body{font-family:system-ui,-apple-system,Segoe UI,sans-serif;margin:0;background:#f6f7f9;color:#1d2330}main{max-width:720px;margin:0 auto;padding:40px 20px;background:#fff;min-height:100vh}h1{font-size:1.8em;line-height:1.25}.lead{font-size:1.1em}li{margin:.5em 0}.price{font-size:1.3em;margin:1.2em 0 .6em}.price span{font-size:1.6em;font-weight:700}button{background:#5b2bd6;color:#fff;border:0;border-radius:6px;padding:12px 22px;font-size:1.05em;cursor:pointer;margin-top:8px}label{display:block;margin:12px 0}input[type=email],input[type=text],textarea{width:100%;max-width:460px;padding:8px;border:1px solid #bbb;border-radius:4px;font:inherit}.small{color:#666;font-size:.9em}