/* Fullscreen particles behind content */
#tsparticles {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100% !important;
  height: 100% !important;
  z-index: -1 !important; /* always behind menu and flags */
  pointer-events: none !important;
  opacity: 0.7;
}

/* Ensure the internal canvas also stretches full viewport */
#tsparticles > canvas {
  position: absolute !important;
  inset: 0 !important; /* top/right/bottom/left: 0 */
  width: 100% !important;
  height: 100% !important;
  display: block;
}