:r oot{--text:#0f172a;--muted:#475569;--brand:#0ea5e9;--brandH:#0284c7;--bg:#ffffff}
*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg)}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text)}
main,section{max-width:960px;margin:0 auto;padding:48px 20px}
h1,h2{letter-spacing:-.02em} .muted{color:var(--muted)}
.hero{padding-top:72px;text-align:center}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:10px 18px;border-radius:6px;text-decoration:none;font-weight:600}
.btn:hover{background:var(--brandH)}
.field{margin:10px 0} .field input,.field textarea{width:100%;padding:10px;border:1px solid #d1d5db;border-radius:6px}
.grid{display:grid;gap:16px} .grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
footer{padding:28px 20px;text-align:center;color:var(--muted);border-top:1px solid #eee}
nav{border-bottom:1px solid #eee;position:sticky;top:0;background:#fff;z-index:10}
nav .wrap{max-width:960px;margin:0 auto;display:flex;gap:14px;align-items:center;padding:10px 20px;justify-content:space-between}
nav a{color:var(--muted);text-decoration:none;font-weight:600} nav a:hover{color:var(--text)}
.badges {display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.badges span{font-size:12px;color:#0f172a;background:#e2f2fb;padding:4px 8px;border-radius:6px}