.app-header{position:fixed;top:0;left:0;right:0;height:56px;background:#fff;border-bottom:1px solid #ddd;z-index:100;display:flex;align-items:center;justify-content:center;padding:0 12px}.app-header .back-link{position:absolute;left:12px;top:50%;transform:translateY(-50%);display:flex;align-items:center;color:#41a5de;font-size:24px;cursor:pointer;-webkit-user-select:none;user-select:none}.app-header .header-title{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:18px;font-weight:700;margin:0;white-space:nowrap}.app-header .header-right{position:absolute;right:12px;top:50%;transform:translateY(-50%);display:flex;align-items:center;gap:8px}.app-header .header-right .header-icon{position:static;transform:none;height:32px;cursor:pointer}.app-header .header-icon{position:absolute;right:12px;top:50%;transform:translateY(-50%);height:32px;width:auto;cursor:pointer}.kuma-popup{position:fixed;bottom:70px;right:12px;z-index:999;opacity:0;transform:translateY(10px);transition:opacity .3s ease,transform .3s ease}.kuma-popup.show{opacity:1;transform:translateY(0)}.kuma-popup-content{background:#fff;border-radius:10px;padding:10px 14px;box-shadow:0 4px 12px #0003;display:flex;align-items:center;gap:8px}.kuma-popup-img{height:40px}.kuma-popup-text{margin:0;font-size:14px;font-weight:700}