/* ==========================================================================
   CSS variables & Design Tokens for Cozy Premium Look
   ========================================================================== */
:root {
    color-scheme: light !important;
    /* Fonts - Child-Friendly, Modern Rounded Geometric Arabic Typography */
    --font-primary: 'Readex Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Marhey', 'Readex Pro', cursive, sans-serif;
    
    /* Cheerful Playful Light Theme Colors (Default) */
    --bg-gradient-start: #dbeafe;
    --bg-gradient-end: #fef3c7;
    --card-bg: #ffffff;
    --card-border: rgba(15, 23, 42, 0.1);
    
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    
    --accent-color: #0284c7;
    --accent-hover: #0369a1;
    --accent-glow: rgba(2, 132, 199, 0.2);
    
    --success-color: #10b981;
    --success-bg: rgba(16, 185, 129, 0.15);
    --danger-color: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.15);
    --warning-color: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.15);
    
    --cell-empty: #ffffff;
    --cell-border: rgba(15, 23, 42, 0.1);
    --cell-grid-lines: rgba(15, 23, 42, 0.16);
    --cell-grid-major: rgba(15, 23, 42, 0.3);
    
    /* Border Radii - Extra Rounded for Kids */
    --radius-sm: 16px;
    --radius-md: 24px;
    --radius-lg: 32px;
    
    /* Shadows */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 15px var(--accent-glow);
    --cell-height: 52px;
    --sticky-col-bg: #f8fafc;
    --sticky-col-shadow: -4px 0 10px rgba(15, 23, 42, 0.08);
}

/* Light Theme Variables overrides - Bright, Cheerful & High-Contrast */
[data-theme="light"] {
    --bg-gradient-start: #e0f2fe;
    --bg-gradient-end: #fef9c3;
    --card-bg: rgba(255, 255, 255, 0.98);
    --card-border: rgba(15, 23, 42, 0.1);
    
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    
    --accent-color: #0284c7;
    --accent-hover: #0369a1;
    --accent-glow: rgba(2, 132, 199, 0.2);
    
    --cell-empty: #ffffff;
    --cell-border: rgba(15, 23, 42, 0.1);
    --cell-grid-lines: rgba(15, 23, 42, 0.18);
    --cell-grid-major: rgba(15, 23, 42, 0.35);

    --sticky-col-bg: #f8fafc;
    --sticky-col-shadow: -4px 0 10px rgba(15, 23, 42, 0.08);
}

/* Theme Variant 1: Desert Safari (⛺ البر والرحلات) - Warm Playful Orange & Yellow */
[data-variant="desert"] {
    --accent-color: #ff9f1c; /* Bright playful orange */
    --accent-hover: #f18c00;
    --accent-glow: rgba(255, 159, 28, 0.25);
    
    --bg-gradient-start: #fffae6;
    --bg-gradient-end: #ffe3b3;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(255, 159, 28, 0.2);
    --text-primary: #4a2f0f;
    --text-secondary: #7a5c3e;
    --text-muted: #a38c75;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 2: History (📜 التاريخ العربي) - Friendly Emerald Mint */
[data-variant="history"] {
    --accent-color: #06d6a0; /* Vibrant mint */
    --accent-hover: #05b386;
    --accent-glow: rgba(6, 214, 160, 0.25);
    
    --bg-gradient-start: #e8fbf5;
    --bg-gradient-end: #c4f4e7;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(6, 214, 160, 0.2);
    --text-primary: #064030;
    --text-secondary: #0b7055;
    --text-muted: #5bb39c;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 3: Cooking (🍳 الطبخ العربي) - Cheerful Coral & Gold */
[data-variant="cooking"] {
    --accent-color: #ff595e; /* Sweet coral red */
    --accent-hover: #e03d42;
    --accent-glow: rgba(255, 89, 94, 0.25);
    
    --bg-gradient-start: #fff0f1;
    --bg-gradient-end: #ffd0d2;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(255, 89, 94, 0.2);
    --text-primary: #520b0d;
    --text-secondary: #8c1e22;
    --text-muted: #bf6568;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 4: People (👥 الأشخاص والمهن) - Playful Sky Blue & Indigo */
[data-variant="people"] {
    --accent-color: #1982c4; /* Sky blue */
    --accent-hover: #126396;
    --accent-glow: rgba(25, 130, 196, 0.25);
    
    --bg-gradient-start: #ebf5fc;
    --bg-gradient-end: #cce4f5;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(25, 130, 196, 0.2);
    --text-primary: #0a3550;
    --text-secondary: #136092;
    --text-muted: #5e9ec9;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 5: Detective (🕵️ التحقيق والجريمة) - Playful Purple & Lavender */
[data-variant="detective"] {
    --accent-color: #6a4c93; /* Playful deep purple */
    --accent-hover: #503770;
    --accent-glow: rgba(106, 76, 147, 0.25);
    
    --bg-gradient-start: #f3eff7;
    --bg-gradient-end: #ddcfea;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(106, 76, 147, 0.2);
    --text-primary: #2a1145;
    --text-secondary: #532c80;
    --text-muted: #8d70b0;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 6: Sea (🌊 أعماق البحار والمحيطات) - Playful Cyan & Marine */
[data-variant="sea"] {
    --accent-color: #00b4d8;
    --accent-hover: #0077b6;
    --accent-glow: rgba(0, 180, 216, 0.25);
    
    --bg-gradient-start: #e0f7fa;
    --bg-gradient-end: #b2ebf2;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(0, 180, 216, 0.2);
    --text-primary: #002d3d;
    --text-secondary: #00668f;
    --text-muted: #4ba3c3;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 7: Buildings (🏢 عجائب البناء والعمارة) - Terracotta & Earthy Gold */
[data-variant="buildings"] {
    --accent-color: #e76f51;
    --accent-hover: #d15637;
    --accent-glow: rgba(231, 111, 81, 0.25);
    
    --bg-gradient-start: #fff2e6;
    --bg-gradient-end: #fdd3b0;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(231, 111, 81, 0.2);
    --text-primary: #4d1c10;
    --text-secondary: #9c3f28;
    --text-muted: #d98873;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 8: Racing (🏎️ سباقات السرعة والتحدي) - Racing Red & Carbon */
[data-variant="racing"] {
    --accent-color: #e63946;
    --accent-hover: #c91826;
    --accent-glow: rgba(230, 57, 70, 0.25);
    
    --bg-gradient-start: #ffe5e5;
    --bg-gradient-end: #ffcccc;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(230, 57, 70, 0.2);
    --text-primary: #45050a;
    --text-secondary: #9e1b24;
    --text-muted: #e5737a;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 9: Plants (🌱 النباتات والزهور البرية) - Leafy Meadow Green */
[data-variant="plants"] {
    --accent-color: #4caf50;
    --accent-hover: #388e3c;
    --accent-glow: rgba(76, 175, 80, 0.25);
    
    --bg-gradient-start: #e8f5e9;
    --bg-gradient-end: #c8e6c9;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(76, 175, 80, 0.2);
    --text-primary: #0d3c11;
    --text-secondary: #2e7d32;
    --text-muted: #81c784;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 10: Animals (🦁 الغابة والحياة البرية) - Savannah Gold */
[data-variant="animals"] {
    --accent-color: #e9c46a;
    --accent-hover: #d4ac4b;
    --accent-glow: rgba(233, 196, 106, 0.25);
    
    --bg-gradient-start: #fefae0;
    --bg-gradient-end: #f4ebd0;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(233, 196, 106, 0.2);
    --text-primary: #3d2c00;
    --text-secondary: #7c5a00;
    --text-muted: #bda25c;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 11: Space (🌌 الفضاء والمجموعات الفلكية) - Deep Nebula Indigo & Cyan */
[data-variant="space"] {
    --accent-color: #6366f1;
    --accent-hover: #4f46e5;
    --accent-glow: rgba(99, 102, 241, 0.3);
    
    --bg-gradient-start: #eef2ff;
    --bg-gradient-end: #e0e7ff;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(99, 102, 241, 0.2);
    --text-primary: #1e1b4b;
    --text-secondary: #3730a3;
    --text-muted: #818cf8;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 12: Literature (📖 الأدب والشعر العربي) - Royal Crimson & Golden Ochre */
[data-variant="literature"] {
    --accent-color: #be123c;
    --accent-hover: #9f1239;
    --accent-glow: rgba(190, 18, 60, 0.3);
    
    --bg-gradient-start: #fff1f2;
    --bg-gradient-end: #ffe4e6;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(190, 18, 60, 0.2);
    --text-primary: #4c0519;
    --text-secondary: #881337;
    --text-muted: #fb7185;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 13: Inventions (💡 المخترعون والابتكارات) - High-Tech Amber & Violet */
[data-variant="inventions"] {
    --accent-color: #d97706;
    --accent-hover: #b45309;
    --accent-glow: rgba(217, 119, 6, 0.3);
    
    --bg-gradient-start: #fffbeb;
    --bg-gradient-end: #fef3c7;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(217, 119, 6, 0.2);
    --text-primary: #451a03;
    --text-secondary: #78350f;
    --text-muted: #f59e0b;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 14: Mountains (🏔️ تسلق الجبال والمغامرة) - Glacier Slate & Cool Alpine Blue */
[data-variant="mountains"] {
    --accent-color: #0284c7;
    --accent-hover: #0369a1;
    --accent-glow: rgba(2, 132, 199, 0.3);
    
    --bg-gradient-start: #f0f9ff;
    --bg-gradient-end: #e0f2fe;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(2, 132, 199, 0.2);
    --text-primary: #082f49;
    --text-secondary: #0369a1;
    --text-muted: #38bdf8;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 15: Knights (⚔️ الفرسان والقلاع الأسطورية) - Bronze & Medieval Steel */
[data-variant="knights"] {
    --accent-color: #854d0e;
    --accent-hover: #713f12;
    --accent-glow: rgba(133, 77, 14, 0.3);
    
    --bg-gradient-start: #fefce8;
    --bg-gradient-end: #fef08a;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(133, 77, 14, 0.2);
    --text-primary: #361f06;
    --text-secondary: #713f12;
    --text-muted: #ca8a04;
}
/* dark variant override neutralized for kids bright theme */

/* Theme Variant 16: Oasis (🌴 الواحات والزراعة النجدية) - Emerald Oasis & Palm Green */
[data-variant="oasis"] {
    --accent-color: #059669;
    --accent-hover: #047857;
    --accent-glow: rgba(5, 150, 105, 0.3);
    
    --bg-gradient-start: #ecfdf5;
    --bg-gradient-end: #d1fae5;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(5, 150, 105, 0.2);
    --text-primary: #022c22;
    --text-secondary: #065f46;
    --text-muted: #34d399;
}
/* dark variant override neutralized for kids bright theme */


/* ==========================================================================
   Global Resets & Layout
   ========================================================================== */

/* Glassmorphism base class - Playful Rounded 3D styling */
.glass-card, .control-card, .grid-card, .powerups-card, .clues-card, .ai-companion-card, .modal-card, .profile-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border: 3px solid var(--card-border) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: 0 8px 0 rgba(0, 0, 0, 0.08), 0 15px 25px rgba(0, 0, 0, 0.05) !important;
    padding: 24px;
    margin: 0;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
}

.glass-card:hover, .control-card:hover, .grid-card:hover, .powerups-card:hover, .clues-card:hover, .profile-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 0 rgba(0, 0, 0, 0.08), 0 20px 30px rgba(0, 0, 0, 0.1) !important;
}

/* Duolingo-style 3D buttons */
button, .btn-primary, .btn-map-toggle, .btn-theme-toggle, .btn-powerup, .btn-success, .btn-save-action {
    font-family: var(--font-primary);
    font-weight: 800 !important;
    border-radius: var(--radius-sm) !important;
    border: 2px solid rgba(0, 0, 0, 0.1) !important;
    border-bottom: 5px solid rgba(0, 0, 0, 0.2) !important;
    cursor: pointer;
    transition: all 0.1s ease !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

button:hover:not(:disabled), .btn-primary:hover:not(:disabled), .btn-map-toggle:hover:not(:disabled), .btn-theme-toggle:hover:not(:disabled), .btn-powerup:hover:not(:disabled), .btn-success:hover:not(:disabled) {
    transform: translateY(-2px);
    border-bottom-width: 7px !important;
    filter: brightness(1.05);
}

button:active:not(:disabled), .btn-primary:active:not(:disabled), .btn-map-toggle:active:not(:disabled), .btn-theme-toggle:active:not(:disabled), .btn-powerup:active:not(:disabled), .btn-success:active:not(:disabled) {
    transform: translateY(3px) !important;
    border-bottom-width: 2px !important;
}

/* Modal overlay fade‑in/out */
.modal-overlay {
    opacity: 0;
    visibility: hidden;
    pointer-events: none !important;
    display: none !important;
    transition: opacity 0.3s ease, visibility 0.3s;
    z-index: 10000 !important;
}
.modal-overlay.show {
    opacity: 1 !important;
    visibility: visible !important;
    display: flex !important;
    pointer-events: auto !important;
}

/* Cell pulse animation for hover */
@keyframes cellPulse {
    0% { background-color: var(--cell-empty); }
    50% { background-color: rgba(255,255,255,0.07); }
    100% { background-color: var(--cell-empty); }
}
.grid-cell-interactive:hover {
    animation: cellPulse 1.5s infinite;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    color-scheme: light !important;
    forced-color-adjust: none !important;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end)) !important;
    color: var(--text-primary);
    min-height: 100vh;
    padding: 20px;
    display: flex;
    justify-content: center;
    transition: background 0.5s ease, color 0.3s ease;
    overflow-x: hidden;
}

h1, h2, h3, h4, .font-heading {
    font-family: var(--font-heading);
}

.app-container {
    width: 100%;
    max-width: 1300px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* ==========================================================================
   Header Styling (Clean & Minimalist)
   ========================================================================== */
.app-header {
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-radius: var(--radius-md);
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    box-shadow: var(--shadow-md);
    box-sizing: border-box;
}

.header-side-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-side-actions.right {
    display: flex;
    align-items: center;
    gap: 14px;
}

.header-side-actions.left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-center-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-map-nav-pill {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #0f172a !important;
    font-family: var(--font-primary);
    font-weight: 900;
    font-size: 0.92rem;
    padding: 7px 16px;
    border-radius: 50px;
    border: none;
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn-map-nav-pill:hover {
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 6px 18px rgba(245, 158, 11, 0.55);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    white-space: nowrap;
}

.brain-icon {
    font-size: 1.8rem;
    color: var(--accent-color);
    filter: drop-shadow(0 0 8px var(--accent-glow));
    flex-shrink: 0;
}

.logo h1 {
    font-size: 1.35rem;
    font-weight: 800;
    white-space: nowrap;
    word-break: keep-all;
}

.stat-badge {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 50px;
    font-weight: 700;
    box-shadow: var(--shadow-sm);
    font-size: 0.88rem;
    border: 1.5px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-primary);
    white-space: nowrap !important;
    flex-shrink: 0 !important;
    box-sizing: border-box;
}

.stat-badge.deduction-points {
    background: rgba(245, 158, 11, 0.12);
    color: #d97706;
    border-color: rgba(245, 158, 11, 0.35);
}

[data-theme="dark"] .stat-badge.deduction-points {
    color: #fbbf24;
    background: rgba(245, 158, 11, 0.18);
}

/* Header Live Star Tracker (Joyful, Motivational & Real-time for Kids) */
.header-live-stars {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 4px;
    background: #fef3c7;
    border: 1.5px solid #fde68a;
    padding: 4px 10px;
    border-radius: 50px;
    box-shadow: 0 2px 5px rgba(245, 158, 11, 0.15);
}

.header-live-stars .fa-star {
    font-size: 0.92rem;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), color 0.3s ease;
}

.header-live-stars .fa-star.active {
    color: #f59e0b;
    filter: drop-shadow(0 1px 2px rgba(217, 119, 6, 0.4));
    transform: scale(1.05);
}

.header-live-stars .fa-star.dim {
    color: #cbd5e1;
    opacity: 0.45;
    transform: scale(0.9);
}

.current-level-badge {
    font-family: var(--font-heading);
}

.header-btn {
    background: var(--card-bg);
    border: 1.5px solid var(--card-border);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.header-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.btn-theme-toggle {
    background: var(--card-bg);
    border: 1.5px solid var(--card-border);
    color: var(--text-primary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.2s ease;
    font-size: 1rem;
    flex-shrink: 0 !important;
}

.btn-theme-toggle:hover {
    transform: scale(1.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* ==========================================================================
   Focused Game Workspace
   ========================================================================== */
.game-layout.focused-layout {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 20px;
    align-items: start;
    width: 100%;
}

@media (max-width: 920px) {
    .game-layout.focused-layout {
        display: flex;
        flex-direction: column;
        gap: 12px;
        width: 100%;
        max-width: 100%;
    }

    .clues-panel {
        display: none !important; /* Replaced by the zero-scroll Active Clue Bar & Drawer on Mobile! */
    }

    .mobile-action-dock {
        display: grid !important;
    }

    .grid-wrapper {
        overflow-x: auto !important;
        overflow-y: visible !important;
        -webkit-overflow-scrolling: touch !important;
        touch-action: pan-x pan-y !important;
        width: 100% !important;
        max-width: 100% !important;
    }

    .logic-grid.simplified {
        width: max-content !important;
        min-width: 100% !important;
        gap: 3px !important;
    }

    .grid-cell-interactive {
        font-size: 0.78rem !important;
        padding: 4px 2px !important;
        min-height: 38px !important;
    }

    .pos-label {
        font-size: 0.74rem !important;
    }

    .col-name-box {
        font-size: 0.76rem !important;
        padding: 4px 2px !important;
    }

    .corner-label {
        font-size: 0.74rem !important;
        padding: 4px 2px !important;
    }
}

.grid-toolbar {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.btn-tool-pill {
    background: var(--card-bg);
    border: 1.5px solid var(--card-border);
    color: var(--text-primary);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 0.84rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.btn-tool-pill:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.action-verify-btn {
    width: 100% !important;
    padding: 14px 20px !important;
    font-size: 1.1rem !important;
    font-weight: 900 !important;
    border-radius: var(--radius-sm) !important;
    background: linear-gradient(135deg, #10b981, #059669) !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4), inset 0 2px 4px rgba(255, 255, 255, 0.4) !important;
    transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
    cursor: pointer;
}

.action-verify-btn:hover {
    transform: translateY(-3px) scale(1.02) !important;
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.6) !important;
}

/* ==========================================================================
   Zero-Scroll Active Clue Ticker & Mobile Drawer
   ========================================================================== */
.active-clue-bar {
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    gap: 8px;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.clue-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.clue-counter-pill {
    background: rgba(245, 158, 11, 0.12);
    border: 1.5px solid rgba(245, 158, 11, 0.3);
    color: var(--text-primary);
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 0.84rem;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.clue-nav-buttons {
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-clue-nav {
    background: var(--card-bg);
    border: 1.5px solid var(--card-border) !important;
    border-bottom: 3px solid rgba(0,0,0,0.15) !important;
    color: var(--text-primary);
    padding: 8px 12px !important;
    min-height: 48px !important;
    min-width: 48px !important;
    box-sizing: border-box !important;
    border-radius: var(--radius-sm) !important;
    font-size: 0.88rem !important;
    font-weight: 800;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transition: all 0.15s ease;
}

.btn-clue-nav:hover {
    border-color: var(--accent-color) !important;
    color: var(--accent-color);
}

.btn-clue-all {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.2));
    border: 1.5px solid #f59e0b !important;
    color: var(--text-primary);
    padding: 8px 14px !important;
    min-height: 48px !important;
    min-width: 48px !important;
    box-sizing: border-box !important;
    border-radius: 30px !important;
    font-size: 0.88rem !important;
    font-weight: 800;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.btn-clue-all:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.25), rgba(217, 119, 6, 0.35));
}

.clue-text-container {
    background: rgba(15, 23, 42, 0.04);
    border: 1.5px solid var(--card-border);
    border-right: 4px solid var(--accent-color);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    transition: all 0.25s ease;
    width: 100%;
    box-sizing: border-box;
}

[data-theme="dark"] .clue-text-container {
    background: rgba(15, 23, 42, 0.4);
}

.clue-text-container p {
    font-size: 0.98rem;
    font-weight: 600;
    line-height: 1.6;
    margin: 0;
    color: var(--text-primary);
    flex: 1;
    text-align: right;
}

.clue-text-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.clue-text-actions button {
    min-height: 48px !important;
    min-width: 48px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    box-sizing: border-box !important;
}

#btn-undo-mobile, #btn-undo-desktop {
    background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 50%, #cbd5e1 100%) !important;
    border: 2px solid #cbd5e1 !important;
    border-bottom: 4px solid #94a3b8 !important;
    color: #334155 !important;
    box-shadow: 0 4px 10px rgba(100, 116, 139, 0.2) !important;
    font-weight: 800 !important;
    min-height: 48px !important;
    min-width: 48px !important;
    box-sizing: border-box !important;
}

#btn-undo-mobile:disabled, #btn-undo-desktop:disabled,
#btn-undo-mobile.disabled, #btn-undo-desktop.disabled {
    opacity: 0.45 !important;
    cursor: not-allowed !important;
    filter: grayscale(70%) !important;
}

.clue-text-container.completed {
    opacity: 0.6;
    border-right-color: #10b981;
    background: rgba(16, 185, 129, 0.06);
}

.clue-text-container.completed p {
    text-decoration: line-through;
}

.clue-text-container.satisfied {
    border-right-color: #10b981;
}

.btn-clue-check {
    background: transparent;
    border: none !important;
    box-shadow: none !important;
    font-size: 1.4rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, color 0.2s ease;
}

.btn-clue-check:hover {
    transform: scale(1.15);
    color: var(--accent-color);
}

.mobile-action-dock {
    display: none;
    grid-template-columns: 1fr 1fr 1.8fr;
    gap: 8px;
    margin-top: 10px;
    width: 100%;
}

.mobile-action-dock .btn-powerup, .mobile-action-dock .action-verify-btn {
    padding: 12px 8px !important;
    font-size: 0.95rem !important;
    min-height: 52px !important;
    box-sizing: border-box;
}

/* Bottom Sheet Drawer for All Clues on Mobile */
.bottom-sheet-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 3000 !important;
    display: none !important;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    visibility: hidden;
    pointer-events: none !important;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.bottom-sheet-overlay.show {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
}

.bottom-sheet-card {
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    padding: 16px 20px 24px !important;
    transform: translateY(100%);
    transition: transform 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.15);
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.3);
}

.bottom-sheet-overlay.show .bottom-sheet-card {
    transform: translateY(0);
}

.sheet-drag-handle {
    width: 44px;
    height: 5px;
    background: var(--text-muted);
    opacity: 0.4;
    border-radius: 10px;
    margin: 0 auto 12px;
}

.sheet-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.sheet-title {
    display: flex;
    align-items: center;
    gap: 8px;
}

.sheet-title h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 800;
}

.btn-sheet-close {
    background: transparent;
    border: none !important;
    font-size: 1.3rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
}

.sheet-hint {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.sheet-body {
    overflow-y: auto;
    max-height: 60vh;
    padding-left: 4px;
}

/* ==========================================================================
   Level Map View overlay (Playful Children Cartoon Island Map)
   ========================================================================== */
.level-map-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 2000 !important;
    display: none !important;
    align-items: center;
    justify-content: center;
    padding: 10px;
    box-sizing: border-box;
    opacity: 0;
    visibility: hidden;
    pointer-events: none !important;
}

.level-map-overlay.active {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

/* ==========================================================================
   Playful Winding Path Mobile Game Map Styling (Candy Crush / Duolingo Style)
   ========================================================================== */
.map-card.winding-adventure-card {
    background: linear-gradient(180deg, #38bdf8 0%, #7dd3fc 25%, #bae6fd 50%, #86efac 80%, #4ade80 100%);
    border: 4px solid #ffffff;
    border-radius: 32px;
    max-width: 520px;
    width: 100%;
    height: 94vh;
    max-height: 96vh;
    padding: 0;
    box-shadow: 0 20px 50px rgba(14, 165, 233, 0.35), 0 0 0 4px rgba(255, 255, 255, 0.8);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    animation: scaleIn 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Top Navigation Bar */
.map-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 3px solid #e2e8f0;
    z-index: 10;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.top-bar-stats {
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-stat-pill {
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 6px;
    color: #1e293b;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.top-stat-pill.auth {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: #ffffff;
    border-color: #a78bfa;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(124, 58, 237, 0.3);
    border-bottom: 3px solid #5b21b6 !important;
}

.top-stat-pill.auth.synced {
    background: linear-gradient(135deg, #10b981, #059669);
    border-color: #6ee7b7;
    border-bottom: 3px solid #047857 !important;
}

.top-stat-pill.heart {
    color: #e11d48;
    border-color: #fecdd3;
    background: #fff1f2;
}

.top-stat-pill.coins {
    color: #d97706;
    border-color: #fde68a;
    background: #fffbeb;
}

.map-stage-ribbon {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #78350f;
    font-weight: 900;
    font-size: 0.85rem;
    padding: 6px 14px;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 6px;
    border: 2px solid #ffffff;
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-top-action {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    color: #334155;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
}

.btn-top-action:hover {
    transform: scale(1.1);
    background: #f1f5f9;
}

.btn-top-action.close:hover {
    color: var(--danger-color);
    border-color: var(--danger-color);
}

/* Chapter Carousel Tabs */
.chapters-navbar-wrapper {
    background: rgba(255, 255, 255, 0.9);
    padding: 8px 12px;
    border-bottom: 2px solid rgba(226, 232, 240, 0.8);
    backdrop-filter: blur(8px);
}

.chapters-navbar {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
    padding-bottom: 2px;
}

.chapters-navbar::-webkit-scrollbar {
    display: none;
}

.chapter-tab-btn {
    background: #ffffff;
    border: 2px solid #e2e8f0;
    color: #475569;
    font-family: var(--font-primary);
    font-size: 0.82rem;
    font-weight: 800;
    padding: 6px 14px;
    border-radius: 20px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.chapter-tab-btn.active {
    background: linear-gradient(135deg, #0284c7, #0369a1);
    border-color: #0284c7;
    color: #ffffff;
    font-weight: 900;
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.35);
}

/* Scrollable Winding Path Road */
.winding-path-scroll {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
    background: 
        radial-gradient(ellipse at 50% 15%, rgba(255, 255, 255, 0.7) 0%, transparent 60%),
        radial-gradient(ellipse at 50% 85%, rgba(255, 255, 255, 0.5) 0%, transparent 60%),
        linear-gradient(180deg, #bae6fd 0%, #e0f2fe 30%, #dcfce7 70%, #bbf7d0 100%);
    padding: 30px 10px 80px 10px;
}

.winding-path-track {
    display: flex;
    flex-direction: column-reverse; /* Climbs upwards from Level 1 */
    gap: 32px;
    position: relative;
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
}

/* Winding Connector Stepping Road */
.winding-node-row {
    display: flex;
    align-items: center;
    position: relative;
    width: 100%;
    padding: 0 24px;
}

.winding-node-row.pos-left { justify-content: flex-start; }
.winding-node-row.pos-center { justify-content: center; }
.winding-node-row.pos-right { justify-content: flex-end; }

/* 3D Glossy Level Circular Node */
.winding-node-btn {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 4px solid #ffffff;
    background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 50%, #e2e8f0 100%);
    color: #334155;
    font-family: var(--font-primary);
    font-weight: 900;
    font-size: 1.35rem;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12), inset 0 3px 5px rgba(255, 255, 255, 0.8), 0 5px 0 #94a3b8;
}

/* Completed Node State (Emerald 3D Glossy) */
.winding-node-btn.completed {
    background: linear-gradient(180deg, #34d399 0%, #10b981 55%, #059669 100%);
    border-color: #ffffff;
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.45), inset 0 4px 6px rgba(255, 255, 255, 0.6), 0 5px 0 #047857;
}

.node-stars {
    position: absolute;
    top: -18px;
    display: flex;
    gap: 3px;
    font-size: 0.9rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.node-stars .gold {
    color: #fbbf24;
    text-shadow: 0 0 6px rgba(251, 191, 36, 0.9);
    animation: starTwinkle 2s infinite ease-in-out;
}

.node-stars .gold:nth-child(2) {
    font-size: 1.1rem;
    margin-top: -4px;
    animation-delay: 0.3s;
}

.node-check-badge {
    position: absolute;
    bottom: -6px;
    right: -4px;
    background: #10b981;
    color: #ffffff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #ffffff;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.25);
}

/* Current Active Node State (Vibrant Amber 3D Pulse) */
.winding-node-btn.current {
    width: 84px;
    height: 84px;
    background: linear-gradient(180deg, #fef08a 0%, #f59e0b 50%, #d97706 100%);
    border-color: #ffffff;
    color: #78350f;
    font-size: 1.65rem;
    box-shadow: 0 0 28px rgba(245, 158, 11, 0.65), inset 0 5px 10px rgba(255, 255, 255, 0.8), 0 6px 0 #b45309;
    animation: nodePulseGlow 1.8s infinite alternate ease-in-out;
    z-index: 5;
}

.current-node-bubble {
    position: absolute;
    top: -30px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 900;
    padding: 4px 12px;
    border-radius: 20px;
    border: 2px solid #ffffff;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.5);
    white-space: nowrap;
    animation: bubbleBounce 1.2s infinite ease-in-out;
}

/* Locked Node State (Soft Cloud Stone with cute lock) */
.winding-node-btn.locked {
    opacity: 0.9;
    cursor: not-allowed;
    background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 50%, #e2e8f0 100%);
    border-color: #ffffff;
    color: #94a3b8;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08), 0 4px 0 #cbd5e1;
}

.node-lock-badge {
    position: absolute;
    top: -8px;
    background: #cbd5e1;
    color: #64748b;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #ffffff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
}

/* Milestone Crown / Trophy Node */
.winding-node-btn.milestone {
    border-color: #f59e0b;
    border-width: 5px;
}

.node-milestone-crown {
    position: absolute;
    top: -18px;
    font-size: 1.2rem;
    animation: crownFloat 2s infinite ease-in-out;
}

/* Win Modal 3-Star Rating Display */
.win-stars-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin: 15px 0 8px 0;
}

.star-node {
    font-size: 2.6rem;
    color: #cbd5e1; /* Soft cloud gray when not earned */
    filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.1));
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.star-node.earned {
    color: #fbbf24 !important;
    filter: drop-shadow(0 4px 12px rgba(245, 158, 11, 0.6)) !important;
    animation: starPopIn 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.star-node.star-1.earned { animation-delay: 0.1s; }
.star-node.star-2.earned { animation-delay: 0.3s; font-size: 3.2rem; margin-top: -8px; }
.star-node.star-3.earned { animation-delay: 0.5s; }

.win-stars-label {
    font-size: 1.15rem !important;
    font-weight: 900 !important;
    color: #78350f !important; /* High contrast dark amber */
    text-align: center;
    margin-bottom: 10px;
    text-shadow: none !important;
}

/* Star Scorecard / Criteria Breakdown in Win Modal */
.win-stars-breakdown {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 12px 0;
    width: 100%;
    box-sizing: border-box;
}

.star-check-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: 14px;
    background: #f8fafc;
    border: 1.5px solid #e2e8f0;
    font-size: 0.88rem;
    font-weight: 700;
    color: #334155;
    gap: 8px;
    transition: all 0.3s ease;
}

.star-check-item.achieved {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.star-check-item.missed {
    background: #fff1f2;
    border-color: #fecdd3;
    color: #9f1239;
}

.badge-tag {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.76rem;
    font-weight: 800;
    white-space: nowrap;
}

.badge-tag.check {
    background: #dcfce7;
    color: #15803d;
    border: 1px solid #86efac;
}

.badge-tag.cross {
    background: #ffe4e6;
    color: #be123c;
    border: 1px solid #fda4af;
}

/* 3-Stars Rules Info Modal & Button */
.btn-stars-info {
    background: #fffbeb;
    border: 1.5px solid #fde68a !important;
    border-bottom: 3px solid #f59e0b !important;
    color: #92400e !important;
    padding: 4px 10px !important;
    border-radius: 20px !important;
    font-size: 0.78rem !important;
    font-weight: 800 !important;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 2px 5px rgba(245, 158, 11, 0.15);
    transition: all 0.2s ease;
}

.btn-stars-info:hover {
    transform: translateY(-1px);
    background: #fef3c7;
}

.stars-rules-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 12px 0;
    text-align: right;
}

.stars-rule-box {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 14px;
    background: #f8fafc;
    border: 1.5px solid #e2e8f0;
}

.stars-rule-box .rule-star {
    font-size: 1.3rem;
    line-height: 1;
    color: #f59e0b;
}

.stars-rule-box .rule-info strong {
    display: block;
    color: #0f172a;
    font-size: 0.92rem;
    margin-bottom: 2px;
}

.stars-rule-box .rule-info p {
    margin: 0;
    font-size: 0.82rem;
    color: #64748b;
    line-height: 1.4;
}

@keyframes starPopIn {
    0% { transform: scale(0) rotate(-45deg); opacity: 0; }
    70% { transform: scale(1.35) rotate(15deg); }
    100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

/* Hover Effects */
.winding-node-btn:hover:not(.locked) {
    transform: scale(1.12);
}

/* Bottom Progress Footer */
.map-bottom-footer {
    padding: 10px 18px;
    background: rgba(15, 23, 42, 0.9);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

/* Animations */
@keyframes nodePulseGlow {
    0% { transform: scale(1); box-shadow: 0 0 15px rgba(245, 158, 11, 0.4); }
    100% { transform: scale(1.08); box-shadow: 0 0 35px rgba(245, 158, 11, 0.8), 0 0 10px #fef08a; }
}

@keyframes bubbleBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

@keyframes crownFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-3px) rotate(4deg); }
}

@keyframes starTwinkle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.15); }
}

/* ==========================================================================
   Main Game Layout & Controls
   ========================================================================== */
.game-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
    gap: 20px;
    align-items: start;
    width: 100%;
    max-width: 100%;
}

@media (max-width: 1050px) {
    .game-layout {
        grid-template-columns: 1fr;
    }
}

.board-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 0;
    width: 100%;
    max-width: 100%;
}

.grid-card {
    min-width: 0;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.control-card, .grid-card, .powerups-card, .clues-card, .ai-companion-card, .modal-card, .developer-export-section, .profile-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(16px);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-md);
}

.control-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-width: 180px;
}

.control-group label {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.control-group select {
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    outline: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.difficulty-indicator {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    color: var(--accent-color);
    text-align: center;
    font-size: 0.95rem;
}

/* ==========================================================================
   Player Profile & Save Manager Styling
   ========================================================================== */
.profile-card {
    display: flex;
    flex-direction: column;
    gap: 15px;
    border-right: 4px solid var(--accent-color);
}

.profile-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.profile-header h3 {
    font-size: 1.1rem;
    color: var(--accent-color);
}

.autosave-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--success-color);
    background: var(--success-bg);
    padding: 3px 8px;
    border-radius: 12px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success-color);
    animation: pulseGreen 1.5s infinite;
}

@keyframes pulseGreen {
    0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1.15); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.profile-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 5px;
}

.profile-field label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.name-input-wrapper {
    display: flex;
    gap: 8px;
}

.name-input-wrapper input {
    flex: 1;
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    outline: none;
    transition: all 0.3s ease;
}

.name-input-wrapper input:focus {
    border-color: var(--accent-color);
}

.btn-icon-save {
    background: var(--accent-color);
    color: white;
    border: none;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.btn-icon-save:hover {
    background: var(--accent-hover);
}

.save-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 10px;
}

.btn-save-action {
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 10px 4px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.25s ease;
    text-align: center;
}

.btn-save-action:hover {
    border-color: var(--accent-color);
    color: var(--text-primary);
    background: rgba(56, 189, 248, 0.08);
}

.btn-save-action.danger:hover {
    border-color: var(--danger-color);
    color: white;
    background: var(--danger-bg);
}

.label-import {
    margin: 0;
}

/* ==========================================================================
   Obscured / Mystery Headers Styling
   ========================================================================== */
.grid-cell-col-header.label-obscured, .grid-cell-label.label-obscured {
    background: radial-gradient(circle, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%) !important;
    border: 1px solid rgba(56, 189, 248, 0.15) !important;
    color: var(--text-muted) !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 700;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.grid-cell-col-header.label-obscured::before, .grid-cell-label.label-obscured::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.1), transparent);
    transform: skewX(-25deg);
    transition: none;
}

.grid-cell-col-header.label-obscured:hover::before, .grid-cell-label.label-obscured:hover::before {
    left: 150%;
    transition: all 0.8s ease-in-out;
}

.grid-cell-col-header.label-obscured:hover, .grid-cell-label.label-obscured:hover {
    border-color: var(--accent-color) !important;
    color: var(--accent-color) !important;
    box-shadow: 0 0 10px var(--accent-glow) !important;
    transform: scale(1.02);
}

/* Revealed Labels Animation */
.grid-cell-col-header.label-revealed, .grid-cell-label.label-revealed {
    animation: revealCard 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: rgba(255, 255, 255, 0.03) !important;
    border-color: var(--card-border) !important;
    color: var(--text-primary) !important;
}

@keyframes revealCard {
    0% { transform: scale(0.9); filter: blur(4px); opacity: 0.7; }
    50% { transform: scale(1.05); filter: none; }
    100% { transform: scale(1); }
}

/* ==========================================================================
   Simplified Grid Table Style (NO REPETITIONS)
   ========================================================================== */
.grid-wrapper {
    overflow-x: auto !important;
    overflow-y: visible !important;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-x pan-y !important;
    width: 100%;
    max-width: 100%;
    padding-bottom: 8px;
}

.logic-grid.simplified {
    display: grid;
    margin: 15px 0;
    border-radius: var(--radius-sm);
    border: 1px solid var(--card-border);
    overflow: hidden;
    user-select: none;
    width: 100%;
    min-width: 100%;
    box-sizing: border-box;
}

.grid-cell-label {
    padding: 10px 10px;
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--text-secondary);
    border-left: 1px solid var(--cell-border);
    border-bottom: 1px solid var(--cell-border);
    background: rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    white-space: normal;
    word-break: normal;
    overflow-wrap: break-word;
    line-height: 1.35;
}

.grid-cell-col-header {
    padding: 10px 6px;
    font-weight: 800;
    font-size: 0.88rem;
    color: var(--text-primary);
    text-align: center;
    border-bottom: 2px solid var(--card-border);
    border-left: 1px solid var(--cell-border);
    background: rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
}

.grid-cell-col-header.corner-label {
    text-align: center;
    font-weight: 800;
    color: var(--accent-color);
}

.col-header-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 100%;
    align-items: center;
}

.col-header-container .pos-label {
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--accent-color);
    text-align: center;
    white-space: normal;
    word-break: normal;
    line-height: 1.25;
}

.col-header-container .col-name-box {
    width: 100%;
    border-radius: var(--radius-sm);
}

.grid-cell-interactive {
    aspect-ratio: unset;
    min-height: 52px;
    height: auto;
    padding: 8px 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.88rem;
    cursor: pointer;
    border-left: 1px solid var(--cell-border);
    border-bottom: 1px solid var(--cell-border);
    background: var(--cell-empty);
    transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s;
    text-align: center;
    line-height: 1.3;
    white-space: normal;
    word-break: normal;
    overflow-wrap: break-word;
}

.grid-cell-interactive:hover {
    background: rgba(255, 255, 255, 0.07);
    transform: scale(1.02);
    box-shadow: var(--shadow-sm);
}

.grid-cell-interactive.choice-empty {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
    opacity: 0.75;
    background: rgba(255, 255, 255, 0.01);
}

.grid-cell-interactive.choice-filled {
    font-size: 0.88rem;
    font-weight: 800;
    color: var(--accent-color);
    background: var(--accent-glow);
    border-color: rgba(56, 189, 248, 0.3);
    box-shadow: inset 0 0 10px rgba(56, 189, 248, 0.1);
}




/* State Styling for simplified layout */
.grid-cell-interactive.state-cross {
    color: var(--danger-color);
}

.grid-cell-interactive.state-circle {
    color: var(--success-color);
    background: rgba(16, 185, 129, 0.03);
}

.grid-cell-interactive.state-locked {
    background: rgba(15, 23, 42, 0.6);
}

.grid-cell-interactive.state-locked i {
    font-size: 0.95rem;
    color: var(--warning-color);
    animation: pulseLock 2s infinite ease-in-out;
}

/* ==========================================================================
   Clues & Powerups Panel
   ========================================================================== */
.clues-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.powerups-card h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--accent-color);
}

.powerup-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.powerup-buttons button, .btn-primary.secondary {
    font-family: var(--font-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 8px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    cursor: pointer;
    border: 1px solid var(--card-border);
    background: rgba(15, 23, 42, 0.25);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.powerup-buttons button:hover, .btn-primary.secondary:hover {
    border-color: var(--accent-color);
    background: rgba(56, 189, 248, 0.08);
}

.powerup-buttons button.special {
    background: var(--warning-bg);
    border-color: rgba(245, 158, 11, 0.2);
    color: var(--warning-color);
}
.powerup-buttons button.special:hover {
    background: rgba(245, 158, 11, 0.25);
    border-color: var(--warning-color);
}

.powerup-buttons #btn-verify {
    grid-column: span 2;
}

/* Clues List Card */
.clues-card {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 250px;
}

.clues-card h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.clues-subtext {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 15px;
}

/* Clues Progress Bar Header */
.clues-progress-wrapper {
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.clues-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 700;
}

.clues-progress-status {
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.clues-progress-status strong {
    color: var(--accent-color);
}

.clues-progress-remaining {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.all-done-badge {
    background: rgba(34, 197, 94, 0.2);
    color: #4ade80;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 800;
    border: 1px solid rgba(34, 197, 94, 0.4);
}

.clues-progress-bar-track {
    width: 100%;
    height: 7px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    overflow: hidden;
}

.clues-progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #38bdf8, #10b981);
    border-radius: 10px;
    transition: width 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.5);
}

.clues-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
    max-height: 420px;
    padding-left: 5px;
}

.clues-list .clue-card-item {
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid var(--card-border);
    border-right: 5px solid var(--accent-color);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    box-shadow: 0 3px 0 rgba(0,0,0,0.15);
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.35s ease, background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 8px;
    user-select: none;
}

.clues-list .clue-card-item:hover {
    transform: translateY(-2px);
    border-color: var(--accent-color);
    box-shadow: 0 6px 12px rgba(56, 189, 248, 0.1);
}

.clues-list .clue-card-item.completed {
    border-right-color: var(--text-muted);
    opacity: 0.45;
    background: rgba(0, 0, 0, 0.2);
    box-shadow: none;
    transform: none !important;
}

.clues-list .clue-card-item.completed .clue-text-body {
    text-decoration: line-through;
}

/* Solved Clues Divider */
.clues-solved-divider {
    display: flex;
    align-items: center;
    margin: 8px 0 2px 0;
    padding: 6px 0;
    border-top: 1px dashed rgba(255, 255, 255, 0.15);
    list-style: none;
}

.clues-solved-divider span {
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Animation when clue is just satisfied */
.clues-list .clue-card-item.just-satisfied-pulse {
    animation: cluePulseGlow 1.2s ease-out forwards;
}

@keyframes cluePulseGlow {
    0% {
        transform: scale(1.02);
        border-color: #22c55e;
        box-shadow: 0 0 20px rgba(34, 197, 94, 0.6);
        background: rgba(34, 197, 94, 0.1);
    }
    50% {
        transform: scale(1.03);
        border-color: #4ade80;
        box-shadow: 0 0 25px rgba(74, 222, 128, 0.8);
    }
    100% {
        transform: scale(1);
        border-color: var(--card-border);
        box-shadow: none;
    }
}

.clue-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.clue-meta {
    display: flex;
    align-items: center;
    gap: 8px;
}

.clue-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--text-muted);
}

.clue-badge-type {
    font-size: 0.76rem;
    font-weight: 800;
    padding: 3px 9px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    line-height: 1.2;
    letter-spacing: 0.2px;
}

.clue-badge-type.loc {
    background: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
}
[data-theme="dark"] .clue-badge-type.loc {
    background: rgba(56, 189, 248, 0.18);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.35);
}

.clue-badge-type.match {
    background: #d1fae5;
    color: #047857;
    border: 1px solid #a7f3d0;
}
[data-theme="dark"] .clue-badge-type.match {
    background: rgba(34, 197, 94, 0.18);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, 0.35);
}

.clue-badge-type.not {
    background: #ffe4e6;
    color: #be123c;
    border: 1px solid #fecdd3;
}
[data-theme="dark"] .clue-badge-type.not {
    background: rgba(244, 63, 94, 0.18);
    color: #fb7185;
    border: 1px solid rgba(244, 63, 94, 0.35);
}

.clue-badge-type.spatial {
    background: #fef3c7;
    color: #b45309;
    border: 1px solid #fde68a;
}
[data-theme="dark"] .clue-badge-type.spatial {
    background: rgba(168, 85, 247, 0.18);
    color: #c084fc;
    border: 1px solid rgba(168, 85, 247, 0.35);
}

/* Active Clue Category Badge in Mobile Ticker */
#active-clue-badge {
    font-size: 0.78rem;
    padding: 3px 10px;
    border-radius: 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

/* Smart Clues Filter Chips (Drawer & List) */
.clues-filter-chips {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 2px 10px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-bottom: 6px;
}
.clues-filter-chips::-webkit-scrollbar {
    display: none;
}
.clues-filter-chip {
    flex-shrink: 0;
    background: rgba(15, 23, 42, 0.05);
    border: 1.5px solid rgba(15, 23, 42, 0.1);
    color: var(--text-secondary);
    padding: 5px 12px;
    border-radius: 24px;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
    white-space: nowrap;
}
[data-theme="dark"] .clues-filter-chip {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(255, 255, 255, 0.12);
}
.clues-filter-chip:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}
.clues-filter-chip.active {
    background: var(--accent-color) !important;
    border-color: var(--accent-color) !important;
    color: #ffffff !important;
    box-shadow: 0 3px 8px rgba(2, 132, 199, 0.35);
}

/* Interactive Clue-to-Grid Highlight Pulse */
@keyframes clueGridPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.8);
        border-color: #f59e0b;
        background-color: rgba(254, 240, 138, 0.7);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 12px 3px rgba(245, 158, 11, 0.9);
        border-color: #d97706;
        background-color: rgba(253, 224, 71, 0.95);
        transform: scale(1.05);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0);
        border-color: #f59e0b;
        background-color: rgba(254, 240, 138, 0.7);
        transform: scale(1);
    }
}
.highlight-grid-clue {
    animation: clueGridPulse 1.2s ease-in-out 3 !important;
    z-index: 25 !important;
    border: 2px solid #f59e0b !important;
    border-radius: var(--radius-sm);
}

/* Map Top Bar Account / Auth Pill */
.top-stat-pill.auth {
    background: rgba(255, 255, 255, 0.95);
    border: 1.5px solid rgba(2, 132, 199, 0.35);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    font-size: 0.8rem;
    font-weight: 700;
    gap: 6px;
    padding: 4px 12px;
}
.top-stat-pill.auth:hover {
    transform: translateY(-1px);
    border-color: var(--accent-color);
    box-shadow: 0 4px 10px rgba(2, 132, 199, 0.25);
}
.top-stat-pill.auth.synced {
    border-color: #10b981;
    color: #047857;
    background: rgba(209, 250, 229, 0.95);
}
.top-stat-pill.auth.synced i {
    color: #10b981 !important;
}
[data-theme="dark"] .top-stat-pill.auth {
    background: rgba(30, 41, 59, 0.85);
    border-color: rgba(56, 189, 248, 0.3);
    color: var(--text-primary);
}
[data-theme="dark"] .top-stat-pill.auth.synced {
    background: rgba(16, 185, 129, 0.2);
    border-color: #10b981;
    color: #a7f3d0;
}

.clue-auto-pill {
    font-size: 0.7rem;
    font-weight: 800;
    padding: 1px 6px;
    border-radius: 8px;
    background: rgba(34, 197, 94, 0.18);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, 0.35);
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

.clue-check-toggle {
    font-size: 1.1rem;
    color: var(--text-muted);
}

.clue-check-toggle .checked {
    color: var(--success-color);
}

.clue-check-toggle .unchecked {
    color: rgba(255, 255, 255, 0.2);
}

.clue-text-body {
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.6;
    color: var(--text-primary);
}

/* Logical Keyword Highlighters */
.clue-kw {
    font-weight: 800;
    padding: 1px 4px;
    border-radius: 4px;
}

.clue-kw.dir {
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.1);
}

.clue-kw.adj {
    color: #a78bfa;
    background: rgba(167, 139, 250, 0.1);
}

.clue-kw.not, .clue-kw.not-adj {
    color: #f87171;
    background: rgba(248, 113, 113, 0.12);
}

.clue-kw.btw {
    color: #fbbf24;
    background: rgba(251, 191, 36, 0.1);
}

.clue-kw.loc {
    color: #34d399;
    background: rgba(52, 211, 153, 0.1);
}

.clue-kw.match-kw {
    color: #34d399;
    background: rgba(52, 211, 153, 0.12);
}

.clue-kw.dist {
    color: #f472b6;
    background: rgba(244, 114, 182, 0.12);
}

/* AI Companion Card */
.ai-companion-card {
    display: flex;
    gap: 15px;
    align-items: center;
    border: 3px solid var(--accent-color) !important;
    border-radius: var(--radius-md) !important;
    background: var(--card-bg) !important;
}

.ai-avatar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.avatar-ring {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--accent-glow);
    border: 3px solid var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--accent-color);
    animation: floatAvatar 3s ease-in-out infinite alternate;
}

@keyframes floatAvatar {
    0% { transform: translateY(0); }
    100% { transform: translateY(-6px); }
}

.ai-status {
    background: var(--success-bg);
    color: var(--success-color);
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 20px;
    font-weight: 800;
}

.ai-bubble {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 20px;
    padding: 15px 20px;
    position: relative;
    border: 2px solid var(--card-border);
}

.ai-bubble::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 22px;
    border-width: 8px 0 8px 8px;
    border-style: solid;
    border-color: transparent transparent transparent rgba(0, 0, 0, 0.2);
    display: block;
    width: 0;
}

.ai-bubble h4 {
    font-size: 0.95rem;
    font-weight: 800;
    margin-bottom: 5px;
    color: var(--accent-color);
}

.ai-bubble p {
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* ==========================================================================
   Developer Code Export Section
   ========================================================================== */
.developer-export-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 10px;
}

.export-header h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.export-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.export-tabs {
    display: flex;
    gap: 10px;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 10px;
}

.tab-btn {
    font-family: var(--font-primary);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 10px 20px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.tab-btn.active {
    color: var(--accent-color);
    background: var(--accent-glow);
}

.export-content {
    background: #090d16;
    border-radius: var(--radius-sm);
    border: 1px solid var(--card-border);
    overflow: hidden;
}

.tab-pane {
    display: none;
    flex-direction: column;
}

.tab-pane.active {
    display: flex;
}

.code-header {
    background: #0f1524;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--card-border);
    font-family: monospace;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.btn-copy {
    font-family: var(--font-primary);
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-copy:hover {
    background: var(--accent-hover);
}

.btn-copy.copied {
    background: var(--success-color);
}

.code-block {
    padding: 20px;
    font-family: 'Consolas', 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    overflow-x: auto;
    max-height: 350px;
    color: #e2e8f0;
}

/* ==========================================================================
   Modals Overlay & Card
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    z-index: 10000 !important;
    padding: 20px;
    box-sizing: border-box;
}

.modal-card {
    max-width: 500px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 15px;
    background: #ffffff !important;
    color: #0f172a !important;
    border: 3px solid #e2e8f0 !important;
    border-radius: 28px !important;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25) !important;
    border-top: 6px solid var(--accent-color) !important;
    animation: scaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-sizing: border-box;
}

.modal-card::-webkit-scrollbar {
    width: 6px;
}

.modal-card::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 3px;
}

.modal-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.modal-icon.success {
    color: var(--success-color);
}

.modal-card h2 {
    font-size: 1.4rem;
    font-weight: 800;
}

.modal-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.modal-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 10px 0;
}

.btn-modal-option {
    font-family: var(--font-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    border: 1px solid var(--card-border);
    transition: all 0.25s ease;
    text-align: right;
}

.btn-modal-option.primary {
    background: var(--accent-color);
    color: white;
    border: none;
}
.btn-modal-option.primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-modal-option:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn-modal-close {
    font-family: var(--font-primary);
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-weight: 600;
    cursor: pointer;
    font-size: 0.9rem;
    margin-top: 5px;
}
.btn-modal-close:hover {
    color: var(--text-primary);
}

/* Win Rewards modal styling */
.win-rewards {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 10px 0;
}

.reward-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-sm);
    padding: 15px;
    min-width: 120px;
}

.reward-item i {
    font-size: 1.8rem;
    color: var(--success-color);
}

.reward-item.xp i {
    color: var(--accent-color);
}

.reward-item span {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.btn-primary.secondary {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--card-border);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ==========================================================================
   Animations CSS
   ========================================================================== */
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes pulseLock {
    0%, 100% { transform: scale(1); opacity: 0.9; }
    50% { transform: scale(1.15); opacity: 1; color: var(--accent-color); }
}

/* ==========================================================================
   Einstein spatial riddle Layout Styles
   ========================================================================== */
.col-header-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.pos-label {
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--accent-color);
    text-shadow: 0 0 6px var(--accent-glow);
}

.col-name-input {
    width: 90%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 700;
    text-align: center;
    outline: none;
    transition: all 0.3s ease;
}

.col-name-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 8px var(--accent-glow);
    background: rgba(15, 23, 42, 0.8);
}

.col-name-input::placeholder {
    color: var(--text-muted);
    font-weight: 500;
}

/* ==========================================================================
   Cozy choice-grid selection table styles
   ========================================================================== */
.grid-cell-interactive.choice-empty {
    color: var(--text-muted) !important;
    font-size: 0.85rem !important;
    font-weight: 700 !important;
    border: 2px dashed var(--card-border) !important;
    background: rgba(0, 0, 0, 0.1) !important;
    border-radius: 12px !important;
    margin: 4px !important;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}
.grid-cell-interactive.choice-empty:hover {
    transform: scale(1.05) !important;
    border-color: var(--accent-color) !important;
    color: var(--accent-color) !important;
    background: rgba(56, 189, 248, 0.05) !important;
}

.grid-cell-interactive.choice-filled {
    color: white !important;
    font-size: 0.9rem !important;
    font-weight: 800 !important;
    background: var(--accent-color) !important;
    border: 2px solid rgba(0, 0, 0, 0.1) !important;
    border-bottom: 5px solid rgba(0, 0, 0, 0.25) !important; /* 3D bottom edge */
    border-radius: 12px !important;
    margin: 4px !important;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1) !important;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    padding: 0 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    transition: all 0.1s ease !important;
}

.grid-cell-interactive.choice-filled:hover {
    transform: translateY(-2px) !important;
    border-bottom-width: 7px !important;
}

.grid-cell-interactive.choice-filled:active {
    transform: translateY(2px) !important;
    border-bottom-width: 2px !important;
}

/* Choice modal options styling */
.btn-choice-option {
    font-family: var(--font-primary);
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--card-border);
    background: rgba(15, 23, 42, 0.4);
    color: var(--text-primary);
    font-weight: 700;
    font-size: 0.95rem;
    text-align: right;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.25s ease;
    margin-bottom: 8px;
}

.btn-choice-option:hover:not(:disabled) {
    border-color: var(--accent-color);
    background: rgba(56, 189, 248, 0.08);
    transform: translateX(-3px);
}

.btn-choice-option:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: rgba(0, 0, 0, 0.2);
    border-color: transparent;
    color: var(--text-muted);
}

.btn-choice-option:disabled::after {
    content: '(مختار في مكان آخر)';
    font-size: 0.75rem;
    color: var(--danger-color);
    font-weight: 600;
}

/* ==========================================================================
   Suspects Reference list Bar
   ========================================================================== */
.suspects-reference-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    background: rgba(255, 255, 255, 0.02) !important;
    padding: 12px 18px !important;
    border-radius: var(--radius-sm) !important;
    border: 1px solid var(--card-border) !important;
    font-size: 0.9rem;
}

.suspect-badge {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.suspect-badge.placed {
    background: var(--success-bg) !important;
    border-color: var(--success-color) !important;
    color: var(--success-color) !important;
    text-decoration: line-through;
    opacity: 0.7;
}

/* ==========================================================================
   Achievements & Confetti Custom Styles
   ========================================================================= */
.badge-item {
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 10px 0;
    text-align: center;
    font-size: 1.3rem;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: help;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.badge-item.locked {
    filter: grayscale(100%);
    opacity: 0.3;
    border: 1px dashed rgba(255, 255, 255, 0.1);
}

.badge-item.unlocked {
    filter: none;
    opacity: 1;
    border-color: var(--accent-color);
    background: rgba(56, 189, 248, 0.05);
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.15);
    transform: scale(1.05);
}

.badge-item.unlocked i {
    animation: badge-shine 2s infinite alternate;
}

.badge-item .badge-title {
    font-size: 0.65rem;
    font-weight: 700;
    margin-top: 5px;
    color: var(--text-secondary);
}

.badge-item.unlocked .badge-title {
    color: var(--accent-color);
}

@keyframes badge-shine {
    0% { transform: scale(1); filter: drop-shadow(0 0 0px var(--accent-color)); }
    100% { transform: scale(1.1); filter: drop-shadow(0 0 5px var(--accent-color)); }
}

/* Confetti particle style and keyframes */
.confetti-particle {
    position: fixed;
    z-index: 99999;
    pointer-events: none;
    border-radius: 2px;
    animation: confetti-fall-and-spin 3s ease-out forwards;
}

@keyframes confetti-fall-and-spin {
    0% {
        transform: translateY(-20px) rotate(0deg) translateX(0);
        opacity: 1;
    }
    100% {
        transform: translateY(105vh) rotate(720deg) translateX(var(--drift));
        opacity: 0;
    }
}

/* Cryptography styles removed */

/* ==========================================================================
   Level Map Chapter Tabs (500 Levels Layout)
   ========================================================================== */
.map-chapters-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 100%;
}

.chapters-navbar {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-color) transparent;
}

.chapters-navbar::-webkit-scrollbar {
    height: 4px;
}

.chapters-navbar::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 2px;
}

.chapter-tab-btn {
    font-family: var(--font-primary);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.25s ease;
}

.chapter-tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.07);
}

.chapter-tab-btn.active {
    color: var(--accent-color);
    background: var(--accent-glow);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Premium Choice Card Layout (Visual Options Grid)
   ========================================================================== */
.choice-cards-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 15px 0;
    max-height: 380px;
    overflow-y: auto;
    padding: 6px;
}

.choice-option-card {
    min-height: 48px;
    min-width: 48px;
    font-family: var(--font-primary);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
    padding: 14px 20px;
    border-radius: var(--radius-sm) !important;
    border: 3px solid var(--card-border) !important;
    background: var(--card-bg) !important;
    color: var(--text-primary);
    cursor: pointer;
    box-shadow: 0 4px 0 rgba(0,0,0,0.12) !important;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    width: 100%;
    text-align: right;
    direction: rtl;
}

.choice-option-card:hover:not(:disabled) {
    transform: translateY(-3px);
    border-color: var(--accent-color) !important;
    box-shadow: 0 8px 0 rgba(0,0,0,0.15) !important;
}

.choice-option-card:active:not(:disabled) {
    transform: translateY(2px);
    box-shadow: 0 2px 0 rgba(0,0,0,0.12) !important;
}

.choice-option-card:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    background: rgba(15, 23, 42, 0.4) !important;
    border-color: rgba(255, 255, 255, 0.05) !important;
    box-shadow: none !important;
    transform: none !important;
}

.choice-option-card .card-icon {
    font-size: 1.25rem;
    color: var(--accent-color);
    background: var(--accent-glow);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.3s;
}

.choice-option-card:hover:not(:disabled) .card-icon {
    transform: scale(1.15) rotate(6deg);
}

.choice-option-card .card-title {
    font-size: 1.15rem;
    font-weight: 800;
    text-align: right;
    line-height: 1.5;
    flex: 1;
}

.choice-option-card .used-badge {
    font-size: 0.75rem;
    font-weight: 800;
    color: #ef4444;
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 3px 10px;
    border-radius: 12px;
    flex-shrink: 0;
}

/* Theme display badge styling */
.theme-display-badge {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-weight: 800;
    color: var(--accent-color);
    text-align: center;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.1);
}

/* ==========================================================================
   Comprehensive Fluid Responsiveness & Screen Protection
   ========================================================================== */

/* Universal text & box overflow protection with Arabic ligature preservation */
*, *::before, *::after {
    max-width: 100%;
}

p, li, .clue-text, .story-text {
    overflow-wrap: break-word;
    word-break: normal;
}

/* Ensure buttons, badges, titles, chips never break Arabic characters */
button, .stat-badge, .header-btn, .btn-map-toggle, .btn-primary, .btn-theme-toggle,
.choice-option-card, .sync-indicator-badge, .v2-badge, .diff-badge, .chapter-tab-btn,
.stage-btn, .powerup-btn {
    white-space: nowrap !important;
    word-break: keep-all !important;
    overflow-wrap: normal !important;
    flex-shrink: 0 !important;
}

/* Logic grid table minimum width for smooth scrolling without element squishing */
.logic-grid.simplified {
    min-width: 580px;
}

.grid-wrapper {
    overflow-x: auto !important;
    width: 100%;
    -webkit-overflow-scrolling: touch;
}

/* App Header Responsiveness */
@media (max-width: 1024px) {
    .app-header {
        flex-direction: column;
        align-items: stretch;
        gap: 14px;
        padding: 14px 18px;
    }
    
    .logo {
        justify-content: center;
    }

    .header-stats {
        justify-content: center;
        gap: 8px;
    }
}

@media (max-width: 600px) {
    .header-stats {
        gap: 6px;
    }

    .stat-badge, .btn-map-toggle, .header-btn, .sync-indicator-badge {
        font-size: 0.8rem;
        padding: 6px 10px;
    }

    .logo h1 {
        font-size: 1.3rem;
    }
}

/* Control Card & Game Layout Responsiveness */
@media (max-width: 1100px) {
    .game-layout {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Mobile-First Zero-Scroll & Smooth Swipe Layout (App-Like Mode)
   ========================================================================== */
@media (max-width: 768px) {
    html, body {
        min-height: 100vh !important;
        min-height: 100dvh !important;
        overflow-x: hidden !important;
        overflow-y: auto !important;
        padding: 0 !important;
        margin: 0 !important;
        background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end)) !important;
        -webkit-overflow-scrolling: touch;
        user-select: none;
    }

    .app-container {
        width: 100vw !important;
        max-width: 100vw !important;
        min-height: 100vh !important;
        min-height: 100dvh !important;
        padding: 6px 8px env(safe-area-inset-bottom, 8px) 8px !important;
        margin: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: flex-start !important;
        gap: 8px !important;
        box-sizing: border-box !important;
        overflow-x: hidden !important;
    }

    /* Ultra-Compact App Header - Single Non-Wrapping Row */
    .app-header {
        padding: 6px 10px !important;
        border-radius: var(--radius-sm) !important;
        gap: 6px !important;
        margin: 0 !important;
        min-height: 44px !important;
        height: 44px !important;
        flex-shrink: 0 !important;
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: nowrap !important; /* STRICT: 1 Single Row, Never Wrap */
        align-items: center !important;
        justify-content: space-between !important;
        box-sizing: border-box !important;
    }

    .logo, .brain-icon, .logo h1 {
        display: none !important; /* Save space on mobile */
    }

    /* Hide redundant secondary buttons from in-game mobile header (accessible via Map & Settings) */
    #btn-daily-challenge,
    #btn-open-leaderboard,
    #theme-dark-toggle {
        display: none !important;
    }

    .header-side-actions.right {
        display: flex !important;
        align-items: center !important;
        flex-shrink: 0 !important;
    }

    .btn-map-nav-pill {
        padding: 6px 10px !important;
        font-size: 0.8rem !important;
        gap: 4px !important;
        white-space: nowrap !important;
    }

    .header-center-info {
        display: flex !important;
        align-items: center !important;
        gap: 4px !important;
        flex-shrink: 1 !important;
        overflow: hidden !important;
    }

    .header-center-info .stat-badge {
        padding: 4px 8px !important;
        font-size: 0.78rem !important;
        white-space: nowrap !important;
    }

    .header-center-info .difficulty-indicator {
        font-size: 0.74rem !important;
        padding: 3px 6px !important;
        white-space: nowrap !important;
    }

    .header-side-actions.left {
        display: flex !important;
        align-items: center !important;
        gap: 6px !important;
        flex-shrink: 0 !important;
    }

    .stat-badge.deduction-points {
        padding: 4px 8px !important;
        font-size: 0.8rem !important;
        white-space: nowrap !important;
    }

    #btn-open-settings {
        width: 32px !important;
        height: 32px !important;
        padding: 0 !important;
        font-size: 0.9rem !important;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
    }

    /* Main Workspace & Grid */
    .game-layout.focused-layout {
        flex: 1 !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: flex-start !important;
        gap: 8px !important;
        margin: 0 !important;
        padding: 0 !important;
        min-height: 0 !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .board-panel {
        flex: 1 !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: flex-start !important;
        gap: 8px !important;
        min-height: 0 !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    /* Hide redundant elements on Mobile */
    .suspects-reference-list,
    .matrix-instructions,
    .grid-legend,
    .grid-toolbar,
    .developer-export-section,
    .clues-panel,
    .floating-map-fab {
        display: none !important;
    }

    /* Grid Card Container */
    .grid-card {
        padding: 8px 6px !important;
        border-width: 1.5px !important;
        border-radius: var(--radius-sm) !important;
        margin: 0 !important;
        box-shadow: none !important;
        background: var(--card-bg) !important;
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        overflow: visible !important;
    }

    /* Mobile Column Shift Controls (Tap Arrows for Instant Shift) */
    .grid-scroll-controls {
        display: none;
        align-items: center;
        justify-content: space-between;
        gap: 6px;
        padding: 6px 10px;
        margin-bottom: 6px;
        background: #ffffff;
        border-radius: var(--radius-sm);
        border: 2px solid #e2e8f0;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    }

    .btn-grid-scroll {
        background: linear-gradient(180deg, #38bdf8 0%, #0284c7 100%) !important;
        color: #ffffff !important;
        border: 1px solid #7dd3fc !important;
        border-bottom: 4px solid #0369a1 !important;
        border-radius: 14px !important;
        padding: 8px 14px !important;
        font-size: 0.84rem !important;
        font-weight: 800 !important;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        white-space: nowrap;
        box-shadow: 0 3px 8px rgba(2, 132, 199, 0.28) !important;
        transition: all 0.12s ease;
    }

    .btn-grid-scroll:active {
        transform: translateY(2px) !important;
        border-bottom-width: 1px !important;
    }

    .grid-col-quick-pills {
        display: flex;
        align-items: center;
        gap: 5px;
        background: #f1f5f9;
        padding: 3px 6px;
        border-radius: 20px;
        border: 1.5px solid #cbd5e1;
    }

    .col-quick-pill {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        border: 1.5px solid #cbd5e1;
        background: #ffffff;
        color: #475569;
        font-size: 0.78rem;
        font-weight: 800;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.2s ease;
        padding: 0;
    }

    .col-quick-pill:hover, .col-quick-pill.active {
        background: linear-gradient(135deg, #0284c7, #0369a1);
        color: #ffffff;
        border-color: #0284c7;
        box-shadow: 0 2px 6px rgba(2, 132, 199, 0.35);
    }

    .grid-scroll-hint {
        font-size: 0.72rem;
        color: var(--text-muted);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        text-align: center;
    }

    .grid-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: auto !important; /* CRITICAL: Smooth horizontal touch swipe */
        overflow-y: visible !important;
        -webkit-overflow-scrolling: touch !important;
        touch-action: pan-x pan-y !important;
        display: block !important;
        box-sizing: border-box !important;
        padding-bottom: 6px !important;
        scrollbar-width: thin;
    }

    .logic-grid.simplified {
        display: grid !important;
        width: max-content !important;
        min-width: 100% !important;
        margin: 0 !important;
        gap: 3px !important;
        border-width: 1px !important;
        box-sizing: border-box !important;
    }

    /* Sticky First Column (العناصر المقارنة) on the Right in RTL - High Z-Index & Solid White */
    .grid-cell-col-header.corner-label,
    .grid-cell-label {
        position: sticky !important;
        right: 0 !important;
        z-index: 99 !important; /* CRITICAL: Must be higher than any scrolling cells or active states */
        background: #ffffff !important; /* Pure solid white to prevent any text show-through */
        background-color: #ffffff !important;
        box-shadow: -6px 0 16px rgba(15, 23, 42, 0.14) !important;
        border-left: 2px solid #cbd5e1 !important;
        font-size: 0.8rem !important;
        padding: 8px 6px !important;
        line-height: 1.3 !important;
        min-width: 104px !important;
        max-width: 110px !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
        text-overflow: clip !important;
        white-space: normal !important;
        word-break: normal !important;
        overflow-wrap: break-word !important;
        color: #0f172a !important;
        font-weight: 800 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
    }

    .grid-cell-col-header {
        padding: 6px 4px !important;
        min-width: 105px !important;
        box-sizing: border-box !important;
    }

    .col-header-container {
        gap: 4px !important;
        width: 100% !important;
    }

    .col-header-container .pos-label {
        font-size: 0.78rem !important;
        font-weight: 800 !important;
        line-height: 1.2 !important;
        white-space: normal !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        max-width: 100% !important;
    }

    .col-header-container .col-name-box {
        font-size: 0.8rem !important;
        min-height: 34px !important;
        padding: 4px 6px !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-break: break-word !important;
        line-height: 1.25 !important;
    }

    .grid-cell-interactive {
        position: relative !important;
        z-index: 1 !important;
        min-height: 48px !important;
        font-size: 0.82rem !important;
        padding: 6px 6px !important;
        line-height: 1.25 !important;
        min-width: 105px !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-break: break-word !important;
        text-align: center !important;
    }

    .grid-cell-interactive:hover {
        transform: none !important;
    }

    /* Active Clue Bar on Mobile (Clean, Joyful Card Above Grid) */
    .active-clue-bar {
        padding: 10px 12px !important;
        margin: 0 0 6px 0 !important;
        border-radius: var(--radius-sm) !important;
        gap: 8px !important;
        flex-shrink: 0 !important;
        width: 100% !important;
        box-sizing: border-box !important;
        background: #ffffff !important;
        border: 2px solid #e2e8f0 !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05) !important;
    }

    .clue-nav-header {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        gap: 6px !important;
        flex-wrap: nowrap !important;
    }

    .clue-counter-pill {
        font-size: 0.78rem !important;
        padding: 3px 8px !important;
        white-space: nowrap !important;
    }

    .clue-nav-buttons {
        display: flex !important;
        align-items: center !important;
        gap: 4px !important;
    }

    .btn-clue-nav {
        font-size: 0.76rem !important;
        padding: 4px 8px !important;
        white-space: nowrap !important;
    }

    .btn-clue-all {
        font-size: 0.76rem !important;
        padding: 4px 10px !important;
        white-space: nowrap !important;
    }

    .clue-text-container {
        padding: 10px 12px !important;
        gap: 8px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .clue-text-container p {
        font-size: 0.94rem !important;
        line-height: 1.55 !important;
    }

    .btn-clue-check {
        font-size: 1.25rem !important;
        min-height: 48px !important;
        min-width: 48px !important;
        padding: 6px !important;
        flex-shrink: 0 !important;
        box-sizing: border-box !important;
    }

    /* Mobile Action Dock (Joyful 3D Bouncy Buttons) */
    .mobile-action-dock {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        gap: 8px !important;
        margin: 0 !important;
        width: 100% !important;
        box-sizing: border-box !important;
        flex-shrink: 0 !important;
    }

    .mobile-action-dock .btn-powerup {
        flex: 1 !important;
        min-width: 0 !important;
        padding: 12px 6px !important;
        font-size: 0.9rem !important;
        min-height: 52px !important;
        white-space: nowrap !important;
        gap: 6px !important;
        border-radius: 18px !important;
        color: #ffffff !important;
    }

    #btn-undo-mobile {
        background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 50%, #cbd5e1 100%) !important;
        border: 2px solid #cbd5e1 !important;
        border-bottom: 4px solid #94a3b8 !important;
        color: #334155 !important;
        box-shadow: 0 4px 10px rgba(100, 116, 139, 0.2) !important;
        font-weight: 800 !important;
    }

    #btn-undo-mobile.disabled {
        opacity: 0.45 !important;
        cursor: not-allowed !important;
        filter: grayscale(70%) !important;
    }

    #powerup-hint-mobile, #powerup-hint {
        background: linear-gradient(180deg, #fef08a 0%, #fbbf24 50%, #f59e0b 100%) !important;
        border: 2px solid #fef9c3 !important;
        border-bottom: 4px solid #d97706 !important;
        color: #78350f !important;
        box-shadow: 0 4px 10px rgba(245, 158, 11, 0.3) !important;
    }

    .mobile-action-dock .action-verify-btn, .action-verify-btn {
        flex: 1.6 !important;
        min-width: 0 !important;
        padding: 12px 12px !important;
        font-size: 0.98rem !important;
        min-height: 52px !important;
        white-space: nowrap !important;
        gap: 8px !important;
        border-radius: 18px !important;
        background: linear-gradient(180deg, #34d399 0%, #10b981 50%, #059669 100%) !important;
        border: 2px solid #a7f3d0 !important;
        border-bottom: 4px solid #047857 !important;
        box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35) !important;
        color: #ffffff !important;
    }

    .mode-explorer .mobile-action-dock .btn-powerup,
    .mode-explorer .mobile-action-dock .action-verify-btn {
        min-height: 56px !important;
        font-size: 1.05rem !important;
    }
}

/* ==========================================================================
   Cash Engine Game 2.0 Component Styles
   ========================================================================== */

/* 2.0 Version Badge */
.v2-badge {
    background: linear-gradient(135deg, #38bdf8, #818cf8);
    color: #0f172a;
    font-size: 0.72rem;
    font-weight: 900;
    padding: 2px 7px;
    border-radius: 8px;
    margin-right: 6px;
    letter-spacing: 0.5px;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.4);
    vertical-align: middle;
}

/* Cloud Sync Status Indicator */
.sync-indicator-badge {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 7px;
    padding: 7px 14px;
    border-radius: 50px;
    font-size: 0.84rem;
    font-weight: 700;
    cursor: pointer;
    border: 1.5px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-primary);
    white-space: nowrap !important;
    word-break: keep-all !important;
    overflow-wrap: normal !important;
    flex-shrink: 0 !important;
    transition: all 0.25s ease;
    box-sizing: border-box;
}

.sync-indicator-badge.online {
    color: #059669;
    border-color: rgba(16, 185, 129, 0.4);
    background: rgba(16, 185, 129, 0.1);
}

[data-theme="dark"] .sync-indicator-badge.online {
    color: #34d399;
    background: rgba(16, 185, 129, 0.15);
}

.sync-indicator-badge.offline {
    color: #dc2626;
    border-color: rgba(239, 68, 68, 0.4);
    background: rgba(239, 68, 68, 0.1);
}

[data-theme="dark"] .sync-indicator-badge.offline {
    color: #f87171;
    background: rgba(239, 68, 68, 0.15);
}

.sync-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: currentColor;
    flex-shrink: 0;
}

.sync-indicator-badge.online .sync-dot {
    box-shadow: 0 0 8px #10b981;
    animation: pulseGreen 2s infinite;
}

/* Header Quick Action Buttons */
.header-btn {
    background: var(--card-bg);
    border: 1.5px solid var(--card-border);
    color: var(--text-primary);
    padding: 7px 14px;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 700;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 7px;
    cursor: pointer;
    white-space: nowrap !important;
    word-break: keep-all !important;
    overflow-wrap: normal !important;
    flex-shrink: 0 !important;
    transition: all 0.25s ease;
    box-sizing: border-box;
}

.header-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.header-btn.highlight {
    background: rgba(56, 189, 248, 0.12);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Auth Modal Styles */
.auth-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 2px solid var(--card-border);
    margin-bottom: 18px;
    padding-bottom: 8px;
}

.auth-tab-btn {
    flex: 1;
    padding: 10px;
    background: transparent;
    border: none !important;
    border-bottom: 3px solid transparent !important;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 800;
    cursor: pointer;
    border-radius: 0 !important;
    box-shadow: none !important;
    transform: none !important;
}

.auth-tab-btn.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color) !important;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
    text-align: right;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.form-input {
    background: #f8fafc;
    border: 2px solid #cbd5e1;
    color: #0f172a;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    outline: none;
    transition: all 0.25s ease;
}

.form-input:focus {
    background: #ffffff;
    border-color: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* Leaderboard Modal Table Styles */
.leaderboard-container {
    max-height: 420px;
    overflow-y: auto;
    border-radius: var(--radius-sm);
    border: 1px solid var(--card-border);
    margin-top: 15px;
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
    text-align: right;
    font-size: 0.9rem;
}

.leaderboard-table th {
    background: rgba(15, 23, 42, 0.8);
    padding: 12px 14px;
    color: var(--accent-color);
    font-weight: 800;
    border-bottom: 2px solid var(--card-border);
    position: sticky;
    top: 0;
    z-index: 2;
}

.leaderboard-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--cell-border);
    color: var(--text-primary);
}

.leaderboard-table tr:hover td {
    background: rgba(255, 255, 255, 0.04);
}

.rank-badge-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-weight: 800;
    background: rgba(255, 255, 255, 0.08);
}

.rank-1 { background: #f59e0b; color: #0f172a; }
.rank-2 { background: #cbd5e1; color: #0f172a; }
.rank-3 { background: #b45309; color: white; }

/* Settings Modal Controls */
.settings-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-top: 15px;
    text-align: right;
}

.settings-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
}

.settings-item-info h4 {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-primary);
}

.settings-item-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.range-slider-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 160px;
}

.range-slider-wrapper input[type="range"] {
    flex: 1;
    accent-color: var(--accent-color);
    cursor: pointer;
}

.range-val {
    font-size: 0.85rem;
    font-weight: 800;
    width: 35px;
    text-align: center;
    color: var(--accent-color);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 25px;
    left: 25px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast-msg {
    pointer-events: auto;
    background: #0f172a;
    border: 2px solid var(--card-border);
    border-right: 5px solid var(--accent-color);
    color: var(--text-primary);
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideInLeft 0.3s ease-out;
}

.toast-msg.success { border-right-color: var(--success-color); }
.toast-msg.error { border-right-color: var(--danger-color); }
.toast-msg.warning { border-right-color: var(--warning-color); }

/* =========================================================================
   Lexicon & Semantic Explorer Styles (Arabic WordNet & Classical Lexicons)
   ========================================================================= */
.lexicon-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 16px;
    margin: 10px 0;
}

.lex-word-card {
    background: rgba(15, 23, 42, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-right: 4px solid var(--accent-color);
    border-radius: var(--radius-md);
    padding: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.lex-word-card:hover {
    transform: translateY(-3px);
    border-color: rgba(245, 158, 11, 0.4);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.15);
}

.lex-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 8px;
}

.lex-word-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: #fbbf24;
    letter-spacing: 0.5px;
}

.lex-badges-group {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.lex-badge {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
}

.lex-badge.gender {
    background: rgba(56, 189, 248, 0.15);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.lex-badge.animacy {
    background: rgba(168, 85, 247, 0.15);
    color: #c084fc;
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.lex-morph-row {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    font-size: 0.85rem;
}

.lex-root-pill {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 3px 10px;
    border-radius: 6px;
    font-weight: 800;
}

.lex-pattern-pill {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
    padding: 3px 10px;
    border-radius: 6px;
    font-weight: 800;
}

.lex-hypernym-box {
    font-size: 0.82rem;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.03);
    padding: 6px 10px;
    border-radius: 6px;
}

.lex-synsets-wrap {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.lex-synsets-label {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-muted);
}

.lex-synsets-list {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.lex-synset-tag {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.lex-classical-box {
    font-size: 0.82rem;
    line-height: 1.6;
    color: #cbd5e1;
    background: rgba(0, 0, 0, 0.25);
    border-right: 3px solid #38bdf8;
    padding: 8px 12px;
    border-radius: 4px;
    font-style: normal;
    text-align: justify;
}

@keyframes slideInLeft {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Floating Map Action Button */
.floating-map-fab {
    position: fixed;
    bottom: 24px;
    left: 24px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #0f172a;
    border: 2px solid #fef08a;
    padding: 12px 20px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 900;
    box-shadow: 0 10px 25px rgba(245, 158, 11, 0.4), 0 0 15px rgba(251, 191, 36, 0.3);
    cursor: pointer;
    z-index: 999;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: fabBounce 3s infinite ease-in-out;
}

.floating-map-fab:hover {
    transform: scale(1.08) translateY(-3px);
    box-shadow: 0 15px 30px rgba(245, 158, 11, 0.6);
}

@keyframes fabBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}





/* ==========================================================================
   KIDS & FAMILY DESIGN SYSTEM TOKENS & 16 REUSABLE COMPONENTS
   Built according to World-Class Children's Game UX & Arabic RTL Standards
   ========================================================================== */

:root {
    color-scheme: light !important;
    forced-color-adjust: none !important;

    /* Spacing Tokens */
    --k-space-2xs: 4px;
    --k-space-xs: 8px;
    --k-space-sm: 12px;
    --k-space-md: 16px;
    --k-space-lg: 24px;
    --k-space-xl: 32px;
    --k-space-2xl: 48px;

    /* Touch Targets */
    --k-touch-min: 48px;
    --k-touch-explorer: 56px;

    /* Typography Scale */
    --k-font-display: 'Marhey', cursive, sans-serif;
    --k-font-ui: 'Readex Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --k-text-display: 32px;
    --k-text-h1: 24px;
    --k-text-h2: 20px;
    --k-text-h3: 18px;
    --k-text-body-lg: 16px;
    --k-text-body: 14px;
    --k-text-caption: 12px;
    --k-text-btn: 16px;

    /* Semantic Color Tokens */
    --k-color-primary: #0284c7;
    --k-color-primary-hover: #0369a1;
    --k-color-primary-light: #e0f2fe;
    
    --k-color-gold: #f59e0b;
    --k-color-gold-hover: #d97706;
    --k-color-gold-light: #fef3c7;

    --k-color-green: #10b981;
    --k-color-green-hover: #059669;
    --k-color-green-light: #d1fae5;

    --k-color-coral: #f43f5e;
    --k-color-coral-hover: #e11d48;
    --k-color-coral-light: #ffe4e6;

    --k-color-purple: #8b5cf6;
    --k-color-purple-light: #ede9fe;

    --k-color-bg: #f8fafc;
    --k-color-surface: #ffffff;
    --k-color-surface-soft: #f1f5f9;
    --k-color-border: #e2e8f0;
    --k-color-border-bold: #cbd5e1;

    --k-color-text-title: #0f172a;
    --k-color-text-body: #334155;
    --k-color-text-muted: #64748b;

    /* Radii Tokens */
    --k-radius-xs: 8px;
    --k-radius-sm: 12px;
    --k-radius-md: 20px;
    --k-radius-lg: 28px;
    --k-radius-pill: 9999px;

    /* Shadow Tokens */
    --k-shadow-soft: 0 4px 14px rgba(15, 23, 42, 0.06);
    --k-shadow-md: 0 10px 25px rgba(15, 23, 42, 0.08);
    --k-shadow-pop: 0 8px 0 rgba(2, 132, 199, 0.25), 0 12px 20px rgba(0,0,0,0.06);
    --k-shadow-pop-gold: 0 8px 0 #d97706, 0 12px 20px rgba(245, 158, 11, 0.25);
    --k-shadow-pop-green: 0 8px 0 #059669, 0 12px 20px rgba(16, 185, 129, 0.25);

    /* Transitions */
    --k-trans-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --k-trans-spring: 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ==========================================================================
   Accessibility & High Contrast & Reduced Motion Overrides
   ========================================================================== */
[data-contrast="high"] {
    --k-color-bg: #ffffff !important;
    --k-color-surface: #ffffff !important;
    --k-color-text-title: #000000 !important;
    --k-color-text-body: #000000 !important;
    --k-color-text-muted: #1e293b !important;
    --k-color-border: #000000 !important;
    --k-color-border-bold: #000000 !important;
    --k-color-primary: #0055aa !important;
    --k-color-green: #006622 !important;
    --k-color-gold: #995500 !important;
}

[data-motion="reduced"],
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}

[data-text-scale="large"] {
    --k-text-display: 36px;
    --k-text-h1: 28px;
    --k-text-h2: 23px;
    --k-text-h3: 20px;
    --k-text-body-lg: 18px;
    --k-text-body: 16px;
    --k-text-caption: 14px;
    --k-text-btn: 18px;
}

/* ==========================================================================
   COMPONENT 1: Kid Button (6 States: Default, Pressed, Focused, Selected, Disabled, Loading)
   ========================================================================== */
.kid-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: var(--k-touch-min);
    padding: 12px 24px;
    font-family: var(--k-font-ui);
    font-size: var(--k-text-btn);
    font-weight: 700;
    border-radius: var(--k-radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    transition: transform var(--k-trans-fast), box-shadow var(--k-trans-fast), background-color var(--k-trans-fast);
    text-decoration: none;
    box-sizing: border-box;
    position: relative;
    outline: none;
    line-height: 1.2;
}

/* State 1: Default Variants */
.kid-btn-primary {
    background: linear-gradient(180deg, #0ea5e9, #0284c7);
    color: #ffffff;
    box-shadow: 0 4px 0 #0369a1, 0 8px 16px rgba(2, 132, 199, 0.25);
    border-color: #38bdf8;
}

.kid-btn-gold {
    background: linear-gradient(180deg, #fbbf24, #f59e0b);
    color: #451a03;
    box-shadow: 0 4px 0 #d97706, 0 8px 16px rgba(245, 158, 11, 0.25);
    border-color: #fde68a;
}

.kid-btn-green {
    background: linear-gradient(180deg, #34d399, #10b981);
    color: #ffffff;
    box-shadow: 0 4px 0 #059669, 0 8px 16px rgba(16, 185, 129, 0.25);
    border-color: #6ee7b7;
}

.kid-btn-coral {
    background: linear-gradient(180deg, #fb7185, #f43f5e);
    color: #ffffff;
    box-shadow: 0 4px 0 #be123c, 0 8px 16px rgba(244, 63, 94, 0.25);
    border-color: #fca5a5;
}

.kid-btn-secondary {
    background: #ffffff;
    color: var(--k-color-text-title);
    border: 2px solid var(--k-color-border-bold);
    box-shadow: 0 4px 0 #cbd5e1, 0 6px 12px rgba(0, 0, 0, 0.04);
}

.kid-btn-ghost {
    background: transparent;
    color: var(--k-color-text-body);
    border: 2px solid transparent;
    box-shadow: none;
}

/* State 2: Pressed */
.kid-btn:active,
.kid-btn.is-pressed {
    transform: translateY(3px) !important;
    box-shadow: 0 1px 0 rgba(0,0,0,0.2), 0 2px 4px rgba(0,0,0,0.1) !important;
}

/* State 3: Focused */
.kid-btn:focus-visible {
    box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.4), 0 4px 0 #0369a1 !important;
}

/* State 4: Selected */
.kid-btn.is-selected {
    border-color: #f59e0b !important;
    background: #fef3c7 !important;
    color: #92400e !important;
    box-shadow: 0 4px 0 #d97706 !important;
}

/* State 5: Disabled */
.kid-btn:disabled,
.kid-btn.is-disabled {
    opacity: 0.55 !important;
    cursor: not-allowed !important;
    transform: none !important;
    box-shadow: 0 2px 0 #cbd5e1 !important;
    background: #e2e8f0 !important;
    color: #94a3b8 !important;
    border-color: #cbd5e1 !important;
}

/* State 6: Loading */
.kid-btn.is-loading {
    color: transparent !important;
    pointer-events: none !important;
}
.kid-btn.is-loading::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    top: calc(50% - 11px);
    left: calc(50% - 11px);
    border: 3px solid rgba(255, 255, 255, 0.4);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: kSpin 0.7s infinite linear;
}
@keyframes kSpin {
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   COMPONENT 2: IconButton
   ========================================================================== */
.kid-icon-btn {
    width: var(--k-touch-min);
    height: var(--k-touch-min);
    min-width: var(--k-touch-min);
    min-height: var(--k-touch-min);
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--k-color-border);
    background: #ffffff;
    color: var(--k-color-text-title);
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: 0 3px 0 #cbd5e1, 0 4px 10px rgba(0,0,0,0.05);
    transition: transform var(--k-trans-fast), box-shadow var(--k-trans-fast);
}
.kid-icon-btn:active {
    transform: translateY(2px);
    box-shadow: 0 1px 0 #cbd5e1;
}
.kid-icon-btn.primary {
    background: var(--k-color-primary);
    color: #ffffff;
    border-color: #38bdf8;
    box-shadow: 0 3px 0 #0369a1;
}
.kid-icon-btn.gold {
    background: #fef3c7;
    color: #b45309;
    border-color: #fde68a;
    box-shadow: 0 3px 0 #f59e0b;
}

/* ==========================================================================
   COMPONENT 3: Kid Card
   ========================================================================== */
.kid-card {
    background: var(--k-color-surface);
    border-radius: var(--k-radius-lg);
    border: 2px solid var(--k-color-border);
    padding: var(--k-space-lg);
    box-shadow: var(--k-shadow-soft);
    position: relative;
    box-sizing: border-box;
}

/* ==========================================================================
   COMPONENT 4: ProgressBar
   ========================================================================== */
.kid-progress-bar {
    width: 100%;
    height: 18px;
    background: #e2e8f0;
    border-radius: var(--k-radius-pill);
    overflow: hidden;
    position: relative;
    border: 2px solid #cbd5e1;
}
.kid-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #34d399);
    border-radius: var(--k-radius-pill);
    transition: width 0.5s ease-out;
}
.kid-progress-fill.gold {
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

/* ==========================================================================
   COMPONENT 5: LevelCard
   ========================================================================== */
.kid-level-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #ffffff;
    border: 2px solid var(--k-color-border);
    border-radius: var(--k-radius-md);
    padding: 16px 20px;
    margin-bottom: 12px;
    box-shadow: 0 4px 0 var(--k-color-border), 0 6px 14px rgba(0,0,0,0.03);
    cursor: pointer;
    transition: transform var(--k-trans-spring);
}
.kid-level-card:active {
    transform: translateY(2px);
}
.kid-level-card.is-current {
    border-color: var(--k-color-primary);
    box-shadow: 0 4px 0 #0284c7, 0 8px 18px rgba(2, 132, 199, 0.18);
    background: #f0f9ff;
}
.kid-level-card.is-locked {
    opacity: 0.6;
    cursor: not-allowed;
    background: #f8fafc;
}

/* ==========================================================================
   COMPONENT 7: HintCard (4-Tier Progressive Hints)
   ========================================================================== */
.kid-hint-card {
    background: #fefce8;
    border: 2px solid #fef08a;
    border-radius: var(--k-radius-md);
    padding: 16px;
    margin: 12px 0;
    display: flex;
    gap: 14px;
    align-items: flex-start;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.1);
}
.kid-hint-badge {
    padding: 4px 10px;
    border-radius: var(--k-radius-pill);
    font-size: 0.8rem;
    font-weight: 800;
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
    white-space: nowrap;
}

/* ==========================================================================
   COMPONENT 8: Badge & Stars
   ========================================================================== */
.kid-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--k-radius-pill);
    font-size: 0.88rem;
    font-weight: 700;
    background: #f1f5f9;
    color: var(--k-color-text-title);
    border: 1px solid var(--k-color-border);
}
.kid-badge.gold {
    background: #fef3c7;
    color: #b45309;
    border-color: #fde68a;
}
.kid-badge.green {
    background: #d1fae5;
    color: #065f46;
    border-color: #a7f3d0;
}

/* ==========================================================================
   COMPONENT 9: Kid Avatar
   ========================================================================== */
.kid-avatar-frame {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    border: 3px solid #38bdf8;
    box-shadow: 0 4px 10px rgba(2, 132, 199, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    background: #e0f2fe;
    font-size: 2rem;
    overflow: hidden;
    position: relative;
}
.kid-avatar-frame.selected {
    border-color: #f59e0b;
    box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.3);
}

/* ==========================================================================
   COMPONENT 10: Modal & Dialogs
   ========================================================================== */
.kid-screen-modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 10000 !important;
    display: none !important;
    align-items: center;
    justify-content: center;
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none !important;
    transition: opacity 0.25s ease-out;
}
.kid-screen-modal.active {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
}
.kid-screen-modal .modal-box {
    background: #ffffff;
    border-radius: var(--k-radius-lg);
    border: 3px solid var(--k-color-border);
    max-width: 520px;
    width: 100%;
    max-height: 92vh;
    overflow-y: auto;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
    transform: scale(0.92);
    transition: transform var(--k-trans-spring);
    text-align: right;
    direction: rtl;
    box-sizing: border-box;
}
.kid-screen-modal.active .modal-box {
    transform: scale(1);
}

/* ==========================================================================
   COMPONENT 15: Parent Gate Dialog
   ========================================================================== */
.parent-gate-box {
    border-color: #cbd5e1 !important;
    background: #f8fafc !important;
    border-width: 3px !important;
}
.parent-gate-banner {
    background: #334155;
    color: #ffffff;
    padding: 10px 16px;
    border-radius: var(--k-radius-sm);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    font-weight: 700;
    font-size: 0.95rem;
}

/* ==========================================================================
   EXPLORER MODE OVERRIDES (Ages 6 to 8)
   ========================================================================== */
.mode-explorer .kid-btn {
    min-height: var(--k-touch-explorer);
    font-size: 18px;
    padding: 14px 28px;
    border-radius: var(--k-radius-lg);
}
.mode-explorer .clue-text-container {
    font-size: 1.25rem !important;
    line-height: 1.8 !important;
}
.mode-explorer .btn-voice-reader {
    display: inline-flex !important;
}

/* Voice reader button */
.btn-voice-reader {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #fef3c7;
    border: 2px solid #fde68a;
    color: #b45309;
    font-size: 1.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 0 #f59e0b;
    transition: transform 0.15s;
    margin-right: 8px;
}
.btn-voice-reader:active {
    transform: scale(0.92);
}
.btn-voice-reader.is-speaking {
    background: #fee2e2;
    color: #b91c1c;
    border-color: #fca5a5;
    animation: kPulseSpeaker 1s infinite alternate;
}
@keyframes kPulseSpeaker {
    from { transform: scale(1); }
    to { transform: scale(1.12); }
}

/* ==========================================================================
   FAMILY MODE OVERRIDES
   ========================================================================== */
.mode-family .app-header {
    border-bottom: 3px solid #f43f5e;
}
.family-turn-pill {
    background: linear-gradient(135deg, #ffe4e6, #fecdd3);
    border: 2px solid #fda4af;
    color: #9f1239;
    padding: 6px 14px;
    border-radius: var(--k-radius-pill);
    font-weight: 800;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Critical security & error dialogs at highest modal tier */
#screen-parent-gate,
#screen-error-modal {
    z-index: 20000 !important;
}

/* ==========================================================================
   27 SCREENS SPECIFIC OVERLAYS AND CONTAINERS
   ========================================================================== */
.kid-screen-view {
    position: fixed;
    inset: 0;
    background: var(--k-color-bg);
    z-index: 1000 !important;
    display: none !important;
    flex-direction: column;
    overflow-y: auto;
    direction: rtl;
    box-sizing: border-box;
    opacity: 0;
    visibility: hidden;
    pointer-events: none !important;
}
.kid-screen-view.active {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
}
.kid-screen-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: #ffffff;
    border-bottom: 2px solid var(--k-color-border);
    position: sticky;
    top: 0;
    z-index: 10;
}
.kid-screen-body {
    flex: 1;
    padding: 20px;
    max-width: 680px;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
}
.kid-screen-footer {
    padding: 16px 20px;
    background: #ffffff;
    border-top: 2px solid var(--k-color-border);
    position: sticky;
    bottom: 0;
    z-index: 10;
    display: flex;
    gap: 12px;
}

/* ==========================================================================
   Visual UX Upgrade: Inline Iconography, Gentle Hearts, & Solution Tray
   ========================================================================== */

/* 1. Inline Entity Badges */
.inline-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15em;
    padding: 1px 4px;
    margin: 0 3px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.12);
    vertical-align: middle;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.15));
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    user-select: none;
}
.inline-badge:hover {
    transform: scale(1.25);
}

/* 2. Negation Badges */
.neg-badge, .clue-kw.not, .clue-kw.not-adj {
    background: rgba(239, 68, 68, 0.15) !important;
    color: #ef4444 !important;
    border: 1px solid rgba(239, 68, 68, 0.3) !important;
    border-radius: 6px !important;
    padding: 2px 6px !important;
    font-weight: 800 !important;
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

/* 3. Header Gentle Hearts System */
.header-hearts-container {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: rgba(239, 68, 68, 0.12);
    border: 1.5px solid rgba(239, 68, 68, 0.25);
    border-radius: 20px;
    margin: 0 4px;
}
.heart-icon {
    font-size: 1.15rem;
    display: inline-block;
    cursor: default;
    user-select: none;
    transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.heart-icon.active {
    transform: scale(1);
    filter: drop-shadow(0 0 5px rgba(239, 68, 68, 0.6));
    animation: gentleHeartPulse 3s infinite ease-in-out;
}
.heart-icon.lost {
    filter: grayscale(1) opacity(0.3);
    transform: scale(0.8);
    animation: none;
}
@keyframes gentleHeartPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

/* 4. Clues Progress Counter Badge */
.clues-counter-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.35);
    color: #38bdf8;
    font-weight: 800;
    font-size: 0.82rem;
}

/* 5. Completed Clue Cards Strike-through */
.clue-card-item.completed {
    opacity: 0.65;
    background: rgba(16, 185, 129, 0.08) !important;
    border-color: rgba(16, 185, 129, 0.35) !important;
}
.clue-card-item.completed .clue-text-body {
    text-decoration: line-through;
    text-decoration-color: rgba(16, 185, 129, 0.8);
    text-decoration-thickness: 2px;
}

/* 6. Direct Solution Tray (Kid-Friendly Visual Slots) */
.direct-solution-tray-wrapper {
    width: 100%;
    margin: 8px 0 14px 0;
}
.direct-solution-tray-title {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--text-muted);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.direct-solution-tray {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 8px 4px;
    border-radius: 16px;
    background: rgba(15, 23, 42, 0.45);
    border: 1px solid var(--card-border);
    -webkit-overflow-scrolling: touch;
    touch-action: pan-x;
}
.solution-slot-card {
    flex: 0 0 135px;
    min-width: 125px;
    background: rgba(30, 41, 59, 0.7);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    padding: 8px 6px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.2);
    transition: transform 0.2s ease, border-color 0.2s ease;
}
.solution-slot-card.has-items {
    border-color: var(--accent-color);
    background: rgba(56, 189, 248, 0.08);
}
.solution-slot-header {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    width: 100%;
    padding-bottom: 4px;
}
.solution-slot-pool {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    justify-content: center;
    align-items: center;
    min-height: 38px;
    width: 100%;
}
.solution-slot-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 9px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.12);
    color: #f8fafc;
    animation: popInChip 0.25s ease-out;
    cursor: pointer;
    transition: all 0.2s ease;
}
.solution-slot-chip.filled {
    background: rgba(16, 185, 129, 0.18);
    border: 1px solid rgba(16, 185, 129, 0.4);
    color: #34d399;
}
.solution-slot-chip.filled:hover {
    background: rgba(16, 185, 129, 0.28);
    transform: scale(1.04);
}
.solution-slot-chip.empty {
    background: rgba(255, 255, 255, 0.05);
    border: 1px dashed rgba(255, 255, 255, 0.22);
    color: var(--text-muted);
}
.solution-slot-chip.empty:hover {
    background: rgba(56, 189, 248, 0.15);
    border-color: var(--accent-color);
    color: #fff;
    transform: scale(1.04);
}
@keyframes popInChip {
    0% { transform: scale(0.6); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* ==========================================================================
   Phase 2: Difficulty & Learning UI Styles (Why Mode, Learning Tags, Skills)
   ========================================================================== */

/* Why Action Button in Clue Bar */
.btn-why-action {
    background: rgba(245, 158, 11, 0.12);
    border: 1px solid rgba(245, 158, 11, 0.35) !important;
    color: #f59e0b;
    border-radius: 20px;
    padding: 4px 10px;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
}
.btn-why-action:hover {
    background: rgba(245, 158, 11, 0.25);
    transform: translateY(-1px);
}
.btn-why-action:active {
    transform: scale(0.96);
}

/* Learning Objectives Tags Bar */
.puzzle-learning-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 8px 0;
    align-items: center;
}
.learning-objective-tag {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;
    padding: 3px 9px;
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: all 0.2s ease;
}
.learning-objective-tag:hover {
    background: rgba(56, 189, 248, 0.15);
    border-color: rgba(56, 189, 248, 0.4);
    transform: translateY(-1px);
}

/* Why Mode Modal Elements */
.why-modal-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.why-step-card {
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
    transition: all 0.2s ease;
}
[data-theme="dark"] .why-step-card {
    background: rgba(15, 23, 42, 0.4);
}
.why-step-card.clue-step {
    border-right: 4px solid #f59e0b;
}
.why-step-card.rule-step {
    border-right: 4px solid #3b82f6;
}
.why-step-card.conclusion-step {
    border-right: 4px solid #10b981;
    background: rgba(16, 185, 129, 0.08);
}
.why-step-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--text-muted);
}
.why-step-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.5;
}
.why-step-arrow {
    text-align: center;
    color: var(--accent-color);
    font-size: 1.1rem;
    opacity: 0.7;
}

/* Skills Modal Elements */
.skill-card-item {
    background: rgba(15, 23, 42, 0.03);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
[data-theme="dark"] .skill-card-item {
    background: rgba(15, 23, 42, 0.35);
}
.skill-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.skill-card-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}
.skill-score-pill {
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #f59e0b;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.78rem;
    font-weight: 800;
}
.skill-progress-track {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    overflow: hidden;
}
.skill-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #10b981);
    border-radius: 6px;
    transition: width 0.4s ease;
}
.skill-card-desc {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.4;
}




/* ==========================================================================
   PHASE 6: CHILD & FAMILY UI/UX V2 + VISUAL SEMANTICS STYLES
   ========================================================================== */

/* 1. Investigation Board (لوحة التحقيق التفاعلية) */
.investigation-board {
  width: 100%;
  background: #fdfbf7;
  background-image: 
    radial-gradient(#e5dec9 1px, transparent 1px),
    radial-gradient(#e5dec9 1px, #fdfbf7 1px);
  background-size: 20px 20px;
  background-position: 0 0, 10px 10px;
  border: 2px solid #d4c5b9;
  border-radius: 20px;
  padding: 16px;
  box-shadow: 0 8px 24px rgba(60, 40, 20, 0.08), inset 0 0 40px rgba(180, 150, 120, 0.05);
  position: relative;
  direction: rtl;
  margin-bottom: 20px;
  overflow-x: auto;
}

/* Dossier Header Row */
.board-dossier-header {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px dashed #d1c7bd;
  align-items: stretch;
  position: relative;
  min-width: max-content;
}

.dossier-corner-pin {
  align-self: center;
  font-size: 0.85rem;
  font-weight: 800;
  color: #8c6b4f;
  background: #f0e6dc;
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid #d8c7b8;
  white-space: nowrap;
}

/* Dossier Character Card */
.dossier-card {
  flex: 1;
  min-width: 110px;
  min-height: 120px;
  background: #ffffff;
  border: 1px solid #e2d9cf;
  border-radius: 14px;
  padding: 12px 8px 10px;
  text-align: center;
  position: relative;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease, border-color 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  outline: none;
}

.dossier-card:hover, .dossier-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
  border-color: #3b82f6;
}

.dossier-pin {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  color: #ef4444;
  font-size: 1rem;
  filter: drop-shadow(0 2px 2px rgba(0,0,0,0.3));
}

.dossier-avatar {
  font-size: 2rem;
  margin-bottom: 4px;
  line-height: 1;
}

.dossier-name {
  font-weight: 800;
  font-size: 0.95rem;
  color: #1e293b;
  margin-bottom: 2px;
  word-break: break-word;
}

.dossier-pos {
  font-size: 0.72rem;
  font-weight: 600;
  color: #64748b;
  background: #f1f5f9;
  padding: 2px 8px;
  border-radius: 10px;
}

/* Matrix Body & Categories */
.board-matrix-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: max-content;
}

.matrix-category-band {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 14px;
  padding: 8px 12px;
  border: 1px solid rgba(226, 217, 207, 0.6);
}

.matrix-category-label {
  min-width: 100px;
  text-align: right;
}

.cat-pill {
  background: linear-gradient(135deg, #1e293b, #334155);
  color: #ffffff;
  padding: 6px 12px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 700;
  display: inline-block;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.matrix-cells-row {
  display: flex;
  gap: 12px;
  flex: 1;
}

/* Tactile Matrix Cells (>= 48px Touch Target Guaranteed) */
.matrix-cell {
  flex: 1;
  min-width: 110px;
  min-height: 58px;
  padding: 8px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  outline: none;
  user-select: none;
  position: relative;
}

/* State 1: Unknown ❓ */
.matrix-cell.state-unknown {
  background: #ffffff;
  border: 2px dashed #cbd5e1;
  color: #64748b;
}

.matrix-cell.state-unknown:hover, .matrix-cell.state-unknown:focus-visible {
  border-color: #3b82f6;
  background: #f8fafc;
  transform: scale(1.02);
}

.cell-unknown-mark {
  display: flex;
  align-items: center;
  gap: 6px;
}

.unknown-q {
  font-size: 1.1rem;
}

.unknown-hint {
  font-size: 0.8rem;
  color: #94a3b8;
}

/* State 2: Eliminated ❌ */
.matrix-cell.state-eliminated {
  background: #fef2f2;
  border: 2px solid #fca5a5;
  color: #991b1b;
}

.cell-eliminated-mark {
  display: flex;
  align-items: center;
  gap: 6px;
}

.elim-cross {
  font-size: 1.1rem;
}

.elim-hint {
  font-size: 0.8rem;
  text-decoration: line-through;
}

/* State 3: Confirmed ✅ */
.matrix-cell.state-confirmed {
  background: #ecfdf5;
  border: 2px solid #34d399;
  color: #065f46;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

.cell-confirmed-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
}

.badge-label {
  font-weight: 800;
  color: #064e3b;
  font-size: 0.9rem;
}

/* ❓ لماذا؟ Causal Proof Button */
.btn-why-mode {
  background: #ffffff;
  color: #0284c7;
  border: 1px solid #7dd3fc;
  border-radius: 16px;
  padding: 3px 10px;
  font-size: 0.72rem;
  font-weight: 800;
  font-family: 'Readex Pro', sans-serif;
  cursor: pointer;
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.btn-why-mode:hover, .btn-why-mode:focus-visible {
  background: #0284c7;
  color: #ffffff;
  border-color: #0284c7;
  transform: scale(1.05);
}

/* Entity Highlighting (Clue Focus / Tap) */
.entity-highlighted {
  border-color: #f59e0b !important;
  box-shadow: 0 0 0 3px #f59e0b, 0 0 16px rgba(245, 158, 11, 0.45) !important;
  transform: scale(1.04) !important;
  background-color: #fffbeb !important;
  z-index: 10;
}

/* 2. Clues Mobile Bottom Sheet */
.clues-bottom-sheet {
  position: fixed;
  bottom: 0;
  right: 0;
  left: 0;
  background: #ffffff;
  border-top-left-radius: 24px;
  border-top-right-radius: 24px;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 16px 20px;
  max-height: 75vh;
  display: flex;
  flex-direction: column;
}

.sheet-handle-bar {
  width: 48px;
  height: 5px;
  background: #cbd5e1;
  border-radius: 10px;
  margin: 0 auto 12px;
  cursor: pointer;
}

/* 3. First-Time Interactive Tutorial */
.interactive-tutorial-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  direction: rtl;
}

.tutorial-card {
  background: #ffffff;
  border-radius: 24px;
  max-width: 480px;
  width: 100%;
  padding: 28px 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
  text-align: center;
  position: relative;
  border: 3px solid #e0f2fe;
  animation: tutorialBounceIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes tutorialBounceIn {
  from { opacity: 0; transform: scale(0.9) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.tutorial-progress-bar {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: 8px;
  margin-bottom: 20px;
  overflow: hidden;
}

.tutorial-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #3b82f6, #10b981);
  border-radius: 8px;
  transition: width 0.3s ease;
}

.tutorial-header {
  margin-bottom: 12px;
}

.tutorial-badge-icon {
  font-size: 2.5rem;
  margin-bottom: 8px;
}

.tutorial-title {
  font-family: 'Marhey', 'Readex Pro', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 4px;
}

.tutorial-step-counter {
  font-size: 0.8rem;
  color: #64748b;
  font-weight: 600;
}

.tutorial-instruction {
  font-size: 0.98rem;
  line-height: 1.6;
  color: #334155;
  margin: 12px 0 20px;
  font-weight: 500;
}

.tutorial-stage-box {
  background: #f8fafc;
  border: 2px dashed #cbd5e1;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Mock Widgets for Tutorial */
.mock-interactive-cell {
  background: #ffffff;
  border: 2px dashed #3b82f6;
  border-radius: 14px;
  padding: 16px 28px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: transform 0.2s ease;
  min-height: 48px;
}

.mock-interactive-cell:hover {
  transform: scale(1.05);
}

.mock-cell-q {
  font-size: 1.6rem;
}

.mock-cell-sub {
  font-size: 0.82rem;
  font-weight: 700;
  color: #2563eb;
}

.mock-clue-card {
  background: #ffffff;
  border: 2px solid #e2e8f0;
  border-radius: 16px;
  padding: 14px 18px;
  text-align: right;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 48px;
}

.mock-clue-card:hover {
  border-color: #f59e0b;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
}

.mock-clue-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: #d97706;
  margin-bottom: 6px;
}

.mock-clue-text {
  font-size: 0.95rem;
  color: #1e293b;
  margin: 0 0 6px;
}

.mock-clue-tap-prompt {
  font-size: 0.78rem;
  color: #64748b;
  display: block;
}

/* Standard Kid Buttons */
.kid-btn {
  font-family: 'Readex Pro', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  border-radius: 14px;
  padding: 12px 24px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  min-width: 48px;
}

.kid-btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.kid-btn:active {
  transform: translateY(0);
}

.kid-btn-primary {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.kid-btn-success {
  background: linear-gradient(135deg, #10b981, #047857);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.kid-btn-danger {
  background: linear-gradient(135deg, #ef4444, #b91c1c);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35);
}

.kid-btn-warning {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.kid-btn-secondary {
  background: #f1f5f9;
  color: #475569;
}

.tutorial-feedback {
  background: #ecfdf5;
  border: 1px solid #6ee7b7;
  color: #065f46;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 12px;
  padding: 10px 16px;
  margin-bottom: 16px;
}

/* 4. Responsive Breakpoints */
@media (max-width: 768px) {
  .investigation-board {
    padding: 12px 8px;
    border-radius: 16px;
  }
  .dossier-card {
    min-width: 90px;
    padding: 8px 4px;
  }
  .matrix-cell {
    min-width: 90px;
    min-height: 48px;
    font-size: 0.8rem;
  }
  .matrix-category-label {
    min-width: 70px;
  }
  .cat-pill {
    font-size: 0.75rem;
    padding: 4px 8px;
  }
  .tutorial-card {
    padding: 20px 16px;
  }
}


/* ==========================================================================
   PHASE 6 ACCEPTANCE PATCH: 48px TARGETS, ACCESSIBILITY & ENTITY CARDS
   ========================================================================== */

/* 1. Ensure >= 48px effective hit area for all interactive child elements */
.btn-why-mode {
  background: #ffffff !important;
  color: #0284c7 !important;
  border: 1.5px solid #7dd3fc !important;
  border-radius: 18px !important;
  padding: 6px 14px !important;
  font-size: 0.8rem !important;
  font-weight: 800 !important;
  font-family: 'Readex Pro', sans-serif !important;
  cursor: pointer !important;
  min-height: 48px !important;
  min-width: 48px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  transition: all 0.2s ease !important;
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.1) !important;
  position: relative !important;
  touch-action: manipulation !important;
}

.btn-why-mode::before {
  content: "" !important;
  position: absolute !important;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  min-width: 48px !important;
  min-height: 48px !important;
  width: 100% !important;
  height: 100% !important;
}

.btn-why-mode:hover, .btn-why-mode:focus-visible {
  background: #0284c7 !important;
  color: #ffffff !important;
  border-color: #0284c7 !important;
  transform: scale(1.04) !important;
}

.col-quick-pill {
  min-width: 48px !important;
  min-height: 48px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.btn-tool-pill {
  min-height: 48px !important;
  padding: 10px 18px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.clues-filter-chip {
  min-height: 48px !important;
  padding: 10px 16px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.btn-top-action {
  min-width: 48px !important;
  min-height: 48px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.header-btn {
  min-width: 48px !important;
  min-height: 48px !important;
}

/* 2. Generalized EntityCard Components (Natural representation of Animals, Places, Planets, Tools, People) */
.entity-card {
  flex: 1;
  min-width: 110px;
  min-height: 120px;
  background: #ffffff;
  border: 1.5px solid #e2d9cf;
  border-radius: 16px;
  padding: 12px 8px 10px;
  text-align: center;
  position: relative;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease, border-color 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  outline: none;
}

.entity-card:hover, .entity-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
  border-color: #3b82f6;
}

.entity-pin {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  color: #ef4444;
  font-size: 1rem;
  filter: drop-shadow(0 2px 2px rgba(0,0,0,0.3));
}

.entity-avatar {
  font-size: 2rem;
  margin-bottom: 4px;
  line-height: 1;
}

.entity-name {
  font-weight: 800;
  font-size: 0.95rem;
  color: #1e293b;
  margin-bottom: 2px;
  word-break: break-word;
}

.entity-pos {
  font-size: 0.75rem;
  font-weight: 700;
  color: #475569;
  background: #f1f5f9;
  padding: 3px 10px;
  border-radius: 12px;
}

/* 3. Accessibility: Prefers-Reduced-Motion Support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .entity-highlighted {
    transform: none !important;
    animation: none !important;
    box-shadow: 0 0 0 3px #f59e0b !important;
  }
  .tutorial-card {
    animation: none !important;
    transform: none !important;
  }
  .just-satisfied-pulse {
    animation: none !important;
  }
}

/* 4. Developer Mode Isolator */
.dev-mode-only {
  display: none !important;
}
body.dev-mode-active .dev-mode-only {
  display: block !important;
}