html, body{
height:100%;
margin:0;
font-family:"Segoe UI", Arial, sans-serif;
background:#f4f6f9;
color:#1f2937;
line-height:1.6;
}

/* Page layout */
body{
display:flex;
flex-direction:column;
}

/* Main content pushes footer down */
main{
flex:1;
}

/* Header */
header{
background:#0f172a;
color:white;
text-align:center;
padding:50px 20px;
}

header h1{
margin:0;
font-size:40px;
}

.subtitle{
margin-top:10px;
font-size:18px;
opacity:.9;
}

/* Navigation */
/* Navigation */
nav{
margin-top:25px;
display:flex;
flex-wrap:wrap;
justify-content:center;
gap:18px;
max-width:1100px;
margin-left:auto;
margin-right:auto;
}

nav a{
color:white;
text-decoration:none;
font-weight:600;
font-size:15px;
padding:6px 8px;
}

nav a:hover{
text-decoration:underline;
}

/* Content container */
.container{
max-width:1200px;
margin:auto;
padding:60px 20px;
}

/* Footer */
footer{
background:#0f172a;
color:white;
text-align:center;
padding:25px;
}

/* Links */
a{
color:#2563eb;
}
.cards{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
margin-top:30px;
}

.card{
background:white;
padding:25px;
border-radius:8px;
box-shadow:0 3px 8px rgba(0,0,0,0.08);
}

.card h3{
margin-top:0;
color:#0f172a;
}
.profile-box{

background:white;
padding:25px;
border-radius:8px;
box-shadow:0 3px 8px rgba(0,0,0,0.08);
margin-bottom:30px;

}
.metrics{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
gap:20px;
margin-top:35px;
}

.metric-card{
background:white;
padding:30px 20px;
border-radius:10px;
text-align:center;
box-shadow:0 6px 14px rgba(0,0,0,0.06);
transition:transform .2s ease;
}

.metric-card:hover{
transform:translateY(-4px);
}

.metric-card h3{
font-size:42px;
margin:0;
color:#0f172a;
}

.metric-card p{
margin-top:8px;
font-size:15px;
color:#475569;
}
/* Section spacing */
section{
margin-bottom:50px;
}

/* Better headings */
h2{
font-size:34px;
margin-bottom:20px;
color:#111827;
}

h3{
margin-top:25px;
color:#1f2937;
}
.hero{
background:#e8eef7;
padding:60px 20px;
text-align:center;
}

.hero h2{
font-size:36px;
margin-bottom:15px;
color:#0f172a;
}

.hero p{
max-width:700px;
margin:auto;
font-size:18px;
color:#374151;
}