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ease-out}.screen-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 30% 30%,rgba(0,255,255,.1) 0%,transparent 50%),radial-gradient(circle at 70% 70%,rgba(255,45,236,.1) 0%,transparent 50%);pointer-events:none;z-index:1;animation:screenOverlay 8s ease-in-out infinite alternate}@keyframes screenOverlay{0%{opacity:.3;transform:scale(1)}to{opacity:.6;transform:scale(1.1)}}.border-glow{position:relative}.border-glow:before{content:"";position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(45deg,var(--color-primary-neon),var(--color-secondary-neon),var(--color-tertiary-neon),var(--color-primary-neon));border-radius:inherit;z-index:-1;animation:borderGlow 3s linear infinite;opacity:.7}@keyframes borderGlow{0%{transform:rotate(0);filter:hue-rotate(0deg)}to{transform:rotate(360deg);filter:hue-rotate(360deg)}}.holographic{background:linear-gradient(45deg,transparent 30%,rgba(255,255,255,.1) 50%,transparent 70%);background-size:200% 200%;animation:holographic 2s ease-in-out infinite}@keyframes holographic{0%{background-position:0% 0%}50%{background-position:100% 100%}to{background-position:0% 0%}}@keyframes floatUp{0%{transform:translateY(0) scale(1);opacity:1}to{transform:translateY(-50px) scale(1.2);opacity:0}}@keyframes neonFlicker{0%,19%,21%,23%,25%,54%,56%,to{text-shadow:0 0 5px var(--color-secondary-neon),0 0 10px var(--color-secondary-neon),0 0 var(--spacing-xl) var(--color-secondary-neon)}20%,24%,55%{text-shadow:none}}@keyframes flash{0%{opacity:1}to{opacity:0}}@keyframes explosionRing{0%{transform:scale(.1);opacity:1;border-width:6px}50%{opacity:.8;border-width:4px}to{transform:scale(1);opacity:0;border-width:1px}}@keyframes neonPulse{0%,to{box-shadow:0 0 5px currentColor,0 0 10px currentColor,0 0 15px currentColor,0 0 20px currentColor;transform:scale(1)}50%{box-shadow:0 0 10px currentColor,0 0 20px currentColor,0 0 30px currentColor,0 0 40px currentColor;transform:scale(1.05)}}@keyframes glitch{0%,90%,to{transform:translate(0);filter:hue-rotate(0deg)}10%{transform:translate(-2px);filter:hue-rotate(90deg)}20%{transform:translate(2px);filter:hue-rotate(180deg)}30%{transform:translate(-1px);filter:hue-rotate(270deg)}40%{transform:translate(1px);filter:hue-rotate(360deg)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeOutDown{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(30px)}}@keyframes buttonHover{0%{transform:translateY(0) scale(1);box-shadow:0 0 10px currentColor}to{transform:translateY(-3px) scale(1.05);box-shadow:0 0 20px currentColor,0 0 40px currentColor,0 5px 15px #0000004d}}@keyframes coinBounce{0%,20%,50%,80%,to{transform:translateY(0) scale(1)}40%{transform:translateY(-10px) scale(1.1)}60%{transform:translateY(-5px) scale(1.05)}}@keyframes healthPulse{0%,to{box-shadow:0 0 10px var(--color-accent-red)}50%{box-shadow:0 0 20px var(--color-accent-red),0 0 30px var(--color-accent-red)}}@keyframes waveAnnounce{0%{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.8}to{transform:scale(1);opacity:1}}@keyframes screenTransition{0%{opacity:0;transform:scale(.8);filter:blur(5px)}to{opacity:1;transform:scale(1);filter:blur(0px)}}@keyframes scanLine{0%{transform:translateY(-100%);opacity:.8}to{transform:translateY(100vh);opacity:0}}@keyframes gridMove{0%{transform:translate(0) translateY(0)}to{transform:translate(20px) translateY(20px)}}@keyframes floatParticle{0%,to{transform:translateY(0) rotate(0);opacity:.3}50%{transform:translateY(-20px) rotate(180deg);opacity:.8}}@media (max-width: 768px){:root{--spacing-xl: 15px;--spacing-xxl: 20px}.overlay h1{font-size:32px}.shop-container{width:95vw;max-height:85svh}.shop-content{padding:var(--spacing-md)}.shop-main{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;gap:var(--spacing-md)}.shop-details-panel{max-height:220px}.shop-details-title,.shop-details-subtitle,.shop-details-description{font-size:10px}.shop-details-panel .shop-buy-btn{font-size:9px}.settings-panel{width:95vw;max-height:85svh;overflow-y:auto}.settings-row{font-size:13px}.settings-audio-control input[type=range]{width:130px}.shop-tabs{padding:15px 10px;gap:3px}.shop-tabs .tab-button{padding:var(--spacing-md) 10px;font-size:10px;line-height:1.2}.shop-cards-container{padding:var(--spacing-sm);gap:10px;grid-template-columns:repeat(3,minmax(0,1fr))}.card{min-height:160px;padding:10px}.card-icon{font-size:26px;margin-bottom:var(--spacing-sm)}.card-title{font-size:8px;margin-bottom:var(--spacing-sm)}.card-price{font-size:8px;margin-bottom:6px}.status-text{font-size:7px}.shop-footer .shop-close-btn{font-size:10px;padding:var(--spacing-sm) var(--spacing-lg)}.shop-footer{flex-direction:column;gap:var(--spacing-sm);padding-top:var(--spacing-sm)}.shop-footer .shop-reward-btn,.shop-footer .shop-undo-btn,.shop-footer .shop-close-btn{width:100%;max-width:none;margin:0 auto}.shop-footer .shop-reward-btn,.shop-footer .shop-undo-btn{font-size:8px;padding:var(--spacing-sm) var(--spacing-md)}}@media (max-width: 480px){:root{--spacing-xl: 10px;--spacing-xxl: 15px}.overlay h1{font-size:24px}.overlay h2{font-size:18px}.overlay p{font-size:14px}.overlay button{padding:10px var(--spacing-xl);font-size:14px}.shop-container{width:98vw;max-height:90svh}.shop-content{padding:var(--spacing-sm)}.shop-main{gap:var(--spacing-sm)}.shop-details-panel{max-height:200px;padding:var(--spacing-md)}.shop-details-header{gap:var(--spacing-sm)}.shop-details-icon{font-size:30px}.shop-details-title,.shop-details-subtitle,.shop-details-description,.shop-details-price-label{font-size:9px}.shop-details-price,.shop-details-panel .shop-buy-btn{font-size:8px}.settings-panel{width:98vw;max-height:90svh;padding:var(--spacing-lg)}.settings-row{font-size:12px;gap:var(--spacing-md)}.settings-audio-control input[type=range]{width:112px}.settings-help{font-size:10px}.shop-tabs{padding:10px 5px;gap:2px}.shop-tabs .tab-button{padding:5px var(--spacing-sm);font-size:9px;line-height:1.2}.shop-cards-container{padding:6px;gap:6px;grid-template-columns:repeat(2,minmax(0,1fr))}.card{min-height:142px;padding:7px}.card-icon{font-size:22px;margin-bottom:var(--spacing-sm)}.card-title{font-size:7px;margin-bottom:var(--spacing-sm)}.card-price{font-size:7px;margin-bottom:5px}.status-text{font-size:6px}.shop-footer .shop-close-btn{font-size:9px;padding:var(--spacing-sm) var(--spacing-md)}.shop-footer .shop-reward-btn,.shop-footer .shop-undo-btn{font-size:8px;padding:var(--spacing-sm)}}@media (max-width: 900px) and (orientation: landscape){#gameContainer{padding:2px}.shop-container{width:min(96vw,860px);max-height:96svh;border-radius:var(--radius-xl)}.shop-container h2{margin-top:var(--spacing-md);font-size:22px}.shop-tabs{padding:8px 10px;gap:6px}.shop-tabs .tab-button{max-width:none;min-width:0;padding:8px 10px;font-size:11px;white-space:nowrap}.shop-cards-container{padding:6px;gap:8px;grid-template-columns:repeat(3,minmax(0,1fr))}.shop-main{grid-template-columns:minmax(0,1fr) minmax(220px,38%);gap:8px}.shop-details-panel{padding:10px}.shop-details-icon{font-size:26px}.shop-details-title,.shop-details-subtitle,.shop-details-description,.shop-details-price-label{font-size:8px}.shop-details-price,.shop-details-panel .shop-buy-btn{font-size:7px}.card{min-height:132px;padding:8px}.card-icon{font-size:24px;margin-bottom:8px}.card-title{font-size:8px;margin-bottom:8px}.card-price{font-size:7px;margin-bottom:4px}.status-text{font-size:6px}.shop-footer{flex-direction:row;align-items:center;justify-content:center;flex-wrap:nowrap;gap:8px;padding:8px}.shop-footer .shop-reward-btn,.shop-footer .shop-undo-btn,.shop-footer .shop-close-btn{min-width:0;width:calc(33.333% - 6px);max-width:none;padding:8px 10px;font-size:8px}}