/* ===== CSS VARIABLES ===== */
:root {
    /* Colors - Light Theme */
    --primary-color: #ffffff;
    --secondary-color: #f8f9fa;
    --accent-color: #e3f2fd;
    --highlight-color: #2196f3;
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --error-color: #f44336;
    
    /* Text Colors - Light Theme */
    --text-primary: #212121;
    --text-secondary: #757575;
    --text-muted: #9e9e9e;
    
    /* Background Colors - Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #eee9e9;
    --bg-tertiary: #eeeeee;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    --button-hover: #1b79c6;
    --button-text: #ffffff;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    
    /* Gamepad Focus */
    --gamepad-focus-color: #2196f3;
    --gamepad-focus-shadow: 0 0 0 3px rgba(33, 150, 243, 0.3);
    --toolbar-height: 64px;
}

/* Dark Theme Variables */
@media (prefers-color-scheme: dark) {
    :root {
        /* Colors - Dark Theme */
        --primary-color: #1a1a2e;
        --secondary-color: #16213e;
        --accent-color: #0f3460;
        --highlight-color: #e94560;
        --success-color: #4caf50;
        --warning-color: #ff9800;
        --error-color: #f44336;
        
        /* Text Colors - Dark Theme */
        --text-primary: #ffffff;
        --text-secondary: #b0b0b0;
        --text-muted: #888888;
        
        /* Background Colors - Dark Theme */
        --bg-primary: #0f0f23;
        --bg-secondary: #1a1a2e;
        --bg-tertiary: #16213e;
        --bg-overlay: rgba(0, 0, 0, 0.8);
        --button-hover: #ce2844;
        --button-text: #ffffff;
        
        /* Gamepad Focus - Dark Theme */
        --gamepad-focus-color: #e94560;
        --gamepad-focus-shadow: 0 0 0 3px rgba(233, 69, 96, 0.5);
    }
}

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: auto;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    touch-action: manipulation;
}

/* ===== GAME CONTAINER ===== */
.game-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* ===== HEADER ===== */
.game-header {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    padding-top: calc(env(safe-area-inset-top, 0px) + var(--spacing-md));
    padding-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    backdrop-filter: blur(10px);
    gap: var(--spacing-xs);
    min-height: 64px;
    box-sizing: border-box;
    overflow: hidden;
}

.mode-toggles, .header-right-group {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
    flex-shrink: 0;
}

/* ===== HEADER MENU BUTTON (3 DOTS) ===== */
.header-menu-btn {
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    font-size: 1.1rem;
    margin: 0;
}

.header-menu-btn:hover, .header-menu-btn:focus {
    background: var(--accent-color);
    border-color: var(--highlight-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

body.controller-connected .header-menu-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

.header-menu-btn.active {
    background: var(--highlight-color);
    border-color: var(--highlight-color);
    color: var(--button-text);
}

/* ===== HEADER MENU DROPDOWN ===== */
.header-menu-dropdown {
    position: absolute;
    top: 100%;
    right: var(--spacing-lg);
    margin-top: var(--spacing-xs);
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: calc(var(--z-sticky) + 10);
    min-width: 200px;
    max-width: 90vw;
    max-height: 70vh;
    overflow-y: auto;
    backdrop-filter: blur(10px);
}

.header-menu-content {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-xs);
    gap: var(--spacing-xs);
}

.header-menu-content .mode-toggle-btn,
.header-menu-content .install-btn,
.header-menu-content .reload-btn {
    width: 100%;
    justify-content: flex-start;
    margin: 0;
}

/* Always show labels in menu, even on small screens */
.header-menu-content .mode-toggle-btn .mode-label {
    display: block !important;
    visibility: visible !important;
}

.game-title {
    grid-column: 1;
    justify-self: start;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    white-space: nowrap;
}

.score-display {
    flex-direction: row;
    gap: var(--spacing-xs);
    align-items: center;
    font-size: 0.9rem;
}

.score-label {
    font-size: 0.7rem;
    margin: 0;
}

.score-value {
    font-size: 1.2rem;
    margin: 0;
    color: var(--highlight-color);
    font-weight: 700;
}

/* === INSTALL BUTTON STYLES === */
.install-btn {
    background: var(--success-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--button-text);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 100%;
    min-width: 40px;
    min-height: 40px;
    font-size: 1.1rem;
    margin-top: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.install-btn:hover, .install-btn:focus {
    background: #45a049;
    border-color: var(--success-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

body.controller-connected .install-btn.gamepad-focused {
    border-color: var(--success-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(76, 175, 80, 0.3), 0 0 15px rgba(76, 175, 80, 0.4);
}

/* === REFRESH BUTTON STYLES === */
.reload-btn {
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 100%;
    min-width: 40px;
    min-height: 40px;
    font-size: 1.1rem;
    margin-top: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.reload-btn:hover, .reload-btn:focus {
    background: var(--accent-color);
    border-color: var(--highlight-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

/* === MODE TOGGLE BUTTON STYLES === */
.mode-toggle-btn {
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0;
    min-width: 80px;
    height: 100%;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

/* Specific widths for main mode buttons */
#niqqud-mode-btn {
    min-width: 90px;
}

#aleph-beis-mode-btn {
    min-width: 100px;
}

#gematria-mode-btn {
    min-width: 90px;
}

.mode-toggle-btn:hover, .mode-toggle-btn:focus {
    background: var(--accent-color);
    border-color: var(--highlight-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.mode-toggle-btn.selected {
    background: var(--highlight-color);
    border-color: var(--highlight-color);
    color: var(--button-text);
    box-shadow: var(--shadow-md);
}

.mode-toggle-btn.selected:hover, .mode-toggle-btn.selected:focus {
    background: var(--button-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

body.controller-connected .mode-toggle-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

body.controller-connected .mode-toggle-btn.selected.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-lg), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

.mode-label {
    font-size: 0.8rem;
    font-weight: 600;
}

#advanced-toggle-btn {
    min-width: 44px;
}

#cursive-toggle-btn {
    min-width: 85px;
}

body.controller-connected #cursive-toggle-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

#rashi-toggle-btn {
    min-width: 80px;
}

body.controller-connected #rashi-toggle-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

#hebrew-toggle-btn {
    min-width: 85px;
}

body.controller-connected #hebrew-toggle-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

/* Gematria toggle buttons */
#gematria-hard-toggle-btn {
    min-width: 80px;
}

body.controller-connected #gematria-hard-toggle-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

#gematria-ordered-toggle-btn {
    min-width: 90px;
}

body.controller-connected #gematria-ordered-toggle-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

#gematria-combo-toggle-btn {
    min-width: 85px;
}

body.controller-connected #gematria-combo-toggle-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

/* ===== MAIN GAME AREA ===== */
.game-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    gap: var(--spacing-lg);
    min-height: 0;
    overflow: visible;
}

/* ===== GAME CARD ===== */
.game-card {
    text-align: center;
    position: relative;
    min-width: 240px;
    min-height: 240px;
    max-width: 320px;
    max-height: 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    overflow: visible;
}

.niqqud-display {
    font-size: 8rem;
    color: var(--text-primary);
    margin: 0;
    padding: 2rem 1rem;
    transition: all var(--transition-normal);
    line-height: 1.5;
    font-family: 'Noto Serif Hebrew', serif;
    overflow: visible;
    display: inline-block;
    vertical-align: middle;
}

/* ===== ANSWER SECTION ===== */
.answer-section {
    display: flex;
    flex-direction: column;
    width: 100%;
    align-items: center;
    justify-content: center;
}

.choice-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    width: 100%;
    margin: 0 auto;
}

/* ===== HARD MODE CONTAINER ===== */
.hard-mode-container {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    width: 100%;
    margin-bottom: var(--spacing-lg);
}

.value-input {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-fast);
    min-height: 50px;
}

.value-input:focus {
    outline: none;
    border-color: var(--highlight-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.3);
}

.value-input::placeholder {
    color: var(--text-muted);
}

.submit-btn {
    background: var(--highlight-color);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--button-text);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 50px;
    min-height: 50px;
    font-size: 1.2rem;
    font-weight: 600;
}

.submit-btn:hover, .submit-btn:focus {
    background: var(--button-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.choice {
    background: var(--bg-secondary);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 0;
    text-align: center;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 90px;
    min-height: 90px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
}

.choice:hover {
    background: var(--accent-color);
    border-color: var(--highlight-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.choice:active {
    transform: translateY(0);
}

.choice.selected {
    background: var(--accent-color);
    border-color: var(--highlight-color);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.choice.correct {
    background-color: var(--success-color);
    color: white;
    border-color: var(--success-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
    animation: correctPulse 0.8s ease-in-out;
    z-index: 10;
}

.choice.incorrect {
    background-color: var(--error-color);
    color: white;
    border-color: var(--error-color);
    transform: scale(0.95);
    box-shadow: var(--shadow-md);
    animation: incorrectShake 0.8s ease-in-out;
    z-index: 10;
}

/* ===== RESULT DISPLAY ===== */
.result-display {
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    min-height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== GAMEPAD FOCUS STYLES ===== */
/* Only show gamepad focus styles when a controller is connected */
body.controller-connected .gamepad-focused {
    outline: 3px solid var(--highlight-color);
    outline-offset: 2px;
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
    transform: scale(1.02);
    transition: all var(--transition-fast);
    z-index: 5;
}

body.controller-connected .choice.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-lg), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

body.controller-connected .reload-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

/* ===== ANIMATIONS ===== */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes correctPulse {
    0%, 100% { 
        transform: scale(1.05); 
        box-shadow: var(--shadow-md), 0 0 20px rgba(76, 175, 80, 0.6);
    }
    50% { 
        transform: scale(1.15); 
        box-shadow: var(--shadow-lg), 0 0 30px rgba(76, 175, 80, 0.8);
    }
}

@keyframes incorrectShake {
    0%, 100% { 
        transform: scale(0.95) translateX(0); 
        box-shadow: var(--shadow-md), 0 0 20px rgba(244, 67, 54, 0.6);
    }
    25% { 
        transform: scale(0.95) translateX(-8px); 
        box-shadow: var(--shadow-md), 0 0 20px rgba(244, 67, 54, 0.6);
    }
    75% { 
        transform: scale(0.95) translateX(8px); 
        box-shadow: var(--shadow-md), 0 0 20px rgba(244, 67, 54, 0.6);
    }
}

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

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

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    transition: opacity var(--transition-normal);
}

.loading-screen.hidden {
    opacity: 0;
}

.loading-content {
    text-align: center;
    color: var(--text-primary);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--bg-tertiary);
    border-top: 4px solid var(--highlight-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

/* ===== SUCCESS NOTIFICATION ===== */
.success-notification {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--success-color);
    color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: var(--z-tooltip);
    pointer-events: none;
}

.success-notification.show {
    transform: translateX(0);
    opacity: 1;
}

.success-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    font-size: 1rem;
}

.success-content i {
    font-size: 1.2rem;
}

/* ===== FAILURE NOTIFICATION ===== */
.failure-notification {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--error-color);
    color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: var(--z-tooltip);
    pointer-events: none;
}

.failure-notification.show {
    transform: translateX(0);
    opacity: 1;
}

.failure-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    font-size: 1rem;
}

.failure-content i {
    font-size: 1.2rem;
}

/* ===== RESPONSIVE DESIGN ===== */

/* Wide screen optimizations (Logitech G-Cloud, tablets, etc.) */
@media (min-width: 1024px) {
    .game-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 var(--spacing-lg);
    }
    
    .game-header {
        grid-template-columns: auto 1fr auto;
        padding: var(--spacing-sm) var(--spacing-lg);
        gap: var(--spacing-md);
        width: 100vw;
        max-width: none;
        margin: 0;
        position: relative;
        left: 50%;
        right: 50%;
        margin-left: -50vw;
        margin-right: -50vw;
    }
    
    .mode-toggles {
        gap: var(--spacing-sm);
        flex-wrap: nowrap;
    }
    
    .mode-toggle-btn {
        min-width: 100px;
        height: 48px;
        font-size: 1rem;
        padding: var(--spacing-sm) var(--spacing-lg);
    }
    
    .game-main {
        padding: var(--spacing-xl);
        gap: var(--spacing-xl);
    }
    
    .game-card {
        min-width: 320px;
        min-height: 320px;
        max-width: 400px;
        max-height: 400px;
        overflow: visible;
    }
    
    .niqqud-display {
        font-size: 10rem;
        padding: 2.5rem 1.5rem;
        line-height: 1.5;
        overflow: visible;
    }
    
    .choice-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-xl);
        max-width: 800px;
    }
    
    .choice {
        min-width: 120px;
        min-height: 120px;
        font-size: 1.5rem;
    }
    
}

/* Ultra-wide screen optimizations */
@media (min-width: 1440px) {
    .game-container {
        max-width: 1400px;
    }
    
    .game-header {
        width: 100vw;
        max-width: none;
        margin: 0;
        position: relative;
        left: 50%;
        right: 50%;
        margin-left: -50vw;
        margin-right: -50vw;
        padding: var(--spacing-sm) var(--spacing-xl);
    }
    
    .choice-grid {
        max-width: 1000px;
    }
    
}

/* Extra-wide screen optimizations (G-Cloud, ultra-wide monitors) */
@media (min-width: 1920px) {
    .game-container {
        max-width: 1600px;
    }
    
    .game-header {
        width: 100vw;
        max-width: none;
        margin: 0;
        position: relative;
        left: 50%;
        right: 50%;
        margin-left: -50vw;
        margin-right: -50vw;
        padding: var(--spacing-sm) var(--spacing-xxl);
    }
    
    .choice-grid {
        max-width: 1200px;
    }
    
}
/* Tablet screens - show main mode labels but hide sub-toggle labels */
@media (max-width: 900px) and (min-width: 769px) {
    .mode-toggle-btn {
        min-width: 85px;
        height: 40px;
        font-size: 0.85rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    /* Hide labels on sub-toggles on tablet screens */
    #advanced-toggle-btn .mode-label,
    #cursive-toggle-btn .mode-label,
    #rashi-toggle-btn .mode-label,
    #gematria-hard-toggle-btn .mode-label,
    #gematria-ordered-toggle-btn .mode-label,
    #gematria-combo-toggle-btn .mode-label,
    #hebrew-toggle-btn .mode-label {
        display: none;
    }
    #advanced-toggle-btn,
    #cursive-toggle-btn,
    #rashi-toggle-btn,
    #gematria-hard-toggle-btn,
    #gematria-ordered-toggle-btn,
    #gematria-combo-toggle-btn,
    #hebrew-toggle-btn {
        min-width: 48px;
        width: 48px;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .game-header {
        grid-template-columns: auto 1fr auto;
        padding: var(--spacing-xs) var(--spacing-xs);
        gap: var(--spacing-xs);
    }
    .game-title {
        font-size: 1rem;
    }
    .mode-toggles {
        gap: var(--spacing-xs);
    }
    .mode-toggle-btn {
        min-width: 70px;
        height: 36px;
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    /* Adjust main mode button widths on small screens */
    #niqqud-mode-btn {
        min-width: 75px;
    }
    
    #aleph-beis-mode-btn {
        min-width: 85px;
    }
    
    #gematria-mode-btn {
        min-width: 75px;
    }
    .mode-label {
        font-size: 0.7rem;
    }
    /* Hide labels on sub-toggles on small screens */
    #advanced-toggle-btn .mode-label,
    #cursive-toggle-btn .mode-label,
    #rashi-toggle-btn .mode-label,
    #gematria-hard-toggle-btn .mode-label,
    #gematria-ordered-toggle-btn .mode-label,
    #gematria-combo-toggle-btn .mode-label,
    #hebrew-toggle-btn .mode-label {
        display: none;
    }
    #advanced-toggle-btn,
    #cursive-toggle-btn,
    #rashi-toggle-btn,
    #gematria-hard-toggle-btn,
    #gematria-ordered-toggle-btn,
    #gematria-combo-toggle-btn,
    #hebrew-toggle-btn {
        min-width: 44px;
        width: 44px;
        justify-content: center;
    }
    .install-btn {
        width: 36px;
        height: 36px;
        min-width: 36px;
        min-height: 36px;
        font-size: 0.9rem;
    }
    .reload-btn {
        width: 36px;
        height: 36px;
        min-width: 36px;
        min-height: 36px;
        font-size: 0.9rem;
    }
    .game-card {
        min-width: 180px;
        min-height: 180px;
        max-width: 240px;
        max-height: 240px;
        padding: var(--spacing-xl) var(--spacing-xl);
        overflow: visible;
    }
    .choice-grid {
        gap: var(--spacing-md);
        max-width: none;
    }
    .choice {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .game-header {
        grid-template-columns: auto 1fr auto;
        padding: var(--spacing-xs);
        gap: var(--spacing-xs);
    }
    .game-title {
        font-size: 0.9rem;
    }
    .mode-toggles {
        gap: var(--spacing-xs);
    }
    .mode-toggle-btn {
        min-width: 60px;
        height: 32px;
        font-size: 0.7rem;
        padding: var(--spacing-xs);
    }
    
    /* Adjust main mode button widths on very small screens */
    #niqqud-mode-btn {
        min-width: 65px;
    }
    
    #aleph-beis-mode-btn {
        min-width: 75px;
    }
    
    #gematria-mode-btn {
        min-width: 65px;
    }
    .mode-label {
        font-size: 0.6rem;
    }
    /* Hide labels on sub-toggles on very small screens */
    #advanced-toggle-btn .mode-label,
    #cursive-toggle-btn .mode-label,
    #rashi-toggle-btn .mode-label,
    #gematria-hard-toggle-btn .mode-label,
    #gematria-ordered-toggle-btn .mode-label,
    #gematria-combo-toggle-btn .mode-label,
    #hebrew-toggle-btn .mode-label {
        display: none;
    }
    #advanced-toggle-btn,
    #cursive-toggle-btn,
    #rashi-toggle-btn,
    #gematria-hard-toggle-btn,
    #gematria-ordered-toggle-btn,
    #gematria-combo-toggle-btn,
    #hebrew-toggle-btn {
        min-width: 40px;
        width: 40px;
        height: 32px;
        justify-content: center;
    }
    .reload-btn {
        width: 32px;
        height: 32px;
        min-width: 32px;
        min-height: 32px;
        font-size: 0.8rem;
    }
    .game-card {
        padding: var(--spacing-lg) var(--spacing-lg);
        overflow: visible;
    }
    .niqqud-display {
        padding: 1.5rem 0.75rem;
        line-height: 1.5;
        overflow: visible;
    }
    .choice-grid {
        gap: var(--spacing-sm);
        padding: 0 2px;
    }
    .choice {
        font-size: 0.9rem;
        padding: 14px 0;
    }
    
    .hard-mode-container {
        max-width: 300px;
    }
    
    .input-group {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .value-input {
        font-size: 1rem;
        min-height: 44px;
    }
    
    .submit-btn {
        font-size: 1rem;
        min-width: 44px;
        min-height: 44px;
    }
}

/* Extra small screens - hide labels on main mode buttons too */
@media (max-width: 360px) {
    .game-header {
        grid-template-columns: 1fr auto;
        gap: var(--spacing-xs);
    }
    .mode-toggles {
        display: none;
    }
    .mode-toggle-btn {
        min-width: 36px;
        width: 36px;
        height: 32px;
        justify-content: center;
    }
    .mode-label {
        display: none;
    }
    /* Show only icons for all buttons */
    #niqqud-mode-btn,
    #aleph-beis-mode-btn,
    #gematria-mode-btn,
    #advanced-toggle-btn,
    #cursive-toggle-btn,
    #rashi-toggle-btn,
    #gematria-hard-toggle-btn,
    #gematria-ordered-toggle-btn,
    #gematria-combo-toggle-btn,
    #hebrew-toggle-btn {
        min-width: 36px;
        width: 36px;
        justify-content: center;
    }
    .install-btn {
        width: 32px;
        height: 32px;
        min-width: 32px;
        min-height: 32px;
        font-size: 0.8rem;
    }
    .reload-btn {
        width: 32px;
        height: 32px;
        min-width: 32px;
        min-height: 32px;
        font-size: 0.8rem;
    }
}

/* ===== CURSIVE MODE STYLES ===== */
.choice.noto-serif-hebrew-main {
    font-size: 2.5rem;
    font-weight: 400;
    line-height: 1;
}

@media (max-width: 768px) {
    .choice.noto-serif-hebrew-main {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .choice.noto-serif-hebrew-main {
        font-size: 1.8rem;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
*:focus {
    outline: 2px solid var(--highlight-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --bg-primary: #000000;
        --bg-secondary: #1a1a1a;
        --text-primary: #ffffff;
        --highlight-color: #ffff00;
    }
}

/* Print styles */
@media print {
    .game-container {
        background: white;
        color: black;
    }
    
    .sidebar, .overlay, .loading-screen, .modal {
        display: none !important;
    }
}

/* === Custom Font for Niqqud Display === */
.noto-serif-hebrew-main {
    font-family: 'Noto Serif Hebrew', serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-variation-settings: 'wdth' 100;
}

/* === Prevent text selection for better mobile experience === */
* {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
input, textarea {
    -webkit-user-select: text;
    -khtml-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* === Android status bar color and safe area === */
@media screen and (max-width: 768px) {
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }
}

/* === Prevent zoom on input focus for iOS === */
@media screen and (max-width: 768px) {
    input[type="text"] {
        font-size: 16px;
    }
}

/* === Touch-friendly focus styles === */
.choice:focus, .reload-btn:focus, .value-input:focus, .submit-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.3);
}

/* Hard mode input gamepad focus */
body.controller-connected .value-input.gamepad-focused {
    border-color: var(--highlight-color);
    transform: scale(1.02);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

body.controller-connected .submit-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

/* Responsive: On landscape, show all tiles in one row */
@media (orientation: landscape) {
    .choice-grid {
        grid-template-columns: repeat(4, 1fr) !important;
        gap: var(--spacing-lg);
        width: 100%;
        padding-left: var(--spacing-lg);
        padding-right: var(--spacing-lg);
        overflow-x: visible;
    }
    .choice {
        width: auto;
        min-width: 100px;
        min-height: 100px;
        font-size: 1.5rem;
        box-sizing: border-box;
    }
    
    .choice.noto-serif-hebrew-main {
        font-size: 2rem;
    }
}

/* ===== CURSIVE FONT CLASS ===== */
.refoyl-cursive {
    font-family: 'Playpen Sans Hebrew', cursive;
    font-weight: normal;
    font-style: normal;
}
/* ===== RASHI FONT CLASS ===== */
.hadassah-rashi {
    font-family: 'Noto Rashi Hebrew', serif;
    font-weight: normal;
    font-style: normal;
}

#print-chart-btn {
    min-width: 100px;
}

body.controller-connected #print-chart-btn.gamepad-focused {
    border-color: var(--highlight-color);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(233, 69, 96, 0.3), 0 0 15px rgba(233, 69, 96, 0.4);
}

/* Chart Modal Styles */
#hebrew-chart-modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
}
#hebrew-chart-modal .modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    max-width: 600px;
    width: 95vw;
    box-shadow: var(--shadow-lg);
}
#hebrew-chart-table {
    border-collapse: collapse;
    margin: 0 auto;
}
#hebrew-chart-table td, #hebrew-chart-table th {
    border: 2px solid #888;
    width: 48px;
    height: 48px;
    text-align: center;
    font-size: 2rem;
    font-family: 'Noto Serif Hebrew', serif;
    background: #e0e0e0;
    color: #111;
}
@media (prefers-color-scheme: dark) {
    #hebrew-chart-table td, #hebrew-chart-table th {
        background: #222;
        color: #fff;
        border-color: #555;
    }
}
#hebrew-chart-modal .close-btn, #hebrew-chart-modal .print-btn {
    margin: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--highlight-color);
    color: var(--button-text);
    transition: all var(--transition-fast);
}
#hebrew-chart-modal .close-btn:hover, #hebrew-chart-modal .print-btn:hover {
    background: var(--button-hover);
}
@media print {
    #hebrew-chart-modal {
        position: static !important;
        background: none !important;
        box-shadow: none !important;
    }
    #hebrew-chart-modal .modal-content {
        box-shadow: none !important;
        background: white !important;
        color: black !important;
    }
    #hebrew-chart-modal .close-btn, #hebrew-chart-modal .print-btn {
        display: none !important;
    }
}

#hebrew-chart-container {
    direction: rtl;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 0;
}

#hebrew-chart-container h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin: 0 0 var(--spacing-lg) 0;
    padding: 0 var(--spacing-md);
    text-align: center;
    width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    color: var(--text-primary);
}

/* Use CSS Grid instead of table for better responsive behavior */
#hebrew-chart-table {
    border-collapse: collapse;
    margin: 0 auto;
    width: 100%;
    max-width: 100%;
}

#hebrew-chart-table td, #hebrew-chart-table th {
    border: 2px solid rgba(255, 255, 255, 0.1);
    width: 48px;
    height: 48px;
    text-align: center;
    font-size: 2rem;
    font-family: 'Noto Serif Hebrew', serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: var(--spacing-xs);
    transition: all var(--transition-fast);
}

#hebrew-chart-table td:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--highlight-color);
}

/* Chart font variations */
#hebrew-chart-table.cursive td,
#hebrew-chart-table.cursive th {
    font-family: 'Playpen Sans Hebrew', cursive;
}

#hebrew-chart-table.rashi td,
#hebrew-chart-table.rashi th {
    font-family: 'Noto Rashi Hebrew', serif;
}

/* Responsive adjustments for different screen sizes */
@media (min-width: 1920px) {
    #hebrew-chart-table {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: var(--spacing-md);
    }
    #hebrew-chart-table td,
    #hebrew-chart-table .chart-letter {
        font-size: clamp(1.5rem, 2.5vw, 2.5rem);
        min-height: 70px;
    }
}


#chart-toggles {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.chart-segmented-toggle {
    display: flex;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--highlight-color);
    background: var(--bg-tertiary);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.chart-segmented-toggle-btn {
    flex: 1 1 0;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    outline: none;
    user-select: none;
    min-width: 70px;
    min-height: 40px;
    touch-action: manipulation;
}

.chart-segmented-toggle-btn.active {
    background: var(--highlight-color);
    color: var(--button-text);
    box-shadow: var(--shadow-md);
}

.chart-segmented-toggle-btn:not(:last-child) {
    border-right: 1px solid var(--highlight-color);
}

#chart-back-btn {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--highlight-color);
    color: var(--button-text);
    transition: all var(--transition-fast);
    user-select: none !important;
    box-shadow: var(--shadow-md);
    min-width: 120px;
    min-height: 44px;
    touch-action: manipulation;
}

#chart-back-btn:hover {
    background: var(--button-hover);
}

body, #hebrew-chart-container, #hebrew-chart-table, #hebrew-chart-table td, #hebrew-chart-table th, .choice, .result-display, .game-title, .score-display, .success-notification, .failure-notification {
    user-select: text !important;
}

.mode-toggle-btn, .reload-btn, .chart-segmented-toggle-btn, #chart-back-btn {
    user-select: none !important;
}

/* Remove chevron/collapsed-toggles/mobile toolbar collapse styles */
#toolbar-chevron, #collapsed-toggles, .toolbar-chevron {
    display: none !important;
}

@media (max-width: 900px), (min-width: 901px) {
    #toolbar-chevron, #collapsed-toggles, .toolbar-chevron {
        display: none !important;
    }
    .mode-toggle-btn {
        display: flex !important;
    }
}


/* === Android PWA status bar theming === */
@media screen and (max-width: 768px) {
  :root {
    --status-bar-color: #ffffff;
  }
}

@media screen and (max-width: 768px) {
  /* iOS safe area support for header */
  @supports (padding-top: env(safe-area-inset-top)) {
    .game-header {
      padding-top: calc(env(safe-area-inset-top) + var(--spacing-md));
      padding-bottom: var(--spacing-xs);
    }
  }
}

/* Score floating in main area */
.score-main-float {
    position: absolute;
    top: calc(var(--toolbar-height, 64px) + env(safe-area-inset-top, 0px) + var(--spacing-sm));
    left: var(--spacing-lg);
    z-index: var(--z-sticky);
    display: flex;
    justify-content: flex-start;
    pointer-events: none;
}

/* Responsive score positioning for narrow screens */
@media (max-width: 600px) {
    .score-main-float {
        top: calc(var(--toolbar-height, 64px) + env(safe-area-inset-top, 0px) + 80px + var(--spacing-sm));
    }
}

@media (max-width: 480px) {
    .score-main-float {
        top: calc(var(--toolbar-height, 64px) + env(safe-area-inset-top, 0px) + 70px + var(--spacing-sm));
        left: var(--spacing-sm);
    }
}

@media (max-width: 360px) {
    .score-main-float {
        top: calc(var(--toolbar-height, 64px) + env(safe-area-inset-top, 0px) + 60px + var(--spacing-sm));
        left: var(--spacing-xs);
    }
}
.score-main-float .score-display {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    margin-top: var(--spacing-xs);
    pointer-events: auto;
}

/* Chart container/table responsive fix */
#hebrew-chart-container {
    width: 100vw;
    max-width: 100vw;
    overflow-x: auto !important;
    box-sizing: border-box;
    padding-bottom: var(--spacing-lg);
}
#hebrew-chart-table {
    min-width: 900px;
    max-width: none;
    width: auto;
    margin: 0 auto;
    box-sizing: border-box;
    display: block;
    overflow-x: auto;
}
#hebrew-chart-table tr {
    display: table-row;
}
#hebrew-chart-table td, #hebrew-chart-table th {
    white-space: nowrap;
}

@supports (padding-top: env(safe-area-inset-top)) {
  .game-header {
    padding-top: calc(env(safe-area-inset-top) + var(--spacing-md));
  }
}

/* Center install button in toolbar and style it consistently */
.header-right-group {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: flex-end;
    flex-wrap: nowrap;
}

/* Match install button to reload-btn, but keep green color */
.install-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #28a745;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 8px 18px; /* match .reload-btn */
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04);
    transition: background 0.2s, box-shadow 0.2s;
    min-width: 44px;
    min-height: 44px;
    margin: 0 0 0 8px; /* match .reload-btn */
}
.install-btn i {
    margin-right: 8px;
    font-size: 1.1em;
}
.install-btn:hover:not(:disabled) {
    background: #218838;
    box-shadow: 0 2px 6px rgba(40,167,69,0.08);
}
.install-btn:active {
    background: #1e7e34;
}
.install-btn:disabled {
    background: #6c757d;
    cursor: not-allowed;
    opacity: 0.7;
}

/* Ensure .reload-btn and .install-btn align and space the same */
.reload-btn, .install-btn {
    margin-left: 8px;
    min-width: 44px;
    min-height: 44px;
    padding: 8px 18px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Center the header group if it's the only thing in the header */
.game-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

@media (max-width: 600px) {
    .header-right-group {
        flex-basis: 100%;
        justify-content: center;
        margin-top: 8px;
    }
    .game-header {
        flex-direction: column;
        align-items: stretch;
    }
}