:root{
      --bg:#fffaf2;
      --bg2:#f7f8ff;
      --card:#ffffff;
      --text:#172033;
      --muted:#5c667d;
      --line:#e8e1d4;
      --brand:#ff4d5f;
      --brand2:#ff9f1c;
      --brand3:#3a7bff;
      --shadow:0 18px 45px rgba(25,34,58,.09);
      --radius:22px;
      --container: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:linear-gradient(180deg,var(--bg) 0%,#fff 45%,var(--bg2) 100%);color:var(--text)}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    header{position:sticky;top:0;z-index:60;background:rgba(255,250,242,.88);backdrop-filter:blur(12px);border-bottom:1px solid rgba(232,225,212,.7)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;font-weight:800}
    .brand img{width:42px;height:42px;object-fit:contain}
    .brand strong{font-size:1.02rem}
    .brand span{display:block;font-size:.78rem;color:var(--muted);font-weight:600}
    .nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:.92rem;color:#34405a;padding:8px 10px;border-radius:999px}
    .nav-links a:hover,.nav-links a.active{background:rgba(255,77,95,.09);color:#d9263d}
    .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:800;cursor:pointer;transition:.25s ease;box-shadow:none}
    .btn-primary{background:linear-gradient(135deg,var(--brand) 0%,var(--brand2) 100%);color:#fff;box-shadow:0 12px 24px rgba(255,77,95,.22)}
    .btn-secondary{background:#fff;border:1px solid var(--line);color:var(--text)}
    .btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    .menu-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px}
    .hero{padding:34px 0 16px;position:relative;overflow:hidden}
    .hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(10px);pointer-events:none}
    .hero::before{width:260px;height:260px;background:radial-gradient(circle,rgba(255,77,95,.16),transparent 65%);right:-80px;top:10px}
    .hero::after{width:220px;height:220px;background:radial-gradient(circle,rgba(58,123,255,.14),transparent 64%);left:-70px;top:140px}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.panel,.card,.metric,.review,.faq-item,.article,.compare,.form-box,.timeline-item,.price-box{background:rgba(255,255,255,.9);border:1px solid rgba(232,225,212,.9);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-main{padding:30px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;background:rgba(255,77,95,.09);color:#d62f44;border-radius:999px;font-size:.88rem;font-weight:700}
    h1{margin:16px 0 12px;font-size:clamp(2rem,4vw,3.45rem);line-height:1.08;letter-spacing:-.03em}
    .lead{font-size:1.05rem;line-height:1.8;color:var(--muted);max-width:42rem}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 18px}
    .hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:18px}
    .mini{padding:14px 15px;border-radius:18px;background:linear-gradient(180deg,#fff, #fff7ef);border:1px solid #f1e3d2}
    .mini b{display:block;font-size:1.03rem;margin-bottom:4px}
    .mini span{color:var(--muted);font-size:.88rem;line-height:1.5}
    .hero-side{padding:22px;display:grid;gap:14px}
    .side-top{display:flex;justify-content:space-between;gap:16px;align-items:center}
    .badge{padding:7px 10px;border-radius:999px;background:linear-gradient(135deg,rgba(58,123,255,.1),rgba(255,159,28,.12));color:#28428d;font-size:.82rem;font-weight:800}
    .hero-side ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
    .hero-side li{display:flex;gap:10px;align-items:flex-start;color:var(--muted);line-height:1.55}
    .dot{width:10px;height:10px;margin-top:7px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2))}
    section{padding:16px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:16px}
    .section-head h2{margin:0;font-size:clamp(1.4rem,2.5vw,2rem)}
    .section-head p{margin:0;color:var(--muted);max-width:52rem;line-height:1.7}
    .metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .metric{padding:18px}
    .metric strong{display:block;font-size:1.7rem;margin-bottom:6px}
    .metric span{color:var(--muted);font-size:.9rem}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .card,.panel,.review,.faq-item,.article,.compare,.price-box,.form-box,.timeline-item{padding:20px}
    .card h3,.panel h3,.review h3,.article h3,.price-box h3,.form-box h3{margin:0 0 10px;font-size:1.08rem}
    .card p,.panel p,.review p,.article p,.price-box p,.form-box p{margin:0;color:var(--muted);line-height:1.7}
    .tagcloud{display:flex;flex-wrap:wrap;gap:10px}
    .tagcloud span{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#31405f;font-size:.88rem}
    .steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .step{padding:18px;border-radius:20px;background:linear-gradient(180deg,#fff, #fffaf5);border:1px solid #f0e7d8}
    .step b{display:inline-flex;width:34px;height:34px;border-radius:12px;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;margin-bottom:12px}
    .table-wrap{overflow-x:auto;border-radius:20px}
    table{width:100%;border-collapse:collapse;min-width:860px;background:#fff}
    th,td{padding:15px 14px;border-bottom:1px solid #f0e8da;text-align:left;vertical-align:top}
    th{background:#fff7ef;color:#23304a;font-size:.94rem}
    td{color:var(--muted)}
    .compare .score{font-size:2rem;color:#d82c40;font-weight:900}
    .score-box{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:center}
    .rating{padding:18px;border-radius:18px;background:linear-gradient(135deg,rgba(255,77,95,.08),rgba(255,159,28,.12))}
    .stars{color:#ff9f1c;font-size:1.15rem;letter-spacing:2px}
    .faq-list{display:grid;gap:12px}
    .faq-item summary{list-style:none;cursor:pointer;font-weight:800;display:flex;justify-content:space-between;gap:14px}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item p{margin-top:12px}
    .reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .review .role{display:inline-block;margin-bottom:10px;color:#d22f43;font-weight:800;font-size:.88rem}
    .case-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:14px}
    .case-large{padding:22px;border-radius:24px;background:linear-gradient(135deg,#fff,#fff7ec);border:1px solid #f0e7d8}
    .case-small{display:grid;gap:14px}
    .timeline{display:grid;gap:12px}
    .timeline-item{display:grid;grid-template-columns:84px 1fr;gap:14px;align-items:start}
    .timeline-item .time{font-weight:900;color:#d53449}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    input,select,textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid #dfe5ef;background:#fff;color:var(--text);outline:none;font:inherit}
    textarea{min-height:120px;resize:vertical;grid-column:1/-1}
    input:focus,select:focus,textarea:focus{border-color:#ff8d54;box-shadow:0 0 0 4px rgba(255,141,84,.12)}
    .form-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:14px}
    .articles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .article .meta{font-size:.84rem;color:#7a859c;margin-bottom:10px}
    .service-network{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#33405d}
    footer{margin-top:8px;padding:22px 0 28px;border-top:1px solid var(--line);background:#fffaf2;color:#26314a}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:start}
    .contact-list{display:grid;gap:10px;color:#4d5870}
    .floating{position:fixed;right:16px;bottom:16px;z-index:80;display:grid;gap:10px}
    .floating a,.floating button{width:52px;height:52px;border-radius:16px;border:none;display:grid;place-items:center;box-shadow:var(--shadow);background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-size:20px;cursor:pointer}
    .wechat-box{display:flex;gap:16px;align-items:center}
    .wechat-box img{width:110px;border-radius:16px;border:1px solid var(--line)}
    .mobile-only{display:none}
    .scroll-in{opacity:0;transform:translateY(18px);transition:.6s ease}
    .scroll-in.show{opacity:1;transform:none}
    @media (max-width: 960px){
      .hero-grid,.grid-3,.grid-2,.metrics,.steps,.reviews,.case-grid,.articles,.service-network,.footer-grid{grid-template-columns:1fr}
      .hero-points{grid-template-columns:1fr}
      .score-box,.timeline-item{grid-template-columns:1fr}
      .nav-links{display:none;width:100%;padding-top:8px}
      .nav-links.open{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
      .nav{flex-wrap:wrap}
      .menu-toggle{display:inline-flex}
      .nav-cta{margin-left:auto}
      .mobile-only{display:inline-flex}
    }