body,html{padding:0;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#0f172a;min-height:100vh;position:relative;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 50%,rgba(120,119,198,.3),transparent 50%),radial-gradient(circle at 80% 80%,rgba(99,102,241,.3),transparent 50%),radial-gradient(circle at 40% 20%,rgba(168,85,247,.2),transparent 50%);animation:gradientShift 15s ease infinite;z-index:0}@keyframes gradientShift{0%,to{opacity:1}50%{opacity:.8}}*{box-sizing:border-box}a{color:inherit;text-decoration:none}.App{text-align:center;max-width:1200px;margin:0 auto;padding:20px;min-height:100vh;width:100%;position:relative;z-index:1}.container{background:hsla(0,0%,100%,.95);border-radius:24px;padding:48px;box-shadow:0 20px 60px rgba(0,0,0,.3),inset 0 0 0 1px hsla(0,0%,100%,.1);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid 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spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.result{margin-top:30px;padding:24px;border-radius:16px;text-align:left;display:flex;align-items:flex-start;gap:16px;animation:slideInUp .4s ease}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.result.success{background:linear-gradient(135deg,#d1fae5,#a7f3d0);border-left:4px solid #10b981}.result.error{background:linear-gradient(135deg,#fee2e2,#fecaca);border-left:4px solid #ef4444}.result.info{background:linear-gradient(135deg,#dbeafe,#bfdbfe);border-left:4px solid #3b82f6}.result-icon{font-size:2rem;flex-shrink:0}.result-content h3{margin:0 0 8px;font-size:1.3rem;color:#1e293b}.result-content p{margin:0 0 8px;color:#475569;font-size:1rem;line-height:1.6}.result-content small{display:block;color:#64748b;font-size:.9rem;margin-top:8px;white-space:pre-line}.admin-toggle{padding:12px 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ease}.copy-btn:hover{background:#4f46e5;transform:scale(1.1)}.key-value{font-family:SF Mono,Monaco,Courier New,monospace;font-size:1.2rem;color:#1e293b;padding:14px;background:#f8fafc;text-align:center;letter-spacing:2px;margin-bottom:12px}.days-remaining,.key-value{font-weight:600;border-radius:8px}.days-remaining{padding:8px 12px;background:linear-gradient(135deg,#fef3c7,#fde68a);color:#92400e;font-size:.95rem;margin-bottom:8px}.activation-date,.expiration-date{font-size:.9rem;color:#64748b;margin-top:8px}.no-keys{text-align:center;padding:60px 20px;color:#64748b}.no-keys p{font-size:1.1rem;margin:0}.hover-lift{transition:transform .3s ease,box-shadow .3s ease}.hover-lift:hover{transform:translateY(-4px)}.gradient-text{background:linear-gradient(135deg,#6366f1,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.admin-panel{animation:fadeIn .5s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){.header h1{font-size:2.5rem}.header p{font-size:1.1rem}.container{padding:32px 24px}.license-input{font-size:1.2rem;padding:14px 18px}.button-group{flex-direction:column}.activate-btn,.btn-primary,.btn-secondary,.reset-btn{width:100%}.keys-grid{grid-template-columns:1fr}.section-header{flex-direction:column;align-items:stretch}.refresh-btn{width:100%}}@media (max-width:480px){.header h1{font-size:2rem}.container{padding:24px 16px}}