.cgc-supporting-page :is(h2,h3){scroll-margin-top:25px}.cgc-supporting-page .cgc-renew-page{overflow-wrap:anywhere}.cgc-supporting-page .cgc-renew-prose>p{max-width:78ch}.cgc-supporting-page .cgc-renew-prose>ul{padding-left:22px;margin-left:0}.cgc-supporting-page .cgc-renew-prose li{margin-bottom:10px}.cgc-supporting-page .cgc-renew-section{margin-bottom:28px}.cgc-supporting-page .cgc-renew-image img{border-radius:12px}.cgc-supporting-page .cgc-renew-button{background:#176f87;padding:12px 20px}.cgc-supporting-page :is(a,summary):focus-visible{outline:3px solid #1f9ab6;outline-offset:4px}
.cgc-live-card{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:30px;align-items:center;padding:30px;background:#fff;border:1px solid #d5e5ed;border-radius:14px}.cgc-live-card h2{margin-top:0}.cgc-live-card p{max-width:56ch}.cgc-live-card figure{margin:0}.cgc-live-card img{display:block;width:100%;height:auto;border-radius:10px}.cgc-live-note{font-size:14px;color:#526e7e;margin-top:20px}.cgc-supporting-page .cgc-live-card .cgc-renew-button{color:#fff}
@media(max-width:650px){.cgc-support-toc nav{grid-template-columns:1fr}.cgc-support-links{gap:12px 18px}.cgc-live-card{grid-template-columns:1fr;padding:23px;gap:24px}.cgc-live-card h2{font-size:26px}.cgc-support-links a{font-size:13px}}

.cgc-challenge-collection #primary{width:100%}.cgc-challenge-layout{display:grid;grid-template-columns:225px minmax(0,1fr);gap:28px;align-items:start}.cgc-challenge-sidebar{position:sticky;top:24px;padding:20px 14px;background:white;border:1px solid #d5e5ed;border-radius:12px}.cgc-challenge-sidebar .cgc-challenge-kicker{font-size:10px;font-weight:700;letter-spacing:1.4px;color:#527383;margin:0 10px 12px}.cgc-challenge-sidebar nav a{display:block;padding:11px 12px;border-radius:6px;color:#31566c;font-size:14px;line-height:1.4;text-decoration:none}.cgc-challenge-sidebar nav a:hover{background:#f0f8fc}.cgc-challenge-sidebar nav a[aria-current=page]{background:#e4f3fa;border-left:3px solid #1f9ab6;color:#155a71;font-weight:600}.cgc-challenge-sidebar .cgc-challenge-forum{display:block;border-top:1px solid #dce8ef;padding:18px 10px 2px;margin-top:14px;color:#176f87;font-size:13px;text-decoration:none}.cgc-challenge-content{min-width:0}.cgc-challenge-content .cgc-renew-page{font-size:16px}.cgc-challenge-directory>h2{font:32px/1.2 Georgia,serif;color:#123749;margin:0 0 14px}.cgc-challenge-directory>p{font-size:15px;line-height:1.7;color:#526f7e;margin-bottom:22px}.cgc-challenge-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-bottom:32px}.cgc-challenge-cards>a{display:flex;flex-direction:column;padding:24px;border:1px solid #d5e5ed;background:linear-gradient(145deg,#fff 65%,#eff8fc);border-radius:12px;text-decoration:none}.cgc-challenge-cards>a:hover{border-color:#1f9ab6}.cgc-challenge-cards h3{font-size:22px;color:#123749;margin:0 0 12px}.cgc-challenge-cards p{font-size:14px;line-height:1.65;color:#526e7e;margin:0 0 20px}.cgc-challenge-cards span{font-size:13px;font-weight:600;color:#176f87;margin-top:auto}.cgc-challenge-about{padding:28px;background:white;border:1px solid #d5e5ed;border-radius:12px}.cgc-challenge-collection .cgc-renew-row{gap:24px}.cgc-challenge-collection .cgc-renew-prose>p{max-width:75ch}.cgc-challenge-collection .cgc-renew-column{min-width:0}.cgc-challenge-collection .entry-content iframe{max-width:100%}.cgc-challenge-collection a:focus-visible{outline:3px solid #1f9ab6;outline-offset:4px}
@media(max-width:900px){.cgc-challenge-layout{grid-template-columns:1fr}.cgc-challenge-sidebar{position:static}.cgc-challenge-sidebar nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 10px}.cgc-challenge-sidebar .cgc-challenge-kicker{grid-column:1/-1}.cgc-challenge-sidebar .cgc-challenge-forum{padding-top:12px}.cgc-challenge-about{padding:22px}}
@media(max-width:550px){.cgc-challenge-cards{grid-template-columns:1fr}.cgc-challenge-cards>a{padding:22px}.cgc-challenge-sidebar nav a{font-size:13px;padding:10px}.cgc-challenge-collection .cgc-renew-row{display:block}.cgc-challenge-collection .cgc-renew-column{width:100%;max-width:100%}}
.cgc-challenge-collection .entry-header{padding:30px 34px;margin-bottom:26px;border-radius:14px;background:radial-gradient(ellipse at 100% 0%,#1f9ab6 0%,#0d2537 85%)}.cgc-challenge-collection .entry-header .entry-title{font:clamp(30px,3.3vw,42px)/1.2 Georgia,serif;color:#fff;margin:0}.cgc-challenge-collection .entry-header .entry-meta,.cgc-challenge-collection .entry-header .entry-meta a{color:#fff}@media(max-width:650px){.cgc-challenge-collection .entry-header{padding:24px 22px}}

/* Reusable challenge instructions and clearly labelled archives. */
.cgc-challenge-run-note,.cgc-challenge-past-resources{padding:22px 26px;border:1px solid #dce5e9;border-radius:12px;background:#fff;margin:0 0 28px}
.cgc-challenge-run-note h2{font-size:23px;margin:0 0 10px}.cgc-challenge-run-note p:last-child{margin-bottom:0}