/* ==========================================================
   KIDMINT GAMES V2 — Shared Cartoon Design System
   Soft, warm, child-friendly, premium, mobile-first.
   Extends site.css tokens.  Adds theme, mascot, reward, and
   play-mo.gv2-mascote {
  content: "\201C";
  font-size: 1.3em;
  color: var(--gv2-accent, var(--sun));
  margin-right: 0.15rem;
}
.gv2-mascot-text::after {
  content: "\201D";
  font-size: 1.3em;
  color: var(--gv2-accent, var(--sun));
  margin-left: 0.1rem;
}ion upgrades.
   ========================================================== */

/* ── V2 Design Tokens ──────────────────────────────────── */
.gv2-mascot-text::before {
  content: "\201C";
  font-size: 1.3em;
  color: var(--gv2-accent, var(--sun));
  margin-right: 0.15rem;
}

:root {
  /* Cartoon palette */
  --gv2-bg: #FFF9F0;
  --gv2-card: #FFFFFF;
  --gv2-border: rgba(37, 64, 92, 0.08);
  --gv2-shadow: 0 6px 24px rgba(37, 64, 92, 0.08);
  --gv2-shadow-hover: 0 10px 32px rgba(37, 64, 92, 0.14);
  --gv2-radius: 1.25rem;
  --gv2-radius-lg: 1.75rem;
  --gv2-radius-pill: 999px;

  /* Feedback */
  --gv2-correct: #34D399;
  --gv2-correct-bg: #ECFDF5;
  --gv2-wrong: #FB7185;
  --gv2-wrong-bg: #FFF1F2;
  --gv2-sparkle: #FFD700;

  /* Typography */
  --gv2-heading: "Cooper Black", "Georgia", serif;
  --gv2-body: inherit;

  /* Shared surface tokens for reusable cards / chips */
  --gv2-card-glow: rgba(255, 255, 255, 0.66);
  --gv2-card-start: color-mix(in srgb, var(--gv2-card, #FFFFFF) 88%, white);
  --gv2-card-end: color-mix(in srgb, var(--gv2-accent-light, #FEF3C7) 32%, white);
  --gv2-card-border-color: color-mix(in srgb, var(--gv2-accent, #38BDF8) 14%, var(--gv2-border, rgba(37, 64, 92, 0.08)));
  --gv2-card-shadow: 0 12px 28px rgba(35, 50, 74, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.75);
  --gv2-card-shadow-hover: 0 18px 36px rgba(35, 50, 74, 0.14), 0 0 0 1px color-mix(in srgb, var(--gv2-accent, #38BDF8) 10%, transparent);
  --gv2-card-title: var(--ink);
  --gv2-card-text: var(--muted);
  --gv2-card-art-glow: rgba(255, 255, 255, 0.72);
  --gv2-card-art-surface: linear-gradient(135deg, var(--gv2-accent-light, #FEF3C7), var(--gv2-bg, #FFF9F0));
  --gv2-chip-bg: rgba(255, 255, 255, 0.82);
  --gv2-chip-fg: var(--ink);
  --gv2-chip-border: rgba(37, 64, 92, 0.06);
  --gv2-chip-accent-bg: var(--gv2-accent-light, #FEF3C7);
  --gv2-chip-accent-fg: var(--ink);
  --gv2-chip-stage-bg: color-mix(in srgb, var(--gv2-accent-light, #DBEAFE) 78%, white);
  --gv2-chip-stage-fg: color-mix(in srgb, var(--gv2-accent, #1D4ED8) 82%, var(--ink, #23324A));
  --gv2-chip-stage-border: color-mix(in srgb, var(--gv2-accent, #1D4ED8) 14%, white);
  --gv2-result-pill-bg: linear-gradient(135deg, var(--gv2-accent-light, #EDE9FE), color-mix(in srgb, var(--gv2-bg, #FFF9F0) 82%, white));
  --gv2-result-pill-fg: color-mix(in srgb, var(--gv2-accent, #8B5CF6) 62%, var(--ink));
  --gv2-result-pill-border: color-mix(in srgb, var(--gv2-accent, #8B5CF6) 22%, white);
  --gv2-result-pill-shadow: 0 10px 24px color-mix(in srgb, var(--gv2-accent, #8B5CF6) 12%, transparent);

  /* Spacing for child-friendly tap targets */
  --gv2-tap-min: 48px;
  --gv2-tap-comfortable: 56px;
}

/* ── Theme Backgrounds ─────────────────────────────────── */
.gv2-theme-forest  { --gv2-bg: #F0F9F0; --gv2-accent: #22C55E; --gv2-accent-light: #DCFCE7; }
.gv2-theme-jungle  { --gv2-bg: #FEFCE8; --gv2-accent: #F59E0B; --gv2-accent-light: #FEF3C7; }
.gv2-theme-ocean   { --gv2-bg: #EFF6FF; --gv2-accent: #3B82F6; --gv2-accent-light: #DBEAFE; }
.gv2-theme-sky     { --gv2-bg: #F0F9FF; --gv2-accent: #38BDF8; --gv2-accent-light: #E0F2FE; }
.gv2-theme-classroom { --gv2-bg: #FFF7ED; --gv2-accent: #F97316; --gv2-accent-light: #FFEDD5; }
.gv2-theme-space   { --gv2-bg: #F5F3FF; --gv2-accent: #8B5CF6; --gv2-accent-light: #EDE9FE; }
.gv2-theme-treasure { --gv2-bg: #FFFBEB; --gv2-accent: #EAB308; --gv2-accent-light: #FEF9C3; }
.gv2-theme-garden  { --gv2-bg: #F0FDF4; --gv2-accent: #4ADE80; --gv2-accent-light: #DCFCE7; }

/* ── Themed play-mode body ─────────────────────────────── */
.play-mode-body.gv2-themed {
  background: var(--gv2-bg);
}

/* ── Background Illustrations (subtle, decorative) ─────── */
.gv2-bg-deco {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.gv2-bg-deco::before,
.gv2-bg-deco::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  opacity: 0.06;
  background: var(--gv2-accent, var(--sun));
}
.gv2-bg-deco::before {
  width: 340px; height: 340px;
  top: -100px; right: -80px;
}
.gv2-bg-deco::after {
  width: 260px; height: 260px;
  bottom: -60px; left: -60px;
  background: var(--gv2-accent-light, var(--sky));
  opacity: 0.08;
}

/* ── Card System ───────────────────────────────────────── */
.gv2-card {
  background: var(--gv2-card);
  border: 1px solid var(--gv2-border);
  border-radius: var(--gv2-radius-lg);
  padding: 1.5rem 1.25rem;
  box-shadow: var(--gv2-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  z-index: 1;
}
.gv2-card:hover {
  box-shadow: var(--gv2-shadow-hover);
}

.gv2-progress-shelf {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.gv2-progress-card {
  display: grid;
  gap: 0.75rem;
  align-content: start;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.9)),
    var(--gv2-bg, #FFF9F0);
}

.gv2-progress-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 10px;
  border-radius: var(--gv2-radius-lg) 0 0 var(--gv2-radius-lg);
  background: linear-gradient(180deg, var(--gv2-accent, #38BDF8), var(--gv2-accent-light, #E0F2FE));
}

.gv2-progress-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.gv2-progress-card h3,
.gv2-progress-card p,
.gv2-progress-card .meta-pills,
.gv2-progress-card .button {
  position: relative;
  z-index: 1;
}

.gv2-card-playful {
  border-radius: var(--gv2-radius-lg);
  overflow: hidden;
}
.gv2-card-playful .gv2-card-media {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--gv2-accent-light, #FEF3C7), var(--gv2-accent-light, #DBEAFE));
  font-size: 2.5rem;
  border-bottom: 1px solid var(--gv2-border);
}

/* ── Badge / Chip Styles ───────────────────────────────── */
.gv2-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--gv2-radius-pill);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.3;
  white-space: nowrap;
  background: var(--gv2-chip-bg);
  color: var(--gv2-chip-fg);
  border: 1px solid var(--gv2-chip-border);
}
.gv2-chip-accent {
  background: var(--gv2-chip-accent-bg);
  color: var(--gv2-chip-accent-fg);
}
.gv2-chip-skill {
  background: #EDE9FE;
  color: #6D28D9;
}
.gv2-chip-stage {
  background: var(--gv2-chip-stage-bg);
  color: var(--gv2-chip-stage-fg);
  border: 1px solid var(--gv2-chip-stage-border);
}
.gv2-chip-age {
  background: #DCFCE7;
  color: #166534;
}

/* ── Progress Bar ──────────────────────────────────────── */
.gv2-progress {
  height: 0.6rem;
  border-radius: var(--gv2-radius-pill);
  background: rgba(0,0,0,0.06);
  overflow: hidden;
  position: relative;
}
.gv2-progress-fill {
  height: 100%;
  border-radius: var(--gv2-radius-pill);
  background: linear-gradient(90deg, var(--gv2-accent, #FFD84D), var(--gv2-correct));
  transition: width 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  min-width: 0;
}

/* ── Play Mode Compact Header (V2 upgrade) ─────────────── */
.gv2-play-bar {
  display: flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  gap: 0.5rem;
  background: var(--gv2-card);
  border-bottom: 1px solid var(--gv2-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  position: sticky;
  top: 0;
  z-index: 100;
}
.gv2-play-exit {
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 18%, rgba(37, 64, 92, 0.12));
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 46%, white));
  color: color-mix(in srgb, var(--ink, #23324A) 78%, var(--gv2-accent, #38BDF8));
  box-shadow: 0 8px 18px rgba(35, 50, 74, 0.08);
}
.gv2-play-exit:hover,
.gv2-play-exit:focus-visible {
  border-color: color-mix(in srgb, var(--gv2-accent, #38BDF8) 30%, white);
  background: linear-gradient(180deg, white, color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 62%, white));
}
.gv2-play-bar-title {
  font-family: var(--gv2-heading);
  font-size: 1rem;
  letter-spacing: 0.01em;
}
.gv2-play-bar-child {
  color: color-mix(in srgb, var(--ink, #23324A) 62%, var(--gv2-accent, #38BDF8));
}
.gv2-play-progress-text {
  color: color-mix(in srgb, var(--ink, #23324A) 72%, var(--gv2-accent, #38BDF8));
}
.gv2-play-score {
  color: color-mix(in srgb, var(--ink, #23324A) 58%, var(--gv2-accent, #38BDF8));
}
.gv2-play-progress-track {
  top: 3rem;
  height: 7px;
  background: color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 72%, white);
}
.gv2-play-progress-fill {
  background: linear-gradient(90deg, var(--gv2-accent, #38BDF8), var(--gv2-correct, #34D399));
  border-radius: 999px;
}
.gv2-play-bar-segments {
  padding-top: 0.45rem;
}

/* ── Sticky Bottom Action Bar (V2) ─────────────────────── */
.gv2-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.75rem 1rem;
  padding-bottom: max(0.75rem, env(safe-area-inset-bottom, 0px));
  background: var(--gv2-card);
  border-top: 1px solid var(--gv2-border);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.06);
  text-align: center;
  transition: transform 0.3s ease;
}
.gv2-bottom-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: var(--gv2-tap-comfortable);
  min-width: 200px;
  padding: 0.85rem 2rem;
  border: none;
  border-radius: var(--gv2-radius-pill);
  background: linear-gradient(135deg, var(--gv2-accent, var(--sun)), var(--gv2-correct));
  color: white;
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}
.gv2-bottom-btn:hover,
.gv2-bottom-btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.18);
}
.gv2-bottom-btn:active {
  transform: scale(0.97);
}

.js-game-container .game-instructions-card.gv2-card {
  max-width: 42rem;
  margin: 1.25rem auto;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 34%, white));
  border-color: color-mix(in srgb, var(--gv2-accent, #38BDF8) 16%, rgba(37, 64, 92, 0.1));
  box-shadow: 0 20px 40px rgba(35, 50, 74, 0.12);
}
.js-game-container .game-instructions-card h2 {
  font-family: var(--gv2-heading);
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin-bottom: 0.7rem;
}
.js-game-container .game-instructions-focus {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border-radius: var(--gv2-radius-pill);
  background: color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 72%, white);
  color: color-mix(in srgb, var(--ink, #23324A) 72%, var(--gv2-accent, #38BDF8));
}
.js-game-container .game-arena {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--gv2-bg, #F0F9FF) 42%, white));
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 16%, rgba(37, 64, 92, 0.1));
  border-radius: var(--gv2-radius-lg);
  box-shadow: 0 18px 36px rgba(35, 50, 74, 0.1);
}
.js-game-container .game-feedback {
  border-radius: 1rem;
  box-shadow: 0 10px 24px rgba(35, 50, 74, 0.08);
}
.js-game-container .game-feedback.is-correct {
  background: color-mix(in srgb, var(--gv2-correct-bg, #ECFDF5) 82%, white);
  color: #13795b;
  border-left-color: var(--gv2-correct, #34D399);
}
.js-game-container .game-feedback.is-wrong {
  background: color-mix(in srgb, var(--gv2-wrong-bg, #FFF1F2) 82%, white);
  color: #be123c;
  border-left-color: var(--gv2-wrong, #FB7185);
}
.js-game-container .game-complete.gv2-celebration {
  max-width: 44rem;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.42), transparent 42%),
    linear-gradient(135deg, var(--gv2-accent, #38BDF8), var(--gv2-correct, #34D399));
  color: white;
  box-shadow: 0 24px 50px rgba(35, 50, 74, 0.18);
}
.js-game-container .game-complete-actions .button-light {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink, #23324A);
}

.gv2-play-stage {
  position: relative;
  isolation: isolate;
  padding: 0 0 5.75rem;
}

.gv2-play-stage::before {
  display: none;
}

.js-game-container.gv2-play-stage {
  padding-top: 0;
}

.js-game-container.gv2-play-stage::before {
  display: none;
}

.gv2-play-card {
  position: relative;
  overflow: hidden;
  padding: 1.55rem 1.3rem;
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 18%, rgba(37, 64, 92, 0.08));
  border-radius: 1.8rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--gv2-bg, #F0F9FF) 46%, white)),
    repeating-linear-gradient(
      180deg,
      transparent 0 30px,
      rgba(56, 189, 248, 0.05) 30px 31px
    );
  box-shadow: 0 22px 46px rgba(35, 50, 74, 0.12);
}

.gv2-play-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.92), transparent 28%),
    radial-gradient(circle at bottom right, color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 48%, white), transparent 26%);
  pointer-events: none;
}

.gv2-play-card > * {
  position: relative;
  z-index: 1;
}

.gv2-play-card-head {
  margin-bottom: 0.9rem;
}

.gv2-play-card .play-card-prompt {
  font-family: var(--gv2-heading);
  font-size: clamp(1.35rem, 3.8vw, 1.9rem);
  line-height: 1.32;
  text-wrap: balance;
  margin-bottom: 0.8rem;
}

.gv2-play-card .play-card-clue {
  max-width: 34rem;
  margin-left: auto;
  margin-right: auto;
}

.gv2-play-card .play-question-image-wrap,
.gv2-play-card .play-image-card {
  border-radius: 1.25rem;
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 15%, rgba(37, 64, 92, 0.08));
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 34%, white));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.gv2-play-options {
  gap: 0.8rem;
}

.gv2-play-option {
  border-width: 2px;
  border-color: color-mix(in srgb, var(--gv2-accent, #38BDF8) 10%, rgba(37, 64, 92, 0.14));
  border-radius: 1.35rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.97), color-mix(in srgb, var(--gv2-bg, #F0F9FF) 36%, white));
  box-shadow: 0 10px 22px rgba(35, 50, 74, 0.08);
}

.gv2-play-option:not(:disabled):hover,
.gv2-play-option:not(:disabled):focus-visible {
  border-color: color-mix(in srgb, var(--gv2-accent, #38BDF8) 42%, white);
  box-shadow: 0 16px 28px rgba(35, 50, 74, 0.12);
}

.gv2-play-option .play-option-label {
  font-weight: 800;
}

.gv2-play-feedback-strip {
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 14%, rgba(37, 64, 92, 0.08));
  border-radius: 1.5rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 28%, white));
  box-shadow: 0 16px 30px rgba(35, 50, 74, 0.1);
}

.gv2-game-board {
  position: relative;
  overflow: hidden;
  min-height: 22rem;
  margin-top: 0.35rem;
}

.gv2-game-board::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 16% 18%, rgba(255, 255, 255, 0.9), transparent 18%),
    radial-gradient(circle at 84% 82%, color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 56%, white), transparent 20%),
    repeating-linear-gradient(
      180deg,
      transparent 0 34px,
      rgba(56, 189, 248, 0.05) 34px 35px
    );
  pointer-events: none;
}

.gv2-game-board > * {
  position: relative;
  z-index: 1;
}

.gv2-game-feedback {
  padding: 0.9rem 1rem;
}

/* ── Mascot Speech Bubble ──────────────────────────────── */
.gv2-mascot-block {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--gv2-accent-light, #FEF3C7);
  border-radius: var(--gv2-radius-lg);
  border: 1px solid var(--gv2-border);
  margin-bottom: 1rem;
  animation: gv2-fade-up 0.4s ease both;
}
.gv2-mascot-block .mascot {
  flex-shrink: 0;
}
.gv2-mascot-bubble {
  flex: 1;
  min-width: 0;
}
.gv2-mascot-name {
  display: block;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--muted);
  margin-bottom: 0.15rem;
  text-transform: capitalize;
}
.gv2-mascot-text {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  margin: 0;
}


/* ── Feedback Toast ────────────────────────────────────── */
.gv2-game-detail {
  position: relative;
}
.gv2-game-hero {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.7), transparent 30%),
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--gv2-bg, #F0F9FF) 76%, white),
      color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 66%, white)
    );
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 16%, var(--line, rgba(166, 189, 212, 0.4)));
}
.gv2-game-hero-art {
  align-self: stretch;
}
.gv2-game-hero-mascot {
  width: min(100%, 19rem);
  min-height: 18rem;
  display: grid;
  place-items: center;
  padding: 1rem;
  border-radius: 28px;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.9), transparent 58%),
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 70%, white),
      rgba(255, 255, 255, 0.92)
    );
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 18%, white);
  box-shadow: 0 18px 36px rgba(35, 50, 74, 0.12);
}
.gv2-game-hero-mascot .mascot {
  max-width: min(100%, 14rem);
  height: auto;
  filter: drop-shadow(0 16px 24px rgba(35, 50, 74, 0.14));
}
.gv2-game-detail .logic-activity-layout {
  gap: 1.25rem;
}
.gv2-game-play-area {
  display: grid;
  gap: 1rem;
}
.gv2-game-support-card,
.gv2-game-start-card,
.gv2-game-history-card {
  border-color: color-mix(in srgb, var(--gv2-accent, #38BDF8) 14%, var(--line, rgba(166, 189, 212, 0.4)));
  box-shadow: 0 16px 34px rgba(35, 50, 74, 0.09);
}
.gv2-game-support-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 36%, white));
}
.gv2-game-start-card,
.gv2-game-history-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--gv2-bg, #F0F9FF) 44%, white));
}
.gv2-game-detail .logic-support-chip {
  background: color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 72%, white);
  color: color-mix(in srgb, var(--ink, #23324A) 78%, var(--gv2-accent, #38BDF8));
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 14%, white);
}
.gv2-game-detail .logic-visual-hint {
  border-left-color: var(--gv2-accent, #38BDF8);
  background: color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 38%, white);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--gv2-accent, #38BDF8) 12%, white);
}
.gv2-game-detail .logic-guardrail {
  padding: 0.85rem 1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px dashed color-mix(in srgb, var(--gv2-accent, #38BDF8) 16%, white);
}
.gv2-game-detail .logic-completion-banner,
.gv2-game-detail .logic-attempt-item,
.gv2-game-detail .logic-login-callout {
  background: rgba(255, 255, 255, 0.72);
  border-color: color-mix(in srgb, var(--gv2-accent, #38BDF8) 14%, var(--line, rgba(166, 189, 212, 0.4)));
  backdrop-filter: blur(10px);
}
.gv2-game-detail .logic-start-card .button,
.gv2-game-detail .logic-history-card .button,
.gv2-game-detail .hero-actions .button {
  box-shadow: 0 10px 22px rgba(35, 50, 74, 0.12);
}
.gv2-game-detail .logic-start-card .button-light,
.gv2-game-detail .logic-history-card .button-light,
.gv2-game-detail .hero-actions .button-light {
  background: rgba(255, 255, 255, 0.82);
}
.gv2-game-detail .gv2-shelf {
  margin-top: 0.25rem;
}

.gv2-toast {
  position: fixed;
  bottom: 5rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 0.75rem 1.5rem;
  border-radius: var(--gv2-radius-pill);
  font-weight: 700;
  font-size: 1rem;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.gv2-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
.gv2-toast-correct {
  background: var(--gv2-correct);
  color: white;
}
.gv2-toast-wrong {
  background: var(--gv2-wrong);
  color: white;
}

/* ── Exit Confirmation Modal (V2) ──────────────────────── */
.gv2-exit-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(0,0,0,0.45);
  display: grid;
  place-items: center;
  padding: 1rem;
  animation: gv2-fade-in 0.2s ease;
}
.gv2-exit-overlay[hidden] { display: none; }
.gv2-exit-dialog {
  background: var(--gv2-card);
  border-radius: var(--gv2-radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  max-width: 380px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  animation: gv2-scale-in 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
.gv2-exit-dialog h2 {
  font-family: var(--gv2-heading);
  font-size: 1.4rem;
  margin: 0 0 0.5rem;
}
.gv2-exit-dialog p {
  color: var(--muted);
  margin: 0 0 1.25rem;
  line-height: 1.5;
}
.gv2-exit-actions {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

/* ── Celebration / Reward Styles ───────────────────────── */
.gv2-celebration {
  text-align: center;
  padding: 2rem 1rem;
  animation: gv2-scale-in 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}
.gv2-celebration-stars {
  font-size: 2.5rem;
  letter-spacing: 0.5rem;
  margin-bottom: 0.5rem;
}
.gv2-celebration-stars .star-earned {
  animation: gv2-star-pop 0.4s ease both;
  display: inline-block;
}
.gv2-celebration-stars .star-earned:nth-child(2) { animation-delay: 0.15s; }
.gv2-celebration-stars .star-earned:nth-child(3) { animation-delay: 0.3s; }

.gv2-celebration h2 {
  font-family: var(--gv2-heading);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  background: linear-gradient(135deg, var(--gv2-accent, var(--sun)), var(--gv2-correct));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 0.5rem;
}

.gv2-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 1rem;
  border-radius: var(--gv2-radius-lg);
  background: linear-gradient(135deg, var(--gv2-accent-light, #FEF3C7) 0%, #FFF 100%);
  border: 2px solid var(--gv2-accent, var(--sun));
  animation: gv2-badge-reveal 0.6s ease both 0.3s;
}
.gv2-badge img {
  width: 64px; height: 64px;
  object-fit: contain;
}
.gv2-badge-label {
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--ink);
}

/* ── Sparkle burst effect ──────────────────────────────── */
.gv2-sparkle {
  position: relative;
}
.gv2-sparkle::after {
  content: "✨";
  position: absolute;
  top: -8px;
  right: -8px;
  font-size: 1.2rem;
  animation: gv2-sparkle-pulse 1s ease infinite;
  pointer-events: none;
}

/* ── Result Page (V2) ──────────────────────────────────── */
.gv2-result-hero {
  text-align: center;
  padding: 2rem 1rem;
}
.gv2-result-skill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--gv2-radius-pill);
  background: var(--gv2-result-pill-bg);
  border: 1px solid var(--gv2-result-pill-border);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--gv2-result-pill-fg);
  margin-top: 0.5rem;
  box-shadow: var(--gv2-result-pill-shadow);
}
.gv2-result-next {
  margin-top: 1.5rem;
  padding: 1rem 1rem 1.1rem;
  border-radius: var(--gv2-radius-lg);
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--gv2-accent, #8B5CF6) 10%, white) 0%, transparent 42%),
    linear-gradient(
      145deg,
      color-mix(in srgb, var(--gv2-accent-light, #FEF3C7) 70%, white),
      color-mix(in srgb, var(--gv2-bg, #FFF9F0) 86%, white)
    );
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #8B5CF6) 18%, var(--gv2-border));
  box-shadow:
    0 16px 36px color-mix(in srgb, var(--gv2-accent, #8B5CF6) 10%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.72);
}
.gv2-result-next h3 {
  font-family: var(--gv2-heading);
  font-size: 1.1rem;
  margin: 0 0 0.3rem;
  color: color-mix(in srgb, var(--gv2-accent, #8B5CF6) 58%, var(--ink));
}
.gv2-result-next-actions {
  margin-top: 0.75rem;
}

/* ── Discovery / World Cards ───────────────────────────── */
.gv2-world-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--gv2-radius-lg);
  background:
    radial-gradient(circle at top right, var(--gv2-card-glow), transparent 28%),
    linear-gradient(180deg, var(--gv2-card-start), var(--gv2-card-end));
  border: 1px solid var(--gv2-card-border-color);
  box-shadow: var(--gv2-card-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  text-decoration: none;
  color: inherit;
  display: block;
}
.gv2-world-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--gv2-card-shadow-hover);
}
.gv2-world-card-art {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}
.gv2-world-card-art-themed {
  background:
    radial-gradient(circle at top, var(--gv2-card-art-glow), transparent 48%),
    var(--gv2-card-art-surface);
}
.gv2-world-card-glyph {
  display: inline-grid;
  place-items: center;
  width: 4.25rem;
  height: 4.25rem;
  border-radius: 1.35rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), color-mix(in srgb, var(--gv2-accent-light, #E0F2FE) 70%, white));
  color: color-mix(in srgb, var(--gv2-accent, #38BDF8) 72%, var(--ink, #23324A));
  font-family: var(--gv2-heading);
  font-size: 2rem;
  line-height: 1;
  border: 1px solid color-mix(in srgb, var(--gv2-accent, #38BDF8) 14%, white);
  box-shadow: 0 12px 28px rgba(35, 50, 74, 0.12);
}
.gv2-world-card-body {
  padding: 1rem 1.25rem 1.25rem;
}
.gv2-world-card-meta {
  margin-bottom: 0.4rem;
}
.gv2-world-card-body .gv2-chip-stage {
  display: inline-flex;
  margin-bottom: 0.65rem;
}
.gv2-world-card-body h3 {
  font-family: var(--gv2-heading);
  font-size: 1.15rem;
  margin: 0 0 0.3rem;
  color: var(--gv2-card-title);
}
.gv2-world-card-body h3 a {
  color: inherit;
}
.gv2-world-card-body p {
  color: var(--gv2-card-text);
  font-size: 0.92rem;
  margin: 0;
  line-height: 1.5;
}
.gv2-world-card-skill {
  margin-top: 0.45rem;
}
.gv2-world-card-action {
  margin-top: 0.65rem;
}

.gv2-world-card > .gv2-world-card-glyph {
  margin: 1.2rem 1.25rem 0.85rem;
}
.gv2-world-card > .gv2-chip-stage {
  display: inline-flex;
  margin: 0 1.25rem 0.65rem;
}
.gv2-world-card > h2,
.gv2-world-card > h3 {
  font-family: var(--gv2-heading);
  font-size: 1.2rem;
  margin: 0 1.25rem 0.3rem;
  color: var(--gv2-card-title);
}
.gv2-world-card > p {
  color: var(--gv2-card-text);
  font-size: 0.92rem;
  line-height: 1.5;
  margin: 0 1.25rem 1.25rem;
}

/* ── Featured Game Shelf ───────────────────────────────── */
.gv2-shelf {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 0.5rem 0 1rem;
  scrollbar-width: thin;
}
.gv2-shelf > * {
  scroll-snap-align: start;
  flex: 0 0 280px;
  min-width: 260px;
}
@media (min-width: 640px) {
  .gv2-shelf > * { flex: 0 0 300px; }
}

/* ── Continue Playing / Recommended Section ────────────── */
.gv2-stage-shelf {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
  overflow: visible;
  scroll-snap-type: none;
  padding: 0.25rem 0 0;
}
.gv2-stage-shelf > * {
  min-width: 0;
  flex: initial;
}
.gv2-stage-card {
  height: 100%;
}
.gv2-stage-card .gv2-world-card-art {
  height: 124px;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.72), transparent 48%),
    linear-gradient(135deg, var(--gv2-accent-light, #FEF3C7), var(--gv2-bg, #FFF9F0));
}
.gv2-stage-card .gv2-world-card-body {
  display: grid;
  align-content: start;
  min-height: 156px;
}
.gv2-stage-card .gv2-world-card-body h3 {
  font-size: 1.25rem;
}
.gv2-stage-card .gv2-world-card-body p {
  margin-top: 0.1rem;
}

.gv2-section-heading {
  margin-bottom: 1rem;
}
.gv2-section-heading h2 {
  font-family: var(--gv2-heading);
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  margin: 0 0 0.25rem;
}
.gv2-section-heading p {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

/* ── Streak Indicator ──────────────────────────────────── */
.gv2-streak {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.8rem;
  border-radius: var(--gv2-radius-pill);
  background: linear-gradient(135deg, #FFD84D, #FB923C);
  color: white;
  font-weight: 800;
  font-size: 0.85rem;
  box-shadow: 0 2px 8px rgba(251,146,60,0.3);
}

/* ── Unlock Banner ─────────────────────────────────────── */
.gv2-unlock-banner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: var(--gv2-radius-lg);
  background: linear-gradient(135deg, #FEF3C7, #DBEAFE);
  border: 1px solid var(--gv2-border);
  margin: 1rem 0;
  animation: gv2-fade-up 0.5s ease both;
}
.gv2-unlock-banner strong {
  font-family: var(--gv2-heading);
}

/* ── V2 Animations ─────────────────────────────────────── */
@keyframes gv2-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes gv2-fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes gv2-scale-in {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes gv2-star-pop {
  0%   { opacity: 0; transform: scale(0) rotate(-30deg); }
  60%  { transform: scale(1.3) rotate(5deg); }
  100% { opacity: 1; transform: scale(1) rotate(0); }
}
@keyframes gv2-badge-reveal {
  0%   { opacity: 0; transform: scale(0.5) translateY(20px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes gv2-sparkle-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.6; transform: scale(1.3); }
}
@keyframes gv2-card-enter {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes gv2-bounce-correct {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.08); }
}
@keyframes gv2-shake-wrong {
  0%, 100% { transform: translateX(0); }
  20%      { transform: translateX(-6px); }
  40%      { transform: translateX(6px); }
  60%      { transform: translateX(-4px); }
  80%      { transform: translateX(4px); }
}
@keyframes gv2-progress-shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes gv2-flip {
  0%   { transform: rotateY(0); }
  50%  { transform: rotateY(90deg); }
  100% { transform: rotateY(180deg); }
}

/* V2 animation utility classes */
.gv2-enter { animation: gv2-card-enter 0.35s ease both; }
.gv2-bounce { animation: gv2-bounce-correct 0.35s ease; }
.gv2-shake  { animation: gv2-shake-wrong 0.4s ease; }
.gv2-pop    { animation: gv2-scale-in 0.35s cubic-bezier(0.34,1.56,0.64,1) both; }

/* Stagger children entrance */
.gv2-stagger > * { animation: gv2-card-enter 0.35s ease both; }
.gv2-stagger > *:nth-child(1) { animation-delay: 0.05s; }
.gv2-stagger > *:nth-child(2) { animation-delay: 0.1s; }
.gv2-stagger > *:nth-child(3) { animation-delay: 0.15s; }
.gv2-stagger > *:nth-child(4) { animation-delay: 0.2s; }
.gv2-stagger > *:nth-child(5) { animation-delay: 0.25s; }
.gv2-stagger > *:nth-child(6) { animation-delay: 0.3s; }
.gv2-stagger > *:nth-child(n+7) { animation-delay: 0.35s; }

/* ── Reduced motion / distraction ──────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .gv2-enter,
  .gv2-bounce,
  .gv2-shake,
  .gv2-pop,
  .gv2-stagger > *,
  .gv2-celebration,
  .gv2-badge,
  .gv2-toast,
  .gv2-mascot-block,
  .gv2-sparkle::after,
  .gv2-celebration-stars .star-earned {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}
.is-reduced-distractions .gv2-bg-deco,
.is-reduced-distractions .gv2-sparkle::after {
  display: none;
}
.is-less-animation .gv2-enter,
.is-less-animation .gv2-bounce,
.is-less-animation .gv2-shake,
.is-less-animation .gv2-pop,
.is-less-animation .gv2-stagger > *,
.is-less-animation .gv2-celebration-stars .star-earned,
.is-less-animation .gv2-badge {
  animation-duration: 0.01s !important;
}

/* ── Larger touch targets support ──────────────────────── */
.is-larger-touch-targets .gv2-bottom-btn {
  min-height: 64px;
  font-size: 1.2rem;
}
.is-larger-touch-targets .gv2-chip {
  padding: 0.4rem 1rem;
  font-size: 0.92rem;
}

/* ── Mobile responsive ─────────────────────────────────── */
@media (max-width: 480px) {
  .gv2-play-stage::before {
    inset: 0.15rem -0.1rem auto;
    height: min(74vh, 34rem);
    border-radius: 1.4rem;
  }
  .gv2-play-card {
    padding: 1.1rem 0.95rem;
    border-radius: 1.35rem;
  }
  .gv2-play-option {
    border-radius: 1.1rem;
  }
  .gv2-card { padding: 1.1rem 1rem; }
  .gv2-mascot-block { padding: 0.75rem 1rem; gap: 0.5rem; }
  .gv2-world-card-art { height: 110px; }
  .gv2-bottom-bar { padding: 0.5rem 0.75rem; }
  .gv2-bottom-btn { min-width: 160px; padding: 0.75rem 1.5rem; }
  .gv2-game-hero {
    padding: 1.35rem;
  }
  .gv2-game-hero-mascot {
    width: min(100%, 14rem);
    min-height: 13rem;
  }
  .gv2-game-detail .logic-attempt-item {
    align-items: stretch;
  }
}

/* ==========================================================
   SITE THEME ADAPTATION — story-night (dark) & calm-sky
   Overrides gv2 tokens and hardcoded light colors for
   world cards, glyphs, chips, cards, and play components.
   ========================================================== */

/* ── Story-night: dark surface tokens ──────────────────── */
[data-theme="story-night"] {
  --gv2-bg: #16162a;
  --gv2-card: rgba(28, 28, 52, 0.92);
  --gv2-border: rgba(160, 150, 190, 0.2);
  --gv2-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
  --gv2-shadow-hover: 0 10px 32px rgba(0, 0, 0, 0.35);
  --gv2-card-glow: rgba(167, 139, 250, 0.12);
  --gv2-card-start: rgba(34, 34, 62, 0.95);
  --gv2-card-end: rgba(28, 28, 52, 0.92);
  --gv2-card-border-color: rgba(160, 150, 190, 0.18);
  --gv2-card-shadow: 0 12px 28px rgba(0, 0, 0, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  --gv2-card-shadow-hover: 0 18px 36px rgba(0, 0, 0, 0.32), 0 0 0 1px rgba(167, 139, 250, 0.12);
  --gv2-card-title: #e8e4f0;
  --gv2-card-text: #9a94b0;
  --gv2-card-art-glow: rgba(167, 139, 250, 0.14);
  --gv2-card-art-surface: linear-gradient(135deg, rgba(44, 44, 78, 0.8), rgba(34, 34, 62, 0.9));
  --gv2-chip-bg: rgba(255, 255, 255, 0.08);
  --gv2-chip-fg: #e8e4f0;
  --gv2-chip-border: rgba(160, 150, 190, 0.14);
  --gv2-chip-accent-bg: rgba(167, 139, 250, 0.14);
  --gv2-chip-accent-fg: #e8e4f0;
  --gv2-chip-stage-bg: rgba(167, 139, 250, 0.14);
  --gv2-chip-stage-fg: #d4cfe6;
  --gv2-chip-stage-border: rgba(167, 139, 250, 0.18);
  --gv2-result-pill-bg: linear-gradient(135deg, rgba(167, 139, 250, 0.14), rgba(96, 176, 232, 0.08));
  --gv2-result-pill-fg: #d4cfe6;
  --gv2-result-pill-border: rgba(167, 139, 250, 0.16);
  --gv2-result-pill-shadow: 0 10px 24px rgba(0, 0, 0, 0.15);
}

/* World card glyph — dark */
[data-theme="story-night"] .gv2-world-card-glyph {
  background: linear-gradient(180deg, rgba(44, 44, 78, 0.95), rgba(34, 34, 62, 0.92));
  color: color-mix(in srgb, var(--gv2-accent, #a78bfa) 72%, #e8e4f0);
  border-color: color-mix(in srgb, var(--gv2-accent, #a78bfa) 22%, rgba(100, 95, 140, 0.3));
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
}

/* World card art area — dark */
[data-theme="story-night"] .gv2-world-card-art-themed {
  background:
    radial-gradient(circle at top, rgba(167, 139, 250, 0.1), transparent 48%),
    linear-gradient(135deg, rgba(44, 44, 78, 0.8), rgba(34, 34, 62, 0.9));
}

/* Card body text — dark */
[data-theme="story-night"] .gv2-world-card-body h3,
[data-theme="story-night"] .gv2-world-card > h3,
[data-theme="story-night"] .gv2-world-card > h2 {
  color: #e8e4f0;
}

[data-theme="story-night"] .gv2-world-card-body h3 a {
  color: #e8e4f0;
}

[data-theme="story-night"] .gv2-world-card-body p,
[data-theme="story-night"] .gv2-world-card > p {
  color: #9a94b0;
}

/* Badge — dark */
[data-theme="story-night"] .gv2-badge {
  background: linear-gradient(135deg, rgba(44, 44, 78, 0.95), rgba(34, 34, 62, 0.92));
  border-color: color-mix(in srgb, var(--gv2-accent, #a78bfa) 28%, rgba(100, 95, 140, 0.3));
}

[data-theme="story-night"] .gv2-badge-label {
  color: #e8e4f0;
}

/* Mascot block — dark */
[data-theme="story-night"] .gv2-mascot-block {
  background: rgba(44, 44, 78, 0.6);
  border-color: rgba(160, 150, 190, 0.18);
}

[data-theme="story-night"] .gv2-mascot-text {
  color: #e8e4f0;
}

[data-theme="story-night"] .gv2-mascot-name {
  color: #9a94b0;
}

/* Card system — dark */
[data-theme="story-night"] .gv2-card {
  background: rgba(28, 28, 52, 0.92);
  border-color: rgba(160, 150, 190, 0.18);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

/* Play bar — dark */
[data-theme="story-night"] .gv2-play-bar {
  background: rgba(22, 22, 42, 0.96);
  border-color: rgba(160, 150, 190, 0.15);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Play card — dark */
[data-theme="story-night"] .gv2-play-card {
  border-color: rgba(160, 150, 190, 0.18);
  background:
    linear-gradient(180deg, rgba(34, 34, 62, 0.98), rgba(28, 28, 52, 0.94)),
    repeating-linear-gradient(180deg, transparent 0 30px, rgba(167, 139, 250, 0.04) 30px 31px);
  box-shadow: 0 22px 46px rgba(0, 0, 0, 0.25);
}

[data-theme="story-night"] .gv2-play-card::before {
  background:
    radial-gradient(circle at top left, rgba(50, 50, 82, 0.8), transparent 28%),
    radial-gradient(circle at bottom right, rgba(44, 40, 72, 0.4), transparent 26%);
}

/* Play options — dark */
[data-theme="story-night"] .gv2-play-option {
  border-color: rgba(160, 150, 190, 0.16);
  background: linear-gradient(180deg, rgba(34, 34, 62, 0.97), rgba(28, 28, 52, 0.92));
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.2);
}

[data-theme="story-night"] .gv2-play-option:not(:disabled):hover,
[data-theme="story-night"] .gv2-play-option:not(:disabled):focus-visible {
  border-color: rgba(167, 139, 250, 0.35);
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.28);
}

/* Game board — dark */
[data-theme="story-night"] .gv2-game-board::before {
  background:
    radial-gradient(circle at 16% 18%, rgba(50, 50, 82, 0.6), transparent 18%),
    radial-gradient(circle at 84% 82%, rgba(44, 40, 72, 0.4), transparent 20%),
    repeating-linear-gradient(180deg, transparent 0 34px, rgba(167, 139, 250, 0.03) 34px 35px);
}

/* Bottom bar — dark */
[data-theme="story-night"] .gv2-bottom-bar {
  background: rgba(22, 22, 42, 0.96);
  border-color: rgba(160, 150, 190, 0.15);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
}

/* Exit overlay — dark */
[data-theme="story-night"] .gv2-exit-dialog {
  background: rgba(28, 28, 52, 0.98);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

[data-theme="story-night"] .gv2-exit-dialog h2 {
  color: #e8e4f0;
}

[data-theme="story-night"] .gv2-exit-dialog p {
  color: #9a94b0;
}

/* Play exit button — dark */
[data-theme="story-night"] .gv2-play-exit {
  border-color: rgba(160, 150, 190, 0.2);
  background: linear-gradient(180deg, rgba(44, 44, 78, 0.9), rgba(34, 34, 62, 0.95));
  color: #e8e4f0;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
}

/* Section heading — dark */
[data-theme="story-night"] .gv2-section-heading h2 {
  color: #e8e4f0;
}

[data-theme="story-night"] .gv2-section-heading p {
  color: #9a94b0;
}

/* Game detail hero — dark */
[data-theme="story-night"] .gv2-game-hero {
  background:
    radial-gradient(circle at top right, rgba(167, 139, 250, 0.1), transparent 30%),
    linear-gradient(135deg, rgba(28, 28, 52, 0.96), rgba(34, 30, 56, 0.94));
  border-color: rgba(160, 150, 190, 0.18);
}

[data-theme="story-night"] .gv2-game-hero-mascot {
  background:
    radial-gradient(circle at top, rgba(50, 50, 82, 0.7), transparent 58%),
    linear-gradient(180deg, rgba(44, 44, 78, 0.8), rgba(34, 34, 62, 0.92));
  border-color: rgba(160, 150, 190, 0.18);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.25);
}

/* Support / start / history cards — dark */
[data-theme="story-night"] .gv2-game-support-card {
  background: linear-gradient(180deg, rgba(34, 34, 62, 0.98), rgba(28, 28, 52, 0.94));
  border-color: rgba(160, 150, 190, 0.18);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.2);
}

[data-theme="story-night"] .gv2-game-start-card,
[data-theme="story-night"] .gv2-game-history-card {
  background: linear-gradient(180deg, rgba(34, 34, 62, 0.98), rgba(28, 28, 52, 0.94));
  border-color: rgba(160, 150, 190, 0.18);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.2);
}

/* Game arena — dark */
[data-theme="story-night"] .js-game-container .game-arena {
  background: linear-gradient(180deg, rgba(34, 34, 62, 0.98), rgba(28, 28, 52, 0.94));
  border-color: rgba(160, 150, 190, 0.18);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.22);
}

/* Instructions card — dark */
[data-theme="story-night"] .js-game-container .game-instructions-card.gv2-card {
  background: linear-gradient(180deg, rgba(34, 34, 62, 0.98), rgba(28, 28, 52, 0.94));
  border-color: rgba(160, 150, 190, 0.18);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

/* Feedback strip — dark */
[data-theme="story-night"] .gv2-play-feedback-strip {
  border-color: rgba(160, 150, 190, 0.16);
  background: linear-gradient(180deg, rgba(34, 34, 62, 0.96), rgba(28, 28, 52, 0.92));
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.22);
}

/* Play bar text — dark */
[data-theme="story-night"] .gv2-play-bar-title {
  color: #e8e4f0;
}

[data-theme="story-night"] .gv2-play-bar-child {
  color: #9a94b0;
}

[data-theme="story-night"] .gv2-play-progress-text {
  color: #9a94b0;
}

[data-theme="story-night"] .gv2-play-score {
  color: #9a94b0;
}

/* Progress track — dark */
[data-theme="story-night"] .gv2-play-progress-track {
  background: rgba(100, 95, 140, 0.2);
}

/* Result page elements — dark */
[data-theme="story-night"] .gv2-result-hero {
  color: #e8e4f0;
}

[data-theme="story-night"] .gv2-result-skill {
  background: rgba(167, 139, 250, 0.14);
  color: #d4cfe6;
  border-color: rgba(167, 139, 250, 0.18);
}

[data-theme="story-night"] .gv2-result-next {
  background:
    radial-gradient(circle at top right, rgba(167, 139, 250, 0.1), transparent 42%),
    linear-gradient(145deg, rgba(38, 38, 68, 0.95), rgba(28, 28, 52, 0.94));
  border-color: rgba(160, 150, 190, 0.18);
}

[data-theme="story-night"] .gv2-result-next h3 {
  color: #d4cfe6;
}

/* Logic detail overrides — dark */
[data-theme="story-night"] .gv2-game-detail .logic-support-chip {
  background: rgba(167, 139, 250, 0.14);
  color: #d4cfe6;
  border-color: rgba(167, 139, 250, 0.18);
}

[data-theme="story-night"] .gv2-game-detail .logic-visual-hint {
  border-left-color: rgba(167, 139, 250, 0.5);
  background: rgba(44, 44, 78, 0.5);
}

[data-theme="story-night"] .gv2-game-detail .logic-guardrail {
  background: rgba(44, 44, 78, 0.4);
  border-color: rgba(100, 95, 140, 0.2);
  color: #9a94b0;
}

[data-theme="story-night"] .gv2-game-detail .logic-completion-banner,
[data-theme="story-night"] .gv2-game-detail .logic-attempt-item,
[data-theme="story-night"] .gv2-game-detail .logic-login-callout {
  background: rgba(34, 34, 62, 0.72);
  border-color: rgba(160, 150, 190, 0.18);
}

[data-theme="story-night"] .gv2-game-detail .logic-start-card .button-light,
[data-theme="story-night"] .gv2-game-detail .logic-history-card .button-light,
[data-theme="story-night"] .gv2-game-detail .hero-actions .button-light {
  background: rgba(44, 44, 78, 0.7);
  color: #e8e4f0;
}

/* Toast — dark */
[data-theme="story-night"] .gv2-toast {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* Unlock banner — dark */
[data-theme="story-night"] .gv2-unlock-banner {
  background: linear-gradient(135deg, rgba(44, 44, 78, 0.7), rgba(34, 50, 62, 0.6));
  border-color: rgba(160, 150, 190, 0.18);
}

/* Match items (game play) — dark */
[data-theme="story-night"] .gv2-match-item {
  background: rgba(34, 34, 62, 0.9);
  border-color: rgba(160, 150, 190, 0.18);
  color: #e8e4f0;
}

/* ── Calm-sky: cool blue surface tokens ────────────────── */
[data-theme="calm-sky"] {
  --gv2-bg: #e8f1f8;
  --gv2-card: rgba(240, 248, 255, 0.92);
  --gv2-border: rgba(88, 184, 232, 0.14);
  --gv2-shadow: 0 6px 24px rgba(30, 58, 80, 0.08);
  --gv2-shadow-hover: 0 10px 32px rgba(30, 58, 80, 0.14);
  --gv2-card-glow: rgba(240, 248, 255, 0.66);
  --gv2-card-start: rgba(240, 248, 255, 0.96);
  --gv2-card-end: rgba(228, 240, 250, 0.92);
  --gv2-card-border-color: rgba(88, 184, 232, 0.14);
  --gv2-card-shadow: 0 12px 28px rgba(30, 58, 80, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.75);
  --gv2-card-shadow-hover: 0 18px 36px rgba(30, 58, 80, 0.14), 0 0 0 1px rgba(88, 184, 232, 0.1);
  --gv2-card-title: #1e3a50;
  --gv2-card-text: #5e8299;
  --gv2-card-art-glow: rgba(240, 248, 255, 0.72);
  --gv2-card-art-surface: linear-gradient(135deg, rgba(228, 240, 250, 0.9), rgba(235, 245, 252, 0.96));
  --gv2-chip-bg: rgba(88, 184, 232, 0.12);
  --gv2-chip-fg: #1e3a50;
  --gv2-chip-border: rgba(88, 184, 232, 0.1);
  --gv2-chip-accent-bg: rgba(88, 184, 232, 0.16);
  --gv2-chip-accent-fg: #1e3a50;
  --gv2-chip-stage-bg: rgba(88, 184, 232, 0.14);
  --gv2-chip-stage-fg: #1e3a50;
  --gv2-chip-stage-border: rgba(88, 184, 232, 0.18);
}

/* World card glyph — calm-sky */
[data-theme="calm-sky"] .gv2-world-card-glyph {
  background: linear-gradient(180deg, rgba(245, 250, 255, 0.96), color-mix(in srgb, var(--gv2-accent-light, #DBEAFE) 70%, rgba(240, 248, 255, 0.95)));
  color: color-mix(in srgb, var(--gv2-accent, #58b8e8) 72%, #1e3a50);
  border-color: color-mix(in srgb, var(--gv2-accent, #58b8e8) 14%, rgba(200, 225, 245, 0.7));
  box-shadow: 0 12px 28px rgba(30, 58, 80, 0.1);
}

/* Card body text — calm-sky */
[data-theme="calm-sky"] .gv2-world-card-body h3 a {
  color: #1e3a50;
}

/* Badge — calm-sky */
[data-theme="calm-sky"] .gv2-badge {
  background: linear-gradient(135deg, rgba(240, 248, 255, 0.96), color-mix(in srgb, var(--gv2-accent-light, #DBEAFE) 50%, rgba(245, 250, 255, 0.95)));
  border-color: color-mix(in srgb, var(--gv2-accent, #58b8e8) 22%, rgba(200, 225, 245, 0.7));
}

[data-theme="calm-sky"] .gv2-badge-label {
  color: #1e3a50;
}

/* Mascot block — calm-sky */
[data-theme="calm-sky"] .gv2-mascot-block {
  background: rgba(228, 240, 250, 0.7);
  border-color: rgba(88, 184, 232, 0.14);
}