.edu-block {
  max-width: var(--col-wide);
}

.edu-block-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.6rem;
}

.edu-block-head h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0.6rem 0 0.4rem;
}

.edu-degree {
  color: var(--text-dim);
  font-size: 1rem;
  font-style: italic;
}

.edu-grade {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.4rem 0.85rem;
  background: var(--accent-glow);
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  border-radius: 3px;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.edu-summary {
  color: var(--text);
  font-size: 1.02rem;
  line-height: 1.75;
  max-width: 70ch;
  margin-bottom: 1.8rem;
}

.edu-sub-head {
  font-size: 1.1rem;
  color: var(--text-dim);
  font-weight: 500;
  margin-bottom: 1.2rem;
  padding-top: 0.5rem;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
}

.module-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}

.module-card > .img-slot {
  border-radius: 0;
  border-width: 0 0 1px 0;
  margin: 0;
}

.module-card-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  object-fit: cover;
  object-position: center top;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}

.module-card > *:not(.img-slot):not(.module-card-img) {
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}

.module-card > .img-slot + *,
.module-card > .module-card-img + * {
  padding-top: var(--space-3);
}

.module-card > *:first-child:not(.img-slot):not(.module-card-img) {
  padding-top: var(--space-3);
}

.module-card > *:last-child {
  padding-bottom: var(--space-3);
}

.module-card-wide {
  max-width: 640px;
}

.module-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--wire);
  letter-spacing: 0.02em;
  margin-bottom: 0.7rem;
}

.module-card h4 {
  font-size: 1.08rem;
  margin-bottom: 0.6rem;
}

.module-card p:not(.module-tag) {
  color: var(--text-dim);
  font-size: 0.93rem;
  line-height: 1.65;
}

.module-card .inline-link,
.module-card .embed-fallback-link {
  margin-top: 1rem;
  font-size: 0.8rem;
}

.module-card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
  margin-top: 1rem;
}

.module-card-links .inline-link,
.module-card-links .embed-fallback-link {
  margin-top: 0;
  white-space: nowrap;
}

@media (max-width: 640px) {
  .edu-block-head { flex-direction: column; }
}