@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@500&display=swap');
body {
  font-family: 'Montserrat', sans-serif;
  line-height: 1.5;
  background-color: #0d1117;
  color: white;
}

/* Cabeçalho + Menu*/
header {
  text-align: center;
  background-color: #161b22; /* escuro sutil */
  padding: 10px 10px;
  max-width: 800px;
  margin: 0 auto;
}

.avatar {
  width: 150px;
}

nav ul li {
  display: inline-block;
  margin: 0 10px;
}

nav ul li a {
  color: #049bfc;
  text-decoration: none;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  transition: color 0.3s ease;
}

nav ul li a:hover {
  color: white;
  border-bottom: 2px solid #049bfc;
  padding-bottom: 3px;
}
/* Corpo principal */
main {
  max-width: 800px;
  margin: 0 auto;
  padding-right: 10px;
  text-align: justify;
}

section {
  margin-bottom: 30px;
}

h2 {
  color: #049bfc;
  margin-bottom: 10px;
  text-transform: uppercase;
}
h3 {
	text-transform: uppercase;
}
/* Aside */
aside {
  background-color: #f9f9f9;
  border-left: 8px solid #049bfc;
  padding: 10px 10px;
  max-width: 800px;
  margin: 0 auto;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
  border-radius: 8px;
  font-size: 1rem;
  line-height: 1.6;
  color: #333;
}

aside h2 {
  color: #049bfc;
  margin-bottom: 15px;
  font-size: 1.5rem;
}

aside p {
  margin-bottom: 12px;
}

/* Rodapé */
footer {
  text-align: center;
  padding: 20px;
  background-color: #0d1117;
  color: white;
  font-size: 14px;
  margin-top: 30px;
  border-top: 1px solid #30363d;
}

.footer-links {
  margin-bottom: 8px;
}

.footer-links a {
  color: white;
  text-decoration: none;
  margin: 0 10px;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: #034294;
}

.footer-links span {
  color: #444;
}


/* Responsivo */
@media (max-width: 800px) {
  nav ul li {
    display: block;
    margin-bottom: 5px;
  }

  .avatar {
    width: 150px;
  }
}