:root{color-scheme:light dark}*{margin:0;padding:0;box-sizing:border-box}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#0f172a;padding:1rem}.title{font-size:clamp(2rem,8vw,5rem);font-weight:800;letter-spacing:-.02em;color:#f8fafc;text-align:center}