/* Puzzle Slider */

.puzzle-stats {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.puzzle-grid {
    display: grid;
    gap: 4px;
    max-width: 400px;
    margin: 0 auto;
    aspect-ratio: 1;
    background: var(--card-border);
    border-radius: 12px;
    padding: 4px;
}

.puzzle-tile {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #fff;
    font-size: 1.5rem;
    font-weight: 800;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.15s, background-color 0.15s;
    user-select: none;
    aspect-ratio: 1;
}

.puzzle-tile:hover {
    transform: scale(0.96);
    filter: brightness(1.1);
}

.puzzle-tile.empty {
    background: transparent;
    cursor: default;
}

.puzzle-tile.empty:hover {
    transform: none;
    filter: none;
}

.puzzle-tile.correct {
    background: #4caf50;
}

.puzzle-win {
    text-align: center;
    margin-top: 2rem;
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
}

.win-icon {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}

@media (max-width: 480px) {
    .puzzle-grid {
        max-width: 320px;
    }

    .puzzle-tile {
        font-size: 1.2rem;
    }
}