.guideContainer {
    max-width: max(66.66%, 800px);
    margin: 0 auto;
    padding: 1rem;
    line-height: 1.6;
}

.stepCard {
    background: rgba(128, 128, 128, 0.1);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}

.stepCard h3 {
    margin-top: 0;
    margin-bottom: 0.625rem;
}

code {
    background: rgba(128, 128, 128, 0.2);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.875em;
}

@media (max-width: 768px) {
    .guideContainer {
        padding: 0.75rem;
    }

    .stepCard {
        padding: 1rem;
        margin-bottom: 1rem;
    }

    .systemNote {
        padding: 1rem;
        margin-top: 1.5rem;
    }
}

.systemNote {
    border-left: 4px solid #888;
    padding: 1rem;
    margin-top: 1.875rem;
    font-style: italic;
    font-size: 0.9em;
    background: rgba(128, 128, 128, 0.05);
}

.backBtn {
    display: inline-block;
    margin-top: 1.875rem;
    padding: 0.625rem 1.25rem;
    background-color: transparent;
    color: inherit;
    border: 2px solid currentColor;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    cursor: pointer;
    transition: opacity 0.2s;
}

.backBtn:hover {
    opacity: 0.7;
}