*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#333;background:#f8f9fa}.app{max-width:1440px;margin:0 auto;background:white}@media (max-width: 768px){nav{flex-direction:column;gap:15px;padding:15px!important}nav>div:last-child{flex-wrap:wrap;justify-content:center;gap:15px!important}nav a{font-size:.9rem}section h1{font-size:2.5rem!important}section h2{font-size:2rem!important}#about>div>div{grid-template-columns:1fr!important}#contact>div>div{grid-template-columns:1fr!important}.about-stats{grid-template-columns:repeat(3,1fr)!important}footer>div>div{grid-template-columns:1fr!important;text-align:center}}