:root{
      --bg:#fffdf4;
      --bg2:#fff7dd;
      --card:#ffffff;
      --line:#eadfba;
      --text:#1f2430;
      --muted:#616b7b;
      --brand:#f4b500;
      --brand2:#ffcc33;
      --accent:#0f7b8d;
      --shadow:0 18px 50px rgba(80,64,0,.10);
      --radius:22px;
      --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(255,204,51,.18), transparent 30%),
        radial-gradient(circle at 85% 10%, rgba(15,123,141,.08), transparent 28%),
        linear-gradient(180deg, var(--bg) 0%, #fff 45%, var(--bg2) 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    .topbar,.nav,.hero,.section,.footer{position:relative}
    .topbar{
      background:rgba(255,255,255,.78);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(234,223,186,.75);
      z-index:20;
    }
    .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:44px;height:44px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);box-shadow:0 10px 25px rgba(0,0,0,.05)}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .menu-toggle{
      display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;color:var(--text)
    }
    .menu{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}
    .menu a{font-size:14px;color:var(--text);padding:8px 10px;border-radius:999px}
    .menu a:hover,.menu a:focus{background:rgba(244,181,0,.12);color:#000}
    .home-btn{
      background:linear-gradient(135deg,var(--brand),var(--brand2));
      color:#2b2200 !important;font-weight:700;padding:11px 16px;border-radius:999px;box-shadow:0 10px 24px rgba(244,181,0,.28)
    }
    .hero{
      padding:36px 0 22px;
      overflow:hidden;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:stretch;
    }
    .hero-main,.hero-side,.card,.metric,.service,.step,.review,.article,.faq-item,.compare,.formbox,.timeline,.tagbox,.pricebox{
      background:rgba(255,255,255,.82);
      border:1px solid rgba(234,223,186,.9);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-main{padding:34px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
      background:rgba(244,181,0,.12);color:#6e5300;font-size:13px;font-weight:700
    }
    h1{margin:16px 0 14px;font-size:clamp(32px,4vw,54px);line-height:1.1;letter-spacing:-.02em}
    .lead{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .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}
    .btn-primary{background:linear-gradient(135deg,#ffce2d,#f4b500);color:#2b2200;box-shadow:0 12px 24px rgba(244,181,0,.25)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .hero-mini{
      margin-top:22px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px
    }
    .mini{
      padding:14px;border-radius:18px;background:linear-gradient(180deg,#fff,rgba(255,248,220,.8));border:1px solid var(--line)
    }
    .mini b{display:block;font-size:18px}
    .mini span{font-size:12px;color:var(--muted)}
    .hero-side{padding:24px;display:grid;gap:16px;align-content:start}
    .badge-row{display:flex;flex-wrap:wrap;gap:10px}
    .badge{padding:8px 10px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12px;color:#4a5568}
    .side-card{padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff,rgba(255,250,235,.9));border:1px solid var(--line)}
    .side-card h3{margin:0 0 8px;font-size:18px}
    .side-card p{margin:0;color:var(--muted);line-height:1.75;font-size:14px}
    .section{padding:18px 0 4px}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin:22px 0 14px}
    .section-head h2{margin:0;font-size:28px}
    .section-head p{margin:0;color:var(--muted);max-width:64ch;line-height:1.7}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric,.service,.step,.review,.article,.faq-item,.compare,.formbox,.timeline,.tagbox,.pricebox{padding:20px}
    .metric h3,.service h3,.step h3{margin:0 0 8px;font-size:18px}
    .metric p,.service p,.step p,.article p,.review p,.pricebox p{margin:0;color:var(--muted);line-height:1.75}
    .metric .num{font-size:30px;font-weight:800;color:#0f172a;margin-bottom:6px}
    .services{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .service{min-height:100%}
    .service ul{margin:12px 0 0;padding:0;list-style:none;display:grid;gap:10px}
    .service li{padding:10px 12px;background:#fff;border:1px solid #efe4bf;border-radius:12px;color:#364152;font-size:14px}
    .two-col{display:grid;grid-template-columns:1.05fr .95fr;gap:16px;align-items:start}
    .stack{display:grid;gap:16px}
    .table-wrap{overflow:auto;border-radius:18px;border:1px solid var(--line)}
    table{width:100%;border-collapse:collapse;min-width:760px;background:#fff}
    th,td{padding:14px 12px;border-bottom:1px solid #f0e7c4;text-align:left;font-size:14px;vertical-align:top}
    th{background:#fff9df;color:#5b4600}
    tr:hover td{background:#fffdf3}
    .rating{font-size:18px;font-weight:800;color:#9a6a00}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{position:relative}
    .step .index{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:rgba(244,181,0,.14);color:#7a5a00;font-weight:800;margin-bottom:10px}
    .cases{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .case-img{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff}
    .case-img img{width:100%;height:auto}
    .list-links{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .article{display:flex;flex-direction:column;gap:10px}
    .article .meta{font-size:12px;color:var(--muted)}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review .role{font-size:13px;color:#8a6b00;font-weight:700;margin-bottom:8px}
    .faq-list{display:grid;gap:12px}
    .faq-item{padding:0;overflow:hidden}
    .faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 20px;background:#fff;border:0;font:inherit;color:var(--text);text-align:left}
    .faq-q span{font-weight:700}
    .faq-a{display:none;padding:0 20px 18px;color:var(--muted);line-height:1.8}
    .faq-item.active .faq-a{display:block}
    .faq-item.active .chev{transform:rotate(180deg)}
    .chev{transition:transform .22s ease}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    label{display:block;font-size:13px;color:#485160;font-weight:700;margin-bottom:8px}
    input,select,textarea{
      width:100%;border:1px solid #e4d7ae;border-radius:14px;background:#fff;padding:13px 14px;font:inherit;color:var(--text);
      outline:none;transition:border-color .2s,box-shadow .2s,transform .2s
    }
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#f4b500;box-shadow:0 0 0 4px rgba(244,181,0,.12)}
    .full{grid-column:1/-1}
    .submit{border:0;cursor:pointer}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#425063}
    .timeline{display:grid;gap:12px}
    .timeline-item{display:grid;grid-template-columns:18px 1fr;gap:12px;align-items:start}
    .dot{width:12px;height:12px;border-radius:50%;margin-top:6px;background:linear-gradient(135deg,var(--brand),#ffdf70);box-shadow:0 0 0 6px rgba(244,181,0,.12)}
    .footer{
      margin-top:10px;padding:20px 0 26px;border-top:1px solid rgba(234,223,186,.9);background:rgba(255,249,231,.92);color:#243041
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;align-items:start}
    .footer a{color:#243041}
    .contact-card{display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:center}
    .contact-card img{width:120px;height:120px;object-fit:cover;border-radius:16px;border:1px solid var(--line);background:#fff}
    .float{
      position:fixed;right:16px;bottom:16px;z-index:50;display:grid;gap:10px
    }
    .float a,.float button{
      display:inline-flex;align-items:center;justify-content:center;padding:12px 14px;border-radius:999px;border:1px solid var(--line);
      background:#fff;box-shadow:0 12px 24px rgba(0,0,0,.08);font-weight:700;color:var(--text);cursor:pointer
    }
    .backtop{display:none}
    .fade{opacity:0;transform:translateY(14px);transition:opacity .55s ease, transform .55s ease}
    .fade.in{opacity:1;transform:none}
    .mobile-menu{display:none}
    .promo-images{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .promo-images img{border-radius:18px;border:1px solid var(--line);background:#fff}
    @media (max-width: 980px){
      .hero-grid,.two-col,.grid-4,.services,.steps,.cases,.reviews,.footer-grid,.promo-images{grid-template-columns:1fr}
      .menu-toggle{display:inline-flex}
      .menu{display:none;position:absolute;left:16px;right:16px;top:68px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow)}
      .menu.open{display:flex;flex-direction:column;align-items:flex-start}
      .hero-main{padding:24px}
      .hero-mini,.form-grid,.list-links{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .contact-card{grid-template-columns:1fr}
    }
    @media (max-width: 640px){
      .container{width:min(var(--container), calc(100% - 22px))}
      h1{font-size:30px}
      .hero{padding-top:22px}
      .btn{width:100%}
      .hero-actions{flex-direction:column}
      .nav{padding:12px 0}
      .brand strong{font-size:16px}
      .brand span{display:none}
      .float{right:10px;bottom:10px}
    }