body {margin:0;font-family:Poppins;background:#0b0b0b;color:white;}
.nav {position:fixed;width:100%;display:flex;justify-content:space-between;padding:20px;background:rgba(0,0,0,0.7);}
.hero {height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;position:relative;}
.hero-bg {position:absolute;width:100%;height:100%;background:url('../images/server.jpg') center/cover;filter:brightness(0.4);}
.hero-content {position:relative;}
.section {padding:80px 10%;}
.systems {display:flex;gap:20px;flex-wrap:wrap;}
.system-card {background:#111;padding:20px;flex:1;}
.system-card img {width:100%;}
.grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;}
.glass {background:rgba(255,255,255,0.05);padding:20px;}
.btn {background:red;padding:12px 25px;color:white;text-decoration:none;}
.cta {text-align:center;padding:80px;}