/* WP 用: @layer なし（osoushiki-utils の article-* より優先） */
/**
 * WP / 記事生成テンプレート用 class の見た目（契約は class 名、表現はサイトトークン）。
 * 見た目の正: Next.js Block*（src/app/articles/[slug]/page.tsx）
 * テンプレ HTML 内の <style> や --ad-* は使わない。
 * スコープ: .article-body .article-demo
 */
.article-body .article-demo {
    margin: 0;
    padding: 0;
    max-width: none;
    color: var(--color-ink, #1c1c1a);
    font-size: inherit;
    line-height: inherit;
    background: transparent;
    /* WP 単体読み込み時のトークン fallback（Next.js @theme と同値） */
    --color-surface: #ffffff;
    --color-surface-secondary: #fff6ec;
    --color-ink: #1c1c1a;
    --color-ink-secondary: #6b6a64;
    --color-ink-tertiary: #9a9890;
    --color-rule-primary: #e8d7c4;
    --color-rule-secondary: #f1e6da;
    --color-rule: #f1e6da;
    --color-accent: #ea6a12;
    --color-danger: #c2412d;
    --color-danger-text: #6f2a20;
    --color-danger-bg-light: #fff8f6;
    --color-danger-border: #f2b8b0;
    --tracking-tracked-sm: 0.02em;
  }

  .article-body .article-demo * {
    box-sizing: border-box;
  }

  /* ページ側 h1 と重複するため、誤って含まれたヘッダーは非表示 */
  .article-body .article-demo > .article-header {
    display: none;
  }

  .article-body .article-demo :where(h1, h2, h3, h4, p, ul, ol, table) {
    margin-top: 0;
  }

  .article-body .article-demo :where(.article-icon) {
    display: block;
    width: 1em;
    height: 1em;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  /* 固定サイズラッパー内は 100%（1em だと親の font-size で縮む） */
  .article-body .article-demo :is(
    .article-card-head__icon,
    .article-reference__icon,
    .article-checklist-block__title-icon,
    .article-checklist-block__item-icon,
    .article-notice__icon
  ) :where(.article-icon) {
    width: 100%;
    height: 100%;
  }

  /* ── 通常セクション ── */
  .article-body .article-demo .article-section, .article-body .article-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 0;
    padding-bottom: 3rem;
    scroll-margin-top: 5rem;
  }

  .article-body .article-demo .article-section + .article-section, .article-body .article-section + .article-section {
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-rule);
  }

  .article-body .article-demo .article-section:last-of-type, .article-body .article-section:last-of-type {
    padding-bottom: 0;
  }

  .article-body .article-demo .article-section > h2, .article-body .article-section > h2 {
    margin: 0;
    padding-left: 0.75rem;
    border-left: 3px solid var(--color-accent);
    border-bottom: 0;
    color: var(--color-ink);
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.55;
    letter-spacing: var(--tracking-tracked-sm);
  }

  /* gap で間隔を取るため、直下子の個別 margin は打ち消す */
  .article-body .article-section > :where(p, aside, div, .article-table__caption) {
    margin: 0;
  }

  .article-body .article-demo .article-section > p, .article-body .article-section > p {
    color: var(--color-ink);
    line-height: 1.85;
  }

  /* 表キャプションと表は1組として詰める */
  .article-body .article-demo .article-section > .article-table__caption + .article-table, .article-body .article-section > .article-table__caption + .article-table {
    margin-top: -1rem;
  }

  /* ── カード見出し（装飾ブロック共通） ── */
  .article-body .article-demo .article-card-head, .article-body .article-card-head {
    margin-bottom: 0.75rem;
    color: var(--color-ink);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.55;
    letter-spacing: var(--tracking-tracked-sm);
  }

  .article-body .article-demo .article-card-head--icon, .article-body .article-card-head--icon,
  .article-body .article-demo .article-faq__title--icon, .article-body .article-faq__title--icon,
  .article-body .article-demo .article-proscons__title--icon, .article-body .article-proscons__title--icon {
    display: flex;
    align-items: center;
    gap: 0.625rem;
  }

  .article-body .article-demo .article-faq__title--icon, .article-body .article-faq__title--icon {
    justify-content: flex-start;
  }

  .article-body .article-demo .article-card-head__icon, .article-body .article-card-head__icon {
    display: inline-flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    color: var(--color-accent);
  }

  .article-body .article-demo .article-card-body > :last-child, .article-body .article-card-body > :last-child {
    margin-bottom: 0;
  }

  .article-body .article-demo .article-card-body p, .article-body .article-card-body p {
    margin-bottom: 1rem;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.85;
  }

  /* ── リスト ── */
  .article-body .article-demo .article-list, .article-body .article-list {
    display: grid;
    gap: 0.375rem;
    margin: 0.75rem 0 0;
    padding: 0;
    list-style: none;
  }

  .article-body .article-demo .article-list li, .article-body .article-list li {
    position: relative;
    padding-left: 1.25rem;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.85;
  }

  .article-body .article-demo .article-list--basic li::before, .article-body .article-list--basic li::before {
    content: "";
    position: absolute;
    left: 0.15rem;
    top: 0.72em;
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    background: var(--color-accent);
  }

  .article-body .article-demo .article-list--check li::before, .article-body .article-list--check li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0.2em;
    display: inline-grid;
    place-items: center;
    width: 1rem;
    height: 1rem;
    color: #fff;
    background: var(--color-accent);
    border-radius: 0.25rem;
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 1;
  }

  /* ── この記事でわかること（summary） ── */
  .article-body .article-demo .article-box--summary, .article-body .article-box--summary {
    margin-bottom: 1.5rem;
    padding: 1rem 1.25rem;
    border: 1px solid color-mix(in srgb, var(--color-accent) 20%, transparent);
    border-radius: 0.5rem;
    background: color-mix(in srgb, var(--color-accent) 4%, transparent);
    box-shadow: none;
  }

  .article-body .article-demo .article-box--summary::before, .article-body .article-box--summary::before,
  .article-body .article-demo .article-box--summary::after, .article-body .article-box--summary::after {
    content: none;
  }

  .article-body .article-demo .article-box--summary .article-card-head, .article-body .article-box--summary .article-card-head {
    margin-bottom: 0.75rem;
    color: var(--color-accent);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .article-body .article-demo .article-box--summary .article-card-head__icon, .article-body .article-box--summary .article-card-head__icon {
    display: none;
  }

  .article-body .article-demo .article-summary-grid, .article-body .article-summary-grid {
    display: grid;
    gap: 0.375rem;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .article-body .article-demo .article-summary-grid li, .article-body .article-summary-grid li {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    min-height: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.8;
  }

  .article-body .article-demo .article-summary-grid li::before, .article-body .article-summary-grid li::before {
    content: "";
    flex-shrink: 0;
    width: 0.375rem;
    height: 0.375rem;
    margin-top: 0.55em;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: none;
  }

  /* ── 結論 ── */
  .article-body .article-demo .article-box--conclusion, .article-body .article-box--conclusion {
    margin-bottom: 1.75rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--color-rule);
    border-radius: 0.5rem;
    background: var(--color-surface);
    box-shadow: none;
    overflow: visible;
  }

  .article-body .article-demo .article-box--conclusion::before, .article-body .article-box--conclusion::before {
    content: none;
  }

  .article-body .article-demo .article-box--conclusion .article-card-head, .article-body .article-box--conclusion .article-card-head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--color-ink);
    font-size: 1rem;
    font-weight: 600;
    text-transform: none;
    letter-spacing: var(--tracking-tracked-sm);
  }

  .article-body .article-demo .article-box--conclusion .article-card-head__icon, .article-body .article-box--conclusion .article-card-head__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    color: #fff;
    background: var(--color-accent);
    border-radius: 50%;
  }

  .article-body .article-demo .article-box--conclusion .article-card-head__icon .article-icon, .article-body .article-box--conclusion .article-card-head__icon .article-icon {
    width: 1.25rem;
    height: 1.25rem;
  }

  .article-body .article-demo .article-box--conclusion .article-card-body, .article-body .article-box--conclusion .article-card-body {
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    background: var(--color-surface-secondary);
  }

  .article-body .article-demo .article-box--conclusion .article-card-body p, .article-body .article-box--conclusion .article-card-body p {
    margin-bottom: 0;
    color: var(--color-ink);
    font-size: 0.98rem;
    font-weight: 500;
    line-height: 1.85;
  }

  /* ── ポイント解説 ── */
  .article-body .article-demo .article-box--point, .article-body .article-box--point {
    display: block;
    margin-bottom: 1.5rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--color-rule-primary);
    border-radius: 0.5rem;
    background: var(--color-surface-secondary);
    box-shadow: none;
  }

  .article-body .article-demo .article-box--point .article-point-mark, .article-body .article-box--point .article-point-mark {
    display: none;
  }

  .article-body .article-demo .article-box--point .article-card-head, .article-body .article-box--point .article-card-head {
    color: var(--color-ink);
  }

  /* ── 注意点 / お知らせ（BlockNotice 相当） ── */
  .article-body .article-demo .article-box--caution, .article-body .article-box--caution,
  .article-body .article-demo .article-box--point:has(.article-notice__title), .article-body .article-box--point:has(.article-notice__title) {
    margin-bottom: 1.5rem;
    padding: 1rem 1.25rem;
    border-radius: 0.5rem;
    box-shadow: none;
  }

  .article-body .article-demo .article-box--caution, .article-body .article-box--caution {
    border: 1px solid var(--color-danger-border);
    background: var(--color-danger-bg-light);
  }

  .article-body .article-demo .article-box--point:has(.article-notice__title), .article-body .article-box--point:has(.article-notice__title) {
    border: 1px solid var(--color-rule-primary);
    background: var(--color-surface-secondary);
  }

  .article-body .article-demo .article-box--caution::before, .article-body .article-box--caution::before,
  .article-body .article-demo .article-box--point:has(.article-notice__title)::before, .article-body .article-box--point:has(.article-notice__title)::before {
    content: none;
  }

  .article-body .article-demo .article-notice__title, .article-body .article-notice__title {
    margin-bottom: 0.5rem;
    color: var(--color-ink);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: var(--tracking-tracked-sm);
  }

  .article-body .article-demo .article-box--caution .article-notice__title, .article-body .article-box--caution .article-notice__title {
    color: var(--color-danger-text);
  }

  .article-body .article-demo .article-notice__body, .article-body .article-notice__body {
    margin-bottom: 0;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.85;
  }

  .article-body .article-demo .article-notice__list, .article-body .article-notice__list {
    display: grid;
    gap: 0.5rem;
    margin: 0.75rem 0 0;
    padding: 0;
    list-style: none;
  }

  .article-body .article-demo .article-notice__list li, .article-body .article-notice__list li {
    display: flex;
    gap: 0.625rem;
    padding-left: 0;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.75;
  }

  .article-body .article-demo .article-notice__list li::before, .article-body .article-notice__list li::before {
    content: none;
  }

  .article-body .article-demo .article-notice__icon, .article-body .article-notice__icon {
    display: inline-flex;
    flex-shrink: 0;
    width: 1rem;
    height: 1rem;
    margin-top: 0.28em;
  }

  .article-body .article-demo .article-box--caution .article-notice__icon, .article-body .article-box--caution .article-notice__icon {
    color: var(--color-danger);
  }

  .article-body .article-demo .article-box--point .article-notice__icon, .article-body .article-box--point .article-notice__icon {
    color: var(--color-accent);
  }

  /* ── よくある失敗 ── */
  .article-body .article-demo .article-box--mistake, .article-body .article-box--mistake {
    position: relative;
    margin-bottom: 1.5rem;
    padding: 1.25rem 1.25rem 1rem;
    border: 1px solid var(--color-danger-border);
    border-radius: 0.5rem;
    background: var(--color-danger-bg-light);
    box-shadow: none;
  }

  .article-body .article-demo .article-box--mistake::before, .article-body .article-box--mistake::before {
    content: "よくある失敗";
    position: absolute;
    left: 1rem;
    top: -0.65rem;
    padding: 0.125rem 0.5rem;
    color: #fff;
    background: var(--color-danger);
    border-radius: 0.25rem;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.02em;
  }

  .article-body .article-demo .article-box--mistake .article-card-head, .article-body .article-box--mistake .article-card-head {
    color: var(--color-danger-text);
  }

  .article-body .article-demo .article-box--mistake .article-card-head__icon, .article-body .article-box--mistake .article-card-head__icon {
    color: var(--color-danger);
  }

  /* ── 具体例 ── */
  .article-body .article-demo .article-box--example, .article-body .article-box--example {
    margin-bottom: 1.75rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--color-rule);
    border-radius: 0.5rem;
    background: var(--color-surface-secondary);
    overflow: visible;
  }

  .article-body .article-demo .article-box--example::before, .article-body .article-box--example::before,
  .article-body .article-demo .article-box--example::after, .article-body .article-box--example::after {
    content: none;
  }

  .article-body .article-demo .article-box--example .article-card-head, .article-body .article-box--example .article-card-head {
    color: var(--color-ink);
  }

  .article-body .article-demo .article-table__caption, .article-body .article-table__caption {
    margin-bottom: 0.375rem;
    color: var(--color-ink-tertiary, #9a9890);
    font-size: 0.75rem;
    line-height: 1.65;
    font-weight: 400;
  }

  /* ── 参考記事（BlockReference 相当） ── */
  .article-body .article-demo .article-box--reference, .article-body .article-box--reference {
    margin-bottom: 1.5rem;
    padding: 1rem;
    border: 1px solid var(--color-rule);
    border-radius: 0.5rem;
    background: var(--color-surface);
    box-shadow: none;
  }

  .article-body .article-demo .article-reference__label, .article-body .article-reference__label {
    margin-bottom: 0.5rem;
    color: var(--color-ink-tertiary);
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .article-body .article-demo .article-reference__link, .article-body .article-reference__link {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    color: var(--color-ink);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.55;
    text-decoration: none;
    transition: color 150ms;
  }

  .article-body .article-demo .article-reference__icon, .article-body .article-reference__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 1rem;
    height: 1rem;
    margin-top: 0.125rem;
    color: var(--color-accent);
  }

  /* wpautop が参考リンクを <p> で包んだときの余白補正 */
  .article-body .article-demo .article-box--reference > p:has(> .article-reference__link), .article-body .article-box--reference > p:has(> .article-reference__link) {
    margin: 0;
  }

  /* kses で SVG が落ちた場合のフォールバック（Lucide 相当） */
  .article-body .article-reference__icon:empty::before,
  .article-body .article-checklist-block__title-icon:empty::before,
  .article-body .article-checklist-block__item-icon:empty::before,
  .article-body .article-notice__icon:empty::before,
  .article-body .article-demo .article-card-head__icon:empty::before, .article-body .article-card-head__icon:empty::before {
    content: "";
    display: block;
    width: 100%;
    height: 100%;
    background: currentColor;
    -webkit-mask: var(--article-icon-mask) center / contain no-repeat;
    mask: var(--article-icon-mask) center / contain no-repeat;
  }

  .article-body .article-demo .article-reference__icon:empty, .article-body .article-reference__icon:empty {
    --article-icon-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/%3E%3Cpolyline points='14 2 14 8 20 8'/%3E%3Cline x1='16' y1='13' x2='8' y2='13'/%3E%3Cline x1='16' y1='17' x2='8' y2='17'/%3E%3C/svg%3E");
  }

  .article-body .article-demo .article-checklist-block__title-icon:empty, .article-body .article-checklist-block__title-icon:empty {
    --article-icon-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect width='8' height='4' x='8' y='2' rx='1' ry='1'/%3E%3Cpath d='M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2'/%3E%3Cpath d='m9 14 2 2 4-4'/%3E%3C/svg%3E");
  }

  .article-body .article-demo .article-checklist-block__item-icon:empty, .article-body .article-checklist-block__item-icon:empty {
    --article-icon-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect width='18' height='18' x='3' y='3' rx='2'/%3E%3Cpath d='m9 12 2 2 4-4'/%3E%3C/svg%3E");
  }

  @media (hover: hover) {
    .article-body .article-demo .article-reference__link:hover, .article-body .article-reference__link:hover {
      color: var(--color-accent);
    }
  }

  /* ── 比較表（BlockTable / .content-table 相当: 外枠なし・セル罫線のみ） ── */
  .article-body .article-demo .article-table, .article-body .article-table {
    margin-bottom: 1.5rem;
    overflow-x: auto;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  .article-body .article-demo .article-table table, .article-body .article-table table {
    width: 100%;
    min-width: 0;
    margin: 0;
    border: 0;
    border-collapse: collapse;
    font-size: 1rem;
    line-height: 1.65;
  }

  .article-body .article-table th,
  .article-body .article-demo .article-table td, .article-body .article-table td {
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--color-rule, #f1e6da);
    text-align: left;
    vertical-align: top;
    color: var(--color-ink-secondary, #6b6a64);
    font-size: inherit;
    line-height: 1.6;
    font-weight: inherit;
    background: transparent;
  }

  .article-body .article-demo .article-table thead th, .article-body .article-table thead th {
    background: var(--color-surface-secondary, #fff6ec);
    color: var(--color-ink, #1c1c1a);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: -0.025em;
  }

  .article-body .article-demo .article-table tbody tr:nth-child(even) td, .article-body .article-table tbody tr:nth-child(even) td {
    background: color-mix(in srgb, var(--color-surface-secondary, #fff6ec) 50%, transparent);
  }

  /* ── チェックリスト（カードグリッド） ── */
  .article-body .article-demo .article-checklist, .article-body .article-checklist {
    display: grid;
    gap: 0.375rem;
    margin: 0.75rem 0 0;
    padding: 0;
    list-style: none;
  }

  .article-body .article-demo .article-checklist li, .article-body .article-checklist li {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.75;
  }

  .article-body .article-demo .article-checklist li::before, .article-body .article-checklist li::before {
    content: "✓";
    position: static;
    display: inline-grid;
    flex-shrink: 0;
    place-items: center;
    width: 1rem;
    height: 1rem;
    margin-top: 0.2em;
    color: #fff;
    background: var(--color-accent);
    border-radius: 0.25rem;
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 1;
  }

  /* ── 手順（BlockSteps 相当） ── */
  .article-body .article-demo .article-steps-wrap, .article-body .article-steps-wrap {
    margin-bottom: 1.5rem;
  }

  .article-body .article-demo .article-steps__heading, .article-body .article-steps__heading {
    margin-bottom: 0.75rem;
    color: var(--color-ink);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: var(--tracking-tracked-sm);
  }

  .article-body .article-demo .article-steps, .article-body .article-steps {
    display: grid;
    gap: 1rem;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  /* osoushiki-utils 旧手順スタイル（ol::before の縦線）を打ち消す */
  .article-body .article-demo .article-steps::before, .article-body .article-steps::before {
    content: none;
    display: none;
  }

  .article-body .article-demo .article-steps > li, .article-body .article-steps > li {
    position: relative;
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
  }

  .article-body .article-demo .article-steps > li + li, .article-body .article-steps > li + li {
    margin-top: 0;
  }

  .article-body .article-demo .article-steps__rail, .article-body .article-steps__rail {
    position: relative;
    flex-shrink: 0;
    align-self: stretch;
    width: 1.5rem;
  }

  .article-body .article-demo .article-steps > li:not(:last-child) .article-steps__rail::after, .article-body .article-steps > li:not(:last-child) .article-steps__rail::after {
    content: "";
    position: absolute;
    left: 50%;
    top: calc(1.5rem + 0.375rem);
    bottom: calc(-1rem + 0.375rem);
    width: 0.375rem;
    border-radius: 999px;
    background: color-mix(in srgb, var(--color-accent) 12%, transparent);
    transform: translateX(-50%);
  }

  .article-body .article-demo .article-steps__label, .article-body .article-steps__label {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    color: #fff;
    background: var(--color-accent);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    font-variant-numeric: tabular-nums;
  }

  .article-body .article-demo .article-steps__content, .article-body .article-steps__content {
    min-width: 0;
    flex: 1;
    padding: 0 0 0.125rem;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .article-body .article-demo .article-steps__content h3, .article-body .article-steps__content h3 {
    margin-bottom: 0.25rem;
    color: var(--color-ink);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: var(--tracking-tracked-sm);
  }

  .article-body .article-demo .article-steps__content p, .article-body .article-steps__content p {
    margin-bottom: 0;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.75;
  }

  /* ── メリット・デメリット ── */
  .article-body .article-demo .article-proscons, .article-body .article-proscons {
    display: grid;
    gap: 0.75rem;
    margin: 0.75rem 0 1.5rem;
  }

  .article-body .article-demo .article-proscons__item, .article-body .article-proscons__item {
    position: relative;
    min-height: 0;
    padding: 0.75rem 1rem;
    color: inherit;
    border-radius: 0;
    box-shadow: none;
    overflow: visible;
  }

  .article-body .article-demo .article-proscons__item::after, .article-body .article-proscons__item::after {
    content: none;
  }

  .article-body .article-demo .article-proscons__item--merit, .article-body .article-proscons__item--merit {
    border-top: 2px solid var(--color-accent);
    background: color-mix(in srgb, var(--color-accent) 3.5%, transparent);
  }

  .article-body .article-demo .article-proscons__item--demerit, .article-body .article-proscons__item--demerit {
    border-top: 2px solid #0ea5e9;
    background: #f0f9ff;
  }

  .article-body .article-demo .article-proscons__title, .article-body .article-proscons__title {
    margin-bottom: 0.75rem;
    color: var(--color-ink);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.6;
  }

  .article-body .article-demo .article-proscons__item ul, .article-body .article-proscons__item ul {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .article-body .article-demo .article-proscons__item li, .article-body .article-proscons__item li {
    display: flex;
    gap: 0.5rem;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.75;
  }

  .article-body .article-demo .article-proscons__item li + li, .article-body .article-proscons__item li + li {
    margin-top: 0.375rem;
  }

  .article-body .article-demo .article-proscons__item li::before, .article-body .article-proscons__item li::before {
    content: "";
    flex-shrink: 0;
    width: 0.375rem;
    height: 0.375rem;
    margin-top: 0.62em;
    border-radius: 50%;
    background: var(--color-accent);
  }

  .article-body .article-demo .article-proscons__item--demerit li::before, .article-body .article-proscons__item--demerit li::before {
    background: #0ea5e9;
  }

  /* ── こんな人におすすめ ── */
  .article-body .article-demo .article-box--recommend, .article-body .article-box--recommend {
    margin-bottom: 1.5rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--color-rule);
    border-radius: 0.5rem;
    background: var(--color-surface);
    box-shadow: none;
  }

  .article-body .article-demo .article-box--recommend .article-card-head, .article-body .article-box--recommend .article-card-head {
    color: var(--color-ink);
  }

  .article-body .article-demo .article-recommend-tags, .article-body .article-recommend-tags {
    display: grid;
    gap: 0.375rem;
    margin: 0.75rem 0 0;
    padding: 0;
    list-style: none;
  }

  .article-body .article-demo .article-recommend-tags li, .article-body .article-recommend-tags li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.75;
  }

  .article-body .article-demo .article-recommend-tags li::before, .article-body .article-recommend-tags li::before {
    content: "";
    flex-shrink: 0;
    width: 0.375rem;
    height: 0.375rem;
    margin-top: 0.62em;
    border-radius: 50%;
    background: var(--color-accent);
  }

  /* ── FAQ（BlockQa 相当） ── */
  .article-body .article-demo .article-faq, .article-body .article-faq {
    margin-bottom: 1.5rem;
  }

  .article-body .article-demo .article-faq__title, .article-body .article-faq__title {
    margin-bottom: 0.75rem;
    color: var(--color-ink);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.6;
    text-align: left;
    letter-spacing: var(--tracking-tracked-sm);
  }

  .article-body .article-demo .article-faq__list, .article-body .article-faq__list {
    display: grid;
    gap: 0.75rem;
    margin: 0;
  }

  .article-body .article-demo .article-faq__item, .article-body .article-faq__item {
    padding: 1rem;
    border: 1px solid var(--color-rule);
    border-radius: 0.5rem;
    background: var(--color-surface);
    box-shadow: none;
    overflow: visible;
  }

  .article-body .article-demo .article-faq__question, .article-body .article-faq__question,
  .article-body .article-demo .article-faq__answer, .article-body .article-faq__answer {
    display: flex;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
    position: static;
    color: var(--color-ink);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.65;
  }

  /* osoushiki-utils 旧 FAQ（::before の Q/A・余白）を打ち消す */
  .article-body .article-demo .article-faq__question::before, .article-body .article-faq__question::before,
  .article-body .article-demo .article-faq__answer::before, .article-body .article-faq__answer::before {
    content: none;
    display: none;
  }

  .article-body .article-demo .article-faq__item + .article-faq__item, .article-body .article-faq__item + .article-faq__item {
    margin-top: 0;
  }

  .article-body .article-demo .article-faq__answer, .article-body .article-faq__answer {
    margin-top: 0.5rem;
    border-top: 0;
    color: var(--color-ink-secondary);
    font-weight: 400;
    line-height: 1.8;
  }

  .article-body .article-demo .article-faq__mark, .article-body .article-faq__mark {
    flex-shrink: 0;
    font-weight: 600;
  }

  .article-body .article-demo .article-faq__question .article-faq__mark, .article-body .article-faq__question .article-faq__mark {
    color: var(--color-accent);
  }

  .article-body .article-demo .article-faq__mark--a, .article-body .article-faq__mark--a {
    color: var(--color-ink-tertiary);
  }

  /* ── 確認リスト（記事末尾 checklist 相当） ── */
  .article-body .article-demo .article-checklist-block, .article-body .article-checklist-block {
    margin-bottom: 2rem;
    padding: 1.25rem;
    border: 1px solid color-mix(in srgb, var(--color-accent) 20%, transparent);
    border-radius: 0.5rem;
    background: color-mix(in srgb, var(--color-accent) 4%, transparent);
  }

  .article-body .article-demo .article-checklist-block__title, .article-body .article-checklist-block__title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1rem;
    padding: 0;
    border: 0;
    color: var(--color-ink);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.5;
    letter-spacing: var(--tracking-tracked-sm);
  }

  .article-body .article-demo .article-checklist-block__title-icon, .article-body .article-checklist-block__title-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-accent);
  }

  .article-body .article-demo .article-checklist-block__list, .article-body .article-checklist-block__list {
    display: grid;
    margin: 0;
    padding: 0;
    list-style: none;
    border-top: 1px solid var(--color-rule);
    border-bottom: 1px solid var(--color-rule);
  }

  /* osoushiki-prose の li { margin: 0.4em 0 } を article-* リストで打ち消す */
  .article-body.osoushiki-prose :is(
    .article-checklist-block__list,
    .article-summary-grid,
    .article-notice__list,
    .article-steps,
    .article-faq__list
  ) > li {
    margin: 0;
  }

  .article-body .article-demo .article-checklist-block__list > li, .article-body .article-checklist-block__list > li {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    margin: 0;
    padding: 0.75rem 0;
    border-top: 1px solid var(--color-rule);
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.75;
  }

  .article-body .article-demo .article-checklist-block__list > li::before, .article-body .article-checklist-block__list > li::before {
    content: none;
  }

  .article-body .article-demo .article-checklist-block__list > li:first-child, .article-body .article-checklist-block__list > li:first-child {
    border-top: 0;
  }

  .article-body .article-demo .article-checklist-block__item-icon, .article-body .article-checklist-block__item-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 1rem;
    height: 1rem;
    /* 見出しアイコン(1.25rem)との見かけの中心を揃える */
    margin-inline-start: calc((1.25rem - 1rem) / 2);
    margin-top: 0.25em;
    color: var(--color-accent);
  }

  .article-body .article-demo :where(figure, .wp-block-image) {
    margin-block: 1.5rem;
  }

  .article-body .article-demo :where(img) {
    height: auto;
    max-width: 100%;
    border-radius: 0.5rem;
  }

  .article-body .article-demo :where(figcaption) {
    margin-top: 0.5rem;
    color: var(--color-ink-tertiary);
    font-size: 0.8125rem;
    line-height: 1.65;
  }

  /* ── 本文リンク（テンプレ内） ── */
  .article-body .article-demo a:not([class]) {
    color: var(--color-accent);
    text-decoration: underline;
    text-decoration-color: color-mix(in srgb, var(--color-accent) 45%, transparent);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.2em;
    transition: opacity 150ms, text-decoration-color 150ms;
  }

  @media (hover: hover) {
    .article-body .article-demo a:not([class]):hover {
      opacity: 0.72;
      text-decoration-color: var(--color-accent);
    }
  }

  @media (min-width: 640px) {
    .article-body .article-demo .article-summary-grid, .article-body .article-summary-grid {
      grid-template-columns: 1fr;
    }

    .article-body .article-demo .article-checklist-block, .article-body .article-checklist-block {
      padding: 1.5rem;
    }

    .article-body .article-demo .article-proscons, .article-body .article-proscons {
      grid-template-columns: 1fr;
    }
  }