:root{
      --bg:#f5f8ff;
      --bg2:#eef4ff;
      --card:#ffffff;
      --line:#dbe6f7;
      --text:#15233a;
      --muted:#5b6b84;
      --primary:#2e73ff;
      --primary2:#64d2ff;
      --accent:#17b3a6;
      --warm:#ffb36b;
      --shadow:0 16px 40px rgba(31, 67, 132, .10);
      --radius:20px;
      --radius2:28px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(46,115,255,.12), transparent 28%),
        radial-gradient(circle at top right, rgba(23,179,166,.10), transparent 22%),
        linear-gradient(180deg, #fbfcff 0%, var(--bg) 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    .site-header{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(14px);
      background:rgba(245,248,255,.82);
      border-bottom:1px solid rgba(219,230,247,.8);
    }
    .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 .logo{
      width:44px; height:44px; object-fit:contain; border-radius:12px;
      background:#fff; box-shadow:0 8px 20px rgba(46,115,255,.12); padding:5px;
    }
    .brand-text{min-width:0}
    .brand-text strong{display:block; font-size:18px; letter-spacing:.3px}
    .brand-text span{display:block; font-size:12px; color:var(--muted); margin-top:2px}
    .nav-toggle{
      display:none; border:1px solid var(--line); background:#fff; color:var(--text);
      border-radius:12px; padding:10px 12px; cursor:pointer; box-shadow:var(--shadow);
    }
    .nav-links{
      display:flex; align-items:center; gap:6px; flex-wrap:wrap; justify-content:flex-end;
    }
    .nav-links a{
      padding:9px 12px; border-radius:999px; color:#32435d; font-size:14px;
    }
    .nav-links a:hover,.nav-links a:focus{background:#eaf1ff; color:var(--primary)}
    .top-cta{display:flex; gap:10px; align-items:center}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      padding:12px 18px; border-radius:14px; border:1px solid transparent; cursor:pointer;
      font-weight:600; transition:.25s ease; box-shadow:var(--shadow);
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),#1f9eff); color:#fff}
    .btn-primary:hover{transform:translateY(-2px); box-shadow:0 18px 36px rgba(46,115,255,.22)}
    .btn-ghost{background:#fff; color:var(--primary); border-color:var(--line)}
    .btn-ghost:hover{transform:translateY(-2px)}
    main{display:block}
    section{padding:30px 0}
    .hero{padding:30px 0 18px}
    .hero-grid{
      display:grid; grid-template-columns:1.18fr .82fr; gap:24px; align-items:stretch;
    }
    .hero-panel{
      background:
        linear-gradient(135deg, rgba(46,115,255,.12), rgba(255,255,255,.94) 28%, rgba(23,179,166,.10)),
        linear-gradient(180deg, #fff, #fff);
      border:1px solid rgba(219,230,247,.9);
      border-radius:var(--radius2);
      box-shadow:var(--shadow);
      padding:32px;
      position:relative;
      overflow:hidden;
    }
    .hero-panel::before,.hero-panel::after{
      content:""; position:absolute; border-radius:999px; filter:blur(0);
      background:linear-gradient(135deg, rgba(46,115,255,.16), rgba(100,210,255,.06));
      pointer-events:none;
    }
    .hero-panel::before{width:220px;height:220px;right:-90px;top:-70px}
    .hero-panel::after{width:160px;height:160px;left:-60px;bottom:-60px;background:linear-gradient(135deg, rgba(23,179,166,.16), rgba(255,179,107,.06))}
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px; padding:8px 12px; border-radius:999px;
      background:#ecf4ff; color:var(--primary); font-size:13px; font-weight:700; border:1px solid #d6e5ff;
    }
    h1{margin:14px 0 12px; font-size:clamp(30px, 4vw, 50px); line-height:1.1}
    .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}
    .point{
      background:rgba(255,255,255,.88); border:1px solid var(--line); border-radius:18px; padding:16px;
    }
    .point b{display:block; font-size:20px; color:var(--primary)}
    .point span{display:block; margin-top:6px; color:var(--muted); font-size:13px; line-height:1.5}
    .hero-side{
      display:grid; gap:14px;
    }
    .mini-card,.info-card,.feature-card,.review-card,.case-card,.faq-card,.article-card,.price-card,.compare-card,.step-card,.network-card,.service-card,.about-card,.contact-card,.match-card,.training-card,.timeline-card,.tag-card{
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 10px 28px rgba(29,61,123,.06);
    }
    .mini-card{padding:20px}
    .mini-card h3{margin:0 0 10px; font-size:18px}
    .mini-card p{margin:0; color:var(--muted); line-height:1.7}
    .tag-cloud{display:flex; flex-wrap:wrap; gap:10px}
    .tag-cloud span{
      padding:9px 12px; border-radius:999px; background:#f2f7ff; border:1px solid #dbe6f7;
      color:#335; font-size:13px;
    }
    .section-head{display:flex; align-items:end; justify-content:space-between; gap:16px; margin-bottom:18px}
    .section-head h2{margin:0; font-size:clamp(24px, 3vw, 34px)}
    .section-head p{margin:0; color:var(--muted); line-height:1.7; max-width:68ch}
    .grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:16px}
    .stats .info-card{padding:22px}
    .info-card .num{font-size:30px; font-weight:800; color:var(--primary)}
    .info-card .sub{margin-top:8px; color:var(--muted); line-height:1.6}
    .feature-card,.service-card,.about-card,.training-card,.network-card,.contact-card,.match-card,.price-card,.compare-card,.timeline-card,.case-card,.review-card,.article-card,.faq-card{padding:22px}
    .feature-card h3,.service-card h3,.about-card h3,.training-card h3,.network-card h3,.contact-card h3,.match-card h3,.price-card h3,.compare-card h3,.timeline-card h3,.case-card h3,.review-card h3,.article-card h3{margin:0 0 10px; font-size:19px}
    .muted{color:var(--muted); line-height:1.75}
    .icon-badge{
      width:42px; height:42px; border-radius:14px; display:inline-flex; align-items:center; justify-content:center;
      background:linear-gradient(135deg, #eaf2ff, #f3fbff); color:var(--primary); font-weight:800; margin-bottom:12px;
    }
    .bullets{list-style:none; padding:0; margin:14px 0 0; display:grid; gap:10px}
    .bullets li{padding-left:22px; position:relative; color:#34465f; line-height:1.65}
    .bullets li::before{content:""; position:absolute; left:0; top:9px; width:10px; height:10px; border-radius:50%; background:linear-gradient(135deg,var(--primary),var(--accent))}
    .workflow{display:grid; grid-template-columns:repeat(4,1fr); gap:14px}
    .step-card{padding:18px}
    .step-no{display:inline-flex; align-items:center; justify-content:center; width:34px; height:34px; border-radius:12px; background:#edf4ff; color:var(--primary); font-weight:800; margin-bottom:12px}
    .step-card h3{margin:0 0 8px; font-size:17px}
    .table-wrap{overflow:auto; border-radius:20px; border:1px solid var(--line); background:#fff; box-shadow:var(--shadow)}
    table{width:100%; border-collapse:collapse; min-width:760px}
    th,td{padding:14px 16px; text-align:left; border-bottom:1px solid #edf2fa; vertical-align:top}
    th{background:#f5f8ff; color:#22344f; font-size:14px}
    td{color:#31445e; line-height:1.65}
    .highlight{background:#f0f7ff}
    details{
      border:1px solid var(--line); border-radius:16px; background:#fff; overflow:hidden;
      box-shadow:0 8px 22px rgba(29,61,123,.05);
    }
    details + details{margin-top:12px}
    summary{
      list-style:none; cursor:pointer; padding:18px 20px; font-weight:700; display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{content:"+"; color:var(--primary); font-size:22px; line-height:1}
    details[open] summary::after{content:"−"}
    details .faq-body{padding:0 20px 18px; color:var(--muted); line-height:1.75}
    .reviews,.articles,.cases,.network,.pricing,.compare,.faq-list,.timeline,.training{margin-top:12px}
    .review-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .review-card .who{font-weight:800; margin-bottom:10px}
    .review-card .role{font-size:13px; color:var(--primary); margin-bottom:10px}
    .case-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .article-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .article-card time{display:inline-block; font-size:12px; color:var(--primary); background:#edf4ff; padding:6px 10px; border-radius:999px; margin-bottom:10px}
    .article-card h3{font-size:17px}
    .article-card p{margin:8px 0 0}
    .form-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:14px}
    .form-field{display:flex; flex-direction:column; gap:8px}
    label{font-size:14px; font-weight:700; color:#30415b}
    input,select,textarea{
      width:100%; border:1px solid #cfdbee; border-radius:14px; background:#fff; padding:13px 14px;
      font:inherit; color:var(--text); outline:none; transition:.2s ease;
    }
    textarea{min-height:128px; resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#8eb8ff; box-shadow:0 0 0 4px rgba(46,115,255,.10)}
    .span-2{grid-column:1 / -1}
    .footer{
      padding:26px 0 30px;
      border-top:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.6), rgba(237,243,252,.92));
      color:var(--text);
      margin-top:18px;
    }
    .footer-grid{display:grid; grid-template-columns:1.2fr .8fr; gap:18px}
    .footer a{color:#234a9a}
    .footer small{color:var(--muted); line-height:1.7}
    .footer-links{display:flex; flex-wrap:wrap; gap:10px}
    .footer-links a,.home-link{
      display:inline-flex; align-items:center; gap:6px; padding:9px 12px; border-radius:999px; background:#f2f7ff; border:1px solid var(--line);
    }
    .floating{
      position:fixed; right:16px; bottom:16px; z-index:60; display:flex; flex-direction:column; gap:10px;
    }
    .float-btn{
      width:50px; height:50px; border-radius:16px; display:inline-flex; align-items:center; justify-content:center;
      background:linear-gradient(135deg,var(--primary),#2396ff); color:#fff; box-shadow:0 14px 28px rgba(46,115,255,.25);
      border:none; cursor:pointer;
    }
    .customer-box{
      position:fixed; left:16px; bottom:16px; z-index:60; width:220px; max-width:calc(100vw - 32px);
      background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow); padding:12px;
    }
    .customer-box .row{display:flex; gap:12px; align-items:center}
    .customer-box img{width:76px; height:76px; object-fit:cover; border-radius:14px; background:#f5f7fb}
    .customer-box strong{display:block; margin-bottom:6px}
    .customer-box p{margin:0; color:var(--muted); font-size:12px; line-height:1.5}
    .scroll-top{display:none}
    .service-network{
      display:grid; grid-template-columns:repeat(4,1fr); gap:14px
    }
    .timeline-list{display:grid; gap:14px}
    .timeline-item{
      display:grid; grid-template-columns:68px 1fr; gap:14px; align-items:start;
      padding:16px; border:1px solid var(--line); border-radius:18px; background:#fff;
    }
    .timeline-item .day{
      border-radius:14px; background:#edf4ff; color:var(--primary); font-weight:800; text-align:center; padding:12px 8px;
      line-height:1.2;
    }
    .timeline-item p{margin:0; color:var(--muted); line-height:1.7}
    .compare-score{
      display:flex; align-items:center; justify-content:space-between; gap:12px; padding:16px; border-radius:18px; background:linear-gradient(135deg,#f3f8ff,#ffffff);
      border:1px solid var(--line); margin-bottom:14px;
    }
    .stars{color:#ff9e2f; letter-spacing:2px; font-size:18px}
    .badge{
      display:inline-flex; align-items:center; padding:6px 10px; border-radius:999px; background:#ecf7f8; color:#11867c; font-size:12px; font-weight:700;
    }
    .links-strip{display:flex; flex-wrap:wrap; gap:8px}
    .links-strip a{display:inline-flex; padding:8px 10px; border-radius:999px; border:1px solid var(--line); background:#fff}
    .map-list{display:grid; grid-template-columns:repeat(2,1fr); gap:12px}
    .map-list div{padding:14px 16px; border:1px solid var(--line); border-radius:16px; background:#fff}
    .soft-note{padding:14px 16px; border-radius:16px; background:#f4f8ff; border:1px dashed #cfe0ff; color:#345}
    .animate-in{opacity:0; transform:translateY(14px); transition: .7s ease}
    .animate-in.in-view{opacity:1; transform:none}
    @media (max-width: 1024px){
      .hero-grid,.grid-3,.grid-2,.review-grid,.case-grid,.article-grid,.workflow,.service-network,.footer-grid{grid-template-columns:1fr 1fr}
      .hero-points{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .nav-toggle{display:inline-flex}
      .nav-links{display:none; width:100%; padding-top:10px}
      .nav-links.open{display:flex; flex-direction:column; align-items:stretch; gap:8px}
      .nav{flex-wrap:wrap}
      .top-cta{width:100%; justify-content:flex-start; flex-wrap:wrap}
      .hero-grid,.grid-3,.grid-2,.review-grid,.case-grid,.article-grid,.workflow,.service-network,.footer-grid,.form-grid,.map-list{grid-template-columns:1fr}
      .hero-panel{padding:24px}
      .section-head{align-items:flex-start; flex-direction:column}
      .customer-box{display:none}
    }