html {
  scroll-behavior: smooth;
}
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: white;
  color: #333;
}
header {
  background: white;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #ddd;
}
header img.logo {
  height: 50px;
}
nav a {
  color: #333;
  margin-left: 20px;
  text-decoration: none;
  font-weight: bold;
}
nav a:hover {
  text-decoration: underline;
}
section {
  padding: 60px 20px;
  max-width: 1000px;
  margin: auto;
}
.hero {
  background: white;
  text-align: center;
  padding: 100px 20px;
}
.servicos, .sobre, .contacto {
  background: white;
  margin-top: 30px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.05);
}
h1, h2 {
  color: #333;
}
ul {
  list-style: none;
  padding: 0;
}
ul li {
  margin: 10px 0;
  font-size: 18px;
}
footer {
  background: white;
  color: #666;
  text-align: center;
  padding: 20px;
  margin-top: 30px;
  border-top: 1px solid #ddd;
}
.formulario {
  margin-top: 20px;
}
input, textarea {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  margin-bottom: 20px;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
}
button {
  background: white;
  color: #007BFF;
  border: 2px solid #007BFF;
  padding: 10px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
}
button:hover {
  background: #007BFF;
  color: white;
}
.social a {
  margin: 0 10px;
  color: #007BFF;
  text-decoration: none;
  font-weight: bold;
}
.social a:hover {
  text-decoration: underline;
}