@font-face{font-family:"Inter";src:url(/blog/assets/fonts/inter.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Source Serif 4";src:url(/blog/assets/fonts/serif.woff2) format("woff2");font-weight:200 900;font-style:normal;font-display:swap}
@font-face{font-family:"Source Serif 4";src:url(/blog/assets/fonts/serif-italic.woff2) format("woff2");font-weight:200 900;font-style:italic;font-display:swap}

:root{--paper:#ffffff;--ink:#111318;--text:#3b4352;--muted:#667085;--faint:#98a2b3;--rule:#e6e8ec;--rule-2:#cfd4dc;
--accent:#195de6;--accent-hover:#1449b8;--tint:#f3f4f6;--hdr:rgba(255,255,255,.9);
--serif:"Source Serif 4",Georgia,"Times New Roman",serif;--sans:"Inter",-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
--r-img:4px;--r-ctl:8px;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--paper:#111621;--ink:#f2f4f7;--text:#c7cdd8;--muted:#98a2b3;--faint:#667085;--rule:#232a38;--rule-2:#344054;--accent:#5b8def;--accent-hover:#84a9f3;--tint:#1a2130;--hdr:rgba(17,22,33,.82);color-scheme:dark}}
:root[data-theme=dark]{--paper:#111621;--ink:#f2f4f7;--text:#c7cdd8;--muted:#98a2b3;--faint:#667085;--rule:#232a38;--rule-2:#344054;--accent:#5b8def;--accent-hover:#84a9f3;--tint:#1a2130;--hdr:rgba(17,22,33,.82);color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:96px}
body{margin:0;background:var(--paper);color:var(--text);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(1200px,100% - 48px);margin-inline:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* header: same structure as the landing page */
.hdr{position:sticky;top:0;z-index:30;background:var(--hdr);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.hdr .wrap{display:flex;align-items:center;gap:24px;height:68px}
.wordmark{font:700 24px/1 var(--sans);color:#195de6;transition:color .15s}
.wordmark:hover{color:#1d4ed8}
.nav{display:flex;flex:1;justify-content:center;gap:24px}
.nav a{font-weight:500;font-size:14px;color:var(--ink);transition:color .15s;white-space:nowrap}
.nav a:hover,.nav a[aria-current]{color:var(--accent)}
.nav a.nav-cta{color:#195de6;font-weight:600}
.actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{width:40px;height:40px;border:0;background:transparent;border-radius:var(--r-ctl);display:grid;place-items:center;color:var(--ink);cursor:pointer}
.icon-btn:hover{background:var(--tint)}
.icon-btn svg{width:20px;height:20px}
.ic-sun{display:none}:root[data-theme=dark] .ic-sun{display:block}:root[data-theme=dark] .ic-moon{display:none}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .ic-sun{display:block}:root:not([data-theme=light]) .ic-moon{display:none}}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 16px;border-radius:var(--r-ctl);font:700 14px/1 var(--sans);white-space:nowrap;transition:background .15s,color .15s,border-color .15s;cursor:pointer}
.btn:active{transform:translateY(1px)}
.btn-solid{background:#195de6;color:#fff}
.btn-solid:hover{background:#1d4ed8}
.btn-text{color:var(--ink)}
.btn-text:hover{background:var(--tint)}
.btn-line{border:1px solid var(--rule-2);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--tint)}
.menu{display:none}
.menu summary{list-style:none}
.menu summary::-webkit-details-marker{display:none}
.menu .m-close,.menu[open] .m-open{display:none}
.menu[open] .m-close{display:inline}
.menu-panel{position:absolute;left:0;right:0;top:68px;background:var(--paper);border-bottom:1px solid var(--rule);box-shadow:0 12px 24px -12px rgba(15,23,42,.18);padding:8px 24px 20px;display:flex;flex-direction:column;max-height:calc(100dvh - 68px);overflow-y:auto}
.menu-panel>a{padding:13px 0;border-bottom:1px solid var(--rule);font-weight:500;font-size:16px;color:var(--ink)}
.menu-panel>a[aria-current]{color:var(--accent)}
.menu-panel>a.nav-cta{color:#195de6;font-weight:600}
.menu-actions{display:none;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
@media (max-width:1180px){.nav{display:none}.menu{display:block}}
@media (max-width:860px){.sections{-webkit-mask-image:linear-gradient(to right,#000 85%,transparent);mask-image:linear-gradient(to right,#000 85%,transparent);padding-right:32px}}
@media (max-width:720px){.actions>.btn-line{display:none}.menu-actions{display:grid}}
@media (max-width:520px){.actions>.btn-text{display:none}.hdr .wrap{gap:12px}.actions{gap:6px}.menu-panel{padding:4px 16px 16px}}
@media (max-width:380px){.wordmark{font-size:20px}.actions{gap:2px}.actions>.btn-solid{padding:0 12px}.icon-btn{width:36px}}

/* masthead */
.masthead{padding:64px 0 0}
.mh-row{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:end;padding-bottom:32px}
.mh-kicker{font:500 14px var(--sans);color:var(--muted);margin:0 0 14px}
.mh-kicker a:hover{color:var(--accent)}
.mh-title{font:600 clamp(44px,6.2vw,80px)/1.02 var(--serif);letter-spacing:-.022em;color:var(--ink);margin:0}
.mh-desc{margin:18px 0 0;font:400 19px/1.5 var(--serif);color:var(--text);max-width:54ch}
.search{position:relative;display:block}
.search input{width:100%;height:44px;border:1px solid var(--rule-2);border-radius:var(--r-ctl);background:transparent;color:var(--ink);font:400 15px var(--sans);padding:0 14px 0 40px;-webkit-appearance:none}
.search input::placeholder{color:var(--muted)}
.search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}
.search svg{position:absolute;left:13px;top:13px;width:18px;height:18px;color:var(--muted)}
.sections{display:flex;gap:28px;overflow-x:auto;border-top:2px solid var(--ink);border-bottom:1px solid var(--rule);scrollbar-width:none}
.sections::-webkit-scrollbar{display:none}
.sections a{flex:none;padding:14px 0 12px;font-weight:500;font-size:14.5px;color:var(--muted);border-bottom:2px solid transparent;transition:color .15s}
.sections a:hover{color:var(--ink)}
.sections a[aria-current]{color:var(--ink);border-bottom-color:var(--accent)}

/* shared article metadata */
.cat{display:inline-block;font:600 12px/1.2 var(--sans);letter-spacing:.07em;text-transform:uppercase;color:var(--accent)}
.meta{font-size:13.5px;color:var(--muted);margin-top:12px}
.meta b{color:var(--ink);font-weight:600}
.hl{transition:color .15s}
a:hover .hl{color:var(--accent)}
.thumb{overflow:hidden;border-radius:var(--r-img);background:var(--tint)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:opacity .2s}
a:hover .thumb img{opacity:.9}

/* lead block */
.lead{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:56px;padding:44px 0 52px;border-bottom:1px solid var(--rule)}
.lead-story{display:block}
.lead-story .thumb{aspect-ratio:3/2;margin-bottom:24px}
.lead-story h2{font:600 clamp(30px,3.4vw,44px)/1.1 var(--serif);letter-spacing:-.015em;color:var(--ink);margin:12px 0 14px}
.lead-story p{font:400 19px/1.55 var(--serif);color:var(--text);margin:0;max-width:60ch}
.lead-story.textonly{padding-top:8px}
.lead-story.textonly h2{font-size:clamp(36px,4.6vw,58px);line-height:1.06;margin-bottom:20px}
.lead-story.textonly p{font-size:21px}
.side-col{border-left:1px solid var(--rule);padding-left:40px}
.col-title{font:600 13px var(--sans);letter-spacing:.07em;text-transform:uppercase;color:var(--ink);margin:0;padding-bottom:12px;border-bottom:1px solid var(--ink)}
.side-item{display:block;padding:20px 0;border-bottom:1px solid var(--rule)}
.side-item:last-child{border-bottom:0}
.side-item h3{font:600 21px/1.25 var(--serif);color:var(--ink);margin:8px 0 0}
.side-item .meta{margin-top:8px;font-size:13px}

/* more articles */
.block{padding:48px 0 52px;border-bottom:1px solid var(--rule)}
.block-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding-bottom:12px;border-bottom:1px solid var(--ink)}
.block-head .col-title{border:0;padding:0}
.block.flat{border:0}
.rows{display:grid;grid-template-columns:1fr 1fr;column-gap:56px}
.row{display:grid;grid-template-columns:minmax(0,1fr) 168px;gap:24px;padding:26px 0;border-bottom:1px solid var(--rule);align-items:start}
.row.noimg{grid-template-columns:minmax(0,1fr)}
.rows .row:nth-last-child(1),.rows .row:nth-last-child(2):nth-child(odd){border-bottom:0}
.row h3{font:600 23px/1.22 var(--serif);color:var(--ink);margin:8px 0 8px;letter-spacing:-.005em}
.row p{margin:0;color:var(--muted);font-size:15px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.row .thumb{aspect-ratio:4/3}

/* topic fronts */
.front{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.4fr);gap:56px;padding:44px 0;border-bottom:1px solid var(--rule)}
.front h2{font:600 28px/1.15 var(--serif);color:var(--ink);margin:0 0 10px;letter-spacing:-.01em}
.front .desc{color:var(--muted);font-size:15px;margin:0 0 14px;max-width:34ch}
.more{font-weight:600;font-size:14px;color:var(--accent)}
.more:hover{text-decoration:underline;text-underline-offset:3px}
.front-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}
.front-list a{display:block;border-top:1px solid var(--rule-2);padding-top:16px}
.front-list h3{font:600 20px/1.28 var(--serif);color:var(--ink);margin:0 0 8px}
.front-list p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* readiness band: the only promotional element on the index */
.band{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:56px;align-items:center;padding:56px 0;border-bottom:1px solid var(--rule)}
.band h2{font:600 clamp(28px,3.2vw,40px)/1.12 var(--serif);color:var(--ink);margin:0;letter-spacing:-.015em}
.band p{margin:0 0 20px;color:var(--text);font-size:16.5px;max-width:46ch}
.band .links{display:flex;flex-wrap:wrap;gap:10px}

/* empty state */
.empty{padding:56px 0 8px}
.empty h2{font:600 clamp(30px,3.6vw,44px)/1.12 var(--serif);color:var(--ink);margin:0 0 14px;letter-spacing:-.015em;max-width:20ch}
.empty p{color:var(--muted);font-size:17px;margin:0;max-width:52ch}
.empty-topics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 40px;margin-top:40px;border-top:1px solid var(--rule)}
.empty-topics a{display:block;padding:20px 0;border-bottom:1px solid var(--rule)}
.empty-topics b{display:block;font:600 19px/1.3 var(--serif);color:var(--ink)}
.empty-topics span{display:block;margin-top:4px;font-size:14px;color:var(--muted)}
#results{display:none}
.no-results{display:none;padding:40px 0;color:var(--muted)}

/* article */
.progress{position:fixed;top:0;left:0;height:2px;width:100%;transform:scaleX(0);transform-origin:left;background:var(--accent);z-index:40}
.preview-bar{position:sticky;top:0;z-index:50;background:#fde68a;color:#422006;text-align:center;font-weight:600;font-size:14px;padding:8px 16px}
.art-head{width:min(700px,100% - 48px);margin:0 auto;padding:56px 0 32px}
.crumbs{font-size:14px;color:var(--muted);display:flex;flex-wrap:wrap;align-items:baseline;gap:8px}
.crumbs a:hover{color:var(--ink)}
.crumbs .cat{font-size:12px}
.art-head h1{font:600 clamp(34px,4.8vw,54px)/1.08 var(--serif);letter-spacing:-.02em;color:var(--ink);margin:16px 0 18px}
.standfirst{font:400 clamp(19px,1.8vw,22px)/1.5 var(--serif);color:var(--text);margin:0 0 28px}
.byline{display:flex;align-items:center;gap:14px;padding:16px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.byline .who{font-size:15px;color:var(--ink);font-weight:600;line-height:1.35}
.byline .who span{font-weight:400;color:var(--muted)}
.byline .when{font-size:14px;color:var(--muted)}
.av{width:44px;height:44px;border-radius:50%;object-fit:cover;flex:none;display:grid;place-items:center;font:600 14px var(--sans);color:var(--ink);background:var(--tint);border:1px solid var(--rule)}
.art-cover{width:min(1056px,100% - 48px);margin:8px auto 52px}
.art-cover .thumb{aspect-ratio:16/9}
.art-cover figcaption{font-size:13px;color:var(--muted);margin-top:10px}
.art-body{display:grid;grid-template-columns:200px minmax(0,700px) 200px;gap:56px;justify-content:center;width:min(1256px,100% - 48px);margin:0 auto}
.art-body.notoc{grid-template-columns:minmax(0,700px)}
.toc{position:sticky;top:100px;align-self:start;font-size:14px}
.toc .col-title{border-bottom-width:1px;margin-bottom:8px}
.toc ol{list-style:none;margin:0;padding:0}
.toc li a{display:block;padding:7px 0 7px 12px;border-left:2px solid transparent;color:var(--muted);line-height:1.4;transition:color .15s,border-color .15s}
.toc li.l3 a{padding-left:24px;font-size:13.5px}
.toc li a:hover{color:var(--ink)}
.toc li a.on{color:var(--ink);border-left-color:var(--accent)}
.toc-m{display:none}

.prose{font:400 20px/1.72 var(--serif);color:var(--text);min-width:0}
.prose>*:first-child{margin-top:0}
.prose p{margin:0 0 1.3em}
.prose h2{font:600 30px/1.2 var(--serif);color:var(--ink);letter-spacing:-.012em;margin:1.9em 0 .6em}
.prose h3{font:600 20px/1.35 var(--sans);color:var(--ink);margin:1.7em 0 .5em}
.prose h4{font:600 17px/1.4 var(--sans);color:var(--ink);margin:1.5em 0 .4em}
.prose a{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.prose a:hover{color:var(--accent-hover)}
.prose strong{color:var(--ink);font-weight:650}
.prose ul,.prose ol{padding-left:1.25em;margin:0 0 1.3em}
.prose li{margin:.4em 0;padding-left:.25em}
.prose li::marker{color:var(--muted)}
.prose ol>li[data-list=bullet]{list-style-type:disc}
.prose .ql-indent-1{margin-left:1.5em}.prose .ql-indent-2{margin-left:3em}
.prose .ql-align-center{text-align:center}.prose .ql-align-right{text-align:right}
.prose blockquote{margin:1.8em 0;padding:2px 0 2px 24px;border-left:3px solid var(--accent);font-style:italic;font-size:22px;line-height:1.55;color:var(--ink)}
.prose img{border-radius:var(--r-img);margin:1.8em 0;height:auto}
.prose hr{border:0;border-top:1px solid var(--rule);margin:2.4em 0}
.prose pre{background:#0f172a;color:#e2e8f0;border-radius:var(--r-img);padding:18px 20px;overflow:auto;font:14px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace}
.prose code{font:.85em ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--tint);padding:.12em .35em;border-radius:3px}
.prose pre code{background:none;padding:0}
.prose table{width:100%;border-collapse:collapse;margin:1.8em 0;font:15px/1.5 var(--sans)}
.prose th{text-align:left;color:var(--ink);font-weight:600;border-bottom:2px solid var(--ink);padding:10px 12px 10px 0}
.prose td{padding:10px 12px 10px 0;border-bottom:1px solid var(--rule)}

.aside{margin:2.4em 0;padding:22px 0 24px;border-top:2px solid var(--ink);border-bottom:1px solid var(--rule);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 32px;align-items:center}
.aside h4{font:600 21px/1.3 var(--serif);color:var(--ink);margin:0}
.aside p{grid-column:1;font:400 15.5px/1.55 var(--sans);color:var(--muted);margin:0}
.aside .btn{grid-column:2;grid-row:1/span 2}
.prose .aside a.btn{text-decoration:none;color:#fff}

.tags{display:flex;flex-wrap:wrap;gap:8px 16px;margin:8px 0 0;font-size:14px}
.tags span{color:var(--muted)}
.tags a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--rule-2);text-underline-offset:3px}
.tags a:hover{text-decoration-color:var(--ink)}
.share{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:28px 0 0}
.share>span{font-size:14px;color:var(--muted);margin-right:6px}
.share a,.share button{height:34px;padding:0 12px;border:1px solid var(--rule-2);border-radius:var(--r-ctl);background:transparent;color:var(--ink);font:500 13.5px var(--sans);cursor:pointer;display:inline-flex;align-items:center}
.share a:hover,.share button:hover{border-color:var(--ink)}
.share .copied{border-color:#16a34a;color:#16a34a}
.author{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center;margin:36px 0 0;padding:24px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.author .av{width:56px;height:56px;font-size:17px}
.author small{display:block;font-size:13px;color:var(--muted)}
.author h4{font:600 18px/1.3 var(--sans);color:var(--ink);margin:0}
.author p{margin:2px 0 0;color:var(--muted);font-size:15px}
.further{padding:52px 0 64px;margin-top:64px;border-top:1px solid var(--rule)}

/* footer */
.ftr{border-top:1px solid var(--rule);padding:44px 0 36px;margin-top:-1px}
.ftr .top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:28px}
.ftr p{color:var(--muted);font-size:14px;max-width:44ch;margin:12px 0 0}
.ftr nav{display:flex;flex-wrap:wrap;gap:10px 28px;font-size:14px;color:var(--muted)}
.ftr nav a:hover{color:var(--accent)}
.ftr .legal{color:var(--faint);font-size:13px;margin-top:32px;padding-top:20px;border-top:1px solid var(--rule)}

/* responsive */
@media (max-width:1180px){
  .art-body{grid-template-columns:200px minmax(0,700px);gap:56px}
  .art-body>.spacer{display:none}
}
@media (max-width:1024px){
  .art-body,.art-body.notoc{grid-template-columns:minmax(0,700px);gap:0}
  .art-body>.toc{display:none}
  .toc-m{display:block;margin:0 0 32px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);font-size:15px}
  .toc-m summary{cursor:pointer;padding:14px 0;font-weight:600;color:var(--ink);list-style:none;display:flex;justify-content:space-between}
  .toc-m summary::-webkit-details-marker{display:none}
  .toc-m summary::after{content:"+";color:var(--muted);font-weight:400}
  .toc-m[open] summary::after{content:"\2212"}
  .toc-m ol{padding-bottom:12px}
  .front{grid-template-columns:1fr;gap:20px}
}
@media (max-width:860px){
  .mh-row,.lead,.band{grid-template-columns:1fr;gap:28px}
  .side-col{border-left:0;padding-left:0}
  .rows{grid-template-columns:1fr}
  .rows .row:nth-last-child(2):nth-child(odd){border-bottom:1px solid var(--rule)}
  .front-list,.empty-topics{grid-template-columns:1fr;gap:0}
  .front-list a{padding-bottom:18px}
  .aside{grid-template-columns:1fr}
  .aside .btn{grid-column:1;grid-row:auto;justify-self:start;margin-top:10px}
}
@media (max-width:560px){
  .wrap,.art-head,.art-body{width:calc(100% - 32px)}
  .masthead{padding-top:40px}
  .row{grid-template-columns:minmax(0,1fr) 96px;gap:16px}
  .row h3{font-size:19px}
  .prose{font-size:18.5px}
  .prose blockquote{font-size:20px}
  .art-head{padding-top:36px}
  .art-cover{width:100%}
  .art-cover .thumb{border-radius:0;aspect-ratio:3/2}
  .art-cover figcaption{padding:0 16px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
@media print{.hdr,.sections,.toc,.toc-m,.aside,.share,.further,.ftr,.progress{display:none!important}body{background:#fff}}