/* 記事ページ */
.article-head{background:var(--wash);padding:56px 0 48px}
.article-meta{display:flex;align-items:center;gap:16px;margin:0 0 18px;font-size:16px;line-height:1.6;color:#294d58}
.article-label{display:inline-block;padding:2px 12px;border:1px solid var(--main);color:var(--main);font-weight:700;font-size:15px}
.article-head h1{font-size:40px;line-height:1.5}
.article-body{padding:56px 0 88px}
.article-doc{max-width:880px}
.article-doc p{line-height:1.95}
.article-doc p+p{margin-top:18px}
.article-doc ul,.article-doc ol{margin:16px 0 0;padding-left:1.3em}
.article-doc li{font-size:18px;line-height:1.9}
.article-doc li+li{margin-top:8px}
.article-doc ul+p,.article-doc ol+p{margin-top:18px}
.article-toc{margin:40px 0 0;padding:26px 32px;background:var(--sand);border:1px solid var(--line)}
.article-toc-title{font-weight:700}
.article-toc ol{margin-top:10px}
.article-toc a,.article-related a{color:var(--main);text-decoration:underline;text-underline-offset:3px}
.article-section{margin-top:56px;padding:36px 0 0;border-top:1px solid var(--line)}
.article-section h2{font-size:28px;line-height:1.6;margin-bottom:18px}
.article-section h3{font-size:20px;line-height:1.6;margin:32px 0 10px}
.article-section h2+h3{margin-top:0}
.article-doc .article-related{margin-top:28px;font-size:16px}
@media(max-width:700px){
 .article-head{padding:32px 0 28px}
 .article-meta{gap:12px;margin-bottom:12px;font-size:15px}
 .article-label{font-size:14px;padding:1px 10px}
 .article-head h1{font-size:28px}
 .article-body{padding:32px 0 48px}
 .article-doc li{font-size:17px}
 .article-toc{margin-top:28px;padding:20px 20px}
 .article-section{margin-top:40px;padding:28px 0 0}
 .article-section h2{font-size:23px;margin-bottom:14px}
 .article-section h3{font-size:18px;margin-top:26px}
}
/* お知らせ・コラム一覧 */
.news-list{max-width:880px;margin:0;padding:0;list-style:none;border-top:1px solid var(--line)}
.news-item{border-bottom:1px solid var(--line)}
.news-item a{display:block;padding:26px 0;color:inherit;text-decoration:none}
.news-meta{display:flex;align-items:center;gap:16px;font-size:16px;line-height:1.6;color:#294d58}
.news-title{display:block;margin-top:10px;font-size:22px;line-height:1.6;font-weight:700;color:var(--ink);text-decoration:underline;text-decoration-color:transparent;text-underline-offset:4px;transition:text-decoration-color .2s}
.news-item a:hover .news-title,.news-item a:focus-visible .news-title{text-decoration-color:currentColor}
@media(max-width:700px){
 .news-item a{padding:20px 0}
 .news-meta{gap:12px;font-size:15px}
 .news-title{font-size:19px}
}
/* 記事末尾の一覧へのリンク・404ページ */
.article-back{margin-top:48px}
.notfound-links{display:flex;flex-wrap:wrap;gap:12px 40px}
.notfound-links .more{margin-top:8px}
/* 記事ページ：注記・表・出典（2026-10-21） */
.article-doc .article-note{font-size:16px;line-height:1.8;color:#294d58}
.article-table{margin:24px 0 0;overflow-x:auto}
.article-table table{width:100%;border-collapse:collapse;font-size:18px;line-height:1.7;word-break:keep-all}
.article-table th,.article-table td{padding:12px 16px;border:1px solid var(--line);text-align:left;vertical-align:top}
.article-table thead th{background:var(--wash);font-weight:700}
.article-table tbody th{font-weight:400}
.article-table+p{margin-top:24px}
.article-sources a{color:var(--main);text-decoration:underline;text-underline-offset:3px}
@media(max-width:700px){
 .article-doc .article-note{font-size:15px}
 .article-table table{font-size:17px;line-height:1.8}
 .article-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
 .article-table table,.article-table tbody,.article-table tr,.article-table tbody th,.article-table td{display:block}
 .article-table tr{border:1px solid var(--line)}
 .article-table tr+tr{margin-top:16px}
 .article-table tbody th,.article-table td{border:0;padding:12px 16px}
 .article-table tbody th{background:var(--wash);font-weight:700}
 .article-table td{border-top:1px solid var(--line)}
 .article-table td::before{content:attr(data-label);display:block;color:#294d58}
}