body{
margin:0;
font-family:-apple-system,BlinkMacSystemFont;
background:#000;
color:#fff;
text-align:center;
}

.nav{
display:flex;
justify-content:space-between;
padding:20px;
position:fixed;
width:100%;
background:rgba(0,0,0,0.6);
backdrop-filter:blur(10px);
}

nav a{
margin:10px;
color:white;
text-decoration:none;
}

.hero{
height:100vh;
display:flex;
flex-direction:column;
justify-content:center;
background:linear-gradient(#000,#111);
}

.hero h1{
font-size:50px;
}

section{
padding:80px 20px;
}

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
gap:20px;
}

.card{
padding:40px;
background:#111;
border-radius:20px;
transition:0.3s;
}

.card:hover{
transform:scale(1.05);
background:#222;
}

iframe{
width:100%;
height:300px;
border:0;
}

.fade{
opacity:0;
transform:translateY(50px);
transition:1s;
}

.fade.show{
opacity:1;
transform:translateY(0);
}

footer{
padding:20px;
background:#111;
}