/* One title band and one reading grid avoid nested sidebars and empty bylines. */
.article-shell{width:min(1160px,calc(100% - 48px));padding:24px 0 64px}
.article-breadcrumb{margin-bottom:18px}
.article-heading{display:block;padding-bottom:20px;margin-bottom:24px}
.article-heading-main{max-width:1040px;margin-inline:auto;text-align:center}
.article-heading-main h1{font-size:clamp(2.25rem,4.4vw,3.75rem);line-height:1.08;margin:8px 0 14px;text-wrap:balance}
.article-kicker{margin-bottom:8px}
.article-excerpt{max-width:900px;font-size:1.08rem;line-height:1.55;margin:0 auto}
.article-byline{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 24px;border-top:1px solid var(--line);padding-top:16px;margin-top:28px;font-size:.75rem}
.article-byline span{display:flex;flex-direction:column;justify-content:flex-start;gap:3px;min-width:0}
.article-content-grid{display:grid;grid-template-columns:210px minmax(0,820px);gap:32px;justify-content:space-between;align-items:start}
.article-rail{display:block;position:sticky;top:calc(var(--sticky-header-height,104px) + 16px);height:max-content;padding-top:14px;margin:0;min-width:0}
.article-guide-context p{margin:8px 0 16px}
.article-reading-column{min-width:0}
.article-hero,.article-body figure{margin:20px 0}
.article-hero:first-child,.article-body>figure:first-child,.article-body>p:first-child{margin-top:0}
.article-hero img,.article-body figure img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.article-body p{margin:14px 0}
.article-body h2,.article-method h2,.article-faq h2,.article-related h2,.article-sources h2{margin:32px 0 14px}
.article-body h3{margin:24px 0 10px}
.article-body table{margin:22px 0;max-width:100%}
.article-body blockquote{margin:24px 0}
@media(max-width:1000px){
 .article-byline{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px}
 .article-content-grid{grid-template-columns:190px minmax(0,1fr);gap:24px}
}
@media(max-width:760px){
 .article-shell{width:calc(100% - 28px);padding-top:18px}
 .article-heading{padding-bottom:16px;margin-bottom:18px}
 .article-heading-main h1{font-size:clamp(2rem,8vw,3rem);line-height:1.1;text-wrap:pretty}
 .article-excerpt{font-size:1rem;line-height:1.5}
 .article-content-grid{display:block}
 .article-rail{display:contents}
 .article-sharing-rail{position:sticky;top:var(--sticky-header-height,104px);z-index:20;background:var(--color-paper,var(--white,#fffdfa));border-block:1px solid var(--line);padding:8px 0;display:flex;align-items:center;justify-content:space-between;gap:12px}
 .article-sharing-rail .share-box{padding:0;border:0;flex:1}
 .article-sharing-rail .share-box strong{display:none}
 .article-sharing-rail .share-links{gap:4px;margin:0;flex-wrap:nowrap}
 .article-sharing-rail .share-links a{width:30px;height:34px}
 .article-sharing-rail .preferred-source-actions{margin:0;flex:0 1 155px}
 .article-sharing-rail .preferred-source-link{font-size:11px;padding:7px 9px;gap:6px;min-height:40px}
 .article-guide-context{border-bottom:1px solid var(--line);padding:12px 0;margin-bottom:18px}
 .article-guide-context p{font-size:.9rem;margin:5px 0 10px}
 .article-guide-context p:last-child{margin-bottom:0}
 .article-body figure,.article-hero{margin-block:16px}
 .article-body h2{font-size:1.8rem;margin-top:28px}
}
@media(max-width:360px){.article-sharing-rail{gap:6px}.article-sharing-rail .share-links a{width:27px}.article-byline{font-size:.7rem;gap:12px}}

.article-sharing-rail .preferred-source-link span{font:inherit;letter-spacing:normal;text-transform:none;color:inherit}

.article-breadcrumb{flex-wrap:wrap;gap:5px 9px;line-height:1.5}
.article-content-grid--page{grid-template-columns:minmax(0,820px);justify-content:center}