/* WENIUS — feuille de style commune (accueil, nos sociétés)
   Direction artistique : éditoriale et photographique (réf. brochures Hitachi Energy, identité Kensho/Zajno) */
:root{
  --paper:#F4F1EA; --stone:#E8E3D8; --stone2:#DDD6C8;
  --ink:#16181D; --ink2:#1F2228; --muted:#67655F; --soft:#8E8B84;
  --line:rgba(22,24,29,.13); --line-w:rgba(255,255,255,.32);
  --blue:#0012E4; --blue2:#2240F0;
  --sans:'Inter Tight',system-ui,-apple-system,sans-serif;
  --pad:clamp(20px,4vw,56px); --max:1440px; --hdr:72px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font:400 16px/1.55 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.lbl{font-size:13px;font-weight:500;letter-spacing:.01em;color:var(--muted)}
.dot:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--blue);margin-right:10px;vertical-align:1px}
::selection{background:var(--blue);color:#fff}

/* ---------- En-tête (barre à filets, façon Kensho) ---------- */
.hdr{position:fixed;inset:0 0 auto;z-index:50;height:var(--hdr);color:#fff;border-bottom:1px solid var(--line-w);transition:background .35s,color .35s,border-color .35s}
.hdr .bar{height:100%;display:grid;grid-template-columns:auto 1fr auto auto}
.hdr .bar>*{display:flex;align-items:center;padding:0 var(--pad);border-left:1px solid var(--line-w);transition:border-color .35s}
.hdr .bar>:first-child{border-left:0}
.hdr .logo img{height:24px;width:auto}
.hdr .logo .lg-d{display:none}
.nav{justify-content:center;gap:clamp(18px,2.4vw,36px)}
.nav a{font-size:14px;font-weight:500;opacity:.88;transition:opacity .2s}
.nav a:hover,.nav a.on{opacity:1}
.nav a.on{text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:1px}
.lang{gap:4px}
.lang button{all:unset;cursor:pointer;font:500 13px var(--sans);padding:6px 8px;border-radius:4px;opacity:.6}
.lang button[aria-pressed=true]{opacity:1;text-decoration:underline;text-underline-offset:5px}
.hdr .cta{font-size:14px;font-weight:500;gap:10px}
.hdr .cta i{width:26px;height:26px;border-radius:50%;background:var(--blue);display:grid;place-items:center;font-style:normal;color:#fff;font-size:14px}
.hdr .bar>.burgerc{display:none}
.burger{all:unset;display:block;cursor:pointer;width:44px;height:44px;position:relative}
.burger span,.burger:before,.burger:after{content:"";position:absolute;left:12px;right:12px;height:1.5px;background:currentColor;transition:transform .3s,opacity .3s}
.burger:before{top:16px}.burger span{top:21.5px}.burger:after{top:27px}
.menu-open .burger:before{transform:translateY(5.5px) rotate(45deg)}
.menu-open .burger span{opacity:0}
.menu-open .burger:after{transform:translateY(-5.5px) rotate(-45deg)}
.hdr.solid,.menu-open .hdr{background:var(--paper);color:var(--ink);border-color:var(--line)}
.hdr.solid .bar>*,.menu-open .hdr .bar>*{border-color:var(--line)}
.hdr.solid .logo .lg-l,.menu-open .hdr .logo .lg-l{display:none}
.hdr.solid .logo .lg-d,.menu-open .hdr .logo .lg-d{display:block}

/* ---------- Boutons ---------- */
.btn{display:inline-flex;align-items:center;gap:14px;height:50px;padding:0 8px 0 24px;border-radius:99px;font-size:15px;font-weight:500;background:var(--ink);color:#fff;transition:background .25s,transform .25s}
.btn i{width:34px;height:34px;border-radius:50%;background:var(--blue);display:grid;place-items:center;font-style:normal;transition:transform .25s}
.btn:hover{transform:translateY(-1px)}
.btn:hover i{transform:translateX(3px)}
.btn.light{background:#fff;color:var(--ink)}
.btn.line{background:transparent;color:var(--ink);border:1px solid var(--ink);padding:0 24px}
.plus{width:30px;height:30px;flex:none;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:19px;font-weight:300;line-height:1;transition:transform .3s}

/* ---------- Héros ---------- */
.hero{position:relative;height:100svh;min-height:680px;color:#fff;overflow:hidden;background:#2a2c30}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:var(--pos,60% 50%);transform:scale(1.32);transform-origin:var(--origin,62% 55%);opacity:0;transition:opacity .9s ease}
.hero>img.go{opacity:1;animation:kb 18s cubic-bezier(.16,.62,.22,1) both}
@keyframes kb{from{transform:scale(1.32)}to{transform:scale(1)}}
.hero noscript img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,13,16,.42) 0%,rgba(12,13,16,0) 22%,rgba(12,13,16,0) 42%,rgba(12,13,16,.55) 78%,rgba(12,13,16,.72) 100%)}
.hero .in{position:absolute;left:0;right:0;bottom:0;z-index:2;padding-bottom:34px}
.hero h1{font-weight:300;font-size:clamp(60px,10.6vw,184px);line-height:.9;letter-spacing:-.05em;margin:0 0 26px -.04em}
.hero.tr h1{text-align:right;margin-left:0;margin-right:-.03em}   /* photo dont le sujet est à gauche : titre à droite */
.cols{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-w)}
.cols>*{padding:14px 20px 0 0;font-size:14px;font-weight:500}
.cols>*+*{padding-left:20px;border-left:1px solid var(--line-w)}
.hero .low{display:grid;grid-template-columns:repeat(4,1fr);margin-top:clamp(40px,7vh,90px);align-items:end}
.hero .intro{grid-column:1/span 2;max-width:30em}
.hero .intro b{display:block;font-size:22px;font-weight:400;letter-spacing:-.01em;margin-bottom:10px}
.hero .intro p{font-size:14px;opacity:.85;max-width:27em}
.hero .card{grid-column:4;justify-self:end;display:flex;gap:14px;align-items:center;padding:8px 18px 8px 8px;border-radius:12px;background:rgba(255,255,255,.14);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.22);font-size:14px;font-weight:500;transition:background .25s}
.hero .card:hover{background:rgba(255,255,255,.24)}
.hero .card img{width:74px;height:74px;object-fit:cover;border-radius:7px}
.hero .card small{display:block;font-weight:400;opacity:.75;font-size:12px;margin-top:2px}

/* ---------- Sections ---------- */
.sec{padding:clamp(90px,11vw,170px) 0}
.grid12{display:grid;grid-template-columns:repeat(12,1fr);gap:0 24px}
h2{font-weight:300;font-size:clamp(36px,4.6vw,72px);line-height:1.02;letter-spacing:-.035em}
.lead{font-weight:300;font-size:clamp(26px,3.1vw,48px);line-height:1.16;letter-spacing:-.025em}
.lead .dim{color:var(--soft)}

/* Manifeste */
.mani .lbl{grid-column:1/span 3;padding-top:12px}
.mani .lead{grid-column:4/span 9}
.mani .pics{grid-column:4/span 9;display:grid;grid-template-columns:1fr 2fr;gap:24px;margin-top:clamp(56px,7vw,100px);align-items:end}
.fig{overflow:hidden;border-radius:6px;background:var(--stone)}
.fig img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.2,.6,.2,1)}
.mani .pics .fig:first-child{aspect-ratio:4/5}
.mani .pics .fig:last-child{aspect-ratio:16/10}
.cap{display:flex;justify-content:space-between;gap:20px;margin-top:12px;font-size:13px;color:var(--muted)}

/* Chapitres : ouverture plein cadre + chiffre géant (façon Hitachi) */
.open{position:relative;height:86svh;min-height:560px;overflow:hidden;color:#fff;background:#2a2c30}
.open img{position:absolute;inset:-8% 0;width:100%;height:116%;object-fit:cover;will-change:transform}
.open:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,13,16,.45) 0%,rgba(12,13,16,0) 45%),linear-gradient(0deg,rgba(12,13,16,.55) 0%,rgba(12,13,16,0) 45%)}
.open .in{position:absolute;inset:auto 0 0 0;z-index:2;display:flex;justify-content:space-between;align-items:flex-end;gap:30px;padding-bottom:clamp(26px,4vw,48px)}
.open .num{font-weight:200;font-size:clamp(170px,26vw,400px);line-height:.74;letter-spacing:-.06em;margin-left:-.05em}
.open .ttl{text-align:right;width:min(560px,46vw)}
.open .ttl span{display:block;font-size:14px;font-weight:500;opacity:.8;margin-bottom:10px}
.open .ttl b{display:block;font-weight:300;font-size:clamp(28px,3vw,46px);line-height:1.08;letter-spacing:-.025em}
.chap{padding:clamp(70px,8vw,120px) 0}
.chap .grid12{align-items:start}
.chap .left{grid-column:1/span 5}
.chap .left h3{font-weight:400;font-size:clamp(26px,2.4vw,36px);line-height:1.15;letter-spacing:-.02em;margin-bottom:34px;max-width:13em}
.icons{list-style:none;display:grid;gap:0}
.icons li{display:flex;align-items:center;gap:18px;padding:16px 0;border-top:1px solid var(--line);font-size:15px}
.icons li:last-child{border-bottom:1px solid var(--line)}
.icons svg{width:30px;height:30px;flex:none;stroke:var(--ink);fill:none;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}
.chap .right{grid-column:7/span 6;padding-top:6px}
.chap .right p{color:var(--muted);font-size:17px;line-height:1.65}
.chap .right p+p{margin-top:16px}
.callout{margin-top:36px;padding:28px 30px;background:var(--stone);border-radius:6px;font-size:clamp(19px,1.6vw,23px);font-weight:400;line-height:1.35;letter-spacing:-.01em;border-left:3px solid var(--blue)}

/* Chiffres (page sombre) */
.dark{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.dark .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.16;filter:grayscale(1)}
.dark .wrap{position:relative}
.dark .lbl{color:rgba(255,255,255,.6)}
.dark h2{max-width:12em;margin-top:18px}
.figs{display:grid;grid-template-columns:repeat(4,1fr);margin-top:clamp(56px,7vw,96px);border-top:1px solid rgba(255,255,255,.2)}
.figs>div{padding:30px 24px 0 0}
.figs>div+div{padding-left:24px;border-left:1px solid rgba(255,255,255,.14)}
.figs svg{width:30px;height:30px;stroke:#fff;fill:none;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.figs .v{font-weight:200;font-size:clamp(48px,5.6vw,90px);line-height:1;letter-spacing:-.05em;margin:26px 0 12px;white-space:nowrap}
.figs .v small{font-size:.4em;letter-spacing:0;margin-left:.12em;font-weight:300}
.figs p{font-size:15px;color:rgba(255,255,255,.7);max-width:15em}
.dark .note{margin-top:46px;font-size:13px;color:rgba(255,255,255,.45)}

/* Solutions : grille de photos + boutons « + » */
.head2{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:clamp(40px,5vw,70px)}
.head2 p{color:var(--muted);max-width:30em;font-size:17px}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.tile{position:relative;aspect-ratio:4/3.1;border-radius:6px;overflow:hidden;color:#fff;background:#2a2c30;display:block}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.2,.6,.2,1)}
.tile:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(12,13,16,.68) 0%,rgba(12,13,16,0) 52%)}
.tile .t{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;display:flex;align-items:center;gap:14px;font-size:17px;font-weight:500;line-height:1.25}
.tile:hover img,.fig:hover img,.co:hover img{transform:scale(1.045)}
.tile:hover .plus{transform:rotate(90deg)}

/* Investisseurs */
.inv{text-align:center;background:radial-gradient(70% 90% at 0% 100%,rgba(34,64,240,.16),transparent 60%),radial-gradient(50% 70% at 100% 0%,rgba(34,64,240,.08),transparent 60%),var(--paper);border-top:1px solid var(--line)}
.inv .lbl{display:inline-block;margin-bottom:24px}
.inv h2{max-width:13em;margin:0 auto}
.inv p{color:var(--muted);max-width:34em;margin:26px auto 0;font-size:18px}
.inv .ctas{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:40px}

/* Teaser des sociétés (fin d'accueil) */
.tease{background:var(--stone)}
.tease .grid12{align-items:end}
.tease .txt{grid-column:1/span 4}
.tease .txt h2{font-size:clamp(32px,3.4vw,52px);margin:18px 0 22px}
.tease .txt p{color:var(--muted);font-size:16px;margin-bottom:30px;max-width:26em}
.tease .cos{grid-column:6/span 7;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.co{display:block}
.co .fig{aspect-ratio:4/5}
.co b{display:block;font-weight:500;font-size:15px;margin-top:14px}
.co span{display:block;font-size:13px;color:var(--muted);margin-top:2px}

/* Page « Nos sociétés » */
.phero{position:relative;height:72svh;min-height:520px;color:#fff;overflow:hidden;background:#2a2c30}
.phero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.phero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,13,16,.45) 0%,rgba(12,13,16,0) 30%,rgba(12,13,16,.6) 100%)}
.phero .in{position:absolute;left:0;right:0;bottom:0;z-index:2;padding-bottom:34px}
.phero h1{font-weight:300;font-size:clamp(54px,8vw,140px);line-height:.92;letter-spacing:-.05em;margin-bottom:24px}
.company{padding:clamp(70px,8vw,120px) 0;border-bottom:1px solid var(--line)}
.company .grid12{align-items:center}
.company .fig{grid-column:1/span 7;aspect-ratio:16/10}
.company .txt{grid-column:9/span 4}
.company.rev .fig{grid-column:6/span 7;grid-row:1}
.company.rev .txt{grid-column:1/span 4;grid-row:1}
.company .k{font-weight:200;font-size:clamp(70px,7vw,120px);line-height:.8;letter-spacing:-.05em;color:var(--blue)}
.company h2{font-size:clamp(30px,3vw,46px);margin:26px 0 8px}
.company .where{font-size:14px;color:var(--muted);font-weight:500}
.company p{color:var(--muted);font-size:16px;margin:22px 0 28px}

/* Pages de texte (mentions légales, confidentialité, 404) */
.doc{padding:calc(var(--hdr) + clamp(60px,8vw,120px)) 0 clamp(80px,9vw,140px)}
.doc .grid12{align-items:start}
.doc .lbl{grid-column:1/span 3;padding-top:14px}
.doc .body{grid-column:4/span 7}
.doc h1{font-weight:300;font-size:clamp(44px,6vw,96px);line-height:.98;letter-spacing:-.045em;margin-bottom:clamp(40px,5vw,70px)}
.doc h2{font-weight:400;font-size:22px;letter-spacing:-.01em;margin:44px 0 12px;padding-top:24px;border-top:1px solid var(--line)}
.doc p,.doc li{color:var(--muted);font-size:16px;line-height:1.7}
.doc p+p{margin-top:12px}
.doc ul{padding-left:20px;margin-top:10px}
.doc a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.doc .upd{margin-top:50px;font-size:13px;color:var(--soft)}
@media (max-width:760px){.doc .lbl,.doc .body{grid-column:1/-1}.doc .lbl{margin-bottom:20px}}

/* Pied de page */
footer{background:var(--ink);color:#fff;padding:clamp(70px,8vw,110px) 0 36px}
.ft{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.ft .logo img{width:min(300px,100%);height:auto}
.ft h4{font-size:13px;font-weight:500;color:rgba(255,255,255,.5);margin-bottom:16px}
.ft ul{list-style:none;display:grid;gap:8px;font-size:15px;color:rgba(255,255,255,.85)}
.ft a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.legal{margin-top:70px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)}
.credits{margin-top:18px;font-size:12px;color:rgba(255,255,255,.4)}
.credits summary{cursor:pointer;list-style:none}
.credits summary::-webkit-details-marker{display:none}
.credits ul{list-style:none;margin-top:10px;columns:2;column-gap:40px}
.credits li{break-inside:avoid;margin-bottom:4px}
.credits a{text-decoration:underline;text-underline-offset:3px}

/* Apparitions */
.rv{opacity:0;transform:translateY(26px);transition:opacity 1.1s cubic-bezier(.2,.7,.2,1),transform 1.1s cubic-bezier(.2,.7,.2,1)}
.rv.in{opacity:1;transform:none}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .hdr .bar>.nav,.hdr .bar>.cta{display:none}
  .hdr .bar>.burgerc{display:flex;padding:0 calc(var(--pad) - 12px)}
  .hdr .bar{grid-template-columns:1fr auto auto}
  .menu-open .hdr .bar>.nav{display:flex;position:fixed;top:var(--hdr);left:0;right:0;height:calc(100svh - var(--hdr));flex-direction:column;justify-content:flex-start;align-items:stretch;gap:0;padding:16px var(--pad);background:var(--paper);color:var(--ink);border:0}
  .menu-open .nav a{font-size:28px;font-weight:300;padding:16px 0;border-bottom:1px solid var(--line);opacity:1}
  .menu-open{overflow:hidden}
  .tiles{grid-template-columns:1fr 1fr}
  .tease .txt{grid-column:1/-1;margin-bottom:40px}
  .tease .cos{grid-column:1/-1}
  .chap .left{grid-column:1/span 6}
  .chap .right{grid-column:8/span 5}
  .ft{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  :root{--hdr:62px}
  .hdr .logo img{height:21px}
  .hero{min-height:640px}
  .hero>img{object-position:var(--pos-m,72% 50%)}
  .hero:after{background:linear-gradient(180deg,rgba(12,13,16,.45) 0%,rgba(12,13,16,.08) 22%,rgba(12,13,16,.5) 48%,rgba(12,13,16,.86) 100%)}
  .hero h1{margin-bottom:18px}
  .cols{grid-template-columns:1fr 1fr}
  .cols>*:nth-child(3){padding-left:0;border-left:0}
  .cols>*{padding-bottom:12px}
  .hero .low{grid-template-columns:1fr;gap:22px;margin-top:22px}
  .hero .intro{grid-column:1}
  .hero .card{grid-column:1;justify-self:start}
  .mani .lbl,.mani .lead,.mani .pics{grid-column:1/-1}
  .mani .lbl{margin-bottom:22px}
  .mani .pics{grid-template-columns:1fr 1.4fr;gap:12px}
  .open{height:70svh;min-height:460px}
  .open .in{flex-direction:column;align-items:flex-start;gap:6px}
  .open .ttl{text-align:left;width:auto}
  .chap .left,.chap .right{grid-column:1/-1}
  .chap .right{margin-top:40px}
  .figs{grid-template-columns:1fr 1fr}
  .figs>div:nth-child(3){padding-left:0;border-left:0}
  .figs>div{padding-bottom:30px}
  .head2{flex-direction:column;align-items:flex-start;gap:18px}
  .tiles{grid-template-columns:1fr}
  .tease .cos{grid-template-columns:1fr 1fr 1fr;gap:10px}
  .co b{font-size:13px}.co span{font-size:12px}
  .company .fig,.company.rev .fig{grid-column:1/-1;grid-row:1}
  .company .txt,.company.rev .txt{grid-column:1/-1;grid-row:2;margin-top:34px}
  .ft{grid-template-columns:1fr}
  .credits ul{columns:1}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero>img,.hero>img.go{animation:none;transform:none;opacity:1}
  .rv{opacity:1;transform:none;transition:none}
}