:root{--ink:#17202a;--muted:#5d6874;--line:#e4e8ec;--bg:#fafbfc;--card:#fff;--accent:#0f7a5c}
*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:var(--bg);color:var(--ink);
font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent)}header{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
padding:16px 24px;background:var(--card);border-bottom:1px solid var(--line)}
.brand{font-weight:700;font-size:1.1rem;color:var(--ink);text-decoration:none}nav a{margin-left:20px;color:var(--ink);text-decoration:none;font-weight:500}
main{flex:1;width:100%;max-width:780px;margin:0 auto;padding:40px 24px 64px}
.hero{text-align:center;padding:48px 0 24px}.hero h1{font-size:clamp(2rem,5vw,2.8rem);line-height:1.15;margin:0 0 16px;letter-spacing:-.02em}
.hero p{font-size:1.15rem;color:var(--muted);max-width:600px;margin:0 auto 28px}
.btn{display:inline-block;padding:14px 26px;border-radius:8px;background:var(--accent);color:#fff;font-weight:600;text-decoration:none}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:40px 0}
.step{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px}.step b{display:block;margin-bottom:6px}
h1{line-height:1.2}h2{font-size:1.15rem;margin:28px 0 8px}.muted{color:var(--muted)}
footer{padding:24px;text-align:center;font-size:.85rem;color:var(--muted);background:var(--card);border-top:1px solid var(--line)}
footer p{margin:4px auto;max-width:760px}footer a{color:var(--muted)}