/*
 * Shared learning interaction layer.
 *
 * The marrow-* class names below are retained as a compatibility contract for
 * the existing module renderers. They describe shared learning UI, not bone
 * marrow pathology, and must not gain organ-specific visual rules here.
 */

.marrow-path {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
  margin: 1.4rem 0;
}

.marrow-path span {
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-heading);
  font-weight: 700;
}

.marrow-path i {
  color: var(--color-accent-strong);
  font-style: normal;
}

.marrow-layout,
.confidence-layout,
.quality-layout,
.species-layout,
.baseline-builder {
  display: grid;
  grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1.5fr);
  gap: 1.2rem;
  align-items: start;
}

.marrow-tabs,
.confidence-tabs,
.quality-steps,
.species-tabs,
.comparison-tabs {
  display: grid;
  gap: 0.65rem;
}

.marrow-tab,
.confidence-tab,
.quality-step,
.species-tab,
.comparison-tab {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-heading);
  padding: 0.8rem 0.9rem;
  text-align: left;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms ease;
}

.marrow-tab:hover,
.confidence-tab:hover,
.quality-step:hover,
.species-tab:hover,
.comparison-tab:hover {
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

.marrow-tab[aria-selected="true"],
.confidence-tab[aria-selected="true"],
.quality-step[aria-current="step"],
.species-tab[aria-selected="true"],
.comparison-tab[aria-selected="true"] {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.marrow-tab.is-visited::after,
.confidence-tab.is-visited::after,
.species-tab.is-visited::after,
.comparison-tab.is-visited::after {
  content: "已查看";
  float: right;
  color: var(--color-success);
  font-size: 0.78rem;
  font-weight: 700;
}

.marrow-tab strong,
.confidence-tab strong,
.quality-step strong,
.species-tab strong,
.comparison-tab strong {
  display: block;
}

.marrow-tab small,
.confidence-tab small,
.quality-step small,
.species-tab small,
.comparison-tab small {
  display: block;
  margin-top: 0.2rem;
  color: var(--color-muted);
}

.marrow-panel,
.confidence-panel,
.quality-panel,
.species-panel,
.comparison-panel,
.builder-form,
.builder-result {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.marrow-panel {
  overflow: hidden;
}

.marrow-panel__body,
.confidence-panel,
.quality-panel,
.species-panel,
.comparison-panel,
.builder-form,
.builder-result {
  padding: 1.15rem;
}

.marrow-detail-grid,
.confidence-items,
.comparison-grid,
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 1rem;
}

.marrow-detail-grid section,
.confidence-items li,
.comparison-grid article,
.micro-case {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-subtle);
  padding: 0.9rem;
}

.confidence-items {
  padding: 0;
  list-style: none;
}

.quality-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: center;
}

.quality-step > span:first-child {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-weight: 800;
}

.quality-decision {
  margin-top: 1rem;
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-soft);
  padding: 0.85rem 0.95rem;
}

.quality-controls {
  display: flex;
  gap: 0.7rem;
  margin-top: 1rem;
}

.species-baseline {
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-soft);
  padding: 0.85rem 0.95rem;
  margin: 1rem 0;
}

.comparison-workspace {
  margin-top: 1.2rem;
}

.comparison-tabs {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 0.8rem;
}

.baseline-builder {
  margin-top: 1.2rem;
}

.builder-form {
  display: grid;
  gap: 0.9rem;
}

.builder-form .field {
  display: grid;
  gap: 0.35rem;
}

.builder-form select {
  width: 100%;
}

.builder-result {
  position: relative;
  padding-top: 3.2rem;
}

.builder-result section + section {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--color-border);
}

.builder-status,
.marrow-status,
.confidence-status,
.species-status,
.quiz-submit-status,
.completion-message {
  color: var(--color-muted);
}

.case-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1.4rem;
}

.micro-case {
  position: relative;
  padding-top: 2.9rem;
}

.micro-case .badge {
  position: absolute;
  top: 0.8rem;
  left: 0.8rem;
}

.quiz-form {
  display: grid;
  gap: 1rem;
}

.quiz-question__instruction {
  margin: 0.35rem 0 0.7rem;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.quiz-options {
  display: grid;
  gap: 0.55rem;
}

.quiz-option {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
}

.quiz-option:hover {
  border-color: var(--color-primary);
}

.quiz-option input {
  flex: 0 0 auto;
  margin-top: 0.28rem;
}

.quiz-feedback--correct,
.quiz-feedback--review {
  display: block;
  margin-top: 0.8rem;
  padding: 0.8rem 0.9rem;
  border-radius: var(--radius-md);
}

.quiz-feedback--correct {
  background: rgba(49, 119, 113, 0.1);
}

.quiz-feedback--review {
  background: rgba(180, 93, 75, 0.09);
}

.interpretation-summary,
.completion-panel {
  margin-top: 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-subtle);
  padding: 1.1rem;
}

.completion-panel {
  border-left: 5px solid var(--color-primary);
}

@media (max-width: 960px) {
  .case-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .marrow-layout,
  .confidence-layout,
  .quality-layout,
  .species-layout,
  .baseline-builder {
    grid-template-columns: 1fr;
  }

  .marrow-tabs,
  .confidence-tabs,
  .quality-steps,
  .species-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .marrow-detail-grid,
  .confidence-items,
  .comparison-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .marrow-path {
    display: grid;
    align-items: stretch;
  }

  .marrow-path i {
    display: none;
  }

  .marrow-tabs,
  .confidence-tabs,
  .quality-steps,
  .species-tabs,
  .comparison-tabs {
    grid-template-columns: 1fr;
  }

  .quality-controls {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  .marrow-tab,
  .confidence-tab,
  .quality-step,
  .species-tab,
  .comparison-tab {
    transition: none;
  }
}