/* ==========================================================================
   Slide layouts & interactions
   ========================================================================== */

.slide { animation: fadeIn 0.35s ease; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.slide-header { margin-bottom: var(--space-lg); }
.slide-eyebrow {
  display: block; font-size: 0.75rem; font-weight: 500;
  color: var(--text-muted); margin-bottom: 6px;
}
.slide-title {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 600; color: var(--primary); line-height: 1.2;
  margin-bottom: 8px; letter-spacing: -0.02em;
}
.slide-subtitle { font-size: 0.92rem; color: var(--text-muted); line-height: 1.55; max-width: 46ch; }
.slide-lead {
  font-size: 0.92rem; color: var(--text); line-height: 1.55;
  max-width: 52ch; margin: -0.25rem 0 var(--space-md);
  padding-left: 12px; border-left: 2px solid var(--border);
}
.slide-progress-hint {
  font-size: 0.8rem; color: var(--text-muted); margin-bottom: var(--space-md);
}
.slide-progress-hint span { font-weight: 600; color: var(--text); }

/* Tab layout — tabs on top, detail panel below */
.tab-layout { margin-top: var(--space-md); }
.tab-bar {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: var(--space-md);
  border-bottom: 1px solid var(--border);
  padding-bottom: var(--space-md);
}
.tab-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border: 1px solid var(--border);
  background: white; border-radius: var(--radius-sm);
  font-size: 0.8rem; font-weight: 600; color: var(--text);
  cursor: pointer; transition: all var(--transition-fast);
}
.tab-btn:hover { border-color: var(--secondary); color: var(--secondary); }
.tab-btn.active {
  background: var(--secondary); color: white; border-color: var(--secondary);
}
.tab-btn .tab-icon { font-size: 0.85rem; opacity: 0.85; }
.tab-btn.stop-tab { min-width: 48px; justify-content: center; font-size: 1rem; font-weight: 800; }
.tab-btn.stop-tab.s-tab.active { background: var(--danger); border-color: var(--danger); }
.tab-btn.stop-tab.l-tab.active { background: var(--secondary); border-color: var(--secondary); }
.tab-btn.stop-tab.a-tab.active { background: var(--accent); border-color: var(--accent); }
.tab-btn.stop-tab.m-tab.active { background: var(--warning); border-color: var(--warning); }

.detail-panel {
  background: #F8FAFC;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  min-height: 140px;
}
.detail-panel-placeholder {
  color: var(--text-muted); font-size: 0.9rem;
}
.detail-panel h3 { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: var(--space-sm); }
.detail-panel p { font-size: 0.9rem; color: var(--text); line-height: 1.6; }
.detail-panel .detail-meta { font-size: 0.75rem; color: var(--text-muted); margin-top: var(--space-md); }

/* Welcome */
.welcome-slide { max-width: 520px; margin: 0 auto; text-align: center; padding: var(--space-md) 0; }
.welcome-hero {
  background: var(--primary); color: white;
  border-radius: var(--radius-md); padding: var(--space-xl);
  margin-bottom: var(--space-lg);
}
.welcome-icon { font-size: 2.5rem; color: var(--accent); margin-bottom: var(--space-md); }
.welcome-title { font-size: 1.35rem; font-weight: 700; margin-bottom: var(--space-sm); }
.welcome-tagline { font-size: 0.9rem; opacity: 0.85; line-height: 1.5; }
.welcome-greeting { font-size: 1.05rem; font-weight: 600; color: var(--accent); margin: var(--space-md) 0; }
.welcome-form { text-align: left; }
.form-group { margin-bottom: var(--space-md); }
.form-group label { display: block; font-weight: 600; font-size: 0.85rem; margin-bottom: 6px; }
.form-input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); font-size: 0.95rem; font-family: var(--font-sans);
}
.form-input:focus { outline: none; border-color: var(--secondary); box-shadow: 0 0 0 3px rgba(37,99,235,0.12); }

.objectives-banner {
  text-align: left; background: #F8FAFC; border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: var(--space-md); margin-bottom: var(--space-lg);
}
.objectives-banner h3 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--secondary); margin-bottom: var(--space-sm); }
.objectives-list { list-style: none; }
.objectives-list li { font-size: 0.8rem; padding: 4px 0; padding-left: 14px; position: relative; color: var(--text); }
.objectives-list li::before { content: '•'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }

.welcome-actions {
  display: flex; flex-direction: column; align-items: center; gap: var(--space-sm);
}
.welcome-actions .btn-primary { width: 100%; max-width: 280px; }
.welcome-actions .btn-link { margin-top: 0; }

/* Stats — Why This Matters */
.impact-note {
  margin-bottom: var(--space-md);
  padding: var(--space-md) 0 var(--space-md) 14px;
  border-left: 2px solid var(--primary);
}
.impact-note-lead {
  font-size: 0.9rem; color: var(--text); line-height: 1.55; margin: 0 0 var(--space-md);
  max-width: 58ch;
}
.impact-note-pair {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg);
  margin: 0 0 var(--space-sm);
}
.impact-note-pair div { margin: 0; }
.impact-note-pair dt {
  font-size: 1.5rem; font-weight: 600; color: var(--primary);
  letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 4px;
}
.impact-note-pair dd {
  font-size: 0.82rem; color: var(--text-muted); line-height: 1.45; margin: 0;
}
.impact-note-source {
  font-size: 0.75rem; color: var(--text-muted); margin: 0;
}

.stats-layout {
  display: grid; grid-template-columns: minmax(200px, 0.9fr) 1.1fr;
  gap: var(--space-lg); align-items: start;
}
.stats-index {
  display: flex; flex-direction: column; gap: 2px;
  border: 1px solid var(--border); border-radius: var(--radius-md);
  overflow: hidden; background: white;
}
.stat-row {
  display: flex; align-items: center; gap: var(--space-md);
  width: 100%; padding: 12px 14px; border: none; border-bottom: 1px solid var(--border);
  background: white; cursor: pointer; text-align: left;
  transition: background var(--transition-fast);
}
.stat-row:last-child { border-bottom: none; }
.stat-row:hover { background: #F8FAFC; }
.stat-row.active { background: #F1F5F9; }
.stat-row-index {
  font-size: 0.72rem; font-family: var(--font-mono); color: var(--text-muted);
  min-width: 1.5rem;
}
.stat-row-body { flex: 1; min-width: 0; }
.stat-row-value {
  display: block; font-size: 1.1rem; font-weight: 600; color: var(--primary);
  letter-spacing: -0.02em; line-height: 1.2;
}
.stat-row-label {
  display: block; font-size: 0.78rem; color: var(--text-muted); line-height: 1.4; margin-top: 2px;
}
.stat-row-check {
  font-size: 0.65rem; color: var(--text-muted); flex-shrink: 0;
}
.stat-row-check.hidden { visibility: hidden; }

.stat-detail-panel { min-height: 280px; }
.stat-briefing { max-width: 42ch; }
.stat-briefing-value {
  font-size: 2rem; font-weight: 600; color: var(--primary);
  letter-spacing: -0.03em; line-height: 1; margin-bottom: 8px;
}
.stat-briefing h3 {
  font-size: 0.95rem; font-weight: 600; color: var(--text);
  line-height: 1.35; margin-bottom: var(--space-md);
}
.stat-briefing p {
  font-size: 0.88rem; color: var(--text); line-height: 1.6; margin-bottom: 0.85rem;
}
.stat-briefing-source {
  font-size: 0.75rem; color: var(--text-muted); margin-top: var(--space-md);
  padding-top: var(--space-md); border-top: 1px solid var(--border);
}

/* Anatomy */
.anatomy-layout { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: var(--space-lg); align-items: start; }
.email-mockup {
  border: 1px solid var(--border); border-radius: var(--radius-md);
  overflow: hidden; background: white;
}
.email-chrome {
  background: #F1F5F9; padding: 8px 12px; border-bottom: 1px solid var(--border);
  display: flex; gap: 6px;
}
.email-chrome span { width: 8px; height: 8px; border-radius: 50%; }
.email-chrome span:nth-child(1) { background: #EF4444; }
.email-chrome span:nth-child(2) { background: #F59E0B; }
.email-chrome span:nth-child(3) { background: #22C55E; }
.email-header-area { padding: var(--space-md); border-bottom: 1px solid var(--border); }
.email-field { font-size: 0.8rem; margin-bottom: 6px; display: flex; gap: 8px; }
.email-field-label { color: var(--text-muted); min-width: 52px; font-weight: 500; }
.email-body-area { padding: var(--space-md); font-size: 0.85rem; line-height: 1.65; }
.hotspot {
  background: rgba(239,68,68,0.1); border-bottom: 2px dotted var(--danger);
  cursor: pointer; padding: 0 2px; border-radius: 2px;
  transition: background var(--transition-fast);
}
a.hotspot {
  color: #2563EB;
  text-decoration: underline;
  border-bottom: none;
}
a.hotspot:hover { color: #1d4ed8; }
.hotspot:hover { background: rgba(239,68,68,0.2); }
.hotspot.found { background: rgba(34,197,94,0.15); border-bottom-color: var(--accent); border-bottom-style: solid; }
.hotspot-panel { position: sticky; top: 0; }
.hotspot-panel h3 { font-size: 0.85rem; font-weight: 700; color: var(--primary); margin-bottom: var(--space-sm); }
.hotspot-progress { margin-top: var(--space-md); font-size: 0.75rem; color: var(--text-muted); }
.hotspot-progress-bar { height: 4px; background: var(--border); border-radius: 2px; margin-top: 4px; overflow: hidden; }
.hotspot-progress-fill { height: 100%; background: var(--accent); transition: width 0.3s ease; }

/* Concept slides — phishing types */
.concept-layout, .stop-layout {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); align-items: start;
}
.concept-layout-types { align-items: stretch; }

.type-card-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px;
  border: 1px solid var(--border); border-radius: var(--radius-md);
  overflow: hidden; background: var(--border);
}
.stop-card-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-sm);
}
.type-card {
  position: relative;
  display: flex; flex-direction: column; align-items: flex-start;
  width: 100%; padding: 14px 14px 14px 16px;
  background: white; border: none; cursor: pointer;
  text-align: left; transition: background var(--transition-fast);
  min-height: 0;
}
.type-card:hover { background: #F8FAFC; }
.type-card.active { background: #F1F5F9; }
.type-card-channel {
  font-size: 0.72rem; color: var(--text-muted); margin-bottom: 4px;
}
.type-card-title { font-size: 0.9rem; font-weight: 600; color: var(--primary); margin-bottom: 4px; line-height: 1.3; }
.type-card-summary { font-size: 0.78rem; color: var(--text-muted); line-height: 1.45; margin: 0; padding-right: 1.25rem; }
.type-explored-badge {
  position: absolute; top: 12px; right: 12px;
  font-size: 0.65rem; color: var(--text-muted);
}
.type-explored-badge.hidden { visibility: hidden; }

.type-detail-panel { min-height: 300px; }
.type-detail-channel {
  font-size: 0.75rem; color: var(--text-muted); margin-bottom: 4px;
}
.type-detail-header h3 {
  font-size: 1.05rem; font-weight: 600; color: var(--primary); margin: 0 0 6px; line-height: 1.25;
}
.type-detail-summary { font-size: 0.84rem; color: var(--text-muted); line-height: 1.45; margin: 0 0 var(--space-md); }
.type-detail-body {
  font-size: 0.88rem; color: var(--text); line-height: 1.6; margin-bottom: var(--space-md);
}
.type-mock {
  border-radius: var(--radius-sm); padding: 12px 14px; margin-bottom: var(--space-md);
  background: #F8FAFC; border: 1px solid var(--border);
}
.type-mock-label {
  display: block; font-size: 0.75rem; font-weight: 500; color: var(--text-muted); margin-bottom: 6px;
}
.type-mock p {
  font-size: 0.84rem; line-height: 1.5; margin: 0; color: var(--text);
}
.type-mock-email p { font-family: var(--font-mono); font-size: 0.8rem; }
.type-mock-sms { border-radius: var(--radius-sm); max-width: 95%; }
.type-mock-voice p { font-style: italic; }
.type-signs-block { margin-top: var(--space-sm); }
.type-signs-heading {
  display: block; font-size: 0.8rem; font-weight: 600; color: var(--text); margin-bottom: 6px;
}
.type-signs-list { list-style: disc; padding-left: 1.15rem; margin: 0; }
.type-signs-list li {
  font-size: 0.84rem; padding: 3px 0; color: var(--text); line-height: 1.45;
}

/* Legacy concept card styles (shared detail panels) */
.type-card-icon {
  width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: #EFF6FF; color: var(--secondary); font-size: 1rem;
}
.type-card-body h3 { font-size: 0.9rem; font-weight: 700; color: var(--primary); margin-bottom: 2px; }
.type-card-body p { font-size: 0.75rem; color: var(--text-muted); line-height: 1.4; }
.type-card-arrow { margin-left: auto; color: var(--text-muted); font-size: 0.75rem; }
.concept-detail-panel, .stop-detail-panel {
  background: #F8FAFC; border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: var(--space-lg); min-height: 280px;
}
.concept-detail-header, .stop-detail-header {
  display: flex; gap: var(--space-md); margin-bottom: var(--space-md);
}
.concept-detail-icon {
  width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: #EFF6FF; color: var(--secondary); font-size: 1.2rem;
}
.concept-detail-summary { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }
.concept-example, .concept-signs, .stop-checklist {
  margin-top: var(--space-md); padding-top: var(--space-md); border-top: 1px solid var(--border);
}
.concept-example-label {
  display: block; font-size: 0.8rem; font-weight: 600;
  color: var(--text); margin-bottom: 6px;
}
.concept-example p { font-size: 0.85rem; font-style: italic; color: var(--text); line-height: 1.5; }
.concept-signs ul, .stop-checklist ul { list-style: none; }
.concept-signs li, .stop-checklist li {
  font-size: 0.82rem; padding: 6px 0; color: var(--text);
  display: flex; gap: 8px; align-items: flex-start;
}
.stop-checklist li i { color: var(--accent); margin-top: 3px; font-size: 0.7rem; }

/* SLAM method — editorial index + briefing panel */
.slam-layout {
  display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: var(--space-lg); align-items: start;
}
.slam-sidebar { display: flex; flex-direction: column; gap: var(--space-md); }
.slam-index {
  border: 1px solid var(--border); border-radius: var(--radius-md);
  overflow: hidden; background: white;
}
.slam-row {
  display: flex; align-items: center; gap: var(--space-md);
  width: 100%; padding: 12px 14px; border: none; border-bottom: 1px solid var(--border);
  background: white; cursor: pointer; text-align: left;
  transition: background var(--transition-fast);
}
.slam-row:last-child { border-bottom: none; }
.slam-row:hover { background: #F8FAFC; }
.slam-row.active { background: #F1F5F9; }
.slam-row-letter {
  font-size: 0.85rem; font-weight: 600; color: var(--primary);
  min-width: 1.25rem; font-family: var(--font-mono);
}
.slam-row-body { flex: 1; min-width: 0; }
.slam-row-word {
  display: block; font-size: 0.9rem; font-weight: 600; color: var(--primary);
  line-height: 1.25;
}
.slam-row-hint {
  display: block; font-size: 0.78rem; color: var(--text-muted);
  line-height: 1.4; margin-top: 2px;
}
.slam-row-check { font-size: 0.65rem; color: var(--text-muted); flex-shrink: 0; }
.slam-row-check.hidden { visibility: hidden; }
.slam-report-note {
  font-size: 0.75rem; color: var(--text-muted); line-height: 1.55;
  padding: 12px 14px; border: 1px solid var(--border);
  border-radius: var(--radius-md); background: #FAFAFA; margin: 0;
}
.slam-detail-panel { min-height: 280px; }
.slam-briefing { max-width: 42ch; }
.slam-briefing-label {
  font-size: 0.72rem; font-family: var(--font-mono); color: var(--text-muted);
  margin-bottom: 8px;
}
.slam-briefing h3 {
  font-size: 0.95rem; font-weight: 600; color: var(--text);
  line-height: 1.35; margin-bottom: var(--space-md);
}
.slam-briefing p {
  font-size: 0.88rem; color: var(--text); line-height: 1.6; margin-bottom: 0.85rem;
}
.slam-signs-block {
  margin-top: var(--space-md); padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}
.slam-signs-heading {
  display: block; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 8px;
}
.slam-signs-list {
  list-style: none; margin: 0; padding: 0;
}
.slam-signs-list li {
  font-size: 0.82rem; color: var(--text); line-height: 1.5;
  padding: 5px 0 5px 0.85rem; position: relative;
}
.slam-signs-list li::before {
  content: '·'; position: absolute; left: 0; color: var(--text-muted);
}

.stop-banner {
  display: flex; gap: 8px; margin-bottom: var(--space-md);
}
.stop-banner span {
  flex: 1; text-align: center; padding: 14px 0;
  color: white; font-size: 1.4rem; font-weight: 800; border-radius: var(--radius-sm);
}
.slam-banner .slam-s { background: #EF4444; }
.slam-banner .slam-l { background: #2563EB; }
.slam-banner .slam-a { background: #22C55E; }
.slam-banner .slam-m { background: #F59E0B; }
.stop-source-note {
  font-size: 0.72rem; color: var(--text-muted); margin-top: var(--space-md);
  line-height: 1.45;
}
.stop-source-note a { color: var(--secondary); }
.report-hook-inline {
  margin-top: var(--space-md); padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}
.report-hook-header {
  display: flex; align-items: center; gap: 8px; margin-bottom: 6px; color: var(--primary);
}
.report-hook-header i { color: var(--accent); }
.report-hook-inline p { font-size: 0.8rem; color: var(--text-muted); margin: 0; line-height: 1.5; }
.stop-intro-text { font-size: 0.85rem; color: var(--text-muted); margin-bottom: var(--space-md); line-height: 1.5; }
.stop-card {
  display: flex; align-items: center; gap: var(--space-sm);
  width: 100%; padding: var(--space-md);
  background: white; border: 1px solid var(--border);
  border-radius: var(--radius-md); cursor: pointer;
  text-align: left; transition: background var(--transition-fast);
  flex-direction: column; align-items: flex-start; min-height: 110px;
  border-top: 4px solid var(--stop-color, var(--secondary));
}
.stop-card:hover { background: #F8FAFC; }
.stop-card.active { background: #F1F5F9; border-color: var(--border); }
.stop-card-letter { font-size: 1.5rem; font-weight: 800; color: var(--stop-color, var(--primary)); line-height: 1; }
.stop-card-word { font-size: 0.82rem; font-weight: 700; color: var(--primary); }
.stop-card-icon { font-size: 1rem; color: var(--stop-color, var(--secondary)); margin-top: auto; }
.stop-detail-header .stop-detail-letter {
  width: 52px; height: 52px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--stop-color) 15%, white);
  color: var(--stop-color); font-size: 1.6rem; font-weight: 800;
}

/* Practice scenarios */
.practice-scenario-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: var(--space-lg); max-width: 720px; margin: 0 auto;
}
.practice-progress { font-size: 0.75rem; color: var(--text-muted); margin-bottom: var(--space-sm); }
.practice-email-preview {
  background: #F8FAFC; border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: var(--space-md); margin: var(--space-md) 0;
}
.practice-email-row { font-size: 0.8rem; margin-bottom: 6px; display: flex; gap: 8px; }
.practice-email-row span { color: var(--text-muted); min-width: 52px; }
.practice-email-row code { font-family: var(--font-mono); font-size: 0.75rem; word-break: break-all; }
.practice-email-body { font-size: 0.85rem; line-height: 1.6; margin-top: var(--space-sm); color: var(--text); }
.practice-question { font-size: 0.95rem; font-weight: 600; color: var(--primary); margin-bottom: var(--space-sm); }
.practice-options { display: flex; flex-direction: column; gap: 8px; }
.practice-option {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px; background: white; border: 1px solid var(--border);
  border-radius: var(--radius-sm); cursor: pointer; font-size: 0.85rem;
  text-align: left; width: 100%; transition: all var(--transition-fast);
}
.practice-option:hover:not(:disabled) { border-color: var(--secondary); background: #F8FAFC; }
.practice-option.correct { border-color: #22C55E; background: #F0FDF4; }
.practice-option.incorrect { border-color: #EF4444; background: #FEF2F2; }
.practice-option:disabled { cursor: default; }
.practice-option-letter {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0;
  background: #EFF6FF; color: var(--secondary);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700;
}
.practice-result {
  flex: 1; min-width: 0; margin: 0;
  font-size: 0.8rem; line-height: 1.45;
  text-align: left;
}
.practice-result:empty { display: none; }
.practice-result.correct { color: #166534; }
.practice-result.incorrect { color: #991B1B; }
.practice-waiting { text-align: center; padding: var(--space-xl) var(--space-md); }
.practice-wait { font-size: 0.9rem; color: var(--text-muted); font-style: italic; }

.practice-actions {
  position: sticky; bottom: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-md);
  margin: var(--space-md) calc(-1 * var(--space-lg)) calc(-1 * var(--space-lg));
  padding: var(--space-md) var(--space-lg) var(--space-sm);
  border-top: 1px solid var(--border);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.96), white 45%);
}
.practice-actions.hidden { display: none; }
.practice-actions .btn-primary { min-width: 140px; flex-shrink: 0; }

@media (max-width: 768px) {
  .practice-actions {
    flex-direction: column; align-items: stretch; gap: var(--space-sm);
  }
  .practice-result {
    max-width: none; text-align: left; font-size: 0.78rem;
  }
  .practice-actions .btn-primary { width: 100%; min-width: 0; }
}

@media (max-width: 900px) {
  .concept-layout, .stop-layout, .slam-layout { grid-template-columns: 1fr; }
  .stats-layout { grid-template-columns: 1fr; }
  .impact-note-pair { grid-template-columns: 1fr; }
  .type-card-grid { grid-template-columns: 1fr; }
  .stop-card-grid { grid-template-columns: 1fr; }
}

/* Quiz / assessment */
.activity-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: var(--space-lg);
}
.quiz-step-label { font-size: 0.8rem; font-weight: 600; color: var(--text); margin-bottom: var(--space-sm); }
.quiz-options { display: flex; flex-direction: column; gap: 8px; margin-top: var(--space-md); }
.quiz-option {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px; background: white; border: 1px solid var(--border);
  border-radius: var(--radius-sm); cursor: pointer; font-size: 0.85rem;
  text-align: left; width: 100%; transition: all var(--transition-fast);
}
.quiz-option:hover { border-color: var(--secondary); background: #F8FAFC; }
.quiz-option.selected { border-color: var(--secondary); background: #EFF6FF; }
.quiz-option.correct { border-color: var(--accent); background: #F0FDF4; }
.quiz-option.incorrect { border-color: var(--danger); background: #FEF2F2; }
.quiz-option input { margin-top: 3px; accent-color: var(--secondary); flex-shrink: 0; }

.assessment-progress {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  margin: 0;
}
.assessment-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.assessment-dot.current { background: var(--secondary); transform: scale(1.15); }
.assessment-dot.correct { background: var(--accent); }
.assessment-dot.incorrect { background: var(--danger); }

.feedback-box {
  padding: 12px 14px; border-radius: var(--radius-sm);
  font-size: 0.85rem; line-height: 1.5; margin-top: var(--space-md);
}
.feedback-box.success { background: #F0FDF4; border: 1px solid #BBF7D0; color: #166534; }
.feedback-box.error { background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; }
.feedback-box.info { background: #EFF6FF; border: 1px solid #BFDBFE; color: #1E40AF; }

/* Results dashboard — enterprise training report */
.results-dashboard { max-width: 900px; margin: 0 auto; }
.dash-summary {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.dash-metric {
  background: #F8FAFC; border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: var(--space-md); text-align: center;
}
.dash-metric-label { display: block; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-muted); margin-bottom: 4px; }
.dash-metric-label-with-info {
  display: inline-flex; align-items: center; justify-content: center; gap: 5px;
}
.dash-rating-info {
  position: relative; display: inline-flex; align-items: center;
  font-size: 0.8rem; color: var(--text-muted); cursor: help; line-height: 1;
  text-transform: none; letter-spacing: normal;
}
.dash-rating-info:hover,
.dash-rating-info:focus-visible { color: var(--secondary); outline: none; }
.dash-rating-tooltip {
  position: absolute; bottom: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(4px);
  min-width: 240px; padding: 10px 12px;
  background: #0F172A; color: #F8FAFC; border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.25);
  font-size: 0.75rem; font-weight: 500; text-transform: none; letter-spacing: normal;
  text-align: left; white-space: nowrap; z-index: 20;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}
.dash-rating-tooltip::after {
  content: ''; position: absolute; top: 100%; left: 50%;
  transform: translateX(-50%); border: 6px solid transparent; border-top-color: #0F172A;
}
.dash-rating-info:hover .dash-rating-tooltip,
.dash-rating-info:focus-visible .dash-rating-tooltip,
.dash-rating-info:focus-within .dash-rating-tooltip {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.dash-rating-tooltip-title {
  display: block; font-size: 0.65rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: #94A3B8; margin-bottom: 8px;
}
.dash-rating-scale {
  list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px;
}
.dash-rating-tier {
  display: grid; grid-template-columns: 1.1rem 1rem 1fr auto; align-items: center; gap: 6px;
}
.dash-rating-tier-rank { color: #94A3B8; font-size: 0.7rem; font-weight: 600; }
.dash-rating-tier-label { font-weight: 600; }
.dash-rating-tier-range { color: #94A3B8; font-size: 0.68rem; }
.dash-rating-tier-current .dash-rating-tier-label { color: #93C5FD; }
.dash-metric-value { display: block; font-size: 1.35rem; font-weight: 700; color: var(--primary); }
.dash-metric-value.dash-rating { font-size: 0.95rem; font-weight: 600; color: var(--secondary); }
.dash-pass { color: #15803D; }
.dash-fail { color: #B91C1C; }
.dash-breakdown { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); margin-bottom: var(--space-md); }
.dash-panel {
  background: white; border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: var(--space-md);
}
.dash-panel h3 { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-muted); margin-bottom: var(--space-sm); border-bottom: 1px solid var(--border); padding-bottom: 8px; }
.dash-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.dash-table td { padding: 8px 4px; border-bottom: 1px solid #F1F5F9; }
.dash-table tr:last-child td { border-bottom: none; }
.dash-table td:last-child { text-align: right; font-weight: 600; color: var(--primary); }
.dash-status { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; }
.dash-status.pass { color: #15803D; }
.dash-status.develop { color: var(--warning); }
.dash-note { font-size: 0.85rem; color: var(--text-muted); text-align: center; margin-top: var(--space-md); padding: var(--space-md); background: #F0FDF4; border: 1px solid #BBF7D0; border-radius: var(--radius-sm); }
.chart-container { max-width: 280px; margin: 0 auto; }

/* Assessment email frame */
.assessment-email-frame {
  border: 1px solid #C8C6C4; border-radius: var(--radius-sm); overflow: hidden; margin: var(--space-md) 0;
}
.assessment-email-chrome {
  background: #0078D4; color: white; font-size: 0.72rem; font-weight: 600; padding: 6px 12px;
}
.assessment-email-inner { padding: var(--space-md); background: white; }

@media (max-width: 768px) {
  .dash-summary, .dash-breakdown { grid-template-columns: 1fr; }
}

/* Certificate */
.certificate-container { max-width: 720px; margin: 0 auto; }
.certificate-frame { padding: var(--space-md) 0; }
.certificate-card {
  position: relative;
  background: linear-gradient(165deg, #FFFBEB 0%, #FEF3C7 45%, #FFFBEB 100%);
  border: 3px solid #CA8A04;
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  max-width: 620px;
  margin: 0 auto;
  box-shadow: 0 4px 24px rgba(146, 64, 14, 0.12), inset 0 0 0 1px rgba(202, 138, 4, 0.3);
}
.certificate-inner { text-align: center; position: relative; z-index: 1; }
.certificate-corner {
  position: absolute; width: 28px; height: 28px;
  border: 2px solid #CA8A04; z-index: 0;
}
.certificate-corner-tl { top: 12px; left: 12px; border-right: none; border-bottom: none; }
.certificate-corner-tr { top: 12px; right: 12px; border-left: none; border-bottom: none; }
.certificate-corner-bl { bottom: 12px; left: 12px; border-right: none; border-top: none; }
.certificate-corner-br { bottom: 12px; right: 12px; border-left: none; border-top: none; }
.certificate-seal {
  width: 56px; height: 56px; margin: 0 auto var(--space-md);
  background: linear-gradient(135deg, #CA8A04, #D97706);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: white; font-size: 1.5rem;
  box-shadow: 0 2px 8px rgba(146, 64, 14, 0.3);
}
.certificate-eyebrow { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: #92400E; margin-bottom: var(--space-sm); }
.certificate-subtitle { font-size: 0.9rem; color: var(--text-muted); margin-bottom: var(--space-xs); }
.certificate-name {
  font-size: 2rem; font-weight: 700; font-family: Georgia, 'Times New Roman', serif;
  color: var(--primary); margin: var(--space-sm) 0; line-height: 1.2;
}
.certificate-course { font-size: 0.85rem; color: var(--text-muted); }
.certificate-course-title { font-size: 1.1rem; font-weight: 700; color: var(--secondary); margin: var(--space-xs) 0 var(--space-lg); }
.certificate-grades {
  display: flex; align-items: center; justify-content: center; gap: var(--space-md);
  background: rgba(255, 255, 255, 0.6); border: 1px solid #FDE68A;
  border-radius: var(--radius-sm); padding: var(--space-md) var(--space-lg);
  margin: 0 auto var(--space-md); max-width: 420px;
}
.certificate-grade-item { display: flex; flex-direction: column; align-items: center; gap: 2px; flex: 1; }
.certificate-grade-label { font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); }
.certificate-grade-value { font-size: 1.1rem; font-weight: 700; color: var(--primary); }
.certificate-grade-letter { font-size: 1.75rem; color: #92400E; font-family: Georgia, serif; }
.certificate-grade-rating { font-size: 0.8rem; font-weight: 600; color: var(--secondary); }
.certificate-grade-divider { width: 1px; height: 36px; background: #FDE68A; flex-shrink: 0; }
.certificate-date { font-size: 0.8rem; color: var(--text-muted); margin-bottom: var(--space-md); }
.certificate-signature-line {
  border-top: 1px solid #D97706; padding-top: var(--space-sm);
  max-width: 280px; margin: 0 auto;
  font-size: 0.75rem; font-weight: 600; color: #92400E; letter-spacing: 0.02em;
}
.certificate-actions {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
  margin-top: var(--space-lg);
}

/* Assessment side-by-side layout */
.assessment-slide-header {
  margin-bottom: var(--space-sm);
}
.assessment-slide-header .slide-title {
  font-size: 1.25rem;
  margin-bottom: 4px;
}
.assessment-slide-subtitle {
  font-size: 0.78rem;
  line-height: 1.35;
  max-width: none;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.assessment-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}
.assessment-email-col {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.assessment-email-footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-top: var(--space-xs);
}
.assessment-question-label {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}
.assessment-options-col {
  min-width: 0;
  padding-top: 2px;
}
.assessment-reason-label { margin-top: var(--space-md); }
.assessment-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin: 0 0 var(--space-sm);
  font-style: italic;
}
.assessment-highlight {
  border-radius: 3px;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}
.assessment-highlight.hover-highlight {
  background: rgba(37, 99, 235, 0.14);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.4);
}
.assessment-highlight.selected-highlight {
  background: rgba(37, 99, 235, 0.2);
  box-shadow: 0 0 0 2px var(--secondary);
}
.assessment-link-wrap { margin-top: 8px; }
a.sim-link.assessment-highlight {
  display: inline-block;
  padding: 2px 4px;
  border-radius: 3px;
}
.assessment-actions {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-md);
}
.assessment-feedback {
  flex: 1;
  min-width: 0;
  font-size: 0.8rem;
  line-height: 1.45;
  text-align: left;
  padding-top: 0.45rem;
}
.assessment-feedback:empty { display: none; }
.assessment-feedback.correct { color: #166534; }
.assessment-feedback.incorrect { color: #991B1B; }
.btn-assessment-submit,
.btn-assessment-next {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
}
.btn-assessment-submit {
  min-width: 120px;
  background: var(--secondary);
  color: white;
  border: none;
}
.btn-assessment-submit:hover:not(:disabled) { background: #1D4ED8; }
.btn-assessment-submit:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-assessment-next {
  min-width: 148px;
  background: white;
  color: #15803D;
  border: 2px solid #22C55E;
}
.btn-assessment-next:hover:not(:disabled) { background: #F0FDF4; border-color: #16A34A; }
.btn-assessment-next:disabled { opacity: 0.5; cursor: not-allowed; }

@media (max-width: 900px) {
  .assessment-slide-subtitle { white-space: normal; }
  .assessment-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .assessment-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .assessment-feedback { padding-top: 0; }
  .btn-assessment-submit,
  .btn-assessment-next { width: 100%; min-width: 0; }
}

.challenge-timer { text-align: center; font-size: 1.25rem; font-weight: 700; color: var(--danger); margin-bottom: var(--space-md); }
.leaderboard { border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; max-width: 400px; margin: var(--space-md) auto; }
.leaderboard-header { background: var(--primary); color: white; padding: 10px; font-size: 0.85rem; font-weight: 600; text-align: center; }
.leaderboard-row { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 0.85rem; }
.leaderboard-row.you { background: #EFF6FF; font-weight: 600; }
.leaderboard-row:last-child { border-bottom: none; }

@media (max-width: 768px) {
  .stats-layout, .anatomy-layout { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: 1fr; }
  .tab-bar { gap: 4px; }
  .tab-btn { padding: 6px 10px; font-size: 0.75rem; }
}

@media (max-width: 400px) {
  .stats-grid { grid-template-columns: 1fr; }
}