/* Tessera Information Services
   One colour, by brand rule. Every distinction on this site is made the way the
   mark makes its own: with weight, fill and space, never with hue.
     solid      = held, secured, resolved
     outline    = exposed, unresolved, still in the open
     inverted   = a finding — the one alarm signal
     light grey = spent, retired, superseded                                   */

:root{
  color-scheme: dark;
  /* lifted from the concept artwork: citrine #EFD750 on navy #121D3B */
  --paper:#0E1730; --surf:#16213F; --sunk:#1B2850;
  --ink:#F4F6FB; --second:#9EA9C6; --third:#8795B8;
  --rule:#27335A; --hair:#1E2A4C;
  --gold:#EFD750; --on-gold:#0E1730; --accent:#EFD750;
  --a-70:#9EA9C6; --a-45:#5D6A92; --a-25:#3A4670; --a-12:#232F54;
  --mk-ink:var(--gold); --mk-paper:var(--paper);

  --display:'Outfit','Helvetica Neue',Arial,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;

  --gut:22px; --max:1560px;
  --t-snap:80ms; --t-ui:180ms; --t-move:420ms;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--display);font-size:16px;line-height:1.62;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
[hidden]{display:none!important}
a{color:inherit}
::selection{background:var(--gold);color:var(--on-gold)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
.shell{max-width:var(--max);margin:0 auto;padding-inline:var(--gut)}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--paper);
  padding:10px 16px;z-index:60;font-family:var(--mono);font-size:13px}
.skip:focus{left:8px;top:8px}

/* ── mark ───────────────────────────────────────────── */
/* The lockup is the original artwork. Its alpha was solved from the two supplied
   versions: the middle diamond is a hole, so the ground shows through, and the
   wordmark and centre pip invert between the light and dark lockups. */
.brand{display:inline-flex;flex-direction:column;align-items:flex-start;gap:4px;text-decoration:none}
.lockup{display:block;height:38px;width:auto}
@media(max-width:640px){.lockup{height:32px}}
.brand .sub{font-family:var(--mono);font-size:8.5px;font-weight:400;letter-spacing:.2em;
  text-transform:uppercase;color:var(--third);padding-left:3px}

/* ── header ─────────────────────────────────────────── */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;
  background:color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter:saturate(140%) blur(9px);border-bottom:1px solid var(--hair)}
.site-head .inner{display:flex;align-items:center;gap:20px;
  min-height:70px;padding-block:12px}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.site-nav a{font-size:14.5px;text-decoration:none;color:var(--second);
  padding:9px 12px;border-radius:2px;transition:color var(--t-ui) ease;white-space:nowrap}
.site-nav a:hover,.site-nav a[aria-current]{color:var(--accent)}
.site-nav a[aria-current]{font-weight:600}
.lang{display:flex;align-items:center;gap:2px;margin-left:10px;padding-left:14px;
  border-left:1px solid var(--rule);font-family:var(--mono);font-size:12px}
.lang a,.lang span{padding:7px 7px;text-decoration:none;color:var(--third);border-radius:2px}
.lang [aria-current]{color:var(--on-gold);background:var(--gold);font-weight:500}
@media(max-width:640px){
  .site-head .inner{flex-wrap:wrap;gap:8px}
  .site-nav{margin-left:0;width:100%;gap:0;justify-content:space-between}
  .site-nav a{padding:8px 6px;font-size:13.5px}
  .lang{margin-left:auto;padding-left:10px}
  }

/* ── type ───────────────────────────────────────────── */
h1{font-weight:800;letter-spacing:-.03em;line-height:1.02;margin:0;
  font-size:clamp(36px,6.4vw,74px);text-wrap:balance}
h2{font-weight:700;letter-spacing:-.02em;line-height:1.1;margin:0 0 14px;
  font-size:clamp(26px,3.6vw,40px);text-wrap:balance}
h3{font-weight:600;letter-spacing:-.012em;line-height:1.22;margin:0 0 12px;
  font-size:clamp(20px,2.3vw,25px);text-wrap:balance}
p{margin:0 0 16px;max-width:66ch}
.kicker{font-family:var(--mono);font-size:11px;letter-spacing:.17em;text-transform:uppercase;
  color:var(--third);margin:0 0 16px;display:flex;align-items:center;gap:11px}
.kicker::before{content:"";width:26px;height:1px;background:var(--accent);flex:none}
.lead{font-size:clamp(16.5px,1.6vw,19px);color:var(--second)}
.lead strong{color:var(--ink);font-weight:600}
section{scroll-margin-top:96px}

/* ── hero ───────────────────────────────────────────── */
.hero{padding-block:clamp(48px,8vw,104px) clamp(36px,5vw,64px)}
.hero h1{max-width:15ch}
.hero .disc{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero .disc span{font-family:var(--mono);font-size:12px;letter-spacing:.09em;
  text-transform:uppercase;border:1px solid var(--ink);border-radius:2px;padding:7px 12px}
.hero .disc span:first-child{background:var(--gold);color:var(--on-gold)}
.hero-stage{margin-top:clamp(34px,5vw,56px)}

/* ── about ──────────────────────────────────────────── */
.about{padding-block:clamp(40px,6vw,76px);border-top:1px solid var(--hair)}
.about .cols{display:grid;gap:clamp(20px,3vw,48px)}
@media(min-width:900px){.about .cols{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:start}}
.about p{color:var(--second)}
.about .pull{font-family:var(--mono);font-size:13px;line-height:1.8;color:var(--second);
  border-left:2px solid var(--accent);padding:4px 0 4px 18px;margin:0}
.about .pull b{color:var(--ink);font-weight:500}
.founders{font-family:var(--mono);border-left:2px solid var(--accent);padding:2px 0 2px 18px;margin:0}
.founders h4{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--third);
  margin:0 0 16px;font-weight:500}
.founders .who{margin:0 0 16px;font-size:13px;line-height:1.75;color:var(--second)}
.founders .who:last-child{margin-bottom:0}
.founders .who b{display:block;font-family:var(--display);font-size:17px;font-weight:600;
  letter-spacing:-.01em;color:var(--ink);margin-bottom:2px}
.founders .who a{color:var(--second);text-decoration:none}
.founders .who a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}

/* ── services ───────────────────────────────────────── */
.services{padding-block:clamp(40px,6vw,76px);border-top:1px solid var(--hair)}
.jump{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 0;padding:0}
.jump a{display:inline-flex;align-items:center;font-family:var(--mono);font-size:12px;
  letter-spacing:.09em;text-transform:uppercase;text-decoration:none;color:var(--second);
  border:1px solid var(--rule);border-radius:2px;padding:9px 14px;min-height:42px;
  transition:background-color var(--t-ui) ease,color var(--t-ui) ease}
.jump a:hover{color:var(--accent);border-color:var(--accent)}
.jump a[aria-current="true"]{background:var(--gold);border-color:var(--gold);color:var(--on-gold);font-weight:600}
@media(max-width:520px){.jump{gap:6px}.jump a{font-size:11px;padding:9px 11px;flex:1 1 auto;justify-content:center}}
html{scroll-behavior:smooth}
.svc{scroll-margin-top:104px}

.svc{padding-block:clamp(34px,5vw,60px);border-top:1px solid var(--hair)}
.svc:first-of-type{border-top:0}
.svc .row{display:grid;gap:clamp(22px,3.4vw,52px);align-items:center}
@media(min-width:960px){
  .svc .row{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .svc:nth-of-type(even) .row>.copy{order:2}
}
.svc .num{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--third);
  display:block;margin-bottom:12px}
.svc p{color:var(--second);font-size:15.5px}
.svc .tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}
.svc .tags b{font-family:var(--mono);font-size:10.5px;font-weight:500;letter-spacing:.08em;
  color:var(--accent);border:1px solid var(--rule);border-radius:2px;padding:4px 8px}

/* ── stage (all animations) ─────────────────────────── */
.stage{position:relative;background:var(--surf);border:1px solid var(--hair);
  border-radius:3px;overflow:hidden;min-width:0}
.stage svg.diagram{display:block;width:100%;max-width:640px;height:auto;margin-inline:auto}
.stage-foot{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;
  padding:9px 14px;border-top:1px solid var(--hair);font-family:var(--mono);
  font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--third)}
.stage-foot b{color:var(--accent);font-variant-numeric:tabular-nums}

/* Hero · under control — plaintext values redact and lock into an ordered grid */
.control{display:grid;gap:10px;padding:16px;
  grid-template-columns:repeat(auto-fill,minmax(168px,1fr))}
@media(max-width:520px){.control{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px;padding:12px}}
/* a phone shows a sample, not the whole wall — scrolling past 12 rows of it
   reads as filler. The script counts what is actually laid out, so the
   readout always matches what you can see. */
@media(max-width:899px){.control .cell:nth-child(n+16){display:none}}
@media(max-width:520px){.control .cell:nth-child(n+9){display:none}}
.cell{min-width:0;border:1px solid var(--accent);border-radius:2px;padding:8px 10px;
  background:var(--paper);display:grid;gap:2px;
  transition:border-color var(--t-ui) ease}
.cell.is-open{border-style:dashed;border-color:var(--a-45)}
.cell .k{font-family:var(--mono);font-size:8.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--third);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cell .v{font-family:var(--mono);font-size:12px;color:var(--accent);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cell.is-open .v{color:var(--a-70)}

/* A1 · sprawl (kept, currently unplaced) */
.field{position:relative;height:330px}
@media(max-width:959px){.field{height:370px}}
@media(max-width:520px){.field{height:400px}}
.chip{position:absolute;transform:translate(-50%,-50%);width:150px;overflow:hidden;
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:0 8px;align-items:center;
  font-family:var(--mono);font-size:10px;line-height:1.35;white-space:nowrap;
  background:var(--paper);border:1px solid var(--ink);border-radius:2px;padding:6px 9px}
.chip b,.chip .val{overflow:hidden;text-overflow:ellipsis}
.chip .mk{grid-row:1/3;width:15px;height:15px;color:var(--ink)}
.chip .mk svg{display:block;width:100%;height:100%;fill:currentColor}
.chip b{font-weight:500;color:var(--third);font-size:9px;letter-spacing:.04em}
.chip .val{color:var(--ink);font-weight:500}
.chip--copy{border-style:dashed;border-color:var(--a-45)}
.chip--copy .mk{color:var(--a-45)}
.chip--copy .val{color:var(--a-45);font-weight:400}
.pulse{position:absolute;width:12px;height:12px;margin:-6px 0 0 -6px;border-radius:50%;
  border:1px solid var(--ink);opacity:0;pointer-events:none}
.meter{position:absolute;left:0;right:0;bottom:0;display:flex;gap:14px;flex-wrap:wrap;
  align-items:baseline;padding:10px 14px;
  background:linear-gradient(to top,var(--surf) 68%,transparent);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--third)}
.meter output{font-size:24px;font-weight:700;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em}

/* A4 · scan */
.code{position:relative;font-family:var(--mono);font-size:clamp(10px,2.2vw,12px);
  line-height:1.95;padding:16px 14px;overflow-x:auto}
.code .ln{position:relative;display:block;color:var(--a-45);white-space:pre;padding-inline:5px}
.code .ln mark{background:transparent;color:var(--a-70);padding:0;
  transition:background-color var(--t-snap) linear,color var(--t-snap) linear}
.code .ln.hit{color:var(--ink)}
/* a finding inverts — the one alarm signal this brand has */
.code .ln.hit mark{background:var(--gold);color:var(--on-gold)}
.code .ln::before{content:"";position:absolute;inset:-2px -5px;border:1px solid var(--accent);
  border-radius:2px;opacity:0;transform:scaleX(.3);transform-origin:left;pointer-events:none;
  transition:opacity var(--t-snap) linear,transform var(--t-snap) cubic-bezier(.2,.8,.2,1)}
.code .ln.hit::before{opacity:1;transform:scaleX(1)}
.scanline{position:absolute;left:0;right:0;top:0;height:2px;background:var(--accent);opacity:0;pointer-events:none}

/* A3 · data transformation */
.prot{display:grid;font-family:var(--mono);font-size:clamp(11px,1.6vw,12.5px)}
.prow{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:8px 14px;align-items:center;
  padding:16px 16px;border-bottom:1px solid var(--hair)}
.prow:last-child{border-bottom:0}
.plab{color:var(--third);font-size:9px;letter-spacing:.13em;text-transform:uppercase;min-width:6ch}
.pval{color:var(--a-70);min-width:19ch;display:inline-block;letter-spacing:.02em;
  overflow-wrap:anywhere;transition:color .3s ease}
.pswap{position:relative;height:1.5em;white-space:nowrap}
.pswap i{position:absolute;left:0;top:0;font-style:normal;white-space:nowrap}
.ast{font-style:normal;position:relative;top:.2em}
.pbadge{font-size:9px;letter-spacing:.1em;text-transform:uppercase;white-space:nowrap;
  color:var(--on-gold);background:var(--gold);border-radius:2px;padding:3px 7px;opacity:0}
.pcap{grid-column:1/-1;font-size:10px;color:var(--third);letter-spacing:.04em;opacity:0;margin-top:3px}
@media(max-width:520px){.prow{grid-template-columns:1fr auto}.plab{grid-column:1/-1}}

/* ── footer ─────────────────────────────────────────── */
.site-foot{border-top:1px solid var(--hair);margin-top:clamp(48px,7vw,96px);
  padding-block:clamp(34px,5vw,58px) clamp(26px,4vw,40px)}
.site-foot .top{display:grid;gap:26px}
@media(min-width:760px){.site-foot .top{grid-template-columns:minmax(0,1fr) auto auto;align-items:start;gap:44px}}
.site-foot nav{display:grid;gap:9px}
.site-foot nav a,.site-foot .contact a{color:var(--second);text-decoration:none;font-size:14.5px}
.site-foot nav a:hover,.site-foot .contact a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.site-foot .contact{display:grid;gap:9px;font-family:var(--mono);font-size:13px}
.site-foot h4{font-family:var(--mono);font-size:10px;letter-spacing:.15em;text-transform:uppercase;
  color:var(--third);margin:0 0 4px;font-weight:500}
.site-foot .legal{margin-top:34px;padding-top:18px;border-top:1px solid var(--hair);
  font-family:var(--mono);font-size:11px;color:var(--third);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* ── contact page ───────────────────────────────────── */
.page-head{padding-block:clamp(44px,7vw,88px) clamp(24px,3vw,40px)}
.panel{background:var(--surf);border:1px solid var(--hair);border-radius:3px;padding:clamp(20px,3vw,32px)}
.facts{display:grid;gap:0;margin:0;font-family:var(--mono);font-size:13.5px}
.facts div{display:grid;grid-template-columns:minmax(90px,auto) minmax(0,1fr);gap:8px 20px;
  padding:13px 0;border-bottom:1px solid var(--hair)}
.facts div:last-child{border-bottom:0}
.facts dt{color:var(--third);font-size:10px;letter-spacing:.13em;text-transform:uppercase;padding-top:3px}
.facts dd{margin:0;color:var(--ink)}
.people{display:grid;gap:18px;margin-top:22px}
@media(min-width:760px){.people{grid-template-columns:1fr 1fr}}
.person{border:1px solid var(--hair);border-radius:3px;overflow:hidden;background:var(--surf);
  display:grid;grid-template-rows:auto 1fr}
.person .photo{aspect-ratio:4/3;background:var(--sunk);display:grid;place-items:center;
  border-bottom:1px solid var(--hair)}
.person .photo svg{width:46px;height:46px;opacity:.3}
.person .body{padding:18px}
.person h3{margin:0 0 3px;font-size:19px}
.person .role{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--third);margin:0 0 12px}
.person .bio{font-size:14.5px;color:var(--second);margin:0 0 14px;min-height:2.6em}
.person .rows{display:grid;gap:6px;font-family:var(--mono);font-size:13px}
.person .rows a{color:var(--second);text-decoration:none}
.person .rows a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.tbd{color:var(--third);font-style:italic}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important}
}