/* ==============================================================================
   TwinsLingo: Warm Storybook Daylight & Matte Toy Design System (Anti-AI-Slop)
   PT Kembar Anugerah Jaya
   ============================================================================== */

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

:root {
  /* 1. Warm Eye-Safe Surfaces (Buku Dongeng Hangat) */
  --bg-storybook-cream: #FFFDF7;
  --bg-meadow-soft: #F4F9F1;
  --bg-card-surface: #FFFFFF;
  --border-card-warm: #E6E0D6;

  /* 2. Tactile Matte Toy Palette (Warna Solid Mainan + Bibir Tebal 3D) */
  --toy-green: #58CC02;
  --toy-green-lip: #46A302;
  --toy-mango: #FFC800;
  --toy-mango-lip: #E5A400;
  --toy-sky: #1CB0F6;
  --toy-sky-lip: #1899D6;
  --toy-coral: #FF4B4B;
  --toy-coral-lip: #D93838;
  --toy-purple: #9C27B0;
  --toy-purple-lip: #7B1FA2;
  --toy-peach-blush: #FFB3A7;

  /* 3. Cocoa Typography (Bukan Hitam Pekat) */
  --ink-cocoa-dark: #3C3630;
  --ink-cocoa-muted: #787066;

  /* 4. Squishy Toy Physics */
  --spring-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --radius-toy-card: 28px;
  --radius-toy-btn: 22px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

body {
  font-family: 'Fredoka', 'Nunito', -apple-system, sans-serif;
  background-color: var(--bg-storybook-cream);
  color: var(--ink-cocoa-dark);
  min-height: 100vh;
  overflow-x: hidden;
  touch-action: manipulation;
}

/* ------------------------------------------------------------------------------
   TOYBOX CONTAINER & TOP HEADER
   ------------------------------------------------------------------------------ */
.app-container {
  max-width: 960px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background-color: var(--bg-card-surface);
  border-bottom: 3px solid var(--border-card-warm);
  position: sticky;
  top: 0;
  z-index: 50;
}

.twin-pills {
  display: flex;
  gap: 10px;
  align-items: center;
}

.pill-child {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: var(--bg-storybook-cream);
  border: 3px solid var(--border-card-warm);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s var(--spring-bounce);
}

.pill-child.active {
  border-color: var(--toy-sky);
  background-color: #E8F7FF;
  transform: scale(1.05);
}

.pill-child .avatar-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
}

.badge-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 1.15rem;
  padding: 6px 12px;
  border-radius: 16px;
  background-color: #FFF9E6;
  border: 2px solid #FFE699;
}

.badge-stat.gems {
  background-color: #E8F7FF;
  border-color: #BBE7FF;
}

/* ------------------------------------------------------------------------------
   3D TACTILE TOY BUTTONS (SQUISHY SPRING PHYSICS)
   ------------------------------------------------------------------------------ */
.btn-toy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: 'Nunito', 'Fredoka', sans-serif;
  font-size: 1.25rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 14px 28px;
  border-radius: var(--radius-toy-btn);
  cursor: pointer;
  border: 3px solid;
  border-bottom-width: 7px;
  transition: transform 0.12s var(--spring-bounce), border-bottom-width 0.12s ease;
  position: relative;
  outline: none;
}

.btn-toy:active, .btn-toy.pressed {
  transform: translateY(4px);
  border-bottom-width: 3px;
}

.btn-green {
  background-color: var(--toy-green);
  color: #FFFFFF;
  border-color: var(--toy-green-lip);
}

.btn-mango {
  background-color: var(--toy-mango);
  color: #3C3630;
  border-color: var(--toy-mango-lip);
}

.btn-sky {
  background-color: var(--toy-sky);
  color: #FFFFFF;
  border-color: var(--toy-sky-lip);
}

.btn-coral {
  background-color: var(--toy-coral);
  color: #FFFFFF;
  border-color: var(--toy-coral-lip);
}

.btn-purple {
  background-color: var(--toy-purple);
  color: #FFFFFF;
  border-color: var(--toy-purple-lip);
}

.btn-neutral {
  background-color: #FFFFFF;
  color: var(--ink-cocoa-dark);
  border-color: var(--border-card-warm);
}

/* ------------------------------------------------------------------------------
   MAIN NAVIGATION TABS (TOY STYLE)
   ------------------------------------------------------------------------------ */
.main-nav {
  display: flex;
  justify-content: space-around;
  padding: 10px 16px;
  background-color: var(--bg-card-surface);
  border-top: 3px solid var(--border-card-warm);
  position: sticky;
  bottom: 0;
  z-index: 50;
}

.nav-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-cocoa-muted);
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 16px;
  transition: all 0.2s var(--spring-bounce);
}

.nav-tab.active {
  color: var(--toy-green);
  transform: translateY(-2px);
}

.nav-tab svg {
  width: 28px;
  height: 28px;
  stroke-width: 2.5;
}

/* ------------------------------------------------------------------------------
   PAGES VIEWPORT
   ------------------------------------------------------------------------------ */
.view-section {
  display: none;
  flex: 1;
  padding: 20px;
}

.view-section.active {
  display: flex;
  flex-direction: column;
}

/* ------------------------------------------------------------------------------
   STAGE: TWIN AVATARS & EVO-PET (RIGGED SVG)
   ------------------------------------------------------------------------------ */
.avatars-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 16px 0;
}

.avatar-rig-container {
  width: 140px;
  height: 180px;
  position: relative;
  cursor: pointer;
  transition: transform 0.25s var(--spring-bounce);
}

.avatar-rig-container:hover {
  transform: scale(1.08) rotate(-2deg);
}

.pet-rig-container {
  width: 100px;
  height: 120px;
  position: relative;
  cursor: pointer;
  animation: floatBounce 3s ease-in-out infinite;
}

@keyframes floatBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.speech-bubble {
  position: relative;
  background-color: #FFFFFF;
  border: 3px solid var(--ink-cocoa-dark);
  border-radius: 20px;
  padding: 12px 18px;
  font-size: 1.15rem;
  font-weight: 700;
  max-width: 320px;
  margin-bottom: 12px;
  box-shadow: 0 4px 0 var(--border-card-warm);
}

.speech-bubble::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 36px;
  border-width: 12px 12px 0;
  border-style: solid;
  border-color: #FFFFFF transparent;
  display: block;
  width: 0;
}

.speech-bubble::before {
  content: '';
  position: absolute;
  bottom: -16px;
  left: 34px;
  border-width: 15px 14px 0;
  border-style: solid;
  border-color: var(--ink-cocoa-dark) transparent;
  display: block;
  width: 0;
}

/* Word highlight karaoke */
.karaoke-word {
  display: inline-block;
  padding: 0 3px;
  border-radius: 6px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.karaoke-word.highlight {
  background-color: var(--toy-mango);
  color: #3C3630;
  transform: scale(1.1);
}

/* ------------------------------------------------------------------------------
   WORLD MAP (6 ISLANDS GALAXY)
   ------------------------------------------------------------------------------ */
.worlds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 14px;
}

.world-card {
  background-color: var(--bg-card-surface);
  border: 3px solid var(--border-card-warm);
  border-bottom: 7px solid var(--border-card-warm);
  border-radius: var(--radius-toy-card);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  transition: transform 0.2s var(--spring-bounce), border-color 0.2s ease;
  position: relative;
}

.world-card:hover {
  transform: translateY(-4px);
  border-color: var(--toy-green);
  border-bottom-color: var(--toy-green-lip);
}

.world-card .world-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.85rem;
  width: fit-content;
}

.world-illustration {
  width: 100%;
  height: 140px;
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-meadow-soft);
}

/* ------------------------------------------------------------------------------
   8 MICRO-GAMES INTERACTION STAGE
   ------------------------------------------------------------------------------ */
.game-viewport {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-top: 10px;
}

.cards-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 16px;
  width: 100%;
  max-width: 520px;
}

.toy-choice-card {
  background-color: var(--bg-card-surface);
  border: 3px solid var(--border-card-warm);
  border-bottom: 7px solid var(--border-card-warm);
  border-radius: var(--radius-toy-card);
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.15s var(--spring-bounce);
}

.toy-choice-card:hover {
  transform: translateY(-3px);
  border-color: var(--toy-sky);
  border-bottom-color: var(--toy-sky-lip);
}

.toy-choice-card:active {
  transform: translateY(3px);
  border-bottom-width: 3px;
}

.toy-choice-card.wrong-dimmed {
  opacity: 0.35;
  pointer-events: none;
  transform: scale(0.95);
}

.toy-choice-card.correct-celebrate {
  border-color: var(--toy-green);
  border-bottom-color: var(--toy-green-lip);
  background-color: #F0FFF0;
  animation: cardCelebrate 0.6s var(--spring-bounce);
}

@keyframes cardCelebrate {
  0% { transform: scale(1); }
  50% { transform: scale(1.15) rotate(3deg); }
  100% { transform: scale(1); }
}

/* Rainbow Finger Tracing Canvas */
.tracing-container {
  width: 320px;
  height: 320px;
  background-color: #FFFFFF;
  border: 4px dashed var(--toy-mango);
  border-radius: var(--radius-toy-card);
  position: relative;
  overflow: hidden;
  touch-action: none;
}

#tracingCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Magic Mic Waveform */
.mic-waveform-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 50px;
  margin-top: 10px;
}

.wave-bar {
  width: 8px;
  height: 16px;
  border-radius: 999px;
  background-color: var(--toy-coral);
  transition: height 0.08s ease;
}

/* ------------------------------------------------------------------------------
   4-SECOND GUIDED HAND HELPER
   ------------------------------------------------------------------------------ */
.guided-hand-helper {
  position: absolute;
  width: 56px;
  height: 56px;
  pointer-events: none;
  z-index: 100;
  animation: handBounce 1.2s ease-in-out infinite;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.15));
}

@keyframes handBounce {
  0%, 100% {
    transform: translateY(0) rotate(-15deg);
  }
  50% {
    transform: translateY(-18px) rotate(5deg);
  }
}

/* ------------------------------------------------------------------------------
   2-PLAYER TWIN CO-OP SPLIT-SCREEN
   ------------------------------------------------------------------------------ */
.coop-split-stage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  width: 100%;
  margin-top: 14px;
}

.coop-side {
  padding: 16px;
  border-radius: var(--radius-toy-card);
  border: 3px solid;
  border-bottom-width: 7px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.coop-side.twin-a {
  background-color: #F0F8FF;
  border-color: var(--toy-sky);
  border-bottom-color: var(--toy-sky-lip);
}

.coop-side.twin-b {
  background-color: #FFF9E6;
  border-color: var(--toy-mango);
  border-bottom-color: var(--toy-mango-lip);
}

/* ------------------------------------------------------------------------------
   PARENT GATE & ANALYTICS MODAL
   ------------------------------------------------------------------------------ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(60, 54, 48, 0.65);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-toy-card);
  border: 3px solid var(--ink-cocoa-dark);
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: 0 10px 0 var(--border-card-warm);
}

/* Sleepy Bedtime Curtain */
.bedtime-curtain {
  position: fixed;
  inset: 0;
  background-color: #1A1A2E;
  color: #FFFFFF;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  z-index: 300;
  padding: 24px;
  text-align: center;
}

.bedtime-curtain.active {
  display: flex;
}

/* Responsive tweaks */
@media (max-width: 640px) {
  .coop-split-stage {
    grid-template-columns: 1fr;
  }
  .cards-options-grid {
    grid-template-columns: 1fr 1fr;
  }
}