/* Particles Background Effect */
.particles-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: auto; /* Enable mouse interaction */
  overflow: hidden;
  background: transparent !important;
}

.particles-canvas {
  width: 100%;
  height: 100%;
  opacity: 1;
  display: block;
  background: transparent !important;
  pointer-events: none;
}

/* Ensure content stays above particles */
.quiz-content {
  position: relative;
  z-index: 10;
}

/* Performance optimization */
.particles-container {
  will-change: transform;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .particles-container {
    display: none;
  }
}