#reading-progress{transition:width .1s linear}#article-content img{border-radius:.75rem}.article-body{color:#374151;font-size:15px;line-height:1.75}.article-body>p{margin:0 0 20px}.article-body>h2{font-size:1.35rem;font-weight:700;color:#111827;letter-spacing:-.01em;line-height:1.3;margin:40px 0 16px}.article-body>h3{font-size:1.1rem;font-weight:700;color:#111827;letter-spacing:-.01em;line-height:1.35;margin:28px 0 12px}.article-body>h2:first-child,.article-body>h3:first-child{margin-top:0}.article-body strong{color:#111827;font-weight:700}.article-body em{color:#4b5563}.article-body>ul,.article-body>ol{margin:0 0 20px;padding-left:26px}.article-body>ul{list-style:disc}.article-body>ol{list-style:decimal}.article-body li{margin-bottom:8px;padding-left:4px}.article-body>blockquote{margin:28px 0;padding:4px 0 4px 20px;border-left:3px solid #111827;color:#1f2937;font-style:italic}.article-body>blockquote p{margin:0;font-size:16px;line-height:1.7}.article-body>.article-figure{margin:28px 0;text-align:center}.article-body>.article-figure img{display:inline-block;max-width:100%;box-shadow:0 1px 2px #0000000d}@media(min-width:640px){.article-body{font-size:17px;line-height:1.85}.article-body>h2{font-size:1.6rem;margin:48px 0 20px}.article-body>h3{font-size:1.2rem;margin:32px 0 16px}.article-body>.article-figure img{border-radius:1rem}}#article-content a{color:#0284c7;text-decoration:underline;text-underline-offset:2px}#article-content a:hover{color:#0369a1}.article-figure figcaption,.article-table-wrap figcaption,.article-video figcaption{margin-top:8px;font-size:13px;color:#6b7280;font-style:italic;text-align:center}.article-quote-cite{margin-top:8px;font-size:13px;font-style:normal;color:#6b7280}.article-gallery{display:grid;gap:12px;margin:28px 0}.article-gallery-2{grid-template-columns:repeat(2,minmax(0,1fr))}.article-gallery-3{grid-template-columns:repeat(3,minmax(0,1fr))}.article-gallery img{width:100%;border-radius:.75rem;object-fit:cover}.article-callout{margin:28px 0;padding:18px 20px;border-radius:.75rem;border:1px solid;font-size:15px;line-height:1.7}.article-callout-yellow{background:#fefce8;border-color:#fef08a;color:#713f12}.article-callout-blue{background:#eff6ff;border-color:#bfdbfe;color:#1e3a8a}.article-callout-gray{background:#f9fafb;border-color:#e5e7eb;color:#1f2937}.article-callout-green{background:#f0fdf4;border-color:#bbf7d0;color:#14532d}.article-font-serif{font-family:Georgia,Times New Roman,serif}.article-font-mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px}.article-video{margin:28px 0}.article-video-frame{position:relative;display:block;border-radius:.75rem;overflow:hidden;background:#111827}.article-video-frame img{width:100%;aspect-ratio:16 / 9;object-fit:cover;border-radius:0;display:block}.article-video-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:68px;height:48px;border-radius:12px;background:#111827d1;transition:background .2s ease}.article-video-frame:hover .article-video-play{background:#dc2626}.article-video-play:after{content:"";position:absolute;top:50%;left:53%;transform:translate(-50%,-50%);border-left:17px solid #ffffff;border-top:10px solid transparent;border-bottom:10px solid transparent}.article-video-embed{width:100%;aspect-ratio:16 / 9;border:0;border-radius:.75rem;display:block}.article-table-wrap{margin:28px 0;overflow-x:auto}.article-table{width:100%;border-collapse:collapse;font-size:14px}.article-table th,.article-table td{border:1px solid #e5e7eb;padding:10px 14px;text-align:left;vertical-align:top;color:#374151}.article-table th{background:#f9fafb;font-weight:700;color:#111827}.article-table a,.article-callout a,.article-ad a{color:#0284c7;text-decoration:underline;text-underline-offset:2px}.article-chart{margin:28px 0;padding:18px;border:1px solid #e5e7eb;border-radius:.75rem;background:#fff}.article-chart-title{font-size:14px;font-weight:700;color:#111827;margin-bottom:10px}.article-chart-svg{width:100%;height:auto;display:block}.article-chart-grid{stroke:#e5e7eb;stroke-width:1}.article-chart-tick{fill:#6b7280;font-size:10px}.article-chart-value{fill:#374151;font-size:9.5px;font-weight:600}.article-chart-slice{fill:#fff;font-size:11px;font-weight:700;stroke:#00000059;stroke-width:2.5px;paint-order:stroke}.article-chart-legend{display:flex;flex-wrap:wrap;gap:8px 18px;margin:12px 0 0;padding:0;list-style:none;font-size:12.5px;color:#4b5563}.article-chart-legend li{display:flex;align-items:center;gap:7px}.article-chart-swatch{width:11px;height:11px;border-radius:3px;display:inline-block;flex-shrink:0}.article-ad{margin:28px 0;padding:20px;border:1px dashed #d1d5db;border-radius:.75rem;background:#fafafa}.article-ad img{margin-bottom:12px;border-radius:.5rem}.article-ad-title{font-weight:700;color:#111827;font-size:16px;margin:0}.article-ad-text{font-size:14px;color:#4b5563;margin:4px 0 0}.article-ad-cta{display:inline-flex;align-items:center;box-sizing:border-box;margin-top:12px;padding:8px 20px;border-radius:9999px;border:1px solid #e5e7eb;background:#fff;color:#111827;font-size:13px;font-weight:600;text-decoration:none;transition:background-color .15s ease,border-color .15s ease}.article-ad-cta:hover{background:#f9fafb;border-color:#d1d5db;color:#111827;text-decoration:none}@media(max-width:640px){.article-gallery-2,.article-gallery-3{grid-template-columns:1fr}.article-chart{padding:12px}}.click-effect{transition:transform .15s ease,background-color .2s ease,color .2s ease,opacity .2s ease}.click-effect:active{transform:scale(.97)}body.article-menu-open{overflow:hidden}.article-menu{opacity:0;transition:opacity .25s ease}.article-menu.is-open{opacity:1}.article-menu-panel{transform:translate(14%);transition:transform .38s cubic-bezier(.22,1,.36,1);will-change:transform}.article-menu.is-open .article-menu-panel{transform:translate(0)}.article-menu-item{opacity:0;transform:translateY(14px);transition:opacity .35s ease,transform .35s cubic-bezier(.22,1,.36,1)}.article-menu.is-open .article-menu-item{opacity:1;transform:translateY(0)}.article-menu.is-open .article-menu-item{transition-delay:.06s}.article-menu.is-open nav .article-menu-item:nth-child(1){transition-delay:.12s}.article-menu.is-open nav .article-menu-item:nth-child(2){transition-delay:.15s}.article-menu.is-open nav .article-menu-item:nth-child(3){transition-delay:.18s}.article-menu.is-open nav .article-menu-item:nth-child(4){transition-delay:.21s}.article-menu.is-open nav .article-menu-item:nth-child(5){transition-delay:.24s}.article-menu.is-open nav .article-menu-item:nth-child(6){transition-delay:.27s}.article-menu.is-open nav .article-menu-item:nth-child(7){transition-delay:.3s}.article-menu.is-open nav .article-menu-item:nth-child(8){transition-delay:.33s}.article-menu.is-open nav .article-menu-item:nth-child(9){transition-delay:.36s}.article-menu.is-open nav .article-menu-item:nth-child(10){transition-delay:.39s}.article-menu.is-open nav .article-menu-item:nth-child(11){transition-delay:.42s}.article-menu.is-open nav .article-menu-item:nth-child(12){transition-delay:.45s}.article-menu.is-open nav .article-menu-item:nth-child(n+13){transition-delay:.48s}.article-menu.is-open .article-menu-tail{transition-delay:.52s}.article-menu.is-open .article-menu-tail+.article-menu-tail{transition-delay:.56s}@media(prefers-reduced-motion:reduce){.article-menu,.article-menu-panel,.article-menu-item{transition-duration:.01ms;transition-delay:0ms}}