@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;600&display=swap');
body {
  font-family: 'Vazirmatn', sans-serif;
  background: linear-gradient(135deg, #e0f7fa, #b2ebf2);
  margin: 0;
  direction: rtl;
  color: #002b5c;
  text-align: center;
}
header {
  background-color: #003366;
  color: white;
  padding: 1.5em;
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
}
.cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding: 2em;
}
.card {
  padding: 1.2em 2em;
  margin: 1em;
  border-radius: 20px;
  font-weight: 600;
  color: white;
  cursor: pointer;
  transition: transform 0.3s ease;
  box-shadow: 0px 4px 8px rgba(0,0,0,0.1);
}
.card:hover { transform: scale(1.05); }
.yellow { background-color: #FFD54F; }
.teal { background-color: #4DD0E1; }
.blue { background-color: #64B5F6; }
.green { background-color: #81C784; }
.gold { background-color: #FFB74D; }
.chatbot {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background-color: #FFB74D;
  color: white;
  padding: 10px 20px;
  border-radius: 30px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.2);
  cursor: pointer;
}