:root{--bg: #0f172a;--fg: #e6eef8}html,body,#root{height:100%}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;background:var(--bg);color:var(--fg);display:flex;align-items:center;justify-content:center}.app{text-align:center}h1{font-size:2rem;margin:0}p{margin:.5rem 0 0}