:root{
      --bg:#f7f9fc;
      --panel:#ffffff;
      --panel-2:#f1f6ff;
      --line:#dce6f3;
      --text:#132033;
      --muted:#5b6b7f;
      --brand:#1e63ff;
      --brand-2:#12b3a8;
      --accent:#ffb800;
      --shadow:0 18px 50px rgba(22,48,86,.08);
      --radius:22px;
      --radius-sm:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#ffffff 0%,#f7fbff 38%,#f5f8fd 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}
    .site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);border-bottom:1px solid rgba(220,230,243,.7)}
    .header-inner{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:44px;height:44px;object-fit:contain}
    .brand h1,.brand .site-name{font-size:18px;line-height:1.1;margin:0;font-weight:800;white-space:nowrap}
    .brand .sub{display:block;font-size:12px;color:var(--muted);font-weight:500;margin-top:4px}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;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:#31455f;padding:8px 10px;border-radius:10px;transition:.25s}
    .nav a:hover,.nav a.active{background:#eef4ff;color:var(--brand)}
    .cta-btn,.ghost-btn,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:12px 18px;font-weight:700;border:1px solid transparent;transition:.25s;cursor:pointer}
    .cta-btn,.btn{background:linear-gradient(135deg,var(--brand),#4d8dff);color:#fff;box-shadow:0 12px 24px rgba(30,99,255,.2)}
    .ghost-btn{background:#fff;color:var(--brand);border-color:rgba(30,99,255,.18)}
    .cta-btn:hover,.btn:hover,.ghost-btn:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(30,99,255,.18)}
    .hero{padding:28px 0 20px;position:relative;overflow:hidden}
    .hero::before,.hero::after{content:"";position:absolute;border-radius:50%;background:radial-gradient(circle,rgba(30,99,255,.12),rgba(30,99,255,0) 70%);pointer-events:none}
    .hero::before{width:420px;height:420px;right:-140px;top:-70px}
    .hero::after{width:340px;height:340px;left:-120px;bottom:-80px}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:center}
    .hero-card{background:linear-gradient(180deg,#ffffff, #f7fbff);border:1px solid var(--line);border-radius:30px;padding:34px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .hero-card::after{content:"";position:absolute;inset:auto -80px -90px auto;width:240px;height:240px;background:radial-gradient(circle,rgba(18,179,168,.16),rgba(18,179,168,0) 68%)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;background:#eef5ff;border:1px solid #d9e8ff;border-radius:999px;color:var(--brand);font-size:13px;font-weight:700}
    h1{font-size:clamp(32px,4vw,54px);line-height:1.08;margin:18px 0 14px}
    .lead{font-size:18px;line-height:1.8;color:var(--muted);max-width:60ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
    .chip{padding:9px 12px;border-radius:999px;background:#f3f7ff;border:1px solid #dce7fb;color:#294058;font-size:13px}
    .hero-side{display:grid;gap:16px}
    .stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .stat{background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow)}
    .stat strong{display:block;font-size:28px;line-height:1.1;color:#0f2b57}
    .stat span{display:block;color:var(--muted);font-size:13px;margin-top:8px}
    .mini-panel{background:linear-gradient(145deg,#ffffff,#f4fbff);border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow)}
    .mini-panel h3{margin:0 0 10px;font-size:18px}
    .mini-panel ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}
    section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}
    .section-head h2{font-size:28px;margin:0}
    .section-head p{margin:0;color:var(--muted);max-width:62ch;line-height:1.7}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:.25s}
    .card:hover{transform:translateY(-4px)}
    .card h3{margin:0 0 10px;font-size:20px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#edf4ff,#ffffff);border:1px solid #dce8fb;color:var(--brand);font-weight:800;margin-bottom:14px}
    .feature-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}
    .feature-list li{display:flex;gap:10px;align-items:flex-start}
    .feature-list li::before{content:"";width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));margin-top:10px;flex:0 0 auto}
    .timeline{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:74px 1fr;gap:14px;align-items:start;padding:16px;border:1px solid var(--line);background:#fff;border-radius:18px}
    .step .num{width:58px;height:58px;border-radius:18px;background:linear-gradient(135deg,#1e63ff,#12b3a8);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:800}
    .table-wrap{overflow:auto;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:16px 14px;border-bottom:1px solid #edf2f8;text-align:left;vertical-align:top}
    th{background:#f5f8ff;color:#24364d;font-size:14px}
    td{color:#415167}
    .rating{display:inline-flex;gap:4px;color:#ff9f0f;font-weight:800}
    .price-box{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .price{background:linear-gradient(180deg,#fff,#f6fbff);border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:var(--shadow)}
    .price .tag{display:inline-block;padding:6px 10px;border-radius:999px;background:#eef6ff;color:var(--brand);font-size:12px;font-weight:700;margin-bottom:12px}
    .price strong{font-size:30px;display:block;margin:8px 0;color:#10243f}
    .faq{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 18px;box-shadow:var(--shadow)}
    summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:700;color:#1d304a}
    summary::-webkit-details-marker{display:none}
    details p{margin:0 0 18px;color:var(--muted);line-height:1.75}
    .review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .review{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:var(--shadow)}
    .review .meta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:12px}
    .review .role{color:var(--brand);font-weight:700;font-size:13px}
    .review p{margin:0;color:var(--muted);line-height:1.8}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:9px 12px;background:#fff;border:1px solid var(--line);border-radius:999px;color:#2e415a;font-size:13px}
    .article-list{display:grid;gap:12px}
    .article-item{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:16px 18px;border:1px solid var(--line);background:#fff;border-radius:18px}
    .article-item strong{display:block;color:#18304e}
    .article-item span{color:var(--muted);font-size:13px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .form-grid .full{grid-column:1/-1}
    label{display:block;font-size:14px;font-weight:700;margin-bottom:8px;color:#20324a}
    input,select,textarea{width:100%;border:1px solid #d7e2f0;border-radius:14px;background:#fff;color:#16263e;padding:13px 14px;font:inherit;outline:none;transition:.2s}
    input:focus,select:focus,textarea:focus{border-color:#7ca6ff;box-shadow:0 0 0 4px rgba(30,99,255,.08)}
    textarea{min-height:122px;resize:vertical}
    .footer{margin-top:18px;padding:26px 0 34px;background:#0f1f35;color:#dce6f7}
    .footer a{color:#ffffff}
    .footer .container{display:grid;gap:18px}
    .footer-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;align-items:start}
    .footer-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:18px}
    .footer small{color:#aabbd3}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{padding:8px 10px;background:rgba(255,255,255,.08);border-radius:999px}
    .fixed-contact{position:fixed;right:18px;bottom:18px;z-index:50;display:grid;gap:10px}
    .fixed-contact a,.fixed-contact button{border:none;border-radius:999px;padding:12px 16px;font-weight:700;background:#fff;color:#173458;box-shadow:var(--shadow);border:1px solid var(--line)}
    .back-top{position:fixed;left:18px;bottom:18px;z-index:50;border:none;border-radius:999px;padding:12px 14px;background:#fff;color:#173458;box-shadow:var(--shadow);border:1px solid var(--line);display:none}
    .floating-qrcode{display:grid;gap:10px;align-items:center}
    .floating-qrcode img{width:94px;height:94px;object-fit:cover;border-radius:14px;border:1px solid var(--line)}
    .muted{color:var(--muted)}
    .section-soft{background:linear-gradient(180deg,rgba(255,255,255,.4),rgba(241,246,255,.7));border-top:1px solid rgba(220,230,243,.7);border-bottom:1px solid rgba(220,230,243,.7)}
    .anchor-pad{scroll-margin-top:90px}
    .map-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
    .map-grid .card{padding:18px}
    .center{text-align:center}
    .inline-imgs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .inline-imgs img{border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow);width:100%;height:auto}
    .scroll-x{overflow:auto}
    .reveal{opacity:0;transform:translateY(16px);transition:.6s ease}
    .reveal.in{opacity:1;transform:none}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.review-grid,.price-box,.footer-grid,.map-grid{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .nav-toggle{display:inline-flex}
      .nav{display:none;position:absolute;left:16px;right:16px;top:68px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px;box-shadow:var(--shadow)}
      .nav.open{display:flex;flex-direction:column;align-items:flex-start}
      .header-inner{position:relative}
      .form-grid{grid-template-columns:1fr}
    }
    @media (max-width: 640px){
      .container{width:min(var(--container),calc(100% - 22px))}
      .hero-card{padding:24px}
      h1{font-size:30px}
      .lead{font-size:16px}
      .stat-grid{grid-template-columns:1fr}
      .inline-imgs{grid-template-columns:1fr}
      .fixed-contact{right:12px;bottom:12px}
      .back-top{left:12px;bottom:12px}
    }