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

/* Fonte e cores principais */
body {
  font-family: 'Poppins', Arial, sans-serif;
  line-height: 1.7;
  color: #333;
  background-color: #f8f9fa;
  padding: 40px 20px;
}

/* Container centralizado */
.container {
  max-width: 800px;
  margin: 0 auto;
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Títulos */
h1 {
  font-size: 2rem;
  color: #0d6efd; /* azul profissional */
  margin-bottom: 20px;
  text-align: center;
}

h2 {
  font-size: 1.3rem;
  color: #212529;
  margin-top: 30px;
  margin-bottom: 10px;
  border-left: 4px solid #0d6efd;
  padding-left: 10px;
}

/* Parágrafos */
p {
  margin-bottom: 15px;
  font-size: 1rem;
}

/* Listas */
ul {
  margin: 10px 0 20px 20px;
}

ul li {
  margin-bottom: 8px;
  font-size: 1rem;
}

/* Links */
a {
  color: #0d6efd;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #084298;
  text-decoration: underline;
}

/* Botão de voltar */
.container p a[href*="index.html"] {
  display: inline-block;
  margin-top: 20px;
  background: #0d6efd;
  color: #fff;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s ease;
}

.container p a[href*="index.html"]:hover {
  background: #084298;
}

/* Responsividade */
@media (max-width: 600px) {
  body {
    padding: 20px;
  }
  .container {
    padding: 20px;
  }
  h1 {
    font-size: 1.6rem;
  }
  h2 {
    font-size: 1.2rem;
  }
}