.sw-update {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: min(28rem, calc(100vw - 32px));
  padding: 14px 16px;
  border: 1px solid #b7d7c4;
  border-radius: 10px;
  background: #f4fbf6;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.16);
}

.sw-update.hidden {
  display: none;
}

.sw-update__message {
  color: #244034;
  font-size: 0.95rem;
}

.sw-update__button {
  flex-shrink: 0;
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  background: #2f855a;
  color: #fff;
  font: inherit;
  font-weight: bold;
  cursor: pointer;
}

.sw-update__button:hover {
  background: #276749;
}

.sw-update__button:disabled {
  opacity: 0.75;
  cursor: progress;
}

@media (max-width: 600px) {
  .sw-update {
    left: 16px;
    right: 16px;
    bottom: 16px;
    flex-direction: column;
    align-items: stretch;
  }
}