body {margin:0;font-family:sans-serif;background:#020617;color:#fff;}
h1,h2,h3{color:#0EA5A4;}
a{color:#06B6D4;text-decoration:none;}
section{padding:2rem;}
footer{padding:1rem;text-align:center;font-size:0.9rem;color:#94a3b8;border-top:1px solid #1e293b;}