:root{--background:#fff;--foreground:#313131;--body:#464646;--card:#fff;--card-foreground:#313131;--primary:#313131;--primary-foreground:#fafafa;--secondary:#f5f5f5;--muted:#f5f5f5;--muted-foreground:#808080;--accent:#f5f5f5;--accent-foreground:#171717;--border:#e5e5e5;--input:#e5e5e5;--ring:#a1a1a1;--surface:#f8f8f8;--overlay:#0a0a0a;--overlay-foreground:#fff;--overlay-muted:#d4d4d4;--overlay-backdrop:rgba(0,0,0,.84);--radius:.625rem;--header-h:64px;--content-w:754px;--flow:24px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--background)}
body{margin:0;background:var(--background);color:var(--body);font-family:"PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Microsoft YaHei","Segoe UI",sans-serif;font-size:17px;line-height:2;letter-spacing:0}
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.skip-link{position:fixed;z-index:100;left:12px;top:-80px;padding:7px 10px;border-radius:6px;background:var(--primary);color:var(--primary-foreground);text-decoration:none}.skip-link:focus{top:12px}
.reading-progress{position:fixed;z-index:90;inset:0 0 auto;height:2px;background:transparent}.reading-progress span{display:block;width:0;height:100%;background:var(--primary)}
.site-header{position:sticky;z-index:70;top:0;height:var(--header-h);border-bottom:1px solid rgba(0,0,0,.06);background:rgba(255,255,255,.72);-webkit-backdrop-filter:blur(18px) saturate(1.4);backdrop-filter:blur(18px) saturate(1.4)}
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.doc-shell{display:block;width:100%}
.toc{position:fixed;z-index:40;top:calc((100vh + var(--header-h)) / 2);left:calc((100vw - min(var(--content-w),100vw - 48px)) / 4 - 20px);width:40px;overflow:visible;transform:translateY(-50%)}.toc-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.toc ol{display:flex;flex-direction:column;gap:0;margin:0;padding:0;list-style:none}.toc a{position:relative;display:flex;align-items:center;justify-content:flex-start;width:40px;height:13px;padding:0;border:0;background:transparent;text-decoration:none}.toc-tick{display:block;width:12px;height:2px;border-radius:1px;background:#d4d4d4;font-style:normal;transition:width .22s ease}.toc a[aria-current="true"] .toc-tick{width:16px;background:#b0b0b0}.toc li:has(+ li + li + li a:hover) .toc-tick,.toc li:has(+ li + li + li a:focus-visible) .toc-tick,.toc li:has(a:hover) + li + li + li .toc-tick,.toc li:has(a:focus-visible) + li + li + li .toc-tick{width:16px}.toc li:has(+ li + li a:hover) .toc-tick,.toc li:has(+ li + li a:focus-visible) .toc-tick,.toc li:has(a:hover) + li + li .toc-tick,.toc li:has(a:focus-visible) + li + li .toc-tick{width:22px}.toc li:has(+ li a:hover) .toc-tick,.toc li:has(+ li a:focus-visible) .toc-tick,.toc li:has(a:hover) + li .toc-tick,.toc li:has(a:focus-visible) + li .toc-tick{width:30px}.toc li:has(a:hover) .toc-tick,.toc li:has(a:focus-visible) .toc-tick{width:40px;background:var(--foreground)}.toc a:hover .toc-tick,.toc a:focus-visible .toc-tick{background:var(--foreground)}.toc-panel{position:absolute;left:calc(100% + 8px);top:50%;z-index:50;transform:translateY(-50%);box-sizing:border-box;width:max-content;max-width:min(240px,calc(50vw - var(--content-w) / 2 - 48px));padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--background);color:var(--foreground);font-size:12px;font-weight:500;line-height:1.4;box-shadow:0 8px 24px rgba(0,0,0,.08);opacity:0;visibility:hidden;pointer-events:none;white-space:normal;overflow-wrap:anywhere}.toc a:hover .toc-panel,.toc a:focus-visible .toc-panel{opacity:1;visibility:visible}.toc-source{margin:0}@media(prefers-reduced-motion:reduce){.toc-tick{transition:none}}
@keyframes page-enter{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}main{position:relative;z-index:1;width:min(var(--content-w),calc(100% - 48px));margin:0 auto;animation:page-enter .62s cubic-bezier(.22,1,.36,1) both}
body::before{content:"";position:absolute;top:0;right:0;left:0;z-index:0;height:637px;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,0) 51.8%,#fff 87.9%,#fff 100%),url(/news-design/hero-pattern.webp) center/cover no-repeat}.hero{padding:32px 0 48px;border-bottom:1px solid var(--border)}.hero-cover{width:100%;margin:0 0 24px;overflow:hidden;border-radius:16px;background:var(--muted);aspect-ratio:16/9}.hero-cover img{display:block;width:100%;height:100%;object-fit:cover}.hero-meta{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin:14px 0 0;color:var(--muted-foreground);font-size:13px;line-height:1.5}.hero-source{min-width:0}.hero-date{flex:none;white-space:nowrap}.topics{display:flex;flex-wrap:nowrap;justify-content:center;gap:8px;margin:16px 0 0;overflow-x:auto}.topics span{flex:none;padding:2px 8px;border:1px solid var(--border);border-radius:999px;background:transparent;color:var(--muted-foreground);font-size:12px;font-weight:400;line-height:1.5}h1{max-width:var(--content-w);margin:0;font-size:40px;font-weight:600;line-height:1.25;color:var(--foreground);overflow-wrap:anywhere}.lead{margin:20px 0 0;color:var(--body);font-size:18px;line-height:1.85}.view-tabs{display:flex;width:max-content;max-width:100%;margin:0 auto 28px;padding:2px;border:0;border-radius:999px;background:rgba(118,118,128,.12)}.view-tab{min-width:96px;height:32px;padding:0 18px;border:0;border-radius:999px;background:transparent;color:var(--muted-foreground);font-size:13px;font-weight:600;line-height:32px;cursor:pointer}.view-tab:hover{color:var(--foreground)}.view-tab[aria-selected="true"]{background:var(--background);color:var(--foreground);box-shadow:0 1px 1px rgba(0,0,0,.04),0 1px 3px rgba(0,0,0,.12)}.view-panel{padding:28px 0 8px}.view-panel[hidden]{display:none}main[data-view="onepager"] .hero{padding-bottom:8px;border-bottom:0}main[data-view="onepager"] .hero-cover,main[data-view="onepager"] .hero h1,main[data-view="onepager"] .hero-meta,main[data-view="onepager"] .topics,main[data-view="onepager"] .source-media,main[data-view="onepager"] .evidence,main[data-view="onepager"] .related{display:none}main[data-view="onepager"] .view-panel{padding-top:12px}body:has(main[data-view="onepager"]) .toc{display:none}.onepager{padding:0;border:0}.onepager-lead{margin:0 0 20px;font-size:17px;line-height:2}.scan-list{margin:20px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:0}.scan-list li{padding:12px 0;border-top:1px solid var(--border)}.scan-list li:first-child{border-top:0;padding-top:0}.scan-list strong{display:block;font-size:14px;font-weight:600;line-height:1.45}.scan-list span{display:block;margin-top:4px;color:var(--muted-foreground);font-size:13px;line-height:1.65}.story{padding:0}
.story-section{padding:48px 0;border-bottom:1px solid var(--border);scroll-margin-top:calc(var(--header-h) + 24px)}.section-number{display:block;margin-bottom:10px;color:var(--muted-foreground);font-size:12px;font-weight:500}.story-section h2,.source-media h2,.evidence h2,.onepager h2,.related h2{margin:0 0 18px;font-size:22px;font-weight:600;line-height:1.4;color:var(--foreground);overflow-wrap:anywhere}.section-copy p{margin:0 0 1.35em;font-size:17px;line-height:2}.section-copy p:last-child{margin-bottom:0}.section-copy strong{font-weight:600}
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.source-media{padding:40px 0;border-bottom:1px solid var(--border);scroll-margin-top:calc(var(--header-h) + 24px)}.section-kicker{margin-bottom:8px;color:var(--muted-foreground);font-size:12px;font-weight:500}.media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px}.media-item{min-width:0;margin:0}.media-image,.media-link{position:relative;display:grid;width:100%;aspect-ratio:16/10;place-items:center;overflow:hidden;border:1px solid var(--border);border-radius:8px;background:var(--foreground);color:var(--background);cursor:pointer}.media-image{padding:0}.media-image img,.media-link img{width:100%;height:100%;object-fit:cover}.media-link{text-decoration:none}.media-link i{position:absolute;right:12px;top:8px;font-size:18px;font-style:normal}.media-kind{font-size:12px;font-weight:600}.media-item figcaption{padding-top:9px;text-align:left}.media-item figcaption strong,.media-item figcaption span{display:block}.media-item figcaption strong{font-size:12px;font-weight:600}.media-item figcaption span{margin-top:3px;color:var(--muted-foreground);font-size:12px;line-height:1.55}.media-item audio{width:100%;height:54px}.media-video{display:block;width:100%;max-height:82vh;border:1px solid var(--border);border-radius:8px;background:#000}.media-missing{display:grid;aspect-ratio:16/10;place-content:center;padding:20px;border:1px dashed var(--border);border-radius:8px;background:var(--surface);text-align:center}.media-missing span{font-size:12px;font-weight:600}.media-missing p{margin:5px 0 0;color:var(--muted-foreground);font-size:12px}
.evidence{padding:40px 0 80px;scroll-margin-top:calc(var(--header-h) + 24px)}.evidence details{border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.evidence summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0;cursor:pointer;font-size:13px;font-weight:600;list-style:none}.evidence summary::-webkit-details-marker{display:none}.evidence summary:after{content:"+";font-size:18px;font-weight:400}.evidence details[open] summary:after{content:"−"}.evidence-note{padding:0 0 16px;color:var(--muted-foreground);font-size:13px}.evidence-note p{margin:0 0 8px}.references{margin-top:24px}.references h3{margin:0 0 8px;font-size:13px;font-weight:600}.references ol{margin:0;padding-left:20px}.references li{padding:5px 0;color:var(--muted-foreground);font-size:12px}.references a{text-decoration:underline;text-decoration-color:var(--border);text-underline-offset:3px;overflow-wrap:anywhere}.references a:hover{text-decoration-color:currentColor}
.related{padding:48px 0 88px;border-top:1px solid var(--border);scroll-margin-top:calc(var(--header-h) + 24px)}.related-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0;padding:0;list-style:none}.related-item{min-width:0}.related-item a{position:relative;display:block;overflow:hidden;aspect-ratio:16/9;border-radius:16px;background:#d4d4d4;text-decoration:none;color:#fff}.related-thumb{position:absolute;inset:0}.related-thumb img{display:block;width:100%;height:100%;object-fit:cover}.related-item a:after{content:"";position:absolute;inset:auto 0 0;height:58%;background:linear-gradient(180deg,transparent,var(--related-shade,rgba(32,32,32,.82)));pointer-events:none}.related-copy{position:absolute;z-index:1;right:12px;bottom:44px;left:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:15px;font-weight:600;line-height:1.35}.related-time{position:absolute;z-index:1;left:12px;bottom:12px;padding:5px 10px;border:1px solid rgba(255,255,255,.28);border-radius:999px;background:rgba(255,255,255,.2);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);font-size:11px;font-weight:500;line-height:1.2;color:#fff}
.lightbox{width:min(1100px,calc(100% - 40px));max-height:calc(100vh - 40px);padding:42px 20px 18px;border:1px solid var(--overlay);border-radius:8px;background:var(--overlay);color:var(--overlay-foreground)}.lightbox::backdrop{background:var(--overlay-backdrop)}.lightbox img{display:block;max-width:100%;max-height:calc(100vh - 125px);margin:auto;object-fit:contain}.lightbox p{margin:12px auto 0;color:var(--overlay-muted);font-size:12px;text-align:center}.lightbox-close{position:absolute;right:8px;top:5px;width:36px;height:36px;border:0;background:transparent;color:var(--overlay-foreground);font-size:26px;cursor:pointer}
@media(max-width:1279px){.toc{display:none}.toc-toggle{display:inline-flex}.toc[data-open="true"]{position:fixed;z-index:69;display:block;top:var(--header-h);right:0;left:0;width:auto;max-height:calc(100vh - var(--header-h));margin:0;padding:16px max(24px,calc((100% - var(--content-w))/2));border-bottom:1px solid var(--border);background:var(--background);overflow:auto;transform:none}.toc[data-open="true"] .toc-label{position:static;width:auto;height:auto;overflow:visible;clip:auto;margin-bottom:8px;color:var(--muted-foreground);font-size:12px;font-weight:500}.toc[data-open="true"] ol{gap:2px}.toc[data-open="true"] a{width:auto;height:auto;padding:9px 8px}.toc[data-open="true"] .toc-tick{display:none}.toc[data-open="true"] .toc-panel{position:static;left:auto;top:auto;transform:none;max-width:none;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;opacity:1;visibility:visible;white-space:normal;font-size:13px}}
@media(max-width:640px){body::before{height:480px}.header-inner,main{width:calc(100% - 32px)}.hero{padding:32px 0}.hero-meta{margin-top:12px}.topics{margin-top:14px}h1{font-size:32px;line-height:1.28}.lead{margin-top:16px;font-size:16px}.story-section,.source-media{padding:32px 0}.story-section h2,.source-media h2,.evidence h2{font-size:19px}.relation-flow,.relation-loop .relation-flow,.relation-converge .relation-flow,.relation-contrast .relation-flow,.relation-transition .relation-flow,.relation-bottleneck .relation-flow{grid-template-columns:1fr}.relation-flow>i{height:20px;transform:rotate(90deg)}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-item{min-height:112px}.media-grid{grid-template-columns:1fr}.evidence,.related{padding:32px 0 64px}.toc[data-open="true"]{padding-right:16px;padding-left:16px}.related-list{gap:8px}.related-copy{bottom:40px;font-size:14px}}
@media(max-width:480px){.view-tab{padding:0 10px}.metric-grid{grid-template-columns:1fr}.relation-matrix thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.relation-matrix table,.relation-matrix tbody,.relation-matrix tr,.relation-matrix th,.relation-matrix td{display:block;width:100%}.relation-matrix tbody tr{padding:12px 0;border-bottom:1px solid var(--border)}.relation-matrix tbody tr:last-child{border-bottom:0}.relation-matrix tbody th{padding:0 0 6px;border:0}.relation-matrix td{display:flex;justify-content:space-between;gap:16px;padding:4px 0;border:0;text-align:right}.relation-matrix td:before{content:attr(data-label);color:var(--muted-foreground);font-size:11px;font-weight:500;text-align:left}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}main,.page-fab{animation:none}}
.page-fab{position:fixed;z-index:80;right:20px;bottom:24px;display:flex;flex-direction:column;gap:10px;animation:page-enter .62s .12s cubic-bezier(.22,1,.36,1) both}.page-fab-btn{display:grid;place-items:center;width:44px;height:44px;border:1px solid rgba(0,0,0,.08);border-radius:999px;background:rgba(255,255,255,.78);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);color:var(--foreground);box-shadow:0 6px 20px rgba(0,0,0,.08);cursor:pointer;text-decoration:none}.page-fab-btn:hover{background:#fff}.page-fab-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
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.story .media-item{margin:24px 0;max-width:100%}.story img,.media-item img{max-width:100%;height:auto}.quick-scan{margin:0 0 12px;padding:8px 0 28px}.quick-scan-title{margin:0 0 12px;color:var(--muted-foreground);font-size:12px;font-weight:500}.quick-scan-list{margin:0;padding:0;list-style:none}.quick-scan-list li{padding:10px 0;border-top:1px solid var(--border);color:var(--body);font-size:15px;line-height:1.75}.quick-scan-list li:first-child{border-top:0;padding-top:0}.term-mention{border-bottom:1px dotted var(--muted-foreground);cursor:help}.term-marker-wrap{position:relative;display:inline-block;margin-left:3px;vertical-align:super;line-height:0}.term-marker{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border:1px solid var(--foreground);border-radius:50%;color:var(--foreground);background:var(--background);padding:0;font-family:Georgia,serif;font-size:10px;font-weight:700;line-height:1;cursor:help}.term-marker:hover,.term-marker:focus-visible{color:var(--primary-foreground);background:var(--primary);border-color:var(--primary);outline:none}.term-popover{position:absolute;left:var(--term-popover-left,7px);top:var(--term-popover-top,0);z-index:130;display:none;width:min(280px,calc(100vw - 32px));padding:12px 14px;border:1px solid var(--border);border-radius:8px;background:var(--background);color:var(--foreground);box-shadow:0 8px 24px rgba(0,0,0,.08);text-align:left;white-space:normal;transform:translate(-50%,calc(-100% - 9px));font-style:normal;font-weight:400;line-height:1.55;pointer-events:none}.term-popover.below{transform:translate(-50%,9px)}.term-popover-term,.term-popover-definition,.term-popover-plain{display:block}.term-popover-term{font-size:13px;font-weight:600;color:var(--foreground)}.term-popover-definition{margin-top:4px;color:var(--body);font-size:12px;line-height:1.65}.term-popover-plain{margin-top:8px;padding-top:8px;border-top:1px solid var(--border);color:var(--muted-foreground);font-size:12px;line-height:1.65}.term-popover-label{margin-right:6px;color:var(--muted-foreground);font-size:10px;font-weight:600}@media (hover:hover) and (pointer:fine){.term-mention:hover .term-popover,.term-marker-wrap:hover .term-popover,.term-mention:focus-within .term-popover,.term-marker-wrap:focus-within .term-popover{display:block}}.term-marker-wrap.is-open .term-popover{display:block}.section-copy p,.section-copy blockquote,.section-copy li{white-space:pre-wrap}.section-copy pre{white-space:pre-wrap;overflow-wrap:anywhere;padding:16px;background:var(--muted);border-radius:8px}
:root{--content-w:680px}
.hero{padding-top:34px;padding-bottom:38px}
.hero h1,.story-section h2{text-wrap:balance}
.hero h1{font-size:clamp(30px,3vw,36px);line-height:1.38;letter-spacing:-.012em}
.hero-meta{margin-top:17px}
.hero-reading-lead{max-width:650px;margin:20px 0 0;color:var(--body);font-size:18px;line-height:1.8}
.wj-source-quickscan{margin:26px 0 0;padding:18px 22px;border:1px solid #dce6f3;border-left:3px solid #5b9bd5;border-radius:8px;background:rgba(255,255,255,.88)}
.wj-source-quickscan h2{margin:0 0 12px;color:#4b7fb5;font-size:14px;font-weight:600;line-height:1.5}
.wj-source-quickscan ul{margin:0;padding-left:20px}.wj-source-quickscan li{padding:4px 0;font-size:14px;line-height:1.75}.wj-source-quickscan li::marker{color:#5b9bd5}
.wj-source-quickscan li:nth-child(2)::marker{color:#22a36a}.wj-source-quickscan li:nth-child(3)::marker{color:#d68a2d}
main[data-view="onepager"] .hero-reading-lead{display:none}
.hero-cover{position:relative;left:50%;width:min(754px,calc(100vw - 32px));max-width:none;margin:28px 0 0;transform:translateX(-50%)}
.hero-cover img{object-fit:contain}
.story .section-copy p,.story .section-copy blockquote,.story .section-copy li{line-height:1.85}
.story .section-copy .wj-source-visualTitle{margin:26px 0 12px;color:var(--foreground);font-size:18px;font-weight:600;line-height:1.5}
.story .section-copy .wj-source-transition{margin:28px 0 12px;padding-top:14px;border-top:1px dashed var(--border);color:var(--muted-foreground);font-size:14px;font-weight:500;line-height:1.7}
.wj-source-panel{margin:22px 0 28px;padding:18px 20px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--foreground);font-size:14px;line-height:1.7}
.wj-source-panelLabel{margin-bottom:8px;color:var(--muted-foreground);font-size:12px;font-weight:600}
.wj-source-panel .wj-source-note{margin:12px 0 0;padding-top:10px;border-top:1px solid var(--border);color:var(--muted-foreground);font-size:12px;line-height:1.65}
.wj-source-metric{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) auto;gap:12px;align-items:center;padding:13px 0;border-top:1px solid var(--border)}
.wj-source-metric>strong{font-size:13px;font-weight:600;line-height:1.5}.wj-source-metric>div{display:flex;align-items:center;gap:8px}.wj-source-metric>div span{display:block}.wj-source-metric>div small{display:block;color:var(--muted-foreground);font-size:10px}.wj-source-metric>div strong{font-size:18px}.wj-source-metric>div i{color:var(--muted-foreground);font-style:normal}.wj-source-metric>b{color:#3676b8;font-size:13px;white-space:nowrap}
.wj-source-number{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px 18px;align-items:center}.wj-source-number>strong{color:#3676b8;font-size:34px;line-height:1.1}.wj-source-number>div>b{display:block;font-size:15px}.wj-source-number>div>p{margin:4px 0 0;color:var(--muted-foreground);font-size:12px}.wj-source-number>.wj-source-note{grid-column:1/-1}
.wj-source-case h3{margin:0 0 8px;font-size:17px;line-height:1.45}.story .section-copy .wj-source-case p{margin:0;font-size:14px;line-height:1.75}.wj-source-case ol,.wj-source-flow ol{margin:14px 0 0;padding:0;list-style:none}.wj-source-case li{display:grid;grid-template-columns:88px minmax(0,1fr);gap:4px 14px;padding:12px 0;border-top:1px solid var(--border)}.wj-source-case li>strong{font-size:13px}.wj-source-case li>blockquote{grid-column:2;margin:2px 0 0;color:var(--muted-foreground);font-size:12px;line-height:1.6}.story .section-copy .wj-source-case .wj-source-outcome{margin-top:12px;font-weight:600}
.story .section-copy .wj-source-case .wj-source-provenance{margin-top:8px;color:var(--muted-foreground);font-size:11px}
.wj-source-flow li{display:grid;grid-template-columns:26px minmax(0,1fr);gap:12px;padding:11px 0;border-top:1px solid var(--border)}.wj-source-flow li>span{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#e7f0fa;color:#3676b8;font-size:12px;font-weight:600}.wj-source-flow li strong{display:block;font-size:14px}.story .section-copy .wj-source-flow li p{margin:4px 0 0;font-size:13px;line-height:1.7}
.wj-source-stepper{margin:22px 0 28px;padding:18px;border:1px solid var(--border);border-radius:9px;background:#fff}
.wj-source-stepperTabs{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:6px;margin-bottom:15px}
.wj-source-stepperTabs button{min-height:42px;padding:7px 5px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--muted-foreground);font-size:12px;font-weight:600;cursor:pointer}
.wj-source-stepperTabs button[aria-selected="true"]{border-color:#8db3d8;background:#eaf3fc;color:#3676b8}.wj-source-stepperTabs button:focus-visible,.wj-source-stepperControls button:focus-visible{outline:2px solid #3676b8;outline-offset:2px}
.wj-source-stepper [role="tabpanel"]{min-height:146px;padding:16px 18px;border-left:3px solid #5b9bd5;background:#f7faff}.wj-source-stepper.is-ready [role="tabpanel"][hidden]{display:none}
.wj-source-stepper [role="tabpanel"]>span{display:block;color:#3676b8;font-size:11px;font-weight:600}.wj-source-stepper [role="tabpanel"] h3{margin:5px 0 0;color:var(--foreground);font-size:17px;font-weight:600;line-height:1.45}.story .section-copy .wj-source-stepper [role="tabpanel"] p{margin:8px 0 0;color:var(--body);font-size:13px;line-height:1.7}
.wj-source-stepperControls{display:flex;justify-content:space-between;margin-top:12px}.wj-source-stepperControls button{width:36px;height:34px;border:1px solid var(--border);border-radius:6px;background:#fff;color:#3676b8;font-size:19px;cursor:pointer}.wj-source-stepperControls button:disabled{opacity:.35;cursor:default}.story .section-copy .wj-source-stepper>.wj-source-note{margin:12px 0 0;color:var(--muted-foreground);font-size:11px;line-height:1.6}
.wj-source-fields{display:grid;gap:0;margin:12px 0 0}.wj-source-fields>div{display:grid;grid-template-columns:minmax(100px,26%) minmax(0,1fr);gap:12px;padding:9px 0;border-top:1px solid var(--border)}.wj-source-fields dt{color:var(--muted-foreground);font-size:12px}.wj-source-fields dd{margin:0;font-size:13px;line-height:1.65;overflow-wrap:anywhere}.wj-source-number .wj-source-fields{grid-column:1/-1}.wj-source-experiment>summary,.wj-source-disclosures summary{cursor:pointer;font-weight:600;line-height:1.55}.wj-source-experiment>summary{font-size:15px}.wj-source-experiment>summary::marker,.wj-source-disclosures summary::marker{color:#3676b8}.wj-source-experiment>summary:focus-visible,.wj-source-disclosures summary:focus-visible{outline:2px solid #3676b8;outline-offset:3px}.story .section-copy .wj-source-experiment>p,.story .section-copy .wj-source-disclosures p{margin:12px 0 0;font-size:13px;line-height:1.7}.story .section-copy .wj-source-experiment .wj-source-result{font-weight:600}
.wj-source-decision ol,.wj-source-cards ol{margin:0;padding:0;list-style:none}.wj-source-decision li{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding:14px 0;border-top:1px solid var(--border)}.wj-source-decision li:first-child{border-top:0}.wj-source-decision li>div{min-width:0}.wj-source-decision small{display:block;margin-bottom:5px;color:var(--muted-foreground);font-size:11px}.wj-source-decision span{display:block;overflow-wrap:anywhere;font-size:13px;line-height:1.65}.wj-source-cards li{padding:13px 0;border-top:1px solid var(--border)}.wj-source-cards li:first-child{border-top:0}.wj-source-cards li strong{display:block;font-size:14px;line-height:1.5}.story .section-copy .wj-source-cards li>p{margin:5px 0 0;color:var(--body);font-size:13px;line-height:1.7}.wj-source-disclosures>details{padding:12px 0;border-top:1px solid var(--border)}.wj-source-disclosures>details:first-child{border-top:0}.wj-source-disclosures summary{font-size:14px}.wj-source-caption{margin:14px 0;color:var(--muted-foreground);font-size:12px;line-height:1.7}
.wj-source-terms{padding:32px 0 48px;border-top:1px solid var(--border)}.wj-source-terms h2{margin:0 0 18px;font-size:18px;font-weight:600}.wj-source-terms dl{display:grid;gap:14px;margin:0}.wj-source-terms dl>div{display:grid;grid-template-columns:100px minmax(0,1fr);gap:18px}.wj-source-terms dt{font-size:13px;font-weight:600}.wj-source-terms dd{margin:0;color:var(--muted-foreground);font-size:13px;line-height:1.7}
.story .media-item figcaption:has(> span:not(:empty))>strong{display:none}
.story .section-copy>.media-grid,.story .section-copy>.video-compare,.story .section-copy>figure.media-item,.story .story-section>figure.media-item{position:relative;left:50%;width:min(754px,calc(100vw - 32px));max-width:none;transform:translateX(-50%)}
.toc{top:calc(var(--header-h) + 28px);left:calc((100vw - var(--content-w))/2 - 240px);width:170px;max-height:calc(100dvh - var(--header-h) - 48px);overflow-y:auto;transform:none;scrollbar-width:thin}
.toc-label{position:static;width:auto;height:auto;margin:0 0 12px;color:var(--muted-foreground);font-size:11px;font-weight:600;clip:auto}
.toc a{align-items:flex-start;width:auto;height:auto;padding:6px 8px;border-radius:6px;line-height:1.4}
.toc a:hover{background:var(--surface)}
.toc-tick{display:none}
.toc-panel{position:static;width:auto;max-width:none;padding:0;border:0;background:transparent;box-shadow:none;transform:none;opacity:1;visibility:visible;white-space:normal;pointer-events:auto;color:var(--muted-foreground);font-size:12px;font-weight:400;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.toc a[aria-current="true"] .toc-panel{color:var(--foreground);font-weight:600}
.video-compare-controls{display:none}
.page-fab-btn[data-scroll-top]{opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity .18s ease,transform .18s ease}
.page-fab-btn[data-scroll-top][data-visible="true"]{opacity:1;pointer-events:auto;transform:translateY(0)}
@media(max-width:640px){
  .hero{padding-top:28px;padding-bottom:28px}
  .hero h1{font-size:clamp(27px,7.3vw,31px);line-height:1.36}
  .hero-reading-lead{font-size:16px;line-height:1.8;margin-top:18px}
  .topics{flex-wrap:wrap;justify-content:flex-start;gap:6px;overflow:visible}
  .wj-source-quickscan{margin-top:20px;padding:16px 18px}.wj-source-quickscan li{font-size:13px}
  .wj-source-panel{padding:16px}.wj-source-metric{grid-template-columns:1fr;gap:6px}.wj-source-metric>div{gap:12px}.wj-source-case li{grid-template-columns:1fr}.wj-source-case li>blockquote{grid-column:1}.wj-source-terms dl>div{grid-template-columns:1fr;gap:3px}
  .wj-source-stepper{padding:14px}.wj-source-stepperTabs{grid-template-columns:repeat(3,minmax(0,1fr))}.wj-source-stepper [role="tabpanel"]{min-height:170px;padding:14px}
  .wj-source-decision li{grid-template-columns:1fr;gap:10px}.wj-source-fields>div{grid-template-columns:1fr;gap:3px}
  .hero-cover{margin-top:24px;border-radius:10px}
  .video-compare-controls{display:flex;gap:4px;margin:0 0 16px;padding:4px;border-radius:10px;background:var(--muted)}
  .video-compare-controls button{flex:1;min-height:44px;padding:8px 12px;border:0;border-radius:8px;background:transparent;color:var(--muted-foreground);font-size:14px;font-weight:600;cursor:pointer}
  .video-compare-controls button[aria-pressed="true"]{background:var(--background);color:var(--foreground);box-shadow:0 2px 8px rgba(0,0,0,.08)}
  .video-compare-grid{grid-template-columns:1fr}
  .video-compare-grid .media-item[hidden]{display:none}
  .page-fab>a{display:none}
  .page-fab[data-media-visible="true"]{display:none}
  .page-fab{right:16px;bottom:calc(16px + env(safe-area-inset-bottom))}
}
@media(prefers-reduced-motion:reduce){.page-fab-btn[data-scroll-top]{transition:none}}

.wj-table-scroll,.matrix-scroll{max-width:100%;overflow-x:auto;overscroll-behavior-inline:contain}
.wj-table-source{border:1px solid #dfe5ed;border-radius:8px}
.wj-table-scroll:focus-visible{outline:2px solid #313131;outline-offset:2px}
:is(.wj-article-table,.relation-matrix table){display:table!important;width:100%!important;min-width:max(100%,640px);table-layout:auto!important;border-collapse:collapse!important;border-spacing:0!important;border-top:1px solid #e5e5e5!important;border-bottom:1px solid #e5e5e5!important;border-radius:0!important;background:#fff!important;background-image:none!important;color:#313131!important;font-size:13px!important;line-height:1.6!important;box-shadow:none!important}
:is(.wj-article-table,.relation-matrix table) thead{position:static!important;display:table-header-group!important;width:auto!important;height:auto!important;overflow:visible!important;clip:auto!important;visibility:visible!important}
:is(.wj-article-table,.relation-matrix table) tbody{display:table-row-group!important}
:is(.wj-article-table,.relation-matrix table) tr{display:table-row!important;background:none!important;box-shadow:none!important}
:is(.wj-article-table,.relation-matrix table) :is(th,td){display:table-cell!important;width:auto!important;min-width:0!important;padding:11px 12px!important;border:0!important;border-bottom:1px solid #e5e5e5!important;border-radius:0!important;background:#fff!important;background-image:none!important;color:#313131!important;font-size:inherit!important;font-weight:400!important;line-height:inherit!important;text-align:left!important;vertical-align:top!important;white-space:normal!important;overflow-wrap:anywhere;box-shadow:none!important}
:is(.wj-article-table,.relation-matrix table) thead th{background:#f5f5f5!important;font-weight:600!important}
:is(.wj-article-table,.relation-matrix table) tbody th{font-weight:600!important}
:is(.wj-article-table,.relation-matrix table) tbody tr:nth-child(even)>*{background:#fafafa!important}
:is(.wj-article-table,.relation-matrix table) [data-lead="true"]{font-weight:600!important}
:is(.wj-article-table,.relation-matrix table) [data-tone="primary"]{background:#edf9f5!important;color:#16815a!important}
:is(.wj-article-table,.relation-matrix table) [data-tone="baseline"]{background:#f0f6ff!important;color:#4b7fb5!important}
:is(.wj-article-table,.relation-matrix table) tr:last-child>*{border-bottom:0!important}
:is(.wj-article-table,.relation-matrix table) caption{caption-side:top;padding:0 0 8px;color:#737373;font-size:12px;text-align:left}
.wj-table-visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.wj-chart-disclosure{margin:14px 0 0;border-bottom:1px solid #e5e5e5}
.wj-chart-disclosure summary{padding:10px 0;color:#526174;font-size:13px;font-weight:600;cursor:pointer}
.wj-chart-disclosure iframe{display:block;width:100%;height:320px;margin:0 0 12px;border:0;background:#fff}
@media(max-width:640px){.wj-chart-disclosure iframe{height:350px}}
@media(max-width:560px){
  .wj-table-source{overflow:visible}
  .wj-table-source .wj-article-table[data-mobile-cards]{display:block!important;width:100%!important;min-width:0!important;border:0!important;overflow:hidden}
  .wj-table-source .wj-article-table[data-mobile-cards] thead{position:absolute!important;display:table-header-group!important;width:1px!important;height:1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important}
  .wj-table-source .wj-article-table[data-mobile-cards] tbody,.wj-table-source .wj-article-table[data-mobile-cards] tr,.wj-table-source .wj-article-table[data-mobile-cards] td,.wj-table-source .wj-article-table[data-mobile-cards] th{display:block!important;width:auto!important}
  .wj-table-source .wj-article-table[data-mobile-cards] tbody tr{padding:13px 14px;border-bottom:1px solid #dfe5ed!important}
  .wj-table-source .wj-article-table[data-mobile-cards] tbody :is(td,th){padding:0 0 9px!important;border:0!important;background:#fff!important;font-size:14px!important}
  .wj-table-source .wj-article-table[data-mobile-cards] tbody :is(td,th):last-child{padding-bottom:0!important}
  .wj-table-source .wj-article-table[data-mobile-cards] tbody :is(td,th):first-child{margin-bottom:7px;font-size:15px!important;font-weight:700!important}
  .wj-table-source .wj-article-table[data-mobile-cards] tbody [data-label]::before{content:attr(data-label);display:block;margin-bottom:3px;color:#667085;font-size:11px;font-weight:600}
  .wj-table-source .wj-article-table[data-mobile-cards] tbody [data-tone="primary"]{background:#edf9f5!important}
  .wj-table-source .wj-article-table[data-mobile-cards] tbody [data-tone="baseline"]{background:#f0f6ff!important}
}