Tier 2Tier 2 · Android: tokens only. This is a stock Material 3 element, coloured by a darkColorScheme built from the token graph. It is not a build instruction.primary → --yellow-solid · surface → --app-bg · outline → --border · error → --red-solid
ProgressLinearProgressIndicatorstock · do not build
Row progress on Android is a Material indicator under the supporting line, not a self-painting row. The web transfer row fill is a tier-1 recipe for a wide desktop list.
Determinate
60%, tint fill
Seeding
complete, ratio in the supporting line
Failed
reason in the supporting line, never a dialog
height4dp
track--component-bg-active
fill--yellow-solid
failed--red-solid remainder
row height88dp when carrying progress
indeterminateMaterial timing, paused under reduced motion
Do not. Paint the row background as the progress fill. It makes the background mean two things and loses TalkBack.
Contract: platforms/android/DESIGN.md