.cb-ledger{background:var(--cb-paper);padding-bottom:40px}.cb-ledger__tower{background:linear-gradient(160deg,var(--cb-night) 0%,#1e40af 55%,var(--cb-blue) 100%);color:#fff;padding:28px 0 30px;border-bottom:4px solid var(--cb-signal)}.cb-ledger__tower-inner{min-width:0}.cb-ledger__tower-tag{margin:0 0 8px;font-size:11px;font-weight:800;color:#fcd34d;letter-spacing:0.08em}.cb-ledger__tower-title{margin:0 0 8px;font-size:clamp(1.5rem,3.2vw,2.1rem)}.cb-ledger__tower-lede{margin:0;font-size:14px;color:#bfdbfe;max-width:58ch}.cb-ledger__frame{padding:28px 0 0}.cb-ledger__layout{display:grid;grid-template-columns:minmax(200px,240px) minmax(0,1fr);gap:28px;align-items:start}.cb-ledger__rail{position:sticky;top:calc(var(--cb-helm-h) + 16px);padding:16px;background:#fff;border:2px solid var(--cb-night);border-radius:var(--cb-r);box-shadow:6px 6px 0 rgba(30,58,138,0.08);min-width:0}.cb-ledger__rail-k{margin:0 0 12px;font-size:11px;font-weight:800;color:var(--cb-blue-d)}.cb-ledger__rail-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.cb-ledger__rail-item a{display:flex;align-items:center;gap:8px;padding:9px 10px;border-radius:8px;text-decoration:none;font-size:13px;font-weight:700;color:var(--cb-ink);border:1px solid transparent}.cb-ledger__rail-item a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cb-line);flex-shrink:0}.cb-ledger__rail-item.is-active a{background:rgba(37,99,235,0.08);border-color:rgba(37,99,235,0.25);color:var(--cb-blue-d)}.cb-ledger__rail-item.is-active a::before{background:var(--cb-signal)}.cb-ledger__note{margin:12px 0 0;padding-top:12px;border-top:1px dashed var(--cb-line);font-size:12px;color:var(--cb-muted);line-height:1.55}.cb-ledger__plate{min-width:0;background:#fff;border:2px solid var(--cb-night);border-radius:var(--cb-r);box-shadow:var(--cb-shadow);overflow:hidden}.cb-ledger__plate-head{display:flex;align-items:center;flex-wrap:wrap;gap:10px 14px;padding:14px 22px;background:var(--cb-night);color:#fff;border-bottom:3px solid var(--cb-signal)}.cb-ledger__plate-badge{padding:4px 10px;border-radius:999px;font-size:10px;font-weight:800;background:rgba(245,158,11,0.2);color:#fcd34d;border:1px solid rgba(245,158,11,0.35)}.cb-ledger__plate-title{margin:0;font-size:1.05rem;font-weight:800}.cb-ledger__prose{padding:26px 30px 34px;line-height:1.75;font-size:15px}.cb-ledger__prose.section-desc h2,.cb-ledger__prose.section-desc h3{margin:1.5em 0 0.6em;font-weight:900;color:var(--cb-blue-d);border-bottom:2px solid var(--cb-line);padding-bottom:6px}.cb-ledger__prose.section-desc h2:first-child,.cb-ledger__prose.section-desc h3:first-child{margin-top:0}.cb-ledger__prose.section-desc p{margin:0 0 1em}.cb-ledger__prose.section-desc a{color:var(--cb-blue-d);font-weight:700}.cb-ledger__prose.section-desc img{max-width:100%;height:auto;border-radius:8px}.cb-ledger__dock{margin-top:28px;padding-top:18px;border-top:1px solid var(--cb-line);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.cb-ledger__dock-copy{margin:0;font-size:13px;color:var(--cb-muted)}.cb-ledger__dock-links{display:flex;flex-wrap:wrap;gap:8px}@media (max-width:900px){.cb-ledger__layout{grid-template-columns:1fr}.cb-ledger__rail{position:static}.cb-ledger__rail-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.cb-ledger__prose{padding:22px 18px 28px}.cb-ledger__dock{flex-direction:column;align-items:flex-start}}