body{margin:0;min-height:100vh;font-family:Segoe UI,system-ui,sans-serif;background:#0f172a;color:#f8fafc;display:flex;align-items:center;justify-content:center}#root{width:100%;max-width:28rem;padding:1.5rem;text-align:center}h1{font-size:1.25rem;font-weight:600;margin:0 0 1rem}p{margin:0 0 1rem;color:#cbd5e1}a,button{display:inline-block;margin:.5rem .25rem;padding:.75rem 1.25rem;border-radius:.5rem;border:none;font-size:1rem;cursor:pointer;text-decoration:none}button,a.primary{background:#38bdf8;color:#0f172a;font-weight:600}a.fallback{background:transparent;color:#94a3b8;border:1px solid #334155}