@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}@keyframes holographic{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px #ffd7004d;transform:scale(1)}50%{box-shadow:0 0 40px #ffd70099;transform:scale(1.02)}}@keyframes float-sparkle{0%,to{transform:translateY(0) rotate(0);opacity:.7}50%{transform:translateY(-10px) rotate(180deg);opacity:1}}@keyframes casino-lights{0%,to{opacity:1}25%{opacity:.7}50%{opacity:1}75%{opacity:.8}}.premium-scratch-card{position:relative;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460,#16213e,#1a1a2e);background-size:400% 400%;animation:holographic 4s ease-in-out infinite}.premium-scratch-card:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);animation:shimmer 3s ease-in-out infinite}.scratch-surface{background:linear-gradient(135deg,gold,orange,#ff8c00,orange,gold);background-size:200% 200%;animation:holographic 2s ease-in-out infinite;position:relative;overflow:hidden}.scratch-surface:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(circle at 25% 25%,rgba(255,255,255,.3) 1px,transparent 1px),radial-gradient(circle at 75% 75%,rgba(255,255,255,.2) 1px,transparent 1px);background-size:20px 20px}.scratch-surface:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(45deg,transparent 30%,rgba(255,255,255,.1) 50%,transparent 70%);animation:shimmer 2s ease-in-out infinite}.premium-glow{animation:pulse-glow 2s ease-in-out infinite}.floating-sparkle{animation:float-sparkle 3s ease-in-out infinite}.casino-lights{animation:casino-lights 1.5s ease-in-out infinite}.prize-tier-diamond{background:linear-gradient(135deg,#e8f4fd,#b6e2ff,#87ceeb);box-shadow:0 0 30px #87ceeb99}.prize-tier-gold{background:linear-gradient(135deg,gold,orange,#ff8c00);box-shadow:0 0 30px #ffd70099}.prize-tier-silver{background:linear-gradient(135deg,silver,#e5e5e5,#b8b8b8);box-shadow:0 0 30px #c0c0c099}.prize-tier-bronze{background:linear-gradient(135deg,#cd7f32,#d4af37,#b8860b);box-shadow:0 0 30px #cd7f3299}.prize-tier-ruby{background:linear-gradient(135deg,#ff0040,#ff6b9d,#dc143c);box-shadow:0 0 30px #ff004099}.scratch-particle{pointer-events:none;position:absolute;width:3px;height:3px;background:radial-gradient(circle,gold,orange);border-radius:50%;box-shadow:0 0 6px #ffd700cc}.premium-button{background:linear-gradient(135deg,#667eea,#764ba2);box-shadow:0 10px 30px #667eea4d;transition:all .3s ease;position:relative;overflow:hidden}.premium-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .5s ease}.premium-button:hover:before{left:100%}.premium-button:hover{transform:translateY(-2px);box-shadow:0 15px 40px #667eea66}.win-explosion{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;z-index:1000}.win-particle{position:absolute;width:6px;height:6px;background:radial-gradient(circle,gold,orange);border-radius:50%;box-shadow:0 0 10px #ffd700cc}@media (max-width: 768px){.premium-scratch-card{background-size:300% 300%}.scratch-surface{background-size:150% 150%}}@media (prefers-reduced-motion: reduce){.premium-scratch-card,.scratch-surface,.premium-glow,.floating-sparkle,.casino-lights,.premium-button:before{animation:none}.premium-button:hover{transform:none}}