@charset "UTF-8";

.vocabulary-intro,
.revision-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
  margin-bottom: 2.5rem;
}

.vocabulary-intro h2,
.revision-intro h2 {
  margin-bottom: 0;
  font-family: var(--serif);
  font-size: clamp(3.4rem, 7vw, 7rem);
  letter-spacing: -0.06em;
  line-height: 0.86;
}

.vocabulary-intro figure,
.revision-intro figure {
  margin: 0;
  border: var(--rule);
  background: var(--paper-light);
}

.vocabulary-ledger {
  border-top: 2px solid var(--ink);
}

.vocabulary-entry {
  display: grid;
  grid-template-columns: minmax(170px, 0.62fr) minmax(0, 1.38fr);
  gap: 1.5rem;
  padding: 1.45rem 0;
  border-bottom: var(--rule);
}

.vocabulary-word h3 {
  margin-bottom: 0.35rem;
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  letter-spacing: -0.035em;
}

.vocabulary-detail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.vocabulary-detail dt {
  margin-bottom: 0.35rem;
  color: var(--accent-deep);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.vocabulary-detail dd {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.79rem;
  line-height: 1.55;
}

.context-fragment {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1rem;
}

.revision-sheet {
  display: grid;
  gap: 2rem;
}

.sentence-block {
  position: relative;
  padding: 2rem clamp(1.2rem, 4vw, 3rem);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.sentence-block::before {
  position: absolute;
  top: -0.55rem;
  left: 0;
  padding-right: 0.6rem;
  background: var(--paper);
  color: var(--ink-soft);
  content: attr(data-label);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sentence-block p {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.1rem, 5vw, 4.8rem);
  letter-spacing: -0.045em;
  line-height: 1.02;
}

.original-line {
  color: var(--ink-soft);
}

.revised-line {
  background: var(--paper-light);
}

.change-old {
  text-decoration: line-through;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 0.13em;
}

.change-new {
  box-shadow: inset 0 -0.22em 0 rgba(216,73,47,0.33);
  color: var(--accent-deep);
}

.revision-notes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.revision-notes h3 {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.revision-notes p {
  color: var(--ink-soft);
  font-size: 0.85rem;
}

@media (max-width: 780px) {
  .vocabulary-intro,
  .revision-intro,
  .revision-notes {
    grid-template-columns: 1fr;
  }

  .vocabulary-entry {
    grid-template-columns: 1fr;
  }

  .vocabulary-detail {
    grid-template-columns: 1fr;
  }

  .sentence-block p {
    font-size: clamp(2rem, 9vw, 3.3rem);
  }
}