:root{
  --bg-color: #0f0f0f;
  --text-color: #f1f1f1;
  --subtitle-color: #ccc;
  --card-bg: #1f1f1f;
  --hover-bg: #333;
  --border-color: #ffffff33;
  --footer-color: #777;
}

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

body{
    font-family: 'Poppins',sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px;
    min-height: 100vh;
}

header{
    text-align: center;
    margin-bottom: 32px;
}

#profile-pic{
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
    margin-bottom: 16px;
}

h1{
    font-size: 28.8px;
    margin-bottom: 8px;
}

p{
    font-size: 16px;
    color: var(--subtitle-color);
}

nav ul{
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 0;
}

nav a{
    text-decoration: none;
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 12px 24px;
    border-radius: 8px;
    transition: background-color 0.3s;
    text-align: center;
    display: block;
}

nav a:hover{
    background-color: var(--hover-bg);
}

nav a i{
    margin-right: 8px;
}

footer{
    margin-top: auto;
    padding-top: 32px;
    font-size: 14px;
    color: var(--footer-color);
}

/* RESPONSIVIDADE: */

@media (max-width:1024px){
    h1{
        font-size: 26px;
    }

    p{
        font-size: 15px;
    }

    nav a{
        font-size: 15px;
        padding: 12px 22px;
    }

    #profile-pic{
        width: 110px;
        height: 110px;
    }
}

@media (max-width:768px){
    h1{
        font-size: 24px;
    }

    p{
        font-size: 15px;
    }

    nav a{
        font-size: 15px;
        padding: 12px 20px;
    }
}

@media (max-width:480px){
    body{
        padding: 16px;
    }

    #profile-pic{
        width: 96px;
        height: 96px;
    }

    h1{
        font-size: 22px;
    }

    p{
        font-size: 14px;
    }

    nav a{
        font-size: 14px;
        padding: 10px 16px;
    }

    footer{
        padding-top: 24px;
        padding-bottom: 24px;
        text-align: center;
    }
}