:root{
    --ink:#e8e4d4;
    --amber:#e8b04b;
    --moss:#7da05a;
    --deep:#0a1410;
    --danger:#d4573b;
  }
  *{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
  html,body{width:100%;height:100%;background:#050a08;overflow:hidden;font-family:Georgia,'Times New Roman',serif;color:var(--ink)}
  #stage{position:absolute;overflow:hidden;background:#0a1410;box-shadow:0 0 120px rgba(0,0,0,.9)}
  #game{position:absolute;inset:0;width:100%;height:100%;display:block}
  button{touch-action:manipulation}
  #game{touch-action:none}
  /* rotate prompt for portrait phones */
  #rotate{display:none;position:fixed;inset:0;z-index:99;background:#050a08;color:var(--ink);flex-direction:column;align-items:center;justify-content:center;text-align:center;letter-spacing:.2em;font-size:14px;line-height:2}
  @media (orientation:portrait) and (max-width:820px){ #rotate{display:flex} }