.page-header,
.guide-content {
    max-width: 720px;
}

.guide-content h4 {
    margin-bottom: 12px;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.8;
}

.guide-content h5 {
    margin-bottom: 8px;
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.8;
    overflow-wrap: anywhere;
}

.guide-content h5 + h4 {
    margin-top: 24px;
}

.guide-content h6 {
    margin: 0 0 20px;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface-soft);
    color: var(--muted);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.7;
}

.guide-content p {
    margin-bottom: 24px;
}

.guide-content p > img {
    display: block;
    box-sizing: border-box;
    width: 100%;
    max-width: 480px;
    height: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.guide-content p > img ~ img {
    margin-top: 16px;
}

.guide-content > br,
.guide-content p > br {
    display: none;
}

.video-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    width: 64px;
    height: 64px;
    margin-bottom: 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.video-link:hover {
    border-color: var(--border-strong);
    background: var(--accent-soft);
}

img.play-btn {
    display: block;
    width: 40px;
    max-width: 100%;
    height: auto;
}