/* Shared editorial treatment. Original customer visuals retain their full composition. */
.editorial-article{max-width:1180px;margin-inline:auto}
.editorial-article .article-intro{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(240px,1fr);gap:48px;align-items:center;padding:32px 0 38px;border-bottom:1px solid #d9e4ec}
.article-category{display:block;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#447fa6}
.editorial-article .legacy-heading h1{font-size:clamp(29px,3.4vw,44px);line-height:1.16;letter-spacing:-.035em;margin:18px 0 22px;max-width:760px}
.article-byline{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:12px;color:#64788a;line-height:1.6}
.article-lead p{font-size:17px;line-height:1.75;margin:22px 0 0;color:#456075}
.article-visual{min-width:0;margin:0;padding:16px;background:#edf3f7;border:1px solid #dce7ee;border-radius:20px}
.article-visual a{display:block}
.article-visual img{display:block;width:100%;height:auto;max-height:330px;object-fit:contain;border-radius:10px}
.article-visual figcaption{font-size:11px;line-height:1.5;color:#6c8193;padding:12px 2px 0}
.article-context{max-width:790px;font-size:12px;line-height:1.7;color:#6c8193;margin:22px 0 0}
.article-reading{display:grid;grid-template-columns:220px minmax(0,760px);gap:64px;align-items:start;margin-top:38px}
.editorial-article .article-toc{display:block;position:sticky;top:28px;left:auto;right:auto;z-index:auto;width:auto;min-width:0;max-height:none;overflow:visible;background:transparent;box-shadow:none;gap:0;padding:0 0 0 20px;font-size:13px;line-height:1.5;border-left:2px solid #d7e5ee;padding-left:20px}
.article-toc>span{display:block;text-transform:uppercase;font-size:10px;letter-spacing:.13em;font-weight:700;color:#526c81;margin-bottom:14px}
.article-toc>a{display:block;padding:8px 0;color:#516b7f;text-decoration:none}
.article-toc>a:hover,.article-toc>a:focus-visible{color:#006fb3;text-decoration:underline;text-underline-offset:4px}
.editorial-article .legacy-body{min-width:0;font-size:17px;line-height:1.85;color:#3c5569}
.editorial-article .legacy-body h2{font-size:clamp(23px,2.3vw,29px)!important;line-height:1.3!important;letter-spacing:-.02em!important;margin:36px 0 16px;scroll-margin-top:34px}
.editorial-article .legacy-body>h2:first-child{margin-top:0}
.editorial-article .legacy-body ul{padding-left:23px;margin:20px 0 30px}
.editorial-article .legacy-body li{padding-left:6px;margin:10px 0}
.article-next{margin-top:42px;padding:28px 30px;background:#eaf3f9;border-radius:18px}
.article-next>span{font-size:11px;letter-spacing:.06em;color:#477b9d}
.editorial-article .article-next h2{font-size:25px!important;margin:10px 0 12px}
.article-next p{font-size:15px;margin-bottom:20px}
.article-next a{font-weight:700}
.editorial-article .legacy-back{margin:32px 0 54px}
@media(max-width:900px){.editorial-article .article-intro{gap:26px;grid-template-columns:minmax(0,1.4fr) minmax(210px,1fr)}.article-reading{grid-template-columns:175px minmax(0,1fr);gap:30px}}
@media(max-width:680px){.editorial-article .article-intro{display:flex;flex-direction:column;align-items:stretch;padding-top:22px;gap:26px}.article-visual{max-width:460px}.article-visual img{max-height:260px}.article-reading{display:block;margin-top:28px}.editorial-article .article-toc{position:static;margin-bottom:30px}.article-toc>a{padding:6px 0}.article-lead p,.editorial-article .legacy-body{font-size:16px}.article-next{padding:24px}.editorial-article .legacy-heading h1{font-size:32px}}

/* Isolate article navigation and introduction from shared site/guide rules. */
.editorial-article .article-lead{background:none;padding:0;border-radius:0}
.editorial-article .article-reading>*{min-width:0}
.editorial-article .article-toc a{overflow-wrap:anywhere}
.editorial-article .knowledge-breadcrumb{display:block;position:static;inset:auto;max-height:none;overflow:visible;background:transparent;box-shadow:none}