.blog-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  padding: 20px;
}

.blog-card {
  background: #f3f3f3;
  border-radius: 15px;
  padding: 40px 20px;
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  color: #333;
  text-decoration: none;
  position: relative;
  transition: all 0.3s ease-in-out;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.blog-card i {
  font-size: 50px;
  margin-bottom: 15px;
  display: block;
}

/* رنگ‌ها */
.purple i, .purple p { color: #7b2cbf; }
.green i, .green p { color: #2a9d8f; }
.blue i, .blue p { color: #3a0ca3; }
.teal i, .teal p { color: #219ebc; }
.cyan i, .cyan p { color: #06d6a0; }

/* افکت Hover */
.blog-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.15);
  border-radius: 15px;
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
}

.blog-card:hover {
  transform: translateY(-8px);
}

.blog-card:hover::after {
  opacity: 1;
}