/* 広告規制アップデート（regulation-updates/）の共通の型。
   news-article.css の記事の型を土台に、事例の表・問題とされた表示の引用・確認しておきたいポイント・監修欄を足す。
   common-theme.css → news-article.css → sky-theme.css の後に読み込む。
   色は sky-theme.css の変数。枠は --sky-line の灰青だけで、色付きの縁取りは付けない。 */

/* ===== 号の冒頭 ===== */
.ru-series-label {
    display: inline-block;
    margin: 0 0 12px;
    padding: 3px 10px;
    border-radius: 4px;
    background: var(--sky-panel);
    color: var(--sky-link);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.6;
    letter-spacing: 0.04em;
}

.ru-supervision {
    margin: 14px 0 0;
    color: var(--sky-muted);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* 記事の冒頭の要約（取り上げる事例・データの範囲） */
.news-article-content .ru-summary {
    margin: 0 0 32px;
    padding: 18px 24px;
    border: 1px solid var(--sky-line);
    border-radius: 8px;
    background: var(--sky-soft);
}

.news-article-content .ru-summary ul {
    margin: 0;
    padding-left: 1.3em;
    list-style: disc;
}

.news-article-content .ru-summary li {
    margin: 0 0 4px;
    line-height: 1.8;
}

/* ===== 目次 ===== */
.news-article-content .ru-toc {
    margin: 0 0 40px;
    padding: 18px 24px;
    border: 1px solid var(--sky-line);
    border-radius: 8px;
    background: #fff;
}

.news-article-content .ru-toc p {
    margin: 0 0 8px;
    color: var(--sky-muted);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.news-article-content .ru-toc ol {
    margin: 0;
    padding-left: 1.5em;
    list-style: decimal;
}

.news-article-content .ru-toc li {
    margin: 0 0 4px;
    line-height: 1.8;
}

.news-article-content .ru-toc a {
    color: var(--sky-link);
    text-decoration: none;
}

.news-article-content .ru-toc a:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ===== 表 ===== */
.ru-table-wrap {
    margin: 20px 0 28px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.ru-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
    line-height: 1.7;
}

.ru-table th,
.ru-table td {
    padding: 10px 14px;
    border: 1px solid var(--sky-line);
    text-align: left;
    vertical-align: top;
}

.ru-table th {
    background: var(--sky-panel);
    color: var(--sky-ink);
    font-weight: 700;
    white-space: nowrap;
}

.ru-table td {
    background: #fff;
}

.ru-table tfoot td,
.ru-table .ru-table-total td {
    background: var(--sky-soft);
    font-weight: 700;
}

.ru-table .ru-nowrap {
    white-space: nowrap;
}

/* ===== 事例の見出しの下の処分の情報 ===== */
.ru-case-meta {
    margin: -8px 0 20px;
    color: var(--sky-muted);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ===== 問題とされた表示（抜粋） ===== */
.news-article-content .ru-quotes {
    margin: 0 0 20px;
    padding: 0;
    list-style: none;
}

.news-article-content .ru-quotes li {
    margin: 0 0 8px;
    padding: 10px 16px;
    border: 1px solid var(--sky-line);
    border-radius: 6px;
    background: var(--sky-soft);
    line-height: 1.8;
}

.news-article-content .ru-quotes li::marker {
    content: none;
}

.ru-quotes .ru-quote-note {
    color: var(--sky-muted);
    font-size: 0.875rem;
}

.news-article-content .ru-quotes-label {
    margin: 20px 0 8px;
    color: var(--sky-ink);
    font-size: 0.9375rem;
    font-weight: 700;
}

/* ===== 表示例の画像 ===== */
.ru-figures {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    margin: 24px 0 32px;
}

.ru-figures--single {
    grid-template-columns: 1fr;
}

.ru-figures figure {
    margin: 0;
}

.ru-figures img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--sky-line);
    border-radius: 8px;
    background: #fff;
}

.ru-figures figcaption {
    margin: 8px 0 0;
    color: var(--sky-muted);
    font-size: 0.8125rem;
    line-height: 1.7;
}

/* ===== 確認しておきたいポイント ===== */
.news-article-content .ru-points {
    margin: 28px 0 16px;
    padding: 20px 24px;
    border: 1px solid var(--sky-line);
    border-radius: 8px;
    background: var(--sky-panel);
}

.news-article-content .ru-points h4 {
    margin: 0 0 10px;
    color: var(--sky-ink);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.5;
}

.news-article-content .ru-points ul {
    margin: 0;
    padding-left: 1.3em;
    list-style: disc;
}

.news-article-content .ru-points li {
    margin: 0 0 6px;
    line-height: 1.85;
}

.news-article-content .ru-related {
    margin: 0 0 8px;
    color: var(--sky-muted);
    font-size: 0.875rem;
    line-height: 1.8;
}

.news-article-content .ru-related a {
    color: var(--sky-link);
}

/* ===== まとめ ===== */
.news-article-content .ru-takeaways {
    margin: 0;
    padding-left: 1.6em;
    list-style: decimal;
}

.news-article-content .ru-takeaways li {
    margin: 0 0 14px;
    line-height: 1.85;
}

.news-article-content .ru-takeaways li strong {
    display: block;
    margin-bottom: 2px;
}

/* ===== 媒体ポリシー ===== */
.news-article-content .ru-scope-note {
    display: inline-block;
    margin-left: 8px;
    padding: 1px 8px;
    border: 1px solid var(--sky-line);
    border-radius: 4px;
    color: var(--sky-muted);
    font-size: 0.75rem;
    font-weight: 700;
    vertical-align: middle;
}

.news-article-content .ru-policy {
    margin: 0 0 1.25em;
    padding: 0;
    list-style: none;
}

.news-article-content .ru-policy li {
    margin: 0 0 14px;
    padding: 0 0 14px;
    border-bottom: 1px solid var(--sky-line);
    line-height: 1.85;
}

.news-article-content .ru-policy li:last-child {
    border-bottom: 0;
}

.news-article-content .ru-policy li::marker {
    content: none;
}

.news-article-content .ru-policy-title {
    display: block;
    margin: 0 0 2px;
    font-weight: 700;
}

.news-article-content .ru-policy-date {
    margin-left: 6px;
    color: var(--sky-muted);
    font-size: 0.875rem;
    font-weight: 400;
}

.news-article-content .ru-policy-source {
    margin-left: 6px;
    font-size: 0.875rem;
    white-space: nowrap;
}

.news-article-content .ru-policy-note {
    color: var(--sky-muted);
    font-size: 0.875rem;
}

/* ===== 出典・監修 ===== */
.news-article-content .ru-sources ul {
    margin: 0 0 1.25em;
    padding-left: 1.3em;
    list-style: disc;
}

.news-article-content .ru-sources li {
    margin: 0 0 6px;
    font-size: 0.9375rem;
    line-height: 1.8;
}

.ru-supervisor {
    display: flex;
    align-items: center;
    gap: 18px;
    margin: 28px 0 24px;
    padding: 18px 22px;
    border: 1px solid var(--sky-line);
    border-radius: 8px;
    background: #fff;
}

.ru-supervisor img {
    flex: 0 0 72px;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
}

.news-article-content .ru-supervisor p {
    margin: 0;
    line-height: 1.6;
}

.news-article-content .ru-supervisor .ru-supervisor-role {
    color: var(--sky-muted);
    font-size: 0.8125rem;
    letter-spacing: 0.04em;
}

.news-article-content .ru-supervisor .ru-supervisor-name {
    margin-top: 2px;
    color: var(--sky-ink);
    font-size: 1.125rem;
    font-weight: 700;
}

.news-article-content .ru-supervisor .ru-supervisor-org,
.news-article-content .ru-supervisor .ru-supervisor-scope {
    margin-top: 2px;
    color: var(--sky-muted);
    font-size: 0.875rem;
}

.news-article-content .ru-disclaimer {
    color: var(--sky-muted);
    font-size: 0.875rem;
    line-height: 1.8;
}

/* ===== 記事の終わりの案内 ===== */
.news-article-content .ru-cta {
    margin: 48px 0 0;
    padding: 28px 32px;
    border: 1px solid var(--sky-line);
    border-radius: 8px;
    background: var(--sky-soft);
    text-align: center;
}

.news-article-content .ru-cta h2 {
    margin: 0 0 10px;
    padding: 0;
    border: 0;
    font-size: 1.25rem;
}

.news-article-content .ru-cta p {
    margin: 0 0 18px;
    color: var(--sky-muted);
    font-size: 0.9375rem;
}

.news-article-content .ru-cta .btn {
    margin: 0 6px 8px;
}

/* ===== 号の一覧（regulation-updates/） ===== */
.ru-issue-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.ru-issue {
    margin: 0 0 16px;
    border: 1px solid var(--sky-line);
    border-radius: 8px;
    background: #fff;
}

.ru-issue-link {
    display: grid;
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 20px;
    padding: 18px 20px;
    color: inherit;
    text-decoration: none;
}

.ru-issue-link:hover .ru-issue-title {
    color: var(--sky-link);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.ru-issue-link:focus-visible {
    outline: 3px solid var(--sky-link);
    outline-offset: 3px;
    border-radius: 8px;
}

.ru-issue-thumb {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--sky-line);
    border-radius: 6px;
}

.ru-issue-date {
    display: block;
    margin: 0 0 6px;
    color: var(--sky-muted);
    font-size: 0.875rem;
}

.ru-issue-title {
    margin: 0 0 8px;
    color: var(--sky-ink);
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.5;
    word-break: auto-phrase;
    line-break: strict;
}

.ru-issue-desc {
    margin: 0;
    color: var(--sky-muted);
    font-size: 0.9375rem;
    line-height: 1.75;
}

.ru-about {
    margin: 40px 0 0;
    padding: 24px 28px;
    border: 1px solid var(--sky-line);
    border-radius: 8px;
    background: var(--sky-soft);
    font-size: 0.9375rem;
    line-height: 1.85;
}

.ru-about h2 {
    margin: 0 0 10px;
    padding: 0;
    border: 0;
    color: var(--sky-ink);
    font-size: 1.125rem;
    font-weight: 700;
}

.ru-about p {
    margin: 0 0 10px;
}

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

@media (max-width: 768px) {
    .ru-figures {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .ru-table {
        font-size: 0.875rem;
    }

    .ru-table th,
    .ru-table td {
        padding: 8px 10px;
    }

    .news-article-content :is(.ru-points, .ru-summary, .ru-toc, .ru-cta, .ru-about) {
        padding: 16px 18px;
    }

    .ru-supervisor {
        align-items: flex-start;
        padding: 16px;
    }

    .ru-supervisor img {
        flex-basis: 56px;
        width: 56px;
        height: 56px;
    }

    .ru-issue-link {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 16px;
    }

    .ru-issue-thumb {
        max-width: 320px;
    }

    .news-article-content .ru-policy-source {
        white-space: normal;
    }
}

/* ===== 図（本文の内容を図にしたもの。枠は --sky-line、色は塗りと文字だけ） ===== */
.news-article-content .ru-diagram {
    margin: 24px 0 28px;
    padding: 20px 22px 22px;
    border: 1px solid var(--sky-line);
    border-radius: 10px;
    background: #fff;
}

.news-article-content .ru-diagram-title {
    margin: 0 0 14px;
    color: var(--sky-ink);
    font-size: 0.9375rem;
    font-weight: 700;
    line-height: 1.6;
}

.news-article-content .ru-diagram-subtitle {
    margin: 20px 0 10px;
    color: var(--sky-muted);
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1.6;
}

/* 流れ図：横に並べ、間に灰色の矢印 */
.news-article-content ol.ru-flow {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.news-article-content ol.ru-flow--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.news-article-content li.ru-flow-step {
    position: relative;
    margin: 0;
    padding: 14px 14px;
    border-radius: 8px;
    background: var(--sky-soft);
    color: var(--sky-ink);
    font-size: 0.9375rem;
    font-weight: 700;
    line-height: 1.65;
}

.news-article-content .ru-flow-step::marker {
    content: none;
}

.news-article-content .ru-flow-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -19px;
    width: 10px;
    height: 10px;
    border-top: 2px solid #9fb3c1;
    border-right: 2px solid #9fb3c1;
    transform: translateY(-50%) rotate(45deg);
}

.news-article-content li.ru-flow-step--result {
    background: #fcecea;
    color: #8a2a22;
}

.news-article-content .ru-flow-note {
    display: block;
    margin-top: 6px;
    color: var(--sky-muted);
    font-size: 0.8125rem;
    font-weight: 400;
    line-height: 1.6;
}

/* 番号付きのカード */
.news-article-content .ru-cards {
    display: grid;
    gap: 12px;
}

.news-article-content .ru-cards--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.news-article-content .ru-cards--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.news-article-content .ru-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px 16px;
    border-radius: 8px;
    background: var(--sky-panel);
}

.news-article-content .ru-cards--2 .ru-card {
    flex-direction: row;
    align-items: flex-start;
    gap: 10px;
}

.news-article-content .ru-card p {
    margin: 0;
    color: var(--sky-ink);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.news-article-content .ru-card .ru-card-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
}

.news-article-content .ru-num {
    display: inline-flex;
    flex: none;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--sky-button);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 700;
    line-height: 1;
}

.news-article-content .ru-cards--2 .ru-num {
    margin-top: 2px;
}

/* 年表：灰色の縦線に点 */
.news-article-content ol.ru-timeline {
    position: relative;
    margin: 0;
    padding: 0 0 0 26px;
    list-style: none;
}

.news-article-content .ru-timeline::before {
    content: "";
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 6px;
    width: 2px;
    background: #dbe6ee;
}

.news-article-content .ru-timeline li {
    position: relative;
    margin: 0 0 12px;
    color: var(--sky-ink);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.news-article-content .ru-timeline li:last-child {
    margin-bottom: 0;
}

.news-article-content .ru-timeline li::marker {
    content: none;
}

.news-article-content .ru-timeline li::before {
    content: "";
    position: absolute;
    top: 7px;
    left: -25px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #b8cad6;
}

.news-article-content .ru-timeline li.is-key::before {
    background: var(--sky-button);
}

.news-article-content .ru-timeline li.is-key {
    font-weight: 700;
}

.news-article-content .ru-timeline-date {
    display: inline-block;
    min-width: 9.5em;
    margin-right: 10px;
    color: var(--sky-muted);
    font-weight: 700;
}

/* 計算式 */
.news-article-content .ru-formula {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: stretch;
    gap: 10px;
}

.news-article-content .ru-formula-term {
    padding: 14px;
    border-radius: 8px;
    background: var(--sky-soft);
    color: var(--sky-ink);
    font-size: 1.0625rem;
    font-weight: 700;
    line-height: 1.5;
    text-align: center;
}

.news-article-content .ru-formula-term span {
    display: block;
    margin-top: 6px;
    color: var(--sky-muted);
    font-size: 0.8125rem;
    font-weight: 400;
    line-height: 1.6;
    text-align: left;
}

.news-article-content .ru-formula-term--result {
    background: var(--sky-panel);
}

.news-article-content .ru-formula-op {
    align-self: center;
    color: var(--sky-muted);
    font-size: 1.25rem;
    font-weight: 700;
}

/* 媒体ポリシーの一覧表 */
.ru-table caption {
    padding: 0 0 8px;
    color: var(--sky-ink);
    font-size: 0.9375rem;
    font-weight: 700;
    text-align: left;
}

.ru-table--policy a {
    color: var(--sky-link);
}

.news-article-content .ru-policy li[id] {
    scroll-margin-top: 96px;
}

@media (max-width: 768px) {
    .news-article-content .ru-diagram {
        padding: 16px 16px 18px;
    }

    .news-article-content ol.ru-flow,
    .news-article-content ol.ru-flow--4 {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .news-article-content .ru-flow-step:not(:last-child)::after {
        top: auto;
        right: auto;
        bottom: -17px;
        left: 50%;
        transform: translateX(-50%) rotate(135deg);
    }

    .news-article-content .ru-cards--2,
    .news-article-content .ru-cards--3 {
        grid-template-columns: 1fr;
    }

    .news-article-content .ru-timeline-date {
        display: block;
        min-width: 0;
        margin-right: 0;
    }

    .news-article-content .ru-formula {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .news-article-content .ru-formula-op {
        text-align: center;
    }
}