:root{--bg:#f5f8ff;--bg2:#edf4ff;--card:#ffffff;--text:#12213a;--muted:#5e6b86;--line:#d9e3f5;--blue:#1456ff;--blue2:#2e7cff;--accent:#19b3ff;--shadow:0 18px 45px rgba(19,61,145,.10);--radius:20px;--max:1180px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#f7faff 0%,#eef5ff 100%);color:var(--text)}
    a{text-decoration:none;color:inherit}img{display:block;max-width:100%}
    .container{width:min(var(--max),calc(100% - 32px));margin:0 auto}
    header{position:sticky;top:0;z-index:40;background:rgba(247,250,255,.88);backdrop-filter:blur(12px);border-bottom:1px solid rgba(217,227,245,.85)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand img{width:44px;height:44px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);padding:4px}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
    .navlinks{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end}
    .navlinks a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:999px}
    .navlinks a:hover,.navlinks a.active{color:var(--blue);background:#eaf1ff}
    .navbtn{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;background:linear-gradient(135deg,var(--blue),var(--accent));color:#fff;font-weight:700;box-shadow:0 10px 24px rgba(20,86,255,.25)}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--text)}
    .hero{position:relative;overflow:hidden;padding:34px 0 20px}
    .hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(10px);opacity:.55}
    .hero:before{width:260px;height:260px;background:radial-gradient(circle,rgba(20,86,255,.18),transparent 65%);top:-50px;right:-60px}
    .hero:after{width:220px;height:220px;background:radial-gradient(circle,rgba(25,179,255,.16),transparent 65%);left:-80px;top:110px}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;background:#edf4ff;border:1px solid #d8e5ff;color:#1649d8;padding:8px 12px;border-radius:999px;font-size:13px;font-weight:700}
    h1{margin:16px 0 12px;font-size:clamp(32px,5vw,56px);line-height:1.08;letter-spacing:-.02em}
    .lead{font-size:17px;line-height:1.9;color:var(--muted);max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;transition:.25s ease}
    .btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;box-shadow:var(--shadow)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .btn:hover{transform:translateY(-2px)}
    .hero-card{background:linear-gradient(180deg,#ffffff 0%,#f4f8ff 100%);border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow)}
    .mini-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .metric{background:#fff;border:1px solid #dce7fb;border-radius:18px;padding:16px}
    .metric b{display:block;font-size:26px;color:var(--blue);line-height:1}
    .metric span{display:block;font-size:13px;color:var(--muted);margin-top:8px;line-height:1.5}
    .section{padding:18px 0 4px}
    .section-title{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:16px}
    .section-title h2{margin:0;font-size:28px}
    .section-title p{margin:0;color:var(--muted);max-width:62ch;line-height:1.7}
    .grid-3,.grid-4{display:grid;gap:16px}
    .grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
    .grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
    .card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 10px 24px rgba(17,48,120,.05);transition:.25s ease}
    .card:hover{transform:translateY(-3px);box-shadow:0 18px 35px rgba(17,48,120,.10)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .pill{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#edf4ff;color:#1750d6;font-size:12px;font-weight:700;margin-bottom:12px}
    .stats{grid-template-columns:repeat(4,minmax(0,1fr))}
    .stat{padding:18px 18px 16px}
    .stat .num{font-size:30px;font-weight:800;color:var(--blue)}
    .stat .txt{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.55}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .timeline{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start}
    .step i{display:inline-flex;width:34px;height:34px;border-radius:12px;align-items:center;justify-content:center;background:linear-gradient(135deg,#dfeaff,#eff5ff);color:var(--blue);font-style:normal;font-weight:800}
    table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border-radius:18px;border:1px solid var(--line);background:#fff}
    th,td{padding:14px 14px;border-bottom:1px solid #e8eef9;text-align:left;vertical-align:top;font-size:14px;line-height:1.65}
    th{background:#eef4ff;color:#17315f}
    tr:last-child td{border-bottom:none}
    .scorebox{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
    .score{border:1px solid var(--line);border-radius:18px;padding:16px;background:linear-gradient(180deg,#fff,#f6f9ff)}
    .score strong{display:block;font-size:24px;color:var(--blue)}
    .faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 16px;box-shadow:0 8px 20px rgba(17,48,120,.04)}
    .faq details+details{margin-top:12px}
    .faq summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:700;color:var(--text)}
    .faq summary::-webkit-details-marker{display:none}
    .faq .ans{padding:0 0 16px;color:var(--muted);line-height:1.8}
    .tagcloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:10px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#334966;font-size:13px}
    .quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .quote{position:relative}
    .quote:before{content:"“";position:absolute;top:8px;right:16px;font-size:44px;color:#d6e3fb;line-height:1}
    .quote .name{margin-top:14px;font-weight:800;color:#1d355d}
    .articles{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
    .article-list{display:grid;gap:12px}
    .article{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 16px;border:1px solid var(--line);border-radius:16px;background:#fff}
    .article span{color:var(--muted);font-size:13px}
    .formgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    input,select,textarea{width:100%;padding:13px 14px;border:1px solid #cfdaf0;border-radius:14px;background:#fff;color:var(--text);font:inherit;outline:none}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#7ea8ff;box-shadow:0 0 0 4px rgba(20,86,255,.08)}
    .full{grid-column:1/-1}
    footer{margin-top:16px;background:#0e234d;color:#dce8ff}
    .footer-top{padding:28px 0;display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    .footer-top a{color:#fff}
    .footer-top .muted{color:#b9c9e8;line-height:1.8}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{padding:8px 10px;border-radius:999px;background:rgba(255,255,255,.07)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:14px 0;color:#b9c9e8;font-size:13px}
    .floating{position:fixed;right:16px;bottom:16px;z-index:45;display:grid;gap:10px}
    .floating a,.floating button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:14px;padding:12px 14px;background:linear-gradient(135deg,var(--blue),var(--accent));color:#fff;box-shadow:0 12px 26px rgba(20,86,255,.26);cursor:pointer;font-weight:700}
    .floating .small{background:#fff;color:var(--text);border:1px solid var(--line)}
    .fade{opacity:0;transform:translateY(18px);transition:.7s ease}
    .fade.in{opacity:1;transform:none}
    .table-wrap{overflow:auto;border-radius:18px}
    .service-net{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .case img{width:100%;border-radius:16px;border:1px solid var(--line);background:#fff;aspect-ratio:1.35/1;object-fit:cover}
    .hero-images{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
    .hero-images .mini{height:108px;border-radius:18px;background:linear-gradient(135deg,#dbe7ff,#ffffff);border:1px solid #d8e5ff}
    .mobile-only{display:none}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-4,.two-col,.articles,.quotes,.service-net,.case-grid,.footer-top{grid-template-columns:1fr}
      .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
      .section-title{align-items:flex-start;flex-direction:column}
      .navlinks{display:none}
      .menu-btn{display:inline-flex}
      .navlinks.open{display:flex;position:absolute;left:16px;right:16px;top:70px;flex-direction:column;align-items:flex-start;padding:14px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
      .mobile-only{display:block}
    }