.vocabulary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.vocabulary-category {
  display: flex;
  min-height: 260px;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(35, 29, 23, 0.06);
  text-decoration: none;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.vocabulary-category:hover {
  transform: translateY(-4px);
  box-shadow: 0 17px 38px rgba(35, 29, 23, 0.1);
}
.vocabulary-category img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}
.vocabulary-category-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 20px;
}
.vocabulary-category h2 {
  margin: 0 0 7px;
  font-size: 1.45rem;
}
.vocabulary-category p {
  margin: 0;
  color: var(--muted);
}
.vocabulary-category .status {
  margin-top: auto;
  padding-top: 15px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.category-placeholder {
  display: grid;
  height: 160px;
  place-items: center;
  background: linear-gradient(135deg, #f6dfc8, #e7eee4);
  font-size: 4.5rem;
}
.vocabulary-category.coming {
  opacity: 0.72;
}
.vocabulary-hero {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3/2;
  object-fit: cover;
  margin: 22px 0 8px;
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.word-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.word-card {
  display: grid;
  grid-template-columns: 165px minmax(0, 1fr);
  align-items: stretch;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(35, 29, 23, 0.05);
}
.word-card[hidden] {
  display: none;
}
.word-card img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 165px;
  box-sizing: border-box;
  object-fit: contain;
  padding: 10px;
  background: #fff;
  border-right: 1px solid var(--line);
}
.word-card-body {
  padding: 20px;
}
.word-card h2 {
  margin: 0;
  font-family: Georgia, serif;
  font-size: 1.55rem;
}
.word-translation {
  margin: 4px 0 12px;
  color: var(--muted);
}
.word-examples {
  margin: 0 0 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  line-height: 1.4;
}
.word-examples > strong {
  display: block;
  margin-bottom: 9px;
  color: var(--primary);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.word-examples ol {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 22px;
}
.word-examples li {
  padding-left: 2px;
}
.word-examples li::marker {
  color: var(--primary);
  font-weight: 900;
}
.word-examples span,
.word-examples small {
  display: block;
}
.word-examples span {
  font-weight: 750;
}
.word-examples small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.82rem;
}
.speak-word {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--primary);
  border-radius: 999px;
  padding: 7px 11px;
  background: #fff;
  color: var(--primary);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 800;
  cursor: pointer;
}
.speak-word:hover {
  background: #fff2e7;
}
.vocabulary-note {
  margin-top: 30px;
  padding: 22px;
  border-radius: 20px;
  background: var(--soft);
}
.word-practice-section {
  border-top: 1px solid var(--line);
  background: #f4ede4;
}
.translation-free-section {
  border-top: 1px solid var(--line);
  background: #fffaf4;
}
.practice-heading {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 42px;
  align-items: end;
  margin-bottom: 26px;
}
.practice-heading h2 {
  margin-bottom: 0;
}
.practice-heading > p {
  color: var(--muted);
}
.word-progress {
  position: sticky;
  top: 83px;
  z-index: 10;
  margin-bottom: 24px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 250, 244, 0.96);
  box-shadow: 0 8px 24px rgba(35, 29, 23, 0.08);
  backdrop-filter: blur(10px);
}
.word-progress div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 9px;
}
.word-progress progress {
  width: 100%;
  height: 10px;
  accent-color: var(--primary);
}
.word-progress progress.is-complete {
  accent-color: #16824f;
}
.word-tests {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.word-test {
  overflow: hidden;
  border: 2px solid transparent;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(35, 29, 23, 0.05);
}
.word-test.is-correct {
  border-color: #16824f;
  background: #f2fbf6;
}
.word-test.is-incorrect {
  border-color: #c6624f;
}
.word-test > img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  box-sizing: border-box;
  object-fit: contain;
  padding: 14px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.word-test-body {
  padding: 15px;
}
.test-number {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  margin-bottom: 10px;
  border-radius: 50%;
  background: var(--dark);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 900;
}
.word-test label {
  display: block;
  margin-bottom: 7px;
  font-size: 0.88rem;
  font-weight: 850;
}
.word-test input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 10px 11px;
  background: #fffaf4;
  color: var(--ink);
  font: inherit;
}
.word-test-actions,
.word-test-solution {
  display: none;
}
.word-test-actions .button,
.show-word {
  min-height: 36px;
  border-radius: 999px;
  padding: 7px 11px;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 850;
  cursor: pointer;
}
.word-test-actions .button {
  border: 0;
  background: var(--primary);
  color: #fff;
}
.show-word {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}
.word-test-feedback {
  min-height: 42px;
  margin: 10px 0 0;
  font-size: 0.88rem;
  font-weight: 800;
}
.word-test.is-correct .word-test-feedback {
  color: #116846;
}
.word-test.is-incorrect .word-test-feedback {
  color: #a53a28;
}
.word-test-solution {
  margin: 7px 0 0;
  padding: 9px 10px;
  border-radius: 10px;
  background: var(--soft);
  font-size: 0.88rem;
}
.translation-exercises {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.translation-exercise {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 20px;
  border: 2px solid transparent;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(35, 29, 23, 0.05);
}
.translation-exercise.is-correct {
  border-color: #16824f;
  background: #f2fbf6;
}
.translation-exercise.is-incorrect {
  border-color: #c6624f;
}
.exercise-number {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--dark);
  color: #fff;
  font-weight: 900;
}
.translation-prompt {
  display: grid;
  gap: 5px;
  margin: 0 0 16px;
}
.translation-prompt strong {
  font-family: Georgia, serif;
  font-size: 1.25rem;
}
.prompt-label,
.target-word,
.proposed-solution span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.translation-exercise label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.88rem;
  font-weight: 800;
}
.translation-exercise textarea {
  width: 100%;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 11px 12px;
  background: #fffaf4;
  color: var(--ink);
  font: inherit;
}
.translation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 11px;
}
.translation-actions .button,
.show-translation {
  min-height: 38px;
  padding: 8px 13px;
  border-radius: 999px;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 850;
  cursor: pointer;
}
.translation-actions .button {
  border: 0;
  background: var(--primary);
  color: #fff;
}
.show-translation {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}
.translation-feedback {
  min-height: 24px;
  margin: 10px 0 0;
  font-weight: 800;
}
.is-correct .translation-feedback {
  color: #116846;
}
.is-incorrect .translation-feedback {
  color: #a53a28;
}
.proposed-solution {
  margin: 7px 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--soft);
}
.target-word {
  margin: 10px 0 0;
}
.target-word strong {
  color: var(--ink);
}
@media (max-width: 900px) {
  .vocabulary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .word-grid {
    grid-template-columns: 1fr;
  }
  .practice-heading,
  .translation-exercises {
    grid-template-columns: 1fr;
  }
  .word-tests {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 580px) {
  .vocabulary-grid,
  .word-grid {
    grid-template-columns: 1fr;
  }
  .vocabulary-category {
    min-height: 0;
  }
  .word-card {
    grid-template-columns: 110px minmax(0, 1fr);
  }
  .word-card img {
    height: 100%;
    min-height: 110px;
  }
  .word-card-body {
    padding: 15px;
  }
  .word-card h2 {
    font-size: 1.35rem;
  }
  .word-progress {
    top: 74px;
  }
  .word-progress div {
    display: grid;
    gap: 3px;
  }
  .word-tests {
    grid-template-columns: 1fr;
  }
  .word-test {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
  }
  .word-test > img {
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }
  .translation-exercise {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
    padding: 15px;
  }
  .exercise-number {
    width: 34px;
    height: 34px;
  }
}