@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;1,6..72,400&display=swap');
:root{--paper:#f7f6f1;--white:#fffefa;--ink:#252b25;--forest:#254e3d;--sage:#bdcdb9;--muted:#787b70;--line:#dedfd6;--copper:#9d5b3d;--soft:#eeeee4;--serif:'Newsreader',Georgia,serif;--sans:'Be Vietnam Pro',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.65 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--forest);outline-offset:5px}img{display:block;max-width:100%}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:400}svg{max-width:100%}.svg-library{position:absolute;width:0;height:0}.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.5}.site-header{height:100px;display:flex;align-items:center;justify-content:space-between;margin:0 auto;width:min(1280px,calc(100% - 100px));border-bottom:1px solid var(--line)}.brand{font-size:22px;font-weight:600;letter-spacing:-1px}.brand span{font-weight:400;color:var(--muted)}.site-header nav{display:flex;gap:28px}.nav-link{font-size:12px}.listing{width:min(1160px,calc(100% - 100px));margin:auto}.listing-intro{display:flex;justify-content:space-between;align-items:flex-end;padding:88px 0 72px}.overline{font-size:10px;letter-spacing:2px;color:var(--muted);margin-bottom:23px}.listing h1{font:76px/.98 var(--serif);letter-spacing:-3px}.listing h1 em{color:var(--forest);font-weight:400}.listing h1>span{color:var(--forest)}.intro-copy{font:19px/1.6 var(--serif);color:var(--muted);padding-bottom:6px}.listing-bar{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;margin-bottom:35px;gap:20px}.filters{display:flex;gap:7px;flex-wrap:wrap}.filter{border:0;border-radius:100px;background:transparent;padding:9px 16px;font-size:11px;white-space:nowrap}.filter.active{background:var(--forest);color:white}.filter small{margin-left:7px;opacity:.65}.list-count{color:var(--muted);font-size:11px;white-space:nowrap}.post-grid{display:grid;grid-template-columns:1fr 1fr;gap:42px;padding-bottom:100px}.post-card{min-width:0}.cover-link{position:relative;display:block;overflow:hidden;border-radius:3px;background:#ddd}.cover-link img{aspect-ratio:3/4;object-fit:contain;width:100%;height:auto;transition:transform .6s}.cover-link:hover img{transform:scale(1.025)}.read-arrow{position:absolute;right:18px;bottom:18px;width:37px;height:37px;border-radius:50%;background:var(--paper);display:grid;place-items:center;font-size:21px}.card-body{padding-top:24px}.post-card h3{font:31px/1.2 var(--serif);letter-spacing:-.5px;margin-bottom:14px}.post-card h3 a:hover{color:var(--forest)}.summary{font-size:12px;color:var(--muted);line-height:1.9;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:46px}.pills{display:flex;gap:7px;margin-top:20px}.pill{display:inline-block;padding:4px 10px;border:1px solid #d7dbd1;border-radius:100px;font:10px/1.6 var(--sans);color:#626e5d;white-space:nowrap}.card-meta{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:15px;margin-top:23px;color:var(--muted);font-size:10px}.language{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;font-size:9px;color:var(--ink)}.site-footer{width:min(1280px,calc(100% - 100px));margin:auto;border-top:1px solid var(--line);padding:32px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:10px;color:var(--muted)}.site-footer .brand{font-size:17px;color:var(--ink)}.back-line{max-width:1160px;margin:30px auto 0;font-size:11px;color:var(--muted)}.article-hero{width:min(1100px,calc(100% - 100px));margin:60px auto 0;text-align:center}.eyebrow{display:flex;align-items:center;justify-content:center;gap:12px;font-size:10px;color:var(--muted);flex-wrap:wrap}.article-hero h1{font:clamp(38px,4.2vw,66px)/1.08 var(--serif);letter-spacing:-1.5px;max-width:1000px;margin:25px auto 40px}.article-hero figure{width:100%}.article-hero figure img{width:100%;aspect-ratio:16/9;height:auto;object-fit:cover;border-radius:3px}.reading-layout{display:grid;grid-template-columns:220px minmax(0,760px);gap:64px;width:min(1100px,calc(100% - 100px));margin:65px auto 100px;align-items:start}.contents{position:sticky;top:35px;max-height:calc(100vh - 70px);overflow-y:auto}.contents summary{list-style:none;font-size:9px;letter-spacing:1.2px;font-weight:600;display:flex;justify-content:space-between;padding-bottom:20px;border-bottom:1px solid var(--line)}.contents nav{padding-top:12px}.contents nav a{display:flex;gap:12px;padding:10px 0;font-size:10px;line-height:1.7;color:var(--muted);transition:color .2s}.contents nav a span{font-size:9px;opacity:.55;min-width:16px}.contents nav a.active,.contents nav a:hover{color:var(--forest)}.article-body{padding:0;min-width:0;--article-size:20px}.article-body p,.article-body li{font:20px/1.85 var(--serif);color:#343c32;margin-bottom:1.2em}.article-body h2,.article-chapter h2{font:36px/1.22 var(--serif);letter-spacing:-.6px;margin:45px 0 24px;scroll-margin-top:35px}.article-body h3{font:26px/1.35 var(--serif);margin:32px 0 18px}.article-body section:first-of-type h2{margin-top:0}.article-body .article-chapter{margin-bottom:40px;padding-bottom:30px}.article-body .inline-split{display:block}.article-body .visual-slot{float:none!important;width:100%!important;max-width:100%!important;margin:28px 0!important}.article-body .article-paragraph{max-width:none}.article-body .chapter-heading{margin-bottom:20px}.article-body .chapter-overline{font-size:9px;color:var(--muted);letter-spacing:1px}.article-body .flow-anchor{display:block}.article-body .inline-figure p{font:12px/1.8 var(--sans)}.article-body .inline-figure{margin:24px 0}.draft-note{border-left:2px solid var(--copper);padding:15px 20px;background:#eee9df;margin-bottom:35px}.draft-note strong{font-size:11px}.draft-note p{font:11px/1.8 var(--sans);margin:8px 0 0;color:var(--muted)}.share-section{border-top:1px solid var(--line);padding-top:30px;margin-top:50px}.share-section>p{font:9px var(--sans);letter-spacing:1.5px;color:var(--muted);margin-bottom:16px}.share-actions{display:flex;gap:9px;flex-wrap:wrap}.share-actions a,.share-actions button{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:100px;padding:10px 16px;background:transparent;font:13px var(--sans)}.share-actions span{font-size:10px}.share-actions a:hover,.share-actions button:hover{background:var(--forest);color:white}.end-back{display:inline-block;font-size:11px;margin-top:40px;color:var(--muted)}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--forest);color:white;padding:12px 20px;border-radius:25px;font-size:12px;opacity:0;pointer-events:none;transition:opacity .2s}#toast.visible{opacity:1}.skip{position:absolute;left:10px;top:-100px;background:white;padding:10px;z-index:9}.skip:focus{top:10px}.cms-page{max-width:760px;margin:80px auto 100px}.cms-page h1{font:56px var(--serif);margin-bottom:20px}.cms-page p{margin:16px 0;color:var(--muted)}.cms-page h2{font:30px var(--serif);margin-top:35px}.cms-page li{margin:10px 0}.cms-status{display:inline-block;background:#ece8dd;color:#806443;padding:8px 14px;border-radius:100px;font-size:11px}.cms-page code{background:#e8ebe3;padding:3px 6px;font-size:11px}.cms-page a{text-decoration:underline}
@media(max-width:800px){.site-header,.listing,.site-footer{width:calc(100% - 40px)}.site-header{height:78px}.site-header nav{gap:18px}.brand{font-size:20px}.listing-intro{padding:50px 0 40px;display:block}.listing h1{font-size:62px}.intro-copy{margin-top:25px;font-size:17px}.listing-bar{padding:14px 0;gap:5px}.filter{padding:7px 11px;font-size:10px}.list-count{display:none}.post-grid{gap:30px}.post-card h3{font-size:25px}.site-footer{flex-wrap:wrap}.article-hero{width:calc(100% - 40px);margin-top:35px}.article-hero h1{font-size:40px}.back-line{margin:25px 20px 0}.reading-layout{width:calc(100% - 40px);display:block;margin-top:30px}.contents{position:static;max-height:none;margin-bottom:35px}.contents summary{cursor:pointer;padding:14px 0}.contents nav{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.article-body p,.article-body li{font-size:19px}.article-body h2,.article-chapter h2{font-size:30px}.cms-page{margin:45px 20px}.cms-page h1{font-size:42px}}@media(max-width:540px){.post-grid{grid-template-columns:1fr;gap:45px}.post-card h3{font-size:29px}.listing h1{font-size:56px}.listing-intro{padding-bottom:30px}.nav-link{font-size:10px}.site-header nav{gap:16px}.site-footer>span{order:3;width:100%}.reading-layout{margin-bottom:60px}.contents nav{display:block}.article-hero h1{font-size:35px}.eyebrow{gap:8px}.article-hero figure img{border-radius:0}.share-actions{gap:6px}.share-actions a,.share-actions button{padding:10px 12px}.summary{font-size:12px}}
/* Compact journal header and category navigation. */
.site-header{height:auto;min-height:148px;align-items:center;border-bottom:0;width:min(1160px,calc(100% - 100px));gap:30px;padding:32px 0}.wordmark{display:flex;flex-direction:column;font-family:var(--serif);font-weight:400;line-height:.95;letter-spacing:-1px;flex-shrink:0}.wordmark .wordmark-first{font-size:34px;color:var(--ink)}.wordmark .wordmark-second{font-size:24px;font-style:italic;color:var(--ink);padding-left:27px}.brand-dot{color:var(--forest)!important}.site-header .category-nav{display:flex;gap:27px;align-items:center;flex-wrap:wrap}.category-nav .filter{position:relative;padding:12px 0;border-radius:0;color:var(--muted);background:none;font-size:12px}.category-nav .filter.active{color:var(--ink);background:none}.category-nav .filter.active:after{content:'';position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--ink)}.category-nav .filter small{font-size:9px;vertical-align:super;margin-left:5px;color:var(--ink);opacity:1}.listing .post-grid{padding-top:20px}.footer-brand{font-family:var(--serif);font-size:18px;color:var(--ink)}
@media(max-width:800px){.site-header{width:calc(100% - 40px);min-height:0;display:block;padding:30px 0 16px}.site-header .category-nav{margin-top:30px;gap:25px}.wordmark .wordmark-first{font-size:31px}.wordmark .wordmark-second{font-size:22px;padding-left:24px}.category-nav .filter{font-size:11px;padding:10px 0}.listing .post-grid{padding-top:15px}}@media(max-width:400px){.site-header .category-nav{gap:21px}.category-nav .filter{font-size:10px}}
.pill{transition:background .18s,color .18s,border-color .18s}.pill:hover,.pill:focus-visible{background:#000;color:#fff;border-color:#000}.summary a{display:block}.summary a:hover{color:var(--ink)}

.site-footer nav{display:flex;gap:24px}.site-footer nav a:hover{text-decoration:underline}.legal-page{max-width:720px;margin:64px auto 100px;padding:0 24px;font-size:16px;line-height:1.8}.legal-page h1{font-family:Newsreader,serif;font-size:56px;font-weight:400;line-height:1.1}.legal-page h2{font-family:Newsreader,serif;font-size:28px;font-weight:400;margin-top:40px}.legal-intro{color:var(--muted);font-size:20px}.legal-page a{text-decoration:underline}.request-section{border-top:1px solid var(--line);margin-top:48px}.request-section label{display:block;margin-top:20px;margin-bottom:8px;font-size:14px}.request-section input,.request-section textarea{font:inherit;width:100%;padding:12px 14px;border:1px solid #ccc;border-radius:6px;background:#fff;box-sizing:border-box}.request-section button{font:inherit;background:#183d2e;color:white;border:0;border-radius:6px;padding:12px 24px}.request-section button:disabled{opacity:.45}.form-notice,#form-status{font-size:13px;color:var(--muted)}@media(max-width:600px){.legal-page{margin-top:36px}.legal-page h1{font-size:42px}.site-footer nav{gap:16px}}

.article-header{display:flex;align-items:center;justify-content:space-between;gap:24px}.all-posts{font-size:14px;display:flex;align-items:center;gap:10px}.all-posts span{font-size:28px}.article-brand{font-family:Newsreader,serif;font-size:25px;letter-spacing:-.6px}.related-posts{max-width:1180px;margin:90px auto;padding:0 30px;border-top:1px solid var(--line);padding-top:50px}.related-posts>h2{font:400 36px Newsreader,serif;margin-bottom:30px}.related-posts .post-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.contents summary::after{content:none!important}@media(max-width:700px){.article-brand{font-size:19px;max-width:170px;text-align:right}.article-header{gap:14px}.related-posts .post-grid{grid-template-columns:1fr}.related-posts{padding:35px 24px 0;margin-top:60px}}
/* Typography: editorial headings, clear sans-serif reading and interface text. */
body,button,input,textarea,select,option,nav,summary,label,time,figcaption,blockquote,p,li,table,.eyebrow,.chapter-overline,.chapter-date,.figure-eyebrow,.pill,.card-meta,.language,.all-posts,.share-actions,.form-notice{font-family:var(--sans)}
.article-body p,.article-body li,.article-chapter .article-paragraph,.article-chapter .article-list>li,.article-body blockquote,.article-quote{font-family:var(--sans)}
h1,h2,h3,h4,h5,h6,.figure-title,.wordmark,.article-brand{font-family:var(--serif)}
.contents,.contents nav a,.contents nav a span,.contents summary,.site-footer,.site-footer a,.share-actions button,.share-actions a,.share-actions span{font-family:var(--sans)}
/* Shared typography and color system. Desktop values follow the editorial scale. */
:root{--ink:#1d1d1d;--forest:#1d1d1d;--soft:#eaeaea;--sage:#eaeaea;--type-h1:72px;--type-h2:48px;--type-h3:32px;--type-h4:24px;--type-h5:16px;--type-body:16px;--type-nav:14px;--type-note:12px;--type-control:14px;--muted:#606060}
body{font-size:var(--type-body);color:var(--ink)}
h1,.article-hero h1,.legal-page h1,.listing h1{font-size:var(--type-h1);line-height:1.1}
h2,.article-body h2,.article-chapter h2,.legal-page h2,.related-posts>h2{font-size:var(--type-h2);line-height:1.2}
h3,.article-body h3{font-size:var(--type-h3);line-height:1.25}
h4,.inline-figure .figure-title{font-size:var(--type-h4);line-height:1.3}
h5,h6{font-size:var(--type-h5);line-height:1.4}
p,li,.article-body p,.article-body li,.article-chapter .article-paragraph,.article-chapter .article-list>li,.legal-page,.legal-intro,.summary{font-size:var(--type-body);line-height:1.8}
nav,.category-nav .filter,.contents nav a,.contents nav a span,.all-posts,.site-footer,.site-footer a{font-size:var(--type-nav)}
button,input,textarea,select,.pill,.share-actions a,.share-actions button,.share-actions span,.request-section button{font-size:var(--type-control)}
.eyebrow,time,.chapter-overline,.chapter-date,.figure-eyebrow,.card-meta,.language,.contents summary,.form-notice,#form-status,.article-credit,figcaption,.inline-figure p,.inline-figure figcaption,.draft-note p{font-size:var(--type-note)}
.pill:hover,.pill:focus-visible{background:#1d1d1d;color:#fff;border-color:#1d1d1d}
.draft-note,.inline-figure,.note-card,.request-section input,.request-section textarea{background:#eaeaea;color:#1d1d1d}
.request-section button{background:#1d1d1d;color:#fff}.summary{min-height:58px}.post-card h3{margin-bottom:16px}
@media(max-width:700px){:root{--type-h1:40px;--type-h2:32px;--type-h3:27px;--type-h4:22px}.article-hero h1{letter-spacing:-.7px}.category-nav{gap:14px}.category-nav .filter{padding-left:0;padding-right:0}.eyebrow{gap:8px}.site-footer{flex-wrap:wrap}}
@media(min-width:701px) and (max-width:1000px){:root{--type-h1:56px;--type-h2:40px}}
.article-body p,.article-body li{color:var(--ink)}

.post-card h3{font-size:var(--type-h3);font-family:var(--serif);line-height:1.25}

.card-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.card-meta .pills{display:flex;gap:6px;flex-wrap:wrap}.card-meta time{margin-left:auto;white-space:nowrap}.card-meta .pill{padding:4px 8px}@media(max-width:700px){.card-meta{gap:8px}.card-meta .pills{gap:4px}.card-meta .pill{padding:4px 6px}}

.card-meta .pills{margin-top:0}
/* Illustration repair: coherent light panels and explicit readable diagrams. */
.article-body .inline-figure{background:#eaeaea;color:#1d1d1d;border:1px solid #c6c6c6;border-radius:4px;max-width:100%;box-sizing:border-box}
.article-body .inline-figure .figure-title,.article-body .inline-figure strong,.article-body .inline-figure .figure-eyebrow,.article-body .inline-figure .chapter-timeline time,.article-body .inline-figure .chapter-timeline h5{color:#1d1d1d}
.article-body .inline-figure .figure-eyebrow,.article-body .inline-figure small,.article-body .inline-figure figcaption{color:#535353}
.article-body .timeline-figure .chapter-timeline li,.article-body .timeline-figure .chapter-timeline li strong,.article-body .timeline-figure .chapter-timeline li span{color:#1d1d1d}
.article-body .timeline-figure .timeline-dot{background:#1d1d1d}.article-body .timeline-figure .chapter-timeline li{border-color:#707070}
.article-body .mini-value{color:#68402d}.article-body .future-years>span{background:#f7f7f7;border-color:#707070}
.article-body .parallel-grid span{background:#747474;border-color:#535353}.article-body .parallel-grid span:nth-child(3n){background:#1d1d1d}
.tariff-value{white-space:nowrap;min-width:48px}.tariff-row{grid-template-columns:175px minmax(0,1fr) 48px}.tariff-track{border-color:#bcbcbc}.tariff-bar{background:#1d1d1d}.tariff-row-highlight .tariff-bar{background:#68402d}.tariff-row-highlight .tariff-value,.tariff-row-highlight .tariff-label strong{color:#68402d}
.supply-figure .route-selector{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.supply-figure .route-selector button{border:1px solid #777;border-radius:5px;padding:10px 12px;background:#f7f7f7;color:#1d1d1d;font:14px/1.5 var(--sans)}.supply-figure .route-selector button.is-active{background:#1d1d1d;color:#fff}.supply-figure .route-selector button:focus-visible{outline:2px solid #68402d;outline-offset:3px}
.supply-figure .flow-row{display:none;opacity:1;margin:0;padding:12px 0;min-height:0}.supply-figure .flow-row.is-active{display:grid;grid-template-columns:minmax(0,1fr) minmax(110px,1.15fr) minmax(0,1fr);align-items:center;gap:14px}
.supply-figure .flow-node{background:#fafafa;border:1px solid #777;border-radius:6px;padding:20px 12px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;min-width:0}.supply-figure .flow-node strong{font:600 14px/1.5 var(--sans)}.supply-figure .flow-node span{font:12px/1.6 var(--sans);color:#535353}.supply-figure .flow-node .icon{width:26px;height:26px}
.supply-figure .flow-connection{display:flex;flex-direction:column;gap:8px;text-align:center;font:12px/1.6 var(--sans);color:#1d1d1d}.supply-figure .flow-line{height:2px;background:#1d1d1d;position:relative;display:block}.supply-figure .flow-line::after{content:'';position:absolute;right:0;top:-4px;border-left:8px solid #1d1d1d;border-top:5px solid transparent;border-bottom:5px solid transparent}.supply-figure .dashed .flow-line{background:none;border-top:2px dashed #1d1d1d}
.supply-figure .route-explanation{display:flex;gap:10px;align-items:flex-start;padding-top:20px;margin-top:12px;border-top:1px solid #bbb}.supply-figure .route-explanation .icon{flex:none;width:18px;height:18px}.supply-figure .route-explanation p{margin:0}
@media(max-width:700px){.article-body .inline-figure{padding:20px 16px}.timeline-figure .chapter-timeline{display:grid;grid-template-columns:1fr;gap:22px}.mini-metrics .mini-grid{grid-template-columns:1fr}.supply-figure .flow-row.is-active{grid-template-columns:1fr;gap:16px}.supply-figure .flow-connection{padding:8px 22px}.supply-figure .route-selector{flex-direction:column}.tariff-row{grid-template-columns:minmax(0,1fr) 48px}.tariff-track{grid-column:1/-1}.tariff-value{grid-column:2}.chip-card{grid-template-columns:1fr!important}.chip-product{margin-bottom:16px}.future-years{grid-template-columns:1fr 1fr}}
.article-body .inline-figure .figure-eyebrow .icon{color:#535353}
.supply-figure .flow-line{left:auto;right:auto;top:auto;bottom:auto;width:100%;transform:none;flex:none}
@media(max-width:700px){.supply-figure .flow-line{width:32px;align-self:center;margin:12px 0;transform:rotate(90deg)}}

/* A richer illustration palette, with dark text and accessible colored accents. */
.article-body .gpu-note{background:#e5f2e9;border-color:#81ad91}.article-body .gpu-note .figure-eyebrow .icon{color:#24643d}
.article-body .parallel-grid span{background:#5e9471;border-color:#24643d}.article-body .parallel-grid span:nth-child(3n){background:#24643d}
.article-body .chip-card{background:#e6eff9;border-color:#84a7cf}.article-body .chip-card .chip-product,.article-body .chip-card .figure-eyebrow .icon{color:#215c97}
.article-body .weights-note{background:#eee7f8;border-color:#ac92ce}.article-body .weights-note .figure-eyebrow .icon{color:#70439c}
.article-body .timeline-figure{background:#fff0de;border-color:#cca16e}.article-body .timeline-figure .timeline-dot{background:#a24d13}.article-body .timeline-figure .chapter-timeline li{border-color:#ac6b38}.article-body .timeline-figure .figure-eyebrow .icon{color:#a24d13}
.article-body .mini-metrics{background:#f9e7e7;border-color:#cc9292}.article-body .mini-value,.article-body .mini-metrics .figure-eyebrow .icon{color:#9d3434}
.article-body .cuda-note{background:#e3f2f1;border-color:#82aaa6}.article-body .cuda-note .figure-eyebrow .icon{color:#226a63}
.article-body .tariff-chart{background:#f1ecfa;border-color:#af97ce}.tariff-bar{background:#416fa8}.tariff-row-highlight .tariff-bar{background:#b7473f}.tariff-row-highlight .tariff-value,.tariff-row-highlight .tariff-label strong{color:#9c302a}
.article-body .supply-figure{background:#e6eef7;border-color:#8cabc9}.supply-figure .route-selector button.is-active{background:#245e99;color:white}.supply-figure .flow-node{background:#f7fbff;border-color:#6b94bc}.supply-figure .flow-node .icon{color:#245e99}.supply-figure .destination{background:#e5f2e9;border-color:#6a987a}.supply-figure .destination .icon{color:#24643d}
.article-body .future-note{background:#e9f2df;border-color:#99af77}.article-body .future-years>span:first-child{background:#e1ebfa;border-color:#4472a9}.article-body .future-years>span:last-child{background:#f1e2f8;border-color:#80539e}
.article-diagram{margin:40px 0}.article-diagram img{display:block;width:100%;height:auto;border-radius:8px}.article-diagram a{display:block;cursor:zoom-in}.series-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:36px}.series-nav a{padding:8px 14px;border:1px solid #bdbdbd;border-radius:24px;font:14px var(--sans)}.series-nav a[aria-current=page],.series-nav a:hover{background:#1d1d1d;color:#fff;border-color:#1d1d1d}

/* Natural wrapping; JavaScript joins the final pair only for a lone last word. */
h1,h2,h3,h4,h5,h6{ text-wrap:wrap; overflow-wrap:break-word; }
.title-ending{white-space:nowrap}
.title-ending.allow-wrap{white-space:normal;overflow-wrap:anywhere}

.knowledge-lab{--kl-ink:#1d1d1d;--kl-accent:#245a46;--kl-soft:#dce9df;border:1px solid #b4b4b4;border-radius:16px;padding:clamp(18px,3vw,32px);margin:40px 0;background:#f4f3ee;color:var(--kl-ink);font-family:'Be Vietnam Pro',sans-serif;overflow:hidden}
.knowledge-lab .kl-eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.09em;margin:0 0 8px;color:#414141}.knowledge-lab h3{font-family:'Newsreader',serif;font-size:32px;line-height:1.15;margin:0 0 16px}.knowledge-lab p{font-size:16px;line-height:1.65}.knowledge-lab .kl-controls{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0 14px}.knowledge-lab .kl-controls[hidden],.knowledge-lab .kl-panel[hidden]{display:none}.knowledge-lab button{font:500 14px/1.3 'Be Vietnam Pro',sans-serif;border:1px solid #8d8d8d;border-radius:100px;padding:12px 15px;background:transparent;color:#1d1d1d;cursor:pointer;min-height:44px}.knowledge-lab button:hover{background:#e2e2df}.knowledge-lab button[aria-pressed=true]{background:var(--kl-accent);color:white;border-color:var(--kl-accent)}.knowledge-lab button:focus-visible,.knowledge-lab summary:focus-visible{outline:3px solid #245bba;outline-offset:4px}.knowledge-lab .kl-track{display:none;height:5px;background:#deded6;border-radius:4px;margin:14px 0 24px;overflow:hidden}.knowledge-lab.kl-enhanced .kl-track{display:block}.knowledge-lab .kl-track span{display:block;width:25%;height:100%;background:var(--kl-accent);transition:width .25s ease}.knowledge-lab .kl-panel{border-top:3px solid var(--kl-accent);padding:22px 0;margin-top:20px}.knowledge-lab.kl-enhanced .kl-panel{margin:0;animation:kl-appear .25s ease}.knowledge-lab .kl-number{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;background:var(--kl-soft);color:var(--kl-accent);border-radius:50%;font-size:16px;font-weight:600}.knowledge-lab h4{font:400 24px/1.25 'Newsreader',serif;margin:14px 0}.knowledge-lab .kl-example{border-left:3px solid var(--kl-accent);padding-left:16px}.knowledge-lab details{background:var(--kl-soft);border-radius:8px;padding:14px 18px}.knowledge-lab summary{font-size:14px;font-weight:600;cursor:pointer;min-height:24px}.knowledge-lab details p{margin-bottom:0}.knowledge-lab .kl-footnote{font-size:12px;color:#4b4b4b;margin-bottom:0}.knowledge-lab[data-active="1"]{--kl-accent:#245b99;--kl-soft:#dfe9f4}.knowledge-lab[data-active="2"]{--kl-accent:#763d84;--kl-soft:#eee0ef}.knowledge-lab[data-active="3"]{--kl-accent:#9c461e;--kl-soft:#f4e4d7}@keyframes kl-appear{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){.knowledge-lab .kl-track span{transition:none}.knowledge-lab.kl-enhanced .kl-panel{animation:none}}@media(max-width:420px){.knowledge-lab .kl-controls{display:grid;grid-template-columns:1fr 1fr}.knowledge-lab button{padding:12px 8px}.knowledge-lab h3{font-size:28px}}

/* Long reference URLs remain readable within narrow article columns. */
.article-body a{overflow-wrap:anywhere}

/* Editorial card titles have two complete, intentionally composed lines. */
.card-title-lines>span{display:block;white-space:nowrap}
.post-card{container-type:inline-size}
.post-card h3{font-size:min(var(--type-h3),9cqi)}

/* Direction-aware listing header and reading navigation. */
.scroll-header{position:sticky;top:0;z-index:30;background:var(--paper);box-shadow:0 0 0 1px var(--paper);transition:transform .22s ease,visibility .22s;will-change:transform}
.scroll-header.scroll-header-hidden:not(:focus-within){transform:translateY(-100%);visibility:hidden}
.reader-navigation{position:fixed;top:12px;z-index:40;border:1px solid var(--line);border-radius:12px;background:var(--paper);box-shadow:0 8px 28px #1d1d1d14;font:14px/1.5 var(--sans)}
.reader-navigation[hidden],#reader-section-list[hidden]{display:none}
.reader-toggle{display:flex;align-items:center;gap:14px;width:100%;min-height:56px;text-align:left;background:none;border:0;border-radius:12px;padding:12px 18px;font:14px/1.4 var(--sans)}
.reader-kicker{font-size:12px;color:var(--muted);flex-shrink:0}
.reader-current{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.reader-chevron{flex-shrink:0;font-size:22px;line-height:1;transition:transform .18s}
.reader-toggle[aria-expanded=true] .reader-chevron{transform:rotate(180deg)}
#reader-section-list{padding:8px 18px 14px;border-top:1px solid var(--line);max-height:min(55vh,440px);overflow-y:auto;overscroll-behavior:contain}
#reader-section-list a{display:flex;align-items:baseline;gap:12px;padding:10px 8px;border-radius:5px;font:14px/1.55 var(--sans)}
#reader-section-list a>span{font-size:12px;color:var(--muted);flex-shrink:0}
#reader-section-list a:hover,#reader-section-list a.active{background:var(--ink);color:var(--paper)}
#reader-section-list a:hover>span,#reader-section-list a.active>span{color:inherit}
.article-body h2[id]{scroll-margin-top:10px}
.reader-navigation:focus-within{outline:none}
@media(max-width:800px){.reader-navigation{top:8px}.reader-toggle{gap:8px;padding:12px}.reader-kicker{display:none}#reader-section-list{padding:8px 10px 12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.scroll-header,.reader-chevron{transition:none}}
.go-to-top{position:fixed;right:max(20px,env(safe-area-inset-right));bottom:max(20px,env(safe-area-inset-bottom));z-index:35;display:grid;place-items:center;width:48px;height:48px;border:1px solid var(--ink);border-radius:50%;background:var(--paper);color:var(--ink);box-shadow:0 4px 18px #1d1d1d18;transition:background .18s,color .18s}
.go-to-top[hidden]{display:none}.go-to-top:hover{background:var(--ink);color:var(--paper)}
@media(prefers-reduced-motion:reduce){.go-to-top{transition:none}}
/* Takedown form spacing across desktop and mobile. */
#takedown-form textarea{display:block}
#takedown-form>button[type="submit"]{display:block;margin-top:32px}
#takedown-form .form-notice{margin-top:16px}
#form-status:empty{margin:0}

/* Japan article evidence figures. */
.japan-data-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:32px 0}.japan-data-grid figure{margin:0;padding:20px;border:1px solid #bdbdbd;border-radius:4px}.japan-data-grid strong{display:block;font-size:30px;color:#1d1d1d;margin-bottom:10px}.japan-data-grid figcaption{font-size:14px;line-height:1.6}.japan-data-viz{margin:32px 0;padding:24px;border:1px solid #bdbdbd;color:#1d1d1d;background:#eaeaea}.japan-bar-row{display:grid;grid-template-columns:44px 1fr 54px;align-items:center;gap:12px;margin-top:20px;font-size:14px}.japan-bar-track{height:24px;background:#d1d1d1}.japan-bar-fill{height:100%;background:#1d1d1d}.japan-stacked-bar{display:flex;height:36px;margin:24px 0}.japan-data-viz .note{font-size:12px;line-height:1.5}.japan-editorial-note{font-size:14px;border-left:2px solid #1d1d1d;padding-left:20px}@media(max-width:600px){.japan-data-grid{grid-template-columns:1fr}.japan-data-viz{padding:16px}.japan-bar-row{gap:8px}}

/* Desktop keeps its sidebar TOC; the floating dropdown is mobile-only. */
@media(min-width:801px){.reader-navigation{display:none!important}}