:root{--bg:#ffffff;--text:#111;--muted:#6b7280;--accent:#111827;--card:#f8fafc}
    html,body{height:100%;margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}
    .wrap{max-width:980px;margin:48px auto;padding:28px}
    header{display:flex;align-items:center;gap:16px}
    header img{height:44px}
    h1{font-size:28px;margin:6px 0}
    p.lead{color:var(--muted);margin-top:0}
    .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:28px}
    .card{background:var(--card);border-radius:12px;padding:18px;box-shadow:0 1px 0 rgba(15,23,42,0.04)}
    .card h3{margin:0 0 8px 0;font-size:16px}
    .qa{margin:12px 0;border-top:1px solid rgba(15,23,42,0.06);padding-top:12px}
    .qa h4{margin:0 0 8px 0;font-size:15px}
    .qa p{margin:0;color:var(--muted);line-height:1.5}
    a.link{color:inherit;text-decoration:underline}
    footer{margin-top:36px;color:var(--muted);font-size:14px;text-align:center}
    .cta{margin-top:18px}
    .email{display:inline-block;padding:12px 20px;background:#111827;color:#fff;border-radius:8px;text-decoration:none;font-weight:500}
    @media (max-width:560px){.wrap{padding:16px}}