/* ==========================================================================
   BrightYears Club — DESIGN.md Style System (from Refero Styles)
   Synthesized from:
   - Cursor ("Warm parchment atelier lit by embers")
   - Perplexity AI ("Scholar's parchment behind clean glass")
   Adapted for WCAG 2.2 AA Senior Accessibility (18px+ base, 48px+ targets)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;1,400&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Refero Design Tokens — Warm Parchment & Scholar's Desk Palette */
  --color-parchment: #f7f7f4;   /* Primary page canvas — warm cream */
  --color-soft-paper: #fdfbfa;  /* Elevated interactive card & puzzle surface */
  --color-bone: #f2f1ed;        /* Paper-on-paper secondary card surface */
  --color-linen: #e6e5e0;       /* Tactile secondary button & chip fill */
  --color-stone: #cdcdc9;       /* Warm 1px hairline borders & rules */
  --color-mist: #a1a19f;        /* Subtle dividers & muted outlines */
  --color-ash: #6e6d68;         /* Captions, metadata & subdued labels */
  --color-graphite: #4a4944;    /* Secondary body copy (WCAG AA on parchment) */
  --color-ink: #26251e;         /* Primary text, headings & dark primary buttons */

  /* Refero Chromatic Accents */
  --color-forest: #34785c;      /* Calm action green & completed states */
  --color-forest-dark: #255843;
  --color-forest-wash: #e6f2ed;
  --color-deep-teal: #016a71;   /* Active navigation & selected comfort pace */
  --color-amber: #c08532;       /* Warm action fill (Hints, Weekly Print Pack) */
  --color-amber-wash: #fbf4e8;
  --color-ember: #d94300;       /* Live club spark & focus highlight */
  --color-ember-wash: #fbece6;

  /* Mapped Application Aliases */
  --ink: var(--color-ink);
  --ink-soft: var(--color-graphite);
  --muted: var(--color-ash);
  --paper: var(--color-parchment);
  --paper-alt: var(--color-bone);
  --card: var(--color-soft-paper);
  --card-solid: var(--color-soft-paper);
  --green: var(--color-forest);
  --green-dark: var(--color-forest-dark);
  --green-light: var(--color-forest-wash);
  --lime: var(--color-linen);
  --coral: var(--color-ember);
  --coral-light: var(--color-ember-wash);
  --gold: var(--color-amber);
  --gold-light: var(--color-amber-wash);

  /* Borders, Shadows & Radius (Refero Paper-on-Paper Architecture) */
  --line: var(--color-stone);
  --line-strong: #9e9d96;
  --shadow: rgba(38, 37, 30, 0.08) 0px 18px 45px -10px, rgba(38, 37, 30, 0.06) 0px 1px 3px 0px;
  --shadow-sm: rgba(38, 37, 30, 0.06) 0px 2px 6px 0px;
  --radius-lg: 12px;
  --radius-md: 8px;
  --radius-sm: 6px;

  /* Typography & Accessibility Scaling */
  --font-scale: 1;
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'EB Garamond', 'Georgia', 'Iowan Old Style', 'Palatino Linotype', serif;
  --font-mono: ui-monospace, 'SFMono-Regular', 'Menlo', 'Monaco', 'Consolas', monospace;
}

/* High Contrast Override (WCAG AAA Mode) */
body.high-contrast {
  --color-parchment: #ffffff;
  --color-soft-paper: #ffffff;
  --color-bone: #f2f2f2;
  --color-linen: #e0e0e0;
  --color-stone: #000000;
  --color-ink: #000000;
  --color-graphite: #111111;
  --color-ash: #222222;
  --color-forest: #004d38;
  --color-forest-dark: #003325;
  --color-forest-wash: #d6f5ec;
  --line: #000000;
  --line-strong: #000000;
  --shadow: none;
  --shadow-sm: none;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: calc(18px * var(--font-scale));
  scroll-behavior: smooth;
  font-variant-numeric: tabular-nums;
}

body {
  margin: 0;
  color: var(--color-ink);
  background-color: var(--color-parchment);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Text Selection (Cursor DESIGN.md signature cool highlight) */
::selection {
  background: #8BC4F8;
  color: var(--color-ink);
}

/* Focus Visibility for Accessibility */
:focus-visible {
  outline: 3px solid var(--color-ember);
  outline-offset: 3px;
}

/* ==========================================================================
   Typography Hierarchy (Literary Atelier + Clean Geometric UI)
   ========================================================================== */
h1, h2, h3, h4 {
  color: var(--color-ink);
  margin-top: 0;
}

/* Editorial Display Headlines — Whisper/Medium Weight with Tight Tracking */
h1 {
  font-family: var(--font-serif);
  font-size: 2.65rem;
  font-weight: 500;
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

h2 {
  font-family: var(--font-serif);
  font-size: 2.05rem;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin-bottom: 0.75rem;
}

h3 {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--color-graphite);
}

/* ==========================================================================
   Accessibility Top Utility Bar
   ========================================================================== */
.a11y-bar {
  background: var(--color-ink);
  color: var(--color-parchment);
  padding: 0.5rem 1.5rem;
  font-size: 0.86rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.a11y-container {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.a11y-tagline {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 400;
  color: var(--color-linen);
}

.a11y-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.a11y-group {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.a11y-btn {
  background: transparent;
  color: var(--color-parchment);
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 0.25rem 0.6rem;
  min-height: 36px;
  min-width: 36px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

.a11y-btn:hover,
.a11y-btn.active {
  background: var(--color-parchment);
  color: var(--color-ink);
}

/* ==========================================================================
   Primary Navigation Header (Parchment Editorial Bar)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 247, 244, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-stone);
}

body.high-contrast .site-header {
  background: #ffffff;
  border-bottom: 2px solid #000000;
}

.nav-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0.8rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--color-ink);
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-ink);
  color: var(--color-parchment);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.35rem;
  border: 1px solid var(--color-ink);
}

.brand-text strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.brand-text span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-ash);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.nav-link {
  text-decoration: none;
  color: var(--color-graphite);
  font-weight: 500;
  font-size: 0.94rem;
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius-sm);
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav-link:hover {
  background: var(--color-linen);
  color: var(--color-ink);
}

.nav-link.active {
  background: var(--color-deep-teal);
  color: var(--color-parchment);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ==========================================================================
   Buttons & Interactive Controls (Cursor / Perplexity Tactile Tokens)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 50px;
  padding: 0.7rem 1.35rem;
  border-radius: var(--radius-sm);
  font-size: 0.96rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1), background 150ms cubic-bezier(0.4, 0, 0.2, 1), border-color 150ms ease;
  font-family: var(--font-sans);
}

.btn:active {
  transform: translateY(1px);
}

/* Primary Filled Button: Deep Ink or Forest against Parchment */
.btn-primary {
  background: var(--color-ink);
  color: var(--color-parchment);
  border-color: var(--color-ink);
}

.btn-primary:hover {
  background: var(--color-forest);
  border-color: var(--color-forest);
}

/* Secondary Filled Button: Warm Linen (#e6e5e0) with Ink text */
.btn-secondary {
  background: var(--color-linen);
  color: var(--color-ink);
  border-color: var(--color-stone);
}

.btn-secondary:hover {
  background: #dcdbd4;
  border-color: var(--color-ash);
}

/* Amber Action Button (In-Product / Print Pack CTA) */
.btn-coral {
  background: var(--color-amber);
  color: #ffffff;
  border-color: var(--color-amber);
}

.btn-coral:hover {
  background: #a87226;
}

/* Forest Action Button */
.btn-lime {
  background: var(--color-forest);
  color: var(--color-parchment);
  border-color: var(--color-forest);
}

.btn-lime:hover {
  background: var(--color-forest-dark);
}

.btn-sm {
  min-height: 44px;
  padding: 0.45rem 0.95rem;
  font-size: 0.88rem;
}

/* ==========================================================================
   Layout Containers & Paper-on-Paper Cards
   ========================================================================== */
.container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 4rem 0;
}

.section-header {
  max-width: 780px;
  margin-bottom: 2.5rem;
}

/* Mono Metadata Eyebrow Tag (Refero Cursor / Intercom Pattern) */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-deep-teal);
  background: var(--color-bone);
  border: 1px solid var(--color-stone);
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  margin-bottom: 0.9rem;
}

.card {
  background: var(--color-soft-paper);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}

body.high-contrast .card {
  border: 2px solid #000000;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

/* ==========================================================================
   Hero Section (Editorial Atelier Spread)
   ========================================================================== */
.hero {
  padding: 3.5rem 0 4rem;
  border-bottom: 1px solid var(--color-stone);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 2.5rem;
  align-items: center;
}

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.hero-lead {
  font-family: var(--font-serif);
  font-size: 1.32rem;
  line-height: 1.5;
  color: var(--color-graphite);
  margin-bottom: 1.75rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-stone);
}

.trust-item strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--color-ink);
}

.trust-item span {
  font-size: 0.86rem;
  color: var(--color-ash);
}

/* Hero Preview Card ("Margaret's Morning" Window Mockup Frame) */
.preview-card {
  background: var(--color-bone);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.preview-greeting {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-stone);
}

.preview-daily-box {
  background: var(--color-soft-paper);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  margin-bottom: 1.15rem;
}

.preview-mini-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.preview-mini-card {
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: var(--color-soft-paper);
}

/* ==========================================================================
   Four Pillars & Honest Science Notice
   ========================================================================== */
.pillar-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-bone);
  border: 1px solid var(--color-stone);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  margin-bottom: 1rem;
}

.evidence-banner {
  margin-top: 2rem;
  background: var(--color-bone);
  border: 1px solid var(--color-stone);
  border-left: 4px solid var(--color-amber);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

/* ==========================================================================
   Member App Experience (Scholar's Desk Interactive Workspace)
   ========================================================================== */
.app-shell {
  background: var(--color-bone);
  border-top: 1px solid var(--color-stone);
  border-bottom: 1px solid var(--color-stone);
  padding: 3.5rem 0;
}

.app-topbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
  background: var(--color-soft-paper);
  padding: 1.5rem 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-stone);
}

.difficulty-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Perplexity-inspired Pill Chips for Comfort Pace */
.diff-pill {
  min-height: 46px;
  padding: 0.45rem 1.05rem;
  border-radius: 9999px;
  border: 1px solid var(--color-stone);
  background: var(--color-parchment);
  color: var(--color-ink);
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.diff-pill:hover {
  background: var(--color-linen);
}

.diff-pill.active {
  background: var(--color-deep-teal);
  color: #ffffff;
  border-color: var(--color-deep-teal);
}

/* App Tabs */
.app-tabs {
  display: flex;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.app-tab {
  min-height: 52px;
  padding: 0.7rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-stone);
  background: var(--color-parchment);
  color: var(--color-graphite);
  font-size: 0.96rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: all 0.15s ease;
}

.app-tab:hover {
  background: var(--color-soft-paper);
  border-color: var(--color-ink);
}

.app-tab.active {
  background: var(--color-ink);
  color: var(--color-parchment);
  border-color: var(--color-ink);
}

.game-panel {
  display: none;
}

.game-panel.active {
  display: block;
}

/* Game Workspace Layout */
.game-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.75rem;
  align-items: start;
}

@media (max-width: 920px) {
  .game-layout {
    grid-template-columns: 1fr;
  }
}

/* 1. 9×9 Classic Sudoku Grid (Printed Newspaper Aesthetic with 3×3 Sub-Boxes) */
.sudoku-board-wrapper {
  position: relative;
  max-width: 504px;
  margin: 1rem auto;
}

.sudoku-board {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 0;
  width: 100%;
  background: var(--color-ink);
  border: 3px solid var(--color-ink);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.sudoku-cell {
  aspect-ratio: 1;
  min-height: 48px;
  padding: 0;
  background: var(--color-soft-paper);
  border-right: 1px solid var(--color-stone);
  border-bottom: 1px solid var(--color-stone);
  border-top: none;
  border-left: none;
  font-family: var(--font-mono);
  font-size: 1.28rem;
  font-weight: 600;
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.1s ease, color 0.1s ease;
  user-select: none;
}

/* Bold 3×3 Sub-Box Borders */
.sudoku-cell.box-right {
  border-right: 3px solid var(--color-ink);
}

.sudoku-cell.box-bottom {
  border-bottom: 3px solid var(--color-ink);
}

.sudoku-cell.col-last {
  border-right: none;
}

.sudoku-cell.row-last {
  border-bottom: none;
}

.sudoku-cell.fixed {
  background: var(--color-bone);
  color: var(--color-ink);
  font-weight: 700;
}

.sudoku-cell.peer-highlight {
  background: #f0eee8;
}

.sudoku-cell.same-num {
  background: #dcebe5;
  color: var(--color-forest-dark);
}

.sudoku-cell.selected {
  background: var(--color-ember-wash) !important;
  box-shadow: inset 0 0 0 3px var(--color-ember);
  z-index: 2;
}

.sudoku-cell.correct {
  background: var(--color-forest-wash);
  color: var(--color-forest-dark);
}

.sudoku-cell.wrong {
  background: #fde8e4;
  color: #b42318;
  box-shadow: inset 0 0 0 2px #b42318;
}

.sudoku-pause-overlay {
  position: absolute;
  inset: 0;
  background: rgba(38, 37, 30, 0.92);
  color: var(--color-parchment);
  border-radius: var(--radius-sm);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.75rem;
  text-align: center;
  z-index: 10;
}

.sudoku-pause-overlay.active {
  display: flex;
}

.timer-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  background: var(--color-bone);
  border: 1px solid var(--color-stone);
  color: var(--color-ink);
}

/* Member Personal Tracking Dashboard Bar */
.member-tracker-banner {
  background: var(--color-soft-paper);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-lg);
  padding: 1.35rem 1.6rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.tracker-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(175px, 1fr));
  gap: 0.9rem;
  margin-top: 1rem;
}

.tracker-kpi-box {
  background: var(--color-bone);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.05rem;
}

.tracker-kpi-box .kpi-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ash);
  margin-bottom: 0.25rem;
}

.tracker-kpi-box .kpi-value {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.15;
}

.tracker-kpi-box .kpi-sub {
  display: block;
  font-size: 0.8rem;
  color: var(--color-graphite);
  margin-top: 0.2rem;
}

.numpad {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 0.9rem;
}

.numpad-btn {
  min-width: 48px;
  min-height: 50px;
  padding: 0 0.65rem;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-stone);
  background: var(--color-parchment);
  color: var(--color-ink);
  cursor: pointer;
  transition: background 0.12s ease;
}

.numpad-btn:hover {
  background: var(--color-linen);
  border-color: var(--color-ink);
}

/* ==========================================================================
   Additional Cognitive Games Styling (Senior-Friendly, Large-Touch, High-Contrast)
   ========================================================================== */

/* 5. Mini Crossword (5x5 Large-Print) */
.crossword-container {
  display: grid;
  grid-template-columns: minmax(280px, 340px) 1fr;
  gap: 1.5rem;
  align-items: start;
  margin: 1rem 0;
}
@media (max-width: 760px) {
  .crossword-container {
    grid-template-columns: 1fr;
  }
}

.crossword-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
  background: var(--color-ink);
  border: 3px solid var(--color-ink);
  border-radius: var(--radius-sm);
  max-width: 340px;
  margin: 0 auto;
}

.crossword-cell {
  position: relative;
  aspect-ratio: 1;
  background: var(--color-soft-paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-ink);
  cursor: pointer;
  user-select: none;
  transition: background 0.12s ease;
}

.crossword-cell.black {
  background: var(--color-ink);
  cursor: default;
}

.crossword-cell .cw-num {
  position: absolute;
  top: 3px;
  left: 4px;
  font-size: 0.65rem;
  font-family: var(--font-sans);
  font-weight: 700;
  color: var(--color-ash);
  line-height: 1;
}

.crossword-cell.selected {
  background: var(--color-ember-wash) !important;
  box-shadow: inset 0 0 0 3px var(--color-ember);
}

.crossword-cell.highlighted-word {
  background: #f4ecdf;
}

.crossword-cell.correct {
  background: var(--color-forest-wash);
  color: var(--color-forest-dark);
}

.crossword-clues {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  font-size: 0.9rem;
}
@media (max-width: 540px) {
  .crossword-clues {
    grid-template-columns: 1fr;
  }
}

.clue-item {
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  margin-bottom: 0.35rem;
  transition: background 0.12s ease;
}
.clue-item:hover, .clue-item.active {
  background: var(--color-bone);
  border-left: 3px solid var(--color-deep-teal);
}
.clue-item.solved {
  color: var(--color-forest-dark);
  text-decoration: line-through;
  opacity: 0.75;
}

/* 6. Word Search (Themed Tap-First / Tap-Last) */
.wordsearch-layout {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: start;
  margin: 1rem 0;
}
@media (max-width: 760px) {
  .wordsearch-layout {
    grid-template-columns: 1fr;
  }
}

.wordsearch-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  max-width: 380px;
  background: var(--color-bone);
  padding: 8px;
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-md);
  user-select: none;
}

.ws-cell {
  aspect-ratio: 1;
  min-height: 40px;
  border-radius: 4px;
  border: 1px solid var(--color-stone);
  background: var(--color-soft-paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.12s ease;
}
.ws-cell:hover {
  background: var(--color-linen);
}
.ws-cell.start-selected {
  background: var(--color-amber) !important;
  color: #fff !important;
}
.ws-cell.found {
  background: var(--color-forest-wash);
  color: var(--color-forest-dark);
  border-color: var(--color-forest);
}

.ws-word-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--color-bone);
  border: 1px solid var(--color-stone);
  margin: 0.25rem;
}
.ws-word-chip.found {
  background: var(--color-forest);
  color: #fff;
  border-color: var(--color-forest);
}

/* 7. Category Connections (4x4 Grouping) */
.connections-board {
  max-width: 600px;
  margin: 1rem auto;
  display: grid;
  gap: 0.75rem;
}

.connections-tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.65rem;
}
@media (max-width: 600px) {
  .connections-tiles {
    grid-template-columns: repeat(2, 1fr);
  }
}

.connection-tile {
  min-height: 72px;
  padding: 0.6rem 0.4rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-stone);
  background: var(--color-bone);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 0.96rem;
  font-weight: 600;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-transform: uppercase;
  transition: all 0.12s ease;
  line-height: 1.2;
}
.connection-tile:hover {
  background: var(--color-linen);
}
.connection-tile.selected {
  background: var(--color-ink);
  color: var(--color-parchment);
  border-color: var(--color-ink);
}

.connections-solved-category {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  text-align: center;
  color: var(--color-ink);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  animation: fadeIn 0.3s ease;
}

/* 8. Morning Café Mental Arithmetic */
.cafe-card {
  max-width: 480px;
  margin: 1rem auto;
  background: var(--color-soft-paper);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-sm);
  font-family: var(--font-sans);
}

.cafe-receipt {
  background: var(--color-parchment);
  border: 1px dashed var(--color-stone);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  margin: 1rem 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
}

.cafe-row {
  display: flex;
  justify-content: space-between;
  padding: 0.25rem 0;
}

.cafe-total {
  border-top: 1px solid var(--color-stone);
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
}

/* 2. Memory Match Grid */
.memory-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.7rem;
  max-width: 440px;
  margin: 1rem auto;
}

.memory-card {
  aspect-ratio: 1;
  min-height: 76px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-ink);
  background: var(--color-ink);
  color: var(--color-parchment);
  font-size: 1.8rem;
  font-weight: 600;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

.memory-card.flipped,
.memory-card.matched {
  background: var(--color-soft-paper);
  color: var(--color-ink);
  border-color: var(--color-stone);
  cursor: default;
}

.memory-card.matched {
  background: var(--color-forest-wash);
  border-color: var(--color-forest);
}

.memory-card span.label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 500;
  margin-top: 0.25rem;
  color: var(--color-graphite);
}

/* 3. Word & Language Quiz */
.quiz-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin: 1.25rem 0;
}

@media (max-width: 600px) {
  .quiz-options {
    grid-template-columns: 1fr;
  }
}

.quiz-option {
  min-height: 56px;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-stone);
  background: var(--color-parchment);
  color: var(--color-ink);
  font-size: 1rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s ease;
}

.quiz-option:hover {
  background: var(--color-linen);
  border-color: var(--color-ink);
}

.quiz-option.correct {
  background: var(--color-forest-wash);
  border-color: var(--color-forest);
  color: var(--color-forest-dark);
  font-weight: 600;
}

.quiz-option.wrong {
  background: var(--color-ember-wash);
  border-color: var(--color-ember);
}

/* Status Banner inside Games */
.game-feedback {
  margin-top: 1rem;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-sm);
  background: var(--color-bone);
  border-left: 4px solid var(--color-forest);
  font-weight: 500;
  color: var(--color-ink);
}

/* ==========================================================================
   Social Club & Live Rooms
   ========================================================================== */
.club-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.7rem;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  background: var(--color-ember-wash);
  color: var(--color-ember);
  border: 1px solid rgba(217, 67, 0, 0.2);
}

.club-members {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1rem 0;
  font-size: 0.9rem;
  color: var(--color-ash);
}

.avatar-stack {
  display: flex;
}

.avatar-dot {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-forest);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-soft-paper);
  margin-left: -8px;
}

.avatar-dot:first-child {
  margin-left: 0;
}

/* ==========================================================================
   Weekly Printed Pack Preview & Print Stylesheet
   ========================================================================== */
.pack-preview {
  background: var(--color-soft-paper);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.pack-sheet-header {
  border-bottom: 2px solid var(--color-ink);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Pricing Table */
.pricing-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.pricing-card.featured {
  border: 2px solid var(--color-forest);
  background: var(--color-soft-paper);
}

.price-tag {
  font-family: var(--font-serif);
  font-size: 2.35rem;
  font-weight: 500;
  color: var(--color-ink);
  margin: 0.4rem 0;
}

.price-tag span {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-ash);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 1.15rem 0 1.65rem;
}

.feature-list li {
  padding: 0.4rem 0;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.94rem;
  color: var(--color-graphite);
}

/* Modal for Social Club / Gift Flow */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(38, 37, 30, 0.55);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 100;
}

.modal-backdrop.open {
  display: flex;
}

.modal-box {
  background: var(--color-soft-paper);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  padding: 2rem;
  border: 1px solid var(--color-stone);
  box-shadow: var(--shadow);
}

/* Footer */
.site-footer {
  background: var(--color-ink);
  color: var(--color-parchment);
  padding: 3.5rem 0 2.5rem;
  margin-top: 3rem;
}

.site-footer p,
.site-footer a {
  color: var(--color-linen);
  text-decoration: none;
}

.site-footer a:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* Print-Specific Overrides for "Print Sample Weekly Activity Pack" */
@media print {
  .a11y-bar,
  .site-header,
  .hero,
  .app-tabs,
  .site-footer,
  .no-print {
    display: none !important;
  }
  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 14pt;
  }
  .card, .pack-preview {
    box-shadow: none !important;
    border: 1px solid #000000 !important;
  }
}


/* ==========================================================================
   Editorial Architectural SVG Icons (Replacing Childish Emojis)
   ========================================================================== */
.icon-svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  flex-shrink: 0;
}

.pillar-icon .icon-svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-ink);
  stroke-width: 1.6;
}

/* ==========================================================================
   Daily Reading Room (Informative Articles + 4-Question MCQ)
   ========================================================================== */
.reading-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 1.75rem;
  align-items: start;
}

@media (max-width: 960px) {
  .reading-layout {
    grid-template-columns: 1fr;
  }
}

.article-list-item {
  width: 100%;
  text-align: left;
  background: var(--color-parchment);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: var(--font-sans);
}

.article-list-item:hover {
  background: var(--color-linen);
  border-color: var(--color-ink);
}

.article-list-item.active {
  background: var(--color-ink);
  color: var(--color-parchment);
  border-color: var(--color-ink);
}

.article-list-item.active .article-meta,
.article-list-item.active p {
  color: var(--color-linen);
}

.article-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-deep-teal);
  margin-bottom: 0.3rem;
  display: block;
}

.article-reader-body {
  font-family: var(--font-serif);
  font-size: 1.22rem;
  line-height: 1.72;
  color: var(--color-ink);
  border-top: 1px solid var(--color-stone);
  border-bottom: 1px solid var(--color-stone);
  padding: 1.5rem 0;
  margin: 1.25rem 0 1.75rem;
}

.article-reader-body p {
  color: var(--color-ink);
  margin-bottom: 1.15rem;
}

.mcq-card {
  background: var(--color-bone);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
}

.mcq-question-title {
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--color-ink);
  margin-bottom: 0.85rem;
}

.mcq-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

@media (max-width: 680px) {
  .mcq-options-grid {
    grid-template-columns: 1fr;
  }
}

.mcq-btn {
  min-height: 50px;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-stone);
  background: var(--color-soft-paper);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 0.94rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mcq-btn:hover {
  background: var(--color-linen);
  border-color: var(--color-ink);
}

.mcq-btn.correct {
  background: var(--color-forest-wash);
  border-color: var(--color-forest);
  color: var(--color-forest-dark);
  font-weight: 600;
}

.mcq-btn.wrong {
  background: var(--color-ember-wash);
  border-color: var(--color-ember);
}

/* ==========================================================================
   Interactive Video Stories Theater
   ========================================================================== */
.video-stage {
  background: var(--color-ink);
  color: var(--color-parchment);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--color-ink);
  position: relative;
}

.video-chapter-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.chapter-pill {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-parchment);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  cursor: pointer;
  min-height: 42px;
}

.chapter-pill.active {
  background: var(--color-amber);
  color: #ffffff;
  border-color: var(--color-amber);
}

.db-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  background: var(--color-forest-wash);
  color: var(--color-forest-dark);
  border: 1px solid rgba(52, 120, 92, 0.3);
}


/* ==========================================================================
   Editorial Sources & References Box (Scholar's Parchment Footnotes)
   ========================================================================== */
.sources-box {
  background: var(--color-parchment);
  border: 1px solid var(--color-stone);
  border-left: 3px solid var(--color-deep-teal);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.35rem;
  margin-bottom: 1.75rem;
}

.sources-list {
  margin: 0;
  padding-left: 1.25rem;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--color-graphite);
}

.sources-list li {
  margin-bottom: 0.4rem;
}

.sources-list li:last-child {
  margin-bottom: 0;
}

.sources-list strong {
  color: var(--color-ink);
  font-weight: 600;
}

.sources-list a {
  color: var(--color-deep-teal);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.sources-list a:hover {
  color: var(--color-ember);
}