.articles-site{--accent:#834fcd;--accent-dark:#7138b5;--article-muted:#525252;background:#fff;color:#171717}.articles-site .skip-link{clip-path:inset(100%);z-index:100}.articles-site .skip-link:focus-visible{clip-path:none;transform:none}.articles-site ::selection{background:#ead7f4;color:#111}.articles-site :focus-visible{outline:3px solid #7b45b1;outline-offset:4px}.editorial-header{position:sticky;top:0;z-index:30;width:100%;height:88px;border-bottom:1px solid #ededed;background:#fffffff5;backdrop-filter:blur(10px);display:block;margin:0}.header-inner{width:min(1180px,calc(100% - 96px));height:100%;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:35px}.editorial-header nav{display:flex;align-items:center;gap:32px;font-size:16px;white-space:nowrap}.editorial-header nav a{text-decoration:none}.editorial-header nav a:hover{color:var(--accent-dark)}.editorial-header .wordmark{font-size:26px;letter-spacing:-1.05px}.header-subscribe{display:inline-flex;align-items:center;gap:18px;border:1px solid #e7e7e7;border-radius:10px;padding:11px 18px;font-size:14px;white-space:nowrap;text-decoration:none}.header-subscribe:hover{border-color:#bbb}.article-index,.article-detail{width:min(1180px,calc(100% - 96px));padding:0}.index-intro{padding:60px 0 52px}.section-kicker{font:600 12px/1.5 var(--body);letter-spacing:2px;text-transform:uppercase;color:var(--accent);margin:0 0 24px}.index-intro h1{font-size:clamp(55px,5.4vw,78px);line-height:1.08;letter-spacing:-2.6px;margin:0 0 27px;text-align:left;text-wrap:balance}.index-intro h1 span{background:linear-gradient(100deg,#b83f9c,#7650e8);background-clip:text;-webkit-background-clip:text;color:transparent}.index-deck{font-size:20px;line-height:1.7;color:var(--article-muted);margin:0;max-width:850px}.feature{display:grid;grid-template-columns:1.1fr 1fr;background:#f8f8f8;border:1px solid #e4e4e4;border-radius:27px;overflow:hidden;min-height:375px}.feature-image{display:block;align-self:stretch;min-width:0;background:#f4f4f4}.feature-image img{width:100%;height:100%;object-fit:cover;display:block;min-height:375px}.feature-copy{display:flex;flex-direction:column;padding:42px 40px}.feature-category{display:flex;align-items:center;gap:12px;color:var(--accent);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;margin:0 0 26px}.feature-category i,.story-category i{width:7px;height:7px;display:inline-block;border-radius:50%;background:var(--accent);flex-shrink:0}.feature-category>span{color:#d5d5d5}.feature-copy h2{font:600 34px/1.2 var(--display);letter-spacing:-1px;text-wrap:balance;margin:0 0 20px}.feature-copy h2 a{text-decoration:none}.feature-copy h2 a:hover{color:var(--accent-dark)}.feature-copy>p:not(.feature-category){font-size:15px;color:var(--article-muted);line-height:1.85;margin:0 0 34px;max-width:620px}.feature-bottom{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-top:auto;padding-top:23px}.feature-bottom time,.card-bottom time{font-size:12px;color:#5c5c5c}.read-link{display:inline-flex;align-items:center;gap:8px;color:#111;font:600 12px/1.5 var(--body);text-decoration:none;white-space:nowrap}.read-link:hover{color:var(--accent-dark)}.read-link svg{transition:transform 160ms ease}.read-link:hover svg{transform:translate(2px,-2px)}
.article-stream{padding:63px 0 0}.stream-toolbar{display:flex;align-items:center;justify-content:space-between;gap:40px;margin-bottom:30px}.stream-toolbar h2{font:600 29px/1.2 var(--display);letter-spacing:-.8px;margin:0 0 10px}.stream-toolbar p{font-size:14px;color:var(--article-muted);margin:0}.article-search{display:flex;align-items:center;gap:12px;max-width:435px;width:40%;padding:6px 7px 6px 18px;border:1px solid #e5e5e5;border-radius:30px;background:#fff;margin:0}.article-search>svg{color:#777;flex-shrink:0}.article-search input{width:100%;min-width:0;padding:9px 0;border:0;background:transparent;font:400 13px/1.6 var(--body);outline:0;caret-color:var(--accent-dark)}.article-search input::placeholder{color:#626262}.article-search:focus-within{border-color:var(--accent)}.article-search button{border:0;border-radius:24px;background:#111;color:#fff;padding:10px 15px;font:600 12px/1.6 var(--body);cursor:pointer}.article-search button:hover{background:#333}.category-filters{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 32px}.category-filters button{border:1px solid #e1e1e1;border-radius:28px;background:#fff;color:#111;padding:11px 20px;font:600 12px/1.5 var(--body);cursor:pointer}.category-filters button[aria-pressed=true]{background:#111;color:#fff;border-color:#111}.category-filters button:hover{border-color:var(--accent)}.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:29px}.article-card{display:flex;flex-direction:column;border:1px solid #e4e4e4;border-radius:24px;overflow:hidden;background:#fff;min-width:0;transition:border-color 180ms ease}.article-card:hover{border-color:#c7a6e4}.card-image{display:block;aspect-ratio:1.77;background:#f6f6f6;overflow:hidden}.card-image img{width:100%;height:100%;object-fit:cover;display:block}.academy-art{background:#e8d5c3}.academy-art img,.diagram-art img{object-fit:contain}.card-copy{padding:27px 28px 26px;flex:1;display:flex;flex-direction:column}.card-category{color:var(--accent);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.3px;margin:0 0 18px}.card-copy h3{font:600 25px/1.25 var(--display);letter-spacing:-.65px;margin:0 0 20px;text-wrap:pretty}.card-copy h3 a{text-decoration:none}.article-card:hover h3 a{color:var(--accent-dark)}.card-excerpt{color:var(--article-muted);font-size:14px;line-height:1.85;margin:0 0 29px}.card-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:auto;padding-top:18px}.empty-results{padding:45px 0;border-top:1px solid #ddd}.empty-results h3{font:600 26px var(--display);margin:0 0 17px}.empty-results p{font-size:15px;color:#555}.empty-results button{font:600 13px var(--body);border:0;border-bottom:1px solid #333;padding:5px 0;background:none;cursor:pointer}.pilot-footnote{font-size:11px;color:#5c5c5c;line-height:1.8;padding:36px 0 48px;max-width:920px;margin:0}
.article-detail{padding-top:20px}.breadcrumbs{display:flex;flex-wrap:wrap;gap:12px;font-size:11px;color:#626262;margin:0 0 40px}.breadcrumbs a{text-decoration:none}.breadcrumbs a:hover{text-decoration:underline}.story-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:60px;align-items:start}.story-header{display:block;width:100%;height:auto;border:0;margin:0;padding:0 0 30px}.story-category{display:flex;flex-wrap:wrap;align-items:center;gap:13px;color:var(--accent);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:1.1px;margin:0 0 25px}.story-category>span{color:#d2d2d2}.story-category b{font-weight:600;color:#5c5c5c}.story-header h1{font-size:clamp(41px,4.1vw,58px);line-height:1.09;letter-spacing:-1.7px;text-align:left;text-wrap:balance;margin:0 0 27px}.story-deck{font-size:20px;line-height:1.8;color:var(--article-muted);margin:0 0 29px}.story-author{display:flex;align-items:center;flex-wrap:wrap;gap:13px 19px;font-size:11px;color:#5c5c5c}.story-author>span:first-child{font-weight:600;color:#333}.story-author a{text-underline-offset:4px}.story-author time{white-space:nowrap}.share-button{display:flex;align-items:center;gap:5px;font:11px var(--body);padding:0;background:none;border:0;color:#555;cursor:pointer;margin-left:auto}.share-button:hover{color:#111}.story-figure{margin:0 0 39px;padding-top:30px;border-top:1px solid #e6e6e6}.story-figure img{width:100%;height:auto;aspect-ratio:1.77;border-radius:18px;object-fit:cover;display:block;background:#f5f5f5}.story-figure.academy-art{background:transparent}.story-figure.academy-art img{object-fit:contain;background:#e8d5c3}.story-figure.diagram-art img{object-fit:contain}.story-figure figcaption{font-size:10px;color:#626262;line-height:1.7;margin-top:10px}.story-body{max-width:720px;font-size:18px;line-height:1.9;color:#343434}.story-body p{margin:0 0 28px}.story-body h2{font:600 29px/1.3 var(--display);letter-spacing:-.65px;color:#111;margin:0 0 24px}.story-body section{margin-bottom:44px;scroll-margin-top:115px}.story-body ul{padding-left:24px;margin:0}.story-body li{padding-left:4px;margin:0 0 12px}.story-body h3{font:600 22px/1.4 var(--display);letter-spacing:-.4px;margin:0 0 17px;color:#111}.try-block{border-top:1px solid #e4e4e4;padding-top:31px}.copy-prompt{background:#f6f3f8;padding:23px;border-radius:15px;margin-top:24px}.copy-prompt p{font-size:15px;line-height:1.9}.copy-prompt button{font:600 12px var(--body);padding:9px 12px;border:1px solid #ddd;border-radius:6px;background:#fff;cursor:pointer}.source-block{padding-top:31px;border-top:1px solid #e7e7e7}.source-block h2{font:600 11px/1.6 var(--body);text-transform:uppercase;letter-spacing:2px;color:#5c5c5c;margin-bottom:20px}.source-block ol{list-style:none;counter-reset:source;padding:0;margin:0}.source-block li{display:flex;gap:13px;counter-increment:source;font-size:13px;line-height:1.8;margin-bottom:12px;padding:0}.source-block li::before{content:counter(source,decimal-leading-zero);color:#626262;flex-shrink:0}.source-block a{color:#333;text-decoration-color:#ddd;overflow-wrap:anywhere}.source-block a svg{vertical-align:middle;margin-left:6px;flex-shrink:0}.story-editorial-note{font-size:12px;color:#5c5c5c;padding:22px 25px;background:#f6f6f6;border-radius:16px;line-height:1.8;margin:0 0 55px!important}
.reading-aside{position:sticky;top:var(--sidebar-sticky-top,112px);align-self:start;overflow:visible;display:flex;flex-direction:column;gap:25px}.newsletter-panel{background:#f5f5f5;border:1px solid #e8e8e8;border-radius:27px;padding:31px}.panel-kicker{color:var(--accent);font:600 10px/1.5 var(--body);letter-spacing:1.4px;text-transform:uppercase;margin:0 0 22px}.newsletter-panel h2{font:600 24px/1.35 var(--display);letter-spacing:-.7px;margin:0 0 20px}.newsletter-panel>p:not(.panel-kicker):not(.panel-note){font-size:14px;color:#5c5c5c;line-height:1.85;margin:0 0 25px}.newsletter-panel .panel-note{font-size:11px;color:#5c5c5c;line-height:1.7;margin:17px 0 0}.compact-signup form{margin:0;max-width:none}.compact-form-line{display:flex;gap:5px;align-items:stretch;background:#fff;border:1px solid #e4e4e4;border-radius:14px;padding:5px}.compact-form-line input{border:0;border-radius:10px;width:0;min-width:0;flex:1;padding:9px 10px;font:400 12px/1.5 var(--body);color:#111;background:transparent;caret-color:var(--accent-dark)}.compact-form-line input::placeholder{color:#626262}.compact-form-line input:focus-visible{outline:0}.compact-form-line:focus-within{border-color:#8e49c9}.compact-form-line button{display:inline-flex;align-items:center;justify-content:center;gap:7px;flex:0 0 auto;background:#111;color:#fff;border:0;border-radius:9px;padding:9px 12px;font:600 11px/1.5 var(--body);cursor:pointer;white-space:nowrap;min-height:38px}.compact-form-line button:hover{background:#333}.compact-form-line button:disabled{opacity:.65;cursor:wait}.compact-consent{display:flex;gap:7px;align-items:flex-start;font:400 9px/1.6 var(--body);color:#555;margin:12px 2px 0;cursor:pointer}.compact-consent input{margin:2px 0 0;width:13px;height:13px;flex-shrink:0;accent-color:#111}.compact-error{font-size:12px;color:#972626;margin:12px 0 0;line-height:1.7}.compact-success{padding:18px 0;font-size:15px;line-height:1.7}.compact-success p{margin:8px 0 0;font-size:13px;color:#555}.learning-panel{background:linear-gradient(150deg,#050505,#262626);color:#fff;border-radius:27px;padding:31px}.learning-brand{display:flex;align-items:center;gap:7px;font-size:13px;letter-spacing:-.35px;margin:0 0 30px}.learning-brand img{width:23px;height:23px;flex-shrink:0}.learning-brand b{font-weight:600;color:#be75d8}.learning-panel h2{font:600 24px/1.3 var(--display);letter-spacing:-.65px;margin:0 0 16px}.learning-panel>p{font-size:14px;color:#bbb;line-height:1.85;margin:0 0 26px}.learning-panel>a{display:flex;align-items:center;justify-content:center;gap:15px;padding:14px;background:linear-gradient(105deg,#b43694,#7146e8);border-radius:12px;color:#fff;font-size:12px;font-weight:600;text-decoration:none}.learning-panel>a:hover{filter:brightness(1.08)}.article-toc{border-top:1px solid #e7e7e7;padding-top:25px;margin-top:0}.article-toc h2{font:600 10px/1.5 var(--body);letter-spacing:2px;text-transform:uppercase;color:#5c5c5c;margin:0 0 20px}.article-toc a{display:block;font-size:13px;text-decoration:none;color:#555;line-height:1.7;margin-bottom:12px}.article-toc a:hover{color:var(--accent-dark)}.reading-progress{position:fixed;top:0;left:0;width:100%;height:3px;z-index:45;pointer-events:none}.reading-progress span{display:block;width:100%;height:100%;background:var(--accent);transform:scaleX(0);transform-origin:left}
.editorial-footer{display:block;width:100%;margin:0;padding:0;background:#fff;color:#111;border-top:1px solid #eee}.footer-inner{width:min(1180px,calc(100% - 96px));margin:auto}.footer-top{display:grid;grid-template-columns:1.65fr .8fr .8fr .8fr;gap:44px;padding:44px 0 28px}.footer-brand>p{max-width:400px;font-size:15px;color:#5c5c5c;line-height:1.75;margin:18px 0}.footer-brand .compact-signup{max-width:370px}.footer-brand .wordmark{font-size:24px;letter-spacing:-.8px}.footer-brand .brand-mark{width:38px;height:38px}.footer-column h2{font:600 16px/1.4 var(--display);letter-spacing:-.3px;margin:5px 0 19px}.footer-column>a,.footer-pilot{display:block;color:#5c5c5c;text-decoration:none;font-size:13px;line-height:1.8;margin:0 0 10px}.footer-column>a:hover{color:#111;text-decoration:underline}.footer-pilot{font-size:11px}.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding:21px 0 25px;border-top:1px solid #ededed;color:#5c5c5c;font-size:11px}.footer-bottom>a{display:grid;place-items:center;width:35px;height:35px;border:1px solid #e6e6e6;border-radius:50%;color:#555}.footer-bottom>a:hover{color:#111;border-color:#999}
@media(min-width:1700px){.story-body{font-size:18px}.story-deck{font-size:22px}.feature-copy h2{font-size:39px}.card-copy h3{font-size:28px}.card-excerpt,.feature-copy>p:not(.feature-category){font-size:16px}}
@media(max-width:1190px){.header-inner{gap:23px}.editorial-header nav{gap:21px;font-size:13px}.story-layout{grid-template-columns:minmax(0,1fr) 300px;gap:35px}.newsletter-panel,.learning-panel{padding:24px;border-radius:24px}.newsletter-panel h2,.learning-panel h2{font-size:24px}.compact-form-line button{font-size:10px;padding:8px 9px}.compact-form-line input{font-size:11px;padding-left:7px}.feature-copy{padding:33px}.feature-copy h2{font-size:30px}.card-copy{padding:24px}.card-copy h3{font-size:23px}.footer-top{gap:35px}.article-grid{gap:22px}.story-header h1{font-size:46px;letter-spacing:-1.4px}.story-author{gap:10px}.story-body{font-size:17px}.feature-image img{min-height:350px}.feature{min-height:350px}}
@media(max-width:960px){.header-inner,.article-index,.article-detail,.footer-inner{width:calc(100% - 48px)}.editorial-header nav{gap:19px}.header-subscribe{font-size:12px;padding:9px 12px;gap:9px}.editorial-header .wordmark{font-size:23px}.editorial-header .brand-mark{width:36px;height:36px}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.story-layout{grid-template-columns:1fr}.reading-aside{position:static;max-height:none;overflow:visible;padding-right:0;display:grid;grid-template-columns:1fr 1fr;margin:0 0 50px;gap:24px}.article-toc{display:none}.story-header h1{font-size:53px}.story-figure img{max-height:500px}.stream-toolbar{gap:25px}.stream-toolbar h2{font-size:25px}.stream-toolbar p{font-size:12px}.article-search{width:43%}.footer-top{grid-template-columns:1.4fr 1fr;gap:35px 55px}.feature-copy{padding:27px}.feature-copy h2{font-size:27px}.feature-copy>p:not(.feature-category){font-size:13px}.feature-category{font-size:10px;gap:8px}.index-intro h1{font-size:63px}.index-deck{font-size:18px}}
@media(max-width:650px){.header-inner,.article-index,.article-detail,.footer-inner{width:calc(100% - 36px)}.editorial-header{height:78px}.editorial-header .wordmark{font-size:23px;letter-spacing:-1.15px}.editorial-header .brand-mark{width:34px;height:34px}.editorial-header nav{display:none}.header-subscribe{padding:9px 10px;font-size:11px;gap:8px;border-radius:8px}.header-subscribe svg{width:14px;height:14px}.header-inner{gap:12px}.index-intro{padding:37px 0 30px}.section-kicker{font-size:10px;letter-spacing:1.6px;margin-bottom:18px}.index-intro h1{font-size:47px;letter-spacing:-1.5px;line-height:1.12;text-wrap:normal;margin-bottom:22px;max-width:430px}.index-deck{font-size:16px;line-height:1.8}.index-deck br{display:none}.feature{display:block;border-radius:21px}.feature-image{aspect-ratio:1.7}.feature-image img{min-height:0;height:100%;object-fit:cover}.feature-copy{padding:25px}.feature-category{margin-bottom:19px}.feature-copy h2{font-size:29px;letter-spacing:-.85px;margin-bottom:17px}.feature-copy>p:not(.feature-category){font-size:14px;margin-bottom:20px}.feature-bottom{padding-top:12px;gap:15px}.feature-bottom time,.card-bottom time{font-size:10px}.read-link{font-size:11px;gap:5px}.article-stream{padding-top:39px}.stream-toolbar{display:block;margin-bottom:24px}.stream-toolbar h2{font-size:27px;margin-bottom:10px}.stream-toolbar p{font-size:12px}.article-search{width:100%;max-width:none;margin-top:24px}.article-search input{font-size:12px}.article-search button{font-size:11px;padding:9px 12px}.category-filters{gap:7px;margin-bottom:24px}.category-filters button{padding:9px 12px;font-size:10px}.article-grid{grid-template-columns:1fr;gap:23px}.article-card{border-radius:21px}.card-image{aspect-ratio:1.77}.card-copy{padding:24px}.card-category{font-size:10px;margin-bottom:15px}.card-copy h3{font-size:26px;letter-spacing:-.65px;margin-bottom:17px}.card-excerpt{font-size:14px;margin-bottom:23px}.card-bottom{padding-top:10px}.pilot-footnote{font-size:10px;padding:29px 0 37px}.article-detail{padding-top:19px}.breadcrumbs{font-size:10px;gap:9px;margin-bottom:30px}.story-category{font-size:10px;letter-spacing:.6px;gap:9px;margin-bottom:19px}.story-category i{width:6px;height:6px}.story-header{padding-bottom:26px}.story-header h1{font-size:38px;letter-spacing:-1.15px;line-height:1.12;margin-bottom:21px}.story-deck{font-size:17px;line-height:1.8;margin-bottom:25px}.story-author{gap:10px 14px;font-size:10px}.story-author>span:first-child{width:100%}.share-button{margin-left:0;font-size:10px}.story-figure{padding-top:24px;margin-bottom:31px}.story-figure img{border-radius:15px;max-height:none}.story-figure figcaption{font-size:9px;line-height:1.7}.story-body{font-size:16px;line-height:1.95}.story-body h2{font-size:25px;margin-bottom:20px}.story-body section{margin-bottom:34px;scroll-margin-top:95px}.story-body p{margin-bottom:24px}.story-body h3{font-size:21px}.copy-prompt{padding:21px}.copy-prompt p{font-size:14px}.source-block h2{font-size:10px;letter-spacing:1.6px}.source-block li{font-size:12px}.story-editorial-note{font-size:11px;padding:19px 21px;margin-bottom:35px!important}.reading-aside{display:flex;gap:24px;margin-bottom:37px}.newsletter-panel,.learning-panel{padding:29px;border-radius:24px}.newsletter-panel h2,.learning-panel h2{font-size:26px}.newsletter-panel>p:not(.panel-kicker):not(.panel-note),.learning-panel>p{font-size:14px}.compact-form-line input{font-size:12px;padding:10px}.compact-form-line button{font-size:11px;padding:9px 11px}.compact-consent{font-size:10px}.newsletter-panel .panel-note{font-size:11px}.article-toc{display:none}.footer-top{grid-template-columns:1fr 1fr;gap:35px 24px;padding:42px 0 30px}.footer-brand{grid-column:1 / -1;margin-bottom:8px}.footer-brand>p{font-size:15px;margin:21px 0}.footer-brand .compact-signup{max-width:none}.footer-column h2{font-size:16px;margin-bottom:20px}.footer-column>a{font-size:12px;margin-bottom:12px}.footer-bottom{padding:23px 0 28px;font-size:10px;gap:20px}.footer-brand .wordmark{font-size:23px}.footer-brand .brand-mark{width:35px;height:35px}.learning-panel>a{font-size:12px}.reading-aside .compact-form-line{max-width:none}}
@media(max-width:360px){.editorial-header .wordmark{font-size:21px;letter-spacing:-.9px}.editorial-header .brand-mark{width:30px;height:30px}.header-subscribe{font-size:10px;padding:8px;gap:5px}.header-inner{gap:8px}.index-intro h1{font-size:42px}.feature-copy{padding:22px}.feature-copy h2{font-size:27px}.story-header h1{font-size:34px}.newsletter-panel,.learning-panel{padding:23px}.card-copy h3{font-size:24px}}
@media(prefers-reduced-motion:reduce){.read-link svg,.article-card{transition:none}.read-link:hover svg{transform:none}}
/* Readable secondary text and a compact mobile footer. */
.compact-consent{font-size:11px}.story-author,.breadcrumbs{font-size:12px}.footer-column>a{font-size:14px}.footer-bottom{font-size:12px}.article-toc a{font-size:14px}
@media(max-width:650px){.compact-consent{font-size:11px}.breadcrumbs,.story-author{font-size:11px}.footer-top{padding:34px 0 24px;row-gap:26px}.footer-column:last-child{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:10px 20px;align-items:baseline}.footer-column:last-child h2{width:100%;margin:0 0 5px}.footer-column:last-child>a,.footer-column:last-child .footer-pilot{margin:0}.footer-column>a{font-size:13px}.footer-bottom{font-size:11px}}