.purchase-popup {
  position: fixed;
  left: 16px;
  bottom: 16px;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: min(320px, calc(100vw - 32px));
  padding: 12px 16px;
  border-radius: 12px;
  background: #16a34a;
  color: #fff;
  font-family: Inter, Arial, sans-serif;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-20px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s;
  pointer-events: none;
}
.purchase-popup.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}
.purchase-popup__icon {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .22);
  font-weight: 800;
  font-size: 16px;
  line-height: 1;
}
.purchase-popup__text { display: flex; flex-direction: column; line-height: 1.25; }
.purchase-popup__name { font-weight: 800; font-size: 15px; }
.purchase-popup__msg { font-weight: 500; font-size: 13px; opacity: .95; }
@media (max-width: 480px) {
  .purchase-popup { left: 10px; bottom: 10px; padding: 10px 14px; }
}