/* タクメニュー — ガイド記事のタイポグラフィ */
.article-wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
.article-head { padding: 34px 0 10px; }
.article-head h1 { font-size: clamp(24px, 5vw, 34px); font-weight: 900; line-height: 1.4; margin-top: 10px; }

/* パンくず */
.crumbs { font-size: 12.5px; color: var(--ink-faint); }
.crumbs a { color: var(--ink-faint); text-decoration: none; }
.crumbs a:hover { color: var(--brand-dark); text-decoration: underline; }

/* この記事でわかること */
.takeaways { margin-top: 20px; background: #fff; border: 1.5px solid var(--brand-light); border-left: 5px solid var(--brand); border-radius: 12px; padding: 14px 18px; box-shadow: var(--shadow); }
.takeaways__t { font-weight: 900; font-size: 14px; color: var(--brand-dark); margin-bottom: 6px; }
.takeaways ul { margin: 0; padding-left: 20px; }
.takeaways li { font-size: 14px; margin: 4px 0; line-height: 1.7; }

/* 目次 */
.toc { margin: 18px 0 6px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; }
.toc__t { font-weight: 900; font-size: 13.5px; color: var(--ink-soft); margin-bottom: 6px; }
.toc ol { margin: 0; padding-left: 22px; }
.toc li { font-size: 13.5px; margin: 4px 0; }
.toc a { color: var(--ink); text-decoration: none; }
.toc a:hover { color: var(--brand-dark); text-decoration: underline; }
.article-meta { margin-top: 12px; font-size: 13px; color: var(--ink-faint); display: flex; gap: 14px; flex-wrap: wrap; }
.article-lead { margin-top: 16px; font-size: 15.5px; color: var(--ink-soft); line-height: 1.9; }

.article { padding: 8px 0 40px; font-size: 15.5px; line-height: 1.95; color: var(--ink); }
.article h2 { font-size: clamp(19px, 4.2vw, 24px); font-weight: 900; margin: 44px 0 14px; padding: 6px 0 6px 14px; border-left: 5px solid var(--brand); background: linear-gradient(90deg, var(--brand-light), transparent 70%); border-radius: 4px; scroll-margin-top: 72px; }
.article h3 { font-size: clamp(16.5px, 3.6vw, 19px); font-weight: 800; margin: 30px 0 10px; }
.article p { margin: 14px 0; }
.article ul, .article ol { margin: 14px 0; padding-left: 24px; }
.article li { margin: 7px 0; }
.article a { color: var(--brand-dark); text-decoration: underline; text-underline-offset: 3px; }
.article strong { color: var(--ink); }
.article small { color: var(--ink-faint); }

.tblwrap { overflow-x: auto; margin: 18px 0; }
.article table { width: 100%; border-collapse: collapse; min-width: 560px; background: var(--card); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); font-size: 14px; }
.article th, .article td { padding: 11px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.article thead th { background: var(--brand); color: #fff; font-size: 13px; white-space: nowrap; }
.article tbody tr:nth-child(even) { background: #faf7f3; }

.article-faq { margin: 36px 0 0; }
.article-faq h2 { font-size: 21px; font-weight: 900; margin-bottom: 14px; }
.article-faq details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; margin-bottom: 10px; box-shadow: var(--shadow); }
.article-faq summary { padding: 15px 0; font-weight: 700; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.article-faq summary::-webkit-details-marker { display: none; }
.article-faq summary::after { content: "＋"; color: var(--brand-dark); font-weight: 900; flex: 0 0 auto; }
.article-faq details[open] summary::after { content: "−"; }
.article-faq details p { padding: 0 0 15px; color: var(--ink-soft); font-size: 14.5px; margin: 0; }

.author-box { display: flex; gap: 14px; align-items: flex-start; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; margin: 34px 0 0; box-shadow: var(--shadow); }
.author-box img { width: 44px; height: 44px; flex: 0 0 auto; }
.author-box .who { font-weight: 800; font-size: 14.5px; }
.author-box p { margin: 4px 0 0; font-size: 13.5px; color: var(--ink-soft); line-height: 1.8; }

.article-sources { margin-top: 30px; font-size: 12.5px; color: var(--ink-faint); }
.article-sources h2 { font-size: 15px; font-weight: 800; color: var(--ink-soft); margin-bottom: 8px; border: none; padding: 0; }
.article-sources ul { padding-left: 20px; margin: 6px 0; }
.article-sources a { color: var(--ink-faint); }

.article-cta { background: linear-gradient(135deg, var(--brand), var(--brand-dark)); color: #fff; border-radius: 16px; padding: 26px 22px; margin: 38px 0 0; text-align: center; }
.article-cta h2 { font-size: 20px; font-weight: 900; border: none; margin: 0 0 8px; padding: 0; }
.article-cta p { margin: 0 0 16px; font-size: 14px; opacity: .95; }
.article-cta .btn { background: #fff; color: var(--brand-dark); }

.guide-list { display: grid; gap: 14px; margin-top: 24px; }
.guide-card { display: block; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; box-shadow: var(--shadow); color: var(--ink); }
.guide-card:hover { border-color: var(--brand); }
.guide-card .t { font-weight: 800; font-size: 16px; line-height: 1.5; }
.guide-card .d { margin-top: 6px; font-size: 13.5px; color: var(--ink-soft); line-height: 1.7; }
.guide-card .m { margin-top: 8px; font-size: 12px; color: var(--ink-faint); }

/* ===== UX監査対応: 記事内テーブル ===== */
.tblwrap { position: relative; }
.tblwrap::after { content: "→ 横にスクロールできます"; display: block; font-size: 12px; color: var(--ink-faint); text-align: right; margin-top: 6px; }
@media (min-width: 720px) { .tblwrap::after { display: none; } }
.article th:first-child, .article td:first-child {
  position: sticky; left: 0; background: var(--card); z-index: 1;
  box-shadow: 2px 0 0 var(--line);
}
.article thead th:first-child { background: var(--brand); }
.article tbody tr:nth-child(even) td:first-child, .article tbody tr:nth-child(even) th:first-child { background: #faf7f3; }