/* ============================================================
   PWA UI — VaultEngine2
   Usa as variáveis do design system (style.css deve ser carregado antes)
   ============================================================ */

/* === Banner de Instalação === */
#pwa-install-banner {
  position: fixed;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  width: calc(100% - 2rem);
  max-width: 480px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.07),
    0 10px 24px -4px rgba(0, 0, 0, 0.10),
    0 0 0 1px rgba(79, 70, 229, 0.06);
  padding: 1rem 1.25rem;
  animation: pwaSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

#pwa-install-banner .pwa-install-container {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

#pwa-install-banner .pwa-install-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: #4f46e5;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#pwa-install-banner .pwa-install-text {
  flex: 1;
  min-width: 0;
}

#pwa-install-banner .pwa-install-text h3 {
  margin: 0 0 0.2rem 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #0f172a;
  line-height: 1.3;
}

#pwa-install-banner .pwa-install-text p {
  margin: 0;
  font-size: 0.8125rem;
  color: #475569;
  line-height: 1.4;
}

#pwa-install-banner .pwa-install-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

#pwa-install-banner .pwa-install-btn {
  background: #4f46e5;
  color: #ffffff;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background 150ms ease, transform 150ms ease;
  line-height: 1;
}

#pwa-install-banner .pwa-install-btn:hover {
  background: #4338ca;
  transform: translateY(-1px);
}

#pwa-install-banner .pwa-install-btn:active {
  transform: translateY(0);
}

#pwa-install-banner .pwa-install-close {
  background: transparent;
  color: #94a3b8;
  border: none;
  padding: 0.375rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1.125rem;
  line-height: 1;
  transition: color 150ms ease, background 150ms ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

#pwa-install-banner .pwa-install-close:hover {
  color: #475569;
  background: #f1f5f9;
}

@media (max-width: 480px) {
  #pwa-install-banner {
    bottom: 0;
    left: 0;
    right: 0;
    transform: none;
    width: 100%;
    max-width: 100%;
    border-radius: 16px 16px 0 0;
    padding: 1.25rem 1rem 1.5rem;
  }

  #pwa-install-banner .pwa-install-container {
    flex-wrap: wrap;
  }

  #pwa-install-banner .pwa-install-text {
    /* texto ocupa linha inteira junto com o ícone */
    flex: 1;
  }

  #pwa-install-banner .pwa-install-actions {
    width: 100%;
    margin-top: 0.875rem;
    gap: 0.625rem;
  }

  #pwa-install-banner .pwa-install-btn {
    flex: 1;
    padding: 0.625rem 1rem;
    text-align: center;
    font-size: 0.9375rem;
  }

  #pwa-install-banner .pwa-install-close {
    /* no mobile vira botão de texto "Não, obrigado" */
    width: auto;
    height: auto;
    padding: 0.625rem 0.75rem;
    font-size: 0.875rem;
    color: #475569;
    font-weight: 500;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
  }

  #pwa-install-banner .pwa-install-close::before {
    content: 'Agora não';
    display: block;
  }

  /* Esconde o × no mobile, mostra o texto */
  #pwa-install-banner .pwa-install-close-x {
    display: none;
  }
}

/* === Banner de Update === */
#pwa-update-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10001;
  background: #ffffff;
  border-bottom: 2px solid #4f46e5;
  padding: 0.75rem 1.25rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  animation: pwaSlideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

#pwa-update-banner .pwa-update-container {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  max-width: 1200px;
  margin: 0 auto;
}

#pwa-update-banner .pwa-update-content {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex: 1;
  font-size: 0.9rem;
  font-weight: 500;
  color: #0f172a;
}

#pwa-update-banner .pwa-update-dot {
  width: 8px;
  height: 8px;
  background: #4f46e5;
  border-radius: 50%;
  flex-shrink: 0;
  animation: pwaPulse 1.5s ease-in-out infinite;
}

#pwa-update-banner .pwa-update-btn {
  background: #4f46e5;
  color: #ffffff;
  border: none;
  padding: 0.4375rem 0.875rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.8125rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background 150ms ease;
  flex-shrink: 0;
}

#pwa-update-banner .pwa-update-btn:hover {
  background: #4338ca;
}

#pwa-update-banner .pwa-update-close {
  background: transparent;
  color: #94a3b8;
  border: none;
  padding: 0.375rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  transition: color 150ms ease;
  flex-shrink: 0;
}

#pwa-update-banner .pwa-update-close:hover {
  color: #475569;
}

@media (max-width: 640px) {
  #pwa-update-banner .pwa-update-container {
    flex-wrap: wrap;
    gap: 0.625rem;
  }

  #pwa-update-banner .pwa-update-btn {
    flex: 1;
    text-align: center;
  }
}

/* === Banner Offline === */
#pwa-offline-banner {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  background: #0f172a;
  color: #ffffff;
  padding: 0.625rem 1rem;
  border-radius: 9999px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  animation: pwaSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  white-space: nowrap;
}

#pwa-offline-banner .pwa-offline-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
}

#pwa-offline-banner .pwa-offline-dot {
  width: 6px;
  height: 6px;
  background: #f87171;
  border-radius: 50%;
  flex-shrink: 0;
}

@media (max-width: 480px) {
  #pwa-offline-banner {
    bottom: 0;
    left: 0;
    right: 0;
    transform: none;
    border-radius: 0;
    text-align: center;
    justify-content: center;
    white-space: normal;
  }

  #pwa-offline-banner .pwa-offline-container {
    justify-content: center;
  }
}

/* === Animações === */
@keyframes pwaSlideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@keyframes pwaSlideUpFull {
  from {
    opacity: 0;
    transform: translateY(100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pwaSlideOut {
  from {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  to {
    opacity: 0;
    transform: translateX(-50%) translateY(12px);
  }
}

@keyframes pwaSlideDown {
  from {
    opacity: 0;
    transform: translateY(-100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pwaPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

/* === Acessibilidade === */
@media (prefers-reduced-motion: reduce) {
  #pwa-install-banner,
  #pwa-update-banner,
  #pwa-offline-banner {
    animation: none;
  }

  #pwa-update-banner .pwa-update-dot {
    animation: none;
  }

  #pwa-install-banner .pwa-install-btn,
  #pwa-install-banner .pwa-install-close,
  #pwa-update-banner .pwa-update-btn {
    transition: none;
  }
}