/* Training module — visual hierarchy + restrained motion (add-on brief) */

:root {
  --training-motion-fast: 0.18s;
  --training-motion-base: 0.26s;
  --training-motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --training-zone-doctrine: rgba(68, 197, 245, 0.55);
  --training-zone-drills: rgba(251, 191, 36, 0.55);
  --training-zone-scenarios: rgba(251, 146, 60, 0.5);
  --training-zone-evidence: rgba(143, 125, 243, 0.55);
  --training-zone-quiz: rgba(52, 211, 153, 0.5);
  --training-zone-overview: rgba(148, 163, 184, 0.45);
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --training-motion-fast: 0.01ms;
    --training-motion-base: 0.01ms;
  }

  .module-seg-panels,
  .module-panel,
  .handbook-accordion,
  .scenario-card,
  .progress-pill,
  .guided-rail-progress-fill,
  .module-seg-btn,
  .mode-chip {
    transition: none !important;
    animation: none !important;
  }
}

.guided-context-line {
  margin: 0 0 18px;
  font-size: 0.86rem;
  letter-spacing: 0.03em;
  max-width: 72ch;
  line-height: 1.5;
}

.guided-level-layout {
  display: grid;
  grid-template-columns: minmax(220px, 260px) minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}

.guided-level-rail {
  position: sticky;
  top: 88px;
  display: grid;
  gap: 14px;
  padding: 18px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.014));
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.22);
}

.guided-rail-label {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-weight: 700;
}

.guided-rail-title {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.35;
  font-weight: 600;
}

.guided-rail-progress-track {
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  overflow: hidden;
}

.guided-rail-progress-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(68, 197, 245, 0.45), rgba(143, 125, 243, 0.55));
  transition: width var(--training-motion-base) var(--training-motion-ease);
}

.guided-rail-progress-text {
  display: block;
  margin-top: 8px;
  font-size: 0.78rem;
}

.guided-chapter-list {
  display: grid;
  gap: 8px;
  max-height: min(50vh, 400px);
  overflow-y: auto;
  padding-right: 4px;
  scrollbar-width: thin;
}

.guided-chapter-btn {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px 10px;
  align-items: center;
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  transition:
    border-color var(--training-motion-fast) ease,
    background-color var(--training-motion-fast) ease,
    box-shadow var(--training-motion-fast) ease;
}

.guided-chapter-btn:hover {
  border-color: rgba(68, 197, 245, 0.28);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.guided-chapter-btn.is-done {
  border-color: rgba(74, 222, 128, 0.22);
  background: rgba(74, 222, 128, 0.05);
}

.guided-chapter-btn.is-current {
  border-color: rgba(68, 197, 245, 0.34);
  background: rgba(68, 197, 245, 0.08);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.16);
}

.guided-chapter-id {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.guided-chapter-title {
  font-size: 0.8rem;
  line-height: 1.35;
  grid-column: 2 / -1;
}

.guided-chapter-state {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--accent-2);
  grid-column: 3;
  grid-row: 1;
}

.guided-chapter-btn.is-done .guided-chapter-state {
  color: #86efac;
}

.guided-rail-hint {
  margin: 0;
  font-size: 0.76rem;
  line-height: 1.5;
  max-width: 28ch;
}

.guided-level-canvas {
  min-width: 0;
}

.module-learning-shell {
  display: grid;
  gap: clamp(18px, 2.5vw, 26px);
}

.module-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(16px, 2vw, 24px);
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.module-hero-main h2 {
  margin: 0 0 10px;
  font-size: clamp(1.25rem, 2.2vw, 1.5rem);
  max-width: 22ch;
  line-height: 1.2;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.module-hero-purpose {
  margin: 0 0 18px;
  line-height: 1.58;
  max-width: 58ch;
  font-size: 0.95rem;
}

.module-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: center;
}

.curriculum-chip,
.signoff-chip {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.signoff-chip.is-hidden {
  display: none !important;
}

.progress-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  transition:
    border-color var(--training-motion-base) var(--training-motion-ease),
    background-color var(--training-motion-base) var(--training-motion-ease),
    color var(--training-motion-base) var(--training-motion-ease),
    box-shadow var(--training-motion-base) var(--training-motion-ease);
}

.progress-pill[data-progress-state="not-started"] {
  border-color: rgba(148, 163, 184, 0.35);
  color: var(--muted);
}

.progress-pill[data-progress-state="in-progress"] {
  border-color: rgba(68, 197, 245, 0.4);
  color: #a5e9ff;
  box-shadow: 0 0 0 1px rgba(68, 197, 245, 0.08);
}

.progress-pill[data-progress-state="ready-signoff"] {
  border-color: rgba(251, 191, 36, 0.45);
  color: #fde68a;
  box-shadow: 0 0 24px rgba(251, 191, 36, 0.08);
}

.progress-pill[data-progress-state="passed"] {
  border-color: rgba(74, 222, 128, 0.45);
  color: #bbf7d0;
  box-shadow: 0 0 20px rgba(74, 222, 128, 0.06);
}

.progress-pill[data-progress-state="locked"] {
  opacity: 0.72;
  color: var(--muted);
}

.module-mode-rail {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.025);
  min-width: 128px;
}

.module-mode-rail .mode-chip {
  width: 100%;
  text-align: center;
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  transition:
    color var(--training-motion-fast) ease,
    border-color var(--training-motion-fast) ease,
    background-color var(--training-motion-fast) ease;
}

.module-mode-rail .mode-chip.is-active {
  color: var(--text);
  border-color: rgba(68, 197, 245, 0.35);
  background: rgba(68, 197, 245, 0.08);
}

.module-mode-rail .mode-chip.mode-verify.is-active {
  border-color: rgba(143, 125, 243, 0.42);
  background: rgba(143, 125, 243, 0.1);
}

.module-seg-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.module-seg-btn {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    color var(--training-motion-fast) ease,
    border-color var(--training-motion-fast) ease,
    background-color var(--training-motion-fast) ease;
}

.module-seg-btn:hover {
  color: var(--text);
  border-color: rgba(68, 197, 245, 0.28);
}

.module-seg-btn.is-active {
  color: var(--text);
  border-color: rgba(68, 197, 245, 0.5);
  background: rgba(68, 197, 245, 0.1);
}

.module-seg-btn:focus-visible {
  outline: 2px solid rgba(68, 197, 245, 0.5);
  outline-offset: 2px;
}

.module-seg-panels {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
  min-height: 12rem;
}

.module-learning-shell .module-panel {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  pointer-events: none;
  transition:
    opacity var(--training-motion-base) var(--training-motion-ease),
    transform var(--training-motion-base) var(--training-motion-ease),
    visibility 0s linear var(--training-motion-base);
}

.module-learning-shell .module-panel.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
  transition:
    opacity var(--training-motion-base) var(--training-motion-ease),
    transform var(--training-motion-base) var(--training-motion-ease),
    visibility 0s linear 0s;
  z-index: 1;
}

/* Panel intros: typographic rule, not a boxed card (premium layout) */
.module-learning-shell .module-panel .handbook-panel-head {
  margin-bottom: clamp(14px, 2vw, 18px);
  padding: 0 0 12px;
  border-radius: 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.module-learning-shell .module-panel .handbook-panel-head h3 {
  margin: 0 0 6px;
  font-size: 1.02rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.module-learning-shell .module-panel .handbook-panel-head p {
  margin: 0;
  max-width: min(68ch, 100%);
  line-height: 1.55;
  font-size: 0.88rem;
}

.module-panel[data-training-panel="overview"] .handbook-panel-head {
  border-left: 3px solid var(--training-zone-overview);
}

.module-panel[data-training-panel="handbook"] .handbook-panel-head {
  border-left: 3px solid var(--training-zone-doctrine);
}

.module-panel[data-training-panel="drills"] .handbook-panel-head {
  border-left: 3px solid var(--training-zone-drills);
}

.module-panel[data-training-panel="scenarios"] .handbook-panel-head {
  border-left: 3px solid var(--training-zone-scenarios);
}

.module-panel[data-training-panel="evidence"] .handbook-panel-head {
  border-left: 3px solid var(--training-zone-evidence);
}

.module-panel[data-training-panel="quiz"] .handbook-panel-head {
  border-left: 3px solid var(--training-zone-quiz);
}

.overview-doctrine-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: clamp(18px, 2.5vw, 24px);
}

.doctrine-card {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.022);
  padding: 16px 18px;
  display: grid;
  gap: 10px;
  transition: border-color var(--training-motion-fast) ease, box-shadow var(--training-motion-fast) ease;
}

.doctrine-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.14);
}

/* Overview: list-like rows instead of a grid of boxes */
.training-page .overview-doctrine-grid .doctrine-card {
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 0;
  background: transparent;
  padding: 12px 0;
}

.training-page .overview-doctrine-grid .doctrine-card:hover {
  box-shadow: none;
  border-bottom-color: rgba(255, 255, 255, 0.12);
}

.doctrine-card-kicker {
  margin: 0;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent-2);
}

.doctrine-card-body {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.doctrine-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.doctrine-text {
  margin: 0;
  color: var(--text);
  max-width: 52ch;
}

.overview-at-a-glance {
  margin-bottom: 18px;
}

.readiness-card.module-readiness-card {
  margin-top: 4px;
  border: 1px solid rgba(68, 197, 245, 0.12);
  background: linear-gradient(135deg, rgba(68, 197, 245, 0.06), rgba(255, 255, 255, 0.02));
}

.drill-action-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.drill-action-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.025);
}

.drill-reinforce-title {
  margin: 0 0 12px;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
}

.scenario-stack {
  display: grid;
  gap: 12px;
}

.scenario-card {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
  transition: border-color var(--training-motion-fast) ease;
}

.scenario-card:hover {
  border-color: rgba(251, 146, 60, 0.25);
}

.scenario-card summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  display: grid;
  gap: 6px;
  transition: background-color var(--training-motion-fast) ease;
}

.scenario-card summary:hover {
  background: rgba(255, 255, 255, 0.03);
}

.scenario-card summary::-webkit-details-marker {
  display: none;
}

.scenario-kicker {
  font-size: 0.65rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  font-weight: 700;
  color: #fdba74;
}

.scenario-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  max-width: 60ch;
}

.scenario-body {
  padding: 0 16px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.scenario-body p {
  max-width: 54ch;
  line-height: 1.55;
}

.scenario-card[open] .scenario-body {
  animation: trainingAccordionReveal var(--training-motion-base) var(--training-motion-ease);
}

@keyframes trainingAccordionReveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.evidence-module-stack {
  display: grid;
  gap: 14px;
}

.evidence-module-card {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  padding: 16px 18px;
  background: rgba(143, 125, 243, 0.04);
}

.evidence-module-card h4 {
  margin: 0 0 10px;
  font-size: 0.92rem;
}

.evidence-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.5;
  max-width: 58ch;
}

.quiz-panel-body {
  max-width: 52ch;
}

.quiz-panel-card {
  border-radius: 16px;
  border: 1px solid rgba(52, 211, 153, 0.15);
  background: linear-gradient(160deg, rgba(52, 211, 153, 0.07), rgba(255, 255, 255, 0.02));
  padding: 22px;
}

.quiz-handbook-note {
  margin: 0 0 14px;
  font-size: 0.86rem;
  line-height: 1.5;
  max-width: 52ch;
}

.learning-empty {
  margin: 0;
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px dashed rgba(255, 255, 255, 0.12);
  max-width: 52ch;
  font-size: 0.88rem;
  line-height: 1.5;
}

.learning-card-grid {
  display: grid;
  gap: 12px;
}

.learning-card {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.02);
}

.learning-card-body {
  margin: 0;
  max-width: 58ch;
  line-height: 1.55;
  font-size: 0.9rem;
}

.handbook-accordion-stack {
  display: grid;
  gap: 10px;
}

.handbook-accordion {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
  transition: border-color var(--training-motion-fast) ease;
}

.handbook-accordion:hover {
  border-color: rgba(255, 255, 255, 0.14);
}

.handbook-accordion summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 14px;
  display: grid;
  gap: 4px;
  transition: background-color var(--training-motion-fast) ease;
}

.handbook-accordion summary:hover {
  background: rgba(255, 255, 255, 0.03);
}

.handbook-accordion summary::-webkit-details-marker {
  display: none;
}

.accordion-kicker {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-weight: 700;
}

.accordion-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  max-width: 58ch;
}

.handbook-accordion-body {
  padding: 0 14px 14px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  max-width: 58ch;
}

.handbook-accordion[open] .handbook-accordion-body {
  animation: trainingAccordionReveal var(--training-motion-base) var(--training-motion-ease);
}

.btn-text-link {
  background: none;
  border: none;
  padding: 0;
  color: var(--accent-2);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.module-launch:hover .module-title,
.module-launch:focus-visible .module-title {
  color: var(--accent-2);
}

.module-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.82);
}

.module-modal[hidden] {
  display: none;
}

.module-modal-content {
  position: relative;
  width: min(860px, 100%);
  max-height: min(88vh, 960px);
  overflow: auto;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--panel);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
  padding: 32px;
}

.module-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 1.3rem;
  cursor: pointer;
}

.module-modal-close:hover {
  background: rgba(255, 255, 255, 0.08);
}

.module-modal-close:focus-visible {
  outline: 2px solid rgba(68, 197, 245, 0.5);
  outline-offset: 2px;
}

.module-modal-body {
  white-space: pre-line;
  line-height: 1.6;
}

.module-modal-body h2 {
  margin-top: 0;
}

.module-modal-body h3 {
  margin-top: 24px;
  margin-bottom: 12px;
  color: var(--accent);
}

.module-modal-body h3:first-child {
  margin-top: 0;
}

.module-modal-body strong {
  color: var(--accent-2);
}

.module-modal-body ul {
  margin: 8px 0;
  padding-left: 24px;
}

.module-modal-body li {
  margin: 4px 0;
}

/* Learn-dominant workspace: wide handbook column + sticky Practice/Verify */
.guided-work-surface {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 32%);
  gap: clamp(18px, 2.5vw, 28px);
  align-items: start;
}

.handbook-primary-column {
  min-width: 0;
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.handbook-secondary-column {
  min-width: 0;
  position: sticky;
  top: 84px;
  align-self: start;
  display: grid;
  gap: 12px;
  padding: 14px 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}

.handbook-secondary-heading {
  margin: 0;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent-2);
}

.module-seg-panels--primary,
.module-seg-panels--secondary {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
  min-height: 12rem;
}

.module-seg-nav--secondary .module-seg-btn.is-active {
  border-color: rgba(251, 191, 36, 0.42);
  background: rgba(251, 191, 36, 0.08);
}

.module-seg-nav--secondary [data-training-tab="evidence"].is-active,
.module-seg-nav--secondary [data-training-tab="quiz"].is-active {
  border-color: rgba(143, 125, 243, 0.45);
  background: rgba(143, 125, 243, 0.1);
}

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

  .handbook-secondary-column {
    position: static;
  }

  .guided-level-layout {
    grid-template-columns: 1fr;
  }

  .guided-level-rail {
    position: static;
  }

  .guided-chapter-list {
    max-height: none;
  }

  .module-hero {
    grid-template-columns: 1fr;
  }

  .module-mode-rail {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .module-mode-rail .mode-chip {
    flex: 1 1 auto;
  }

  .module-seg-panels {
    min-height: 8rem;
  }
}