:root{
      --bg:#f7f4ef;
      --bg2:#eef2f7;
      --card:#ffffff;
      --text:#1d2633;
      --muted:#5c6778;
      --line:#d9e0ea;
      --primary:#3f63ff;
      --primary2:#8a5cf6;
      --accent:#0ea5a8;
      --warm:#f5b35e;
      --shadow:0 16px 40px rgba(29,38,51,.08);
      --shadow2:0 10px 24px rgba(63,99,255,.12);
      --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(63,99,255,.10), transparent 26%),
        radial-gradient(circle at 85% 10%, rgba(138,92,246,.10), transparent 24%),
        linear-gradient(180deg, #fbfaf7 0%, #f5f7fb 46%, #f7f4ef 100%);
      line-height:1.7;
      overflow-x:hidden;
    }
    a{color:var(--primary);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:30;
      backdrop-filter:blur(16px);
      background:rgba(247,244,239,.82);
      border-bottom:1px solid rgba(217,224,234,.75);
    }
    .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;border:1px solid var(--line);padding:4px;box-shadow:var(--shadow);
    }
    .brand h2{margin:0;font-size:18px;line-height:1.2}
    .brand p{margin:2px 0 0;color:var(--muted);font-size:12px}
    .nav-links{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:10px}
    .nav-links a,.nav-links button{
      border:1px solid var(--line);background:#fff;color:var(--text);
      padding:10px 14px;border-radius:999px;font-size:14px;cursor:pointer;
      transition:.25s ease;box-shadow:0 4px 12px rgba(29,38,51,.04);
    }
    .nav-links a:hover,.nav-links button:hover{transform:translateY(-1px);border-color:rgba(63,99,255,.35);box-shadow:var(--shadow2)}
    .menu-toggle{display:none}
    .hero{
      position:relative;padding:44px 0 24px;overflow:hidden;
    }
    .hero::before{
      content:"";position:absolute;inset:18px auto auto 50%;transform:translateX(-50%);
      width:min(920px,96vw);height:320px;border-radius:40px;
      background:
        radial-gradient(circle at 20% 20%, rgba(63,99,255,.18), transparent 28%),
        radial-gradient(circle at 80% 0%, rgba(138,92,246,.18), transparent 24%),
        linear-gradient(135deg, rgba(255,255,255,.75), rgba(238,242,247,.85));
      border:1px solid rgba(217,224,234,.9);
      box-shadow:var(--shadow);
      z-index:-1;
    }
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:stretch}
    .hero-copy,.hero-panel,.section-card,.info-card,.review-card,.price-card,.faq-card,.form-card,.timeline-card,.compare-card{
      background:rgba(255,255,255,.86);border:1px solid rgba(217,224,234,.95);border-radius:var(--radius2);box-shadow:var(--shadow);
    }
    .hero-copy{padding:34px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;background:rgba(63,99,255,.08);color:var(--primary);
      font-size:13px;font-weight:700;
    }
    h1{margin:16px 0 14px;font-size:clamp(32px,5vw,52px);line-height:1.08;letter-spacing:-.03em}
    .lead{margin:0;color:var(--muted);font-size:16px;max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:13px 18px;border-radius:14px;font-weight:700;border:1px solid transparent;cursor:pointer;
      transition:.24s ease;min-height:46px
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 14px 26px rgba(63,99,255,.22)}
    .btn-primary:hover{transform:translateY(-2px)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .btn-secondary:hover{border-color:rgba(63,99,255,.35);transform:translateY(-2px)}
    .hero-panel{padding:24px;display:grid;gap:14px;align-content:start}
    .hero-stat{padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff, #f7f9fc);border:1px solid var(--line)}
    .stat-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .stat{padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .stat strong{display:block;font-size:24px;line-height:1.1}
    .stat span{font-size:13px;color:var(--muted)}
    .section{padding:18px 0}
    .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:16px}
    .section-head h2{margin:0;font-size:28px;line-height:1.2}
    .section-head p{margin:0;color:var(--muted);max-width:66ch}
    .section-card{padding:24px}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .info-card,.review-card,.price-card,.faq-card,.timeline-card,.compare-card{padding:20px}
    .info-card h3,.review-card h3,.price-card h3,.timeline-card h3,.compare-card h3{margin:0 0 8px;font-size:18px}
    .info-card p,.review-card p,.price-card p,.timeline-card p,.compare-card p{margin:0;color:var(--muted)}
    .chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
    .chip{padding:8px 12px;border-radius:999px;background:#f5f8ff;border:1px solid #dce5ff;color:#2d4ddb;font-size:13px}
    .icon-box{
      width:44px;height:44px;border-radius:14px;display:grid;place-items:center;margin-bottom:12px;
      background:linear-gradient(135deg, rgba(63,99,255,.12), rgba(138,92,246,.12));color:var(--primary);font-size:20px;font-weight:800;
    }
    .process{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
    .step{padding:18px;border-radius:18px;background:#fff;border:1px solid var(--line);position:relative}
    .step .n{font-size:12px;color:var(--primary);font-weight:800;margin-bottom:10px}
    .step h3{margin:0 0 8px;font-size:16px}
    .step p{margin:0;color:var(--muted);font-size:14px}
    .table-wrap{overflow:auto;border-radius:18px;border:1px solid var(--line)}
    table{width:100%;border-collapse:collapse;min-width:820px;background:#fff}
    th,td{padding:14px 16px;border-bottom:1px solid #edf1f6;text-align:left;vertical-align:top}
    th{background:#f8faff;font-size:14px}
    .good{color:#11806a;font-weight:700}
    .highlight{color:#1f4aff;font-weight:800}
    .rating{display:flex;align-items:center;gap:10px;margin:10px 0 12px}
    .stars{letter-spacing:2px;color:#f5a623;font-size:18px}
    .faq-list details{
      border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden
    }
    .faq-list summary{
      cursor:pointer;list-style:none;padding:16px 18px;font-weight:700;display:flex;justify-content:space-between;gap:14px
    }
    .faq-list summary::-webkit-details-marker{display:none}
    .faq-list .ans{padding:0 18px 16px;color:var(--muted)}
    .meta-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
    .quote{padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff, #f7f9ff);border:1px solid var(--line)}
    .quote strong{display:block;margin-bottom:8px}
    .articles a{display:flex;justify-content:space-between;gap:12px;padding:14px 0;border-bottom:1px dashed #e4e8f0;color:var(--text)}
    .articles a:last-child{border-bottom:0}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:8px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#344055;font-size:13px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .field{display:flex;flex-direction:column;gap:8px}
    label{font-size:14px;font-weight:700}
    input,select,textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--text);
      font:inherit;outline:none;transition:.2s ease
    }
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(63,99,255,.55);box-shadow:0 0 0 4px rgba(63,99,255,.08)}
    .footer{
      margin-top:14px;padding:24px 0 30px;border-top:1px solid rgba(217,224,234,.9);
      background:linear-gradient(180deg, rgba(246,248,252,.35), rgba(247,244,239,.95));
      color:var(--text);
    }
    .footer a{color:#2847d1}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    .footer small{color:var(--muted)}
    .links-inline{display:flex;flex-wrap:wrap;gap:10px}
    .links-inline a,.links-inline span{padding:8px 10px;border-radius:999px;background:#fff;border:1px solid var(--line)}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:40;display:grid;gap:10px
    }
    .floating a,.floating button{
      width:52px;height:52px;border-radius:16px;border:0;background:#fff;box-shadow:var(--shadow);display:grid;place-items:center;cursor:pointer
    }
    .floating .to-top{color:var(--primary);font-size:18px}
    .floating .service{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff}
    .contact-panel{
      position:fixed;left:16px;bottom:16px;z-index:39;max-width:320px;display:none;
      background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);overflow:hidden
    }
    .contact-panel.active{display:block}
    .contact-panel .head{padding:14px 16px;background:linear-gradient(135deg, rgba(63,99,255,.10), rgba(138,92,246,.10));font-weight:800}
    .contact-panel .body{padding:16px;display:grid;gap:10px}
    .contact-panel .qr{width:100%;border-radius:16px;border:1px solid var(--line)}
    .muted{color:var(--muted)}
    .reveal{opacity:0;transform:translateY(18px);transition:.65s ease}
    .reveal.show{opacity:1;transform:none}
    .service-net,.timeline-list{display:grid;gap:12px}
    .timeline-item{display:grid;grid-template-columns:92px 1fr;gap:14px;align-items:start;padding:14px;border-radius:16px;background:#fff;border:1px solid var(--line)}
    .timeline-item .t{font-weight:800;color:var(--primary)}
    .reviews-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .review-card .role{font-size:13px;color:var(--primary);font-weight:800;margin-bottom:8px}
    .home-link{font-weight:800}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.meta-grid,.footer-grid,.reviews-grid,.process{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .menu-toggle{display:inline-flex}
      .nav-links{display:none;width:100%;padding-top:10px}
      .nav-links.open{display:flex}
      .nav{flex-wrap:wrap}
      .brand{flex:1}
    }
    @media (max-width: 640px){
      .container{width:min(var(--container),calc(100% - 24px))}
      .hero-copy,.hero-panel,.section-card{padding:20px}
      h1{font-size:30px}
      .form-grid{grid-template-columns:1fr}
      .stat-row{grid-template-columns:1fr}
      .timeline-item{grid-template-columns:1fr}
    }