.scroll-hint {
    position: fixed;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    color: #000;
    padding: 10px 20px;
    font-size: 16px;
    opacity: 1;
    transition: opacity 0.4s ease, transform 0.4s ease;
    pointer-events: none;
  }

  .scroll-hint.hide {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }