*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial,sans-serif;
}

body{
    background:#111;
    color:#fff;
}

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

header{
    background:#000;
    padding:20px 0;
}

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

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

.hero{
    background:linear-gradient(135deg,#5d00ff,#b300ff);
    padding:120px 20px;
    text-align:center;
}

.hero h2{
    font-size:45px;
    margin-bottom:20px;
}

.hero p{
    font-size:20px;
    margin-bottom:30px;
}

.btn{
    background:#fff;
    color:#000;
    padding:14px 25px;
    border-radius:8px;
    text-decoration:none;
    font-weight:bold;
}

.section{
    padding:80px 20px;
}

.dark{
    background:#1a1a1a;
}

.cards{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
    margin-top:40px;
}

.card{
    background:#222;
    padding:25px;
    border-radius:10px;
}

.lista{
    margin-top:20px;
    padding-left:20px;
}

.lista li{
    margin-bottom:10px;
}

.formulario{
    display:flex;
    flex-direction:column;
    gap:15px;
    margin-top:30px;
}

.formulario input,
.formulario textarea{
    padding:15px;
    border:none;
    border-radius:8px;
}

.formulario textarea{
    min-height:130px;
}

.formulario button{
    background:#7b00ff;
    color:#fff;
    border:none;
    padding:15px;
    border-radius:8px;
    cursor:pointer;
    font-size:16px;
}

footer{
    background:#000;
    text-align:center;
    padding:20px;
}