.scroll-hint{
  position: fixed;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  z-index: 999;

  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(0,0,0,.75);
  border: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(10px);
  box-shadow: 0 14px 40px rgba(0,0,0,0.35);

  color: var(--text2);
  opacity: 1;
  transition: opacity 220ms ease, transform 220ms ease;
}

.scroll-hint.is-hidden{
  opacity: 0;
  transform: translateX(-50%) translateY(10px);
  pointer-events: none;
}

.scroll-hint a,
.scroll-hint a:visited,
.scroll-hint a:hover,
.scroll-hint a:active,
.scroll-hint a:focus{
  color: inherit;
  text-decoration: none;
  outline: none;
}

.hint-chip{
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.14);
  font-weight: 700;
}

/* mobile */
@media (max-width: 640px){
  .scroll-hint{
    width: calc(100% - 24px);    
    max-width: 160px;
    text-align: center;
    flex-wrap: wrap;          
    gap: 4px;
  }

  .hint-label{
    width: 100%;
    text-align: center;
    font-size: 10px;
    line-height: 1.2;
  }
}