/* PWA Install Banner */
.pwa-install {
  position: fixed;
  bottom: calc(var(--space-md) + env(safe-area-inset-bottom, 0px));
  left: var(--space-md);
  right: var(--space-md);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: pwa-slide-up 300ms var(--ease-spring) both;
}

.pwa-install[hidden] {
  display: none;
}

.pwa-install__text {
  flex: 1;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.3;
}

.pwa-install__btn {
  flex-shrink: 0;
  padding: var(--space-xs) var(--space-md);
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background 150ms ease;
}

.pwa-install__btn:hover {
  background: var(--accent-hover);
}

.pwa-install__close {
  flex-shrink: 0;
  padding: var(--space-xs);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
}

.pwa-install__close:hover {
  color: var(--text);
}

@keyframes pwa-slide-up {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }
}

/* Push banner above mobile nav */
@media (max-width: 768px) {
  .pwa-install {
    bottom: calc(4.5rem + env(safe-area-inset-bottom, 0px));
  }
}