body {
  font-family: "Vazirmatn", sans-serif;
  transition: background-color 0.4s, color 0.4s;
}

.navbar {
  transition: background-color 0.3s;
}

.hero-section {
  background: linear-gradient(135deg, #001f3f, #004080, #001f3f);
  transition: 0.3s ease-in-out;
}

.card {
  border: none;
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 18px rgba(0,0,0,0.3);
}

.card-img-top {
  height: 180px;
  object-fit: cover;
}

.btn-primary {
  background: linear-gradient(90deg, #007bff, #00bcd4);
  border: none;
  font-weight: bold;
}

.btn-primary:hover {
  background: linear-gradient(90deg, #00bcd4, #007bff);
}

/* 🌙 DARK MODE */
body.dark-mode {
  background-color: #121212;
  color: #e0e0e0;
}

body.dark-mode .card {
  background-color: #1e1e1e;
}

body.dark-mode .navbar,
body.dark-mode footer {
  background-color: #000;
  color: #fff;
}

/* ☀️ LIGHT MODE */
body.light-mode {
  background-color: #f8fafc;
  color: #222;
}

body.light-mode .card {
  background-color: #ffffff;
}

body.light-mode .navbar {
  background-color: #ffffff;
}

.fadeUp {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUpAnim 0.6s ease forwards;
}

@keyframes fadeUpAnim {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}