/* 全ページ共通：関連リンク欄・フッター 2026-09-19 */
/* 関連リンク（旧バナー欄の置き換え）: 全ページ共通 2026-09-19 */
.portal-links { background: #e4eff8; padding: 64px 0 68px; }
.portal-links__grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 28px; }
#documents.portal-links .portal-links__col h2 {
  display: flex; align-items: baseline; gap: 10px; margin-bottom: 14px; padding-bottom: 10px;
  border-bottom: 1px solid #c9dcec; font-size: 1rem; font-weight: 700; color: var(--ink);
  font-family: var(--type-sans); line-height: 1.4;
}
#documents.portal-links .portal-links__col h2 span {
  font-family: var(--type-mono); font-size: .66rem; letter-spacing: .2em; color: var(--fiber-deep);
  font-weight: 400; text-transform: uppercase;
}
.portal-links__col ul { list-style: none; display: grid; gap: 8px; }
.portal-links__col a {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 12px 14px; background: rgba(255,255,255,.92); border: 1px solid var(--line);
  color: var(--ink); text-decoration: none; font-size: .86rem; font-weight: 600; line-height: 1.45;
  transition: border-color .18s ease, transform .18s ease;
}
.portal-links__col a::after { content: "↗"; color: var(--air-deep); font-size: .8rem; flex-shrink: 0; }
.portal-links__col a[href$=".pdf"]::after { content: "PDF"; font-family: var(--type-mono); font-size: .62rem; letter-spacing: .1em; }
.portal-links__col a:hover, .portal-links__col a:focus-visible { border-color: #9fd3e8; transform: translateY(-1px); }
@media (max-width: 960px) { .portal-links__grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 560px) { .portal-links { padding: 48px 0; } .portal-links__grid { grid-template-columns: 1fr; gap: 24px; } }


/* 各ページ固有の見出しスタイルに上書きされないよう固定 */
#documents.portal-links .portal-links__col h2 {
  font-size: 1rem !important; line-height: 1.4 !important; letter-spacing: 0 !important;
  font-family: var(--type-sans) !important; font-weight: 700 !important; color: var(--ink) !important;
  margin: 0 0 14px !important; padding: 0 0 10px !important; text-align: left !important;
  background: none !important; border: 0 !important; border-bottom: 1px solid #c9dcec !important;
}
#documents.portal-links .portal-links__col h2::before,
#documents.portal-links .portal-links__col h2::after { content: none !important; display: none !important; }
#documents.portal-links .portal-links__col h2 span {
  font-family: var(--type-mono) !important; font-size: .66rem !important; letter-spacing: .2em !important;
  color: var(--fiber-deep) !important; font-weight: 400 !important;
}
#documents.portal-links .portal-links__col ul { margin: 0 !important; padding: 0 !important; }
#documents.portal-links .portal-links__col li { margin: 0 !important; padding: 0 !important; list-style: none !important; }
#documents.portal-links .portal-links__col li::before { content: none !important; }
#documents.portal-links .portal-links__col a { font-size: .86rem !important; color: var(--ink) !important; }
#documents.portal-links > .container { max-width: 1180px !important; margin: 0 auto !important; padding: 0 32px !important; width: auto !important; }
@media (max-width: 560px) { #documents.portal-links > .container { padding: 0 20px !important; } }

/* --- フッター：SNSアイコン・ISO表記 --- */
.legacy-site-footer .sns a { color: var(--ink-deep); }
.legacy-site-footer .sns a svg { width: 18px; height: 18px; display: block; }
.legacy-site-footer .sns a:hover { color: var(--air-deep); }
.legacy-site-footer .company-logo img { width: 200px; height: auto; }
.legacy-site-footer .prbr img { width: 140px; height: auto; }
.iso-badge {
  display: inline-block; padding: 6px 12px; border: 1px solid #c3ccd6; background: #fff;
  color: var(--ink-deep); font-size: .74rem; font-weight: 700; letter-spacing: .04em;
}