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

body{
    font-family:Arial,Helvetica,sans-serif;
    background:#0f172a;
    color:#fff;
    line-height:1.6;
}

.container{
    width:90%;
    max-width:1100px;
    margin:auto;
}

header{
    background:#111827;
    padding:20px 0;
}

header .container{
    display:flex;
    justify-content:space-between;
    align-items:center;
}

nav a{
    color:white;
    text-decoration:none;
    margin-left:20px;
}

.hero{
    text-align:center;
    padding:100px 20px;
}

.hero h2{
    font-size:48px;
    margin-bottom:20px;
}

.hero p{
    color:#cbd5e1;
    margin-bottom:30px;
}

.button{
    display:inline-block;
    background:#2563eb;
    color:white;
    padding:14px 28px;
    text-decoration:none;
    border-radius:8px;
}

section{
    padding:70px 0;
}

.card{
    background:#1e293b;
    padding:25px;
    border-radius:12px;
    margin-top:20px;
}

footer{
    text-align:center;
    padding:40px 20px;
    background:#111827;
}

footer a{
    color:#60a5fa;
    text-decoration:none;
}