Scale-In on Scroll

<div class="nuda-scx-scale-in__card">
  <span class="nuda-scx-scale-in__dot nuda-scx-scale-in__dot--accent"></span>
  <span class="nuda-scx-scale-in__text">Feature Alpha</span>
</div>
<div class="nuda-scx-scale-in__card">
  <span class="nuda-scx-scale-in__dot nuda-scx-scale-in__dot--muted"></span>
  <span class="nuda-scx-scale-in__text">Feature Beta</span>
</div>

.nuda-scx-scale-in {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .6rem;
  padding: .75rem;
}

.nuda-scx-scale-in__badge {
  display: flex;
  align-items: center;
  gap: .4rem;
  margin-bottom: .1rem;
}

.nuda-scx-scale-in__ring {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 2px solid #e4ff54;
  animation: _nuda-scxPing 1.6s ease-in-out infinite;
}

.nuda-scx-scale-in__label {
  color: #e4ff54;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.nuda-scx-scale-in__card {
  background: #1a1a1a;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px;
  padding: .5rem .9rem;
  display: flex;
  align-items: center;
  gap: .5rem;
  width: 180px;
}

.nuda-scx-scale-in__card--d1 {
  animation: _nuda-scxScaleIn .5s cubic-bezier(.34,1.56,.64,1) both;
}

.nuda-scx-scale-in__card--d2 {
  animation: _nuda-scxScaleIn .5s cubic-bezier(.34,1.56,.64,1) .15s both;
}

.nuda-scx-scale-in__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.nuda-scx-scale-in__dot--accent {
  background: #e4ff54;
}

.nuda-scx-scale-in__dot--muted {
  background: #444;
}

.nuda-scx-scale-in__text {
  color: #cfcfcf;
  font-size: .78rem;
}

@keyframes _nuda-scxScaleIn {
  from {
    opacity: 0;
    transform: scale(.72);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes _nuda-scxPing {
  0%,100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.5);
    opacity: .4;
  }
}

@media (prefers-reduced-motion:reduce) {
  .nuda-scx-scale-in__card--d1,.nuda-scx-scale-in__card--d2,.nuda-scx-scale-in__ring {
    animation: none;
  }
}