.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr; /* ✅ บังคับ 2 ช่องเท่านั้น */
  gap: 16px;
}

.product-card {
  background: #fff;
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  text-align: center;
  box-sizing: border-box;
}

.product-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.product-card p {
  margin: 4px 0;
  font-size: 14px;
}

.product-card button {
  width: 100%;
  padding: 10px;
  background: #4CAF50;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 15px;
  margin-top: 10px;
}