/**
 * Dark Mode Theme for TypeVortex
 * Overrides existing CSS variables for dark mode
 */

/* Dark mode overrides for existing design system variables */
[data-theme="dark"] {
    /* === COLOR PALETTE OVERRIDES === */
    
    /* Primary Colors - slightly brighter for dark backgrounds */
    --color-primary: #66bb6a;
    --color-primary-dark: #4caf50;
    --color-primary-light: #81c784;
    --color-primary-alpha: rgba(102, 187, 106, 0.15);
    
    /* Secondary Colors - adjusted for dark mode */
    --color-secondary: #42a5f5;
    --color-secondary-dark: #2196f3;
    --color-secondary-light: #64b5f6;
    --color-secondary-alpha: rgba(66, 165, 245, 0.15);
    
    /* Accent Colors - more vibrant in dark mode */
    --color-accent: #ffb74d;
    --color-accent-dark: #ff9800;
    --color-accent-light: #ffcc80;
    
    /* Status Colors - adjusted for visibility */
    --color-success: #66bb6a;
    --color-warning: #ffb74d;
    --color-error: #ef5350;
    --color-info: #42a5f5;
    
    /* Neutral Colors - Dark Theme */
    --color-background: #1a1a1a;
    --color-surface: #2d2d2d;
    --color-surface-elevated: #3a3a3a;
    --color-border: rgba(255, 255, 255, 0.12);
    --color-border-focus: rgba(102, 187, 106, 0.5);
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #b0b0b0;
    --color-text-disabled: #808080;
    --color-text-inverse: #1a1a1a;
    
    /* Shadows - stronger in dark mode */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);
    
    /* Game-specific colors */
    --color-matrix-bg: #1e1e1e;
    --color-matrix-cell: #2a2a2a;
    --color-matrix-border: #404040;
    --color-current-cell: #66bb6a;
    --color-visited-cell: #ffa726;
    --color-valid-cell: #1e3a5f;
    --color-obstacle-cell: #424242;
    --color-bounty-cell: #ffb300;
}

/* Apply dark theme colors to body */
body {
    background-color: var(--color-background);
    color: var(--color-text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark mode specific adjustments */
[data-theme="dark"] {
    /* Matrix cells need special handling */
    .matrix-cell {
        background-color: var(--color-matrix-cell);
        border-color: var(--color-matrix-border);
        color: var(--color-text-primary);
    }
    
    .matrix-cell.current {
        background-color: var(--color-current-cell) !important;
        color: var(--color-text-inverse) !important;
        box-shadow: 0 0 10px var(--color-current-cell);
    }
    
    .matrix-cell.visited {
        background-color: var(--color-visited-cell);
        color: var(--color-text-inverse);
    }
    
    .matrix-cell.valid {
        background-color: var(--color-valid-cell);
        border-color: var(--color-secondary);
    }
    
    .matrix-cell.obstacle {
        background-color: var(--color-obstacle-cell);
    }
    
    .matrix-cell.bounty {
        background-color: var(--color-bounty-cell);
        color: var(--color-text-inverse);
    }
    
    /* Buttons need better contrast */
    .btn, button {
        background-color: var(--color-primary);
        color: var(--color-text-inverse);
        border: 1px solid var(--color-border);
    }
    
    .btn:hover, button:hover {
        background-color: var(--color-primary-dark);
    }
    
    /* Input fields */
    input[type="text"],
    input[type="number"],
    select,
    textarea {
        background-color: var(--color-surface-elevated);
        color: var(--color-text-primary);
        border: 1px solid var(--color-border);
    }
    
    input:focus,
    select:focus,
    textarea:focus {
        background-color: var(--color-surface-elevated);
        border-color: var(--color-border-focus);
        outline-color: var(--color-primary);
    }
    
    /* Modals and overlays */
    .modal,
    .game-over-modal {
        background-color: var(--color-surface);
        border: 1px solid var(--color-border);
        box-shadow: var(--shadow-xl);
    }
    
    .modal-overlay {
        background-color: rgba(0, 0, 0, 0.8);
    }
    
    /* Info panels */
    .info-box,
    .stats-panel,
    .settings-panel,
    .room-item,
    .player-slot {
        background-color: var(--color-surface);
        border-color: var(--color-border);
    }
    
    /* Scrollbars */
    ::-webkit-scrollbar {
        background-color: var(--color-surface);
    }
    
    ::-webkit-scrollbar-thumb {
        background-color: var(--color-surface-elevated);
        border-radius: 4px;
    }
    
    ::-webkit-scrollbar-thumb:hover {
        background-color: var(--color-border);
    }
    
    /* Links */
    a {
        color: #64b5f6;
    }
    
    a:hover {
        color: #90caf9;
    }
    
    a:visited {
        color: #ba68c8;
    }
}

/* Theme toggle button */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--color-surface-elevated);
    border: 2px solid var(--color-border);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transition: all 0.3s ease;
    z-index: 10000;
    box-shadow: var(--shadow-md);
}

.theme-toggle:hover {
    background-color: var(--color-primary);
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.theme-toggle:active {
    transform: scale(0.95);
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .theme-toggle {
        width: 44px;
        height: 44px;
        top: 10px;
        right: 10px;
        font-size: 20px;
    }
}

/* Preserve animations */
.matrix-cell {
    transition: background-color 0.15s ease, transform 0.15s ease;
}

/* High contrast mode for accessibility */
@media (prefers-contrast: high) {
    [data-theme="dark"] {
        --color-border: rgba(255, 255, 255, 0.3);
        --color-text-primary: #ffffff;
        --color-background: #000000;
        --color-surface: #1a1a1a;
    }
}

/* Smooth theme transitions */
* {
    transition: background-color 0.3s ease, 
                color 0.3s ease, 
                border-color 0.3s ease;
}

/* Don't transition game animations */
.matrix-cell,
.valid-move-indicator,
.trail-effect {
    transition: all 0.15s ease !important;
}