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

body{
    font-family: Arial, sans-serif;
    background-color: #121212; /* fondo oscuro */
    color: #e0e0e0; /* texto claro */
}

header{
    background-color: #1f1f1f; /* oscuro más intenso */
    color: #ffffff;
    text-align: center;
    padding: 30px;
}

.foto-perfil{
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 4px solid #ffffff;
    margin-bottom: 15px;
}

nav{
    background-color: #222222;
    text-align: center;
    padding: 12px;
}

nav a{
    color: #e0e0e0;
    text-decoration: none;
    margin: 0 15px;
}

nav a:hover{
    text-decoration: underline;
    color: #90caf9; /* azul suave para resaltar */
}

main{
    width: 80%;
    margin: 20px auto;
}

.card{
    background-color: #1e1e1e; /* tarjetas oscuras */
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

h2{
    color: #90caf9; /* azul suave */
    margin-bottom: 10px;
}

ul{
    padding-left: 20px;
}

li{
    margin-bottom: 5px;
}

button{
    margin-top: 10px;
    background-color: #90caf9; /* azul suave */
    color: #121212;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
}

button:hover{
    background-color: #64b5f6; /* azul más claro */
}

#mensaje{
    margin-top: 10px;
    color: #81c784; /* verde suave */
    font-weight: bold;
}

footer{
    background-color: #1f1f1f;
    color: #e0e0e0;
    text-align: center;
    padding: 15px;
}

@media (max-width: 768px){

    main{
        width: 95%;
    }

    nav a{
        display: block;
        margin: 10px 0;
    }

}