body{
    margin:0;
    font-family: Arial, Helvetica, sans-serif;
    background:#f7f7f7;
}
header{
    background:#111;
    color:white;
    padding:20px;
    display:flex;
    justify-content:space-between;
    align-items:center;
}
.logo{
    font-size:24px;
    font-weight:bold;
}
nav a{
    color:white;
    margin-left:20px;
    text-decoration:none;
}
.hero{
    height:70vh;
    background:url('https://images.unsplash.com/photo-1503387762-592deb58ef4e?q=80&w=2070') center/cover;
    display:flex;
    align-items:center;
    justify-content:center;
    color:white;
    text-align:center;
}
.hero h1{
    font-size:48px;
    background:rgba(0,0,0,.6);
    padding:20px;
}
.section{
    padding:60px 20px;
    max-width:1100px;
    margin:auto;
}
.card-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:20px;
}
.card{
    background:white;
    padding:20px;
    border-radius:10px;
}
.cta{
    background:#ffb400;
    padding:15px 25px;
    display:inline-block;
    margin-top:20px;
    text-decoration:none;
    color:black;
    font-weight:bold;
    border-radius:6px;
}
footer{
    background:#111;
    color:white;
    text-align:center;
    padding:30px;
    margin-top:40px;
}