.article-surface,.article-toc{background:#f4f4f4;border-radius:16px;padding:24px;box-sizing:border-box}
.editorial-content-blocks>:is(.article-surface,.article-file,.article-accordion,.article-toc,.article-footnote,.article-compare,.article-action){margin:20px 0;min-width:0;max-width:100%;overflow-wrap:anywhere}
.article-surface h3,.article-file h3,.article-accordion summary{margin:0;font:700 20px/1.2 var(--font-heading);letter-spacing:-.4px;color:#2d2d2f}
.article-caption,.article-compare figcaption{margin:0;font:400 13px/20px var(--font-body);color:#696b70}
.article-surface,.article-file{display:flex;flex-direction:column;gap:16px}
.article-file,.article-accordion{border:1px solid #dadce0;border-radius:12px;padding:20px}
.article-file a,.article-toc a,.article-footnote a,.article-transcript summary{color:#2d2d2f;text-decoration:underline;text-underline-offset:3px}
.article-file a:hover,.article-toc a:hover,.article-footnote a:hover{color:#375b89}
.article-accordion summary{list-style:none;display:flex;gap:20px;justify-content:space-between;align-items:flex-start;cursor:pointer}
.article-accordion summary::-webkit-details-marker{display:none}.article-accordion summary img{flex:none;display:block;width:24px;height:24px}.article-accordion[open] summary img{transform:rotate(180deg)}
.article-accordion[open]>.rich-prose{margin-top:16px}.article-accordion>.rich-prose>:first-child{margin-top:0}.article-accordion>.rich-prose>:last-child{margin-bottom:0}
.article-toc{font:400 16px/1.5 var(--font-body)}.article-toc strong{font-weight:600}.article-toc ol{list-style:none;padding:0;margin:12px 0 0}.article-toc li+li{margin-top:6px}.article-toc .article-toc-level-3{padding-left:20px}
.article-code{border-radius:12px;padding:20px 24px}.article-code pre{margin:0;overflow-x:auto;font:500 16px/1.5 var(--font-body);white-space:pre;max-width:100%;tab-size:4}.article-code code{font:inherit}
.article-formula{text-align:center;border-radius:12px}.article-formula>div{font:700 20px/1.2 var(--font-heading);letter-spacing:-.4px;overflow-x:auto;max-width:100%}
.article-compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.article-compare figure{margin:0;min-width:0}.article-compare img{display:block;width:100%;height:330px;object-fit:contain;background:#f4f4f4;border-radius:16px}.article-compare figcaption{margin-top:10px}
.article-footnote{border-top:1px solid #dadce0;padding-top:12px;font:400 13px/20px var(--font-body);color:#696b70}.article-footnote p{margin:0 0 12px}.article-footnote a{font-size:16px}
.article-button{display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box;border:1px solid transparent;border-radius:8px;background:#ffef68;color:#2d2d2f;padding:15px 25px;font:500 16px/1.4 var(--font-body);text-align:center;text-decoration:none;white-space:normal;max-width:100%;min-width:214px;transition:background .15s ease,color .15s ease}
.article-button--secondary{background:transparent;border-color:#2d2d2f}.article-button--link{background:transparent;text-decoration:underline;text-underline-offset:3px}.article-button:hover{background:#f4e05a;color:#2d2d2f}.article-button--secondary:hover{background:#f4f4f4}.article-button--link:hover{background:transparent;color:#375b89}
.editorial-article :is(.article-button,.article-file a,.article-toc a,.article-footnote a,summary,button,input):focus-visible{outline:2px solid #375b89;outline-offset:3px}
.article-audio audio{width:100%}.article-audio-row{display:flex;gap:16px;align-items:center}.article-audio-row output{font:400 16px/1.5 var(--font-body)}
.article-audio-row button{padding:0;border:0;background:transparent;color:#2d2d2f;font:400 16px/1.5 var(--font-body);cursor:pointer;box-shadow:none}.article-audio-row [data-audio-play]{position:relative;width:48px;height:48px;flex:none;border-radius:50%;background:#ffef68}.article-audio-row [data-audio-play] img{display:block;width:48px;height:48px}.article-audio-row [data-audio-speed]{margin-left:auto;min-width:44px;min-height:44px}.article-audio-row [data-audio-pause]{position:absolute;inset:0;display:grid;place-items:center;font-size:25px}.article-audio-row [hidden]{display:none}
.article-audio-controls input[type=range]{display:block;appearance:none;width:100%;height:24px;border:0;padding:0;margin:12px 0 0;background:transparent;cursor:pointer}.article-audio-controls input::-webkit-slider-runnable-track{height:4px;background:linear-gradient(to right,#ffef68 var(--audio-progress,0%),#dadce0 var(--audio-progress,0%))}.article-audio-controls input::-webkit-slider-thumb{appearance:none;border:0;width:12px;height:12px;background:#2d2d2f;border-radius:50%;margin-top:-4px}.article-audio-controls input::-moz-range-track{height:4px;background:#dadce0}.article-audio-controls input::-moz-range-progress{height:4px;background:#ffef68}
.article-transcript{font:400 13px/20px var(--font-body);color:#696b70}.article-transcript summary{cursor:pointer}.article-transcript>div{margin-top:16px;font-size:16px;line-height:1.5;color:#2d2d2f}
.article-media-error{padding:24px;border-radius:12px;background:#f4f4f4;color:#2d2d2f}.article-media-error button{display:block;background:none;border:0;box-shadow:none;padding:12px 0 0;color:inherit;text-decoration:underline}.article-media-error[hidden],.article-audio-controls[hidden]{display:none}
.editorial-article [id^=article-]{scroll-margin-top:30px}.editorial-article [id^=article-note-]:target{background:#fff9cb}
@media(max-width:760px){.article-compare{grid-template-columns:minmax(0,1fr);gap:24px}.article-compare img{height:auto;max-height:550px}.article-toc{font-size:14px}.article-button{width:100%;min-width:0}.article-accordion summary{font-size:18px}.article-surface h3,.article-file h3{font-size:18px}.article-transcript>div{font-size:14px}.article-file,.article-accordion{padding:20px}.article-compare{margin-left:0;margin-right:0}}
@media(prefers-reduced-motion:reduce){.article-button{transition:none}}

.editorial-article-opening .editorial-content-text:first-child{font-size:20px;line-height:30px}.editorial-article-opening p{margin-top:0}.article-video-player{position:relative;aspect-ratio:870/480;border-radius:16px;overflow:hidden;background:#f4f4f4}.article-video-player button{display:block;padding:0;border:0;width:100%;height:100%;position:absolute;inset:0;background:none}.article-video-player button>img{display:block;width:100%;height:100%;object-fit:cover}.article-video-player button>span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:100px;height:100px;display:grid;place-items:center;border-radius:50%;background:#ffef68;font-size:38px;padding-left:5px;box-sizing:border-box;color:#2d2d2f}.article-video-player iframe{position:absolute;inset:0;width:100%;height:100%}.article-video-player [hidden]{display:none}.article-compare--wide-first{grid-template-columns:520fr 330fr;gap:20px}.article-compare--wide-first img{height:auto}.editorial-article .editorial-content-blocks>.article-action{display:inline-flex}.editorial-article-opening+.editorial-detail-mobile-promo{margin-top:0}@media(max-width:760px){.article-compare--wide-first{grid-template-columns:1fr}.editorial-article-opening .editorial-content-text:first-child{font-size:16px;line-height:24px}.article-video-player button>span{width:60px;height:60px;font-size:26px}}

.article-quote{margin:20px 0;padding:8px 0 8px 28px;border-left:4px solid #ffef68}.article-quote blockquote{margin:0;padding:0;border:0;background:transparent;font:400 20px/30px var(--font-body)}.article-quote figcaption{margin-top:16px;font:400 13px/20px var(--font-body);color:#696b70}.article-text-image{display:grid;grid-template-columns:1fr 1fr;gap:24px;min-width:0}.article-text-image figure{min-width:0;margin:0}.article-text-image figcaption{margin-top:10px}.article-text-image .rich-prose p:first-child{margin-top:0}.article-actions{display:flex;flex-wrap:wrap;gap:16px}.article-actions .article-action{margin:0}.article-accordion summary{align-items:center}@media(max-width:760px){.article-text-image{grid-template-columns:1fr}.article-actions{flex-direction:column}.article-quote blockquote{font-size:18px;line-height:27px}}

.editorial-article .editorial-detail-body .editorial-content-blocks{gap:20px}.editorial-article .editorial-content-blocks>:is(.article-surface,.article-file,.article-accordion,.article-toc,.article-footnote,.article-compare,.article-action,.article-quote){margin:0}.editorial-article .editorial-detail-body .editorial-content-blocks>.editorial-content-text:has(>h2){margin-top:30px}.editorial-article .editorial-content-blocks>.editorial-content-text:first-child{margin-top:0}.article-text-image img{border-radius:12px}.article-actions .article-button{min-width:214px}.editorial-article .editorial-content-blocks>.article-toc{background:transparent;padding:0}.article-toc ol{list-style:decimal;padding-left:22px}@media(max-width:760px){.editorial-article .editorial-detail-body .editorial-content-blocks>.editorial-content-text:has(>h2){margin-top:20px}.article-actions .article-button{min-width:0}}

.editorial-gallery-stage>[hidden]{display:none}.editorial-gallery-stage>[data-gallery-error]{margin:auto;min-width:260px;text-align:center}.editorial-gallery-stage>[data-gallery-error] button{margin:auto;color:#2d2d2f}

.editorial-detail .article-button:hover{text-decoration:none}.editorial-detail .article-button--link:hover{text-decoration:underline}

/* Owner review: compact author, quiet recommendation cards, shared work lightbox. */
.editorial-article-author{align-items:flex-start}
.editorial-article-author .editorial-detail-author-photo{width:var(--article-author-size,128px);height:var(--article-author-size,128px)}
.editorial-detail-recommendations a:hover,.editorial-detail-recommendations a:focus-visible{text-decoration:none}
.editorial-detail-recommendations .home-course-card,.editorial-detail-recommendations .home-course-card:hover,.editorial-detail-recommendations .home-course-card:focus-within{box-shadow:none;filter:none}
.article-comparison{margin:0;--comparison-position:50%}
.article-comparison-window{position:relative;border-radius:24px;overflow:hidden;background:#f4f4f5}
.article-comparison-window img{display:block;width:100%;height:auto}
.article-comparison figcaption{display:flex;justify-content:space-between;gap:24px;margin-top:10px;color:#6f6f75;font-size:12px;line-height:18px}
.article-comparison.is-interactive .article-comparison-second{position:absolute;inset:0;clip-path:inset(0 calc(100% - var(--comparison-position)) 0 0)}
.article-comparison.is-interactive .article-comparison-second img{height:100%;object-fit:contain;background:#f4f4f5}
.article-comparison-divider{position:absolute;top:0;bottom:0;left:var(--comparison-position);width:2px;background:#fff;transform:translateX(-50%);box-shadow:0 0 4px #0004;pointer-events:none}
.article-comparison-divider span{display:grid;place-items:center;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:44px;height:44px;background:#ffef68;border-radius:50%;box-shadow:0 2px 10px #0002}
.article-comparison-divider svg{width:24px;height:24px;fill:none;stroke:#25272b;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.article-comparison input[type=range]{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;touch-action:pan-y}
.article-comparison-window:focus-within{outline:3px solid #25272b;outline-offset:3px}
.article-image-gallery{position:relative;min-width:0}
.article-image-gallery figure{margin:0}.article-image-gallery img{width:100%;max-height:600px;object-fit:contain;border-radius:24px}
.article-image-gallery [hidden]{display:none!important}
.article-gallery-navigation{display:flex;align-items:center;justify-content:center;gap:16px;margin:12px 0}
.article-gallery-navigation button{border:0;border-radius:50%;width:40px;height:40px;background:#ffef68;color:#25272b;font-size:22px;line-height:1;cursor:pointer}
.article-gallery-navigation button:disabled{opacity:.4;cursor:default}
@media(max-width:760px){.editorial-article-author{gap:20px}.editorial-article-author .editorial-detail-author-copy{flex:1}.article-comparison-window{border-radius:16px}}

.article-inline-image-open{display:inline-block;max-width:100%;padding:0;border:0;background:none;vertical-align:middle;cursor:zoom-in;line-height:0}
.article-inline-image-open img{max-width:100%;height:auto}

/* Image wrappers must not inherit the dark hover/active fill of action buttons. */
.public-shell .editorial-article button:is(.editorial-image-open,.article-inline-image-open){min-height:0;background:transparent;line-height:0}
.public-shell .editorial-article button:is(.editorial-image-open,.article-inline-image-open):is(:hover,:active){background:transparent;border-color:transparent;filter:none;box-shadow:none}
.article-inline-image-open img{display:block}

.article-gallery-navigation button{display:grid;place-items:center;padding:0}.article-gallery-navigation svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}