.circle-hub-page .breadcrumbs{color:var(--muted);flex-wrap:wrap;align-items:center;gap:.55rem;margin-bottom:1.25rem;font-size:.9rem;display:flex}.circle-hub-page .breadcrumbs a{color:var(--muted);font-size:inherit}.circle-hub-page .breadcrumbs [aria-current=page]{color:var(--ink)}.circle-hub-page .source-note{color:var(--muted);margin-top:1.1rem;font-size:.9rem;line-height:1.65}.circle-hub-page .reading-diagram{grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin:1.4rem 0 .5rem;display:grid}.circle-hub-page .diagram-card{border:1px solid var(--border);background:#141915;border-radius:8px;min-width:0;padding:1rem}.circle-hub-page .diagram-card h3{color:var(--green);margin-bottom:.45rem;font-size:1rem;font-weight:600}.circle-hub-page .diagram-card svg{width:100%;height:auto;margin:0 auto .65rem;display:block}.circle-hub-page .diagram-card p{font-size:.88rem;line-height:1.55}.circle-hub-page .diagram-line{fill:none;stroke:#8aab73;stroke-width:3px}.circle-hub-page .diagram-arrow{fill:#c5ee5c}.circle-hub-page .diagram-node{fill:#172018;stroke:#7b9151;stroke-width:2px}.circle-hub-page .diagram-node.focus{fill:#2e3e21;stroke:#c5ee5c}.circle-hub-page .diagram-card-panel{fill:#172018;stroke:#59654c;stroke-width:2px}.circle-hub-page .diagram-key,.circle-hub-page .diagram-role,.circle-hub-page .diagram-label,.circle-hub-page .diagram-signature,.circle-hub-page .diagram-caption{font-family:var(--studio-mono);text-anchor:middle}.circle-hub-page .diagram-key{fill:#eef2e7;font-size:26px;font-weight:700}.circle-hub-page .diagram-role,.circle-hub-page .diagram-signature{fill:#c5ee5c;font-size:18px;font-weight:700}.circle-hub-page .diagram-label,.circle-hub-page .diagram-caption{fill:#b8c7a9;font-size:18px}.circle-hub-page .diagram-caption{fill:#c5ee5c;letter-spacing:.03em;font-size:18px;font-weight:700}.circle-hub-page .worked-example{border:1px solid var(--border);background:var(--soft);border-radius:8px;margin:32px 0;padding:24px;scroll-margin-top:20px}.circle-hub-page .worked-example h2{letter-spacing:-.7px;font-size:25px;line-height:1.3}.circle-hub-page .worked-example p{color:#c8d0c1;max-width:820px;font-size:15px;line-height:1.75}.circle-hub-page .worked-example p:first-of-type{margin-top:.75rem}.circle-hub-page .example-label{color:var(--green);font:12px/1.5 var(--studio-mono);letter-spacing:.06em;text-transform:uppercase;margin-bottom:.55rem;display:inline-block}.circle-hub-page .example-steps{max-width:850px;padding-left:1.5rem}.circle-hub-page .example-steps li{color:#c8d0c1;margin:1.15rem 0;padding-left:.35rem;font-size:15px;line-height:1.75}.circle-hub-page .example-steps li::marker{color:var(--green);font-family:var(--studio-mono)}.circle-hub-page .check-list{border:1px solid var(--border);background:var(--soft);border-radius:8px;gap:0;margin-top:1rem;padding:0 1rem;display:grid}.circle-hub-page .check-list details{border-bottom:1px solid var(--border)}.circle-hub-page .check-list details:last-child{border-bottom:0}.circle-hub-page .check-list summary{min-height:54px;color:var(--ink);font-size:15px;font-weight:500}.circle-hub-page .check-list details p{max-width:820px;color:var(--muted);padding:0 0 .85rem;font-size:14px;line-height:1.75}.circle-hub-page .reference-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:1.2rem;display:grid}.circle-hub-page .reference-card{border:1px solid var(--studio-control);min-width:0;min-height:142px;color:var(--ink);background:#141915;border-radius:8px;flex-direction:column;gap:.65rem;padding:1rem;text-decoration:none;display:flex}.circle-hub-page .reference-card:hover{border-color:var(--green);background:#1d281b}.circle-hub-page .reference-card strong{color:var(--green);font-size:1rem;line-height:1.35}.circle-hub-page .reference-card span{color:var(--muted);font-size:.9rem;line-height:1.55}.circle-hub-page .source-section{margin-bottom:1rem}@media (max-width:760px){.circle-hub-page .reading-diagram,.circle-hub-page .reference-grid{grid-template-columns:1fr}.circle-hub-page .diagram-card{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);align-items:center;column-gap:1rem;display:grid}.circle-hub-page .diagram-card h3{grid-column:1/-1}.circle-hub-page .diagram-card svg{grid-row:span 2;margin-bottom:0}.circle-hub-page .diagram-card p{align-self:start}}@media (max-width:560px){.circle-hub-page .worked-example{padding:18px}.circle-hub-page .diagram-card{display:block}.circle-hub-page .diagram-card svg{margin-bottom:.6rem}.circle-hub-page .check-list{padding:0 .8rem}}