/* /play — the game full screen with an Exit pill */
html,body{ margin:0; height:100%; background:#1e1530; overflow:hidden; }
iframe{ position:fixed; inset:0; width:100%; height:100%; border:0; display:block; background:#120b1d; }
.back{
  position:fixed; left:max(12px, env(safe-area-inset-left)); bottom:max(12px, env(safe-area-inset-bottom)); z-index:2;
  display:inline-flex; align-items:center; gap:6px; padding:8px 14px; border-radius:999px; text-decoration:none;
  background:rgba(18,11,29,.72); color:#f4b4c6; border:1px solid rgba(244,180,198,.5);
  font:800 14px/1 'Barlow Condensed', 'Arial Narrow', sans-serif; letter-spacing:.1em; text-transform:uppercase; backdrop-filter:blur(6px);
}
.back:hover{ background:#f4b4c6; color:#1e1530; }