*{box-sizing:border-box}body{margin:0;background:#edf2fc;color:#123448;font:15px Arial,sans-serif}header{background:#11394b;color:white;padding:20px;display:flex;gap:24px;align-items:center;flex-wrap:wrap}header a{color:white}main{max-width:1050px;margin:32px auto;padding:0 20px}#downloadCards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}article,.unlock{background:#fff;padding:22px;border:1px solid #d0ddec;border-radius:12px}h2{font-size:18px}.unlock{margin-top:24px}form{display:flex;flex-wrap:wrap;align-items:end;gap:16px}label{display:grid;gap:8px}input{padding:12px;border:1px solid #afc2d2;border-radius:6px;max-width:100%}button,.download-link{display:inline-block;padding:12px;border:0;border-radius:7px;background:#12394a;color:white;text-decoration:none;cursor:pointer}small{display:block;color:#657c91;margin-bottom:16px}button:disabled{opacity:.6;cursor:wait}