:root{
      --bg:#f5f7fc;
      --bg2:#eef4ff;
      --card:#ffffff;
      --text:#17304d;
      --muted:#5b6b82;
      --line:#dce6f2;
      --brand:#4a72ff;
      --brand2:#ff7a59;
      --brand3:#22c1c3;
      --shadow:0 18px 48px rgba(20, 48, 88, .10);
      --radius:22px;
      --radius-sm:16px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(74,114,255,.10), transparent 28%),
        radial-gradient(circle at top right, rgba(255,122,89,.10), transparent 24%),
        linear-gradient(180deg, var(--bg) 0%, #ffffff 38%, #f7f9fe 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{
      width:min(var(--max), calc(100% - 32px));
      margin:0 auto;
    }
    .skip{position:absolute;left:-9999px;top:auto}
    header{
      position:sticky;top:0;z-index:30;
      backdrop-filter:saturate(180%) blur(14px);
      background:rgba(245,247,252,.78);
      border-bottom:1px solid rgba(220,230,242,.8);
    }
    .topbar{
      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-wrap{
      width:42px;height:42px;border-radius:14px;overflow:hidden;
      background:#fff;box-shadow:var(--shadow);flex:0 0 auto;
      display:flex;align-items:center;justify-content:center;padding:6px;
    }
    .brand h2{margin:0;font-size:18px;line-height:1.1}
    .brand p{margin:4px 0 0;color:var(--muted);font-size:12px}
    .nav-toggle{
      display:none;border:1px solid var(--line);background:#fff;color:var(--text);
      padding:10px 12px;border-radius:12px;cursor:pointer;
    }
    nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
    .nav-links a{
      padding:8px 10px;border-radius:999px;color:var(--muted);font-size:13px;
      transition:.25s ease;
    }
    .nav-links a:hover,.nav-links a:focus{color:var(--text);background:#fff;box-shadow:0 8px 24px rgba(20,48,88,.08)}
    .home-link{
      padding:10px 14px;border-radius:999px;font-weight:700;color:#fff;
      background:linear-gradient(135deg,var(--brand),#6d8dff);
      box-shadow:0 14px 30px rgba(74,114,255,.28);
      white-space:nowrap;
    }
    .hero{
      padding:28px 0 14px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.28fr .72fr;gap:22px;align-items:stretch;
    }
    .hero-main,.hero-side,.section-card,.info-card,.review-card,.price-card,.faq-item,.article-card,.timeline-card,.form-card,.case-card,.compare-card,.service-card,.feature-card{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(220,230,242,.9);
      box-shadow:var(--shadow);
      border-radius:var(--radius);
    }
    .hero-main{
      padding:30px;position:relative;overflow:hidden;
    }
    .hero-main::before,.hero-main::after{
      content:"";position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none;
    }
    .hero-main::before{width:240px;height:240px;background:radial-gradient(circle, rgba(74,114,255,.16), transparent 65%);right:-60px;top:-70px}
    .hero-main::after{width:180px;height:180px;background:radial-gradient(circle, rgba(255,122,89,.14), transparent 65%);left:-40px;bottom:-60px}
    .badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
    .badge{
      display:inline-flex;align-items:center;gap:6px;
      padding:8px 12px;border-radius:999px;
      background:linear-gradient(135deg, rgba(74,114,255,.12), rgba(34,193,195,.12));
      color:#32527d;font-size:13px;font-weight:600;
      border:1px solid rgba(74,114,255,.10);
    }
    h1{margin:0 0 14px;font-size:clamp(30px,4vw,54px);line-height:1.05;letter-spacing:-.02em}
    .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}
    .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;cursor:pointer;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),#6b87ff);color:#fff;box-shadow:0 16px 28px rgba(74,114,255,.26)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .btn:hover{transform:translateY(-2px)}
    .hero-stats{
      display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:24px
    }
    .stat{
      padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff, #f7faff);border:1px solid #e3ebf6
    }
    .stat strong{display:block;font-size:24px;line-height:1.1}
    .stat span{display:block;color:var(--muted);margin-top:6px;font-size:13px;line-height:1.5}
    .hero-side{padding:22px;display:flex;flex-direction:column;gap:16px}
    .side-panel{
      padding:18px;border-radius:18px;background:linear-gradient(180deg,#f8fbff,#ffffff);border:1px solid #e3ebf6
    }
    .side-panel h3{margin:0 0 10px;font-size:18px}
    .mini-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .mini-list li{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:14px;line-height:1.6}
    .dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--brand2),var(--brand3));margin-top:6px;flex:0 0 auto}
    .section{padding:16px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin:0 0 16px}
    .section-head h2{margin:0;font-size:clamp(22px,2.8vw,34px)}
    .section-head p{margin:0;color:var(--muted);max-width:60ch;line-height:1.7}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .section-card,.service-card,.feature-card,.compare-card,.case-card,.article-card,.review-card,.price-card,.timeline-card,.form-card{padding:20px}
    .icon{
      width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(74,114,255,.14), rgba(255,122,89,.14));
      margin-bottom:14px;font-size:20px
    }
    h3{margin:0 0 10px;font-size:18px}
    p{line-height:1.75}
    .muted{color:var(--muted)}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{
      padding:8px 12px;border-radius:999px;border:1px solid #dfe7f2;background:#fff;color:#385472;font-size:13px
    }
    .timeline{display:grid;gap:12px}
    .timeline-item{
      display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:flex-start;
      padding:14px;border-radius:16px;background:#fff;border:1px solid #e6edf7
    }
    .time-dot{width:14px;height:14px;border-radius:50%;margin-top:5px;background:linear-gradient(135deg,var(--brand),var(--brand3))}
    .table-wrap{overflow:auto;border-radius:18px;border:1px solid #e2eaf4;background:#fff}
    table{width:100%;border-collapse:collapse;min-width:780px}
    th,td{padding:14px 16px;border-bottom:1px solid #edf2f8;text-align:left;vertical-align:top}
    th{background:#f8fbff;color:#27415f;font-size:14px}
    td{color:#41586f;font-size:14px}
    .score{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
      background:linear-gradient(135deg, rgba(255,122,89,.12), rgba(74,114,255,.12));
      font-weight:700;color:#2d4663
    }
    .compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .compare-point{
      padding:16px;border:1px solid #e4ebf5;border-radius:16px;background:linear-gradient(180deg,#fff,#f9fbff)
    }
    .compare-point strong{display:block;margin-bottom:6px}
    .review-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
    .stars{color:#ff9f1a;font-size:18px;letter-spacing:1px}
    .articles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .article-card h3{margin-bottom:8px}
    .article-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
    .article-meta span{padding:6px 10px;border-radius:999px;background:#f1f6ff;color:#48617d;font-size:12px}
    .faq{
      display:grid;gap:12px
    }
    .faq-item summary{
      list-style:none;cursor:pointer;padding:18px 20px;font-weight:700;display:flex;justify-content:space-between;gap:16px
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item .answer{padding:0 20px 18px;color:var(--muted);line-height:1.8}
    .faq-item[open]{border-color:#cfdcf0;box-shadow:0 16px 34px rgba(20,48,88,.08)}
    .faq-item .mark{color:var(--brand);font-size:20px;line-height:1}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    label{display:block;font-size:13px;font-weight:700;color:#38536f;margin-bottom:8px}
    input,select,textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid #d8e3ef;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:#8fb1ff;box-shadow:0 0 0 4px rgba(74,114,255,.10)}
    .full{grid-column:1 / -1}
    .submit-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:12px}
    .note{font-size:13px;color:var(--muted);line-height:1.7}
    .contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:start}
    .contact-box{
      padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff,#f8fbff);border:1px solid #e2ebf6
    }
    .contact-line{display:grid;gap:10px;margin-top:12px}
    .contact-item{display:flex;align-items:center;gap:10px;color:#41586f}
    .qr{
      width:160px;height:auto;border-radius:18px;border:1px solid #e3ebf6;box-shadow:0 10px 24px rgba(20,48,88,.08)
    }
    footer{
      margin-top:20px;padding:22px 0 26px;
      background:linear-gradient(180deg,#edf3ff,#e7efff);
      border-top:1px solid #d6e1f2;color:#18314d;
    }
    footer a{color:#173c88}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:start}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{
      display:inline-flex;padding:8px 12px;border-radius:999px;background:#fff;border:1px solid #d9e4f1;color:#36506b
    }
    .float-tools{
      position:fixed;right:16px;bottom:16px;z-index:40;display:grid;gap:10px
    }
    .float-btn{
      width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--brand),#6d8dff);color:#fff;box-shadow:0 16px 30px rgba(74,114,255,.28);
      border:none;cursor:pointer;font-size:18px
    }
    .customer-entry{
      position:fixed;left:16px;bottom:16px;z-index:40;
      background:#fff;border:1px solid #dfe8f3;border-radius:18px;box-shadow:var(--shadow);
      overflow:hidden;max-width:290px
    }
    .customer-entry header{
      position:static;background:#fff;border:none;backdrop-filter:none
    }
    .customer-entry .head{
      padding:12px 14px;background:linear-gradient(135deg,#fff6f2,#f3f7ff);display:flex;align-items:center;justify-content:space-between;gap:10px
    }
    .customer-entry .body{padding:12px 14px;display:grid;gap:10px}
    .customer-entry .tiny{font-size:12px;color:var(--muted);line-height:1.6}
    .customer-entry .mini-actions{display:flex;gap:8px;flex-wrap:wrap}
    .pill{
      display:inline-flex;align-items:center;justify-content:center;padding:8px 10px;border-radius:999px;
      background:#f2f6ff;border:1px solid #dce6f2;font-size:12px;color:#36506b
    }
    .reveal{opacity:0;transform:translateY(16px);transition:all .55s ease}
    .reveal.visible{opacity:1;transform:none}
    @media (max-width: 1024px){
      .hero-grid,.contact-grid,.footer-grid{grid-template-columns:1fr}
      .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width: 760px){
      .topbar{flex-wrap:wrap}
      .nav-toggle{display:inline-flex}
      nav{width:100%;display:none;flex-direction:column;align-items:stretch}
      nav.open{display:flex}
      .nav-links{flex-direction:column;align-items:stretch}
      .nav-links a,.home-link{text-align:center}
      .grid-3,.grid-4,.articles,.compare-grid,.form-grid{grid-template-columns:1fr}
      .hero-main{padding:22px}
      .hero-stats{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .customer-entry{max-width:calc(100% - 32px)}
    }