:root{--background:#050505;--surface:#0a0a0a;--surface-hover:#121212;--primary:#d84315;--primary-glow:#d8431580;--secondary:#f59e0b;--text-primary:#e5e5e5;--text-secondary:#a3a3a3;--border:#262626;--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Open Sans","Helvetica Neue",sans-serif;--nav-height:80px}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--background);max-width:100vw;color:var(--text-primary);font-family:var(--font-sans);scroll-behavior:smooth;overflow-x:hidden}a{color:inherit;text-decoration:none}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--background)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--primary)}.container{max-width:1200px;margin:0 auto;padding:0 20px}.section{padding:100px 0}.heading-xl{letter-spacing:-.02em;font-size:3.5rem;font-weight:700;line-height:1.1}.heading-lg{letter-spacing:-.01em;margin-bottom:1.5rem;font-size:2.5rem;font-weight:600}.text-lg{color:var(--text-secondary);font-size:1.125rem;line-height:1.6}.btn{cursor:pointer;border-radius:8px;align-items:center;gap:.5rem;padding:12px 24px;font-weight:500;transition:all .3s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff;border:1px solid var(--primary)}.btn-primary:hover{color:var(--primary);box-shadow:0 0 20px var(--primary-glow);background:0 0}.btn-secondary{color:var(--text-primary);border:1px solid var(--border);background:0 0}.btn-secondary:hover{border-color:var(--text-primary);background:#ffffff0d}.grid-3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;display:grid}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.8s forwards fadeIn}