/**
 * Rapid Fire Mode Styles
 * Purpose: Styling for quiz-style rapid fire matching game
 */

.rapid-fire-page {
  min-height: 100vh;
  padding: var(--spacing-lg);
  background: var(--color-bg-primary);
}

.rapid-fire-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border-primary);
}

.rapid-fire-header .page-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.rapid-fire-header .page-title i {
  color: #3b82f6;
}

/* Menu Screen */
.rapid-fire-menu {
  max-width: 800px;
  margin: 0 auto;
}

.menu-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.menu-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.menu-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: center;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.menu-title i {
  color: var(--color-accent-cyan);
}

.menu-description {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.menu-settings {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.setting-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.setting-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.setting-label i {
  color: var(--color-accent-cyan);
}

.setting-slider {
  width: 100%;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-bg-tertiary);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.setting-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-accent-cyan);
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 245, 255, 0.3);
}

.setting-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-accent-cyan);
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 4px rgba(0, 245, 255, 0.3);
}

.setting-value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-accent-cyan);
  text-align: center;
}

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

.stat-card {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 245, 255, 0.15);
}

.stat-icon {
  font-size: 2rem;
  color: var(--color-accent-cyan);
}

.stat-info {
  flex: 1;
}

.stat-title {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

/* Light mode stat cards in rapid-fire page - high contrast */
[data-theme="light"] .stat-card {
  background: #ffffff;
  border: 2px solid rgba(30, 64, 175, 0.3);
  box-shadow: 0 4px 20px rgba(30, 64, 175, 0.12);
}

[data-theme="light"] .stat-card:hover {
  border-color: rgba(30, 64, 175, 0.5);
  box-shadow: 0 8px 30px rgba(30, 64, 175, 0.2);
}

[data-theme="light"] .stat-icon {
  color: #1e40af;
}

[data-theme="light"] .stat-title {
  color: #475569;
  font-weight: 600;
}

[data-theme="light"] .stat-number {
  color: #0f172a;
  font-weight: 800;
}

/* Game Screen */
.rapid-fire-game {
  max-width: 1200px;
  margin: 0 auto;
}

.game-stats {
  display: flex;
  justify-content: space-around;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
}

/* Progress Bar */
.progress-bar-container {
  width: 100%;
  height: 8px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-xl);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--color-accent-cyan),
    var(--color-accent-purple)
  );
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
  width: 0%;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-text-primary);
}

.streak-value {
  color: var(--color-accent-cyan);
}

.stat-item.streak-active .stat-value {
  animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* Timer */
.timer-container {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-xl);
}

.timer-ring {
  position: relative;
  width: 120px;
  height: 120px;
}

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

.timer-circle-bg {
  fill: none;
  stroke: var(--color-bg-tertiary);
  stroke-width: 8;
}

.timer-circle {
  fill: none;
  stroke: var(--color-accent-cyan);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 283;
  transition:
    stroke-dashoffset 1s linear,
    stroke 0.3s ease;
}

.timer-circle.warning {
  stroke: #f59e0b;
}

.timer-circle.danger {
  stroke: #ef4444;
}

.timer-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  transition: all 0.3s ease;
}

.timer-text.urgent {
  color: #ef4444;
  animation: pulse-urgent 0.5s ease-in-out infinite;
}

@keyframes pulse-urgent {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.15);
  }
}

/* Question */
.question-container {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
}

.question-text {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.5;
}

/* Story Options */
.story-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.story-option-card {
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.story-option-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent-cyan);
  box-shadow: 0 8px 16px rgba(0, 245, 255, 0.2);
}

.story-option-card.correct-answer {
  border-color: #10b981;
  background: color-mix(in oklab, #10b981 10%, var(--color-bg-secondary));
  animation: correctPulse 0.5s ease;
}

.story-option-card.wrong-answer {
  border-color: #ef4444;
  background: color-mix(in oklab, #ef4444 10%, var(--color-bg-secondary));
  animation: shake 0.5s ease;
}

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

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

.option-label {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-cyan);
  color: var(--color-text-primary);
  font-weight: 700;
  border-radius: 50%;
  font-size: 1rem;
  z-index: 1;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.option-content {
  padding-top: var(--spacing-sm);
}

.option-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.option-preview {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.option-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.meta-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Feedback */
.feedback-container {
  text-align: center;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.3s ease;
}

.feedback-container.show {
  opacity: 1;
  transform: translateY(0);
}

.feedback-message {
  font-size: 1.25rem;
  font-weight: 600;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  animation: slideIn 0.3s ease;
}

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

.feedback-correct {
  background: color-mix(in oklab, #10b981 15%, var(--color-bg-secondary));
  border: 2px solid #10b981;
  color: #10b981;
}

.feedback-wrong {
  background: color-mix(in oklab, #ef4444 15%, var(--color-bg-secondary));
  border: 2px solid #ef4444;
  color: #ef4444;
}

.feedback-detail {
  font-size: 0.875rem;
  margin-top: var(--spacing-sm);
  color: var(--color-text-secondary);
  font-weight: 400;
}

/* Flash Animations */
body.flash-correct {
  animation: flashGreen 0.5s ease;
}

body.flash-wrong {
  animation: flashRed 0.5s ease;
}

@keyframes flashGreen {
  0%,
  100% {
    background-color: transparent;
  }
  50% {
    background-color: rgba(16, 185, 129, 0.05);
  }
}

@keyframes flashRed {
  0%,
  100% {
    background-color: transparent;
  }
  50% {
    background-color: rgba(239, 68, 68, 0.05);
  }
}

/* Review Screen */
.rapid-fire-review {
  max-width: 800px;
  margin: 0 auto;
}

.review-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.review-header {
  text-align: center;
}

.review-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.review-title i {
  color: #fbbf24;
}

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

.review-stat-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.review-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 245, 255, 0.15);
}

.review-stat-card .stat-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.score-card .stat-icon {
  color: #fbbf24;
}

.accuracy-card .stat-icon {
  color: var(--color-accent-cyan);
}

.streak-card .stat-icon {
  color: #ef4444;
}

.review-stat-card .stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.review-stat-card .stat-label {
  font-size: 1rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.review-breakdown {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
}

.breakdown-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-border-primary);
}

.breakdown-item:last-child {
  border-bottom: none;
}

.breakdown-label {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.breakdown-value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.correct-value {
  color: #10b981;
}

.wrong-value {
  color: #ef4444;
}

.review-questions {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.review-questions-title {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.review-questions-title i {
  color: var(--color-accent-cyan);
}

.questions-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  max-height: 500px;
  overflow-y: auto;
}

.question-review-item {
  background: var(--color-bg-primary);
  border: 2px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  transition: all 0.3s ease;
}

.question-review-item.correct {
  border-color: #10b981;
  background: color-mix(in oklab, #10b981 5%, var(--color-bg-primary));
}

.question-review-item.wrong {
  border-color: #ef4444;
  background: color-mix(in oklab, #ef4444 5%, var(--color-bg-primary));
}

.review-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.review-item-number {
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: 0.9rem;
}

.review-item-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 600;
  font-size: 0.9rem;
}

.question-review-item.correct .review-item-status {
  color: #10b981;
}

.question-review-item.wrong .review-item-status {
  color: #ef4444;
}

.review-item-question {
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.review-item-question strong {
  color: var(--color-accent-cyan);
}

.review-item-answer {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.answer-explanation {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.answer-explanation strong {
  color: var(--color-text-primary);
}

.answer-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
}

.answer-label {
  font-weight: 600;
  color: var(--color-text-secondary);
  min-width: 120px;
}

.answer-value {
  flex: 1;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.answer-value.correct {
  background: color-mix(in oklab, #10b981 15%, var(--color-bg-secondary));
  color: #10b981;
}

.answer-value.wrong {
  background: color-mix(in oklab, #ef4444 15%, var(--color-bg-secondary));
  color: #ef4444;
}

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

/* Responsive Design */
/* Tablet */
@media (max-width: 1024px) and (min-width: 769px) {
  .rapid-fire-page {
    padding: var(--spacing-md);
  }

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

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

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

/* Mobile */
@media (max-width: 768px) {
  .rapid-fire-page {
    padding: var(--spacing-md);
  }

  .rapid-fire-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

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

  .timer-ring {
    width: 100px;
    height: 100px;
  }

  .timer-text {
    font-size: 2rem;
  }

  .story-options {
    grid-template-columns: 1fr;
  }

  .question-text {
    font-size: 1.25rem;
  }

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

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

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

  .review-stat-card .stat-value {
    font-size: 2rem;
  }
}

/* Error Notification */
.error-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background: #ef4444;
  color: white;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
  z-index: 1000;
  animation: slideIn 0.3s ease;
}