#wekeylab-site{color-scheme:light;--wk-paper:#fff;--wk-ink:#111;--wk-muted:#666;--wk-line:#dedede;--wk-soft:#f4f4f4;--wk-accent:#111;--wk-button:#111;--wk-button-ink:#fff;--wk-white:#fff;background:var(--wk-paper);color:var(--wk-ink);font-family:Arial,'Malgun Gothic',sans-serif;font-size:15px;line-height:1.7;max-width:1120px;margin:0 auto;overflow-wrap:anywhere}
    #wekeylab-site *{box-sizing:border-box}#wekeylab-site [hidden]{display:none!important}#wekeylab-site button,#wekeylab-site input{font:inherit;color:inherit}#wekeylab-site button{background:none;border:0;padding:0;text-align:left}#wekeylab-site a{color:inherit;text-decoration:none}#wekeylab-site h1,#wekeylab-site h2,#wekeylab-site h3,#wekeylab-site p{margin:0}#wekeylab-site h1,#wekeylab-site h2,#wekeylab-site h3{font-weight:700;letter-spacing:-.055em;line-height:1.35}#wekeylab-site svg{width:18px;height:18px;flex-shrink:0}#wekeylab-site button:focus-visible,#wekeylab-site a:focus-visible,#wekeylab-site input:focus-visible{outline:2px solid var(--wk-accent);outline-offset:5px}
    #wekeylab-site .wk-header{min-height:78px;display:flex;align-items:center;gap:34px;padding:16px 38px;border-bottom:1px solid var(--wk-line);flex-wrap:wrap}#wekeylab-site .wk-logo{font-size:26px;letter-spacing:-1.6px;font-weight:800;white-space:nowrap;display:flex;align-items:center;gap:9px}#wekeylab-site .wk-logo-dot{width:11px;height:11px;border-radius:50%;background:var(--wk-accent)}#wekeylab-site .wk-nav{display:flex;gap:22px;flex:1;align-items:center;flex-wrap:wrap}#wekeylab-site .wk-nav button{padding:7px 0;color:var(--wk-muted);font-size:13px;white-space:nowrap}#wekeylab-site .wk-nav button[aria-pressed=true]{color:var(--wk-ink);box-shadow:0 2px var(--wk-ink)}#wekeylab-site .wk-tools{display:flex;gap:17px;align-items:center;font-size:12px}#wekeylab-site .wk-tools button{display:flex;gap:5px;align-items:center}#wekeylab-site .wk-main{padding:30px 38px 38px}#wekeylab-site .wk-intro{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px;gap:20px}#wekeylab-site .wk-intro h1{font-size:24px}#wekeylab-site .wk-intro p{font-size:13px;color:var(--wk-muted);margin-top:4px}#wekeylab-site .wk-eyebrow{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--wk-accent);font-weight:700}#wekeylab-site .wk-tiny-label{font-size:11px;border:1px solid var(--wk-line);padding:4px 9px;border-radius:20px;white-space:nowrap;color:var(--wk-muted)}
    #wekeylab-site .wk-feature{background:var(--wk-soft);display:grid;grid-template-columns:1.3fr 1fr;gap:26px;padding:34px;border-radius:4px;align-items:center}#wekeylab-site .wk-feature h2{font-size:32px;margin:15px 0 14px;max-width:460px}#wekeylab-site .wk-feature p{color:var(--wk-muted);font-size:14px;max-width:450px}#wekeylab-site .wk-byline{display:flex;gap:10px;align-items:center;font-size:12px;margin:19px 0;color:var(--wk-muted)}#wekeylab-site .wk-monogram{display:grid;place-items:center;width:27px;height:27px;border-radius:50%;background:var(--wk-ink);color:var(--wk-paper);font-weight:700;font-size:11px}#wekeylab-site .wk-cta{display:inline-flex;align-items:center;gap:24px;padding:10px 17px;background:var(--wk-button);color:var(--wk-button-ink);border-radius:3px;font-size:13px;font-weight:700}#wekeylab-site .wk-diagram{background:var(--wk-white);padding:23px;border:1px solid var(--wk-line);border-radius:3px;transform:rotate(-2deg)}#wekeylab-site .wk-diagram-title{font-size:11px;letter-spacing:.08em;color:var(--wk-muted);border-bottom:1px solid var(--wk-line);padding-bottom:12px;margin-bottom:19px}#wekeylab-site .wk-note{padding:10px 12px;border:1px solid var(--wk-line);font-size:13px;text-align:center;background:var(--wk-paper)}#wekeylab-site .wk-arrow{display:grid;place-items:center;padding:6px;color:var(--wk-muted)}#wekeylab-site .wk-split{display:grid;grid-template-columns:1fr 1fr;gap:10px}#wekeylab-site .wk-split .wk-note{font-size:12px}#wekeylab-site .wk-note.final{background:var(--wk-soft);color:var(--wk-accent);border:0;font-weight:700}#wekeylab-site .wk-handnote{color:var(--wk-muted);font-size:11px;margin-top:12px;text-align:right}
    #wekeylab-site .wk-section-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:30px 0 18px}#wekeylab-site .wk-section-head h2{font-size:21px}#wekeylab-site .wk-section-head span{font-size:12px;color:var(--wk-muted)}#wekeylab-site .wk-filterbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-bottom:19px}#wekeylab-site .wk-filterbar button{padding:6px 13px;border:1px solid var(--wk-line);border-radius:22px;font-size:12px}#wekeylab-site .wk-filterbar button[aria-pressed=true]{background:var(--wk-ink);color:var(--wk-paper);border-color:var(--wk-ink)}#wekeylab-site .wk-search{display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--wk-ink);margin-bottom:23px;padding:10px 0}#wekeylab-site .wk-search input{background:transparent;border:0;flex:1;min-width:0;padding:5px}#wekeylab-site .wk-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}#wekeylab-site .wk-card{display:flex;flex-direction:column;min-width:0;padding:0 0 17px;text-align:left}#wekeylab-site .wk-cover{height:126px;border:1px solid var(--wk-line);background:var(--wk-soft);padding:21px;display:flex;flex-direction:column;justify-content:center;margin-bottom:16px;border-radius:3px;gap:7px}#wekeylab-site .wk-cover span{font-size:10px;letter-spacing:.09em;color:var(--wk-muted)}#wekeylab-site .wk-cover strong{font-size:22px;line-height:1.35;letter-spacing:-.04em}#wekeylab-site .wk-cover.second{background:var(--wk-paper)}#wekeylab-site .wk-cover.third{background:var(--wk-ink);color:var(--wk-paper)}#wekeylab-site .wk-cover.third span{color:var(--wk-paper);opacity:.7}#wekeylab-site .wk-card .wk-kind{font-size:11px;color:var(--wk-accent);margin-bottom:7px}#wekeylab-site .wk-card h3{font-size:18px;line-height:1.5;margin-bottom:9px}#wekeylab-site .wk-card p{font-size:12px;color:var(--wk-muted);margin-bottom:12px}#wekeylab-site .wk-card small{font-size:11px;color:var(--wk-muted);margin-top:auto}#wekeylab-site .wk-card-toggle:hover h3{text-decoration:underline;text-underline-offset:4px}#wekeylab-site[data-layout=list] .wk-cards{grid-template-columns:1fr;gap:0}#wekeylab-site[data-layout=list] .wk-card{display:grid;grid-template-columns:140px 1fr;gap:0 20px;border-bottom:1px solid var(--wk-line);padding:18px 0}#wekeylab-site[data-layout=list] .wk-cover{grid-row:1/5;height:110px;margin:0}#wekeylab-site[data-layout=list] .wk-cover strong{font-size:19px}#wekeylab-site .wk-empty{padding:20px;color:var(--wk-muted);border:1px solid var(--wk-line)}
    #wekeylab-site .wk-author{margin-top:28px;border-top:1px solid var(--wk-line);padding-top:26px;display:grid;grid-template-columns:1fr 105px;align-items:center;gap:20px}#wekeylab-site .wk-author h3{font-size:17px;margin-bottom:7px}#wekeylab-site .wk-author p{color:var(--wk-muted);font-size:13px;max-width:630px}#wekeylab-site .wk-author img{width:105px;height:100px;object-fit:cover;border-radius:50%}#wekeylab-site .wk-footer{border-top:1px solid var(--wk-line);padding:19px 38px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--wk-muted);font-size:11px}#wekeylab-site .wk-footer a{text-decoration:underline;text-underline-offset:3px}
    #wekeylab-site .wk-back{display:flex;align-items:center;gap:7px;color:var(--wk-muted);font-size:12px;margin-bottom:24px}#wekeylab-site .wk-article-header{max-width:735px;padding-bottom:27px;border-bottom:1px solid var(--wk-line)}#wekeylab-site .wk-article-header h1{font-size:36px;max-width:670px;margin:13px 0 17px}#wekeylab-site .wk-article-header .wk-deck{font-size:17px;color:var(--wk-muted);max-width:660px}#wekeylab-site .wk-article-grid{display:grid;grid-template-columns:minmax(0,1fr) 176px;gap:45px;margin-top:30px}#wekeylab-site .wk-prose{font-size:16px;line-height:1.95;min-width:0}#wekeylab-site .wk-prose section{margin-bottom:30px;scroll-margin-top:20px}#wekeylab-site .wk-prose h2{font-size:23px;margin-bottom:17px}#wekeylab-site .wk-prose p{margin-bottom:15px}#wekeylab-site .wk-quote{padding:20px 23px;border-left:3px solid var(--wk-accent);background:var(--wk-soft);margin:20px 0}#wekeylab-site .wk-quote .wk-eyebrow{display:block;margin-bottom:8px;letter-spacing:.02em}#wekeylab-site .wk-quote p{margin:0;font-size:15px}#wekeylab-site .wk-decision{margin:19px 0;border-top:1px solid var(--wk-line)}#wekeylab-site .wk-decision>div{display:grid;grid-template-columns:90px 1fr;gap:16px;border-bottom:1px solid var(--wk-line);padding:14px 0;font-size:14px}#wekeylab-site .wk-decision b{color:var(--wk-accent)}#wekeylab-site .wk-toc{font-size:12px;align-self:start;border-left:1px solid var(--wk-line);padding-left:19px}#wekeylab-site .wk-toc strong{font-size:12px;display:block;margin-bottom:14px}#wekeylab-site .wk-toc a{display:block;margin:12px 0;color:var(--wk-muted)}#wekeylab-site .wk-toc a:hover{color:var(--wk-accent)}#wekeylab-site .wk-guide-link{border:1px solid var(--wk-line);background:var(--wk-white);padding:21px;display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;font-size:14px}#wekeylab-site .wk-guide-link small{display:block;font-size:12px;color:var(--wk-muted);margin-top:5px}#wekeylab-site .wk-sources{font-size:12px!important;color:var(--wk-muted);margin-top:22px}#wekeylab-site .wk-sources a{text-decoration:underline}#wekeylab-site .wk-guide-intro{max-width:650px;margin-bottom:27px}#wekeylab-site .wk-guide-intro h1{font-size:31px;margin:12px 0}#wekeylab-site .wk-guide-intro p{color:var(--wk-muted)}#wekeylab-site .wk-rules{display:grid;gap:15px}#wekeylab-site .wk-rule{border:1px solid var(--wk-line);padding:23px;background:var(--wk-white)}#wekeylab-site .wk-rule h2{font-size:20px;margin-bottom:13px}#wekeylab-site .wk-rule p{font-size:14px;color:var(--wk-muted);margin:8px 0}#wekeylab-site .wk-rule details{margin-top:13px;border-top:1px solid var(--wk-line);padding-top:12px;font-size:13px}#wekeylab-site .wk-rule summary{color:var(--wk-accent)}#wekeylab-site .wk-rule dl{display:grid;grid-template-columns:85px 1fr;gap:10px 12px;margin:16px 0 0}#wekeylab-site .wk-rule dt{font-weight:700}#wekeylab-site .wk-rule dd{margin:0;color:var(--wk-muted)}
    @media(max-width:760px){#wekeylab-site .wk-header{gap:16px;padding:18px 23px}#wekeylab-site .wk-nav{order:3;flex-basis:100%;gap:22px}#wekeylab-site .wk-tools{margin-left:auto}#wekeylab-site .wk-main{padding:24px}#wekeylab-site .wk-feature{padding:25px;gap:22px;grid-template-columns:1.3fr 1fr}#wekeylab-site .wk-feature h2{font-size:26px}#wekeylab-site .wk-diagram{padding:15px}#wekeylab-site .wk-cards{grid-template-columns:repeat(2,minmax(0,1fr))}#wekeylab-site .wk-article-grid{grid-template-columns:1fr;gap:20px}#wekeylab-site .wk-toc{order:-1;display:flex;flex-wrap:wrap;gap:8px 14px;padding:12px 0;border:0;border-bottom:1px solid var(--wk-line)}#wekeylab-site .wk-toc a{margin:0}#wekeylab-site .wk-toc strong{flex-basis:100%;margin:0}#wekeylab-site .wk-article-header h1{font-size:30px}}
    @media(max-width:520px){#wekeylab-site .wk-header{padding:16px 19px}#wekeylab-site .wk-logo{font-size:24px}#wekeylab-site .wk-main{padding:24px 19px}#wekeylab-site .wk-intro{align-items:start}#wekeylab-site .wk-intro h1{font-size:22px}#wekeylab-site .wk-intro .wk-tiny-label{display:none}#wekeylab-site .wk-feature{grid-template-columns:1fr;padding:22px}#wekeylab-site .wk-feature h2{font-size:29px}#wekeylab-site .wk-diagram{display:none}#wekeylab-site .wk-cards{grid-template-columns:1fr;gap:15px}#wekeylab-site .wk-card{border-bottom:1px solid var(--wk-line)}#wekeylab-site .wk-cover{height:115px}#wekeylab-site .wk-author{grid-template-columns:1fr 70px}#wekeylab-site .wk-author img{width:70px;height:70px}#wekeylab-site .wk-footer{padding:19px}#wekeylab-site .wk-article-header h1{font-size:29px}#wekeylab-site .wk-article-header .wk-deck{font-size:15px}#wekeylab-site .wk-prose{font-size:16px}#wekeylab-site .wk-rule{padding:18px}#wekeylab-site .wk-tools{gap:10px}#wekeylab-site .wk-tools .wk-language{font-size:11px}#wekeylab-site .wk-cta{min-height:44px}#wekeylab-site .wk-nav button{min-height:40px}#wekeylab-site[data-layout=list] .wk-card{grid-template-columns:1fr}#wekeylab-site[data-layout=list] .wk-cover{display:none}}
    #wekeylab-site h1,#wekeylab-site h2,#wekeylab-site h3,#wekeylab-site p{word-break:keep-all;overflow-wrap:break-word}#wekeylab-site .wk-feature h2,#wekeylab-site .wk-article-header h1{text-wrap:balance}
    #wekeylab-site{position:relative;--wk-shadow:0 16px 50px #0002;--wk-overlay:#0005;transition:background-color .2s,color .2s}
    #wekeylab-site[data-theme=dark]{color-scheme:dark;--wk-paper:#121212;--wk-ink:#f5f5f5;--wk-muted:#b0b0b0;--wk-line:#373737;--wk-soft:#202020;--wk-accent:#f5f5f5;--wk-button:#f5f5f5;--wk-button-ink:#121212;--wk-white:#191919;--wk-shadow:0 16px 50px #0008;--wk-overlay:#0009}
    #wekeylab-site .wk-header{position:sticky;top:0;z-index:20;background:var(--wk-paper);transition:padding .2s,min-height .2s,box-shadow .2s}
    #wekeylab-site .wk-header.wk-compact{min-height:64px;padding-top:9px;padding-bottom:9px;box-shadow:0 4px 18px #0001}
    #wekeylab-site .wk-logo{transition:font-size .2s}#wekeylab-site .wk-compact .wk-logo{font-size:23px}
    #wekeylab-site .wk-tools{gap:10px}#wekeylab-site .wk-tools button{min-width:34px;min-height:34px;justify-content:center;border-radius:6px}#wekeylab-site .wk-tools button:hover{background:var(--wk-soft)}
    #wekeylab-site .wk-theme-label{font-size:11px}#wekeylab-site .wk-toolbar{display:flex;align-items:start;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:19px}#wekeylab-site .wk-toolbar .wk-filterbar{margin:0}
    #wekeylab-site .wk-view-switch{display:flex;gap:3px;border:1px solid var(--wk-line);padding:3px;border-radius:7px}#wekeylab-site .wk-view-switch button{display:flex;gap:5px;align-items:center;padding:3px 7px;font-size:11px;border-radius:4px;color:var(--wk-muted)}#wekeylab-site .wk-view-switch button[aria-pressed=true]{background:var(--wk-ink);color:var(--wk-paper)}#wekeylab-site .wk-view-switch svg{width:14px;height:14px}
    #wekeylab-site .wk-card{transition:transform .2s}#wekeylab-site .wk-cover{transition:box-shadow .2s,border-color .2s}#wekeylab-site .wk-cta svg{transition:transform .2s}#wekeylab-site .wk-cta:hover svg{transform:translate(3px,-3px)}
    #wekeylab-site[data-layout=list] .wk-cover{height:auto;min-height:100px;padding:12px}#wekeylab-site[data-layout=list] .wk-cover span{display:none}#wekeylab-site[data-layout=list] .wk-cover strong{font-size:16px;line-height:1.5}
    @media(hover:hover){#wekeylab-site .wk-card:hover{transform:translateY(-4px)}#wekeylab-site .wk-card:hover .wk-cover{border-color:var(--wk-muted);box-shadow:0 7px 20px #0001}}
    #wekeylab-site .wk-search-dialog{width:620px;max-width:calc(100% - 32px);padding:0;margin:48px auto auto;border:1px solid var(--wk-line);border-radius:12px;box-shadow:var(--wk-shadow);background:var(--wk-paper);color:var(--wk-ink);font:inherit}
    #wekeylab-site .wk-search-dialog::backdrop{background:var(--wk-overlay);backdrop-filter:blur(6px)}
    #wekeylab-site .wk-dialog-head{display:flex;justify-content:space-between;align-items:center;padding:18px 21px 9px;gap:12px}#wekeylab-site .wk-dialog-head h2{font-size:16px}#wekeylab-site .wk-dialog-head button{padding:5px 7px;font-size:12px;color:var(--wk-muted)}
    #wekeylab-site .wk-search{margin:0 21px 9px;border-color:var(--wk-line)}#wekeylab-site .wk-search input{font-size:16px;outline-offset:1px}#wekeylab-site .wk-search-hint{display:flex;justify-content:space-between;gap:10px;padding:0 21px 12px;font-size:11px;color:var(--wk-muted)}
    #wekeylab-site .wk-search-results{padding:0 9px 10px}#wekeylab-site .wk-search-result{display:flex;width:100%;justify-content:space-between;gap:15px;align-items:center;padding:13px 12px;border-radius:6px;text-align:left}#wekeylab-site .wk-search-result:hover,#wekeylab-site .wk-search-result:focus-visible{background:var(--wk-soft)}#wekeylab-site .wk-search-result strong{display:block;font-size:14px;font-weight:500}#wekeylab-site .wk-search-result small{display:block;color:var(--wk-muted);font-size:11px;margin-top:3px}#wekeylab-site .wk-search-result>span:last-child{color:var(--wk-muted)}#wekeylab-site .wk-search-zero{padding:22px 12px;font-size:14px;color:var(--wk-muted)}
    #wekeylab-site[data-page=home][data-title-origin=feature] #wk-feature h2,#wekeylab-site[data-page=home][data-title-origin=card] .wk-card[data-kind=planning] h3,#wekeylab-site[data-page=article] .wk-article-header h1{view-transition-name:wk-article-title}
    ::view-transition-group(wk-article-title){animation-duration:.35s;animation-timing-function:cubic-bezier(.2,.7,.2,1)}
    ::view-transition-group(wk-card-0),::view-transition-group(wk-card-1),::view-transition-group(wk-card-2){animation-duration:.3s;animation-timing-function:cubic-bezier(.2,.7,.2,1)}
    #wekeylab-site .wk-toc{position:sticky;top:100px}#wekeylab-site .wk-toc a[aria-current=true]{color:var(--wk-ink);font-weight:700}#wekeylab-site .wk-prose section{scroll-margin-top:145px}
    #wekeylab-site .wk-reading-track{position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--wk-line)}#wekeylab-site .wk-reading-fill{display:block;height:100%;background:var(--wk-ink);transform:scaleX(0);transform-origin:left}
    @media(max-width:760px){#wekeylab-site .wk-header{gap:12px}#wekeylab-site .wk-theme-label{display:none}#wekeylab-site .wk-toc{position:static}#wekeylab-site .wk-header.wk-compact{padding-top:8px;padding-bottom:8px}#wekeylab-site .wk-compact .wk-nav button{padding:3px 0}}
    @media(max-width:520px){#wekeylab-site .wk-header{padding:14px 16px;gap:8px}#wekeylab-site .wk-logo{font-size:22px}#wekeylab-site .wk-compact .wk-logo{font-size:22px}#wekeylab-site .wk-tools{gap:6px}#wekeylab-site .wk-language{display:none}#wekeylab-site .wk-nav{gap:17px}#wekeylab-site .wk-search-dialog{margin-top:16px}#wekeylab-site .wk-dialog-head{padding:14px 16px 6px}#wekeylab-site .wk-search{margin-left:16px;margin-right:16px}#wekeylab-site .wk-search-hint{padding-left:16px;padding-right:16px}#wekeylab-site .wk-shortcut-hint{display:none}}
    @media(pointer:coarse){#wekeylab-site .wk-tools button,#wekeylab-site .wk-view-switch button,#wekeylab-site .wk-filterbar button,#wekeylab-site .wk-dialog-head button{min-height:44px;min-width:44px}#wekeylab-site .wk-search-result{min-height:52px}}
    @media(prefers-reduced-motion:reduce){#wekeylab-site *,#wekeylab-site *::before,#wekeylab-site *::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}::view-transition-group(*){animation:none!important}}
    #wekeylab-site[data-motion=off] *{transition:none!important;animation:none!important}
/* Reading interactions: shared desktop and mobile structure. */
#wekeylab-site .wk-card{align-self:start;overflow-anchor:none}
#wekeylab-site .wk-card-toggle{display:flex;flex-direction:column;width:100%;height:100%;text-align:left}
#wekeylab-site .wk-card-toggle h3{text-align:left}
#wekeylab-site[data-layout=list] .wk-card{display:block}
#wekeylab-site[data-layout=list] .wk-card-toggle{display:grid;grid-template-columns:140px 1fr;gap:0 20px}
#wekeylab-site[data-layout=list] .wk-card-toggle .wk-cover{grid-row:1/6}
#wekeylab-site[data-layout=list] .wk-expanded .wk-card-toggle{display:block}
#wekeylab-site .wk-card-cue{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--wk-line);padding-top:12px;margin-top:14px;font-size:12px;color:var(--wk-muted);width:100%}
#wekeylab-site .wk-card-cue i{flex-shrink:0}
#wekeylab-site .wk-card.wk-expanded{grid-column:1/-1;display:block;padding:24px;border:1px solid var(--wk-line);border-radius:5px;background:var(--wk-paper);transform:none}
#wekeylab-site .wk-expanded .wk-card-toggle{display:block;height:auto}
#wekeylab-site .wk-expanded .wk-cover{display:none}
#wekeylab-site .wk-expanded .wk-card-toggle h3{font-size:27px;max-width:730px;margin-top:8px}
#wekeylab-site .wk-expanded .wk-card-toggle p,#wekeylab-site .wk-expanded .wk-card-toggle small{display:none}
#wekeylab-site .wk-expanded .wk-card-cue{border:0;padding:0;margin-top:12px}
#wekeylab-site .wk-card-content{padding-top:22px}
#wekeylab-site .wk-card-content .wk-article-header{max-width:none;padding-bottom:18px}
#wekeylab-site .wk-card-content .wk-article-header h1,#wekeylab-site .wk-card-content .wk-article-header>.wk-eyebrow,#wekeylab-site .wk-card-content .wk-back{display:none}
#wekeylab-site .wk-card-content .wk-article-header .wk-deck{font-size:15px}
#wekeylab-site .wk-card-content .wk-byline{margin-bottom:0}
#wekeylab-site .wk-card-excerpt{max-width:690px;padding:12px 0 20px}
#wekeylab-site .wk-card-excerpt p{font-size:15px;margin-bottom:18px;color:var(--wk-ink)}
#wekeylab-site .wk-card-excerpt a{display:inline-flex;gap:16px;align-items:center;font-size:13px;border-bottom:1px solid var(--wk-ink);padding-bottom:5px}
#wekeylab-site .wk-fold-end{display:flex;justify-content:center;width:100%;padding:14px;border-top:1px solid var(--wk-line);font-size:13px;margin-top:24px}
#wekeylab-site .wk-article-grid{grid-template-columns:minmax(0,1fr) 310px;gap:36px;align-items:start}
#wekeylab-site .wk-toc{position:static;display:flex;flex-wrap:wrap;gap:6px 15px;border:0;border-bottom:1px solid var(--wk-line);padding:0 0 17px;margin-bottom:28px}
#wekeylab-site .wk-toc strong{flex-basis:100%;margin:0 0 5px}
#wekeylab-site .wk-toc a{margin:0;font-size:12px}
#wekeylab-site .wk-prose h2{font-size:22px}
#wekeylab-site .wk-expanded .wk-prose p{font-size:16px;line-height:1.95;color:var(--wk-ink);margin-bottom:15px}
#wekeylab-site .wk-expanded .wk-prose .wk-sources{font-size:12px!important;color:var(--wk-muted)}
#wekeylab-site .wk-expanded:hover .wk-demo-body h3{text-decoration:none}
#wekeylab-site .wk-expanded .wk-mobile-demo p{font-size:12px;line-height:1.65;color:var(--wk-muted)}
#wekeylab-site .wk-expanded .wk-card-cue svg{transform:rotate(180deg)}
#wekeylab-site .wk-prose section{scroll-margin-top:100px;margin-bottom:42px}
#wekeylab-site .wk-demo-rail{position:sticky;top:92px;min-width:0}
#wekeylab-site .wk-demo-shell{border:1px solid var(--wk-line);border-radius:6px;overflow:hidden;background:var(--wk-white)}
#wekeylab-site .wk-demo-top{padding:14px 17px;border-bottom:1px solid var(--wk-line);display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--wk-muted);letter-spacing:.06em}
#wekeylab-site .wk-demo-progress{display:flex;gap:5px}
#wekeylab-site .wk-demo-progress span{width:15px;height:3px;background:var(--wk-line)}
#wekeylab-site .wk-demo-progress span.is-current{background:var(--wk-ink)}
#wekeylab-site .wk-demo-body{padding:19px 17px;min-height:350px;font-size:13px;line-height:1.65}
#wekeylab-site .wk-demo-body h3{font-size:19px;margin:8px 0 12px;letter-spacing:-.04em}
#wekeylab-site .wk-demo-body p{font-size:12px;color:var(--wk-muted);margin:0 0 16px}
#wekeylab-site .wk-demo-step{font-size:11px;letter-spacing:.06em;color:var(--wk-muted)}
#wekeylab-site .wk-demo-controls{display:flex;gap:5px;flex-wrap:wrap;margin:16px 0}
#wekeylab-site .wk-demo-controls button{padding:7px 10px;border:1px solid var(--wk-line);border-radius:4px;font-size:12px}
#wekeylab-site .wk-demo-controls button[aria-pressed=true]{background:var(--wk-ink);color:var(--wk-paper);border-color:var(--wk-ink)}
#wekeylab-site .wk-demo-output{padding:16px;background:var(--wk-soft);border-radius:4px}
#wekeylab-site .wk-demo-output strong{display:block;font-size:16px;margin:5px 0 8px}
#wekeylab-site .wk-demo-output p{margin:0;color:var(--wk-muted)}
#wekeylab-site .wk-demo-foot{display:flex;align-items:center;gap:7px;margin:11px 2px 0;font-size:11px;color:var(--wk-muted)}
#wekeylab-site .wk-demo-table{display:grid;gap:0;margin:15px 0}
#wekeylab-site .wk-demo-row{display:flex;justify-content:space-between;align-items:start;gap:14px;border-bottom:1px solid var(--wk-line);padding:10px 0;font-size:12px}
#wekeylab-site .wk-demo-row b{font-weight:500}
#wekeylab-site .wk-demo-source{padding:12px;background:var(--wk-soft);font-size:12px;margin-top:12px}
#wekeylab-site .wk-demo-check{display:flex;align-items:start;gap:10px;padding:10px 0;border-bottom:1px solid var(--wk-line);font-size:12px}
#wekeylab-site .wk-demo-check input{margin-top:4px;accent-color:var(--wk-ink)}
#wekeylab-site .wk-mobile-demo{display:none;border:1px solid var(--wk-line);border-radius:5px;margin-top:23px;background:var(--wk-white)}
#wekeylab-site .wk-mobile-demo>summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px;font-size:13px}
#wekeylab-site .wk-mobile-demo>summary::-webkit-details-marker{display:none}
#wekeylab-site .wk-mobile-demo>summary::after{content:'＋';font-size:18px}
#wekeylab-site .wk-mobile-demo[open]>summary::after{content:'−'}
#wekeylab-site .wk-mobile-demo[open]>summary{border-bottom:1px solid var(--wk-line)}
#wekeylab-site .wk-mobile-demo .wk-demo-body{min-height:0;padding:17px 14px}
#wekeylab-site button.wk-term{display:inline;color:inherit;font:inherit;text-decoration:underline dotted;text-underline-offset:5px;text-decoration-color:var(--wk-muted);border:0;padding:0 2px;background:var(--wk-soft);border-radius:2px}
#wekeylab-site button.wk-term:hover,#wekeylab-site button.wk-term[aria-expanded=true]{background:var(--wk-ink);color:var(--wk-paper)}
#wekeylab-site .wk-term-layer{position:absolute;z-index:40;width:340px;padding:19px;background:var(--wk-paper);border:1px solid var(--wk-line);border-radius:8px;box-shadow:var(--wk-shadow);font-size:13px;line-height:1.75}
#wekeylab-site .wk-term-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}
#wekeylab-site .wk-term-head h3{font-size:19px;letter-spacing:-.035em}
#wekeylab-site .wk-term-head button{display:grid;place-items:center;width:32px;height:32px}
#wekeylab-site .wk-term-layer p{color:var(--wk-muted);margin:8px 0 16px}
#wekeylab-site .wk-term-related{border-top:1px solid var(--wk-line);padding-top:12px}
#wekeylab-site .wk-term-related>span{font-size:11px;color:var(--wk-muted)}
#wekeylab-site .wk-term-related button{display:block;width:100%;font-size:13px;padding:8px 0;line-height:1.6}
#wekeylab-site .wk-term-related button:hover{text-decoration:underline;text-underline-offset:4px}
@media(max-width:900px){#wekeylab-site .wk-article-grid{grid-template-columns:1fr;gap:0}#wekeylab-site .wk-demo-rail{display:none}#wekeylab-site .wk-mobile-demo{display:block}#wekeylab-site .wk-prose section{scroll-margin-top:145px}}
@media(max-width:520px){#wekeylab-site[data-layout=list] .wk-card-toggle{grid-template-columns:1fr}#wekeylab-site .wk-card.wk-expanded{padding:16px}#wekeylab-site .wk-expanded .wk-card-toggle h3{font-size:23px}#wekeylab-site .wk-card-content{padding-top:16px}#wekeylab-site .wk-card-content .wk-article-grid{margin-top:21px}#wekeylab-site .wk-prose h2{font-size:21px}#wekeylab-site .wk-toc{gap:8px 12px}#wekeylab-site .wk-decision>div{grid-template-columns:1fr;gap:3px}#wekeylab-site .wk-term-layer{padding:16px}#wekeylab-site .wk-card-content .wk-quote{padding:16px}#wekeylab-site .wk-demo-controls button{min-height:42px}}
@media(hover:hover){#wekeylab-site .wk-card.wk-expanded:hover{transform:none}}

  
html{background:#fff}body{margin:0}button,summary{cursor:pointer}a,button{-webkit-tap-highlight-color:transparent}
#wekeylab-site .wk-nav a{padding:7px 0;color:var(--wk-muted);font-size:13px;white-space:nowrap}
#wekeylab-site .wk-nav a:hover,#wekeylab-site .wk-card-heading:hover h3{text-decoration:underline;text-underline-offset:5px}
#wekeylab-site .wk-footer nav{display:flex;gap:14px;flex-wrap:wrap}
#wekeylab-site .wk-card-heading{display:block}#wekeylab-site .wk-card>.wk-card-cue{min-height:44px;cursor:pointer}
#wekeylab-site .wk-card .wk-cover{width:100%}#wekeylab-site .wk-card:nth-child(3n+2) .wk-cover{background:var(--wk-paper)}
#wekeylab-site .wk-card:nth-child(3n) .wk-cover{background:var(--wk-ink);color:var(--wk-paper)}#wekeylab-site .wk-card:nth-child(3n) .wk-cover span{color:var(--wk-paper);opacity:.7}
#wekeylab-site .wk-cover strong{font-size:19px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
#wekeylab-site .wk-expanded>.wk-card-heading .wk-cover{display:none}#wekeylab-site .wk-expanded>.wk-card-heading h3{font-size:27px;max-width:750px}
#wekeylab-site .wk-expanded>.wk-card-cue{margin-top:10px}#wekeylab-site .wk-expanded>.wk-card-heading .wk-kind{display:block}
#wekeylab-site .wk-expanded>.wk-card-content .wk-live-prose p{font-size:16px;white-space:pre-line;line-height:1.95;margin-bottom:18px;color:var(--wk-ink)}
#wekeylab-site .wk-live-prose h2{margin:32px 0 16px;scroll-margin-top:150px}#wekeylab-site .wk-live-prose h3{margin:24px 0 12px}
#wekeylab-site .wk-live-prose a{text-decoration:underline}#wekeylab-site .wk-live-prose blockquote{margin:20px 0;padding:18px;border-left:3px solid var(--wk-ink);background:var(--wk-soft);white-space:pre-line}
#wekeylab-site .wk-live-prose pre{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.8 system-ui}#wekeylab-site .wk-live-prose details{border:1px solid var(--wk-line);padding:14px;margin:14px 0}
#wekeylab-site .wk-reader-grid{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:32px}#wekeylab-site .wk-reader-toc{position:sticky;top:100px;align-self:start;font-size:12px;border-left:1px solid var(--wk-line);padding-left:18px;max-height:65vh;overflow:auto}
#wekeylab-site .wk-reader-toc a{display:block;margin-top:12px;color:var(--wk-muted)}#wekeylab-site .wk-reader-toc a[aria-current=true]{color:var(--wk-ink);font-weight:700}
#wekeylab-site .wk-permalink{font-size:13px;display:inline-block;border-bottom:1px solid var(--wk-line);margin-bottom:18px}
#wekeylab-site .wk-fold-end{cursor:pointer}#wekeylab-site .wk-rule{scroll-margin-top:140px}#wekeylab-site .wk-rule a{text-decoration:underline}
#wekeylab-site .wk-author a{display:inline-block;margin-top:14px;font-size:12px;text-decoration:underline}#wekeylab-site .wk-author,#articles{scroll-margin-top:150px}
#wekeylab-site .wk-author{grid-template-columns:minmax(0,1fr) 105px}#wekeylab-site .wk-author>div{min-width:0}
#wekeylab-site .wk-skip{position:absolute;left:18px;top:-200px;z-index:99;padding:10px;background:var(--wk-ink);color:var(--wk-paper)}#wekeylab-site .wk-skip:focus{top:8px}
#wekeylab-site .wk-search-results{max-height:60vh;overflow-y:auto}#wekeylab-site[data-layout=list] .wk-card{display:grid;grid-template-columns:1fr auto;gap:8px 20px}#wekeylab-site[data-layout=list] .wk-card .wk-cover{display:none}#wekeylab-site[data-layout=list] .wk-card-heading{grid-column:1/-1}#wekeylab-site[data-layout=list] .wk-card>p{grid-column:1/-1}#wekeylab-site[data-layout=list] .wk-card>.wk-card-cue{margin-top:0;border:0;padding:0;gap:24px}#wekeylab-site[data-layout=list] .wk-card-content{grid-column:1/-1}
@media(max-width:900px){#wekeylab-site .wk-reader-grid{grid-template-columns:1fr}#wekeylab-site .wk-reader-toc{display:none}}
@media(max-width:760px){#wekeylab-site .wk-nav{gap:18px}#wekeylab-site .wk-nav a{font-size:12px}}
@media(max-width:520px){#wekeylab-site .wk-author{grid-template-columns:minmax(0,1fr) 70px}#wekeylab-site .wk-nav{justify-content:space-between;gap:8px}#wekeylab-site .wk-expanded>.wk-card-heading h3{font-size:23px}#wekeylab-site .wk-feature h2{font-size:26px}#wekeylab-site .wk-live-prose blockquote{padding:14px}#wekeylab-site .wk-card-content{overflow-wrap:anywhere}}
html[lang=zh-CN] #wekeylab-site h1,html[lang=zh-CN] #wekeylab-site h2,html[lang=zh-CN] #wekeylab-site h3,html[lang=zh-CN] #wekeylab-site p{word-break:normal}
html[lang=en] #wekeylab-site h1,html[lang=en] #wekeylab-site h2,html[lang=en] #wekeylab-site h3{letter-spacing:-.035em;word-break:normal}

/* Manuals are open reading pages, not nested summary cards. */
#wekeylab-site .wk-planning-entry{display:grid;grid-template-columns:minmax(130px,auto) minmax(0,1fr) auto;gap:22px;padding:26px 0;border-block:1px solid var(--wk-line);margin:20px 0 44px;align-items:center;line-height:1.6}
#wekeylab-site .wk-planning-entry>span{font-size:12px;color:var(--wk-muted)}
#wekeylab-site .wk-planning-entry strong{font-size:20px;letter-spacing:-.025em}
#wekeylab-site .wk-planning-entry:hover strong{text-decoration:underline;text-underline-offset:5px}
#wekeylab-site .wk-case-scope{font-size:13px;line-height:1.8;color:var(--wk-muted)}
@media(max-width:760px){#wekeylab-site .wk-planning-entry{grid-template-columns:1fr;gap:8px}}
#wekeylab-site #wk-guide-view{max-width:1080px;margin:0 auto}
#wekeylab-site .wk-guide-intro{max-width:740px;margin:0 0 44px}
#wekeylab-site .wk-guide-intro h1{font-size:34px;line-height:1.4}
#wekeylab-site .wk-guide-intro p{font-size:16px;line-height:1.85;color:var(--wk-muted)}
#wekeylab-site .wk-guide-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:56px;align-items:start}
#wekeylab-site .wk-guide-index{position:sticky;top:108px;min-width:0}
#wekeylab-site .wk-guide-index>p{font-size:12px;letter-spacing:.03em;color:var(--wk-muted);margin:0 0 14px}
#wekeylab-site .wk-guide-index>a{display:flex;align-items:baseline;gap:12px;padding:16px 12px;border-left:2px solid var(--wk-line);text-decoration:none;line-height:1.55;transition:background .18s,border-color .18s}
#wekeylab-site .wk-guide-index>a:hover,#wekeylab-site .wk-guide-index>a[aria-current=true]{background:var(--wk-soft);border-left-color:var(--wk-ink)}
#wekeylab-site .wk-guide-index strong{font-size:15px;font-weight:650;display:block}
#wekeylab-site .wk-guide-index small{display:block;font-size:13px;color:var(--wk-muted);margin-top:4px;word-break:keep-all;overflow-wrap:anywhere}
#wekeylab-site .wk-guide-number{font-size:12px;font-variant-numeric:tabular-nums;color:var(--wk-muted);flex:none;white-space:nowrap}
#wekeylab-site .wk-guide-arrow{margin-left:auto;font-size:15px;flex:none}
#wekeylab-site .wk-rules{display:block;min-width:0}
#wekeylab-site .wk-rule{padding:0 0 48px;margin:0 0 48px;border:0;border-bottom:1px solid var(--wk-line);background:none;scroll-margin-top:115px}
#wekeylab-site .wk-rule:last-child{margin-bottom:0;border-bottom:0}
#wekeylab-site .wk-rule h2{font-size:28px;line-height:1.45;margin:10px 0 14px;word-break:keep-all;overflow-wrap:anywhere}
#wekeylab-site .wk-rule .wk-rule-lead{font-size:16px;line-height:1.9;margin:0 0 30px;color:var(--wk-muted)}
#wekeylab-site .wk-guide-steps{list-style:none;margin:0;padding:0}
#wekeylab-site .wk-guide-steps li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:14px;margin:0 0 25px;align-items:start}
#wekeylab-site .wk-step-number{display:grid;place-items:center;width:26px;height:26px;margin-top:2px;border:1px solid var(--wk-line);border-radius:50%;font-size:12px;font-variant-numeric:tabular-nums}
#wekeylab-site .wk-guide-steps h3{font-size:17px;line-height:1.6;letter-spacing:-.02em}
#wekeylab-site .wk-guide-steps p{font-size:16px;line-height:1.9;margin:5px 0 0;color:var(--wk-ink)}
#wekeylab-site .wk-rule .wk-guide-related{display:block;padding:20px 22px;margin:30px 0 16px;background:var(--wk-soft);text-decoration:none;border-radius:4px}
#wekeylab-site .wk-guide-related small{display:block;font-size:12px;color:var(--wk-muted);margin-bottom:7px}
#wekeylab-site .wk-guide-related>span{font-size:15px;line-height:1.7;display:block}
#wekeylab-site .wk-guide-related:hover>span{text-decoration:underline;text-underline-offset:4px}
#wekeylab-site .wk-rule .wk-guide-top{display:inline-block;font-size:12px;color:var(--wk-muted);padding:8px 0;text-decoration:none}
#wekeylab-site .wk-nav a[aria-current=page]{color:var(--wk-ink);text-decoration:underline;text-underline-offset:7px}
@media(max-width:760px){
 #wekeylab-site .wk-guide-layout{grid-template-columns:minmax(0,1fr);gap:36px}
 #wekeylab-site .wk-guide-index{position:static}
 #wekeylab-site .wk-guide-index>a{padding:12px 14px;border-left:0;border-bottom:1px solid var(--wk-line);min-height:48px;align-items:center}
 #wekeylab-site .wk-guide-index>a>span:nth-child(2){display:flex;flex-wrap:wrap;gap:3px 12px;align-items:baseline}
 #wekeylab-site .wk-guide-index small{margin:0;font-size:13px}
 #wekeylab-site .wk-guide-index strong{font-size:14px}
 #wekeylab-site .wk-guide-intro{margin-bottom:26px}
 #wekeylab-site .wk-guide-intro h1{font-size:28px}
 #wekeylab-site .wk-rule{scroll-margin-top:135px;margin-bottom:34px;padding-bottom:34px}
 #wekeylab-site .wk-rule h2{font-size:25px}
 #wekeylab-site .wk-guide-steps li{gap:12px}
 #wekeylab-site .wk-rule .wk-guide-related{padding:18px}
}
@media(prefers-reduced-motion:reduce){#wekeylab-site .wk-guide-index>a{transition:none}}