/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #87CEEB 0%, #98FB98 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.game-container {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    text-align: center;
    max-width: 600px;
    width: 100%;
}

header h1 {
    color: #2E8B57;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.instructions {
    color: #556B2F;
    font-size: 1.1rem;
    margin-bottom: 20px;
    font-weight: 400;
}

.game-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 0 10px;
}

.moves-counter {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2E8B57;
}

.new-game-btn, .play-again-btn {
    background: linear-gradient(45deg, #32CD32, #228B22);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(50, 205, 50, 0.3);
}

.new-game-btn:hover, .play-again-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(50, 205, 50, 0.4);
}

.new-game-btn:active, .play-again-btn:active {
    transform: translateY(0);
}

.canvas-container {
    margin: 20px 0;
    display: flex;
    justify-content: center;
}

#gameCanvas {
    border: 4px solid #8B4513;
    border-radius: 10px;
    background: #F5F5DC;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    cursor: pointer;
}

#gameCanvas:focus {
    outline: 3px solid #32CD32;
    outline-offset: 2px;
}

.win-message {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    border-radius: 15px;
    padding: 25px;
    margin: 20px 0;
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.3);
    animation: celebration 0.6s ease-out;
}

.win-message h2 {
    color: #8B4513;
    font-size: 2rem;
    margin-bottom: 10px;
}

.win-message p {
    color: #A0522D;
    font-size: 1.1rem;
    margin-bottom: 10px;
    font-weight: 500;
}

.hidden {
    display: none;
}

.game-controls {
    margin-top: 20px;
    color: #556B2F;
}

.game-controls p {
    margin-bottom: 10px;
    font-weight: 600;
}

.control-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
    max-width: 150px;
    margin: 0 auto;
}

.key {
    background: #F0F8FF;
    border: 2px solid #B0C4DE;
    border-radius: 8px;
    padding: 8px;
    font-size: 1.2rem;
    font-weight: 600;
    color: #2E8B57;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

@keyframes celebration {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Responsive design */
@media (max-width: 600px) {
    .game-container {
        padding: 20px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    #gameCanvas {
        width: 100%;
        max-width: 400px;
        height: auto;
    }
    
    .game-info {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 400px) {
    #gameCanvas {
        max-width: 320px;
    }
    
    header h1 {
        font-size: 1.8rem;
    }
}