:root{
      --bg:#fff8f1;
      --surface:#ffffff;
      --surface-2:#fff3e8;
      --surface-3:#fff0e0;
      --line:#f2d7c1;
      --text:#1e2430;
      --muted:#5d6574;
      --brand:#ff6a00;
      --brand-2:#ff8a1f;
      --brand-3:#ffb15a;
      --shadow:0 18px 50px rgba(159, 88, 27, .12);
      --shadow-soft:0 10px 28px rgba(159, 88, 27, .08);
      --radius:22px;
      --radius-sm:16px;
      --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",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,138,31,.12), transparent 30%),
        radial-gradient(circle at top right, rgba(255,106,0,.10), transparent 28%),
        linear-gradient(180deg, #fffaf5 0%, #fff7ef 48%, #fffdfb 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container), calc(100% - 32px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:40;
      backdrop-filter:saturate(180%) blur(12px);
      background:rgba(255,248,241,.88);
      border-bottom:1px solid rgba(242,215,193,.8);
    }
    .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}
    .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-toggle{display:none;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:10px 12px;color:var(--text)}
    .nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .nav a{font-size:14px;color:#384150;padding:8px 10px;border-radius:10px}
    .nav a:hover,.nav a:focus{background:rgba(255,106,0,.08);color:#b84a00}
    .nav-cta{padding:10px 14px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff !important;box-shadow:0 12px 20px rgba(255,106,0,.22)}
    .hero{
      position:relative;
      padding:42px 0 22px;
      overflow:hidden;
    }
    .hero::before,.hero::after{
      content:"";position:absolute;border-radius:50%;filter:blur(8px);pointer-events:none;
      background:radial-gradient(circle, rgba(255,106,0,.16), transparent 68%);
    }
    .hero::before{width:280px;height:280px;right:-90px;top:-50px}
    .hero::after{width:220px;height:220px;left:-70px;bottom:-70px}
    .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:stretch}
    .hero-copy,.hero-panel,.card,.info-box,.faq-item,.review,.step,.compare,.form-wrap,.article,.timeline-item,.network-card{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(242,215,193,.95);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }
    .hero-copy{padding:34px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#fff1e2;color:#b84a00;font-size:13px;font-weight:700}
    h1{margin:16px 0 14px;font-size:clamp(30px,5vw,54px);line-height:1.06;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;
      min-height:46px;padding:0 18px;border-radius:14px;border:1px solid transparent;
      font-weight:700;font-size:15px;transition:.2s ease;cursor:pointer
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 14px 24px rgba(255,106,0,.22)}
    .btn-secondary{background:var(--surface);color:var(--text);border-color:var(--line)}
    .btn:hover,.btn:focus{transform:translateY(-2px)}
    .hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:24px}
    .mini{padding:14px;border-radius:18px;background:linear-gradient(180deg,#fffaf4,#fff3e5);border:1px solid #f0d2b6}
    .mini strong{display:block;font-size:18px;color:#9f3f00}
    .mini span{display:block;font-size:13px;color:var(--muted);margin-top:4px;line-height:1.5}
    .hero-panel{padding:22px}
    .hero-card-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .metric{padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff,#fff7ef);border:1px solid #f2dcc5}
    .metric b{display:block;font-size:26px;line-height:1;color:#bf4e00}
    .metric small{display:block;margin-top:8px;color:var(--muted);line-height:1.45}
    .panel-note{margin-top:14px;padding:16px;border-radius:18px;background:linear-gradient(135deg,#fff4e7,#ffe8cf);color:#7a3a00;line-height:1.7}
    section{padding:18px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:18px}
    .section-head h2{margin:0;font-size:clamp(22px,3vw,34px)}
    .section-head p{margin:0;color:var(--muted);max-width:66ch;line-height:1.7}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .card,.info-box,.review,.article,.timeline-item,.network-card,.compare,.form-wrap{padding:20px}
    .card h3,.info-box h3,.review h3,.article h3,.timeline-item h3,.network-card h3{margin:0 0 10px;font-size:18px}
    .card p,.info-box p,.review p,.article p,.timeline-item p,.network-card p{margin:0;color:var(--muted);line-height:1.75}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:10px 14px;border-radius:999px;background:#fff;border:1px solid #f2dcc5;color:#7f4521;font-size:13px}
    .two-col{display:grid;grid-template-columns:1.03fr .97fr;gap:16px;align-items:start}
    .table-wrap{overflow:auto;border-radius:18px;border:1px solid #f2dcc5}
    table{width:100%;border-collapse:collapse;min-width:760px;background:#fff}
    th,td{padding:14px 16px;border-bottom:1px solid #f5e4d1;text-align:left;vertical-align:top}
    th{background:#fff4e7;color:#7f3c00;font-size:14px}
    td{font-size:14px;color:#384150}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#fff1e2;color:#a44700;font-size:12px;font-weight:700}
    .steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .step{padding:22px;position:relative}
    .step .num{display:inline-flex;width:34px;height:34px;border-radius:12px;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;margin-bottom:14px}
    .compare .score{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px;padding-top:12px;border-top:1px solid #f1d9c1}
    .stars{color:#ff9a1a;font-size:18px;letter-spacing:2px}
    .faq details{border:1px solid #f0d9c3;border-radius:18px;background:#fff;overflow:hidden}
    .faq summary{list-style:none;padding:18px 18px;cursor:pointer;font-weight:700;display:flex;justify-content:space-between;gap:16px}
    .faq summary::-webkit-details-marker{display:none}
    .faq summary span{color:var(--brand)}
    .faq .answer{padding:0 18px 18px;color:var(--muted);line-height:1.75}
    .reviews,.articles,.timeline,.network{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .review .role{margin-top:12px;color:#a25000;font-size:13px;font-weight:700}
    .article .meta,.timeline-item .meta{margin-bottom:10px;color:#9a6640;font-size:13px}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    label{font-size:14px;font-weight:700;color:#374151}
    input,select,textarea{
      width:100%;border:1px solid #e8d2be;border-radius:14px;background:#fff;padding:13px 14px;
      color:var(--text);font:inherit;outline:none;transition:.2s ease
    }
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#ff8a1f;box-shadow:0 0 0 4px rgba(255,138,31,.12)}
    .form-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}
    .side-list{display:grid;gap:12px}
    .info-box{display:flex;gap:14px;align-items:flex-start}
    .info-icon{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#ff7b12,#ffb05f);display:grid;place-items:center;color:#fff;font-weight:800;flex:0 0 auto}
    .footer{
      margin-top:18px;
      padding:24px 0 22px;
      background:#fff7ef;
      border-top:1px solid #f1d4bb;
      color:#314057;
    }
    .footer a{color:#8c4200}
    .footer-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:16px;align-items:start}
    .footer small,.footer p{color:#4d5869;line-height:1.7}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
    .footer-links a{padding:8px 10px;border-radius:999px;background:#fff;border:1px solid #efd7c1}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:50;display:grid;gap:10px
    }
    .float-btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-width:48px;height:48px;padding:0 16px;border-radius:999px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;
      box-shadow:0 16px 30px rgba(255,106,0,.25);font-weight:700
    }
    .float-btn.secondary{background:#fff;color:#7d3a00;border:1px solid #f0d8c0}
    .fade-in{opacity:0;transform:translateY(14px);transition:.7s ease}
    .fade-in.is-visible{opacity:1;transform:none}
    .mobile-only{display:none}
    .hero-image-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
    .hero-image-row .micro{
      padding:16px;border-radius:18px;background:linear-gradient(135deg,#fff4e7,#fff);
      border:1px dashed #efcaa8;color:#7a3b00;font-weight:700
    }
    .note-strip{padding:14px 16px;border-radius:18px;background:#fff;border:1px solid #f0dcc5;color:#5a6474;line-height:1.7}
    @media (max-width: 980px){
      .hero-grid,.two-col,.footer-grid{grid-template-columns:1fr}
      .grid-4,.grid-3,.reviews,.articles,.timeline,.network,.steps{grid-template-columns:repeat(2,minmax(0,1fr))}
      .hero-points{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .nav-toggle{display:inline-flex}
      .nav{
        display:none;position:absolute;left:16px;right:16px;top:68px;flex-direction:column;align-items:stretch;
        background:rgba(255,255,255,.98);border:1px solid #f1d8c4;border-radius:18px;padding:12px;box-shadow:var(--shadow)
      }
      .nav.open{display:flex}
      .nav a{padding:12px 12px}
      .hero{padding-top:22px}
      .hero-copy,.hero-panel,.card,.info-box,.faq-item,.review,.step,.compare,.form-wrap,.article,.timeline-item,.network-card{padding:18px}
      .grid-4,.grid-3,.reviews,.articles,.timeline,.network,.steps,.form-grid,.hero-card-grid,.hero-image-row{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .mobile-only{display:block}
    }