/* Font and button styling */
body {
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: var(--app-height, 100vh);
    padding: calc(env(safe-area-inset-top) + 1rem) clamp(1rem, 4vw, 2rem) calc(env(safe-area-inset-bottom) + 1rem);
    box-sizing: border-box;
    background: #f0f0f0;
}

#game-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 3rem;
    color: var(--theme-color);
    margin-bottom: 20px;
    text-align: center;
}


#game-title::before {
    content: '';
    display: inline-block;
    width: 40px;
    height: 40px;
    margin-right: 10px;
    background-image: url('https://raw.githubusercontent.com/Omoluabi1003/Ariyo-AI/main/Logo.jpg');
    background-size: contain;
    background-repeat: no-repeat;
}

#game-container {
    width: 100%;
    min-height: var(--app-height, 100vh);
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: #f0f0f0;
    background-image: linear-gradient(45deg, #ccc 25%, transparent 25%, transparent 75%, #ccc 75%, #ccc), linear-gradient(45deg, #ccc 25%, transparent 25%, transparent 75%, #ccc 75%, #ccc);
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
    padding: calc(var(--app-height, 100vh) * 0.05) 0;
}

#puzzle-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

#puzzle-grid {
    display: grid;
    border: 2px solid #333;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(3, 1fr);
    width: min(90vmin, 400px);
    aspect-ratio: 4 / 3;
    box-sizing: border-box;
    gap: 1px;
}

.puzzle-tile {
    border: 1px solid #ccc;
    box-sizing: border-box;
    background-size: 400px 300px;
    cursor: pointer;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: transform 0.1s ease-in-out;
}

.puzzle-tile:active {
    transform: scale(0.98);
}

.empty-tile {
    background: repeating-linear-gradient(
        45deg,
        #f0f0f0,
        #f0f0f0 10px,
        #e0e0e0 10px,
        #e0e0e0 20px
    );
}

#puzzle-controls {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

#difficulty, #puzzle-name {
    padding: 5px;
    border-radius: 5px;
}

#start-button, #stop-button {
    padding: 5px 10px;
    border-radius: 5px;
    background-color: var(--theme-color);
    color: white;
    border: none;
    cursor: pointer;
}

#score, #timer {
    font-weight: bold;
}

#instructions {
    margin-top: 20px;
    font-size: 0.9rem;
    color: #333;
    text-align: center;
    font-weight: bold;
    max-width: 400px;
    padding: 0 20px;
}

@media screen and (max-width: 600px) {
    #game-container {
        text-align: center;
    }
}