html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f6f8;
  color: #333;
}

nav {
  display: flex;
  justify-content: center;
  gap: 20px;
  padding: 15px;
  background: #2c3e50;
}

nav a {
  color: #fff;
  text-decoration: none;
}

.hero {
  padding: 80px 20px;
  color: #fff;
  text-align: center;
  background: #34495e;
}

.btn {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 20px;
  color: #fff;
  text-decoration: none;
  background: #2c3e50;
}

.services,
.about,
.faq,
.contact {
  padding: 60px 20px;
  text-align: center;
}

.grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.card {
  width: 250px;
  padding: 20px;
  background: #fff;
  border-radius: 8px;
}

.faq-answer {
  display: none;
  margin-top: 10px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 400px;
  margin: auto;
}

input,
textarea {
  padding: 10px;
}

button {
  padding: 10px;
  color: #fff;
  cursor: pointer;
  background: #2c3e50;
  border: none;
}

.whatsapp {
  position: fixed;
  right: 20px;
  bottom: 20px;
  padding: 15px;
  color: #fff;
  text-decoration: none;
  background: green;
  border-radius: 50%;
}

.dark-mode {
  color: #fff;
  background: #121212;
}

.dark-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
}