:root{
      --bg:#fff7f1;
      --bg2:#fffdfb;
      --card:#ffffff;
      --line:#eadfd4;
      --text:#243042;
      --muted:#667387;
      --brand:#ff5f6d;
      --brand2:#ffb14a;
      --brand3:#6f7cff;
      --shadow:0 18px 50px rgba(46, 58, 80, .10);
      --radius:22px;
      --radius-sm:16px;
      --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",Arial,sans-serif;background:radial-gradient(circle at top left, #fff1ea 0, transparent 28%),linear-gradient(180deg, #fff9f4 0%, #fffefc 26%, #fff8f2 100%);color:var(--text)}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(255,250,246,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(234,223,212,.8)}
    .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 img{width:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;padding:4px;border:1px solid var(--line)}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:#324154;padding:8px 10px;border-radius:999px;transition:.2s}
    .nav-links a:hover{background:#fff0ea;color:#111827}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s ease;box-shadow:none}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ff7b55);color:#fff;box-shadow:0 12px 24px rgba(255,95,109,.24)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 28px rgba(255,95,109,.28)}
    .btn-ghost{background:#fff;color:var(--text);border:1px solid var(--line)}
    .btn-ghost:hover{transform:translateY(-2px);border-color:#d9c6b5}
    .menu-btn{display:none}
    .hero{padding:40px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.panel,.card,.quote,.faq-item,.form-box,.table-box,.article-card,.timeline,.network-box{background:rgba(255,255,255,.9);border:1px solid rgba(234,223,212,.9);box-shadow:var(--shadow);border-radius:var(--radius)}
    .hero-main{padding:34px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:#fff1ea;color:#c94f59;font-weight:700;font-size:13px}
    h1{margin:16px 0 14px;font-size:clamp(32px,4vw,56px);line-height:1.08;letter-spacing:-.03em}
    .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}
    .home-link{color:#fff!important}
    .hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px}
    .metric{padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff,#fff8f4);border:1px solid var(--line)}
    .metric b{display:block;font-size:24px;color:#192230}
    .metric span{display:block;margin-top:6px;font-size:13px;color:var(--muted);line-height:1.45}
    .hero-side{padding:22px;display:grid;gap:14px;align-content:start}
    .side-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
    .side-badge{padding:7px 12px;background:linear-gradient(135deg,#fff1ea,#fff);color:#bf4d57;border-radius:999px;font-size:12px;font-weight:700}
    .side-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .side-list li{display:flex;gap:10px;align-items:flex-start;padding:10px 0;border-top:1px dashed #eadfd4;color:#324154;font-size:14px;line-height:1.6}
    .side-list li:first-child{border-top:none;padding-top:0}
    .dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));margin-top:6px;flex:0 0 auto}
    section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:14px;margin:0 0 14px}
    .section-head h2{margin:0;font-size:clamp(24px,2.5vw,36px)}
    .section-head p{margin:0;color:var(--muted);max-width:60ch;line-height:1.7}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .card{padding:20px}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.72}
    .icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#fff1ea,#fff);border:1px solid var(--line);margin-bottom:12px;color:#c84e5a;font-weight:900}
    .pill-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .pill{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#39485b;font-size:13px}
    .steps{counter-reset:step}
    .step{position:relative;padding:20px}
    .step::before{counter-increment:step;content:counter(step, decimal-leading-zero);position:absolute;right:18px;top:16px;font-size:14px;color:#c96a73;font-weight:800}
    .step h3{margin-top:0}
    .table-box{padding:18px;overflow:auto}
    table{width:100%;border-collapse:separate;border-spacing:0;min-width:860px}
    th,td{padding:14px 12px;text-align:left;border-bottom:1px solid #efe4d9;vertical-align:top}
    th{background:#fff7f2;color:#243042;font-size:14px}
    td{color:#435063;font-size:14px;line-height:1.65}
    .rating{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#fff0ea;color:#c24551;font-weight:700;font-size:13px}
    .compare-box{padding:20px;background:linear-gradient(180deg,#fff,#fff7f2)}
    .compare-score{display:flex;flex-wrap:wrap;gap:12px;margin:10px 0 16px}
    .score{padding:12px 14px;border-radius:16px;background:#fff;border:1px solid var(--line)}
    .score b{display:block;font-size:20px}
    .score span{display:block;color:var(--muted);font-size:13px;margin-top:4px}
    .reviews .quote{padding:18px}
    .quote p{margin:0 0 12px;line-height:1.8;color:#334154}
    .quote strong{display:block}
    .quote span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
    .faq-item{overflow:hidden}
    .faq-q{width:100%;text-align:left;background:none;border:none;padding:18px 20px;font-size:16px;font-weight:700;color:#243042;display:flex;justify-content:space-between;gap:12px;cursor:pointer}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
    .faq-a div{padding:0 20px 18px;color:var(--muted);line-height:1.8}
    .faq-item.open .faq-a{max-height:220px}
    .faq-item.open .faq-q .chev{transform:rotate(45deg)}
    .chev{transition:.2s}
    .articles{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .article-card{padding:18px}
    .article-card h3{margin:0 0 8px;font-size:18px}
    .article-card a{color:#c34552;font-weight:700}
    .form-box{padding:20px}
    form{display:grid;gap:14px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    label{display:grid;gap:8px;font-size:14px;color:#334154;font-weight:700}
    input,select,textarea{width:100%;padding:13px 14px;border:1px solid #dacbbc;border-radius:14px;background:#fff;color:#243042;font:inherit;outline:none;transition:.2s}
    input:focus,select:focus,textarea:focus{border-color:#ff9d76;box-shadow:0 0 0 4px rgba(255,159,111,.14)}
    textarea{min-height:120px;resize:vertical}
    .footer{padding:18px 0 28px}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:16px}
    .footer a{color:#344153}
    .footer small,.footer p{color:var(--muted);line-height:1.8}
    .kefu-float,.backtop{position:fixed;right:16px;z-index:60}
    .kefu-float{bottom:86px}
    .backtop{bottom:20px}
    .float-btn{display:grid;place-items:center;width:52px;height:52px;border-radius:18px;background:linear-gradient(135deg,var(--brand3),#8b6cff);color:#fff;box-shadow:0 18px 34px rgba(111,124,255,.28);border:none;cursor:pointer}
    .float-card{position:absolute;right:62px;bottom:0;width:min(280px,calc(100vw - 92px));padding:14px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);display:none}
    .kefu-float:hover .float-card{display:block}
    .float-card img{width:100%;border-radius:14px;border:1px solid var(--line)}
    .float-card p{margin:10px 0 0;color:#334154;font-size:13px;line-height:1.6}
    .mobile-only{display:none}
    .tagline{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
    .timeline{padding:18px}
    .timeline ol{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}
    .network{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .network-box{padding:18px}
    .network-box b{display:block;margin-bottom:6px}
    .marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff7f1}
    .marquee-inner{display:flex;gap:20px;white-space:nowrap;padding:10px 0;animation:run 22s linear infinite;color:#39485b}
    @keyframes run{from{transform:translateX(0)}to{transform:translateX(-50%)}}
    .reveal{opacity:0;transform:translateY(14px);transition:.5s ease}
    .reveal.show{opacity:1;transform:none}
    @media (max-width: 980px){
      .hero-grid,.grid-4,.grid-3,.grid-2,.articles,.footer-grid,.network{grid-template-columns:1fr}
      .hero-metrics{grid-template-columns:1fr}
      .nav-links,.nav-cta{display:none}
      .menu-btn{display:inline-flex}
      .mobile-only{display:block}
      .menu-open .nav-links,.menu-open .nav-cta{display:flex;position:absolute;left:16px;right:16px;top:66px;background:#fff;padding:14px;border:1px solid var(--line);border-radius:18px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}
      .menu-open .nav{position:relative;flex-wrap:wrap}
      .form-grid{grid-template-columns:1fr}
      .hero-main{padding:24px}
      .hero-side{padding:18px}
      .section-head{align-items:flex-start;flex-direction:column}
      .kefu-float:hover .float-card{display:none}
    }