:root{
      --bg:#f5f8fb;
      --bg2:#edf7fb;
      --card:#ffffff;
      --ink:#102033;
      --muted:#5f6f82;
      --line:#dbe7ef;
      --brand:#1aa6b7;
      --brand2:#2b7cff;
      --brand3:#16c08a;
      --shadow:0 18px 50px rgba(18,44,77,.10);
      --radius:22px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(900px 500px at 12% 8%, rgba(26,166,183,.12), transparent 60%),
        radial-gradient(800px 400px at 88% 10%, rgba(43,124,255,.10), transparent 55%),
        linear-gradient(180deg, #f8fcff 0%, var(--bg) 42%, #f6fbfd 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,.site-footer{position:relative; z-index:5}
    .nav{
      display:flex; align-items:center; justify-content:space-between; gap:16px;
      padding:18px 0;
    }
    .brand{display:flex; align-items:center; gap:12px; min-width:0}
    .brand img{width:44px; height:44px; object-fit:contain; border-radius:12px; background:#fff; box-shadow:0 8px 24px rgba(18,44,77,.08)}
    .brand .text{display:flex; flex-direction:column; min-width:0}
    .brand strong{font-size:18px; letter-spacing:.5px}
    .brand span{font-size:12px; color:var(--muted)}
    .nav-links{display:flex; align-items:center; gap:16px; flex-wrap:wrap; justify-content:flex-end}
    .nav-links a{font-size:14px; color:#294056; padding:8px 10px; border-radius:999px; transition:.22s ease}
    .nav-links a:hover,.nav-links a:focus{background:rgba(26,166,183,.10); color:#0b5c67}
    .nav-cta{display:flex; align-items:center; gap:10px}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      border:1px solid transparent; border-radius:999px; padding:12px 18px;
      font-weight:700; font-size:14px; cursor:pointer; transition:.25s ease;
      box-shadow:0 10px 24px rgba(18,44,77,.08);
      white-space:nowrap;
    }
    .btn-primary{color:#fff; background:linear-gradient(135deg, var(--brand2), var(--brand));}
    .btn-primary:hover{transform:translateY(-1px); box-shadow:0 14px 28px rgba(26,166,183,.22)}
    .btn-ghost{background:#fff; color:var(--ink); border-color:var(--line)}
    .btn-ghost:hover{border-color:#b7d7e6; transform:translateY(-1px)}
    .menu-btn{display:none; background:#fff; border:1px solid var(--line); border-radius:12px; width:44px; height:44px; align-items:center; justify-content:center}
    .menu-btn span{display:block; width:18px; height:2px; background:#28445f; position:relative}
    .menu-btn span:before,.menu-btn span:after{content:""; position:absolute; left:0; width:18px; height:2px; background:#28445f}
    .menu-btn span:before{top:-6px}.menu-btn span:after{top:6px}
    .hero{padding:18px 0 28px}
    .hero-wrap{
      border:1px solid rgba(215,231,239,.9);
      border-radius:30px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.96), rgba(244,252,255,.94)),
        linear-gradient(135deg, rgba(43,124,255,.06), rgba(26,166,183,.04));
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-wrap:before,.hero-wrap:after{
      content:""; position:absolute; border-radius:50%; pointer-events:none;
      background:radial-gradient(circle, rgba(26,166,183,.12), transparent 68%);
    }
    .hero-wrap:before{width:360px;height:360px; right:-120px; top:-80px}
    .hero-wrap:after{width:260px;height:260px; left:-100px; bottom:-90px}
    .hero-inner{display:grid; grid-template-columns:1.25fr .75fr; gap:28px; padding:34px}
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px; border-radius:999px; background:rgba(26,166,183,.10); color:#0e6f7c; font-size:13px; font-weight:700;
    }
    h1{margin:14px 0 12px; font-size:clamp(30px, 5vw, 54px); line-height:1.08; letter-spacing:-.03em}
    .lead{margin:0; font-size:16px; line-height:1.8; color:var(--muted); max-width:62ch}
    .hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin:22px 0 18px}
    .hero-points{display:flex; flex-wrap:wrap; gap:10px}
    .pill{padding:9px 12px; border-radius:999px; background:#fff; border:1px solid var(--line); color:#274055; font-size:13px}
    .hero-panel{
      display:flex; flex-direction:column; gap:16px;
      align-self:stretch;
    }
    .glass-card{
      background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(244,250,253,.96));
      border:1px solid rgba(215,231,239,.95);
      border-radius:24px;
      padding:18px;
      box-shadow:0 16px 36px rgba(18,44,77,.08);
    }
    .stat-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:12px}
    .stat{
      border-radius:18px; padding:14px; background:#fff; border:1px solid var(--line);
    }
    .stat strong{display:block; font-size:22px; line-height:1; margin-bottom:6px}
    .stat span{font-size:13px; color:var(--muted); line-height:1.5}
    .panel-title{font-size:15px; font-weight:800; margin:0 0 10px}
    .mini-list{margin:0; padding:0; list-style:none; display:grid; gap:10px}
    .mini-list li{display:flex; align-items:flex-start; gap:10px; font-size:14px; line-height:1.6; color:#355068}
    .dot{width:9px; height:9px; border-radius:50%; background:linear-gradient(135deg,var(--brand),var(--brand2)); margin-top:7px; flex:none}
    .section{padding:16px 0 0}
    .section-head{display:flex; align-items:end; justify-content:space-between; gap:18px; margin:0 0 18px}
    .section-head h2{margin:0; font-size:clamp(24px,3vw,36px); line-height:1.15}
    .section-head p{margin:0; color:var(--muted); max-width:60ch; line-height:1.7}
    .grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
    .card{
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 10px 30px rgba(18,44,77,.06);
      padding:20px;
      transition:.25s ease;
    }
    .card:hover{transform:translateY(-3px); box-shadow:0 16px 38px rgba(18,44,77,.10)}
    .icon{
      width:46px;height:46px;border-radius:14px; display:grid; place-items:center;
      background:linear-gradient(135deg, rgba(43,124,255,.12), rgba(26,166,183,.12));
      color:#0b6674; font-weight:900; margin-bottom:14px;
    }
    .card h3,.card h4{margin:0 0 10px}
    .card p{margin:0; color:var(--muted); line-height:1.75}
    .list{
      margin:14px 0 0; padding:0; list-style:none; display:grid; gap:10px;
    }
    .list li{display:flex; gap:10px; color:#334b60; line-height:1.6}
    .list li:before{content:""; width:8px;height:8px;border-radius:50%; background:linear-gradient(135deg, var(--brand3), var(--brand2)); margin-top:8px; flex:none}
    .band{
      padding:20px; border-radius:26px; background:linear-gradient(135deg, rgba(26,166,183,.08), rgba(43,124,255,.05));
      border:1px solid rgba(190,223,234,.85);
    }
    .tags{display:flex; flex-wrap:wrap; gap:10px}
    .tag{padding:9px 12px; border-radius:999px; background:#fff; border:1px solid var(--line); font-size:13px; color:#2b4860}
    .table-wrap{overflow:auto; border-radius:22px; border:1px solid var(--line); background:#fff; box-shadow:0 10px 26px rgba(18,44,77,.05)}
    table{width:100%; border-collapse:collapse; min-width:860px}
    th,td{padding:16px 14px; border-bottom:1px solid #e8eff4; text-align:left; vertical-align:top; line-height:1.65}
    th{background:#f5fbfe; color:#244055}
    tr:last-child td{border-bottom:none}
    .badge{display:inline-flex; align-items:center; gap:6px; padding:6px 10px; border-radius:999px; font-size:12px; font-weight:700}
    .badge.green{background:rgba(22,192,138,.12); color:#0c7d59}
    .badge.blue{background:rgba(43,124,255,.12); color:#1857b7}
    .badge.orange{background:rgba(255,160,65,.14); color:#9a5f08}
    .split{display:grid; grid-template-columns:1fr 1fr; gap:16px}
    .step{position:relative; padding-left:18px}
    .step:before{content:""; position:absolute; left:0; top:10px; bottom:10px; width:2px; background:linear-gradient(180deg, var(--brand2), var(--brand))}
    .step-item{position:relative; margin-bottom:18px; padding:16px 16px 16px 18px; background:#fff; border:1px solid var(--line); border-radius:18px}
    .step-item:before{content:attr(data-no); position:absolute; left:-10px; top:14px; width:22px; height:22px; border-radius:50%; background:linear-gradient(135deg,var(--brand2),var(--brand)); color:#fff; display:grid; place-items:center; font-size:12px; font-weight:800}
    .faq-item{border:1px solid var(--line); background:#fff; border-radius:18px; overflow:hidden}
    .faq-q{width:100%; text-align:left; border:0; background:#fff; padding:16px 18px; font-size:15px; font-weight:700; color:#203447; cursor:pointer; display:flex; justify-content:space-between; align-items:center; gap:12px}
    .faq-q span{font-size:20px; color:#3a6d86}
    .faq-a{max-height:0; overflow:hidden; transition:max-height .28s ease, padding .28s ease; padding:0 18px}
    .faq-item.open .faq-a{padding:0 18px 16px; max-height:200px}
    .faq-a p{margin:0; color:var(--muted); line-height:1.75}
    .reviews{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .quote{font-size:14px; line-height:1.8; color:#344b61}
    .meta{margin-top:12px; display:flex; justify-content:space-between; gap:10px; color:var(--muted); font-size:13px}
    .article-list{display:grid; gap:12px}
    .article{
      display:flex; justify-content:space-between; align-items:center; gap:14px;
      padding:14px 16px; border:1px solid var(--line); border-radius:16px; background:#fff;
    }
    .article strong{display:block; margin-bottom:4px}
    .article span{color:var(--muted); font-size:13px}
    .form-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:16px}
    form{display:grid; gap:12px}
    label{font-size:13px; color:#395065; font-weight:700}
    input,select,textarea{
      width:100%; border:1px solid var(--line); background:#fff; border-radius:14px;
      padding:12px 14px; font:inherit; color:var(--ink); outline:none; transition:.2s ease;
    }
    input:focus,select:focus,textarea:focus{border-color:#94cfe0; box-shadow:0 0 0 4px rgba(26,166,183,.10)}
    textarea{min-height:120px; resize:vertical}
    .footer{
      margin-top:22px;
      padding:26px 0 30px;
      color:#365064;
    }
    .footer-inner{
      border-top:1px solid rgba(210,225,235,.9);
      padding-top:20px;
      display:grid; grid-template-columns:1.2fr .8fr; gap:16px;
    }
    .footer a{color:#175f74}
    .footer a:hover{text-decoration:underline}
    .fine{font-size:13px; color:#5f6f82; line-height:1.75}
    .floating{
      position:fixed; right:16px; bottom:16px; display:grid; gap:10px; z-index:20;
    }
    .float-btn{
      width:52px; height:52px; border-radius:16px; display:grid; place-items:center;
      background:linear-gradient(135deg, var(--brand2), var(--brand));
      color:#fff; box-shadow:0 16px 30px rgba(26,166,183,.28); border:0; cursor:pointer;
    }
    .kf-box{
      position:fixed; right:16px; bottom:84px; width:240px; background:#fff; border:1px solid var(--line);
      border-radius:20px; box-shadow:var(--shadow); padding:14px; display:none; z-index:19;
    }
    .kf-box.open{display:block}
    .kf-box img{border-radius:14px; width:100%}
    .mobile-panel{display:none}
    .hero-rows{display:grid; gap:12px}
    .score{
      display:flex; align-items:center; gap:12px; padding:14px 16px; border-radius:18px; background:#fff; border:1px solid var(--line)
    }
    .score strong{font-size:26px}
    .score small{display:block; color:var(--muted)}
    .anchor-head{scroll-margin-top:92px}
    .tiny{font-size:12px; color:var(--muted)}
    @media (max-width: 1024px){
      .hero-inner,.split,.form-grid,.footer-inner,.grid-4,.reviews{grid-template-columns:1fr 1fr}
      .grid-3{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 760px){
      .nav-links,.nav-cta{display:none}
      .menu-btn{display:inline-flex}
      .mobile-panel{display:none; padding:0 0 16px}
      .mobile-panel.open{display:block}
      .mobile-panel .wrap{
        display:grid; gap:10px; padding:14px; background:#fff; border:1px solid var(--line); border-radius:18px;
      }
      .mobile-panel a,.mobile-panel .btn{justify-content:flex-start}
      .hero-inner,.split,.form-grid,.footer-inner,.grid-3,.grid-4,.reviews{grid-template-columns:1fr}
      .hero-inner{padding:24px}
      .section-head{flex-direction:column; align-items:flex-start}
      .stat-grid{grid-template-columns:1fr 1fr}
      .floating{right:12px; bottom:12px}
      .kf-box{right:12px; width:min(88vw, 240px)}
      table{min-width:760px}
    }
    .reveal{opacity:0; transform:translateY(14px); transition:opacity .55s ease, transform .55s ease}
    .reveal.in{opacity:1; transform:none}