@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;0,9..144,800;1,9..144,400&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Warm cream palette */
  --bg-cream: #faf7f2;
  --bg-warm: #f5f0e8;
  --bg-card: #ffffff;
  --bg-card-alt: #fef9f0;
  --bg-dark: #1c1917;
  
  /* Text */
  --text-heading: #1c1917;
  --text-body: #44403c;
  --text-muted: #a8a29e;
  --text-light: #d6d3d1;
  
  /* Accent — Vibrant coral/orange */
  --accent: #e85d3a;
  --accent-hover: #d4502f;
  --accent-soft: rgba(232, 93, 58, 0.08);
  --accent-medium: rgba(232, 93, 58, 0.15);
  --accent-glow: rgba(232, 93, 58, 0.3);
  
  /* Secondary accents */
  --green: #16a34a;
  --green-soft: rgba(22, 163, 74, 0.1);
  --red: #dc2626;
  --red-soft: rgba(220, 38, 38, 0.1);
  --blue: #2563eb;
  --blue-soft: rgba(37, 99, 235, 0.08);
  --gold: #d97706;
  --gold-soft: rgba(217, 119, 6, 0.1);
  --purple: #7c3aed;
  --purple-soft: rgba(124, 58, 237, 0.08);
  
  /* Spacing */
  --s-xs: 0.25rem; --s-sm: 0.5rem; --s-md: 1rem; --s-lg: 1.5rem;
  --s-xl: 2rem; --s-2xl: 3rem; --s-3xl: 4rem; --s-4xl: 6rem;
  
  /* Radius */
  --r-sm: 8px; --r-md: 12px; --r-lg: 16px; --r-xl: 24px; --r-full: 9999px;
  
  /* Transitions */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur: 300ms;
  --dur-slow: 500ms;
  
  /* Fonts */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* ============ RESET ============ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-body); background: var(--bg-cream); color: var(--text-body); min-height: 100vh; line-height: 1.6; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ============ TEXTURE / ATMOSPHERE ============ */
body::before {
  content: '';
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d6d3d1' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none; z-index: 0; opacity: 0.5;
}

.site-wrapper { position: relative; z-index: 1; min-height: 100vh; display: flex; flex-direction: column; }
.container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 var(--s-lg); }
.container--narrow { max-width: 720px; }
.container--tight { max-width: 560px; }

/* ============ HEADER ============ */
.site-header {
  padding: var(--s-md) 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  background: rgba(250, 247, 242, 0.85);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  position: sticky; top: 0; z-index: 100;
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; }

.logo { display: flex; align-items: center; gap: var(--s-sm); font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; color: var(--text-heading); }
.logo-mark {
  width: 38px; height: 38px; border-radius: var(--r-md);
  background: linear-gradient(135deg, #f97316, #e85d3a); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 800;
  box-shadow: 0 2px 8px var(--accent-glow);
  transition: transform var(--dur) var(--ease);
}
.logo:hover .logo-mark { transform: rotate(-8deg) scale(1.05); }

.nav-links { display: flex; gap: var(--s-xl); list-style: none; }
.nav-links a {
  font-size: 0.9rem; font-weight: 500; color: var(--text-muted);
  transition: color var(--dur); position: relative; padding: var(--s-xs) 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-heading); }
.nav-links a.active::after {
  content: ''; position: absolute; bottom: -2px; left: 0; width: 100%;
  height: 2px; background: var(--accent); border-radius: 1px;
}

.mobile-nav-btn { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.mobile-nav-btn span { width: 20px; height: 2px; background: var(--text-body); border-radius: 1px; }

/* ============ HERO ============ */
.hero {
  padding: var(--s-4xl) 0 var(--s-3xl);
  text-align: center;
  position: relative;
}
.hero-emoji {
  font-size: 3.5rem; margin-bottom: var(--s-lg);
  display: inline-block;
  animation: heroFloat 3s ease-in-out infinite;
}
@keyframes heroFloat {
  0%, 100% { transform: translateY(0) rotate(0); }
  50% { transform: translateY(-8px) rotate(3deg); }
}
.hero h1 {
  font-family: var(--font-display); font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 800; line-height: 1.15; letter-spacing: -0.03em;
  color: var(--text-heading); margin-bottom: var(--s-lg);
  animation: fadeUp 0.7s var(--ease) both;
}
.hero h1 .highlight {
  color: var(--accent);
  font-style: italic;
  position: relative;
}
.hero h1 .highlight::after {
  content: '';
  position: absolute; bottom: 2px; left: -4px; right: -4px; height: 8px;
  background: var(--accent-medium); border-radius: 4px;
  z-index: -1;
}
.hero p {
  font-size: 1.15rem; color: var(--text-body); max-width: 520px;
  margin: 0 auto var(--s-2xl); line-height: 1.7; opacity: 0.85;
  animation: fadeUp 0.7s var(--ease) 0.1s both;
}
.hero-cta {
  animation: fadeUp 0.7s var(--ease) 0.2s both;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; gap: var(--s-sm);
  padding: 0.8rem 1.8rem; border-radius: var(--r-full);
  font-size: 0.95rem; font-weight: 600;
  transition: all var(--dur) var(--ease); white-space: nowrap;
}
.btn-primary {
  background: var(--accent); color: white;
  box-shadow: 0 4px 14px var(--accent-glow), 0 1px 3px rgba(0,0,0,0.1);
}
.btn-primary:hover {
  background: white; color: var(--accent); transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-glow), 0 2px 6px rgba(0,0,0,0.1);
}
.btn-secondary {
  background: var(--bg-card); color: var(--text-heading);
  border: 1.5px solid rgba(0,0,0,0.1);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.btn-secondary:hover {
  border-color: rgba(0,0,0,0.2); transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.btn-lg { padding: 1rem 2.2rem; font-size: 1.05rem; }

/* ============ AGE INPUT ============ */
.age-gate {
  max-width: 480px; margin: 0 auto; text-align: center;
  animation: fadeUp 0.7s var(--ease) 0.3s both;
}
.age-input-wrapper {
  display: flex; align-items: center; justify-content: center;
  gap: var(--s-md); margin: var(--s-xl) 0;
}
.age-input {
  width: 120px; height: 80px;
  background: var(--bg-card); border: 2px solid rgba(0,0,0,0.08);
  border-radius: var(--r-lg); text-align: center;
  font-family: var(--font-display); font-size: 2.8rem; font-weight: 700;
  color: var(--text-heading); outline: none;
  transition: all var(--dur) var(--ease);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.age-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft), 0 4px 16px rgba(0,0,0,0.06);
}
.age-label {
  font-family: var(--font-display); font-size: 1.3rem;
  font-weight: 500; color: var(--text-muted);
}
.age-hint {
  font-size: 0.85rem; color: var(--text-muted); margin-top: var(--s-sm);
}

/* ============ QUIZ EXPERIENCE ============ */
.quiz-container {
  max-width: 640px; margin: 0 auto;
  padding: var(--s-2xl) 0;
}

.quiz-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--s-2xl);
}
.quiz-progress {
  display: flex; gap: 6px; flex: 1; margin-right: var(--s-xl);
}
.quiz-progress-dot {
  flex: 1; height: 5px; border-radius: 3px;
  background: rgba(0,0,0,0.06);
  transition: all var(--dur-slow) var(--ease);
}
.quiz-progress-dot.done { background: var(--green); }
.quiz-progress-dot.wrong { background: var(--red); }
.quiz-progress-dot.current {
  background: var(--accent);
  animation: dotPulse 2s ease-in-out infinite;
}
@keyframes dotPulse {
  0%, 100% { opacity: 1; } 50% { opacity: 0.5; }
}

.quiz-counter {
  font-family: var(--font-mono); font-size: 0.85rem;
  color: var(--text-muted); font-weight: 500;
  white-space: nowrap;
}

/* Question card */
.question-card {
  background: var(--bg-card);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--r-xl); padding: var(--s-2xl) var(--s-xl);
  box-shadow: 0 4px 24px rgba(0,0,0,0.04), 0 1px 4px rgba(0,0,0,0.02);
  animation: cardIn 0.5s var(--ease) both;
  position: relative;
  overflow: hidden;
}
.question-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 4px; background: linear-gradient(90deg, var(--accent), var(--gold));
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.question-category {
  display: inline-flex; align-items: center; gap: var(--s-xs);
  padding: var(--s-xs) var(--s-md);
  background: var(--accent-soft); color: var(--accent);
  border-radius: var(--r-full); font-size: 0.78rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em;
  margin-bottom: var(--s-lg);
}

.question-text {
  font-family: var(--font-display); font-size: 1.4rem;
  font-weight: 600; line-height: 1.4; color: var(--text-heading);
  margin-bottom: var(--s-2xl);
}

/* Answer options */
.answers-grid {
  display: flex; flex-direction: column; gap: var(--s-sm);
}
.answer-btn {
  display: flex; align-items: center; gap: var(--s-md);
  padding: var(--s-md) var(--s-lg);
  background: var(--bg-cream); border: 2px solid rgba(0,0,0,0.06);
  border-radius: var(--r-lg); font-size: 1rem; font-weight: 500;
  color: var(--text-body); text-align: left;
  transition: all var(--dur) var(--ease);
  cursor: pointer; width: 100%;
}
.answer-btn .answer-letter {
  width: 32px; height: 32px; border-radius: var(--r-sm);
  background: rgba(0,0,0,0.04); color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 0.8rem; font-weight: 600;
  flex-shrink: 0;
  transition: all var(--dur) var(--ease);
}
.answer-btn:hover {
  border-color: var(--accent); background: var(--accent-soft);
  transform: translateX(4px);
}
.answer-btn:hover .answer-letter {
  background: var(--bg-dark); color: white;
}

/* Answer states */
.answer-btn.correct {
  border-color: var(--green); background: var(--green-soft);
  pointer-events: none;
}
.answer-btn.correct .answer-letter { background: var(--green); color: white; }
.answer-btn.wrong {
  border-color: var(--red); background: var(--red-soft);
  pointer-events: none; opacity: 0.7;
}
.answer-btn.wrong .answer-letter { background: var(--red); color: white; }
.answer-btn.disabled { pointer-events: none; opacity: 0.5; }

/* Explanation */
.explanation {
  margin-top: var(--s-xl); padding: var(--s-lg);
  background: var(--blue-soft); border-left: 3px solid var(--blue);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  animation: fadeUp 0.4s var(--ease) both;
}
.explanation-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: 0.9rem; color: var(--blue); margin-bottom: var(--s-xs);
}
.explanation p {
  font-size: 0.92rem; line-height: 1.7; color: var(--text-body);
}
.next-btn-wrapper {
  text-align: center; margin-top: var(--s-xl);
  animation: fadeUp 0.4s var(--ease) 0.2s both;
}

/* ============ RESULTS ============ */
.results-card {
  background: var(--bg-card);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--r-xl); padding: var(--s-3xl) var(--s-2xl);
  box-shadow: 0 8px 32px rgba(0,0,0,0.06);
  text-align: center;
  animation: cardIn 0.6s var(--ease) both;
}
.results-emoji { font-size: 4rem; margin-bottom: var(--s-lg); }
.results-score {
  font-family: var(--font-display); font-size: 3.5rem;
  font-weight: 800; color: var(--text-heading); line-height: 1;
}
.results-score span { color: var(--text-muted); font-weight: 400; font-size: 2rem; }
.results-label {
  font-family: var(--font-display); font-size: 1.3rem;
  font-weight: 600; color: var(--accent); margin: var(--s-sm) 0 var(--s-lg);
}
.results-msg {
  font-size: 1rem; color: var(--text-body); max-width: 400px;
  margin: 0 auto var(--s-2xl); line-height: 1.7;
}
.results-actions {
  display: flex; gap: var(--s-md); justify-content: center; flex-wrap: wrap;
}

.did-you-know {
  margin-top: var(--s-2xl); padding: var(--s-xl);
  background: var(--gold-soft); border-radius: var(--r-lg);
  text-align: left;
}
.did-you-know-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: 0.95rem; color: var(--gold); margin-bottom: var(--s-sm);
}
.did-you-know p {
  font-size: 0.9rem; line-height: 1.7; color: var(--text-body);
}

/* ============ CATEGORY GRID ============ */
.section-heading {
  text-align: center; margin-bottom: var(--s-2xl);
}
.section-heading h2 {
  font-family: var(--font-display); font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 700; color: var(--text-heading); margin-bottom: var(--s-xs);
}
.section-heading p { color: var(--text-muted); font-size: 1rem; }

.cat-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--s-lg); margin-bottom: var(--s-3xl);
}
.cat-card {
  background: var(--bg-card); border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--r-lg); padding: var(--s-xl);
  transition: all var(--dur) var(--ease); cursor: pointer;
  display: block; position: relative; overflow: hidden;
}
.cat-card::after {
  content: '→'; position: absolute; bottom: var(--s-lg); right: var(--s-lg);
  font-size: 1.2rem; color: var(--text-light);
  transition: all var(--dur) var(--ease);
}
.cat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
  border-color: rgba(0,0,0,0.1);
}
.cat-card:hover::after { color: var(--accent); transform: translateX(4px); }
.cat-card .cat-emoji { font-size: 2.2rem; margin-bottom: var(--s-md); }
.cat-card h3 {
  font-family: var(--font-display); font-size: 1.15rem;
  font-weight: 600; color: var(--text-heading); margin-bottom: var(--s-xs);
}
.cat-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }

/* ============ STATS BAR ============ */
.stats-bar {
  display: flex; justify-content: center; gap: var(--s-3xl);
  padding: var(--s-2xl) 0; flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-value {
  font-family: var(--font-display); font-size: 2rem;
  font-weight: 800; color: var(--text-heading);
}
.stat-label {
  font-size: 0.8rem; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.08em;
}

/* ============ CONTENT / SEO ============ */
.content-section {
  padding: var(--s-3xl) 0;
  border-top: 1px solid rgba(0,0,0,0.05);
}
.content-section h2 {
  font-family: var(--font-display); font-size: 1.5rem;
  font-weight: 700; color: var(--text-heading); margin-bottom: var(--s-lg);
}
.content-section p {
  color: var(--text-body); line-height: 1.8;
  margin-bottom: var(--s-md); max-width: 640px;
}
.content-section h3 { font-size: 1.1rem; font-weight: 600; margin: var(--s-xl) 0 var(--s-md); color: var(--text-heading); }
.content-section a { color: var(--accent); font-weight: 500; }

/* Ad zone */
.ad-zone {
  background: var(--bg-warm); border: 1px dashed rgba(0,0,0,0.08);
  border-radius: var(--r-lg); padding: var(--s-lg);
  text-align: center; color: var(--text-light); font-size: 0.8rem;
  margin: var(--s-xl) auto; min-height: 90px; max-width: 728px; width: 100%;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
@media (max-width: 768px) {
  .ad-zone { min-height: 250px; max-width: 100%; }
}

/* ============ FOOTER ============ */
.site-footer {
  border-top: 1px solid rgba(0,0,0,0.06);
  padding: var(--s-xl) 0; margin-top: auto;
}
.footer-inner {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: var(--s-md);
}
.footer-links { display: flex; gap: var(--s-lg); list-style: none; }
.footer-links a { font-size: 0.85rem; color: var(--text-muted); transition: color var(--dur); }
.footer-links a:hover { color: var(--text-body); }
.footer-copy { font-size: 0.8rem; color: var(--text-light); }

/* ============ ANIMATIONS ============ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes sparkle {
  0% { transform: scale(0) rotate(0); opacity: 1; }
  50% { transform: scale(1.2) rotate(180deg); opacity: 1; }
  100% { transform: scale(0) rotate(360deg); opacity: 0; }
}
@keyframes confettiFall {
  0% { transform: translateY(-100vh) rotate(0); opacity: 1; }
  100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}
.shake { animation: shake 0.4s ease-in-out; }

/* ============ SPARKLE EFFECT ============ */
.sparkle-container {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 1000;
}
.sparkle {
  position: absolute; width: 12px; height: 12px;
  animation: sparkle 0.6s ease-out forwards;
}
.sparkle::before, .sparkle::after {
  content: ''; position: absolute;
  background: var(--accent);
}
.sparkle::before {
  width: 100%; height: 2px; top: 50%; transform: translateY(-50%);
  border-radius: 1px;
}
.sparkle::after {
  width: 2px; height: 100%; left: 50%; transform: translateX(-50%);
  border-radius: 1px;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-nav-btn { display: flex; }
  .hero { padding: var(--s-3xl) 0 var(--s-2xl); }
  .hero-emoji { font-size: 2.5rem; }
  .question-text { font-size: 1.2rem; }
  .cat-grid { grid-template-columns: 1fr 1fr; }
  .stats-bar { gap: var(--s-xl); }
  .age-input { width: 100px; height: 70px; font-size: 2.2rem; }
  .footer-inner { flex-direction: column; text-align: center; }
  .question-card { padding: var(--s-xl) var(--s-lg); }
}
@media (max-width: 480px) {
  .cat-grid { grid-template-columns: 1fr; }
  .results-score { font-size: 2.8rem; }
}

/* Share preview box */
.share-preview {
  background: var(--bg-cream); border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--r-lg); padding: var(--s-md) var(--s-lg);
  margin: var(--s-lg) auto var(--s-xl); max-width: 320px;
  text-align: center;
}
.share-preview-text {
  display: flex; flex-direction: column; gap: var(--s-xs);
  font-size: 0.9rem; color: var(--text-body);
}
.share-dots {
  font-size: 1.4rem; letter-spacing: 4px;
}

/* Completion system */
.cat-card { position: relative; }
.cat-card.completed { border-color: var(--green); background: var(--green-soft); }
.cat-card.completed::after { content: '' !important; }
.completion-badge {
  position: absolute; top: var(--s-md); right: var(--s-md);
  font-size: 0.75rem; font-weight: 600; color: var(--green);
  background: white; padding: 2px 8px; border-radius: var(--r-full);
  border: 1px solid var(--green); line-height: 1.4;
}
.results-cat-badge {
  display: inline-block; padding: 4px 16px; border-radius: var(--r-full);
  background: var(--green-soft); color: var(--green); font-size: 0.85rem;
  font-weight: 600; margin-bottom: var(--s-lg);
}
.share-preview {
  background: var(--bg-cream); border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--r-lg); padding: var(--s-md) var(--s-lg);
  margin: var(--s-lg) auto var(--s-xl); max-width: 320px; text-align: center;
}
.share-preview-text { display:flex; flex-direction:column; gap:4px; font-size:0.9rem; color:var(--text-body); }
.share-dots { font-size:1.4rem; letter-spacing:4px; }

/* Daily quiz card highlight */
.cat-card--daily {
  border: 2px solid var(--accent);
  background: var(--accent-soft);
}
.cat-card--daily .cat-emoji { font-size: 2.5rem; }
.cat-card--daily h3 { color: var(--accent); }

/* ============ v2: STREAK BAR ============ */
.streak-bar {
  padding: var(--s-md) var(--s-xl);
  border-radius: var(--r-lg);
  display: flex; align-items: center; gap: var(--s-md);
  margin-bottom: var(--s-2xl);
  animation: fadeUp 0.5s var(--ease) both;
}
.streak-bar--active {
  background: linear-gradient(135deg, rgba(232,93,58,0.08), rgba(249,115,22,0.12));
  border: 1px solid rgba(232,93,58,0.2);
}
.streak-bar--broken {
  background: rgba(220,38,38,0.06);
  border: 1px solid rgba(220,38,38,0.15);
}
.streak-bar--new {
  background: var(--blue-soft);
  border: 1px solid rgba(37,99,235,0.15);
}
.streak-fire { font-size: 1.5rem; }
.streak-text { flex: 1; font-size: 0.95rem; color: var(--text-body); }
.streak-text strong { color: var(--text-heading); }
.streak-share-btn {
  padding: 6px 16px; border-radius: var(--r-full);
  background: var(--accent); color: white;
  font-size: 0.8rem; font-weight: 600;
  transition: all var(--dur) var(--ease);
}
.streak-share-btn:hover { background: var(--accent-hover); transform: scale(1.05); }

/* ============ v2: WORKOUT GRID (4 game cards) ============ */
.workout-grid {
  display: grid !important;
  grid-template-columns: repeat(2, 1fr) !important;
  gap: var(--s-md);
  margin-bottom: var(--s-xl);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.workout-card {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: var(--s-lg);
  padding: var(--s-xl);
  background: var(--bg-card);
  border: 1.5px solid rgba(0,0,0,0.06);
  border-radius: var(--r-lg);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--dur) var(--ease);
  text-decoration: none;
}
.workout-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  border-color: rgba(0,0,0,0.12);
}
.workout-card.completed {
  border-color: var(--green);
  background: var(--green-soft);
}
.workout-card.completed .workout-action { color: var(--green); }
.workout-card .workout-icon {
  font-size: 2rem;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: var(--r-md);
  line-height: 1;
}
.workout-card--quiz .workout-icon { background: var(--accent-medium); }
.workout-card--tf .workout-icon { background: var(--green-soft); }
.workout-card--number .workout-icon { background: var(--blue-soft); }
.workout-card--timeline .workout-icon { background: var(--purple-soft); }
.workout-info { flex: 1; min-width: 0; }
.workout-info h3 {
  font-family: var(--font-display); font-size: 1.05rem;
  font-weight: 700; color: var(--text-heading); margin-bottom: 2px;
  line-height: 1.3;
}
.workout-info p { font-size: 0.82rem; color: var(--text-muted); margin: 0; }
.workout-action {
  font-size: 0.85rem; font-weight: 600; color: var(--accent);
  white-space: nowrap;
  transition: transform var(--dur) var(--ease);
  flex-shrink: 0;
}
.workout-card:hover .workout-action { transform: translateX(3px); }

.workout-card--quiz { border-color: var(--accent); background: var(--accent-soft); }
.workout-card--quiz .workout-info h3 { color: var(--accent); }

/* Workout card completion badge override */
.workout-card .completion-badge {
  position: absolute; top: var(--s-sm); right: var(--s-sm);
  font-size: 0.7rem;
}

@media (max-width: 600px) {
  .workout-grid { grid-template-columns: 1fr !important; }
  .workout-card { padding: var(--s-lg); gap: var(--s-md); }
}

/* ============ v2: TRUE/FALSE BUTTONS ============ */
.tf-buttons {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--s-md); margin-top: var(--s-xl);
}
.tf-btn {
  display: flex; align-items: center; justify-content: center; gap: var(--s-sm);
  padding: var(--s-xl) var(--s-lg);
  border-radius: var(--r-lg);
  font-size: 1.1rem; font-weight: 700;
  transition: all var(--dur) var(--ease);
  border: 2px solid transparent;
}
.tf-true {
  background: rgba(22,163,74,0.08); color: var(--green);
  border-color: rgba(22,163,74,0.2);
}
.tf-true:hover:not(.disabled) { background: rgba(22,163,74,0.15); transform: scale(1.02); }
.tf-false {
  background: rgba(220,38,38,0.08); color: var(--red);
  border-color: rgba(220,38,38,0.2);
}
.tf-false:hover:not(.disabled) { background: rgba(220,38,38,0.15); transform: scale(1.02); }
.tf-icon { font-size: 1.4rem; }
.tf-btn.correct { background: var(--green); color: white; border-color: var(--green); }
.tf-btn.wrong { background: var(--red); color: white; border-color: var(--red); }
.tf-btn.disabled { opacity: 0.4; cursor: default; }

/* ============ v2: NUMBER GUESS ============ */
.number-input-area {
  display: flex; flex-direction: column; align-items: center; gap: var(--s-lg);
  margin-top: var(--s-2xl);
}
.number-guess-input {
  width: 200px; height: 80px;
  background: var(--bg-card); border: 2px solid rgba(0,0,0,0.08);
  border-radius: var(--r-lg); text-align: center;
  font-family: var(--font-display); font-size: 2.2rem; font-weight: 700;
  color: var(--text-heading); outline: none;
  transition: all var(--dur) var(--ease);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.number-guess-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.number-result { margin-top: var(--s-2xl); text-align: center; }
.accuracy-display {
  font-family: var(--font-display); font-size: 2rem;
  font-weight: 800; margin-bottom: var(--s-xl);
}
.number-comparison {
  display: flex; gap: var(--s-lg); justify-content: center;
  margin-bottom: var(--s-xl);
}
.number-box {
  background: var(--bg-cream); border-radius: var(--r-md);
  padding: var(--s-lg); min-width: 140px; text-align: center;
}
.number-box-label { font-size: 0.8rem; color: var(--text-muted); margin-bottom: var(--s-xs); }
.number-box-value { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; }

/* ============ v2: TIMELINE ============ */
.timeline-events {
  display: flex; flex-direction: column; gap: var(--s-sm);
  margin-bottom: var(--s-xl);
}
.timeline-event-btn {
  display: flex; align-items: center; gap: var(--s-md);
  padding: var(--s-lg); border-radius: var(--r-md);
  background: var(--bg-card); border: 2px solid rgba(0,0,0,0.08);
  text-align: left; font-size: 0.95rem; color: var(--text-body);
  transition: all var(--dur) var(--ease);
  cursor: pointer;
}
.timeline-event-btn:hover:not(.selected):not(:disabled) {
  border-color: var(--accent); background: var(--accent-soft);
}
.timeline-event-btn.selected {
  border-color: var(--accent); background: var(--accent-soft);
  opacity: 0.6; cursor: default;
}
.timeline-event-num {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent); color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.85rem; flex-shrink: 0;
  min-width: 28px;
}
.timeline-event-num:empty {
  background: rgba(0,0,0,0.06); border: 1px dashed rgba(0,0,0,0.15);
}
.timeline-event-text { flex: 1; }

.timeline-selected {
  padding: var(--s-md); background: var(--bg-cream);
  border-radius: var(--r-md); margin-bottom: var(--s-lg);
  min-height: 40px;
}
.timeline-ordered-item {
  display: flex; align-items: center; gap: var(--s-sm);
  padding: var(--s-xs) 0; font-size: 0.9rem;
}
.timeline-order-num {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent); color: white; font-size: 0.75rem;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; flex-shrink: 0;
}
.timeline-actions {
  display: flex; gap: var(--s-md); justify-content: center;
  margin-bottom: var(--s-xl);
}
.timeline-correct-order {
  margin: var(--s-xl) 0; display: flex; flex-direction: column; gap: var(--s-sm);
}
.timeline-correct-item {
  display: flex; align-items: center; gap: var(--s-md);
  padding: var(--s-md); border-radius: var(--r-md);
  font-size: 0.9rem;
}
.timeline-correct-item.tl-correct {
  background: var(--green-soft); border: 1px solid rgba(22,163,74,0.2);
}
.timeline-correct-item.tl-wrong {
  background: var(--red-soft); border: 1px solid rgba(220,38,38,0.15);
}
.timeline-year {
  font-family: var(--font-mono); font-weight: 600;
  color: var(--text-heading); min-width: 60px;
}
.timeline-check { margin-left: auto; }

@media (max-width: 480px) {
  .number-comparison { flex-direction: column; }
  .number-guess-input { width: 160px; height: 70px; font-size: 1.8rem; }
  .tf-buttons { grid-template-columns: 1fr; }
}

/* ============ v2: CARD ANIMATION ============ */
@keyframes cardIn {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ============ v2: MODAL ============ */
.bs-modal-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(28,25,23,0.5);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999; padding: var(--s-lg);
  opacity: 0; transition: opacity 0.2s ease;
}
.bs-modal-overlay.bs-modal-visible { opacity: 1; }
.bs-modal {
  background: var(--bg-card); border-radius: var(--r-xl);
  padding: var(--s-2xl) var(--s-xl);
  max-width: 400px; width: 100%;
  text-align: center;
  box-shadow: 0 24px 64px rgba(0,0,0,0.2);
  transform: scale(0.92) translateY(10px);
  transition: transform 0.3s var(--ease-bounce);
}
.bs-modal-visible .bs-modal { transform: scale(1) translateY(0); }
.bs-modal-title {
  font-family: var(--font-display); font-size: 1.4rem;
  font-weight: 700; color: var(--text-heading);
  margin-bottom: var(--s-md);
}
.bs-modal-body {
  font-size: 0.95rem; color: var(--text-body);
  line-height: 1.6;
  margin-bottom: var(--s-xl);
}
.bs-modal-body p { margin: 0; }
.bs-modal-btn {
  width: 100%;
  justify-content: center;
}

/* ============ v2: WIKIPEDIA LINK ============ */
.wiki-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--s-lg);
  padding: 10px 20px;
  background: var(--blue-soft);
  color: var(--blue) !important;
  border: 1px solid rgba(37,99,235,0.15);
  border-radius: var(--r-full);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none !important;
  transition: all var(--dur) var(--ease);
}
.wiki-link:hover {
  background: rgba(37,99,235,0.15);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37,99,235,0.15);
}
.wiki-link-icon {
  font-size: 1rem;
  line-height: 1;
}