.backtop[data-v-13383325]{align-items:center;background-color:var(--card);border:1px solid var(--line);border-radius:50%;bottom:var(--sp-8);box-shadow:var(--shadow-card);color:var(--text-2);cursor:pointer;display:flex;height:40px;justify-content:center;padding:0;position:fixed;right:var(--sp-6);transition:color .2s ease,border-color .2s ease,transform .2s ease;width:40px;z-index:80}.backtop[data-v-13383325]:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}.backtop .icon[data-v-13383325]{fill:none;height:18px;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2;width:18px}.backtop-enter-active[data-v-13383325],.backtop-leave-active[data-v-13383325]{transition:opacity .2s ease,transform .2s ease}.backtop-enter-from[data-v-13383325],.backtop-leave-to[data-v-13383325]{opacity:0;transform:translateY(8px)}.layout[data-v-91e700d2]{display:flex;flex-direction:column;min-height:100vh;width:100%}.layout .main[data-v-91e700d2]{flex:1;min-height:calc(100vh - var(--header-h));position:relative;width:100%;z-index:1}