/* ========================================
   产品页面样式表
   ======================================== */

/* ========================== 面包屑导航 ========================== */
.breadcrumb-area {
    background-color: var(--bs-white);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}

/* ========================== 筛选导航 ========================== */
/* 主筛选导航容器 */
.filter_elements_nav {
    display: flex;
    justify-content: center;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0 15px;
    margin: 0 -15px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.filter_elements_nav::-webkit-scrollbar {
    display: none;
}

.filter_elements_nav > ul {
    gap: 3px;
    padding: 7px;
    background-color: var(--bs-white);
    border-radius: var(--bs-border-radius);
    min-width: 780px;
    justify-content: flex-start;
    flex-shrink: 0;
    width: max-content;
}

.filter_elements_nav > ul > li {
    line-height: 1;
    cursor: pointer;
    font-size: 15px;
    /*font-weight: 600;*/
    color: var(--bs-dark);
    padding: 16px 30px 13px;
    border-radius: var(--bs-border-radius);
    white-space: nowrap;
    position: relative;
}

.filter_elements_nav > ul > li:not(.active):hover {
    background-color: var(--bs-light);
}

.filter_elements_nav > ul > li.active {
    color: var(--bs-white);
    background-color: var(--bs-primary);
}

/* 特殊筛选项样式 */
.filter_elements_nav > ul > li[data-filter="marketing"] {
    padding: 0; /* 移除 li 标签的 padding */
}

.filter_elements_nav > ul > li[data-filter="marketing"] a {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none; /* 移除默认的下划线 */
    color: inherit; /* 继承父元素的颜色 */
    box-sizing: border-box; /* 确保 padding 和 border 不影响宽度 */
    padding: 16px 30px 13px; /* 与原来的 li 标签的 padding 相同 */
    border-radius: var(--bs-border-radius); /* 保持圆角 */
    position: relative; /* 确保 a 标签相对于 li 标签定位 */
}

/* ========================== 二级导航菜单 ========================== */
.filter-ter {
    gap: 1.25rem;
    margin-top: 1.25rem;
}

.filter-ter li {
    cursor: pointer;
    padding: 10px 40px;
    border-radius: 9999px;
    font-size: 14px;
    /*font-weight: 500;*/
    color: var(--bs-dark);
    background: var(--bs-white);
    box-shadow: 0 2px 0 0 #dcdcdc,
    0 4px 8px rgba(0, 0, 0, 0.08);
    transition: transform .25s ease, box-shadow .25s ease, color .25s ease;
}

.filter-ter li:hover {
    color: var(--bs-primary);
    transform: translateY(-4px);
    box-shadow: 0 4px 0 0 #c9c9c9,
    0 8px 16px rgba(0, 0, 0, 0.18);
}

.filter-ter li:active {
    transform: translateY(-1px);
    box-shadow: 0 2px 0 0 #bfbfbf,
    0 4px 8px rgba(0, 0, 0, 0.12);
}

.filter-ter li.active {
    border-color: transparent;
    background: var(--bs-primary);
    color: var(--bs-white);
}

/* ========================== 通用列表样式 ========================== */
[class*="unordered_list"] {
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

[class*="unordered_list"] > li {
    float: left;
    list-style: none;
    display: inline-block;
}

/* ========================== 产品组合布局 ========================== */
/* 产品卡片基础样式 */
.portfolio_block {
    background: var(--bs-white);
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    height: 100%;
    overflow: hidden;
}

.portfolio_block:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* 产品图片区域 */
.portfolio_block .portfolio_image_wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: var(--bs-border-radius-sm);
}

.portfolio_block .portfolio_image {
    position: relative;
    overflow: hidden;
}

.portfolio_block .portfolio_image img {
    width: 80%;
    height: 80%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.portfolio_block .portfolio_image:hover img {
    transform: scale(1.1);
}

/* 产品内容区域 */
.portfolio_content {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    min-height: 240px;
}

/* 产品标题 */
.portfolio_block .product-title {
    color: #2c3e50;
    transition: color 0.3s ease;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 0.5rem;
    text-align: start;
}

.portfolio_block .product-title:hover {
    color: #3498db;
}

/* 产品内容包装器 */
.product-content-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-info {
    flex-grow: 1;
    margin-bottom: 1rem;
}

/* 产品描述 */
.product-desc {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
    min-height: 2.8em;
    margin-bottom: 1rem;
    color: var(--bs-gray-600);
    font-size: 0.7rem;
}

/* ========================== 产品标签样式 ========================== */
.category_list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr; /* 每列占据相等空间 */
    grid-auto-rows: auto;
    gap: 0.5rem;
    height: auto;
    align-content: start;
    justify-items: stretch; /* 改为stretch，让标签填满网格单元格 */
    align-items: start;
    overflow: hidden;
    max-height: calc(1.8rem * 2 + 0.5rem);
    min-height: 1.8rem;
}

.category_list li {
    background: #f8f9fa;
    padding: 0.4rem 0.4rem;
    border-radius: 18px;
    font-size: 0.5rem;
    border: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 1.2;
    width: 100%; /* 填满网格单元格宽度 */
    height: 1.8rem;
    color: #495057;
    cursor: default;
    min-width: 0;
    /* 处理文字溢出 */
    overflow: hidden;
    text-overflow: ellipsis;
}

.category_list li:hover {
    background: var(--megamenu-primary-color, #2F80ED);
    color: var(--bs-white);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.category_list li:hover i {
    color: var(--bs-white) !important;
}

.category_list i {
    margin-right: 2px;
    font-size: 0.65rem;
    flex-shrink: 0;
}

/* 特殊标签样式 */
.category_list li.tech-spec {
    background: #e3f2fd;
    color: #1976d2;
}

.category_list li.tech-spec:hover {
    background: #1976d2;
    color: var(--bs-white);
}

.category_list li.interface {
    background: #f3e5f5;
    color: #7b1fa2;
}

.category_list li.interface:hover {
    background: #7b1fa2;
    color: var(--bs-white);
}

/* 单行内容处理 */
.category_list.single-row {
    max-height: calc(1.8rem); /* 单行时只需要一行高度 */
}

/* 隐藏超过6个的标签 */
.category_list li:nth-child(n+7) {
    display: none;
}

/* ========================== Layout 2 特殊样式 ========================== */
.portfolio_block.portfolio_layout_2 {
    padding: 20px 20px 0 20px;
}

.portfolio_block.portfolio_layout_2 .portfolio_content {
    padding: 1.25rem 1rem 1rem;
    min-height: 240px;
}

/* ========================== 栅格布局优化 ========================== */
.shop-area [class*="col-"] {
    padding: 0 0.75rem 2rem;
}

.shop-area .product-col {
    padding: 0 0.75rem;
    margin-bottom: 2rem;
}

.shop-area #productGrid {
    margin: 0 -0.75rem;
}

/* ========================== 左侧导航 ========================== */
.widgets-area {
    background-color: var(--bs-white);
}

/* 手风琴图标动画 */
button[aria-expanded="true"] + .fa-chevron-down {
    transform: rotate(180deg);
}

button + .fa-chevron-down {
    transition: transform .25s;
}

/* 侧边导航样式补充 */
.accordion-body > div > span{
    cursor: pointer;
}

/* Offcanvas样式 */
.offcanvas-backdrop.show {
    opacity: 0 !important;
}

.nav-toggle-btn {
    width: 200px;
    position: fixed;
    top: 40%;
    left: 1.25rem;
    transform: translateY(-50%);
    z-index: 100;
    border-radius: .75rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .15);
}

#filterOffcanvas {
    top: 100px;
    height: calc(100% - 100px);
    border-top-right-radius: 1rem;
    border-bottom-right-radius: 1rem;
    z-index: 200;
}

/* Modal状态下的处理 */
body.modal-open .nav-toggle-btn {
    pointer-events: none;
    opacity: .35;
}

body.modal-open .offcanvas {
    pointer-events: none;
    visibility: hidden;
}

/* ========================== 兼容性保持样式 ========================== */
.portfolio_block .portfolio_title {
    font-size: 26px;
    line-height: 36px;
    margin-bottom: 7px;
}

.portfolio_block .portfolio_title a {
    color: var(--bs-dark);
}

.portfolio_block .portfolio_title a:hover {
    color: var(--bs-primary);
}

.portfolio_block .btn {
    top: 26px;
    right: 30px;
    position: absolute;
}

/* ========================== 响应式设计 ========================== */
/* 移动端优化 - 小屏幕 (max-width: 576px) */
@media (max-width: 576px) {
    /* 筛选导航优化 */
    .filter_elements_nav {
        justify-content: flex-start;
        padding: 0 15px;
        margin: 0 -15px 1rem -15px;
    }

    .filter_elements_nav > ul {
        min-width: max-content;
        padding: 5px;
        gap: 2px;
        width: auto;
    }

    .filter_elements_nav > ul > li {
        font-size: 14px;
        padding: 12px 16px 10px;
        min-width: fit-content;
        flex-shrink: 0;
    }

    /* 二级筛选导航 */
    .filter-sub {
        padding: 0 15px;
        margin: 0 -15px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .filter-sub::-webkit-scrollbar {
        display: none;
    }

    .filter-sub li,
    .filter-ter li {
        font-size: 14px;
        padding: 8px 16px;
        margin: 2px;
        flex-shrink: 0;
    }

    /* 三级筛选导航 */
    .filter-ter {
        gap: 0.5rem;
        margin-top: 0.75rem;
        padding: 0 15px;
        margin-left: -15px;
        margin-right: -15px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .filter-ter::-webkit-scrollbar {
        display: none;
    }

    /* 修复二级和三级菜单容器 */
    #filter-sub-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    #filter-ter-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* 产品卡片优化 */
    .portfolio_content {
        padding: 1rem 0.75rem;
        min-height: 200px;
    }

    .portfolio_block.portfolio_layout_2 {
        padding: 15px 15px 0 15px;
    }

    .portfolio_block.portfolio_layout_2 .portfolio_content {
        padding: 1rem 0.75rem 0.75rem;
        min-height: 200px;
    }

    .product-col {
        margin-bottom: 1.5rem;
    }

    /* 产品描述优化 */
    .product-desc {
        -webkit-line-clamp: 2;
        min-height: 2.4em;
        font-size: 0.85rem;
        line-height: 1.3;
        margin-bottom: 0.75rem;
    }

    /* 产品标题优化 */
    .portfolio_block .product-title {
        font-size: 1rem;
        line-height: 1.3;
        margin-bottom: 0.5rem;
    }

    /* 栅格间距优化 */
    .shop-area [class*="col-"] {
        padding: 0 0.5rem 1.5rem;
    }

    .shop-area #productGrid {
        margin: 0 -0.5rem;
    }

    /* 筛选按钮优化 */
    .nav-toggle-btn {
        width: 160px;
        font-size: 14px;
        padding: 10px 15px;
        left: 0.75rem;
    }

    /* 筛选面板优化 */
    #filterOffcanvas {
        width: 90%;
        max-width: 300px;
    }

    /* 图片容器优化 */
    .portfolio_image_wrap {
        aspect-ratio: 4/3;
        margin-bottom: 0.5rem;
    }

    /* 兼容性样式移动端优化 */
    .portfolio_block .portfolio_title {
        font-size: 20px;
        line-height: 28px;
        margin-bottom: 5px;
    }

    .portfolio_block .btn {
        top: 20px;
        right: 20px;
        font-size: 14px;
        padding: 6px 12px;
    }

    /* 产品标签移动端优化 */
    .category_list {
        gap: 0.3rem;
        max-height: calc(1.6rem * 2 + 0.3rem); /* 移动端调整 */
        min-height: 1.6rem;
    }

    .category_list li {
        font-size: 0.7rem;
        padding: 0.3rem 0.6rem;
        height: 1.6rem;
    }

    .category_list.single-row {
        max-height: calc(1.6rem);
    }
}

/* 平板端优化 (577px - 768px) */
@media (min-width: 577px) and (max-width: 768px) {
    /* 筛选导航优化 */
    .filter_elements_nav {
        justify-content: flex-start;
        padding: 0 15px;
        margin: 0 -15px;
    }

    .filter_elements_nav > ul {
        min-width: max-content;
        justify-content: flex-start;
        width: auto;
    }

    .filter_elements_nav > ul > li {
        font-size: 16px;
        padding: 14px 20px 12px;
        flex-shrink: 0;
    }

    /* 二级和三级导航 */
    .filter-sub,
    .filter-ter {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 0 15px;
        margin-left: -15px;
        margin-right: -15px;
    }

    /* 产品卡片优化 */
    .portfolio_content {
        min-height: 220px;
    }

    .portfolio_block.portfolio_layout_2 .portfolio_content {
        min-height: 220px;
    }

    /* 图片容器优化 */
    .portfolio_image_wrap {
        aspect-ratio: 16/11;
    }

    /* 筛选按钮优化 */
    .nav-toggle-btn {
        width: 180px;
        left: 1rem;
    }
}

/* 平板端标签样式 */
@media (max-width: 768px) {
    .category_list li {
        font-size: 0.72rem;
        padding: 0.35rem 0.7rem;
    }
}

/* 大平板端优化 (769px - 992px) */
@media (min-width: 769px) and (max-width: 992px) {
    .filter_elements_nav > ul > li {
        font-size: 17px;
        padding: 15px 25px 13px;
    }

    .portfolio_content {
        min-height: 230px;
    }

    .portfolio_block.portfolio_layout_2 .portfolio_content {
        min-height: 230px;
    }
}

/* 大屏幕自定义列宽 (1200px - 1399.98px) */
@media (min-width: 1200px) and (max-width: 1399.98px) {
    .col-xl-custom {
        flex: 0 0 20% !important;
        max-width: 20% !important;
    }
}

/* 横屏手机优化 */
@media (max-width: 576px) and (orientation: landscape) {
    .filter_elements_nav > ul > li {
        padding: 10px 14px 8px;
        font-size: 13px;
    }

    .portfolio_content {
        min-height: 180px;
        padding: 0.75rem;
    }

    .portfolio_block.portfolio_layout_2 .portfolio_content {
        min-height: 180px;
        padding: 0.75rem;
    }

    .product-desc {
        -webkit-line-clamp: 1;
        min-height: 1.2em;
        font-size: 0.8rem;
    }
}

/* 超小屏幕优化 (max-width: 360px) */
@media (max-width: 360px) {
    .filter_elements_nav > ul > li {
        font-size: 13px;
        padding: 10px 12px 8px;
    }

    .portfolio_content {
        padding: 0.75rem 0.5rem;
        min-height: 180px;
    }

    .portfolio_block.portfolio_layout_2 {
        padding: 12px 12px 0 12px;
    }

    .portfolio_block.portfolio_layout_2 .portfolio_content {
        padding: 0.75rem 0.5rem;
        min-height: 180px;
    }

    .category_list li {
        font-size: 0.5rem;
        padding: 0.2rem 0.25rem;
    }

    .portfolio_block .product-title {
        font-size: 0.95rem;
    }

    .product-desc {
        font-size: 0.8rem;
    }

    .nav-toggle-btn {
        width: 140px;
        font-size: 13px;
        padding: 8px 12px;
        left: 0.5rem;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .portfolio_block:hover {
        transform: none;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    }

    .portfolio_block .portfolio_image:hover img {
        transform: none;
    }

    .filter-ter li:hover {
        color: var(--bs-dark);
        transform: none;
        box-shadow: 0 2px 0 0 #dcdcdc, 0 4px 8px rgba(0, 0, 0, 0.08);
    }

    /* 增加触摸目标大小 */
    .filter_elements_nav > ul > li {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .category_list li {
        min-height: 28px;
    }
}