*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#1b2c6b;--navy-dark:#101d4b;--red:#c0392b;--gold:#e8921a;
  --paper:#f7f6f2;--surface:#fcfbf8;--soft:#eef1f5;--line:#d9dde5;
  --text:#51596a;--ink:#0a0e24;--white:#fff;
}
html{scroll-behavior:smooth}
body{font-family:'Open Sans',sans-serif;color:var(--navy);background:var(--paper);overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}

/* Navigation commune */
nav{position:sticky;top:0;z-index:999;background:rgba(252,251,248,.98);display:flex;align-items:center;justify-content:space-between;padding:0 60px;height:92px;box-shadow:0 1px 10px rgba(0,0,0,.07);transition:height .25s ease,box-shadow .25s ease}
nav.scrolled{box-shadow:0 6px 28px rgba(10,14,36,.12)}
.logo-wrap{display:flex;align-items:center;text-decoration:none;flex-shrink:0}
.logo-img{height:54px;width:auto;transition:height .25s ease}
nav.scrolled .logo-img{height:44px}
.nav-links{display:flex;gap:55px;align-items:center;list-style:none}
.nav-links>li>a,.nav-programme-toggle{position:relative;font-family:'Raleway',sans-serif;font-size:15px;font-weight:600;color:var(--navy);text-decoration:none;padding:0 0 8px;border:0;background:none;cursor:pointer;transition:color .2s}
.nav-links>li>a::after,.nav-programme-toggle::after{content:'';position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:center;transition:transform .3s cubic-bezier(.16,1,.3,1)}
.nav-links>li>a:hover,.nav-links>li>a.active,.nav-programme-toggle:hover,.nav-programme-toggle.active,.nav-programme.open .nav-programme-toggle{color:var(--red)}
.nav-links>li>a:hover::after,.nav-links>li>a.active::after,.nav-programme-toggle:hover::after,.nav-programme-toggle.active::after,.nav-programme.open .nav-programme-toggle::after{transform:scaleX(1)}
.nav-programme{position:relative}
.nav-programme-toggle{display:flex;align-items:center;gap:7px}
.nav-programme-chevron{width:11px;height:11px;fill:none;stroke:currentColor;stroke-width:1.8;transition:transform .25s ease}
.nav-programme.open .nav-programme-chevron{transform:rotate(180deg)}
.nav-programme::after{content:'';position:absolute;top:100%;left:-24px;right:-24px;height:28px}
.nav-programme-menu{position:fixed;top:92px;left:0;right:0;width:100%;padding:34px 60px 38px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) minmax(280px,1.15fr);gap:36px;background:#fff;border-top:1px solid #e5e7eb;border-bottom:1px solid #dfe2e7;box-shadow:0 20px 42px -34px rgba(10,14,36,.38);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-6px);transition:opacity .2s ease,visibility .2s ease,transform .24s cubic-bezier(.16,1,.3,1)}
nav.scrolled .nav-programme-menu{top:92px}
.nav-programme:hover .nav-programme-menu,.nav-programme.open .nav-programme-menu{opacity:1;visibility:visible;pointer-events:auto;transform:none}
.nav-programme-column{min-width:0}
.nav-programme-eyebrow{display:block;margin-bottom:15px;font-family:'Raleway',sans-serif;font-size:9px;font-weight:700;letter-spacing:1.45px;text-transform:uppercase;color:#9aa3b3}
.nav-programme-menu a{display:block;padding:0;margin:0 0 12px;color:var(--navy);text-decoration:none;font-size:13.5px;font-weight:500;line-height:1.45;transition:color .18s ease}
.nav-programme-menu a:hover,.nav-programme-menu a.current{color:var(--red)}
.nav-programme-aside{border-left:1px solid #e2e5ea;padding-left:36px}
.nav-programme-aside p{font-size:12.5px;line-height:1.7;color:#667084;margin-bottom:18px;max-width:360px}
.nav-programme-menu .nav-programme-cta{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;max-width:310px;margin:0;padding:11px 14px;border:1px solid #dce1e8;background:#f7f8fa;font-family:'Raleway',sans-serif;font-size:12.5px;font-weight:650;color:var(--navy)}
.nav-programme-menu .nav-programme-cta:hover{background:#f1f3f6;color:var(--navy)}
.nav-burger{display:none;flex-direction:column;justify-content:center;gap:5px;background:none;border:0;padding:10px;cursor:pointer}
.nav-burger span{display:block;width:24px;height:2px;background:var(--navy);transition:transform .25s ease,opacity .2s ease}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Hero */
.offer-hero{background:var(--surface);border-bottom:1px solid var(--line)}
.offer-hero-inner{max-width:1320px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(430px,.82fr);min-height:650px}
.offer-hero-copy{padding:92px 70px 88px 40px;display:flex;flex-direction:column;justify-content:center}
.eyebrow{display:block;margin-bottom:22px;font-family:'Raleway',sans-serif;font-size:10px;font-weight:800;letter-spacing:2.5px;text-transform:uppercase;color:var(--red)}
.offer-hero h1{max-width:760px;font-family:'Raleway',sans-serif;font-size:clamp(46px,5.2vw,72px);font-weight:800;line-height:1.02;letter-spacing:-2.7px;color:var(--navy)}
.offer-hero-lead{max-width:680px;margin-top:28px;font-size:15px;line-height:1.85;color:#596172}
.hero-actions{display:flex;align-items:center;gap:24px;margin-top:34px;flex-wrap:wrap}
.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:space-between;gap:22px;text-decoration:none;font-family:'Raleway',sans-serif;font-size:12.5px;font-weight:750;transition:background .2s,color .2s,border-color .2s}
.btn-primary{min-width:240px;padding:15px 18px;background:var(--navy);color:#fff;border:1px solid var(--navy)}
.btn-primary:hover{background:var(--navy-dark)}
.btn-secondary{color:var(--navy);padding:10px 0;border-bottom:1px solid #b9c0cc}
.btn-secondary:hover{color:var(--red);border-color:var(--red)}
.offer-hero-meta{display:flex;gap:26px;margin-top:38px;padding-top:24px;border-top:1px solid #dde1e7;flex-wrap:wrap}
.offer-hero-meta span{font-family:'Raleway',sans-serif;font-size:10px;font-weight:700;letter-spacing:.7px;text-transform:uppercase;color:#747c8b}
.offer-hero-visual{position:relative;min-height:650px;background:var(--ink);overflow:hidden}
.offer-hero-visual>img.visual-cover{width:100%;height:100%;object-fit:cover}
.offer-hero-visual::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,30,.08),rgba(5,10,30,.48))}
.visual-note{position:absolute;z-index:2;left:34px;right:34px;bottom:34px;padding:24px 26px;background:rgba(252,251,248,.94);border:1px solid rgba(255,255,255,.35);backdrop-filter:blur(8px)}
.visual-note-label{font-family:'Raleway',sans-serif;font-size:9px;font-weight:800;letter-spacing:1.8px;text-transform:uppercase;color:var(--red)}
.visual-note strong{display:block;margin-top:9px;font-family:'Raleway',sans-serif;font-size:21px;line-height:1.25;color:var(--navy)}
.visual-note p{margin-top:8px;font-size:12.5px;line-height:1.65;color:#5e6676}
.hero-tools{position:absolute;z-index:3;top:32px;right:32px;display:flex;gap:10px}
.hero-tools img{width:54px;height:54px;object-fit:contain;background:#fff;border:1px solid rgba(255,255,255,.8);padding:7px}
.founder-visual{height:100%;display:grid;grid-template-columns:1fr 1fr;background:#e9edf3}
.founder-visual figure{position:relative;overflow:hidden}
.founder-visual figure+figure{border-left:1px solid rgba(255,255,255,.65)}
.founder-visual img{width:100%;height:100%;object-fit:cover;object-position:center 24%;filter:saturate(.84)}
.founder-visual figcaption{position:absolute;z-index:3;left:20px;right:20px;bottom:22px;color:#fff;font-family:'Raleway',sans-serif;font-size:12px;font-weight:700;text-shadow:0 1px 14px rgba(0,0,0,.65)}
.founder-visual figure::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 56%,rgba(5,10,30,.74))}

/* Bandeau de cadrage */
.offer-facts{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid var(--line);border-right:1px solid var(--line)}
.offer-fact{min-height:116px;padding:28px 24px;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:center;background:var(--paper)}
.offer-fact:last-child{border-right:0}
.offer-fact small{font-family:'Raleway',sans-serif;font-size:8.5px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;color:#8b92a0}
.offer-fact strong{margin-top:9px;font-family:'Raleway',sans-serif;font-size:16px;line-height:1.3;color:var(--navy)}

/* Sections éditoriales */
.section{padding:104px 40px}
.section-inner{max-width:1180px;margin:0 auto}
.section-head{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:90px;align-items:end;margin-bottom:56px}
.section-head h2,.split-copy h2,.deliverables-title h2{font-family:'Raleway',sans-serif;font-size:clamp(34px,4vw,52px);line-height:1.08;letter-spacing:-1.6px;color:var(--navy)}
.section-head p,.split-copy>p{font-size:14.5px;line-height:1.85;color:#61697a}
.outcome-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.outcome{padding:34px 30px 38px;border-right:1px solid var(--line)}
.outcome:last-child{border-right:0}
.outcome-num{display:block;margin-bottom:28px;font-family:'Raleway',sans-serif;font-size:10px;font-weight:800;letter-spacing:1px;color:var(--red)}
.outcome h3{font-family:'Raleway',sans-serif;font-size:20px;line-height:1.3;color:var(--navy);margin-bottom:12px}
.outcome p{font-size:13px;line-height:1.75;color:#626a7a}

.split{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.split-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(390px,.88fr);gap:90px;align-items:center}
.split-copy{padding:100px 0}
.split-copy .eyebrow{margin-bottom:18px}
.split-copy>p{margin-top:24px}
.plain-list{list-style:none;margin-top:30px;border-top:1px solid var(--line)}
.plain-list li{display:grid;grid-template-columns:24px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);font-size:13.5px;line-height:1.6;color:var(--navy)}
.plain-list li span{font-family:'Raleway',sans-serif;font-size:9px;font-weight:800;color:var(--red);padding-top:4px}
.split-visual{min-height:500px;position:relative;background:var(--soft);display:flex;align-items:center;justify-content:center;overflow:hidden}
.split-visual img.photo{width:100%;height:100%;position:absolute;inset:0;object-fit:cover;filter:saturate(.78)}
.document-visual{width:min(78%,420px);background:#fff;border:1px solid #ccd2dd;box-shadow:0 28px 56px -38px rgba(10,14,36,.55);padding:30px;position:relative;z-index:2}
.document-visual .doc-bar{height:7px;width:38%;background:var(--navy);margin-bottom:24px}
.document-visual h3{font-family:'Raleway',sans-serif;font-size:20px;line-height:1.3;color:var(--navy);margin-bottom:22px}
.document-line{display:grid;grid-template-columns:24px 1fr;gap:12px;padding:13px 0;border-top:1px solid #e4e7ec;color:#596172;font-size:12px;line-height:1.5}
.document-line span{font-family:'Raleway',sans-serif;font-size:9px;font-weight:800;color:var(--red)}

.method{background:var(--soft)}
.method .section-head{align-items:start}
.steps{display:grid;grid-template-columns:repeat(4,1fr)}
.step{min-height:270px;padding:30px 28px;border-top:1px solid #ccd2dc;border-right:1px solid #ccd2dc;background:rgba(255,255,255,.38);transition:background .22s,transform .3s cubic-bezier(.16,1,.3,1)}
.step:last-child{border-right:0}
.step:hover{background:#fff;transform:translateY(-5px)}
.step-num{display:block;font-family:'Raleway',sans-serif;font-size:10px;font-weight:800;color:var(--red);margin-bottom:48px}
.step h3{font-family:'Raleway',sans-serif;font-size:18px;line-height:1.3;color:var(--navy);margin-bottom:12px}
.step p{font-size:12.5px;line-height:1.7;color:#626a7a}

.deliverables{background:var(--surface)}
.deliverables-grid{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);gap:90px;align-items:start}
.deliverables-title{position:sticky;top:112px}
.deliverables-title p{margin-top:24px;font-size:14px;line-height:1.8;color:#626a7a}
.deliverables-list{border-top:1px solid var(--line)}
.deliverable{display:grid;grid-template-columns:42px 1fr;gap:22px;padding:26px 0;border-bottom:1px solid var(--line)}
.deliverable span{font-family:'Raleway',sans-serif;font-size:10px;font-weight:800;color:var(--red);padding-top:4px}
.deliverable h3{font-family:'Raleway',sans-serif;font-size:18px;line-height:1.3;color:var(--navy);margin-bottom:7px}
.deliverable p{font-size:12.75px;line-height:1.7;color:#626a7a}

.tool-strip{display:flex;align-items:center;gap:12px;margin-top:32px;flex-wrap:wrap}
.tool-strip figure{width:72px;height:72px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center}
.tool-strip img{width:46px;height:46px;object-fit:contain}

.experts{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.experts-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:90px;align-items:center}
.experts-copy h2{font-family:'Raleway',sans-serif;font-size:clamp(34px,4vw,50px);line-height:1.08;letter-spacing:-1.5px;color:var(--navy)}
.experts-copy p{margin-top:24px;font-size:14px;line-height:1.85;color:#61697a}
.expert-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.expert-cards.single{grid-template-columns:minmax(0,420px)}
.expert-card{display:grid;grid-template-columns:112px 1fr;align-items:center;border:1px solid var(--line);background:var(--surface);min-width:0}
.expert-card img{width:112px;height:144px;object-fit:cover;object-position:center 24%;filter:saturate(.82)}
.expert-card div{padding:18px}
.expert-card strong{display:block;font-family:'Raleway',sans-serif;font-size:15px;color:var(--navy)}
.expert-card span{display:block;margin-top:6px;font-size:10px;line-height:1.5;color:#747c8b;text-transform:uppercase;letter-spacing:.8px}

.faq{background:var(--paper)}
.faq-grid{max-width:900px;margin:0 auto}
.faq h2{text-align:center;font-family:'Raleway',sans-serif;font-size:clamp(34px,4vw,48px);color:var(--navy);margin-bottom:46px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 42px 22px 0;position:relative;font-family:'Raleway',sans-serif;font-size:15px;font-weight:700;color:var(--navy)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';position:absolute;right:4px;top:18px;font-size:24px;font-weight:300;color:var(--red)}
.faq details[open] summary::after{content:'−'}
.faq details p{max-width:760px;padding:0 46px 22px 0;font-size:13px;line-height:1.8;color:#626a7a}

.offer-cta{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:98px 40px}
.offer-cta::before{content:'';position:absolute;inset:0;background:url('photo-participants-notes.jpg') center/cover;opacity:.2}
.offer-cta-inner{position:relative;z-index:1;max-width:900px;margin:0 auto;text-align:center}
.offer-cta .eyebrow{color:var(--gold)}
.offer-cta h2{font-family:'Raleway',sans-serif;font-size:clamp(36px,4.8vw,58px);line-height:1.08;letter-spacing:-1.8px;color:#fff}
.offer-cta p{max-width:650px;margin:22px auto 30px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72)}
.offer-cta .btn-primary{background:#fff;border-color:#fff;color:var(--navy)}
.offer-cta .btn-primary:hover{background:var(--paper)}

footer{background:var(--navy-dark);padding:50px max(40px,calc((100vw - 1180px)/2)) 28px}
.finfo{display:flex;justify-content:space-between;margin-bottom:36px}
.fadr{font-size:13px;color:rgba(255,255,255,.7);line-height:2}
.fcontact p{font-size:13px;color:rgba(255,255,255,.7);margin-bottom:10px;text-align:right}
.flinks{display:flex;gap:30px;margin-bottom:24px;flex-wrap:wrap}
.flinks a{font-size:11px;color:rgba(255,255,255,.52);text-decoration:none}
.flinks a:hover{color:#fff}
.fbot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.1);padding-top:18px}
.fcopy{font-size:11px;color:rgba(255,255,255,.42)}
.fup{text-decoration:none;color:rgba(255,255,255,.5)}

@media(max-width:1100px){
  nav{padding:0 22px;height:74px}
  nav.scrolled{height:74px}
  .logo-img,nav.scrolled .logo-img{height:40px}
  .nav-burger{display:flex}
  .nav-links{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--surface);max-height:0;overflow:hidden;box-shadow:0 20px 34px -14px rgba(10,14,36,.2);transition:max-height .3s ease}
  .nav-links.open{max-height:calc(100vh - 74px);overflow-y:auto;overscroll-behavior:contain}
  .nav-links li{border-top:1px solid rgba(27,44,107,.09)}
  .nav-links>li>a{display:block;padding:16px 22px;font-size:14px}
  .nav-links>li>a::after,.nav-programme-toggle::after{display:none}
  .nav-programme::after{display:none}
  .nav-programme-toggle{width:100%;justify-content:space-between;padding:16px 22px;font-size:14px;text-align:left}
  .nav-programme-menu{position:static;display:block;width:auto;max-height:0;padding:0 22px;overflow:hidden;border:0;box-shadow:none;background:#f3f4f6;opacity:1;visibility:visible;pointer-events:auto;transform:none;transition:max-height .3s ease,padding .3s ease}
  .nav-programme:not(.open) .nav-programme-menu{max-height:0;padding-top:0;padding-bottom:0}
  .nav-programme.open .nav-programme-menu{max-height:360px;padding:12px 22px 14px}
  .nav-programme-column{padding:0 0 8px}
  .nav-programme-eyebrow{margin:0 0 4px;font-size:8px}
  .nav-programme-menu a{padding:4px 0;margin:0;font-size:12.5px}
  .nav-programme-aside{display:none}
  .offer-hero-inner{grid-template-columns:1fr;min-height:0}
  .offer-hero-copy{padding:76px 32px 66px}
  .offer-hero-visual{min-height:520px}
  .offer-facts{grid-template-columns:1fr 1fr}
  .offer-fact:nth-child(2){border-right:0}
  .offer-fact:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .section{padding:82px 28px}
  .split-grid{grid-template-columns:1fr;gap:0}
  .split-copy{padding:82px 28px}
  .split-visual{min-height:470px}
  .experts-grid{grid-template-columns:1fr;gap:46px}
}

@media(max-width:760px){
  .offer-hero-copy{padding:64px 22px 58px}
  .offer-hero h1{font-size:clamp(39px,12vw,54px);letter-spacing:-1.9px}
  .offer-hero-lead{font-size:14px}
  .offer-hero-visual{min-height:430px}
  .visual-note{left:20px;right:20px;bottom:20px;padding:20px}
  .founder-visual img{object-position:center 20%}
  .offer-facts{margin:0 20px}
  .offer-fact{min-height:104px;padding:22px 16px}
  .offer-fact strong{font-size:14px}
  .section{padding:70px 22px}
  .section-head{grid-template-columns:1fr;gap:20px;margin-bottom:38px}
  .outcome-grid{grid-template-columns:1fr}
  .outcome{border-right:0;border-bottom:1px solid var(--line);padding:26px 6px}
  .outcome:last-child{border-bottom:0}
  .outcome-num{margin-bottom:14px}
  .split-copy{padding:70px 22px}
  .split-visual{min-height:420px}
  .steps{grid-template-columns:1fr}
  .step{min-height:0;border-right:0;border-bottom:1px solid #ccd2dc;padding:28px 6px}
  .step-num{margin-bottom:20px}
  .deliverables-grid{grid-template-columns:1fr;gap:40px}
  .deliverables-title{position:static}
  .deliverable{grid-template-columns:30px 1fr;gap:12px}
  .expert-cards{grid-template-columns:1fr}
  .expert-card{grid-template-columns:96px 1fr}
  .expert-card img{width:96px;height:120px}
  .faq summary{font-size:14px}
  .offer-cta{padding:78px 22px}
  footer{padding:40px 22px 24px}
  .finfo{flex-direction:column;gap:24px}
  .fcontact p{text-align:left}
}

@media(prefers-reduced-motion:reduce){
  .reveal{transition:none!important;opacity:1!important;transform:none!important}
  *{scroll-behavior:auto!important}
}