/* TRANSINFRA — design sombre, typographie monumentale, mouvement sobre */
:root{
  --bg:#0B1218; --bg2:#101A23; --surf:#141F29; --line:rgba(255,255,255,.12);
  --tx:#EEF2F5; --mut:#A9B6C2; --dim:#8190A0;
  --or:#F26A21; --or-ink:#B93F08; --steel:#9AA8B5; --paper:#F3F0EA; --ink:#16212B;
  --ff-d:'Archivo','Arial Narrow',Arial,sans-serif; --ff-b:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;
  --w:min(1280px,100% - 2*clamp(20px,5vw,64px));
  --ease:cubic-bezier(.2,.7,.1,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:400 1.0625rem/1.6 var(--ff-b);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--ff-d);font-stretch:112%;margin:0;line-height:1.02;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--or);outline-offset:3px;border-radius:4px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--or);color:#0B1218;padding:10px 16px;font-weight:600;z-index:100;border-radius:6px}
.skip:focus{top:12px}
.wrap{width:var(--w);margin-inline:auto}

/* barre de progression */
.prog{position:fixed;left:0;top:0;height:3px;width:100%;background:var(--or);transform:scaleX(0);transform-origin:0 50%;z-index:60;pointer-events:none}

/* boutons */
.btn{display:inline-flex;align-items:center;gap:.6em;min-height:48px;padding:.7em 1.5em;border-radius:999px;background:var(--or);color:#0B1218;font:600 1rem var(--ff-b);text-decoration:none;border:2px solid var(--or);transition:transform .25s var(--ease),background .2s,color .2s}
.btn:hover{background:#FF8442;border-color:#FF8442;transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.97)}
.btn-ghost{background:transparent;color:var(--tx);border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:#fff;color:#fff}
.btn-sm{min-height:44px;padding:.45em 1.2em;font-size:.95rem}
.arrow{width:1.1em;height:1.1em;stroke:currentColor;fill:none;stroke-width:2;transition:transform .25s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}

/* en-tête */
.top{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,backdrop-filter .3s,border-color .3s,translate .4s var(--ease);border-bottom:1px solid transparent}
.top.hide{translate:0 -100%}
.top.small{background:rgba(11,18,24,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.top-in{display:flex;align-items:center;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;margin-right:auto}
.brand img{width:44px;height:auto}
.brand b{display:block;font:800 1.2rem/1 var(--ff-d);font-stretch:118%;letter-spacing:.06em}
.brand small{display:block;font:500 .68rem/1.3 var(--ff-b);letter-spacing:.16em;text-transform:uppercase;color:var(--mut);margin-top:4px}
.nav{display:flex;align-items:center;gap:6px}
.nav a:not(.btn){padding:.6em .95em;text-decoration:none;font-weight:500;font-size:.98rem;border-radius:999px;color:var(--mut);transition:color .2s,background .2s}
.nav a:not(.btn):hover,.nav a.on{color:#fff;background:rgba(255,255,255,.08)}
.menu-btn{display:none;width:48px;height:48px;border:1px solid var(--line);border-radius:12px;background:transparent;color:#fff;cursor:pointer;align-items:center;justify-content:center}
.menu-btn i,.menu-btn i::before,.menu-btn i::after{display:block;width:20px;height:2px;background:currentColor;border-radius:2px;position:relative;transition:transform .25s}
.menu-btn i::before,.menu-btn i::after{content:"";position:absolute;left:0}
.menu-btn i::before{top:-6px}.menu-btn i::after{top:6px}
.menu-btn[aria-expanded=true] i{background:transparent}
.menu-btn[aria-expanded=true] i::before{top:0;transform:rotate(45deg)}
.menu-btn[aria-expanded=true] i::after{top:0;transform:rotate(-45deg)}

/* héros */
.hero{position:relative;min-height:100svh;min-height:max(640px,100svh);display:flex;flex-direction:column;overflow:hidden;isolation:isolate;background:radial-gradient(1200px 600px at 78% 8%,#1b2a38 0,transparent 60%),var(--bg)}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(520px circle at var(--mx,70%) var(--my,30%),rgba(242,106,33,.16),transparent 70%)}
.hero-in{flex:1;display:flex;flex-direction:column;justify-content:center;padding:130px 0 40px}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font:600 .8rem/1 var(--ff-b);letter-spacing:.2em;text-transform:uppercase;color:var(--mut);margin-bottom:clamp(18px,3vw,32px)}
.eyebrow::before{content:"";width:44px;height:2px;background:var(--or)}
.hero h1{font-size:clamp(2.7rem,9.4vw,9rem);font-weight:800;line-height:.95;letter-spacing:-.035em;max-width:14ch}
.hero h1 .ln{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.hero h1 .ln>span{display:block}
.hero h1 em{font-style:normal;color:var(--or)}
.lead{max-width:46ch;margin-top:clamp(22px,3vw,36px);font-size:clamp(1.05rem,1.5vw,1.3rem);color:var(--mut)}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.scroll-cue{position:absolute;right:clamp(20px,5vw,64px);bottom:150px;display:flex;flex-direction:column;align-items:center;gap:10px;font:600 .7rem var(--ff-b);letter-spacing:.2em;text-transform:uppercase;color:var(--mut);writing-mode:vertical-rl}
.scroll-cue i{width:2px;height:70px;background:repeating-linear-gradient(var(--or) 0 10px,transparent 10px 20px);background-size:2px 20px;animation:cue 1.2s linear infinite}
@keyframes cue{to{background-position:0 20px}}

/* accès rapide : index numéroté */
.quick{position:relative;border-top:1px solid var(--line);background:rgba(11,18,24,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.quick ul{display:grid;grid-template-columns:repeat(5,1fr)}
.quick a{display:flex;flex-direction:column;gap:6px;padding:20px 22px 22px;text-decoration:none;border-left:1px solid var(--line);min-height:92px;position:relative;transition:background .25s}
.quick li:first-child a{border-left:0}
.quick a::before{content:"";position:absolute;left:0;top:-1px;height:3px;width:0;background:var(--or);transition:width .4s var(--ease)}
.quick a:hover{background:rgba(255,255,255,.05)}
.quick a:hover::before,.quick a:focus-visible::before{width:100%}
.quick small{font:600 .75rem var(--ff-b);letter-spacing:.14em;color:var(--or)}
.quick strong{font:700 1.1rem/1.2 var(--ff-d);font-stretch:108%;display:flex;justify-content:space-between;align-items:center;gap:8px}
.quick strong svg{width:18px;height:18px;stroke:var(--mut);fill:none;stroke-width:2;transition:transform .25s var(--ease),stroke .2s}
.quick a:hover strong svg{transform:translate(3px,-3px);stroke:var(--or)}

/* bandeau défilant */
.marq{border-block:1px solid var(--line);overflow:hidden;background:var(--bg2);padding:20px 0}
.marq-in{display:flex;width:max-content;animation:marq 40s linear infinite}
.marq span{font:800 clamp(1.4rem,3.2vw,2.6rem)/1 var(--ff-d);font-stretch:118%;text-transform:uppercase;letter-spacing:.02em;color:rgba(255,255,255,.08);-webkit-text-stroke:1.5px rgba(255,255,255,.72);padding-right:.8em;white-space:nowrap}
.marq span::after{content:"/";color:var(--or);-webkit-text-stroke:0;margin-left:.8em}
@keyframes marq{to{transform:translateX(-50%)}}

/* sections */
.sec{padding:clamp(80px,12vw,180px) 0;position:relative}
.kick{display:flex;align-items:center;gap:14px;font:600 .8rem var(--ff-b);letter-spacing:.2em;text-transform:uppercase;color:var(--mut);margin-bottom:26px}
.kick b{color:var(--or);font-weight:600}
.kick::after{content:"";height:1px;width:80px;background:var(--line)}
.h2{font-size:clamp(2.2rem,6vw,5.2rem);font-weight:800}
.h2 em{font-style:normal;color:var(--or)}

/* manifeste */
.manifesto{font:700 clamp(1.7rem,4.2vw,3.7rem)/1.14 var(--ff-d);font-stretch:106%;letter-spacing:-.02em;max-width:34ch;text-wrap:pretty}
.js .manifesto .w{color:var(--dim);transition:color .35s}
.js .manifesto .w.on{color:var(--tx)}

/* activités */
.acts{background:var(--bg2)}
.act-cta{margin-top:36px}

/* savoir-faire */
.chain-wrap{position:relative;margin-top:clamp(48px,7vw,96px)}
.chain{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative}
.chain li{padding-top:92px;position:relative}
.chain li::before{content:attr(data-n);position:absolute;left:0;top:14px;width:42px;height:42px;display:grid;place-items:center;border-radius:50%;background:var(--bg);border:2px solid var(--or);font:700 .85rem var(--ff-d);color:#fff}
.chain h3{font-size:1.45rem;font-stretch:108%}
.chain p{color:var(--mut);margin-top:10px;font-size:1rem}
/* frise : la ligne se remplit et les étapes s'allument au défilement */
.track{position:absolute;left:21px;right:calc((100% - 112px)/5 - 21px);top:34px;height:2px;background:var(--line);z-index:0;pointer-events:none}
.track i{position:absolute;inset:0;background:var(--or);transform-origin:0 50%;transform:scaleX(var(--p,0));box-shadow:0 0 12px rgba(242,106,33,.6)}
.chain li{z-index:1}
.chain li::before{transition:background .4s,color .4s,box-shadow .4s,scale .4s var(--ease)}
.chain li.done::before{background:var(--or);color:#0B1218;box-shadow:0 0 0 6px rgba(242,106,33,.16);scale:1.06}
.chain li h3{transition:color .4s}
.chain li.done h3{color:#fff}
.cap{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:clamp(48px,7vw,88px)}
.cap article{padding:28px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg,var(--surf),transparent)}
.cap h3{font-size:1.3rem;margin-bottom:10px;font-stretch:108%}
.cap p{color:var(--mut)}

/* références */
.refs-sec{background:var(--paper);color:var(--ink)}
.refs-sec .kick,.refs-sec .kick::after{color:#4a5864}
.refs-sec .kick::after{background:rgba(22,33,43,.2)}
.refs-sec .kick b{color:var(--or-ink)}
.refs-sec .h2 em{color:var(--or-ink)}
.refs{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:clamp(36px,5vw,64px)}
.ref{flex:0 0 calc(25% - 11px);background:#fff;border:1px solid rgba(22,33,43,.1);border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:14px;min-height:190px;transition:transform .3s var(--ease),box-shadow .3s}
.ref:hover{transform:translateY(-4px);box-shadow:0 18px 40px -20px rgba(22,33,43,.4)}
.ref-logo{flex:1;display:grid;place-items:center;min-height:90px}
.ref-logo img{max-height:84px;width:auto;max-width:100%;object-fit:contain;transition:filter .4s,opacity .4s,scale .4s var(--ease)}
/* logos homogènes en niveaux de gris, couleur au survol (uniquement sur les écrans à pointeur) */
@media (hover:hover){
  .ref-logo img{filter:grayscale(1);opacity:.7}
  .ref:hover .ref-logo img{filter:none;opacity:1;scale:1.04}
}
.ref p{font:600 .9rem var(--ff-b);text-align:center;color:#2b3944}
.ref-text{font:800 1.15rem/1.2 var(--ff-d);text-align:center;color:var(--ink)}

/* contact */
.contact{overflow:hidden}
.contact .topo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.18;pointer-events:none}
.contact .two{position:relative;display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,6vw,96px);align-items:start}
.big-mail{display:inline-block;min-height:48px;margin-top:30px;font:800 clamp(1.3rem,3vw,2.4rem)/1.1 var(--ff-d);font-stretch:112%;text-decoration:none;border-bottom:3px solid var(--or);padding-bottom:6px;overflow-wrap:anywhere}
.big-mail:hover{color:var(--or)}
address{font-style:normal;margin-top:34px;display:grid;gap:16px}
address p{display:grid;gap:2px}
address span{font:600 .72rem var(--ff-b);letter-spacing:.18em;text-transform:uppercase;color:var(--mut)}
address a{text-decoration:none;font-weight:500}
address a:hover{color:var(--or)}
address small{color:var(--mut);font-size:.85em;white-space:nowrap}
.form{background:rgba(20,31,41,.9);border:1px solid var(--line);border-radius:24px;padding:clamp(22px,3vw,40px);display:grid;gap:16px}
.form h3{font-size:1.6rem;font-stretch:108%}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{display:block;font:600 .85rem var(--ff-b);margin-bottom:6px;color:var(--mut)}
input,textarea{width:100%;min-height:48px;padding:.7em .9em;border-radius:12px;border:1px solid rgba(255,255,255,.22);background:var(--bg);color:#fff;font:inherit}
input,textarea{transition:border-color .2s,box-shadow .2s,background .2s}
input:hover,textarea:hover{border-color:rgba(255,255,255,.45)}
input:focus,textarea:focus{outline:none;border-color:var(--or);box-shadow:0 0 0 3px rgba(242,106,33,.22);background:#0E1820}
input[aria-invalid=true],textarea[aria-invalid=true]{border-color:#FF8A80;box-shadow:0 0 0 2px rgba(255,138,128,.35)}
.f-act{display:flex;flex-wrap:wrap;gap:12px}
.f-note{font-size:.9rem;color:var(--mut)}
.f-note.ok{color:#7EE2A8}
.f-note.err{color:#FF8A80}
.btn[disabled]{opacity:.6;cursor:wait;transform:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* pied */
.foot{border-top:1px solid var(--line);padding:clamp(56px,7vw,96px) 0 32px;background:var(--bg);overflow:hidden}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:clamp(28px,4vw,56px)}
.foot-about p{color:var(--mut);margin-top:20px;max-width:38ch;font-size:.95rem}
.foot-brand{display:flex;align-items:center;gap:14px}
.foot-brand img{width:52px}
.foot-brand strong{display:block;font:800 1.1rem var(--ff-d);font-stretch:112%}
.foot-brand span{color:var(--mut);font-size:.9rem}
.foot-h{font:600 .75rem var(--ff-b);letter-spacing:.18em;text-transform:uppercase;color:var(--or);margin-bottom:16px}
.foot-col ul{display:grid;gap:10px;font-size:.95rem;color:var(--mut)}
.foot-col a{text-decoration:none;color:var(--tx);background:linear-gradient(var(--or),var(--or)) 0 100%/0 1px no-repeat;transition:background-size .35s var(--ease),color .2s;overflow-wrap:anywhere}
.foot-col a:hover{color:#fff;background-size:100% 1px}
.foot-mark{font:800 clamp(2.2rem,10.4vw,11rem)/.8 var(--ff-d);font-stretch:125%;letter-spacing:-.03em;text-align:center;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.14);margin:clamp(48px,7vw,88px) 0 0;white-space:nowrap;user-select:none}
.foot-bot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;padding-top:24px;margin-top:clamp(20px,3vw,32px);border-top:1px solid var(--line);font-size:.85rem;color:var(--dim);padding-right:72px}

/* bouton retour en haut, avec anneau de progression de lecture */
.totop{position:fixed;right:clamp(16px,3vw,32px);bottom:clamp(16px,3vw,32px);z-index:54;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:#fff;text-decoration:none;background:conic-gradient(var(--or) calc(var(--p,0)*1turn),rgba(255,255,255,.14) 0);opacity:0;visibility:hidden;translate:0 12px;transition:opacity .3s,translate .3s var(--ease),visibility 0s .3s}
.totop::before{content:"";position:absolute;inset:2px;border-radius:50%;background:rgba(11,18,24,.92);backdrop-filter:blur(8px)}
.totop svg{position:relative;width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:translate .25s var(--ease)}
.totop:hover svg{translate:0 -3px}
.totop.show{opacity:1;visibility:visible;translate:none;transition:opacity .3s,translate .3s var(--ease),visibility 0s}
@media (max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}.foot-about{grid-column:1/-1}}
@media (max-width:640px){.foot{padding-bottom:96px}.foot-grid{grid-template-columns:1fr}.totop{bottom:72px;width:46px;height:46px}}

/* barre mobile */
.callbar{display:none}

/* apparition au défilement (translate séparé de transform pour garder les effets de survol) */
.js .reveal,.js .ref{opacity:0;translate:0 34px;transition:opacity .8s var(--ease) var(--d,0s),translate .9s var(--ease) var(--d,0s),transform .3s var(--ease),border-color .3s,box-shadow .3s}
.js .reveal.in,.js .ref.in{opacity:1;translate:none}
.js .kick{opacity:0;transition:opacity .7s var(--ease)}
.js .kick.in{opacity:1}
.js .kick::after{width:0;transition:width 1.2s var(--ease) .25s}
.js .kick.in::after{width:80px}
.h2{padding-bottom:.1em;margin-bottom:-.1em}
.js .h2{clip-path:inset(0 0 100% 0);translate:0 .35em;transition:clip-path 1.1s var(--ease),translate 1.1s var(--ease)}
.js .h2.in{clip-path:inset(0);translate:none}
/* entrée du héros : le titre, puis le texte, les boutons et l'index */
.js .hero .eyebrow,.js .hero .lead,.js .hero .cta,.js .hero .quick{opacity:0;translate:0 22px;transition:opacity 1s var(--ease),translate 1s var(--ease)}
.js .hero.go .eyebrow,.js .hero.go .lead,.js .hero.go .cta,.js .hero.go .quick{opacity:1;translate:none}
.js .hero.go .lead{transition-delay:.45s}
.js .hero.go .cta{transition-delay:.6s}
.js .hero.go .quick{transition-delay:.8s}
.js .hero h1 .ln>span{transform:translateY(105%);transition:transform 1.1s var(--ease)}
.js .hero.go h1 .ln>span{transform:none}
.js .hero.go h1 .ln:nth-child(2)>span{transition-delay:.12s}
.js .hero.go h1 .ln:nth-child(3)>span{transition-delay:.24s}

@media (max-width:1080px){
  .quick ul{grid-template-columns:repeat(3,1fr)}
  .quick li:nth-child(4) a{border-left:0}
  .quick li:nth-child(n+4) a{border-top:1px solid var(--line)}
  .ref{flex-basis:calc(33.33% - 10px)}
}
@media (max-width:900px){
  .top-in{flex-wrap:wrap;row-gap:0}
  .nav{flex-wrap:wrap;gap:2px;width:100%;padding-bottom:10px}
  .nav .btn{display:none}
  .js .menu-btn{display:inline-flex}
  .js .nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:4px;padding:14px clamp(20px,5vw,64px) 22px;background:rgba(11,18,24,.97);border-bottom:1px solid var(--line);display:flex;width:auto;opacity:0;visibility:hidden;translate:0 -10px;transition:opacity .3s var(--ease),translate .35s var(--ease),visibility 0s .35s}
  .js .nav.open{opacity:1;visibility:visible;translate:none;transition:opacity .3s var(--ease),translate .35s var(--ease),visibility 0s}
  .js .nav a{opacity:0;translate:0 -6px;transition:opacity .3s,translate .35s var(--ease)}
  .js .nav.open a{opacity:1;translate:none}
  .js .nav.open a:nth-child(2){transition-delay:.04s}
  .js .nav.open a:nth-child(3){transition-delay:.08s}
  .js .nav.open a:nth-child(4){transition-delay:.12s}
  .js .nav.open a:nth-child(5){transition-delay:.16s}
  .js .nav .btn{display:inline-flex}
  .nav a:not(.btn){padding:.6em .9em}
  .js .nav a:not(.btn){padding:.9em 1em}
  .nav .btn{justify-content:center;margin-top:8px}
  .cap{grid-template-columns:1fr}
  .contact .two{grid-template-columns:1fr}
  .chain{grid-template-columns:1fr 1fr;row-gap:40px}
  .chain li{padding-top:62px}
  .scroll-cue{display:none}
}
@media (max-width:640px){
  body{font-size:1rem}
  .brand small{display:none}
  .quick ul{grid-template-columns:1fr 1fr}
  .quick li a{border-left:0!important;border-top:1px solid var(--line);min-height:64px;padding:14px 16px}
  .quick li:nth-child(even) a{border-left:1px solid var(--line)!important}
  .quick li:first-child a{border-top:0}
  .quick li:nth-child(2) a{border-top:0}
  .quick small{display:none}
  .quick strong{font-size:1rem}
  .ref{flex-basis:calc(50% - 7px)}
  .f-row{grid-template-columns:1fr}
  .chain{grid-template-columns:1fr}
  .callbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;inset:auto 0 0 0;z-index:55;background:rgba(11,18,24,.96);border-top:1px solid var(--line);backdrop-filter:blur(10px)}
  .callbar a{display:flex;align-items:center;justify-content:center;min-height:56px;font-weight:600;text-decoration:none}
  .callbar a:first-child{background:var(--or);color:#0B1218}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal,.js .hero h1 .ln>span{transform:none!important}
  .marq-in{width:auto;flex-wrap:wrap}
}
@media (prefers-reduced-motion:reduce),print{
  .js .reveal,.js .ref,.js .kick,.js .h2,.js .hero .eyebrow,.js .hero .lead,.js .hero .cta,.js .hero .quick{opacity:1!important;translate:none!important;clip-path:none!important}
  .js .kick::after{width:80px!important}
  .top.hide{translate:none!important}
}
@media (max-width:640px){
  .hero{padding-bottom:56px}
  .quick li:last-child{grid-column:1/-1}
  .quick li:last-child a{border-left:0!important}
  /* frise verticale sur mobile */
  .chain.c5{row-gap:34px}
  .chain li{padding:6px 0 0 64px}
  .chain li::before{top:0}
  .track{display:block;left:20px;right:auto;width:2px;height:0}
  .track i{transform-origin:50% 0;transform:scaleY(var(--p,0))}
}
.svcs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:clamp(36px,5vw,64px)}
.svcs{counter-reset:svc}
.svc{counter-increment:svc;position:relative;isolation:isolate;overflow:hidden;padding:30px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(180deg,var(--surf),transparent);transition:transform .3s var(--ease),border-color .3s}
/* halo qui suit le pointeur dans la carte */
.svc::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(380px circle at var(--x,50%) var(--y,0%),rgba(242,106,33,.15),transparent 62%);opacity:0;transition:opacity .35s}
.svc::after{content:"0" counter(svc);position:absolute;top:30px;right:30px;font:600 .78rem var(--ff-b);letter-spacing:.16em;color:var(--dim);transition:color .3s}
.svc:hover{transform:translateY(-6px);border-color:rgba(242,106,33,.7)}
.svc:hover::before{opacity:1}
.svc:hover::after{color:var(--or)}
.svc h3{font-size:1.4rem;margin:18px 0 10px;font-stretch:108%}
.svc p{color:var(--mut)}
.ico{width:44px;height:44px;stroke:var(--or);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .45s var(--ease)}
.svc:hover .ico{transform:translateY(-3px) scale(1.08)}
.cap article{transition:border-color .3s,background .3s}
.cap article:hover{border-color:rgba(255,255,255,.28)}
.chain.c5{grid-template-columns:repeat(5,1fr)}
.cap.c4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1080px){.track{display:none}.cap.c4{grid-template-columns:1fr 1fr}.chain.c5{grid-template-columns:1fr 1fr}.svcs{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.svcs,.cap.c4,.chain.c5{grid-template-columns:1fr}.track{display:block}}