.pub-card {
  border: 1px solid #e5e5ea;
  border-radius: 18px;
  padding: 18px 20px;
  margin: 25px auto;
  max-width: 500px;
  background: #fff;
  box-shadow: 0 6px 15px rgba(0,0,0,0.05);
  text-align: center;
}

.pub-card h3 {
  margin-bottom: 10px;
  font-size: 18px;
  color: #000;
}

.pub-card p {
  color: #555;
  font-size: 15px;
  line-height: 1.4;
  margin-bottom: 15px;
}

.btn-pub {
  display: inline-block;
  background: linear-gradient(90deg, #007aff, #0056d6);
  color: #fff;
  padding: 8px 16px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: 0.2s ease;
}

.btn-pub:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}