Avatar: font-semibold (600) → font-bold (700), replaced Tailwind text classes with exact pixel sizes matching prototype (24px→10px, 32px→12px, 40px→15px, 56px+→18px). Server sidebar: font-medium → font-bold.
Avatar: font-semibold (600) → font-bold (700), replaced Tailwind text classes with exact pixel sizes matching prototype (24px→10px, 32px→12px, 40px→15px, 56px+→18px). Server sidebar: font-medium → font-bold.