:root{--p: #FFD93D;--s: #FF8A65;--a: #4ECDC4;--t: #2C3E50}.app-container{max-width:450px;height:100vh;margin:0 auto;background:radial-gradient(circle at top,#fff8e7,#ffe4b5);display:flex;flex-direction:column;position:relative;font-family:Quicksand,sans-serif;color:var(--t)}.loading{justify-content:center;align-items:center;gap:20px}.header{padding:30px 20px 10px;display:flex;justify-content:space-between;align-items:center}.cloud-status{position:absolute;top:10px;left:50%;transform:translate(-50%);font-size:10px;background:#fff9;padding:2px 10px;border-radius:10px;color:#5b9bd5;font-weight:700}h1{font-size:28px;margin:0;font-weight:900;text-shadow:2px 2px 0 white}.nav-btn{background:#fff;border:3px solid var(--t);border-radius:12px;padding:8px;cursor:pointer;box-shadow:0 4px 0 var(--t)}.content{flex:1;overflow:hidden;padding:20px;position:relative}.scene{width:100%;height:100%;display:flex;flex-direction:column}.center{align-items:center;justify-content:center}.main-box{width:240px;filter:drop-shadow(0 10px 20px rgba(0,0,0,.2))}.box-placeholder{font-size:100px}.main-btn{margin-top:40px;padding:18px 45px;font-size:22px;font-weight:900;background:var(--p);border:4px solid var(--t);border-radius:50px;box-shadow:0 8px 0 var(--t);cursor:pointer;transition:.1s}.main-btn:active{transform:translateY(6px);box-shadow:0 2px 0 var(--t)}.tip{margin-top:20px;color:#888;font-size:14px}.portal-effect{position:relative;width:150px;height:150px;display:flex;align-items:center;justify-content:center}.portal-ring{position:absolute;width:100%;height:100%;border:8px dashed var(--a);border-radius:50%}.card{background:#fff;border:4px solid var(--t);border-radius:30px;padding:40px 25px 25px;width:90%;position:relative;box-shadow:0 20px 40px #0000001a}.rarity-badge{position:absolute;top:-15px;left:50%;transform:translate(-50%);padding:5px 25px;border-radius:20px;border:3px solid var(--t);font-weight:900;background:var(--p)}.item-viz{height:150px;display:flex;align-items:center;justify-content:center;background:#f8f9fa;border-radius:20px;margin-bottom:20px;font-size:60px}.item-viz img{height:100%;object-fit:contain}.info-row{padding:12px;border-radius:12px;margin-bottom:10px;text-align:left;font-size:14px}.pos{background:#e8f8f5;border-left:5px solid var(--a)}.neg{background:#fdedec;border-left:5px solid var(--s)}.sub-btn{width:100%;padding:15px;margin-top:15px;border-radius:15px;border:3px solid var(--t);background:#eee;font-weight:800;cursor:pointer}.history{background:#fff;position:absolute;top:0;left:0;z-index:100}.history-top{padding:20px;border-bottom:3px solid var(--t);display:flex;justify-content:space-between;align-items:center}.history-top button{background:none;border:none;font-weight:800;display:flex;align-items:center;cursor:pointer}.list{flex:1;overflow-y:auto;padding:20px}.list-item{display:flex;align-items:center;gap:15px;padding:15px;border:3px solid var(--t);border-radius:15px;margin-bottom:10px}.list-icon{font-size:24px}.list-text h4{margin:0}.list-text p{margin:0;font-size:12px;color:#666}.footer{padding:15px;text-align:center;font-size:12px;font-weight:700;opacity:.6;display:flex;align-items:center;justify-content:center;gap:5px}