:root{font-family:Arial,sans-serif;color:#192b4c;background:#fffdf8}*{box-sizing:border-box}body{margin:0}header,footer{max-width:1100px;margin:auto;padding:28px;display:flex;align-items:center;justify-content:space-between;gap:20px}a{color:#174cff;text-underline-offset:4px}.brand{font-weight:900;font-size:28px;letter-spacing:-1.5px;text-decoration:none}nav{display:flex;gap:25px;font-size:13px}main{max-width:900px;padding:45px 28px 80px;margin:auto}.eyebrow{font-size:10px;letter-spacing:2px;color:#174cff;font-weight:700}h1{font-size:clamp(38px,6vw,66px);letter-spacing:-3px;line-height:1.05;margin:25px 0 30px}h2{font-size:25px;margin-top:38px;letter-spacing:-.6px}p,li{font-size:16px;line-height:1.8;color:#52627d}.lead{font-size:20px;line-height:1.65;max-width:680px}pre{background:#edf2ff;border-radius:10px;padding:24px;overflow:auto;font:13px/1.9 monospace}.cta{display:inline-block;background:#174cff;color:white;border-radius:8px;padding:17px 22px;margin-top:20px;text-decoration:none}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}.cards>a{padding:25px;background:#eef3ff;border-radius:12px;text-decoration:none}.cards h2{margin:20px 0;font-size:22px}.cards p{font-size:14px}.illustration{display:block;margin:35px auto 0;width:300px;max-width:100%;height:auto}footer{border-top:1px solid #e1e7ef;font-size:12px;flex-wrap:wrap}a:focus-visible{outline:3px solid #ff8866;outline-offset:5px}@media(max-width:650px){header{align-items:start;flex-direction:column}.cards{grid-template-columns:1fr}h1{letter-spacing:-1.5px}main{padding-top:25px}nav{flex-wrap:wrap}}