/* ============================================
   社保网站全局样式 - 月月企服
   ============================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: #333; background: #f5f7fa; line-height: 1.6;
}

a { color: #1890ff; text-decoration: none; }
a:hover { color: #40a9ff; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* 面包屑 - 与主内容区保持对齐 */
.breadcrumb {
    max-width: 1200px;
    margin: 0 auto 20px;
    padding: 15px 20px;
    font-size: 14px;
    color: #999;
    background: #fff;
}
.breadcrumb a { color: #1890ff; text-decoration: none; }
.breadcrumb span { margin: 0 8px; color: #999; }

/* ===== 顶部导航（参照帝国CMS ecms330 模板样式） ===== */
.header {
    background: #fff;
    box-shadow: 0 1px 5px rgba(0,0,0,.07);
    position: sticky;
    top: 0;
    z-index: 9999;
}
.nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    padding: 0 20px;
    height: 64px;
}
.nav .logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    margin-right: 32px;
    text-decoration: none;
}
.nav .logo img {
    display: block;
    height: 36px;
    width: auto;
}
/* 主导航菜单 */
.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    padding: 0;
    margin: 0;
    height: 100%;
    gap: 2px;
}
.nav-menu > li {
    position: relative;
    list-style: none;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}
.nav-menu > li > a,
.nav-menu > li > span.nav-label {
    display: flex;
    align-items: center;
    padding: 0 14px;
    height: 32px;
    line-height: 32px;
    color: #333;
    font-size: 15px;
    text-decoration: none;
    white-space: nowrap;
    transition: color .2s;
}
.nav-menu > li > a:hover,
.nav-menu > li > a.active,
.nav-menu > li:hover > span.nav-label {
    color: #1890ff;
}
/* 当前/高亮菜单项 */
.nav-menu > li.current-menu-item > a,
.nav-menu > li.current-menu-parent > a,
.nav-menu > li.current-menu-ancestor > a {
    color: #1890ff;
}

/* 24小时热线 */
.nav-hotline {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    padding-left: 24px;
    font-size: 14px;
    color: #1890ff;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}
.nav-hotline .hotline-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: #e6f7ff;
    border-radius: 50%;
    font-size: 14px;
}
.nav-hotline .hotline-num {
    font-size: 15px;
    letter-spacing: 0.5px;
}

/* 城市导航按钮（蓝色按钮 + 白色字体，与导航菜单分离在热线右侧） */
.nav .city-nav {
    display: inline-block;
    margin-left: 12px;
    padding: 0 16px;
    height: 32px;
    line-height: 32px;
    background: #1890ff;
    color: #fff;
    font-weight: 500;
    font-size: 14px;
    border-radius: 4px;
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
    transition: background .2s;
}
.nav .city-nav:hover {
    background: #096dd9;
    color: #fff;
}

/* ===== 汉堡菜单按钮（桌面隐藏，移动端显示） ===== */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 26px;
    cursor: pointer;
    padding: 4px 8px;
    color: #333;
    line-height: 1;
    margin-left: auto;
}
.nav-toggle:focus {
    outline: 2px solid #1890ff;
    outline-offset: 2px;
    border-radius: 2px;
}

/* ===== 有子菜单的父级（参照帝国CMS：箭头放在li上，hover子菜单时箭头保持旋转） ===== */
.nav-menu > li.menu-item-has-children {
    padding-right: 22px;
}
/* 下拉箭头 - 用CSS三角形实现 */
.nav-menu > li.menu-item-has-children::after {
    content: '';
    position: absolute;
    right: 2px;
    top: 50%;
    margin-top: -3px;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid #999;
    transition: transform .3s;
}
/* hover时箭头旋转180度（放在li上，hover子菜单也会保持旋转） */
.nav-menu > li.menu-item-has-children:hover::after {
    border-top-color: #1890ff;
    transform: rotate(180deg);
}

/* ===== 下拉菜单（参照帝国CMS：visibility + opacity + transform 淡入动画） ===== */
.nav-menu .sub-menu {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    top: 48px;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: #fff;
    box-shadow: 0 0 20px rgba(0,0,0,.12);
    border-radius: 4px;
    padding: 12px 0;
    min-width: 150px;
    z-index: 999;
    list-style: none;
    margin: 0;
    transition: all .25s ease;
}
/* 悬停桥接区 - 防止鼠标从父菜单移到子菜单时下拉关闭 */
.nav-menu > li > .sub-menu::before {
    content: '';
    position: absolute;
    top: -16px;
    left: 0;
    width: 100%;
    height: 16px;
}
/* 下拉小三角指示器 */
.nav-menu > li > .sub-menu::after {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    margin-left: -6px;
    border: 6px solid transparent;
    border-bottom-color: #fff;
}
/* 悬停时显示下拉菜单 */
.nav-menu > li:hover > .sub-menu {
    visibility: visible;
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ===== 下拉菜单项 ===== */
.nav-menu .sub-menu li {
    display: block;
    margin: 0;
    padding: 0;
    height: auto;
    white-space: nowrap;
}
.nav-menu .sub-menu li a {
    display: block;
    padding: 9px 28px;
    color: #333;
    font-size: 14px;
    text-decoration: none;
    line-height: 1.5;
    white-space: nowrap;
    transition: all .2s;
}
.nav-menu .sub-menu li a:hover {
    background: #f5f7fa;
    color: #1890ff;
}
/* 下拉菜单中当前菜单项高亮 */
.nav-menu .sub-menu li.current-menu-item > a,
.nav-menu .sub-menu li.current-menu-parent > a {
    color: #1890ff;
    background: #f0f8ff;
}/* 首页 - 核心服务 */
.home-services { max-width: 1200px; margin: 0 auto; padding: 60px 20px; background: #fff; }
.home-services h2 { font-size: 28px; color: #333; text-align: center; margin-bottom: 10px; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.service-card { background: #f8f9fa; border-radius: 8px; padding: 30px; transition: all 0.3s; }
.service-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.1); transform: translateY(-3px); }
.service-card .icon { width: 64px; height: 64px; margin-bottom: 15px; }
.service-icon { display: block; font-size: 36px; margin-bottom: 10px; line-height: 1; }
.service-card h3 { font-size: 18px; margin-bottom: 10px; color: #333; }
.service-card p { font-size: 14px; color: #666; line-height: 1.6; }

/* 首页 - 案例展示 */
.home-cases { max-width: 1200px; margin: 0 auto; padding: 60px 20px; background: #fff; }
.home-cases h2 { font-size: 28px; color: #333; text-align: center; margin-bottom: 10px; }
.section-desc { text-align: center; color: #666; font-size: 16px; margin-bottom: 40px; }
.cases-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 40px; }
.case-card { background: #f8f9fa; border-radius: 8px; padding: 25px; transition: all 0.3s; }
.case-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.1); transform: translateY(-3px); }
.case-icon { width: 64px; height: 64px; margin: 0 auto 16px; transition: transform .3s; }
.case-icon img { width: 100%; height: 100%; object-fit: contain; display: block; }
.case-card:hover .case-icon { transform: scale(1.1); }
.case-card h3 { font-size: 18px; color: #333; margin-bottom: 10px; }
.case-desc { font-size: 14px; color: #666; line-height: 1.6; margin-bottom: 12px; }
.case-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.case-tags span { display: inline-block; padding: 3px 10px; background: #e6f7ff; color: #1890ff; font-size: 12px; border-radius: 3px; }
.case-stats { display: flex; justify-content: space-around; padding: 30px 0; border-top: 1px solid #f0f0f0; }
.stat-item { text-align: center; }
.stat-number { display: block; font-size: 32px; font-weight: bold; color: #1890ff; margin-bottom: 5px; }
.stat-label { font-size: 14px; color: #666; }

/* 文章详情 */
.article-detail { max-width: 900px; margin: 0 auto; padding: 20px; background: #fff; }
.article-title { font-size: 28px; color: #333; margin: 20px 0; line-height: 1.4; }
.article-meta { font-size: 14px; color: #999; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 1px solid #f0f0f0; }
.article-meta span { margin-right: 20px; }
.article-content { font-size: 16px; line-height: 1.8; color: #333; }
.article-content p { margin-bottom: 20px; }
.article-content h2 { font-size: 22px; margin: 30px 0 15px; padding-left: 12px; border-left: 4px solid #1890ff; }
.article-content h3 { font-size: 18px; margin: 25px 0 12px; }
.article-content img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 4px; }
.related-posts { margin-top: 40px; padding-top: 30px; border-top: 2px solid #f0f0f0; }
.related-posts h3 { font-size: 20px; margin-bottom: 15px; }
.related-posts a { display: block; padding: 8px 0; color: #1890ff; text-decoration: none; font-size: 15px; }

/* ============================================
   底部导航 - 月月企服官网风格
   ============================================ */
.tb-footer {
    background: #202935;
    padding: 24px 0 0;
    margin-top: 40px;
    color: #8a8a8a;
}
.prod-cta-section ~ .tb-footer {
    margin-top: 0;
}
.tb-footer a { color: #8a8a8a; }
.tb-footer a:hover { color: #007bff; }
.tb-container {
    position: relative;
    margin: 0 auto;
    max-width: 1360px;
    padding: 0 20px;
}
.tb-footer .m-q-wraper {
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
    margin: 24px 0;
}
.tb-footer .footer-nav {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 0 0 8px 0;
    padding: 0;
    list-style: none;
}
.tb-footer .footer-nav > li {
    list-style: none;
    margin: 0;
    padding: 0;
}
.tb-footer .footer-nav > li > b {
    display: block;
    font-size: 15px;
    color: #fff;
    margin-bottom: 12px;
    font-weight: bold;
}
.tb-footer .footer-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.tb-footer .footer-nav ul li {
    padding-top: 6px;
    list-style: none;
}
.tb-footer .footer-nav ul li a {
    color: #8a8a8a;
    font-size: 14px;
    text-decoration: none;
    line-height: 1.8;
}
.tb-footer .footer-nav ul li a:hover { color: #007bff; }
.contacts-footer {
    flex: 0 0 240px;
    margin-left: 40px;
    margin-bottom: 8px;
}
.contacts-footer .contact-item {
    margin-bottom: 16px;
    word-break: break-all;
    font-size: 14px;
    color: #8a8a8a;
    line-height: 1.6;
}
.contacts-footer .contact-item .ct-title {
    color: #fff;
    font-weight: bold;
}
.footer-qrcode {
    display: flex;
    gap: 16px;
    margin-left: 40px;
    align-items: flex-start;
}
.f-q-item {
    text-align: center;
}
.f-q-item img {
    width: 90px;
    height: 90px;
    border-radius: 4px;
    display: block;
    background: #fff;
}
.f-q-desc {
    font-size: 12px;
    color: #8a8a8a;
    margin-top: 6px;
    text-align: center;
    line-height: 1.4;
}
.friend-links {
    padding: 20px 0 10px;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.friend-links span {
    color: #8a8a8a; font-size: 12px;
}
.friend-links a {
    color: #8a8a8a; font-size: 12px;
    text-decoration: none; margin-right: 30px;
}
.friend-links a:hover { color: #007bff; }
.footer-copyright {
    text-align: center;
    padding: 16px 0;
    font-size: 13px;
    color: #8a8a8a;
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: 8px;
}
.footer-copyright a { color: #8a8a8a; text-decoration: none; }
.footer-copyright a:hover { color: #007bff; }

/* 响应式 */
/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .cases-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 24px; }
    .case-card { padding: 16px; }
    .case-icon { width: 44px; height: 44px; margin-bottom: 12px; }
    .case-card h3 { font-size: 15px; margin-bottom: 6px; }
    .case-desc { font-size: 12px; margin-bottom: 8px; line-height: 1.5; }
    .case-tags span { font-size: 11px; padding: 2px 8px; }
    .case-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 16px 0; border-top: none; }
    .stat-item { width: auto; display: block; text-align: center; padding: 16px; background: #f8f9fa; border-radius: 8px; }
    .stat-number { display: block; font-size: 26px; font-weight: bold; color: #1890ff; margin-bottom: 4px; }
    .stat-label { display: block; font-size: 12px; color: #666; }
    .services-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 24px; }
    .service-card { padding: 20px 16px; }
    .service-icon { font-size: 28px; margin-bottom: 6px; }
    .service-card h3 { font-size: 15px; margin-bottom: 6px; }
    .service-card p { font-size: 12px; line-height: 1.5; }
    .home-services { padding: 40px 16px; }
    .article-detail { padding: 15px; }
    .article-title { font-size: 22px; }
    .tb-footer .m-q-wraper { flex-wrap: wrap; flex-direction: column; }
    .tb-footer .footer-nav { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .tb-footer .footer-nav > li > b { font-size: 14px; margin-bottom: 8px; }
    .tb-footer .footer-nav ul li { padding-top: 4px; }
    .tb-footer .footer-nav ul li a { font-size: 13px; }
    .contacts-footer { margin-left: 0; flex: 1 1 auto; margin-top: 16px; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 16px; }
    .contacts-footer .contact-item { font-size: 13px; }
    .footer-qrcode { margin-left: 0; margin-top: 12px; flex-direction: row; gap: 16px; }
    .f-q-item { width: auto; }
    .f-q-item img { width: 70px; height: 70px; }
    .f-q-desc { font-size: 11px; }
    .friend-links { font-size: 12px; }
    .friend-links a { display: inline-block; margin-bottom: 6px; }
    /* 移动端导航：折叠菜单，下拉改点按 */
    .nav { height: auto; flex-wrap: wrap; padding: 10px 15px; }
    .nav-toggle { display: block; order: 1; }
    .nav .logo { order: 0; }
    .nav .city-nav { order: 2; margin-left: 8px; padding: 0 12px; font-size: 13px; height: 28px; line-height: 28px; }
    .nav-menu {
        display: none;
        order: 3;
        width: 100%;
        flex-wrap: wrap;
        gap: 4px;
        height: auto;
        margin-top: 8px;
    }
    .nav.nav-open .nav-menu { display: flex; }
    .nav-menu > li { height: auto; }
    .nav-menu > li > a,
    .nav-menu > li > span.nav-label { padding: 8px 10px; font-size: 13px; height: auto; line-height: 1.6; }
    .nav-hotline { display: none; }
    /* 移动端子菜单：默认折叠，点击展开 */
    .nav-menu .sub-menu {
        display: none;
        position: static;
        visibility: visible;
        opacity: 1;
        transform: none;
        box-shadow: none;
        padding: 0 0 4px 16px;
        min-width: auto;
        background: transparent;
        transition: none;
    }
    .nav-menu li.sub-menu-open > .sub-menu { display: block; }
    .nav-menu .sub-menu::before,
    .nav-menu .sub-menu::after { display: none; }
    .nav-menu .sub-menu li a { padding: 6px 12px; font-size: 13px; }
    .nav-menu > li.menu-item-has-children::after { display: none; }
    .nav-menu > li.menu-item-has-children { padding-right: 0; }
    /* 折叠箭头指示器 */
    .nav-menu > li.menu-item-has-children > .nav-label::after {
        content: '+';
        display: inline-block;
        margin-left: 6px;
        font-size: 14px;
        color: #999;
        font-weight: 400;
        transition: transform .2s;
    }
    .nav-menu > li.sub-menu-open > .nav-label::after {
        content: '−';
        color: #1890ff;
    }
}

@media (max-width: 480px) {
    .nav .logo { font-size: 18px; margin-right: 20px; }
}

/* ============================================
   首页大横幅轮播（替换旧.banner）
   ============================================ */
.carousel {
    position: relative;
    overflow: hidden;
    height: 460px;
    width: 100%;
}
.carousel-inner {
    position: relative;
    width: 100%;
    height: 100%;
}
.carousel-slide {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.8s ease;
    z-index: 1;
}
.carousel-slide.active {
    opacity: 1;
    z-index: 2;
}
/* 每张幻灯片的背景 */
.slide-bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}
.slide-1 .slide-bg {
    background: linear-gradient(135deg, #1890ff 0%, #096dd9 100%);
}
.slide-2 .slide-bg {
    background: linear-gradient(135deg, #096dd9 0%, #531dab 100%);
}
.slide-3 .slide-bg {
    background: linear-gradient(135deg, #1890ff 0%, #08979c 100%);
}
/* 装饰圆 */
.slide-1 .slide-bg::before {
    content: '';
    position: absolute;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    top: -100px;
    right: -80px;
}
.slide-1 .slide-bg::after {
    content: '';
    position: absolute;
    width: 250px; height: 250px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    bottom: -60px;
    left: -40px;
}
.slide-2 .slide-bg::before {
    content: '';
    position: absolute;
    width: 300px; height: 300px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    top: -60px;
    left: -60px;
}
.slide-2 .slide-bg::after {
    content: '';
    position: absolute;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    bottom: -30px;
    right: 10%;
}
.slide-3 .slide-bg::before {
    content: '';
    position: absolute;
    width: 350px; height: 350px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    top: -80px;
    right: 10%;
}
.slide-3 .slide-bg::after {
    content: '';
    position: absolute;
    width: 180px; height: 180px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    bottom: -40px;
    left: -40px;
}
.carousel-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
    padding: 0 20px;
    max-width: 800px;
}
.carousel-content h1,
.carousel-content .slide-title {
    font-size: 40px;
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: 1px;
}
.carousel-content p {
    font-size: 18px;
    opacity: 0.92;
    margin-bottom: 32px;
    line-height: 1.6;
}
.carousel-btn {
    display: inline-block;
    padding: 14px 40px;
    background: #fff;
    color: #1890ff;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    transition: all .3s;
}
.carousel-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    color: #096dd9;
}
/* 指示器 */
.carousel-dots {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}
.carousel-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.45);
    cursor: pointer;
    transition: all .3s;
}
.carousel-dots .dot.active {
    background: #fff;
    width: 28px;
    border-radius: 5px;
}
.carousel-dots .dot:hover {
    background: rgba(255,255,255,0.8);
}
/* 左右箭头 */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    border: none;
    color: #fff;
    font-size: 28px;
    line-height: 44px;
    text-align: center;
    cursor: pointer;
    transition: all .3s;
    opacity: 0;
    backdrop-filter: blur(4px);
}
.carousel:hover .carousel-arrow {
    opacity: 1;
}
.carousel-arrow:hover {
    background: rgba(255,255,255,0.3);
}
.carousel-prev { left: 20px; }
.carousel-next { right: 20px; }
@media (max-width: 900px) {
    .carousel { height: 360px; }
    .carousel-content h1,
    .carousel-content .slide-title { font-size: 30px; }
    .carousel-content p { font-size: 16px; }
    .carousel-arrow { width: 36px; height: 36px; font-size: 20px; }
    .carousel-dots .dot { width: 10px; height: 10px; margin: 0 5px; }
}
@media (max-width: 600px) {
    .carousel { height: 300px; }
    .carousel-content h1,
    .carousel-content .slide-title { font-size: 24px; }
    .carousel-content p { font-size: 14px; margin-bottom: 24px; }
    .carousel-btn { padding: 11px 28px; font-size: 14px; }
    .carousel-dots { bottom: 16px; }
}

/* ============================================
   页面顶部横幅（产品页/工具页/列表页共用 - 匹配首页轮播风格）
   ============================================ */
.page-hero {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 360px;
    width: 100%;
    background: linear-gradient(135deg, #1890ff 0%, #096dd9 100%);
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    top: -100px;
    right: -80px;
}
.page-hero::after {
    content: '';
    position: absolute;
    width: 250px; height: 250px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    bottom: -60px;
    left: -40px;
}
.page-hero .hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
    padding: 0 20px;
    max-width: 800px;
}
.page-hero .hero-content h1 {
    font-size: 36px;
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: 1px;
}
.page-hero .hero-content p {
    font-size: 18px;
    opacity: 0.92;
    margin-bottom: 30px;
    line-height: 1.6;
}
.page-hero .hero-content .btn {
    display: inline-block;
    padding: 14px 40px;
    background: #fff;
    color: #1890ff;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    transition: all .3s;
}
.page-hero .hero-content .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    color: #096dd9;
}
@media (max-width: 900px) {
    .page-hero { height: 280px; }
    .page-hero .hero-content h1 { font-size: 28px; }
    .page-hero .hero-content p { font-size: 16px; }
}
@media (max-width: 600px) {
    .page-hero { height: 240px; }
    .page-hero .hero-content h1 { font-size: 24px; }
    .page-hero .hero-content p { font-size: 14px; margin-bottom: 24px; }
    .page-hero .hero-content .btn { padding: 11px 28px; font-size: 14px; }
}

@media (max-width: 768px) {
    .banner { padding: 50px 20px; }
    .banner h1 { font-size: 28px; }
    .banner p { font-size: 16px; }
}

/* ============================================
   列表页/栏目页样式（参照ecms330模板，优化SEO）
   ============================================ */

/* --- 栏目横幅 --- */
.tb-page-banner {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    background: linear-gradient(135deg, #1890ff, #096dd9);
    color: #fff;
    text-align: center;
}
.tb-page-banner .page-banner-title {
    margin: 0;
    font-size: 28px;
    font-weight: 600;
    letter-spacing: 2px;
}
.tb-page-banner .page-banner-desc {
    margin-top: 10px;
    font-size: 15px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* --- 页面面包屑（替代旧.breadcrumb，更简洁） --- */
/* 面包屑外容器（全宽白色背景） */
.tb-crumbs-wrap {
    background: #fff;
    padding-bottom: 16px;
}
.tb-crumbs {
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 20px;
    font-size: 13px;
    color: #8a8a8a;
}
.tb-crumbs a { color: #8a8a8a; }
.tb-crumbs a:hover { color: #1890ff; }

/* --- 主内容布局（参照ecms330 main-layout） --- */
.main-layout {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px 40px;
    display: flex;
    gap: 30px;
    align-items: flex-start;
}
.tb-main {
    flex: 1;
    min-width: 0;
}
.tb-main.with-sidebar {
    flex: 1;
    width: calc(100% - 350px);
}
.tb-sidebar {
    width: 320px;
    flex-shrink: 0;
    position: sticky;
    top: 20px;
    align-self: flex-start;
}
/* 侧栏随动 - 固定状态（跟随滚动） */
.tb-fix-top {
    position: fixed;
    width: 320px;
    z-index: 1;
}
/* 侧栏随动 - 底部状态（接近footer时） */
.tb-fix-bottom {
    position: absolute;
    bottom: auto;
}

/* --- 栏目标题 --- */
.section-header {
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 2px solid #e8e8e8;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.section-header h1,
.section-header h2 {
    font-size: 22px;
    color: #202935;
    margin: 0;
}
.section-header .section-count {
    font-size: 14px;
    color: #999;
    font-weight: normal;
    margin-left: 10px;
}
.section-header .section-more {
    font-size: 13px;
    color: #999;
    text-decoration: none;
}
.section-header .section-more:hover {
    color: #1890ff;
}

/* --- 文章列表 - 默认图文模式（参照ecms330 post-list.default） --- */
.post-list {
    margin: 0;
    padding: 0;
    list-style: none;
}
.post-list .post-item {
    display: flex;
    padding: 24px;
    margin-bottom: 0;
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
    transition: all .2s;
}
.post-list .post-item:first-child {
    border-radius: 4px 4px 0 0;
}
.post-list .post-item:last-child {
    border-bottom: none;
    border-radius: 0 0 4px 4px;
}
.post-list .post-item:hover {
    background: #fafcff;
}
.post-list .post-item-auto {
    border-left: 3px solid #e6f7ff;
}
.post-list .post-item-auto:hover {
    border-left-color: #1890ff;
}
/* 缩略图 */
.post-list .post-item .tb-thumb {
    flex: 0 0 260px;
    height: 160px;
    margin-right: 24px;
    overflow: hidden;
    border-radius: 4px;
    background: #f5f5f5;
    position: relative;
}
.post-list .post-item .tb-thumb img {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%) scale(1);
    transition: transform .3s;
}
.post-list .post-item:hover .tb-thumb img {
    transform: translate(-50%, -50%) scale(1.08);
}
/* 文章主体 */
.post-list .post-item .post-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
/* 标题 */
.post-list .post-item .post-title {
    margin: 0 0 12px;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.5;
}
.post-list .post-item .post-title a {
    color: #202935;
    text-decoration: none;
}
.post-list .post-item .post-title a:hover {
    color: #1890ff;
}
/* 摘要 */
.post-list .post-item .post-content {
    margin: 0 0 14px;
    font-size: 14px;
    line-height: 1.7;
    color: #666;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
/* 元信息 */
.post-list .post-item .post-info {
    font-size: 12px;
    color: #999;
    line-height: 1;
}
.post-info > span {
    display: inline-block;
    margin-right: 16px;
    color: #8a8a8a;
    font-size: 12px;
}
.post-info .post-date::before {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-right: 4px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23999'%3E%3Cpath d='M19 3h-1V1h-2v2H8V1H6v2H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 16H5V8h14v11z'/%3E%3C/svg%3E") center/contain no-repeat;
    vertical-align: middle;
}
.post-info .post-cate a {
    color: #1890ff;
    text-decoration: none;
}
.post-info .post-cate a:hover {
    text-decoration: underline;
}

/* --- 文章列表 - 纯文字简洁模式（无图） --- */
.post-list.text .post-item {
    padding: 16px 20px;
}
.post-list.text .post-item .post-title {
    margin-bottom: 6px;
    font-size: 15px;
    font-weight: 500;
}
.post-list.text .post-item .post-title a {
    color: #333;
}
.post-list.text .post-item .post-title a:hover {
    color: #1890ff;
}
.post-list.text .post-item .post-info {
    margin-top: 0;
}

/* --- 视频卡片网格（参照ecms330 post-list.case） --- */
.post-list.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.post-list.grid .post-item {
    display: block;
    padding: 0;
    background: #fff;
    border-radius: 6px;
    overflow: hidden;
    border: none;
}
.post-list.grid .tb-thumb {
    display: block;
    width: 100%;
    padding-top: 66.66%; /* 3:2 比例，参照ecms330 */
    position: relative;
    overflow: hidden;
    background: #f5f5f5;
    margin-right: 0;
    flex: none;
    height: auto;
}
.post-list.grid .tb-thumb img {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%) scale(1);
    transition: transform .3s;
}
.post-list.grid .post-item:hover .tb-thumb img {
    transform: translate(-50%, -50%) scale(1.08);
}
/* 视频播放图标（参照ecms330风格，覆盖在缩略图上） */
.post-list.grid .tb-thumb .play-icon {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    background: rgba(24, 144, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
.post-list.grid .tb-thumb .play-icon::after {
    content: '';
    display: block;
    width: 0;
    height: 0;
    border-left: 14px solid #fff;
    border-top: 9px solid transparent;
    border-bottom: 9px solid transparent;
    margin-left: 3px;
}
.post-list.grid .post-item:hover .tb-thumb .play-icon {
    background: #1890ff;
}
/* 卡片详情（参照ecms330，极简间距） */
.post-list.grid .post-detail {
    padding: 10px 16px 16px;
}
.post-list.grid .post-detail .post-title {
    margin: 0 0 6px;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.post-list.grid .post-detail .post-title a {
    color: #202935;
    text-decoration: none;
}
.post-list.grid .post-detail .post-title a:hover {
    color: #1890ff;
}
.post-list.grid .post-detail .post-info {
    font-size: 12px;
    color: #999;
}

/* --- 无内容提示 --- */
.no-content {
    padding: 80px 20px;
    text-align: center;
    color: #999;
    background: #fff;
    border-radius: 8px;
}
.no-content p:first-child {
    font-size: 16px;
    margin-bottom: 8px;
}
.no-content p:last-child {
    font-size: 13px;
}

/* --- 分页（参照ecms330） --- */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px 20px;
    gap: 6px;
}
.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    font-size: 14px;
    color: #333;
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 4px;
    text-decoration: none;
    transition: all .2s;
}
.pagination a:hover {
    color: #1890ff;
    border-color: #1890ff;
}
.pagination .current {
    color: #fff;
    background: #1890ff;
    border-color: #1890ff;
}
.pagination .disabled {
    color: #ccc;
    cursor: default;
}

/* ============================================
   文章详情页样式（参照ecms330 tb-article，优化SEO）
   ============================================ */

/* --- 文章容器 --- */
.tb-article {
    max-width: 900px;
    margin: 0 auto 30px;
    padding: 32px 30px;
    background: #fff;
    border-radius: 4px;
}
.tb-article .article-title {
    margin: 0 0 16px;
    font-size: 26px;
    color: #202935;
    line-height: 1.4;
    font-weight: 600;
}
.tb-article .article-meta {
    padding-bottom: 20px;
    margin-bottom: 24px;
    border-bottom: 1px solid #f0f0f0;
    font-size: 13px;
    color: #999;
    line-height: 1;
}
.tb-article .article-meta > span {
    display: inline-block;
    margin-right: 20px;
    color: #8a8a8a;
}
.tb-article .article-meta .meta-author { }
.tb-article .article-meta .meta-date { }
.tb-article .article-meta .meta-source { }
.tb-article .article-meta .meta-views { }

/* --- 正文排版（优化SEO可读性） --- */
.article-content {
    font-size: 16px;
    line-height: 1.9;
    color: #333;
    word-wrap: break-word;
}
.article-content p {
    margin: 0 0 20px;
}
.article-content h2 {
    margin: 32px 0 16px;
    font-size: 20px;
    color: #202935;
    font-weight: 600;
    padding-left: 12px;
    border-left: 4px solid #1890ff;
}
.article-content h3 {
    margin: 28px 0 12px;
    font-size: 18px;
    color: #202935;
    font-weight: 600;
}
.article-content h4 {
    margin: 24px 0 10px;
    font-size: 16px;
    color: #202935;
    font-weight: 600;
}
.article-content img {
    max-width: 100%;
    height: auto;
    margin: 16px 0;
    border-radius: 4px;
}
.article-content a {
    color: #1890ff;
    word-break: break-all;
}
.article-content a:hover {
    text-decoration: underline;
}
.article-content ul,
.article-content ol {
    margin: 0 0 20px;
    padding-left: 24px;
}
.article-content li {
    margin-bottom: 8px;
}
.article-content blockquote {
    margin: 24px 0;
    padding: 16px 20px;
    background: #f8f9fa;
    border-left: 4px solid #1890ff;
    color: #555;
    border-radius: 0 4px 4px 0;
}
.article-content blockquote p {
    margin-bottom: 0;
}
.article-content table {
    width: 100%;
    margin-bottom: 20px;
    border-collapse: collapse;
}
.article-content table th,
.article-content table td {
    padding: 8px 12px;
    border: 1px solid #e8e8e8;
    font-size: 14px;
}
.article-content table th {
    background: #f8f9fa;
    font-weight: 600;
}

/* --- 文章标签 --- */
.article-tags {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}
.article-tags .tag-label {
    font-size: 13px;
    color: #999;
    margin-right: 4px;
}
.article-tags a {
    display: inline-block;
    padding: 4px 14px;
    font-size: 12px;
    color: #1890ff;
    background: #f0f8ff;
    border-radius: 4px;
    text-decoration: none;
    transition: all .2s;
}
.article-tags a:hover {
    background: #1890ff;
    color: #fff;
}

/* --- 文章版权声明（参照ecms330） --- */
.article-copyright {
    margin-top: 24px;
    padding: 12px 18px;
    background: #f8f9fa;
    color: #888;
    font-size: 13px;
    border-radius: 4px;
    line-height: 1.6;
}
.article-copyright a {
    color: #888;
    text-decoration: underline;
}
.article-copyright a:hover {
    color: #1890ff;
}

/* --- 上/下篇文章导航（参照ecms330 article-nav） --- */
.article-nav {
    display: flex;
    max-width: 900px;
    margin: 0 auto 30px;
    padding: 24px 30px;
    background: #fff;
    border-radius: 4px;
}
.article-nav .article-nav-item {
    flex: 1;
    max-width: 50%;
}
.article-nav .article-nav-item.next {
    text-align: right;
    padding-left: 24px;
    border-left: 1px dashed #e8e8e8;
}
.article-nav .nav-label {
    display: block;
    margin-bottom: 6px;
    font-size: 12px;
    color: #999;
    font-weight: normal;
}
.article-nav .nav-title {
    display: block;
    font-size: 14px;
    color: #202935;
    font-weight: 500;
    text-decoration: none;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.article-nav .nav-title:hover {
    color: #1890ff;
}

/* --- 相关推荐（参照ecms330 article-relevant） --- */
.article-relevant {
    max-width: 900px;
    margin: 0 auto 30px;
    padding: 28px 30px;
    background: #fff;
    border-radius: 4px;
}
.article-relevant h3 {
    margin: 0 0 20px;
    font-size: 18px;
    color: #202935;
    padding-left: 14px;
    border-left: 4px solid #1890ff;
}
.article-relevant .relevant-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.article-relevant .relevant-list li {
    margin: 0;
}
.article-relevant .relevant-list a {
    display: block;
    padding: 10px 14px;
    font-size: 14px;
    color: #333;
    background: #f8f9fa;
    border-radius: 4px;
    text-decoration: none;
    transition: all .2s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.article-relevant .relevant-list a:hover {
    background: #e6f7ff;
    color: #1890ff;
}

/* ============================================
   侧边栏小工具（参照ecms330 .widget）
   ============================================ */
.widget {
    width: 100%;
    padding: 22px 20px;
    margin-bottom: 20px;
    background: #fff;
    border-radius: 4px;
}
.widget .widgettitle {
    margin: 0 0 18px;
    padding-left: 14px;
    font-size: 16px;
    color: #202935;
    line-height: 1;
    border-left: 4px solid #1890ff;
}
.widget ul {
    margin: 0;
    padding: 0;
    list-style: none;
}
.widget ul li {
    padding: 8px 0;
    border-bottom: 1px solid #f5f5f5;
}
.widget ul li:last-child {
    border-bottom: none;
}
.widget ul li a {
    color: #333;
    font-size: 14px;
    text-decoration: none;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.widget ul li a:hover {
    color: #1890ff;
}
/* 联系方式小工具 */
.widget .contact-item {
    margin-bottom: 12px;
    font-size: 14px;
    color: #333;
    line-height: 1.6;
}
.widget .contact-item:last-child {
    margin-bottom: 0;
}
.widget .contact-item .ct-label {
    color: #999;
    display: inline-block;
    min-width: 70px;
}

/* ============================================
   视频详情页专属样式
   ============================================ */
.tb-video {
    max-width: 1000px;
    margin: 0 auto 30px;
    padding: 24px;
    background: #fff;
    border-radius: 4px;
}
/* 视频播放器容器 */
.video-player {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 */
    background: #000;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 20px;
}
.video-player iframe,
.video-player video {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    border: none;
}
/* 视频信息 */
.tb-video .video-title {
    font-size: 20px;
    color: #202935;
    margin-bottom: 12px;
    font-weight: 600;
}
.tb-video .video-meta {
    font-size: 13px;
    color: #999;
    padding-bottom: 16px;
    margin-bottom: 20px;
    border-bottom: 1px solid #f0f0f0;
}
.tb-video .video-meta > span {
    display: inline-block;
    margin-right: 20px;
}
/* 视频描述 */
.tb-video .video-desc {
    font-size: 15px;
    line-height: 1.8;
    color: #333;
}

/* ============================================
   列表页/详情页响应式
   ============================================ */
@media (max-width: 900px) {
    .main-layout {
        flex-direction: column;
    }
    .tb-main.with-sidebar {
        width: 100%;
    }
    .tb-sidebar {
        width: 100%;
    }
    .tb-sidebar .tb-fix-top,
    .tb-sidebar .tb-fix-bottom {
        position: static !important;  /* 移动端取消跟随 */
        width: auto !important;
    }
    .post-list .post-item .tb-thumb {
        flex: 0 0 180px;
        height: 120px;
        margin-right: 16px;
    }
    .post-list.grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .article-relevant .relevant-list {
        grid-template-columns: 1fr;
    }
    .tb-page-banner {
        height: 150px;
    }
    .tb-page-banner .page-banner-title {
        font-size: 22px;
    }
}

@media (max-width: 600px) {
    .post-list .post-item {
        flex-direction: column;
        padding: 16px;
    }
    .post-list .post-item .tb-thumb {
        flex: none;
        width: 100%;
        height: auto;
        padding-top: 56.25%;
        margin-right: 0;
        margin-bottom: 12px;
    }
    .post-list.grid {
        grid-template-columns: 1fr;
    }
    .tb-article {
        padding: 20px 16px;
    }
    .tb-article .article-title {
        font-size: 20px;
    }
    .article-nav {
        flex-direction: column;
        padding: 16px 20px;
    }
    .article-nav .article-nav-item.next {
        text-align: left;
        padding-left: 0;
        padding-top: 12px;
        margin-top: 12px;
        border-left: none;
        border-top: 1px dashed #e8e8e8;
    }
    .article-nav .article-nav-item {
        max-width: 100%;
    }
    .tb-video {
        padding: 16px;
    }
    .tb-video .video-title {
        font-size: 18px;
    }
    .tb-page-banner {
        height: 130px;
    }
    .tb-page-banner .page-banner-title {
        font-size: 20px;
    }
    .tb-page-banner .page-banner-desc {
        font-size: 13px;
    }
}

/* ============================================
   左侧固定悬浮咨询栏 - 参照ecms330风格优化
   ============================================ */
.tb-consult-bar {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: 0 10px 10px 0;
    box-shadow: 2px 4px 20px rgba(0,0,0,0.12);
    width: 56px;
    padding: 6px 0;
    border-left: 3px solid #1890ff;
}
.tb-consult-bar .consult-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 66px;
    color: #1890ff;
    text-decoration: none;
    cursor: pointer;
    position: relative;
    font-size: 11px;
    font-weight: 500;
    line-height: 1.2;
    transition: all .25s;
    border-bottom: 1px solid #f0f0f0;
}
.tb-consult-bar .consult-item:last-child { border-bottom: none; }
.tb-consult-bar .consult-item:hover {
    color: #1890ff;
    background: #f0f7ff;
}
.tb-consult-bar .consult-item .consult-icon {
    font-size: 20px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #f0f5ff;
    transition: all .3s;
}
.tb-consult-bar .consult-item:hover .consult-icon {
    background: #1890ff;
    color: #fff;
    transform: scale(1.1);
}
.tb-consult-bar .consult-item .consult-label {
    font-size: 11px;
    color: #1890ff;
    font-weight: 600;
    transition: color .25s;
}
.tb-consult-bar .consult-item:hover .consult-label {
    color: #096dd9;
}
/* 在线咨询 - 高亮主按钮 */
.tb-consult-bar .consult-item:first-child .consult-icon {
    background: #e6f7ff;
    color: #1890ff;
    font-size: 22px;
}
.tb-consult-bar .consult-item:first-child:hover .consult-icon {
    background: #1890ff;
    color: #fff;
}
.tb-consult-bar .consult-item .qr-popup {
    display: none;
    position: absolute;
    left: 64px;
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    border-radius: 8px;
    padding: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    text-align: center;
    z-index: 10000;
}
.tb-consult-bar .consult-item .qr-popup img { width: 120px; height: 120px; display: block; margin-bottom: 6px; border-radius: 4px; }
.tb-consult-bar .consult-item .qr-popup p { margin: 0; font-size: 13px; color: #333; white-space: nowrap; }
.tb-consult-bar .consult-item:hover .qr-popup { display: block; }
.tb-consult-bar .consult-top {
    margin-top: 2px;
    padding-top: 2px;
    height: 52px;
}
.tb-consult-bar .consult-top .consult-icon {
    font-size: 18px;
    font-weight: bold;
}

@media (max-width: 768px) {
    .tb-consult-bar { display: none; }
}

@media (max-width: 768px) {
    .tb-consult-bar { display: none; }
}


/* ============================================
   产品详情页（全宽首页式布局）
   ============================================ */
.prod-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}
.prod-section {
    padding: 56px 0;
}
.prod-bg-gray {
    background: #f5f7fa;
}
.prod-bg-blue {
    background: linear-gradient(135deg, #1890ff, #096dd9);
}
.prod-section-title {
    font-size: 26px;
    color: #202935;
    text-align: center;
    margin: 0 0 8px;
    font-weight: 600;
}
.prod-section-desc {
    text-align: center;
    color: #999;
    font-size: 15px;
    margin: 0 0 36px;
}
.prod-title-white { color: #fff !important; }
.prod-desc-white { color: rgba(255,255,255,0.8) !important; }

/* 数据统计 */
.prod-stats {
    background: #fff;
    padding: 40px 0;
    border-bottom: 1px solid #f0f0f0;
}
.prod-stats-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    padding: 0 20px;
}
.prod-stat-item { text-align: center; }
.prod-stat-num {
    display: block;
    font-size: 32px;
    font-weight: bold;
    color: #1890ff;
    margin-bottom: 4px;
}
.prod-stat-label {
    font-size: 14px;
    color: #666;
}

/* 服务简介 */
.prod-intro {
    display: flex;
    gap: 30px;
    align-items: flex-start;
    margin-top: 24px;
}
.prod-intro-text {
    flex: 1;
    font-size: 15px;
    line-height: 1.9;
    color: #555;
}
.prod-intro-text p { margin: 0 0 14px; }
.prod-intro-text p:last-child { margin-bottom: 0; }
.prod-intro-cards {
    flex: 0 0 320px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.prod-intro-card {
    padding: 18px 20px;
    border-radius: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}
.prod-intro-card span { flex: 0 0 36px; }
.prod-intro-card h4 {
    margin: 0;
    font-size: 15px;
    color: #333;
    flex: 1;
}
.prod-intro-card p {
    margin: 0;
    font-size: 13px;
    color: #666;
    width: 100%;
    padding-left: 46px;
}

/* 服务流程 */
.step-flow {
    display: flex;
    gap: 0;
    position: relative;
}
.step-item {
    flex: 1;
    text-align: center;
    position: relative;
    padding: 0 8px;
}
.step-num {
    width: 52px;
    height: 52px;
    line-height: 52px;
    background: #1890ff;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    border-radius: 50%;
    margin: 0 auto 12px;
    text-align: center;
}
.step-title {
    font-size: 15px;
    color: #333;
    margin: 0 0 6px;
    font-weight: 600;
}
.step-desc {
    font-size: 13px;
    color: #999;
    margin: 0;
    line-height: 1.5;
}
.step-arrow {
    position: absolute;
    right: -10px;
    top: 14px;
    color: #d9d9d9;
    font-size: 22px;
}

/* 所需材料 */
.material-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}
.material-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: #f8f9fa;
    border-radius: 6px;
    font-size: 14px;
    color: #333;
}
.material-check {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: #52c41a;
    color: #fff;
    border-radius: 50%;
    font-size: 12px;
    flex-shrink: 0;
}

/* 服务优势 */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.advantage-card {
    padding: 32px 24px;
    background: rgba(255,255,255,0.12);
    border-radius: 10px;
    text-align: center;
    backdrop-filter: blur(4px);
    transition: all .3s;
}
.advantage-card:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-3px);
}
.advantage-icon { font-size: 40px; margin-bottom: 14px; }
.advantage-card h3 {
    font-size: 17px;
    color: #fff;
    margin: 0 0 8px;
}
.advantage-card p {
    font-size: 13px;
    color: rgba(255,255,255,0.8);
    margin: 0;
    line-height: 1.5;
}

/* 常见问题 */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    border-top: 1px solid #f0f0f0;
}
.faq-item { border-bottom: 1px solid #f0f0f0; }
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 4px;
    font-size: 15px;
    color: #333;
    cursor: pointer;
    user-select: none;
}
.faq-question:hover { color: #1890ff; }
.faq-answer {
    padding: 0 4px 20px;
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}
.faq-answer p { margin: 0; }

/* CTA 底部行动号召 */
.prod-cta-section {
    padding: 56px 0;
    background: linear-gradient(135deg, #1890ff, #096dd9);
}
.prod-cta-btn {
    display: inline-block;
    padding: 16px 48px;
    background: #fff;
    color: #1890ff;
    font-size: 18px;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: all .3s;
}
.prod-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

@media (max-width: 900px) {
    .prod-intro { flex-direction: column; }
    .prod-intro-cards { flex: none; width: 100%; }
}
@media (max-width: 768px) {
    .prod-stats-inner { flex-wrap: wrap; gap: 20px; }
    .prod-stat-item { width: 45%; }
    .step-flow { flex-direction: column; gap: 20px; }
    .step-arrow { display: none; }
    .material-list { grid-template-columns: 1fr; }
    .advantage-grid { grid-template-columns: 1fr; }
    .prod-section-title { font-size: 22px; }
}