body{
font-family: Arial, sans-serif;
margin:0;
background:#f4f4f4;
}

.hero{
position:relative;
background:#b85200;
color:white;
text-align:center;
padding:60px 20px;
}

.top-right-symbol{
  position:absolute;
  top:125px;
  right:150px;
  width:75px;
  height:auto;
}

.top-right-symbol img{
  display:block;
  width:200%;
  height:auto;
}

.hero h1{
margin:0;
font-size:42px;
}

.hero p{
font-size:18px;
}

.inst{
opacity:0.9;
}

.btn{
display:inline-block;
margin-top:20px;
padding:10px 20px;
background:#272973;
color:white;
text-decoration:none;
border-radius:6px;
}

nav{
background:#272973;
text-align:center;
padding:10px;
}

nav a{
color:white;
margin:0 15px;
text-decoration:none;
padding:6px 8px;
border-radius:4px;
}

nav a.active {
background:#f3f3f3;
color:#111;
}

section{
padding:10px;
max-width:900px;
margin:auto;
}

#about-pi p {
text-align: justify;
}

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:20px;
}

.card{
background:white;
padding:20px;
border-radius:8px;
box-shadow:0 2px 5px rgba(0,0,0,0.15);
}

footer{
text-align:center;
background:#222;
color:white;
padding:20px;
}