:root{
      --bg:#fffaf2;
      --panel:#ffffff;
      --panel-2:#fff4e3;
      --line:#eadfcd;
      --text:#223047;
      --muted:#5f6b7a;
      --brand:#ff7a59;
      --brand-2:#ffbf47;
      --brand-3:#6a8cff;
      --shadow:0 18px 40px rgba(34,48,71,.08);
      --radius:22px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;background:
      radial-gradient(circle at top left, rgba(255,191,71,.18), transparent 28%),
      radial-gradient(circle at 85% 12%, rgba(106,140,255,.12), transparent 22%),
      linear-gradient(180deg, #fffdf8 0%, var(--bg) 100%);
      color:var(--text);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:40;background:rgba(255,250,242,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(234,223,205,.72)}
    .topbar{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: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:1.2}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    nav a{font-size:14px;color:#324055;padding:8px 10px;border-radius:999px;transition:.2s}
    nav a:hover{background:#fff;box-shadow:0 8px 22px rgba(34,48,71,.07);transform:translateY(-1px)}
    .nav-actions{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:12px 18px;font-weight:700;cursor:pointer;transition:.22s}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ff9966);color:#fff;box-shadow:0 14px 26px rgba(255,122,89,.22)}
    .btn-ghost{background:#fff;color:var(--text);border:1px solid var(--line)}
    .btn:hover{transform:translateY(-2px)}
    .menu-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px}
    .hero{padding:42px 0 24px}
    .hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch}
    .hero-copy,.hero-side,.card,.panel,.faq-item,.review,.article,.metric,.step,.compare-table,.timeline li,.tag-cloud span,.form-card{background:rgba(255,255,255,.9);border:1px solid rgba(234,223,205,.9);box-shadow:var(--shadow)}
    .hero-copy{border-radius:30px;padding:30px;position:relative;overflow:hidden}
    .hero-copy:before,.hero-copy:after{content:"";position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none}
    .hero-copy:before{width:220px;height:220px;background:radial-gradient(circle, rgba(255,191,71,.22), transparent 68%);right:-50px;top:-40px}
    .hero-copy:after{width:180px;height:180px;background:radial-gradient(circle, rgba(106,140,255,.18), transparent 70%);left:-40px;bottom:-50px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#fff3d8,#ffe3d5);color:#9b4a2a;padding:8px 14px;border-radius:999px;font-size:13px;font-weight:700}
    h1{margin:16px 0 14px;font-size:clamp(30px,5vw,54px);line-height:1.1;letter-spacing:-.02em}
    .lead{color:var(--muted);font-size:16px;max-width:62ch;margin:0 0 20px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
    .hero-tags span,.tag-cloud span{display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;background:#fff8ef;border:1px solid #f0dfc2;color:#4f5e73;font-size:13px}
    .hero-side{border-radius:30px;padding:22px;display:grid;gap:14px;align-content:start}
    .side-badge{display:flex;align-items:center;justify-content:space-between;gap:10px;background:linear-gradient(135deg,#fff4dd,#fff);border:1px solid #f2dfbb;border-radius:20px;padding:16px}
    .side-badge strong{font-size:15px}
    .mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .mini{padding:14px;border-radius:18px;background:linear-gradient(180deg,#fff, #fff7ea);border:1px solid var(--line)}
    .mini b{display:block;font-size:18px}
    .mini span{font-size:12px;color:var(--muted)}
    .section{padding:22px 0}
    .section-title{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:16px}
    .section-title h2{margin:0;font-size:clamp(24px,3vw,34px)}
    .section-title p{margin:0;color:var(--muted);max-width:70ch}
    .metrics,.cards,.reviews,.articles,.services,.comparisons,.steps,.info-grid,.footer-grid,.gallery{display:grid;gap:16px}
    .metrics{grid-template-columns:repeat(4,1fr)}
    .metric{border-radius:22px;padding:20px}
    .metric b{display:block;font-size:28px;margin-bottom:6px}
    .metric span{color:var(--muted);font-size:14px}
    .card{border-radius:24px;padding:20px}
    .cards{grid-template-columns:repeat(3,1fr)}
    .services{grid-template-columns:repeat(4,1fr)}
    .steps{grid-template-columns:repeat(4,1fr)}
    .comparisons{grid-template-columns:1.1fr .9fr}
    .reviews{grid-template-columns:repeat(3,1fr)}
    .articles{grid-template-columns:repeat(3,1fr)}
    .info-grid{grid-template-columns:repeat(2,1fr)}
    .gallery{grid-template-columns:repeat(3,1fr)}
    .card h3,.review h3,.article h3,.panel h3,.form-card h3{margin:0 0 10px;font-size:18px}
    .card p,.review p,.article p,.panel p,.form-card p,.step p,.timeline p{margin:0;color:var(--muted)}
    .badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#eef4ff;color:#3556b1;font-size:12px;font-weight:700;margin-bottom:10px}
    .step{border-radius:22px;padding:18px}
    .step .num{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;font-weight:800;margin-bottom:12px}
    .table-wrap{overflow:auto;border-radius:24px}
    table{width:100%;border-collapse:collapse;min-width:860px;background:#fff}
    th,td{padding:16px 14px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top}
    th{background:#fff7ea;font-size:13px;color:#7b4c22}
    .score{font-size:18px;font-weight:800;color:#d04f1a}
    .faq{display:grid;gap:12px}
    .faq-item{border-radius:20px;overflow:hidden}
    .faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 18px;background:#fff;border:0;color:var(--text);text-align:left;font-size:15px;font-weight:700;cursor:pointer}
    .faq-a{display:none;padding:0 18px 18px;color:var(--muted)}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .chev{transform:rotate(180deg)}
    .chev{transition:.2s}
    .review{border-radius:24px;padding:20px}
    .review .meta{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:12px}
    .stars{color:#ffab00;letter-spacing:2px;font-size:16px}
    .timeline{list-style:none;padding:0;margin:0;display:grid;gap:12px}
    .timeline li{border-radius:18px;padding:16px}
    .timeline b{display:block;margin-bottom:4px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .form-card{border-radius:28px;padding:24px}
    form{display:grid;gap:14px}
    .row{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    label{display:grid;gap:8px;font-size:14px;font-weight:700;color:#30415a}
    input,select,textarea{width:100%;border:1px solid #dcd2c1;border-radius:16px;padding:13px 14px;font:inherit;background:#fff;color:var(--text);outline:none;transition:.2s}
    input:focus,select:focus,textarea:focus{border-color:#f1a15b;box-shadow:0 0 0 4px rgba(255,122,89,.12)}
    textarea{min-height:120px;resize:vertical}
    .footer-cta{padding:24px;border-radius:26px;background:linear-gradient(135deg,#fff4e8,#fff);border:1px solid #f0ddc0;display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}
    .footer-cta p{margin:0;color:var(--muted)}
    footer{margin-top:22px;background:#fff7ec;border-top:1px solid #eadfcf;color:#334156}
    .footer-grid{grid-template-columns:1.2fr .8fr .9fr}
    .footer-grid a{color:#314055}
    .footer-grid a:hover{text-decoration:underline}
    .copyright{border-top:1px solid #eadfcf;padding:14px 0;color:#66738a;font-size:13px}
    .floating{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),#ff9f68);color:#fff;box-shadow:0 14px 24px rgba(255,122,89,.28)}
    .float-card{position:fixed;right:16px;bottom:76px;z-index:59;width:300px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;padding:16px;display:none}
    .float-card.show{display:block;animation:up .22s ease}
    .float-card img{width:100%;border-radius:16px;border:1px solid var(--line)}
    .scroll-in{opacity:0;transform:translateY(18px);transition:.5s ease}
    .scroll-in.show{opacity:1;transform:none}
    @keyframes up{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
    @media (max-width: 980px){
      .hero-grid,.comparisons,.footer-grid,.cards,.services,.steps,.reviews,.articles,.metrics,.gallery,.info-grid{grid-template-columns:1fr 1fr}
      .hero-grid,.comparisons,.footer-grid{grid-template-columns:1fr}
      .row{grid-template-columns:1fr}
      nav{display:none}
      nav.open{display:flex;flex-direction:column;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:20px;padding:12px;position:absolute;right:16px;top:74px;width:min(340px,calc(100vw - 32px));box-shadow:var(--shadow)}
      .menu-toggle{display:inline-flex}
    }
    @media (max-width: 640px){
      .container{width:min(var(--max), calc(100% - 22px))}
      .metrics,.cards,.services,.steps,.reviews,.articles,.gallery,.info-grid,.mini-grid{grid-template-columns:1fr}
      .section-title{flex-direction:column;align-items:flex-start}
      .hero-copy,.hero-side,.card,.panel,.review,.article,.metric,.step,.form-card{border-radius:22px}
      .float-card{width:min(92vw,300px)}
    }