/* Subject page */
.subject-hero {
  display: flex;
  align-items: center;
  gap: 20px;
}

.subject-hero-emoji {
  font-size: 3rem;
  line-height: 1;
}

.subject-layout {
  padding-top: 40px;
  padding-bottom: 80px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.subject-quick-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.quick-link-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--white);
  border: 1.5px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: all var(--transition);
}

.quick-link-card:hover {
  border-color: var(--green-300);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.ql-icon { font-size: 1.8rem; }

.quick-link-card strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 2px;
}

.quick-link-card span {
  font-size: 0.82rem;
  color: var(--gray-500);
}

.subject-papers-block h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.recent-papers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

@media (max-width: 700px) {
  .subject-quick-links { grid-template-columns: 1fr; }
}