:root{font-family:system-ui,sans-serif;color:#f0f2ff;background:#101321;color-scheme:dark}*{box-sizing:border-box}body{margin:0}main{max-width:760px;margin:auto;padding:40px 24px}a{color:#c7b5ff}.brand{font-size:24px;font-weight:800;text-decoration:none}h1{font-size:clamp(36px,7vw,62px);letter-spacing:-.04em;line-height:1.07}p,li{line-height:1.7;color:#c9cfdf}section{padding:16px 24px;border:1px solid #39405b;border-radius:20px;margin:24px 0;background:#191e30}button{font:inherit;font-weight:700;border:0;border-radius:14px;background:#c7b5ff;color:#18122a;padding:16px 24px;cursor:pointer}button:disabled{opacity:.65}a:focus-visible,button:focus-visible{outline:3px solid #e5d9ff;outline-offset:4px}footer{margin-top:36px}