:root{
  --paper:#F3F4F0;
  --paper-2:#FBFBF9;
  --ink:#161D19;
  --ink-soft:#5A625C;
  --accent:#1E5E54;
  --accent-bright:#2D8C7B;
  --line:#D7DAD2;
  --line-strong:#C2C6BC;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Newsreader",Georgia,serif;
  font-size:19px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

/* ---------- typography roles ---------- */
.eyebrow{
  font-family:"Space Grotesk",sans-serif;
  font-size:.95rem;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent);
  margin:0 0 1.1rem;
  display:flex;
  align-items:center;
  gap:.8rem;
}
.eyebrow::before{
  content:"";
  width:34px;height:2px;
  background:var(--accent);
  display:inline-block;
}
h1,h2,h3{font-family:"Space Grotesk",sans-serif;font-weight:600;line-height:1.1;}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem);letter-spacing:-.01em;margin:0 0 1.2rem;}
h3{font-size:1.05rem;font-weight:600;margin:0 0 .4rem;}
p{margin:0 0 1.1rem;text-align:justify;-webkit-hyphens:auto;hyphens:auto;}
.eyebrow,.hero-role,.log-date,.rnode-year,.rnode-state,.fig-label,.readout-tag{text-align:left;}
a{color:var(--accent);text-decoration:none;border-bottom:1px solid var(--line-strong);transition:color .2s,border-color .2s;}
a:hover{color:var(--accent-bright);border-color:var(--accent-bright);}
strong{font-weight:500;}

/* ---------- layout ---------- */
:root{--measure:880px;}
.wrap{max-width:1060px;margin:0 auto;padding:0 32px;}
.section{padding:84px 0;border-top:1px solid var(--line);}
.section:first-of-type{border-top:none;}

/* Text stays at a readable measure; figures and grids use the full width.
   This is what lets the page be wider without long unreadable lines. */
.section > .wrap > .eyebrow,
.section > .wrap > h2,
.section > .wrap > h3,
.section > .wrap > p,
.section > .wrap > .ideas,
.section > .wrap > .facts,
.section > .wrap > .contact-actions{max-width:var(--measure);}

/* Opt-out: let a specific paragraph run the full content width so it lines up
   with a full-width grid or research track sitting directly beneath it. */
.section > .wrap > p.wide{max-width:none;}
.ideas li{text-align:justify;-webkit-hyphens:auto;hyphens:auto;}

/* ---------- top navigation ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(243,244,240,.92);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:60px;}
.nav-logo{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:1.2rem;letter-spacing:-.01em;color:var(--ink);border-bottom:none;display:inline-flex;align-items:center;gap:9px;}
.nav-logo .logo-mark{width:31px;height:31px;display:block;flex-shrink:0;}
.nav-logo:hover{color:var(--accent);}
.nav-links{display:flex;flex-wrap:wrap;gap:8px 24px;}
.nav-links a{font-family:"Space Grotesk",sans-serif;font-size:.85rem;font-weight:500;color:var(--ink-soft);border-bottom:none;}
.nav-links a:hover{color:var(--accent);}
.nav-links a[aria-current="page"]{color:var(--accent);}
@media (max-width:600px){
  .nav-inner{flex-direction:column;align-items:flex-start;gap:8px;padding-top:10px;padding-bottom:12px;}
  .nav-links{gap:6px 16px;}
}

/* ---------- home index cards ---------- */
.index-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:2.6rem;}
.index-card{
  display:flex;flex-direction:column;
  background:var(--paper-2);border:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);
  border-radius:6px;padding:24px 24px 20px;color:var(--ink);
  transition:border-color .2s,transform .2s,box-shadow .2s;
}
.index-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 8px 26px rgba(22,29,25,.06);}
.index-card .ic-eyebrow{
  font-family:"Space Grotesk",sans-serif;font-size:.68rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);margin-bottom:.7rem;
}
.index-card h3{font-size:1.25rem;margin:0 0 .5rem;}
.index-card p{margin:0 0 1.2rem;font-size:1rem;line-height:1.5;text-align:left;}
.index-card .ic-go{
  margin-top:auto;font-family:"Space Grotesk",sans-serif;font-size:.82rem;font-weight:500;color:var(--accent);
  display:inline-flex;align-items:center;gap:.4rem;
}
.index-card .ic-go .arrow{transition:transform .2s;}
.index-card:hover .ic-go .arrow{transform:translateX(4px);}
@media (max-width:680px){.index-grid{grid-template-columns:1fr;}}

/* ---------- hero ---------- */
.hero{padding:72px 0 84px;}
/* home page: pull the first section up closer to the hero CTA */
.hero-tight{padding-bottom:40px;}
.section-tight{padding-top:48px;}
.hero-name{
  font-family:"Space Grotesk",sans-serif;
  font-size:clamp(2.6rem,7vw,4.4rem);
  font-weight:700;
  letter-spacing:-.02em;
  line-height:.98;
  margin:0 0 .6rem;
  display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap;
}
.hero-name-sub{
  font-size:clamp(1rem,2.4vw,1.55rem);
  font-weight:500;
  letter-spacing:0;
  color:var(--ink-soft);
}
.hero-role{
  font-family:"Space Grotesk",sans-serif;
  font-size:.95rem;
  font-weight:400;
  color:var(--ink-soft);
  letter-spacing:.01em;
  margin:0 0 2.2rem;
}
.hero-thesis{font-size:clamp(1.15rem,2.2vw,1.4rem);line-height:1.5;max-width:940px;margin:0 0 2rem;}
.hero-cta{
  font-family:"Space Grotesk",sans-serif;
  font-size:.9rem;font-weight:500;letter-spacing:.01em;
  border-bottom:none;
  display:inline-flex;align-items:center;gap:.5rem;
  margin-top:2.6rem;
}
.hero-cta span{border-bottom:1px solid var(--accent);padding-bottom:2px;}
.hero-cta .arrow{transition:transform .2s;}
.hero-cta:hover .arrow{transform:translateX(4px);}

/* ---------- signature readout ---------- */
.readout{
  margin-top:3rem;
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:3px;
  padding:26px 28px;
  max-width:430px;
}
.readout-tag{
  font-family:"Space Grotesk",sans-serif;
  font-size:.64rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-soft);margin-bottom:18px;display:flex;justify-content:space-between;
}
.bar-row{display:flex;align-items:center;gap:14px;margin-bottom:12px;}
.bar-label{font-family:"Space Grotesk",sans-serif;font-size:.7rem;letter-spacing:.04em;color:var(--ink-soft);width:74px;flex-shrink:0;text-transform:uppercase;}
.bar-track{flex:1;height:18px;background:#E7E9E3;border-radius:2px;overflow:hidden;}
.bar-fill{display:block;height:100%;border-radius:2px;}
.bar-bau{width:100%;background:#B9BEB4;}
.bar-ce{width:62%;background:var(--accent);}
.bar-val{font-family:"Space Grotesk",sans-serif;font-size:.75rem;color:var(--ink-soft);width:34px;text-align:right;}
.readout-delta{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:12px;
}
.delta-num{font-family:"Space Grotesk",sans-serif;font-size:2.1rem;font-weight:700;color:var(--accent);letter-spacing:-.02em;}
.delta-cap{font-size:.85rem;color:var(--ink-soft);line-height:1.35;}

/* ---------- proof / adoption stats band ---------- */
.proof{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:2.4rem;}
.proof-item{padding:20px 0 0;border-top:2px solid var(--accent);}
.proof-num{
  font-family:"Space Grotesk",sans-serif;font-size:2.4rem;font-weight:700;
  color:var(--accent);letter-spacing:-.02em;line-height:1;display:block;margin-bottom:.6rem;
}
.proof-num-sm{font-size:1.5rem;}
.proof-item p{margin:0;font-size:1rem;line-height:1.5;text-align:left;}
@media (max-width:680px){.proof{grid-template-columns:1fr;gap:20px;}}

/* ---------- prose blocks ---------- */
.lead{font-size:1.2rem;line-height:1.55;}
.note{font-size:.92rem;color:var(--ink-soft);font-style:italic;}

/* ---------- build log (3 stages across) ---------- */
.log{margin-top:2.2rem;display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.log-item{position:relative;padding:20px 0 0;border-top:2px solid var(--line-strong);}
.log-item.live{border-top-color:var(--accent);}
.log-date{
  font-family:"Space Grotesk",sans-serif;font-size:.7rem;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:.5rem;
}
.log-item p{margin:0;font-size:1rem;line-height:1.5;}
@media (max-width:680px){.log{grid-template-columns:1fr;gap:20px;}}

/* ---------- about facts ---------- */
.facts{list-style:none;padding:0;margin:1.5rem 0 0;}
.facts li{
  padding:14px 0;border-bottom:1px solid var(--line);
  display:flex;gap:18px;font-size:1rem;
}
.facts li:first-child{border-top:1px solid var(--line);}
.facts .k{font-family:"Space Grotesk",sans-serif;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft);width:150px;flex-shrink:0;padding-top:2px;}

/* ---------- subheads inside a section ---------- */
.subhead{margin-top:2.8rem;}

/* ---------- author portrait (about) ---------- */
.about-head{display:flex;gap:30px;align-items:flex-start;max-width:var(--measure);margin-bottom:.4rem;}
.about-head .about-bio{flex:1;min-width:0;}
.about-head h2{margin-top:.1rem;}
.about-photo{width:180px;height:230px;flex-shrink:0;object-fit:cover;border-radius:8px;border:1px solid var(--line-strong);background:var(--paper-2);}
@media (max-width:560px){
  .about-head{flex-direction:column;gap:18px;}
  .about-photo{width:160px;height:205px;}
}

/* ---------- section heading with a partner logo on the right ---------- */
.head-row{display:flex;align-items:center;justify-content:space-between;gap:20px 28px;flex-wrap:wrap;max-width:var(--measure);margin-bottom:1.2rem;}
.head-row h2{margin:0;}
.partner-logo{display:inline-block;border-bottom:none;flex-shrink:0;}
.partner-logo:hover{opacity:.82;}
.partner-logo img{height:44px;width:auto;display:block;}

/* ---------- the four ideas ---------- */
.ideas{list-style:none;padding:0;margin:1.4rem 0 0;}
.ideas li{position:relative;padding:0 0 1.05rem 1.7rem;font-size:1.05rem;line-height:1.5;}
.ideas li::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;
  background:var(--accent);border-radius:1px;transform:rotate(45deg);
}
@media (min-width:680px){
  .ideas{display:grid;grid-template-columns:1fr 1fr;column-gap:42px;max-width:none;}
}

/* ---------- tool screenshot gallery (2 across) ---------- */
.shot-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px 32px;margin-top:1.6rem;}
.shot-cell{margin:0;}
.shot-cell .fig-label{margin:0 0 .7rem;}
.shot-cell .fig{margin:0;}
@media (max-width:720px){.shot-grid{grid-template-columns:1fr;gap:0;}}

/* ---------- figures ---------- */
.fig{margin:2.4rem 0;}
.fig-narrow{max-width:540px;margin-left:auto;margin-right:auto;}
/* method figures: capped width, aligned to the left margin (not centred) */
.fig-method{max-width:520px;margin-left:0;margin-right:auto;}
.fig-method.fig-sm{max-width:400px;}
/* a smaller figure, centred */
.fig-narrow.fig-sm{max-width:400px;}
/* shift a centred figure slightly left of centre (margin-based so it does not
   clash with the .reveal entrance transform) */
.fig-narrow.fig-nudge{margin-left:max(0px, calc((100% - 540px)/2 - 52px));margin-right:auto;}
.fig-narrow.fig-sm.fig-nudge{margin-left:max(0px, calc((100% - 400px)/2 - 52px));}
.fig-frame{border-radius:4px;overflow:hidden;}
.fig-frame img{width:100%;display:block;cursor:zoom-in;}
.fig-hint{display:none;}
.fig-frame.empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:.5rem;min-height:180px;padding:38px 24px;text-align:center;
  border:1px dashed var(--line-strong);background:var(--paper-2);border-radius:4px;
}
.fig-frame.empty .fig-hint{
  display:block;font-family:"Space Grotesk",sans-serif;font-size:.82rem;
  line-height:1.5;color:var(--ink-soft);
}
.fig-hint code{background:#E5E7E0;padding:2px 7px;border-radius:3px;font-size:.78rem;}
/* tool screenshots: a thin frame so app UI reads as a screen, not a chart */
.fig-frame.shot{border:1px solid var(--line-strong);background:var(--paper-2);}
.fig-label{font-family:"Space Grotesk",sans-serif;font-size:.82rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:2.4rem 0 .7rem;}
.fig-label + .fig{margin-top:0;}

/* ---------- demo CTA block ---------- */
.demo{margin-top:2.8rem;padding:26px 28px;background:var(--paper-2);border:1px solid var(--line);border-radius:4px;}
.demo h3{margin:0 0 .5rem;}
.demo p{margin:0 0 1.2rem;font-size:1.05rem;line-height:1.55;}
.demo .contact-actions{margin-top:0;}
figcaption{
  font-family:"Space Grotesk",sans-serif;font-size:.74rem;line-height:1.55;
  color:var(--ink-soft);margin-top:.75rem;
}
figcaption a{font-size:.74rem;}

/* ---------- distinctive-insight callout ---------- */
.callout{
  margin:2.6rem 0;padding:24px 28px;
  border-left:3px solid var(--accent);background:var(--paper-2);border-radius:0 4px 4px 0;
}
.callout h3{margin:0 0 .5rem;}
.callout p{margin:0;font-size:1.05rem;line-height:1.55;}

/* ---------- research arc (three publications → method → extension) ---------- */
.research{margin:2.2rem 0 1rem;}
.research-track{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch;}
.rnode{
  position:relative;display:flex;flex-direction:column;
  background:var(--paper-2);border:1px solid var(--line-strong);
  border-radius:6px;padding:20px 20px 18px;
}
.rnode-built{border:2px solid var(--accent);background:#fff;padding:19px 19px 17px;}
/* all three cards feel interactive: lift + accent border on hover */
.rnode{transition:border-color .2s,transform .2s,box-shadow .2s;}
.rnode:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 8px 24px rgba(22,29,25,.06);}
.rnode:not(:last-child)::after{
  content:"→";position:absolute;right:-16px;top:50%;transform:translateY(-50%);
  font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:1.1rem;color:var(--accent);z-index:2;
}
.rnode-year{
  font-family:"Space Grotesk",sans-serif;font-size:.7rem;font-weight:600;
  letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:.55rem;
}
.rnode-title{font-size:1.08rem;margin:0 0 .5rem;}
.rnode p{font-size:.95rem;line-height:1.46;margin:0 0 1rem;}
.rnode-badge{
  align-self:flex-start;font-family:"Space Grotesk",sans-serif;font-size:.6rem;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;color:var(--accent);
  background:rgba(30,94,84,.1);padding:4px 9px;border-radius:3px;margin-bottom:.7rem;
}
.rnode-link{
  margin-top:auto;font-family:"Space Grotesk",sans-serif;font-size:.82rem;font-weight:500;
  border-bottom:none;display:inline-flex;align-items:center;gap:.4rem;
}
.rnode-link span:first-child{border-bottom:1px solid var(--accent);padding-bottom:1px;}
.rnode-state{
  font-family:"Space Grotesk",sans-serif;font-size:.62rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);margin-bottom:.7rem;
}
.research-next{
  margin-top:20px;border:1px dashed var(--line-strong);border-radius:6px;
  padding:18px 24px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;background:var(--paper-2);
}
.research-next .rn-in{font-family:"Space Grotesk",sans-serif;font-weight:700;color:var(--accent);font-size:1.1rem;}
.research-next .rn-label{font-family:"Space Grotesk",sans-serif;font-size:.66rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);}
.research-next .rn-dims{font-size:1.1rem;}
.research-next .rn-state{margin-left:auto;font-family:"Space Grotesk",sans-serif;font-size:.64rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);}
@media (max-width:720px){
  .research-track{grid-template-columns:1fr;gap:14px;}
  .rnode:not(:last-child)::after{content:"↓";right:auto;left:50%;top:auto;bottom:-15px;transform:translateX(-50%);}
  .research-next .rn-state{margin-left:0;width:100%;}
}

/* ---------- contact ---------- */
.contact-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:1.8rem;}
.btn{
  font-family:"Space Grotesk",sans-serif;font-size:.9rem;font-weight:500;
  border:1px solid var(--ink);border-radius:3px;border-bottom:1px solid var(--ink);
  padding:13px 22px;color:var(--ink);
  transition:background .2s,color .2s,border-color .2s;
}
.btn:hover{background:var(--ink);color:var(--paper);border-color:var(--ink);}
.btn-accent{border-color:var(--accent);background:var(--accent);color:var(--paper-2);}
.btn-accent:hover{background:var(--accent-bright);border-color:var(--accent-bright);color:#fff;}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:48px 0 64px;}
footer p{font-size:.85rem;color:var(--ink-soft);line-height:1.6;margin:0 0 .8rem;}
footer a{font-size:.85rem;}
.copyright{font-family:"Space Grotesk",sans-serif;font-size:.72rem;letter-spacing:.04em;color:var(--ink-soft);margin-top:1.2rem;}

/* ---------- lightbox (click a figure to enlarge) ---------- */
.lightbox{
  position:fixed;inset:0;z-index:100;display:none;
  align-items:center;justify-content:center;
  background:rgba(22,29,25,.88);padding:5vmin;cursor:zoom-out;overflow:auto;
}
.lightbox.open{display:flex;}
.lightbox img{
  max-width:100%;max-height:100%;display:block;
  border-radius:4px;box-shadow:0 14px 50px rgba(0,0,0,.45);background:var(--paper-2);
  cursor:zoom-in;
}
/* click the image to zoom in; block layout + overflow lets you scroll to any edge
   (a flex container centring an overflowing child traps the edges out of reach) */
.lightbox.zoomed{display:block;}
.lightbox.zoomed img{max-width:none;max-height:none;width:min(800px,80vw);height:auto;margin:auto;cursor:zoom-out;}
.lightbox-close{
  position:absolute;top:16px;right:22px;
  font-family:"Space Grotesk",sans-serif;font-size:2rem;line-height:1;
  color:var(--paper);background:none;border:none;cursor:pointer;padding:6px 10px;
}
.lightbox-close:hover{color:#fff;}

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

*:focus-visible{outline:2px solid var(--accent-bright);outline-offset:3px;}

@media (max-width:560px){
  body{font-size:18px;}
  .wrap{padding:0 22px;}
  .section{padding:64px 0;}
  .facts li{flex-direction:column;gap:4px;}
  .facts .k{width:auto;}
  .readout{padding:22px 20px;}
}