.notification-dropdown{position:absolute;top:42px;right:0;width:280px;background:#fff;border-radius:8px;padding:12px;z-index:3000;box-shadow:0 0 16px rgba(0,0,0,.16)}.notification-preview-list{list-style:none;padding:0;margin:0}.notification-preview-list li{padding:6px 0;border-bottom:1px solid #eee}.notification-preview-list li:last-child{border-bottom:none}.preview-img{width:32px;height:32px;border-radius:6px;object-fit:cover}.preview-title{font-size:14px;font-weight:500}.preview-time{font-size:12px;color:#6b7280}