*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1f2328;background:#fafaf8}
a{color:var(--a)}header,footer,main{max-width:960px;margin:0 auto;padding:0 20px}
header{display:flex;justify-content:space-between;align-items:center;padding-top:22px;padding-bottom:22px;flex-wrap:wrap;gap:12px}
.logo{font-weight:700;font-size:20px;text-decoration:none;color:#1f2328;display:flex;align-items:center;gap:10px}
nav a{margin-left:18px;text-decoration:none;color:#57606a}nav a:hover{color:var(--a)}
.hero{padding:70px 0 50px}.hero h1{font-size:clamp(28px,5vw,46px);line-height:1.15;margin:0 0 14px}.hero p{font-size:18px;color:#57606a;max-width:640px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;padding:20px 0 60px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:22px}.card h3{margin:0 0 8px;font-size:17px}.card p{margin:0;color:#57606a}
.btn{display:inline-block;background:var(--a);color:#fff;padding:10px 20px;border-radius:8px;text-decoration:none;margin-top:10px}
footer{border-top:1px solid #e5e7eb;padding-top:22px;padding-bottom:40px;color:#6e7781;font-size:14px}
@media (max-width:560px){nav a{margin:0 14px 0 0}}