body{margin:0;background:#101e29;color:#eff5f1;font:18px/1.65 system-ui}main{max-width:850px;margin:auto;padding:32px 22px}h1{font-size:clamp(36px,7vw,68px);line-height:1.1}h2{line-height:1.3}section{background:#1b303e;padding:24px;border-radius:16px;margin:24px 0}.brand{color:#8fe0b3;font-weight:800;font-size:26px}.button{display:inline-block;background:#b7f2cb;color:#102c22;padding:14px 22px;border-radius:8px;font-weight:700}.small,footer{font-size:15px}a:focus-visible{outline:3px solid white;outline-offset:4px}