Иконка в стиле iOS (книга)

/imagen OBJECT:       coffee cup + saucer
STYLE:         minimal flat-3D macOS/iOS app-icon look
COLOR:         foreground #FFFFFF, background radial gradient (best of your choice)
LAYOUT:        object centered, generous negative space, subtle inner shadow + top-left highlight
CANVAS:        rounded square 1024×1024 px, 90 px corner radius, PNG