.footer[data-v-70469c79]{height:64px;background-color:var(--game-surface-glass-bg-elevated);-webkit-backdrop-filter:var(--game-surface-glass-backdrop);backdrop-filter:var(--game-surface-glass-backdrop);border-top:1px solid var(--game-surface-glass-border);display:flex;align-items:center;justify-content:center}@supports not ((backdrop-filter:blur(.1px)) or (-webkit-backdrop-filter:blur(.1px))){.footer[data-v-70469c79]{background-color:var(--game-surface-fallback-bg-elevated);-webkit-backdrop-filter:none;backdrop-filter:none}}.footer-content[data-v-70469c79]{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-tertiary)}.footer-brand[data-v-70469c79]{color:var(--text-secondary);font-weight:500}.footer-divider[data-v-70469c79]{color:var(--border-color)}.footer-copyright[data-v-70469c79],.footer-record[data-v-70469c79]{color:var(--text-muted)}@media(max-width:768px){.footer[data-v-70469c79]{height:64px}.footer-content[data-v-70469c79]{font-size:11px;gap:4px}.footer-record[data-v-70469c79]{display:none}}.back-to-top-btn[data-v-966bfacc]{position:fixed;right:16px;left:auto;bottom:104px;width:32px;height:32px;border-radius:12px;border:none;background:var(--bg-card);color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;filter:drop-shadow(0 4px 12px var(--bg-overlay)) drop-shadow(0 2px 6px var(--overlay-light));transition:all .3s ease;z-index:9998;-webkit-user-select:none;-moz-user-select:none;user-select:none}.back-to-top-btn[data-v-966bfacc]:hover{transform:scale(1.05);background:var(--border-color);color:var(--text-primary);filter:drop-shadow(0 6px 16px var(--overlay-heavy)) drop-shadow(0 3px 8px var(--bg-overlay))}.back-to-top-icon[data-v-966bfacc]{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:12px}.back-to-top-icon svg[data-v-966bfacc]{width:18px;height:18px}.back-to-top-enter-active[data-v-966bfacc],.back-to-top-leave-active[data-v-966bfacc]{transition:all .3s cubic-bezier(.4,0,.2,1)}.back-to-top-enter-from[data-v-966bfacc],.back-to-top-leave-to[data-v-966bfacc]{opacity:0;transform:translateY(10px) scale(.9)}.back-to-top-enter-to[data-v-966bfacc],.back-to-top-leave-from[data-v-966bfacc]{opacity:1;transform:translateY(0) scale(1)}@media(max-width:768px){.back-to-top-btn[data-v-966bfacc]{right:16px;left:auto;bottom:92px}.back-to-top-btn[data-v-966bfacc],.back-to-top-icon[data-v-966bfacc]{width:28px;height:28px}.back-to-top-icon svg[data-v-966bfacc]{width:16px;height:16px}}