/* Utility classes */
.hidden {
  display: none;
}

.show {
  display: flex;
}

.visible {
  opacity: 1;
  visibility: visible;
}

/* Particle and shape styles */
.particle {
  position: absolute;
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  pointer-events: none;
  animation: float linear infinite;
}

.shape {
  position: absolute;
  opacity: 0.1;
  animation: float-shape linear infinite;
}

/* Tooltip */
.tooltip {
  position: absolute;
  top: -35px;
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 0.8rem;
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
  white-space: nowrap;
}