:root{color:#38291d;background:#07142e;font-family:Microsoft YaHei,PingFang SC,system-ui,sans-serif}*{box-sizing:border-box}html,body,#app{width:100%;height:100%;margin:0}body{touch-action:none;overflow:hidden}canvas{display:block}.auth-overlay{z-index:10;background:#07142eb8;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.auth-card{color:#3a281d;background:#fff7e6f5;border:2px solid #e8c678;border-radius:8px;gap:12px;width:min(340px,100vw - 40px);padding:22px;display:grid;box-shadow:0 16px 36px #00000047}.auth-title{color:#3a281d;text-align:center;font-size:24px;font-weight:800}.auth-field{gap:6px;font-size:14px;font-weight:700;display:grid}.auth-field input{color:#3a281d;font:inherit;background:#fff8e8;border:1px solid #d9b966;border-radius:6px;outline:none;height:38px;padding:0 10px}.auth-field input:focus{border-color:#bd7619;box-shadow:0 0 0 2px #e8c67873}.auth-error{color:#b4311f;text-align:center;min-height:18px;font-size:13px}.auth-actions{grid-template-columns:1fr 1fr;gap:10px;display:grid}.auth-button{cursor:pointer;font:inherit;border:1px solid #c8841e;border-radius:6px;height:38px;font-weight:800}.auth-button.primary{color:#fff5d7;text-shadow:0 1px #58200a99;background:linear-gradient(#e94d2f,#b92919)}.auth-button.secondary{color:#8a3f22;background:#ffedbd}.auth-button:disabled{cursor:wait;opacity:.62}