Privacy隐私设置页：分组Who can find me(Allow members to look for me开关+说明)与What can approved friends see(Upcoming/Past/Favourite classes三个开关)，开关均为蓝色开启态。开关型设置列表布局，浅色扁平极简，设计看点是按问句分组的隐私粒度控制。