/* Artificial4Impact — feuille de style
   Mise en page : grille éditoriale sur papier ivoire ; le schéma isométrique est la pièce maîtresse,
   épinglé pendant que le texte parcourt ses quatre plans.
   Motion « Le Relevé » : tracer · poser · relier · mesurer. */

@font-face{font-family:'Instrument Serif';src:url('../fonts/instrument-serif-400.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:'Instrument Serif';src:url('../fonts/instrument-serif-400-italic.woff2') format('woff2');font-style:italic;font-weight:400;font-display:swap}
@font-face{font-family:'DM Sans';src:url('../fonts/dm-sans-400.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:'DM Sans';src:url('../fonts/dm-sans-500.woff2') format('woff2');font-style:normal;font-weight:500;font-display:swap}
@font-face{font-family:'DM Sans';src:url('../fonts/dm-sans-600.woff2') format('woff2');font-style:normal;font-weight:600;font-display:swap}

:root{
  --paper:#f5f2e9;--paper-2:#f8f5ed;--ink:#292b25;--muted:#5d6254;--rust:#aa482f;--rust-deep:#903b27;--rust-soft:#e8a78f;
  --warm:#eae5da;--line:#cecec0;--line-2:#babdae;--green-ink:#56614a;--cream-ink:#fff9ed;
  --serif:'Instrument Serif',Georgia,'Times New Roman',serif;--sans:'DM Sans',Arial,Helvetica,sans-serif;--mono:'Courier New',Courier,monospace;
  --ease-out:cubic-bezier(.23,1,.32,1);--ease-in:cubic-bezier(.7,0,.84,0);--ease-in-out:cubic-bezier(.77,0,.175,1);--ease-calm:cubic-bezier(.65,0,.35,1);--ease-settle:cubic-bezier(.2,1.08,.3,1);
  --t1:140ms;--t2:220ms;--t3:300ms;--t4:720ms;--t5:1150ms;
  --header-h:76px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:clip}
img{max-width:100%;height:auto;display:block}
button,input{font:inherit}button{color:inherit;cursor:pointer;border:0;background:none;padding:0}a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--rust);outline-offset:4px}
::selection{background:#d7a38f;color:#292b25}
h1,h2,h3,p{margin:0}
h1,h2{font-family:var(--serif);font-weight:400;line-height:1.02;letter-spacing:-.035em;text-wrap:balance}
h1 em,h2 em,h3 em{font-style:italic;font-weight:400;color:var(--rust)}
h2{font-size:clamp(40px,5.1vw,73px)}
h3{font-weight:500}
.wrap{width:100%;max-width:1408px;margin-inline:auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
@media(min-width:900px){.wrap{padding-left:max(56px,env(safe-area-inset-left,0px));padding-right:max(56px,env(safe-area-inset-right,0px))}}
.section{padding-block:104px}
@media(max-width:700px){.section{padding-block:68px}}
.eyebrow{font:11px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.1em}
.kicker{margin-bottom:22px}
.micro{font-size:11.5px;line-height:1.6;color:var(--muted)}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.status-dot{display:inline-block;width:6px;height:6px;background:var(--rust);border-radius:50%;margin-right:8px;vertical-align:middle;animation:breathe 4s var(--ease-calm) 3}
@keyframes breathe{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.35);opacity:.7}}
.section-top{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:42px;flex-wrap:wrap}
.aside-label{font-size:11px;line-height:1.6;color:var(--muted);max-width:260px}
.lead-text{font-size:14px;line-height:1.8;color:var(--muted);max-width:400px}

/* liens et boutons */
.text-link{display:inline-flex;gap:18px;align-items:center;position:relative;padding:0 0 5px;font-size:12px;font-weight:500}
.text-link::after{content:'';position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform-origin:left;transition:transform var(--t3) var(--ease-out)}
.text-link span{font-size:18px;line-height:1;transition:transform var(--t2) var(--ease-out)}
.button{display:inline-flex;justify-content:space-between;align-items:center;gap:40px;padding:16px 24px;min-height:54px;font-size:13px;font-weight:500;border-radius:2px;position:relative;overflow:hidden;isolation:isolate;transition:transform var(--t1) var(--ease-out),color var(--t2) var(--ease-out)}
.button::before{content:'';position:absolute;inset:0;z-index:-1;transform:translateX(-101%);transition:transform var(--t3) var(--ease-out)}
.button-rust{background:var(--rust);color:var(--cream-ink)}.button-rust::before{background:var(--rust-deep)}
.button span{font-size:22px;line-height:1;transition:transform var(--t2) var(--ease-out)}
.button:active{transform:scale(.97)}
@media(hover:hover) and (pointer:fine){
  .text-link:hover{color:var(--rust)}.text-link:hover::after{transform:scaleX(.55)}.text-link:hover span{transform:translate(3px,-3px)}.text-link.down:hover span{transform:translateY(3px)}
  .button:hover::before{transform:translateX(0)}.button:hover span{transform:translate(2px,-2px)}
}
.skip{position:fixed;top:-100px;left:20px;background:var(--ink);color:#fff;padding:10px 14px;z-index:200;border-radius:2px}.skip:focus{top:calc(10px + env(safe-area-inset-top,0px))}

/* barre de lecture */
.progress{position:fixed;top:0;left:0;right:0;height:2px;background:var(--rust);transform-origin:left;transform:scaleX(0);z-index:120;pointer-events:none}

/* ---------- en-tête : toujours visible ---------- */
.site-header{position:sticky;top:0;z-index:100;padding-top:env(safe-area-inset-top,0px);background:rgba(245,242,233,.9);-webkit-backdrop-filter:saturate(1.2) blur(12px);backdrop-filter:saturate(1.2) blur(12px);transition:box-shadow var(--t3) var(--ease-out)}
.site-header.scrolled{box-shadow:0 1px 0 var(--line),0 10px 30px -24px rgba(41,43,37,.4)}
.site-header .bar{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line);transition:border-color var(--t3) var(--ease-out)}
.site-header.scrolled .bar{border-color:transparent}
.brand{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;font-size:20px;font-weight:600;letter-spacing:-.8px}
.brand-mark{width:29px;height:31px;fill:none;stroke:var(--rust);stroke-width:2.2;stroke-linejoin:miter;flex:none}
.brand-four,.brand-dot{color:var(--rust)}
.main-nav{display:flex;gap:30px;margin-left:auto;font-size:12.5px}
.main-nav a{position:relative;padding:6px 0;color:var(--ink)}
.main-nav a::after{content:'';position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--rust);transform:scaleX(0);transform-origin:left;transition:transform var(--t3) var(--ease-out)}
.main-nav a[aria-current=true]{color:var(--rust)}
.main-nav a[aria-current=true]::after{transform:scaleX(1)}
.header-cta{border:1px solid var(--ink);background:var(--ink);color:var(--paper);border-radius:2px;font-size:12px;font-weight:500;padding:11px 16px;display:inline-flex;gap:22px;align-items:center;position:relative;overflow:hidden;isolation:isolate;white-space:nowrap;transition:transform var(--t1) var(--ease-out)}
.header-cta::before{content:'';position:absolute;inset:0;z-index:-1;background:var(--rust);transform:translateY(101%);transition:transform var(--t3) var(--ease-out)}
.header-cta span[aria-hidden]{font-size:18px;line-height:1}
.header-cta .short{display:none}
.header-cta:active{transform:scale(.97)}
@media(hover:hover) and (pointer:fine){.main-nav a:hover{color:var(--rust)}.main-nav a:hover::after{transform:scaleX(1)}.header-cta:hover{border-color:var(--rust)}.header-cta:hover::before{transform:translateY(0)}}
.menu-toggle{display:none;flex:none;width:44px;height:44px;margin-right:-10px;position:relative}
.no-js .menu-toggle{display:none!important}
.menu-toggle i{position:absolute;left:11px;right:11px;height:1.5px;background:var(--ink);transition:transform var(--t2) var(--ease-out)}
.menu-toggle i:first-child{top:18px}.menu-toggle i:last-child{top:25px}
.menu-toggle[aria-expanded=true] i:first-child{transform:translateY(3.5px) rotate(45deg)}
.menu-toggle[aria-expanded=true] i:last-child{transform:translateY(-3.5px) rotate(-45deg)}
.mobile-panel{display:none}
@media(max-width:960px){
  :root{--header-h:64px}
  .brand{font-size:18px}
  .main-nav{display:none}
  .header-cta{margin-left:auto;padding:10px 12px;gap:10px;font-size:11.5px}
  .header-cta .long{display:none}
  .header-cta .short{display:inline}
  .menu-toggle{display:block}
  .mobile-panel{display:block;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 24px 40px -30px rgba(41,43,37,.45);transform-origin:top;visibility:hidden;opacity:0;transform:translateY(-8px);transition:opacity var(--t2) var(--ease-out),transform var(--t2) var(--ease-out),visibility 0s linear var(--t2)}
  .mobile-panel.open{visibility:visible;opacity:1;transform:none;transition:opacity var(--t2) var(--ease-out),transform var(--t2) var(--ease-out),visibility 0s}
  .mobile-panel nav{display:grid;padding-block:8px 20px}
  .mobile-panel a{font-family:var(--serif);font-size:30px;letter-spacing:-.02em;padding:10px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
  .mobile-panel a span{font:10px var(--mono);color:var(--rust)}
}
@media(max-width:380px){.site-header .bar{gap:10px}.brand{font-size:16px;gap:7px}.brand-mark{width:24px;height:26px}.header-cta{padding:9px 10px;gap:8px}}

/* ---------- 1. accroche ---------- */
.hero{padding-top:clamp(48px,8vh,96px);padding-bottom:0}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:end}
.hero .eyebrow{margin-bottom:26px}
h1{font-size:clamp(52px,9.4vw,148px);line-height:.95;letter-spacing:-.045em}
h1 .line{display:block;overflow:hidden;padding-bottom:.06em;margin-bottom:-.06em}
h1 .line>span{display:inline-block}
.hero-aside{display:grid;gap:22px;padding-bottom:14px;max-width:380px}
.hero-aside p{font-size:15px;line-height:1.8;color:var(--muted)}
.hero-cta{display:flex}
.hero-baseline{display:flex;align-items:center;justify-content:space-between;font-size:11px;border-top:1px solid var(--line);margin-top:clamp(48px,8vh,88px);padding:22px 0 24px;color:var(--muted);gap:16px;flex-wrap:wrap}
.hero-baseline>span:first-child{color:var(--ink);font-weight:500}
.hero-baseline i{font-style:normal;color:var(--rust);margin:0 12px}
.scroll-cue{display:inline-flex;gap:12px;align-items:center;color:var(--ink);font-size:11px}
.scroll-cue svg{width:26px;height:26px;overflow:visible}
.scroll-cue .s{fill:var(--paper);stroke:var(--ink);stroke-width:1}
.scroll-cue .s.r{fill:var(--rust);stroke:var(--rust)}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:28px}.hero-aside{padding-bottom:0}}

/* ---------- 2. le schéma ---------- */
.scrolly{position:relative;height:calc(100vh + 5 * 70vh);height:calc(100svh + 5 * 70svh);border-top:1px solid var(--line)}
.scrolly .sticky{position:sticky;top:var(--header-h);height:calc(100vh - var(--header-h));height:calc(100svh - var(--header-h));display:flex;align-items:center;overflow:hidden}
.scrolly-grid{display:grid;grid-template-columns:.9fr 1.2fr;column-gap:32px;align-items:center;width:100%}
.scrolly-copy{display:grid;position:relative;z-index:1;min-width:0}
.step{min-width:0}
.js .step{grid-area:1/1;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity 120ms var(--ease-out),transform 120ms var(--ease-out),visibility 0s linear 120ms}
.js .step.is-on{opacity:1;visibility:visible;transform:none;transition:opacity 320ms var(--ease-out) 90ms,transform 420ms var(--ease-out) 90ms,visibility 0s}
.step .eyebrow{color:var(--rust)}
.step-title{font-family:var(--serif);font-weight:400;font-size:clamp(34px,3.8vw,56px);line-height:1.04;letter-spacing:-.03em;margin:16px 0 18px;text-wrap:balance}
.step p.lead{font-size:14px;line-height:1.8;max-width:390px;color:var(--muted)}
.step-index{display:flex;gap:6px;margin-top:28px}
.step-index i{display:block;width:22px;height:2px;background:var(--line);transition:background var(--t2) var(--ease-out)}
.step-index i.on{background:var(--rust)}
.figure{min-width:0;position:relative;perspective:1400px}
.figure-heading{display:flex;justify-content:space-between;align-items:center;font:10px/1.4 var(--mono);text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:0 5px 10px}
.system-art{position:relative;isolation:isolate;transform-style:preserve-3d}
.system-art::before{content:'';position:absolute;inset:5% 0 4%;background-image:radial-gradient(rgba(102,105,71,.19) .65px,transparent .65px);background-size:13px 13px;-webkit-mask-image:radial-gradient(ellipse,#000 30%,transparent 72%);mask-image:radial-gradient(ellipse,#000 30%,transparent 72%);z-index:-1}
.system-art svg{display:block;width:100%;height:auto;max-height:calc(100svh - var(--header-h) - 130px);overflow:visible;margin-inline:auto}
.figure-controls{display:flex;justify-content:space-between;gap:8px;padding-top:12px;border-top:1px solid var(--line)}
.layer-choice{font-size:11px;padding:8px 2px;min-height:32px;position:relative;white-space:nowrap;color:var(--muted);transition:color var(--t2) var(--ease-out)}
.layer-choice::after{content:'';position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--rust);transform:scaleX(0);transform-origin:left;transition:transform var(--t3) var(--ease-out)}
.layer-choice.active{color:var(--rust)}.layer-choice.active::after{transform:scaleX(1)}
@media(hover:hover) and (pointer:fine){.layer-choice:hover{color:var(--ink)}}
#system-diagram .float{transform-box:fill-box;transform-origin:center}
.ambient .people .float{animation:lift 7s var(--ease-calm) infinite}
.ambient .tools .float{animation:lift 7s var(--ease-calm) 1.2s infinite;--lift:-3px}
.ambient .friction .float{animation:lift 7s var(--ease-calm) 2.4s infinite;--lift:-2px}
.ambient .flow .float{animation:lift 7s var(--ease-calm) 3.6s infinite;--lift:-1px}
@keyframes lift{0%,100%{transform:translateY(0)}50%{transform:translateY(var(--lift,-5px))}}
.ambient .flow-run{animation:flow-run 9s linear infinite}
@keyframes flow-run{to{stroke-dashoffset:-96}}
.ambient .warn{animation:warn 3.2s var(--ease-calm) infinite;transform-box:fill-box;transform-origin:center}
@keyframes warn{0%,100%{opacity:.78;transform:scale(1)}50%{opacity:1;transform:scale(1.08)}}
.ambient .clock-hand{transform-box:fill-box;transform-origin:0% 0%;animation:hand 8s linear infinite}
@keyframes hand{to{transform:rotate(360deg)}}
#system-diagram .items,#system-diagram .flow-draw{transition:opacity var(--t3) var(--ease-out),stroke-width var(--t3) var(--ease-out)}
#system-diagram .flow-run{opacity:.9}
#system-diagram.resolved .friction .items{opacity:.28}
#system-diagram.resolved .warn{animation:none;opacity:.35}
#system-diagram.resolved .flow-run{animation-duration:4s}
#system-diagram.resolved .flow-draw{stroke-width:1.6}
.scrolly.paused .ambient *,.scrolly.paused .ambient .float{animation-play-state:paused}
@media(max-width:900px){
  .scrolly{height:calc(100vh + 5 * 80vh);height:calc(100svh + 5 * 80svh)}
  .scrolly-grid{grid-template-columns:1fr;row-gap:12px;align-content:start;padding-top:8px}
  .figure{order:-1}
  .figure-heading{display:none}
  .system-art svg{max-height:min(38svh,380px)}
  .figure-controls{overflow-x:auto;justify-content:flex-start;gap:18px;scrollbar-width:none}
  .scrolly-copy{min-height:250px;align-content:start}
  .step-title{font-size:clamp(28px,7.6vw,40px);margin:10px 0}
  .step p.lead{font-size:13px;line-height:1.7}
  .step-index{margin-top:16px}
}
@media(max-width:700px){#system-diagram .lbl{display:none}}
.figure-heading .motion-toggle{margin-left:auto;margin-right:18px}
.motion-toggle{display:inline-flex;gap:8px;align-items:center;font:10px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding:6px 0;min-height:28px}
.motion-toggle i{display:inline-block;width:8px;height:9px;border-left:2px solid currentColor;border-right:2px solid currentColor}
.motion-toggle[aria-pressed=true] i{border:0;width:0;height:0;border-left:8px solid currentColor;border-top:5px solid transparent;border-bottom:5px solid transparent}
@media(hover:hover) and (pointer:fine){.motion-toggle:hover{color:var(--rust)}}
.scrolly.user-paused .ambient *,.scrolly.user-paused .ambient .float{animation-play-state:paused!important}
/* écran très bas (zoom 200 %, téléphone en paysage) : lecture à la suite, sans épinglage */
@media(max-height:600px){
  .scrolly{height:auto}.scrolly .sticky{position:static;height:auto;padding-block:48px}
  .js .step{grid-area:auto;opacity:1!important;visibility:visible!important;transform:none!important}
  .scrolly-copy{gap:36px}.figure-controls,.step-index{display:none}
}
/* sans JavaScript : les étapes se lisent à la suite */
.no-js .scrolly{height:auto}.no-js .scrolly .sticky{position:static;height:auto;padding-block:64px}
.no-js .scrolly-copy{gap:40px}.no-js .figure-controls,.no-js .step-index{display:none}

/* ---------- 3. contexte et chiffres ---------- */
.context-intro{display:grid;grid-template-columns:1.2fr 1fr;align-items:end;gap:8%;margin-bottom:48px}
.context-intro>p{max-width:350px;font-size:15px;line-height:1.9;padding-bottom:3px;color:var(--muted)}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line)}
.stat{padding:30px 34px 26px 0;min-width:0;display:grid;grid-template-rows:auto auto auto 1fr auto;align-content:start}
.stat+.stat{border-left:1px solid var(--line);padding-left:34px}
.stat-number{font-family:var(--serif);font-size:clamp(64px,7vw,100px);line-height:1;letter-spacing:-.06em;margin-bottom:22px;font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:4px}
.stat-number>span:last-child{font-size:.42em;letter-spacing:-.03em}
.viz{margin-bottom:22px;min-height:104px}
.viz-units{display:grid;grid-template-rows:repeat(5,auto);grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);gap:4px;max-width:300px}
.viz-units i{display:block;aspect-ratio:1;border-radius:50%;border:1px solid var(--line-2);background:transparent;transition:background var(--t2) var(--ease-out),border-color var(--t2) var(--ease-out),transform var(--t3) var(--ease-settle)}
.viz-units i.on{background:var(--rust);border-color:var(--rust)}
.viz-bars{display:grid;gap:9px;max-width:300px}
.viz-bars .row{display:grid;grid-template-columns:1fr;gap:4px}
.viz-bars .lbl{display:flex;justify-content:space-between;font:10px var(--mono);color:var(--muted);letter-spacing:.02em}
.viz-bars .track{position:relative;height:10px}
.viz-bars .base,.viz-bars .gain{position:absolute;top:0;bottom:0;left:0;transform-origin:left}
.viz-bars .base{width:calc(100% / 120 * 100);background:var(--line-2)}
.viz-bars .gain{width:calc(100% / 120 * 115);background:var(--rust)}
.viz-bars .gain::after{content:'';position:absolute;left:calc(100% / 115 * 100);top:-3px;bottom:-3px;width:1px;background:var(--ink)}
.viz-caption{font:10px/1.5 var(--mono);color:var(--muted);margin-top:10px;letter-spacing:.02em}
.viz-caption b{color:var(--rust);font-weight:400}
.stat h3{font-size:14px;margin-bottom:10px}
.stat p.body{font-size:12.5px;color:var(--muted);max-width:310px}
.stat .micro{margin-top:18px;font-size:10.5px}
.sources{border-top:1px solid var(--line);padding-top:17px}
.sources summary{display:flex;justify-content:space-between;align-items:center;gap:24px;cursor:pointer;list-style:none;font-size:11px;color:var(--muted)}
.sources summary::-webkit-details-marker{display:none}
.sources summary b{font-weight:500;color:var(--ink);font-size:12px;display:inline-flex;gap:14px;align-items:center}
.sources summary b i{font-style:normal;color:var(--rust);font-size:18px;transition:transform var(--t3) var(--ease-out);display:inline-block}
.sources[open] summary b i{transform:rotate(45deg)}
.sources-body{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;padding:22px 0 6px}
.sources-body h4{font-size:12px;font-weight:500;margin:0 0 8px}
.sources-body p{font-size:11.5px;line-height:1.7;color:var(--muted);margin:0 0 8px}
.sources-body a{font-size:11.5px;color:var(--rust);border-bottom:1px solid currentColor}
@media(max-width:900px){.context-intro{grid-template-columns:1fr;gap:18px}.stats{grid-template-columns:1fr}.stat+.stat{border-left:0;border-top:1px solid var(--line);padding-left:0}.sources-body{grid-template-columns:1fr}}

/* ---------- 4. métiers ---------- */
.work-section{background:var(--warm)}
.sector-tabs{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line-2);position:relative}
.sector-tabs button{display:flex;align-items:center;gap:17px;min-height:67px;text-align:left;font-size:13px;padding:18px 20px;position:relative;z-index:1;transition:color var(--t3) var(--ease-out)}
.sector-tabs button+button{border-left:1px solid var(--line-2)}
.sector-tabs button>span:first-child{font:10px var(--mono);color:var(--muted);transition:color var(--t3) var(--ease-out)}
.sector-tabs button[aria-selected=true]{color:var(--paper)}
.sector-tabs button[aria-selected=true]>span:first-child{color:#bfc3b6}
.tab-ink{position:absolute;top:0;bottom:0;left:0;width:calc(100% / 3);background:var(--ink);z-index:0;transition:transform var(--t3) var(--ease-in-out)}
.tab-arrow{margin-left:auto;font-size:20px}
.sector-panel{display:grid;grid-template-columns:1fr 1fr;gap:9%;padding:60px 5% 44px}
.sector-copy .eyebrow{margin-bottom:19px;color:var(--rust)}
.sector-copy h3{font-family:var(--serif);font-size:40px;font-weight:400;line-height:1.1;letter-spacing:-.02em;margin-bottom:23px;text-wrap:balance}
.sector-copy>p.body{font-size:13px;line-height:1.9;color:var(--muted);max-width:350px}
.opportunity{display:grid;gap:9px;border-left:2px solid var(--rust);padding-left:18px;margin-top:30px;font-size:12.5px;line-height:1.8}
.opportunity>span:first-child{font:10px var(--mono);text-transform:uppercase;letter-spacing:.1em;color:var(--rust)}
.workflow-visual{padding:15px 10px 0;max-width:400px;width:100%;margin:auto}
.workflow-label{font:10px var(--mono);text-transform:uppercase;text-align:center;letter-spacing:.08em;color:var(--muted);margin-bottom:30px}
.workflow-inputs{display:flex;align-items:center;justify-content:center;gap:20px}
.workflow-inputs>div{width:130px;border:1px solid #b1b5a6;border-radius:3px;background:#f4f1e8;padding:14px;display:flex;flex-direction:column;align-items:center;gap:9px;font-size:11px;text-align:center}
.workflow-inputs>div:first-child{transform:rotate(-4deg)}.workflow-inputs>div:last-child{transform:rotate(4deg)}
.workflow-inputs svg{width:29px;height:29px;fill:none;stroke:#747b64;stroke-width:1.2}
.flow-plus{font-size:20px;color:var(--rust)}
.flow-connector{height:43px;position:relative;text-align:center}
.flow-connector span{display:block;position:absolute;width:1px;height:100%;background:var(--rust);left:50%;transform-origin:top}
.flow-connector b{position:relative;top:25px;color:var(--rust);font-weight:400;background:var(--warm);line-height:1;font-size:11px;padding:0 6px}
.flow-connector.small{height:35px}.flow-connector.small b{top:18px}
.workflow-core{border:1px solid var(--rust);background:#f1e5d9;display:flex;flex-direction:column;align-items:center;gap:9px;padding:16px;font-size:12px;font-weight:500;border-radius:3px}
.workflow-core svg{width:30px;height:30px;fill:none;stroke:var(--rust);stroke-width:1.2}
.workflow-result{text-align:center;font-size:12px;display:grid;gap:4px;justify-items:center}
.check{width:26px;height:26px;border-radius:50%;background:var(--rust);color:var(--cream-ink);display:grid;place-items:center;font-size:13px}
.workflow-result b{font-weight:500}
.work-note{font-size:10.5px;color:var(--muted);text-align:center;border-top:1px solid var(--line-2);padding-top:18px;max-width:620px;margin:0 auto}
@media(max-width:900px){.sector-tabs{grid-template-columns:1fr}.sector-tabs button+button{border-left:0;border-top:1px solid var(--line-2)}.tab-ink{width:100%;height:calc(100% / 3)}.sector-panel{grid-template-columns:minmax(0,1fr);gap:40px;padding:40px 0 30px}.workflow-inputs{gap:12px}.workflow-inputs>div{width:auto;flex:1 1 0;min-width:0}.sector-copy h3{font-size:32px}}

/* ---------- 5. méthode ---------- */
.two-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:8%}
.method-intro h2{margin-bottom:26px}
.method-intro .lead-text{margin-bottom:28px}
.method-steps{position:relative;padding-left:34px}
.m-list{list-style:none;margin:0;padding:0}
.method-line{position:absolute;left:8px;top:0;bottom:0;width:1px;background:var(--line)}
.method-line i{position:absolute;inset:0;background:var(--rust);transform-origin:top;transform:scaleY(0)}
.m-step{position:relative;padding:22px 0 26px;border-top:1px solid var(--line);transition:opacity var(--t3) var(--ease-out)}
.m-step h3{transition:color var(--t3) var(--ease-out)}
.js .m-step:not(.lit) h3{color:var(--muted)}
.m-step::before{content:'';position:absolute;left:-30px;top:30px;width:9px;height:9px;border-radius:50%;background:var(--paper);border:1px solid var(--rust);transition:background var(--t2) var(--ease-out),transform var(--t3) var(--ease-settle)}
.m-step.lit::before{background:var(--rust);transform:scale(1.25)}
.m-step .num{font:10.5px var(--mono);color:var(--rust);letter-spacing:.1em}
.m-step h3{font-family:var(--serif);font-weight:400;font-size:30px;letter-spacing:-.02em;margin:6px 0 10px}
.m-step p{font-size:13px;line-height:1.8;color:var(--muted);max-width:440px}
.m-step .arrive{display:block;margin-top:10px;font-size:12.5px;color:var(--ink)}
.m-step .arrive::before{content:'→ ';color:var(--rust)}

/* ---------- 6. manière de travailler ---------- */
.principles-intro .lead-text{margin-top:26px}
.principles-list{display:grid;border-top:1px solid var(--line);align-content:start}
.principle{display:grid;grid-template-columns:56px minmax(0,1fr);gap:12px;padding:26px 0;border-bottom:1px solid var(--line)}
.principle .num{font:10px var(--mono);color:var(--rust);padding-top:6px;letter-spacing:.1em}
.principle h3{font-family:var(--serif);font-weight:400;font-size:26px;letter-spacing:-.015em;line-height:1.15;margin-bottom:8px}
.principle p{font-size:13px;color:var(--muted);line-height:1.75;max-width:460px}
@media(max-width:900px){.two-col{grid-template-columns:1fr;gap:40px}.principle{grid-template-columns:40px minmax(0,1fr)}.principle h3{font-size:22px}}

/* ---------- 7. fondateurs ---------- */
.founders{background:var(--warm)}
.founders-intro{max-width:540px;margin-top:22px}
.relay{display:block;width:100%;height:auto;margin:30px auto 36px;overflow:visible}
.relay text{font-family:var(--mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;fill:var(--muted)}
.relay .big{font-family:var(--serif);font-size:16px;letter-spacing:-.01em;fill:var(--ink);text-transform:none}
.relay .wire{stroke:var(--rust);stroke-width:1;fill:none}
.relay .node{fill:var(--paper);stroke:var(--rust);stroke-width:1.1;transition:fill var(--t3) var(--ease-out)}
.relay .node.ink{fill:var(--rust)}
.relay-m{display:none;position:relative;margin:26px 0 30px;padding-left:26px;gap:18px}
.relay-m::before{content:'';position:absolute;left:6px;top:8px;bottom:8px;width:1px;background:var(--rust)}
.relay-m div{position:relative;display:grid;gap:2px}
.relay-m i{position:absolute;left:-26px;top:5px;width:11px;height:11px;border-radius:50%;background:var(--rust)}
.relay-m i.mid{width:15px;height:15px;left:-28px;top:3px;background:var(--paper);border:1px solid var(--rust)}
.relay-m b{font:10px var(--mono);text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:400}
.relay-m span{font-family:var(--serif);font-size:19px;letter-spacing:-.01em;line-height:1.2}
.founder-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
.founder{background:var(--paper);border:1px solid var(--line-2);border-radius:3px;padding:30px;display:grid;grid-template-rows:auto auto auto 1fr;gap:20px;transition:transform var(--t3) var(--ease-out),box-shadow var(--t3) var(--ease-out);min-width:0}
.founder .head{display:grid;grid-template-columns:176px minmax(0,1fr);gap:34px;align-items:end;padding-bottom:26px}
.portrait{position:relative;width:176px}
.portrait .photo{position:relative;overflow:hidden;border-radius:2px;aspect-ratio:1;background:#d9d4c6}
.portrait .photo img{width:100%;height:100%;object-fit:cover;transition:transform var(--t3) var(--ease-out)}
.portrait .mark{position:absolute;right:-44px;bottom:-34px;width:118px;height:auto;filter:drop-shadow(0 6px 10px rgba(41,43,37,.18));transition:transform var(--t3) var(--ease-settle);transform-origin:50% 80%}
.founder .who{min-width:0;padding-bottom:4px}
.founder .role{font:10px var(--mono);text-transform:uppercase;letter-spacing:.1em;color:var(--rust);margin-bottom:10px}
.founder h3{font-family:var(--serif);font-weight:400;font-size:clamp(28px,2.6vw,36px);letter-spacing:-.02em;line-height:1.05}
.founder .bio{font-size:13px;line-height:1.8;color:var(--muted)}
.founder .brings{display:grid;gap:10px;border-left:2px solid var(--rust);padding-left:18px;align-content:start}
.founder .brings>span{font:10px var(--mono);text-transform:uppercase;letter-spacing:.1em;color:var(--rust)}
.founder ul{margin:0;padding:0;display:grid;gap:7px;list-style:none}
.founder li{font-size:12.5px;line-height:1.7}
.founder .facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);padding-top:16px;gap:12px;align-self:end}
.fact b{display:block;font-family:var(--serif);font-weight:400;font-size:34px;letter-spacing:-.04em;line-height:1;font-variant-numeric:tabular-nums}
.fact span{display:block;font-size:10.5px;color:var(--muted);line-height:1.4;margin-top:4px}
.founders-note{font-size:10.5px;color:var(--muted);text-align:center;margin-top:26px}
@media(hover:hover) and (pointer:fine){.founder:hover{transform:translateY(-3px);box-shadow:0 18px 40px -28px rgba(41,43,37,.35)}.founder:hover .mark{transform:rotate(-4deg) translateY(-2px)}.founder:hover .photo img{transform:scale(1.03)}}
@media(max-width:1100px){.founder .head{grid-template-columns:1fr;gap:34px}}
@media(max-width:900px){.founder-grid{grid-template-columns:1fr}.founder{padding:22px}}
@media(max-width:700px){.relay{display:none}.relay-m{display:grid}.portrait{width:150px}.portrait .mark{width:104px;right:-40px;bottom:-30px}}

/* ---------- 8. simulation ---------- */
.calc-intro .lead-text{margin:26px 0 30px}
.field{margin-bottom:22px}
.field label{display:flex;justify-content:space-between;font-size:13px;margin-bottom:10px}
.field output{font:12px var(--mono);color:var(--rust);font-variant-numeric:tabular-nums}
input[type=range]{width:100%;min-height:24px;accent-color:var(--rust);cursor:pointer}
.calc-result{background:var(--warm);border:1px solid var(--line-2);border-radius:3px;padding:30px;align-self:start}
.calc-result .eyebrow{color:var(--muted)}
.big-number{font-family:var(--serif);font-size:clamp(70px,8vw,110px);letter-spacing:-.06em;line-height:1;margin:18px 0 20px;font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:8px;color:var(--green-ink)}
.big-number small{font-size:.3em;letter-spacing:-.02em}
.calc-value{display:flex;justify-content:space-between;align-items:baseline;gap:12px;border-top:1px solid var(--line-2);padding-top:14px;font-size:11px;color:var(--muted)}
.calc-value b{font-weight:500;font-size:16px;color:var(--ink);font-variant-numeric:tabular-nums;white-space:nowrap}
.calc-note{font:10px/1.7 var(--mono);color:var(--muted);margin-top:18px;border-top:1px solid var(--line-2);padding-top:14px}
.calc-caveat{font-size:11px;line-height:1.7;color:var(--muted);margin-top:14px}
.calc-link{margin-top:18px}

/* ---------- 9. questions ---------- */
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:24px;text-align:left;padding:20px 0;font-size:16px;font-weight:500}
.faq-q i{font-style:normal;font-size:22px;color:var(--rust);line-height:1;transition:transform var(--t3) var(--ease-out);display:inline-block;flex:none}
.faq-q[aria-expanded=true] i{transform:rotate(45deg)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--t3) var(--ease-out)}
.faq-a>div{overflow:hidden;visibility:hidden;transition:visibility 0s linear var(--t3)}
.faq-item.open .faq-a>div{visibility:visible;transition-delay:0s}
.no-js .faq-a>div{visibility:visible}
.faq-a p{font-size:13px;line-height:1.8;color:var(--muted);padding-bottom:22px;max-width:560px;opacity:0;transform:translateY(-4px);transition:opacity var(--t3) var(--ease-out),transform var(--t3) var(--ease-out)}
.faq-item.open .faq-a{grid-template-rows:1fr}.faq-item.open .faq-a p{opacity:1;transform:none}
.no-js .faq-a{grid-template-rows:1fr}.no-js .faq-a p{opacity:1;transform:none}

/* ---------- 10. contact ---------- */
.cta{background:var(--ink);color:var(--paper);position:relative;overflow:hidden}
.cta .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:40px;position:relative}
.cta .eyebrow{color:#bfc3b6}
.cta h2{margin:22px 0 18px}
.cta h2 em{color:var(--rust-soft)}
.cta p{color:#c9ccc0;font-size:14px;max-width:420px}
.cta-actions{display:grid;gap:14px;justify-items:start}
.cta-mail{font-size:12px;color:#c9ccc0}
.cta-mail a{color:var(--paper);border-bottom:1px solid rgba(245,242,233,.4)}
.cta :focus-visible{outline-color:var(--rust-soft)}
.cta-grid{position:absolute;inset:0;background-image:radial-gradient(rgba(245,242,233,.09) .7px,transparent .7px);background-size:14px 14px;-webkit-mask-image:radial-gradient(ellipse at 80% 50%,#000 20%,transparent 70%);mask-image:radial-gradient(ellipse at 80% 50%,#000 20%,transparent 70%)}
@media(max-width:900px){.cta .wrap{grid-template-columns:1fr;align-items:start}}

/* ---------- pied de page ---------- */
.site-footer{padding-block:52px 40px;padding-bottom:calc(40px + env(safe-area-inset-bottom,0px))}
.site-footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px;align-items:start;font-size:11.5px;color:var(--muted)}
.site-footer .brand{font-size:17px;color:var(--ink)}
.site-footer .tag{font-family:var(--serif);font-size:21px;color:var(--ink);letter-spacing:-.02em;margin-top:12px;line-height:1.2}
.site-footer .col{display:grid;gap:7px;justify-items:start}
.site-footer .col a{border-bottom:1px solid transparent;transition:border-color var(--t2) var(--ease-out),color var(--t2) var(--ease-out)}
@media(hover:hover) and (pointer:fine){.site-footer .col a:hover{color:var(--rust);border-color:currentColor}}
@media(max-width:900px){.site-footer .wrap{grid-template-columns:1fr}}

/* ---------- pages légales et 404 ---------- */
.legal{padding-block:72px 96px}
.legal .wrap{max-width:860px}
.legal .back{display:inline-flex;margin-bottom:40px}
.legal h1{font-size:clamp(44px,6vw,76px);line-height:1;letter-spacing:-.035em;margin-bottom:12px}
.legal .updated{font:11px var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:40px}
.legal h2{font-size:clamp(26px,3vw,34px);letter-spacing:-.02em;margin:46px 0 14px;padding-top:22px;border-top:1px solid var(--line)}
.legal h3{font-size:15px;margin:24px 0 8px}
.legal p,.legal li{font-size:14.5px;line-height:1.8;color:#45493f;max-width:68ch}
.legal p{margin-bottom:12px}
.legal ul{padding-left:20px;margin:0 0 14px}
.legal li{margin-bottom:6px}
.legal a{color:var(--rust);border-bottom:1px solid currentColor;word-break:break-word}
.legal address{font-style:normal;font-size:14.5px;line-height:1.8;margin-bottom:12px}
.legal mark{background:#f1dfc9;color:var(--ink);padding:0 4px;border-radius:2px}
.notfound{min-height:70vh;display:grid;align-content:center;gap:22px;padding-block:80px}
.notfound h1{font-size:clamp(56px,10vw,140px)}
.notfound p{color:var(--muted);max-width:420px}

/* ---------- mouvement réduit : états finaux, sans déplacement ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:120ms!important;transition-delay:0s!important}
  .js .step{transform:none}.method-line i{transform:none}
}