:root{color:#171717;background:#f4f5f7;font-family:Inter,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}.app-shell{place-items:center;min-height:100vh;padding:32px 16px;display:grid}.panel{background:#fff;border-radius:16px;width:min(620px,100%);padding:28px;box-shadow:0 10px 35px #00000014}h1,h2{margin-top:0}label{margin:14px 0 6px;font-weight:600;display:block}input{border:1px solid #d7d9df;border-radius:9px;width:100%;padding:12px}button{cursor:pointer;border:0;border-radius:9px;margin-top:14px;padding:11px 16px}button:disabled{cursor:not-allowed;opacity:.55}.muted{color:#666}section section{border-top:1px solid #eceef2;margin-top:24px;padding-top:24px}