.hub{padding-top:26px}.breadcrumb{font-size:11px;color:#666}.hub-intro{padding:36px 0 28px;max-width:900px}.hub h1{font-size:clamp(30px,4.4vw,49px);line-height:1.55;letter-spacing:-1.5px;margin:18px 0}.lead{font-size:15px;color:#555}.hub .meta{flex-wrap:wrap}.hub-cover{display:block;width:100%;height:auto;border:1px solid #eee}.hub-columns{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:64px;margin:46px 0 72px}.hub-body{min-width:0}.hub-body p,.hub-body li{font-size:14px}.hub-body a{text-decoration:underline;text-underline-offset:4px}.hub-body section{scroll-margin-top:24px;margin-top:45px}.hub-body h2{font-size:24px;line-height:1.6;border-bottom:1px solid;padding-bottom:14px;margin:0 0 24px}.hub-body h3{font-size:18px;margin-top:30px}.summary-box{border:1px solid;padding:26px}.summary-box p:last-child{margin-bottom:0}.journey{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:24px}.journey a{border:1px solid #ddd;padding:18px 12px;text-decoration:none}.journey a:hover{background:#fafafa}.journey span{display:block;font-size:9px;letter-spacing:1px}.journey strong{display:block;font-size:13px;margin-top:8px}.note{border-left:2px solid;padding:18px 22px;background:#fafafa;margin-top:24px}.note p{margin:8px 0 0}.hub-steps{padding-left:24px}.hub-steps li{padding:10px 0}.hub-steps p{margin:6px 0 0;color:#555}.table-scroll{overflow-x:auto}.table-scroll table{min-width:420px}.table-scroll caption{text-align:left;margin-bottom:10px;font-size:12px;color:#666}.hub-sidebar nav{display:flex;flex-direction:column;gap:0}.hub-sidebar nav a{border-bottom:1px solid #ddd;padding:12px 0}.hub-sidebar section{margin-bottom:32px}.next-topics{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:16px}.next-topics li{border:1px solid #ddd;padding:20px}.next-topics strong,.next-topics span,.next-topics a{display:block}.next-topics span{font-size:10px;color:#666;margin:8px 0}.next-topics a{font-size:12px}.sources p,.sources li{font-size:12px}.author-box{border:1px solid #ddd;padding:26px;margin-top:36px}.author-box>strong{font-size:22px}.author-box a{font-size:12px}@media(max-width:800px){.hub-columns{grid-template-columns:1fr;gap:38px}.hub h1{letter-spacing:-.6px}.hub-sidebar{border-top:1px solid;padding-top:30px}.hub-body h2{font-size:22px}}@media(max-width:480px){.journey,.next-topics{grid-template-columns:1fr}.journey a{padding:14px}.hub-intro{padding-top:28px}.hub-columns{margin-top:28px}.summary-box{padding:20px}}