.story-chart{margin:32px 0;padding:24px 0;border-block:2px solid var(--ink);font-family:var(--font-sans)}.story-chart figcaption{font-size:23px;font-weight:650;line-height:1.2;letter-spacing:-.035em}.story-chart-note,.story-chart-source,.story-chart-unit{font-size:12px;line-height:1.5;margin-top:10px;color:var(--muted)}.story-chart-axis{display:flex;justify-content:space-between;margin-top:24px;font-size:12px;color:var(--muted)}.story-chart li{margin:14px 0 22px}.story-chart-label{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:14px;line-height:1.4}.story-chart-label strong{white-space:nowrap;font-size:20px;font-weight:650}.story-chart-track{height:20px;position:relative;margin-top:8px;border-inline:1px solid var(--line);background:linear-gradient(var(--line),var(--line)) 50% /100% 1px no-repeat,linear-gradient(var(--line),var(--line)) 50% /1px 100% no-repeat}.story-chart-track span{position:absolute;height:100%;background:var(--ink);border-inline:2px solid var(--ink)}.reference-story{--font-mono:var(--font-sans);--accent-tint:#f3f3f3;--surface-sunken:#f3f3f3}.reference-story-header{display:grid;gap:32px;padding-bottom:32px;border-bottom:1px solid var(--line)}.reference-story-header--illustrated{grid-template-columns:1.05fr 1fr;align-items:center}.reference-story-intro{min-width:0;max-width:880px}.reference-story-rubric{margin-bottom:12px;color:var(--brand-blue);font:700 12px/1.3 var(--font-sans);text-transform:uppercase;letter-spacing:.14em}.reference-story h1.reference-story-title{margin:0;font:600 var(--type-title)/1.12 var(--font-sans);letter-spacing:-.022em;text-wrap:pretty;overflow-wrap:anywhere}.reference-story-dek{margin-top:18px;font:400 var(--type-dek)/1.5 var(--font-serif);text-wrap:pretty}.reference-story-byline{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:24px;font:400 12px/1.5 var(--font-sans);color:var(--muted)}.reference-story-byline a{font-weight:600;color:var(--ink)}.reference-story-photo{grid-column:1;grid-row:1;min-width:0;align-self:start;margin:0}.reference-story-photo figcaption{font:400 12px/1.5 var(--font-sans);color:var(--muted);text-transform:none;letter-spacing:0;overflow-wrap:anywhere}.reference-story .story-actions{gap:4px 16px;margin-top:8px}.reference-story .story-actions :is(a,button){font-size:12px;border:0;padding-inline:0;font-weight:500;text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:4px}.reference-story .story-actions :is(a,button):hover{background:transparent;color:var(--muted);text-decoration-color:var(--accent)}.reference-story :is(button,.story-actions a):hover{color:var(--ink);background:#efefef;border-color:var(--ink)}.reference-story-reading{display:grid;grid-template-columns:minmax(0,680px) minmax(220px,280px);justify-content:center;gap:64px;margin:40px auto 0}.reference-story-body{min-width:0}.reference-story .prose{font:400 var(--type-reading)/1.6 var(--font-serif);color:var(--ink);overflow-wrap:anywhere}.reference-story .prose :is(h2,h3){font-family:var(--font-sans);font-weight:600;letter-spacing:-.015em;line-height:1.25}.reference-story .prose h2{font-size:28px;margin-top:36px}.reference-story .prose h3{font-size:23px}.reference-story .prose a,.reference-story-body a,.reference-story-byline a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:1.5px;text-underline-offset:.18em;text-decoration-skip-ink:auto}.reference-story .prose a:hover,.reference-story-body a:hover{text-decoration-thickness:3px}.reference-story .prose blockquote{border-left:3px solid var(--ink);padding:8px 0 8px 24px;margin:28px 0;font-style:normal}.reference-story .prose li::marker{color:var(--ink)}.reference-story-body>aside{margin:0 0 28px;border-color:var(--ink)}.reference-story-body>aside>p{color:var(--ink);font:600 12px/1.5 var(--font-sans)}.reference-story-body>aside .prose{font-size:18px;line-height:1.6}.reference-story .section-head{font:700 var(--type-card)/1.25 var(--font-sans);letter-spacing:-.015em}.reference-story .section-time{font-family:var(--font-sans)}.reference-story-rail{align-self:start}.reference-story-rail>section+section{margin-top:32px}.reference-story-rail ul{border-bottom-width:1px}.reference-story-rail ul li{padding-block:16px}.reference-story-rail ul a{font:500 17px/1.3 var(--font-sans);letter-spacing:-.005em}.reference-story-rail a:is(:hover,:focus-visible){text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:3px}.reference-story-citation{margin-top:40px;padding-block:16px;border-block:1px solid var(--line)}.reference-story-citation summary{display:flex;justify-content:space-between;align-items:center;min-height:44px;cursor:pointer;font:600 16px/1.5 var(--font-sans);list-style:none}.reference-story-citation summary::-webkit-details-marker{display:none}.reference-story-citation[open] summary{margin-bottom:16px}.reference-story-citation p{overflow-wrap:anywhere}@media (max-width:1100px){.reference-story-reading{gap:36px;grid-template-columns:minmax(0,1fr) 240px}}@media (max-width:800px){.reference-story-header{grid-template-columns:1fr;gap:16px;padding-bottom:20px}.reference-story-photo{grid-column:auto;grid-row:auto}.reference-story-photo>div{aspect-ratio:16/9}.reference-story-reading{grid-template-columns:1fr;margin-top:28px}.reference-story-rail{display:grid;grid-template-columns:1fr 1fr;gap:24px}.reference-story-rail>section+section{margin-top:0}}@media (max-width:500px){.reference-story-rubric{margin-bottom:8px}.reference-story-dek{margin-top:14px}.reference-story-byline{margin-top:12px}.reference-story .prose h2{font-size:25px}.reference-story .prose h3{font-size:21px}.reference-story-rail{grid-template-columns:1fr}}.reference-story{--vb-accent:var(--accent,#2433FF);--vb-accent-ink:var(--accent-ink,#1622C9);--vb-tint:#EEF0FF;--vb-sunken:#F5F6FF;--vb-ok:#276749;--vb-neg:#9B2C2C}.vb{margin:36px 0;font-family:var(--font-sans);color:var(--ink)}.vb-title{font:650 20px/1.25 var(--font-sans);letter-spacing:-.02em;margin:0 0 6px}.vb-sub{font:400 14px/1.45 var(--font-sans);margin:0 0 14px}.vb-quote,.vb-sub{color:var(--muted)}.vb-quote{font:400 14px/1.55 var(--font-sans);border-left:3px solid var(--vb-accent);padding:2px 0 2px 14px;margin:18px 0 0}.vb-bar i,.vb-card,.vb-org,.vb>*{transition:opacity .7s ease,transform .7s ease}.vb-armed .vb-cols,.vb-armed .vb-orgs,.vb-armed ol{opacity:0;transform:translateY(16px)}.vb-stats{display:grid;grid-template-columns:repeat(var(--n,2),1fr);grid-auto-flow:column;grid-auto-columns:1fr;border-block:2px solid var(--ink)}.vb-stat{padding:20px 16px 18px 0;border-right:1px solid var(--line);margin-right:16px}.vb-stat:last-child{border-right:0;margin-right:0}.vb-stat b{display:block;font:800 clamp(32px,4vw,46px)/1 var(--font-sans);letter-spacing:-.035em;font-variant-numeric:tabular-nums}.vb-stat b small{font-size:.42em;font-weight:700;letter-spacing:0}.vb-stat span{display:block;margin-top:10px;font:500 13px/1.4 var(--font-sans);color:var(--muted)}.vb-timeline ol{list-style:none;margin:18px 0 0;padding:0 0 0 28px;position:relative}.vb-timeline ol:before{content:"";bottom:6px;background:var(--line)}.vb-timeline ol:before,.vb-tl-fill{position:absolute;left:7px;top:6px;width:2px}.vb-tl-fill{height:calc((100% - 12px) * var(--fill, 0));background:var(--vb-accent)}.vb-timeline li{position:relative;padding:0 0 18px}.vb-timeline li:before{content:"";position:absolute;left:-26px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--bg,#fff);border:2px solid var(--line);transition:.3s}.vb-timeline li.is-on:before{background:var(--vb-accent);border-color:var(--vb-accent)}.vb-timeline li.is-future:before{border-style:dashed}.vb-timeline time{display:block;font:700 12px/1.2 var(--font-sans);letter-spacing:.06em;text-transform:uppercase;color:var(--vb-accent-ink)}.vb-timeline li.is-future time{color:var(--muted)}.vb-timeline li div{margin-top:3px;font:500 16px/1.45 var(--font-sans)}.vb-now{display:inline-block;margin-left:8px;padding:3px 7px;border-radius:99px;background:var(--vb-tint);color:var(--vb-accent-ink);font:600 11px/1 var(--font-sans);vertical-align:2px}.vb-entities{background:var(--vb-sunken);border-radius:18px;padding:22px}.vb-seg{display:inline-flex;flex-wrap:wrap;gap:2px;background:#fff;border:1px solid var(--line);border-radius:99px;padding:3px;margin:4px 0 16px}.vb-seg button{font:600 13px/1 var(--font-sans);border:0;background:none;color:var(--muted);padding:9px 14px;border-radius:99px;cursor:pointer}.vb-seg button.on{background:var(--ink);color:#fff}.vb-orgs{display:grid;grid-template-columns:repeat(auto-fill,minmax(176px,1fr));gap:10px}.reference-story .reference-story-body a.vb-org,.reference-story a.vb-org{text-decoration:none;color:var(--ink)}.vb-org{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;color:inherit;text-decoration:none}a.vb-org:hover{transform:translateY(-3px);border-color:var(--vb-accent);box-shadow:0 10px 24px -14px rgba(36,51,255,.5)}.vb-org.dim{opacity:.25;transform:scale(.97)}.vb-mono{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;margin-bottom:10px;background:var(--ink);color:#fff;font:800 13px/1 var(--font-sans)}a.vb-org .vb-mono{background:var(--vb-accent)}.vb-org b{display:block;font:700 15px/1.25 var(--font-sans)}.vb-roles{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}.vb-role{font:600 11px/1 var(--font-sans);padding:5px 8px;border-radius:99px;border:1px solid var(--line);color:var(--muted)}.vb-role.on{border-color:var(--vb-accent);background:var(--vb-tint);color:var(--vb-accent-ink)}.vb-note{display:block;margin-top:8px;font:400 12px/1.4 var(--font-sans);color:var(--muted)}.vb-url{display:block;margin-top:10px;font:500 13px/1.3 var(--font-sans)}.vb-cta,.vb-url{color:var(--vb-accent-ink)}.vb-cta{display:inline-block;margin-top:16px;font:600 14px/1.3 var(--font-sans)}.vb-flow-steps{list-style:none;margin:22px 0 0;padding:0;display:grid;grid-template-columns:repeat(var(--n),1fr);position:relative}.vb-flow-steps li{position:relative;z-index:2;text-align:center;padding:0 6px;transition-delay:calc(var(--i) * .15s)}.vb-node{display:grid;place-items:center;width:54px;height:54px;margin:0 auto 10px;border-radius:50%;background:#fff;border:2px solid var(--line);font:800 18px/1 var(--font-sans);color:var(--muted);transition:.4s calc(var(--i) * .25s)}.vb:not(.vb-armed) .vb-node{border-color:var(--vb-accent);color:var(--vb-accent-ink);box-shadow:0 0 0 6px var(--vb-tint)}.vb-flow-steps b{display:block;font:700 14px/1.25 var(--font-sans)}.vb-flow-steps li>span:last-child{display:block;margin-top:5px;font:400 12.5px/1.4 var(--font-sans);color:var(--muted)}.vb-wire{position:absolute;z-index:1;top:27px;left:calc(50% / var(--n));right:calc(50% / var(--n));height:2px;background:var(--line)}.vb-armed .vb-wire i{width:0}.vb-wire i{position:absolute;inset:0;background:var(--vb-accent);transition:width 1.6s ease}.vb:not(.vb-armed) .vb-wire i{width:100%}.vb-packet{position:absolute;z-index:1;top:22px;left:calc(50% / var(--n));width:12px;height:12px;border-radius:50%;background:var(--vb-accent);opacity:0}.vb-in .vb-packet{animation:vb-flow 3.4s ease-in-out 1.6s infinite}@keyframes vb-flow{0%{left:calc(50% / var(--n));opacity:0}12%{opacity:1}88%{opacity:1}to{left:calc(100% - 50% / var(--n) - 12px);opacity:0}}.vb-cols{display:grid;grid-template-columns:repeat(var(--c),1fr);gap:12px}.vb-card{border:1px solid var(--line);border-radius:16px;padding:20px;transition-delay:calc(var(--i) * .12s)}.vb-card h4{margin:0 0 12px;font:700 12px/1.3 var(--font-sans);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.vb-big{font:800 30px/1.05 var(--font-sans);letter-spacing:-.025em}.vb-cap{margin:6px 0 14px;font:500 13px/1.4 var(--font-sans);color:var(--muted)}.vb-chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}.vb-chips span{padding:6px 9px;border-radius:8px;background:var(--vb-tint);color:var(--vb-accent-ink);font:700 12px/1 var(--font-sans)}.vb-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid var(--line);font:500 13.5px/1.35 var(--font-sans)}.vb-row b.neg{color:var(--vb-neg)}.vb-bar{display:grid;grid-template-columns:160px 1fr auto;gap:12px;align-items:center;margin:10px 0;font:600 13.5px/1.3 var(--font-sans)}.vb-track{position:relative;height:30px;border-radius:8px;background:var(--vb-sunken);overflow:hidden}.vb-track i{position:absolute;inset:0 auto 0 0;width:var(--w);border-radius:8px;background:var(--ink);transition:width 1.3s cubic-bezier(.2,.8,.2,1) calc(var(--i) * .15s)}.vb-armed .vb-track i{width:0}.vb-bar>em{font:700 14px/1.2 var(--font-sans);font-style:normal;color:var(--ink);white-space:nowrap}.vb-threshold{background:var(--vb-sunken);border-radius:18px;padding:20px 22px}.vb-th-label{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font:600 14px/1.35 var(--font-sans)}.vb-th-label output{font:800 22px/1 var(--font-sans);color:var(--vb-accent-ink);white-space:nowrap}.vb-threshold input{width:100%;margin:14px 0 10px;accent-color:var(--vb-accent)}.vb-meter{position:relative;height:12px;border-radius:99px;background:var(--line)}.vb-meter i{position:absolute;inset:0 auto 0 0;border-radius:99px;background:linear-gradient(90deg,var(--vb-accent),#7C86FF);transition:width .25s ease,background .25s}.vb-meter.over i{background:var(--vb-neg)}.vb-limit{position:absolute;right:0;top:16px;font:500 11px/1 var(--font-sans);color:var(--muted)}.vb-verdict{margin:26px 0 0;font:500 15px/1.45 var(--font-sans)}.vb-checklist ol{list-style:none;margin:14px 0 0;padding:0}.vb-checklist li{margin-bottom:8px}.vb-checklist button{display:flex;width:100%;gap:12px;align-items:flex-start;text-align:left;padding:13px 14px;border:1px solid var(--line);border-radius:14px;background:#fff;font:500 15.5px/1.45 var(--font-sans);color:var(--ink);cursor:pointer;transition:.2s}.vb-checklist button.done{border-color:var(--vb-ok);background:#F2F8F4}.vb-tick{flex:0 0 28px;height:28px;display:grid;place-items:center;border-radius:50%;background:var(--vb-tint);color:var(--vb-accent-ink);font:800 13px/1 var(--font-sans)}.vb-checklist button.done .vb-tick{background:var(--vb-ok);color:#fff}.vb-score{margin:8px 0 0;font:600 13px/1 var(--font-sans);color:var(--muted)}.vb-dls{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.vb-dl{border-radius:16px;padding:20px;background:var(--ink);color:#fff}.vb-dl-date{font:800 26px/1.05 var(--font-sans);letter-spacing:-.02em}.vb-dl-left{margin:8px 0 12px;font:600 12px/1 var(--font-sans);letter-spacing:.06em;text-transform:uppercase;opacity:.7}.vb-dl p{margin:0;font:400 14.5px/1.45 var(--font-sans);opacity:.92}.vb-progress{position:fixed;z-index:60;top:0;left:0;right:0;height:3px;background:var(--vb-accent,#2433FF);transform-origin:0 50%;transform:scaleX(0);pointer-events:none}.reference-story-rail--deep{align-self:stretch}.vb-toc{position:sticky;top:24px;margin-top:32px;padding:4px 0;background:var(--paper,#fff);font:500 13.5px/1.35 var(--font-sans)}.vb-toc p{margin:0 0 10px;font:700 11px/1 var(--font-sans);letter-spacing:.1em;text-transform:uppercase}.vb-toc a{display:block;padding:7px 0 7px 12px;border-left:2px solid var(--line);color:var(--muted);text-decoration:none}.vb-toc a.on{border-color:var(--vb-accent);color:var(--ink);font-weight:600}.reference-story .prose h2[id]{scroll-margin-top:24px}@media (max-width:760px){.vb-stats{grid-auto-flow:row;grid-template-columns:1fr 1fr}.vb-stat:nth-child(2n){border-right:0;margin-right:0}.vb-flow-steps{grid-template-columns:1fr 1fr;row-gap:22px}.vb-packet,.vb-wire{display:none}.vb-cols{grid-template-columns:1fr}.vb-bar{grid-template-columns:1fr auto}.vb-bar>span{grid-column:1/-1}.vb-entities,.vb-threshold{padding:16px;border-radius:14px}.vb-orgs{grid-template-columns:1fr 1fr;gap:8px}.vb-org{padding:12px}.vb-mono{width:30px;height:30px;margin-bottom:8px;font-size:11px}.vb-org b{font-size:14px}.vb-toc{display:none}}@media (prefers-reduced-motion:reduce){.vb *,.vb :after,.vb :before{animation:none!important;transition:none!important}.vb-track i{width:var(--w)}}