/* ============================================================
   DigitalKiddo™ Maths — Global Stylesheet
   ============================================================ */

/* --- Google Fonts ------------------------------------------ */
@import url('https://fonts.googleapis.com/css2?family=Fredoka+One&family=Nunito:wght@400;500;600;700;800;900&display=swap');

/* --- CSS Custom Properties --------------------------------- */
:root {
  --primary:    #6c63ff;
  --secondary:  #ff6b6b;
  --accent:     #ffd93d;
  --green:      #26de81;
  --teal:       #4ecdc4;
  --orange:     #ff9f43;
  --pink:       #fd79a8;
  --blue:       #74b9ff;
  --dark:       #2d3436;
  --light:      #f8f9ff;
  --white:      #ffffff;
  --gray-100:   #f1f2f6;
  --gray-200:   #dfe6e9;
  --gray-400:   #b2bec3;
  --gray-600:   #636e72;
  --shadow:     0 10px 40px rgba(108,99,255,0.15);
  --shadow-sm:  0 4px 16px rgba(108,99,255,0.10);
  --shadow-lg:  0 20px 60px rgba(108,99,255,0.20);
  --radius:     20px;
  --radius-sm:  12px;
  --radius-lg:  32px;
  --radius-xl:  48px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);

  /* Age group colours */
  --age-5-6:   #ff6b6b;
  --age-7-8:   #ff9f43;
  --age-9-10:  #26de81;
  --age-11-12: #6c63ff;
}

/* --- CSS Reset --------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Nunito', sans-serif;
  background: var(--light);
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* --- Typography -------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Fredoka One', cursive;
  line-height: 1.2;
  color: var(--dark);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.8rem); }
h4 { font-size: 1.3rem; }
h5 { font-size: 1.1rem; }
p  { font-size: 1rem; color: var(--gray-600); }
.section-title { text-align: center; margin-bottom: 0.5rem; }
.section-subtitle { text-align: center; color: var(--gray-600); margin-bottom: 3rem; font-size: 1.1rem; }
.highlight { color: var(--primary); }
.highlight-secondary { color: var(--secondary); }

/* --- Utility Classes --------------------------------------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.container-sm { max-width: 800px; margin: 0 auto; padding: 0 1.5rem; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }
.grid { display: grid; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.py-section { padding: 5rem 0; }
.py-section-sm { padding: 3rem 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.badge-new {
  display: inline-block;
  background: var(--green);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  vertical-align: middle;
}
.badge-premium {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: linear-gradient(135deg, var(--accent), var(--orange));
  color: var(--dark);
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
}
.emoji-lg { font-size: 2.5rem; }
.emoji-xl { font-size: 3.5rem; }
.emoji-2xl { font-size: 5rem; }

/* --- Buttons ----------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transition);
  white-space: nowrap;
  border: 2px solid transparent;
  font-family: 'Nunito', sans-serif;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #8b85ff);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(108,99,255,0.35);
}
.btn-primary:hover { box-shadow: 0 10px 30px rgba(108,99,255,0.45); }

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary), #ff8e8e);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(255,107,107,0.35);
}
.btn-secondary:hover { box-shadow: 0 10px 30px rgba(255,107,107,0.45); }

.btn-accent {
  background: linear-gradient(135deg, var(--accent), #ffef80);
  color: var(--dark);
  box-shadow: 0 6px 20px rgba(255,217,61,0.35);
}
.btn-accent:hover { box-shadow: 0 10px 30px rgba(255,217,61,0.45); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover { background: var(--primary); color: var(--white); }

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.15); }

.btn-success {
  background: linear-gradient(135deg, var(--green), #1fc76b);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(38,222,129,0.35);
}
.btn-danger {
  background: linear-gradient(135deg, var(--secondary), #e84393);
  color: var(--white);
}
.btn-sm { padding: 0.5rem 1.1rem; font-size: 0.875rem; }
.btn-lg { padding: 1rem 2.5rem; font-size: 1.15rem; }
.btn-xl { padding: 1.2rem 3rem; font-size: 1.25rem; border-radius: var(--radius-lg); }
.btn-block { width: 100%; }
.btn-icon { padding: 0.75rem; border-radius: 50%; }
.btn-orange {
  background: linear-gradient(135deg, var(--orange), #ffb443);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(255,159,67,0.35);
}
.btn-teal {
  background: linear-gradient(135deg, var(--teal), #45c1b8);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(78,205,196,0.35);
}

/* --- Navbar ------------------------------------------------ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  padding: 0.6rem 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
/* ========== DigitalKiddo™ Maths Brand Logo ========== */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Fredoka One', cursive;
  font-size: 1.5rem;
  text-decoration: none;
  line-height: 1.1;
  position: relative;
}
.nav-logo .logo-wordmark {
  background: linear-gradient(135deg, #6c63ff 0%, #4ecdc4 45%, #ffd93d 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'Fredoka One', cursive;
  font-size: 1.5rem;
  letter-spacing: -0.3px;
}
/* On white/light backgrounds keep full gradient */
.navbar .nav-logo .logo-wordmark,
.auth-form-section .nav-logo .logo-wordmark,
.sidebar .nav-logo .logo-wordmark,
.footer-brand .nav-logo .logo-wordmark {
  background: linear-gradient(135deg, #6c63ff 0%, #4ecdc4 45%, #ffd93d 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
/* On dark/coloured hero backgrounds — white gradient */
.hero .nav-logo .logo-wordmark,
.pricing-page-hero .nav-logo .logo-wordmark {
  background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.85) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-logo .logo-icon {
  font-size: 1.9rem;
  line-height: 1;
  display: flex;
  align-items: center;
  filter: drop-shadow(0 2px 6px rgba(108,99,255,0.35));
}
.nav-logo .logo-tagline {
  display: block;
  font-family: 'Nunito', sans-serif;
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  background: linear-gradient(90deg, #4ecdc4, #6c63ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 1px;
}
.nav-logo .logo-text-wrap {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.nav-logo span.logo-emoji { font-size: 1.8rem; } /* legacy fallback */

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-weight: 700;
  color: var(--dark);
  position: relative;
  transition: color var(--transition);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.nav-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
}
.nav-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--pink));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: 0 4px 12px rgba(108,99,255,0.3);
}
.nav-username { font-weight: 700; font-size: 0.9rem; color: var(--dark); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 26px; height: 3px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(108,99,255,0.97);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.mobile-menu.open { opacity: 1; pointer-events: all; }
.mobile-menu a {
  font-family: 'Fredoka One', cursive;
  font-size: 2rem;
  color: var(--white);
  transition: var(--transition);
}
.mobile-menu a:hover { color: var(--accent); transform: scale(1.1); }
.mobile-menu-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  font-size: 2rem;
  color: var(--white);
  cursor: pointer;
}

/* --- Hero Section ------------------------------------------ */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 40%, #f64f59 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 5rem;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 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='%23ffffff' fill-opacity='0.05'%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");
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-content { color: var(--white); }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(255,255,255,0.3);
}
.hero-title { font-size: clamp(2.2rem,5vw,3.8rem); margin-bottom: 1.25rem; color: var(--white); }
.hero-title .line2 { color: var(--accent); }
.hero-desc { font-size: 1.15rem; margin-bottom: 2rem; opacity: 0.9; color: var(--white); }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 2rem; margin-top: 2.5rem; }
.hero-meta-item { display: flex; flex-direction: column; }
.hero-meta-item strong { font-family: 'Fredoka One', cursive; font-size: 1.6rem; color: var(--accent); }
.hero-meta-item span { font-size: 0.85rem; opacity: 0.85; }

/* Hero Mockup */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.hero-mockup {
  width: 340px; height: 340px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  border: 2px solid rgba(255,255,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 30px 80px rgba(0,0,0,0.2);
}
.mockup-inner {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1rem;
  padding: 1.5rem;
}
.mockup-emoji {
  font-size: 2.2rem;
  text-align: center;
  animation: float 3s ease-in-out infinite;
}
.mockup-emoji:nth-child(2) { animation-delay: 0.4s; }
.mockup-emoji:nth-child(3) { animation-delay: 0.8s; }
.mockup-emoji:nth-child(4) { animation-delay: 1.2s; }
.mockup-emoji:nth-child(5) { animation-delay: 1.6s; }
.mockup-emoji:nth-child(6) { animation-delay: 2.0s; }
.mockup-emoji:nth-child(7) { animation-delay: 2.4s; }
.mockup-emoji:nth-child(8) { animation-delay: 2.8s; }
.mockup-emoji:nth-child(9) { animation-delay: 3.2s; }

/* Floating shapes */
.floating-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
  animation: float 4s ease-in-out infinite;
}
.floating-shape:nth-child(1) { width:80px;height:80px;background:var(--accent);top:10%;left:5%;animation-delay:0s; }
.floating-shape:nth-child(2) { width:50px;height:50px;background:var(--pink);top:70%;left:8%;animation-delay:1s; }
.floating-shape:nth-child(3) { width:100px;height:100px;background:var(--teal);top:20%;right:3%;animation-delay:2s; }
.floating-shape:nth-child(4) { width:60px;height:60px;background:var(--green);bottom:10%;right:8%;animation-delay:0.5s; }

/* --- Stats Bar --------------------------------------------- */
.stats-bar {
  background: var(--white);
  padding: 1.5rem 0;
  box-shadow: var(--shadow-sm);
}
.stats-grid {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 1rem;
  flex-wrap: wrap;
}
.stat-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.stat-icon { font-size: 1.8rem; }
.stat-text strong { display: block; font-family: 'Fredoka One', cursive; font-size: 1.4rem; color: var(--primary); }
.stat-text span { font-size: 0.85rem; color: var(--gray-600); }
.stat-divider { width: 1px; height: 40px; background: var(--gray-200); }

/* --- Cards ------------------------------------------------- */
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }

/* Benefit Cards */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.benefit-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  transition: var(--transition);
}
.benefit-card:hover {
  border-color: var(--primary);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.benefit-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}
.benefit-card h3 { margin-bottom: 0.5rem; }

/* Age Category Cards */
.age-categories-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 1.5rem;
}
.age-card {
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}
.age-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.1);
  opacity: 0;
  transition: var(--transition);
}
.age-card:hover { transform: translateY(-8px) scale(1.02); box-shadow: 0 20px 50px rgba(0,0,0,0.2); }
.age-card:hover::before { opacity: 1; }
.age-card.age-5-6  { background: linear-gradient(135deg,#ff6b6b,#ee5a24); }
.age-card.age-7-8  { background: linear-gradient(135deg,#ff9f43,#e58c1c); }
.age-card.age-9-10 { background: linear-gradient(135deg,#26de81,#20bf6b); }
.age-card.age-11-12 { background: linear-gradient(135deg,#6c63ff,#4834d4); }
.age-card-icon { font-size: 3.5rem; margin-bottom: 0.75rem; display: block; }
.age-card h3 { font-size: 1rem; opacity: 0.85; margin-bottom: 0.25rem; }
.age-card h2 { color: var(--white); margin-bottom: 0.5rem; font-size: 1.4rem; }
.age-card .game-count {
  display: inline-block;
  background: rgba(255,255,255,0.25);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.age-card-skills { margin: 1rem 0; }
.skill-tag {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  margin: 2px;
}
.age-card .btn { margin-top: 1rem; width: 100%; background: rgba(255,255,255,0.25); border: 2px solid rgba(255,255,255,0.5); color: var(--white); }
.age-card .btn:hover { background: var(--white); color: var(--dark); }

/* --- Game Cards -------------------------------------------- */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px,1fr));
  gap: 1.5rem;
}
.game-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}
.game-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.game-card-thumb {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}
.game-card-body { padding: 1.25rem; }
.game-card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--gray-600);
  margin-bottom: 0.5rem;
}
.game-card-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--gray-400); }
.game-card h4 { margin-bottom: 0.4rem; font-size: 1.1rem; }
.game-card p { font-size: 0.875rem; margin-bottom: 1rem; }
.game-card-footer { display: flex; align-items: center; justify-content: space-between; }
.game-stars { display: flex; gap: 2px; }
.game-stars span { font-size: 1rem; }
.game-plays { font-size: 0.8rem; color: var(--gray-600); font-weight: 600; }
.game-card-badges { position: absolute; top: 10px; left: 10px; display: flex; gap: 4px; }

/* ---- Skeleton loader ---- */
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
.game-card-skeleton { pointer-events: none; overflow: hidden; }
.skeleton-thumb { height: 160px; border-radius: var(--radius) var(--radius) 0 0; background: linear-gradient(90deg,#f0f0f0 25%,#e8e8e8 50%,#f0f0f0 75%); background-size: 200% 100%; animation: shimmer 1.4s infinite; }
.skeleton-body { padding: 1.25rem; }
.skeleton-line { height: 12px; border-radius: 6px; margin-bottom: 0.5rem; background: linear-gradient(90deg,#f0f0f0 25%,#e8e8e8 50%,#f0f0f0 75%); background-size: 200% 100%; animation: shimmer 1.4s infinite; }
.skeleton-line.w-full         { width: 100%; }
.skeleton-line.w-half         { width: 50%;  }
.skeleton-line.w-three-quarters { width: 75%; }
.skeleton-line.w-quarter      { width: 25%;  }

/* ================================================================
   Free Badge — on game cards for the 2 free preview games
================================================================ */
.badge-free {
  display: inline-block;
  background: linear-gradient(135deg, #26de81, #20bf6b);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 800;
  padding: 0.18rem 0.55rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  vertical-align: middle;
}

/* ================================================================
   Free Game Modal — iframe preview overlay
================================================================ */
.game-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9900;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(17, 17, 30, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
}
.game-modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.game-modal-inner {
  background: #fff;
  border-radius: 1.5rem;
  width: 100%;
  max-width: 940px;
  height: min(90vh, 740px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255,255,255,0.06);
  transform: translateY(40px) scale(0.96);
  transition: transform 0.32s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.game-modal-overlay.open .game-modal-inner {
  transform: none;
}

/* Header */
.game-modal-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--gray-100);
  background: var(--gray-50);
  flex-shrink: 0;
}
.game-modal-title {
  font-family: 'Fredoka One', cursive;
  font-size: 1.05rem;
  color: var(--dark);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.badge-free-label {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  background: linear-gradient(135deg, #26de81, #20bf6b);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 0.2rem 0.65rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  flex-shrink: 0;
}
.game-modal-close {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  background: var(--gray-200);
  color: var(--gray-700);
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, transform 0.15s;
  line-height: 1;
}
.game-modal-close:hover {
  background: var(--gray-300);
  transform: scale(1.12);
}

/* Iframe body */
.game-modal-body {
  flex: 1;
  min-height: 0;
  position: relative;
  background: #fff;
}
.game-modal-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  transition: opacity 0.25s ease;
}
.game-modal-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: #fff;
  color: var(--gray-500);
  font-weight: 700;
  font-size: 0.9rem;
}

/* CTA bar */
.game-modal-cta {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 1.1rem;
  background: linear-gradient(135deg, rgba(108,99,255,0.06), rgba(139,133,255,0.04));
  border-top: 1.5px solid rgba(108, 99, 255, 0.12);
}
.game-modal-cta-text {
  font-size: 0.84rem;
  color: var(--gray-600);
  font-weight: 600;
  line-height: 1.4;
}
.game-modal-cta-text strong {
  display: block;
  color: var(--primary);
  font-size: 0.9rem;
  margin-bottom: 0.1rem;
}

/* Mobile: bottom sheet */
@media (max-width: 640px) {
  .game-modal-overlay {
    padding: 0;
    align-items: flex-end;
  }
  .game-modal-inner {
    border-radius: 1.5rem 1.5rem 0 0;
    height: 92svh;
    max-width: 100%;
    transform: translateY(60px) scale(1); /* slide from bottom, no shrink */
  }
  .game-modal-cta {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
  }
  .game-modal-cta .btn { width: 100%; justify-content: center; }
}

/* Locked Game Card */
.game-card.locked .game-card-thumb { filter: blur(4px); }
.game-card.locked .game-card-thumb::after {
  content: '🔒';
  position: absolute;
  font-size: 3rem;
  filter: blur(0);
}
.lock-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  backdrop-filter: blur(2px);
}
.game-card.locked:hover .lock-overlay { opacity: 1; }
.lock-overlay .lock-icon { font-size: 2.5rem; margin-bottom: 0.5rem; }

/* Difficulty Badge */
.difficulty-easy   { background: rgba(38,222,129,0.15);  color: var(--green);   padding: 2px 8px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; }
.difficulty-medium { background: rgba(255,159,67,0.15);  color: var(--orange);  padding: 2px 8px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; }
.difficulty-hard   { background: rgba(255,107,107,0.15); color: var(--secondary); padding: 2px 8px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; }

/* --- How It Works ----------------------------------------- */
.steps-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; position: relative; }
.steps-grid::before {
  content: '';
  position: absolute;
  top: 50px; left: 16%; right: 16%;
  height: 3px;
  background: linear-gradient(to right, var(--primary), var(--pink));
  border-radius: 2px;
  z-index: 0;
}
.step-card { text-align: center; position: relative; z-index: 1; }
.step-number {
  width: 70px; height: 70px;
  background: linear-gradient(135deg,var(--primary),#8b85ff);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Fredoka One', cursive;
  font-size: 1.8rem;
  color: var(--white);
  margin: 0 auto 1rem;
  box-shadow: 0 8px 24px rgba(108,99,255,0.3);
}
.step-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.step-card h3 { margin-bottom: 0.5rem; }

/* --- Testimonials ------------------------------------------ */
.testimonials-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.5rem; }
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.testimonial-card::before {
  content: '"';
  font-family: 'Fredoka One', cursive;
  font-size: 5rem;
  color: var(--primary);
  opacity: 0.1;
  position: absolute;
  top: -10px; left: 20px;
  line-height: 1;
}
.testimonial-text { font-size: 1rem; line-height: 1.7; margin-bottom: 1.25rem; color: var(--dark); }
.testimonial-author { display: flex; align-items: center; gap: 1rem; }
.author-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  background: linear-gradient(135deg,var(--primary),var(--pink));
}
.author-name { font-weight: 700; font-size: 0.95rem; }
.author-role { font-size: 0.8rem; color: var(--gray-600); }
.stars-row { display: flex; gap: 2px; margin-bottom: 0.5rem; }
.stars-row span { color: var(--accent); font-size: 1rem; }

/* --- Rewards Section --------------------------------------- */
.rewards-section { background: linear-gradient(135deg,#667eea,#764ba2); padding: 5rem 0; }
.rewards-section .section-title,
.rewards-section .section-subtitle { color: var(--white); }
.rewards-section .section-subtitle { opacity: 0.85; }
.badges-showcase { display: flex; flex-wrap: wrap; gap: 1.5rem; justify-content: center; margin-top: 2rem; }
.badge-item {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  text-align: center;
  min-width: 120px;
  transition: var(--transition);
}
.badge-item:hover { transform: scale(1.1) rotate(-3deg); background: rgba(255,255,255,0.25); }
.badge-emoji { font-size: 2.5rem; margin-bottom: 0.5rem; display: block; }
.badge-name { font-size: 0.8rem; color: var(--white); font-weight: 700; }

/* --- Pricing ----------------------------------------------- */
/* Pricing Toggle (hidden — one-time model) */
.pricing-toggle { display: none; }
.toggle-label  { display: none; }
.toggle-switch { display: none; }
.save-badge    { display: none; }

/* One-Time Pricing Tagline Banner */
.pricing-onetime-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, rgba(38,222,129,0.12), rgba(78,205,196,0.12));
  border: 2px solid rgba(38,222,129,0.35);
  border-radius: var(--radius-lg);
  padding: 1rem 2rem;
  margin-bottom: 3rem;
  font-weight: 800;
  font-size: 1.05rem;
  color: #20bf6b;
  flex-wrap: wrap;
  text-align: center;
}
.pricing-onetime-banner span { font-size: 1.3rem; }

/* ── Pricing Grid ────────────────────────────────────────────────────────
   Two-column centred layout. Cards never exceed 460 px wide.
   On tablets (≤ 860 px) they stack into a single column.
─────────────────────────────────────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 460px));
  gap: 2rem;
  justify-content: center;
  align-items: start;
}

/* ── Base card ── */
.pricing-card {
  background: var(--white);
  border-radius: 24px;
  padding: 2.75rem 2.25rem 2rem;
  box-shadow: 0 4px 24px rgba(108,99,255,0.08);
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1),
              box-shadow 0.3s cubic-bezier(0.4,0,0.2,1);
  position: relative;
  border: 2px solid var(--gray-200);
  text-align: center;
  overflow: visible;
  display: flex;
  flex-direction: column;
}

/* Top accent stripe */
.pricing-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  border-radius: 24px 24px 0 0;
  background: var(--gray-200);
  transition: background 0.3s ease;
}
.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 56px rgba(108,99,255,0.16);
  border-color: rgba(108,99,255,0.25);
}
.pricing-card:hover::before { background: linear-gradient(90deg, var(--primary), #8b85ff); }

/* ── Featured (Vault) card ── */
.pricing-card.featured {
  border-color: var(--primary);
  background: linear-gradient(160deg, #f5f3ff 0%, #fff 55%);
  box-shadow: 0 0 0 4px rgba(108,99,255,0.1), 0 12px 48px rgba(108,99,255,0.18);
  z-index: 2;
}
.pricing-card.featured::before {
  background: linear-gradient(90deg, var(--primary), #8b85ff);
}
.pricing-card.featured:hover {
  transform: translateY(-12px);
  box-shadow: 0 0 0 5px rgba(108,99,255,0.15), 0 28px 64px rgba(108,99,255,0.24);
}

/* Pulse glow on featured */
@keyframes cardGlow {
  0%, 100% { box-shadow: 0 0 0 4px rgba(108,99,255,0.10), 0 12px 48px rgba(108,99,255,0.18); }
  50%       { box-shadow: 0 0 0 7px rgba(108,99,255,0.16), 0 20px 60px rgba(108,99,255,0.24); }
}
.pricing-card.featured           { animation: cardGlow 3.5s ease-in-out infinite; }
.pricing-card.featured:hover     { animation: none; }

/* ── Floating badge above card ── */
.best-value-badge,
.popular-badge {
  position: absolute;
  top: -15px; left: 50%; transform: translateX(-50%);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: 20px;
  white-space: nowrap;
  letter-spacing: 0.3px;
}
.best-value-badge {
  background: linear-gradient(135deg, var(--primary), #8b85ff);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(108,99,255,0.4);
}
.popular-badge {
  background: linear-gradient(135deg, var(--orange), var(--secondary));
  color: var(--white);
  box-shadow: 0 4px 12px rgba(255,107,107,0.35);
}

/* ── Plan icon & name ── */
.pricing-plan-icon {
  font-size: 3rem;
  margin-bottom: 0.6rem;
  display: block;
  animation: float 4s ease-in-out infinite;
}
.pricing-plan-name {
  font-family: 'Fredoka One', cursive;
  font-size: 1.4rem;
  color: var(--dark);
  margin-bottom: 0.2rem;
}
.pricing-plan-tagline {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--green);
  display: block;
  margin-bottom: 0.25rem;
}

/* ── Divider ── */
.pricing-divider {
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--primary), #8b85ff);
  border-radius: 2px;
  margin: 1rem auto;
}

/* ── Price display ── */
.pricing-price {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 4px;
  margin: 0.5rem 0 0.25rem;
}
.pricing-price .currency {
  font-size: 1.4rem; font-weight: 900;
  color: var(--gray-600); margin-bottom: 0.5rem;
}
.pricing-price .amount {
  font-family: 'Fredoka One', cursive;
  font-size: 4.2rem;
  color: var(--dark);
  line-height: 1;
}
.pricing-card.featured .pricing-price .amount { color: var(--primary); }
.pricing-price .period { font-size: 0.85rem; color: var(--gray-600); margin-bottom: 0.5rem; font-weight: 700; }

.pricing-onetime-label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(38,222,129,0.1);
  border: 1.5px solid rgba(38,222,129,0.3);
  color: #20bf6b;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 12px;
  border-radius: 20px;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ── Feature list ── */
.pricing-features {
  text-align: left;
  margin: 0 0 1.5rem;
  flex: 1;
}
.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.5rem 0;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--gray-100);
  line-height: 1.45;
}
.pricing-feature:last-child { border-bottom: none; }
.pricing-feature .check { color: var(--green); font-size: 1rem; flex-shrink: 0; margin-top: 1px; }
.pricing-feature .cross { color: var(--gray-400); font-size: 1rem; flex-shrink: 0; }

/* Money back */
.money-back {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: linear-gradient(135deg, rgba(38,222,129,0.08), rgba(78,205,196,0.08));
  border: 2px solid rgba(38,222,129,0.3);
  border-radius: var(--radius-lg);
  padding: 1.25rem 2rem;
  margin-top: 2.5rem;
  font-weight: 700;
  color: #20bf6b;
  flex-wrap: wrap;
  text-align: center;
}
.money-back span:first-child { font-size: 2rem; }

/* Trust badges row below pricing */
.pricing-trust-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px solid var(--gray-100);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--gray-600);
}
.trust-item span { font-size: 1.4rem; }

/* Payment logos */
.payment-logos {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}
.payment-logo {
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gray-600);
  border: 1.5px solid var(--gray-200);
}

/* Pricing page hero */
.pricing-page-hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 8rem 0 4rem;
  text-align: center;
  color: var(--white);
}
.pricing-page-hero h1 { color: var(--white); margin-bottom: 0.75rem; }
.pricing-page-hero p  { color: rgba(255,255,255,0.85); font-size: 1.15rem; margin-bottom: 1.5rem; }

/* ── Comparison Table ────────────────────────────────────────────────── */
.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-top: 2rem;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(108,99,255,0.10);
}

/* Header row */
.comparison-table thead tr th {
  padding: 1.1rem 1.25rem;
  text-align: center;
  font-family: 'Fredoka One', cursive;
  font-size: 1rem;
  color: #fff;
  border-bottom: 2px solid rgba(255,255,255,0.15);
  vertical-align: middle;
}
.comparison-table thead tr th:first-child {
  text-align: left;
  background: var(--dark);
  border-radius: 16px 0 0 0;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.comparison-table thead tr th:last-child {
  border-radius: 0 16px 0 0;
}

/* Body rows */
.comparison-table tbody tr td {
  padding: 0.9rem 1.25rem;
  text-align: center;
  border-bottom: 1px solid var(--gray-100);
  font-size: 0.9rem;
  vertical-align: middle;
  background: #fff;
  transition: background 0.15s ease;
}
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody tr:last-child td:first-child { border-radius: 0 0 0 16px; }
.comparison-table tbody tr:last-child td:last-child  { border-radius: 0 0 16px 0; }

/* Feature label column */
.comparison-table tbody tr td:first-child {
  text-align: left;
  font-weight: 700;
  color: var(--dark);
  background: var(--gray-100);
  width: 38%;
}

/* Category header rows */
.comparison-table .cat-row td {
  background: linear-gradient(90deg, #f5f3ff, #faf9ff);
  font-family: 'Fredoka One', cursive;
  font-size: 0.82rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 0.55rem 1.25rem;
  border-bottom: 1px solid rgba(108,99,255,0.1);
}
.comparison-table .cat-row td:first-child {
  background: linear-gradient(90deg, #ede9ff, #f5f3ff);
}

/* Row hover */
.comparison-table tbody tr:not(.cat-row):hover td { background: #f8f7ff; }
.comparison-table tbody tr:not(.cat-row):hover td:first-child { background: #ede9ff; }

/* Vault column highlight */
.comparison-table tbody tr td.col-vault {
  background: rgba(108,99,255,0.04);
  font-weight: 600;
}
.comparison-table tbody tr:not(.cat-row):hover td.col-vault { background: rgba(108,99,255,0.09); }

/* Family column — greyed out (Coming Soon) */
.comparison-table thead tr th.col-family {
  opacity: 0.55;
  filter: grayscale(70%);
}
.comparison-table tbody tr td.col-family {
  opacity: 0.45;
  color: var(--gray-600);
  background: var(--gray-100);
  filter: grayscale(60%);
}
.comparison-table tbody tr:not(.cat-row):hover td.col-family {
  background: var(--gray-100);
}

/* Check / cross icons in table */
.tbl-yes { color: #26de81; font-size: 1.1rem; font-weight: 800; }
.tbl-no  { color: #b2bec3; font-size: 1.1rem; }
.tbl-cs  { /* coming-soon text */
  font-size: 0.72rem; font-weight: 800; letter-spacing: 0.4px;
  color: #9ca3af; text-transform: uppercase;
}

/* --- FAQ --------------------------------------------------- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--white);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 2px solid transparent;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: var(--primary); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-weight: 700;
  font-size: 1rem;
}
.faq-icon { font-size: 1.5rem; color: var(--primary); transition: transform var(--transition); }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer { padding: 0 1.5rem; max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s; }
.faq-item.open .faq-answer { max-height: 300px; padding-bottom: 1.25rem; }
.faq-answer p { color: var(--gray-600); line-height: 1.7; }

/* --- CTA Banner ------------------------------------------- */
.cta-banner {
  background: linear-gradient(135deg,var(--primary),#8b85ff);
  padding: 5rem 0;
  text-align: center;
}
.cta-banner h2 { color: var(--white); margin-bottom: 1rem; }
.cta-banner p { color: rgba(255,255,255,0.85); margin-bottom: 2rem; font-size: 1.1rem; }
.cta-stars { display: flex; justify-content: center; gap: 0.5rem; margin-bottom: 1.5rem; }
.cta-stars span { font-size: 2rem; animation: bounce 1s ease-in-out infinite; }
.cta-stars span:nth-child(2) { animation-delay: 0.2s; }
.cta-stars span:nth-child(3) { animation-delay: 0.4s; }

/* --- Footer ------------------------------------------------ */
footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 4rem 0 2rem;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand .nav-logo { color: var(--white); margin-bottom: 1rem; }
.footer-brand p { font-size: 0.9rem; margin-bottom: 1.5rem; }
.footer-socials { display: flex; gap: 0.75rem; }
.social-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}
.social-btn:hover { background: var(--primary); transform: translateY(-3px); }
.footer-links h5 { color: var(--white); margin-bottom: 1rem; font-size: 1rem; }
.footer-links a { display: block; color: rgba(255,255,255,0.6); font-size: 0.9rem; margin-bottom: 0.5rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; display: flex; align-items: center; justify-content: space-between; }
.footer-bottom p { font-size: 0.85rem; }

/* --- Dashboard / App Layout ------------------------------- */
.app-layout { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }

.sidebar {
  background: var(--white);
  border-right: 2px solid var(--gray-100);
  padding: 2rem 1.5rem;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.sidebar-logo {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1.5px solid var(--gray-100);
}
.sidebar-logo .logo-wordmark { font-size: 1.25rem; }
.sidebar-logo .logo-tagline  {
  font-size: 0.6rem;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, #6c63ff, #4ecdc4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sidebar-user {
  background: linear-gradient(135deg,var(--primary),var(--pink));
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  margin-bottom: 2rem;
  color: var(--white);
}
.sidebar-avatar { font-size: 3rem; margin-bottom: 0.5rem; }
.sidebar-name { font-family: 'Fredoka One', cursive; font-size: 1.2rem; }
.sidebar-age-badge {
  display: inline-block;
  background: rgba(255,255,255,0.25);
  border-radius: 20px;
  padding: 2px 10px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-top: 0.25rem;
}

.sidebar-nav { flex: 1; }
.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  color: var(--gray-600);
  margin-bottom: 0.25rem;
  transition: var(--transition);
  cursor: pointer;
}
.sidebar-nav-item:hover, .sidebar-nav-item.active {
  background: linear-gradient(135deg,rgba(108,99,255,0.1),rgba(253,121,168,0.1));
  color: var(--primary);
}
.sidebar-nav-item .nav-icon { font-size: 1.3rem; }
.sidebar-nav-item span { font-size: 0.95rem; }
.sidebar-logout {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  color: var(--secondary);
  cursor: pointer;
  transition: var(--transition);
}
.sidebar-logout:hover { background: rgba(255,107,107,0.1); }

.main-content { padding: 2rem; background: var(--light); }

/* Welcome Banner */
.welcome-banner {
  background: linear-gradient(135deg,var(--primary),#8b85ff);
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  color: var(--white);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.welcome-banner h2 { color: var(--white); margin-bottom: 0.4rem; }
.welcome-banner p { opacity: 0.9; }
.welcome-emoji { font-size: 4rem; }
.streak-fire { font-size: 1.5rem; animation: bounce 1s ease-in-out infinite; }

/* Stats Row */
.stats-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; margin-bottom: 2rem; }
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}
.stat-icon-box {
  width: 52px; height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}
.stat-card-info strong { display: block; font-family: 'Fredoka One', cursive; font-size: 1.8rem; line-height: 1; }
.stat-card-info span { font-size: 0.8rem; color: var(--gray-600); }

/* Continue Learning */
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; }
.section-header h3 { margin: 0; }
.recent-games { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
.mini-game-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
}
.mini-game-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.mini-game-thumb { font-size: 2.2rem; }
.mini-game-info strong { display: block; font-weight: 700; font-size: 0.9rem; margin-bottom: 2px; }
.mini-game-info span { font-size: 0.8rem; color: var(--gray-600); }
.mini-stars { display: flex; gap: 1px; margin-top: 4px; }
.mini-stars span { font-size: 0.85rem; }

/* Streak Calendar */
.streak-calendar { display: flex; gap: 0.5rem; }
.streak-day {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.streak-day-dot {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.streak-day-dot.active { background: linear-gradient(135deg,var(--orange),var(--accent)); }
.streak-day-label { font-size: 0.7rem; color: var(--gray-600); font-weight: 600; }

/* --- Progress Bars ---------------------------------------- */
.progress-bar-wrap { background: var(--gray-100); border-radius: 20px; overflow: hidden; height: 12px; }
.progress-bar-fill {
  height: 100%;
  border-radius: 20px;
  background: linear-gradient(to right,var(--primary),var(--pink));
  transition: width 1s cubic-bezier(0.4,0,0.2,1);
}
.progress-bar-fill.green { background: linear-gradient(to right,var(--green),var(--teal)); }
.progress-bar-fill.orange { background: linear-gradient(to right,var(--orange),var(--accent)); }
.progress-bar-fill.red { background: linear-gradient(to right,var(--secondary),var(--pink)); }

/* Star Ratings */
.star-rating { display: flex; gap: 4px; }
.star-rating .star { font-size: 1.2rem; color: var(--gray-200); transition: var(--transition); }
.star-rating .star.earned { color: var(--accent); animation: starPop 0.5s ease forwards; }

/* Achievement Badges (dashboard) */
.achievements-grid { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.achievement-badge {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--shadow-sm);
  font-size: 0.85rem;
  font-weight: 700;
  transition: var(--transition);
}
.achievement-badge:hover { transform: scale(1.05); box-shadow: var(--shadow); }
.achievement-badge .badge-emoji-sm { font-size: 1.4rem; }
.achievement-badge.locked { opacity: 0.4; filter: grayscale(1); }

/* --- Games Library Filters -------------------------------- */
.games-header { margin-bottom: 2rem; }
.search-bar-wrap { position: relative; max-width: 500px; }
.search-bar-wrap input {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 3rem;
  border-radius: var(--radius);
  border: 2px solid var(--gray-200);
  font-size: 1rem;
  font-family: 'Nunito', sans-serif;
  transition: border-color var(--transition);
  background: var(--white);
}
.search-bar-wrap input:focus { outline: none; border-color: var(--primary); }
.search-icon { position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); font-size: 1.2rem; }

.filter-tabs { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 1rem 0; }
.filter-tab {
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  background: var(--white);
  color: var(--gray-600);
  border: 2px solid var(--gray-200);
  cursor: pointer;
  transition: var(--transition);
}
.filter-tab:hover { border-color: var(--primary); color: var(--primary); }
.filter-tab.active { background: var(--primary); border-color: var(--primary); color: var(--white); }
.filter-tab.age-5-6.active   { background: var(--age-5-6);   border-color: var(--age-5-6); }
.filter-tab.age-7-8.active   { background: var(--age-7-8);   border-color: var(--age-7-8); }
.filter-tab.age-9-10.active  { background: var(--age-9-10);  border-color: var(--age-9-10); }
.filter-tab.age-11-12.active { background: var(--age-11-12); border-color: var(--age-11-12); }

.category-chips { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.category-chip {
  padding: 0.3rem 0.9rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--gray-100);
  color: var(--gray-600);
  cursor: pointer;
  transition: var(--transition);
}
.category-chip:hover, .category-chip.active { background: var(--accent); color: var(--dark); }

.sort-select {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  border: 2px solid var(--gray-200);
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  background: var(--white);
}
.sort-select:focus { outline: none; border-color: var(--primary); }

/* --- Modal ------------------------------------------------ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(45,52,54,0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  max-width: 500px;
  width: 90%;
  box-shadow: 0 30px 80px rgba(0,0,0,0.25);
  transform: scale(0.8) translateY(20px);
  transition: transform 0.3s;
  position: relative;
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }
.modal-close {
  position: absolute;
  top: 1rem; right: 1rem;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--gray-600);
  transition: color var(--transition);
  background: var(--gray-100);
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { color: var(--secondary); background: rgba(255,107,107,0.1); }
.modal-icon { font-size: 4rem; text-align: center; margin-bottom: 1rem; }
.modal h3 { text-align: center; margin-bottom: 0.5rem; }
.modal p { text-align: center; margin-bottom: 1.5rem; color: var(--gray-600); }

/* Purchase Modal — Lifetime */
.modal-purchase-header {
  text-align: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid var(--gray-100);
}
.modal-purchase-emoji {
  font-size: 3.5rem;
  margin-bottom: 0.5rem;
  animation: bounce 1.5s ease-in-out infinite;
}
.modal-plan-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), #8b85ff);
  color: white;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: 20px;
  margin: 0.5rem 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.modal-price-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.5rem;
  margin: 0.75rem 0;
}
.modal-price-amount {
  font-family: 'Fredoka One', cursive;
  font-size: 2.4rem;
  color: var(--primary);
  line-height: 1;
}
.modal-price-label {
  font-size: 0.85rem;
  color: var(--gray-600);
  font-weight: 700;
}
.modal-plan-tagline {
  font-size: 0.85rem;
  color: var(--green);
  font-weight: 700;
  text-align: center;
  margin: 0 !important;
}
.modal-trust-row {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.modal-guarantee-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: var(--gray-600);
  font-weight: 700;
  text-align: center;
}

/* Form Styles */
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-weight: 700; margin-bottom: 0.4rem; font-size: 0.9rem; }
.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: 'Nunito', sans-serif;
  transition: border-color var(--transition);
  background: var(--white);
}
.form-control:focus { outline: none; border-color: var(--primary); }
.form-control.error { border-color: var(--secondary); }
.form-error { color: var(--secondary); font-size: 0.8rem; margin-top: 0.3rem; display: none; }
.form-error.show { display: block; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-check { display: flex; align-items: center; gap: 0.5rem; }
.form-check input { width: 18px; height: 18px; cursor: pointer; accent-color: var(--primary); }
.form-check label { font-size: 0.9rem; cursor: pointer; }
.or-divider { display: flex; align-items: center; gap: 1rem; margin: 1.25rem 0; }
.or-divider::before, .or-divider::after { content:''; flex:1; height:1px; background:var(--gray-200); }
.or-divider span { color:var(--gray-600); font-size:0.9rem; font-weight:600; }

/* Auth Tabs */
.auth-tabs { display: flex; background: var(--gray-100); border-radius: var(--radius); padding: 4px; margin-bottom: 2rem; }
.auth-tab {
  flex: 1;
  padding: 0.7rem;
  text-align: center;
  border-radius: calc(var(--radius) - 4px);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.95rem;
}
.auth-tab.active { background: var(--white); color: var(--primary); box-shadow: var(--shadow-sm); }

/* Demo Buttons */
.demo-btn {
  width: 100%;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  border: 2px solid var(--gray-200);
  background: var(--gray-100);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'Nunito', sans-serif;
}
.demo-btn:hover { border-color: var(--primary); background: rgba(108,99,255,0.05); }

/* --- Toast / Notification --------------------------------- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.toast {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--white);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  box-shadow: var(--shadow);
  min-width: 280px;
  border-left: 4px solid var(--primary);
  animation: slideInUp 0.4s ease forwards;
  font-weight: 600;
}
.toast.success { border-left-color: var(--green); }
.toast.error   { border-left-color: var(--secondary); }
.toast.info    { border-left-color: var(--blue); }
.toast.warning { border-left-color: var(--orange); }
.toast-icon { font-size: 1.4rem; }
.toast-text { flex: 1; font-size: 0.9rem; }
.toast-close { color: var(--gray-400); cursor: pointer; font-size: 1.1rem; }

/* --- Game UI Components ----------------------------------- */
.game-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 1.5rem;
}
.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--white);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.game-score-box { text-align: center; }
.game-score-box label { display: block; font-size: 0.75rem; color: var(--gray-600); font-weight: 700; margin-bottom: 2px; text-transform: uppercase; }
.game-score-box strong { font-family: 'Fredoka One', cursive; font-size: 1.6rem; color: var(--primary); }
.game-timer-box { display: flex; align-items: center; gap: 0.5rem; }
.game-timer {
  font-family: 'Fredoka One', cursive;
  font-size: 2rem;
  color: var(--dark);
  min-width: 60px;
  text-align: center;
}
.game-timer.warning { color: var(--secondary); animation: pulse 0.5s ease-in-out infinite; }
.game-lives { display: flex; gap: 4px; font-size: 1.4rem; }
.game-progress-wrap { background: var(--gray-100); border-radius: 20px; height: 8px; overflow: hidden; flex: 1; margin: 0 1rem; }
.game-progress-fill { height: 100%; background: linear-gradient(to right,var(--green),var(--teal)); border-radius: 20px; transition: width 0.5s; }

.question-area {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}
.question-text { font-family: 'Fredoka One', cursive; font-size: 2rem; color: var(--dark); margin-bottom: 0.5rem; }
.question-sub { color: var(--gray-600); font-size: 1rem; }

.answer-grid {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: 1rem;
}
.answer-btn {
  padding: 1.25rem;
  border-radius: var(--radius);
  background: var(--white);
  border: 3px solid var(--gray-200);
  font-family: 'Fredoka One', cursive;
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.answer-btn:hover { border-color: var(--primary); color: var(--primary); transform: scale(1.03); }
.answer-btn.correct { background: rgba(38,222,129,0.15); border-color: var(--green); color: var(--green); animation: pop 0.4s ease; }
.answer-btn.wrong   { background: rgba(255,107,107,0.15); border-color: var(--secondary); color: var(--secondary); animation: shake 0.4s ease; }
.answer-btn:disabled { cursor: not-allowed; }

.number-grid { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }
.number-btn {
  width: 60px; height: 60px;
  border-radius: 50%;
  font-family: 'Fredoka One', cursive;
  font-size: 1.4rem;
  border: 3px solid var(--primary);
  color: var(--primary);
  background: var(--white);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.number-btn:hover { background: var(--primary); color: var(--white); transform: scale(1.1); }
.number-btn.correct { background: var(--green); border-color: var(--green); color: var(--white); animation: pop 0.4s ease; }
.number-btn.wrong { background: var(--secondary); border-color: var(--secondary); color: var(--white); animation: shake 0.4s ease; }

/* Feedback */
.feedback-bar {
  text-align: center;
  padding: 1rem;
  border-radius: var(--radius);
  font-family: 'Fredoka One', cursive;
  font-size: 1.3rem;
  margin-bottom: 1rem;
  animation: slideInUp 0.3s ease;
}
.feedback-bar.correct { background: rgba(38,222,129,0.15); color: var(--green); }
.feedback-bar.wrong   { background: rgba(255,107,107,0.15); color: var(--secondary); }

/* Victory / Defeat Screen */
.result-screen {
  position: fixed;
  inset: 0;
  background: rgba(45,52,54,0.85);
  backdrop-filter: blur(10px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
}
.result-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 3rem;
  text-align: center;
  max-width: 450px;
  width: 90%;
  animation: pop 0.5s cubic-bezier(0.175,0.885,0.32,1.275);
  box-shadow: 0 40px 100px rgba(0,0,0,0.3);
}
.result-emoji { font-size: 5rem; margin-bottom: 1rem; display: block; animation: bounce 1s ease-in-out infinite; }
.result-title { font-size: 2.5rem; margin-bottom: 0.5rem; }
.result-score { font-family: 'Fredoka One', cursive; font-size: 3rem; color: var(--primary); margin: 1rem 0; }
.result-stars { display: flex; justify-content: center; gap: 0.5rem; margin-bottom: 1.5rem; }
.result-stars span { font-size: 2.5rem; animation: starPop 0.5s ease forwards; }
.result-stars span:nth-child(2) { animation-delay: 0.2s; }
.result-stars span:nth-child(3) { animation-delay: 0.4s; }
.result-actions { display: flex; gap: 1rem; justify-content: center; }

/* --- Progress Page ---------------------------------------- */
.progress-hero {
  background: linear-gradient(135deg,var(--primary),#8b85ff);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  color: var(--white);
  margin-bottom: 2rem;
}
.progress-hero h2 { color: var(--white); margin-bottom: 0.5rem; }
.level-bar-wrap { background: rgba(255,255,255,0.2); border-radius: 20px; height: 16px; margin: 1rem 0; overflow: hidden; }
.level-bar-fill { height: 100%; background: var(--accent); border-radius: 20px; transition: width 1.5s cubic-bezier(0.4,0,0.2,1); }
.level-info { display: flex; justify-content: space-between; font-size: 0.85rem; opacity: 0.85; }

.badge-wall { display: grid; grid-template-columns: repeat(auto-fill,minmax(120px,1fr)); gap: 1rem; }
.badge-wall-item {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.badge-wall-item:hover { transform: scale(1.05); box-shadow: var(--shadow); }
.badge-wall-item.locked { opacity: 0.4; filter: grayscale(1); }
.badge-wall-item .badge-emoji-big { font-size: 2.5rem; margin-bottom: 0.5rem; display: block; }
.badge-wall-item .badge-title { font-size: 0.8rem; font-weight: 700; color: var(--dark); }
.badge-wall-item .badge-desc { font-size: 0.7rem; color: var(--gray-600); margin-top: 2px; }

.game-completion-table { width: 100%; border-collapse: collapse; }
.game-completion-table th { background: var(--gray-100); padding: 0.75rem 1rem; text-align: left; font-size: 0.85rem; color: var(--gray-600); }
.game-completion-table td { padding: 0.85rem 1rem; border-bottom: 1px solid var(--gray-100); font-size: 0.9rem; }
.game-completion-table tr:hover td { background: var(--gray-100); }

/* Skills Bar */
.skills-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.skill-row { display: flex; align-items: center; gap: 1rem; }
.skill-row label { min-width: 100px; font-weight: 700; font-size: 0.9rem; }
.skill-row .progress-bar-wrap { flex: 1; }
.skill-row span { min-width: 40px; text-align: right; font-size: 0.85rem; color: var(--gray-600); font-weight: 700; }

/* Leaderboard */
.leaderboard-list { display: flex; flex-direction: column; gap: 0.75rem; }
.leaderboard-item {
  display: flex; align-items: center; gap: 1rem;
  background: var(--white); border-radius: var(--radius-sm);
  padding: 0.85rem 1.25rem; box-shadow: var(--shadow-sm);
}
.leaderboard-rank { font-family: 'Fredoka One', cursive; font-size: 1.3rem; min-width: 36px; text-align: center; }
.leaderboard-rank.gold   { color: #f9ca24; }
.leaderboard-rank.silver { color: #b2bec3; }
.leaderboard-rank.bronze { color: #e17055; }
.leaderboard-name { flex: 1; font-weight: 700; }
.leaderboard-stars { font-weight: 800; color: var(--primary); }
.leaderboard-item.me { border: 2px solid var(--primary); background: rgba(108,99,255,0.05); }

/* --- Parent Dashboard ------------------------------------- */
.parent-stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; margin-bottom: 2rem; }
.activity-chart { display: flex; align-items: flex-end; gap: 0.5rem; height: 150px; padding: 1rem; }
.bar-wrap { display: flex; flex-direction: column; align-items: center; gap: 4px; flex: 1; }
.bar {
  width: 100%;
  background: linear-gradient(to top,var(--primary),var(--pink));
  border-radius: 6px 6px 0 0;
  transition: height 1s cubic-bezier(0.4,0,0.2,1);
  min-height: 4px;
}
.bar-label { font-size: 0.7rem; color: var(--gray-600); font-weight: 700; }
.bar-value { font-size: 0.7rem; font-weight: 800; color: var(--primary); }

.setting-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 0; border-bottom: 1px solid var(--gray-100);
}
.setting-item:last-child { border-bottom: none; }
.setting-info strong { display: block; font-weight: 700; margin-bottom: 2px; }
.setting-info span { font-size: 0.85rem; color: var(--gray-600); }

/* Toggle Switch (settings) */
.switch {
  position: relative;
  width: 52px; height: 28px;
}
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--gray-200);
  border-radius: 28px;
  transition: var(--transition);
}
.slider::before {
  content: '';
  position: absolute;
  width: 20px; height: 20px;
  bottom: 4px; left: 4px;
  background: var(--white);
  border-radius: 50%;
  transition: var(--transition);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.switch input:checked + .slider { background: var(--primary); }
.switch input:checked + .slider::before { transform: translateX(24px); }

/* --- Loading States --------------------------------------- */
.skeleton {
  background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer { 0%{background-position:200% 0} 100%{background-position:-200% 0} }

.loading-spinner {
  width: 48px; height: 48px;
  border: 5px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 2rem auto;
}

/* --- Pricing Page ----------------------------------------- */
.pricing-page-hero {
  background: linear-gradient(135deg,#667eea,#764ba2);
  padding: 8rem 0 4rem;
  text-align: center;
  color: var(--white);
}
.pricing-page-hero h1 { color: var(--white); }
.pricing-page-hero p { color: rgba(255,255,255,0.85); font-size: 1.15rem; max-width: 600px; margin: 0.75rem auto 0; }
.payment-logos { display: flex; align-items: center; justify-content: center; gap: 1.5rem; margin-top: 1.5rem; }
.payment-logo {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--dark);
  box-shadow: var(--shadow-sm);
}

/* --- Login Page ------------------------------------------- */
.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.auth-visual {
  background: linear-gradient(135deg,var(--primary),#8b85ff);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--white);
  text-align: center;
}
.auth-visual h2 { color: var(--white); font-size: 2rem; margin-bottom: 1rem; }
.auth-visual p { opacity: 0.85; margin-bottom: 2rem; }
.auth-emojis { display: flex; gap: 1rem; font-size: 3rem; flex-wrap: wrap; justify-content: center; }
.auth-emojis span { animation: float 3s ease-in-out infinite; }
.auth-emojis span:nth-child(2) { animation-delay: 0.5s; }
.auth-emojis span:nth-child(3) { animation-delay: 1s; }
.auth-emojis span:nth-child(4) { animation-delay: 1.5s; }
.auth-emojis span:nth-child(5) { animation-delay: 2s; }
.auth-demo-creds {
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-top: 2rem;
  border: 2px solid rgba(255,255,255,0.25);
  text-align: left;
}
.auth-demo-creds h5 { color: var(--white); margin-bottom: 0.5rem; }
.auth-demo-creds code { display: block; background: rgba(0,0,0,0.2); border-radius: 6px; padding: 4px 8px; font-size: 0.85rem; margin-bottom: 4px; color: var(--accent); }

.auth-form-section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 3rem;
  background: var(--light);
}
.auth-form-section .nav-logo { margin-bottom: 2rem; }

/* --- Confetti --------------------------------------------- */
.confetti-piece {
  position: fixed;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  pointer-events: none;
  z-index: 9999;
  animation: confettiFall 3s linear forwards;
}

/* --- Animations ------------------------------------------- */
@keyframes float    { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-20px)} }
@keyframes bounce   { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-15px)} }
@keyframes pulse    { 0%,100%{transform:scale(1)} 50%{transform:scale(1.05)} }
@keyframes spin     { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }
@keyframes slideInUp   { from{opacity:0;transform:translateY(40px)}  to{opacity:1;transform:translateY(0)} }
@keyframes slideInLeft { from{opacity:0;transform:translateX(-40px)} to{opacity:1;transform:translateX(0)} }
@keyframes slideInRight{ from{opacity:0;transform:translateX(40px)}  to{opacity:1;transform:translateX(0)} }
@keyframes pop      { 0%{transform:scale(0)} 70%{transform:scale(1.1)} 100%{transform:scale(1)} }
@keyframes shake    { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-10px)} 75%{transform:translateX(10px)} }
@keyframes confettiFall { to{transform:translateY(100vh) rotate(720deg);opacity:0} }
@keyframes starPop  { 0%{transform:scale(0) rotate(-180deg);opacity:0} 70%{transform:scale(1.3)} 100%{transform:scale(1) rotate(0deg);opacity:1} }
@keyframes fadeIn   { from{opacity:0} to{opacity:1} }
@keyframes wiggle   { 0%,100%{transform:rotate(-5deg)} 50%{transform:rotate(5deg)} }

/* Scroll animation classes */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left  { opacity: 0; transform: translateX(-30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-right { opacity: 0; transform: translateX(30px);  transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-left.visible, .reveal-right.visible { opacity: 1; transform: translateX(0); }

/* --- Balloon Game ----------------------------------------- */
.balloon-container {
  position: relative;
  width: 100%;
  height: 500px;
  background: linear-gradient(180deg,#74b9ff,#a29bfe 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.balloon {
  position: absolute;
  width: 70px; height: 85px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Fredoka One', cursive;
  font-size: 1.6rem;
  color: var(--white);
  cursor: pointer;
  transition: transform 0.15s;
  user-select: none;
  box-shadow: inset -8px -8px 0 rgba(0,0,0,0.1);
}
.balloon::after {
  content: '';
  position: absolute;
  bottom: -20px; left: 50%;
  transform: translateX(-50%);
  width: 2px; height: 20px;
  background: rgba(255,255,255,0.5);
}
.balloon:hover { transform: scale(1.1); }
.balloon.popping { animation: balloonPop 0.3s ease forwards; }
@keyframes balloonPop { 0%{transform:scale(1)} 50%{transform:scale(1.4)} 100%{transform:scale(0);opacity:0} }

/* --- Race Track ------------------------------------------- */
.race-track {
  background: #2d3436;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.track-lane {
  background: #636e72;
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 3px dashed rgba(255,255,255,0.1);
}
.track-car { font-size: 1.8rem; transition: margin-left 0.5s cubic-bezier(0.4,0,0.2,1); }
.track-label { color: rgba(255,255,255,0.7); font-size: 0.8rem; font-weight: 700; min-width: 60px; }
.track-progress { flex: 1; background: rgba(255,255,255,0.1); border-radius: 10px; height: 8px; overflow: hidden; }
.track-progress-fill { height: 100%; border-radius: 10px; transition: width 0.5s; }
.player-progress { background: linear-gradient(to right,var(--primary),var(--pink)); }
.cpu-progress    { background: linear-gradient(to right,var(--secondary),var(--orange)); }
.finish-flag { font-size: 2rem; flex-shrink: 0; }

/* --- Fraction Pie ----------------------------------------- */
.fraction-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.fraction-number { font-family: 'Fredoka One', cursive; font-size: 1.8rem; line-height: 1; }
.fraction-line { width: 60px; height: 4px; background: var(--dark); border-radius: 2px; }
.fraction-choices { display: grid; grid-template-columns: repeat(2,1fr); gap: 1rem; margin-top: 1.5rem; }
.fraction-btn {
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 3px solid var(--gray-200);
  background: var(--white);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: 'Fredoka One', cursive;
}
.fraction-btn:hover { border-color: var(--primary); transform: scale(1.03); }
.fraction-btn.correct { border-color: var(--green); background: rgba(38,222,129,0.1); animation: pop 0.4s ease; }
.fraction-btn.wrong   { border-color: var(--secondary); background: rgba(255,107,107,0.1); animation: shake 0.4s ease; }

/* --- Algebra Arena (dark theme) --------------------------- */
.arena-bg {
  background: #0f0f1a;
  min-height: 100vh;
  color: #e0e0ff;
}
.arena-header {
  background: rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(108,99,255,0.3);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.arena-logo { font-family: 'Fredoka One', cursive; font-size: 1.4rem; color: var(--primary); }
.xp-bar-wrap { background: rgba(255,255,255,0.1); border-radius: 20px; height: 10px; width: 200px; overflow: hidden; }
.xp-bar-fill { height: 100%; background: linear-gradient(to right,var(--primary),var(--pink)); border-radius: 20px; transition: width 1s; }
.arena-main { max-width: 700px; margin: 0 auto; padding: 2rem 1.5rem; }
.equation-display {
  background: rgba(108,99,255,0.15);
  border: 2px solid rgba(108,99,255,0.4);
  border-radius: var(--radius-lg);
  padding: 3rem;
  text-align: center;
  font-family: 'Fredoka One', cursive;
  font-size: clamp(2rem,5vw,3rem);
  color: #e0e0ff;
  margin-bottom: 2rem;
  box-shadow: 0 0 40px rgba(108,99,255,0.2);
  text-shadow: 0 0 30px rgba(108,99,255,0.8);
}
.arena-input {
  background: rgba(255,255,255,0.08);
  border: 2px solid rgba(108,99,255,0.5);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  font-family: 'Fredoka One', cursive;
  font-size: 2rem;
  color: var(--white);
  width: 100%;
  text-align: center;
  transition: border-color var(--transition);
}
.arena-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 20px rgba(108,99,255,0.3); }
.solution-steps {
  background: rgba(255,159,67,0.1);
  border: 2px solid rgba(255,159,67,0.3);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-top: 1rem;
}
.solution-steps h4 { color: var(--orange); margin-bottom: 1rem; font-size: 1rem; }
.solution-step { color: rgba(255,255,255,0.8); margin-bottom: 0.5rem; font-size: 0.9rem; padding: 0.4rem; border-bottom: 1px solid rgba(255,255,255,0.05); }

/* --- Responsive Breakpoints ------------------------------- */

/* 1280px */
@media (max-width: 1280px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: 1/-1; }
}

/* 1024px */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-actions { justify-content: center; }
  .hero-meta { justify-content: center; }
  .age-categories-grid { grid-template-columns: repeat(2,1fr); }
  .pricing-grid { grid-template-columns: repeat(2, minmax(0, 420px)); gap: 1.25rem; }
  .pricing-grid .pricing-card:last-child { grid-column: auto; }
  .app-layout { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; border-right: none; border-bottom: 2px solid var(--gray-100); flex-direction: row; flex-wrap: wrap; padding: 1rem; gap: 1rem; }
  .sidebar-user { display: none; }
  .sidebar-logo { margin: 0; }
  .stats-row { grid-template-columns: repeat(2,1fr); }
  .recent-games { grid-template-columns: 1fr 1fr; }
  .benefits-grid { grid-template-columns: repeat(2,1fr); }
  .steps-grid::before { display: none; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .parent-stats-grid { grid-template-columns: repeat(2,1fr); }
}

/* 768px */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-actions .btn { display: none; }
  .hero { padding-top: 4.5rem; }
  .age-categories-grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: minmax(0, 460px); gap: 1.5rem; }
  .pricing-card.featured { order: -1; }
  .pricing-card { padding: 2.25rem 1.5rem 1.75rem; }
  .auth-page { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { flex-direction: column; gap: 1rem; }
  .stat-divider { display: none; }
  .skills-grid { grid-template-columns: 1fr; }
  .answer-grid { grid-template-columns: repeat(2,1fr); }
}

/* 480px */
@media (max-width: 480px) {
  .age-categories-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .recent-games { grid-template-columns: 1fr; }
  .games-grid { grid-template-columns: 1fr; }
  .answer-grid { grid-template-columns: repeat(2,1fr); }
  .result-actions { flex-direction: column; }
  .hero-actions { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; }
  .badge-wall { grid-template-columns: repeat(3,1fr); }
  .form-row { grid-template-columns: 1fr; }
  .main-content { padding: 1rem; }
  .question-text { font-size: 1.5rem; }
}

/* 320px */
@media (max-width: 320px) {
  .container { padding: 0 1rem; }
  h1 { font-size: 1.8rem; }
  .btn-xl { padding: 0.9rem 2rem; font-size: 1.05rem; }
  .badge-wall { grid-template-columns: repeat(2,1fr); }
}

/* ============================================================
   Language Toggle
   ============================================================ */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  background: rgba(255,255,255,0.12);
  border: 1.5px solid rgba(255,255,255,0.22);
  border-radius: 50px;
  padding: 3px;
  gap: 2px;
  backdrop-filter: blur(8px);
}
/* on light backgrounds (sidebar, dashboard) */
.lang-toggle.light {
  background: var(--gray-100);
  border-color: var(--gray-200);
}
.lang-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: 50px;
  border: none;
  background: transparent;
  color: rgba(255,255,255,0.75);
  font-family: 'Nunito', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.15s;
  white-space: nowrap;
}
.lang-toggle.light .lang-btn {
  color: var(--gray-600);
}
.lang-btn:hover {
  background: rgba(255,255,255,0.18);
  color: #fff;
}
.lang-toggle.light .lang-btn:hover {
  background: var(--gray-200);
  color: var(--dark);
}
.lang-btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(108,99,255,0.35);
  transform: scale(1.03);
}
.lang-toggle.light .lang-btn.active {
  background: var(--primary);
  color: #fff;
}
.lang-flag {
  font-size: 0.9rem;
  line-height: 1;
}

/* Navbar lang toggle positioning */
.navbar-lang {
  margin-left: 0.5rem;
}

/* Sidebar lang toggle */
.sidebar-lang {
  padding: 0.75rem 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: auto;
}
.sidebar-lang .lang-toggle {
  width: 100%;
  justify-content: center;
}

@media (max-width: 768px) {
  .navbar-lang { display: none; }
  .mobile-lang {
    display: flex;
    justify-content: center;
    padding: 0.75rem 0 0.5rem;
  }
}
@media (min-width: 769px) {
  .mobile-lang { display: none; }
}