@font-face{font-family:"Geist";src:url(/fonts/Geist-Variable.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Geist Fallback";src:local("Arial");ascent-override:94.56%;descent-override:27.76%;line-gap-override:0;size-adjust:106.28%}

/* =====================================================================
   Design system
   Fonts: Geist, 2 weights (400 / 560), 6 sizes.
   Space: closed scale s1..s7. Colour: ink, dim, one blue.
   ===================================================================== */
:root{
  color-scheme:light;
  --bg:#FBF9F6;
  --text:#16181D;
  --dim:#5F636B;
  --accent:#2B52D6;

  /* type scale */
  --t-display:clamp(64px,10.5vw,152px);
  --t-title:clamp(36px,4vw,52px);
  --t-lead:clamp(24px,2.4vw,32px);
  --t-text:18px;
  --t-small:15px;
  --t-label:13px;
  --w-text:400;
  --w-strong:560;

  /* space scale */
  --s1:8px;
  --s2:16px;
  --s3:24px;
  --s4:48px;
  --s5:96px;
  --s6:168px;
  --s7:240px;

  --sans:"Geist","Geist Fallback",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
  --wrap:1280px;
  --pad:clamp(24px,6vw,96px);
  --gut:24px;
  --nav-h:72px;
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0C131F;
  --text:#EEF1F6;
  --dim:#93A0B5;
  --accent:#86ABFF;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme]){
    color-scheme:dark;
    --bg:#0C131F;--text:#EEF1F6;--dim:#93A0B5;--accent:#86ABFF;
  }
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:var(--t-text);font-weight:var(--w-text);line-height:1.55;letter-spacing:-.01em;font-feature-settings:"tnum" 1;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,p,ul,dl,dd,dt{margin:0;padding:0}
h1,h2,h3{text-wrap:balance}
p,dd{text-wrap:pretty}
ul{list-style:none}
a{color:inherit;text-decoration:none}
img,svg{display:block}
::selection{background:var(--accent);color:var(--bg)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:-60px;z-index:200;background:var(--text);color:var(--bg);padding:8px 14px;border-radius:6px;font-size:var(--t-small)}
.skip-link:focus{top:12px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}

/* ---------- Grid: 12 columns. Rail = 1-3, text = 4-9, wide = 4-12 ---------- */
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:var(--gut);align-items:baseline}
.full{grid-column:1/-1}
.rail{grid-column:1/4}
.col{grid-column:4/10}
.col-w{grid-column:4/13}
.label{font-size:var(--t-label);font-weight:var(--w-strong);line-height:1.4;letter-spacing:.01em;color:var(--dim)}

/* ---------- Navbar ---------- */
.nav{position:sticky;top:0;z-index:100;background:var(--bg)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}
.brand{font-size:var(--t-small);font-weight:var(--w-strong);letter-spacing:-.01em;transition:color .2s,opacity .3s var(--ease),visibility 0s}
.brand:hover{color:var(--accent)}
html.js .brand-home{opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility 0s .3s}
html.js.past-hero .brand-home{opacity:1;visibility:visible;transition:opacity .3s var(--ease),visibility 0s}
.right{display:flex;align-items:center;gap:8px}
.links{display:flex;align-items:center;gap:32px;margin-right:12px}
.link{display:inline-flex;align-items:center;gap:8px;font-size:var(--t-small);font-weight:var(--w-text);color:var(--dim);transition:color .2s}
.link svg{display:none}
.link:hover{color:var(--text)}
.link[aria-current="page"]{color:var(--accent)}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;margin-right:-10px;border:0;border-radius:50%;background:transparent;color:var(--dim);cursor:pointer;transition:color .2s}
.icon-btn:hover{color:var(--text)}
.icon-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.burger{display:none}
.theme .moon{display:none}
:root[data-theme="dark"] .theme .sun{display:none}
:root[data-theme="dark"] .theme .moon{display:block}
@media (prefers-color-scheme:dark){
  :root:not([data-theme]) .theme .sun{display:none}
  :root:not([data-theme]) .theme .moon{display:block}
}

/* ---------- Type roles ---------- */
.display{font-size:var(--t-display);line-height:.95;font-weight:500;letter-spacing:-.05em;margin-left:-.04em}
.display span.l{display:block}
.title{font-size:var(--t-title);line-height:1.05;font-weight:var(--w-strong);letter-spacing:-.04em;margin-left:-.03em}
.role{font-size:var(--t-lead);line-height:1.25;font-weight:var(--w-text);letter-spacing:-.025em}
.role .slash{display:none}
.role .spe{display:block;color:var(--accent)}
.lead{font-size:var(--t-lead);line-height:1.3;font-weight:var(--w-text);letter-spacing:-.025em;max-width:22em}
.intro{font-size:var(--t-lead);line-height:1.3;letter-spacing:-.025em;color:var(--dim);max-width:22em}
.pitch{max-width:34em}
.caret{display:inline-block;width:.06em;height:.72em;margin-left:.08em;background:var(--accent);vertical-align:-.02em;animation:blink 1.2s steps(1) 3}

/* ---------- Rhythm ---------- */
.hero{display:flex;flex-direction:column;justify-content:flex-end;min-height:calc(100svh - var(--nav-h));padding:var(--s5) 0 var(--s5)}
.hero .role{margin-top:var(--s5)}
.hero .pitch{margin-top:var(--s2)}
.facts{margin-top:var(--s4);row-gap:var(--s1)}
.facts dt{grid-column:1/4;font-size:var(--t-label);font-weight:var(--w-strong);letter-spacing:.01em;color:var(--dim)}
.facts dd{grid-column:4/13;font-size:var(--t-text);color:var(--text)}
.page-head{padding:var(--s7) 0 var(--s5)}
.page-head .intro{margin-top:var(--s3)}
.section{padding:var(--s6) 0 0}
.after{padding-bottom:var(--s6)}
.section > .grid > .label{padding-top:.3em}
.projects{margin-top:var(--s5);display:flex;flex-direction:column;gap:var(--s5)}

/* ---------- Projects ---------- */
.project{--h3:var(--t-title)}
.status{display:flex;align-items:center;gap:10px;margin-top:calc(var(--h3) * .525 - 9px)}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
.status.wip .dot{opacity:.4}
.project h3{font-size:var(--h3);line-height:1.05;font-weight:var(--w-strong);letter-spacing:-.04em;margin-left:-.03em}
.meta{margin-top:var(--s1);font-size:var(--t-small);color:var(--dim)}
.funder{display:flex;align-items:center;gap:12px;margin-top:var(--s2);font-size:var(--t-small);color:var(--dim)}
.funder i{display:block;width:32px;height:32px;background:currentColor;-webkit-mask:url(/assets/france-2030.svg) center/contain no-repeat;mask:url(/assets/france-2030.svg) center/contain no-repeat}
.desc{margin-top:var(--s3);max-width:34em}
.pillars{margin-top:var(--s4);display:flex;flex-direction:column;gap:var(--s2);max-width:34em}
.pillars dt{font-size:var(--t-small);font-weight:var(--w-strong);letter-spacing:0}
.pillars dd{font-size:var(--t-small);line-height:1.5;color:var(--dim);letter-spacing:0}
.stats{margin-top:var(--s4);display:flex;flex-wrap:wrap;gap:var(--s1) var(--s3);font-size:var(--t-small);letter-spacing:0}
.stat b{font-weight:var(--w-strong)}
.stat span{margin-left:6px;color:var(--dim)}
.stack-line{margin-top:var(--s1);max-width:34em;font-size:var(--t-small);line-height:1.5;color:var(--dim);letter-spacing:0}
.actions{margin-top:var(--s4);display:flex;flex-wrap:wrap;gap:var(--s1) var(--s3)}
.arrow{display:inline-flex;align-items:center;gap:6px;font-size:var(--t-small);font-weight:var(--w-strong);letter-spacing:0;color:var(--accent);transition:color .2s}
.arrow svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.arrow:hover{color:var(--text)}

/* ---------- Skills ---------- */
.groups{display:flex;flex-direction:column;gap:var(--s5)}
.group .label{color:var(--text)}
.rows{display:flex;flex-direction:column;gap:var(--s3)}
.row{display:grid;grid-template-columns:minmax(0,12em) minmax(0,1fr);gap:var(--s1) var(--gut);align-items:baseline}
.row-name{font-weight:var(--w-strong)}
.row-text{color:var(--dim);max-width:30em}

/* ---------- Stack ---------- */
.stack-groups{display:flex;flex-direction:column;gap:var(--s5)}
.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s3) var(--gut);align-items:center}
.tile{display:flex;align-items:center;gap:var(--s2);font-size:var(--t-lead);letter-spacing:-.025em}
.tile svg{width:.8em;height:auto;aspect-ratio:1;flex:none;color:var(--dim)}

.articles-note{display:flex;flex-direction:column;gap:var(--s4)}
.articles-note .actions{margin-top:0}

/* ---------- Footer ---------- */
.footer{padding:var(--s4) 0 var(--s4);font-size:var(--t-small);color:var(--dim);letter-spacing:0}
.footer-in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 32px}
.footer a{transition:color .2s}
.footer a:hover{color:var(--text)}
.footer-links{display:flex;gap:var(--s3)}

/* ---------- Motion: one fade on load ---------- */
@keyframes blink{0%,50%{opacity:1}51%,100%{opacity:0}}
@keyframes fade{from{opacity:0}to{opacity:1}}
.rise{animation:fade .6s var(--ease) both}
.rise-2{animation-delay:.08s}
.rise-3{animation-delay:.16s}
.rise-4{animation-delay:.24s}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* ---------- Tablet ---------- */
@media (max-width:1000px){
  .rail{grid-column:1/4}
  .col{grid-column:4/13}
}

/* ---------- Mobile: one column, scaled space ---------- */
@media (max-width:760px){
  :root{--nav-h:64px;--s4:32px;--s5:64px;--s6:104px;--s7:144px;--gut:0px}
  .grid{display:block}
  .rail,.col,.col-w,.full{grid-column:auto}
  .rail{margin-bottom:var(--s1)}
  .status{margin-top:0;margin-bottom:var(--s2)}
  .facts dt{margin-top:var(--s2)}
  .burger{display:inline-flex}
  .links{position:fixed;inset:0;z-index:90;margin:0;padding:calc(var(--nav-h) + 24px) var(--pad) 40px;flex-direction:column;align-items:flex-start;justify-content:flex-start;gap:8px;background:var(--bg);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .22s var(--ease),transform .22s var(--ease),visibility 0s .22s}
  .menu-open .links{opacity:1;visibility:visible;transform:none;transition:opacity .22s var(--ease),transform .22s var(--ease)}
  .link{font-size:clamp(36px,10.5vw,48px);font-weight:var(--w-strong);letter-spacing:-.04em;line-height:1.15;color:var(--text)}
  .link[aria-current="page"]{color:var(--accent)}
  .brand,.icon-btn{position:relative;z-index:95}
  html.menu-open{overflow:hidden}
  .row{grid-template-columns:1fr}
  .tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
  .group .rows{margin-top:var(--s2)}
}