/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
  }
  
  /* Cabeçalho */
  header {
    background: #2c3e50;
    color: #fff;
    padding: 15px 0;
  }
  
  header nav {
    width: 90%;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  header nav h1 {
    font-size: 1.4rem;
  }
  
  header nav ul {
    list-style: none;
    display: flex;
    gap: 15px;
  }
  
  header nav a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
  }
  
  header nav a:hover {
    color: #f1c40f;
  }
  
  /* Hero */
  #hero {
    background: linear-gradient(to right, #34495e, #2c3e50);
    color: #fff;
    text-align: center;
    padding: 80px 20px;
  }
  
  #hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
  }
  
  #hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
  }
  
  .btn {
    background: #f1c40f;
    color: #333;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
  }
  
  .btn:hover {
    background: #d4ac0d;
  }
  
  /* Seções */
  section {
    padding: 40px 20px;
    width: 90%;
    margin: auto;
    text-align: center;
  }
  
  section h2 {
    margin-bottom: 20px;
    font-size: 1.8rem;
    color: #2c3e50;
  }
  
  /* Formulário */
  form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
    margin: auto;
  }
  
  form input, form textarea {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
  }
  
  form button {
    background: #2c3e50;
    color: #fff;
    padding: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
  }
  
  form button:hover {
    background: #34495e;
  }
  
  /* Rodapé */
  footer {
    background: #2c3e50;
    color: #fff;
    text-align: center;
    padding: 15px;
    margin-top: 30px;
  }