:root{color-scheme:dark;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;--bg: #0a0a0a;--card: #161618;--text: #ededef;--brand: #6366f1;--skeleton-hi: #2a2a2f}*{box-sizing:border-box}html,body,#root{margin:0;width:100%;height:100%}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}#root{position:relative;overflow:hidden}.cal-frame{width:100%;height:100%}.fallback{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-content:center;gap:1rem;text-align:center;padding:2rem}.btn{display:inline-block;padding:.65rem 1.1rem;border-radius:.7rem;background:var(--brand);color:#fff;font-weight:600;text-decoration:none;transition:filter .15s ease}.btn:hover{filter:brightness(1.1)}.loading{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;display:flex;align-items:center;justify-content:center;gap:.75rem;background:var(--bg);color:#a1a1aa;font-size:.95rem}.spinner{width:1.1rem;height:1.1rem;border:2px solid var(--skeleton-hi);border-top-color:var(--brand);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion: reduce){.spinner{animation-duration:1.5s}}