body {
  font-family: Arial, sans-serif;
  margin: 0; 
  padding: 0;
  background: #f4f4f4;
  color: #333;
}

header {
  background: #004080;
  color: #fff;
  padding: 20px;
  text-align: center;
}

nav a {
  color: #fff;
  margin: 0 15px;
  text-decoration: none;
}

main {
  padding: 40px;
  text-align: center;
}

footer {
  background: #004080;
  color: #fff;
  text-align: center;
  padding: 10px;
}

/* Hero Section */
.hero {
  background: #e6f0ff;
  padding: 30px;
  margin-bottom: 20px;
  border-radius: 8px;
}

/* Why Us Section */
.why-us {
  background: #fff;
  padding: 20px;
  margin: 20px auto;
  border: 1px solid #ccc;
  border-radius: 8px;
  max-width: 800px;
}

/* Call to Action Section */
.cta {
  background: #fff3e6;
  padding: 20px;
  margin: 20px auto;
  border-radius: 8px;
  max-width: 800px;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  background: #004080;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
}

.btn:hover {
  background: #0066cc;
}

/* WhatsApp Floating Button */
#whatsapp-chat {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: linear-gradient(135deg, #007BFF, #FF7F00);
  color: white;
  border-radius: 50%;
  padding: 15px;
  font-size: 24px;
  text-align: center;
  text-decoration: none;
  box-shadow: 0 4px 8px rgba(0,0,0,0.3);
  transition: transform 0.2s ease;
}

#whatsapp-chat:hover {
  transform: scale(1.1);
}

/* AI Chat Agent Box */
#ai-chat {
  position: fixed;
  bottom: 90px;
  right: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  border-radius: 15px;
  overflow: hidden;
  background: linear-gradient(135deg, #0056b3, #ff7f00);
}