:root{--fb:"DM Sans","Helvetica Neue",Arial,sans-serif;--fh:"Cal Sans","DM Sans","Helvetica Neue",Arial,sans-serif;--hw:400}
/* NotaBene Design — feuille de style unique */
:root{--fg:#0c1f47;--bg:#fff;--muted:#56627a;--line:#0c1f47;--soft:#e3e7ef;--gut:24px}
*{margin:0;padding:0;box-sizing:border-box}
html{font-size:17px;scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);font-family:var(--fb);line-height:1.45;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
ul{list-style:none}
.skip{position:absolute;left:-9999px}.skip:focus{left:8px;top:8px;background:var(--fg);color:var(--bg);padding:6px 10px;z-index:10}
.wrap{max-width:1240px;margin:0 auto;padding:0 var(--gut)}
.bar{display:flex;justify-content:space-between;align-items:baseline;gap:16px}

/* En-tête */
.site-header{position:sticky;top:0;z-index:5;background:var(--bg);border-bottom:1px solid var(--line)}
.site-header .bar{padding-top:18px;padding-bottom:18px}
.logo{display:inline-flex;align-items:center;gap:12px;font-weight:700;letter-spacing:-.01em;text-decoration:none;font-size:1.05rem;color:var(--fg)}
.logo .mark{width:44px;height:44px;flex:none}
.site-header .bar{align-items:center}
nav a{text-decoration:none;margin-left:22px}
nav a:hover,nav a:focus-visible{text-decoration:underline;text-underline-offset:4px}

/* Hero */
.hero{padding:120px 0 96px;border-bottom:1px solid var(--line)}
.kicker{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:28px}
.hero h1{font-size:clamp(1.9rem,4.2vw,3.6rem);line-height:1.03;font-weight:700;letter-spacing:-.03em}

/* Blocs */
.block{border-bottom:1px solid var(--line)}
.block-head{display:flex;justify-content:space-between;align-items:baseline;padding:56px 0 28px}
.label{font-size:.8rem;font-weight:400;text-transform:uppercase;letter-spacing:.08em}
.count{font-size:.8rem;color:var(--muted)}
.row{display:grid;grid-template-columns:1fr 3fr;gap:var(--gut);padding-top:56px;padding-bottom:56px}
.row + .row{border-top:1px solid var(--soft)}
.prose{max-width:46rem}
.prose p+p{margin-top:1em}
.lead{font-size:1.3rem;line-height:1.35;letter-spacing:-.01em}
.cols{columns:2;column-gap:32px;margin-top:28px}
.cols p{break-inside:avoid;margin:0 0 1em}
.muted{color:var(--muted)}

/* Grille projets */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:56px var(--gut);padding-bottom:72px}
.card a{text-decoration:none;display:block}
.thumb{display:block;overflow:hidden;background:var(--soft);aspect-ratio:4/3}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card a:hover .thumb img{transform:scale(1.025)}
.meta{display:grid;grid-template-columns:2.4rem 1fr auto;gap:8px;border-top:1px solid var(--line);margin-top:14px;padding-top:10px}
.num,.y{font-size:.85rem}
.y{color:var(--muted)}
.t strong{font-weight:700;margin-right:.35em}
.card a:hover .t{text-decoration:underline;text-underline-offset:4px}
.sub{display:block;margin-left:2.9rem;color:var(--muted);font-size:.9rem;margin-top:2px}

/* Listes définitions */
.list>div{display:grid;grid-template-columns:1fr 1.6fr;gap:16px;border-top:1px solid var(--line);padding:16px 0}
.list>div:last-child{border-bottom:1px solid var(--line)}
.list dt{font-weight:700}
.list dd{color:var(--muted)}

/* Références */
.refs{columns:3;column-gap:var(--gut);font-size:1.15rem;line-height:1.7}

/* Contact */
.big{font-size:clamp(1.4rem,3.4vw,2.4rem);font-weight:700;letter-spacing:-.02em;margin-bottom:16px;word-break:break-word}
.big a{text-decoration:none;border-bottom:2px solid currentColor}
.big a:hover,.mail a:hover{background:var(--fg);color:var(--bg)}

/* Projet */
.back{padding-top:28px;font-size:.9rem}
.back a{text-decoration:none}.back a:hover{text-decoration:underline}
.p-head{padding:56px 0 40px}
.p-head h1{font-size:clamp(2rem,5vw,4rem);line-height:1.04;letter-spacing:-.03em;font-weight:700;max-width:18ch}
.p-head h1 span{display:block;font-weight:400}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gut);border-top:1px solid var(--line);padding:14px 0 40px}
.facts dt{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:4px}
.hero-img img{width:100%}
.two{display:grid;grid-template-columns:1fr 1fr;gap:var(--gut)}
.two h3{font-size:1rem;margin-bottom:10px}
.two li{border-top:1px solid var(--soft);padding:8px 0}
.gallery{display:grid;gap:var(--gut);padding-bottom:72px}
.gallery figure img{width:100%}
.g-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--gut);align-items:start}
.pn{display:flex;justify-content:space-between;gap:var(--gut);border-top:1px solid var(--line);padding-top:20px;padding-bottom:64px}
.pn a{text-decoration:none;font-weight:700;font-size:1.2rem}
.pn a:last-child{text-align:right}
.pn a span{display:block;font-weight:400;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.pn a:hover{text-decoration:underline}

/* Mentions */
.legal h2{font-size:1rem;margin:28px 0 8px}
.legal h2:first-child{margin-top:0}
.todo{background:var(--fg);color:var(--bg);padding:0 4px}

/* Pied */
.site-footer .bar{padding-top:22px;padding-bottom:32px;font-size:.8rem}
.site-footer a{text-decoration:none}.site-footer a:hover{text-decoration:underline}

/* Mobile */
@media (max-width:820px){
  html{font-size:16px}
  :root{--gut:16px}
  .hero{padding:72px 0 64px}
  .row{grid-template-columns:1fr;gap:16px;padding-top:40px;padding-bottom:40px}
  .grid{grid-template-columns:1fr;gap:40px}
  .cols{columns:1}
  .refs{columns:2}
  .list>div{grid-template-columns:1fr;gap:4px}
  .facts{grid-template-columns:1fr 1fr}
  .two{grid-template-columns:1fr}
  .site-header .bar,.site-footer .bar{flex-wrap:wrap}
  nav a{margin-left:14px}
  .hide-sm{display:none}
  .site-footer .bar{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.thumb img{transition:none}}
.g-row figure:only-child{max-width:calc(50% - var(--gut)/2)}
@media (max-width:820px){.g-row figure:only-child{max-width:100%}}

/* Contact */
.mail{font-size:clamp(1.05rem,1.6vw,1.25rem);font-weight:700;margin-bottom:12px}
.mail a{text-decoration:none;border-bottom:1px solid currentColor}
@media (max-width:820px){.logo span{display:none}.logo .mark{width:40px;height:40px}}

/* Bandeau contact en aplat bleu */
.contact{background:var(--fg);color:var(--bg);border-bottom:0}
.contact .muted{color:var(--bg);opacity:.72}
.contact .mail a{color:var(--bg)}
.contact .mail a:hover{background:var(--bg);color:var(--fg)}

/* Mobile : logo au-dessus, plus grand */
@media (max-width:820px){
  .site-header{position:static}
  .site-header .bar{flex-direction:column;align-items:flex-start;gap:16px;padding-top:20px;padding-bottom:16px}
  .logo .mark{width:76px;height:76px}
  nav{display:flex;flex-wrap:wrap;gap:6px 20px}
  nav a{margin-left:0}
  nav a.hide-sm{display:inline}
}
.refs li{break-inside:avoid}

/* Inter : réglages fins */
.hero h1,.p-head h1{letter-spacing:-.035em}

/* Mobile : en-tête et présentation centrés */
@media (max-width:820px){
  .site-header .bar{align-items:center;text-align:center}
  nav{justify-content:center}
  .hero{text-align:center}
  .hero h1,.kicker{text-wrap:balance}
}

/* Titres */
.hero h1,.p-head h1,.logo span,.pn a,.mail{font-family:var(--fh);font-weight:var(--hw)}
.p-head h1 span{font-weight:400}
.hero h1,.p-head h1{letter-spacing:-.01em}

/* Accueil — ajustements */
.kicker{text-transform:none;letter-spacing:0;font-size:.95rem}
.hero{padding:80px 0 72px}
.t strong{font-weight:800;letter-spacing:-.02em}

/* En-tête : grand au chargement, compact au défilement (ordinateur) */
@media (min-width:821px){
  .site-header .bar{padding-top:30px;padding-bottom:30px;transition:padding .3s ease}
  .logo .mark{width:92px;height:92px;transition:width .3s ease,height .3s ease}
  .logo{font-size:1.2rem;transition:font-size .3s ease}
  .is-scrolled .site-header .bar{padding-top:18px;padding-bottom:18px}
  .is-scrolled .logo .mark{width:44px;height:44px}
  .is-scrolled .logo{font-size:1.05rem}
}
@media (prefers-reduced-motion:reduce){.site-header .bar,.logo,.logo .mark{transition:none}}
@media (max-width:820px){.hero{padding:48px 0 48px}}

/* Filets plus discrets */
:root{--line:#76829b;--soft:#e5e8ef}

/* Noms de projets, expertises et secteurs en Cal Sans (graisse unique, sans faux gras) */
.t strong,.list dt{font-family:var(--fh);font-weight:400;font-synthesis:none;letter-spacing:.012em}
.t strong{font-size:1.06em}

/* Sélecteur de langue */
.menus{display:flex;align-items:center;gap:28px}
.lang{display:inline-flex;align-self:center;border:1px solid var(--line);border-radius:3px;line-height:1}
.lang a{margin:0;padding:4px 6px 3px;font-size:.66rem;font-weight:500;letter-spacing:.08em;color:var(--muted);text-decoration:none}
.lang a+a{border-left:1px solid var(--line)}
.lang a:hover,.lang a:focus-visible{color:var(--fg);text-decoration:none}
.lang a[aria-current]{color:var(--fg);font-weight:700}
.foot-links a{margin:0}
.social a{color:inherit}
@media (max-width:820px){
  .menus{flex-direction:column;align-items:center;gap:12px}
  nav.lang{gap:0;flex-wrap:nowrap}
}

/* Version grecque : Inter (Cal Sans et DM Sans n'ont pas de glyphes grecs) */
html[lang="el"]{--fb:"Inter","Helvetica Neue",Arial,sans-serif;--fh:"Inter","Helvetica Neue",Arial,sans-serif;--hw:700}
html[lang="el"] .t strong,html[lang="el"] .list dt{font-weight:700;letter-spacing:-.01em}
html[lang="el"] .hero h1,html[lang="el"] .p-head h1{letter-spacing:-.03em}

/* Bandeau contact : baseline en DM Sans extra-light + icône LinkedIn */
.contact .tagline{font-family:var(--fb);font-weight:200;font-size:clamp(1.15rem,2vw,1.45rem);line-height:1.35;letter-spacing:.005em;margin-top:28px;color:var(--bg)}
.contact .social{margin-top:36px;line-height:0}
.contact .social a{display:inline-block;color:var(--bg);opacity:.85;transition:opacity .15s}
.contact .social a:hover,.contact .social a:focus-visible{opacity:1;background:none}
html[lang="el"] .contact .tagline{font-weight:200;letter-spacing:0}

/* Projets choisis : titre + phrase d'introduction dessous */
#projets .block-head{display:block}
.sel-intro{margin-top:10px;font-size:.95rem;color:var(--muted);max-width:40rem}

/* Kicker et signature : rôle en romain sur desktop, à la ligne et en italique sur mobile */
.kicker .role,.sig .role{font-style:normal}
@media (max-width:820px){
  .kicker .sep,.sig .sep{display:none}
  .kicker .role,.sig .role{display:block;font-style:italic}
  .sig .role{margin-top:2px}
}

/* Approche : pas de marge parasite en tête de colonne */
.cols p,.prose .cols p+p{margin:0 0 1em;break-inside:avoid}
.cols p:last-child{margin-bottom:0}

/* Approche : deux vraies colonnes alignées en haut (fiable sur Safari) */
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start;margin-top:28px}
.cols2 p{margin:0 0 1em}.cols2 p:last-child{margin-bottom:0}
@media (max-width:820px){.cols2{grid-template-columns:1fr;gap:1em}}

/* Hero : phrase de positionnement sous la baseline */
.hero-sub{margin-top:32px;max-width:36rem;font-size:clamp(1.05rem,1.5vw,1.25rem);line-height:1.5;font-weight:400;color:var(--fg)}
@media (max-width:820px){.hero-sub{margin:24px auto 0;text-wrap:balance}}

/* Kicker : rôle à la ligne en medium italique partout ; phrase hero au même corps */
.kicker .sep{display:none}
.kicker .role{display:block;font-style:italic;font-weight:500;margin-top:2px}
.hero-sub{font-size:.95rem;font-style:italic;font-weight:500;line-height:1.35;margin-top:28px;max-width:34rem}
@media (max-width:820px){.hero-sub{margin-top:22px}}

/* Kicker rôle + phrase hero : bold italique, interlignage resserré */
.kicker .role{font-weight:700;margin-top:0}
.kicker{line-height:1.28}
.hero-sub{font-weight:700;line-height:1.28}

/* Kicker + phrase hero : 18px (17px mobile), interligne 1.28, interlettrage -0.01em */
.kicker,.hero-sub{font-size:1.06rem;line-height:1.28;letter-spacing:-.01em}
.kicker .name{font-weight:200}
.kicker .role,.hero-sub{font-weight:500;font-style:italic}
.hero-sub{max-width:39rem}

/* Hero sur fond gris très léger (teinte froide, accordée au bleu) */
.hero{background:#f3f4f7}

/* Fond animé du bandeau d'accueil (grille filaire) */
.hero{position:relative;overflow:hidden}
.hero .wrap{position:relative;z-index:1}
.hero-grid{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}