.balloon-floater {
  position: fixed;
  bottom: 0;
  transform: translate(-50%, 100vh);
  width: var(--balloon-size);
  opacity: 0;
  z-index: 1;
  transition: all 0.6s ease;
  animation: float 6s ease-in-out infinite;
}

.balloon-floater.scrolled {
  transform: translate(-50%, 40vh);
  opacity: 0.8;
}

.balloon-floater img {
  width: 100%;
  height: auto;
}


.fall-block {
  background: rgba(255, 255, 255, 0.92);
  padding: 2rem 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(6px);
  flex: 1 1 45%;
  min-width: 300px;
  max-width: 400px;
  position: relative;
  transition: all 0.4s ease;
  font-size: 1.1rem;
  line-height: 1.6;
}

.left-side.fall-block {
  text-align: left;
  margin-left: -1rem;
}

.right-side.fall-block {
  text-align: right;
  margin-top: 4rem;
  margin-right: -1rem;
}



@keyframes floatUp {
  0% { transform: translateY(0) scale(1); opacity: 1; }
  50% { transform: translateY(-50vh) translateX(-10vw) rotate(-10deg); opacity: 0.6; }
  100% { transform: translateY(-100vh) translateX(10vw) rotate(30deg); opacity: 0; }
}


@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

@keyframes floatBalloon {
  0% {
    transform: translate(-50%, -120%);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  100% {
    transform: translate(-50%, 100vh);
    opacity: 0.2;
  }
}