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both}.app-main:before{content:"";position:absolute;top:-50%;right:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(102,126,234,.05) 0%,transparent 70%);pointer-events:none}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.app{padding:0 16px}.app-header{padding:30px 16px;margin-bottom:30px}.app-header h1{font-size:2.25rem}.subtitle{font-size:1rem}.app-main{padding:32px 24px;border-radius:20px}}@media (max-width: 480px){.app-header h1{font-size:1.75rem}.app-main{padding:24px 16px}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica 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