:root{
      --bg:#f4f9ff;
      --white:#ffffff;
      --ink:#12304d;
      --muted:#5f7590;
      --line:#dbe8f5;
      --brand:#2070e8;
      --brand-dark:#114ea8;
      --soft:#eaf3ff;
      --accent:#79b5ff;
      --shadow:0 14px 40px rgba(18,48,77,.10);
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:14px;
      --max:1180px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Arial, Helvetica, sans-serif;
      background:linear-gradient(180deg,#f6fbff 0%,#eef6ff 100%);
      color:var(--ink);
      line-height:1.7;
    }

    img{
      max-width:100%;
      display:block;
      border:0;
    }

    a{
      color:var(--brand);
      text-decoration:none;
    }

    a:hover{
      color:var(--brand-dark);
      text-decoration:underline;
    }

    .container{
      width:min(var(--max), calc(100% - 32px));
      margin:0 auto;
    }

    .hero{
      padding:64px 0 34px;
    }

    .hero-card{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:28px;
      align-items:center;
      background:var(--white);
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      padding:34px;
      box-shadow:var(--shadow);
    }

    .eyebrow{
      display:inline-block;
      padding:8px 14px;
      border-radius:999px;
      background:var(--soft);
      color:var(--brand-dark);
      font-size:13px;
      font-weight:700;
      letter-spacing:.4px;
      text-transform:uppercase;
      margin-bottom:14px;
    }

    h1,h2,h3{
      line-height:1.2;
      margin:0 0 16px;
      color:var(--ink);
    }

    h1{
      font-size:42px;
      letter-spacing:-.4px;
    }

    h2{
      font-size:30px;
      margin-top:0;
    }

    h3{
      font-size:22px;
    }

    p{
      margin:0 0 16px;
      color:var(--ink);
    }

    .lead{
      font-size:18px;
      color:var(--muted);
      max-width:720px;
    }

    .hero-meta{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:22px;
      color:var(--muted);
      font-size:14px;
    }

    .meta-pill{
      background:#f8fbff;
      border:1px solid var(--line);
      padding:10px 14px;
      border-radius:999px;
    }

    .hero-image{
      background:linear-gradient(180deg,#eef6ff 0%,#dfeeff 100%);
      border:1px solid var(--line);
      border-radius:24px;
      padding:18px;
    }

    .hero-image figure{
      margin:0;
    }

    .hero-image img{
      border-radius:18px;
      width:100%;
      height:auto;
      object-fit:cover;
      aspect-ratio:4/3;
      background:#ffffff;
    }

    .hero-image figcaption{
      font-size:13px;
      color:var(--muted);
      margin-top:10px;
    }

    .layout{
      display:grid;
      grid-template-columns:280px minmax(0,1fr);
      gap:28px;
      padding:18px 0 70px;
    }

    .toc{
      position:sticky;
      top:22px;
      align-self:start;
      background:var(--white);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      padding:22px;
      box-shadow:var(--shadow);
    }

    .toc h2{
      font-size:18px;
      margin-bottom:14px;
    }

    .toc ul{
      list-style:none;
      padding:0;
      margin:0;
    }

    .toc li{
      margin:0 0 10px;
    }

    .toc a{
      display:block;
      padding:10px 12px;
      border-radius:10px;
      color:var(--ink);
      border:1px solid transparent;
      background:#f9fbff;
      font-size:14px;
    }

    .toc a:hover{
      border-color:var(--line);
      background:var(--soft);
      text-decoration:none;
    }

    .content{
      min-width:0;
    }

    .section{
      background:var(--white);
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      padding:34px;
      box-shadow:var(--shadow);
      margin-bottom:22px;
    }

    .section ul,
    .section ol{
      margin:0 0 16px 20px;
      padding:0;
      color:var(--ink);
    }

    .section li{
      margin-bottom:10px;
    }

    .highlight{
      background:linear-gradient(180deg,#f3f9ff 0%,#e8f2ff 100%);
      border:1px solid #d8e7fb;
      border-radius:18px;
      padding:20px;
      margin:18px 0;
    }

    .grid-2{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:18px;
    }

    .card{
      background:#f9fbff;
      border:1px solid var(--line);
      border-radius:18px;
      padding:20px;
    }

    .table-wrap{
      overflow-x:auto;
      border:1px solid var(--line);
      border-radius:18px;
      background:#fff;
    }

    table{
      width:100%;
      border-collapse:collapse;
      min-width:720px;
    }

    th,td{
      text-align:left;
      padding:14px 16px;
      border-bottom:1px solid var(--line);
      vertical-align:top;
    }

    th{
      background:#f2f8ff;
      color:var(--ink);
      font-size:15px;
    }

    tr:last-child td{
      border-bottom:none;
    }

    .cta-box{
      background:linear-gradient(135deg,#1f6feb 0%,#5da8ff 100%);
      color:#fff;
      border-radius:24px;
      padding:30px;
      box-shadow:0 20px 44px rgba(31,111,235,.22);
    }

    .cta-box h2,
    .cta-box p{
      color:#fff;
    }

    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:18px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:48px;
      padding:0 18px;
      border-radius:999px;
      font-weight:700;
      text-decoration:none;
      transition:.2s ease;
    }

    .btn-primary{
      background:#fff;
      color:var(--brand-dark);
    }

    .btn-primary:hover{
      background:#f2f7ff;
      text-decoration:none;
    }

    .btn-secondary{
      background:rgba(255,255,255,.12);
      color:#fff;
      border:1px solid rgba(255,255,255,.28);
    }

    .btn-secondary:hover{
      background:rgba(255,255,255,.18);
      text-decoration:none;
    }

    .faq-item{
      border-top:1px solid var(--line);
      padding:18px 0 0;
      margin-top:18px;
    }

    .faq-item:first-of-type{
      border-top:none;
      padding-top:0;
      margin-top:0;
    }

    .note{
      font-size:14px;
      color:var(--muted);
    }

    footer{
      padding:0 0 60px;
    }

    .footer-box{
      font-size:14px;
      color:var(--muted);
      text-align:center;
    }

    @media (max-width: 991px){
      .hero-card,
      .layout,
      .grid-2{
        grid-template-columns:1fr;
      }

      .toc{
        position:relative;
        top:auto;
      }

      h1{
        font-size:34px;
      }

      h2{
        font-size:26px;
      }

      .section,
      .hero-card{
        padding:24px;
      }
    }

    @media (max-width: 640px){
      .container{
        width:min(var(--max), calc(100% - 20px));
      }

      .hero{
        padding-top:34px;
      }

      h1{
        font-size:28px;
      }

      .lead{
        font-size:16px;
      }

      .section,
      .hero-card,
      .toc{
        padding:20px;
      }

      .meta-pill{
        width:100%;
      }
    }