.offline-banner {
  position: fixed;
  top: var(--safe-top);
  left: 0;
  right: 0;
  z-index: 10000;
  background: linear-gradient(90deg, var(--yellow-warn), #ff9900);
  color: #0a0e1a;
  padding: 8px 16px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  animation: slide-down 0.3s ease-out;
}
.offline-banner[hidden] { display: none; }
.offline-banner-pending {
  background: rgba(0,0,0,0.15);
  padding: 2px 10px;
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

@keyframes slide-down {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}