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solid rgba(107,114,128,.5);border-radius:8px;padding:.75rem;color:white;cursor:pointer;transition:all .3s ease;font-size:1.2rem;min-width:45px;height:45px;justify-content:center}.sound-btn.active{background:rgba(34,197,94,.3);border-color:rgba(34,197,94,.5)}.sound-btn.muted{background:rgba(239,68,68,.3);border-color:rgba(239,68,68,.5)}.key-info{display:flex;align-items:center;gap:.5rem;background:rgba(30,41,59,.8);padding:.75rem 1rem;border-radius:8px;border:1px solid rgba(59,130,246,.3)}.key-icon{font-size:1.2rem}.key-text{font-weight:600;color:white}.chest-opening-page .main-content,body.chest-opening-page-active .chest-opening-page .main-content{padding:2rem}.cases-display{background:rgba(26,31,46,.6);border-radius:16px;padding:3rem 2rem;margin-bottom:2rem;min-height:300px;display:flex;position:relative;border:1px solid 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ease}.login-btn:hover{background:linear-gradient(135deg,#1d4ed8,#1e40af);transform:translateY(-2px);box-shadow:0 8px 25px rgba(59,130,246,.3)}.control-right{gap:3rem}.control-right,.quick-open{display:flex;align-items:center}.quick-open{gap:.75rem}.quick-icon{font-size:1.2rem;color:#fbbf24}.quick-text{font-weight:600;color:white}.toggle-switch{width:50px;height:26px;background:rgba(107,114,128,.5);border:none;border-radius:13px;position:relative;cursor:pointer;transition:all .3s ease}.toggle-switch.active{background:rgba(59,130,246,.8)}.toggle-slider{width:22px;height:22px;background:white;border-radius:50%;position:absolute;top:2px;left:2px;transition:all .3s ease;box-shadow:0 2px 4px rgba(0,0,0,.2)}.toggle-switch.active .toggle-slider{transform:translateX(24px)}.cases-selector{display:flex;flex-direction:column;gap:.5rem}.selector-label{font-size:.9rem;color:rgba(255,255,255,.7);text-align:center}.selector-buttons{display:flex;gap:.5rem}.selector-btn{width:40px;height:40px;background:rgba(45,55,72,.8);border:2px solid rgba(107,114,128,.3);border-radius:8px;color:white;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.selector-btn:hover{border-color:rgba(59,130,246,.5);background:rgba(59,130,246,.2)}.selector-btn.active{background:rgba(59,130,246,.8);border-color:#3b82f6;color:white}.case-contents{padding:0 2rem 2rem}.contents-header{display:flex;align-items:center;gap:.75rem;margin-bottom:2rem}.contents-icon{font-size:1.5rem;background:rgba(59,130,246,.2);padding:.5rem;border-radius:8px}.contents-title{font-size:1.5rem;font-weight:700;margin:0;color:white}.rewards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.reward-card{background:rgba(26,31,46,.8);border:2px solid;border-radius:12px;padding:1.5rem;display:flex;align-items:center;gap:1rem;position:relative;transition:all .3s ease}.reward-card:hover{transform:translateY(-3px);box-shadow:0 8px 25px rgba(0,0,0,.3)}.reward-image{width:60px;height:60px;background:rgba(45,55,72,.6);border-radius:8px;flex-shrink:0;overflow:hidden}.reward-icon,.reward-image{display:flex;align-items:center;justify-content:center}.reward-icon{font-size:2rem;width:100%;height:100%}.reward-info{flex:1}.reward-name{font-size:1.1rem;font-weight:600;margin:0 0 .25rem;color:white}.reward-value{font-size:1rem;font-weight:700;margin:0;color:#10b981}.reward-probability{position:absolute;bottom:.75rem;right:1rem;font-size:.9rem;font-weight:600;color:rgba(255,255,255,.7)}.info-section{padding:2rem;background:rgba(26,31,46,.6);margin:2rem;border-radius:12px;border:1px solid rgba(59,130,246,.2)}.info-title{font-size:1.3rem;font-weight:700;margin:0 0 1rem;color:white}.info-text{font-size:1rem;line-height:1.6;color:rgba(255,255,255,.8);margin:0}@keyframes rotate{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@media (max-width:1024px){.chest-header{padding:1rem}.header-center{flex-direction:column;gap:.5rem}.page-title{font-size:1.2rem}.control-bar{flex-direction:column;gap:1.5rem;align-items:stretch}.control-right{justify-content:space-between}.cases-grid-3,.cases-grid-4{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.chest-opening-page .main-content,body.chest-opening-page-active .chest-opening-page 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