.pwa-install-prompt {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: min(360px, calc(100vw - 2rem));
  z-index: 1085;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(19,22,29,0.96) 0%, rgba(12,14,18,0.98) 100%);
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
  color: #ffffff;
  padding: 1rem;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.pwa-install-prompt.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.pwa-install-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.pwa-install-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
}

.pwa-install-close {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
  color: #d3dae4;
}

.pwa-install-copy {
  margin: 0 0 0.9rem;
  color: #adb7c6;
  line-height: 1.6;
  font-size: 0.92rem;
}

.pwa-install-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.pwa-install-button {
  border: 0;
  border-radius: 999px;
  padding: 0.72rem 1rem;
  background: linear-gradient(135deg, #1d71f2 0%, #37ae64 100%);
  color: #ffffff;
  font-weight: 800;
}

.pwa-install-note {
  color: #7f8a99;
  font-size: 0.8rem;
}

@media (max-width: 640px) {
  .pwa-install-prompt {
    right: 0.75rem;
    left: 0.75rem;
    bottom: 0.75rem;
    width: auto;
  }

  .pwa-install-actions {
    flex-direction: column;
    align-items: stretch;
  }
}