:root{
      --green-900:#0b3d2e;
      --green-800:#0f5a3d;
      --green-700:#146b4a;
      --green-600:#1f7a55;
      --green-200:#d9f2e6;
      --green-100:#ebfbf3;
      --ink:#0e1a14;
      --muted:#4a5b54;
      --card:#ffffff;
      --line:#e6efe9;
      --shadow:0 10px 30px rgba(11,61,46,.10);
      --radius:18px;
      --max:1100px;
    }
    *{box-sizing:border-box}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
      color:var(--ink);
      background: linear-gradient(180deg, var(--green-100), #ffffff 35%, #ffffff);
      line-height:1.55;
    }
    a{color:var(--green-700); text-decoration:none}
    a:hover{text-decoration:underline}
    .wrap{max-width:var(--max); margin:0 auto; padding:24px}
    .topbar{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(160%) blur(10px);
      background:rgba(255,255,255,.80);
      border-bottom:1px solid var(--line);
    }
    .topbar .wrap{display:flex; align-items:center; justify-content:space-between; gap:16px}
    .brand{display:flex; align-items:center; gap:10px; font-weight:800; letter-spacing:.2px}
    .logo{
      width:40px; height:40px; border-radius:12px;
      background: radial-gradient(circle at 30% 30%, var(--green-200), #fff 55%, var(--green-100));
      border:1px solid var(--line);
      display:grid; place-items:center;
      box-shadow:0 6px 18px rgba(15,90,61,.10);
    }
    .logo svg{width:22px; height:22px; fill:var(--green-700)}
    .nav{display:flex; flex-wrap:wrap; gap:14px; color:var(--muted); font-size:14px}
    .nav a{color:var(--muted)}
    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      padding:12px 16px; border-radius:14px;
      background:var(--green-700); color:#fff; border:1px solid rgba(0,0,0,0);
      box-shadow:0 10px 24px rgba(20,107,74,.22);
      font-weight:700;
    }
    .btn:hover{filter:brightness(.97); text-decoration:none}
    .btn.secondary{
      background:#fff; color:var(--green-800);
      border:1px solid var(--line);
      box-shadow:none;
    }
    header.hero{
      padding:42px 0 20px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.35fr .65fr;
      gap:22px;
      align-items:stretch;
    }
    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr; }
    }
    .hero-card{
      background:linear-gradient(135deg, #ffffff, var(--green-100));
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:26px;
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-120px -120px auto auto;
      width:260px; height:260px; border-radius:999px;
      background:radial-gradient(circle at 40% 40%, rgba(31,122,85,.22), rgba(31,122,85,0) 62%);
      transform:rotate(18deg);
    }
    .kicker{
      display:inline-flex; gap:8px; align-items:center;
      padding:8px 12px; border-radius:999px;
      background:rgba(217,242,230,.8);
      border:1px solid var(--line);
      color:var(--green-800);
      font-weight:700; font-size:13px;
      position:relative;
    }
    h1{
      margin:14px 0 10px;
      font-size:40px;
      line-height:1.12;
      letter-spacing:-.5px;
      position:relative;
    }
    @media (max-width: 520px){ h1{font-size:32px} }
    .lead{
      margin:0;
      color:var(--muted);
      font-size:16px;
      max-width:72ch;
      position:relative;
    }
    .hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin-top:18px; position:relative}
    .note{
      margin-top:14px;
      font-size:13px;
      color:var(--muted);
      position:relative;
    }
    .side{
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:18px;
      box-shadow:var(--shadow);
    }
    .side h3{margin:6px 0 10px; font-size:16px}
    .checklist{margin:0; padding:0; list-style:none; display:grid; gap:10px}
    .checklist li{
      display:flex; gap:10px;
      padding:10px 12px;
      border:1px solid var(--line);
      border-radius:14px;
      background:linear-gradient(180deg, #fff, #fbfffd);
    }
    .dot{
      width:22px; height:22px; border-radius:8px;
      background:rgba(31,122,85,.12);
      border:1px solid rgba(31,122,85,.22);
      display:grid; place-items:center;
      flex:0 0 auto;
    }
    .dot svg{width:14px; height:14px; fill:var(--green-700)}
    .grid{
      display:grid;
      grid-template-columns: 1fr 320px;
      gap:22px;
      align-items:start;
      margin-top:18px;
    }
    @media (max-width: 980px){
      .grid{grid-template-columns:1fr}
    }
    .card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:22px;
      box-shadow:var(--shadow);
    }
    .card h2{margin:0 0 8px; font-size:22px}
    .card h3{margin:18px 0 8px; font-size:18px}
    .muted{color:var(--muted)}
    .pillrow{display:flex; flex-wrap:wrap; gap:10px; margin:12px 0 0}
    .pill{
      font-size:13px;
      padding:8px 10px;
      border-radius:999px;
      background:var(--green-100);
      border:1px solid var(--line);
      color:var(--green-800);
      font-weight:700;
    }
    .toc{
      position:sticky; top:82px;
      padding:18px;
    }
    .toc h3{margin:0 0 10px; font-size:16px}
    .toc a{
      display:block;
      padding:9px 10px;
      border-radius:12px;
      color:var(--muted);
      border:1px solid transparent;
    }
    .toc a:hover{
      background:var(--green-100);
      border-color:var(--line);
      text-decoration:none;
      color:var(--green-800);
    }
    .callout{
      margin-top:18px;
      padding:16px 16px;
      border-radius:16px;
      background:linear-gradient(135deg, rgba(31,122,85,.12), rgba(217,242,230,.55));
      border:1px solid rgba(31,122,85,.18);
    }
    .callout strong{color:var(--green-900)}
    .two-col{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
      margin-top:12px;
    }
    @media (max-width: 720px){ .two-col{grid-template-columns:1fr} }
    .mini{
      border:1px solid var(--line);
      border-radius:16px;
      padding:14px;
      background:#fff;
    }
    .mini h4{margin:0 0 6px; font-size:15px}
    .mini p{margin:0; color:var(--muted); font-size:14px}
    .steps{display:grid; gap:12px; margin-top:12px}
    .step{
      display:flex; gap:12px; align-items:flex-start;
      padding:14px;
      border:1px solid var(--line);
      border-radius:16px;
      background:linear-gradient(180deg, #fff, #fbfffd);
    }
    .num{
      width:34px; height:34px; border-radius:12px;
      background:rgba(31,122,85,.12);
      border:1px solid rgba(31,122,85,.22);
      display:grid; place-items:center;
      color:var(--green-800); font-weight:900;
      flex:0 0 auto;
    }
    .quote{
      margin-top:18px;
      border-left:4px solid var(--green-600);
      padding:12px 14px;
      background:var(--green-100);
      border-radius:12px;
      color:var(--muted);
    }
    .divider{height:1px; background:var(--line); margin:18px 0}
    .faq details{
      border:1px solid var(--line);
      border-radius:16px;
      padding:12px 14px;
      background:#fff;
      margin-top:10px;
    }
    .faq summary{
      cursor:pointer;
      font-weight:800;
      color:var(--green-900);
      list-style:none;
    }
    .faq summary::-webkit-details-marker{display:none}
    .faq p{margin:10px 0 0; color:var(--muted)}
    footer{
      margin-top:26px;
      padding:26px 0 42px;
      border-top:1px solid var(--line);
      color:var(--muted);
      font-size:13px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:16px;
      align-items:start;
    }
    @media (max-width: 860px){ .footer-grid{grid-template-columns:1fr} }
    .tag{
      display:inline-flex;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      margin:6px 8px 0 0;
      font-weight:700;
      color:var(--green-800);
      font-size:12px;
    }
    .small{font-size:12px}