body {
  font-family: 'Arial', sans-serif;
  margin: 0;
  padding-top: 160px;
  background-color: #f0f8ff;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  padding: 20px;
}
.card {
  background: white;
  padding: 15px;
  border-radius: 12px;
  box-shadow: 0 0 8px rgba(0,0,0,0.05);
}
.card img {
  max-width: 100%;
  border-radius: 10px;
  margin-bottom: 10px;
}
h2 {
  text-align: center;
  color: #007acc;
}
section {
  margin: 40px 0;
}
footer {
  background: #007acc;
  color: white;
  text-align: center;
  padding: 20px;
}
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25d366;
  color: white;
  padding: 10px 15px;
  border-radius: 30px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.testimonial-img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 10px;
}
/* شريط التنقل */
.main-nav {
  background-color: #f0f8ff;
  border-bottom: 1px solid #ddd;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}
.nav-container {
  max-width: 1200px;
  margin: auto;
  padding: 10px 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.nav-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  padding: 0;
  margin: 0;
}
.nav-links li a {
  text-decoration: none;
  color: #007acc;
  font-weight: bold;
  font-size: 14px;
}
.nav-links li a:hover {
  color: #005f99;
}
.social-links a {
  margin-left: 10px;
  font-size: 18px;
  text-decoration: none;
}
/* استجابة للموبايل */
@media (max-width: 768px) {
  .nav-container {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-links {
    flex-direction: column;
    width: 100%;
  }
  .social-links {
    margin-top: 10px;
  }
}