.ckb-system{--system-ink:#342d27;--system-muted:#6e655b;--system-paper:#fbf8f1;--system-line:#d8cfbf;--system-accent:#f47721;--system-focus:#ffe36e;max-width:1440px;margin:0 auto;padding:clamp(24px,4vw,64px);color:var(--system-ink)}
.ckb-system__hero{max-width:1050px;margin-bottom:clamp(28px,5vw,60px)}
.ckb-system__eyebrow{margin:0 0 10px;color:#765f32;font-size:.78rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
.ckb-system__hero h1{max-width:1000px;margin:0;font-size:clamp(2.2rem,5vw,4.8rem);line-height:.98;letter-spacing:-.045em}
.ckb-system__hero>p:not(.ckb-system__eyebrow){max-width:900px;font-size:clamp(1.05rem,1.7vw,1.35rem);line-height:1.6}
.ckb-system__status{margin-top:24px;padding:16px 18px;border:1px solid #c5b999;border-left:6px solid var(--system-accent);border-radius:12px;background:#f5efdf}
.ckb-system__layout{display:grid;grid-template-columns:minmax(220px,300px) minmax(0,900px);gap:clamp(28px,5vw,72px);align-items:start}
.ckb-system__rail{position:sticky;top:100px;max-height:calc(100vh - 120px);overflow:auto;padding:18px;border:1px solid var(--system-line);border-radius:16px;background:var(--system-paper)}
.ckb-system__toc-toggle{display:none;width:100%;padding:12px;border:1px solid var(--system-line);border-radius:9px;background:#fff;color:var(--system-ink);font:inherit;font-weight:800;text-align:left}
.ckb-system__toc{display:grid;gap:2px}.ckb-system__toc a{display:block;padding:7px 9px;border-left:3px solid transparent;border-radius:5px;color:var(--system-muted);font-size:.84rem;line-height:1.3;text-decoration:none}
.ckb-system__toc a:hover,.ckb-system__toc a:focus-visible,.ckb-system__toc a[aria-current="location"]{border-left-color:var(--system-accent);background:#fff;color:var(--system-ink);outline:none}
.ckb-system__body{min-width:0;font-size:1.04rem;line-height:1.72}.ckb-system__body>.ckb-system__section{scroll-margin-top:110px;margin:0 0 46px;padding:0 0 42px;border-bottom:1px solid var(--system-line);outline:none}
.ckb-system__section h2{margin-top:0;font-size:clamp(1.65rem,3vw,2.6rem);line-height:1.1;letter-spacing:-.025em}.ckb-system__body p,.ckb-system__body li{max-width:78ch}.ckb-system__body li+li{margin-top:.55em}
.ckb-system__answer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:24px 0}.ckb-system__answer-grid>a{display:flex;min-height:138px;flex-direction:column;justify-content:space-between;gap:14px;padding:20px;border:1px solid var(--system-line);border-radius:14px;background:#fff;color:var(--system-ink);text-decoration:none;box-shadow:0 7px 20px #3f351c0d;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.ckb-system__answer-grid>a:hover,.ckb-system__answer-grid>a:focus-visible{border-color:var(--system-accent);outline:3px solid #f4772140;outline-offset:2px;box-shadow:0 10px 24px #3f351c18;transform:translateY(-2px)}.ckb-system__answer-grid strong{font-size:1.12rem;line-height:1.25}.ckb-system__answer-grid span{color:var(--system-muted);font-size:.96rem;line-height:1.5}
.ckb-system__answer-links{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 26px}.ckb-system__answer-links a{padding:10px 14px;border:1px solid var(--system-line);border-radius:999px;background:#fff;color:var(--system-ink);font-weight:750;text-decoration:none}.ckb-system__answer-links a:hover,.ckb-system__answer-links a:focus-visible{border-color:var(--system-accent);outline:3px solid #f4772140;outline-offset:2px}
.ckb-system__focus-banner{position:sticky;z-index:2;top:88px;margin-bottom:22px;padding:12px 14px;border:2px solid #8b7100;border-radius:10px;background:var(--system-focus);color:#241f16;box-shadow:0 8px 24px #2f291d24}.ckb-system__focus-banner span{display:block}.ckb-system__focus-banner button{margin-top:8px;border:0;background:transparent;color:inherit;font:inherit;font-weight:800;text-decoration:underline;cursor:pointer}
.ckb-system__section.is-system-focus{padding:22px;border:3px solid #8b7100;border-left-width:9px;border-radius:14px;background:var(--system-focus);box-shadow:0 10px 30px #3f351c20;transition:background-color .35s ease,box-shadow .35s ease}.ckb-system__section.is-system-focus-persistent{border-left:6px solid #a88900;padding-left:18px;background:#fff8c9}
@media(max-width:900px){.ckb-system{padding:22px 16px}.ckb-system__layout{display:block}.ckb-system__rail{position:relative;top:auto;max-height:none;margin-bottom:28px;overflow:visible}.ckb-system__toc-toggle{display:block}.ckb-system__toc{display:none;margin-top:10px;max-height:55vh;overflow:auto}.ckb-system__toc.is-open{display:grid}.ckb-system__focus-banner{top:72px}.ckb-system__body>.ckb-system__section{scroll-margin-top:88px}.ckb-system__section.is-system-focus{padding:16px}.ckb-system__answer-grid{grid-template-columns:1fr}.ckb-system__answer-grid>a{min-height:0}.ckb-system__answer-links{display:grid}.ckb-system__answer-links a{border-radius:10px}}
@media(prefers-reduced-motion:reduce){.ckb-system__section.is-system-focus{transition:none}}
@media print{.ckb-system__rail,.ckb-system__focus-banner,.ckb-native__crumbs,.ckb-system__status{display:none!important}.ckb-system{max-width:none;padding:0}.ckb-system__layout{display:block}.ckb-system__body>.ckb-system__section{break-inside:avoid-page}.ckb-system__body a{color:#000;text-decoration:none}.ckb-system__body a[href^="http"]::after{content:" (" attr(href) ")";font-size:.75em}}