/* Button Styles */
.button {
    border: 1px solid #000;
    background: transparent;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.button:hover {
    background-color: #000;
    color: #fff;
}

.button:active {
    opacity: 0.8;
}

.puzzle-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.symbol-button {
    font-family: monospace;
}

.active-button {
    background-color: #000;
    color: #fff;
}

.deactivated-button {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    filter: grayscale(50%);
}

#initialize-puzzle-button {
    width: 100%;
    padding: 0.75rem;
    font-size: 1.1rem;
    margin-top: 0.5rem;
}