/**
 * Patient Analog - Content Components Library
 * Reusable components for deep educational content
 * Safe to use on any page without breaking existing layouts
 * Version: 1.0.0
 */

/* ============================================
   WHY THIS MATTERS BOX
   ============================================ */
.why-matters-box {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  border: 2px solid rgba(6, 182, 212, 0.4);
  border-radius: 16px;
  padding: 24px 28px;
  margin: 32px 0;
  position: relative;
  overflow: hidden;
}

.why-matters-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #06b6d4, #8b5cf6);
}

.why-matters-box h3 {
  color: #06b6d4;
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 16px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.why-matters-box ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.why-matters-box li {
  color: #e2e8f0;
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  font-size: 1rem;
  line-height: 1.6;
}

.why-matters-box li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: #06b6d4;
  font-weight: bold;
}

.why-matters-box .stat-highlight {
  color: #22d3ee;
  font-weight: 700;
}

/* ============================================
   COMPARISON TABLE
   ============================================ */
.comparison-table-wrapper {
  overflow-x: auto;
  margin: 32px 0;
  border-radius: 12px;
  border: 1px solid rgba(100, 116, 139, 0.3);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(15, 23, 42, 0.6);
  font-size: 0.95rem;
}

.comparison-table thead {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(139, 92, 246, 0.2));
}

.comparison-table th {
  padding: 16px 20px;
  text-align: left;
  color: #06b6d4;
  font-weight: 600;
  border-bottom: 2px solid rgba(6, 182, 212, 0.3);
  white-space: nowrap;
}

.comparison-table td {
  padding: 14px 20px;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
  color: #cbd5e1;
  vertical-align: top;
}

.comparison-table tbody tr:hover {
  background: rgba(6, 182, 212, 0.05);
}

.comparison-table .check {
  color: #10b981;
  font-weight: bold;
}

.comparison-table .cross {
  color: #ef4444;
}

.comparison-table .partial {
  color: #f59e0b;
}

.comparison-table .highlight-cell {
  background: rgba(6, 182, 212, 0.1);
  font-weight: 600;
  color: #22d3ee;
}

/* ============================================
   FAQ ACCORDION
   ============================================ */
.faq-section {
  margin: 40px 0;
}

.faq-section h2 {
  color: #f8fafc;
  font-size: 1.5rem;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.faq-item {
  border: 1px solid rgba(100, 116, 139, 0.3);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  background: rgba(15, 23, 42, 0.4);
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: rgba(6, 182, 212, 0.4);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  border: none;
  color: #e2e8f0;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: all 0.2s;
}

.faq-question:hover {
  color: #06b6d4;
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  color: #06b6d4;
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 1000px;
}

.faq-answer-content {
  padding: 0 24px 20px 24px;
  color: #94a3b8;
  line-height: 1.7;
}

.faq-answer-content p {
  margin: 0 0 12px 0;
}

.faq-answer-content p:last-child {
  margin-bottom: 0;
}

/* ============================================
   STATS GRID
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin: 32px 0;
}

.stat-card {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.8), rgba(30, 41, 59, 0.6));
  border: 1px solid rgba(100, 116, 139, 0.3);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s;
}

.stat-card:hover {
  border-color: rgba(6, 182, 212, 0.5);
  transform: translateY(-2px);
}

.stat-card .stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-card .stat-label {
  color: #94a3b8;
  font-size: 0.9rem;
  margin-top: 8px;
}

.stat-card .stat-detail {
  color: #64748b;
  font-size: 0.8rem;
  margin-top: 4px;
}

/* ============================================
   LEARNING PATH
   ============================================ */
.learning-path {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(100, 116, 139, 0.3);
  border-radius: 16px;
  padding: 28px;
  margin: 32px 0;
}

.learning-path-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.learning-path-title {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #f8fafc;
  font-size: 1.25rem;
  font-weight: 700;
}

.learning-path-meta {
  display: flex;
  gap: 16px;
  color: #64748b;
  font-size: 0.85rem;
}

.learning-path-progress {
  width: 100%;
  height: 8px;
  background: rgba(100, 116, 139, 0.3);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 24px;
}

.learning-path-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #06b6d4, #8b5cf6);
  border-radius: 4px;
  transition: width 0.5s ease;
}

.learning-path-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.learning-path-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(30, 41, 59, 0.4);
  border-radius: 8px;
  color: #cbd5e1;
  text-decoration: none;
  transition: all 0.2s;
  border: 1px solid transparent;
}

.learning-path-item:hover {
  background: rgba(6, 182, 212, 0.1);
  border-color: rgba(6, 182, 212, 0.3);
  color: #f8fafc;
}

.learning-path-item.completed {
  opacity: 0.7;
}

.learning-path-item.current {
  border-color: #06b6d4;
  background: rgba(6, 182, 212, 0.15);
}

.learning-path-item .item-status {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.learning-path-item.completed .item-status {
  background: #10b981;
  color: #fff;
}

.learning-path-item.current .item-status {
  background: #06b6d4;
  color: #fff;
  animation: pulse-status 2s infinite;
}

.learning-path-item.locked .item-status {
  background: rgba(100, 116, 139, 0.3);
  color: #64748b;
}

@keyframes pulse-status {
  0%, 100% { box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(6, 182, 212, 0); }
}

.learning-path-item .item-content {
  flex: 1;
}

.learning-path-item .item-title {
  font-weight: 600;
  margin-bottom: 2px;
}

.learning-path-item .item-duration {
  font-size: 0.8rem;
  color: #64748b;
}

/* ============================================
   TIMELINE
   ============================================ */
.timeline {
  position: relative;
  padding-left: 32px;
  margin: 32px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, #06b6d4, #8b5cf6, #06b6d4);
}

.timeline-item {
  position: relative;
  padding-bottom: 32px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 4px;
  width: 14px;
  height: 14px;
  background: #06b6d4;
  border-radius: 50%;
  border: 3px solid #0f172a;
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.3);
}

.timeline-item.highlight::before {
  background: #8b5cf6;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.3);
  width: 18px;
  height: 18px;
  left: -30px;
  top: 2px;
}

.timeline-date {
  color: #06b6d4;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.timeline-title {
  color: #f8fafc;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.timeline-content {
  color: #94a3b8;
  line-height: 1.6;
}

/* ============================================
   ANIMATED EXPLAINER BOX
   ============================================ */
.explainer-box {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.7));
  border: 1px solid rgba(100, 116, 139, 0.3);
  border-radius: 16px;
  padding: 32px;
  margin: 40px 0;
  overflow: hidden;
}

.explainer-box h3 {
  color: #f8fafc;
  font-size: 1.25rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.explainer-visual {
  background: rgba(0, 0, 0, 0.3);
  border-radius: 12px;
  padding: 40px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

.explainer-description {
  color: #cbd5e1;
  line-height: 1.7;
}

/* ============================================
   CELL DIVISION ANIMATION
   ============================================ */
.cell-animation {
  position: relative;
  width: 200px;
  height: 200px;
}

.cell {
  position: absolute;
  width: 80px;
  height: 80px;
  background: radial-gradient(circle at 30% 30%, #22d3ee, #0891b2);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: cell-divide 4s ease-in-out infinite;
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.4);
}

.cell::before {
  content: '';
  position: absolute;
  width: 25px;
  height: 25px;
  background: radial-gradient(circle, #8b5cf6, #6d28d9);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: nucleus-divide 4s ease-in-out infinite;
}

.cell-2 {
  animation: cell-divide-2 4s ease-in-out infinite;
}

.cell-2::before {
  animation: nucleus-divide-2 4s ease-in-out infinite;
}

@keyframes cell-divide {
  0%, 30% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  50% { transform: translate(-50%, -50%) scale(1.3) scaleX(1.5); }
  70%, 100% { transform: translate(-100%, -50%) scale(0.8); opacity: 1; }
}

@keyframes cell-divide-2 {
  0%, 30% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
  50% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
  70%, 100% { transform: translate(0%, -50%) scale(0.8); opacity: 1; }
}

@keyframes nucleus-divide {
  0%, 30% { transform: translate(-50%, -50%); }
  50% { transform: translate(-80%, -50%); }
  70%, 100% { transform: translate(-50%, -50%); }
}

@keyframes nucleus-divide-2 {
  0%, 50% { opacity: 0; }
  70%, 100% { opacity: 1; transform: translate(-50%, -50%); }
}

/* ============================================
   MICROFLUIDIC FLOW ANIMATION
   ============================================ */
.microfluidic-animation {
  position: relative;
  width: 300px;
  height: 150px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 8px;
  overflow: hidden;
}

.channel {
  position: absolute;
  height: 20px;
  background: rgba(6, 182, 212, 0.2);
  border: 1px solid rgba(6, 182, 212, 0.4);
}

.channel-main {
  width: 100%;
  top: 50%;
  transform: translateY(-50%);
}

.channel-top {
  width: 40%;
  top: 20px;
  left: 0;
  border-radius: 0 10px 10px 0;
}

.channel-bottom {
  width: 40%;
  bottom: 20px;
  left: 0;
  border-radius: 0 10px 10px 0;
}

.flow-particle {
  position: absolute;
  width: 8px;
  height: 8px;
  background: #22d3ee;
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
  animation: flow 3s linear infinite;
  box-shadow: 0 0 10px #22d3ee;
}

.flow-particle:nth-child(2) { animation-delay: -0.5s; }
.flow-particle:nth-child(3) { animation-delay: -1s; }
.flow-particle:nth-child(4) { animation-delay: -1.5s; }
.flow-particle:nth-child(5) { animation-delay: -2s; }
.flow-particle:nth-child(6) { animation-delay: -2.5s; }

@keyframes flow {
  0% { left: -10px; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { left: 310px; opacity: 0; }
}

.chamber {
  position: absolute;
  width: 60px;
  height: 60px;
  background: rgba(139, 92, 246, 0.2);
  border: 2px solid rgba(139, 92, 246, 0.5);
  border-radius: 8px;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
}

.chamber-cells {
  position: absolute;
  width: 8px;
  height: 8px;
  background: #8b5cf6;
  border-radius: 50%;
  animation: pulse-cell 2s ease-in-out infinite;
}

.chamber-cells:nth-child(1) { top: 15px; left: 15px; animation-delay: 0s; }
.chamber-cells:nth-child(2) { top: 15px; right: 15px; animation-delay: 0.3s; }
.chamber-cells:nth-child(3) { bottom: 15px; left: 15px; animation-delay: 0.6s; }
.chamber-cells:nth-child(4) { bottom: 15px; right: 15px; animation-delay: 0.9s; }
.chamber-cells:nth-child(5) { top: 50%; left: 50%; transform: translate(-50%, -50%); animation-delay: 0.5s; }

@keyframes pulse-cell {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
}

/* ============================================
   DEEP DIVE CONTENT SECTION
   ============================================ */
.deep-dive-section {
  margin: 48px 0;
  padding: 32px;
  background: rgba(15, 23, 42, 0.4);
  border-radius: 16px;
  border-left: 4px solid #8b5cf6;
}

.deep-dive-section h2 {
  color: #f8fafc;
  font-size: 1.5rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.deep-dive-section h3 {
  color: #e2e8f0;
  font-size: 1.2rem;
  margin: 24px 0 12px 0;
}

.deep-dive-section p {
  color: #94a3b8;
  line-height: 1.8;
  margin-bottom: 16px;
}

.deep-dive-section ul, .deep-dive-section ol {
  color: #94a3b8;
  line-height: 1.8;
  margin-bottom: 16px;
  padding-left: 24px;
}

.deep-dive-section li {
  margin-bottom: 8px;
}

/* ============================================
   EVIDENCE CARD
   ============================================ */
.evidence-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 12px;
  padding: 20px;
  margin: 16px 0;
}

.evidence-card .evidence-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.evidence-card .evidence-icon {
  width: 32px;
  height: 32px;
  background: rgba(16, 185, 129, 0.2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #10b981;
  font-size: 16px;
  flex-shrink: 0;
}

.evidence-card .evidence-title {
  color: #f8fafc;
  font-weight: 600;
  font-size: 1rem;
}

.evidence-card .evidence-source {
  color: #64748b;
  font-size: 0.8rem;
  margin-top: 4px;
}

.evidence-card .evidence-body {
  color: #94a3b8;
  line-height: 1.6;
  font-size: 0.95rem;
}

/* ============================================
   AUDIENCE SELECTOR
   ============================================ */
.audience-selector {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin: 32px 0;
}

.audience-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 20px;
  background: rgba(15, 23, 42, 0.6);
  border: 2px solid rgba(100, 116, 139, 0.3);
  border-radius: 16px;
  text-decoration: none;
  transition: all 0.3s;
  text-align: center;
}

.audience-card:hover {
  border-color: #06b6d4;
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(6, 182, 212, 0.2);
}

.audience-card .audience-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.audience-card .audience-title {
  color: #f8fafc;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 8px;
}

.audience-card .audience-desc {
  color: #64748b;
  font-size: 0.85rem;
  line-height: 1.5;
}

/* ============================================
   GAME INTEGRATION BOX
   ============================================ */
.game-integration-box {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(6, 182, 212, 0.1));
  border: 2px solid rgba(16, 185, 129, 0.3);
  border-radius: 16px;
  padding: 24px;
  margin: 32px 0;
}

.game-integration-box h4 {
  color: #10b981;
  font-size: 1.1rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.game-integration-box .prereqs {
  margin-bottom: 20px;
}

.game-integration-box .prereqs-title {
  color: #94a3b8;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.game-integration-box .prereq-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #06b6d4;
  text-decoration: none;
  padding: 6px 12px;
  background: rgba(6, 182, 212, 0.1);
  border-radius: 6px;
  font-size: 0.9rem;
  margin-right: 8px;
  margin-bottom: 8px;
  transition: all 0.2s;
}

.game-integration-box .prereq-link:hover {
  background: rgba(6, 182, 212, 0.2);
}

.game-integration-box .play-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.game-integration-box .play-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 30px rgba(16, 185, 129, 0.4);
}

.game-integration-box .next-steps {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(100, 116, 139, 0.2);
}

.game-integration-box .next-steps-title {
  color: #94a3b8;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

/* ============================================
   CALLOUT BOXES
   ============================================ */
.callout {
  padding: 20px 24px;
  border-radius: 12px;
  margin: 24px 0;
  display: flex;
  gap: 16px;
}

.callout-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.callout-content {
  flex: 1;
}

.callout-title {
  font-weight: 700;
  margin-bottom: 6px;
}

.callout-text {
  line-height: 1.6;
  font-size: 0.95rem;
}

.callout-info {
  background: rgba(6, 182, 212, 0.1);
  border-left: 4px solid #06b6d4;
}
.callout-info .callout-title { color: #06b6d4; }
.callout-info .callout-text { color: #94a3b8; }

.callout-warning {
  background: rgba(245, 158, 11, 0.1);
  border-left: 4px solid #f59e0b;
}
.callout-warning .callout-title { color: #f59e0b; }
.callout-warning .callout-text { color: #94a3b8; }

.callout-success {
  background: rgba(16, 185, 129, 0.1);
  border-left: 4px solid #10b981;
}
.callout-success .callout-title { color: #10b981; }
.callout-success .callout-text { color: #94a3b8; }

.callout-danger {
  background: rgba(239, 68, 68, 0.1);
  border-left: 4px solid #ef4444;
}
.callout-danger .callout-title { color: #ef4444; }
.callout-danger .callout-text { color: #94a3b8; }

/* ============================================
   STEP BY STEP GUIDE
   ============================================ */
.step-guide {
  counter-reset: step-counter;
  margin: 32px 0;
}

.step-item {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
  padding: 20px;
  background: rgba(15, 23, 42, 0.4);
  border-radius: 12px;
  border: 1px solid rgba(100, 116, 139, 0.2);
}

.step-number {
  counter-increment: step-counter;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  color: #fff;
  flex-shrink: 0;
}

.step-number::before {
  content: counter(step-counter);
}

.step-content {
  flex: 1;
}

.step-title {
  color: #f8fafc;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.step-description {
  color: #94a3b8;
  line-height: 1.6;
}

/* ============================================
   INTERACTIVE QUIZ
   ============================================ */
.quiz-container {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(100, 116, 139, 0.3);
  border-radius: 16px;
  padding: 28px;
  margin: 32px 0;
}

.quiz-question {
  color: #f8fafc;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.quiz-option {
  padding: 16px 20px;
  background: rgba(30, 41, 59, 0.6);
  border: 2px solid rgba(100, 116, 139, 0.3);
  border-radius: 10px;
  color: #cbd5e1;
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
}

.quiz-option:hover {
  border-color: #06b6d4;
  background: rgba(6, 182, 212, 0.1);
}

.quiz-option.correct {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
}

.quiz-option.incorrect {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.quiz-feedback {
  margin-top: 20px;
  padding: 16px;
  border-radius: 10px;
  display: none;
}

.quiz-feedback.show {
  display: block;
}

.quiz-feedback.correct {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10b981;
}

.quiz-feedback.incorrect {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .step-item {
    flex-direction: column;
    text-align: center;
  }

  .step-number {
    margin: 0 auto;
  }

  .timeline {
    padding-left: 24px;
  }

  .comparison-table {
    font-size: 0.85rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 10px 12px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .audience-selector {
    grid-template-columns: 1fr;
  }

  .why-matters-box {
    padding: 20px;
  }

  .learning-path {
    padding: 20px;
  }
}