# Project Notes - AYN Thor main display: 6-inch AMOLED, 1920 x 1080, 120Hz. - AYN Thor secondary display: 3.92-inch AMOLED, 1240 x 1080, 60Hz. - AYN Thor UI sizing must be designed against Android CSS/layout viewport, not physical framebuffer pixels. - Approximate Thor CSS viewports: main display 960 x 540, secondary display 620 x 540. - User rebuilds app; do not rebuild APK unless explicitly requested. - Apply game changes to both web version and mobile app version.