:root{
      --bg:#f7f8fc;
      --bg2:#eef4ff;
      --card:#ffffff;
      --text:#182033;
      --muted:#5f6b85;
      --line:#dbe3f0;
      --brand:#4f67ff;
      --brand2:#16b8a6;
      --accent:#ff8a4c;
      --shadow:0 18px 50px rgba(29, 47, 104, .08);
      --radius:22px;
      --radius2:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 10%, rgba(79,103,255,.12), transparent 25%),
        radial-gradient(circle at 85% 8%, rgba(22,184,166,.12), transparent 24%),
        linear-gradient(180deg,var(--bg),#fff 42%, #f8fbff 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .topbar{
      position:sticky;top:0;z-index:40;
      backdrop-filter:blur(14px);
      background:rgba(247,248,252,.78);
      border-bottom:1px solid rgba(219,227,240,.8);
    }
    .nav{display:flex;align-items:center;justify-content:space-between;gap:18px;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;box-shadow:0 8px 22px rgba(79,103,255,.12)}
    .brand .name{font-weight:800;font-size:18px;line-height:1.1}
    .brand .sub{font-size:12px;color:var(--muted);margin-top:4px}
    .navlinks{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end}
    .navlinks a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:999px;transition:.2s}
    .navlinks a:hover,.navlinks a.active{color:var(--brand);background:rgba(79,103,255,.08)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border:1px solid transparent;border-radius:999px;padding:12px 18px;
      font-weight:700;font-size:14px;cursor:pointer;transition:.2s ease;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),#6b5cff);color:#fff;box-shadow:0 14px 30px rgba(79,103,255,.24)}
    .btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 34px rgba(79,103,255,.3)}
    .btn-soft{background:#fff;border-color:var(--line);color:var(--text)}
    .btn-soft:hover{border-color:#b8c6e6;transform:translateY(-1px)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;width:44px;height:44px}
    .hero{padding:40px 0 22px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-main{
      position:relative;overflow:hidden;border-radius:28px;padding:34px;background:
      linear-gradient(135deg, rgba(255,255,255,.92), rgba(255,255,255,.82)),
      linear-gradient(135deg, rgba(79,103,255,.08), rgba(22,184,166,.08));
      border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow);
    }
    .hero-main:before,.hero-main:after{
      content:"";position:absolute;border-radius:999px;filter:blur(2px);pointer-events:none
    }
    .hero-main:before{width:220px;height:220px;background:radial-gradient(circle, rgba(79,103,255,.16), transparent 65%);right:-40px;top:-50px}
    .hero-main:after{width:160px;height:160px;background:radial-gradient(circle, rgba(255,138,76,.16), transparent 62%);left:-30px;bottom:-40px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(79,103,255,.08);color:var(--brand);font-weight:700;font-size:13px}
    h1{margin:16px 0 12px;font-size:clamp(32px,5vw,54px);line-height:1.05;letter-spacing:-.03em}
    .lead{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
    .mini{
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;
      box-shadow:0 10px 24px rgba(24,32,51,.05)
    }
    .mini strong{display:block;font-size:20px;margin-bottom:6px}
    .mini span{font-size:13px;color:var(--muted);line-height:1.6}
    .hero-side{
      display:grid;gap:14px;
    }
    .side-card{
      background:linear-gradient(180deg,#fff, #f8fbff);
      border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow)
    }
    .side-card h3{margin:0 0 10px;font-size:18px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:8px 11px;border-radius:999px;background:rgba(79,103,255,.08);color:#34436c;font-size:13px}
    .metrics{padding:14px 0 8px}
    .section{padding:22px 0}
    .section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}
    .section-title h2{margin:0;font-size:clamp(24px,3vw,34px);line-height:1.15}
    .section-title p{margin:0;color:var(--muted);max-width:62ch;line-height:1.7}
    .grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .card{
      background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
      box-shadow:0 10px 28px rgba(24,32,51,.05);padding:20px;transition:.22s ease;
    }
    .card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(24,32,51,.09)}
    .card .kpi{font-size:30px;font-weight:900;color:var(--brand);line-height:1}
    .card .label{margin-top:8px;font-weight:700}
    .card .desc{margin-top:8px;color:var(--muted);font-size:14px;line-height:1.7}
    .grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .service h3,.case h3,.review h3,.article h3{margin:0 0 10px;font-size:18px}
    .service ul,.timeline,.faq-list,.review-list,.article-list{margin:0;padding:0;list-style:none}
    .service li{margin-top:10px;color:var(--muted);line-height:1.7}
    .service li::before{content:"•";color:var(--brand);margin-right:8px}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{padding:20px;border-radius:22px;background:linear-gradient(180deg,#fff, #f7faff);border:1px solid var(--line)}
    .step .num{width:36px;height:36px;display:grid;place-items:center;border-radius:12px;background:rgba(79,103,255,.1);color:var(--brand);font-weight:800}
    .step h3{margin:14px 0 8px;font-size:17px}
    .step p{margin:0;color:var(--muted);line-height:1.7;font-size:14px}
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:780px}
    th,td{padding:16px 14px;border-bottom:1px solid #edf1f7;text-align:left;vertical-align:top}
    th{background:#f7f9ff;font-size:14px}
    td{color:#394760;font-size:14px;line-height:1.7}
    .highlight{background:rgba(79,103,255,.06)}
    .rating{display:flex;align-items:center;gap:8px;font-weight:700;color:#1d2b57}
    .stars{color:#ffb84d;letter-spacing:2px}
    .split{display:grid;grid-template-columns:1.1fr .9fr;gap:14px}
    .match-form,.contact-card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:22px;box-shadow:var(--shadow)}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .field{display:flex;flex-direction:column;gap:8px}
    label{font-size:13px;font-weight:700;color:#2a3655}
    input,select,textarea{
      width:100%;padding:13px 14px;border:1px solid #ccd7ea;border-radius:14px;background:#fbfcff;color:var(--text);
      font:inherit;outline:none;transition:.2s ease;
    }
    input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(79,103,255,.1)}
    textarea{min-height:126px;resize:vertical}
    .full{grid-column:1/-1}
    .faq-item{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}
    .faq-q{width:100%;border:0;background:transparent;padding:18px 18px;font:inherit;font-weight:700;color:var(--text);display:flex;justify-content:space-between;align-items:center;cursor:pointer;text-align:left}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 18px;color:var(--muted);line-height:1.8}
    .faq-item.open .faq-a{max-height:180px;padding-bottom:18px}
    .faq-item.open .icon{transform:rotate(45deg)}
    .faq-q .icon{transition:.2s}
    .review-card{padding:18px;border-radius:20px;background:linear-gradient(180deg,#fff, #f9fbff);border:1px solid var(--line)}
    .review-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .avatar{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg, rgba(79,103,255,.16), rgba(22,184,166,.16));display:grid;place-items:center;font-weight:800;color:var(--brand)}
    .role{font-size:13px;color:var(--muted);margin-top:4px}
    .review-card p,.article-card p{margin:12px 0 0;color:#42506c;line-height:1.75;font-size:14px}
    .article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .article-card{padding:18px;border:1px solid var(--line);border-radius:22px;background:#fff}
    .article-meta{font-size:12px;color:var(--muted);margin-bottom:10px}
    .footer{
      margin-top:20px;padding:24px 0 32px;border-top:1px solid rgba(219,227,240,.9);background:rgba(255,255,255,.7)
    }
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:start}
    .footer a{color:#32406e}
    .footer .links{display:flex;flex-wrap:wrap;gap:10px}
    .footer .links a{padding:7px 10px;border-radius:999px;background:#f4f7ff;border:1px solid #dbe3f0}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:50;display:grid;gap:10px
    }
    .float-btn{
      width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--brand),#6c5cff);color:#fff;box-shadow:0 14px 28px rgba(79,103,255,.28)
    }
    .kefu{
      position:fixed;left:16px;bottom:16px;z-index:50;width:min(290px,calc(100vw - 32px));
      background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:hidden
    }
    .kefu-head{padding:12px 14px;background:linear-gradient(135deg, rgba(79,103,255,.1), rgba(22,184,166,.1));font-weight:800}
    .kefu-body{display:grid;grid-template-columns:88px 1fr;gap:12px;padding:14px;align-items:center}
    .kefu-body img{width:88px;height:88px;object-fit:cover;border-radius:16px;border:1px solid var(--line)}
    .kefu-body p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
    .mobile-toggle{display:none}
    .anchor-bar{display:flex;gap:10px;flex-wrap:wrap}
    .anchor-bar a{padding:10px 12px;border-radius:12px;background:#fff;border:1px solid var(--line);font-size:13px;color:#34436c}
    .timeline{display:grid;gap:12px}
    .timeline li{padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:18px}
    .timeline strong{display:block;margin-bottom:6px}
    .service-net{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .service-net .card{min-height:100%}
    .muted{color:var(--muted)}
    @media (max-width: 1024px){
      .hero-grid,.split,.footer-grid,.grid4,.grid3,.workflow,.article-grid,.service-net{grid-template-columns:1fr 1fr}
      .hero-points{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .navlinks,.nav-cta{display:none}
      .menu-btn{display:inline-grid;place-items:center}
      .mobile-toggle{display:block}
      .mobile-panel{display:none;padding:0 0 14px}
      .mobile-panel.open{display:block}
      .mobile-panel .navlinks{display:grid;grid-template-columns:1fr 1fr;gap:8px;justify-content:stretch}
      .mobile-panel .navlinks a{background:#fff;border:1px solid var(--line)}
      .hero-grid,.split,.footer-grid,.grid4,.grid3,.workflow,.article-grid,.service-net,.form-grid{grid-template-columns:1fr}
      .hero-main{padding:24px}
      .section-title{align-items:flex-start;flex-direction:column}
      .kefu{left:12px;right:12px;width:auto}
      .kefu-body{grid-template-columns:72px 1fr}
      .kefu-body img{width:72px;height:72px}
    }
    .reveal{opacity:0;transform:translateY(14px);transition:.5s ease}
    .reveal.visible{opacity:1;transform:none}