.submit-toast {
  position: fixed;
  z-index: 1000;
  top: max(14px, env(safe-area-inset-top));
  left: 50%;
  display: flex;
  align-items: center;
  gap: 14px;
  width: min(620px, calc(100% - 28px));
  padding: 16px 18px;
  border-radius: 15px;
  color: #fff;
  box-shadow: 0 18px 55px rgba(0, 0, 0, .28);
  transform: translateX(-50%);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
}

.submit-toast.is-delivered { background: #287a43; }
.submit-toast.is-failed { background: #b42318; }
.submit-toast strong { display: block; font-family: "Manrope", sans-serif; }
.submit-toast button {
  flex: 0 0 auto;
  margin-left: auto;
  padding: 7px;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

@media (max-width: 600px) {
  .submit-toast { top: max(10px, env(safe-area-inset-top)); align-items: flex-start; padding: 14px; font-size: .95rem; }
}