.ckw-site{--ckw-ink:#1b1b1f;--ckw-muted:#5b5b63;--ckw-dim:#8a8a92;--ckw-border:rgba(0,0,0,.08);--ckw-surface:#f7f7f9;--ckw-accent:#d2322d;color:var(--ckw-ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#fff}.ckw-wrap{max-width:1080px;margin:0 auto;padding:0 18px}.ckw-main{padding-top:20px;padding-bottom:64px}.ckw-article-head h1{font-size:28px;font-weight:800;margin:10px 0 8px;line-height:1.25}.ckw-summary{color:var(--ckw-muted);font-size:15px}.ckw-meta{font-size:13px}.ckw-crumbs,.ckw-dim,.ckw-meta{color:var(--ckw-dim)}.ckw-crumbs{font-size:12.5px;margin-bottom:6px}.ckw-crumbs a{color:var(--ckw-dim);text-decoration:none}.ckw-crumbs span[aria-hidden]{margin:0 4px}.ckw-content{margin-top:8px}.ckw-content img{max-width:100%;height:auto;border-radius:8px}.ckw-content table{width:100%;border-collapse:collapse}.ckw-content td,.ckw-content th{border:1px solid var(--ckw-border);padding:6px 10px}.ckw-terms{margin-top:28px;padding-top:14px;border-top:1px solid var(--ckw-border);font-size:13px;color:var(--ckw-muted)}.ckw-terms a{color:var(--ckw-accent)}.ckw-list{list-style:none;padding:0;margin:14px 0}.ckw-list li{padding:14px 0;border-bottom:1px solid var(--ckw-border)}.ckw-list li a{font-weight:700;color:var(--ckw-ink);text-decoration:none;font-size:16px}.ckw-list li time{display:block;color:var(--ckw-dim);font-size:12px;margin-top:2px}.ckw-list li p{color:var(--ckw-muted);font-size:14px;margin:4px 0 0}.ckw-faq{margin-top:28px}.ckw-faq h2{font-size:18px;font-weight:800;margin-bottom:10px}.ckw-faq details{border:1px solid var(--ckw-border);border-radius:10px;padding:10px 14px;margin-bottom:8px;background:var(--ckw-surface)}.ckw-faq summary{font-weight:600;cursor:pointer}.ckw-nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:10px 18px;background:#fff;border-bottom:1px solid var(--ckw-border)}.ckw-nav a{text-decoration:none;color:var(--ckw-ink);font-weight:800}.ckw-nav-menu{display:flex;gap:4px 16px;overflow-x:auto;white-space:nowrap;margin-left:18px;scrollbar-width:none}.ckw-nav-menu a{font-size:13.5px;font-weight:600;color:var(--ckw-muted);padding:4px 0;border-bottom:2px solid transparent;transition:color .15s ease,border-color .15s ease}.ckw-nav-menu a:hover{color:var(--ckw-accent);border-bottom-color:var(--ckw-accent)}.ckw-footer{border-top:1px solid var(--ckw-border);padding:22px 0 36px;font-size:13px;color:var(--ckw-dim)}.ckw-browse{display:flex;flex-wrap:wrap;gap:10px 14px;margin-bottom:10px}.ckw-browse a{color:var(--ckw-muted);text-decoration:none;font-size:12.5px}.ckw-testlinks{font-size:11px;color:var(--ckw-dim);text-align:center;padding:4px 0;background:var(--ckw-surface)}