/* Storage Automation design system. Tokens first; components are plain classes rendered by build.py. */
:root{
  --ink:#090B0B;--char:#141818;--char-2:#1B2020;--line:#262C2C;--line-2:#343B3B;
  --paper:#F2F2EA;--paper-2:#E7E7DD;--paper-line:#D3D3C7;--gray:#87918D;--gray-2:#B4BBB7;--ink-2:#3C4442;
  --ch:#C7FF4D;--ch-ink:#1E2A00;
  --p1:#7CE0C3;--p2:#6CC7F5;--p3:#FFB45E;--p4:#B9A2FF;--accent:var(--ch);
  --display:"Inter Tight","Inter",system-ui,sans-serif;--body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --gutter:clamp(16px,4vw,40px);--max:1320px;--read:42rem;--radius:4px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
[data-pillar="unmanned"]{--accent:var(--p1)}[data-pillar="access"]{--accent:var(--p2)}
[data-pillar="digital"]{--accent:var(--p3)}[data-pillar="ai"]{--accent:var(--p4)}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--ink);color:var(--paper);font:1rem/1.6 var(--body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:.2em}
:focus-visible{outline:2px solid var(--ch);outline-offset:3px;border-radius:2px}
.paper :focus-visible{outline-color:var(--ink)}
::selection{background:var(--ch);color:var(--ink)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.skip{position:absolute;left:-999px;top:0;background:var(--ch);color:var(--ink);padding:.6rem 1rem;z-index:100;font-weight:600}
.skip:focus{left:8px;top:8px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.muted{color:var(--gray)}
.paper .muted{color:var(--ink-2)}

/* Type */
h1,h2,h3,h4{font-family:var(--display);font-weight:700;letter-spacing:-.025em;line-height:1.05;margin:0}
.kicker,.mono{font:500 .72rem/1.3 var(--mono);letter-spacing:.14em;text-transform:uppercase}
.kicker{color:var(--gray);display:flex;align-items:center;gap:.6rem}
.kicker .num{color:var(--accent)}
.display{font:800 clamp(3.1rem,8.6vw,8.4rem)/.86 var(--display);letter-spacing:-.055em;text-transform:uppercase}
.display-2{font:800 clamp(2.3rem,5.4vw,4.9rem)/.9 var(--display);letter-spacing:-.05em;text-transform:uppercase}
.display-3{font:700 clamp(1.9rem,4.4vw,3.6rem)/.95 var(--display);letter-spacing:-.04em}
.lede{font-size:clamp(1.08rem,1.6vw,1.3rem);line-height:1.5;color:var(--gray-2);max-width:38rem}
.paper .lede{color:var(--ink-2)}
.ch{color:var(--ch)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.7rem;font:600 .95rem/1 var(--body);padding:1rem 1.25rem;border-radius:var(--radius);text-decoration:none;border:1px solid var(--line-2);color:var(--paper);background:transparent;transition:background .2s,color .2s,border-color .2s;cursor:pointer}
.btn:hover{border-color:var(--paper)}
.btn-primary{background:var(--ch);color:var(--ink);border-color:var(--ch)}
.btn-primary:hover{background:var(--paper);border-color:var(--paper);color:var(--ink)}
.btn .arr{font-family:var(--mono);transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.paper .btn{color:var(--ink);border-color:var(--paper-line)}
.paper .btn:hover{border-color:var(--ink)}
.textlink{font:500 .78rem var(--mono);letter-spacing:.1em;text-transform:uppercase;text-decoration:none;display:inline-flex;gap:.5rem;align-items:center;color:var(--paper);border-bottom:1px solid var(--line-2);padding-bottom:.3rem}
.textlink:hover{border-color:var(--accent);color:var(--accent)}
.paper .textlink{color:var(--ink);border-color:var(--paper-line)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(9,11,11,.86);backdrop-filter:saturate(140%) blur(10px);-webkit-backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:1.5rem;height:64px}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--paper);flex:none}
.brand .sa-mark{width:30px;height:30px}
.brand-word{font:700 .98rem/1 var(--display);letter-spacing:.01em;text-transform:uppercase;white-space:nowrap}
.nav{display:flex;align-items:center;gap:.25rem;margin-left:auto}
.nav>a,.menu>summary{font:500 .92rem var(--body);color:var(--gray-2);text-decoration:none;padding:.55rem .8rem;border-radius:var(--radius);cursor:pointer;list-style:none;display:flex;align-items:center;gap:.4rem}
.menu>summary::-webkit-details-marker{display:none}
.menu>summary::after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s}
.menu[open]>summary::after{transform:rotate(225deg) translateY(-1px)}
.nav>a:hover,.menu>summary:hover,.nav>a[aria-current],.menu[open]>summary{color:var(--paper);background:var(--char)}
.menu{position:relative}
.mega{position:absolute;right:0;top:calc(100% + 10px);background:var(--char);border:1px solid var(--line-2);border-radius:6px;padding:1rem;width:min(860px,92vw);display:grid;grid-template-columns:repeat(2,1fr);gap:.25rem;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.mega.tools{width:min(520px,92vw);grid-template-columns:1fr}
.mega a{display:grid;grid-template-columns:auto 1fr;gap:.2rem 1rem;padding:1rem;border-radius:4px;text-decoration:none;color:var(--paper)}
.mega a:hover{background:var(--char-2)}
.mega .n{font:500 .75rem var(--mono);color:var(--accent);grid-row:span 2;padding-top:.15rem}
.mega strong{font:600 1.02rem var(--display);letter-spacing:-.01em}
.mega span{font-size:.86rem;color:var(--gray)}
.mega .c{font:500 .68rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gray)}
.search-btn{background:transparent;border:1px solid var(--line-2);color:var(--gray-2);border-radius:var(--radius);padding:.5rem .7rem;font:500 .8rem var(--mono);display:flex;gap:.6rem;align-items:center;cursor:pointer}
.search-btn:hover{color:var(--paper);border-color:var(--gray)}
.search-btn kbd{font:inherit;border:1px solid var(--line-2);padding:0 .3rem;border-radius:3px;color:var(--gray)}
.menu-btn{display:none}
@media(max-width:900px){
  .nav{position:absolute;top:64px;left:0;right:0;height:calc(100dvh - 64px);background:var(--ink);flex-direction:column;align-items:stretch;padding:1rem var(--gutter) 2rem;gap:.25rem;overflow:auto;display:none;margin:0}
  .nav.open{display:flex}
  .nav>a,.menu>summary{font-size:1.4rem;font-family:var(--display);padding:1rem 0;border-bottom:1px solid var(--line);border-radius:0;color:var(--paper)}
  .nav>a:hover,.menu>summary:hover,.menu[open]>summary,.nav>a[aria-current]{background:transparent}
  .mega,.mega.tools{position:static;width:auto;grid-template-columns:1fr;box-shadow:none;border:0;background:transparent;padding:.5rem 0}
  .mega a{padding:.75rem 0}
  .menu-btn{display:flex;margin-left:auto;background:transparent;border:1px solid var(--line-2);color:var(--paper);border-radius:var(--radius);padding:.55rem .8rem;font:500 .78rem var(--mono);letter-spacing:.1em;text-transform:uppercase;cursor:pointer}
  .search-btn{margin-left:.5rem}
  .search-btn .label,.search-btn kbd{display:none}
  .header-inner{gap:.5rem}
}
@media(max-width:420px){.brand-word{font-size:.84rem}}

/* Search dialog */
.search{border:1px solid var(--line-2);background:var(--char);color:var(--paper);border-radius:8px;padding:0;width:min(680px,94vw);max-height:80vh}
.search::backdrop{background:rgba(9,11,11,.7);backdrop-filter:blur(4px)}
.search form{display:flex;border-bottom:1px solid var(--line)}
.search input{flex:1;background:transparent;border:0;color:var(--paper);font:500 1.15rem var(--body);padding:1.1rem 1.2rem;outline:none}
.search button{background:transparent;border:0;color:var(--gray);font:500 .75rem var(--mono);padding:0 1rem;cursor:pointer}
.search ul{list-style:none;margin:0;padding:.5rem;overflow:auto;max-height:60vh}
.search li a{display:block;padding:.8rem;border-radius:4px;text-decoration:none}
.search li a:hover,.search li a[aria-selected=true]{background:var(--char-2)}
.search li strong{display:block;font:600 1rem var(--display)}
.search li span{font-size:.85rem;color:var(--gray)}
.search .empty{padding:1rem;color:var(--gray)}

/* Sections */
section.band{padding:clamp(4.5rem,11vw,9rem) 0;position:relative}
.paper{background:var(--paper);color:var(--ink)}
.paper .kicker{color:var(--ink-2)}
.band-head{display:grid;gap:1.5rem;margin-bottom:clamp(2.5rem,6vw,4.5rem)}
@media(min-width:960px){.band-head.split{grid-template-columns:1.4fr 1fr;align-items:end}}
.rule{border:0;border-top:1px solid var(--line);margin:0}

/* Hero */
.hero{position:relative;min-height:calc(100svh - 64px);display:flex;align-items:center;overflow:hidden;padding:4rem 0 3rem;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;gap:2.5rem;align-items:center;width:100%}
@media(min-width:1040px){.hero-grid{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr)}}
.hero h1 .sub{display:block;font:500 .74rem/1.4 var(--mono);letter-spacing:.14em;text-transform:none;color:var(--gray);margin-top:1.6rem;letter-spacing:.06em}
.hero .lede{margin:1.6rem 0 2.2rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem}
.hero-note{margin-top:2.5rem;display:flex;align-items:center;gap:.75rem;color:var(--gray);font:500 .72rem var(--mono);letter-spacing:.12em;text-transform:uppercase}
.hero-note::before{content:"";width:28px;height:1px;background:var(--gray)}
.bgrid{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse at 70% 45%,#000 0%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse at 70% 45%,#000 0%,transparent 70%);opacity:.55}

/* Facility diagram */
.facility{position:relative;width:100%;max-width:640px;margin-inline:auto}
.facility svg{width:100%;height:auto;overflow:visible}
.f-plan rect{fill:none;stroke:var(--line-2);stroke-width:1}
.f-plan .bld{stroke:#4A5352;stroke-width:1.2}
.f-plan .unit{stroke:#2C3333}
.f-link{fill:none;stroke:#3A4342;stroke-width:1.2}
.f-flow{fill:none;stroke:var(--ch);stroke-width:1.4;stroke-dasharray:4 14;opacity:.0;transition:opacity .3s}
.f-node circle.dot{fill:var(--ink);stroke:var(--gray);stroke-width:1.4;transition:stroke .2s,fill .2s}
.f-node circle.halo{fill:none;stroke:var(--ch);stroke-width:1;opacity:0}
.f-node text{font:500 10.5px var(--mono);letter-spacing:.08em;text-transform:uppercase;fill:var(--gray-2)}
.f-node{cursor:pointer;outline:none}
.f-node:hover circle.dot,.f-node:focus-visible circle.dot,.f-node.on circle.dot{stroke:var(--ch);fill:var(--ch)}
.f-node:hover text,.f-node:focus-visible text,.f-node.on text{fill:var(--paper)}
.f-hub rect{fill:var(--ink);stroke:var(--ch);stroke-width:1.2}
.f-hub text{font:600 10px var(--mono);letter-spacing:.12em;fill:var(--ch);text-transform:uppercase}
.f-cap{font:500 9px var(--mono);letter-spacing:.14em;fill:var(--gray);text-transform:uppercase}
.facility .readout{margin-top:1rem;min-height:3.2em;border-top:1px solid var(--line);padding-top:.9rem;font-size:.92rem;color:var(--gray-2);display:grid;grid-template-columns:auto 1fr;gap:1rem}
.facility .readout b{font:500 .72rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ch);padding-top:.15rem}
.motion .f-flow{opacity:.9;animation:flow 2.6s linear infinite}
.motion .f-link.l-active+.f-flow,.f-flow.l-active{opacity:1}
.motion .f-node circle.halo{animation:halo 3.2s var(--ease) infinite}
@keyframes flow{to{stroke-dashoffset:-36}}
@keyframes halo{0%{r:6;opacity:.6}70%,100%{r:18;opacity:0}}

/* Pillars */
.pillars{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:900px){.pillars{grid-template-columns:repeat(12,1fr)}
  .pillar:nth-child(1){grid-column:span 7}.pillar:nth-child(2){grid-column:span 5}
  .pillar:nth-child(3){grid-column:span 5}.pillar:nth-child(4){grid-column:span 7}}
.pillar{background:var(--ink);padding:clamp(1.5rem,3vw,2.5rem);position:relative;display:flex;flex-direction:column;gap:1.25rem;min-height:26rem;overflow:hidden;transition:background .35s}
.pillar:hover{background:var(--char)}
.pillar .big{font:800 clamp(4.5rem,9vw,8rem)/.8 var(--display);letter-spacing:-.06em;color:transparent;-webkit-text-stroke:1px var(--line-2);position:absolute;right:1.25rem;top:1rem;transition:-webkit-text-stroke-color .35s,color .35s}
.pillar:hover .big{-webkit-text-stroke-color:var(--accent)}
.pillar h3{font:800 clamp(2rem,4vw,3.4rem)/.9 var(--display);letter-spacing:-.045em;text-transform:uppercase;max-width:9ch}
.pillar h3 a{text-decoration:none}
.pillar h3 a::after{content:"";position:absolute;inset:0;z-index:1}
.pillar .tag{font:500 1.15rem/1.35 var(--display);color:var(--gray-2);max-width:24ch;letter-spacing:-.01em}
.pillar .art{height:120px;margin-top:auto;color:var(--accent)}
.pillar .art svg{height:100%;width:auto}
.pillar .meta{display:flex;justify-content:space-between;align-items:center;font:500 .72rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gray);border-top:1px solid var(--line);padding-top:1rem}
.pillar .meta .go{color:var(--accent)}
.pillar ul{list-style:none;margin:0;padding:0;position:relative;z-index:2;display:grid;gap:.35rem}
.pillar ul a{font-size:.9rem;color:var(--gray-2);text-decoration:none}
.pillar ul a:hover{color:var(--paper);text-decoration:underline}

/* Stack explorer */
.explorer{display:grid;gap:0;border:1px solid var(--line)}
@media(min-width:960px){.explorer{grid-template-columns:minmax(260px,.85fr) 1.4fr}}
.ex-tabs{display:flex;flex-direction:column;border-right:1px solid var(--line)}
.ex-tab{all:unset;cursor:pointer;display:grid;grid-template-columns:2.5rem 1fr auto;align-items:center;padding:1rem 1.25rem;border-bottom:1px solid var(--line);font:600 1.02rem var(--display);color:var(--gray-2);transition:background .2s,color .2s}
.ex-tab:last-child{border-bottom:0}
.ex-tab .n{font:500 .72rem var(--mono);color:var(--gray)}
.ex-tab::after{content:"→";font-family:var(--mono);opacity:0;transition:opacity .2s,transform .2s;transform:translateX(-4px)}
.ex-tab:hover,.ex-tab[aria-selected=true]{background:var(--char);color:var(--paper)}
.ex-tab[aria-selected=true] .n{color:var(--ch)}
.ex-tab[aria-selected=true]::after{opacity:1;transform:none;color:var(--ch)}
.ex-tab:focus-visible{outline:2px solid var(--ch);outline-offset:-2px}
.ex-panels{position:relative}
.ex-panel{padding:clamp(1.5rem,3.5vw,3rem);display:grid;gap:1.5rem;align-content:start;border-bottom:1px solid var(--line)}
.js .ex-panel{border-bottom:0}
.ex-panel[hidden]{display:none}
.ex-panel h3{font:700 clamp(1.6rem,3vw,2.4rem)/1 var(--display);letter-spacing:-.035em}
.ex-panel p{color:var(--gray-2);max-width:36rem;margin:0}
.ex-diagram{height:140px;border:1px solid var(--line);background:linear-gradient(var(--char) 0 0) padding-box;position:relative;overflow:hidden}
.ex-diagram svg{width:100%;height:100%}
.ex-links{list-style:none;margin:0;padding:0;display:grid;gap:0;border-top:1px solid var(--line)}
.ex-links a{display:flex;justify-content:space-between;gap:1rem;padding:.85rem 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--paper)}
.ex-links a:hover{color:var(--ch)}
.ex-links a span{font:500 .7rem var(--mono);letter-spacing:.1em;color:var(--gray);text-transform:uppercase;white-space:nowrap}
.ex-foot{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;padding:1rem 1.25rem;border-top:1px solid var(--line);font:500 .72rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gray)}

/* Economics */
.econ{display:grid;gap:clamp(1.5rem,4vw,3rem);border:1px solid var(--paper-line);background:#F8F8F1;padding:clamp(1.25rem,3vw,2.5rem)}
@media(min-width:960px){.econ{grid-template-columns:1fr 1.15fr}}
.seg{display:inline-grid;grid-auto-flow:column;border:1px solid var(--paper-line);border-radius:var(--radius);padding:3px;gap:3px;background:var(--paper)}
.seg label{position:relative;cursor:pointer}
.seg input{position:absolute;opacity:0;inset:0;cursor:pointer}
.seg span{display:block;padding:.6rem 1rem;font:600 .9rem var(--body);border-radius:3px;color:var(--ink-2)}
.seg input:checked+span{background:var(--ink);color:var(--paper)}
.seg input:focus-visible+span{outline:2px solid var(--ink);outline-offset:2px}
.mini-fields{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem 1rem;margin-top:1.5rem}
.mini-fields label{font:500 .68rem/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);display:grid;gap:.35rem}
.mini-fields input{font:600 1rem var(--mono);color:var(--ink);background:var(--paper);border:1px solid var(--paper-line);border-radius:3px;padding:.55rem .6rem;width:100%}
.mini-fields input:focus{border-color:var(--ink);outline:none}
.mini-fields .used input{border-color:var(--ink-2)}

.bars{display:grid;gap:1.1rem;align-content:start}
.bar-row{display:grid;gap:.45rem}
.bar-row .top{display:flex;justify-content:space-between;align-items:baseline;font:500 .72rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2)}
.bar-row .val{font:700 clamp(1.4rem,3vw,2.2rem)/1 var(--display);letter-spacing:-.03em;color:var(--ink);text-transform:none}
.bar-track{height:14px;background:var(--paper-2);position:relative;overflow:hidden}
.bar-fill{position:absolute;inset:0 auto 0 0;background:var(--ink-2);width:0;transition:width .6s var(--ease)}
.bar-row.sel .bar-fill{background:var(--ink)}
.bar-row.sel .top{color:var(--ink)}
.bar-row.sel .top::after{content:"";}
.formula{font:500 .82rem/1.6 var(--mono);color:var(--ink-2);border-top:1px solid var(--paper-line);padding-top:1rem;margin:0}
.formula b{color:var(--ink);font-weight:600}
.econ .note{font-size:.85rem;color:var(--ink-2);margin:0}

/* Library */
.feature-story{display:grid;gap:2rem;border-top:1px solid var(--paper-line);border-bottom:1px solid var(--paper-line);padding:clamp(2rem,4vw,3rem) 0;margin-bottom:2.5rem;text-decoration:none;color:inherit}
@media(min-width:960px){.feature-story{grid-template-columns:1.3fr 1fr;align-items:center}}
.feature-story h3{font:800 clamp(2.2rem,5.6vw,5rem)/.92 var(--display);letter-spacing:-.05em;margin:1rem 0}
.feature-story:hover h3{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:.12em}
.feature-art{aspect-ratio:4/3;background:var(--ink);color:var(--ch);display:grid;place-items:center;overflow:hidden}
.feature-art svg{width:86%;height:86%}
.filters{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}
.filters button{font:500 .72rem var(--mono);letter-spacing:.1em;text-transform:uppercase;background:transparent;border:1px solid var(--paper-line);color:var(--ink-2);padding:.55rem .8rem;border-radius:999px;cursor:pointer}
.filters button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.lib{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;border-top:1px solid var(--paper-line)}
@media(min-width:700px){.lib{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1100px){.lib{grid-template-columns:repeat(3,1fr)}}
.lib li{border-bottom:1px solid var(--paper-line)}
@media(min-width:700px){.lib li:nth-child(odd){border-right:1px solid var(--paper-line)}}
@media(min-width:1100px){.lib li{border-right:1px solid var(--paper-line)}.lib li:nth-child(3n){border-right:0}}
.lib li[hidden]{display:none}
.story{display:flex;flex-direction:column;gap:.75rem;padding:1.5rem 1.25rem 1.75rem;height:100%;text-decoration:none;color:var(--ink);transition:background .25s}
.story:hover{background:#FBFBF6}
.story .kicker{color:var(--ink-2)}
.story .kicker .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 1px rgba(9,11,11,.25)}
.story h3{font:700 1.4rem/1.08 var(--display);letter-spacing:-.025em}
.story:hover h3{text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:.15em}
.story p{margin:0;color:var(--ink-2);font-size:.93rem}
.story .foot{margin-top:auto;font:500 .7rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);display:flex;gap:1rem}
/* dark variant of story list (pillar pages) */
.dark-lib{border-top:1px solid var(--line)}
.dark-lib li{border-color:var(--line)!important}
.dark-lib .story{color:var(--paper)}
.dark-lib .story:hover{background:var(--char)}
.dark-lib .story p,.dark-lib .story .foot,.dark-lib .story .kicker{color:var(--gray)}

/* Journey */
.journey{display:grid;gap:0;border:1px solid var(--line)}
.j-steps{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line)}
.j-step{all:unset;cursor:pointer;padding:1.2rem 1.25rem 1.4rem;border-right:1px solid var(--line);display:grid;gap:.6rem;position:relative}
.j-step:last-child{border-right:0}
.j-step .n{font:500 .72rem var(--mono);color:var(--gray)}
.j-step strong{font:800 clamp(1rem,2.3vw,1.9rem)/1 var(--display);letter-spacing:-.04em;text-transform:uppercase;color:var(--gray)}
.j-step::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:transparent;transition:background .3s}
.j-step[aria-selected=true] strong,.j-step:hover strong{color:var(--paper)}
.j-step[aria-selected=true] .n{color:var(--ch)}
.j-step[aria-selected=true]::after{background:var(--ch)}
.j-step:focus-visible{outline:2px solid var(--ch);outline-offset:-2px}
.j-panel{padding:clamp(1.5rem,3.5vw,3rem);display:grid;gap:2rem}
@media(min-width:960px){.j-panel{grid-template-columns:1.2fr 1fr 1fr}}
.j-panel[hidden]{display:none}
.j-panel h3{font:700 clamp(1.5rem,2.6vw,2.2rem)/1.05 var(--display);letter-spacing:-.03em}
.j-panel p{color:var(--gray-2);margin:.75rem 0 0}
.j-panel h4{font:500 .72rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin-bottom:.75rem}
.j-panel ul{margin:0;padding:0;list-style:none;display:grid;gap:.5rem}
.j-panel li{padding-left:1.1rem;position:relative;color:var(--gray-2);font-size:.95rem}
.j-panel li::before{content:"";position:absolute;left:0;top:.65em;width:6px;height:1px;background:var(--gray)}
.j-panel .human li::before{background:var(--ch)}
.j-meter{display:flex;gap:4px;margin-top:1.25rem}
.j-meter i{flex:1;height:4px;background:var(--line-2)}
.j-meter i.on{background:var(--ch)}
.no-js-steps .j-panel[hidden]{display:grid}
@media(max-width:700px){.j-steps{grid-template-columns:repeat(2,1fr)}.j-step:nth-child(2){border-right:0}.j-step:nth-child(-n+2){border-bottom:1px solid var(--line)}}

/* Closing */
.close{padding:clamp(6rem,16vw,13rem) 0;border-top:1px solid var(--line);position:relative;overflow:hidden}
.close .display-2{max-width:14ch}
.close p{margin:2rem 0 2.5rem}

/* Footer */
.site-footer{border-top:1px solid var(--line);padding:4rem 0 2rem;background:var(--ink);color:var(--gray-2);font-size:.92rem}
.foot-grid{display:grid;gap:2.5rem}
@media(min-width:900px){.foot-grid{grid-template-columns:1.4fr repeat(3,1fr)}}
.foot-grid h2{font:500 .7rem var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--gray);margin-bottom:1rem}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:.55rem}
.foot-grid a{text-decoration:none;color:var(--gray-2)}
.foot-grid a:hover{color:var(--paper);text-decoration:underline}
.foot-brand p{max-width:28ch;margin:1rem 0 0;color:var(--gray)}
.foot-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;margin-top:3.5rem;padding-top:1.5rem;border-top:1px solid var(--line);font:500 .7rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gray)}
.foot-base a{color:var(--gray-2)}

/* Breadcrumbs */
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.5rem;font:500 .7rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gray)}
.crumbs li+li::before{content:"/";margin-right:.5rem;color:var(--line-2)}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--paper)}
.paper .crumbs ol{color:var(--ink-2)}

/* Chapter (pillar) hero */
.chapter{padding:clamp(3rem,8vw,6.5rem) 0 clamp(3rem,7vw,5rem);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.chapter-grid{display:grid;gap:2.5rem;align-items:end}
@media(min-width:1000px){.chapter-grid{grid-template-columns:1.3fr 1fr}}
.chapter .bignum{font:800 clamp(6rem,20vw,16rem)/.75 var(--display);letter-spacing:-.07em;color:transparent;-webkit-text-stroke:1px var(--accent);margin:2rem 0 1rem}
.chapter h1{font:800 clamp(2.4rem,6.4vw,5.6rem)/.9 var(--display);letter-spacing:-.05em;text-transform:uppercase;max-width:14ch}
.chapter .lede{margin-top:1.5rem}
.chapter-art{color:var(--accent);max-width:520px;width:100%;justify-self:end}
.chapter-stats{display:flex;gap:2rem;margin-top:2rem;font:500 .72rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gray)}
.chapter-stats b{display:block;font:700 2rem var(--display);letter-spacing:-.03em;color:var(--paper);text-transform:none;margin-bottom:.2rem}
.intro-cols{display:grid;gap:2rem}
@media(min-width:960px){.intro-cols{grid-template-columns:1fr 1.6fr}}
.prose-dark p{color:var(--gray-2);font-size:1.08rem;max-width:var(--read)}
.path{list-style:none;margin:0;padding:0;counter-reset:p;border-top:1px solid var(--line)}
.path li{border-bottom:1px solid var(--line)}
.path a{display:grid;grid-template-columns:3.5rem 1fr auto;gap:1rem;align-items:baseline;padding:1.4rem 0;text-decoration:none;color:var(--paper)}
.path a:hover h3{color:var(--accent)}
.path .n{font:500 .78rem var(--mono);color:var(--accent)}
.path h3{font:700 clamp(1.2rem,2.2vw,1.7rem)/1.1 var(--display);letter-spacing:-.025em;transition:color .2s}
.path p{margin:.4rem 0 0;color:var(--gray);font-size:.93rem;max-width:44rem}
.path .rt{font:500 .7rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gray);white-space:nowrap}
@media(max-width:640px){.path a{grid-template-columns:2.5rem 1fr}.path .rt{display:none}}
.start{display:grid;gap:1.5rem;padding:clamp(1.5rem,3vw,2.5rem);border:1px solid var(--line);background:var(--char);text-decoration:none;color:var(--paper);margin-bottom:3rem}
@media(min-width:900px){.start{grid-template-columns:1fr auto;align-items:end}}
.start h3{font:800 clamp(1.8rem,4vw,3.2rem)/.95 var(--display);letter-spacing:-.045em;margin-top:.75rem;max-width:20ch}
.start:hover h3{color:var(--accent)}
.tools-row{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:800px){.tools-row{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1100px){.tools-row{grid-template-columns:repeat(4,1fr)}}
.tool-link{background:var(--ink);padding:1.5rem;text-decoration:none;color:var(--paper);display:grid;gap:.6rem;min-height:11rem;align-content:space-between}
.tool-link:hover{background:var(--char)}
.tool-link strong{font:700 1.25rem/1.1 var(--display);letter-spacing:-.02em}
.tool-link span{font-size:.88rem;color:var(--gray)}

/* Article */
.progress-bar{position:fixed;top:64px;left:0;height:2px;background:var(--accent);width:0;z-index:49;transform-origin:left}
.article-head{padding:clamp(2.5rem,7vw,5.5rem) 0 clamp(2.5rem,5vw,4rem);border-bottom:1px solid var(--line)}
.article-head h1{font:800 clamp(2.3rem,6vw,5.4rem)/.94 var(--display);letter-spacing:-.05em;max-width:17ch;margin:1.75rem 0 0}
.article-head .lede{margin-top:1.75rem;max-width:44rem}
.byline{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;margin-top:2rem;font:500 .74rem var(--mono);letter-spacing:.06em;color:var(--gray)}
.byline a{color:var(--paper);text-decoration:none;border-bottom:1px solid var(--line-2)}
.byline a:hover{border-color:var(--accent)}
.topics{margin-top:.75rem;font:500 .7rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gray)}
.topics a{color:var(--accent);text-decoration:none}
.article-body{background:var(--paper);color:var(--ink);padding:clamp(2.5rem,6vw,5rem) 0 clamp(3rem,7vw,6rem)}
.article-grid{display:grid;gap:3rem}
@media(min-width:1100px){.article-grid{grid-template-columns:240px minmax(0,var(--read)) 1fr}}
.toc{display:none}
@media(min-width:1100px){.toc{display:block;position:sticky;top:96px;align-self:start;max-height:calc(100vh - 120px);overflow:auto}}
.toc h2{font:500 .7rem var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);margin-bottom:1rem}
.toc ol{list-style:none;margin:0;padding:0;border-left:1px solid var(--paper-line)}
.toc a{display:block;padding:.35rem 0 .35rem 1rem;margin-left:-1px;border-left:2px solid transparent;font-size:.85rem;line-height:1.35;color:var(--ink-2);text-decoration:none}
.toc a:hover{color:var(--ink)}
.toc a.on{border-left-color:var(--ink);color:var(--ink);font-weight:600}
.prose{font-size:1.075rem;line-height:1.72;min-width:0}
.prose>*:first-child{margin-top:0}
.prose h2{font:700 clamp(1.6rem,2.8vw,2.2rem)/1.08 var(--display);letter-spacing:-.03em;margin:3.25rem 0 1rem;padding-top:1.5rem;border-top:1px solid var(--paper-line)}
.prose h3{font:700 1.25rem/1.25 var(--display);letter-spacing:-.015em;margin:2rem 0 .5rem}
.prose p,.prose ul,.prose ol{margin:0 0 1.15rem}
.prose ul,.prose ol{padding-left:1.25rem}
.prose li{margin:.35rem 0}
.prose li::marker{color:var(--ink-2)}
.prose a{color:var(--ink);text-decoration-color:rgba(9,11,11,.35)}
.prose a:hover{text-decoration-color:var(--ink);background:rgba(199,255,77,.45)}
.prose strong{font-weight:650}
.prose sup a{font:600 .7em var(--mono);text-decoration:none;color:var(--ink-2)}
.prose code{font:500 .88em var(--mono);background:var(--paper-2);padding:.05rem .3rem;border-radius:3px}
.table-wrap{overflow-x:auto;margin:1.5rem 0 2rem;border-top:2px solid var(--ink)}
.prose table{border-collapse:collapse;width:100%;font-size:.92rem;line-height:1.5}
.prose caption{text-align:left;font:500 .72rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);padding:.8rem 0}
.prose th,.prose td{border-bottom:1px solid var(--paper-line);padding:.75rem .9rem .75rem 0;text-align:left;vertical-align:top}
.prose thead th{font:600 .74rem var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);border-bottom:1px solid var(--ink)}
.prose tbody th{font-weight:650}
.prose .faq h3{margin-top:1.75rem}
.prose .faq{border-top:1px solid var(--paper-line)}
.prose .sources{font-size:.88rem;color:var(--ink-2);padding-left:1.4rem}
.prose .sources a{word-break:break-word}
.prose .related{list-style:none;padding:0;border-top:1px solid var(--ink)}
.prose .related li{margin:0;border-bottom:1px solid var(--paper-line)}
.prose .related a{display:flex;justify-content:space-between;gap:1rem;padding:1rem 0;text-decoration:none;font:600 1.1rem/1.25 var(--display);letter-spacing:-.01em}
.prose .related a::after{content:"→";font-family:var(--mono)}
.prose .related a:hover{background:transparent;color:var(--ink-2)}
.prose blockquote,.prose .note{border-left:2px solid var(--ink);padding:.25rem 0 .25rem 1.25rem;margin:1.5rem 0;color:var(--ink-2)}
.article-side{display:none}
.article-foot{margin-top:4rem;padding-top:2rem;border-top:1px solid var(--ink);display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center}

/* Tools */
.tool-shell{display:grid;gap:0;border:1px solid var(--ink);background:#F8F8F1;margin:0 0 3rem}

.calc{padding:clamp(1.25rem,3vw,2rem);border-bottom:1px solid var(--paper-line)}

.calc fieldset{border:0;padding:0;margin:0}
.calc legend{font:500 .72rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);padding:0;margin-bottom:.5rem}
.field{margin:1rem 0}
.field label{display:block;font-weight:600;font-size:.92rem;margin-bottom:.35rem}
.input-unit{display:flex;align-items:center;border:1px solid var(--paper-line);background:var(--paper);border-radius:3px}
.input-unit:focus-within{border-color:var(--ink)}
.input-unit input{font:600 1.05rem var(--mono);border:0;background:transparent;padding:.65rem .75rem;width:100%;color:var(--ink);outline:none;min-width:0}
.input-unit span{font:500 .7rem var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);padding-right:.75rem;white-space:nowrap}
.results{padding:clamp(1.25rem,3vw,2rem);background:var(--ink);color:var(--paper)}
.results h2{font:500 .72rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin:0 0 .75rem;border:0;padding:0}
.results #calc-status{color:var(--gray);font-size:.88rem;margin:0 0 1.25rem}
.result-grid{display:grid;gap:1px;background:var(--line);margin:0;border:1px solid var(--line)}
.result-grid div{background:var(--ink);padding:1rem 1.1rem}
.result-grid dt{font:500 .7rem var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--gray)}
.result-grid dd{margin:.4rem 0 0;font:700 clamp(1.6rem,3.2vw,2.4rem)/1 var(--display);letter-spacing:-.035em;color:var(--paper)}
.result-grid div.hl dd{color:var(--ch)}
.result-bars{display:grid;gap:.6rem;margin-top:1.25rem}
.result-bars .rb{display:grid;grid-template-columns:5.5rem 1fr;align-items:center;gap:.75rem;font:500 .7rem var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--gray)}
.result-bars .t{height:10px;background:var(--char-2);position:relative}
.result-bars .f{position:absolute;inset:0 auto 0 0;width:0;background:var(--paper);transition:width .6s var(--ease)}
.result-bars .rb:first-child .f{background:var(--gray)}
.formulas{padding-left:1.2rem}
.checklist{border:0;padding:0;margin:0 0 1rem;display:grid;gap:0;border-top:1px solid var(--paper-line)}
.check{display:flex;gap:.9rem;align-items:flex-start;padding:.9rem 0;border-bottom:1px solid var(--paper-line);cursor:pointer;font-size:1rem}
.check input{appearance:none;-webkit-appearance:none;width:1.25rem;height:1.25rem;border:1.5px solid var(--ink);border-radius:2px;margin-top:.15rem;flex:none;display:grid;place-items:center;cursor:pointer;background:var(--paper)}
.check input:checked{background:var(--ink)}
.check input:checked::after{content:"";width:.6rem;height:.32rem;border-left:2px solid var(--ch);border-bottom:2px solid var(--ch);transform:rotate(-45deg) translate(1px,-1px)}
.check input:checked+span{color:var(--ink-2);text-decoration:line-through;text-decoration-color:rgba(9,11,11,.35)}
.progress{position:sticky;top:76px;z-index:2;background:var(--ink);color:var(--paper);padding:1rem 1.25rem;font:500 .8rem var(--mono);letter-spacing:.06em;display:flex;align-items:center;gap:1rem;margin:0 0 2rem}
.progress .meter{flex:1;height:4px;background:var(--line-2);position:relative}
.progress .meter i{position:absolute;inset:0 auto 0 0;background:var(--ch);width:0;transition:width .4s var(--ease)}
.checked-note{font:500 .72rem var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);display:inline-block;border:1px solid var(--paper-line);padding:.5rem .75rem}
.stack-index{display:flex;flex-wrap:wrap;gap:.4rem;margin:1.5rem 0 2rem;padding:0;list-style:none}
.stack-index a{display:inline-block;font:500 .7rem var(--mono);letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--paper-line);padding:.5rem .7rem;text-decoration:none;color:var(--ink-2)}
.stack-index a:hover{border-color:var(--ink);color:var(--ink);background:transparent}
.stack-index span{color:var(--ink-2);opacity:.7}
.prose .vendors td:first-child{font-weight:650;white-space:nowrap}
.prose .vendors td:last-child a{font:500 .8rem var(--mono);word-break:break-all}

/* Generic pages */
.page-head{padding:clamp(3rem,8vw,6rem) 0 clamp(2rem,5vw,3.5rem);border-bottom:1px solid var(--line)}
.page-head h1{font:800 clamp(2.2rem,5.8vw,4.8rem)/.94 var(--display);letter-spacing:-.05em;max-width:18ch;margin-top:1.5rem}
.page-body{background:var(--paper);color:var(--ink);padding:clamp(2.5rem,6vw,5rem) 0}
.page-body .prose{max-width:var(--read)}
.nf{min-height:70vh;display:grid;align-content:center;padding:4rem 0}
.nf-code{font:800 clamp(7rem,26vw,20rem)/.8 var(--display);letter-spacing:-.07em;color:transparent;-webkit-text-stroke:1px var(--ch);margin:0}
.nf h1{font:800 clamp(2rem,5vw,4rem)/.95 var(--display);letter-spacing:-.045em;margin:1.5rem 0 1rem}
.nf p a{color:var(--paper)}
.signup{display:none}

/* Motion: reveal (only when JS adds .motion to <html> and the user allows motion) */
.motion .reveal{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.motion .reveal.in{opacity:1;transform:none}
.motion .line-in>span{display:block;overflow:hidden}
.motion .line-in>span>span{display:block;transform:translateY(105%);transition:transform 1s var(--ease)}
.motion .line-in.in>span>span{transform:none}
.motion .line-in.in>span:nth-child(2)>span{transition-delay:.08s}
.motion .line-in.in>span:nth-child(3)>span{transition-delay:.16s}
.sa-mark .sa-route{stroke-dasharray:120;stroke-dashoffset:0}
.motion .brand .sa-animate .sa-route{animation:draw 1.4s var(--ease) both}
.motion .brand .sa-animate .sa-node{animation:pop .5s var(--ease) 1.2s both}
.brand:hover .sa-node{fill:var(--paper)}
@keyframes draw{from{stroke-dashoffset:120}to{stroke-dashoffset:0}}
@keyframes pop{from{transform:scale(0);transform-origin:10px 38px}to{transform:scale(1);transform-origin:10px 38px}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.site-footer,.toc,.progress-bar{display:none}.article-body,.page-body{background:#fff}}
/* a11y contrast fixes */
.paper .kicker .num{color:var(--ink)}
.mini-fields .unused{opacity:1;color:#5E6764}.mini-fields .unused input{color:#5E6764;border-style:dashed}
.nf p a.btn-primary{color:var(--ink)}
.topics a{text-decoration:underline}
.article-body .muted,.page-body .muted{color:var(--ink-2)}
@media(max-width:600px){.f-node text{font-size:18px}.f-cap{display:none}.f-node circle.dot{r:9}}

/* Storage unit line art */
.unit-art{width:100%;height:auto;color:#3E4746;overflow:visible}
.unit-art text{font:500 9px var(--mono);letter-spacing:.1em;fill:var(--gray);stroke:none}
.unit-art .u-tag{fill:var(--accent);letter-spacing:.12em;text-transform:uppercase}
.unit-art .u-lit{color:var(--accent)}
.unit-art .u-lit text{fill:var(--accent)}
.unit-art .u-lock{fill:none;stroke:currentColor}
.unit-art .u-lit .u-lock,.unit-art.door .u-lock{fill:var(--accent);stroke:var(--accent)}
.unit-art .u-link{stroke:var(--accent);stroke-width:1.2;stroke-dasharray:3 4}
.unit-art .u-node{fill:var(--accent)}
.motion .unit-art .u-lit .u-lock,.motion .unit-art .u-node{animation:lockpulse 2.8s var(--ease) infinite}
@keyframes lockpulse{0%,100%{opacity:1}50%{opacity:.35}}
.units-strip{border-bottom:1px solid var(--line);padding:2.5rem 0 0;overflow:hidden}
.close-units{position:absolute;left:0;right:0;bottom:0;opacity:.55;pointer-events:none;padding:0 var(--gutter)}
.close{padding-bottom:clamp(9rem,20vw,16rem)}
.chapter-units{margin-top:3rem}
.head-grid{display:grid;gap:2rem;align-items:end}
.head-door{display:none;color:#56605E}
@media(min-width:1000px){.head-grid{grid-template-columns:1fr 280px}.head-door{display:block}}
.feature-art .unit-art{color:#4A5352;width:86%}
.nf-door{width:150px;color:#3E4746;margin-bottom:1.5rem}
@media(max-width:700px){.units-strip .unit-art,.chapter-units .unit-art{width:200%;max-width:none}.close-units .unit-art{width:220%;max-width:none}}

/* 3D facility (projected by site.js) */
.fac3d .f-scene path{fill:none;stroke-linejoin:round}
.fac3d .bld{stroke:#5A6462;stroke-width:1.1}
.fac3d .office{stroke:var(--ch);stroke-width:1.1;stroke-opacity:.7}
.fac3d .door{stroke:#7C8784;stroke-width:1}
.fac3d .door.back{stroke-opacity:.35}
.fac3d .slat{stroke-width:.6;stroke-opacity:.45}
.fac3d .fence{stroke:#3A4342;stroke-width:1;stroke-dasharray:2 4}
.fac3d .fence.post{stroke-dasharray:none}
.fac3d .gate{stroke:var(--ch);stroke-width:2}
.fac3d .aisle{stroke:#2C3333;stroke-dasharray:10 8}
.fac3d .post{stroke:var(--gray);stroke-width:1.4}
.fac3d .f-hub rect{fill:var(--ink);stroke:var(--ch);stroke-width:1.2}
.fac3d .f-hub text{font:600 9.5px var(--mono);letter-spacing:.12em;fill:var(--ch);text-transform:uppercase}

/* Facility variants */
.fac3d .person{display:none;stroke:var(--paper);stroke-width:1.4}
.fac-mini text{font-size:13px}
.fac-mini .f-flow{opacity:0}
.fac-mini .f-flow.l-active{opacity:1;animation:flow 2.6s linear infinite}
.fac-mini .f-link{stroke:#2E3535}
.fac-mini .f-node.on circle.dot{fill:var(--ch);stroke:var(--ch)}
.fac-mini .f-node.on text{fill:var(--paper)}
.fac-mini[data-on="hub"] .f-hub rect{fill:var(--ch)}.fac-mini[data-on="hub"] .f-hub text{fill:var(--ink)}
.fac-mini[data-on="hub"] .office,.fac-mini[data-on="gate"] .gate,.fac-mini[data-on="cam"] .post{stroke:var(--ch);stroke-opacity:1;stroke-width:2}
.ex-fac{border-bottom:1px solid var(--line);background:var(--char);padding:1rem 1.5rem 0}
.ex-fac svg{max-height:300px;margin:0 auto}
/* journey stages */
.j-fac{position:relative;border-bottom:1px solid var(--line);padding:1rem 1.5rem 0;background:linear-gradient(var(--char),var(--ink))}
.j-fac svg{max-height:340px;margin:0 auto}
.j-fac .person{display:inline}
.j-cap{position:absolute;left:1.25rem;bottom:1rem;margin:0}
.j-fac[data-stage="0"] .f-link,.j-fac[data-stage="0"] .f-node,.j-fac[data-stage="0"] .f-hub{opacity:0}
.j-fac .f-link,.j-fac .f-node,.j-fac .f-hub,.j-fac .door{transition:opacity .5s,stroke .5s}
.j-fac[data-stage="1"] .f-link{stroke:#5A6462}
.j-fac[data-stage="2"] .f-flow,.j-fac[data-stage="3"] .f-flow{opacity:.8;animation:flow 2.6s linear infinite}
.j-fac[data-stage="2"] .door,.j-fac[data-stage="3"] .door{stroke:#A9B3AF}
.j-fac[data-stage="3"] .f-node[data-k="ai"] circle.halo{animation:halo 3.2s var(--ease) infinite}
.j-fac[data-stage="0"] .person,.j-fac[data-stage="3"] .person{stroke:var(--ch)}
/* closing */
.close-fac{position:absolute;right:-6%;top:50%;transform:translateY(-50%);width:min(820px,70vw);opacity:.38;pointer-events:none}
.close-fac .f-flow{opacity:.7;animation:flow 2.6s linear infinite}
.close .wrap{position:relative;z-index:1}
@media(max-width:900px){.close-fac{width:130vw;right:-40%;opacity:.22}}
/* Home hero H1 (keyword) and tagline */
.hero-h1{font-size:clamp(2.7rem,6.1vw,6.2rem)}
.hero-tag{font:700 clamp(1.3rem,2.2vw,1.9rem)/1.1 var(--display);letter-spacing:-.03em;text-transform:uppercase;color:var(--paper);margin:1.4rem 0 0}
.lede-link{color:var(--ch);text-decoration:underline;text-underline-offset:.2em}
.lede-link:hover{color:var(--paper)}