:root{
      --bg:#fff8f1;
      --bg2:#fffdf9;
      --card:#ffffff;
      --line:#f0ded1;
      --text:#1f2430;
      --muted:#667085;
      --brand:#ff6a1a;
      --brand2:#ff8a2a;
      --brand3:#ffb15a;
      --shadow:0 14px 40px rgba(255,106,26,.12);
      --shadow2:0 10px 30px rgba(31,36,48,.08);
      --radius:22px;
      --max:1200px;
    }
    *{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;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,138,42,.14), transparent 28%),
        radial-gradient(circle at top right, rgba(255,177,90,.12), transparent 26%),
        linear-gradient(180deg, #fffaf5 0%, var(--bg) 30%, #fff 100%);
      line-height:1.65;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:blur(14px);
      background:rgba(255,250,245,.88);
      border-bottom:1px solid rgba(240,222,209,.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 img{width:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);padding:4px}
    .brand strong{display:block;font-size:16px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav-wrap{display:flex;align-items:center;gap:14px}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;color:var(--text)}
    nav ul{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:0;padding:0}
    nav a{display:inline-flex;align-items:center;padding:9px 12px;border-radius:999px;color:#374151;font-size:14px;transition:.2s ease}
    nav a:hover, nav a:focus-visible{background:rgba(255,106,26,.1);color:var(--brand);outline:none}
    .cta-mini{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;padding:11px 16px;border-radius:999px;font-weight:700;box-shadow:var(--shadow);transition:.2s ease}
    .cta-mini:hover{transform:translateY(-2px)}
    main{display:block}
    section{padding:54px 0}
    .hero{padding:28px 0 40px}
    .hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:22px;align-items:stretch}
    .hero-panel,.side-panel,.card,.review,.faq-item,.article,.pricing,.timeline li,.compare,.contact,.case,.service-card,.metric,.info-box{
      background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow2)
    }
    .hero-panel{padding:34px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#b45309;background:#fff1e6;border:1px solid #ffd7ba;padding:7px 12px;border-radius:999px}
    h1{margin:16px 0 14px;font-size:clamp(34px,5vw,56px);line-height:1.08;letter-spacing:-.02em}
    .lead{font-size:17px;color:#3b4457;margin:0 0 20px;max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 18px}
    .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;transition:.2s ease}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:var(--shadow)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .btn:hover{transform:translateY(-2px)}
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
    .hero-tags span,.tag{display:inline-flex;align-items:center;padding:8px 11px;border-radius:999px;background:#fff7ef;border:1px solid #ffd9bf;color:#8a4b13;font-size:13px}
    .hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
    .metric{padding:18px}
    .metric strong{display:block;font-size:22px;color:var(--brand);line-height:1.1}
    .metric span{display:block;margin-top:6px;color:var(--muted);font-size:13px}
    .side-panel{padding:24px;background:linear-gradient(180deg,#fff, #fff9f2)}
    .side-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}
    .side-list li{display:flex;gap:10px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed #f1ddd0}
    .side-list li:last-child{border-bottom:0}
    .dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand3));margin-top:7px;flex:0 0 auto}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:22px}
    .section-head h2{margin:0;font-size:clamp(26px,3vw,36px);line-height:1.15}
    .section-head p{margin:0;color:var(--muted);max-width:62ch}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .card,.service-card,.compare,.review,.article,.pricing,.contact,.faq-item,.case,.info-box{padding:22px}
    .icon-badge{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(255,106,26,.12),rgba(255,177,90,.18));color:var(--brand);font-weight:800;margin-bottom:14px}
    .card h3,.service-card h3,.review h3,.case h3,.article h3,.pricing h3,.faq-item summary{margin:0 0 10px;font-size:18px}
    .card p,.service-card p,.review p,.case p,.article p,.pricing p,.info-box p{margin:0;color:#485062}
    .flow{counter-reset:step}
    .flow .card{position:relative;overflow:hidden}
    .flow .card::before{
      counter-increment:step;content:counter(step);
      position:absolute;right:16px;top:14px;font-size:42px;font-weight:800;color:rgba(255,106,26,.1)
    }
    .compare-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:820px;background:#fff}
    th,td{padding:16px 14px;border-bottom:1px solid #f1e4d8;text-align:left;vertical-align:top}
    th{background:#fff7ef;color:#7c3d08;font-size:14px}
    td{color:#374151}
    .rating{font-size:18px;color:#d97706;font-weight:800}
    .badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#fff1e6;color:#b45309;font-size:12px;border:1px solid #ffd9bf}
    .timeline{list-style:none;margin:0;padding:0;display:grid;gap:12px}
    .timeline li{padding:18px 18px 18px 20px;position:relative}
    .timeline li::before{content:"";position:absolute;left:0;top:22px;width:5px;height:34px;border-radius:999px;background:linear-gradient(180deg,var(--brand),var(--brand3))}
    .faq-list{display:grid;gap:12px}
    .faq-item{padding:0;overflow:hidden}
    .faq-item summary{list-style:none;padding:18px 54px 18px 20px;cursor:pointer;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{content:"+";position:absolute;right:18px;top:16px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#fff2e8;color:var(--brand);font-weight:900}
    .faq-item[open] summary::after{content:"–"}
    .faq-item .faq-body{padding:0 20px 18px;color:#4b5563}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .stars{color:#f59e0b;letter-spacing:2px;font-size:16px;margin-bottom:10px}
    .article-list{display:grid;gap:14px}
    .article{display:flex;justify-content:space-between;gap:12px;align-items:center}
    .article small{color:var(--muted)}
    .contact-wrap{display:grid;grid-template-columns:1fr .9fr;gap:16px;align-items:start}
    form{display:grid;gap:12px}
    .field{display:grid;gap:8px}
    label{font-size:14px;color:#374151;font-weight:600}
    input,select,textarea{
      width:100%;padding:13px 14px;border:1px solid #d9c8bb;border-radius:14px;background:#fff;color:var(--text);font:inherit;outline:none;transition:.2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(255,106,26,.7);box-shadow:0 0 0 4px rgba(255,106,26,.1)}
    textarea{min-height:128px;resize:vertical}
    .footer{
      padding:28px 0 34px;border-top:1px solid rgba(240,222,209,.9);
      background:linear-gradient(180deg,#fffefc, #fff7ef)
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .footer a{color:#334155}
    .footer a:hover{color:var(--brand)}
    .social-list,.footer-links{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .small{font-size:13px;color:var(--muted)}
    .float-actions{position:fixed;right:16px;bottom:16px;display:grid;gap:10px;z-index:60}
    .float-actions a,.backtop{
      width:48px;height:48px;border-radius:16px;border:1px solid var(--line);background:#fff;display:grid;place-items:center;
      box-shadow:var(--shadow2);color:var(--brand);font-weight:900
    }
    .floating-box{position:fixed;left:16px;bottom:16px;z-index:60;display:grid;gap:10px;max-width:240px}
    .floating-box .mini{padding:12px 14px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow2)}
    .qr{width:110px;border-radius:14px;border:1px solid var(--line)}
    .fade-in{opacity:0;transform:translateY(16px);transition:.65s ease}
    .fade-in.show{opacity:1;transform:none}
    .mobile-only{display:none}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.review-grid,.contact-wrap,.footer-grid{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .hero-panel{padding:26px}
      .hero-stats{grid-template-columns:1fr}
      nav{display:none}
      nav.open{display:block;width:100%}
      .nav-wrap{width:100%;justify-content:flex-end}
      .topbar{flex-wrap:wrap}
      .nav-toggle{display:inline-flex}
      nav ul{padding:12px 0 0}
      nav a{background:#fff;border:1px solid var(--line)}
      .desktop-only{display:none}
      .mobile-only{display:block}
    }
    .pill-row{display:flex;flex-wrap:wrap;gap:10px}
    .case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .case .thumb{border-radius:16px;overflow:hidden;border:1px solid var(--line);margin-bottom:14px;background:#fff}
    .case .thumb img{width:100%;height:auto}
    .logo-inline{display:flex;align-items:center;gap:10px;margin-bottom:12px}