:root{--bg:#f6f8fc;--surface:#fff;--ink:#0b1220;--muted:#526174;--line:rgba(15,23,42,.12);--blue:#1e3a5f;--blue-dark:#0a1628;--accent:#0ea5e9;--green:#1f7a53;--gold:#ffcc66;--shadow:0 18px 46px rgba(24,41,66,.12)}
    *{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.55}a{color:var(--blue)}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto}.hero{border-bottom:1px solid var(--line);background:#fff;padding:64px 0}.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:38px;align-items:start}.eyebrow,.tag{margin:0 0 10px;color:var(--green);font-size:12px;font-weight:800;text-transform:uppercase}h1,h2,h3{margin:0;line-height:1.08}h1{max-width:780px;font-size:clamp(40px,7vw,68px)}h2{font-size:clamp(26px,4vw,40px)}h3{font-size:21px}p{margin:12px 0 0}.lede{color:var(--muted);font-size:19px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;border-radius:8px;background:var(--blue);color:#fff;padding:11px 16px;font-weight:800;text-decoration:none}.button.secondary{border:1px solid var(--line);background:#eef3f8;color:var(--blue-dark)}.panel,.step,.checklist{border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.panel{padding:24px}.panel ol{margin:16px 0 0;padding-left:22px}.section{padding:58px 0}.steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.step{padding:22px}.step p{color:var(--muted)}.checklist{padding:24px}.checklist ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 22px;margin:18px 0 0;padding-left:20px}@media(max-width:820px){.seo-article .hero-grid,.seo-article .steps{grid-template-columns:1fr}.seo-article .checklist ul{grid-template-columns:1fr}.seo-article h1{font-size:40px}}