.qr-post-cards-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.qr-post-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  padding: 16px;
  text-align: center;
  transition: transform 0.2s;
}

.qr-post-card:hover {
  transform: translateY(-4px);
}

.qr-post-card .qr-thumbnail img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin-bottom: 12px;
}

.qr-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.qr-date {
  font-size: 0.9rem;
  color: #888;
  margin-bottom: 10px;
}

.qr-btn {
  display: inline-block;
  background: #cfaaff;
  color: #fff;
  padding: 8px 20px;
  border-radius: 24px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s;
}

.qr-btn:hover {
  background: #0000;
}

.qr-load-more {
  display: block;
  margin: 20px auto;
  background: #eee;
  color: #333;
  border: none;
  padding: 10px 30px;
  border-radius: 24px;
  cursor: pointer;
  font-weight: bold;
  transition: all 0.3s;
}

.qr-load-more:hover {
  background: #ddd;
}

@media (max-width: 600px) {
  .qr-post-cards-container {
    grid-template-columns: 1fr;
  }
}