/* PWA Install Banner — v1.0 (Android/Desktop only) */
#pwa-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  border-top: 3px solid #D4537E;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.08);
  padding: 14px 16px;
  z-index: 9999;
  display: none;
  align-items: center;
  gap: 12px;
  transform: translateY(100%);
  transition: transform 0.35s ease;
  font-family: 'Inter', system-ui, sans-serif;
}
#pwa-banner.show {
  display: flex;
  transform: translateY(0);
}
#pwa-banner-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  flex-shrink: 0;
}
#pwa-banner-text {
  flex: 1;
  min-width: 0;
}
#pwa-banner-title {
  font-size: 14px;
  font-weight: 600;
  color: #1a1a2e;
  margin: 0 0 2px 0;
  line-height: 1.3;
}
#pwa-banner-sub {
  font-size: 12px;
  color: #555;
  margin: 0;
  line-height: 1.35;
}
#pwa-banner-btn {
  background: #D4537E;
  color: #fff;
  border: none;
  padding: 9px 16px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  flex-shrink: 0;
  font-family: inherit;
}
#pwa-banner-btn:active {
  transform: scale(0.97);
}
#pwa-banner-close {
  background: transparent;
  border: none;
  color: #999;
  cursor: pointer;
  padding: 4px 6px;
  font-size: 22px;
  line-height: 1;
  flex-shrink: 0;
}
#pwa-banner-close:active {
  color: #555;
}
@media (max-width: 480px) {
  #pwa-banner { padding: 12px; gap: 10px; }
  #pwa-banner-icon { width: 38px; height: 38px; }
  #pwa-banner-title { font-size: 13px; }
  #pwa-banner-sub { font-size: 11px; }
  #pwa-banner-btn { padding: 8px 12px; font-size: 12px; }
}