@import"https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&display=swap";:root{--ac-green-light: #A8D5A2;--ac-green: #7CB87C;--ac-green-dark: #5A9A5A;--ac-wood-light: #E8C99B;--ac-wood: #D4A76A;--ac-wood-dark: #B8864A;--ac-cream: #FFF8E7;--ac-cream-dark: #F5E6C8;--ac-brown: #8B6914;--ac-shadow: rgba(80, 60, 30, .3);--ac-enter-duration: .25s;--ac-exit-duration: .15s}@keyframes ac-panel-enter{0%{opacity:0;transform:translate(-50%,-50%) scale(.7)}60%{opacity:1;transform:translate(-50%,-50%) scale(1.05)}80%{transform:translate(-50%,-50%) scale(.97)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}@keyframes ac-panel-exit{0%{opacity:1;transform:translate(-50%,-50%) scale(1)}to{opacity:0;transform:translate(-50%,-50%) scale(.85)}}@keyframes ac-glow{0%,to{filter:brightness(1)}50%{filter:brightness(1.1)}}.ac-animate-enter{animation:ac-panel-enter var(--ac-enter-duration) cubic-bezier(.34,1.56,.64,1) forwards}.ac-animate-exit{animation:ac-panel-exit 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rgba(0,0,0,.2)}.ac-action-btn-default{background:linear-gradient(145deg,var(--ac-cream) 0%,var(--ac-cream-dark) 100%);color:var(--ac-brown)}.ac-action-btn-primary{background:linear-gradient(145deg,var(--ac-green-light) 0%,var(--ac-green) 100%);color:#fff}.ac-action-btn-danger{background:linear-gradient(145deg,#ffb8b8,#f99);color:#c85050}@keyframes ac-action-enter{0%{transform:translateY(100%);opacity:0}60%{transform:translateY(-8px);opacity:1}80%{transform:translateY(4px)}to{transform:translateY(0);opacity:1}}@keyframes ac-action-exit{0%{transform:translateY(0);opacity:1}to{transform:translateY(100%);opacity:0}}.ac-action-container-enter{animation:ac-action-enter .3s cubic-bezier(.34,1.56,.64,1) forwards}.ac-action-container-exit{animation:ac-action-exit .2s ease-in forwards}.backpack-btn{position:fixed;top:20px;right:20px;width:56px;height:56px;border-radius:50%;border:4px solid var(--ac-wood-dark);background:linear-gradient(145deg,var(--ac-wood-light) 0%,var(--ac-wood) 100%);font-size:26px;z-index:1000}.backpack-panel{width:92%;max-width:440px}.backpack-panel:before{content:"";position:absolute;top:0;left:0;right:0;height:8px;background:linear-gradient(90deg,var(--ac-wood) 0%,var(--ac-wood-light) 20%,var(--ac-wood) 40%,var(--ac-wood-light) 60%,var(--ac-wood) 80%,var(--ac-wood-light) 100%);border-radius:18px 18px 0 0}.backpack-header{background:linear-gradient(180deg,var(--ac-green-light) 0%,var(--ac-green) 100%);border-bottom:4px solid var(--ac-green-dark)}.backpack-header:after{content:"";position:absolute;bottom:-4px;left:0;right:0;height:2px;background:#ffffff4d}.backpack-close-btn{border-color:var(--ac-green-dark);color:var(--ac-green-dark)}.category-tabs{display:flex;padding:14px 16px 12px;gap:10px;background:linear-gradient(180deg,var(--ac-cream-dark) 0%,var(--ac-cream) 100%);border-bottom:3px solid var(--ac-wood);overflow-x:auto;justify-content:center}.category-tab{padding:10px 18px;border:3px solid var(--ac-wood-dark);border-radius:20px;background:linear-gradient(145deg,#fff 0%,var(--ac-cream) 100%);color:var(--ac-brown);font-size:14px;font-weight:700;white-space:nowrap;cursor:pointer;transition:all .15s ease}.category-tab:hover{transform:translateY(-2px);background:linear-gradient(145deg,#fff,#fff)}.category-tab:active{transform:translateY(2px)}.category-tab.active{background:linear-gradient(145deg,var(--ac-green-light) 0%,var(--ac-green) 100%);color:#fff;border-color:var(--ac-green-dark);text-shadow:0 1px 2px rgba(0,0,0,.2)}.items-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(3,1fr);gap:12px;padding:16px;align-content:start;background:var(--ac-cream);background-image:radial-gradient(circle at 25% 25%,rgba(168,213,162,.15) 0%,transparent 50%),radial-gradient(circle at 75% 75%,rgba(212,167,106,.1) 0%,transparent 50%)}.item-slot{aspect-ratio:1;background:linear-gradient(145deg,#fff 0%,var(--ac-cream-dark) 100%);border-radius:14px;border:4px solid var(--ac-wood);display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;position:relative}.item-slot:hover{transform:translateY(-3px) scale(1.02)}.item-slot:active{transform:translateY(1px)}.item-slot.empty{background:var(--ac-cream-dark);border-style:dashed;cursor:default;opacity:.6}.item-slot.empty:hover{transform:none}.item-slot .item-icon{font-size:32px;line-height:1;filter:drop-shadow(0 2px 2px rgba(0,0,0,.15))}.item-slot .item-count{position:absolute;bottom:2px;right:4px;font-size:12px;font-weight:800;color:var(--ac-brown);background:#ffffffe6;padding:1px 6px;border-radius:8px;border:2px solid var(--ac-wood)}.empty-backpack{grid-column:1 / -1;text-align:center;padding:50px 20px;color:var(--ac-wood-dark)}.empty-backpack .icon{font-size:56px;margin-bottom:16px;opacity:.7}.empty-backpack p{margin:0;font-size:16px;font-weight:600;opacity:.8}.item-popup{width:88%;max-width:340px}.item-popup-header{display:flex;align-items:center;padding:18px;gap:14px;background:linear-gradient(180deg,var(--ac-cream-dark) 0%,var(--ac-cream) 100%);border-bottom:4px solid var(--ac-wood);position:relative}.item-popup-icon{width:64px;height:64px;border-radius:16px;border:4px solid var(--ac-wood);display:flex;align-items:center;justify-content:center;font-size:36px;background:linear-gradient(145deg,#fff 0%,var(--ac-cream) 100%)}.item-popup-info{flex:1}.item-popup-name{font-size:20px;font-weight:800;margin-bottom:4px;color:var(--ac-brown)}.item-popup-count{font-size:14px;font-weight:600;color:var(--ac-wood-dark);background:#fff9;padding:3px 10px;border-radius:10px;display:inline-block}.item-popup-body{padding:18px;background:var(--ac-cream)}.item-popup-desc{font-size:14px;color:var(--ac-brown);line-height:1.7;margin-bottom:14px;padding:12px;background:#ffffff80;border-radius:12px;border:2px 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