*{margin:0;padding:0;box-sizing:border-box}:root{--gradient-start: #667eea;--gradient-end: #764ba2;--text-primary: #1a202c;--text-secondary: #4a5568;--bg-color: #ffffff}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;display:flex;align-items:center;justify-content:center;color:var(--text-primary)}#app{width:100%;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem}.container{width:100%;max-width:600px;animation:fadeIn 1s ease-in}.content{background:var(--bg-color);border-radius:24px;padding:4rem 3rem;box-shadow:0 20px 60px #0000004d;text-align:center}.logo{margin-bottom:2rem;animation:float 3s ease-in-out infinite}.logo svg{filter:drop-shadow(0 4px 12px rgba(102,126,234,.4))}.title{font-size:3rem;font-weight:700;background:linear-gradient(135deg,var(--gradient-start),var(--gradient-end));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1rem;letter-spacing:-.02em}.subtitle{font-size:1.5rem;font-weight:400;color:var(--text-secondary);margin-bottom:2rem}.description{margin-bottom:3rem;line-height:1.8}.description p{color:var(--text-secondary);font-size:1.1rem;margin-bottom:.5rem}.footer{padding-top:2rem;border-top:1px solid #e2e8f0}.footer p{color:var(--text-secondary);font-size:.875rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@media(max-width:640px){.content{padding:3rem 2rem}.title{font-size:2rem}.subtitle{font-size:1.25rem}.description p{font-size:1rem}}