/* SCM Page - Self-contained styles */

* { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0;
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: #fff;
    color: #333;
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

html { overflow-x: hidden; }

img { max-width: 100%; height: auto; display: block; }

a { text-decoration: none; color: inherit; }

.content-wrap .site-header,
.content-wrap .side-consult,
.content-wrap .site-footer {
    display: none !important;
}

.product-info { overflow: visible; position: relative; z-index: 1; }

.content-wrap, body, html { overflow-x: visible; }

.container {
    width: 1440px;
  max-width: 100%;
  margin: 0 auto;
  padding: 0 15px;
}

@media (max-width: 1500px) {
  .container,
  .page-nav-inner {
    width: 1200px;
  }
}

.content-wrap { width: 100%; overflow: visible; }

/* ========== Banner ========== */
.product_xc_banner {
    position: relative;
    width: 100%;
    height: 520px;
    overflow: hidden;
    background: linear-gradient(135deg, #1a3a6b 0%, #0d47a1 50%, #1565c0 100%) !important;
}

.product_xc_banner .banner_pc {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    filter: none !important;
    opacity: 1 !important;
    -webkit-filter: none !important;
    transform: none !important;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: high-quality;
}

.product_xc_banner::before,
.product_xc_banner::after {
    display: none !important;
}

.product_xc_banner .text::before,
.product_xc_banner .text::after {
    display: none !important;
}

.product_xc_banner .text {
    position: absolute;
    z-index: 10;
    left: 8%;
    top: 50%;
    transform: translateY(-50%);
    max-width: 650px;
    color: #fff;
}

.product_xc_banner .text .w1440 {
    position: relative;
}

.product_xc_banner h1 {
    font-size: 42px;
    font-weight: 700;
    color: #000;
    margin: 0 0 20px;
    line-height: 1.3;
    letter-spacing: 2px;
}

.product_xc_banner .banner-text {
    font-size: 18px;
    color: #333;
    margin-bottom: 30px;
    line-height: 1.8;
}

.product_xc_banner_link {
    display: flex;
}

.product_xc_banner_link a {
    display: inline-block !important;
    padding: 12px 36px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    background: #1565c0 !important;
    color: #fff !important;
    opacity: 1 !important;
    visibility: visible !important;
    line-height: 1.5;
    text-decoration: none !important;
}

.product_xc_banner_link a:hover {
    background: #0d47a1 !important;
    color: #fff !important;
    transform: translateY(-2px);
}

/* ========== Box1 - 概述 ========== */
.product-info .box1 {
    padding: 80px 0 60px;
    background: #fff;
}

.product-info .box1 .top {
    text-align: center;
    margin-bottom: 60px;
}

.product-info .box1 .title {
    font-size: 36px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 30px;
    line-height: 1.4;
}

.product-info .box1 .txt {
    max-width: 900px;
    margin: 0 auto;
    font-size: 16px;
    color: #666;
    line-height: 1.8;
}

.product-info .box1 .list-cwy ul {
    display: flex;
    justify-content: center;
    gap: 20px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-info .box1 .list-cwy li {
    width: 22%;
    text-align: center;
    padding: 30px 20px;
}

.product-info .box1 .list-cwy .icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
}

.product-info .box1 .list-cwy .icon-1::before {
    content: '⚡';
    font-size: 32px;
    color: #1565c0;
}

.product-info .box1 .list-cwy .icon-2::before {
    content: '🛡️';
    font-size: 32px;
    color: #1565c0;
}

.product-info .box1 .list-cwy .icon-3::before {
    content: '🤖';
    font-size: 32px;
    color: #1565c0;
}

.product-info .box1 .list-cwy .icon-4::before {
    content: '🏢';
    font-size: 32px;
    color: #1565c0;
}

.product-info .box1 .list-cwy h3 {
    font-size: 20px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 15px;
}

.product-info .box1 .list-cwy .t2 {
    font-size: 14px;
    color: #888;
    line-height: 1.8;
}

/* ========== Box2 - 全价值链数字平台 ========== */
.box2-cwy {
    padding: 80px 0;
    background: linear-gradient(180deg, #f6f9fc 0%, #eef3f8 100%);
}

.box2-cwy .title {
    text-align: center;
    font-size: 36px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 30px;
}

.box2-cwy .arch-diagram {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 0;
}

.box2-cwy .arch-diagram img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.box2-cwy .arch-desc {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    font-size: 16px;
    color: #666;
    line-height: 1.8;
}

/* ========== Box4 - 核心业务场景 ========== */
.box4-cwy {
    padding: 80px 0;
    background: #fff;
}

.box4-cwy .title {
    text-align: center;
    font-size: 36px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 50px;
}

.box4-cwy .menu ul {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 0 0 50px;
    border-bottom: 1px solid #dce0e6;
    flex-wrap: wrap;
}

.box4-cwy .menu li {
    height: 52px;
    display: flex;
    align-items: center;
    padding: 0 20px;
    margin: 0 10px;
    cursor: pointer;
    position: relative;
    font-size: 16px;
    color: #252b3a;
    white-space: nowrap;
    transition: all 0.3s;
}

.box4-cwy .menu li:hover {
    color: #0084f6;
}

.box4-cwy .menu li.on {
    color: #0084f6;
    font-weight: 600;
}

.box4-cwy .menu li.on::after {
    content: '';
    width: 100%;
    height: 3px;
    background: #0084f6;
    position: absolute;
    left: 0;
    bottom: -1px;
}

.box4-cwy .list ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.box4-cwy .list > ul > li {
    display: none;
    padding: 40px 0;
}

.box4-cwy .list > ul > li.on {
    display: block;
    padding: 40px 0;
}

.box4-cwy .list .tab-row {
    display: flex !important;
    flex-direction: row !important;
    gap: 60px !important;
    align-items: flex-start !important;
    max-width: 1200px !important;
    margin: 0 auto !important;
    overflow: visible !important;
}

.box4-cwy .list .tab-img {
    flex: 0 0 48% !important;
    max-width: 48% !important;
    overflow: hidden !important;
    border-radius: 12px !important;
}

.box4-cwy .list .tab-img img {
    width: 100% !important;
    height: auto !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1) !important;
    transition: transform 0.4s ease !important;
}

.box4-cwy .list .tab-img:hover img {
    transform: scale(1.08) !important;
}

.box4-cwy .list .tab-text {
    flex: 1 !important;
    min-width: 0 !important;
    padding-top: 20px !important;
    overflow: visible !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.box4-cwy .list .tab-text h3 {
    font-size: 32px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 15px;
    line-height: 1.4;
}

.box4-cwy .list .tab-text .tab-sub {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin: 0 0 25px;
}

.box4-cwy .list .tab-list {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.box4-cwy .list .tab-list li {
    position: relative !important;
    padding-left: 28px !important;
    margin-bottom: 18px !important;
    font-size: 15px !important;
    color: #555 !important;
    line-height: 1.8 !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    text-align: left !important;
    list-style: none !important;
}

.box4-cwy .list .tab-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 2px;
    width: 22px;
    height: 22px;
    background: #1565c0;
    color: #fff;
    border-radius: 50%;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.box4-cwy .list .tab-list li span {
    color: #1565c0;
    font-weight: 600;
}

.btn_c {
    display: inline-block;
    padding: 10px 30px;
    border-radius: 30px;
    background: #1565c0;
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn_c:hover {
    background: #0d47a1;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(21, 101, 192, 0.3);
}

.btn_c_blue {
    background: #1565c0;
    color: #fff;
}

/* ========== Box5 - 客户案例 ========== */
.anli {
    padding: 80px 0;
    background: linear-gradient(180deg, #f6f9fc 0%, #eef3f8 100%);
}

.anli .title {
    text-align: center;
    font-size: 36px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 50px;
}

.anli-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.anli-item {
    background: #fff;
    border-radius: 12px;
    padding: 40px 19px 20px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.anli-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.anli-img {
    width: calc(100% - 10px);
    height: 200px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 8px;
}

.anli-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.anli-item h3 {
    font-size: 20px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 15px;
}

.anli-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin: 0 0 10px;
}

.anli-item .btn_c {
    margin-top: 20px;
}

/* ========== Box6 - 更多资源 ========== */
.box6 {
    padding: 80px 0;
    background: #fff;
}

.box6 .title {
    text-align: center;
    font-size: 36px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 50px;
}

.resource-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.resource-item {
    background: linear-gradient(135deg, #f8fbff 0%, #f0f7ff 100%);
    border-radius: 12px;
    padding: 40px;
    border: 1px solid #e3eef8;
    transition: all 0.3s;
}

.resource-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(21, 101, 192, 0.1);
}

.resource-item h3 {
    font-size: 20px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 15px;
}

.resource-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin: 0 0 20px;
}

/* ========== Box7 - 常见问题 ========== */
.faq {
    padding: 80px 0;
    background: linear-gradient(180deg, #eef3f8 0%, #f6f9fc 100%);
}

.faq .title {
    text-align: center;
    font-size: 36px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 50px;
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    border-radius: 10px;
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}

.faq-q {
    padding: 25px 30px;
    font-size: 18px;
    font-weight: 600;
    color: #1a1a1a;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s;
    user-select: none;
}

.faq-q:hover {
    color: #0084f6;
    background: #f8fbff;
}

.faq-q::after {
    content: '▾';
    font-size: 20px;
    font-weight: 300;
    color: #999;
    transition: transform 0.3s;
}

.faq-item.open .faq-q::after {
    transform: rotate(180deg);
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-a.show {
    max-height: 1000px;
}

.faq-a p {
    padding: 0 30px 20px;
    font-size: 15px;
    color: #555;
    line-height: 1.8;
    margin: 0;
}

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
    .container { width: 100%; }
    
    .anli-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .product_xc_banner {
        height: 360px;
    }
    
    .product_xc_banner h1 {
        font-size: 28px;
    }
    
    .product_xc_banner .banner-text {
        font-size: 14px;
    }
    
    .product-info .box1 .list-cwy ul {
        flex-direction: column;
        gap: 20px;
    }
    
    .product-info .box1 .list-cwy li {
        width: 100%;
    }
    
    .box4-cwy .menu ul {
        overflow-x: auto;
        flex-wrap: nowrap;
    }
    
    .box4-cwy .menu li {
        padding: 0 15px;
        font-size: 14px;
    }
    
    .box4-cwy .list .tab-row {
        flex-direction: column;
        gap: 30px;
    }
    
    .box4-cwy .list .tab-img {
        flex: none;
        max-width: 100%;
        width: 100%;
    }
    
    .box4-cwy .list .tab-text {
        padding-top: 0;
    }
    
    .box4-cwy .list .tab-text h3 {
        font-size: 24px;
    }
    
    .anli-list {
        grid-template-columns: 1fr;
    }
    
    .resource-list {
        grid-template-columns: 1fr;
    }
}

/* ========== Page Navigation (Horizontal) ========== */
.page-nav-bar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #fff;
    border-bottom: 1px solid #e8e8e8;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.page-nav-inner {
    width: 1440px;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 15px;
}

.page-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
}

.page-nav-list li {
    display: block;
}

.page-nav-list a {
    display: block;
    padding: 16px 0;
    font-size: 16px;
    font-weight: 500;
    color: #333;
    text-decoration: none;
    transition: all 0.3s;
    position: relative;
    cursor: pointer;
    white-space: nowrap;
}

.page-nav-list a::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 8px;
    width: 0;
    height: 2px;
    background: #1565c0;
    transition: all 0.3s;
    transform: translateX(-50%);
}

.page-nav-list a:hover {
    color: #1565c0;
}

.page-nav-list a:hover::after {
    width: 100%;
}

.page-nav-list a.active {
    color: #1565c0;
    font-weight: 600;
}

.page-nav-list a.active::after {
    width: 100%;
}

@media (max-width: 1200px) {
    .page-nav-list {
        gap: 40px;
    }
}

@media (max-width: 992px) {
    .page-nav-list {
        gap: 30px;
    }
    .page-nav-list a {
        font-size: 15px;
    }
}

@media (max-width: 768px) {
    .page-nav-list {
        gap: 15px;
    }
    .page-nav-list a {
        font-size: 13px;
        padding: 14px 0;
    }
}

/* EPM 产品推荐分页点：放到卡片下方（覆盖页面内嵌 plm_css/swiper.min.css 的绝对定位） */
.sw_epm > .swiper-pagination {
    position: relative;
    bottom: auto;
    margin-top: 30px;
}