:root{color:#101828;background:#f7f8fb;font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}.feishu-bootstrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 18% 18%,rgba(47,107,255,.1),transparent 32%),linear-gradient(145deg,#fbfcff,#f4f6fb)}.feishu-bootstrap-card{width:min(440px,100%);padding:36px;border:1px solid rgba(16,24,40,.08);border-radius:20px;background:#fffffff5;box-shadow:0 20px 60px #1f30551a;text-align:center}.feishu-bootstrap-logo{display:block;margin:0 auto 18px;border-radius:16px}.feishu-bootstrap-kicker{margin:0 0 8px;color:#2f6bff;font-size:12px;font-weight:700;letter-spacing:.18em}.feishu-bootstrap h1{margin:0;font-size:clamp(24px,5vw,30px);line-height:1.25}.feishu-bootstrap-status{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:28px;color:#667085;font-size:15px}.feishu-bootstrap-spinner{width:20px;height:20px;border:2px solid #dbe4ff;border-top-color:#2f6bff;border-radius:50%;animation:feishu-bootstrap-spin .8s linear infinite}.feishu-bootstrap-error{margin:24px 0 0;padding:14px 16px;border:1px solid #ffd2cf;border-radius:12px;background:#fff2f0;color:#b42318;line-height:1.6;text-align:left}.feishu-bootstrap-retry{margin-top:20px;border:0;border-radius:10px;padding:11px 24px;background:#2f6bff;color:#fff;font:inherit;font-weight:600;cursor:pointer}.feishu-bootstrap-retry:focus-visible{outline:3px solid rgba(47,107,255,.24);outline-offset:3px}@keyframes feishu-bootstrap-spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion: reduce){.feishu-bootstrap-spinner{animation:none}}