*{box-sizing:border-box}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:#1f2933;background:#fff}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid #e4e7eb}
header .wrap{display:flex;justify-content:space-between;align-items:center;height:60px}
.logo{font-weight:700}
nav a{margin-left:20px;color:#52606d;text-decoration:none}
nav a:hover{color:#1f2933}
.hero{background:#f5f7fa;padding:80px 0}
.hero h1{font-size:2.4rem;margin:0 0 12px}
.hero p{color:#52606d;max-width:560px}
.btn{display:inline-block;margin-top:16px;padding:10px 22px;background:#2f6fed;color:#fff;border-radius:6px;text-decoration:none}
section.wrap{padding-top:48px;padding-bottom:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.card{border:1px solid #e4e7eb;border-radius:8px;padding:20px}
.card h3{margin-top:0}
footer{margin-top:48px;border-top:1px solid #e4e7eb;padding:20px 0;color:#7b8794;font-size:.9rem}