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rgba(0,0,0,.1)}.blockchain-action-button.primary:hover:not(:disabled){background:linear-gradient(135deg,var(--color-primary-dark),var(--color-primary));box-shadow:0 4px 12px rgba(239,68,68,.3)}.blockchain-action-button.secondary{background:var(--color-surface-secondary);color:var(--color-success);border:2px solid var(--color-success)}.blockchain-action-button.secondary:hover:not(:disabled){background:rgba(34,197,94,.1);color:#16a34a;border-color:#16a34a;box-shadow:0 4px 12px rgba(34,197,94,.25)}.blockchain-action-button.danger{background:linear-gradient(135deg,#dc2626,#b91c1c);color:white;box-shadow:0 2px 4px rgba(0,0,0,.1)}.blockchain-action-button.danger:hover:not(:disabled){background:linear-gradient(135deg,#b91c1c,#dc2626);box-shadow:0 4px 12px rgba(220,38,38,.3)}.blockchain-action-button.connect-wallet{background:linear-gradient(135deg,#3b82f6,#2563eb);color:white;box-shadow:0 2px 4px rgba(0,0,0,.1)}.blockchain-action-button.connect-wallet:hover:not(:disabled){background:linear-gradient(135deg,#2563eb,#3b82f6);box-shadow:0 4px 12px rgba(59,130,246,.3)}.blockchain-action-button.loading{background:linear-gradient(135deg,#6b7280,#4b5563);color:white;cursor:wait}.blockchain-action-button.loading:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);animation:loading-sweep 2s infinite}@keyframes loading-sweep{0%{left:-100%}to{left:100%}}.blockchain-action-button.success-flash{background:linear-gradient(135deg,#22c55e,#16a34a);color:white;animation:success-pulse .6s ease-out}@keyframes success-pulse{0%{transform:scale(1);box-shadow:0 2px 4px rgba(0,0,0,.1)}50%{transform:scale(1.05);box-shadow:0 8px 25px rgba(34,197,94,.4)}to{transform:scale(1);box-shadow:0 4px 12px rgba(34,197,94,.3)}}.blockchain-action-button.failed{background:linear-gradient(135deg,#ef4444,#dc2626);color:white;animation:error-shake .5s ease-out}@keyframes error-shake{0%,to{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}.blockchain-action-button.rejected{background:linear-gradient(135deg,#f59e0b,#d97706);color:white;animation:warning-pulse .5s ease-out}@keyframes warning-pulse{0%,to{opacity:1}50%{opacity:.7}}.blockchain-action-button:disabled{opacity:.6;cursor:not-allowed;transform:none!important}.blockchain-action-button:disabled:hover{box-shadow:none!important}@media (max-width:768px){.blockchain-action-button{padding:14px 24px;font-size:15px;min-width:160px;min-height:48px}}@media (max-width:480px){.blockchain-action-button{padding:12px 20px;font-size:14px;min-width:140px;min-height:44px}.simulation-banner{font-size:13px;padding:6px 12px}}