/* --- Luika-Styled UI Components & Views --- */

/* Dashboard Hero */
.dashboard-hero {
  background: linear-gradient(135deg, var(--color-ink) 0%, #1a2530 100%);
  color: var(--color-bone);
  padding: 3.5rem;
  border-radius: var(--radius-2xl);
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(231, 226, 218, 0.15);
}

.dashboard-hero::after {
  content: '';
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(60, 174, 163, 0.12) 0%, rgba(60, 174, 163, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: rgba(248, 245, 240, 0.12);
  border: 1px solid rgba(248, 245, 240, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(8px);
  color: var(--color-terra-soft);
}

.dashboard-hero h2 {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  color: var(--color-bone);
}

.dashboard-hero p {
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--color-sand);
  max-width: 780px;
  line-height: 1.65;
  margin-bottom: 2rem;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.btn-continue,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.45rem;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-continue {
  background: var(--color-bone);
  color: var(--color-ink);
  border-color: var(--color-bone);
}

.btn-continue:hover,
.btn-continue:focus-visible {
  background: #fff;
  color: var(--color-ink);
  outline: none;
}

.btn-ghost {
  background: rgba(248, 245, 240, 0.08);
  color: var(--color-bone);
  border-color: rgba(248, 245, 240, 0.32);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: rgba(248, 245, 240, 0.16);
  outline: none;
}

.hero-actions .btn-primary {
  background: var(--color-terra);
  color: var(--color-ink);
  border-color: var(--color-terra);
  font-weight: 700;
}

.hero-actions .btn-primary:hover {
  background: var(--color-terra-soft);
  border-color: var(--color-terra-soft);
  color: var(--color-ink);
}

/* Stats Grid */
.dashboard-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.6rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-medium);
}

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.1;
}

.stat-subtext {
  font-size: 0.76rem;
  color: var(--text-subtle);
}

/* Module Cards */
.section-heading-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.section-heading-row h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-main);
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.module-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
}

.module-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-terra);
}

.module-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.module-card h4 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.6rem;
  line-height: 1.2;
}

.module-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.5rem;
}

.module-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Lesson Viewer Layout */
.lesson-page-header {
  margin-bottom: 2.25rem;
}

.lesson-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.lesson-breadcrumbs a {
  color: var(--text-muted);
  text-decoration: none;
}

.lesson-breadcrumbs a:hover {
  color: var(--color-terra-deep);
  text-decoration: underline;
}

.lesson-title-area {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.lesson-title-area h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.015em;
  line-height: 1.15;
}

.lesson-meta-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.85rem;
  color: var(--text-muted);
  font-size: 0.84rem;
}

.lesson-title-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.teach-audio {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem 0.75rem;
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border-subtle);
  background: color-mix(in srgb, var(--color-bone) 88%, var(--color-terra) 12%);
  order: -1;
}

.teach-audio-status {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.3;
}

.teach-audio[data-state="playing"] .teach-audio-status,
.teach-audio[data-state="paused"] .teach-audio-status {
  color: var(--text-main);
}

.teach-audio[data-state="missing"] .teach-audio-status {
  color: var(--text-muted);
}

.teach-audio .btn-sm {
  min-height: 2.25rem;
}

.teach-audio .teach-audio-stop[hidden] {
  display: none !important;
}

.lesson-seminar-link {
  appearance: none;
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-terra-deep);
  text-decoration: none;
  cursor: pointer;
}

.lesson-seminar-link:hover,
.lesson-seminar-link:focus-visible,
.lesson-seminar-link.is-open {
  text-decoration: underline;
  outline: none;
  color: var(--text-main);
}

/* Custom Tabs */
.tab-nav-container {
  display: flex;
  align-items: center;
  gap: 0;
  border-bottom: 2px solid var(--border-subtle);
  margin-bottom: 2.25rem;
  overflow-x: auto;
}

.tab-nav-container[hidden],
.lesson-stepper[hidden] {
  display: none !important;
}

.tab-btn {
  padding: 0.85rem 0.15rem 0.9rem;
  margin-right: 1.35rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.tab-btn:hover,
.tab-btn:focus-visible {
  color: var(--text-main);
  outline: none;
}

.tab-btn.active {
  color: var(--text-main);
  font-weight: 700;
  border-bottom-color: var(--color-terra);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.brief-hero {
  background: linear-gradient(135deg, var(--color-ink) 0%, #1a2530 100%);
  color: var(--color-bone);
  padding: 2.1rem 2.25rem 2.25rem;
  border-radius: var(--radius-2xl);
  margin-bottom: 1.5rem;
  border: 1px solid rgba(231, 226, 218, 0.15);
  position: relative;
  overflow: hidden;
}

.brief-hero .hero-tag {
  color: var(--color-terra-soft);
}

.brief-hero h2 {
  font-family: var(--font-display);
  font-size: 2.05rem;
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.7rem;
  color: var(--color-bone);
}

.brief-hero p {
  color: var(--color-sand);
  max-width: 40rem;
  line-height: 1.55;
  margin-bottom: 1.35rem;
}

.brief-hero .hero-actions {
  margin-top: 0;
}

.assignment-pack p {
  max-width: 42rem;
  margin-bottom: 0.9rem;
  line-height: 1.65;
}

.assignment-list {
  max-width: 42rem;
  padding-left: 1.2rem;
  margin: 0 0 1rem;
  line-height: 1.55;
}

.assignment-template {
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  background: var(--bg-hover);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  white-space: pre-wrap;
  line-height: 1.5;
}

.case-hub .dashboard-hero {
  margin-bottom: 1.75rem;
}

/* Lesson Cards & Content */
.lesson-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

.lesson-card h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.lesson-card p {
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.version-note {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.version-note:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.version-note-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.35rem;
}

.version-note-head h3 {
  margin-bottom: 0;
  font-size: 1.35rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.version-note-head time {
  font-size: 0.82rem;
  color: var(--text-subtle);
}

.version-note-title {
  margin: 0.35rem 0 0.75rem !important;
}

.version-note ul {
  padding-left: 1.25rem;
  line-height: 1.7;
  color: var(--text-main);
}

.version-note li {
  margin-bottom: 0.45rem;
}

.version-note.is-current {
  border-left: 3px solid var(--color-terra);
  padding-left: 1rem;
}

.lesson-stepper {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.lesson-stepper a {
  text-align: center;
}

/* Callout Alerts */
.callout {
  padding: 1.35rem 1.6rem;
  border-radius: var(--radius-md);
  margin: 1.75rem 0;
  border-left: 4px solid var(--color-terra);
  background: rgba(60, 174, 163, 0.08);
  display: flex;
  gap: 1.1rem;
}

.callout-blue {
  border-left-color: var(--color-terra-deep);
  background: rgba(60, 174, 163, 0.08);
}

.callout-emerald {
  border-left-color: #2e8c82;
  background: rgba(46, 140, 130, 0.08);
}

.callout-amber {
  border-left-color: var(--color-terracotta);
  background: rgba(193, 76, 48, 0.08);
}

.callout-rose {
  border-left-color: var(--color-terracotta-deep);
  background: rgba(163, 61, 36, 0.08);
}

.callout-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}

.callout-body h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  color: var(--text-main);
}

.callout-body p {
  font-size: 0.9rem;
  margin-bottom: 0 !important;
  color: var(--text-main);
  line-height: 1.55;
}

/* Transcript Box */
.transcript-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.transcript-header {
  padding: 1.2rem 1.6rem;
  background: var(--bg-hover);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.transcript-filter-input {
  padding: 0.4rem 0.8rem;
  font-size: 0.82rem;
  margin-bottom: 0;
  width: 220px;
}

.transcript-filter-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.transcript-body {
  padding: 2.25rem;
  max-height: 550px;
  overflow-y: auto;
  line-height: 1.8;
  font-size: 0.96rem;
  color: var(--text-main);
}

/* Large Presentation Slide Deck */
.slide-presentation-canvas {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  padding: 3.5rem;
  box-shadow: var(--shadow-md);
  min-height: 520px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  margin-bottom: 1.5rem;
}

.slide-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.slide-indicator-badge {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-terra-deep);
}

.slide-main-content h3 {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.85rem;
  letter-spacing: -0.01em;
}

.slide-diagram-box {
  background: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin: 1.75rem 0;
  box-shadow: var(--shadow-sm);
}

.slide-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-subtle);
  gap: 0.75rem;
  flex-wrap: wrap;
}

.slide-dots-container {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.slide-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--border-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slide-dot.active {
  background: var(--color-terra);
  transform: scale(1.3);
}

/* Cheat Sheet Grid */
.cheat-sheet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin: 1.75rem 0;
}

.cheat-sheet-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.cheat-sheet-card h4 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cheat-sheet-card ul {
  padding-left: 1.25rem;
  line-height: 1.7;
  font-size: 0.9rem;
  color: var(--text-main);
}

/* Interactive Quiz Engine */
.quiz-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.quiz-header {
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.question-block {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px dashed var(--border-subtle);
}

.question-prompt {
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 1.25rem;
  line-height: 1.55;
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.option-label {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1.35rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-fast);
  background: var(--bg-surface);
  font-size: 0.92rem;
}

.option-label:hover {
  background: var(--bg-hover);
  border-color: var(--border-medium);
}

.option-label.selected {
  border-color: var(--color-terra);
  background: rgba(60, 174, 163, 0.08);
}

.option-label.correct {
  border-color: var(--color-terra) !important;
  background: rgba(60, 174, 163, 0.15) !important;
  color: #1b4d47;
  font-weight: 600;
}

.option-label.incorrect {
  border-color: var(--color-terracotta) !important;
  background: rgba(193, 76, 48, 0.12) !important;
  color: #782312;
}

.feedback-explanation {
  margin-top: 1.2rem;
  padding: 1.1rem 1.35rem;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  line-height: 1.6;
  background: var(--bg-hover);
  border-left: 4px solid var(--color-terra);
  display: none;
}

.feedback-explanation.visible {
  display: block;
  animation: fadeIn 0.3s ease;
}

/* 100-Question Exam & Timer Bar */
.exam-layout-container {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2.25rem;
  align-items: start;
}

.exam-intro-card {
  max-width: 40rem;
}

.exam-intro-card .lms-rules {
  margin: 1.25rem 0 1.75rem;
}

.exam-timer-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.6rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: calc(var(--header-height) + 1rem);
  z-index: 10;
}

.exam-timer-card.warning {
  border-color: var(--color-terracotta);
  background: rgba(193, 76, 48, 0.08);
  color: var(--color-terracotta);
}

.exam-timer-card.urgent {
  border-color: var(--color-terracotta-deep);
  background: rgba(163, 61, 36, 0.12);
  color: var(--color-terracotta-deep);
  animation: pulseUrgent 1s infinite alternate;
}

@keyframes pulseUrgent {
  from { transform: scale(1); box-shadow: 0 0 0 0 rgba(193, 76, 48, 0.4); }
  to { transform: scale(1.02); box-shadow: 0 0 15px 4px rgba(193, 76, 48, 0.4); }
}

.exam-timer-digits {
  font-family: var(--font-mono);
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--color-ink);
}

[data-theme="dark"] .exam-timer-digits {
  color: var(--color-bone);
}

.exam-palette-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(var(--header-height) + 6.5rem);
  max-height: calc(100vh - var(--header-height) - 8rem);
  overflow-y: auto;
}

.palette-legend {
  display: flex;
  gap: 0.75rem;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.4rem;
}

.palette-btn {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--bg-app);
  color: var(--text-main);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: var(--transition-fast);
}

.palette-btn:hover {
  border-color: var(--color-terra);
  transform: scale(1.05);
}

.palette-btn.active {
  border: 2px solid var(--color-terra) !important;
  box-shadow: 0 0 6px rgba(60, 174, 163, 0.4);
}

.palette-btn.answered {
  background: var(--color-ink);
  color: var(--color-bone);
  border-color: var(--color-ink);
}

[data-theme="dark"] .palette-btn.answered {
  background: var(--color-terra);
  color: var(--color-ink);
  border-color: var(--color-terra);
}

.palette-btn.flagged::after {
  content: '🚩';
  position: absolute;
  top: -4px;
  right: -4px;
  font-size: 0.6rem;
}

.question-stepper-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.75rem;
  box-shadow: var(--shadow-sm);
  min-height: 480px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* AI Canvas 2.0 Studio */
#main-content.is-canvas-studio {
  max-width: 1480px;
  padding-top: 2rem;
}

.canvas-studio-lede {
  color: var(--text-muted);
  margin-top: 0.6rem;
  max-width: 46rem;
  font-size: 0.95rem;
  line-height: 1.55;
}

.canvas-studio-links {
  display: flex;
  gap: 1.25rem;
  margin-top: 0.75rem;
  font-size: 0.84rem;
}

.canvas-studio-links a {
  color: var(--color-terra-deep);
  font-weight: 600;
  text-decoration: none;
}

.canvas-studio-links a:hover {
  text-decoration: underline;
}

.canvas-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1rem 1.25rem;
  margin: 1.5rem 0 1.1rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.canvas-format-switch {
  display: flex;
  border: 1px solid var(--color-ink);
  background: var(--bg-surface);
}

.canvas-format-btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.65rem 1.1rem;
  cursor: pointer;
}

.canvas-format-btn + .canvas-format-btn {
  border-left: 1px solid var(--border-medium);
}

.canvas-format-btn:hover,
.canvas-format-btn:focus-visible {
  color: var(--text-main);
  outline: none;
}

.canvas-format-btn.is-active {
  background: var(--color-ink);
  color: var(--color-bone);
}

.canvas-preset-label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.canvas-preset-label select {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-main);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  min-width: 16rem;
}

.canvas-toolbar-actions {
  display: flex;
  gap: 0.6rem;
  margin-left: auto;
}

.canvas-meta {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.canvas-meta label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.canvas-meta input {
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-main);
  background: var(--bg-surface);
  border: none;
  border-bottom: 1px solid var(--border-medium);
  border-radius: 0;
  padding: 0.4rem 0;
}

.canvas-meta input:focus {
  outline: none;
  border-bottom-color: var(--color-terra);
}

.canvas-status {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.canvas-meter {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 0.75rem 0.9rem;
  min-height: 4.5rem;
}

.canvas-meter.is-ready {
  border-color: var(--color-terra);
}

.canvas-meter.is-warn {
  border-color: var(--color-terracotta);
}

.canvas-meter-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: 0.35rem;
}

.canvas-meter strong {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-main);
}

.canvas-meter-note {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
  line-height: 1.35;
}

.canvas-meter-track {
  display: flex;
  gap: 3px;
  margin: 0.35rem 0 0.4rem;
}

.canvas-meter-track i {
  flex: 1;
  height: 4px;
  background: var(--border-subtle);
}

.canvas-meter-track i.is-on {
  background: var(--color-ink);
}

.canvas-workspace {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.canvas-coach {
  position: sticky;
  top: calc(var(--header-height) + 1rem);
  padding: 1.1rem 0 1.1rem 1rem;
  border-left: 3px solid var(--color-ink);
}

.canvas-coach-stamp {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-terracotta);
  margin-bottom: 0.4rem;
}

.canvas-coach h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 0.55rem;
}

.canvas-coach p {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.canvas-coach-warn {
  margin-top: 0.85rem;
  color: var(--color-terracotta-deep) !important;
  font-weight: 600;
}

.canvas-view[hidden] {
  display: none !important;
}

.canvas-sheet {
  display: grid;
  grid-template-columns: 48px 1fr 1fr 1fr;
  grid-template-rows: minmax(220px, auto) minmax(220px, auto) minmax(220px, auto);
  border: 1.5px solid var(--color-ink);
  background: var(--bg-surface);
}

.canvas-phase-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  color: var(--color-bone);
  padding: 0.75rem 0;
}

.canvas-phase-rail--define {
  background: var(--color-ink);
}

.canvas-phase-rail--design {
  background: var(--color-terra-deep);
}

.canvas-phase-rail--deploy {
  background: var(--color-terracotta);
}

.canvas-phase-stamp {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.canvas-phase-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
}

.canvas-cell {
  display: flex;
  flex-direction: column;
  min-height: 220px;
  padding: 0.75rem 0.85rem 0.65rem;
  border-left: 1px solid var(--border-medium);
  border-top: 1px solid var(--border-medium);
  background: var(--bg-surface);
}

.canvas-sheet .canvas-cell:nth-child(2),
.canvas-sheet .canvas-cell:nth-child(3),
.canvas-sheet .canvas-cell:nth-child(4) {
  border-top: none;
}

.canvas-cell.is-filled {
  background: var(--bg-app);
}

.canvas-cell.is-focused {
  outline: 2px solid var(--color-terra);
  outline-offset: -2px;
  z-index: 1;
}

.canvas-cell-head {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  margin-bottom: 0.4rem;
}

.canvas-cell-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-subtle);
}

.canvas-cell-head label,
.canvas-cell-head strong {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}

.canvas-cell textarea,
.canvas-memo textarea {
  width: 100%;
  flex: 1;
  min-height: 7.5rem;
  resize: vertical;
  border: none;
  background: transparent;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.82rem;
  line-height: 1.45;
  padding: 0;
}

.canvas-cell textarea:focus,
.canvas-memo textarea:focus,
.canvas-format-btn:focus-visible,
.canvas-preset-label select:focus-visible {
  outline: 2px solid var(--color-terra);
  outline-offset: 2px;
}

.canvas-cell textarea:focus,
.canvas-memo textarea:focus {
  outline-offset: 0;
}

.canvas-memo {
  background: var(--bg-surface);
  border: 1.5px solid var(--color-ink);
  padding: 2rem 2.25rem 2.5rem;
  max-width: 46rem;
}

.canvas-memo-kicker {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-terracotta);
  margin-bottom: 0.35rem;
}

.canvas-memo-head h3,
.canvas-brief-head h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 0.4rem;
}

.canvas-memo-head p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.canvas-memo-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.canvas-memo-item {
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.canvas-memo-item.is-focused {
  background: var(--bg-app);
  margin: 0 -0.75rem;
  padding: 1rem 0.75rem 0.5rem;
}

.canvas-memo-q {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.45rem;
}

.canvas-memo-q label {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.35;
}

.canvas-brief {
  background: var(--bg-surface);
  border: 1.5px solid var(--color-ink);
  padding: 2rem 2.25rem 2.5rem;
}

.canvas-brief-byline {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 1.75rem;
}

.canvas-brief-block {
  margin-bottom: 1.15rem;
}

.canvas-brief-block h4 {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.3rem;
  line-height: 1.4;
}

.canvas-brief-block h4 span {
  font-family: var(--font-mono);
  color: var(--text-subtle);
  margin-right: 0.35rem;
}

.canvas-brief-block p {
  font-size: 0.9rem;
  line-height: 1.55;
  white-space: pre-wrap;
}

.canvas-brief-sheet-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin: 2rem 0 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-medium);
}

.canvas-brief-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border: 1px solid var(--color-ink);
}

.canvas-brief-cell {
  padding: 0.75rem;
  border-left: 1px solid var(--border-medium);
  border-top: 1px solid var(--border-medium);
  min-height: 8rem;
}

.canvas-brief-cell:nth-child(-n + 3) {
  border-top: none;
}

.canvas-brief-cell:nth-child(3n + 1) {
  border-left: none;
}

.canvas-brief-cell p {
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--text-muted);
  white-space: pre-wrap;
  margin-top: 0.35rem;
}

.canvas-print-pack {
  display: none;
}

@media (max-width: 1100px) {
  .canvas-workspace {
    grid-template-columns: 1fr;
  }

  .canvas-coach {
    position: static;
    border-left: none;
    border-bottom: 3px solid var(--color-ink);
    padding: 0 0 1rem;
  }

  .canvas-status {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .canvas-meta,
  .canvas-sheet,
  .canvas-brief-grid {
    grid-template-columns: 1fr;
  }

  .canvas-sheet {
    grid-template-rows: none;
  }

  .canvas-phase-rail {
    writing-mode: horizontal-tb;
    transform: none;
    flex-direction: row;
    justify-content: flex-start;
    gap: 0.75rem;
    padding: 0.55rem 0.85rem;
  }

  .canvas-cell {
    border-left: none;
  }

  .canvas-toolbar-actions {
    margin-left: 0;
  }
}

@media print {
  #app-header,
  #sidebar,
  .app-footer,
  .canvas-studio-no-print {
    display: none !important;
  }

  #main-content,
  #main-content.is-canvas-studio,
  #main-content.is-case-file {
    max-width: none;
    padding: 0;
    margin: 0;
  }

  .canvas-workspace,
  .canvas-stage,
  .canvas-view {
    display: none !important;
  }

  .canvas-print-pack {
    display: block !important;
  }

  .canvas-brief {
    border: none;
    padding: 0;
  }

  .canvas-brief-cell {
    break-inside: avoid;
  }
}

@media (prefers-reduced-motion: reduce) {
  .canvas-format-btn,
  .canvas-cell,
  .canvas-memo-item {
    transition: none;
  }
}

}

/* Applied case files */
#main-content.is-case-file {
  max-width: 1280px;
  padding-top: 1.5rem;
}

.case-kicker {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.case-kicker a {
  color: var(--color-terra-deep);
  text-decoration: none;
}

.case-kicker a:hover {
  text-decoration: underline;
}

.case-hub-head {
  max-width: 40rem;
  margin-bottom: 1.75rem;
}

.case-hub-head h2 {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 500;
  line-height: 1.1;
  margin: 0.35rem 0 0.75rem;
}

.case-hub-lede {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.55;
}

.case-hub-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.case-filter {
  appearance: none;
  border: 1px solid var(--border-medium);
  background: var(--bg-surface);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.45rem 0.85rem;
  cursor: pointer;
}

.case-filter:hover,
.case-filter:focus-visible {
  color: var(--text-main);
  border-color: var(--color-ink);
  outline: none;
}

.case-filter.is-active {
  background: var(--color-ink);
  color: var(--color-bone);
  border-color: var(--color-ink);
}

.case-docket {
  list-style: none;
  border-top: 1px solid var(--color-ink);
}

.case-row {
  border-bottom: 1px solid var(--border-medium);
}

.case-row-link {
  display: grid;
  grid-template-columns: 9.5rem minmax(0, 1fr) 13rem;
  gap: 1.25rem;
  padding: 1.15rem 0.25rem 1.25rem 0;
  text-decoration: none;
  color: inherit;
  align-items: start;
}

.case-row-link:hover .case-row-title {
  color: var(--color-terra-deep);
}

.case-row-link:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 3px;
}

.case-row-mod-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 600;
  line-height: 1;
  color: var(--color-terracotta);
}

.case-row-mod-label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.72rem;
  color: var(--text-subtle);
  line-height: 1.35;
}

.case-row-title {
  display: block;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
  line-height: 1.2;
  color: var(--text-main);
}

.case-row-lede {
  display: block;
  margin-top: 0.35rem;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.case-row-meta {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.case-row-hook {
  text-align: right;
}

.case-row-hook-value {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1;
  color: var(--text-main);
}

.case-row-hook-label {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.35;
}

.case-row-progress {
  display: block;
  margin-top: 0.55rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-terra-deep);
}

.case-file {
  display: grid;
  grid-template-columns: 1.1rem minmax(0, 1fr) 16.5rem;
  gap: 1.5rem;
  align-items: start;
}

.case-file-spine {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.4rem;
  padding-top: 1.4rem;
  min-height: 100%;
  border-right: 1px solid var(--border-medium);
  background:
    repeating-linear-gradient(
      to bottom,
      transparent 0,
      transparent 2.15rem,
      var(--border-subtle) 2.15rem,
      var(--border-subtle) 2.2rem
    );
}

.case-file-spine span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  border: 1.5px solid var(--color-ink);
  background: var(--bg-app);
  box-shadow: inset 0 0 0 2px var(--bg-surface);
}

.case-mast {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-ink);
}

.case-mast h2 {
  font-family: var(--font-display);
  font-size: 2.15rem;
  font-weight: 500;
  line-height: 1.12;
  margin: 0.3rem 0 0.55rem;
}

.case-mast-org {
  font-weight: 600;
  font-size: 0.92rem;
}

.case-mast-role {
  margin-top: 0.35rem;
  color: var(--text-muted);
  max-width: 38rem;
  line-height: 1.5;
}

.case-mast-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.2rem;
  margin-top: 0.85rem;
  font-size: 0.84rem;
}

.case-mast-tools a {
  color: var(--color-terra-deep);
  font-weight: 600;
  text-decoration: none;
}

.case-mast-tools a:hover {
  text-decoration: underline;
}

.case-mast-hook {
  text-align: right;
  min-width: 9rem;
}

.case-mast-hook-value {
  display: block;
  font-family: var(--font-display);
  font-size: 3.1rem;
  font-weight: 600;
  line-height: 0.9;
  color: var(--color-terracotta);
}

.case-mast-hook-label {
  display: block;
  margin-top: 0.55rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  max-width: 12rem;
  margin-left: auto;
  line-height: 1.4;
}

.case-tabs {
  display: flex;
  gap: 0;
  margin: 0 0 1.35rem;
  border-bottom: 1px solid var(--border-medium);
}

.case-tab {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.7rem 1rem 0.8rem;
  margin-bottom: -1px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.case-tab:hover,
.case-tab:focus-visible {
  color: var(--text-main);
  outline: none;
}

.case-tab.is-active {
  color: var(--text-main);
  border-bottom-color: var(--color-terracotta);
}

.case-panel {
  display: none;
}

.case-panel[hidden] {
  display: none !important;
}

.case-panel.is-active {
  display: block;
}

.case-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem 1rem;
  margin-bottom: 1.4rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--border-subtle);
}

.case-fact dt {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.case-fact dd {
  margin-top: 0.2rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.25;
}

.case-prose {
  max-width: 42rem;
  margin-bottom: 1rem;
  line-height: 1.65;
  font-size: 0.98rem;
}

.case-exhibit {
  margin: 0 0 1.6rem;
  padding-left: 0.15rem;
}

.case-exhibit figcaption {
  display: flex;
  gap: 0.85rem;
  align-items: baseline;
  margin-bottom: 0.65rem;
}

.case-ex-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-terracotta);
}

.case-ex-title {
  font-weight: 600;
  font-size: 0.95rem;
}

.case-bullets {
  max-width: 42rem;
  padding-left: 1.15rem;
  line-height: 1.55;
}

.case-bullets li + li {
  margin-top: 0.35rem;
}

.case-nine {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.case-nine-cell {
  border: 1px solid var(--border-medium);
  padding: 0.75rem 0.8rem 0.85rem;
  background: var(--bg-surface);
  min-height: 8.5rem;
}

.case-nine-cell span {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: 0.4rem;
}

.case-nine-cell p {
  font-size: 0.82rem;
  line-height: 1.4;
}

.case-nine-define {
  border-top: 3px solid var(--color-ink);
}

.case-nine-design {
  border-top: 3px solid var(--color-terra);
}

.case-nine-deploy {
  border-top: 3px solid var(--color-terracotta);
}

.case-interviews {
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.case-iv {
  border: 1px solid var(--border-subtle);
  background: var(--bg-hover);
  padding: 0.9rem 1rem;
}

.case-iv-who {
  font-weight: 600;
  margin-bottom: 0.45rem;
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
}

.case-iv-who span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-terracotta);
}

.case-iv p {
  font-size: 0.88rem;
  line-height: 1.5;
  margin-bottom: 0.35rem;
}

.case-curve-wrap {
  margin-bottom: 0.5rem;
}

.case-curve {
  width: 100%;
  height: auto;
  background: var(--bg-hover);
  border: 1px solid var(--border-subtle);
}

.case-curve-band {
  fill: transparent;
  cursor: pointer;
}

.case-curve-band:hover {
  fill: rgba(60, 174, 163, 0.1);
}

.case-curve-band.is-picked,
.case-curve-band.is-active {
  fill: rgba(193, 76, 48, 0.12);
}

.case-curve-axis {
  stroke: var(--text-subtle);
  stroke-width: 1;
}

.case-curve-line {
  fill: none;
  stroke: var(--color-ink);
  stroke-width: 2.4;
}

.case-curve-dot {
  fill: var(--color-terra-deep);
}

.case-curve-dot.is-off {
  fill: var(--color-terracotta);
}

.case-curve-label {
  fill: var(--text-subtle);
  font-size: 18px;
  font-family: var(--font-display);
  font-weight: 600;
  text-anchor: middle;
}

.case-curve-caption {
  fill: var(--text-subtle);
  font-size: 11px;
  font-family: var(--font-body);
}

.case-bands {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 0.75rem 0 1.2rem;
  border: none;
  padding: 0;
}

.case-bands legend {
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.case-band {
  appearance: none;
  text-align: left;
  border: 1px solid var(--border-medium);
  background: var(--bg-surface);
  padding: 0.7rem 0.8rem;
  cursor: pointer;
  font-family: var(--font-body);
  color: var(--text-main);
}

.case-band strong {
  display: block;
  font-size: 0.88rem;
  margin-bottom: 0.25rem;
}

.case-band span {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.case-band:hover,
.case-band:focus-visible {
  border-color: var(--color-ink);
  outline: none;
}

.case-band.is-active {
  border-color: var(--color-terracotta);
  box-shadow: inset 0 0 0 1px var(--color-terracotta);
}

.case-q {
  display: block;
  margin-bottom: 1.1rem;
}

.case-q span {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  line-height: 1.4;
}

.case-q textarea,
#case-scratch {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text-main);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.8rem;
  resize: vertical;
}

.case-q textarea:focus,
#case-scratch:focus {
  outline: none;
  border-color: var(--color-ink);
}

.case-checks {
  margin-top: 1.5rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--border-subtle);
}

.case-checks-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
  margin-bottom: 0.65rem;
}

.case-check {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  margin-bottom: 0.55rem;
  font-size: 0.88rem;
  line-height: 1.4;
  cursor: pointer;
}

.case-check input {
  margin-top: 0.2rem;
}

.case-faculty-gate {
  max-width: 36rem;
  padding: 1.4rem 0;
}

.case-faculty-gate p {
  margin-bottom: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.case-reveal {
  appearance: none;
  border: 1px solid var(--color-ink);
  background: var(--color-ink);
  color: var(--color-bone);
  font-family: var(--font-body);
  font-size: 0.84rem;
  font-weight: 600;
  padding: 0.65rem 1.1rem;
  cursor: pointer;
}

.case-reveal:hover,
.case-reveal:focus-visible {
  background: var(--color-ink-soft);
  outline: none;
}

.case-faculty h3 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 0.85rem;
}

.case-faculty-pick {
  margin-bottom: 0.85rem;
  font-size: 0.92rem;
}

.case-docket-rail {
  position: sticky;
  top: calc(var(--header-height) + 1rem);
  border-left: 1px solid var(--border-medium);
  padding-left: 1.15rem;
}

.case-rail-kicker {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.case-rail-progress {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0.35rem 0 0.85rem;
}

.case-rail-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.case-rail-hint {
  margin-top: 0.7rem;
  font-size: 0.75rem;
  color: var(--text-subtle);
  line-height: 1.45;
}

@media (max-width: 980px) {
  .case-file {
    grid-template-columns: 1fr;
  }

  .case-file-spine {
    display: none;
  }

  .case-docket-rail {
    position: static;
    border-left: none;
    border-top: 1px solid var(--border-medium);
    padding: 1.25rem 0 0;
  }

  .case-row-link {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .case-row-hook {
    text-align: left;
  }

  .case-mast {
    grid-template-columns: 1fr;
  }

  .case-mast-hook {
    text-align: left;
  }

  .case-mast-hook-label {
    margin-left: 0;
  }

  .case-facts,
  .case-nine,
  .case-bands {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .case-tab,
  .case-band,
  .case-filter,
  .case-row-link {
    transition: none;
  }
}

/* AI Radar 2.0 Engine */
.radar-tool-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.5rem;
  align-items: start;
  margin-top: 1.75rem;
}

.radar-sliders-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

.radar-dimension-group {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.dimension-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.2rem;
}

.vector-slider-row {
  margin-bottom: 1rem;
}

.vector-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.84rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text-main);
}

.vector-slider {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  background: var(--border-subtle);
  border-radius: var(--radius-full);
  outline: none;
}

.vector-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-ink);
  border: 2px solid var(--color-terra);
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
  transition: transform var(--transition-fast);
}

.vector-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.radar-chart-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  text-align: center;
}

.radar-svg-container {
  width: 100%;
  max-width: 420px;
  margin: 0 auto 1.5rem;
}

.total-score-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: 1.1rem 2.25rem;
  background: var(--bg-hover);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
}

/* CMM Diagnostic Matrix */
.cmm-matrix-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

.cmm-pillar-block {
  margin-bottom: 2.5rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.cmm-pillar-header {
  padding: 1.25rem 1.6rem;
  background: var(--bg-hover);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cmm-cap-table {
  width: 100%;
  border-collapse: collapse;
}

.cmm-cap-table th, .cmm-cap-table td {
  padding: 1rem 1.35rem;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.86rem;
  text-align: left;
}

.cmm-cap-table th {
  background: var(--bg-app);
  font-weight: 700;
  color: var(--text-muted);
}

.cmm-level-selector {
  display: flex;
  gap: 0.4rem;
}

.cmm-level-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-main);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
}

.cmm-level-btn:hover {
  background: var(--bg-hover);
}

.cmm-level-btn.active {
  background: var(--color-ink);
  color: var(--color-bone);
  border-color: var(--color-ink);
}

[data-theme="dark"] .cmm-level-btn.active {
  background: var(--color-terra);
  color: var(--color-ink);
  border-color: var(--color-terra);
}

/* Certificate Preview */
.certificate-preview-card {
  background: #FFFFFF;
  color: #151d27;
  border: 12px solid #2c3e50;
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  text-align: center;
  box-shadow: var(--shadow-xl);
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  background-image: radial-gradient(circle, #fcfbf9 10%, #ffffff 90%);
}

.certificate-seal {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, #3caea3 0%, #2e8c82 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 1.5rem;
  box-shadow: 0 4px 12px rgba(60, 174, 163, 0.4);
}

.certificate-preview-card h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: #2c3e50;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}

.cert-recipient {
  font-size: 2.4rem;
  font-weight: 700;
  color: #151d27;
  border-bottom: 2px solid #e7e2da;
  display: inline-block;
  padding: 0.25rem 2.5rem;
  margin: 1.5rem 0;
  font-family: var(--font-display);
}

/* Certificate Locked Gating View */
.cert-locked-card {
  background: var(--bg-surface);
  border: 2px dashed var(--border-medium);
  border-radius: var(--radius-2xl);
  padding: 4rem 2.5rem;
  text-align: center;
  max-width: 750px;
  margin: 0 auto;
}

.cert-lock-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--bg-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin: 0 auto 1.5rem;
  border: 1px solid var(--border-subtle);
}

.checklist-box {
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin: 2rem 0;
  text-align: left;
}

.checklist-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.checklist-item:last-child {
  border-bottom: none;
}

/* Search Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(21, 29, 39, 0.7);
  backdrop-filter: blur(8px);
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-overlay.open {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 720px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 1.25rem 1.6rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: 1.6rem;
}

.search-modal-input {
  width: 100%;
  padding: 0.9rem 1.35rem;
  font-size: 1.05rem;
  border: 1.5px solid var(--border-medium);
  border-radius: var(--radius-full);
  background: var(--bg-app);
  color: var(--text-main);
  outline: none;
  margin-bottom: 1rem;
  transition: border-color var(--transition-fast);
}

.search-modal-input:focus {
  border-color: var(--color-terra);
}

.search-results-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-height: 400px;
  overflow-y: auto;
}

.search-result-item {
  padding: 1rem 1.35rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-fast);
}

.search-result-item:hover {
  background: var(--bg-hover);
  border-color: var(--color-terra);
}

#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9999;
}

body.lms-locked #app-header,
body.lms-locked #app-container {
  display: none !important;
}

.lms-shell {
  display: none;
}

body.lms-locked .lms-shell {
  display: flex;
  min-height: calc(100vh - var(--app-footer-height, 2.25rem));
  align-items: center;
  justify-content: center;
  padding: 2.5rem 1.25rem 3rem;
  background:
    linear-gradient(180deg, var(--color-bone) 0%, var(--color-bone-deep) 100%);
}

body.lms-locked .lms-shell.lms-shell-scroll {
  align-items: flex-start;
  overflow-y: auto;
  padding-bottom: calc(var(--app-footer-height, 2.25rem) + 1.5rem + env(safe-area-inset-bottom, 0px));
}

.lms-pack.version-notes-pack {
  width: min(720px, 100%);
  margin: 1.5rem auto 2.5rem;
}

.lms-pack.version-notes-pack .version-note-title {
  color: var(--text-muted);
}

.lms-pack {
  width: min(520px, 100%);
  background: var(--bg-surface);
  border: 1px solid var(--color-ink);
  padding: 2.25rem 2rem 2.4rem;
}

.lms-pack-wide {
  width: min(640px, 100%);
}

.lms-kicker {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-terracotta);
  margin-bottom: 0.5rem;
}

.lms-pack h2 {
  font-family: var(--font-display);
  font-size: 2.1rem;
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.lms-lede {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.lms-tabs {
  display: flex;
  border: 1px solid var(--color-ink);
  margin-bottom: 1.25rem;
}

.lms-tabs button {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.7rem;
  cursor: pointer;
}

.lms-tabs button.is-on {
  background: var(--color-ink);
  color: var(--color-bone);
}

.lms-form {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.lms-form label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.lms-form label span {
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-muted);
}

.lms-form input,
.lms-form textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-main);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-medium);
  border-radius: 0;
  padding: 0.45rem 0;
}

.lms-form input:focus,
.lms-form textarea:focus {
  outline: none;
  border-bottom-color: var(--color-terra);
}

.lms-form-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.lms-error {
  color: var(--color-terracotta-deep);
  font-size: 0.85rem;
  font-weight: 600;
}

.lms-note {
  margin-top: 1.1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.lms-pack pre {
  background: var(--bg-app);
  padding: 0.9rem 1rem;
  font-size: 0.82rem;
  margin: 1rem 0;
  border: 1px solid var(--border-subtle);
}

.lms-stepper {
  display: flex;
  gap: 6px;
  margin: 0 0 1.1rem;
}

.lms-stepper i {
  flex: 1;
  height: 4px;
  background: var(--border-subtle);
}

.lms-stepper i.is-on {
  background: var(--color-ink);
}

.lms-rules {
  padding-left: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  color: var(--text-main);
  font-size: 0.95rem;
}

.lms-dl {
  display: grid;
  gap: 0.75rem;
  margin: 0.5rem 0 1rem;
}

.lms-dl div {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.55rem;
}

.lms-dl dt {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.lms-account {
  position: relative;
}

.lms-account-btn {
  appearance: none;
  border: 1px solid var(--border-medium);
  background: var(--bg-surface);
  text-align: right;
  padding: 0.25rem 0.7rem;
  cursor: pointer;
  min-width: 9rem;
  max-width: 14rem;
}

.lms-account-name {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-main);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lms-account-name-short {
  display: none;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-main);
}

.lms-account-meta {
  display: block;
  font-size: 0.68rem;
  color: var(--text-subtle);
}

.lms-account-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  min-width: 12rem;
  background: var(--bg-surface);
  border: 1px solid var(--color-ink);
  display: flex;
  flex-direction: column;
  z-index: 120;
}

.lms-account-menu[hidden] {
  display: none;
}

.lms-account-menu a,
.lms-account-menu button {
  appearance: none;
  border: none;
  background: transparent;
  text-align: left;
  padding: 0.65rem 0.9rem;
  font-size: 0.84rem;
  color: var(--text-main);
  text-decoration: none;
  cursor: pointer;
  font-family: var(--font-body);
}

.lms-account-menu a:hover,
.lms-account-menu button:hover {
  background: var(--bg-hover);
}

.lms-admin-stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.lms-admin-stats div {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 0.85rem 0.9rem;
}

.lms-admin-stats span {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.lms-admin-stats strong {
  font-family: var(--font-display);
  font-size: 1.6rem;
}

.lms-admin-tabs {
  display: flex;
  border: 1px solid var(--color-ink);
  width: fit-content;
  margin-bottom: 1rem;
}

.lms-admin-tabs button {
  appearance: none;
  border: none;
  background: transparent;
  padding: 0.55rem 1.1rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--text-muted);
}

.lms-admin-tabs button.is-on {
  background: var(--color-ink);
  color: var(--color-bone);
}

.lms-account-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}

.lms-filter-row {
  display: flex;
  border: 1px solid var(--color-ink);
}

.lms-filter-row button {
  appearance: none;
  border: none;
  background: transparent;
  padding: 0.4rem 0.85rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--text-muted);
}

.lms-filter-row button.is-on {
  background: var(--color-ink);
  color: var(--color-bone);
}

.lms-self-tag {
  display: inline-block;
  margin-left: 0.4rem;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.lms-role-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.lms-mail-panel {
  max-width: 40rem;
}

.lms-mail-presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.lms-mail-hint {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0 0 1rem;
  line-height: 1.5;
}

.lms-mail-hint a {
  color: var(--color-ink);
}

.lms-mail-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem 1rem;
  margin-bottom: 1rem;
}

.lms-mail-form label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.lms-mail-form input {
  font-size: 0.88rem;
  border: none;
  border-bottom: 1px solid var(--border-medium);
  padding: 0.35rem 0;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-main);
}

.lms-mail-full {
  grid-column: 1 / -1;
}

.lms-mail-form .lms-check {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.55rem;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.85rem;
  color: var(--text-main);
}

.lms-mail-form .lms-check strong {
  display: block;
  font-size: 0.88rem;
}

.lms-pass-saved {
  margin-left: 0.5rem;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.lms-mail-test {
  margin-top: 1.25rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--border-subtle);
}

.lms-mail-test h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.lms-mail-test-row {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.65rem;
}

.lms-mail-test-row input {
  flex: 1;
  min-width: 0;
  border: none;
  border-bottom: 1px solid var(--border-medium);
  padding: 0.4rem 0;
  font-size: 0.9rem;
  color: var(--text-main);
}

.lms-admin-toolbar {
  margin-bottom: 0.85rem;
}

.lms-admin-toolbar input {
  width: min(24rem, 100%);
  border: none;
  border-bottom: 1px solid var(--border-medium);
  background: transparent;
  padding: 0.4rem 0;
  font-size: 0.92rem;
  color: var(--text-main);
}

.lms-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}

.lms-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.lms-table th {
  text-align: left;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-subtle);
  padding: 0.7rem 0.85rem;
  border-bottom: 1px solid var(--border-medium);
}

.lms-table td {
  padding: 0.8rem 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

.lms-td-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.lms-code-form {
  display: grid;
  grid-template-columns: 1.4fr 6rem 5rem 1fr auto auto;
  gap: 0.75rem;
  align-items: end;
  margin-bottom: 1rem;
}

.lms-code-form label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.lms-code-form input {
  font-size: 0.88rem;
  border: none;
  border-bottom: 1px solid var(--border-medium);
  padding: 0.35rem 0;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-main);
}

.lms-check {
  flex-direction: row !important;
  align-items: center;
  gap: 0.4rem !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  font-size: 0.8rem !important;
}

.lms-drawer {
  margin-top: 1.5rem;
  background: var(--bg-surface);
  border: 1.5px solid var(--color-ink);
  padding: 1.35rem 1.4rem 1.6rem;
}

.lms-drawer-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.85rem;
}

.lms-drawer-head h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
}

.lms-drawer-head p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.lms-drawer-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.lms-mod-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
  margin-bottom: 1.1rem;
}

.lms-mod-card {
  border: 1px solid var(--border-subtle);
  padding: 0.65rem 0.7rem;
}

.lms-mod-head {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  margin-bottom: 0.4rem;
}

.lms-dots {
  display: flex;
  gap: 3px;
}

.lms-dots i {
  flex: 1;
  height: 6px;
  background: var(--border-subtle);
}

.lms-dots i.is-on {
  background: var(--color-ink);
}

.lms-feed {
  list-style: none;
  font-size: 0.82rem;
  margin-bottom: 1rem;
}

.lms-feed li {
  display: flex;
  gap: 0.75rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.lms-ops-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.9rem;
}

.lms-ops-timeline-wrap {
  margin-bottom: 1rem;
}

.lms-ops-timeline {
  display: flex;
  align-items: flex-end;
  gap: 0.28rem;
  height: 5.5rem;
  margin-top: 0.5rem;
}

.lms-ops-day {
  flex: 1;
  min-width: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  gap: 0.25rem;
}

.lms-ops-bar {
  width: 100%;
  max-width: 1.1rem;
  background: var(--color-ink);
  opacity: 0.85;
}

.lms-ops-day span {
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  color: var(--text-subtle);
}

.lms-ops-devices {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0 0 0.85rem;
}

.lms-presence {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.lms-presence::before {
  content: '';
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--text-subtle);
}

.lms-presence.is-online::before {
  background: #2f7d4a;
}

.lms-presence.is-away::before {
  background: #c4a35a;
}

.lms-presence.is-offline::before {
  background: var(--text-subtle);
}

.lms-log-ch {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.lms-log-ch.is-session { color: #2f7d4a; }
.lms-log-ch.is-mail { color: var(--accent-terracotta); }
.lms-log-ch.is-whatsapp { color: #1f6b4a; }
.lms-log-ch.is-event { color: var(--text-main); }

@media (max-width: 1100px) {
  .lms-admin-stats,
  .lms-mod-grid,
  .lms-code-form {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 700px) {
  .lms-admin-stats,
  .lms-mod-grid,
  .lms-code-form,
  .lms-mail-form {
    grid-template-columns: 1fr;
  }

  .lms-mail-test-row {
    flex-direction: column;
  }

  .lms-ops-timeline {
    overflow-x: auto;
  }
}

@media (max-width: 850px) {
  .radar-tool-layout {
    grid-template-columns: 1fr;
  }
  .exam-layout-container {
    grid-template-columns: 1fr;
  }
  .exam-palette-panel {
    position: static;
    max-height: none;
  }
  .radar-chart-panel {
    position: static;
  }
}

/* Phone layouts */
@media (max-width: 768px) {
  .dashboard-hero {
    padding: 1.75rem 1.25rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
  }

  .brief-hero {
    padding: 1.35rem 1.15rem 1.5rem;
    border-radius: var(--radius-lg);
  }

  .brief-hero h2 {
    font-size: 1.45rem;
  }

  .dashboard-hero h2 {
    font-size: 1.85rem;
  }

  .dashboard-hero p {
    font-size: 0.95rem;
    margin-bottom: 1.25rem;
  }

  .dashboard-stats-grid,
  .modules-grid,
  .cheat-sheet-grid {
    grid-template-columns: 1fr;
  }

  .stat-card,
  .module-card,
  .cheat-sheet-card,
  .lesson-card,
  .quiz-container,
  .question-stepper-card,
  .radar-sliders-panel,
  .radar-chart-panel,
  .cmm-matrix-container {
    padding: 1.15rem;
  }

  .stat-value {
    font-size: 1.7rem;
  }

  .section-heading-row {
    flex-direction: column;
    gap: 0.35rem;
  }

  .section-heading-row h3 {
    font-size: 1.45rem;
  }

  .module-card h4,
  .lesson-title-area h2 {
    font-size: 1.55rem;
  }

  .lesson-page-header {
    margin-bottom: 1.35rem;
  }

  .lesson-breadcrumbs {
    flex-wrap: wrap;
    row-gap: 0.2rem;
  }

  .lesson-meta-bar {
    flex-wrap: wrap;
    gap: 0.35rem 0.6rem;
  }

  .lesson-title-area .btn-primary,
  .lesson-title-area .btn-secondary {
    width: 100%;
  }

  .teach-audio {
    width: 100%;
    padding: 0.65rem 0.75rem;
  }

  .teach-audio .btn-sm {
    flex: 1 1 auto;
    width: auto;
    min-width: calc(50% - 0.4rem);
  }

  .teach-audio-status {
    flex: 1 1 100%;
  }

  .tab-nav-container {
    margin-bottom: 1.25rem;
    -webkit-overflow-scrolling: touch;
  }

  .tab-btn {
    margin-right: 0.85rem;
    padding: 0.75rem 0.1rem 0.8rem;
    font-size: 0.84rem;
  }

  .callout {
    padding: 1rem 1.1rem;
    flex-direction: column;
    gap: 0.5rem;
  }

  .transcript-header {
    padding: 0.9rem 1rem;
  }

  .transcript-filter-row {
    width: 100%;
  }

  .transcript-filter-input {
    width: 100%;
    flex: 1;
  }

  .quiz-header .btn-primary {
    width: 100%;
  }

  .transcript-body {
    padding: 1.15rem 1rem;
    max-height: none;
  }

  .slide-presentation-canvas {
    padding: 1.25rem 1rem 1.1rem;
    min-height: 0;
    border-radius: var(--radius-lg);
  }

  .slide-main-content h3 {
    font-size: 1.4rem;
  }

  .slide-nav-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .slide-nav-bar .btn-primary,
  .slide-nav-bar .btn-secondary {
    width: 100%;
  }

  .slide-dots-container {
    justify-content: center;
    flex-wrap: wrap;
    order: -1;
  }

  .lesson-stepper {
    flex-direction: column;
    margin-top: 1.75rem;
  }

  .lesson-stepper a {
    width: 100%;
  }

  .option-label {
    padding: 0.9rem 1rem;
    min-height: 44px;
  }

  .exam-timer-card,
  .exam-palette-panel {
    padding: 1.1rem;
  }

  .palette-grid {
    grid-template-columns: repeat(8, 1fr);
  }

  .palette-btn {
    min-height: 40px;
  }

  .question-stepper-card {
    min-height: 0;
  }

  .canvas-studio-lede {
    font-size: 0.9rem;
  }

  .canvas-toolbar {
    margin-top: 1rem;
  }

  .canvas-format-switch {
    width: 100%;
  }

  .canvas-format-btn {
    flex: 1;
    padding: 0.7rem 0.5rem;
    font-size: 0.72rem;
  }

  .canvas-preset-label,
  .canvas-preset-label select {
    width: 100%;
    min-width: 0;
  }

  .canvas-toolbar-actions {
    width: 100%;
  }

  .canvas-toolbar-actions .btn-primary,
  .canvas-toolbar-actions .btn-secondary {
    flex: 1;
  }

  .canvas-status {
    grid-template-columns: 1fr;
  }

  .canvas-memo,
  .canvas-brief {
    padding: 1.15rem 1rem 1.4rem;
  }

  .canvas-memo-head h3,
  .canvas-brief-head h3 {
    font-size: 1.5rem;
  }

  .case-hub-head h2 {
    font-size: 1.85rem;
  }

  .cmm-matrix-container {
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
  }

  .cmm-pillar-block {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .cmm-cap-table {
    min-width: 36rem;
  }

  .cmm-level-btn {
    width: 40px;
    height: 40px;
  }

  .certificate-preview-card {
    padding: 1.5rem 1rem;
    border-width: 8px;
  }

  .certificate-preview-card h2,
  .cert-recipient {
    font-size: 1.45rem;
  }

  .cert-recipient {
    padding: 0.25rem 0.5rem;
  }

  .cert-locked-card {
    padding: 2rem 1.15rem;
  }

  .modal-overlay {
    padding: 0;
    align-items: stretch;
  }

  .modal-card {
    max-width: none;
    max-height: 100dvh;
    height: 100dvh;
    border-radius: 0;
    padding-top: env(safe-area-inset-top, 0px);
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }

  .search-results-list {
    max-height: none;
    flex: 1;
  }

  .lms-shell,
  body.lms-locked .lms-shell {
    align-items: flex-start;
    padding: max(1.25rem, env(safe-area-inset-top, 0px)) 1rem max(1.5rem, env(safe-area-inset-bottom, 0px));
  }

  .lms-pack,
  .lms-pack-wide {
    padding: 1.5rem 1.15rem 1.7rem;
  }

  .lms-pack h2 {
    font-size: 1.65rem;
  }

  .lms-form input,
  .lms-form textarea,
  .lms-form select,
  .search-modal-input,
  .canvas-meta input,
  .canvas-preset-label select,
  .lms-admin-toolbar input {
    font-size: 16px;
  }

  .lms-form-row {
    flex-direction: column;
  }

  .lms-form-row .btn-primary,
  .lms-form-row .btn-secondary,
  .lms-form .btn-primary {
    width: 100%;
  }

  .lms-dl div {
    grid-template-columns: 1fr;
  }

  .lms-account-btn {
    min-width: 0;
    max-width: none;
    padding: 0.35rem 0.7rem;
  }

  .lms-account-name {
    display: none;
  }

  .lms-account-name-short {
    display: block;
  }

  .lms-account-meta {
    display: none;
  }

  .lms-admin-tabs {
    width: 100%;
    overflow-x: auto;
  }

  .lms-admin-tabs button {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .lms-feed li {
    flex-direction: column;
    gap: 0.15rem;
  }

  .lms-feed span {
    min-width: 0;
  }

  #main-content.is-canvas-studio,
  #main-content.is-case-file {
    padding-top: 1rem;
  }
}

@media (max-width: 480px) {
  .dashboard-hero h2 {
    font-size: 1.55rem;
  }

  .palette-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
  }
}

/* Lesson discussion drawer */
body.forum-drawer-open {
  overflow: hidden;
  --header-height: 0px;
}

body.forum-drawer-open #app-header,
body.forum-drawer-open #sidebar,
body.forum-drawer-open #nav-toggle,
body.forum-drawer-open #nav-backdrop {
  display: none !important;
}

body.forum-drawer-open #app-container {
  min-height: 100vh;
}

.forum-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1100;
  pointer-events: none;
}

.forum-drawer.is-open {
  pointer-events: auto;
}

.forum-drawer-scrim {
  position: absolute;
  inset: 0;
  background: rgba(44, 62, 80, 0.32);
  opacity: 0;
  transition: opacity 0.28s ease;
}

.forum-drawer.is-open .forum-drawer-scrim {
  opacity: 1;
}

.forum-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(28.5rem, 100vw);
  background: var(--bg-app);
  border-left: 4px solid var(--color-ink);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}

.forum-drawer.is-open .forum-drawer-panel {
  transform: translateX(0);
}

.forum-drawer-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.05rem 1.2rem 0.95rem;
  border-bottom: 1px solid var(--color-ink);
  background: var(--bg-surface);
  flex-shrink: 0;
}

.forum-drawer-head h3 {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 600;
  line-height: 1.1;
  margin: 0;
}

.forum-drawer-close {
  appearance: none;
  border: 1px solid var(--color-ink);
  background: var(--bg-app);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
}

.forum-drawer-close:hover,
.forum-drawer-close:focus-visible {
  background: var(--color-ink);
  color: var(--color-bone);
  outline: none;
}

.forum-drawer-body {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.forum-kicker {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-terracotta);
  margin: 0 0 0.2rem;
}

.forum-lede {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin: 0;
  padding: 0.95rem 1.2rem 0.35rem;
}

.forum-tally {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.55rem;
  margin: 0;
  padding: 0.35rem 1.2rem 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.forum-tally strong {
  font-family: var(--font-display);
  font-size: 1.2rem;
  line-height: 1;
}

.forum-tally span {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.forum-composer {
  display: grid;
  grid-template-columns: 2.7rem 1fr;
  gap: 0.9rem;
  padding: 1.15rem 1.2rem 1.05rem;
  border-bottom: 1px solid var(--border-medium);
  background: var(--bg-surface);
}

.forum-place {
  width: 2.7rem;
  height: 2.7rem;
  border: 1px solid var(--color-ink);
  background: var(--bg-app);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  flex-shrink: 0;
}

.forum-place.is-small {
  width: 2.1rem;
  height: 2.1rem;
  font-size: 0.88rem;
}

.forum-composer-fields {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.forum-composer-fields label,
.forum-reply-form label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-subtle);
}

.forum-composer-fields input,
.forum-composer-fields textarea,
.forum-reply-form textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-main);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-medium);
  border-radius: 0;
  padding: 0.4rem 0;
  resize: vertical;
}

.forum-composer-fields input:focus,
.forum-composer-fields textarea:focus,
.forum-reply-form textarea:focus {
  outline: none;
  border-bottom-color: var(--color-terra);
}

.forum-composer-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.forum-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

.forum-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0.85rem 1.2rem;
}

.forum-error {
  color: var(--color-terracotta-deep);
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0 1.2rem 0.85rem;
}

.forum-empty {
  padding: 1.6rem 1.2rem 1.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.forum-empty p {
  margin: 0;
  color: var(--text-muted);
}

.forum-empty p + p {
  margin-top: 0.35rem;
}

.forum-thread {
  display: grid;
  grid-template-columns: 2.7rem 1fr;
  gap: 0.9rem;
  padding: 1.2rem 1.2rem 1.1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.forum-thread-body h4 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.2;
  margin: 0.35rem 0 0.5rem;
}

.forum-thread-body p,
.forum-reply p {
  font-size: 0.95rem;
  line-height: 1.65;
  margin: 0 0 0.65rem;
  white-space: pre-wrap;
}

.forum-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.7rem;
  align-items: baseline;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.forum-byline strong {
  color: var(--text-main);
  font-size: 0.88rem;
}

.forum-role {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-terracotta);
}

.forum-actions {
  display: flex;
  gap: 0.75rem;
}

.forum-text-btn {
  appearance: none;
  border: none;
  background: none;
  padding: 0;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-terra-deep);
  cursor: pointer;
}

.forum-text-btn:hover,
.forum-text-btn:focus-visible {
  color: var(--text-main);
  outline: none;
}

.forum-text-btn.is-danger {
  color: var(--color-terracotta);
}

.forum-reply-form {
  margin: 0.75rem 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-width: 36rem;
}

.forum-replies {
  margin-top: 0.75rem;
  padding-left: 0.25rem;
  border-left: 2px solid var(--color-terra);
}

.forum-reply {
  display: grid;
  grid-template-columns: 2.1rem 1fr;
  gap: 0.75rem;
  padding: 0.85rem 0 0.85rem 0.9rem;
}

.lms-table tr.is-muted td {
  opacity: 0.55;
}

@media (max-width: 768px) {
  .forum-drawer-panel {
    width: 100vw;
  }

  .forum-composer,
  .forum-thread {
    grid-template-columns: 1fr;
    padding: 1.1rem 1rem;
  }

  .forum-composer {
    display: flex;
    flex-direction: column;
  }

  .forum-replies {
    margin-left: 0;
  }
}

/* Semantic slide diagrams */
.sd {
  color: var(--color-ink);
  font-family: var(--font-body);
}

.sd-kicker {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.sd-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 650;
  line-height: 1.3;
  color: var(--text-main);
}

.sd-sub {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.74rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.sd-idx {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.sd-tone-ink { border-color: var(--color-ink); }
.sd-tone-terra { border-color: var(--color-terra); }
.sd-tone-terracotta { border-color: var(--color-terracotta); }
.sd-tone-mid { border-color: var(--color-terra-deep); }

.sd-stack {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.sd-stack-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0.9rem;
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--color-ink);
}

.sd-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0.35rem;
}

.sd-flow-step {
  flex: 1 1 7.5rem;
  min-width: 6.5rem;
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 0.75rem 0.8rem;
  border-bottom: 3px solid var(--color-ink);
}

.sd-flow-arrow {
  flex: 0 0 0.9rem;
  align-self: center;
  height: 1px;
  background: var(--color-terra);
  position: relative;
}

.sd-flow-arrow::after {
  content: "";
  position: absolute;
  right: -3px;
  top: -3px;
  border: 4px solid transparent;
  border-left-color: var(--color-terra);
}

.sd-trio,
.sd-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(7.5rem, 1fr));
  gap: 0.55rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.sd-card,
.sd-pillar {
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 0.85rem 0.8rem;
  border-top: 3px solid var(--color-ink);
}

.sd-2x2 {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  grid-template-rows: auto auto auto;
  gap: 0.4rem 0.55rem;
  align-items: center;
}

.sd-2x2-y,
.sd-2x2-y2 {
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  text-align: center;
}

.sd-2x2-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
}

.sd-2x2-cell {
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 0.85rem 0.7rem;
  min-height: 4.2rem;
  border: 1px solid var(--border-subtle);
  border-top-width: 3px;
}

.sd-2x2-x {
  grid-column: 2;
  display: flex;
  justify-content: space-between;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 0.4rem;
}

.sd-nine {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
}

.sd-nine-cell {
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.5rem 0.65rem;
  border-top: 3px solid var(--color-ink);
  min-height: 4.4rem;
}

.sd-nine-cell .sd-label {
  font-size: 0.74rem;
}

.sd-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.6rem;
  align-items: stretch;
}

.sd-compare-col {
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 0.9rem 0.85rem;
  border-top: 3px solid var(--color-ink);
}

.sd-compare-vs {
  align-self: center;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.sd-spectrum {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex-wrap: wrap;
}

.sd-spectrum-stop {
  flex: 1 1 7rem;
  background: var(--bg-hover);
  padding: 0.85rem 0.8rem;
  border-radius: var(--radius-md);
  border-bottom: 3px solid var(--color-terra);
}

.sd-spectrum-bar {
  flex: 0 0 1.1rem;
  height: 2px;
  align-self: center;
  background: linear-gradient(90deg, var(--color-ink), var(--color-terra));
}

.sd-loop {
  position: relative;
  min-height: 13.5rem;
}

.sd-loop-ring {
  position: absolute;
  left: 18%;
  right: 18%;
  top: 12%;
  bottom: 12%;
  color: var(--color-terra);
  opacity: 0.45;
}

.sd-loop-node {
  position: absolute;
  width: 42%;
  max-width: 10rem;
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border-subtle);
}

.sd-loop-n0 { top: 0; left: 50%; transform: translateX(-50%); }
.sd-loop-n1 { top: 50%; right: 0; transform: translateY(-50%); }
.sd-loop-n2 { bottom: 0; left: 50%; transform: translateX(-50%); }
.sd-loop-n3 { top: 50%; left: 0; transform: translateY(-50%); }

.sd-formula {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.45rem 0.35rem;
  background: var(--color-ink);
  color: var(--color-bone);
  border-radius: var(--radius-md);
  padding: 1.1rem 1rem;
}

.sd-formula-term {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 650;
}

.sd-formula-op {
  width: 0.7rem;
  height: 0.7rem;
  border-right: 1px solid var(--color-terra);
  border-top: 1px solid var(--color-terra);
  transform: rotate(45deg);
  opacity: 0.85;
}

.sd-pyramid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}

.sd-pyramid-row {
  width: var(--sd-w, 100%);
  background: var(--color-ink);
  color: var(--color-bone);
  text-align: center;
  padding: 0.55rem 0.7rem;
  border-radius: 2px;
}

.sd-pyramid-row .sd-label {
  color: var(--color-bone);
  font-size: 0.78rem;
}

.sd-pyramid-row:nth-child(2) { background: var(--color-ink-soft); }
.sd-pyramid-row:nth-child(3) { background: var(--color-terra-deep); }
.sd-pyramid-row:nth-child(4) { background: var(--color-terra); }

.sd-curve-svg {
  width: 100%;
  height: 7rem;
  color: var(--color-terracotta);
}

.sd-curve-labels {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

.sd-cycle {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.sd-cycle li {
  flex: 1 1 6.5rem;
  background: var(--bg-hover);
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--border-subtle);
}

.sd-strands {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sd-strand-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.sd-chip {
  display: inline-block;
  background: var(--bg-hover);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 0.28rem 0.65rem;
  font-size: 0.74rem;
  font-weight: 600;
}

.sd-strand-firm .sd-chip {
  border-color: var(--color-terra);
}

.sd-gauge {
  text-align: center;
  padding: 0.5rem 0.25rem;
}

.sd-gauge-head {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
}

.sd-gauge-track {
  height: 8px;
  background: var(--bg-hover);
  border-radius: 99px;
  overflow: hidden;
  max-width: 22rem;
  margin: 0 auto;
}

.sd-gauge-fill {
  display: block;
  height: 100%;
  width: 68%;
  background: linear-gradient(90deg, var(--color-ink), var(--color-terra));
}

.sd-gauge-meta {
  margin-top: 0.65rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.sd-heat {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(6.2rem, 1fr));
  gap: 0.4rem;
}

.sd-heat-cell {
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.55rem;
  border-left: 3px solid var(--color-terra);
}

.sd-heat-cell:nth-child(3n) { border-left-color: var(--color-ink); }
.sd-heat-cell:nth-child(3n+2) { border-left-color: var(--color-terracotta); }

.sd-radar4 {
  position: relative;
  max-width: 18rem;
  margin: 0 auto;
  min-height: 14rem;
}

.sd-radar-svg {
  width: 100%;
  height: auto;
  color: var(--color-ink);
}

.sd-radar-lab {
  position: absolute;
  font-size: 0.72rem;
  font-weight: 700;
}

.sd-radar-n { top: 0; left: 50%; transform: translateX(-50%); }
.sd-radar-s { bottom: 0; left: 50%; transform: translateX(-50%); }
.sd-radar-e { right: 0; top: 50%; transform: translateY(-50%); }
.sd-radar-w { left: 0; top: 50%; transform: translateY(-50%); }

.sd-radar12 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.45rem;
}

.sd-radar12-col {
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 0.65rem 0.55rem;
  border-top: 3px solid var(--color-ink);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.sd-split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0.6rem;
}

.sd-split-a,
.sd-split-b {
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 1rem 0.9rem;
}

.sd-split-b {
  background: var(--color-terracotta);
  color: white;
}

.sd-split-b .sd-label { color: white; }

.sd-chasm {
  display: grid;
  grid-template-columns: 1fr 5.5rem 1fr;
  gap: 0.45rem;
  align-items: stretch;
}

.sd-chasm-side {
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  padding: 1rem 0.85rem;
  border-top: 3px solid var(--color-ink);
}

.sd-chasm-gap {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-left: 1px dashed var(--color-terracotta);
  border-right: 1px dashed var(--color-terracotta);
  color: var(--color-terracotta);
}

.slide-presentation-canvas.is-building .slide-main-content h3 {
  animation: slide-build-in 0.32s ease both;
}

.slide-presentation-canvas.is-building .slide-diagram-box {
  animation: slide-build-in 0.38s ease 0.08s both;
}

.slide-presentation-canvas.is-building .slide-bullets li:nth-child(1) {
  animation: slide-build-in 0.28s ease 0.16s both;
}

.slide-presentation-canvas.is-building .slide-bullets li:nth-child(2) {
  animation: slide-build-in 0.28s ease 0.28s both;
}

.slide-presentation-canvas.is-building .slide-bullets li:nth-child(3) {
  animation: slide-build-in 0.28s ease 0.4s both;
}

.slide-presentation-canvas.is-building .slide-axiom,
.slide-presentation-canvas.is-building .slide-tool-hook,
.slide-presentation-canvas.is-building .slide-check {
  animation: slide-build-in 0.32s ease 0.48s both;
}

@keyframes slide-build-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.slide-bullets {
  padding-left: 1.5rem;
  line-height: 1.8;
  color: var(--text-main);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.slide-tool-hook {
  margin-top: 1.1rem;
  padding: 0.95rem 1rem;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.slide-tool-hook p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--text-main);
  max-width: 38rem;
  line-height: 1.5;
}

.slide-check h3 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  margin: 0.4rem 0 1rem;
}

.slide-check-options {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.slide-check-opt {
  text-align: left;
  width: 100%;
  background: var(--bg-hover);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  font: inherit;
  color: var(--text-main);
  cursor: pointer;
}

.slide-check-opt:hover,
.slide-check-opt:focus-visible {
  border-color: var(--color-terra);
}

.slide-check-opt.is-correct {
  border-color: var(--color-terra-deep);
  background: rgba(46, 140, 130, 0.12);
}

.slide-check-opt.is-wrong {
  border-color: var(--color-terracotta);
  background: rgba(193, 76, 48, 0.08);
}

.slide-check-feedback {
  margin-top: 1rem;
}

.slide-check-feedback[hidden] {
  display: none;
}

.cheat-sheet-card .cheat-axiom {
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.4;
  margin: 0 0 0.85rem;
  color: var(--text-main);
}

.lesson-streak {
  display: block;
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-terra-deep);
  margin-top: 0.35rem;
  text-align: right;
}

.callout-icon:empty {
  display: none;
}

@media (max-width: 720px) {
  .sd-compare,
  .sd-chasm,
  .sd-split,
  .sd-radar12,
  .sd-2x2 {
    grid-template-columns: 1fr;
  }

  .sd-2x2-y,
  .sd-2x2-y2 {
    writing-mode: horizontal-tb;
    transform: none;
    text-align: left;
  }

  .sd-2x2-x,
  .sd-2x2-grid {
    grid-column: 1;
  }

  .sd-loop {
    min-height: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.45rem;
  }

  .sd-loop-ring {
    display: none;
  }

  .sd-loop-node {
    position: static;
    width: auto;
    max-width: none;
    transform: none;
  }

  .sd-flow-arrow {
    display: none;
  }

  .sd-nine {
    grid-template-columns: 1fr;
  }

  .slide-tool-hook {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .forum-drawer-scrim,
  .forum-drawer-panel {
    transition: none;
  }

  .slide-presentation-canvas.is-building .slide-main-content h3,
  .slide-presentation-canvas.is-building .slide-diagram-box,
  .slide-presentation-canvas.is-building .slide-bullets li,
  .slide-presentation-canvas.is-building .slide-axiom,
  .slide-presentation-canvas.is-building .slide-tool-hook,
  .slide-presentation-canvas.is-building .slide-check {
    animation: none;
  }
}

/* Teach page — one column, COMEX cards, transcript annex */
.teach-page {
  max-width: 46rem;
  margin: 0 auto;
  padding-bottom: 3rem;
}

.teach-column {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.teach-objective,
.teach-forum-prompt,
.teach-framework-body {
  color: var(--text-muted);
  line-height: 1.65;
  font-size: 1.02rem;
}

.teach-forum-prompt {
  border-left: 3px solid var(--color-terra);
  padding: 0.35rem 0 0.35rem 1rem;
  font-style: italic;
  color: var(--text-main);
}

.teach-framework-title,
.teach-exhibit-title,
.teach-worked h3,
.teach-checks h3,
.teach-comex h3,
.teach-apply h3 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  margin-bottom: 0.6rem;
  color: var(--text-main);
}

.teach-framework-list,
.teach-exhibit-list {
  padding-left: 1.15rem;
  line-height: 1.7;
  color: var(--text-main);
}

.teach-exhibit {
  background: var(--bg-card, var(--color-bone));
  border: 1px solid var(--border, rgba(44, 62, 80, 0.12));
  border-radius: var(--radius-md);
  padding: 1.1rem 1.2rem;
}

.teach-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.teach-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.teach-table th,
.teach-table td {
  text-align: left;
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--border, rgba(44, 62, 80, 0.1));
  vertical-align: top;
}

.teach-table th {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.teach-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.teach-compare-kicker {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-terra-deep, var(--color-terracotta));
  margin-bottom: 0.35rem;
}

.teach-canvas-grid,
.teach-dockets {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.teach-canvas-cell,
.teach-docket {
  border: 1px solid var(--border, rgba(44, 62, 80, 0.12));
  border-radius: var(--radius-md);
  padding: 0.75rem;
  background: var(--bg-hover, rgba(44, 62, 80, 0.03));
}

.teach-stamp {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-terra-deep, var(--color-terracotta));
  margin-bottom: 0.25rem;
}

.teach-canvas-cell p,
.teach-docket p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.teach-annex-banner {
  margin: 0.85rem 0 0;
  padding: 0.65rem 0.85rem;
  border-left: 3px solid var(--color-terra);
  background: rgba(196, 92, 62, 0.06);
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text-main);
}

.teach-apply-rubric {
  border: 1px solid var(--border, rgba(44, 62, 80, 0.12));
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  margin: 0.85rem 0;
}

.teach-apply-rubric legend {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-terra-deep, var(--color-terracotta));
  padding: 0 0.25rem;
}

.teach-rubric-item {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  margin: 0.45rem 0;
  font-size: 0.9rem;
  line-height: 1.4;
  cursor: pointer;
}

.teach-rubric-item input {
  margin-top: 0.2rem;
}

.teach-apply-gate {
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  border: 1px dashed var(--color-terra);
  border-radius: var(--radius-md);
}

.teach-apply-gate p {
  margin: 0 0 0.65rem;
  font-size: 0.9rem;
}

.teach-routing-insight,
.teach-routing-lock,
.teach-pyramid-implication,
.teach-matrix-axes {
  font-size: 0.92rem;
  line-height: 1.45;
  margin: 0 0 0.75rem;
}

.teach-routing-lock {
  font-family: var(--font-display);
  color: var(--color-terra-deep, var(--color-terracotta));
}

.teach-routing-bill {
  display: none;
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.teach-routing-bill.is-spike,
.teach-routing-bill.is-ok {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm, 4px);
}

.teach-routing-bill.is-spike {
  background: rgba(180, 40, 40, 0.12);
  color: #8b1e1e;
}

.teach-routing-bill.is-ok {
  background: rgba(40, 120, 70, 0.12);
  color: #1f6b3a;
}

.teach-routing-lanes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.teach-routing-lane {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr) minmax(0, 1.2fr);
  gap: 0.55rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border, rgba(44, 62, 80, 0.12));
  border-radius: var(--radius-md);
  background: var(--bg-hover, rgba(44, 62, 80, 0.03));
  transition: opacity 0.35s ease, border-color 0.35s ease, background 0.35s ease;
}

.teach-routing-lane.is-dim {
  opacity: 0.35;
}

.teach-routing-lane.is-wrong {
  opacity: 1;
  border-color: #8b1e1e;
  background: rgba(180, 40, 40, 0.08);
}

.teach-routing-lane.is-on {
  opacity: 1;
  border-color: var(--color-terra);
}

.teach-routing-channel strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.teach-routing-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.teach-routing-badges em {
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-terra-deep, var(--color-terracotta));
  margin-right: 0.25rem;
}

.teach-matrix-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.teach-matrix-cell {
  border: 1px solid var(--border, rgba(44, 62, 80, 0.12));
  border-radius: var(--radius-md);
  padding: 0.75rem;
  background: var(--bg-hover, rgba(44, 62, 80, 0.03));
  opacity: 0.55;
  transition: opacity 0.35s ease, border-color 0.35s ease;
}

.teach-matrix-cell.is-on,
.teach-matrix.is-settled .teach-matrix-cell {
  opacity: 1;
}

.teach-matrix-cell.is-focus {
  border-color: var(--color-terra);
}

.teach-matrix-vacuum {
  border-style: dashed;
  opacity: 0.7;
}

.teach-matrix-vacuum.is-on {
  background: rgba(180, 40, 40, 0.06);
  border-color: #8b1e1e;
}

.teach-matrix-cell p {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.teach-matrix-cell em {
  font-style: normal;
  font-weight: 700;
  color: var(--text-main);
  margin-right: 0.25rem;
}

.teach-matrix-when {
  font-size: 0.78rem !important;
}

.teach-pyramid-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
}

.teach-pyramid-bands {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  justify-items: center;
}

.teach-pyramid-band {
  width: var(--band-w, 100%);
  text-align: center;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border, rgba(44, 62, 80, 0.14));
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(196, 92, 62, 0.08), rgba(44, 62, 80, 0.03));
}

.teach-pyramid-band strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.teach-pyramid-band span {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.teach-pyramid-pins {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.teach-pyramid-pins li {
  border-left: 3px solid var(--color-terra);
  padding: 0.35rem 0 0.35rem 0.75rem;
}

.teach-pyramid-pins strong {
  display: block;
}

.teach-pyramid-pins span:last-child {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.teach-leak-strip {
  margin: 0 0 0.75rem;
  padding: 0.5rem 0.75rem;
  background: rgba(180, 40, 40, 0.08);
  border-left: 3px solid #8b1e1e;
  font-size: 0.86rem;
}

.teach-canvas-cell-leak.is-leaking {
  border-color: #8b1e1e;
  background: rgba(180, 40, 40, 0.08);
}

.teach-canvas-cell-leak.is-clean {
  border-color: #1f6b3a;
  background: rgba(40, 120, 70, 0.08);
}

.teach-canvas-leak-text {
  margin: 0.35rem 0 0;
  font-weight: 700;
  color: #8b1e1e;
  font-size: 0.86rem;
}

.teach-motion-replay {
  margin-top: 0.75rem;
}

@media (max-width: 720px) {
  .teach-routing-lane {
    grid-template-columns: 1fr;
  }

  .teach-matrix-grid,
  .teach-pyramid-layout {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .teach-routing-lane,
  .teach-matrix-cell {
    transition: none;
  }
}

.teach-docket-verdict {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-top: 0.6rem;
  font-size: 0.78rem;
}

.teach-bands {
  display: grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 0.4rem;
  margin-top: 0.85rem;
}

.teach-band {
  padding: 0.7rem 0.6rem;
  border-radius: var(--radius-md);
  font-size: 0.78rem;
  color: var(--color-ink);
  background: rgba(196, 92, 62, 0.16);
}

.teach-band span {
  display: block;
  font-weight: 800;
  font-size: 1.1rem;
}

.teach-band-c {
  outline: 2px solid var(--color-terra, #c45c3e);
}

.blueprint-grid section {
  margin-bottom: 1rem;
}

.blueprint-grid h5 {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.45rem;
}

.blueprint-row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.4rem;
}

.blueprint-row-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.blueprint-grid label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 700;
}

.blueprint-grid textarea {
  width: 100%;
  min-height: 3.2rem;
  font: inherit;
  font-weight: 400;
  font-size: 0.78rem;
  padding: 0.35rem;
  border: 1px solid var(--border, rgba(44, 62, 80, 0.18));
  border-radius: 4px;
  background: var(--bg-card, #fff);
  color: var(--text-main);
  resize: vertical;
}

.comex-grid {
  display: grid;
  gap: 0.85rem;
}

.comex-card {
  border-top: 3px solid var(--color-terra, #c45c3e);
  background: var(--bg-hover, rgba(44, 62, 80, 0.03));
  padding: 1rem 1.1rem 1.15rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.comex-kicker,
.comex-label {
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-muted);
}

.comex-card h4 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 0.2rem 0 0.65rem;
}

.teach-check-options {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.teach-check-opt {
  text-align: left;
  border: 1px solid var(--border, rgba(44, 62, 80, 0.16));
  background: var(--bg-card, #fff);
  color: var(--text-main);
  padding: 0.65rem 0.8rem;
  border-radius: var(--radius-md);
  font: inherit;
  cursor: pointer;
}

.teach-check-opt.is-correct {
  border-color: var(--accent-emerald, #2f9d7a);
  background: rgba(47, 157, 122, 0.08);
}

.teach-check-opt.is-wrong {
  border-color: var(--color-terracotta, #c45c3e);
  background: rgba(196, 92, 62, 0.08);
}

.teach-check-why {
  margin-top: 0.55rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.teach-apply .btn-primary {
  margin-top: 0.4rem;
}

.teach-annex {
  border-top: 1px solid var(--border, rgba(44, 62, 80, 0.12));
  padding-top: 0.75rem;
}

.teach-annex summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--text-main);
}

.teach-annex-body {
  white-space: pre-wrap;
  font-family: var(--font-sans, inherit);
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--text-muted);
  max-height: 28rem;
  overflow: auto;
  margin-top: 0.75rem;
}

.teach-leadership-prompt {
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.teach-slides-list {
  display: grid;
  gap: 1.25rem;
  margin-top: 1rem;
}

.teach-slide-card {
  border: 1px solid var(--border, rgba(44, 62, 80, 0.12));
  padding: 1rem;
  background: var(--surface, #fff);
}

.teach-slide-kicker {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 0.35rem;
}

.teach-slide-card h4 {
  margin: 0 0 0.75rem;
  font-family: var(--font-serif, inherit);
}

.teach-slide-bullets {
  margin: 0.75rem 0 0;
  padding-left: 1.1rem;
}

.teach-slide-axiom {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
}

.module-unit-list {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0;
}

.module-unit-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.35rem 0;
  font-size: 0.86rem;
  border-bottom: 1px solid var(--border, rgba(44, 62, 80, 0.08));
}

.mission-banner {
  border: 1px solid var(--color-terra, #c45c3e);
  background: rgba(196, 92, 62, 0.08);
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
}

.mission-banner strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 0.25rem;
}

.mission-timer {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.kill-list,
.five-moves {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.65rem;
}

.kill-list textarea,
.five-moves textarea,
.five-moves input {
  width: 100%;
  font: inherit;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border, rgba(44, 62, 80, 0.16));
  border-radius: 4px;
  background: var(--bg-card, #fff);
  color: var(--text-main);
}

@media (max-width: 768px) {
  .teach-page {
    max-width: none;
    padding: 0 0 2.5rem;
  }

  .teach-compare,
  .teach-canvas-grid,
  .teach-dockets,
  .blueprint-row,
  .blueprint-row-4,
  .teach-bands {
    grid-template-columns: 1fr;
  }

  .lesson-title-area {
    flex-direction: column;
    align-items: stretch;
  }
}