:root{--blue:#0877ec;--ink:#102c4b;--muted:#617488;--line:#e6edf5}*{box-sizing:border-box}body{margin:0;background:#fff;color:var(--ink);font-family:Arial,"Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7}a{color:inherit;text-decoration:none}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:3px solid #72b1ef;outline-offset:4px}[hidden]{display:none!important}.pv-wrap{max-width:1280px;margin:0 auto}.pv-nav{max-width:1400px;padding:18px 38px;margin:auto;display:flex;align-items:center;gap:25px}.pv-brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;margin-right:auto}.pv-brand img{width:58px;height:48px;object-fit:contain}.pv-brand small{display:block;font-size:10px;font-weight:400;letter-spacing:3px}.pv-nav nav{display:flex;gap:30px;font-size:14px}.pv-nav nav .active{color:var(--blue)}.pv-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;border:1px solid var(--blue);padding:11px 23px;border-radius:7px;line-height:1.5;font-size:14px;transition:background .2s}.pv-btn:hover{background:#0562c5}.pv-outline{background:#ffffffd9;color:#1665ad;border-color:#91b8d6}.pv-outline:hover{background:#edf6ff}.pv-crumb{max-width:1280px;margin:auto;padding:13px 28px;color:var(--muted);font-size:12px}.pv-hero{background:linear-gradient(115deg,#e4f3ff,#f6faff 65%,#d7eafc);background-position:center;background-size:cover}.pv-hero>.pv-wrap{padding:52px 28px 60px}.pv-eyebrow{letter-spacing:3px;color:#31729f;font-size:12px}.pv-hero h1{font-size:clamp(28px,3vw,46px);max-width:790px;line-height:1.3;margin:12px 0 18px;overflow-wrap:anywhere}.pv-hero #pv-subtitle{max-width:650px;color:#375573;font-size:18px;white-space:pre-line}.pv-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:25px}.pv-trust{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));padding:24px 28px;gap:24px}.pv-trust-item{display:flex;gap:14px;align-items:center}.pv-trust-item strong{font-size:14px}.pv-trust svg,.pv-card svg{width:32px;height:32px;stroke:var(--blue);fill:none;stroke-width:1.5;stroke-linejoin:round;stroke-linecap:round;flex-shrink:0}.pv-layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:36px;padding:34px 28px 40px}.pv-sidebar{border:1px solid var(--line);border-radius:8px;background:#f8fbff;overflow:hidden}.pv-sidebar h2{font-size:17px;margin:0;padding:16px 18px;border-bottom:1px solid var(--line)}.pv-sidebar a{display:flex;gap:12px;justify-content:space-between;padding:13px 18px;border-bottom:1px solid var(--line);font-size:13px}.pv-sidebar a:hover,.pv-sidebar .active{background:var(--blue);color:#fff}.pv-side-cta{margin-top:22px;border-radius:8px;padding:24px 18px;background:linear-gradient(135deg,#dcedff,#f7fbff);color:#174768}.pv-side-cta h3{margin:0}.pv-side-cta p{font-size:13px}.pv-layout article{min-width:0}.pv-layout article>section{margin-bottom:34px;scroll-margin-top:25px}.pv-layout article h2{font-size:25px;line-height:1.4;margin:0 0 20px}.pv-intro{display:flex;align-items:flex-start;gap:28px}.pv-intro>p{flex:1;white-space:pre-line;color:var(--muted);margin:0}.pv-intro>img{width:28%;max-height:210px;object-fit:cover;border-radius:8px}.pv-benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:14px}.pv-card{border:1px solid var(--line);border-radius:8px;padding:24px 15px;text-align:center;box-shadow:0 3px 10px #12345a05}.pv-card svg{width:38px;height:38px}.pv-card h3,.pv-audience-card h3,.pv-steps h3{font-size:15px;margin:13px 0 8px}.pv-card p,.pv-audience-card p{font-size:13px;line-height:1.8;color:var(--muted);margin:0;white-space:pre-line}.pv-audience-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px}.pv-audience-card{border:1px solid var(--line);border-radius:8px;overflow:hidden}.pv-audience-card img{width:100%;height:145px;object-fit:cover;display:block}.pv-audience-copy{padding:15px 18px 20px}.pv-audience-copy h3{margin-top:0}.pv-steps{list-style:none;display:flex;padding:0;margin:28px 0 0;gap:12px}.pv-steps li{position:relative;text-align:center;flex:1;min-width:0}.pv-steps li:before{content:"";position:absolute;top:25px;left:0;width:calc(100% + 12px);height:1px;background:#b7d6f3;z-index:-1}.pv-steps li:last-child:before{width:100%}.pv-step-number{display:inline-flex;align-items:center;justify-content:center;background:var(--blue);border:9px solid #e9f4ff;box-sizing:content-box;border-radius:50%;width:34px;height:34px;color:#fff;font-size:13px}.pv-steps h3{font-size:13px}.pv-steps p{font-size:12px;color:var(--muted);white-space:pre-line}.pv-price-box{padding:25px 28px;border:1px solid #cce1f6;border-radius:9px;background:#f6faff}.pv-price-box strong{font-size:29px;color:var(--blue);white-space:pre-line}.pv-price-box p{white-space:pre-line;margin:10px 0;color:#526f8b}.pv-price-box h3{font-size:14px;margin-bottom:0}.pv-faq-list{border:1px solid var(--line);border-radius:8px;overflow:hidden}.pv-faq-list details+details{border-top:1px solid var(--line)}.pv-faq-list summary{cursor:pointer;padding:18px 22px;font-size:14px;font-weight:600}.pv-faq-list details p{padding:0 22px 20px;margin:0;font-size:14px;color:var(--muted);white-space:pre-line}.pv-rich{color:var(--muted);overflow-wrap:anywhere;max-width:100%;overflow-x:auto}.pv-rich img{max-width:100%;height:auto}.pv-rich table{max-width:100%}.pv-bottom{padding:35px 38px;margin:0 auto 42px;border-radius:10px;background:linear-gradient(105deg,#e4f2ff,#f1f8ff);background-size:cover;background-position:center}.pv-bottom>div{max-width:700px}.pv-bottom h2{font-size:27px;margin:0}.pv-bottom p{color:#4f708c;white-space:pre-line}.pv-footer{background:#09233e;color:#d8e6f3;padding:25px 35px;font-size:12px;display:flex;justify-content:space-between;gap:20px}
@media(max-width:900px){.pv-nav{flex-wrap:wrap;padding:15px 22px}.pv-nav nav{order:3;width:100%;gap:24px;overflow-x:auto}.pv-layout{grid-template-columns:190px minmax(0,1fr);gap:24px}.pv-benefits-grid{grid-template-columns:1fr 1fr}.pv-steps{display:grid;grid-template-columns:repeat(3,1fr);row-gap:20px}.pv-intro{flex-direction:column}.pv-intro>img{width:100%;max-height:230px}.pv-bottom{margin-left:22px;margin-right:22px}.pv-audience-grid{grid-template-columns:1fr}.pv-audience-card{display:flex}.pv-audience-card img{width:35%;height:auto;min-height:140px}}
@media(max-width:600px){.pv-brand{font-size:17px}.pv-nav>.pv-btn{padding:8px 13px;font-size:12px}.pv-nav nav{font-size:12px;gap:22px}.pv-hero>.pv-wrap{padding:30px 22px 35px}.pv-hero #pv-subtitle{font-size:15px}.pv-trust{grid-template-columns:1fr 1fr;padding:22px;gap:18px}.pv-trust-item{gap:9px}.pv-trust-item strong{font-size:12px}.pv-layout{display:flex;flex-direction:column;padding:22px;gap:26px}.pv-sidebar{max-height:220px;overflow:auto}.pv-side-cta{display:none}.pv-layout article h2{font-size:23px}.pv-bottom{padding:26px 22px}.pv-bottom h2{font-size:23px}.pv-btn{padding:10px 17px}.pv-footer{flex-wrap:wrap}.pv-steps{grid-template-columns:repeat(2,1fr)}.pv-card{padding:20px 12px}}