.reading-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.reading-card{background:#fff;border:1px solid #dfe9f7;border-radius:16px;flex-direction:column;min-width:0;padding:22px;transition:background .18s,border-color .18s;display:flex}.reading-card:hover{background:#f5f9ff;border-color:#a9c9f7}.reading-card-topic{letter-spacing:1px;color:#2869d8;font-size:9px;font-weight:600}.reading-card h3{letter-spacing:-.4px;margin:14px 0 10px;font-size:19px;font-weight:600;line-height:1.35}.reading-card p{color:#65758d;margin:0 0 20px;font-size:12px;line-height:1.8}.reading-card-link{color:#2869d8;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;font-size:11px;font-weight:600;display:flex}.reading-card-link .arrow-icon{width:15px;height:15px}.reading-grid-compact .reading-card{padding:18px}.reading-grid-compact h3{font-size:17px}.reading-grid-compact p{margin-bottom:16px;font-size:11px}.reading-section-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px;display:flex}.reading-section-heading h2{font-size:28px}.reading-home-preview{margin-top:28px}.reading-home-preview .reading-section-heading h2{font-size:24px}.reading-hub-intro{padding-top:32px;padding-bottom:28px}.reading-hub-intro h1{letter-spacing:-1.8px;font-size:clamp(36px,4vw,52px)}.reading-meta{color:#74849b;margin-top:16px;font-size:11px;line-height:1.8}.reading-hub-list{padding-bottom:32px}.reading-hub-note{padding-top:8px;padding-bottom:56px}.reading-hub-note h2{font-size:26px}.reading-hub-note p{color:#65758d;max-width:800px;font-size:14px;line-height:1.9}.reading-hub-note a{color:#2869d8;text-underline-offset:3px;text-decoration:underline}.research-guide .page-intro{padding-top:32px;padding-bottom:20px}.research-guide .page-intro h1{letter-spacing:-1.5px;max-width:820px;font-size:clamp(34px,3.7vw,48px);line-height:1.15}.research-guide .page-intro .lead{max-width:790px;font-size:16px;line-height:1.8}.research-guide .article-body{max-width:800px;padding-bottom:36px;font-size:15px;line-height:1.85}.research-guide .article-body h2{margin:34px 0 14px;font-size:27px;line-height:1.3}.research-guide .article-body h3{font-size:19px}.research-guide .article-body strong{font-weight:600}.research-guide .article-body .editorial-table{min-width:570px;font-size:13px;line-height:1.7}.research-guide .article-body .editorial-table-wrap{background:#fff}.research-guide .article-body .editorial-table th,.research-guide .article-body .editorial-table td{padding:14px}.research-guide .article-body .editorial-table tbody th{min-width:120px}.guide-example{background:#f3f7fe;border:1px solid #dce8f8;border-radius:16px;margin:24px 0;padding:22px}.guide-example h3{margin:0 0 12px!important}.guide-example p:last-child{margin-bottom:0}.guide-formula{color:#244a7e;overflow-wrap:anywhere;background:#fff;border:1px solid #dce8f8;border-radius:10px;margin:14px 0;padding:14px 16px;font-size:14px;line-height:1.8;display:block}.measurement-figure{background:#f1f6ff;border:1px solid #dce8f8;border-radius:16px;margin:24px 0;padding:18px}.measurement-figure svg{width:100%;height:auto;max-height:310px;display:block}.measurement-figure figcaption{color:#65758d;margin-top:10px;font-size:12px;line-height:1.7}.link-check-flow{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:24px 0;display:grid}.link-check-flow>div{background:#f3f7fe;border:1px solid #dce8f8;border-radius:12px;padding:16px}.link-check-flow span{color:#2869d8;font-size:10px;font-weight:600}.link-check-flow strong{margin:8px 0;font-size:15px;display:block}.link-check-flow p{margin:0;font-size:12px;line-height:1.7}.guide-sources{border-top:1px solid #dfe9f7;margin-top:32px;padding-top:6px}.guide-sources p,.guide-sources li{font-size:12px;line-height:1.8}.guide-faq details{border-bottom:1px solid #dfe9f7;padding:15px 0}.guide-faq summary{cursor:pointer;color:#172b4d;font-weight:600}.guide-faq p{margin-bottom:0}.reading-related{padding-bottom:56px}.article-reading-links{background:#f5f9ff;border:1px solid #dfe9f7;border-radius:12px;margin-top:28px;padding:18px;font-size:13px;line-height:1.8}.article-reading-links a{color:#2869d8;text-decoration:underline}@media (width<=900px){.reading-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.reading-grid-compact{grid-template-columns:1fr}.reading-grid-compact .reading-card{padding:18px}.reading-section-heading{align-items:flex-start}}@media (width<=560px){.reading-grid{grid-template-columns:1fr;gap:12px}.reading-card{padding:18px}.reading-card h3{font-size:19px}.reading-card p{font-size:13px}.reading-section-heading{display:block}.reading-section-heading>.text-link{margin-top:12px}.reading-hub-intro h1{font-size:36px}.research-guide .page-intro h1{letter-spacing:-1px;font-size:34px}.research-guide .page-intro .lead,.research-guide .article-body{font-size:14px}.research-guide .article-body h2{font-size:25px}.link-check-flow{grid-template-columns:1fr}.measurement-figure{padding:10px}.guide-example{padding:17px}.reading-related{padding-bottom:36px}}