:root{font-family:Arial,Helvetica,sans-serif;color:#1f1f1f;background:#f7f7f7;font-synthesis:none}*{box-sizing:border-box}body{min-height:100vh;margin:0;display:grid;place-items:center;padding:24px;background:#f7f7f7}.shell{width:min(100%,430px)}.card{background:#fff;border:1px solid #dedede;border-radius:5px;padding:28px 30px 30px;box-shadow:0 1px 2px #0000000d}header{display:flex;align-items:center;gap:10px}.brand-mark{display:grid;place-items:center;width:25px;height:25px;background:#f48120;color:#fff;border-radius:3px;font:700 14px ui-monospace,SFMono-Regular,Consolas,monospace}.brand{font:600 11px/1 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.12em;color:#555}.rule{height:1px;background:#e8e8e8;margin:20px 0 24px}h1{margin:0 0 8px;font-size:22px;line-height:1.25;font-weight:600;letter-spacing:-.02em}.description{margin:0 0 22px;color:#666;font-size:14px;line-height:1.55}.players{display:grid;gap:7px;margin-bottom:14px}.identity{width:100%;padding:12px 13px;text-align:left;border:1px solid #d8d8d8;border-radius:3px;background:#fafafa;color:#292929;font:500 13px ui-monospace,SFMono-Regular,Consolas,monospace;cursor:pointer;transition:border-color .15s,background .15s}.identity:hover{border-color:#9d9d9d}.identity.selected{border-color:#222;background:#fff;box-shadow:inset 3px 0 #f48120}.challenge{position:relative;min-height:70px;border:1px solid #d5d5d5;border-radius:3px;background:#fafafa;display:grid;place-items:center;overflow:hidden}.turnstile{width:100%;display:grid;place-items:center}.challenge-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:10px;color:#666;font:12px ui-monospace,SFMono-Regular,Consolas,monospace;background:#fafafa}.challenge-loading.hidden{display:none}.spinner,.button-spinner{width:15px;height:15px;border:2px solid #d0d0d0;border-top-color:#f48120;border-radius:50%;animation:spin .7s linear infinite}.confirm{width:100%;height:43px;margin-top:14px;border:1px solid #1e1e1e;border-radius:3px;background:#222;color:#fff;font:600 13px ui-monospace,SFMono-Regular,Consolas,monospace;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:9px}.confirm:hover:not(:disabled){background:#000}.confirm:disabled{cursor:not-allowed;background:#b8b8b8;border-color:#b8b8b8}.button-spinner{display:none;border-color:#666;border-top-color:#fff}.confirm.loading .button-spinner{display:block}.status{min-height:18px;margin:14px 0 0;text-align:center;color:#777;font:11px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace}.status.success{color:#16803a}.status.error{color:#b42318}pre{white-space:pre-wrap;margin:12px 0 0;padding:10px;border:1px solid #f1c4c0;background:#fff7f6;color:#8c1d18;font:11px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace}footer{text-align:center;margin-top:15px;color:#999;font:9px ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.08em}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:480px){body{padding:12px}.card{padding:24px 20px}}