:root{--bg:#EFEFED;--ink:#111112;--muted:#5B5B5E;--line:rgba(17,17,18,.12);--soft:rgba(17,17,18,.045);--card:#F7F7F5;--pad:clamp(16px,3vw,32px);--max:1200px;--ease:cubic-bezier(.2,.7,.1,1);color-scheme:light}
[data-theme="dark"]{--bg:#050506;--ink:#F1F1EF;--muted:#A1A1A6;--line:rgba(241,241,239,.13);--soft:rgba(241,241,239,.05);--card:#111114;color-scheme:dark}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 'Hanken Grotesk',system-ui,-apple-system,'Segoe UI',sans-serif;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,ol,ul,figure{margin:0}
ol,ul{padding:0;list-style:none}
::selection{background:var(--ink);color:var(--bg)}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}
.sr{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:fixed;left:12px;top:-60px;z-index:300;padding:12px 18px;border-radius:10px;background:var(--ink);color:var(--bg);font-weight:600;transition:top .2s}
.skip:focus{top:12px}
.logo--paper{display:none}
[data-theme="dark"] .logo--ink{display:none}
[data-theme="dark"] .logo--paper{display:block}
.bbtn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:10px;border:1px solid var(--ink);background:var(--ink);color:var(--bg);font-size:14px;font-weight:600;white-space:nowrap;cursor:pointer;transition:opacity .2s}
.bbtn:hover{opacity:.85}
.bbtn:disabled{opacity:.6;cursor:default}
.bbtn--line{background:transparent;color:var(--ink);border-color:var(--line);transition:border-color .2s}
.bbtn--line:hover{opacity:1;border-color:var(--ink)}
.bchip{position:relative;display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:0 14px;border-radius:10px;border:1px solid var(--line);background:transparent;font-size:14px;font-weight:600;cursor:pointer;transition:border-color .2s}
.bchip:hover{border-color:var(--ink)}
.blink{display:inline-flex;align-items:center;min-height:44px;font-weight:600;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}
.blink:hover{text-decoration-thickness:2px}
.bm{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid var(--line)}
.bm__in{max-width:var(--max);height:64px;margin:0 auto;padding:0 var(--pad);display:flex;align-items:center;gap:10px}
.bm__brand{display:inline-flex;align-items:center;gap:12px;min-height:44px;margin-right:auto}
.bm__brand .logo{width:auto;height:24px}
.bm__name{padding-left:12px;border-left:1px solid var(--line);font-size:18px;font-weight:600;line-height:24px;letter-spacing:-.01em}
.bm__search{position:relative;display:none;flex:0 1 340px}
.bm__search svg,.bfind svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.bm__search input,.bfind input{width:100%;height:44px;padding:0 14px 0 42px;border-radius:10px;border:1px solid var(--line);background:var(--card);font-size:15px;-webkit-appearance:none;appearance:none;transition:border-color .2s}
.bm__search input::placeholder,.bfind input::placeholder{color:var(--muted)}
.bm__search input:hover,.bfind input:hover{border-color:color-mix(in srgb,var(--ink) 40%,transparent)}
.bm__search input:focus-visible,.bfind input:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-color:var(--ink)}
.bm__btn{flex:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:44px;height:44px;padding:0 11px;border-radius:10px;border:1px solid var(--line);background:transparent;font-size:14px;font-weight:600;cursor:pointer;transition:border-color .2s}
.bm__btn:hover{border-color:var(--ink)}
.bm__t{display:none}
.bm__theme .i-sun,[data-theme="dark"] .bm__theme .i-moon{display:none}
[data-theme="dark"] .bm__theme .i-sun{display:block}
.bm__studio{display:none;align-items:center;min-height:44px;padding:0 4px;font-size:14px;font-weight:600;background:linear-gradient(currentColor,currentColor) 0 calc(50% + .8em)/0 1px no-repeat;transition:background-size .3s var(--ease)}
.bm__studio:hover{background-size:100% 1px}
@media (min-width:760px){.bm__search{display:block}.bm__find{display:none}.bm__t{display:inline}.bm__theme{padding:0 14px 0 12px}.bm__studio{display:inline-flex;margin-left:8px}}
.bnav{border-bottom:1px solid var(--line)}
.bnav__in{max-width:var(--max);margin:0 auto;padding:0 var(--pad);display:flex;gap:26px;overflow-x:auto;scrollbar-width:none}
.bnav__in::-webkit-scrollbar{display:none}
.bnav a{flex:none;display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:48px;font-size:15px;font-weight:500;color:var(--muted);transition:color .2s,box-shadow .2s}
.bnav a:hover{color:var(--ink)}
.bnav a[aria-current],.bnav a.is-on{color:var(--ink);font-weight:600;box-shadow:inset 0 -2px 0 var(--ink)}
.bmain{max-width:var(--max);margin:0 auto;padding:0 var(--pad);overflow-x:clip}
.blay{display:grid;grid-template-columns:minmax(0,1fr);gap:48px;padding-bottom:clamp(40px,5vw,64px)}
.bcol{min-width:0}
.bside{min-width:0}
.bside>*+*{margin-top:36px}
@media (min-width:1100px){.blay{grid-template-columns:minmax(0,1fr) 300px;column-gap:56px}.bside{padding-top:clamp(24px,3vw,36px)}}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;font-size:14px;color:var(--muted)}
.crumb li{display:flex;align-items:center}
.crumb li+li::before{content:'/';margin:0 9px;opacity:.5}
.crumb a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink);background:linear-gradient(currentColor,currentColor) 0 calc(50% + .8em)/0 1px no-repeat;transition:background-size .3s var(--ease)}
.crumb a:hover{background-size:100% 1px}
.bhead{padding:clamp(20px,2.6vw,32px) 0 20px;margin-bottom:8px;border-bottom:1px solid var(--line)}
.bhead .crumb{margin:-8px 0 2px}
.bhead__row{display:flex;align-items:center;gap:18px}
.bhead__av{flex:none;width:72px;height:72px;border-radius:50%;object-fit:cover;border:1px solid var(--line)}
.bhead__text{min-width:0}
.bhead__kind{font-size:14px;font-weight:600;color:var(--muted);margin-bottom:2px}
.bhead h1{font-size:clamp(1.55rem,2.8vw,2.2rem);font-weight:600;line-height:1.15;letter-spacing:-.025em;text-wrap:balance}
.bhead__lead{margin-top:8px;max-width:64ch;color:var(--muted);font-size:16px;text-wrap:pretty}
.bhead__meta{display:flex;flex-wrap:wrap;align-items:center;gap:0 18px;margin-top:10px;font-size:14px;color:var(--muted)}
.bhead__meta a{display:inline-flex;align-items:center;min-height:44px;margin:-12px 0;color:var(--ink);font-weight:600;text-decoration:underline;text-underline-offset:4px}
.bfind{position:relative;display:flex;gap:8px;max-width:620px;margin-top:18px}
.bfind svg{left:14px}
.bfind input{flex:1;min-width:0;height:48px;font-size:16px}
.bfind .bbtn{min-height:48px}
.bsubs{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.bsubs a{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:0 8px 0 14px;border-radius:10px;border:1px solid var(--line);font-size:14px;font-weight:600;transition:border-color .2s}
.bsubs a:hover{border-color:var(--ink)}
.bsubs span{display:inline-grid;place-items:center;min-width:26px;height:26px;padding:0 6px;border-radius:7px;background:var(--soft);font-size:13px;font-weight:500;color:var(--muted);font-variant-numeric:tabular-nums}
.bmeta{display:flex;flex-wrap:wrap;align-items:center;gap:2px 0;font-size:13px;color:var(--muted)}
.bmeta>*+*::before{content:'·';margin:0 8px}
.bmeta__cat{position:relative;z-index:1;display:inline-flex;align-items:center;min-height:44px;margin:-12px 0;color:var(--ink);font-weight:600}
.bmeta__cat:hover{text-decoration:underline;text-underline-offset:3px}
.blead__t a,.bitem__t a{background:linear-gradient(currentColor,currentColor) 0 100%/0 1px no-repeat;transition:background-size .35s var(--ease)}
.blead:hover .blead__t a,.bitem:hover .bitem__t a,.blead__t a:focus-visible,.bitem__t a:focus-visible{background-size:100% 1px}
.blead__t a::after,.bitem__t a::after{content:'';position:absolute;inset:0}
.blead{position:relative;display:grid;gap:16px;padding:20px 0 24px;border-bottom:1px solid var(--line)}
.blead__img{display:block;overflow:hidden;border-radius:12px;aspect-ratio:16/9;background:var(--card)}
.blead__img img,.bitem__img img,.rcard__img img{width:100%;height:100%;object-fit:cover}
.blead__t{margin:8px 0;font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:600;line-height:1.18;letter-spacing:-.022em;text-wrap:balance}
.blead__x{color:var(--muted);font-size:16px;line-height:1.55}
@media (min-width:700px){.blead{grid-template-columns:minmax(0,11fr) minmax(0,10fr);align-items:center;gap:28px}}
.blist>li{border-bottom:1px solid var(--line)}
.bitem{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 96px;grid-template-areas:"body img";gap:16px;padding:20px 0}
.bitem__img{grid-area:img;align-self:start;display:block;overflow:hidden;border-radius:10px;aspect-ratio:1;background:var(--card)}
.bitem__body{grid-area:body;min-width:0}
.bitem__t{margin:6px 0;font-size:clamp(1.05rem,1.6vw,1.24rem);font-weight:600;line-height:1.3;letter-spacing:-.012em;text-wrap:pretty}
.bitem__x{color:var(--muted);font-size:15px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bitem--ad{display:block;padding:16px 0}
@media (min-width:600px){.bitem{grid-template-columns:200px minmax(0,1fr);grid-template-areas:"img body";gap:24px}.bitem__img{aspect-ratio:16/10}}
.noimg{display:block;width:100%;height:100%;background:linear-gradient(to top right,transparent calc(50% - .5px),var(--line) 50%,transparent calc(50% + .5px)),var(--card)}
.bempty{padding:28px 0}
.bempty__t{margin-bottom:6px;font-size:clamp(1.2rem,2vw,1.5rem);font-weight:600;letter-spacing:-.015em;line-height:1.25}
.bempty p{color:var(--muted)}
.bempty .bempty__t{color:var(--ink)}
.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px;margin-top:28px}
.pager__nums{display:flex;flex-wrap:wrap;justify-content:center;gap:6px;order:-1;width:100%}
.pager__n{display:inline-grid;place-items:center;min-width:44px;height:44px;padding:0 10px;border-radius:10px;border:1px solid var(--line);font-size:14px;font-weight:600;font-variant-numeric:tabular-nums;transition:border-color .2s}
a.pager__n:hover{border-color:var(--ink)}
.pager__n[aria-current]{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.pager__gap{display:inline-grid;place-items:center;min-width:20px;height:44px;color:var(--muted)}
@media (min-width:760px){.pager{justify-content:space-between}.pager__nums{order:0;width:auto}}
.bbox__h,.bsec__h{display:flex;align-items:center;min-height:36px;margin-bottom:4px;padding-bottom:6px;border-bottom:2px solid var(--ink);font-size:16px;font-weight:700;letter-spacing:-.01em}
.bcats a{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:44px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500;transition:color .2s}
.bcats a:hover span:first-child{text-decoration:underline;text-underline-offset:3px}
.bcats .bcat--sub{padding-left:16px;color:var(--muted)}
.bcats .bcat--sub:hover{color:var(--ink)}
.bcats a[aria-current]{color:var(--ink);font-weight:700}
.bcat__n{font-size:13px;font-weight:500;color:var(--muted);font-variant-numeric:tabular-nums}
.bpop a{display:grid;grid-template-columns:22px minmax(0,1fr);gap:2px 10px;padding:12px 0;border-bottom:1px solid var(--line)}
.bpop__n{grid-row:span 2;font-size:15px;font-weight:700;line-height:1.35;color:var(--muted);font-variant-numeric:tabular-nums}
.bpop__t{font-size:15px;font-weight:600;line-height:1.35}
.bpop a:hover .bpop__t{text-decoration:underline;text-underline-offset:3px}
.bpop__m{font-size:13px;color:var(--muted)}
.btags{display:flex;flex-wrap:wrap;gap:8px;padding-top:12px}
.btags a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:10px;border:1px solid var(--line);font-size:14px;font-weight:500;transition:border-color .2s}
.btags a:hover{border-color:var(--ink)}
.btags a[aria-current]{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.babout{margin:12px 0 14px;color:var(--muted);font-size:15px;line-height:1.55}
.post__head{padding-top:clamp(20px,2.6vw,32px)}
.post__head .crumb{margin:-8px 0 0}
.post__title{margin:6px 0 14px;font-size:clamp(1.9rem,3.8vw,2.9rem);font-weight:600;line-height:1.1;letter-spacing:-.03em;text-wrap:balance}
.post__meta{display:flex;flex-wrap:wrap;gap:2px 0;font-size:15px;color:var(--muted)}
.post__meta>*+*::before{content:'·';margin:0 9px}
.post__meta a{display:inline-flex;align-items:center;min-height:44px;margin:-12px 0;color:var(--ink);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.post__fig{display:grid;place-items:center;margin-top:24px;overflow:hidden;border-radius:12px;background:var(--card)}
.post__fig img{width:auto;max-width:100%;height:auto;max-height:min(70vh,560px)}
.post__head+.toc--inline,.post__head+.prose,.post__head+.post__ad{margin-top:28px}
.post__fig+.toc--inline,.post__fig+.prose,.post__ad+.toc--inline,.post__ad+.prose{margin-top:28px}
.toc__head{font-size:13px;font-weight:600;color:var(--muted)}
.toc__item a{display:flex;align-items:center;min-height:44px;padding:6px 0 6px 14px;margin-left:-1px;border-left:2px solid transparent;color:var(--muted);font-size:14px;line-height:1.4;transition:color .2s,border-color .2s}
.toc__item--3 a{padding-left:28px;font-size:13px}
.toc__item a:hover{color:var(--ink)}
.toc__item a[aria-current="true"]{color:var(--ink);border-left-color:var(--ink);font-weight:600}
.toc--side .toc__list{margin-top:8px;border-left:1px solid var(--line)}
.post__aside{display:none}
.toc--inline{margin-bottom:28px;padding:0 16px;border:1px solid var(--line);border-radius:12px}
.toc--inline summary{display:flex;align-items:center;gap:12px;min-height:52px;cursor:pointer;list-style:none;font-size:15px;color:var(--ink)}
.toc--inline summary::-webkit-details-marker{display:none}
.toc--inline summary::after{content:'';width:9px;height:9px;margin-right:4px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-3px);transition:transform .25s var(--ease)}
.toc--inline[open] summary::after{transform:rotate(-135deg) translateY(-1px)}
.toc__n{margin-left:auto;font-size:13px;font-weight:500;color:var(--muted)}
.toc--inline .toc__list{margin:0 0 14px;border-left:1px solid var(--line)}
@media (min-width:1100px){.post__aside{display:block;position:sticky;top:88px;max-height:calc(100vh - 108px);overflow-y:auto;overscroll-behavior:contain;padding-bottom:12px}.toc--inline{display:none}}
.prose{font-size:17px;line-height:1.75;overflow-wrap:break-word}
@media (min-width:760px){.prose{font-size:18px}}
.prose>*+*{margin-top:1.1em}
.prose>:first-child{margin-top:0}
.prose h2{margin-top:1.9em;font-size:clamp(1.45rem,2.4vw,1.85rem);font-weight:600;line-height:1.2;letter-spacing:-.022em;scroll-margin-top:96px;text-wrap:balance}
.prose h3{margin-top:1.6em;font-size:clamp(1.16rem,1.7vw,1.36rem);font-weight:600;line-height:1.3;letter-spacing:-.012em;scroll-margin-top:96px}
.prose h4,.prose h5,.prose h6{margin-top:1.5em;font-size:1.04em;font-weight:600;scroll-margin-top:96px}
.prose a{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.prose a:hover{text-decoration-thickness:2px}
.prose strong,.prose b{font-weight:600}
.prose ul,.prose ol{padding-left:1.4em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li+li,.prose li>ul,.prose li>ol{margin-top:.4em}
.prose li::marker{color:var(--muted)}
.prose img{height:auto;margin-inline:auto;border-radius:10px}
.prose figure{max-width:100%;margin:1.8em auto}
.prose figure img{width:100%}
.prose figcaption{margin-top:10px;font-size:14px;line-height:1.5;color:var(--muted);text-align:center}
.prose .aligncenter{margin-left:auto;margin-right:auto}
.prose blockquote{margin:1.6em 0;padding:2px 0 2px 20px;border-left:3px solid var(--ink)}
.prose blockquote>*+*{margin-top:.8em}
.prose code{padding:.14em .42em;border-radius:6px;background:color-mix(in srgb,var(--ink) 9%,transparent);font-family:ui-monospace,'SFMono-Regular','Cascadia Mono',Consolas,monospace;font-size:.86em}
.code{position:relative;margin:1.6em 0}
.prose pre{margin:1.6em 0;padding:18px 20px;border-radius:12px;border:1px solid var(--line);background:color-mix(in srgb,var(--ink) 5%,var(--bg));overflow-x:auto;font-size:14px;line-height:1.6;tab-size:4}
.code>pre{margin:0;padding-top:56px}
.prose pre code{padding:0;border-radius:0;background:none;font-size:inherit;white-space:pre}
.code__bar{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:46px;padding:0 4px 0 20px;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.code__copy{position:relative;min-height:38px;padding:0 14px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--ink);font-size:13px;font-weight:600;cursor:pointer;transition:border-color .2s}
.code__copy::before{content:'';position:absolute;inset:-3px}
.code__copy:hover{border-color:var(--ink)}
.prose .tbl{margin:1.6em 0;overflow-x:auto;border:1px solid var(--line);border-radius:12px}
.prose table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.5}
.prose th,.prose td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.prose th{font-weight:600;background:var(--soft)}
.prose tr:last-child td{border-bottom:0}
.prose hr{margin:2.4em 0;border:0;border-top:1px solid var(--line)}
.prose iframe,.prose video{display:block;width:100%;height:auto;aspect-ratio:16/9;border:0;border-radius:12px}
.prose mark{background:color-mix(in srgb,var(--ink) 14%,transparent);color:inherit}
.prose details{padding:0 16px;border:1px solid var(--line);border-radius:12px}
.prose summary{display:flex;align-items:center;min-height:48px;cursor:pointer;font-weight:600}
.post__ad,.bad{display:block;min-height:100px;margin:28px 0}
.ad__label{display:block;margin-bottom:6px;font-size:12px;color:var(--muted)}
.post__label{margin-bottom:10px;font-size:13px;font-weight:600;color:var(--muted)}
.post__tags,.post__share{margin-top:clamp(32px,4vw,48px);padding-top:22px;border-top:1px solid var(--line)}
.post__tags .btags{padding-top:0}
.share{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.share__note{font-size:14px;color:var(--muted)}
.abox{display:grid;grid-template-columns:56px minmax(0,1fr);gap:16px;margin-top:clamp(32px,4vw,48px);padding:20px;border:1px solid var(--line);border-radius:12px;background:var(--card)}
.abox__img{width:56px;height:56px;border-radius:50%;object-fit:cover}
.abox__img--blank{display:grid;place-items:center;background:var(--ink);color:var(--bg);font-size:22px;font-weight:600}
.abox .post__label{margin-bottom:2px}
.abox__name{margin-bottom:4px;font-size:1.2rem;font-weight:600;line-height:1.25;letter-spacing:-.015em}
.abox__bio{margin-bottom:2px;color:var(--muted);font-size:15px}
@media (min-width:600px){.abox{grid-template-columns:64px minmax(0,1fr);gap:20px;padding:24px}.abox__img{width:64px;height:64px}}
.pnav{display:grid;gap:12px;margin-top:clamp(32px,4vw,48px)}
.pnav__a{display:grid;gap:4px;align-content:start;padding:18px 20px;border:1px solid var(--line);border-radius:12px;transition:border-color .2s}
.pnav__a:hover{border-color:var(--ink)}
.pnav__a .post__label{margin:0}
.pnav__t{font-size:16px;font-weight:600;line-height:1.35}
@media (min-width:700px){.pnav{grid-template-columns:repeat(2,minmax(0,1fr))}.pnav__a--next{grid-column:2;text-align:right}}
.brel,.bcom{margin-top:clamp(40px,5vw,56px)}
.brel__grid{display:grid;gap:28px 20px;margin-top:18px}
@media (min-width:600px){.brel__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:900px){.brel__grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rcard{display:grid;gap:6px}
.rcard__img{display:block;overflow:hidden;margin-bottom:6px;border-radius:10px;aspect-ratio:16/10;background:var(--card)}
.rcard__meta{font-size:13px;color:var(--muted)}
.rcard__t{font-size:16px;font-weight:600;line-height:1.35;letter-spacing:-.01em}
.rcard:hover .rcard__t{text-decoration:underline;text-underline-offset:3px}
.bcom__lead{margin:12px 0 16px;color:var(--muted);font-size:15px}
.bcom__state{margin-top:12px;font-size:14px;color:var(--muted)}
.bcom__state:empty{display:none}
#disqus_thread{margin-top:20px}
.bf{border-top:1px solid var(--line)}
.bf__in{max-width:var(--max);margin:0 auto;padding:28px var(--pad) 20px;display:grid;gap:16px}
.bf__about p{max-width:52ch;margin-top:6px;color:var(--muted);font-size:14px}
.bf__nav{display:flex;flex-wrap:wrap;gap:0 22px}
.bf__nav a,.bf__bar a{display:inline-flex;align-items:center;min-height:44px;font-size:14px;font-weight:600;background:linear-gradient(currentColor,currentColor) 0 calc(50% + .8em)/0 1px no-repeat;transition:background-size .3s var(--ease)}
.bf__nav a:hover,.bf__bar a:hover{background-size:100% 1px}
.bf__bar{display:flex;flex-wrap:wrap;align-items:center;gap:0 22px;padding-top:8px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.bf__bar p{display:inline-flex;align-items:center;min-height:44px}
.bf__bar a{font-size:13px;font-weight:500}
@media (min-width:900px){.bf__in{grid-template-columns:minmax(0,1fr) auto;align-items:center;column-gap:40px}.bf__bar{grid-column:1/-1}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important}}
@media print{.bm,.bnav,.bside,.bf,.toc--inline,.post__share,.post__ad,.bad,.bcom,.brel,.pnav,.skip{display:none!important}.blay{display:block}.prose{font-size:12pt}}