/* Feuille commune : index.html, fr.html, track-record.html, realisations.html.
   Les pages légales gardent leur CSS interne. Deux points de rupture : 640 px et 900 px. */

@font-face{
  font-family:"Source Sans 3";
  src:local("Source Sans 3"),url("SourceSans3-400-700.woff2") format("woff2");
  font-weight:400 700; font-style:normal; font-display:swap;
}

:root{
  color-scheme:light;
  --background:#fbfaf8; --surface:#ffffff; --border:#e4e0d9; --border-control:#5d6672;
  --text-primary:#1b2430; --text-secondary:#5d6672; --text-heading:#12314f;
  --brand-primary:#12314f; --brand-accent:#a8542c; --link:#a8542c; --focus:#a8542c;
  --btn-fill:#12314f; --btn-text:#ffffff; --focus-offset:3px; --highlight:#f4e9e2;
  --shadow:0 1px 2px rgba(20,30,45,.05), 0 8px 28px rgba(20,30,45,.05);
  --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0; background:var(--background); color:var(--text-primary);
  font-family:"Source Sans 3","Segoe UI",-apple-system,BlinkMacSystemFont,Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:17px; line-height:1.62; -webkit-font-smoothing:antialiased;
}
img{max-width:100%; height:auto; display:block}
a{color:var(--link)}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 24px}
section{padding:64px 0; border-top:1px solid var(--border); scroll-margin-top:12px}
h1,h2,h3{color:var(--text-heading); line-height:1.2; margin:0 0 .5em; font-weight:700}
h1{font-size:clamp(1.9rem,3.6vw,2.6rem); letter-spacing:-.02em; text-wrap:balance}
h2{font-size:clamp(1.35rem,2.4vw,1.8rem); letter-spacing:-.01em; margin-bottom:1.2rem}
h3{font-size:1.06rem; margin-bottom:.35em}
p{margin:0 0 1rem}
.lead{font-size:1.12rem; color:var(--text-primary)}
.muted{color:var(--text-secondary)}
.eyebrow{font-size:.76rem; line-height:1.5; letter-spacing:.13em; text-transform:uppercase; color:var(--text-secondary); font-weight:600; margin:0 0 1.4rem}
.secnote{color:var(--text-secondary); margin:-.4rem 0 1.8rem; font-size:.97rem}

/* boutons */
.actions{display:flex; flex-wrap:wrap; gap:12px 14px; align-items:center}
.btn{display:inline-block; background:var(--btn-fill); color:var(--btn-text); text-decoration:none;
     padding:12px 22px; border-radius:4px; font-weight:600; font-size:.97rem; border:1px solid var(--btn-fill)}
.btn:hover{background:var(--brand-accent); border-color:var(--brand-accent); color:#fff}
.btn.ghost{background:transparent; color:var(--text-primary); border-color:var(--border-control)}
.btn.ghost:hover{border-color:var(--brand-accent); color:var(--brand-accent); background:transparent}
.linkline{font-size:.93rem}
.linkline a{color:var(--text-secondary); display:inline-block; padding:10px 0}

/* en-tête : nom, sections (bureau), Contact, EN/FR */
header.top{padding:14px 0 0}
.brandline{display:flex; align-items:center; justify-content:space-between; gap:12px}
.name{font-weight:700; font-size:1.05rem; letter-spacing:.04em; color:var(--text-heading); text-transform:uppercase; text-decoration:none}
.topnav{display:flex; align-items:center}
.topnav a{color:var(--text-secondary); text-decoration:none; font-size:.92rem; padding:10px 10px}
.topnav a:hover{color:var(--brand-accent)}
.lang{display:flex; align-items:center; margin-left:12px; font-size:.92rem}
.lang a,.lang b{display:inline-flex; align-items:center; justify-content:center; min-width:40px; min-height:40px; padding:0 4px}
.lang b{color:var(--text-heading); font-weight:700}
.lang a{color:var(--text-secondary); text-decoration:none; border:1px solid transparent; border-radius:4px}
.lang a:hover{color:var(--brand-accent); border-color:var(--border)}

/* hero et preuves */
.hero{display:grid; grid-template-columns:1.35fr .65fr; gap:30px 52px; align-items:center; padding:32px 0 56px; border-top:0}
.hero-text{min-width:0}
.hero .eyebrow{margin-bottom:1rem}
.hero h1{margin-bottom:.5em}
.hero h1 span{display:block}
.hero .lead{margin-bottom:1rem}
.roles{font-weight:600; color:var(--text-heading); margin:0 0 .25rem}
.roles span{white-space:nowrap}
.exp{color:var(--text-secondary); margin:0}
.avail{border-left:3px solid var(--brand-accent); padding:2px 0 2px 16px; margin:18px 0 22px; color:var(--text-primary)}
.hero-photo img{width:100%; aspect-ratio:4/5; object-fit:cover; object-position:50% 16%; border-radius:6px; box-shadow:var(--shadow)}
.proof{grid-column:1/-1; display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin:0; padding:0; list-style:none}
.proof li{background:var(--surface); border:1px solid var(--border); border-radius:6px; padding:18px 22px}
.proof b{display:block; font-size:1.9rem; line-height:1.05; color:var(--text-heading); font-variant-numeric:tabular-nums; margin-bottom:6px; white-space:nowrap}
.proof span{display:block; font-size:.93rem; color:var(--text-secondary)}

/* problèmes */
.problems{display:grid; grid-template-columns:repeat(2,1fr); gap:26px 44px}
.problem{border-left:3px solid var(--brand-accent); padding:2px 0 2px 18px}
.problem h3{margin-bottom:.3em}
.problem p{margin:0 0 .35rem; color:var(--text-secondary); font-size:.97rem}
.problem a,.card .more{font-size:.9rem; font-weight:600; text-decoration:none; display:inline-block; padding:4px 0}
.problem a:hover,.card .more:hover{text-decoration:underline}

/* cartes de résultats : le chiffre d'abord */
.cards{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.card{background:var(--surface); border:1px solid var(--border); border-radius:6px; padding:22px 24px 18px;
  box-shadow:var(--shadow); display:flex; flex-direction:column; scroll-margin-top:24px}
.card .who{font-size:.74rem; letter-spacing:.08em; text-transform:uppercase; color:var(--text-secondary); font-weight:600; margin:0 0 .8rem}
.card .big{font-size:2.2rem; font-weight:700; color:var(--text-heading); line-height:1.05; margin:0 0 .35rem; font-variant-numeric:tabular-nums}
.card .res{font-size:.97rem; margin:0 0 1rem}
.card h3{font-size:1.02rem; margin:0 0 .35em; padding-top:.9rem; border-top:1px solid var(--border)}
.card .ctx{color:var(--text-secondary); font-size:.93rem; margin:0 0 .9rem}
.card .more{margin-top:auto}
.midcta{display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:14px 28px; margin-top:28px;
  padding:20px 24px; background:var(--surface); border:1px solid var(--border); border-left:3px solid var(--brand-accent); border-radius:6px}
.midcta p{margin:0}
.midcta strong{color:var(--text-heading)}
.midcta-band{padding:0 0 64px}
.midcta-band .midcta{margin-top:0}

/* IA et excellence commerciale : section compacte, texte + vignette de la planche 2 */
section.ai{padding-bottom:40px}
.ai-grid{display:grid; grid-template-columns:1.15fr .85fr; gap:40px; align-items:center}
.ai-text h2{margin-bottom:.8rem}
.ai-text p{margin:0 0 .7rem}
.ai-scope{color:var(--text-secondary); font-size:.95rem}
.ai-note{color:var(--text-secondary); font-size:.88rem; border-left:2px solid var(--border); padding-left:12px}
.ai-link{margin-top:1rem !important}
.ai-link a{font-weight:600; text-decoration:none; display:inline-block; padding:6px 0}
.ai-link a::after{content:" \2192"}
.ai-link a:hover{text-decoration:underline}
.ai-thumb img{border:1px solid var(--border); border-radius:6px; box-shadow:var(--shadow); background:#fbfaf8}
.ai-thumb:hover img{border-color:var(--brand-accent)}/* façon de travailler */
.beliefs{display:grid; grid-template-columns:1fr 1fr; gap:22px 44px}
.beliefs h3{margin-bottom:.25em}
.beliefs p{margin:0; color:var(--text-secondary); font-size:.97rem}

/* parcours */
.tl{border-left:2px solid var(--border); padding-left:26px; margin-left:6px}
.tl .row{display:grid; grid-template-columns:130px 1fr; gap:4px 24px; padding:9px 0; position:relative}
.tl .row::before{content:""; position:absolute; left:-33px; top:17px; width:9px; height:9px;
  border-radius:50%; background:var(--background); border:2px solid var(--brand-accent)}
.tl .yr{color:var(--text-secondary); font-size:.92rem; font-variant-numeric:tabular-nums; padding-top:1px}
.tl .ro strong{color:var(--text-heading)}
.tl .ro span{color:var(--text-secondary); font-size:.95rem}
.tl .scope{display:block; font-size:.88rem; color:var(--text-secondary); margin-top:1px}
.tl .scope b{color:var(--text-primary); font-weight:600}
.aside{margin:22px 0 0; font-size:.95rem; color:var(--text-secondary)}

/* formation */
.edu-cols{display:grid; grid-template-columns:1fr 1fr; gap:24px 48px}
.edu-block h3{font-size:.78rem; letter-spacing:.12em; text-transform:uppercase; color:var(--text-secondary); font-weight:600; margin-bottom:12px}
.edu{display:grid; grid-template-columns:1fr; gap:10px}
.edu div{display:flex; justify-content:space-between; gap:18px; border-bottom:1px solid var(--border); padding-bottom:8px}
.edu span{color:var(--text-secondary); font-size:.93rem; white-space:nowrap}
.langs{margin:22px 0 0}

/* contact */
.contact{display:grid; grid-template-columns:auto 1fr; gap:30px; align-items:center}
.contact img{width:104px; height:104px; border-radius:50%; box-shadow:var(--shadow)}
footer{border-top:1px solid var(--border); padding:26px 0 40px; color:var(--text-secondary); font-size:.88rem}
footer a{display:inline-block; padding:6px 0}

/* pages de détail */
.backlink{font-size:.93rem; margin:0 0 1.2rem}
.backlink a{display:inline-block; padding:8px 0}
.case{background:var(--surface); border:1px solid var(--border); border-radius:6px;
      padding:28px 30px; margin-bottom:22px; box-shadow:var(--shadow); scroll-margin-top:24px}
.case h2{font-size:1.15rem; letter-spacing:0; margin-bottom:.35em}
.case .meta{font-size:.74rem; letter-spacing:.08em; text-transform:uppercase; color:var(--text-secondary); font-weight:600; margin:0 0 1rem}
.case dl{margin:0; display:grid; grid-template-columns:145px 1fr; gap:10px 22px}
.case dt{font-size:.75rem; letter-spacing:.1em; text-transform:uppercase; color:var(--text-secondary); font-weight:600; padding-top:4px}
.case dd{margin:0 0 6px}
.case dd.result{color:var(--text-heading); font-weight:600}
.case-img{display:grid; grid-template-columns:1fr 300px; gap:30px; align-items:start}
.case-img img{border-radius:5px}
.slides{display:grid; grid-template-columns:1fr 1fr; gap:26px; margin-top:18px}
.slides figure{margin:0}
.slides img{border:1px solid var(--border); border-radius:6px; box-shadow:var(--shadow)}
.slides figcaption{font-size:.87rem; color:var(--text-secondary); margin-top:10px}
details.more-slides summary{cursor:pointer; font-weight:600; font-size:.92rem; color:var(--link); padding:8px 0}

:focus-visible{outline:2px solid var(--focus); outline-offset:var(--focus-offset)}
.visually-hidden{position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap}

/* tablette */
@media(max-width:900px){
  .hero{grid-template-columns:1fr 210px; gap:26px 32px; align-items:start; padding-top:24px}
  .cards{grid-template-columns:1fr}
  .ai-grid{grid-template-columns:1fr 280px; gap:28px}
  .case-img{grid-template-columns:1fr}
}

/* téléphone */
@media(max-width:640px){
  .wrap{padding:0 20px}
  section{padding:48px 0}
  .topnav .sec{display:none}
  .topnav a{padding:12px 6px}
  .lang{margin-left:4px}
  .lang a,.lang b{min-width:44px; min-height:44px}

  .hero{grid-template-columns:1fr; gap:24px; padding:16px 0 44px; position:relative}
  .hero-photo{position:absolute; top:16px; left:0; width:60px}
  .hero-photo img{aspect-ratio:1/1; border-radius:50%; object-position:50% 22%; box-shadow:none}
  .hero .byline{min-height:60px; display:flex; flex-direction:column; justify-content:center; padding-left:74px; margin-bottom:.9rem}
  .byline .sep{display:none}
  .byline span:first-child{color:var(--text-heading)}
  .hero .lead{font-size:1.06rem}
  .proof{grid-template-columns:1fr; gap:0; background:var(--surface); border:1px solid var(--border); border-radius:6px}
  .proof li{display:grid; grid-template-columns:7.4rem 1fr; align-items:baseline; gap:12px; padding:12px 16px;
    background:none; border:0; border-top:1px solid var(--border); border-radius:0}
  .proof li:first-child{border-top:0}
  .proof b{font-size:1.3rem; margin:0}

  .problems,.beliefs,.edu-cols,.slides{grid-template-columns:1fr; gap:22px}
  .card .big{font-size:2rem}
  .midcta{padding:18px 20px}
  section.ai{padding-bottom:28px}
  .midcta-band{padding-bottom:48px}
  .ai-grid{grid-template-columns:1fr}
  .ai-thumb{display:none}
  .ai-scope{display:none}
  .tl .row{grid-template-columns:1fr; gap:0}
  .case{padding:22px 20px}
  .case dl{grid-template-columns:1fr; gap:2px 0}
  .contact{grid-template-columns:1fr; gap:18px}
  .contact img{width:72px; height:72px}
}

/* petits téléphones (360 px) : le titre tient sur deux lignes, les boutons restent au premier écran */
@media(max-width:400px){
  .hero h1{font-size:1.72rem}
  .hero .lead{font-size:1rem; margin-bottom:.8rem}
  .avail{margin:14px 0 18px}
}

/* Executive summary IA (ai-commercial-excellence.html, ia-excellence-commerciale.html) : les trois planches en HTML */
.es-intro{max-width:78ch}
.es-note{color:var(--text-secondary); font-size:.92rem; border-left:3px solid var(--brand-accent); padding:2px 0 2px 14px; margin:0 0 1rem; max-width:80ch}
.es-slide{background:var(--surface); border:1px solid var(--border); border-radius:6px; box-shadow:var(--shadow); padding:34px 36px 26px; margin:0 0 26px}
.es-slide h2{font-size:clamp(1.3rem,2.3vw,1.75rem); margin-bottom:.4rem}
.es-slide h2 span{display:block}
.es-sub{color:var(--text-secondary); margin:0 0 1.4rem}
.es-num{font-size:.74rem; letter-spacing:.12em; text-transform:uppercase; color:var(--text-secondary); font-weight:600; margin:0 0 .8rem}
.es-foot{font-size:.85rem; color:var(--text-secondary); margin:1rem 0 0}
.es-four{display:grid; grid-template-columns:repeat(4,1fr); gap:14px; margin-top:1.2rem}
.es-card{border:1px solid var(--border); border-radius:4px; padding:16px 16px 14px; background:#fffdfa; display:flex; flex-direction:column}
.es-lab{font-size:.74rem; letter-spacing:.1em; text-transform:uppercase; font-weight:700; color:var(--text-heading); margin:0 0 .7rem}
.es-lab.now{color:var(--brand-accent)}
.es-card h3{font-size:.98rem; margin-bottom:.4rem}
.es-card p{font-size:.9rem; color:var(--text-secondary); margin:0 0 .8rem}
.chips{display:flex; flex-wrap:wrap; gap:6px; margin:auto 0 0; padding:10px 0 0; border-top:1px solid var(--border); list-style:none}
.chip{display:inline-block; font-size:.8rem; line-height:1.3; padding:3px 10px; border-radius:99px; border:1px solid var(--text-heading); color:var(--text-heading); white-space:nowrap}
.chip.main{background:var(--text-heading); color:#fff}
.chip.soft{border-color:var(--text-secondary); color:var(--text-secondary)}
.es-callout{display:grid; grid-template-columns:1fr auto; gap:14px 28px; align-items:center; margin-top:18px; background:var(--highlight); border-left:3px solid var(--brand-accent); padding:14px 18px}
.es-callout p{margin:0}
.es-stat{display:flex; align-items:center; gap:12px; max-width:340px}
.es-stat b{font-size:2rem; color:var(--text-heading); line-height:1}
.es-stat span{font-size:.9rem}
.es-table{width:100%; border-collapse:collapse; font-size:.93rem}
.es-table th{text-align:left; font-size:.74rem; letter-spacing:.1em; text-transform:uppercase; color:var(--text-secondary); font-weight:700; padding:0 12px 8px 0; border-bottom:1px solid var(--text-heading)}
.es-table td{padding:10px 12px 10px 0; border-bottom:1px solid var(--border); vertical-align:middle}
.es-table td:first-child{font-weight:700; color:var(--text-heading); padding-left:8px}
.es-table tr.hl td{background:var(--highlight)}
.es-table .how{color:var(--text-primary)}
.es-table .ev{font-size:.82rem; letter-spacing:.06em; white-space:nowrap}
.es-table tr.hl .ev{font-weight:700; color:var(--text-heading)}
.es-take{font-weight:700; color:var(--text-heading); font-size:1.08rem; margin:1.1rem 0 0}
.es-three{display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:14px}
.es-card ul{margin:0 0 .8rem; padding-left:18px; font-size:.9rem}
.es-card ul.chips{margin:auto 0 0; padding:10px 0 0; font-size:inherit}
.es-card .chips li{margin:0}
.es-card li{margin-bottom:3px}
.es-card .src{font-size:.82rem}
.es-card h3 + p{margin-bottom:.9rem}
.loop-lab{font-size:.78rem; letter-spacing:.1em; text-transform:uppercase; color:var(--text-secondary); margin:22px 0 10px}
.loop{display:flex; flex-wrap:wrap; align-items:center; gap:8px; list-style:none; margin:0; padding:0}
.loop li{border:1px solid var(--text-heading); border-radius:99px; padding:4px 14px; font-size:.9rem; color:var(--text-heading)}
.loop .arrow{border:0; padding:0; color:var(--text-secondary)}
.loop .key{background:var(--highlight); border-color:var(--brand-accent); font-weight:700}
.es-test{font-style:italic; color:var(--text-heading); margin:1.1rem 0 0}
.es-dl{margin:1.4rem 0 0}

@media(max-width:900px){
  .es-four{grid-template-columns:1fr 1fr}
  .es-three{grid-template-columns:1fr}
}
@media(max-width:640px){
  .es-slide{padding:22px 18px 18px}
  .es-four{grid-template-columns:1fr}
  .es-callout{grid-template-columns:1fr}
  .es-table thead{display:none}
  .es-table, .es-table tbody, .es-table tr, .es-table td{display:block; width:100%}
  .es-table tr{border-bottom:1px solid var(--border); padding:10px 8px}
  .es-table td{border:0; padding:2px 0}
  .es-table td:first-child{padding-left:0}
  .es-table td[data-l]::before{content:attr(data-l) " "; font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:var(--text-secondary)}
  .loop .arrow{display:none}
}

@media print{.actions,.topnav,.midcta{display:none}}