/* Birds-specific overrides (optional) */
/* Keep empty or add tiny overrides here later. */
body::after{
  content:"";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;

  background:
    /* soft vignette to focus center */
    radial-gradient(
      1200px 800px at 50% 50%,
      rgba(0,0,0,0.00),
      rgba(0,0,0,0.35)
    ),
    /* birds image */
    url("images/bg.png") center / cover no-repeat;

  opacity: 0.8; /*  key change */
}
/* HPM professional cleanup: emoji placeholders are intentionally hidden. */
.question-emoji,.result-emoji,.learn-emoji,.missed-emoji{display:none!important}