:root{
      --bg:#fff9ea;
      --bg2:#fffdf7;
      --card:#ffffff;
      --text:#1f2733;
      --muted:#667085;
      --line:#f0d77b;
      --accent:#ffbf00;
      --accent2:#ff8a00;
      --shadow:0 18px 40px rgba(115,82,0,.12);
      --radius:22px;
      --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(255,191,0,.18), transparent 30%),
        radial-gradient(circle at 85% 12%, rgba(255,138,0,.12), transparent 24%),
        linear-gradient(180deg, #fff9ea 0%, #fffef8 38%, #fffdf6 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .site-header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(180%) blur(16px);
      background:rgba(255,251,237,.82);
      border-bottom:1px solid rgba(240,215,123,.45);
    }
    .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:40px;height:40px;object-fit:contain}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
    .nav-links{display:flex; align-items:center; gap:18px; flex-wrap:wrap}
    .nav-links a{font-size:14px;color:#394150;padding:8px 10px;border-radius:999px}
    .nav-links a:hover{background:rgba(255,191,0,.12); color:#1c2430}
    .nav-actions{display:flex; align-items:center; gap:10px}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      border:1px solid transparent; border-radius:999px;
      padding:12px 18px; font-weight:700; cursor:pointer;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-1px); box-shadow:0 12px 24px rgba(255,138,0,.18)}
    .btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2)); color:#2a1a00}
    .btn-ghost{background:#fff7cf; color:#3a2a00; border-color:#f3d86e}
    .menu-btn{display:none;background:#fff7cf;border:1px solid #f3d86e;color:#3a2a00}
    .hero{
      padding:34px 0 18px;
    }
    .hero-grid{
      display:grid; grid-template-columns:1.15fr .85fr; gap:22px; align-items:stretch;
    }
    .hero-main, .hero-side, .card, .panel{
      background:rgba(255,255,255,.92);
      border:1px solid rgba(240,215,123,.8);
      box-shadow:var(--shadow);
      border-radius:var(--radius);
    }
    .hero-main{padding:30px; position:relative; overflow:hidden}
    .hero-main:before{
      content:""; position:absolute; inset:-20% -10% auto auto; width:280px; height:280px;
      background:radial-gradient(circle, rgba(255,191,0,.18), transparent 68%);
      pointer-events:none;
    }
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px; border-radius:999px;
      background:rgba(255,191,0,.14); color:#6a4a00;
      font-size:13px; font-weight:700;
    }
    h1{
      margin:16px 0 14px;
      font-size:clamp(32px, 4vw, 56px);
      line-height:1.05;
      letter-spacing:-.03em;
    }
    .lead{font-size:17px; line-height:1.8; color:#44505f; max-width:56ch}
    .hero-cta{display:flex; flex-wrap:wrap; gap:12px; margin-top:22px}
    .hero-points{
      display:grid; grid-template-columns:repeat(2, minmax(0, 1fr)); gap:12px; margin-top:22px
    }
    .point{
      padding:14px 16px; border-radius:18px; background:#fffdf1; border:1px solid #f5e1a0
    }
    .point b{display:block; font-size:16px}
    .point span{display:block; margin-top:5px; font-size:13px; color:var(--muted); line-height:1.6}
    .hero-side{padding:22px; display:flex; flex-direction:column; gap:16px}
    .hero-badge{
      border-radius:18px; padding:16px; background:linear-gradient(180deg,#fff8d7,#fffef6);
      border:1px solid #f2dd99
    }
    .hero-badge h2{margin:0 0 8px; font-size:18px}
    .hero-badge p{margin:0; color:#586273; line-height:1.7; font-size:14px}
    .side-links{display:grid; gap:10px}
    .side-links a{
      padding:12px 14px; background:#fffdfa; border:1px solid #f2e4b6; border-radius:16px;
      display:flex; align-items:center; justify-content:space-between; color:#34404f;
    }
    .section{padding:14px 0 6px}
    .section-head{display:flex; align-items:end; justify-content:space-between; gap:16px; margin:24px 0 14px}
    .section-head h2{margin:0; font-size:28px}
    .section-head p{margin:0; color:var(--muted); line-height:1.7}
    .grid-4{display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:16px}
    .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}
    .metric, .service, .step, .review, .article, .case, .faq-item, .price, .timeline-item, .network-item{
      padding:18px; border-radius:20px; background:rgba(255,255,255,.92); border:1px solid rgba(240,215,123,.8); box-shadow:0 10px 28px rgba(98,73,0,.08)
    }
    .metric b{display:block; font-size:30px; line-height:1; margin-bottom:8px; color:#242b36}
    .metric span{display:block; font-size:14px; color:var(--muted); line-height:1.7}
    .tag-cloud{display:flex; flex-wrap:wrap; gap:10px}
    .tag-cloud span{padding:8px 12px; background:#fff9df; border:1px solid #efd97f; border-radius:999px; font-size:13px; color:#5b4504}
    .service h3, .step h3, .case h3, .article h3, .review h3, .faq-item summary, .price h3{margin:0 0 10px; font-size:18px}
    .service p, .step p, .case p, .article p, .review p, .price p, .timeline-item p, .network-item p{margin:0; color:#55606f; line-height:1.75; font-size:14px}
    .service ul, .case ul, .price ul{margin:12px 0 0; padding-left:18px; color:#4d5867; line-height:1.7}
    .section-soft{
      background:linear-gradient(180deg, rgba(255,248,214,.55), rgba(255,255,255,0));
      border-top:1px solid rgba(240,215,123,.35);
      border-bottom:1px solid rgba(240,215,123,.35);
      margin:18px 0;
    }
    .flow{
      display:grid; grid-template-columns:repeat(5, minmax(0,1fr)); gap:14px
    }
    .step{position:relative}
    .step:after{
      content:""; position:absolute; right:-10px; top:26px; width:18px; height:2px; background:#f2d86f;
    }
    .step:last-child:after{display:none}
    .step .n{display:inline-flex; width:30px; height:30px; align-items:center; justify-content:center; border-radius:50%; background:#ffefb0; color:#6c4b00; font-weight:800; margin-bottom:12px}
    .table-wrap{overflow:auto; border-radius:20px; border:1px solid rgba(240,215,123,.8); background:#fffdf7; box-shadow:var(--shadow)}
    table{width:100%; border-collapse:collapse; min-width:860px}
    th,td{padding:14px 16px; text-align:left; border-bottom:1px solid #f2e5bf; vertical-align:top; font-size:14px}
    th{background:#fff6c9; color:#3c2e00}
    tr:last-child td{border-bottom:none}
    .rating{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin:6px 0 14px
    }
    .stars{color:#ffac00; font-size:20px; letter-spacing:2px}
    .accordion{display:grid; gap:12px}
    .faq-item summary{
      list-style:none; cursor:pointer; display:flex; align-items:center; justify-content:space-between; gap:14px
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item .ans{padding-top:12px; color:#55606f; line-height:1.75; font-size:14px}
    .faq-item[open]{box-shadow:0 16px 32px rgba(98,73,0,.12)}
    .form{
      display:grid; gap:14px
    }
    .fields{display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:14px}
    label{display:block; font-size:13px; font-weight:700; color:#384252; margin-bottom:8px}
    input, select, textarea{
      width:100%; border:1px solid #e8d48b; background:#fffef9; color:#1f2733;
      border-radius:14px; padding:13px 14px; font:inherit; outline:none;
    }
    textarea{min-height:120px; resize:vertical}
    input:focus, select:focus, textarea:focus{border-color:#ffbf00; box-shadow:0 0 0 4px rgba(255,191,0,.15)}
    .submit-row{display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:12px}
    .note{font-size:13px; color:var(--muted); line-height:1.7}
    .footer{
      margin-top:18px; padding:26px 0 18px; border-top:1px solid rgba(240,215,123,.6);
      background:#fff8de; color:#2b3441;
    }
    .footer a{color:#234; text-decoration:none}
    .footer-grid{display:grid; grid-template-columns:1.2fr .8fr .8fr; gap:18px; align-items:start}
    .footer small{color:#596477; line-height:1.7; display:block}
    .footer-links{display:flex; flex-wrap:wrap; gap:10px}
    .footer-links a{padding:8px 12px; border-radius:999px; background:#fffdf3; border:1px solid #efdb99}
    .floating{
      position:fixed; right:16px; bottom:16px; z-index:60; display:grid; gap:10px
    }
    .float-btn{
      width:52px;height:52px;border-radius:50%; display:flex; align-items:center; justify-content:center;
      background:linear-gradient(135deg,#ffcf40,#ff9800); color:#241500; font-weight:900;
      box-shadow:0 16px 28px rgba(255,147,0,.22);
      border:1px solid rgba(255,255,255,.35)
    }
    .float-panel{
      position:fixed; right:16px; bottom:82px; z-index:59; width:min(320px, calc(100vw - 32px));
      background:#fffdf7; border:1px solid #efd97f; box-shadow:var(--shadow); border-radius:20px; padding:16px; display:none
    }
    .float-panel.open{display:block}
    .qr{display:flex; gap:14px; align-items:center}
    .qr img{width:96px;height:96px;object-fit:cover;border-radius:14px;border:1px solid #efdb99;background:#fff}
    .reveal{opacity:0; transform:translateY(14px); transition:opacity .6s ease, transform .6s ease}
    .reveal.show{opacity:1; transform:none}
    .mobile-only{display:none}
    .hidden-menu{display:flex}
    .muted{color:var(--muted)}
    .timeline{display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:14px}
    .article-list{display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:16px}
    .mini-list{display:grid; gap:10px}
    .mini-item{padding:12px 14px; border-radius:14px; background:#fffdf8; border:1px solid #f1de9a}
    .case img{width:100%; aspect-ratio:16/9; object-fit:cover; border-radius:16px; margin-bottom:12px; border:1px solid #eedb9c}
    @media (max-width: 1100px){
      .grid-4,.grid-3,.grid-2,.flow,.timeline,.article-list,.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .hero-grid{grid-template-columns:1fr}
      .flow .step:after{display:none}
    }
    @media (max-width: 760px){
      .nav-links{display:none}
      .nav-links.show{display:flex; position:absolute; left:16px; right:16px; top:76px; padding:12px; background:#fffdf7; border:1px solid #efdb99; border-radius:18px; flex-direction:column; align-items:flex-start; gap:6px; box-shadow:var(--shadow)}
      .menu-btn{display:inline-flex}
      .nav-actions .btn-ghost{display:none}
      .hero-main{padding:22px}
      .hero-points,.grid-4,.grid-3,.grid-2,.fields,.footer-grid,.flow,.timeline,.article-list{grid-template-columns:1fr}
      .section-head{flex-direction:column; align-items:flex-start}
      .mobile-only{display:block}
      .hidden-menu{display:none}
      h1{font-size:30px}
    }
    .pill-row{display:flex; flex-wrap:wrap; gap:10px}
    .pill-row span{padding:7px 10px; border-radius:999px; background:#fff3c3; border:1px solid #efd96b; font-size:12px; color:#674700}
    .anchor-space{scroll-margin-top:92px}