/* Mega Menu 基础样式 */

/*
!* 导航包装器 *!
.mega-menu-nav-wrapper {
    position: relative !important;
    background: #fff !important;
    border-bottom: 1px solid #eaeaea !important;
    z-index: 1000 !important;
    overflow: visible !important;
}

!* 导航菜单 *!
.mega-menu-navigation {
    display: flex !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    max-width: 1200px !important;
    margin: 0 auto !important;
    position: relative !important;
}

.mega-menu-navigation > li {
    position: relative !important;
    margin: 0 !important;
}

.mega-menu-navigation > li > a.main-menu-link {
    display: block !important;
    padding: 18px 25px !important;
    text-decoration: none !important;
    color: #333 !important;
    font-weight: 600 !important;
    font-size: 15px !important;
    transition: all 0.3s ease !important;
    border-bottom: 3px solid transparent !important;
    position: relative !important;
    white-space: nowrap !important;
}

.mega-menu-navigation > li > a.main-menu-link:hover {
    color: #0073aa !important;
    background: #f8f9fa !important;
    border-bottom-color: #0073aa !important;
}

.mega-menu-navigation > li.has-mega-menu > a.main-menu-link {
    padding-right: 35px !important;
}
*/

/*.dropdown-arrow {
    position: absolute !important;
    right: 15px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    font-size: 10px !important;
    color: #666 !important;
    transition: transform 0.3s ease !important;
}*/

/*.mega-menu-navigation > li.has-mega-menu:hover .dropdown-arrow {
    transform: translateY(-50%) rotate(180deg) !important;
}*/

/* Mega Menu 主容器 - 位于导航栏正下方 */
#mega-menu-container {
    display: none !important;
    position: absolute !important;
    top: 100% !important; /* 关键：紧贴导航栏底部 */
    left: 0 !important;
    width: 100vw !important;
    background: white !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15) !important;
    z-index: 999999 !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(-10px) !important;
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease !important;
    border-top: 1px solid #eee !important;
    max-height: 30vh !important;
    overflow: hidden !important;
    margin-left: calc(-50vw + 50%);
}

/* 激活状态 */
#mega-menu-container.active {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
    max-height: 70vh !important;
    overflow: visible !important;
}

/* 关闭按钮 */
.mega-menu-close-btn {
    position: absolute !important;
    top: 15px !important;
    right: 20px !important;
    width: 30px !important;
    height: 30px !important;
    font-size: 24px !important;
    line-height: 24px !important;
    text-align: center !important;
    text-: center!important;
    cursor: pointer !important;
    color: #666 !important;
    z-index: 1000000 !important;
    background: white !important;
    border-radius: 50% !important;
    border: 1px solid #eee !important;
    transition: all 0.3s ease !important;
}

.mega-menu-close-btn:hover {
    color: #0073aa !important;
    background: #f8f9fa !important;
    transform: rotate(90deg) !important;
}

/* 包装器 */
.mega-menu-wrapper {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 30px 20px !important;
    position: relative !important;
}

/* 头部 */
.mega-menu-header {
    margin-bottom: 10px !important;
    padding-bottom: 15px !important;
    border-bottom: 2px solid #0073aa !important;
}

.mega-menu-title {
    color: #0073aa !important;
    font-size: 22px !important;
    font-weight: 700 !important;
    margin: 0 !important;
}

/* 内容区域布局 */
.mega-menu-content {
    display: flex !important;
    gap: 40px !important;
    min-height: 300px !important;
    max-height: 60vh !important;
    overflow-y: auto !important;
    padding-right: 10px !important;
}

/* 侧边栏 */
.mega-menu-sidebar {
    flex: 0 0 250px !important;
    position: sticky !important;
    top: 0 !important;
    align-self: flex-start !important;
    height: 100%;
}

.category-info {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%) !important;
    padding: 30px !important;
    border-radius: 8px !important;
    border-left: 4px solid #0073aa !important;
    min-height: 200px !important;
}

.category-description {
    color: #555 !important;
    line-height: 1.6 !important;
    margin-bottom: 20px !important;
    font-size: 14px !important;
    min-height: 160px !important;
}

.view-all-btn {
    display: inline-block !important;
    background: #0073aa !important;
    color: white !important;
    padding: 10px 20px !important;
    border-radius: 4px !important;
    text-decoration: none !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    transition: all 0.3s ease !important;
    border: 2px solid #0073aa !important;
    text-align: center !important;
    width: 150px !important;
}

.view-all-btn:hover {
    background: transparent !important;
    color: #0073aa !important;
}

/* 主内容区 */
.mega-menu-main {
    flex: 1 !important;
}

/* 二级菜单导航 */
.secondary-menu-nav {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
    padding-top: 20px !important;
    margin-bottom: 25px !important;
    padding-bottom: 15px !important;
    border-bottom: 1px solid #eee !important;
    min-height: 40px !important;
}

.secondary-menu-placeholder {
    color: #999 !important;
    font-style: italic !important;
    padding: 10px 0 !important;
}

.secondary-menu-item {
    position: relative !important;
}

.secondary-menu-link {
    display: inline-block !important;
    padding: 8px 20px !important;
    background: #f1f3f4 !important;
    color: #495057 !important;
    text-decoration: none !important;
    border-radius: 20px !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    transition: all 0.3s ease !important;
    border: 1px solid transparent !important;
    cursor: pointer !important;
}

.secondary-menu-link:hover,
.secondary-menu-item.active .secondary-menu-link {
    background: #0073aa !important;
    color: white !important;
    border-color: #0073aa !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(0, 115, 170, 0.2) !important;
    padding: 20px 20px;
}

/* 文章网格 */
.posts-grid-container {
    position: relative !important;
    min-height: 200px !important;
}

.posts-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 20px !important;
    min-height: 200px !important;
}

.post-placeholder {
    grid-column: 1 / -1 !important;
    text-align: center !important;
    padding: 40px !important;
    color: #999 !important;
    font-style: italic !important;
    background: #f8f9fa !important;
    border-radius: 8px !important;
}

.post-item {
    position: relative !important;
    border-radius: 8px !important;
    overflow: hidden !important;
    background: #fff !important;
    transition: all 0.3s ease !important;
    height: 180px !important;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08) !important;
    border: 1px solid #eee !important;
}

.post-item:hover {
    transform: translateY(-5px) !important;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15) !important;
}

.post-image-wrapper {
    position: relative !important;
    width: 100% !important;
    height: 100% !important;
    overflow: hidden !important;
}

.post-image {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform 0.5s ease !important;
}

.post-item:hover .post-image {
    transform: scale(1.1) !important;
}

.post-overlay {
    position: absolute !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9)) !important;
    padding: 15px !important;
    color: white !important;
}

.post-title {
    margin: 0 !important;
    font-size: 14px !important;
    line-height: 1.4 !important;
    font-weight: 600 !important;
}

.post-title a {
    color: white !important;
    text-decoration: none !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    transition: color 0.3s ease !important;
}

.post-title a:hover {
    color: #4fc3f7 !important;
}

/* 加载状态 */
.loading-state {
    grid-column: 1 / -1 !important;
    text-align: center !important;
    padding: 50px !important;
    color: #666 !important;
    font-size: 16px !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 15px !important;
}

.loading-spinner {
    width: 40px !important;
    height: 40px !important;
    border: 4px solid #f3f3f3 !important;
    border-top: 4px solid #0073aa !important;
    border-radius: 50% !important;
    animation: spin 1s linear infinite !important;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-state {
    grid-column: 1 / -1 !important;
    text-align: center !important;
    padding: 50px !important;
    color: #dc3545 !important;
    background: #f8d7da !important;
    border-radius: 8px !important;
    border: 1px solid #f5c6cb !important;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .mega-menu-content {
        flex-direction: column !important;
        gap: 30px !important;
    }

    .mega-menu-sidebar {
        flex: none !important;
        width: 100% !important;
        position: static !important;
    }

    .posts-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

@media (max-width: 768px) {
    .mega-menu-navigation {
        flex-wrap: wrap !important;
        justify-content: center !important;
    }

    .mega-menu-navigation > li > a.main-menu-link {
        padding: 15px 20px !important;
        font-size: 14px !important;
    }

    #mega-menu-container {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        width: 100% !important;
        height: 100vh !important;
        z-index: 9999999 !important;
        max-height: 100vh !important;
    }

    #mega-menu-container.active {
        max-height: 100vh !important;
    }

    .mega-menu-wrapper {
        padding: 20px 15px !important;
        padding-top: 30px !important;
    }

    .mega-menu-close-btn {
        top: 10px !important;
        right: 15px !important;
        background: rgba(255,255,255,0.9) !important;
    }

    .posts-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .secondary-menu-nav {
        overflow-x: auto !important;
        flex-wrap: nowrap !important;
        padding-top: 25px !important;
        padding-bottom: 20px !important;
    }

    .secondary-menu-item {
        flex-shrink: 0 !important;
    }
}

@media (max-width: 480px) {
    .posts-grid {
        grid-template-columns: 1fr !important;
    }
}
/* 在原有CSS基础上添加以下样式 */

/* 文章摘要/产品描述样式 */
.post-excerpt {
    margin-top: 8px;
    font-size: 12px;
    opacity: 0.8;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

/* 调整叠加层高度以适应描述 */
.post-overlay {
    padding: 15px 15px 20px 15px;
}

/* 产品特定样式 */
.product-item .post-title {
    font-size: 13px;
    margin-bottom: 5px;
}
/* 修复头部布局 */
.header .box {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
}

/* Logo区域 */
.logo {
    flex: 0 0 auto !important;
    margin-right: 20px !important;
}

.logo img {
    max-height: 60px !important;
    width: auto !important;
}

/* 导航区域 */
.nav {
    flex: 1 1 auto !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    min-width: 0 !important; /* 允许内容收缩 */
}

/* 导航包装器 */
.mega-menu-nav-wrapper {
    width: 100% !important;
    max-width: 800px !important; /* 限制最大宽度 */
    margin: 0 auto !important;
}

/* 导航菜单 */
.mega-menu-navigation {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
}

.mega-menu-navigation > li {
    flex: 0 0 auto !important;
    margin: 0 2px !important;
}

.mega-menu-navigation > li > a.main-menu-link {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    height: 60px !important;
    padding: 0 15px !important;
    color: #333 !important;
    text-decoration: none !important;
    font-weight: 600 !important;
    font-size: 15px !important;
    transition: all 0.3s ease !important;
    white-space: nowrap !important;
}

.mega-menu-navigation > li > a.main-menu-link:hover {
    color: #0073aa !important;
    background: #f8f9fa !important;
}

/* 联系信息区域 */
.lianxi {
    flex: 0 0 auto !important;
    margin-left: 20px !important;
}

.lianxi ul {
    display: flex !important;
    align-items: center !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    gap: 20px !important;
}

.lianxi ul li {
    position: relative !important;
}

/* 微信图标样式 */
.lianxi .icon-weixin {
    font-size: 24px !important;
    color: #3c5dc5 !important;
    cursor: pointer !important;
}

.lianxi .hover-weixin {
    display: none !important;
    position: absolute !important;
    top: 100% !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    background: white !important;
    padding: 15px !important;
    border-radius: 5px !important;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1) !important;
    z-index: 1000 !important;
    text-align: center !important;
    min-width: 150px !important;
}

.lianxi .hover-weixin img {
    max-width: 120px !important;
    height: auto !important;
    margin-bottom: 10px !important;
}

.lianxi ul li:hover .hover-weixin {
    display: block !important;
}

/* 电话样式 */
.lianxi .icon-dianhua2 {
    font-size: 20px !important;
    color: #3c5dc5 !important;
    margin-right: 5px !important;
}

.lianxi a[href^="tel:"] {
    text-decoration: none !important;
    font-weight: 600 !important;
    font-size: 16px !important;
    color: #3c5dc5 !important;
    display: flex !important;
    align-items: center !important;
}

/* 下拉箭头 */
.dropdown-arrow {
    margin-left: 5px !important;
    font-size: 10px !important;
    transition: transform 0.3s ease !important;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .header .box {
        flex-wrap: wrap !important;
        padding: 10px !important;
    }

    .logo {
        flex: 0 0 100px !important;
        margin-right: 10px !important;
    }

    .nav {
        order: 3 !important;
        flex: 0 0 100% !important;
        margin-top: 15px !important;
    }

    .mega-menu-nav-wrapper {
        max-width: 100% !important;
    }

    .mega-menu-navigation {
        justify-content: flex-start !important;
        overflow-x: auto !important;
        white-space: nowrap !important;
        -webkit-overflow-scrolling: touch !important;
    }

    .mega-menu-navigation > li {
        margin: 0 5px !important;
    }

    .mega-menu-navigation > li > a.main-menu-link {
        padding: 0 10px !important;
        font-size: 14px !important;
    }

    .lianxi {
        margin-left: auto !important;
        margin-right: 10px !important;
    }

    .lianxi ul {
        gap: 10px !important;
    }

    .lianxi a[href^="tel:"] {
        font-size: 14px !important;
    }
}

@media (max-width: 768px) {
    .header .box {
        flex-direction: column !important;
        align-items: center !important;
    }

    .logo {
        margin-right: 0 !important;
        margin-bottom: 10px !important;
        text-align: center !important;
    }

    .nav {
        order: 2 !important;
        width: 100% !important;
        margin: 10px 0 !important;
    }

    .mega-menu-navigation {
        justify-content: center !important;
    }

    .lianxi {
        order: 1 !important;
        margin: 10px 0 !important;
        width: 100% !important;
        text-align: center !important;
    }

    .lianxi ul {
        justify-content: center !important;
    }
}
/* 强制电话项在一行显示 - 添加 !important 以确保覆盖 */
.header .lianxi ul li.phone-item,
.header .lianxi ul li:last-child,
.header .lianxi ul li:nth-child(2) {
    display: inline-flex !important;
    align-items: center !important;
    white-space: nowrap !important;
    float: none !important;
    clear: none !important;
}

/* 确保图标和链接都是行内元素 */
.header .lianxi ul li .icon-dianhua2 {
    display: inline-block !important;
    float: none !important;
    margin-right: 8px !important;
    vertical-align: middle !important;
    line-height: 1 !important;
}

.header .lianxi ul li .phone-link {
    display: inline-block !important;
    float: none !important;
    white-space: nowrap !important;
    vertical-align: middle !important;
    line-height: 1 !important;
    margin-left: 0 !important;
    padding-left: 0 !important;
}

/* 针对 lianxi 容器的修复 */
.header .lianxi ul {
    display: flex !important;
    align-items: center !important;
    flex-wrap: nowrap !important;
    white-space: nowrap !important;
}

.header .lianxi ul li {
    flex-shrink: 0 !important;
    width: auto !important;
    min-width: 0 !important;
}