SigilPanelColors
data class SigilPanelColors(val pillBackground: Color, val pillBorder: Color, val onPill: Color, val onPillDim: Color, val avatarPlaceholderBg: Color, val sheetBackground: Color, val onSheet: Color, val onSheetDim: Color, val onSheetSubtle: Color, val scrim: Color, val accent: Color, val error: Color, val button: Color, val onButton: Color)
Visual tokens for SigilStatusPanel. Matches the geometry of com.midnight.kuira.dapp.wallet.WalletPanelColors so the two pills in com.midnight.kuira.dapp.PanelBar read as a pair.
API contract: part of the dapp-ui public surface — consumers may supply a custom palette to theme the sigil panel. @Immutable so Compose treats the type as stable across recompositions.