:root{
      --bg:#f6f8ff;
      --bg2:#eef3ff;
      --card:#ffffff;
      --card2:#f9fbff;
      --line:#dce4ff;
      --text:#172033;
      --muted:#5d6884;
      --brand:#2b6cff;
      --brand2:#8b5cf6;
      --accent:#22c1c3;
      --accent2:#ff7ad9;
      --shadow:0 18px 50px rgba(34,68,140,.10);
      --radius:22px;
      --radius2:16px;
      --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(43,108,255,.12), transparent 28%),
        radial-gradient(circle at top right, rgba(139,92,246,.10), transparent 28%),
        linear-gradient(180deg, #f8fbff 0%, #f4f7ff 38%, #f8fbff 100%);
      line-height:1.6;
    }
    a{color:var(--brand);text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    .glass{
      background:rgba(255,255,255,.76);
      backdrop-filter: blur(14px);
      border:1px solid rgba(220,228,255,.78);
      box-shadow:var(--shadow);
    }
    header{
      position:sticky;top:0;z-index:50;
      background:rgba(246,248,255,.84);
      backdrop-filter: blur(14px);
      border-bottom:1px solid rgba(220,228,255,.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:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line)}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .menu{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
    .menu a{color:var(--text);font-size:14px;font-weight:600;opacity:.88}
    .menu a:hover{color:var(--brand)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 16px;border-radius:999px;border:1px solid transparent;
      font-weight:700;font-size:14px;cursor:pointer;transition:.22s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2));
      box-shadow:0 12px 30px rgba(43,108,255,.22);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(43,108,255,.28)}
    .btn-ghost{color:var(--text);background:#fff;border-color:var(--line)}
    .btn-ghost:hover{border-color:rgba(43,108,255,.35);transform:translateY(-1px)}
    .burger{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px}
    .burger span{display:block;width:20px;height:2px;background:#24324d;margin:4px 0;border-radius:2px}
    .hero{
      padding:30px 0 18px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch;
    }
    .hero-main{
      position:relative;overflow:hidden;border-radius:28px;padding:36px;
      background:
        radial-gradient(circle at 20% 20%, rgba(34,193,195,.16), transparent 24%),
        radial-gradient(circle at 80% 25%, rgba(255,122,217,.14), transparent 20%),
        linear-gradient(135deg, rgba(255,255,255,.92), rgba(242,246,255,.86));
      border:1px solid rgba(220,228,255,.95);
      box-shadow:var(--shadow);
    }
    .hero-main:before,.hero-main:after{
      content:"";position:absolute;border-radius:999px;pointer-events:none;
      filter:blur(8px);opacity:.65;
    }
    .hero-main:before{width:180px;height:180px;background:rgba(43,108,255,.12);right:-50px;top:-20px}
    .hero-main:after{width:120px;height:120px;background:rgba(34,193,195,.14);left:42%;bottom:-32px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;background:#eef4ff;color:#274085;
      border:1px solid rgba(43,108,255,.12);font-size:13px;font-weight:700;
    }
    h1{margin:14px 0 12px;font-size:clamp(32px,4.2vw,52px);line-height:1.05;letter-spacing:-.02em}
    .lead{font-size:17px;color:var(--muted);max-width:62ch;margin:0 0 20px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0 24px}
    .quick-tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{
      padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);
      color:#32405f;font-size:13px;font-weight:600;
    }
    .hero-side{
      display:grid;gap:14px;
    }
    .side-card{
      border-radius:24px;padding:20px;background:linear-gradient(180deg,#fff,#f8fbff);
      border:1px solid var(--line);box-shadow:var(--shadow);
    }
    .side-card h2,.section-title{margin:0 0 10px;font-size:24px;line-height:1.2}
    .kpis{
      display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:18px
    }
    .kpi{
      padding:18px;border-radius:20px;background:rgba(255,255,255,.88);border:1px solid rgba(220,228,255,.9);
      box-shadow:0 10px 24px rgba(34,68,140,.06);
    }
    .kpi strong{display:block;font-size:26px;line-height:1;color:#12203d}
    .kpi span{display:block;margin-top:8px;color:var(--muted);font-size:13px}
    section{padding:22px 0}
    .section-head{
      display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px
    }
    .section-head p{margin:0;color:var(--muted);max-width:72ch}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .card{
      background:rgba(255,255,255,.88);border:1px solid rgba(220,228,255,.92);border-radius:22px;
      padding:20px;box-shadow:0 12px 28px rgba(34,68,140,.06);transition:.24s ease; height:100%;
    }
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(34,68,140,.11)}
    .card h3{margin:0 0 8px;font-size:18px}
    .card p{margin:0;color:var(--muted)}
    .icon{
      width:42px;height:42px;border-radius:14px;display:grid;place-items:center;margin-bottom:12px;
      background:linear-gradient(135deg, rgba(43,108,255,.12), rgba(139,92,246,.10));
      color:var(--brand);font-weight:800;
    }
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{position:relative;padding:20px 18px 18px}
    .step .num{font-size:12px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand),var(--accent));display:inline-flex;padding:7px 10px;border-radius:999px;margin-bottom:12px}
    .compare-wrap,.table-wrap{overflow:auto;border-radius:22px;border:1px solid rgba(220,228,255,.9);background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:16px 14px;border-bottom:1px solid #edf1ff;text-align:left;vertical-align:top}
    th{background:#f4f7ff;color:#22314f;font-size:14px}
    td{color:#2c3550}
    .score{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap
    }
    .stars{color:#ffb400;font-size:18px;letter-spacing:2px}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .quote{
      padding:18px;border-radius:20px;background:linear-gradient(180deg,#fff,#f8fbff);border:1px solid var(--line)
    }
    .quote .meta{margin-top:14px;display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:13px}
    .case-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
    .list{display:grid;gap:12px}
    .list-item{
      display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed #e4e9fa
    }
    .list-item:last-child{border-bottom:0}
    .bullet{width:10px;height:10px;border-radius:50%;margin-top:7px;background:linear-gradient(135deg,var(--brand),var(--accent2))}
    details{
      border:1px solid rgba(220,228,255,.92);background:rgba(255,255,255,.9);border-radius:18px;padding:16px 18px;
      box-shadow:0 10px 24px rgba(34,68,140,.05);
    }
    details+details{margin-top:12px}
    summary{cursor:pointer;font-weight:700;list-style:none}
    summary::-webkit-details-marker{display:none}
    details p{margin:12px 0 0;color:var(--muted)}
    .article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .article{padding:18px}
    .article .date{color:var(--muted);font-size:13px;margin-top:12px}
    .form-grid{
      display:grid;grid-template-columns:1fr 1fr;gap:16px
    }
    form{
      display:grid;gap:12px
    }
    .field{
      display:grid;gap:8px
    }
    label{font-size:14px;font-weight:700;color:#25314a}
    input,select,textarea{
      width:100%;border:1px solid #dce4ff;border-radius:14px;background:#fff;color:var(--text);
      padding:13px 14px;font:inherit;outline:none;transition:.2s ease;
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(43,108,255,.7);box-shadow:0 0 0 4px rgba(43,108,255,.10)}
    textarea{min-height:130px;resize:vertical}
    .aside-box{
      padding:22px;border-radius:24px;background:linear-gradient(135deg,#ffffff,#eef4ff);border:1px solid var(--line);
    }
    .contact-lines{display:grid;gap:10px;margin-top:14px}
    .contact-lines div{padding:12px 14px;border-radius:14px;background:#fff;border:1px solid var(--line)}
    .footer-links{display:flex;flex-wrap:wrap;gap:12px}
    footer{
      margin-top:18px;padding:24px 0 28px;
      background:#10192d;color:#e7edff;border-top:1px solid rgba(255,255,255,.08)
    }
    footer .container{display:grid;gap:16px}
    footer a{color:#bcd0ff}
    .footer-top{
      display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:start
    }
    .footer-card{
      border-radius:22px;padding:18px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)
    }
    .footer-card h2,.footer-card h3{margin:0 0 10px;color:#fff}
    .copyright{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:#b7c4e7;font-size:13px}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float-btn{
      width:52px;height:52px;border-radius:18px;border:1px solid rgba(220,228,255,.95);background:#fff;
      box-shadow:0 16px 32px rgba(34,68,140,.16);display:grid;place-items:center;color:var(--brand);font-weight:900
    }
    .mobile-panel{display:none}
    .reveal{opacity:0;transform:translateY(12px);transition:.6s ease}
    .reveal.in{opacity:1;transform:none}
    .mini-chip{display:inline-flex;padding:6px 10px;border-radius:999px;background:#f0f4ff;color:#274085;font-size:12px;font-weight:700}
    .img-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .img-row img{border-radius:18px;border:1px solid var(--line);box-shadow:0 12px 24px rgba(34,68,140,.08)}
    .scroll-note{font-size:13px;color:var(--muted);margin-top:10px}
    .network{
      display:grid;grid-template-columns:repeat(5,1fr);gap:10px
    }
    .network .tag{background:#fff}
    @media (max-width: 1024px){
      .hero-grid,.case-grid,.footer-top,.form-grid{grid-template-columns:1fr}
      .grid-4,.grid-3,.workflow,.quote-grid,.article-grid,.kpis,.network{grid-template-columns:repeat(2,1fr)}
      .menu{display:none}
      .burger{display:inline-grid}
      .mobile-panel{display:block;max-height:0;overflow:hidden;transition:max-height .28s ease}
      .mobile-panel.open{max-height:520px}
      .mobile-panel .menu{display:grid;gap:10px;padding:12px 0 2px}
      .mobile-panel .menu a{padding:10px 0;border-bottom:1px dashed #e3e8fb}
      .nav{align-items:center}
    }
    @media (max-width: 640px){
      .container{width:min(var(--container), calc(100% - 22px))}
      .hero-main{padding:24px}
      .kpis,.grid-4,.grid-3,.workflow,.quote-grid,.article-grid,.network{grid-template-columns:1fr}
      h1{font-size:30px}
      .lead{font-size:15px}
      .btn{width:100%}
      .nav-actions{width:100%}
      .nav{flex-wrap:wrap}
      .brand{width:100%}
      .nav-actions{flex-wrap:wrap}
      .hero-actions{display:grid;grid-template-columns:1fr}
      .floating{right:10px;bottom:10px}
      .float-btn{width:48px;height:48px}
    }