/* Nigerian Independence Trivia Application Styles */

/* CSS Variables - Nigerian Flag Colors */
:root {
  /* Primary Colors (Nigerian Flag) */
  --nigeria-green: #008751;
  --nigeria-white: #FFFFFF;
  
  /* Secondary Colors */
  --dark-green: #006B3F;
  --light-green: #4CAF50;
  --error-red: #F44336;
  --warning-orange: #FF9800;
  --celebration-gold: #FFD700;
  
  /* Typography */
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-size-base: 16px;
  --font-size-large: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 2rem;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Border Radius */
  --border-radius: 8px;
  --border-radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: #333;
  background: linear-gradient(135deg, var(--nigeria-green) 0%, var(--dark-green) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Screen Management */
.screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  transition: opacity var(--transition-normal);
}

.screen.hidden {
  display: none;
}

.screen.active {
  display: flex;
}

/* Container */
.container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

/* Header Styles */
.header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--nigeria-white);
  position: relative;
  z-index: 1;
}

.flag-decoration {
  width: 60px;
  height: 40px;
  margin: 0 auto var(--spacing-md);
  background: linear-gradient(to right, 
    var(--nigeria-green) 33.33%, 
    var(--nigeria-white) 33.33%, 
    var(--nigeria-white) 66.66%, 
    var(--nigeria-green) 66.66%);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

.main-title {
  font-size: var(--font-size-xxl);
  font-weight: bold;
  margin-bottom: var(--spacing-xs);
  text-shadow: 
    2px 2px 8px rgba(0, 0, 0, 0.8), 
    0 0 20px rgba(0, 0, 0, 0.6),
    1px 1px 2px rgba(0, 0, 0, 0.9);
  color: #FFFFFF;
  position: relative;
  z-index: 2;
  /* Enhanced contrast with subtle text outline */
  -webkit-text-stroke: 0.5px rgba(0, 0, 0, 0.3);
}

.subtitle {
  font-size: var(--font-size-large);
  opacity: 0.98;
  font-weight: 300;
  text-shadow: 
    1px 1px 4px rgba(0, 0, 0, 0.7), 
    0 0 10px rgba(0, 0, 0, 0.5),
    0.5px 0.5px 1px rgba(0, 0, 0, 0.8);
  color: #FFFFFF;
  position: relative;
  z-index: 2;
}

/* Content Card */
.content-card {
  background: var(--nigeria-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-lg);
}

.content-card h2 {
  color: var(--nigeria-green);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  text-align: center;
  font-weight: 600;
}

.content-card h3 {
  color: var(--dark-green);
  font-size: var(--font-size-large);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-align: center;
  justify-content: center;
  font-weight: 500;
}

/* Welcome Text */
.welcome-text {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: #555;
  font-size: var(--font-size-large);
  line-height: 1.6;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.instruction-text {
  display: inline-block;
  font-weight: 600;
  color: var(--nigeria-green);
  font-size: 1.1em;
  background: linear-gradient(135deg, rgba(0, 135, 81, 0.1), rgba(0, 135, 81, 0.05));
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--nigeria-green);
}

/* Quiz Restriction Notice */
.quiz-restriction-notice {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.15), rgba(255, 193, 7, 0.08));
  border: 1px solid rgba(255, 193, 7, 0.3);
  border-left: 4px solid #ffc107;
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin: var(--spacing-lg) auto;
  text-align: center;
  font-size: 0.95rem;
  color: #856404;
  max-width: 400px;
  box-shadow: 0 2px 4px rgba(255, 193, 7, 0.1);
}

.quiz-restriction-notice strong {
  color: #664d03;
  font-weight: 700;
}

/* Form Styles */
.email-form {
  max-width: 400px;
  margin: 0 auto;
  text-align: center;
}

.input-group {
  margin-bottom: var(--spacing-lg);
  text-align: left;
}

.input-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--dark-green);
}

.input-group input {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid #ddd;
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

.input-group input:focus {
  outline: none;
  border-color: var(--nigeria-green);
  box-shadow: 0 0 0 3px rgba(0, 135, 81, 0.1);
}

.input-group input.error {
  border-color: var(--error-red);
}

/* Error Messages */
.error-message {
  color: var(--error-red);
  font-size: 0.875rem;
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: linear-gradient(135deg, rgba(220, 53, 69, 0.1), rgba(220, 53, 69, 0.05));
  border: 1px solid rgba(220, 53, 69, 0.2);
  border-left: 4px solid var(--error-red);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 500;
  line-height: 1.4;
  animation: slideInError 0.3s ease-out;
}

.error-message::before {
  content: "⚠️";
  font-size: 1rem;
  flex-shrink: 0;
}

.error-message.hidden {
  display: none;
}

@keyframes slideInError {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 48px;
}

.btn-primary {
  background: var(--nigeria-green);
  color: var(--nigeria-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
  background: var(--dark-green);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: #f5f5f5;
  color: #666;
  border: 2px solid #ddd;
}

.btn-secondary:hover:not(:disabled) {
  background: #e0e0e0;
  border-color: #ccc;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn.full-width {
  width: 100%;
}

/* Terms & Conditions Styles */
.terms-content {
  margin-bottom: var(--spacing-xl);
}

.rules-list {
  list-style: none;
  margin-bottom: var(--spacing-lg);
}

.rules-list li {
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
  background: #f8f9fa;
  border-left: 4px solid var(--nigeria-green);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.terms-actions {
  border-top: 1px solid #eee;
  padding-top: var(--spacing-lg);
  text-align: center;
}

/* Checkbox Styles */
.checkbox-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  cursor: pointer;
  user-select: none;
  text-align: left;
  justify-content: flex-start;
}

.checkbox-container input[type="checkbox"] {
  display: none;
}

.checkmark {
  width: 20px;
  height: 20px;
  border: 2px solid var(--nigeria-green);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark {
  background: var(--nigeria-green);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark::after {
  content: "✓";
  color: var(--nigeria-white);
  font-weight: bold;
}

/* Floating Progress Bar */
.floating-progress-container {
  position: fixed;
  top: 50%;
  right: 20px;
  transform: translateY(calc(-50% + 120px));
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border: 2px solid var(--nigeria-green);
  border-radius: 15px;
  padding: 12px 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  z-index: 999;
  min-width: 200px;
  max-width: 250px;
  transition: all 0.3s ease;
}

.floating-progress-container:hover {
  transform: translateY(calc(-50% + 120px)) scale(1.02);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
}

.floating-progress-container .progress-text {
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--dark-green);
  font-size: 0.875rem;
  text-align: center;
}

.floating-progress-container .progress-bar {
  width: 100%;
  height: 10px;
  background: rgba(224, 224, 224, 0.8);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.floating-progress-container .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--nigeria-green), var(--light-green));
  border-radius: 8px;
  transition: width var(--transition-normal);
  width: 0%;
  box-shadow: 0 2px 4px rgba(0, 135, 81, 0.3);
  position: relative;
}

.floating-progress-container .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);
  border-radius: 8px;
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Timer Styles */
.timer-container {
  text-align: center;
}

/* Sticky Timer */
.sticky-timer-container {
  position: fixed;
  top: 50%;
  right: 20px;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border: 2px solid var(--nigeria-green);
  border-radius: 15px;
  padding: 15px 12px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  min-width: 100px;
  transition: all 0.3s ease;
}

.sticky-timer-container:hover {
  transform: translateY(-50%) scale(1.05);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
}

.timer {
  font-size: var(--font-size-xl);
  font-weight: bold;
  color: var(--nigeria-green);
  font-family: 'Courier New', monospace;
  background: rgba(0, 135, 81, 0.1);
  padding: 8px 16px;
  border-radius: 25px;
  border: 2px solid rgba(0, 135, 81, 0.2);
  display: inline-block;
}

.timer.warning {
  color: var(--warning-orange);
  animation: pulse 1s infinite;
}

.timer.danger {
  color: var(--error-red);
  animation: pulse 0.5s infinite;
}

.timer-label {
  font-size: 0.875rem;
  color: #666;
  margin-top: var(--spacing-xs);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Question Card */
.question-card {
  background: var(--nigeria-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
}

/* Question Type Container */
.question-type-container {
  margin-bottom: var(--spacing-sm);
  display: flex;
  justify-content: flex-start;
  align-items: center;
}

.question-header {
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-sm) 0;
}

.question-header h2 {
  color: var(--dark-green);
  font-size: var(--font-size-xl);
  line-height: 1.4;
  margin: 0;
  text-align: left;
}

.question-type-badge {
  background: var(--nigeria-green);
  color: var(--nigeria-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 2px 4px rgba(0, 135, 81, 0.2);
  display: inline-block;
}

/* Options Container */
.options-container {
  margin-bottom: var(--spacing-xl);
}

/* Binary Question Layout (2-column × 1-row) */
.options-container.binary-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.options-container.binary-layout .option {
  margin-bottom: 0;
  padding: var(--spacing-lg);
  text-align: center;
  justify-content: center;
  min-height: 80px;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.options-container.binary-layout .option:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  border-color: var(--nigeria-green);
}

.options-container.binary-layout .option.selected {
  background: linear-gradient(135deg, rgba(0, 135, 81, 0.15), rgba(0, 135, 81, 0.05));
  border-color: var(--nigeria-green);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 135, 81, 0.3);
}

.options-container.binary-layout .option-letter {
  width: 36px;
  height: 36px;
  font-size: 1rem;
  margin-right: var(--spacing-sm);
}

.options-container.binary-layout .option-text {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.option {
  display: flex;
  align-items: center;
  padding: 12px var(--spacing-md);
  margin-bottom: 8px;
  border: 2px solid #e0e0e0;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: var(--nigeria-white);
  min-height: 48px;
}

.option:hover {
  border-color: var(--nigeria-green);
  background: #f8f9fa;
}

.option.selected {
  border-color: var(--nigeria-green);
  background: rgba(0, 135, 81, 0.1);
}

.option-letter {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.875rem;
  margin-right: var(--spacing-md);
  transition: all var(--transition-fast);
}

.option.selected .option-letter {
  background: var(--nigeria-green);
  color: var(--nigeria-white);
}

.option-text {
  flex: 1;
  font-size: var(--font-size-base);
}

/* Question Actions */
.question-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* Results Styles */
.results-summary {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.participant-info {
  margin-bottom: 25px;
  padding: 20px;
  background: linear-gradient(135deg, var(--nigeria-white) 0%, rgba(0, 135, 81, 0.1) 100%);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.participant-name {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--dark-green);
  margin-bottom: var(--spacing-xs);
  text-align: center;
}

.completion-time {
  font-size: var(--font-size-base);
  color: #636e72;
  text-align: center;
}

.score-display {
  margin: var(--spacing-xl) 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
}

.score-circle {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--nigeria-green), var(--light-green));
  color: var(--nigeria-white);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.score-circle::after {
  content: '';
  position: absolute;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 2px solid rgba(0, 135, 81, 0.2);
  animation: pulse 2s infinite;
}

#final-score {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.score-total {
  font-size: 1.3rem;
  opacity: 0.9;
  margin-top: var(--spacing-xs);
  background: rgba(0, 135, 81, 0.1);
  padding: 4px 12px;
  border-radius: 15px;
  display: inline-block;
}

.score-details {
  text-align: left;
}

.score-percentage {
  font-size: var(--font-size-xxl);
  font-weight: 600;
  color: var(--nigeria-green);
  margin-bottom: var(--spacing-xs);
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.score-label {
  font-size: var(--font-size-base);
  color: #636e72;
}

.grade-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 16px;
  font-weight: 700;
  font-size: 1.2em;
  color: white;
  margin: 0 5px;
}

.grade-badge.a {
  background: linear-gradient(135deg, #00b894, #00cec9);
  box-shadow: 0 4px 15px rgba(0, 184, 148, 0.3);
}

.grade-badge.b {
  background: linear-gradient(135deg, #0984e3, #00a8ff);
  box-shadow: 0 4px 15px rgba(9, 132, 227, 0.3);
}

.grade-badge.c {
  background: linear-gradient(135deg, #fdcb6e, #ffeaa7);
  box-shadow: 0 4px 15px rgba(253, 203, 110, 0.3);
  color: #2d3436;
}

.grade-badge.d {
  background: linear-gradient(135deg, #ff7675, #fab1a0);
  box-shadow: 0 4px 15px rgba(255, 118, 117, 0.3);
}

.grade-badge.f {
  background: linear-gradient(135deg, #d63031, #ff7675);
  box-shadow: 0 4px 15px rgba(214, 48, 49, 0.3);
}

.grade-description {
  font-size: 1em;
  color: #636e72;
  font-weight: 500;
}

.previous-score {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 5px;
}

.score-value {
  font-size: 1.3em;
  font-weight: 600;
  color: #2d3436;
}

.attempt-date {
  font-size: 1.1em;
  font-weight: 500;
  color: #2d3436;
  margin-bottom: 3px;
}

.attempt-time {
  font-size: 0.9em;
  color: #636e72;
  font-family: monospace;
}

.performance-metrics {
  margin-top: var(--spacing-xl);
}

.metric-group {
  background: linear-gradient(135deg, var(--nigeria-white), rgba(0, 135, 81, 0.1));
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  margin: var(--spacing-md) 0;
  box-shadow: var(--shadow-md);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.metric-item {
  background: rgba(255, 255, 255, 0.5);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  transition: transform var(--transition-fast);
  text-align: center;
  align-items: center;
  justify-content: center;
}

.metric-item:hover {
  transform: translateY(-3px);
}

.metric-item.highlight {
  background: linear-gradient(135deg, var(--nigeria-green), var(--dark-green));
  color: var(--nigeria-white);
}

.metric-label {
  font-weight: 500;
  font-size: 0.9rem;
  opacity: 0.8;
  text-align: center;
}

.metric-value {
  font-weight: 700;
  font-size: 1.1rem;
  text-align: center;
  background: rgba(0, 135, 81, 0.05);
  padding: 6px 12px;
  border-radius: 12px;
  display: inline-block;
  border: 1px solid rgba(0, 135, 81, 0.1);
}

/* Submission Status */
.submission-status {
  margin-bottom: var(--spacing-lg);
  text-align: center;
}



.submission-waiting {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 10px;
}

.loading-spinner {
    width: 30px;
    height: 30px;
    border: 3px solid rgba(0, 96, 100, 0.1);
    border-radius: 50%;
    border-top-color: #006064;
    animation: spin 1s linear infinite;
    flex-shrink: 0;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.waiting-content {
    flex-grow: 1;
    text-align: left;
}

.waiting-message {
    font-size: 1.1em;
    font-weight: 500;
    margin-bottom: 5px;
}

.waiting-note {
    font-size: 0.9em;
    opacity: 0.8;
}

.success-content {
  display: flex;
  flex-direction: column;
  gap: 15px;
  text-align: center;
}

.success-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 10px;
}

.success-icon {
  font-size: 24px;
  line-height: 1;
}

.success-title {
  font-size: 1.25em;
  font-weight: 600;
}

.user-stats {
  background: rgba(255, 255, 255, 0.5);
  padding: 15px;
  border-radius: 8px;
  margin: 10px 0;
}

.user-name {
  font-size: 1.1em;
  margin-bottom: 8px;
}

.score-highlight {
  font-size: 1.2em;
  color: #2d3436;
}

.score-highlight strong {
  color: #155724;
  font-size: 1.3em;
}

.success-message {
  font-size: 1.1em;
  line-height: 1.5;
}

.submission-details {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 0.9em;
  opacity: 0.8;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(21, 87, 36, 0.1);
}

@media (max-width: 768px) {
  .success-header {
    flex-direction: column;
    text-align: center;
  }
  
  .user-stats {
    padding: 12px;
  }
}

/* Randomization Analytics */
.randomization-analytics {
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
  border-radius: var(--border-radius);
  border: 2px solid rgba(0, 135, 81, 0.2);
}

.randomization-analytics h4 {
  color: var(--nigeria-green);
  margin-bottom: var(--spacing-md);
  text-align: center;
  font-size: 1.2rem;
}

.analytics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.analytics-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  background: rgba(0, 135, 81, 0.05);
  border-radius: var(--border-radius-sm);
  border-left: 4px solid var(--nigeria-green);
}

.analytics-item .label {
  font-weight: 600;
  color: var(--text-dark);
}

.analytics-item span:last-child {
  font-weight: 700;
  color: var(--nigeria-green);
}

.question-distribution h5 {
  color: var(--nigeria-green);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.type-breakdown {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
}

.type-item {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: linear-gradient(135deg, var(--nigeria-green), var(--dark-green));
  color: var(--nigeria-white);
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
}



/* Confetti Animation */
.confetti-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  overflow: hidden;
}

.confetti {
  position: absolute;
  width: 10px;
  height: 10px;
  background: #f39c12;
  animation: confetti-fall 3s linear infinite;
}

.confetti:nth-child(odd) {
  background: #e74c3c;
  width: 8px;
  height: 8px;
  animation-duration: 3.5s;
}

.confetti:nth-child(3n) {
  background: #3498db;
  width: 6px;
  height: 6px;
  animation-duration: 2.5s;
}

.confetti:nth-child(4n) {
  background: #2ecc71;
  width: 12px;
  height: 12px;
  animation-duration: 4s;
}

.confetti:nth-child(5n) {
  background: #9b59b6;
  width: 7px;
  height: 7px;
  animation-duration: 3.2s;
}

/* Confetti pieces animation for JavaScript-generated confetti */
.confetti-piece {
    will-change: transform, opacity;
}

@keyframes confetti-fall {
    0% {
        transform: translateY(-100vh) rotate(0deg);
        opacity: 0.8;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

/* Enhanced confetti animation with horizontal movement */
@keyframes confetti-fall-enhanced {
    0% {
        transform: translateY(-20px) translateX(0) rotate(0deg) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    80% {
        opacity: 0.9;
    }
    100% {
        transform: translateY(100vh) translateX(var(--end-x)) rotate(var(--rotations)) scale(0.8);
        opacity: 0;
    }
}

/* Sparkle effect for confetti */
@keyframes sparkle {
    0%, 100% {
        box-shadow: 0 0 5px currentColor, 0 0 10px currentColor;
    }
    50% {
        box-shadow: 0 0 20px currentColor, 0 0 30px currentColor;
    }
}



.action-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin: 30px 0;
    flex-wrap: wrap;
}

.action-buttons .btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 180px;
    justify-content: center;
}

.action-buttons .btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.action-buttons .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4);
}

.action-buttons .btn-secondary {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    color: #8b4513;
    box-shadow: 0 8px 25px rgba(252, 182, 159, 0.3);
}

.action-buttons .btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(252, 182, 159, 0.4);
}

.thank-you-message {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    border-radius: 15px;
    padding: 25px;
    margin: 25px 0;
    color: #2d3436;
    font-size: 1.1em;
    line-height: 1.6;
    box-shadow: 0 8px 25px rgba(168, 237, 234, 0.2);
}



/* Loading Styles */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.loading-overlay.hidden {
  display: none;
}

.loading-content {
  text-align: center;
  color: var(--nigeria-white);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top: 4px solid var(--nigeria-white);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-md);
}

.loading-spinner.large {
  width: 60px;
  height: 60px;
  border-width: 6px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: var(--spacing-sm);
  }

  .content-card {
    padding: var(--spacing-lg);
  }

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

  .question-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .question-actions {
    flex-direction: column;
  }

  .results-details {
    grid-template-columns: 1fr;
  }

  .main-title {
    font-size: 1.75rem;
  }

  .score-circle {
    width: 100px;
    height: 100px;
  }

  #final-score {
    font-size: 2rem;
  }

  /* Results page mobile responsive */
  .results-wrapper {
    padding: var(--spacing-md);
    max-width: 100%;
  }

  .pie-chart {
    width: 160px;
    height: 160px;
  }

  .pie-chart-inner {
    width: 130px;
    height: 130px;
  }

  .chart-score-number {
    font-size: 2rem;
  }

  .stats-grid {
    gap: 0.75rem;
  }

  .stat-card {
    padding: 0.875rem;
  }

  .stat-card-value {
    font-size: 1.5rem;
  }

  .stat-card-time {
    font-size: 1rem;
  }

  .score-card-modern {
    padding: 1.5rem;
    border-radius: 16px;
  }

  .score-header {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-md);
  }

  .score-header h2 {
    text-align: center;
    font-size: 1.25rem;
  }

  .participant-badge {
    text-align: center;
    justify-content: center;
  }

  .score-content {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
  }

  .score-number {
    font-size: 3rem;
  }

  .score-percentage {
    font-size: 1.5rem;
    padding: 10px 20px;
  }

  .performance-cards-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .performance-card {
    padding: 1.25rem;
  }

  .quick-stats .card-body {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .stat-item {
    padding: 1rem;
  }

  .stat-number {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .screen {
    padding: var(--spacing-sm);
  }

  .content-card {
    padding: var(--spacing-md);
  }

  .main-title {
    font-size: 1.5rem;
  }

  .subtitle {
    font-size: 1rem;
  }

  /* Enhanced touch targets for mobile */
  .btn {
    min-height: 48px;
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .option {
    min-height: 56px;
    padding: var(--spacing-md);
  }

  /* Improved analytics grid for mobile */
  .analytics-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .analytics-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

  /* Better timer display on mobile */
  .timer {
    font-size: 1.1rem;
  }

  /* Optimized question counter */
  .question-counter {
    font-size: 0.9rem;
  }

  .sticky-timer-container {
    position: fixed;
    top: 20px;
    right: 10px;
    transform: none;
    padding: 10px 8px;
    min-width: 80px;
  }

  .floating-progress-container {
    position: fixed;
    top: 90px;
    right: 10px;
    transform: none;
    min-width: 150px;
    max-width: 180px;
    padding: 8px 12px;
  }

  .floating-progress-container .progress-text {
    font-size: 0.75rem;
  }

  /* Results page for small mobile */
  .score-card-modern {
    padding: 1.25rem;
  }

  .score-number {
    font-size: 2.5rem;
    gap: 4px;
  }

  .score-divider,
  .score-total {
    font-size: 2rem;
  }

  .score-percentage {
    font-size: 1.25rem;
    padding: 8px 16px;
  }

  .participant-badge {
    padding: 8px 16px;
    font-size: 0.85rem;
  }

  .performance-card {
    padding: 1rem;
    border-radius: 16px;
  }

  .card-icon {
    width: 32px;
    height: 32px;
    font-size: 1.25rem;
  }

  .performance-card h3 {
    font-size: 1rem;
  }

  .stat-item {
    padding: 0.875rem;
  }

  .stat-number {
    font-size: 1.75rem;
  }

  .stat-label {
    font-size: 0.7rem;
  }

  .time-value {
    font-size: 1.5rem;
  }

  .btn-modern {
    padding: 14px 24px;
    font-size: 1rem;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for keyboard navigation */
.btn:focus,
.option:focus,
input:focus,
.checkbox-container:focus-within {
  outline: 2px solid var(--nigeria-green);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .content-card {
    border: 2px solid var(--dark-green);
  }
  
  .option {
    border-width: 3px;
  }
}

/* Performance optimizations */
.content-card,
.option,
.btn {
  will-change: transform;
  backface-visibility: hidden;
}

.loading-spinner {
  will-change: transform;
}

/* Optimize animations for better performance */
@media (prefers-reduced-motion: no-preference) {
  .option:hover,
  .btn:hover {
    transform: translateY(-2px);
    transition: transform 0.2s ease;
  }
  
  .score-circle {
    animation: scoreReveal 0.8s ease-out;
  }
  
  @keyframes scoreReveal {
    0% {
      transform: scale(0.8);
      opacity: 0;
    }
    100% {
      transform: scale(1);
      opacity: 1;
    }
  }
}

/* ============================================================================
   MODERN RESULTS PAGE STYLES - Clean Minimal Design with Circular Chart
   ============================================================================ */

/* Results Wrapper */
.results-wrapper {
  max-width: 480px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  background: white;
  border-radius: 24px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

/* Results Screen Header */
#results-screen .header {
  text-align: center;
  margin-bottom: 2rem;
}

#results-screen .main-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--nigeria-green);
  margin-bottom: 0.5rem;
  text-shadow: none;
}

#results-screen .subtitle {
  font-size: 0.875rem;
  color: #6b7280;
  text-shadow: none;
  opacity: 1;
  padding: 0 1rem;
}

/* Circular Progress Chart */
.pie-chart {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: conic-gradient(
    var(--nigeria-green) 0% var(--score-fill, 0%),
    #E0E0E0 var(--score-fill, 0%) 100%
  );
  box-shadow: 0 4px 20px rgba(0, 135, 81, 0.2);
  transition: all 0.3s ease, transform 0.3s ease;
}

.pie-chart:hover {
  box-shadow: 0 6px 30px rgba(0, 135, 81, 0.3);
  transform: scale(1.02);
}

.pie-chart-inner {
  background-color: white;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.chart-score-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--nigeria-green);
  line-height: 1;
}

.chart-score-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: #6b7280;
  margin-top: 0.25rem;
}

.flex {
  display: flex;
}

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

.mb-10 {
  margin-bottom: 2.5rem;
}

/* Statistics Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: white;
  padding: 1rem;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border: 1px solid #f3f4f6;
  transition: all 0.3s ease;
  cursor: pointer;
}

.stat-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  transform: scale(1.02);
}

.stat-progress-bar {
  height: 6px;
  width: 100%;
  background: #e5e7eb;
  border-radius: 999px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.stat-progress-fill {
  height: 100%;
  background: var(--nigeria-green);
  border-radius: 999px;
  width: 0%;
  transition: width 1s ease-out;
}

.stat-card-value {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--nigeria-green);
  line-height: 1;
  margin: 0;
}

.stat-card-time {
  font-size: 1.25rem;
  font-weight: 800;
  color: #1f2937;
  line-height: 1.3;
  margin: 0;
  margin-bottom: 0.5rem;
}

.stat-card-label {
  font-size: 0.75rem;
  color: #6b7280;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0.25rem 0 0 0;
}

/* Participant Details Card */
.participant-details-card {
  background: white;
  padding: 1rem;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border: 1px solid #f3f4f6;
  margin-bottom: 2rem;
  text-align: left;
  transition: all 0.3s ease;
  cursor: pointer;
}

.participant-details-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  transform: scale(1.01);
}

.participant-details-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--nigeria-green);
  margin: 0 0 0.5rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #f3f4f6;
}

.participant-details-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.25rem 0;
}

.participant-detail-label {
  font-size: 0.875rem;
  color: #6b7280;
  font-weight: 500;
}

.participant-detail-value {
  font-size: 0.875rem;
  font-weight: 700;
  color: #1f2937;
}

/* Leaderboard Button */
.leaderboard-button {
  display: block;
  width: 100%;
  padding: 1rem;
  background: #FFC72C;
  color: #1f2937;
  font-weight: 800;
  font-size: 1.125rem;
  border-radius: 16px;
  text-align: center;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(255, 199, 44, 0.3);
  transition: all 0.3s ease;
  cursor: pointer;
}

.leaderboard-button:hover {
  box-shadow: 0 6px 20px rgba(255, 199, 44, 0.4);
  transform: scale(1.01);
  background: #FFD700;
}

/* Main Score Card */
.score-card-modern {
  background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
  border-radius: 24px;
  padding: 2.5rem;
  margin-bottom: var(--spacing-xl);
  box-shadow: 0 10px 40px rgba(0, 135, 81, 0.15), 0 4px 12px rgba(0, 0, 0, 0.08);
  border: 2px solid rgba(0, 135, 81, 0.12);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.score-card-modern:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 50px rgba(0, 135, 81, 0.2), 0 6px 16px rgba(0, 0, 0, 0.1);
}

.score-card-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--nigeria-green) 0%, var(--light-green) 50%, var(--celebration-gold) 100%);
  border-radius: 24px 24px 0 0;
}

.score-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.score-header h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--dark-green);
  margin: 0;
}

.participant-badge {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: var(--nigeria-white);
  padding: 10px 20px;
  border-radius: 24px;
  font-size: 0.95rem;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.3px;
  transition: all 0.3s ease;
}

.participant-badge:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.45);
}

.participant-badge::before {
  content: '👤';
  font-size: 1.1em;
}

.score-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.score-primary {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-md);
}

.score-number {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--nigeria-green) 0%, var(--light-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  text-shadow: 0 2px 20px rgba(0, 135, 81, 0.3);
}

.score-divider {
  font-size: 2.5rem;
  color: #cbd5e1;
  font-weight: 400;
}

.score-total {
  font-size: 2.5rem;
  color: #94a3b8;
  font-weight: 500;
}

.score-percentage {
  font-size: 2rem;
  font-weight: 700;
  color: var(--nigeria-white);
  background: linear-gradient(135deg, var(--nigeria-green) 0%, var(--light-green) 100%);
  padding: 12px 24px;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0, 135, 81, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.score-status {
  text-align: right;
  color: #666;
  font-size: 0.95rem;
}

/* Performance Cards Grid */
.performance-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: var(--spacing-xl);
}

.performance-card {
  background: linear-gradient(135deg, #ffffff 0%, #fefefe 100%);
  border-radius: 20px;
  padding: 1.75rem;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
  border: 2px solid rgba(0, 135, 81, 0.08);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.performance-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--nigeria-green), var(--light-green), var(--celebration-gold));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.performance-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(0, 135, 81, 0.15), 0 4px 12px rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 135, 81, 0.2);
}

.performance-card:hover::before {
  opacity: 1;
}

.performance-card .card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid #f5f5f5;
}

.card-icon {
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 135, 81, 0.1);
  border-radius: 8px;
}

.performance-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dark-green);
  margin: 0;
}

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

/* Quick Stats Card */
.quick-stats .card-body {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  gap: var(--spacing-sm);
}

.stat-item {
  text-align: center;
  flex: 1;
  padding: 1.25rem 1rem;
  border-radius: 16px;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  border: 2px solid #e5e7eb;
  transition: all 0.3s ease;
}

.stat-item:hover {
  transform: scale(1.05);
  border-color: var(--nigeria-green);
  box-shadow: 0 4px 12px rgba(0, 135, 81, 0.15);
}

.stat-item:nth-child(1) {
  border-top: 4px solid #3b82f6;
}

.stat-item:nth-child(2) {
  border-top: 4px solid #f59e0b;
}

.stat-item.highlight {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(5, 150, 105, 0.08));
  border: 2px solid rgba(16, 185, 129, 0.3);
  border-top: 4px solid var(--nigeria-green);
}

.stat-number {
  display: block;
  font-size: 2.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--nigeria-green), var(--light-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item:nth-child(1) .stat-number {
  background: linear-gradient(135deg, #3b82f6, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item:nth-child(2) .stat-number {
  background: linear-gradient(135deg, #f59e0b, #fbbf24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.8rem;
  color: #64748b;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Timing Card */
.timing-main {
  text-align: center;
  padding: var(--spacing-md);
  background: linear-gradient(135deg, #f8f9fa, #ffffff);
  border-radius: 8px;
}

.time-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--nigeria-green);
  font-family: 'Courier New', monospace;
  margin-bottom: 4px;
}

.time-label {
  font-size: 0.9rem;
  color: #666;
  font-weight: 500;
}

.timing-secondary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  background: #f8f9fa;
  border-radius: 6px;
}

.avg-time {
  font-weight: 600;
  color: var(--dark-green);
  font-family: 'Courier New', monospace;
}

.avg-label {
  font-size: 0.85rem;
  color: #666;
}

/* Analytics Card */
.analytics-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  background: #f8f9fa;
  border-radius: 6px;
}

.analytics-label {
  font-size: 0.9rem;
  color: #666;
  font-weight: 500;
}

.analytics-value {
  font-weight: 600;
  color: var(--dark-green);
  font-size: 0.9rem;
}

.analytics-value.monospace {
  font-family: 'Courier New', monospace;
  font-size: 0.8rem;
  background: rgba(0, 135, 81, 0.1);
  padding: 4px 8px;
  border-radius: 4px;
}

/* Question Types Card */
.question-types-card {
  background: var(--nigeria-white);
  border-radius: 12px;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  border: 1px solid #f0f0f0;
}

.question-types-card .card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid #f5f5f5;
}

.type-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
}

.type-badges .type-item {
  background: linear-gradient(135deg, var(--nigeria-green), var(--dark-green));
  color: var(--nigeria-white);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0, 135, 81, 0.2);
  transition: transform var(--transition-fast);
}

.type-badges .type-item:hover {
  transform: translateY(-1px);
}

/* Action Section */
.action-section {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.btn-modern {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 16px 32px;
  background: linear-gradient(135deg, var(--nigeria-green), var(--dark-green));
  color: var(--nigeria-white);
  text-decoration: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1.1rem;
  box-shadow: 0 6px 20px rgba(0, 135, 81, 0.3);
  transition: all var(--transition-normal);
  border: none;
  cursor: pointer;
}

.btn-modern:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 135, 81, 0.4);
}

.btn-icon {
  font-size: 1.2rem;
}

.btn-text {
  font-weight: 600;
}

/* Card-Based Results Display Styles (Legacy Support) */
.results-cards-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
  max-width: 100%;
}

/* Results Screen Header Override */
#results-screen .header {
  color: var(--text-color);
  margin-bottom: var(--spacing-lg);
}

#results-screen .main-title {
  color: var(--nigeria-green);
  text-shadow: none;
  font-size: var(--font-size-xxl);
  font-weight: bold;
  margin-bottom: var(--spacing-xs);
}

#results-screen .subtitle {
  color: var(--text-muted);
  text-shadow: none;
  opacity: 1;
}

.results-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  background: var(--nigeria-white);
  box-shadow: var(--shadow-md);
  border-left: 5px solid var(--nigeria-green);
}

.results-header.timeout-status {
  border-left-color: var(--warning-orange);
  background: linear-gradient(135deg, #fff3e0 0%, #ffffff 100%);
}

.results-header.completed-status {
  border-left-color: var(--nigeria-green);
  background: linear-gradient(135deg, #e8f5e8 0%, #ffffff 100%);
}

.results-header.repeat-status {
  border-left-color: #2196F3;
  background: linear-gradient(135deg, #e3f2fd 0%, #ffffff 100%);
}

.status-indicator {
  font-size: 2rem;
  line-height: 1;
}

.status-content h3 {
  margin: 0;
  color: var(--dark-green);
  font-size: var(--font-size-xl);
}

.status-content .completion-status {
  margin: 0;
  color: #666;
  font-size: 0.9rem;
  text-transform: capitalize;
}

/* Individual Result Cards */
.performance-card,
.user-info-card,
.timing-card,
.session-card,
.previous-results-card,
.restriction-notice-card {
  background: var(--nigeria-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition-normal);
}

.performance-card:hover,
.user-info-card:hover,
.timing-card:hover,
.session-card:hover,
.previous-results-card:hover {
  box-shadow: var(--shadow-md);
}

/* Card Headers */
.card-header {
  background: linear-gradient(135deg, var(--nigeria-green) 0%, var(--dark-green) 100%);
  color: var(--nigeria-white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Timeout Highlighting */
.timeout-highlight {
  background: linear-gradient(135deg, #fff3e0 0%, #ffecb3 100%);
  border-left: 4px solid #ff9800;
  padding-left: calc(var(--spacing-sm) + 4px);
}

.timeout-status .results-header {
  background: linear-gradient(135deg, #fff3e0 0%, #ffecb3 100%);
  border-left: 4px solid #ff9800;
}

/* Status Badges */
.timeout-badge,
.completion-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  border-radius: 15px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-left: auto;
}

.timeout-badge {
  background: linear-gradient(135deg, #ff9800 0%, #f57c00 100%);
  color: var(--nigeria-white);
  box-shadow: 0 2px 4px rgba(255, 152, 0, 0.3);
}

.completion-badge {
  background: linear-gradient(135deg, var(--nigeria-green) 0%, var(--dark-green) 100%);
  color: var(--nigeria-white);
  box-shadow: 0 2px 4px rgba(0, 135, 81, 0.3);
}

/* Policy Note Styling */
.policy-note {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-xs);
  background: rgba(0, 135, 81, 0.1);
  border-radius: var(--border-radius-sm);
  font-style: italic;
  color: var(--dark-green);
  font-size: 0.9rem;
}

/* Submission Overlays */
.submission-error-overlay,
.submission-waiting-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  backdrop-filter: blur(4px);
}

.error-card,
.waiting-card {
  background: var(--nigeria-white);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  max-width: 400px;
  width: 90%;
  animation: slideInUp 0.3s ease-out;
}

.error-header,
.waiting-header {
  background: linear-gradient(135deg, var(--nigeria-green) 0%, var(--dark-green) 100%);
  color: var(--nigeria-white);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.error-header h3,
.waiting-header h3 {
  margin: 0;
  font-size: 1.2rem;
}

.error-content,
.waiting-content {
  padding: var(--spacing-md);
}

.error-content p,
.waiting-content p {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-color);
  line-height: 1.5;
}

.waiting-note {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: var(--spacing-sm);
}

.error-content .btn {
  width: 100%;
  margin-top: var(--spacing-sm);
}

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

.card-header h4 {
  margin: 0;
  font-size: var(--font-size-large);
  font-weight: 600;
}

/* Card Content */
.card-content {
  padding: var(--spacing-md);
}

/* Metric Rows */
.metric-row,
.info-row,
.timing-row,
.session-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid #f0f0f0;
}

.metric-row:last-child,
.info-row:last-child,
.timing-row:last-child,
.session-row:last-child {
  border-bottom: none;
}

.metric-row.primary {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-sm);
  border: 2px solid var(--nigeria-green);
}

.metric-label,
.info-label,
.timing-label,
.session-label {
  font-weight: 600;
  color: var(--dark-green);
  flex: 1;
}

.metric-value,
.info-value,
.timing-value,
.session-value {
  font-weight: 700;
  color: #333;
  text-align: right;
}

.metric-percentage {
  font-size: 0.9rem;
  color: var(--nigeria-green);
  font-weight: 700;
  margin-left: var(--spacing-xs);
}

.monospace {
  font-family: 'Courier New', monospace;
  font-size: 0.85rem;
  background: #f8f9fa;
  padding: 2px 6px;
  border-radius: 4px;
}

/* Timeout Highlighting */
.timeout-status .metric-row.primary {
  border-color: var(--warning-orange);
  background: linear-gradient(135deg, #fff3e0 0%, #ffffff 100%);
}

.timeout-status .metric-value {
  color: var(--warning-orange);
}

.timeout-status .card-header {
  background: linear-gradient(135deg, var(--warning-orange) 0%, #f57c00 100%);
}

/* Repeat Attempt Specific Styles */
.repeat-attempt .previous-results-card .card-header {
  background: linear-gradient(135deg, #2196F3 0%, #1976D2 100%);
}

.restriction-notice-card {
  border: 2px solid var(--warning-orange);
  background: linear-gradient(135deg, #fff3e0 0%, #ffffff 100%);
}

.restriction-notice-card .card-header {
  background: linear-gradient(135deg, var(--warning-orange) 0%, #f57c00 100%);
}

.restriction-notice-card .card-content p {
  color: #666;
  line-height: 1.6;
  margin: 0;
}

/* Responsive Design for Cards */
@media (max-width: 768px) {
  .results-cards-container {
    gap: var(--spacing-sm);
  }
  
  .results-header {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-sm);
  }
  
  .metric-row,
  .info-row,
  .timing-row,
  .session-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }
  
  .metric-value,
  .info-value,
  .timing-value,
  .session-value {
    text-align: left;
  }
  
  .metric-percentage {
    margin-left: 0;
  }
}

/* Animation for Card Appearance */
@media (prefers-reduced-motion: no-preference) {
  .results-cards-container > * {
    animation: cardSlideIn 0.4s ease-out;
    animation-fill-mode: both;
  }
  
  .results-cards-container > *:nth-child(1) { animation-delay: 0.1s; }
  .results-cards-container > *:nth-child(2) { animation-delay: 0.2s; }
  .results-cards-container > *:nth-child(3) { animation-delay: 0.3s; }
  .results-cards-container > *:nth-child(4) { animation-delay: 0.4s; }
  .results-cards-container > *:nth-child(5) { animation-delay: 0.5s; }
  
  @keyframes cardSlideIn {
    0% {
      opacity: 0;
      transform: translateY(20px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
}