html, body { margin: 0; width: 100%; height: 100%; background: #f7f8ff; }
#ibc-loading { position: fixed; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 24px; color: #101b4d; font: 16px/1.5 system-ui, sans-serif; text-align: center; }
#ibc-loading h1 { font-size: 22px; margin: 4px 0; }
#ibc-loading p { color: #5b6480; margin: 0; }
#ibc-retry { border: 0; border-radius: 16px; padding: 14px 24px; background: #123bc8; color: white; font: inherit; cursor: pointer; }