:root{
      --bg:#fffaf4;
      --panel:#ffffff;
      --panel2:#fff4e8;
      --text:#1f2937;
      --muted:#5f6b7a;
      --line:#ead8c2;
      --brand:#ff6a00;
      --brand2:#ff8f1f;
      --accent:#ffb14a;
      --shadow:0 18px 40px rgba(255,106,0,.12);
      --radius:22px;
      --max: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:
      radial-gradient(circle at top left, rgba(255,171,76,.18), transparent 28%),
      radial-gradient(circle at top right, rgba(255,106,0,.10), transparent 24%),
      linear-gradient(180deg, #fffaf4 0%, #fffdf9 35%, #fff8ef 100%);
      color:var(--text);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{max-width:var(--max);margin:0 auto;padding:0 20px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,250,244,.88);backdrop-filter:saturate(1.1) blur(10px);border-bottom:1px solid rgba(234,216,194,.72)}
    .nav{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 .name{font-weight:800;font-size:18px;letter-spacing:.5px}
    .brand .sub{font-size:12px;color:var(--muted)}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;color:var(--text)}
    .nav-links{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end}
    .nav-links a{font-size:14px;color:var(--muted);padding:8px 11px;border-radius:999px;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:rgba(255,106,0,.10);color:var(--brand)}
    .hero{padding:30px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-card{background:linear-gradient(145deg,#fff 0%,#fff7ef 100%);border:1px solid rgba(255,106,0,.14);border-radius:28px;box-shadow:var(--shadow);padding:32px;position:relative;overflow:hidden}
    .hero-card:before{content:"";position:absolute;inset:auto -10% -20% auto;width:260px;height:260px;background:radial-gradient(circle, rgba(255,106,0,.18), transparent 70%);pointer-events:none}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(255,106,0,.10);color:var(--brand);font-weight:700;font-size:13px}
    h1{margin:16px 0 12px;font-size:clamp(30px,5vw,52px);line-height:1.1;letter-spacing:-.02em}
    .lead{margin:0 0 22px;color:var(--muted);font-size:16px;max-width:60ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:13px 18px;font-weight:700;border:1px solid transparent;transition:.22s;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ff8d1a);color:#fff;box-shadow:0 12px 24px rgba(255,106,0,.22)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .btn:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(31,41,55,.10)}
    .hero-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
    .mini-stat{background:rgba(255,255,255,.78);border:1px solid rgba(234,216,194,.85);border-radius:18px;padding:14px}
    .mini-stat strong{display:block;font-size:20px;color:var(--brand)}
    .mini-stat span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .hero-side{display:grid;gap:16px}
    .hero-stack{background:linear-gradient(180deg,#fff 0%,#fff7ef 100%);border:1px solid rgba(234,216,194,.9);border-radius:24px;padding:22px;box-shadow:0 12px 28px rgba(31,41,55,.06)}
    .stack-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 14px}
    .stack-title h2,.section-head h2{margin:0;font-size:24px;line-height:1.2}
    .stack-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .stack-list li{display:flex;justify-content:space-between;gap:10px;background:var(--panel2);padding:12px 14px;border-radius:14px;border:1px solid rgba(255,177,74,.24)}
    .stack-list b{color:var(--text)}
    .stack-list em{font-style:normal;color:var(--muted);font-size:13px}
    .ticker{display:flex;gap:10px;flex-wrap:wrap}
    .chip{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--muted);font-size:13px}
    .section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}
    .section-head p{margin:0;color:var(--muted);max-width:66ch}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .card{background:var(--panel);border:1px solid rgba(234,216,194,.9);border-radius:var(--radius);padding:22px;box-shadow:0 12px 26px rgba(31,41,55,.05);transition:.22s}
    .card:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(255,106,0,.12)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted)}
    .metric strong{font-size:28px;color:var(--text)}
    .metric span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
    .icon{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,rgba(255,106,0,.14),rgba(255,177,74,.18));display:grid;place-items:center;color:var(--brand);font-weight:900;margin-bottom:14px}
    .feature-list{display:grid;gap:10px;padding:0;margin:0;list-style:none}
    .feature-list li{padding-left:18px;position:relative}
    .feature-list li:before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;background:var(--brand)}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{position:relative;padding-top:14px}
    .step .num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;margin-bottom:14px}
    .compare-wrap{overflow:auto;border:1px solid rgba(234,216,194,.95);border-radius:22px;background:#fff}
    table{width:100%;border-collapse:collapse;min-width:880px}
    th,td{padding:16px 14px;border-bottom:1px solid #f0e4d8;text-align:left;vertical-align:top}
    th{background:linear-gradient(180deg,#fff7ef,#fff);font-size:14px;color:var(--text)}
    tbody tr:nth-child(odd){background:#fffdf9}
    .rating{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--brand)}
    .stars{letter-spacing:2px}
    .tags{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:var(--text)}
    .service-network{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
    .list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .list-grid .item{background:var(--panel2);padding:14px;border-radius:16px;border:1px solid rgba(255,177,74,.18)}
    .image-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .image-grid img,.side-image{width:100%;border-radius:18px}
    .side-image{border:1px solid rgba(234,216,194,.9);background:#fff;overflow:hidden}
    .faq details{background:#fff;border:1px solid rgba(234,216,194,.92);border-radius:18px;padding:16px 18px;box-shadow:0 10px 22px rgba(31,41,55,.04)}
    .faq{display:grid;gap:12px}
    .faq summary{cursor:pointer;font-weight:700;list-style:none}
    .faq summary::-webkit-details-marker{display:none}
    .faq p{margin:10px 0 0;color:var(--muted)}
    .testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .quote{position:relative}
    .quote .who{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:10px}
    .quote .role{font-size:13px;color:var(--muted)}
    .posts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .post a{display:inline-block;margin-top:10px;color:var(--brand);font-weight:700}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    form{display:grid;gap:14px}
    .field{display:grid;gap:8px}
    label{font-size:14px;font-weight:700}
    input,select,textarea{width:100%;border:1px solid #e5d6c5;background:#fff;border-radius:14px;padding:13px 14px;font:inherit;color:var(--text);outline:none}
    input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,106,0,.10)}
    textarea{min-height:132px;resize:vertical}
    .footer{margin-top:10px;padding:24px 0 28px;border-top:1px solid rgba(234,216,194,.9);background:linear-gradient(180deg,#fffaf4,#fff7ee);color:var(--text)}
    .footer a{color:var(--text)}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:start}
    .footer small,.footer p{color:var(--muted)}
    .floating{position:fixed;right:18px;bottom:18px;z-index:60;display:grid;gap:10px}
    .floating a,.floating button{border:none;border-radius:999px;padding:12px 15px;background:linear-gradient(135deg,var(--brand),#ff8f1f);color:#fff;box-shadow:0 14px 26px rgba(255,106,0,.22);font-weight:700;cursor:pointer}
    .backtop{display:none}
    .mobile-only{display:none}
    .reveal{opacity:0;transform:translateY(14px);transition:.6s ease}
    .reveal.in{opacity:1;transform:none}
    @media (max-width: 1024px){
      .hero-grid,.service-network,.footer-grid,.form-grid{grid-template-columns:1fr}
      .grid-4,.grid-3,.workflow,.testimonials,.posts{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width: 760px){
      .nav-toggle{display:inline-flex}
      .nav-links{display:none;width:100%;padding:10px 0 4px}
      .nav-links.open{display:flex;flex-direction:column;align-items:flex-start}
      .nav{flex-wrap:wrap}
      .hero{padding-top:18px}
      .hero-card{padding:24px}
      .hero-meta,.grid-4,.grid-3,.workflow,.testimonials,.posts,.list-grid,.image-grid{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .mobile-only{display:block}
      .desktop-only{display:none}
      h1{font-size:clamp(28px,9vw,40px)}
    }