body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{color:#333;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6}.app{flex-direction:column;min-height:100vh;display:flex}.header{color:#fff;text-align:center;background:linear-gradient(135deg,#4f7cff 0%,#5a8cff 100%);padding:3rem 2rem}.header h1{margin-bottom:.5rem;font-size:3rem;font-weight:700}.tagline{opacity:.95;font-size:1.25rem}.main{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:4rem 2rem}.hero{text-align:center;margin-bottom:5rem}.hero h2{color:#2c3e50;margin-bottom:1rem;font-size:2rem}.hero p{color:#666;max-width:600px;margin:0 auto 2rem;font-size:1.1rem}.cta-button{color:#fff;background:#4f7cff;border-radius:8px;padding:1rem 2.5rem;font-size:1.1rem;font-weight:600;text-decoration:none;transition:transform .2s,box-shadow .2s;display:inline-block}.cta-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #4f7cff4d}.features{margin-bottom:5rem}.features h3{text-align:center;color:#2c3e50;margin-bottom:3rem;font-size:2rem}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;display:grid}.feature{text-align:center;background:#f8f9fa;border-radius:12px;padding:2rem;transition:transform .2s}.feature:hover{transform:translateY(-4px)}.icon{margin-bottom:1rem;font-size:3rem;display:block}.feature h4{color:#2c3e50;margin-bottom:.5rem;font-size:1.25rem}.feature p{color:#666;font-size:.95rem}.support{text-align:center;background:#f8f9fa;border-radius:12px;padding:3rem 2rem}.support h3{color:#2c3e50;margin-bottom:1rem;font-size:1.75rem}.support p{color:#666;margin-bottom:2rem}.support-links{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.support-link{color:#4f7cff;border:2px solid #4f7cff;border-radius:6px;padding:.75rem 1.5rem;font-weight:600;text-decoration:none;transition:all .2s}.support-link:hover{color:#fff;background:#4f7cff}.footer{color:#fff;text-align:center;background:#2c3e50;padding:2rem}.footer p{color:#fffc}@media (width<=768px){.header h1{font-size:2rem}.tagline{font-size:1rem}.hero h2{font-size:1.5rem}.feature-grid{grid-template-columns:1fr}}