@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px rgba(255,215,0,.3);transform:scale(1)}50%{box-shadow:0 0 40px rgba(255,215,0,.6);transform:scale(1.02)}}@keyframes lightning{0%,90%,to{opacity:0}10%,80%{opacity:1}}@keyframes confetti-fall{0%{transform:translateY(-100vh) rotate(0deg);opacity:1}to{transform:translateY(100vh) rotate(2turn);opacity:0}}.animate-float{animation:float 3s ease-in-out infinite}.animate-shimmer{background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.4),transparent);background-size:200% 100%;animation:shimmer 2s infinite}.animate-pulse-glow{animation:pulse-glow 2s ease-in-out infinite}.animate-lightning{animation:lightning .1s infinite}.animate-confetti{animation:confetti-fall 3s ease-in-out infinite}.rarity-common{background:radial-gradient(circle,hsla(0,0%,100%,.1) 0,transparent 70%)}.rarity-uncommon{background:radial-gradient(circle,rgba(50,205,50,.1) 0,transparent 70%)}.rarity-rare{background:radial-gradient(circle,rgba(30,144,255,.2) 0,transparent 70%);box-shadow:0 0 30px rgba(30,144,255,.3)}.rarity-epic{background:radial-gradient(circle,rgba(147,112,219,.3) 0,transparent 70%);box-shadow:0 0 40px rgba(147,112,219,.4)}.rarity-legendary{background:radial-gradient(circle,rgba(255,215,0,.4) 0,transparent 70%);box-shadow:0 0 50px rgba(255,215,0,.5);animation:pulse-glow 2s ease-in-out infinite}.tier-starter{background:linear-gradient(135deg,rgba(205,127,50,.1),rgba(139,69,19,.2));border-color:#cd7f32}.tier-silver{background:linear-gradient(135deg,hsla(0,0%,75%,.1),rgba(112,128,144,.2));border-color:silver}.tier-gold{background:linear-gradient(135deg,rgba(255,215,0,.2),rgba(255,165,0,.3));border-color:gold}.tier-platinum{background:linear-gradient(135deg,hsla(40,5%,89%,.2),rgba(177,156,217,.3));border-color:#e5e4e2}.tier-mystery{background:linear-gradient(135deg,rgba(255,20,147,.2),rgba(0,206,209,.3));border-color:#ff1493;animation:shimmer 3s infinite}.particles:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background-image:radial-gradient(2px 2px at 20px 30px,hsla(0,0%,100%,.7),transparent),radial-gradient(2px 2px at 40px 70px,hsla(0,0%,100%,.5),transparent),radial-gradient(1px 1px at 90px 40px,hsla(0,0%,100%,.6),transparent),radial-gradient(1px 1px at 130px 80px,hsla(0,0%,100%,.4),transparent);background-repeat:repeat;background-size:200px 100px;animation:float 4s ease-in-out infinite}.flash-vault{position:relative;overflow:hidden}.flash-vault:before{content:"";position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(45deg,#ff6b6b,#ffd93d,#6bcf7f,#4d96ff,#9c88ff);background-size:400% 400%;z-index:-1;border-radius:inherit;animation:gradient-shift 3s ease infinite}@keyframes gradient-shift{0%{background-position:0 50%}50%{background-position:100% 50%}to{background-position:0 50%}}.mystery-box:hover{transform:translateY(-5px);transition:all .3s ease}.mystery-box:hover .box-glow{opacity:.8;transform:scale(1.05)}@media (max-width:768px){.mystery-box{width:100%;max-width:300px}.particles:before{background-size:100px 50px}}.mystery-box:focus{outline:3px solid #4d96ff;outline-offset:2px}.mystery-box[disabled]{opacity:.5;cursor:not-allowed;filter:grayscale(100%)}.loading-shimmer{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%;animation:shimmer 2s infinite}