.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}
.cert-card {
  background: linear-gradient(145deg, var(--bg-card), rgba(20,20,20,0.8));
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 16px;
  padding: 2rem;
  display: flex;
  gap: 1.5rem;
  transition: var(--transition);
  position: relative;
}
.cert-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 107, 43, 0.3);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
.cert-icon {
  font-size: 2rem;
  color: var(--accent-color);
  flex-shrink: 0;
  background: rgba(255, 107, 43, 0.1);
  width: 60px; height: 60px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.cert-info h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}
.cert-info .issuer {
  font-size: 0.85rem;
  color: var(--text-main);
  margin-bottom: 0.2rem;
}
.cert-info .date {
  font-size: 0.8rem;
  color: var(--accent-color);
  margin-bottom: 1rem;
}
.cert-info .desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
}