:root{--bg: #0b0f14}html,body{margin:0;padding:0;width:100%;height:100%;background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}app-root{display:block;height:100%}.game-frame{position:fixed;inset:0}.game-frame iframe{width:100%;height:100%;border:0;display:block}