:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#173451;background:#f4f7fb;font-family:Arial,Malgun Gothic,sans-serif}*{box-sizing:border-box}body{margin:0}main{background:#fff;border:1px solid #dbe5f0;border-radius:20px;width:min(620px,100% - 32px);margin:64px auto;padding:32px}.brand{color:#1876ed;font-size:22px;font-weight:800}h1{margin:28px 0 12px;font-size:28px}p{line-height:1.7}.muted{color:#617589;font-size:14px}label{margin:24px 0 8px;font-weight:700;display:block}input{width:100%;font:inherit;border:1px solid #b9cadc;border-radius:8px;padding:12px;display:block}button{width:100%;font:inherit;color:#fff;cursor:pointer;background:#1876ed;border:0;border-radius:8px;margin-top:24px;padding:14px;font-weight:700}button:disabled{opacity:.55;cursor:wait}:focus-visible{outline-offset:3px;outline:3px solid #81b8ff}.result{border-top:1px solid #dbe5f0;margin-top:24px;padding-top:16px}a{color:#125ebd;overflow-wrap:anywhere}[role=alert]{color:#ae2525}