html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:#08060f;color:#eaf6ff;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,Noto Sans SC,Noto Sans JP,sans-serif;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;touch-action:none;overscroll-behavior:none}#app{position:fixed;inset:0;overflow:hidden;background:radial-gradient(circle at 50% 18%,#1d1b3a,#12102233 45%,#08060f)}#game{position:absolute;inset:0;display:block;width:100%;height:100%;background:transparent;touch-action:none}