-list .sub-menu {
        background: rgba(0, 124, 186, 0.05);
        border-left-color: rgba(0, 124, 186, 0.3);
    }
    
    .mobile-nav-list ul li a,
    .mobile-nav-list .sub-menu a {
        color: #ccc;
    }
    
    .mobile-nav-list ul li a:hover,
    .mobile-nav-list .sub-menu a:hover {
        background: rgba(0, 124, 186, 0.1);
        color: #007cba;
    }
    
    .mobile-nav-drawer {
        background: #2a2a2a;
    }
    
    .nav-toggle span {
        background: #e0e0e0;
    }
    
    .mobile-nav-overlay {
        background: rgba(0, 0, 0, 0.5);
    }
}

/* 无障碍访问 - 移动端 */
@media (max-width: 768px) {
    .mobile-nav-list a:focus,
    .mobile-nav-list a:focus-within {
        outline: 2px solid #007cba;
        outline-offset: -2px;
        background: rgba(0, 124, 186, 0.15);
    }
    
    .mobile-nav-list ul a:focus,
    .mobile-nav-list .sub-menu a:focus {
        outline: none;
        background: rgba(0, 124, 186, 0.15);
        position: relative;
    }
    
    .mobile-nav-list ul a:focus::after,
    .mobile-nav-list .sub-menu a:focus::after {
        content: '';
        position: absolute;
        left: 2rem;
        top: 0;
        bottom: 0;
        width: 2px;
        background: #007cba;
    }
}

/* 移动端顶级导航链接 - 调整内边距为箭头留空间 */
.mobile-nav-list > li > a,
.mobile-nav-list .menu-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 3.5rem 1rem 1.5rem; /* 增加右边距为箭头留空间 */
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    background: transparent;
    position: relative;
    z-index: 10;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    width: 100%;
    text-align: left;
}

/* 箭头按钮悬停/激活效果 */
.mobile-nav-list .menu-arrow:hover,
.mobile-nav-list .menu-arrow:focus {
    background: rgba(0, 124, 186, 0.1);
    color: #007cba;
    border-radius: 50%;
    transform: translateY(-50%) scale(1.1);
}

/* 箭头按钮激活状态 */
.mobile-nav-list .menu-arrow:active {
    transform: translateY(-50%) scale(0.95);
}

/* 展开状态的父菜单高亮 */
.mobile-nav-list li.menu-item-has-children.active > a {
    background: rgba(0, 124, 186, 0.05);
    border-left: 3px solid #007cba;
}

/* 移除原来的CSS箭头伪元素 */
.mobile-nav-list li.menu-item-has-children::after {
    content: none !important;
}

/* 深色模式箭头支持 */
@media (max-width: 768px) and (prefers-color-scheme: dark) {
    .mobile-nav-list .menu-arrow {
        color: #ccc;
    }
    
    .mobile-nav-list .menu-arrow:hover,
    .mobile-nav-list .menu-arrow:focus {
        background: rgba(0, 124, 186, 0.2);
        color: #007cba;
    }
}

/* 移动端侧边栏容器 - 占满100%高度 */
.mobile-nav-drawer {
    background: #fff;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    max-width: 320px; /* 限制最大宽度，避免太宽 */
    height: 100vh; /* 占满整个视口高度 */
    overflow-y: auto;
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 2px 0 15px rgba(0, 0, 0, 0.1);
}

/* 移动端侧边栏激活状态 */
.mobile-nav-drawer.active {
    transform: translateX(0);
}

/* 移动端侧边栏内部容器 - 弹性布局 */
.mobile-nav-drawer .mobile-nav-header {
    position: sticky;
    top: 0;
    background: #fff;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1rem;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.mobile-nav-drawer .mobile-nav-header a {
    display: flex;
    align-items: center;
}

.mobile-nav-drawer .mobile-nav-header img {
    height: 30px;
    width: auto;
}

.mobile-nav-drawer .nav-close {
    background: none;
    border: none;
    font-size: 24px;
    color: #666;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.2s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-nav-drawer .nav-close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: #333;
}

/* 移动端主导航 - 占满剩余空间 */
.mobile-main-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: calc(100% - 70px); /* 减去header高度 */
    overflow: hidden;
}

.mobile-nav-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 0;
    margin: 0;
    list-style: none;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
}

/* 移动端菜单项 */
.mobile-nav-list > li {
    width: 100%;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: visible;
}

.mobile-nav-list > li:last-child {
    border-bottom: none;
}

/* 移动端顶级导航链接 */
.mobile-nav-list > li > a,
.mobile-nav-list .menu-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    background: transparent;
    position: relative;
    z-index: 10;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    width: 100%;
    text-align: left;
    box-sizing: border-box;
}

/* 移动端导航链接悬停/激活效果 */
.mobile-nav-list > li > a:hover,
.mobile-nav-list > li > a.active,
.mobile-nav-list .menu-link:hover,
.mobile-nav-list .menu-link.active {
    background: rgba(0, 124, 186, 0.08);
    color: #007cba;
}

/* 当前页面高亮 */
.mobile-nav-list .current-menu-item > a,
.mobile-nav-list .current_page_item > a {
    background: rgba(0, 124, 186, 0.1);
    color: #007cba;
    font-weight: 600;
}

.mobile-nav-list .current-menu-ancestor:not(.current-menu-item) > a {
    background: rgba(0, 0, 0, 0.03);
    color: #555;
}

/* 移动端自定义箭头 */
.mobile-nav-list li.menu-item-has-children::after {
    content: '';
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #666;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 11;
}

/* 展开状态箭头向下 */
.mobile-nav-list li.menu-item-has-children.active::after {
    border-top-color: #007cba;
    transform: translateY(-50%) rotate(180deg);
}

/* 悬停效果 */
.mobile-nav-list li.menu-item-has-children:hover::after {
    border-top-color: #007cba;
}

/* 移动端下拉菜单 */
.mobile-nav-list ul,
.mobile-nav-list .sub-menu {
    position: static !important;
    opacity: 1;
    visibility: visible;
    transform: none !important;
    box-shadow: none;
    border: none;
    background: rgba(0, 124, 186, 0.02);
    margin: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    list-style: none;
    border-left: 3px solid rgba(0, 124, 186, 0.2);
    margin-left: 1rem;
}

/* 展开状态 */
.mobile-nav-list li.menu-item-has-children.active > ul,
.mobile-nav-list li.menu-item-has-children.active > .sub-menu {
    max-height: 1000px; /* 足够大的值 */
    padding: 0.5rem 0;
    pointer-events: auto;
}

/* 移动端子菜单项 */
.mobile-nav-list ul li,
.mobile-nav-list .sub-menu li {
    border-bottom: 1px solid rgba(0, 0, 0, 0.02);
    position: relative;
    padding: 0;
    margin: 0;
    background: transparent;
}

.mobile-nav-list ul li:last-child,
.mobile-nav-list .sub-menu li:last-child {
    border-bottom: none;
}

.mobile-nav-list ul li a,
.mobile-nav-list .sub-menu .menu-link,
.mobile-nav-list .sub-menu a {
    display: block;
    padding: 0.875rem 1.5rem 0.875rem 2.5rem; /* 缩进更多 */
    color: #555;
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    border: none;
    position: relative;
    transition: all 0.2s ease;
    background: transparent;
    margin: 0;
    cursor: pointer;
    border-left: none; /* 子菜单不重复边框 */
}

.mobile-nav-list ul li a:hover,
.mobile-nav-list .sub-menu .menu-link:hover,
.mobile-nav-list .sub-menu a:hover {
    background: rgba(0, 124, 186, 0.06);
    color: #007cba;
    padding-left: 2.75rem; /* 悬停时轻微缩进 */
}

/* 移动端当前子菜单项高亮 */
.mobile-nav-list ul li.current-menu-item a,
.mobile-nav-list .sub-menu li.current-menu-item a,
.mobile-nav-list ul li.current_page_item a,
.mobile-nav-list .sub-menu li.current_page_item a {
    background: rgba(0, 124, 186, 0.1);
    color: #007cba;
    font-weight: 500;
    padding-left: 2.75rem;
}

/* 移动端隐藏 Astra 元素 */
.mobile-nav-list .ast-menu-toggle,
.mobile-nav-list .ast-header-navigation-arrow,
.mobile-nav-list [class*="ast-"],
.mobile-nav-list [class*="dropdown"] {
    display: none !important;
}

/* 移动端侧边栏滚动条 */
.mobile-nav-drawer::-webkit-scrollbar {
    width: 4px;
}

.mobile-nav-drawer::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 2px;
}

.mobile-nav-drawer::-webkit-scrollbar-thumb {
    background: rgba(0, 124, 186, 0.3);
    border-radius: 2px;
}

/* 移动端汉堡菜单按钮优化 */
.nav-toggle {
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 3px;
    width: 30px;
    height: 30px;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: #333;
    transition: all 0.3s ease;
    border-radius: 1px;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端侧边栏动画 */
.mobile-nav-drawer {
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav-drawer.active {
    transform: translateX(0);
}

/* 移动端遮罩层 */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}