.app-container{width:100%;height:100vh;display:flex;justify-content:center;align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);position:relative;overflow:hidden}.app-container:before{content:"";position:absolute;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.1) 1px,transparent 1px);background-size:50px 50px;animation:drift 20s linear infinite}@keyframes drift{0%{transform:translate(0)}to{transform:translate(50px,50px)}}.content{text-align:center;z-index:1;padding:2rem;background:#fffffff2;border-radius:20px;box-shadow:0 20px 60px #0000004d;max-width:600px;width:90%;animation:fadeInUp 1s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.logo{width:200px;height:auto;margin-bottom:2rem;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}h1{font-size:3rem;color:#333;margin-bottom:1rem;font-weight:700;letter-spacing:-1px}.subtitle{font-size:1.25rem;color:#666;line-height:1.6}@media (max-width: 768px){h1{font-size:2rem}.subtitle{font-size:1rem}.logo{width:150px}}*{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 Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{width:100%;height:100vh}