:root{
      --bg:#fffaf3;
      --bg2:#f5f7ff;
      --card:#ffffff;
      --text:#1d2433;
      --muted:#5a657a;
      --line:#e7e2d8;
      --primary:#ff5a2c;
      --primary2:#1f6fff;
      --accent:#18b87f;
      --warm:#ffcb3d;
      --shadow:0 16px 40px rgba(28,44,79,.10);
      --shadow2:0 10px 24px rgba(28,44,79,.08);
      --radius:20px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,var(--bg) 0%,#fff 26%,#fff 100%);color:var(--text)}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{max-width:var(--container);margin:0 auto;padding:0 18px}
    .topbar{position:sticky;top:0;z-index:30;background:rgba(255,250,243,.88);backdrop-filter:blur(10px);border-bottom:1px solid rgba(231,226,216,.85)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand img{width:42px;height:42px;object-fit:contain;border-radius:10px;background:#fff;border:1px solid var(--line);padding:4px}
    .brand strong{font-size:18px;letter-spacing:.5px}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .navlinks{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}
    .navlinks a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:999px;transition:.25s}
    .navlinks a:hover{background:rgba(31,111,255,.08);color:var(--primary2)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:13px 18px;font-weight:700;cursor:pointer;transition:.25s;box-shadow:none;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--primary) 0%,#ff7c4d 100%);color:#fff;box-shadow:0 10px 22px rgba(255,90,44,.24)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,90,44,.28)}
    .btn-secondary{background:#fff;color:var(--primary2);border:1px solid rgba(31,111,255,.18)}
    .btn-secondary:hover{transform:translateY(-2px);border-color:rgba(31,111,255,.34)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px}
    .hero{position:relative;overflow:hidden;padding:58px 0 28px;background:radial-gradient(circle at 15% 20%, rgba(255,90,44,.16), transparent 24%),radial-gradient(circle at 85% 18%, rgba(31,111,255,.16), transparent 22%),linear-gradient(180deg,#fff7ee 0%,#fff 100%)}
    .hero::before,.hero::after{content:"";position:absolute;border-radius:999px;filter:blur(8px);opacity:.8;pointer-events:none}
    .hero::before{width:180px;height:180px;background:rgba(255,203,61,.18);right:6%;top:24%}
    .hero::after{width:120px;height:120px;background:rgba(24,184,127,.16);left:8%;bottom:16%}
    .hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:26px;align-items:stretch}
    h1{font-size:clamp(34px,5vw,58px);line-height:1.08;margin:0 0 16px}
    .hero p{font-size:16px;line-height:1.9;color:var(--muted);margin:0 0 22px;max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0 18px}
    .hero-badges{display:flex;flex-wrap:wrap;gap:10px}
    .tag{display:inline-flex;align-items:center;gap:8px;padding:10px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 18px rgba(28,44,79,.05);font-size:13px;color:#2d3550}
    .hero-panel{background:linear-gradient(180deg,#0f1728 0%,#16243d 100%);color:#fff;border-radius:28px;padding:24px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .hero-panel::after{content:"";position:absolute;inset:auto -30px -30px auto;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle, rgba(255,90,44,.34), transparent 68%)}
    .hero-panel h2{font-size:20px;margin:0 0 10px}
    .hero-panel p{color:rgba(255,255,255,.78);margin:0 0 16px}
    .panel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}
    .stat{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:14px}
    .stat strong{display:block;font-size:22px;margin-bottom:4px;color:#fff}
    .stat span{font-size:13px;color:rgba(255,255,255,.75)}
    .section{padding:28px 0}
    .section h2{font-size:clamp(24px,3vw,36px);margin:0 0 10px}
    .section .sub{margin:0 0 22px;color:var(--muted);line-height:1.8;max-width:80ch}
    .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}
    .card{background:var(--card);border:1px solid rgba(231,226,216,.9);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow2);transition:.25s}
    .card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.8}
    .card ul{margin:0;padding-left:18px}
    .pill-list{display:flex;flex-wrap:wrap;gap:10px}
    .pill{padding:10px 12px;border-radius:999px;background:linear-gradient(135deg,#fff,#f4f7ff);border:1px solid var(--line);font-size:13px;color:#334}
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow2)}
    table{width:100%;border-collapse:collapse;min-width:860px}
    th,td{padding:16px 14px;text-align:left;border-bottom:1px solid #efefef;vertical-align:top}
    th{background:#fff8f0;color:#24314a;font-size:14px}
    td{color:#39445a}
    .rating{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}
    .rating-badge{background:linear-gradient(135deg,var(--primary2),#6f8fff);color:#fff;padding:18px;border-radius:20px;text-align:center}
    .rating-badge strong{font-size:30px;display:block;line-height:1}
    .steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .step{position:relative}
    .step .num{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),#ff8e55);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:12px}
    .timeline{display:grid;gap:14px}
    .timeline-item{display:grid;grid-template-columns:130px 1fr;gap:16px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px}
    .timeline-item strong{color:var(--primary2)}
    .reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .quote{font-size:15px;line-height:1.9;color:#3b465b}
    .quote span{display:block;margin-top:12px;color:#6b7280;font-size:13px}
    .faq{display:grid;gap:12px}
    .faq details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 18px;box-shadow:var(--shadow2)}
    .faq summary{list-style:none;cursor:pointer;padding:16px 0;font-weight:700;color:#22324d;display:flex;justify-content:space-between;gap:12px}
    .faq summary::-webkit-details-marker{display:none}
    .faq summary::after{content:"＋";color:var(--primary2);font-weight:900}
    .faq details[open] summary::after{content:"－"}
    .faq .ans{padding:0 0 16px;color:var(--muted);line-height:1.9}
    .form-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:16px}
    form{display:grid;gap:12px}
    .field{display:grid;gap:8px}
    label{font-size:14px;color:#334}
    input,select,textarea{width:100%;border:1px solid #dfe3eb;border-radius:14px;padding:13px 14px;font:inherit;background:#fff;color:#223;padding-right:14px;outline:none;transition:.2s}
    textarea{min-height:118px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(31,111,255,.55);box-shadow:0 0 0 4px rgba(31,111,255,.08)}
    .contact-box{display:grid;gap:14px}
    .contact-line{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(180deg,#fff,#fbfcff)}
    .contact-line strong{color:#223}
    .footer{margin-top:18px;background:#111827;color:#ecf1ff;padding:28px 0 24px}
    .footer a{color:#fff}
    .footer .sub{color:rgba(255,255,255,.72)}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px;align-items:start}
    .footer small{display:block;color:rgba(255,255,255,.66);line-height:1.8}
    .floating{position:fixed;right:16px;bottom:18px;z-index:40;display:grid;gap:10px}
    .floating a,.floating button{width:52px;height:52px;border-radius:16px;border:0;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow);background:#fff;color:#24314a}
    .floating .hot{background:linear-gradient(135deg,var(--primary),#ff8e55);color:#fff}
    .mobile-only{display:none}
    .article-list{display:grid;gap:12px}
    .article-list a{display:flex;justify-content:space-between;gap:16px;padding:14px 16px;border:1px solid var(--line);border-radius:16px;background:#fff}
    .article-list span{color:var(--muted)}
    .customer-network{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .mini-box{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}
    .scroll-x{overflow:auto}
    .reveal{opacity:0;transform:translateY(14px);transition:.55s ease}
    .reveal.show{opacity:1;transform:none}
    @media (max-width: 980px){
      .hero-grid,.form-grid,.footer-grid{grid-template-columns:1fr}
      .grid-4,.grid-3,.steps,.reviews,.customer-network{grid-template-columns:repeat(2,minmax(0,1fr))}
      .timeline-item{grid-template-columns:1fr}
      .navlinks{display:none}
      .menu-btn{display:inline-flex}
      .mobile-only{display:block}
      .nav-cta .btn-secondary{display:none}
    }
    @media (max-width: 640px){
      .hero{padding-top:34px}
      .grid-4,.grid-3,.steps,.reviews,.customer-network{grid-template-columns:1fr}
      .panel-grid{grid-template-columns:1fr}
      .btn{width:100%}
      .hero-actions{flex-direction:column}
      .nav{min-height:66px}
      .brand strong{font-size:16px}
      .contact-line{flex-direction:column;align-items:flex-start}
      .floating{right:12px;bottom:12px}
    }
    .mobile-drawer{display:none;padding:0 0 16px}
    .mobile-drawer.open{display:block}
    .mobile-drawer a{display:block;padding:12px 0;border-top:1px solid rgba(231,226,216,.75);color:#334}