/* ============================================
   Lords of Lending Training Module Styles
   "The Broker's Codex" - Premium Training System
   ============================================ */

/* ========================================
   Brand Fonts - Clash Grotesk & Poppins
   ======================================== */

@font-face {
  font-family: 'Clash Grotesk';
  src: url('../assets/fonts/ClashGrotesk-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Clash Grotesk';
  src: url('../assets/fonts/ClashGrotesk-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Clash Grotesk';
  src: url('../assets/fonts/ClashGrotesk-Semibold.otf') format('opentype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Clash Grotesk';
  src: url('../assets/fonts/ClashGrotesk-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ========================================
   CSS Custom Properties (Training-Specific)
   ======================================== */

:root {
  --font-heading: 'Clash Grotesk', sans-serif;
  --font-body: 'Poppins', sans-serif;
  --training-gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --training-gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --training-gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --training-gradient-gold: linear-gradient(135deg, #bf953f 0%, #fcf6ba 50%, #b38728 100%);
  --training-gradient-dark: linear-gradient(135deg, #000428 0%, #004e92 100%);
  --training-glass: rgba(255, 255, 255, 0.1);
  --training-glass-border: rgba(255, 255, 255, 0.2);
  --training-shadow-glow: 0 0 40px rgba(102, 126, 234, 0.3);
  --training-animation-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --training-animation-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

[data-theme="dark"] {
  --training-glass: rgba(255, 255, 255, 0.05);
  --training-glass-border: rgba(255, 255, 255, 0.1);
}

/* ========================================
   Base Animations
   ======================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes progressFill {
  from {
    stroke-dashoffset: 440;
  }
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes confetti {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(-500px) rotate(720deg);
    opacity: 0;
  }
}

/* ========================================
   Layout & Structure
   ======================================== */

.training-page {
  min-height: 100vh;
  background: var(--color-bg);
  position: relative;
  overflow-x: hidden;
  font-family: var(--font-body);
}

/* Base typography for all training content */
.training-page h1,
.training-page h2,
.training-page h3,
.training-page h4,
.training-page h5,
.training-page h6 {
  font-family: var(--font-heading);
}

.training-page p,
.training-page span,
.training-page li,
.training-page label,
.training-page button,
.training-page input,
.training-page select,
.training-page textarea {
  font-family: var(--font-body);
}

.training-page::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 400px;
  background: var(--training-gradient-dark);
  opacity: 0.03;
  pointer-events: none;
  z-index: 0;
}

.training-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.training-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  animation: fadeInUp 0.6s var(--training-animation-smooth);
}

.training-header h1 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  background: var(--training-gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
}

.training-header-subtitle {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  margin-top: var(--spacing-xs);
}

.training-header-actions {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

/* ========================================
   Premium Progress Overview Card
   ======================================== */

.training-overview {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: var(--spacing-2xl);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-card), var(--training-shadow-glow);
  margin-bottom: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.6s var(--training-animation-smooth) 0.1s backwards;
}

.training-overview::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--training-gradient-1);
}

.training-overview-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.training-stat {
  text-align: center;
  padding: var(--spacing-lg);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  transition: transform 0.3s var(--training-animation-smooth), box-shadow 0.3s ease;
}

.training-stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.training-stat-value {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--training-gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.training-stat-label {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-top: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.training-overview-progress {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

/* ========================================
   Circular Progress - Premium Style
   ======================================== */

.circular-progress {
  position: relative;
  width: 160px;
  height: 160px;
  filter: drop-shadow(0 4px 20px rgba(102, 126, 234, 0.3));
}

.circular-progress svg {
  transform: rotate(-90deg);
  width: 100%;
  height: 100%;
}

.circular-progress-bg {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 8;
}

.circular-progress-fill {
  fill: none;
  stroke: url(#progressGradient);
  stroke-width: 10;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s var(--training-animation-smooth);
  animation: progressFill 1.5s var(--training-animation-smooth);
}

.circular-progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.circular-progress-value {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  background: var(--training-gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.circular-progress-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  margin-top: var(--spacing-xs);
}

/* ========================================
   Module Cards Grid - Premium Design
   ======================================== */

.training-modules-section {
  margin-top: var(--spacing-2xl);
}

.training-modules-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.training-modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--spacing-xl);
}

.module-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-card);
  transition: all 0.4s var(--training-animation-smooth);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.6s var(--training-animation-smooth) backwards;
  border: 1px solid transparent;
}

.module-card:nth-child(1) { animation-delay: 0.1s; }
.module-card:nth-child(2) { animation-delay: 0.15s; }
.module-card:nth-child(3) { animation-delay: 0.2s; }
.module-card:nth-child(4) { animation-delay: 0.25s; }
.module-card:nth-child(5) { animation-delay: 0.3s; }
.module-card:nth-child(6) { animation-delay: 0.35s; }
.module-card:nth-child(7) { animation-delay: 0.4s; }

.module-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-border);
  transition: background 0.3s ease;
}

.module-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), 0 20px 40px rgba(102, 126, 234, 0.15);
  border-color: var(--color-brand);
}

.module-card:hover::before {
  background: var(--training-gradient-1);
}

.module-card.locked {
  opacity: 0.6;
  cursor: not-allowed;
}

.module-card.locked:hover {
  transform: none;
  box-shadow: var(--shadow-card);
  border-color: transparent;
}

.module-card.locked:hover::before {
  background: var(--color-border);
}

.module-card.completed::before {
  background: var(--color-success);
}

.module-card.in-progress::before {
  background: var(--training-gradient-1);
}

.module-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-lg);
}

.module-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: var(--training-gradient-1);
  color: white;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
  transition: transform 0.3s var(--training-animation-bounce);
}

.module-card:hover .module-number {
  transform: scale(1.1) rotate(-5deg);
}

.module-card.locked .module-number {
  background: var(--color-text-muted);
  box-shadow: none;
}

.module-card.completed .module-number {
  background: var(--color-success);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.module-phase-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  background: var(--color-bg);
  color: var(--color-text-secondary);
}

.module-status-badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.module-status-badge.locked {
  background: var(--color-bg);
  color: var(--color-text-muted);
}

.module-status-badge.available {
  background: rgba(102, 126, 234, 0.1);
  color: #667eea;
}

.module-status-badge.in-progress {
  background: rgba(251, 191, 36, 0.15);
  color: #d97706;
  animation: pulse 2s infinite;
}

.module-status-badge.completed {
  background: rgba(16, 185, 129, 0.15);
  color: #059669;
}

.module-card-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--spacing-sm) 0;
  line-height: 1.3;
  transition: color 0.3s ease;
}

.module-card:hover .module-card-title {
  color: var(--color-brand);
}

.module-card-description {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.module-card-meta {
  display: flex;
  gap: var(--spacing-lg);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.module-card-meta-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.module-card-meta-item svg {
  width: 16px;
  height: 16px;
  opacity: 0.7;
}

.module-progress-bar {
  height: 8px;
  background: var(--color-bg);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.module-progress-fill {
  height: 100%;
  background: var(--training-gradient-1);
  border-radius: var(--radius-full);
  transition: width 0.6s var(--training-animation-smooth);
  position: relative;
}

.module-progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

.module-card.completed .module-progress-fill {
  background: var(--color-success);
}

.module-lock-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.module-card.locked .module-lock-overlay {
  opacity: 1;
}

[data-theme="dark"] .module-lock-overlay {
  background: rgba(0, 0, 53, 0.7);
}

.module-lock-icon {
  width: 48px;
  height: 48px;
  color: var(--color-text-muted);
  animation: float 3s ease-in-out infinite;
}

/* ========================================
   Module Introduction View with Video
   ======================================== */

.module-intro {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  animation: fadeInScale 0.5s var(--training-animation-smooth);
}

.module-intro-header {
  background: var(--training-gradient-dark);
  padding: var(--spacing-2xl);
  color: white;
  position: relative;
  overflow: hidden;
}

.module-intro-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
  pointer-events: none;
}

.module-intro-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.15);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-md);
  backdrop-filter: blur(10px);
}

.module-intro-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  margin: 0 0 var(--spacing-sm) 0;
}

.module-intro-description {
  font-family: var(--font-body);
  font-size: 1.125rem;
  opacity: 0.9;
  max-width: 600px;
  line-height: 1.6;
}

/* Video Embed Container */
.module-video-container {
  padding: var(--spacing-xl);
  background: var(--color-bg);
}

.module-video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  background: #000;
}

.module-video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.module-video-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: white;
  cursor: pointer;
  transition: all 0.3s ease;
}

.module-video-placeholder:hover {
  background: linear-gradient(135deg, #16213e 0%, #1a1a2e 100%);
}

.module-video-play-btn {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: var(--training-gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  box-shadow: 0 10px 40px rgba(102, 126, 234, 0.5);
  transition: transform 0.3s var(--training-animation-bounce);
}

.module-video-placeholder:hover .module-video-play-btn {
  transform: scale(1.1);
}

.module-video-play-btn svg {
  width: 32px;
  height: 32px;
  margin-left: 4px;
}

.module-video-label {
  font-size: 1rem;
  font-weight: 500;
  opacity: 0.8;
}

.module-intro-content {
  padding: var(--spacing-xl);
}

.module-intro-what-youll-learn {
  margin-bottom: var(--spacing-xl);
}

.module-intro-what-youll-learn h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 var(--spacing-md) 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.learning-outcomes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.learning-outcome {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  transition: transform 0.2s ease;
}

.learning-outcome:hover {
  transform: translateX(4px);
}

.learning-outcome-icon {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background: var(--training-gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.learning-outcome-icon svg {
  width: 14px;
  height: 14px;
  color: white;
}

.module-intro-actions {
  display: flex;
  justify-content: center;
  padding: var(--spacing-lg);
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.start-module-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-2xl);
  background: var(--training-gradient-1);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--training-animation-smooth);
  box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
}

.start-module-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(102, 126, 234, 0.5);
}

.start-module-btn svg {
  transition: transform 0.3s ease;
}

.start-module-btn:hover svg {
  transform: translateX(4px);
}

/* Module Intro - Enhanced Styles */
.module-intro-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.module-phase-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: var(--training-gradient-1);
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.module-intro-number {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-sm);
}

.module-intro-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--spacing-md) 0;
  line-height: 1.2;
}

.module-intro-description {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 600px;
  margin-bottom: var(--spacing-xl);
}

/* Video Embed Container */
.video-embed-container {
  margin: var(--spacing-xl) 0;
}

.video-embed-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  background: #000;
}

.video-embed-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-embed-caption {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  margin-top: var(--spacing-md);
}

/* Video Placeholder */
.video-embed-container.video-placeholder .video-embed-wrapper {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.video-placeholder-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
}

.video-placeholder-content svg {
  margin-bottom: var(--spacing-md);
  opacity: 0.4;
}

.video-placeholder-content p {
  font-size: 1rem;
  margin: 0;
}

/* Module Stats Grid */
.module-intro-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.module-intro-stat {
  text-align: center;
  padding: var(--spacing-lg);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.module-intro-stat:hover {
  border-color: var(--color-brand);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.module-intro-stat-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--spacing-sm);
  background: var(--training-gradient-1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.module-intro-stat-icon svg {
  color: white;
}

.module-intro-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.module-intro-stat-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Module Lessons Preview */
.module-intro-lessons {
  margin-top: var(--spacing-xl);
}

.module-intro-lessons h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 var(--spacing-lg) 0;
}

.module-lessons-preview {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.lesson-preview-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
}

.lesson-preview-item:hover {
  border-color: var(--color-brand);
  transform: translateX(4px);
}

.lesson-preview-item.completed {
  background: rgba(34, 197, 94, 0.05);
  border-color: rgba(34, 197, 94, 0.2);
}

.lesson-preview-number {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.lesson-preview-item.completed .lesson-preview-number {
  background: var(--color-success);
  color: white;
}

.lesson-preview-title {
  flex: 1;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.lesson-preview-check {
  color: var(--color-success);
  flex-shrink: 0;
}

/* Module Intro Actions */
.module-intro-actions {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
}

.module-intro-actions .btn-lg {
  padding: var(--spacing-md) var(--spacing-2xl);
  font-size: 1.0625rem;
}

/* Responsive: Module Intro */
@media (max-width: 768px) {
  .module-intro-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .module-intro-title {
    font-size: 1.75rem;
  }

  .module-intro-actions {
    flex-direction: column;
  }

  .module-intro-actions .btn {
    width: 100%;
  }
}

/* ========================================
   Lesson View Layout - Premium
   ======================================== */

.lesson-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 0;
  min-height: calc(100vh - var(--header-height));
  animation: fadeInUp 0.5s var(--training-animation-smooth);
}

.lesson-sidebar {
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: var(--spacing-xl);
  overflow-y: auto;
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
}

.lesson-sidebar-header {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.lesson-sidebar-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.lesson-sidebar-progress {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-top: var(--spacing-sm);
}

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

.lesson-list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s var(--training-animation-smooth);
  position: relative;
}

.lesson-list-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--training-gradient-1);
  border-radius: var(--radius-full);
  transition: height 0.3s ease;
}

.lesson-list-item:hover {
  background: var(--color-surface-hover);
}

.lesson-list-item:hover::before {
  height: 50%;
}

.lesson-list-item.active {
  background: var(--color-accent-light);
}

.lesson-list-item.active::before {
  height: 70%;
}

.lesson-list-item.completed {
  color: var(--color-text-secondary);
}

.lesson-check {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--training-animation-bounce);
}

.lesson-list-item.completed .lesson-check {
  background: var(--color-success);
  border-color: var(--color-success);
  color: white;
  transform: scale(1);
}

.lesson-list-item.completed:hover .lesson-check {
  transform: scale(1.1);
}

.lesson-check svg {
  width: 14px;
  height: 14px;
}

.lesson-title {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.4;
  font-weight: 500;
}

.lesson-main {
  padding: var(--spacing-2xl) var(--spacing-3xl);
  max-width: 900px;
  animation: slideInRight 0.5s var(--training-animation-smooth);
}

.lesson-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.lesson-breadcrumb a {
  color: var(--color-brand);
  text-decoration: none;
  transition: color 0.2s ease;
}

.lesson-breadcrumb a:hover {
  color: var(--color-brand-light);
  text-decoration: underline;
}

.lesson-content-header {
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
}

.lesson-content-header h1 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--spacing-sm) 0;
  line-height: 1.3;
}

.lesson-meta {
  display: flex;
  gap: var(--spacing-lg);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* ========================================
   Lesson Content Styling - Premium
   ======================================== */

.lesson-content {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text);
}

.lesson-content h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin: var(--spacing-3xl) 0 var(--spacing-lg) 0;
  color: var(--color-text);
  position: relative;
  padding-left: var(--spacing-lg);
}

.lesson-content h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 60%;
  background: var(--training-gradient-1);
  border-radius: var(--radius-full);
}

.lesson-content h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--spacing-2xl) 0 var(--spacing-md) 0;
  color: var(--color-text);
}

.lesson-content p {
  margin: 0 0 var(--spacing-lg) 0;
}

.lesson-content ul,
.lesson-content ol {
  margin: 0 0 var(--spacing-lg) 0;
  padding-left: var(--spacing-xl);
}

.lesson-content li {
  margin-bottom: var(--spacing-sm);
  position: relative;
}

.lesson-content strong {
  font-weight: 600;
  color: var(--color-text);
}

/* Testable Content Highlight - Quiz-relevant material */
.lesson-content .testable {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.12) 0%, rgba(118, 75, 162, 0.12) 100%);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 2px solid rgba(102, 126, 234, 0.4);
  transition: all 0.2s ease;
}

.lesson-content .testable:hover {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%);
  border-bottom-color: rgba(102, 126, 234, 0.7);
}

[data-theme="dark"] .lesson-content .testable {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%);
  border-bottom-color: rgba(102, 126, 234, 0.5);
}

.lesson-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-xl) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.lesson-content th,
.lesson-content td {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.lesson-content th {
  background: var(--color-bg);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-secondary);
}

.lesson-content tr:hover td {
  background: var(--color-surface-hover);
}

/* Formula Box */
.lesson-content .formula {
  background: var(--color-bg);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  font-family: 'Monaco', 'Consolas', monospace;
  font-size: 1.125rem;
  text-align: center;
  margin: var(--spacing-xl) 0;
  border: 1px solid var(--color-border);
}

/* Important Note */
.lesson-content .important {
  background: rgba(102, 126, 234, 0.1);
  border-left: 4px solid #667eea;
  padding: var(--spacing-lg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--spacing-xl) 0;
  font-weight: 500;
}

/* Module Intro Paragraph */
.lesson-content .module-intro {
  font-size: 1.1875rem;
  color: var(--color-text);
  line-height: 1.8;
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-2xl);
  border: 1px solid rgba(102, 126, 234, 0.1);
}

/* Key Points Box - Premium */
.key-points {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
  border: 1px solid rgba(102, 126, 234, 0.15);
  position: relative;
  overflow: hidden;
}

.key-points::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--training-gradient-1);
}

.key-points-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  background: var(--training-gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 var(--spacing-md) 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.key-points ul {
  margin: 0;
  padding-left: var(--spacing-lg);
}

.key-points li {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

/* Hot Tip Box - Premium */
.hot-tip {
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.1) 0%, rgba(245, 158, 11, 0.1) 100%);
  border-left: 4px solid #f59e0b;
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
  padding: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
  position: relative;
}

.hot-tip-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: #d97706;
  margin: 0 0 var(--spacing-sm) 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hot-tip p {
  margin: 0;
  color: var(--color-text);
  font-weight: 500;
}

/* Broker Tip Box - Premium */
.broker-tip {
  background: var(--training-gradient-dark);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
  color: white;
  position: relative;
  overflow: hidden;
}

.broker-tip::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 50%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,215,0,0.1) 0%, transparent 60%);
  pointer-events: none;
}

.broker-tip-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  background: var(--training-gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 var(--spacing-sm) 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.broker-tip p {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
}

/* ========================================
   Interactive Knowledge Check / Mini-Games
   ======================================== */

.knowledge-check {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
  border: 2px solid var(--color-border);
  transition: border-color 0.3s ease;
}

.knowledge-check:hover {
  border-color: var(--color-brand);
}

.knowledge-check-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.knowledge-check-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--training-gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.knowledge-check-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

.knowledge-check-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* Drag and Drop Game */
.drag-drop-game {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.drag-items, .drop-zones {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.drag-item {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: grab;
  transition: all 0.2s ease;
  font-family: var(--font-body);
  font-weight: 500;
}

.drag-item:hover {
  border-color: var(--color-brand);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.drag-item:active {
  cursor: grabbing;
}

.drag-item.dragging {
  opacity: 0.5;
}

.drop-zone {
  padding: var(--spacing-lg);
  background: rgba(102, 126, 234, 0.05);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all 0.2s ease;
}

.drop-zone.drag-over {
  border-color: var(--color-brand);
  background: rgba(102, 126, 234, 0.1);
}

.drop-zone.correct {
  border-color: var(--color-success);
  background: rgba(16, 185, 129, 0.1);
  border-style: solid;
}

.drop-zone.incorrect {
  border-color: var(--color-danger);
  background: rgba(239, 68, 68, 0.1);
  animation: shake 0.5s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-10px); }
  75% { transform: translateX(10px); }
}

/* ========================================
   Quick Check - Simple True/False Questions
   ======================================== */

.quick-check {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
}

.quick-check-header {
  margin-bottom: var(--spacing-md);
}

.quick-check-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.quick-check-question {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text);
  margin: 0 0 var(--spacing-lg) 0;
  line-height: 1.5;
}

.quick-check-options {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.quick-check-btn {
  flex: 1;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.quick-check-btn:hover:not(:disabled) {
  border-color: var(--color-brand);
  background: rgba(102, 126, 234, 0.08);
}

.quick-check-btn:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.quick-check-btn.correct {
  border-color: var(--color-success);
  background: rgba(16, 185, 129, 0.15);
  color: #065f46;
}

.quick-check-btn.correct::after {
  content: ' \2713';
}

.quick-check-btn.incorrect {
  border-color: var(--color-danger);
  background: rgba(239, 68, 68, 0.15);
  color: #991b1b;
}

.quick-check-btn.incorrect::after {
  content: ' \2717';
}

.quick-check-btn.show-correct {
  border-color: var(--color-success);
  background: rgba(16, 185, 129, 0.1);
}

.quick-check-feedback {
  display: none;
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
}

.quick-check-feedback.visible {
  display: block;
  animation: fadeInUp 0.3s ease;
}

.quick-check-feedback.correct {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--color-success);
}

.quick-check-feedback.incorrect {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-danger);
}

.quick-check-result {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.quick-check-feedback.correct .quick-check-result {
  color: var(--color-success);
}

.quick-check-feedback.incorrect .quick-check-result {
  color: var(--color-danger);
}

.quick-check-explanation {
  font-size: 0.9375rem;
  color: var(--color-text);
  margin: 0;
  line-height: 1.5;
}

/* Responsive: Quick Check */
@media (max-width: 480px) {
  .quick-check-options {
    flex-direction: column;
  }
}

/* ========================================
   Lesson Navigation - Premium
   ======================================== */

.lesson-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-3xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  gap: var(--spacing-md);
}

.lesson-nav-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s var(--training-animation-smooth);
}

.lesson-nav-btn:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-brand);
  transform: translateY(-2px);
}

.lesson-nav-btn svg {
  transition: transform 0.3s ease;
}

.lesson-nav-btn:hover svg.arrow-right {
  transform: translateX(4px);
}

.lesson-nav-btn:hover svg.arrow-left {
  transform: translateX(-4px);
}

.lesson-nav-btn.primary {
  background: var(--training-gradient-1);
  border-color: transparent;
  color: white;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.lesson-nav-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.lesson-nav-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
}

.lesson-complete-btn {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  border-color: transparent;
  color: white;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.lesson-complete-btn:hover {
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

/* ========================================
   Quiz Interface - Premium
   ======================================== */

.quiz-container {
  font-family: var(--font-body);
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-2xl);
  animation: fadeInUp 0.5s var(--training-animation-smooth);
}

.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-2xl);
}

.quiz-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.quiz-progress {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.quiz-progress-text {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  font-weight: 600;
}

.quiz-progress-bar {
  width: 200px;
  height: 10px;
  background: var(--color-bg);
  border-radius: var(--radius-full);
  overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}

.quiz-progress-fill {
  height: 100%;
  background: var(--training-gradient-1);
  border-radius: var(--radius-full);
  transition: width 0.5s var(--training-animation-smooth);
  position: relative;
}

.quiz-progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

.quiz-question-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  animation: fadeInScale 0.4s var(--training-animation-smooth);
}

.quiz-question-number {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-bg);
  border-radius: var(--radius-full);
}

.quiz-question-text {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: var(--spacing-xl);
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.quiz-option {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s var(--training-animation-smooth);
}

.quiz-option:hover {
  border-color: var(--color-brand);
  background: var(--color-surface);
  transform: translateX(4px);
}

.quiz-option.selected {
  border-color: var(--color-brand);
  background: rgba(102, 126, 234, 0.1);
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.quiz-option.correct {
  border-color: var(--color-success);
  background: rgba(16, 185, 129, 0.1);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.quiz-option.incorrect {
  border-color: var(--color-danger);
  background: rgba(239, 68, 68, 0.1);
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.quiz-option.disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.quiz-option.disabled:hover {
  transform: none;
}

.quiz-option-radio {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.quiz-option.selected .quiz-option-radio {
  border-color: var(--color-brand);
  background: var(--color-brand);
}

.quiz-option.correct .quiz-option-radio {
  border-color: var(--color-success);
  background: var(--color-success);
}

.quiz-option.incorrect .quiz-option-radio {
  border-color: var(--color-danger);
  background: var(--color-danger);
}

.quiz-option-radio::after {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: white;
  opacity: 0;
  transform: scale(0);
  transition: all 0.2s var(--training-animation-bounce);
}

.quiz-option.selected .quiz-option-radio::after,
.quiz-option.correct .quiz-option-radio::after,
.quiz-option.incorrect .quiz-option-radio::after {
  opacity: 1;
  transform: scale(1);
}

.quiz-option-text {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.5;
  font-weight: 500;
}

.quiz-feedback {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  display: none;
  animation: fadeInUp 0.3s ease;
}

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

.quiz-feedback.correct {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--color-success);
}

.quiz-feedback.incorrect {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-danger);
}

.quiz-feedback-title {
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.quiz-feedback.correct .quiz-feedback-title {
  color: var(--color-success);
}

.quiz-feedback.incorrect .quiz-feedback-title {
  color: var(--color-danger);
}

.quiz-explanation {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.6;
}

.quiz-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: var(--spacing-xl);
}

.quiz-submit-btn {
  padding: var(--spacing-md) var(--spacing-2xl);
  background: var(--training-gradient-1);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--training-animation-smooth);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.quiz-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.quiz-submit-btn:disabled {
  background: var(--color-text-muted);
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

/* ========================================
   Quiz Results - Premium Celebration
   ======================================== */

.quiz-results {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl);
  box-shadow: var(--shadow-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
  animation: fadeInScale 0.5s var(--training-animation-smooth);
}

.quiz-results.passed::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, #10b981, #34d399, #10b981);
  background-size: 200% 100%;
  animation: gradientShift 2s ease infinite;
}

.quiz-results.failed::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--color-danger);
}

.quiz-results-icon {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-xl);
  animation: float 3s ease-in-out infinite;
}

.quiz-results-icon.passed {
  background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
  box-shadow: 0 10px 40px rgba(16, 185, 129, 0.4);
}

.quiz-results-icon.failed {
  background: linear-gradient(135deg, #ef4444 0%, #f87171 100%);
  box-shadow: 0 10px 40px rgba(239, 68, 68, 0.4);
}

.quiz-results-icon svg {
  width: 50px;
  height: 50px;
  color: white;
}

.quiz-results-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 var(--spacing-sm) 0;
}

.quiz-results.passed .quiz-results-title {
  background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.quiz-results.failed .quiz-results-title {
  color: var(--color-danger);
}

.quiz-results-subtitle {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-2xl);
  font-size: 1.0625rem;
}

.quiz-score-display {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-xl);
  background: var(--color-bg);
  border-radius: var(--radius-xl);
}

.quiz-score-item {
  text-align: center;
}

.quiz-score-value {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  background: var(--training-gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.quiz-score-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: var(--spacing-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.quiz-results-actions {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

/* ========================================
   Continue Learning Card - Premium
   ======================================== */

.continue-learning {
  background: var(--training-gradient-dark);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl) var(--spacing-xl);
  min-height: 180px;
  color: white;
  margin-bottom: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.6s var(--training-animation-smooth) 0.2s backwards;
}

.continue-learning::before {
  content: '';
  position: absolute;
  top: 50%;
  right: 60px;
  transform: translateY(-50%);
  width: 320px;
  height: 140px;
  background: url('../assets/images/logo-lol.png') no-repeat center right;
  background-size: contain;
  opacity: 1;
  pointer-events: none;
  z-index: 2;
}

.continue-learning::after {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.continue-learning-content {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-xl);
}

.continue-learning-info {
  flex: 1;
}

.continue-learning-label {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-sm);
}

.continue-learning-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: white;
  margin: 0 0 var(--spacing-lg) 0;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.continue-learning-progress {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.continue-learning-bar {
  flex: 1;
  max-width: 300px;
  height: 10px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.continue-learning-fill {
  height: 100%;
  background: white;
  border-radius: var(--radius-full);
  transition: width 0.6s var(--training-animation-smooth);
}

.continue-learning-percent {
  font-weight: 700;
  font-size: 1rem;
  color: white;
}

.continue-learning-btn {
  font-family: var(--font-body);
  background: white;
  color: #000428;
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s var(--training-animation-smooth);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.continue-learning-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.continue-learning-btn svg {
  transition: transform 0.3s ease;
}

.continue-learning-btn:hover svg {
  transform: translateX(4px);
}

/* ========================================
   Responsive Adjustments
   ======================================== */

@media (max-width: 1024px) {
  .lesson-layout {
    grid-template-columns: 1fr;
  }

  .lesson-sidebar {
    position: relative;
    top: 0;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .training-overview {
    grid-template-columns: 1fr;
  }

  .training-overview-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .continue-learning-content {
    flex-direction: column;
    text-align: center;
  }

  .continue-learning-progress {
    width: 100%;
    justify-content: center;
  }

  .continue-learning-bar {
    flex: 1;
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .training-container {
    padding: var(--spacing-md);
  }

  .training-modules-grid {
    grid-template-columns: 1fr;
  }

  .quiz-progress-bar {
    width: 120px;
  }

  .quiz-score-display {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .module-intro-header {
    padding: var(--spacing-xl);
  }

  .module-intro-title {
    font-size: 1.5rem;
  }

  .drag-drop-game {
    grid-template-columns: 1fr;
  }

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

  /* Phase 2.1: Quiz Options - Larger touch targets */
  .quiz-option {
    min-height: 48px;
    padding: var(--spacing-lg) var(--spacing-base);
  }

  .quiz-option label {
    padding: var(--spacing-md) 0;
  }

  /* Phase 2.2: Tables - Horizontal scroll wrapper */
  .lesson-content table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  .training-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .training-overview-stats {
    grid-template-columns: 1fr;
  }

  .lesson-navigation {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .lesson-nav-btn {
    width: 100%;
    justify-content: center;
  }

  .quiz-results-actions {
    flex-direction: column;
  }

  .quiz-results-actions .btn {
    width: 100%;
  }

  /* Phase 1.1: Module Grid - Single column on small screens */
  .training-modules-grid {
    grid-template-columns: 1fr;
  }

  /* Phase 1.2: Lesson Content Padding - Reduce on mobile */
  .lesson-main {
    padding: var(--spacing-md) var(--spacing-base);
  }

  .lesson-content {
    padding: var(--spacing-base);
  }

  /* Phase 1.3: Continue Learning Card - Hide decorative logo on small screens */
  .continue-learning::before {
    display: none;
  }

  /* Phase 4.1: Circular Progress - Scale down on mobile */
  .circular-progress {
    width: 120px;
    height: 120px;
  }

  .circular-progress svg {
    width: 120px;
    height: 120px;
  }

  .circular-progress-value {
    font-size: 1.5rem;
  }
}

/* ========================================
   SVG Gradient Definition (add to HTML)
   ======================================== */

/* Add this SVG to your HTML for gradient definitions:
<svg width="0" height="0" style="position: absolute;">
  <defs>
    <linearGradient id="progressGradient" x1="0%" y1="0%" x2="100%" y2="0%">
      <stop offset="0%" style="stop-color:#667eea;stop-opacity:1" />
      <stop offset="100%" style="stop-color:#764ba2;stop-opacity:1" />
    </linearGradient>
  </defs>
</svg>
*/