/* Follow Up Ace — Support / Help Center. Generated by build-support-kb.mjs.
   Brand system: indigo #4f46e5 primary (NEVER coral for links), slate surfaces,
   DM Sans body / Satoshi display. Amber #f59e0b for warnings only. */
:root{
  --kb-indigo:#4f46e5; --kb-indigo-dark:#4338ca; --kb-indigo-soft:#eef0ff; --kb-indigo-ring:rgba(79,70,229,.25);
  --kb-ink:#0f172a; --kb-body:#334155; --kb-mute:#64748b; --kb-faint:#94a3b8;
  --kb-line:#e2e8f0; --kb-line-soft:#eef1f6; --kb-paper:#ffffff; --kb-paper-alt:#f8fafc;
  --kb-navy:#0a0e1a; --kb-purple:#6d5ef5; --kb-amber:#f59e0b; --kb-green:#16a34a;
  --kb-font:'DM Sans',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --kb-disp:'Satoshi','DM Sans',system-ui,sans-serif; --kb-mono:'Space Mono',ui-monospace,monospace;
  --kb-radius:14px; --kb-shadow:0 1px 2px rgba(15,23,42,.04),0 12px 32px rgba(15,23,42,.06);
  --kb-maxw:1120px;
}
*{box-sizing:border-box}
.kb{margin:0;font-family:var(--kb-font);color:var(--kb-body);background:var(--kb-paper);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.kb a{color:var(--kb-indigo);text-decoration:none}
.kb a:hover{color:var(--kb-indigo-dark);text-decoration:underline}
.kb h1,.kb h2,.kb h3,.kb h4{font-family:var(--kb-disp);color:var(--kb-ink);letter-spacing:-.02em;line-height:1.2}
.kb img{max-width:100%;height:auto}
.kb kbd{font-family:var(--kb-mono);font-size:.8em;background:#fff;border:1px solid var(--kb-line);border-bottom-width:2px;border-radius:5px;padding:1px 6px;color:var(--kb-ink)}

/* topbar */
.kb-topbar{position:sticky;top:0;z-index:70;background:rgba(255,255,255,.86);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--kb-line)}
.kb-topbar-inner{max-width:var(--kb-maxw);margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:20px}
.kb-brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.kb-brand:hover{text-decoration:none}
.kb-brand .kb-brand-logo{height:26px;width:auto;max-width:none}
.kb-brand-tag{font-family:var(--kb-disp);font-weight:700;font-size:.9rem;color:var(--kb-ink);border-left:1px solid var(--kb-line);padding-left:10px}
.kb-topnav{margin-left:auto;display:flex;align-items:center;gap:18px}
.kb-topnav-link{font-size:.85rem;color:var(--kb-mute);white-space:nowrap}
.kb-topsearch{position:relative;display:flex;align-items:center}
.kb-topsearch-ic{position:absolute;left:11px;width:16px;height:16px;color:var(--kb-faint);pointer-events:none;display:flex}
.kb-topsearch input{width:230px;max-width:40vw;padding:8px 12px 8px 34px;border:1px solid var(--kb-line);border-radius:99px;font-family:var(--kb-font);font-size:.85rem;background:var(--kb-paper-alt);color:var(--kb-ink)}
.kb-topsearch input:focus{outline:none;border-color:var(--kb-indigo);box-shadow:0 0 0 3px var(--kb-indigo-ring);background:#fff}

/* search results dropdown */
.kb-search-results{position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;border:1px solid var(--kb-line);border-radius:12px;box-shadow:var(--kb-shadow);max-height:min(70vh,440px);overflow-y:auto;z-index:90;padding:6px}
.kb-topsearch .kb-search-results{width:340px;left:auto;right:0}
.kb-sr-item{display:block;padding:10px 12px;border-radius:8px;color:var(--kb-ink)}
.kb-sr-item:hover,.kb-sr-item.is-active{background:var(--kb-indigo-soft);text-decoration:none}
.kb-sr-item strong{display:block;font-family:var(--kb-disp);font-size:.92rem;font-weight:600}
.kb-sr-item small{color:var(--kb-mute);font-size:.78rem}
.kb-sr-item mark{background:transparent;color:var(--kb-indigo-dark);font-weight:700;padding:0}
.kb-sr-cat{font-family:var(--kb-mono);font-size:.62rem;text-transform:uppercase;letter-spacing:.08em;color:var(--kb-indigo);margin-bottom:2px;display:block}
.kb-sr-empty{padding:16px;color:var(--kb-mute);font-size:.86rem;text-align:center}

/* hero */
.kb-hero{position:relative;background:linear-gradient(160deg,#0a0e1a 0%,#141a2e 55%,#1c1740 100%);color:#fff;padding:88px 24px 92px}
.kb-hero::before{content:"";position:absolute;inset:0;background:var(--kb-hero-img) center/cover no-repeat;opacity:.34;mix-blend-mode:screen}
.kb-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(900px 380px at 50% -10%,rgba(79,70,229,.4),transparent 60%)}
.kb-hero-inner{position:relative;z-index:2;max-width:760px;margin:0 auto;text-align:center}
.kb-eyebrow{font-family:var(--kb-mono);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.16em;color:#a5b4fc}
.kb-hero h1{color:#fff;font-size:clamp(2.1rem,4.6vw,3.1rem);font-weight:800;margin:16px 0 14px}
.kb-hero p{color:rgba(255,255,255,.76);font-size:1.08rem;max-width:600px;margin:0 auto 28px}
.kb-hero-search{position:relative;max-width:600px;margin:0 auto;z-index:5}
.kb-hero-search-ic{position:absolute;left:18px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--kb-faint);display:flex}
.kb-hero-search input{width:100%;padding:17px 20px 17px 50px;border:none;border-radius:14px;font-family:var(--kb-font);font-size:1rem;box-shadow:0 12px 40px rgba(0,0,0,.28);color:var(--kb-ink)}
.kb-hero-search input:focus{outline:none;box-shadow:0 0 0 4px var(--kb-indigo-ring),0 12px 40px rgba(0,0,0,.3)}
.kb-hero-search .kb-search-results{text-align:left}
.kb-hero-hint{margin-top:16px !important;font-size:.82rem;color:rgba(255,255,255,.5)}
.kb-hero-hint kbd{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.2);color:#fff}

/* main */
.kb-main{max-width:var(--kb-maxw);margin:0 auto;padding:64px 24px}
.kb-main--narrow{max-width:820px}
.kb-section{margin-bottom:56px}
.kb-section-title{font-size:1.4rem;font-weight:700;margin:0 0 22px}

/* category grid */
.kb-cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.kb-cat-card{display:flex;flex-direction:column;gap:8px;padding:26px;background:#fff;border:1px solid var(--kb-line);border-radius:var(--kb-radius);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}
.kb-cat-card:hover{transform:translateY(-3px);box-shadow:var(--kb-shadow);border-color:var(--kb-indigo);text-decoration:none}
.kb-cat-ic{width:44px;height:44px;border-radius:11px;background:var(--kb-indigo-soft);color:var(--kb-indigo);display:flex;align-items:center;justify-content:center;margin-bottom:6px}
.kb-cat-ic svg{width:24px;height:24px}
.kb-cat-card h3{font-size:1.1rem;font-weight:700;margin:0;color:var(--kb-ink)}
.kb-cat-card p{margin:0;font-size:.9rem;color:var(--kb-mute)}
.kb-cat-count{margin-top:auto;font-family:var(--kb-mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--kb-indigo);padding-top:8px}

/* featured cards */
.kb-feat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.kb-feat-card{display:flex;flex-direction:column;gap:8px;padding:24px;background:var(--kb-paper-alt);border:1px solid var(--kb-line);border-radius:var(--kb-radius);transition:transform .16s ease,box-shadow .16s ease}
.kb-feat-card:hover{transform:translateY(-3px);box-shadow:var(--kb-shadow);text-decoration:none}
.kb-feat-cat{font-family:var(--kb-mono);font-size:.62rem;text-transform:uppercase;letter-spacing:.08em;color:var(--kb-indigo)}
.kb-feat-card h3{font-size:1.05rem;font-weight:700;margin:0;color:var(--kb-ink)}
.kb-feat-card p{margin:0;font-size:.88rem;color:var(--kb-mute)}
.kb-feat-go{margin-top:auto;display:inline-flex;align-items:center;gap:5px;font-weight:600;font-size:.85rem;color:var(--kb-indigo)}
.kb-feat-go svg{width:16px;height:16px}

/* cta */
.kb-cta{background:linear-gradient(135deg,#4f46e5,#6d5ef5);border-radius:20px;padding:2px}
.kb-cta-inner{background:linear-gradient(135deg,#4f46e5,#6d5ef5);border-radius:18px;padding:44px;text-align:center;color:#fff}
.kb-cta h2{color:#fff;margin:0 0 8px}
.kb-cta p{margin:0 0 22px;color:rgba(255,255,255,.85)}
.kb-btn{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--kb-indigo-dark);font-family:var(--kb-disp);font-weight:700;font-size:.95rem;padding:13px 26px;border-radius:11px;border:none;cursor:pointer;transition:transform .14s ease}
.kb-btn:hover{transform:translateY(-2px);text-decoration:none;color:var(--kb-indigo-dark)}
.kb-btn--sm,.kb a.kb-btn--sm{padding:9px 16px;font-size:.85rem;background:var(--kb-indigo);color:#fff}
.kb-btn--sm:hover,.kb a.kb-btn--sm:hover{color:#fff;background:var(--kb-indigo-dark)}

/* category hub */
.kb-cathero{background:linear-gradient(160deg,#0a0e1a,#161a30);color:#fff;padding:56px 24px;position:relative}
.kb-cathero--img::before{content:"";position:absolute;inset:0;background:var(--kb-hero-img) center/cover no-repeat;opacity:.3;mix-blend-mode:screen}
.kb-cathero-inner{position:relative;z-index:2;max-width:820px;margin:0 auto}
.kb-cathero-ic{display:inline-flex;width:52px;height:52px;border-radius:13px;background:rgba(255,255,255,.1);color:#a5b4fc;align-items:center;justify-content:center;margin:14px 0 12px}
.kb-cathero-ic svg{width:28px;height:28px}
.kb-cathero h1{color:#fff;font-size:clamp(1.8rem,4vw,2.6rem);margin:0 0 10px}
.kb-cathero p{color:rgba(255,255,255,.74);font-size:1.05rem;max-width:560px;margin:0}
.kb-breadcrumb{display:flex;align-items:center;gap:7px;font-size:.82rem;color:rgba(255,255,255,.6);flex-wrap:wrap}
.kb-breadcrumb a{color:rgba(255,255,255,.82)}
.kb-breadcrumb svg{width:14px;height:14px;opacity:.5}
.kb-category .kb-breadcrumb{color:rgba(255,255,255,.6)}

/* folder + article lists */
.kb-folder{margin-bottom:40px}
.kb-folder-title{font-size:1.15rem;font-weight:700;padding-bottom:10px;border-bottom:1px solid var(--kb-line);margin:0 0 6px}
.kb-art-list{list-style:none;margin:0;padding:0}
.kb-art-list li{border-bottom:1px solid var(--kb-line-soft)}
.kb-art-list a{display:flex;align-items:center;gap:14px;padding:16px 8px;color:var(--kb-ink);border-radius:10px}
.kb-art-list a:hover{background:var(--kb-paper-alt);text-decoration:none;padding-left:14px}
.kb-art-ic{flex-shrink:0;width:34px;height:34px;border-radius:9px;background:var(--kb-indigo-soft);color:var(--kb-indigo);display:flex;align-items:center;justify-content:center}
.kb-art-ic svg{width:18px;height:18px}
.kb-art-meta{display:flex;flex-direction:column;gap:2px;min-width:0}
.kb-art-meta strong{font-family:var(--kb-disp);font-weight:600;font-size:.98rem}
.kb-art-meta span{font-size:.84rem;color:var(--kb-mute);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kb-art-go{margin-left:auto;color:var(--kb-faint)}
.kb-art-go svg{width:18px;height:18px}
.kb-back{margin-top:20px}
.kb-back a{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:.9rem}
.kb-back svg{width:16px;height:16px;transform:rotate(180deg)}

/* article */
.kb-article-wrap{max-width:var(--kb-maxw);margin:0 auto;padding:36px 24px 72px}
.kb-article-grid{display:grid;grid-template-columns:minmax(0,1fr) 288px;gap:56px;align-items:start}
.kb-article-main{min-width:0}
.kb-article-main .kb-breadcrumb{color:var(--kb-mute);margin-bottom:22px}
.kb-article-main .kb-breadcrumb a{color:var(--kb-indigo)}
.kb-article-main .kb-breadcrumb span{color:var(--kb-mute)}
.kb-article-main .kb-breadcrumb svg{color:var(--kb-faint);opacity:1}
.kb-doc-head h1{font-size:clamp(1.7rem,3.4vw,2.35rem);margin:0 0 8px}
.kb-doc-updated{font-size:.8rem;color:var(--kb-faint);margin:0 0 8px}
.kb-doc-body{font-size:1.02rem;color:var(--kb-body)}
.kb-doc-body h2{font-size:1.42rem;font-weight:700;margin:2.2em 0 .6em;scroll-margin-top:88px;padding-top:.2em}
.kb-doc-body h3{font-size:1.14rem;font-weight:700;margin:1.6em 0 .5em;scroll-margin-top:88px}
.kb-doc-body p{margin:0 0 1.1em}
.kb-doc-body ul,.kb-doc-body ol{margin:0 0 1.3em;padding-left:1.35em}
.kb-doc-body li{margin:.4em 0}
.kb-doc-body ol{counter-reset:kbstep}
.kb-doc-body strong{color:var(--kb-ink);font-weight:600}
.kb-doc-body a{text-decoration:underline;text-underline-offset:2px;text-decoration-color:var(--kb-indigo-ring)}
.kb-doc-body a:hover{text-decoration-color:var(--kb-indigo)}
.kb-doc-body table{width:100%;border-collapse:collapse;margin:0 0 1.4em;font-size:.94rem;display:block;overflow-x:auto}
.kb-doc-body th,.kb-doc-body td{border:1px solid var(--kb-line);padding:9px 13px;text-align:left;vertical-align:top}
.kb-doc-body thead th{background:var(--kb-paper-alt);font-family:var(--kb-disp);font-weight:700;color:var(--kb-ink)}
.kb-doc-body code{font-family:var(--kb-mono);font-size:.86em;background:var(--kb-paper-alt);border:1px solid var(--kb-line);border-radius:5px;padding:1px 6px;color:var(--kb-indigo-dark)}
/* screenshot figures */
.kb-shot{margin:1.6em 0}
.kb-shot img{width:100%;border:1px solid var(--kb-line);border-radius:12px;box-shadow:0 6px 24px rgba(15,23,42,.08)}
.kb-shot figcaption{color:var(--kb-mute);font-size:.82rem;margin-top:8px;text-align:center;font-style:italic}
/* callouts (indigo Note / amber Heads up) rendered from inline-styled divs already; harmonize */
.kb-doc-body div[style*="border-left"]{font-size:.96rem;border-radius:8px !important}
/* related list */
.kb-doc-body #related-articles{font-size:1.2rem;border-top:1px solid var(--kb-line);padding-top:1.4em;margin-top:2.4em}

/* flow diagram */
.kb-flow{margin:1.8em 0;padding:24px;background:var(--kb-paper-alt);border:1px solid var(--kb-line);border-radius:14px;display:flex;flex-direction:column;align-items:stretch}
.kb-flow-step{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--kb-line);border-left:3px solid var(--kb-indigo);border-radius:10px;padding:14px 16px}
.kb-flow-step--warn{border-left-color:var(--kb-amber)}
.kb-flow-step--ok{border-left-color:var(--kb-green)}
.kb-flow-num{flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--kb-indigo);color:#fff;font-family:var(--kb-disp);font-weight:700;font-size:.82rem;display:flex;align-items:center;justify-content:center}
.kb-flow-step--warn .kb-flow-num{background:var(--kb-amber)}
.kb-flow-step--ok .kb-flow-num{background:var(--kb-green)}
.kb-flow-body{display:flex;flex-direction:column;gap:2px}
.kb-flow-body strong{font-family:var(--kb-disp);color:var(--kb-ink);font-size:.98rem}
.kb-flow-body span{font-size:.86rem;color:var(--kb-mute)}
.kb-flow-arrow{width:20px;height:20px;color:var(--kb-indigo);align-self:center;margin:5px 0;opacity:.7}
.kb-flow figcaption{margin-top:12px;font-size:.82rem;color:var(--kb-mute);font-style:italic;text-align:center}

/* TOC */
.kb-article-side{position:sticky;top:88px;align-self:start;max-height:calc(100vh - 104px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin}
.kb-toc-title{font-family:var(--kb-mono);font-size:.66rem;text-transform:uppercase;letter-spacing:.1em;color:var(--kb-faint);display:block;margin-bottom:12px}
.kb-toc ul{list-style:none;margin:0;padding:0;border-left:2px solid var(--kb-line)}
.kb-toc li{margin:0}
.kb-toc a{display:block;padding:5px 0 5px 14px;margin-left:-2px;border-left:2px solid transparent;font-size:.86rem;color:var(--kb-mute)}
.kb-toc a:hover{color:var(--kb-indigo);text-decoration:none}
.kb-toc a.is-active{color:var(--kb-indigo);border-left-color:var(--kb-indigo);font-weight:600}
/* inline TOC (mobile, in-flow) */
.kb-doc>.kb-toc:not(.kb-toc--rail){background:var(--kb-paper-alt);border:1px solid var(--kb-line);border-radius:12px;padding:16px 18px;margin:0 0 28px}
.kb-doc>.kb-toc:not(.kb-toc--rail) ul{border-left:none}
.kb-doc>.kb-toc:not(.kb-toc--rail) a{padding-left:0;border-left:none}

/* sidebar blocks */
.kb-article-side{display:flex;flex-direction:column;gap:22px}
.kb-side-block{background:#fff;border:1px solid var(--kb-line);border-radius:12px;padding:18px}
.kb-side-block h4{font-size:.78rem;font-family:var(--kb-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--kb-faint);margin:0 0 12px}
.kb-side-block ul{list-style:none;margin:0;padding:0}
.kb-side-block li{margin:0 0 9px}
.kb-side-block li a{font-size:.88rem;color:var(--kb-ink)}
.kb-side-block li a:hover{color:var(--kb-indigo)}
.kb-side-mkt-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:.88rem;color:var(--kb-indigo)}
.kb-side-mkt-link svg{width:15px;height:15px}
.kb-side-help p{font-size:.86rem;color:var(--kb-mute);margin:0 0 12px}

/* feedback */
.kb-feedback{margin:44px 0 8px;padding:22px 24px;background:var(--kb-paper-alt);border:1px solid var(--kb-line);border-radius:14px}
.kb-feedback-ask{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.kb-feedback-ask>span{font-family:var(--kb-disp);font-weight:600;color:var(--kb-ink)}
.kb-feedback-btns{display:flex;gap:10px}
.kb-fb-btn{font-family:var(--kb-font);font-size:.9rem;background:#fff;border:1px solid var(--kb-line);border-radius:10px;padding:8px 16px;cursor:pointer;color:var(--kb-body);transition:border-color .14s ease,background .14s ease}
.kb-fb-btn:hover{border-color:var(--kb-indigo);background:var(--kb-indigo-soft)}
.kb-fb-btn.is-selected{border-color:var(--kb-indigo);background:var(--kb-indigo-soft);color:var(--kb-indigo-dark);font-weight:600}
.kb-feedback-more{margin-top:16px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.kb-feedback-more label{font-size:.85rem;color:var(--kb-mute)}
.kb-feedback-more textarea{width:100%;font-family:var(--kb-font);font-size:.92rem;padding:10px 12px;border:1px solid var(--kb-line);border-radius:10px;resize:vertical}
.kb-feedback-more textarea:focus{outline:none;border-color:var(--kb-indigo);box-shadow:0 0 0 3px var(--kb-indigo-ring)}
.kb-feedback-thanks{color:var(--kb-green);font-weight:600;margin:12px 0 0}

/* copy buttons (added by JS to code/pre) */
.kb-copy-wrap{position:relative}
.kb-copy-btn{position:absolute;top:6px;right:6px;font-family:var(--kb-mono);font-size:.66rem;text-transform:uppercase;letter-spacing:.05em;background:#fff;border:1px solid var(--kb-line);border-radius:6px;padding:3px 8px;cursor:pointer;color:var(--kb-mute);opacity:0;transition:opacity .14s ease}
.kb-copy-wrap:hover .kb-copy-btn{opacity:1}
.kb-copy-btn:hover{border-color:var(--kb-indigo);color:var(--kb-indigo)}
.kb-copy-btn.is-done{color:var(--kb-green);border-color:var(--kb-green)}

/* prev / next */
.kb-prevnext{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:36px}
.kb-pn{display:flex;flex-direction:column;gap:3px;padding:16px 18px;border:1px solid var(--kb-line);border-radius:12px;color:var(--kb-ink)}
.kb-pn:hover{border-color:var(--kb-indigo);text-decoration:none;background:var(--kb-paper-alt)}
.kb-pn span{font-family:var(--kb-mono);font-size:.64rem;text-transform:uppercase;letter-spacing:.08em;color:var(--kb-faint)}
.kb-pn strong{font-family:var(--kb-disp);font-weight:600;font-size:.92rem}
.kb-pn--next{text-align:right}

/* reading progress */
.kb-reading-progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--kb-indigo),var(--kb-purple));z-index:80;transition:width .1s linear}

/* 404 */
.kb-404-main{text-align:center;padding-top:56px}
.kb-404-art{max-width:150px;margin:0 auto 18px}
.kb-404 h1{font-size:1.8rem;margin:0 0 10px}
.kb-404 p{color:var(--kb-mute);max-width:440px;margin:0 auto 26px}
.kb-404-search{max-width:480px}
.kb-404-search input{box-shadow:var(--kb-shadow);color:var(--kb-ink);border:1px solid var(--kb-line)}
.kb-404-suggest{margin-top:22px;text-align:left;max-width:480px;margin-left:auto;margin-right:auto}
.kb-404-suggest a{display:block;padding:11px 14px;border:1px solid var(--kb-line);border-radius:10px;margin-bottom:8px;color:var(--kb-ink)}
.kb-404-suggest a:hover{border-color:var(--kb-indigo);text-decoration:none;background:var(--kb-paper-alt)}

/* footer */
.kb-footer{background:var(--kb-navy);color:rgba(255,255,255,.7);margin-top:40px}
.kb-footer-inner{max-width:var(--kb-maxw);margin:0 auto;padding:52px 24px 30px;display:flex;gap:48px;flex-wrap:wrap;justify-content:space-between}
.kb-footer-brand img{height:26px;margin-bottom:12px}
.kb-footer-brand p{font-size:.9rem;max-width:240px;margin:0}
.kb-footer-cols{display:flex;gap:52px;flex-wrap:wrap}
.kb-footer-cols h4{color:#fff;font-size:.76rem;font-family:var(--kb-mono);text-transform:uppercase;letter-spacing:.08em;margin:0 0 14px}
.kb-footer-cols a{display:block;color:rgba(255,255,255,.66);font-size:.88rem;margin-bottom:9px}
.kb-footer-cols a:hover{color:#fff}
.kb-footer-legal{max-width:var(--kb-maxw);margin:0 auto;padding:20px 24px;border-top:1px solid rgba(255,255,255,.08);font-size:.76rem;color:rgba(255,255,255,.4)}

/* responsive */
@media (max-width:900px){
  .kb-article-grid{grid-template-columns:1fr;gap:0}
  .kb-article-side{display:none}
  .kb-topsearch input{width:150px}
}
@media (min-width:901px){ .kb-doc>.kb-toc:not(.kb-toc--rail){display:none} }
@media (max-width:640px){
  .kb-hero{padding:64px 20px}
  .kb-main{padding:44px 20px}
  .kb-prevnext{grid-template-columns:1fr}
  .kb-topnav-link{display:none}
  .kb-footer-inner{gap:28px}
}

/* print */
@media print{
  .kb-topbar,.kb-footer,.kb-article-side,.kb-feedback,.kb-prevnext,.kb-reading-progress,.kb-breadcrumb,.kb-copy-btn,.kb-hero-hint{display:none !important}
  .kb-article-grid{grid-template-columns:1fr}
  .kb{color:#000}
  .kb-doc-body a{color:#000;text-decoration:underline}
  .kb-shot img{box-shadow:none}
  .kb-flow{background:#fff}
  a[href]:after{content:""}
}