/* ═══════════════════════════════════════════════════════════════
   AWS AIF-C01 Exam Trainer — Design System & Styles
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* Colors — AWS-inspired palette */
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: #1a2035;
  --bg-card-hover: #1e2640;
  --bg-elevated: #222b45;

  --accent-primary: #ff9900;     /* AWS Orange */
  --accent-secondary: #146eb4;   /* AWS Blue */
  --accent-gradient: linear-gradient(135deg, #ff9900, #ffb347);
  --accent-glow: rgba(255, 153, 0, 0.15);

  --text-primary: #f0f4f8;
  --text-secondary: #8899aa;
  --text-muted: #556677;

  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.1);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);

  --border: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(255, 153, 0, 0.1);

  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  min-height: 100vh;
}

/* ── Screens ──────────────────────────────────────────────────── */
.screen {
  display: none;
  min-height: 100vh;
  animation: fadeIn 0.3s ease;
}

.screen.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 20px;
}

/* ── Hero (Home Screen) ──────────────────────────────────────── */
.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 1;
  animation: slideUp 0.6s ease;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255, 153, 0, 0.12);
  border: 1px solid rgba(255, 153, 0, 0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-primary);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.hero h1 .accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

/* ── Stats Row ────────────────────────────────────────────────── */
.stats-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 120px;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

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

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ── Buttons ──────────────────────────────────────────────────── */
.mode-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #000;
  box-shadow: 0 4px 16px rgba(255, 153, 0, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255, 153, 0, 0.35);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn-outline:hover {
  border-color: var(--accent-primary);
  background: rgba(255, 153, 0, 0.05);
}

.btn-accent {
  background: linear-gradient(135deg, var(--success), #059669);
  color: #fff;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.25);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(16, 185, 129, 0.35);
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.05rem;
}

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

.btn-icon {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 8px;
  border-radius: var(--radius-sm);
}

.btn-icon:hover {
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

.btn-back:hover {
  color: var(--accent-primary);
  background: rgba(255, 153, 0, 0.05);
}

/* ── Top Bar ──────────────────────────────────────────────────── */
.top-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.mode-badge {
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
}

.mode-badge.practice {
  background: rgba(20, 110, 180, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(20, 110, 180, 0.3);
}

.mode-badge.exam {
  background: rgba(255, 153, 0, 0.12);
  color: var(--accent-primary);
  border: 1px solid rgba(255, 153, 0, 0.25);
}

.mode-badge.review {
  background: rgba(139, 92, 246, 0.12);
  color: #a78bfa;
  border: 1px solid rgba(139, 92, 246, 0.25);
}

.question-nav, .exam-progress {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.counter {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  min-width: 70px;
  text-align: center;
}

.progress-bar-mini {
  width: 120px;
  height: 4px;
  background: var(--bg-card);
  border-radius: 100px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: 100px;
  transition: width 0.3s ease;
  width: 0%;
}

/* ── Question Card ────────────────────────────────────────────── */
.question-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  animation: scaleIn 0.3s ease;
}

.question-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.question-number {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.et-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(20, 110, 180, 0.2);
  transition: var(--transition);
}

.et-link:hover {
  background: rgba(20, 110, 180, 0.1);
  border-color: rgba(20, 110, 180, 0.4);
}

.exam-flag {
  cursor: pointer;
  font-size: 1.2rem;
  opacity: 0.3;
  transition: var(--transition);
  user-select: none;
}

.exam-flag.flagged {
  opacity: 1;
  transform: scale(1.2);
}

.question-text {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: 28px;
}

/* ── Options ──────────────────────────────────────────────────── */
.options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.option-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  user-select: none;
}

.option-item:hover {
  border-color: var(--border-light);
  background: rgba(255, 255, 255, 0.04);
}

.option-item.selected {
  border-color: var(--accent-primary);
  background: rgba(255, 153, 0, 0.06);
}

.option-item.correct {
  border-color: var(--success);
  background: var(--success-bg);
}

.option-item.wrong {
  border-color: var(--danger);
  background: var(--danger-bg);
}

.option-letter {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  transition: var(--transition);
}

.option-item.selected .option-letter {
  background: var(--accent-primary);
  color: #000;
}

.option-item.correct .option-letter {
  background: var(--success);
  color: #fff;
}

.option-item.wrong .option-letter {
  background: var(--danger);
  color: #fff;
}

.option-text {
  padding-top: 4px;
  flex: 1;
  font-size: 0.95rem;
  line-height: 1.5;
}

/* ── Answer Section (Practice) ────────────────────────────────── */
.answer-section {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.answer-reveal {
  animation: slideUp 0.3s ease;
}

.answer-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.answer-badge.correct {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.answer-badge.not-available {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.vote-distribution {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.vote-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.vote-chip .letter {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.vote-chip .vote-pct {
  font-weight: 700;
  color: var(--accent-primary);
}

.vote-chip .vote-cnt {
  font-size: 0.78rem;
  opacity: 0.75;
}

.vote-chip.most-voted {
  border-color: rgba(255, 153, 0, 0.4);
  background: rgba(255, 153, 0, 0.1);
}

.vote-chip.most-voted .letter {
  color: var(--accent-primary);
}

.mode-badge.errors {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ── Exam Navigation ──────────────────────────────────────────── */
.exam-nav {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  justify-content: flex-end;
  flex-wrap: wrap;
}

/* ── Exam Setup ───────────────────────────────────────────────── */
.setup-card {
  max-width: 520px;
  margin: 60px auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.4s ease;
}

.setup-card h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.setup-info {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 32px;
  line-height: 1.6;
}

.form-group {
  margin-bottom: 28px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.slider-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.slider-group input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  height: 6px;
  border-radius: 100px;
  background: var(--bg-elevated);
  outline: none;
}

.slider-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(255, 153, 0, 0.3);
  transition: var(--transition);
}

.slider-group input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.slider-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-primary);
  min-width: 50px;
  text-align: center;
}

.form-hint {
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── Review Panel ─────────────────────────────────────────────── */
.review-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-top: 24px;
  animation: slideUp 0.3s ease;
}

.review-panel h3 {
  margin-bottom: 8px;
}

.review-info {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(44px, 1fr));
  gap: 6px;
  margin-bottom: 20px;
}

.review-cell {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-secondary);
}

.review-cell:hover {
  border-color: var(--accent-primary);
}

.review-cell.answered {
  background: rgba(20, 110, 180, 0.15);
  border-color: rgba(20, 110, 180, 0.3);
  color: #60a5fa;
}

.review-cell.flagged::after {
  content: '🚩';
  font-size: 0.5rem;
  position: absolute;
  top: 2px;
  right: 2px;
}

.review-cell {
  position: relative;
}

.review-summary {
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-align: center;
  margin-bottom: 24px;
}

/* ── Results Screen ───────────────────────────────────────────── */
.results-card {
  max-width: 600px;
  margin: 40px auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: scaleIn 0.4s ease;
}

.results-icon {
  font-size: 4rem;
  margin-bottom: 16px;
}

.results-card h2 {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.results-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 36px;
}

.results-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.result-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

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

.circular-chart {
  width: 100%;
  height: 100%;
}

.circle-bg {
  fill: none;
  stroke: var(--bg-elevated);
  stroke-width: 3;
}

.circle-fill {
  fill: none;
  stroke: var(--accent-primary);
  stroke-width: 3;
  stroke-linecap: round;
  transition: stroke-dasharray 1s ease;
}

.circle-fill.pass {
  stroke: var(--success);
}

.circle-fill.fail {
  stroke: var(--danger);
}

.percentage {
  fill: var(--text-primary);
  font-size: 0.45rem;
  font-weight: 700;
  text-anchor: middle;
  font-family: 'Inter', sans-serif;
}

.result-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
}

.result-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.result-details {
  text-align: left;
  margin-bottom: 32px;
}

.results-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Review Verdict ───────────────────────────────────────────── */
.review-verdict {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.review-verdict.correct {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.review-verdict.wrong {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.review-verdict.unanswered {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 640px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .question-card {
    padding: 20px;
  }

  .setup-card {
    padding: 24px;
    margin: 20px auto;
  }

  .results-card {
    padding: 28px 20px;
  }

  .mode-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .stats-row {
    gap: 8px;
  }

  .stat-card {
    padding: 14px 18px;
    min-width: 90px;
  }

  .top-bar {
    gap: 8px;
  }

  .review-grid {
    grid-template-columns: repeat(auto-fill, minmax(38px, 1fr));
  }

  .review-cell {
    width: 38px;
    height: 38px;
    font-size: 0.7rem;
  }

  .exam-nav {
    justify-content: stretch;
  }

  .exam-nav .btn {
    flex: 1;
    justify-content: center;
  }
}

/* ── HOTSPOT & Images & Practice Reveal Enhancements ────────── */
.question-badge-hotspot {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.question-images {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 18px 0;
  align-items: center;
}

.question-img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: #ffffff;
  padding: 8px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: zoom-in;
}

.question-img:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.hotspot-notice {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  margin: 16px 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text-primary);
}

.hotspot-notice-icon {
  font-size: 1.3rem;
  line-height: 1;
}

.practice-reveal-bar {
  margin: 20px 0 10px;
  display: flex;
  justify-content: center;
}

.btn-reveal {
  padding: 10px 22px;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: all 0.2s ease;
}

.btn-reveal:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.discussion-preview {
  margin-top: 18px;
  border-top: 1px dashed var(--border);
  padding-top: 14px;
}

.btn-toggle-discussion {
  background: transparent;
  border: none;
  color: var(--accent-primary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: background 0.15s ease;
}

.btn-toggle-discussion:hover {
  background: rgba(255, 153, 0, 0.1);
}

.discussion-comments-list {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 380px;
  overflow-y: auto;
  padding-right: 6px;
}

.comment-card {
  padding: 12px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.comment-card strong {
  color: var(--text-primary);
}

/* ── Results Breakdown List ────────────────────────────────────── */
.results-breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 280px;
  overflow-y: auto;
  padding-right: 6px;
  margin-bottom: 24px;
}

.breakdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.breakdown-item:hover {
  border-color: var(--accent-primary);
  background: rgba(255, 255, 255, 0.05);
}

.breakdown-status {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.breakdown-status.correct {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.breakdown-status.wrong {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.breakdown-status.unanswered {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.breakdown-info {
  flex: 1;
  min-width: 0;
}

.breakdown-qnum {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-primary);
}

.breakdown-snippet {
  font-size: 0.8rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.breakdown-answers {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ── Inline Option Vote Percentage Chips ───────────────────────── */
.option-vote-chip {
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  align-self: center;
  white-space: nowrap;
  margin-left: auto;
}

.option-item.correct .option-vote-chip {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.4);
  color: var(--success);
}

.option-item.wrong .option-vote-chip {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.4);
  color: var(--danger);
}