body {
  font-family: sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
}
header {
  background: #fff;
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.logo {
  height: 40px;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 15px;
}
nav ul li a {
  text-decoration: none;
  color: #333;
}
.lang-switch {
  font-size: 14px;
}
section {
  padding: 40px 20px;
}
.service-card {
  background: #f0f0f0;
  padding: 20px;
  margin-top: 10px;
}
footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 10px;
}