Notification Bubble Avatar

<div class="nuda-av2-notify" aria-label="Priya, 4 unread notifications">
  <span class="nuda-av2-notify__avatar" style="background:linear-gradient(135deg,#34d399,#06b6d4)">P</span>
  <span class="nuda-av2-notify__badge" aria-hidden="true">4</span>
</div>

.nuda-av2-notify {
  position: relative;
  display: inline-flex;
  width: 52px;
  height: 52px;
}

.nuda-av2-notify__avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #062b22;
  font-weight: 700;
  font-size: 15px;
}

.nuda-av2-notify__badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 9px;
  background: #ef4444;
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #09090b;
  animation: _nuda-av2notifypop .5s cubic-bezier(.34,1.56,.64,1) both;
  will-change: transform;
}

@keyframes _nuda-av2notifypop {
  0% {
    transform: scale(0);
  }
  70% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
  }
}

@media (prefers-reduced-motion:reduce) {
  .nuda-av2-notify__badge {
    animation: none;
    transform: scale(1);
  }
}