/* Divum.in — site stylesheet
   System: Work Sans + DM Mono · Teal #1a6b5a · Terracotta #b85042 · Paper #f9f9f7
   Structure is carried by 1px rules, not cards. No gradients, no shadows. */

@font-face{font-family:"Work Sans";font-style:normal;font-weight:300;font-display:swap;src:url(../fonts/work-sans-latin-300-normal.woff2) format("woff2")}
@font-face{font-family:"Work Sans";font-style:italic;font-weight:300;font-display:swap;src:url(../fonts/work-sans-latin-300-italic.woff2) format("woff2")}
@font-face{font-family:"Work Sans";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/work-sans-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Work Sans";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/work-sans-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Work Sans";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/work-sans-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"DM Mono";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/dm-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"DM Mono";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/dm-mono-latin-500-normal.woff2) format("woff2")}

:root{
  --paper:#f9f9f7;
  --paper-2:#f1f1ed;
  --ink:#0d0d0d;
  --ink-2:#2e2e2e;
  --muted:#6b6b67;
  --rule:#d6d6d2;
  --rule-light:#e9e9e4;
  --teal:#1a6b5a;
  --teal-light:#e4efeb;
  --ember:#b85042;
  --ember-light:#f5ebe5;
  --night:#0d0d0d;
  --night-2:#171917;
  --night-ink:#f1f1ec;
  --night-muted:#9a9c97;
  --night-rule:rgba(241,241,236,.16);
  --sans:"Work Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  --mono:"DM Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --max:1180px;
  --gutter:clamp(20px,4vw,48px);
  --nav-h:60px;
  color-scheme:light;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55;font-weight:400;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img,svg{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
p a,li a,td a{color:var(--teal);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
p a:hover,li a:hover{color:var(--ink)}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px}
::selection{background:var(--teal-light)}

h1,h2,h3,h4{font-weight:400;margin:0;line-height:1.15;letter-spacing:-.015em}
h1{font-weight:300;font-size:clamp(40px,6.4vw,84px);letter-spacing:-.03em;line-height:1.02}
h2{font-weight:300;font-size:clamp(30px,4vw,48px);letter-spacing:-.025em;line-height:1.08}
h3{font-size:clamp(20px,2.2vw,26px);font-weight:400;letter-spacing:-.015em}
h4{font-size:17px;font-weight:500;letter-spacing:0}
p{margin:0 0 1em}
.lede{font-size:clamp(19px,1.8vw,23px);font-weight:300;line-height:1.45;color:var(--ink-2);max-width:40em}
.small{font-size:14px;color:var(--muted)}
.mono{font-family:var(--mono);font-size:13px;letter-spacing:.02em}
.mono-sm{font-family:var(--mono);font-size:12px;letter-spacing:.02em;color:var(--muted)}
.measure{max-width:38em}
.muted{color:var(--muted)}
strong{font-weight:500}

.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.section{padding:clamp(56px,8vw,112px) 0}
.section.tight{padding:clamp(36px,5vw,72px) 0}
.rule{border:0;border-top:1px solid var(--rule);margin:0}
.rule-light{border:0;border-top:1px solid var(--rule-light);margin:0}

/* Section heads: a thin rule, then a two-column head */
.head{border-top:1px solid var(--ink);padding-top:22px;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px clamp(24px,5vw,80px);align-items:start;margin-bottom:clamp(32px,4vw,56px)}
.head h2{margin:0}
.head .lede{margin:6px 0 0}
@media (max-width:860px){.head{grid-template-columns:1fr}}

/* Grid helpers */
.grid{display:grid;gap:clamp(24px,3vw,40px)}
.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:980px){.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:860px){.cols-3,.cols-2{grid-template-columns:1fr}}
@media (max-width:600px){.cols-4{grid-template-columns:1fr}}

/* Ruled cells (McKinsey-style): top rule per cell, no boxes */
.cells{display:grid;gap:0 clamp(24px,3vw,40px)}
.cells > *{border-top:1px solid var(--rule);padding:18px 0 28px}
.cells h3,.cells h4{margin-bottom:10px}
.cells p:last-child{margin-bottom:0}

/* Arrow lists — the house convention */
ul.arrows{list-style:none;margin:0;padding:0}
ul.arrows li{position:relative;padding-left:26px;margin:0 0 .55em}
ul.arrows li::before{content:"→";position:absolute;left:0;top:0;color:var(--teal);font-family:var(--mono)}
ul.arrows.night li::before{color:var(--night-muted)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:500;border:1px solid var(--ink);padding:12px 20px;border-radius:999px;color:var(--ink);background:transparent;transition:background .15s,color .15s,border-color .15s;cursor:pointer}
.btn:hover{background:var(--ink);color:var(--paper)}
.btn.primary{background:var(--teal);border-color:var(--teal);color:#fff}
.btn.primary:hover{background:#13544a;border-color:#13544a}
.btn.night{border-color:rgba(241,241,236,.5);color:var(--night-ink)}
.btn.night:hover{background:var(--night-ink);color:var(--night)}
.btn svg{width:16px;height:16px}
.link{color:var(--teal);font-weight:500;font-size:15px;border-bottom:1px solid transparent}
.link:hover{border-bottom-color:currentColor}

/* Progress + nav */
.progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--teal);z-index:60;transition:width .08s linear}
.nav{position:sticky;top:0;z-index:50;background:rgba(249,249,247,.86);backdrop-filter:saturate(1.3) blur(10px);-webkit-backdrop-filter:saturate(1.3) blur(10px);border-bottom:1px solid var(--rule-light)}
.nav.night{background:rgba(13,13,13,.78);border-bottom-color:var(--night-rule);color:var(--night-ink)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}
.brand{display:flex;align-items:center;gap:12px;font-weight:500;letter-spacing:-.01em;font-size:17px}
.brand .mark{width:26px;height:26px}
.brand .since{font-family:var(--mono);font-size:12px;color:var(--muted);margin-left:2px;font-weight:400}
.nav.night .brand .since{color:var(--night-muted)}
.navlinks{display:flex;gap:28px;align-items:center;font-size:15px}
.navlinks a{position:relative;padding:4px 0;color:var(--ink-2)}
.nav.night .navlinks a{color:var(--night-ink)}
.navlinks a[aria-current="page"]{color:var(--ink);font-weight:500}
.nav.night .navlinks a[aria-current="page"]{color:#fff}
.navlinks a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:currentColor}
.navlinks .ext{font-family:var(--mono);font-size:12px;color:var(--teal)}
.nav.night .navlinks .ext{color:#7fc1ad}
.navtoggle{display:none;background:none;border:1px solid var(--rule);border-radius:999px;padding:7px 12px;font:inherit;font-size:14px;color:inherit;cursor:pointer}
.nav.night .navtoggle{border-color:var(--night-rule)}
@media (max-width:900px){
  .navlinks{display:none;position:absolute;left:0;right:0;top:var(--nav-h);flex-direction:column;align-items:flex-start;gap:0;background:var(--paper);border-bottom:1px solid var(--rule);padding:8px var(--gutter) 16px}
  .nav.night .navlinks{background:var(--night)}
  .navlinks a{padding:12px 0;width:100%;border-top:1px solid var(--rule-light)}
  .nav.night .navlinks a{border-top-color:var(--night-rule)}
  .navlinks a[aria-current="page"]::after{display:none}
  .navlinks.open{display:flex}
  .navtoggle{display:inline-block}
}

/* Night sections (observatory) */
.night{background:var(--night);color:var(--night-ink)}
.night .muted,.night .small{color:var(--night-muted)}
.night .rule{border-top-color:var(--night-rule)}
.night .head{border-top-color:rgba(241,241,236,.6)}
.night .cells > *{border-top-color:var(--night-rule)}
.night .lede{color:#d9dad4}
.night p a{color:#7fc1ad}
.night .mono-sm{color:var(--night-muted)}

/* Hero */
.hero{position:relative;height:210vh}
.hero.static{height:auto}
.hero .stage{position:sticky;top:var(--nav-h);height:calc(100vh - var(--nav-h));height:calc(100svh - var(--nav-h));display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero .copy2{position:absolute;left:0;right:0;bottom:56px;opacity:0;pointer-events:none}
.hero .copy2 .lede{color:#cfd1cb;max-width:30em;margin:0}
.hero .fallback{position:absolute;inset:0;display:none;align-items:center;justify-content:center}
.hero.nogl .fallback{display:flex}
.hero .copy{position:relative;width:100%;padding-top:48px;padding-bottom:56px}
.hero .copy h1{max-width:9em}
.hero .copy .sub{display:flex;flex-direction:column;gap:18px;margin-top:26px;max-width:30em}
.hero .copy .lede{color:#cfd1cb;margin:0}
.hero .span{font-family:var(--mono);font-size:14px;color:var(--night-muted);letter-spacing:.04em;display:flex;align-items:center;gap:14px}
.hero .span .dot{width:7px;height:7px;border-radius:50%;background:var(--ember);display:inline-block}
.hero .hint{position:absolute;right:var(--gutter);bottom:22px;font-family:var(--mono);font-size:12px;color:var(--night-muted);display:flex;align-items:center;gap:8px}
.hero .hint svg{width:12px;height:12px}
.hero .legend{position:absolute;left:var(--gutter);top:28px;font-family:var(--mono);font-size:12px;color:var(--night-muted);line-height:1.7}
.hero .legend b{color:var(--night-ink);font-weight:500}
.hero .legend i{font-style:normal;display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--ember);margin-right:8px;vertical-align:middle}
@media (max-width:860px){.hero .hint,.hero .legend{display:none}}

/* Reveal: one orchestrated hero reveal only */
.reveal{opacity:0;transform:translateY(10px);transition:opacity .9s ease,transform .9s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.15s}.reveal.d2{transition-delay:.3s}.reveal.d3{transition-delay:.45s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* Big table: three histories */
.table{width:100%;border-collapse:collapse;font-size:15px}
.table th,.table td{text-align:left;vertical-align:top;padding:14px 18px 14px 0;border-top:1px solid var(--rule)}
.table th{font-weight:500;font-size:14px;color:var(--ink-2)}
.table thead th{border-top:1px solid var(--ink);padding-top:12px}
.table tbody tr:last-child td{border-bottom:1px solid var(--ink)}
.table .yr{font-family:var(--mono);font-size:13px;color:var(--muted);white-space:nowrap}
.table td.divum{color:var(--teal)}
.table-scroll{overflow-x:auto}
@media (max-width:760px){.table{min-width:760px}}

/* Epoch rail (home) and epoch sections (journey) */
.rail{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.rail a{display:block;padding:18px 16px 22px 0;border-right:1px solid var(--rule-light);min-height:160px;transition:background .15s}
.rail a:last-child{border-right:0}
.rail a:hover{background:var(--paper-2)}
.rail .yr{font-family:var(--mono);font-size:12px;color:var(--muted);display:block;margin-bottom:12px}
.rail .t{font-size:16px;font-weight:500;line-height:1.3;display:block;margin-bottom:8px;letter-spacing:-.01em}
.rail .s{font-size:13.5px;color:var(--muted);line-height:1.4;display:block}
.rail a.now .yr{color:var(--ember)}
@media (max-width:1000px){.rail{grid-template-columns:repeat(4,minmax(0,1fr))}.rail a{border-bottom:1px solid var(--rule-light)}}
@media (max-width:620px){.rail{grid-template-columns:repeat(2,minmax(0,1fr))}}

.epoch{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:24px clamp(24px,5vw,80px);padding:clamp(48px,6vw,88px) 0;border-top:1px solid var(--night-rule)}
.epoch .mark{position:sticky;top:calc(var(--nav-h) + 24px);align-self:start}
.epoch .mark .yr{font-family:var(--mono);font-size:13px;color:var(--night-muted);margin-bottom:10px;display:flex;gap:10px;align-items:center}
.epoch .mark .yr .idx{color:#7fc1ad}
.epoch .mark h2{font-size:clamp(28px,3.4vw,42px)}
.epoch .mark .event{margin-top:18px;font-size:14px;color:var(--night-muted);line-height:1.5}
.epoch .mark .event b{color:var(--night-ink);font-weight:500;display:block;margin-bottom:4px}
.epoch .body .lede{margin-bottom:28px}
.epoch .four{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0 24px;border-top:1px solid rgba(241,241,236,.5);margin:0 0 36px}
.epoch .four > div{padding:14px 0 18px;border-right:1px solid var(--night-rule);padding-right:16px}
.epoch .four > div:last-child{border-right:0}
.epoch .four .k{font-family:var(--mono);font-size:11.5px;color:var(--night-muted);margin-bottom:8px}
.epoch .four .v{font-size:14.5px;line-height:1.45}
.epoch .four > div.divum .k{color:#7fc1ad}
@media (max-width:1000px){.epoch{grid-template-columns:1fr}.epoch .mark{position:static}.epoch .four{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.epoch .four{grid-template-columns:1fr}.epoch .four > div{border-right:0;border-bottom:1px solid var(--night-rule)}}

/* Missions */
.missions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 32px}
.mission{border-top:1px solid var(--night-rule);padding:18px 0 24px}
.mission .k{font-family:var(--mono);font-size:11.5px;color:var(--night-muted);display:flex;justify-content:space-between;gap:12px;margin-bottom:8px}
.mission h4{font-size:17px;margin-bottom:6px;font-weight:500}
.mission p{font-size:14.5px;color:#cfd1cb;margin:0 0 8px;line-height:1.5}
.mission .learn{font-size:14px;color:var(--night-ink);font-style:italic;font-weight:300}
.mission .learn::before{content:"Learned: ";font-style:normal;color:var(--night-muted);font-family:var(--mono);font-size:11.5px}
@media (max-width:760px){.missions{grid-template-columns:1fr}}

/* Evidence badges */
.ev{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.03em;padding:2px 7px;border:1px solid currentColor;border-radius:3px;vertical-align:middle;line-height:1.5}
.ev.verified{color:var(--teal)}
.ev.company{color:var(--muted)}
.ev.founder{color:var(--ember)}
.ev.industry{color:#7b6a9a}
.night .ev.company{color:var(--night-muted)}
.night .ev.verified{color:#7fc1ad}
.night .ev.founder{color:#e0866f}
.night .ev.industry{color:#b9a7d9}

/* Views graph (journey) */
.views{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:24px clamp(24px,5vw,80px);align-items:start}
.views .ctrl{display:flex;flex-direction:column;gap:0;border-top:1px solid rgba(241,241,236,.5)}
.views .ctrl button{all:unset;cursor:pointer;display:block;padding:14px 0;border-bottom:1px solid var(--night-rule);font-size:16px;color:var(--night-muted);transition:color .15s}
.views .ctrl button .k{font-family:var(--mono);font-size:11.5px;display:block;margin-bottom:3px;color:var(--night-muted)}
.views .ctrl button:hover{color:var(--night-ink)}
.views .ctrl button[aria-pressed="true"]{color:var(--night-ink)}
.views .ctrl button[aria-pressed="true"] .k{color:#7fc1ad}
.views .ctrl p{font-size:14px;color:var(--night-muted);margin:18px 0 0}
.graph{border:1px solid var(--night-rule);background:var(--night-2);position:relative}
.graph svg{width:100%;height:auto;display:block}
.graph .tip{position:absolute;pointer-events:none;font-size:13px;line-height:1.4;background:var(--night);border:1px solid var(--night-rule);padding:10px 12px;max-width:260px;display:none;z-index:2}
.graph .tip b{display:block;font-weight:500;margin-bottom:2px}
.graph .tip .k{font-family:var(--mono);font-size:11px;color:var(--night-muted)}
.graph .lane-label{font-family:var(--mono);font-size:12.5px;fill:var(--night-muted)}
.graph .node{cursor:pointer}
.graph .node circle{fill:var(--night);stroke:#7fc1ad;stroke-width:1.2;transition:r .3s,stroke .3s}
.graph .node.now circle{stroke:#e0866f}
.graph .node.dim circle{stroke:rgba(241,241,236,.25)}
.graph .node text{font-size:12.5px;fill:#cfd1cb;pointer-events:none;paint-order:stroke;stroke:#171917;stroke-width:3px;stroke-linejoin:round}
.graph .node.dim text{fill:rgba(241,241,236,.35)}
.graph .node:hover circle{stroke:#fff}
.graph .edge{stroke:rgba(241,241,236,.14);stroke-width:1;fill:none}
.graph .edge.hi{stroke:#7fc1ad;stroke-opacity:.9}
.graph .axis{stroke:var(--night-rule)}
.graph .axis-text{font-family:var(--mono);font-size:12px;fill:var(--night-muted)}
@media (max-width:1000px){.views{grid-template-columns:1fr}}

/* Proof figures */
.figures{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0 32px;border-top:1px solid var(--ink)}
.figures > div{padding:20px 0 26px;border-right:1px solid var(--rule-light);padding-right:20px}
.figures > div:last-child{border-right:0}
.figures .n{font-size:clamp(34px,4vw,52px);font-weight:300;letter-spacing:-.03em;line-height:1;margin-bottom:10px}
.figures .n sup{font-size:.45em;vertical-align:top;top:.4em;position:relative;font-weight:400}
.figures .t{font-size:15px;line-height:1.4;color:var(--ink-2)}
.figures .t b{font-weight:500;color:var(--ink);display:block}
@media (max-width:900px){.figures{grid-template-columns:repeat(2,minmax(0,1fr))}.figures > div{border-bottom:1px solid var(--rule-light)}}
@media (max-width:520px){.figures{grid-template-columns:1fr}.figures > div{border-right:0}}

/* Three brands strip */
.brands{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 32px;border-top:1px solid var(--ink)}
.brands > a{display:block;padding:22px 20px 30px 0;border-right:1px solid var(--rule-light);transition:background .15s}
.brands > a:last-child{border-right:0}
.brands > a:hover{background:var(--paper-2)}
.brands .name{font-size:22px;font-weight:500;letter-spacing:-.02em;margin-bottom:4px;display:flex;align-items:baseline;gap:10px}
.brands .name .url{font-family:var(--mono);font-size:12px;color:var(--teal);font-weight:400}
.brands .role{font-size:14px;color:var(--muted);margin-bottom:12px}
.brands p{font-size:15px;line-height:1.5;margin:0}
@media (max-width:860px){.brands{grid-template-columns:1fr}.brands > a{border-right:0;border-bottom:1px solid var(--rule-light)}}

/* Logos as text (no royalty images): a ruled list of names */
.names{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.names span{padding:12px 18px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);font-size:14px;color:var(--ink-2);flex:1 0 auto;text-align:center;min-width:120px}
.names span.dim{color:var(--muted)}

/* Domain blocks (work page) */
.domain{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:24px clamp(24px,5vw,80px);padding:clamp(40px,5vw,72px) 0;border-top:1px solid var(--ink)}
.domain .mark{position:sticky;top:calc(var(--nav-h) + 24px);align-self:start}
.domain .mark h2{font-size:clamp(26px,3vw,36px);margin-bottom:12px}
.domain .mark p{font-size:14.5px;color:var(--muted)}
.domain .mark .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.domain .mark .tags span{font-family:var(--mono);font-size:11px;color:var(--muted);border:1px solid var(--rule);padding:2px 7px;border-radius:3px}
.cases{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 32px}
.case{border-top:1px solid var(--rule);padding:18px 0 26px}
.case .k{font-family:var(--mono);font-size:11.5px;color:var(--muted);display:flex;justify-content:space-between;gap:12px;margin-bottom:8px}
.case h4{margin-bottom:6px}
.case p{font-size:14.5px;line-height:1.5;color:var(--ink-2);margin:0 0 6px}
.case ul.arrows{font-size:14px;margin-top:8px}
.case ul.arrows li{margin-bottom:.35em}
.case .stack{font-family:var(--mono);font-size:11.5px;color:var(--muted);margin-top:8px}
@media (max-width:1000px){.domain{grid-template-columns:1fr}.domain .mark{position:static}}
@media (max-width:760px){.cases{grid-template-columns:1fr}}

/* Archive ledger */
.ledger{width:100%;border-collapse:collapse;font-size:14.5px}
.ledger th,.ledger td{text-align:left;vertical-align:top;padding:12px 16px 14px 0;border-top:1px solid var(--rule)}
.ledger thead th{border-top:1px solid var(--ink);font-weight:500;font-size:13px;color:var(--ink-2)}
.ledger tbody tr:last-child td{border-bottom:1px solid var(--ink)}
.ledger td:first-child{font-family:var(--mono);font-size:12px;color:var(--muted);white-space:nowrap}
.ledger td.claim{font-weight:500;color:var(--ink);min-width:220px}
.ledger td.src{color:var(--ink-2)}
@media (max-width:760px){.ledger{min-width:820px}}

/* Principles */
.principles{counter-reset:p;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 48px}
.principles > div{border-top:1px solid var(--rule);padding:18px 0 26px;display:grid;grid-template-columns:44px minmax(0,1fr);gap:12px}
.principles > div::before{counter-increment:p;content:counter(p,decimal-leading-zero);font-family:var(--mono);font-size:13px;color:var(--muted);padding-top:3px}
.principles h4{margin-bottom:6px}
.principles p{font-size:15px;color:var(--ink-2);margin:0}
@media (max-width:760px){.principles{grid-template-columns:1fr}}

/* People */
.people{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 32px;border-top:1px solid var(--ink)}
.people > div{padding:18px 0 26px;border-right:1px solid var(--rule-light);padding-right:20px}
.people > div:last-child{border-right:0}
.people .n{font-size:18px;font-weight:500;letter-spacing:-.01em}
.people .r{font-size:14px;color:var(--muted);margin:2px 0 10px}
.people p{font-size:14.5px;color:var(--ink-2);margin:0}
@media (max-width:860px){.people{grid-template-columns:1fr}.people > div{border-right:0;border-bottom:1px solid var(--rule-light)}}

/* Contact */
.contact{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px clamp(24px,5vw,80px)}
.contact dl{margin:0;border-top:1px solid var(--rule)}
.contact dl div{display:grid;grid-template-columns:120px minmax(0,1fr);gap:16px;padding:12px 0;border-bottom:1px solid var(--rule-light);font-size:15px}
.contact dt{font-family:var(--mono);font-size:12px;color:var(--muted);padding-top:3px}
.contact dd{margin:0}
.form{display:grid;gap:14px}
.form label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.form input,.form textarea,.form select{width:100%;font:inherit;font-size:15px;padding:12px 0;border:0;border-bottom:1px solid var(--rule);background:transparent;color:var(--ink);border-radius:0}
.form input:focus,.form textarea:focus{outline:0;border-bottom-color:var(--teal)}
.form textarea{min-height:120px;resize:vertical}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.form .note{font-size:13px;color:var(--muted)}
@media (max-width:860px){.contact{grid-template-columns:1fr}.form .row{grid-template-columns:1fr}}

/* Closing band */
.closing{padding:clamp(72px,10vw,140px) 0}
.closing h2{font-size:clamp(36px,5.6vw,76px);font-weight:300;letter-spacing:-.03em;line-height:1.02;max-width:12em}
.closing .line{font-family:var(--mono);font-size:14px;color:var(--night-muted);margin:0 0 24px}
.closing .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px}

/* Footer */
.footer{border-top:1px solid var(--rule);padding:40px 0 36px;font-size:14px;color:var(--muted)}
.footer .cols{display:grid;grid-template-columns:minmax(0,4fr) repeat(3,minmax(0,2fr));gap:24px 32px;margin-bottom:36px}
.footer h5{margin:0 0 10px;font-size:13px;font-weight:500;color:var(--ink)}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin:0 0 6px}
.footer a{color:var(--muted)}
.footer a:hover{color:var(--ink)}
.footer .addr{line-height:1.5;max-width:28em}
.footer .bottom{border-top:1px solid var(--rule-light);padding-top:18px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-family:var(--mono);font-size:12px}
@media (max-width:860px){.footer .cols{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.footer .cols{grid-template-columns:1fr}}

/* Utility */
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.pb{position:relative}
.kicker{font-family:var(--mono);font-size:12.5px;color:var(--muted);margin-bottom:14px;letter-spacing:.02em}
.night .kicker{color:var(--night-muted)}
.stack-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 32px;border-top:1px solid var(--ink)}
.stack-list > div{border-bottom:1px solid var(--rule-light);padding:14px 0;display:grid;grid-template-columns:150px minmax(0,1fr);gap:16px;font-size:14.5px}
.stack-list .k{font-family:var(--mono);font-size:12px;color:var(--muted);padding-top:2px}
@media (max-width:760px){.stack-list{grid-template-columns:1fr}}

/* Logos */
.brand .mark{object-fit:contain}
.footer .flogo{display:inline-block;margin-bottom:16px}
.footer .flogo img{height:36px;width:auto}

/* Hero on phones: a soft backdrop keeps the copy legible over the rings */
@media (max-width:700px){
  .hero .copy::before{content:"";position:absolute;left:0;right:0;bottom:0;top:-72px;background:linear-gradient(to top,rgba(13,13,13,.94) 62%,rgba(13,13,13,0));z-index:-1;pointer-events:none}
  .hero .copy{z-index:1}
}

/* Case studies and insights: article pages */
.cs-hero{border-bottom:1px solid var(--rule-light)}
.cs-hero .kicker a{color:var(--teal)}
.cs-title{font-size:clamp(34px,4.6vw,60px);max-width:16em}
.cs-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 32px;margin:36px 0 0;border-top:1px solid var(--ink)}
.cs-meta > div{padding:14px 0 4px}
.cs-meta dt{font-family:var(--mono);font-size:12px;color:var(--muted);margin-bottom:6px}
.cs-meta dd{margin:0;font-size:15.5px}
.cs-meta .tags{display:flex;flex-wrap:wrap;gap:6px}
.cs-meta .tags span{font-family:var(--mono);font-size:11.5px;color:var(--ink-2);border:1px solid var(--rule);padding:2px 8px;border-radius:3px}
@media (max-width:760px){.cs-meta{grid-template-columns:1fr}.cs-meta > div{border-bottom:1px solid var(--rule-light);padding-bottom:12px}}
.prose{max-width:44em;font-size:17.5px;line-height:1.65;color:var(--ink-2)}
.prose h2{font-size:clamp(24px,2.6vw,30px);font-weight:400;color:var(--ink);margin:2em 0 .6em}
.prose h3{font-size:20px;font-weight:500;color:var(--ink);margin:1.8em 0 .5em;letter-spacing:-.01em}
.prose h4{font-size:17px;font-weight:500;color:var(--ink);margin:1.4em 0 .4em}
.prose > :first-child{margin-top:0}
.prose p{margin:0 0 1.05em}
.prose ul.arrows{margin:0 0 1.3em}
.prose ul.arrows li{margin-bottom:.6em}
.prose strong{color:var(--ink)}
.prose .archived{margin-top:3em;padding-top:14px;border-top:1px solid var(--rule-light)}
.more{max-width:44em;margin-top:clamp(48px,6vw,80px)}
.more-list,.index-list{border-top:1px solid var(--ink)}
.more-list a,.index-list a{display:grid;gap:4px;padding:18px 0 20px;border-bottom:1px solid var(--rule-light);transition:background .15s}
.more-list a:hover,.index-list a:hover{background:var(--paper-2)}
.more-list .k,.index-list .k{font-family:var(--mono);font-size:12px;color:var(--muted)}
.more-list .t,.index-list .t{font-size:19px;letter-spacing:-.01em;color:var(--ink)}
.index-list .d{font-size:14.5px;color:var(--ink-2);line-height:1.5;max-width:46em}
.cs-cta{border-top:1px solid var(--ink);padding-top:28px;display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.cs-cta h2{font-size:clamp(26px,3.2vw,40px);max-width:16em}
.cs-cta .actions{display:flex;gap:12px;flex-wrap:wrap}

/* Contact form spam trap */
.form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form button[disabled]{opacity:.6;cursor:progress}