/* 青禾软件官网样式 */
:root{
  --primary:#1E5EFF; --primary-d:#1649C9;
  --teal:#0FB5A3; --orange:#F59A3C;
  --ink:#17243A; --body:#4A5B6D; --muted:#7B8B9D;
  --line:#E3EAF2; --bg:#FFFFFF; --bg-alt:#F5F8FC; --navy:#14223A;
  --ok:#0F9D58;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;color:var(--body);background:var(--bg);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
ul,ol{list-style:none}
button{font-family:inherit}
.hidden{display:none!important}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:8px;padding:10px 22px;font-size:15px;cursor:pointer;font-weight:400;font-family:inherit;line-height:1.5;transition:background .2s,border-color .2s,color .2s;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-d)}
.btn-outline{border-color:#C9D6E4;color:var(--ink);background:#fff}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-sm{padding:7px 16px;font-size:14px}
.btn-block{width:100%}
.btn-success{background:var(--ok);color:#fff}
.btn-success:hover{background:#0C7F49}

/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;color:var(--ink);font-weight:500;flex-shrink:0}
.logo-mark{width:36px;height:36px;border-radius:9px;background:linear-gradient(135deg,#1E5EFF,#0FB5A3);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}
.logo-mark svg{width:20px;height:20px}
.logo-img{width:36px;height:36px;border-radius:9px;object-fit:contain;flex-shrink:0}
.site-footer .logo-img{border-radius:0;object-fit:contain}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{font-size:15px;color:var(--body);padding:8px 2px;border-bottom:2px solid transparent;transition:color .2s}
.nav a:hover,.nav a.active{color:var(--primary);border-color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.header-tel{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:6px}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;color:var(--ink)}
.menu-toggle svg{width:24px;height:24px}

/* ===== 首屏 Hero ===== */
.hero{background:linear-gradient(180deg,#EDF3FF 0%,#F7FAFF 55%,#fff 100%);padding:72px 0 84px;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--primary);background:#E7EFFF;border:1px solid #D3E2FF;border-radius:999px;padding:6px 14px}
.hero h1{font-size:42px;line-height:1.3;color:var(--ink);font-weight:500;margin:20px 0 16px;letter-spacing:.5px}
.hero h1 span{color:var(--primary)}
.hero-sub{font-size:17px;color:var(--body);max-width:540px}
.hero-cta{display:flex;gap:14px;margin:30px 0 24px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px;border-top:1px solid var(--line);padding-top:22px;flex-wrap:wrap}
.stat b{font-size:26px;color:var(--ink);font-weight:500;display:block;line-height:1.3}
.stat span{font-size:13px;color:var(--muted)}
.hero-visual{position:relative}
.hero-visual img{border-radius:16px;box-shadow:0 26px 64px rgba(23,45,90,.16);width:100%;height:auto}
.badge{position:absolute;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 30px rgba(23,45,90,.12);padding:10px 14px;font-size:13px;color:var(--ink);display:flex;align-items:center;gap:8px}
.badge b{font-weight:500}
.badge-1{top:-18px;left:-14px}
.badge-2{bottom:-16px;right:12px}
.badge-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}

/* ===== 通用区块 ===== */
.section{padding:80px 0}
.section.alt{background:var(--bg-alt)}
.section-head{text-align:center;max-width:660px;margin:0 auto 48px}
.sec-eyebrow{font-size:15px;color:var(--primary);letter-spacing:2px}
.section-head h2{font-size:30px;color:var(--ink);font-weight:500;margin:10px 0 12px}
.section-head p{color:var(--muted);font-size:15px}

/* ===== 产品矩阵 ===== */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.product-card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(23,45,90,.10)}
.product-card .thumb{aspect-ratio:3/2;overflow:hidden;border-bottom:1px solid var(--line)}
.product-card .thumb img{width:100%;height:100%;object-fit:cover}
.product-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.prod-tag{font-size:13px;padding:4px 12px;border-radius:999px;align-self:flex-start}
.prod-name{font-size:19px;color:var(--ink);font-weight:500}
.prod-desc{font-size:14px;color:var(--body)}
.prod-meta{font-size:14px;color:var(--muted)}
.price-line{margin-top:auto;display:flex;align-items:baseline;gap:8px;padding-top:14px;border-top:1px solid var(--line)}
.price-line b{font-size:20px;color:var(--ink);font-weight:500}
.price-line span{font-size:13px;color:var(--muted)}
.card-cta{display:flex;gap:10px;margin-top:14px}

/* ===== 核心优势 ===== */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.adv-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 24px}
.adv-icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.adv-icon svg{width:24px;height:24px}
.adv-item h3{font-size:17px;color:var(--ink);font-weight:500;margin-bottom:8px}
.adv-item p{font-size:14px;color:var(--body)}

/* ===== 行业方案 ===== */
.solu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.solu-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 24px;display:flex;flex-direction:column;gap:8px}
.solu-icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:6px}
.solu-icon svg{width:24px;height:24px}
.solu-item h3{font-size:17px;color:var(--ink);font-weight:500}
.solu-item p{font-size:14px;color:var(--body);flex:1}
.solu-link{font-size:14px;color:var(--primary)}

/* ===== 帮助文档（FAQ/条款/隐私） ===== */
.faq-list details{border:1px solid var(--line);border-radius:10px;padding:16px 20px;margin-bottom:12px;background:#fff}
.faq-list summary{cursor:pointer;font-size:16px;color:var(--ink);font-weight:500;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";color:var(--primary);font-size:18px;line-height:1}
.faq-list details[open] summary::after{content:"–"}
.faq-list details p{margin-top:10px;font-size:14px;color:var(--body)}
.doc-head{margin-bottom:26px}
.doc-head h1,.doc-head h2{font-size:26px;color:var(--ink);font-weight:500;margin-bottom:6px}
.doc-head p{font-size:14px;color:var(--muted)}
.doc-body h2{font-size:17px;color:var(--ink);font-weight:500;margin:24px 0 10px}
.doc-body p,.doc-body li{font-size:14px;color:var(--body);line-height:1.9}
.doc-body ul{padding-left:18px;list-style:disc;margin:8px 0}
.doc-foot{margin-top:30px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}

/* ===== 下载中心（我的订单） ===== */
.dl-tabs{display:flex;gap:0;border-bottom:1px solid var(--line);margin-bottom:22px}
.dl-tab{padding:10px 20px;font-size:15px;color:var(--muted);background:none;border:none;border-bottom:2px solid transparent;cursor:pointer}
.dl-tab.active{color:var(--primary);border-bottom-color:var(--primary)}
.order-card{border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:14px;background:#fff}
.order-card .oc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.order-card .oc-title{font-size:15px;color:var(--ink);font-weight:500}
.order-card .oc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 18px;font-size:13px;color:var(--muted)}
.order-card .oc-grid b{color:var(--body);font-weight:400}
.order-card .oc-actions{margin-top:12px;display:flex;gap:10px;flex-wrap:wrap}
.order-card .order-dl{margin-top:14px;padding-top:14px;border-top:1px dashed var(--line)}
.order-empty{text-align:center;padding:26px 0;color:var(--muted);font-size:14px}

/* ===== 案例 ===== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px}
.case-tag{display:inline-block;font-size:12px;padding:4px 12px;border-radius:999px;margin-bottom:14px}
.case-card h3{font-size:17px;color:var(--ink);font-weight:500;margin-bottom:8px}
.case-card p{font-size:14px;color:var(--body)}
.case-result{display:flex;align-items:baseline;gap:6px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.case-result b{font-size:22px;font-weight:500}
.case-result span{font-size:13px;color:var(--muted)}

/* ===== 价格表 ===== */
.price-wrap{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.price-table{width:100%;table-layout:fixed;border-collapse:collapse}
.price-table th,.price-link{color:inherit;text-decoration:none;border-bottom:1px dashed transparent;transition:border-color .15s}.price-link:hover{border-bottom-color:currentColor}
.price-table td{padding:18px 20px;text-align:center;border-bottom:1px solid var(--line);vertical-align:middle}
.price-table thead th{background:var(--bg-alt);font-size:15px;color:var(--ink);font-weight:500}
.price-table tbody tr:last-child td{border-bottom:none}
.price-table td:first-child{text-align:left;font-size:15px;color:var(--ink);font-weight:500}
.price-num{font-size:18px;color:var(--ink);font-weight:500}
.price-num small{font-size:12px;color:var(--muted);font-weight:400}
.price-note{font-size:12px;color:var(--muted);display:block;margin-top:2px}
.price-foot{margin-top:16px;font-size:13px;color:var(--muted);text-align:center}

/* ===== 购买流程 ===== */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 18px;text-align:center;position:relative}
.step-num{width:34px;height:34px;border-radius:50%;background:var(--bg-alt);border:1px solid #C9D6E4;color:var(--primary);font-size:15px;display:flex;align-items:center;justify-content:center;margin:0 auto 12px}
.step h3{font-size:16px;color:var(--ink);font-weight:500;margin-bottom:6px}
.step p{font-size:13px;color:var(--muted)}

/* ===== 关于 / 联系 ===== */
.about-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about h2{font-size:30px;color:var(--ink);font-weight:500;margin-bottom:16px}
.about p{font-size:15px;margin-bottom:14px}
.qual-chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.qual-chip{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:14px;color:var(--ink)}
.qual-chip svg{width:16px;height:16px;color:var(--primary)}
.about-note{font-size:12px;color:var(--muted);margin-top:14px}
.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-item{display:flex;gap:14px;margin-bottom:22px}
.contact-icon{width:42px;height:42px;border-radius:10px;background:#E7EFFF;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-icon svg{width:20px;height:20px;color:var(--primary)}
.contact-item b{display:block;font-size:15px;color:var(--ink);font-weight:500;margin-bottom:2px}
.contact-item span{font-size:14px;color:var(--body)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px}
.form-card h3{font-size:18px;color:var(--ink);font-weight:500;margin-bottom:18px}
.form-row{margin-bottom:14px}
.form-row label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.form-row input,.form-row select,.form-row textarea{width:100%;border:1px solid #C9D6E4;border-radius:8px;padding:10px 12px;font-size:15px;font-family:inherit;color:var(--ink);background:#fff;outline:none;transition:border-color .2s}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--primary)}
.form-row textarea{resize:vertical;min-height:84px}
.form-note{font-size:12px;color:var(--muted);margin-top:10px}

/* ===== 页脚 ===== */
.site-footer{background:#2F3438;color:#A9B6C8;padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .logo{color:#fff}
.footer-brand p{font-size:14px;margin-top:14px;max-width:280px}
.footer-col h4{font-size:15px;color:#fff;font-weight:500;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;padding:5px 0;color:#A9B6C8;cursor:pointer}
.footer-col span{display:block;font-size:14px;padding:5px 0;color:#A9B6C8}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:22px;font-size:13px;color:#7E8DA3}
.footer-bottom a{color:#7E8DA3}

/* ===== 下单 / 支付 / 下载视图 ===== */
.trade-page{padding:52px 0 72px;min-height:62vh}
.trade-card{max-width:680px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:34px 38px;box-shadow:0 10px 34px rgba(23,45,90,.06)}
.trade-card h1,.trade-card h2{font-size:24px;color:var(--ink);font-weight:500;margin-bottom:6px}
.trade-card .sub{font-size:14px;color:var(--muted);margin-bottom:26px}
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);margin-bottom:18px;cursor:pointer}
.back-link:hover{color:var(--primary)}
.order-sum{background:var(--bg-alt);border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin-bottom:22px}
.order-sum .row{display:flex;justify-content:space-between;gap:16px;padding:7px 0;font-size:15px}
.order-sum .row b{color:var(--ink);font-weight:500;text-align:right}
.order-sum .row.total{border-top:1px solid var(--line);margin-top:8px;padding-top:12px}
.order-sum .row.total b{font-size:20px;color:var(--primary)}
.amount-big{color:var(--primary)}
.qr-box{text-align:center;padding:10px 0 6px}
.qr-box img{width:220px;height:220px;margin:0 auto;border:1px solid var(--line);border-radius:10px;padding:8px}
.qr-tip{font-size:14px;color:var(--muted);margin-top:12px}
.pay-status{display:flex;align-items:center;justify-content:center;gap:10px;font-size:15px;color:var(--muted);margin:14px 0}
.spinner{width:16px;height:16px;border:2px solid #D3E2FF;border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.success-box{text-align:center;padding:8px 0}
.success-icon{width:56px;height:56px;border-radius:50%;background:#E7F7EE;color:var(--ok);display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.success-icon svg{width:28px;height:28px}
.success-box h2{font-size:20px;color:var(--ink);font-weight:500;margin-bottom:6px}
.code-box{background:var(--bg-alt);border:1px dashed #B9C6D4;border-radius:10px;padding:12px;font-size:17px;letter-spacing:2px;color:var(--ink);margin:16px auto;max-width:320px;user-select:all}
.license-tip{font-size:13px;color:var(--muted)}
.pkg-list{display:flex;flex-direction:column;gap:12px}
.pkg-item{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.pkg-icon{width:42px;height:42px;border-radius:10px;background:#E7EFFF;color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.pkg-icon svg{width:20px;height:20px}
.pkg-info{flex:1;min-width:0}
.pkg-info b{font-size:15px;color:var(--ink);font-weight:500;display:block}
.pkg-info span{font-size:13px;color:var(--muted)}
.phone-hint{font-size:13px;color:var(--muted);margin-top:8px;display:block}

/* ===== 悬浮联系与 Toast ===== */
.float-contact{position:fixed;right:20px;bottom:24px;display:flex;flex-direction:column;gap:12px;z-index:90}
.float-btn{width:52px;height:52px;border-radius:50%;background:var(--primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(30,94,255,.35);transition:background .2s}
.float-btn:hover{background:var(--primary-d)}
.float-btn svg{width:24px;height:24px}
.float-btn.tel{background:var(--teal);box-shadow:0 10px 24px rgba(15,181,163,.35)}
.float-btn.tel:hover{background:#0D9A8B}
.toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(20px);background:var(--navy);color:#fff;font-size:14px;padding:12px 22px;border-radius:10px;box-shadow:0 12px 32px rgba(20,34,58,.3);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:200;max-width:86vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== 产品详情视图 ===== */
.pd-hero{padding:64px 0 72px;background:var(--bg-alt);border-bottom:1px solid var(--line)}
.pd-hero-inner{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.pd-hero h1{font-size:36px;color:var(--ink);font-weight:500;margin:14px 0 14px;line-height:1.3}
.pd-hero .pd-sub{font-size:16px;color:var(--body);max-width:520px}
.pd-hero .hero-cta{margin-top:26px}
.pd-hero img{border-radius:14px;box-shadow:0 20px 50px rgba(23,45,90,.14);width:100%;height:auto}
.pd-section{padding:64px 0}
.pd-section h2{font-size:26px;color:var(--ink);font-weight:500;text-align:center;margin-bottom:40px}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}
.feat-item h3{font-size:16px;color:var(--ink);font-weight:500;margin-bottom:8px}
.feat-item p{font-size:14px;color:var(--body)}
.scene-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;display:flex;gap:12px;align-items:flex-start}
.scene-item svg{width:22px;height:22px;flex-shrink:0;margin-top:3px}
.scene-item b{font-size:15px;color:var(--ink);font-weight:500;display:block}
.scene-item span{font-size:13px;color:var(--muted)}
.deploy-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.deploy-item{text-align:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px}
.deploy-item b{font-size:15px;color:var(--ink);font-weight:500;display:block;margin-bottom:6px}
.deploy-item p{font-size:13px;color:var(--muted)}
.pd-cta{background:linear-gradient(135deg,#1E5EFF,#1649C9);border-radius:18px;padding:52px 40px;text-align:center;color:#fff}
.pd-cta h2{color:#fff;font-size:28px;margin-bottom:10px;text-align:center}
.pd-cta p{color:rgba(255,255,255,.85);font-size:15px;margin-bottom:26px}
.pd-cta .btn-primary{background:#fff;color:var(--primary)}
.pd-cta .btn-primary:hover{background:#E7EFFF}
.pd-cta .btn-outline{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.pd-cta .btn-outline:hover{border-color:#fff;color:#fff}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .product-grid,.adv-grid,.solu-grid,.case-grid,.feat-grid,.scene-row,.deploy-row{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .hero h1{font-size:34px}
  .hero-inner,.pd-hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{order:-1;max-width:640px}
}
@media (max-width:760px){
  .nav{position:fixed;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;padding:10px 24px 18px;gap:4px;display:none;z-index:99}
  .nav.open{display:flex}
  .nav a{padding:12px 2px;border-bottom:none;font-size:16px}
  .header-tel{display:none}
  .menu-toggle{display:block;margin-left:auto}
  .header-actions .btn{display:none}
  .section{padding:56px 0}
  .section-head h2{font-size:25px}
  .product-grid,.adv-grid,.solu-grid,.case-grid,.feat-grid,.scene-row,.deploy-row,.contact-inner,.about-inner,.footer-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero{padding:48px 0 60px}
  .hero h1{font-size:28px}
  .hero-stats{gap:20px}
  .stat b{font-size:22px}
  .price-wrap{overflow-x:auto}
  .price-table{min-width:0;font-size:13px}
  .price-table th,.price-table td{padding:12px 8px}
  .price-num{font-size:15px}
  .btn{min-height:44px}
  .menu-toggle{min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center}
  .pd-hero h1{font-size:28px}
  .badge-1{top:-12px;left:-6px}
  .badge-2{bottom:-12px;right:-4px}
  .trade-card{padding:24px 20px}
  .qr-box img{width:190px;height:190px}
}

/* ===== 样式增强（追加） ===== */
.hero{position:relative}
.hero::before{content:"";position:absolute;top:-150px;right:-130px;width:430px;height:430px;border-radius:50%;background:radial-gradient(circle,rgba(30,94,255,.10),transparent 65%);pointer-events:none}
.hero::after{content:"";position:absolute;bottom:-170px;left:-130px;width:470px;height:470px;border-radius:50%;background:radial-gradient(circle,rgba(15,181,163,.09),transparent 65%);pointer-events:none}
.hero-inner{position:relative;z-index:1}
.product-card{transition:transform .25s,box-shadow .25s,border-color .25s}
.product-card:hover{border-color:#BBD0FF;transform:translateY(-5px);box-shadow:0 20px 48px rgba(23,45,90,.12)}
.product-card .thumb img{transition:transform .45s ease}
.product-card:hover .thumb img{transform:scale(1.05)}
.btn-primary{background:linear-gradient(135deg,#1E5EFF,#2E6FFF);box-shadow:0 6px 16px rgba(30,94,255,.20)}
.btn-primary:hover{background:linear-gradient(135deg,#1649C9,#1E5EFF);box-shadow:0 8px 20px rgba(30,94,255,.26)}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,94,255,.12)}
.price-table thead th:nth-child(3){position:relative;background:#EAF0FF}
#pricing .price-table thead th:nth-child(3)::after{content:"推荐";position:absolute;top:0;right:0;background:var(--primary);color:#fff;font-size:11px;font-weight:400;padding:3px 12px;border-radius:0 12px 0 10px;letter-spacing:1px}
.price-table tbody td:nth-child(3){background:rgba(30,94,255,.035)}
.price-table tbody td:nth-child(3) .price-num{color:var(--primary)}
.site-header.scrolled{box-shadow:0 8px 28px rgba(23,45,90,.07)}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .55s ease,transform .55s ease;will-change:opacity,transform}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

.c-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.92);border:none;color:#14223A;font-size:22px;cursor:pointer;z-index:5;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(0,0,0,.14);opacity:0;transition:opacity .2s,background .2s}
.c-arrow.prev{left:18px}
.c-arrow.next{right:18px}
.c-arrow:hover{background:#fff}
.c-dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:5}
.c-dots span{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.45);cursor:pointer;transition:background .2s,width .2s}
.c-dots span.on{background:#fff;width:22px;border-radius:999px}
@media (max-width:760px){
  .c-arrow{width:34px;height:34px;font-size:18px;opacity:1}
}

/* ===== 全屏轮播首屏 ===== */
.hero{position:relative;background:#14223A;overflow:hidden;padding:0}
.hero-track{display:flex;min-height:calc(100vh - 68px)}
.hero-slide{flex:0 0 100%;min-width:100%;display:flex;align-items:center;background:linear-gradient(120deg,var(--sc),#14223A);padding:56px 0 88px;position:relative;overflow:hidden}
.hero-slide::before{content:"";position:absolute;right:-140px;top:-140px;width:460px;height:460px;border-radius:50%;background:rgba(255,255,255,.08)}
.hero-slide::after{content:"";position:absolute;right:60px;bottom:-200px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.05)}
.hero-slide-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;position:relative;z-index:2}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#fff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:6px 14px}
.hero-slide h1{font-size:42px;line-height:1.3;color:#fff;font-weight:500;margin:20px 0 16px;letter-spacing:.5px}
.hero-slide h1 span{color:#A8C4FF}
.hero-sub{font-size:17px;color:rgba(255,255,255,.9);max-width:540px}
.hero-cta{display:flex;gap:14px;margin:30px 0 24px;flex-wrap:wrap}
.hero-slide .btn-primary{background:#fff;color:var(--sc);box-shadow:0 8px 22px rgba(0,0,0,.18)}
.hero-slide .btn-primary:hover{background:#F2F5FF;color:var(--primary-d)}
.hero-slide .btn-outline{border-color:rgba(255,255,255,.65);color:#fff;background:transparent}
.hero-slide .btn-outline:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.12)}
.hero-stats{display:flex;gap:40px;border-top:1px solid rgba(255,255,255,.18);padding-top:22px;flex-wrap:wrap}
.hero-slide .stat b{font-size:26px;color:#fff;font-weight:500;display:block;line-height:1.3}
.hero-slide .stat span{font-size:13px;color:rgba(255,255,255,.72)}
.hero-deco{min-height:300px;display:flex;align-items:center;justify-content:center;position:relative}
.deco-ring{position:absolute;width:340px;height:340px;border-radius:50%;border:1px solid rgba(255,255,255,.28)}
.deco-ring::before{content:"";position:absolute;inset:44px;border-radius:50%;border:1px solid rgba(255,255,255,.18)}
.deco-ring::after{content:"";position:absolute;inset:88px;border-radius:50%;background:rgba(255,255,255,.10)}
.deco-tags{position:relative;display:flex;flex-wrap:wrap;gap:14px;justify-content:center;max-width:360px;z-index:2}
.deco-tags span{background:rgba(255,255,255,.95);color:#14223A;border-radius:999px;padding:10px 22px;font-size:15px;box-shadow:0 12px 28px rgba(0,0,0,.18)}
.hero .c-arrow{opacity:1}
.hero .c-arrow.prev{left:22px}
.hero .c-arrow.next{right:22px}
@media (max-width:1024px){
  .hero-track{min-height:auto}
  .hero-slide-inner{grid-template-columns:1fr;gap:36px}
  .hero-slide h1{font-size:34px}
  .hero-deco{min-height:220px}
  .deco-ring{width:260px;height:260px}
}
@media (max-width:760px){
  .hero{padding:0}
  .hero-slide{padding:44px 0 72px}
  .hero-slide h1{font-size:28px}
  .hero-deco{min-height:170px}
  .deco-tags span{padding:8px 16px;font-size:13px}
  .hero-stats{gap:20px}
  .hero-slide .stat b{font-size:22px}
}

/* ===== 全屏轮播浅色化（V2 风格） ===== */
.hero{background:var(--bg)}
.hero-slide{background:linear-gradient(120deg,var(--bg1,#F3F7FF),var(--bg2,#FFFFFF))}
.hero-slide::before{background:radial-gradient(circle,rgba(30,94,255,.07),transparent 65%)}
.hero-slide::after{background:radial-gradient(circle,rgba(15,181,163,.06),transparent 65%)}
.hero-eyebrow{color:var(--ink);background:#EEF3FA;border:1px solid #DCE4EE}
.hero-slide h1{color:var(--ink)}
.hero-slide h1 span{background:linear-gradient(120deg,#1E5EFF,#0FB5A3);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{color:var(--body)}
.hero-slide .btn-primary{background:linear-gradient(135deg,#1E5EFF,#2E6FFF);color:#fff;box-shadow:0 8px 22px rgba(30,94,255,.24)}
.hero-slide .btn-primary:hover{background:linear-gradient(135deg,#1649C9,#1E5EFF);color:#fff;box-shadow:0 10px 26px rgba(30,94,255,.3)}
.hero-slide .btn-outline{border-color:#C9D6E4;color:var(--ink);background:#fff}
.hero-slide .btn-outline:hover{border-color:var(--primary);color:var(--primary);background:#fff}
.hero-stats{border-top:1px solid var(--line)}
.hero-slide .stat b{color:var(--ink)}
.hero-slide .stat span{color:var(--muted)}
.deco-ring{border:1px solid rgba(15,28,46,.12)}
.deco-ring::before{border:1px solid rgba(15,28,46,.08)}
.deco-ring::after{background:rgba(30,94,255,.06)}

/* ===== V3 样式优化：产品色彩锚点 + 卡片微交互 ===== */
.product-card{--pc:#1E5EFF;--pc-d:#1649C9;--pc-bg:#E7EFFF}
.product-card[data-key="oa"]{--pc:#0FB5A3;--pc-d:#0A8A7C;--pc-bg:#E3FBF7}
.product-card[data-key="peizhen"]{--pc:#F59A3C;--pc-d:#D97F1F;--pc-bg:#FFF3E4}
.product-card .thumb{position:relative}
.product-card .thumb::after{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--pc),transparent);opacity:0;transition:opacity .25s}
.product-card:hover .thumb::after{opacity:1}
.product-card:hover{border-color:var(--pc)}
.product-card .prod-name{transition:color .2s}
.product-card:hover .prod-name{color:var(--pc)}
.product-card .price-line b{color:var(--pc)}
.product-card .btn-primary{background:var(--pc)}
.product-card .btn-primary:hover{background:var(--pc-d)}
.solu-item{--pc:#1E5EFF;--pc-d:#1649C9;transition:transform .25s,box-shadow .25s,border-color .25s}
.solu-item[data-key="oa"]{--pc:#0FB5A3;--pc-d:#0A8A7C}
.solu-item[data-key="peizhen"]{--pc:#F59A3C;--pc-d:#D97F1F}
.solu-item:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(23,45,90,.10);border-color:var(--pc)}
.solu-item .solu-link{color:var(--pc)}
.adv-item{transition:transform .25s,box-shadow .25s,border-color .25s}
.adv-item:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(23,45,90,.08);border-color:#D3E2FF}
.case-card{transition:transform .25s,box-shadow .25s,border-color .25s}
.case-card:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(23,45,90,.08);border-color:#D3E2FF}
.price-table tbody tr{transition:background .2s}
.price-table tbody tr:hover{background:#F7FAFF}
.faq-list details{transition:border-color .2s,box-shadow .2s}
.faq-list details:hover{border-color:#C9D6E4;box-shadow:0 8px 20px rgba(23,45,90,.06)}
/* 产品详情页跟随产品色 */
.pd-hero{background:linear-gradient(120deg,var(--pc-bg,#E7EFFF) 0%,var(--bg-alt) 65%)}
.pd-hero .btn-primary{background:var(--pc,#1E5EFF)}
.pd-hero .btn-primary:hover{background:var(--pc-d,#1649C9)}
.pd-cta{background:linear-gradient(135deg,var(--pc,#1E5EFF),var(--pc-d,#1649C9))}
.pd-cta .btn-primary{color:var(--pc,#1E5EFF)}
.pd-section .price-table .btn-primary{background:var(--pc,#1E5EFF)}
.pd-section .price-table .btn-primary:hover{background:var(--pc-d,#1649C9)}
/* 底部 CTA 换浅色柔和样式（替代原深色渐变大块） */
.pd-cta{background:#FFFFFF;border:1px solid var(--line);border-radius:18px;padding:44px 40px;text-align:center;color:var(--ink)}
.pd-cta h2{color:var(--ink)}
.pd-cta p{color:var(--body)}
.pd-cta .btn-primary{background:var(--pc,#1E5EFF);color:#fff}
.pd-cta .btn-primary:hover{background:var(--pc-d,#1649C9)}
.pd-cta .btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.pd-cta .btn-outline:hover{border-color:var(--pc,#1E5EFF);color:var(--pc,#1E5EFF);background:#fff}


/* 产品详情页元素统一跟随产品色 */
#view-product .pd-section h2{color:var(--pc,#17243A)}
#view-product .pd-section .step-num{color:var(--pc,#1E5EFF);border-color:var(--pc,#1E5EFF)}
#view-product .pd-section .stat b{color:var(--pc,#1E5EFF)}
#view-product .price-table .price-num{color:var(--pc,#1E5EFF)}
#view-product .pd-section .scene-item b{color:var(--pc,#17243A)}


.deco-tags span{background:#fff;border:1px solid var(--line);box-shadow:0 10px 24px rgba(15,28,46,.08)}
.hero .c-arrow{background:#fff;border:1px solid var(--line);color:#14223A;opacity:1}
.c-dots span{background:rgba(15,28,46,.22)}
.c-dots span.on{background:var(--primary);width:22px}

.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.hero-tags span{font-size:13px;color:var(--body);background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px}
@media (max-width:760px){.hero-tags span{padding:5px 12px;font-size:12px}}

/* ===== 轮播高度微调 ===== */
.hero-track{min-height:620px}
.hero-slide{padding:44px 0 64px}
@media (max-width:1024px){.hero-track{min-height:auto}}
@media (max-width:760px){.hero-slide{padding:36px 0 60px}}

/* ===== 风格轮播（居中） ===== */
.hero-slide{background:linear-gradient(120deg,var(--sc),#0B1626);text-align:center}
.hero-slide::before{content:"";position:absolute;right:-140px;top:-160px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.10),transparent 65%)}
.hero-slide::after{content:"";position:absolute;left:-120px;bottom:-180px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.07),transparent 65%)}
.hero-center{max-width:860px;margin:0 auto;padding:0 24px;position:relative;z-index:2}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#fff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);border-radius:999px;padding:6px 16px;letter-spacing:2px}
.hero-slide h1{color:#fff;font-size:44px;font-weight:600;line-height:1.3;margin:22px 0 18px;letter-spacing:.5px}
.hero-slide h1 span{background:linear-gradient(120deg,#7FB2FF,#5FE0D0);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{color:rgba(255,255,255,.88);font-size:17px;max-width:680px;margin:0 auto;line-height:1.9}
.hero-slide .hero-cta{justify-content:center;margin:32px 0 0}
.hero-slide .btn-primary{background:#fff;color:var(--sc);box-shadow:0 10px 26px rgba(0,0,0,.2)}
.hero-slide .btn-primary:hover{background:#F2F5FF;color:var(--primary-d);transform:translateY(-1px)}
.hero-slide .btn-outline{border-color:rgba(255,255,255,.6);color:#fff;background:transparent}
.hero-slide .btn-outline:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.12)}
@media (max-width:760px){
  .hero-slide h1{font-size:28px}
  .hero-sub{font-size:15px}
}

/* ===== 轮播产品界面图 ===== */
.hero-screen{margin:40px auto 0;max-width:920px;border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.16);box-shadow:0 34px 80px rgba(0,0,0,.38);position:relative;z-index:2}
.hero-screen img{width:100%;height:auto;display:block}
.hero-slide h1{font-size:34px;margin:18px 0 14px}
.hero-sub{font-size:15px;max-width:640px;line-height:1.8}
.hero-cta{margin:24px 0 0}
@media (max-width:760px){
  .hero-slide h1{font-size:24px}
  .hero-sub{font-size:14px}
  .hero-screen{margin:28px auto 0;border-radius:10px}
}

/* ===== 文案上·图片下 布局修正 ===== */
.hero-track{min-height:880px}
.hero-slide{padding:40px 0 60px}
.hero-slide h1{font-size:36px;margin:20px 0 14px}
.hero-screen{max-width:880px;margin:38px auto 0;border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.16);box-shadow:0 34px 80px rgba(0,0,0,.38);position:relative;z-index:2}
.hero-screen img{width:100%;height:auto;display:block}
@media (max-width:1024px){
  .hero-track{min-height:auto}
  .hero-screen{max-width:720px}
}
@media (max-width:760px){
  .hero-slide h1{font-size:24px}
  .hero-screen{max-width:100%;margin:26px auto 0;border-radius:10px}
}

/* ===== 背景图轮播（文案叠图） ===== */
.hero-track{min-height:620px}
.hero-slide{padding:72px 0 80px;background:linear-gradient(115deg,rgba(6,14,30,.82),rgba(6,14,30,.55) 55%,rgba(6,14,30,.72)),var(--bg-img) center/cover no-repeat}
.slide-finance{--bg-img:url(hero-finance.jpg)}
.slide-oa{--bg-img:url(hero-oa.jpg)}
.slide-peizhen{--bg-img:url(hero-peizhen.jpg)}
.hero-slide::before,.hero-slide::after{display:none}
.hero-slide h1{font-size:42px;margin:22px 0 18px}
.hero-sub{font-size:16px;max-width:660px}
.hero-cta{margin:30px 0 0}
@media (max-width:1024px){.hero-track{min-height:auto}}
@media (max-width:760px){
  .hero-slide{padding:56px 0 64px}
  .hero-slide h1{font-size:26px}
  .hero-sub{font-size:14px}
}

/* ===== 轮播：浅色背景图（左侧留白文案区 + 右侧产品画面） ===== */
.hero-slide{padding:72px 0 80px;background:linear-gradient(90deg,#FFFFFF 0%,#F7FAFD 40%,rgba(247,250,253,.78) 56%,rgba(247,250,253,0) 78%),var(--bg-img) center/cover no-repeat}
.hero-slide>.container{flex:1 1 auto;max-width:1200px;width:100%}
.hero-center{display:block;max-width:620px;margin:0;padding:0 24px;text-align:left}
.hero-eyebrow{justify-content:flex-start;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);color:#fff}
.hero-slide h1{color:#fff}
.hero-slide h1{font-size:36px}
.hero-slide h1 span{color:#fff}
.hero-sub{color:rgba(255,255,255,.88);margin:0}
.hero-slide .hero-cta{justify-content:flex-start;margin:30px 0 0}
.hero-slide .btn-primary{background:#fff;color:var(--sc,#1E5EFF);box-shadow:0 10px 26px rgba(0,0,0,.25)}
.hero-slide .btn-primary:hover{background:#F2F5FF;color:var(--sc,#1E5EFF)}
.hero-slide .btn-outline{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.hero-slide .btn-outline:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.12)}
@media (max-width:1024px){
  .hero-slide{background:linear-gradient(90deg,#FFFFFF 0%,rgba(255,255,255,.92) 50%,rgba(255,255,255,.25) 100%),var(--bg-img) center/cover no-repeat}
  .hero-center{max-width:560px}
}
@media (max-width:760px){
  .hero-slide{padding:48px 0 56px;background:linear-gradient(180deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.85) 52%,rgba(255,255,255,.35) 100%),var(--bg-img) center bottom/150% auto no-repeat}
  .hero-center{max-width:none;text-align:left}
  .hero-eyebrow{justify-content:flex-start}
  .hero-slide .hero-cta{justify-content:flex-start}
}