body{font-family:Inter,sans-serif;margin:0}
.container{max-width:1200px;margin:auto;padding:20px}
nav ul{display:flex;gap:20px;list-style:none}
.section{padding:4rem 0}
.card{border:1px solid #e5e7eb;padding:2rem;border-radius:14px}
.hero{padding:6rem 0;background:#f8fafc}
.btn{background:#2563eb;color:#fff;padding:.7rem 1.4rem;border-radius:999px}
.footer{background:#020617;color:#cbd5f5;text-align:center;padding:3rem 0}