/* A transparent, non-interactive layer; the game and its feedback stay readable. */
.mw-celebration {
  position: fixed;
  inset: 0;
  z-index: 10000;
  pointer-events: none;
  overflow: hidden;
  contain: strict;
}
.mw-firework-burst {
  position: absolute;
  left: var(--firework-left);
  top: var(--firework-top);
  width: 0;
  height: 0;
}
.mw-firework-spark {
  position: absolute;
  width: 8px;
  height: 8px;
  color: var(--spark-color);
  opacity: 0;
  animation: mw-firework-scatter 1000ms cubic-bezier(.12,.65,.3,1) var(--spark-delay) both;
}
.mw-firework-spark::before {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  clip-path: polygon(50% 0, 62% 34%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 34%);
  box-shadow: 0 0 6px currentColor;
}
.mw-firework-spark::after {
  content: '';
  position: absolute;
  right: 4px;
  top: 3px;
  width: 27px;
  height: 2px;
  border-radius: 100%;
  background: linear-gradient(to right, transparent, currentColor);
  transform-origin: right center;
  transform: rotate(var(--spark-angle));
}
@keyframes mw-firework-scatter {
  0% { opacity: 0; transform: translate(0, 0) scale(.35); }
  10% { opacity: 1; }
  60% { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--spark-x), var(--spark-y)) scale(.65); }
}
.mw-celebration--reduced .mw-firework-spark {
  animation: none;
  opacity: 1;
  width: 12px;
  height: 12px;
  transform: translate(var(--spark-x), var(--spark-y));
}
.mw-celebration--reduced .mw-firework-spark::after { display: none; }
@media (prefers-reduced-motion: reduce) {
  .mw-celebration .mw-firework-spark {
    animation: none;
    opacity: 1;
    transform: translate(var(--spark-x), var(--spark-y));
  }
  .mw-celebration .mw-firework-spark::after { display: none; }
}