/*=====================================
  EDUCATIONAL COMPONENTS v1.0
  Kids content, executive summaries, research papers, labs
  IEEE Color Palette: #2C3E50, #16A085, #E67E22, #7F8C8D
=====================================*/

/* ===== KIDS CONTENT - COMICS & ELI5 ===== */

/* Kids panel container - collapsible section for children's content */
.kids-panel {
  border: 3px solid #FFB347;
  border-radius: 16px;
  background: linear-gradient(135deg, #FFF8E7 0%, #FFFDF5 100%);
  margin: 2rem 0;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(255, 179, 71, 0.2);
  transition: all 0.3s ease;
}

.kids-panel:hover {
  box-shadow: 0 6px 20px rgba(255, 179, 71, 0.3);
  transform: translateY(-2px);
}

.kids-panel-header {
  background: linear-gradient(135deg, #FFB347 0%, #FFCC80 100%);
  padding: 1rem 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  user-select: none;
  transition: background 0.2s ease;
}

.kids-panel-header:hover {
  background: linear-gradient(135deg, #FFA726 0%, #FFB74D 100%);
}

.kids-panel-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.kids-panel-title {
  font-weight: 700;
  font-size: 1.1rem;
  color: #5D4037;
  flex: 1;
}

.kids-panel-toggle {
  font-size: 0.875rem;
  color: #795548;
  transition: transform 0.3s ease;
}

.kids-panel.collapsed .kids-panel-toggle {
  transform: rotate(-90deg);
}

.kids-panel-body {
  padding: 1.5rem;
  animation: slideDown 0.3s ease;
}

.kids-panel.collapsed .kids-panel-body {
  display: none;
}

/* ELI5 (Explain Like I'm 5) styling */
.eli5-section {
  background: linear-gradient(135deg, #E8F5E9 0%, #F1F8E9 100%);
  border-left: 4px solid #4CAF50;
  border-radius: 0 12px 12px 0;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  position: relative;
}

.eli5-section::before {
  content: "Simple Explanation";
  position: absolute;
  top: -10px;
  left: 12px;
  background: #4CAF50;
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.eli5-section h4 {
  color: #2E7D32;
  font-size: 1rem;
  margin: 0.5rem 0 0.75rem;
  font-weight: 600;
}

.eli5-section p {
  color: #33691E;
  line-height: 1.8;
  font-size: 1rem;
}

.eli5-section .analogy {
  background: rgba(76, 175, 80, 0.1);
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
  font-style: italic;
}

.eli5-section .analogy::before {
  content: "Think of it like this:";
  display: block;
  font-weight: 600;
  font-style: normal;
  color: #388E3C;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

/* Comic Panel Layout */
.comic-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.comic-panel {
  background: white;
  border: 3px solid #2C3E50;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 4px 4px 0 #2C3E50;
  transition: transform 0.2s ease;
}

.comic-panel:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 #2C3E50;
}

.comic-panel-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 3px solid #2C3E50;
}

.comic-panel-content {
  padding: 1rem;
}

.comic-speech-bubble {
  background: #F5F5F5;
  border: 2px solid #333;
  border-radius: 20px;
  padding: 0.75rem 1rem;
  position: relative;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  line-height: 1.5;
}

.comic-speech-bubble::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 20px;
  width: 0;
  height: 0;
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-top: 12px solid #333;
}

.comic-speech-bubble::before {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 22px;
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 10px solid #F5F5F5;
  z-index: 1;
}

.comic-character-name {
  font-weight: 700;
  color: #E67E22;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.5rem;
}

.comic-narrator {
  background: #FFF9C4;
  border: 2px dashed #FBC02D;
  padding: 0.75rem;
  border-radius: 8px;
  font-style: italic;
  text-align: center;
  color: #F57F17;
  font-size: 0.9rem;
}

/* Character badges for comic characters */
.character-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.character-badge.temperature-terry {
  background: linear-gradient(135deg, #FF5722 0%, #FF7043 100%);
  color: white;
}

.character-badge.motion-marley {
  background: linear-gradient(135deg, #2196F3 0%, #42A5F5 100%);
  color: white;
}

.character-badge.light-lucy {
  background: linear-gradient(135deg, #FFEB3B 0%, #FFF176 100%);
  color: #333;
}

.character-badge.pressure-pete {
  background: linear-gradient(135deg, #9C27B0 0%, #AB47BC 100%);
  color: white;
}

.character-badge.signal-sam {
  background: linear-gradient(135deg, #4CAF50 0%, #66BB6A 100%);
  color: white;
}

/* Age indicator */
.age-indicator {
  display: inline-block;
  background: #E3F2FD;
  color: #1565C0;
  padding: 0.25rem 0.5rem;
  border-radius: 8px;
  font-size: 0.7rem;
  font-weight: 600;
  margin-left: 0.5rem;
}

/* ===== EXECUTIVE SUMMARY CARDS ===== */

.executive-summary {
  background: linear-gradient(135deg, #FAFAFA 0%, #FFFFFF 100%);
  border: 1px solid #E0E0E0;
  border-left: 5px solid #2C3E50;
  border-radius: 0 12px 12px 0;
  padding: 1.5rem;
  margin: 2rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.executive-summary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #E0E0E0;
}

.executive-summary-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #2C3E50;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.executive-summary-title::before {
  content: "📊";
  font-size: 1.25rem;
}

.executive-badge {
  background: #2C3E50;
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.executive-summary h3 {
  color: #2C3E50;
  font-size: 1rem;
  margin: 1.25rem 0 0.5rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.executive-summary h3::before {
  content: "▸";
  color: #16A085;
}

.executive-summary p {
  color: #555;
  line-height: 1.7;
  font-size: 0.95rem;
}

/* Key metrics table in executive summary */
.executive-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.metric-card {
  background: white;
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
  transition: all 0.2s ease;
}

.metric-card:hover {
  border-color: #16A085;
  box-shadow: 0 2px 8px rgba(22, 160, 133, 0.15);
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: #16A085;
  display: block;
}

.metric-label {
  font-size: 0.8rem;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

/* Decision criteria in executive summary */
.decision-criteria {
  background: #F8F9FA;
  border-radius: 8px;
  padding: 1rem;
  margin: 1rem 0;
}

.decision-criteria h4 {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  color: #2C3E50;
}

.criteria-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.criteria-list li {
  padding: 0.4rem 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.9rem;
  color: #555;
}

.criteria-list li.positive::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #27AE60;
  font-weight: bold;
}

.criteria-list li.negative::before {
  content: "✗";
  position: absolute;
  left: 0;
  color: #E74C3C;
  font-weight: bold;
}

.criteria-list li.neutral::before {
  content: "○";
  position: absolute;
  left: 0;
  color: #95A5A6;
}

/* Case study snapshot */
.case-study-snapshot {
  background: linear-gradient(135deg, #E8F6F3 0%, #F0FAF8 100%);
  border: 1px solid #A3D9CC;
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
}

.case-study-snapshot h4 {
  color: #16A085;
  font-size: 0.9rem;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.case-study-snapshot h4::before {
  content: "📋";
}

.case-study-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.case-stat {
  flex: 1;
  min-width: 100px;
}

.case-stat-label {
  font-size: 0.75rem;
  color: #666;
  text-transform: uppercase;
}

.case-stat-value {
  font-weight: 600;
  color: #2C3E50;
}

/* ===== RESEARCH PAPER REFERENCES ===== */

.scholarly-references {
  background: linear-gradient(135deg, #FFF3E0 0%, #FFFAF0 100%);
  border: 1px solid #FFE0B2;
  border-radius: 12px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.scholarly-references-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid #FFE0B2;
}

.scholarly-references-header h3 {
  margin: 0;
  color: #E65100;
  font-size: 1.1rem;
  font-weight: 700;
}

.scholarly-references-header::before {
  content: "📚";
  font-size: 1.5rem;
}

.paper-category {
  margin: 1.25rem 0;
}

.paper-category h4 {
  color: #BF360C;
  font-size: 0.95rem;
  margin: 0 0 0.75rem;
  padding-left: 0.5rem;
  border-left: 3px solid #FF5722;
}

.paper-card {
  background: white;
  border: 1px solid #FFCCBC;
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 0.75rem;
  transition: all 0.2s ease;
}

.paper-card:hover {
  border-color: #FF5722;
  box-shadow: 0 2px 8px rgba(255, 87, 34, 0.15);
}

.paper-card:last-child {
  margin-bottom: 0;
}

.paper-title {
  font-weight: 600;
  color: #2C3E50;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.paper-venue {
  display: inline-block;
  background: #FFF3E0;
  color: #E65100;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.paper-authors {
  color: #666;
  font-size: 0.85rem;
  font-style: italic;
  margin-bottom: 0.5rem;
}

.paper-contribution {
  color: #555;
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.paper-relevance {
  background: #F5F5F5;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  color: #666;
}

.paper-relevance strong {
  color: #E65100;
}

.paper-links {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

.paper-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
}

.paper-link.ieee {
  background: #E3F2FD;
  color: #1565C0;
  border: 1px solid #90CAF9;
}

.paper-link.ieee:hover {
  background: #1565C0;
  color: white;
}

.paper-link.acm {
  background: #E8F5E9;
  color: #2E7D32;
  border: 1px solid #A5D6A7;
}

.paper-link.acm:hover {
  background: #2E7D32;
  color: white;
}

.paper-link.arxiv {
  background: #F3E5F5;
  color: #7B1FA2;
  border: 1px solid #CE93D8;
}

.paper-link.arxiv:hover {
  background: #7B1FA2;
  color: white;
}

.paper-link.bibtex {
  background: #ECEFF1;
  color: #546E7A;
  border: 1px solid #B0BEC5;
}

.paper-link.bibtex:hover {
  background: #546E7A;
  color: white;
}

/* Paper difficulty indicator */
.paper-difficulty {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.7rem;
  color: #666;
  margin-left: 0.5rem;
}

.paper-difficulty .star {
  color: #FFC107;
}

.paper-difficulty .star.empty {
  color: #E0E0E0;
}

/* Paper reading guide */
.paper-reading-guide {
  background: #FFFDE7;
  border: 1px solid #FFF59D;
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
}

.paper-reading-guide h5 {
  color: #F57F17;
  font-size: 0.9rem;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.paper-reading-guide h5::before {
  content: "📖";
}

.reading-time {
  display: inline-block;
  background: #FFF9C4;
  color: #F57F17;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

/* ===== PRACTICAL LAB EXERCISES ===== */

.practical-lab {
  background: linear-gradient(135deg, #E3F2FD 0%, #F5F9FF 100%);
  border: 2px solid #90CAF9;
  border-radius: 12px;
  padding: 1.5rem;
  margin: 2rem 0;
  position: relative;
}

.practical-lab::before {
  content: "Hands-On Lab";
  position: absolute;
  top: -12px;
  left: 20px;
  background: linear-gradient(135deg, #1976D2 0%, #2196F3 100%);
  color: white;
  padding: 0.35rem 1rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 8px rgba(25, 118, 210, 0.3);
}

.practical-lab-header {
  margin-top: 0.5rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #BBDEFB;
}

.practical-lab h3 {
  color: #1565C0;
  font-size: 1.25rem;
  margin: 0 0 0.75rem;
}

.lab-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.lab-meta-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: #1976D2;
}

.lab-meta-item .icon {
  font-size: 1rem;
}

/* Lab difficulty stars */
.lab-difficulty {
  display: inline-flex;
  gap: 0.15rem;
}

.lab-difficulty .star {
  color: #FFC107;
  font-size: 0.9rem;
}

.lab-difficulty .star.empty {
  color: #E0E0E0;
}

/* Learning objectives */
.lab-objectives {
  background: white;
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.lab-objectives h4 {
  color: #1565C0;
  font-size: 0.95rem;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lab-objectives h4::before {
  content: "🎯";
}

.lab-objectives ul {
  margin: 0;
  padding-left: 1.5rem;
}

.lab-objectives li {
  color: #333;
  font-size: 0.9rem;
  margin: 0.4rem 0;
}

/* Lab steps */
.lab-step {
  background: white;
  border: 1px solid #BBDEFB;
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  position: relative;
  padding-left: 3.5rem;
}

.lab-step-number {
  position: absolute;
  left: 1rem;
  top: 1rem;
  width: 2rem;
  height: 2rem;
  background: linear-gradient(135deg, #1976D2 0%, #2196F3 100%);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.lab-step h5 {
  color: #1565C0;
  font-size: 1rem;
  margin: 0 0 0.5rem;
}

.lab-step p {
  color: #555;
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

.lab-step .expected-outcome {
  background: #E8F5E9;
  border-left: 3px solid #4CAF50;
  padding: 0.5rem 0.75rem;
  margin-top: 0.75rem;
  border-radius: 0 6px 6px 0;
  font-size: 0.85rem;
  color: #2E7D32;
}

.lab-step .expected-outcome::before {
  content: "Expected: ";
  font-weight: 600;
}

/* Lab checkpoints */
.lab-checkpoint {
  background: #E8F5E9;
  border: 1px solid #A5D6A7;
  border-radius: 8px;
  padding: 1rem;
  margin: 1rem 0;
}

.lab-checkpoint h4 {
  color: #2E7D32;
  font-size: 0.95rem;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lab-checkpoint h4::before {
  content: "✓";
  background: #4CAF50;
  color: white;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.lab-checkpoint ul {
  margin: 0;
  padding-left: 1.5rem;
}

.lab-checkpoint li {
  color: #33691E;
  font-size: 0.9rem;
  margin: 0.3rem 0;
}

/* Lab extensions/challenges */
.lab-extensions {
  background: #FFF3E0;
  border: 1px solid #FFCC80;
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
}

.lab-extensions h4 {
  color: #E65100;
  font-size: 0.95rem;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lab-extensions h4::before {
  content: "🚀";
}

.lab-extensions ul {
  margin: 0;
  padding-left: 1.5rem;
}

.lab-extensions li {
  color: #BF360C;
  font-size: 0.9rem;
  margin: 0.4rem 0;
}

/* Lab troubleshooting */
.lab-troubleshooting {
  background: #FFEBEE;
  border: 1px solid #FFCDD2;
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
}

.lab-troubleshooting h4 {
  color: #C62828;
  font-size: 0.95rem;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lab-troubleshooting h4::before {
  content: "🔧";
}

.troubleshoot-item {
  margin-bottom: 0.75rem;
}

.troubleshoot-item:last-child {
  margin-bottom: 0;
}

.troubleshoot-problem {
  font-weight: 600;
  color: #B71C1C;
  font-size: 0.9rem;
}

.troubleshoot-solution {
  color: #555;
  font-size: 0.85rem;
  margin-top: 0.25rem;
  padding-left: 1rem;
}

/* Lab equipment list */
.lab-equipment {
  background: #F5F5F5;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.lab-equipment::before {
  content: "Equipment:";
  font-weight: 600;
  color: #666;
  font-size: 0.85rem;
  margin-right: 0.5rem;
}

.equipment-tag {
  background: white;
  border: 1px solid #DDD;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  color: #555;
}

/* ===== CAPSTONE PROJECT CARDS ===== */

.capstone-project {
  background: linear-gradient(135deg, #F3E5F5 0%, #FCF5FF 100%);
  border: 2px solid #CE93D8;
  border-radius: 12px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.capstone-project-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.capstone-icon {
  font-size: 2.5rem;
  line-height: 1;
}

.capstone-project h3 {
  color: #7B1FA2;
  font-size: 1.25rem;
  margin: 0 0 0.5rem;
}

.capstone-subtitle {
  color: #9C27B0;
  font-size: 0.9rem;
}

.capstone-project-body {
  background: white;
  border-radius: 8px;
  padding: 1rem;
}

.capstone-chapters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.capstone-chapter-tag {
  background: #F3E5F5;
  color: #7B1FA2;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

.capstone-deliverable {
  background: #E8F5E9;
  border-left: 3px solid #4CAF50;
  padding: 0.75rem 1rem;
  border-radius: 0 8px 8px 0;
}

.capstone-deliverable h4 {
  color: #2E7D32;
  font-size: 0.9rem;
  margin: 0 0 0.5rem;
}

.capstone-deliverable p {
  color: #33691E;
  font-size: 0.9rem;
  margin: 0;
}

/* ===== COMPARISON TABLES (Enhanced) ===== */

.comparison-table-wrapper {
  margin: 1.5rem 0;
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.comparison-table thead {
  background: linear-gradient(135deg, #2C3E50 0%, #34495E 100%);
}

.comparison-table th {
  color: white;
  font-weight: 600;
  padding: 1rem;
  text-align: left;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}

.comparison-table th:first-child {
  border-top-left-radius: 12px;
}

.comparison-table th:last-child {
  border-top-right-radius: 12px;
}

.comparison-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid #E0E0E0;
  font-size: 0.9rem;
  vertical-align: top;
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody tr:last-child td:first-child {
  border-bottom-left-radius: 12px;
}

.comparison-table tbody tr:last-child td:last-child {
  border-bottom-right-radius: 12px;
}

.comparison-table tbody tr:nth-child(even) {
  background: #FAFAFA;
}

.comparison-table tbody tr:hover {
  background: #F0F7FF;
}

/* Comparison indicators */
.comparison-good {
  color: #27AE60;
  font-weight: 500;
}

.comparison-good::before {
  content: "✓ ";
}

.comparison-bad {
  color: #E74C3C;
  font-weight: 500;
}

.comparison-bad::before {
  content: "✗ ";
}

.comparison-neutral {
  color: #7F8C8D;
}

.comparison-neutral::before {
  content: "○ ";
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */

@media (max-width: 768px) {
  .comic-strip {
    grid-template-columns: 1fr;
  }

  .executive-metrics {
    grid-template-columns: repeat(2, 1fr);
  }

  .lab-step {
    padding-left: 1rem;
    padding-top: 3rem;
  }

  .lab-step-number {
    left: 1rem;
    top: 0.75rem;
  }

  .paper-links {
    flex-direction: column;
  }

  .paper-link {
    justify-content: center;
  }

  .capstone-project-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .case-study-stats {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .kids-panel-header {
    padding: 0.875rem 1rem;
  }

  .kids-panel-body {
    padding: 1rem;
  }

  .executive-summary {
    padding: 1rem;
  }

  .practical-lab {
    padding: 1rem;
  }

  .scholarly-references {
    padding: 1rem;
  }

  .executive-metrics {
    grid-template-columns: 1fr;
  }

  .lab-meta {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/* ===== PRINT STYLES ===== */

@media print {
  .kids-panel,
  .executive-summary,
  .practical-lab,
  .scholarly-references,
  .capstone-project {
    break-inside: avoid;
    box-shadow: none;
    border-width: 1px;
  }

  .kids-panel.collapsed .kids-panel-body {
    display: block;
  }

  .paper-links {
    display: none;
  }
}