/* 
 * Game Design System
 * This file contains shared styles and components for all games
 * 
 * Usage:
 * 1. Link this file in your game's HTML: <link rel="stylesheet" href="game-styles.css">
 * 2. Use the provided classes and CSS variables
 * 3. Override specific styles as needed in your game's specific CSS
 */

:root {
    /* Color System */
    --game-bg-primary: #222;
    --game-bg-secondary: #333;
    --game-text-primary: #fff;
    --game-text-secondary: #ccc;
    --game-accent: #0066cc;
    --game-success: #4CAF50;
    --game-danger: #f44336;
    --game-warning: #ff9800;
    
    /* Spacing System */
    --game-spacing-xs: 4px;
    --game-spacing-sm: 8px;
    --game-spacing-md: 16px;
    --game-spacing-lg: 24px;
    --game-spacing-xl: 32px;
    
    /* Typography */
    --game-font-primary: 'Arial', sans-serif;
    --game-font-mono: 'Courier New', monospace;
    --game-font-size-sm: 12px;
    --game-font-size-md: 16px;
    --game-font-size-lg: 24px;
    --game-font-size-xl: 32px;
    
    /* Border Radius */
    --game-border-radius-sm: 4px;
    --game-border-radius-md: 8px;
    --game-border-radius-lg: 12px;
    
    /* Shadows */
    --game-shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --game-shadow-md: 0 4px 8px rgba(0,0,0,0.2);
    --game-shadow-lg: 0 8px 16px rgba(0,0,0,0.3);
}

/* Base Game Container */
.game-container {
    position: relative;
    width: 100%;
    height: 100%;
    max-width: 600px;
    max-height: 900px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: var(--game-bg-primary);
    padding: var(--game-spacing-md);
    margin: 0 auto;
    box-sizing: border-box;
    font-family: var(--game-font-primary);
    color: var(--game-text-primary);
}

/* Game Area */
.game-area {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    position: relative;
    margin: 0 auto;
}

/* Game Controls */
.game-controls {
    display: flex;
    gap: var(--game-spacing-md);
    margin-top: var(--game-spacing-md);
}

.game-button {
    padding: var(--game-spacing-sm) var(--game-spacing-md);
    border: none;
    border-radius: var(--game-border-radius-md);
    background-color: var(--game-accent);
    color: var(--game-text-primary);
    font-size: var(--game-font-size-md);
    cursor: pointer;
    transition: background-color 0.2s;
}

.game-button:hover {
    background-color: var(--game-success);
}

/* Score Display */
.score-display {
    position: absolute;
    top: var(--game-spacing-md);
    right: var(--game-spacing-md);
    background-color: var(--game-bg-secondary);
    padding: var(--game-spacing-sm) var(--game-spacing-md);
    border-radius: var(--game-border-radius-md);
    font-size: var(--game-font-size-md);
    box-shadow: var(--game-shadow-sm);
}

/* Game Over Screen */
.game-over-screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.game-over-title {
    font-size: var(--game-font-size-xl);
    margin-bottom: var(--game-spacing-lg);
    color: var(--game-text-primary);
}

/* Pause Screen */
.pause-screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 50;
}

/* Responsive Design */
@media (max-width: 768px) {
    .game-container {
        padding: var(--game-spacing-sm);
    }
    
    .game-button {
        padding: var(--game-spacing-xs) var(--game-spacing-sm);
        font-size: var(--game-font-size-sm);
    }
    
    .score-display {
        font-size: var(--game-font-size-sm);
    }
}

/* Animation Classes */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.hidden {
    display: none;
}

.visible {
    display: block;
}