body {
  font-family: 'Vazirmatn', sans-serif;
  background-color: #f9f9f9;
  margin: 0;
  padding: 0;
  direction: rtl;
}

header {
  background-color: #6b4caf;
  color: white;
  text-align: center;
  padding: 2rem 1rem;
  border-radius: 0 0 20px 20px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.main-page {
  color: white;
  background: #cccccc22;
  padding: 5px 15px;
  border-radius: 8px;
  text-decoration: none;
    position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000;
}

.container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  padding: 2rem;
}

.card {
  background-color: white;
  border-radius: 20px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: all 0.3s ease-in-out;
  height: 600px;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.card img {
  width: 100%;
  height: 400px;
  object-fit: cover; /* یا contain بسته به سلیقه‌ات */
  border-top-right-radius: 20px;
  border-top-left-radius: 20px;
}

.card-body {
  padding: 1.2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.card-body h3 {
  margin: 0 0 0.5rem 0;
  font-size: 1.2rem;
  color: #333;
}

.card-body p {
  font-size: 1rem;
  color: #555;
  line-height: 1.6;
}


@media (max-width: 768px) {
  header {
    padding: 1.5rem 1rem;
    font-size: 14px;
  }

  .main-page {
    font-size: 13px;
    padding: 4px 10px;
  }

  .container {
    grid-template-columns: 1fr;
    padding: 1rem;
    gap: 16px;
  }

  .card {
    max-width: 100%;
    height: auto; /* حذف ارتفاع ثابت */
    border-radius: 16px;
  }

  .card img {
    height: 400px; /* اندازه کامل عکس مثل دسکتاپ */
    object-fit: cover;
    border-radius: 16px 16px 0 0;
  }

  .card-body {
    padding: 0.9rem 1rem;
  }

  .card-body h3 {
    font-size: 1rem;
    margin-bottom: 0.4rem;
  }

  .card-body p {
    font-size: 0.9rem;
    line-height: 1.7;
  }
}