body{
    margin:0;
    background:#111;
    color:white;
    font-family:Arial;
}

header{
    background:#1a1a1a;
    padding:20px;
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.logo{
    font-size:32px;
    font-weight:bold;
}

.logo span{
    color:#ff6b35;
}

.container{
    max-width:1200px;
    margin:auto;
    padding:30px;
    display:grid;
    gap:20px;
    grid-template-columns:
    repeat(auto-fill,minmax(300px,1fr));
}

.card{
    background:#1f1f1f;
    border-radius:12px;
    padding:20px;
}

.codigo{
    background:#333;
    padding:12px;
    text-align:center;
    margin:15px 0;
    font-weight:bold;
    color:#ff6b35;
}

.copiar{
    background:#ff6b35;
    color:white;
    border:none;
    padding:12px;
    cursor:pointer;
    width:100%;
}

.abrir{
    display:block;
    margin-top:10px;
    background:#2a2a2a;
    color:white;
    text-align:center;
    padding:12px;
    text-decoration:none;
}