.tutorialSectionDiv1 {
    display: block;
    margin: 8px 0;
    padding: 24px;
    background: var(--card-bg);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    color: var(--text-secondary);
    font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    line-height: 1.6;
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-medium) var(--ease-out-cubic);
    overflow: hidden;
    position: relative;
}

.tutorialSectionDiv1::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-medium) var(--ease-out-cubic);
}

.tutorialSectionDiv1:hover::before {
    opacity: 1;
}

.tutorialSectionDiv1:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border-color: var(--accent-purple);
}

.tutorialSectionDiv1:focus-within {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
    border-color: var(--accent-cyan);
}

.tutorialSectionDiv1 a:link, .tutorialSectionDiv1 a:visited {
    color: var(--accent-purple);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-medium) var(--ease-out-cubic);
    border-bottom: 1px solid transparent;
    position: relative;
}

.tutorialSectionDiv1 a:hover {
    color: var(--accent-cyan);
    border-bottom-color: var(--accent-cyan);
}

.tutorialSectionDiv1 a:focus-visible {
    outline: 3px solid var(--accent-cyan);
    outline-offset: 2px;
    border-radius: 6px;
}

.tutorialSectionTextDiv1 {
    width: 100%;
    margin: 16px 0;
    padding: 0;
    background: transparent;
    color: var(--text-secondary);
    font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    font-weight: 400;
    line-height: 1.7;
}

.tutorialSectionTextDiv1 p {
    margin-bottom: 12px;
}

.tutorialSectionTextDiv1 p:last-child {
    margin-bottom: 0;
}

.tutorialSectionTitleSpan1 {
    margin: 0 0 12px 0;
    padding: 0 0 6px 0;
    background: transparent;
    color: var(--accent-purple);
    font-size: clamp(0.95rem, 2.5vw, 1.05rem);
    font-weight: 700;
    display: inline-block;
    position: relative;
    line-height: 1.3;
    vertical-align: baseline;
    letter-spacing: -0.01em;
}

.tutorialSubSectionTitleSpan1 {
    margin: 12px 0 8px 0;
    padding: 0 0 6px 0;
    background: transparent;
    color: var(--text-primary);
    font-size: clamp(1.2rem, 3vw, 1.4rem);
    font-weight: 700;
    display: block;
    position: relative;
    border-bottom: 2px solid var(--border-subtle);
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.tutorialSubSectionTitleSpan1::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--secondary-gradient);
}

.tutorialSectionTitleSeparatorSpan1 {
    margin: 0 8px;
    padding: 0;
    background: transparent;
    color: var(--text-muted);
    font-size: clamp(1.1rem, 3vw, 1.3rem);
    font-weight: 300;
    display: inline-block;
    vertical-align: baseline;
}

.ol_decimal_1, .ol_upper_latin_1, .ol_lower_latin_1, .ol_upper_roman_1, .ol_lower_roman_1 {
    padding-left: 20px;
    margin: 8px 0;
}

.ol_decimal_contents_1 {
    padding-left: 28px;
    margin: 8px 0;
    font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    line-height: 1.5;
}

.ol_decimal_contents_1 .ol_lower_roman_contents_1 {
    margin-top: 8px;
    margin-bottom: 8px;
}

.ol_lower_latin_contents_1 {
    padding-left: 24px;
    margin: 6px 0;
    font-size: clamp(0.75rem, 2vw, 0.85rem);
    line-height: 1.4;
}

.ol_lower_roman_contents_1 {
    padding-left: 24px;
    margin: 6px 0;
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    line-height: 1.5;
}

.ol_lower_roman_contents_1 .ol_lower_latin_contents_1 {
    margin-top: 6px;
    margin-bottom: 6px;
}

.ol_decimal_1 li, .ol_upper_latin_1 li, .ol_upper_roman_1 li, .ol_lower_roman_1 li, .ol_lower_latin_1 li {
    margin: 3px 0;
    padding: 2px 0;
    font-size: clamp(0.8rem, 2.5vw, 0.9rem);
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.6;
    background: transparent;
    border-radius: 8px;
    transition: all var(--transition-fast) var(--ease-out-cubic);
}

.ol_decimal_1 li:hover, .ol_upper_latin_1 li:hover, .ol_upper_roman_1 li:hover,
.ol_lower_roman_1 li:hover, .ol_lower_latin_1 li:hover {
    background: rgba(139, 92, 246, 0.05);
    padding-left: 4px;
}

.ol_decimal_contents_1 li {
    margin: 4px 0;
    padding: 3px 0;
    font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    font-weight: 500;
    color: var(--text-secondary);
    line-height: 1.5;
    background: transparent;
    border-radius: 8px;
    transition: all var(--transition-fast) var(--ease-out-cubic);
}

.ol_decimal_contents_1 li:hover {
    background: rgba(139, 92, 246, 0.05);
    padding-left: 4px;
}

.ol_lower_roman_contents_1 li {
    margin: 3px 0;
    padding: 2px 0;
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.5;
    background: transparent;
    border-radius: 8px;
    transition: all var(--transition-fast) var(--ease-out-cubic);
}

.ol_lower_roman_contents_1 li:hover {
    background: rgba(139, 92, 246, 0.05);
    padding-left: 4px;
}

.ol_lower_latin_contents_1 li {
    margin: 3px 0;
    padding: 2px 0;
    font-size: clamp(0.75rem, 2vw, 0.85rem);
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.4;
    background: transparent;
    border-radius: 8px;
    transition: all var(--transition-fast) var(--ease-out-cubic);
}

.ol_lower_latin_contents_1 li:hover {
    background: rgba(139, 92, 246, 0.05);
    padding-left: 4px;
}

.ol_decimal_1>li::marker, .ol_decimal_contents_1>li::marker, .ol_upper_latin_1>li::marker,
.ol_lower_latin_1>li::marker, .ol_lower_latin_contents_1>li::marker, .ol_upper_roman_1>li::marker,
.ol_lower_roman_1>li::marker, .ol_lower_roman_contents_1>li::marker {
    color: var(--accent-purple);
    font-weight: 700;
    font-size: 1.1em;
}

.ol_decimal_contents_1>li::marker {
    color: var(--accent-purple);
    font-weight: 700;
    font-size: 1em;
}

.ol_lower_roman_contents_1>li::marker {
    color: var(--accent-purple);
    font-weight: 700;
    font-size: 0.95em;
}

.ol_lower_latin_contents_1>li::marker {
    color: var(--accent-purple);
    font-weight: 700;
    font-size: 0.9em;
}

.ul_square_1, .ul_circle_1, .ul_disc_1, .ul_none_2 {
    padding-left: 24px;
    margin: 8px 0;
}

.ul_square_1 li, .ul_circle_1 li, .ul_disc_1 li, .ul_none_2 li {
    margin: 3px 0;
    padding: 2px 0;
    font-size: clamp(0.8rem, 2.5vw, 0.9rem);
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.5;
    position: relative;
    border-radius: 8px;
    transition: all var(--transition-fast) var(--ease-out-cubic);
}

.ul_square_1 li:hover, .ul_circle_1 li:hover, .ul_disc_1 li:hover, .ul_none_2 li:hover {
    background: rgba(139, 92, 246, 0.05);
    padding-left: 4px;
}

.ul_square_1 li::before {
    content: '■';
    color: var(--accent-purple);
    font-weight: bold;
    position: absolute;
    left: -24px;
    font-size: 1.1em;
    transition: color var(--transition-fast) var(--ease-out-cubic);
}

.ul_square_1 li:hover::before {
    color: var(--accent-cyan);
}

.ul_circle_1 li::before {
    content: '○';
    color: var(--accent-cyan);
    font-weight: bold;
    position: absolute;
    left: -24px;
    font-size: 1.1em;
    transition: color var(--transition-fast) var(--ease-out-cubic);
}

.ul_circle_1 li:hover::before {
    color: var(--accent-purple);
}

.ul_disc_1 li::before {
    content: '●';
    color: var(--accent-amber);
    font-weight: bold;
    position: absolute;
    left: -24px;
    font-size: 1.1em;
    transition: color var(--transition-fast) var(--ease-out-cubic);
}

.ul_disc_1 li:hover::before {
    color: var(--accent-purple);
}

.ul_none_1 {
    margin: 16px 0 0 12px;
    padding: 0;
}

span.linkHintSpan1 {
    margin: 0 3px;
    padding: 3px 6px;
    color: var(--text-primary);
    background: var(--subtle-bg);
    border-radius: 6px;
    font-size: clamp(0.7rem, 2vw, 0.8rem);
    display: inline-block;
    transition: all var(--transition-medium) var(--ease-out-cubic);
    font-weight: 600;
    border: 1px solid var(--border-subtle);
}

span.linkHintSpan1:hover {
    background: var(--card-bg);
    transform: translateY(-1px);
    border-color: var(--accent-purple);
    box-shadow: var(--shadow-subtle);
}

span.spanstyle1 {
    color: var(--accent-purple);
    margin: 0 0 0 6px;
    font-style: italic;
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    font-weight: 600;
    display: inline-block;
}

span.codeLinkSpan1 {
    color: var(--accent-purple);
    margin: 0 0 0 6px;
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    font-weight: 600;
    display: inline-block;
    transition: color var(--transition-medium) var(--ease-out-cubic);
}

span.codeLinkSpan1:hover {
    color: var(--accent-cyan);
}

span.highlightSpan1 {
    color: var(--text-primary);
    margin: 0 2px;
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    font-weight: 600;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    padding: 3px 6px;
    border-radius: 6px;
    display: inline-block;
    transition: all var(--transition-medium) var(--ease-out-cubic);
    box-shadow: var(--shadow-subtle);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

span.highlightSpan1:hover {
    background: linear-gradient(135deg, #fde68a 0%, #fcd34d 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

div.divstyle1 {
    margin: 0 0 0 6px;
}

a.tutorialMainPageA1 {
    margin: 0;
    padding: 0 0 0 6px;
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    transition: transform var(--transition-medium) var(--ease-out-cubic);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    vertical-align: baseline;
    letter-spacing: -0.01em;
}

a.tutorialMainPageA1:hover {
    transform: scale(1.05);
    text-decoration: none;
}

a.tutorialMainPageA1:focus-visible {
    outline: 3px solid var(--accent-cyan);
    outline-offset: 2px;
    border-radius: 6px;
}

.img1 {
    margin: 20px 0;
    padding: 0;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
    background: transparent;
    transition: all var(--transition-medium) var(--ease-out-cubic);
    max-width: 100%;
    height: auto;
    border: 1px solid var(--border-subtle);
}

.img1:hover {
    box-shadow: var(--shadow-large);
    transform: translateY(-2px);
    border-color: var(--accent-purple);
}

.tutorialSectionHr1 {
    border: none;
    height: 1px;
    background: var(--border-subtle);
    margin: 12px 0;
    border-radius: 1px;
}

.href1 a:link, .href1 a:visited {
    color: var(--accent-purple);
    text-decoration: none;
    transition: all var(--transition-medium) var(--ease-out-cubic);
    border-bottom: 1px solid transparent;
    font-weight: 600;
}

.href1 a:hover {
    color: var(--accent-cyan);
    border-bottom-color: var(--accent-cyan);
}

.href1 a:focus-visible {
    outline: 3px solid var(--accent-cyan);
    outline-offset: 2px;
    border-radius: 6px;
}

img {
    margin: 16px 0;
    padding: 0;
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-medium) var(--ease-out-cubic);
    border: 1px solid var(--border-subtle);
}

img:hover {
    box-shadow: var(--shadow-large);
    transform: translateY(-1px);
    border-color: var(--accent-purple);
}

.section-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: var(--spacing-2xl) 0;
    padding: var(--spacing-lg);
    background: var(--subtle-bg);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-subtle);
}

.nav-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--card-bg);
    color: var(--accent-purple);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-subtle);
    font-weight: 600;
    transition: all var(--transition-medium) var(--ease-out-cubic);
    min-height: 44px;
}

.nav-button:hover {
    background: var(--accent-purple);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    text-decoration: none;
}

.nav-button:focus-visible {
    outline: 3px solid var(--accent-cyan);
    outline-offset: 3px;
}

.nav-button.disabled {
    opacity: 0.5;
    pointer-events: none;
}

@media (max-width: 1200px) {
    .tutorialSectionDiv1 {
        padding: 20px;
        margin: 6px 0;
    }

    .section-navigation {
        padding: var(--spacing-md);
    }
}

@media (max-width: 992px) {
    .tutorialSectionDiv1 {
        padding: 16px 18px;
        margin: 12px 0;
    }

    .tutorialSectionTitleSpan1 {
        font-size: clamp(0.9rem, 2.5vw, 1rem);
    }

    .tutorialSubSectionTitleSpan1 {
        font-size: clamp(1.1rem, 3vw, 1.2rem);
    }

    .tutorialSectionTitleSeparatorSpan1 {
        font-size: clamp(1rem, 3vw, 1.1rem);
    }

    a.tutorialMainPageA1 {
        font-size: clamp(0.95rem, 2.5vw, 1.1rem);
    }

    .ol_decimal_contents_1 li {
        font-size: clamp(0.8rem, 2.5vw, 0.9rem);
    }

    .ol_lower_roman_contents_1 li {
        font-size: clamp(0.75rem, 2vw, 0.85rem);
    }

    .ol_lower_latin_contents_1 li {
        font-size: clamp(0.7rem, 2vw, 0.8rem);
    }
}

@media (max-width: 768px) {
    .tutorialSectionDiv1 {
        padding: 16px;
        margin: 8px 0;
        border-radius: 8px;
    }

    .tutorialSectionTitleSpan1 {
        font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    }

    .tutorialSubSectionTitleSpan1 {
        font-size: clamp(1.05rem, 3vw, 1.15rem);
    }

    .tutorialSectionTitleSeparatorSpan1 {
        font-size: clamp(0.95rem, 3vw, 1.05rem);
        margin: 0 4px;
    }

    .ol_decimal_1 li, .ol_upper_latin_1 li, .ol_upper_roman_1 li {
        font-size: clamp(0.75rem, 2.5vw, 0.85rem);
    }

    span.codeLinkSpan1 {
        font-size: clamp(0.75rem, 2vw, 0.85rem);
    }

    .tutorialSectionAdInLeftDiv1 {
        float: none;
        margin-bottom: 12px;
    }

    pre[class*="-code"] {
        font-size: 11px;
        padding: 12px;
        margin: 12px 0;
        border-radius: 6px;
    }

    pre[class*="-code"]:before {
        font-size: 9px;
        top: 8px;
        right: 8px;
    }

    table.csstable3 {
        font-size: 12px;
    }

    td.csstd1, th.cssth1 {
        padding: 6px;
    }

    .ul_square_1, .ul_circle_1, .ul_disc_1, .ul_none_2 {
        padding-left: 20px;
        margin: 4px 0;
    }

    .ul_square_1 li, .ul_circle_1 li, .ul_disc_1 li, .ul_none_2 li {
        margin: 2px 0;
        padding: 1px 0;
        font-size: clamp(0.75rem, 2.5vw, 0.85rem);
        line-height: 1.4;
    }

    .ul_square_1 li::before, .ul_circle_1 li::before {
        left: -20px;
    }

    .ul_disc_1 li::before {
        left: -20px;
    }

    .ol_decimal_1>li::marker, .ol_decimal_contents_1>li::marker,
        .ol_upper_latin_1>li::marker, .ol_lower_latin_1>li::marker,
        .ol_lower_latin_contents_1>li::marker, .ol_upper_roman_1>li::marker,
        .ol_lower_roman_1>li::marker, .ol_lower_roman_contents_1>li::marker {
        font-size: 1rem;
    }

    a.tutorialMainPageA1 {
        font-size: clamp(0.9rem, 2.5vw, 1rem);
    }

    .section-navigation {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav-button {
        width: 100%;
        justify-content: center;
    }

    .tutorialSectionDiv1:hover {
        transform: translateY(0) scale(1.01);
    }

    .ol_decimal_1 li:hover, .ol_upper_latin_1 li:hover, .ol_upper_roman_1 li:hover,
    .ol_lower_roman_1 li:hover, .ol_lower_latin_1 li:hover,
    .ul_square_1 li:hover, .ul_circle_1 li:hover, .ul_disc_1 li:hover, .ul_none_2 li:hover {
        transform: translateX(0) scale(1.01);
    }
}

@media (max-width: 576px) {
    .tutorialSectionDiv1 {
        padding: 12px;
        border-radius: 8px;
    }

    .tutorialSectionTextDiv1 {
        font-size: clamp(0.75rem, 2.5vw, 0.85rem);
        padding: 4px 0;
    }

    span.linkHintSpan1 {
        font-size: clamp(0.65rem, 2vw, 0.75rem);
        padding: 2px 4px;
    }

    .ol_decimal_1 li, .ol_upper_latin_1 li, .ol_upper_roman_1 li {
        padding: 2px 0;
        margin: 4px 0;
    }

    a.tutorialMainPageA1 {
        font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    }

    pre[class*="-code"] {
        font-size: 10px;
        padding: 8px;
    }

    .ul_square_1, .ul_circle_1, .ul_disc_1, .ul_none_2 {
        padding-left: 18px;
        margin: 3px 0;
    }

    .ul_square_1 li, .ul_circle_1 li, .ul_disc_1 li, .ul_none_2 li {
        margin: 1px 0;
        padding: 1px 0;
        font-size: clamp(0.7rem, 2.5vw, 0.8rem);
        line-height: 1.3;
    }

    .ul_square_1 li::before, .ul_circle_1 li::before, .ul_disc_1 li::before {
        left: -18px;
    }

    .ol_decimal_1>li::marker, .ol_decimal_contents_1>li::marker,
        .ol_upper_latin_1>li::marker, .ol_lower_latin_1>li::marker,
        .ol_lower_latin_contents_1>li::marker, .ol_upper_roman_1>li::marker,
        .ol_lower_roman_1>li::marker, .ol_lower_roman_contents_1>li::marker {
        font-size: 0.9rem;
    }
}

@media print {
    .tutorialSectionDiv1 {
        box-shadow: none;
        border: 1px solid #666;
        page-break-inside: avoid;
        margin-bottom: 20px;
    }

    .section-navigation {
        display: none;
    }

    .img1, img {
        border: 1px solid #666;
    }
}

@media (prefers-contrast: high) {
    .tutorialSectionDiv1 {
        border: 2px solid var(--border-subtle);
    }

    .img1, img {
        border: 2px solid var(--border-subtle);
    }

    span.highlightSpan1 {
        background: yellow;
        color: black;
        border: 2px solid #000;
    }

    .nav-button {
        border: 2px solid var(--accent-purple);
    }
}

@media (prefers-reduced-motion: reduce) {
    .tutorialSectionDiv1, .tutorialSectionDiv1 a, .ol_decimal_1 li, .ol_upper_latin_1 li,
    .ol_upper_roman_1 li, .ol_lower_roman_1 li, .ol_lower_latin_1 li, .ul_square_1 li,
    .ul_circle_1 li, .ul_disc_1 li, .ul_none_2 li, span.linkHintSpan1, span.codeLinkSpan1,
    span.highlightSpan1, a.tutorialMainPageA1, .img1, img, .nav-button {
        transition: none !important;
        animation: none !important;
    }

    .tutorialSectionDiv1:hover, .ol_decimal_1 li:hover, .ol_upper_latin_1 li:hover,
    .ol_upper_roman_1 li:hover, .ol_lower_roman_1 li:hover, .ol_lower_latin_1 li:hover,
    .ul_square_1 li:hover, .ul_circle_1 li:hover, .ul_disc_1 li:hover, .ul_none_2 li:hover,
    span.linkHintSpan1:hover, span.highlightSpan1:hover, a.tutorialMainPageA1:hover,
    .img1:hover, img:hover, .nav-button:hover {
        transform: none !important;
    }
}

@supports (container-type: inline-size) {
    .tutorialSectionDiv1 {
        container-type: inline-size;
    }

    @container (max-width: 400px) {
        .tutorialSectionDiv1 {
            padding: var(--spacing-sm);
        }

        .tutorialSubSectionTitleSpan1 {
            font-size: 1rem;
        }

        .tutorialSectionTextDiv1 {
            font-size: 0.8rem;
        }
    }

    @container (max-width: 300px) {
        .ol_decimal_1, .ol_upper_latin_1, .ol_lower_latin_1, .ol_upper_roman_1, .ol_lower_roman_1 {
            padding-left: var(--spacing-md);
        }

        .ul_square_1, .ul_circle_1, .ul_disc_1, .ul_none_2 {
            padding-left: 16px;
        }

        .section-navigation {
            padding: var(--spacing-sm);
        }
    }
}