Pitch

Gap 24 px · row pitch 34 pxGrid gap 24 px · line 1 px · label 9 pxWas 22 px until v1.1.0 — the 44 px ring spanned three rows

Length

Rest 20 px · active 32 pxNeighbour retracts to 10 px while the rail is hoveredHeight 1 px at every state

Tone

#F2F2F257 → #AC9177Rest · accent. Sand A carries the active lineEmphasis is length and tone, never weight

Label

#9A8874 → #F2F2F2Space Mono 10 px · .14em · uppercaseDerived from the kicker, never authored

Ground

Four values per groundDark  #F2F2F257 · #9A8874 · #AC9177 · #F2F2F2Light  #BEB8B1  · #6E6B68 · #5F5346 · #0E0E0E