body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  text-align: center;
  direction: rtl;
}
.navbar {
  background: #333;
  color: #fff;
  padding: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.navbar .nav-links {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
}
.navbar .nav-links li {
  margin: 0 10px;
}
.navbar .nav-links a {
  color: #fff;
  text-decoration: none;
  padding: 5px 10px;
}
.hero {
  background: #007BFF;
  color: #fff;
  padding: 60px 20px;
}
.hero h1 { font-size: 40px; margin:0 0 10px 0; }
.hero p { font-size: 18px; margin:0 0 20px 0; }
.btn { display: inline-block; margin: 10px; padding: 12px 25px; border-radius: 6px; text-decoration: none; font-size: 18px; color: #fff; background:#28a745; }
.btn-admin { background:#ffc107; color:#333; }
.features { display:flex; flex-wrap:wrap; justify-content:center; margin:40px 0; }
.feature-box { background:#fff; width:250px; margin:10px; padding:20px; border-radius:10px; box-shadow:0 0 10px rgba(0,0,0,0.1); }
footer { background:#333; color:#fff; padding:15px; margin-top:40px; }