*{
margin:0;
padding:0;
box-sizing:border-box;
}

body{
font-family:Arial, sans-serif;
background:#f6f8fb;
color:#222;
}

/* Container */



/* Ticker */



/* Navbar */

.header{
background:#111;
color:white;
}

.nav-flex{
display:flex;
justify-content:space-between;
align-items:center;
padding:15px 0;
}

.logo{
font-size:20px;
font-weight:bold;
}

nav{
display:flex;
gap:20px;
}

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

.menu-btn{
display:none;
background:none;
color:white;
font-size:24px;
border:none;
}


/* Hero */

.hero{
text-align:center;
padding:60px 0;
}

.market-grid{
display:grid;
grid-template-columns:1fr;
gap:20px;
margin-top:30px;
}

.market-card{
background:white;
padding:30px;
border-radius:10px;
box-shadow:0 3px 10px rgba(0,0,0,0.1);
}

.market-card p{
font-size:28px;
font-weight:bold;
}


/* Metals */

.metals{
margin-top:40px;
}

.metal-grid{
display:grid;
grid-template-columns:1fr;
gap:20px;
margin-top:20px;
}

.metal-card{
background:white;
padding:40px;
text-align:center;
border-radius:10px;
text-decoration:none;
color:#333;
box-shadow:0 3px 10px rgba(0,0,0,0.1);
}

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


/* Calculator */

.calculator{
margin-top:60px;
text-align:center;
}

.calculator input{
padding:10px;
width:200px;
margin-top:10px;
}

.calculator button{
padding:10px 20px;
margin-left:10px;
background:black;
color:white;
border:none;
}


/* Tablet */

@media (min-width:768px){

.market-grid{
grid-template-columns:1fr 1fr;
}

.metal-grid{
grid-template-columns:1fr 1fr;
}

}


/* Desktop */

@media (min-width:1024px){

.market-grid{
grid-template-columns:repeat(2,1fr);
}

}


/* Mobile menu */

@media (max-width:768px){

nav{
display:none;
flex-direction:column;
background:#111;
position:absolute;
top:60px;
right:20px;
padding:20px;
}

nav.show{
display:flex;
}

.menu-btn{
display:block;
}

}