/* ==========================================================================
   GTS DIGITAL CORE — direction artistique v2
   Sans: Inter Tight (nav, corps, boutons)
   Serif: Fraunces (ruptures émotionnelles, citations — usage rare)
   Condensed: Big Shoulders Display (projets, labels, chiffres)
   ========================================================================== */

:root{
  --black:#000000;
  --anthracite:#151417;
  --anthracite-2:#1d1c20;
  --offwhite:#eeebe4;
  --offwhite-2:#e4e0d6;
  --white:#f6f5f2;
  --ink:#131211;
  --ink-dim:#5b5952;
  --grey:#8b8a8d;
  --grey-dim:#57565a;
  --violet:#7c6cf0;
  --blue:#5a8dee;
  --line:rgba(246,245,242,0.14);
  --line-ink:rgba(19,18,17,0.14);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;background:#000000;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}
body{
  background:var(--black);
  color:var(--white);
  font-family:'Inter Tight',sans-serif;
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;background:none;border:none;color:inherit;}
ul{list-style:none;}

.serif{font-family:'Fraunces',serif;font-weight:400;letter-spacing:-0.01em;}
.condensed{font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:0.01em;}

.eyebrow{
  font-family:'Inter Tight',sans-serif;
  font-size:11px;
  letter-spacing:0.22em;
  text-transform:uppercase;
  color:var(--grey);
  font-weight:600;
}
.on-light .eyebrow{color:var(--ink-dim);}

.container{max-width:1240px;margin:0 auto;padding:0 24px;}
section{position:relative;}

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--blue);
  outline-offset:3px;
}
.skip-link{position:absolute;left:-999px;top:0;background:#fff;color:#000;padding:12px 18px;z-index:999;}
.skip-link:focus{left:12px;top:12px;}

/* ============ NAV ============ */
header.site-nav{
  position:fixed;top:0;left:0;right:0;z-index:300;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 24px;
  transition:background .3s ease, padding .3s ease, border-color .3s ease, backdrop-filter .3s ease;
  border-bottom:none;
}
header.site-nav::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(to right, transparent 0%, #6a52d6 15%, #5a8dee 55%, transparent 96%);
  opacity:0.55;
  box-shadow:0 0 5px rgba(90,141,238,0.2);
}
header.site-nav.scrolled{
  background:var(--black);
  -webkit-backdrop-filter:blur(14px);
  padding:13px 24px;
}
header.site-nav.on-light{color:var(--ink);}
header.site-nav.on-light.scrolled{background:rgba(238,235,228,0.88);border-bottom:none;}
header.site-nav.on-light.scrolled::after{opacity:0.4;}
.brand{font-family:'Big Shoulders Display',sans-serif;font-weight:600;font-size:15px;letter-spacing:0.04em;text-transform:uppercase;display:inline-flex;align-items:center;gap:9px;}
.brand-text{white-space:nowrap;}
.brand-logo{height:26px;width:auto;display:block;}
@media(min-width:640px){.brand-logo{height:28px;}.brand{font-size:16px;}}
nav.nav-links{display:none;gap:34px;align-items:center;}
nav.nav-links a{font-size:13px;letter-spacing:0.02em;color:inherit;opacity:0.72;transition:opacity .2s;}
nav.nav-links a:hover,nav.nav-links a.active{opacity:1;}
.nav-cta{
  display:none;font-size:12.5px;font-weight:600;
  padding-bottom:3px;border-bottom:1px solid currentColor;
  opacity:0.85;transition:opacity .25s;
}
.nav-cta:hover{opacity:1;}
@media(min-width:920px){nav.nav-links{display:flex;}.nav-cta{display:inline-block;}}
.hamburger{display:flex;flex-direction:column;justify-content:center;align-items:center;width:40px;height:40px;gap:5px;z-index:220;}
.hamburger span{width:22px;height:1px;background:currentColor;transition:transform .3s ease, opacity .3s ease;}
.hamburger.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
@media(min-width:920px){.hamburger{display:none;}}
.mobile-menu{
  position:fixed;inset:0;z-index:210;background:var(--black);color:var(--white);
  display:flex;flex-direction:column;justify-content:center;padding:24px;
  opacity:0;visibility:hidden;transition:opacity .3s ease;
}
.mobile-menu.open{opacity:1;visibility:visible;}
.mobile-menu a{font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;font-size:32px;padding:13px 0;border-bottom:1px solid var(--line);}
.mobile-menu .mm-cta{margin-top:26px;display:inline-block;font-family:'Inter Tight',sans-serif;text-transform:none;font-size:14px;padding:16px 28px;border:1px solid var(--grey);border-radius:999px;text-align:center;}
@media(min-width:920px){.mobile-menu{display:none;}}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13.5px;font-weight:600;letter-spacing:0.01em;
  padding:16px 28px;border-radius:999px;
  transition:transform .25s ease, background .25s ease, color .25s ease, border-color .25s;
}
.btn-solid{background:var(--white);color:var(--black);}
.btn-solid:hover{transform:translateY(-2px);background:#e4e2dd;}
.btn-solid.on-light{background:var(--ink);color:var(--white);}
.btn-outline{border:1px solid var(--line);color:var(--white);}
.btn-outline:hover{border-color:var(--grey);}
.btn-outline.on-light{border:1px solid var(--line-ink);color:var(--ink);}
.btn-outline.on-light:hover{border-color:var(--ink-dim);}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;border-bottom:1px solid currentColor;padding-bottom:3px;}
.link-arrow:hover .icon-arrow{transform:translateX(4px);}
.arrow{display:inline-flex;align-items:center;}
.icon-arrow{display:inline-block;vertical-align:middle;transition:transform .25s ease;flex-shrink:0;}

/* ============ generic page hero (sous-pages) ============ */
.page-hero{
  padding:170px 0 70px;
  border-bottom:1px solid var(--line);
}
.page-hero.on-light{border-bottom:1px solid var(--line-ink);}
.page-hero .eyebrow{margin-bottom:22px;}
.page-hero h1{
  font-family:'Big Shoulders Display',sans-serif;
  font-weight:600;text-transform:uppercase;
  font-size:clamp(2.2rem,7vw,4.4rem);
  line-height:0.98;letter-spacing:0.005em;
  max-width:20ch;
}
.page-hero p.lead{margin-top:26px;color:var(--grey);font-size:16.5px;max-width:52ch;}
.page-hero.on-light p.lead{color:var(--ink-dim);}

/* ============ HOMEPAGE HERO — full-bleed ============ */
.hero{
  position:relative;
  min-height:100svh;
  background:var(--black);
  overflow:hidden;
  display:flex;flex-direction:column;
}
.hero-media{position:absolute;inset:0;z-index:0;overflow:hidden;}
.hero-media img{
  width:100%;height:100%;object-fit:cover;object-position:center 40%;display:block;
  transform-origin:center 42%;
  animation:heroBreathe 17s ease-in-out infinite alternate;
}
@keyframes heroBreathe{
  from{transform:scale(1.055);}
  to{transform:scale(1.078);}
}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(to top, rgba(0,0,0,0.88) 0%, rgba(0,0,0,0.25) 42%, rgba(0,0,0,0.05) 62%, rgba(0,0,0,0.35) 100%),
    linear-gradient(to bottom, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0) 22%);
}
.hero-inner{
  position:relative;z-index:2;
  flex:1;display:flex;flex-direction:column;justify-content:space-between;
  max-width:1240px;margin:0 auto;width:100%;
  padding:118px 10px 56px;
}
.hero-title-zone{padding-top:0;}
.hero-title-zone h1{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2.09rem,8.96vw,2.49rem);line-height:1.0;letter-spacing:0.005em;
  color:var(--white);max-width:23ch;
}
@media(max-width:374px){
  .hero-title-zone h1{font-size:clamp(1.88rem,8.75vw,2.18rem);}
}
@media(max-width:330px){
  .hero-title-zone h1{font-size:1.68rem;}
}
.hero-meta-zone{
  margin-top:0;
  display:flex;flex-direction:column;align-items:flex-start;gap:18px;
  text-align:left;
}
.hero-ctas{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-start;gap:22px;}
.hero-cta-primary{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;color:var(--white);
  padding-bottom:5px;border-bottom:1px solid rgba(246,245,242,0.4);
  transition:border-color .25s ease, gap .25s ease;
}
.hero-cta-primary:hover{border-color:var(--white);gap:12px;}
.hero-cta-secondary{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;color:rgba(246,245,242,0.55);
  transition:color .2s ease;
}
.hero-cta-secondary:hover{color:rgba(246,245,242,0.9);}
.hero-scroll{position:absolute;right:24px;bottom:22px;z-index:2;display:none;font-size:10.5px;letter-spacing:0.15em;color:rgba(246,245,242,0.4);writing-mode:vertical-rl;align-items:center;gap:10px;}
.hero-scroll::after{content:"";width:1px;height:30px;background:rgba(246,245,242,0.25);display:block;}
@media(min-width:640px){
  .hero-title-zone h1{max-width:15ch;}
}
@media(min-width:920px){
  .hero-scroll{display:flex;}
  .hero-inner{padding:140px 24px 90px;}
  .hero-title-zone h1{font-size:clamp(3.68rem,8.4vw,6.62rem);max-width:13ch;}
}

/* ============ SCENE 2 — POSITIONNEMENT ============ */
.scene-domains{position:relative;background:var(--black);padding:0;overflow:hidden;}
.domains-bg{position:absolute;inset:0;z-index:0;}
.domains-bg img{width:100%;height:100%;object-fit:cover;object-position:center 30%;opacity:0.42;}
.domains-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(to bottom,
      var(--black) 0%,
      var(--black) 13%,
      rgba(0,0,0,0.72) 20%,
      rgba(0,0,0,0.42) 27%,
      rgba(0,0,0,0.28) 34%,
      rgba(0,0,0,0.25) 55%,
      rgba(0,0,0,0.32) 66%,
      rgba(0,0,0,0.5) 76%,
      rgba(0,0,0,0.74) 86%,
      rgba(0,0,0,0.92) 94%,
      var(--black) 100%);
}
.scene-domains .container{position:relative;z-index:1;}
.scene-domains .eyebrow{display:block;text-align:center;}

/* ---- ECOSYSTEME — the transition word, an intertitle, not a heading ---- */
.eco-transition{
  position:relative;z-index:1;
  padding:1vw 0 2vw;
  text-align:center;
  overflow:visible;
}
@media(max-width:639px){
  .scene-domains{margin-top:-60px;}
}
.eco-word-img{
  margin:0;
  position:relative;
  opacity:0;transform:translateY(10px);
  clip-path:inset(0 100% 0 0);
  transition:opacity 1.1s ease, transform 1.1s ease, clip-path 1.1s ease;
}
.eco-word-img img{
  width:89vw;max-width:1400px;height:auto;
  margin:0 auto;display:block;
}
.eco-word-img.in{opacity:1;transform:translateY(0);clip-path:inset(0 0% 0 0);}
@media(min-width:640px){
  .eco-transition{padding:1.5vw 0 2vw;}
  .eco-word-img img{width:88vw;}
}
@media(min-width:1100px){
  .eco-transition{padding:2vw 0 2vw;}
  .eco-word-img img{width:87vw;}
}
@media(min-width:1700px){
  .eco-transition{padding:3vw 0 2vw;}
}

/* ---- the ecosystem: four leverages, pure negative space ---- */
.ecosystem{
  position:relative;isolation:isolate;
  display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;
  gap:7.8vh 10px;
  min-height:30vh;
  margin-top:0;
  padding-bottom:14vw;
}

.eco-item{
  position:relative;z-index:2;
  display:flex;flex-direction:column;
  padding:16px 14px;
  min-width:0;
}
.eco-solutions,.eco-visibilite{margin-top:14px;}
.eco-item::before{
  content:"";display:block;width:14px;height:1px;
  background:linear-gradient(to right, rgba(140,150,210,0.36), rgba(120,140,200,0.18));
  margin-bottom:12px;
}
.eco-solutions::before,.eco-visibilite::before{margin-left:auto;}
.eco-item h3{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  color:var(--white);line-height:0.92;margin-bottom:8px;
  font-size:clamp(1.55rem,7.3vw,2.1rem);
  transition:transform .4s ease, color .3s ease;
}
.eco-item p{color:var(--grey);font-size:13px;letter-spacing:0.01em;line-height:1.4;transition:color .3s ease;}

.eco-presence{grid-column:1;grid-row:1;align-items:flex-start;text-align:left;justify-content:flex-start;}
.eco-solutions{grid-column:2;grid-row:1;align-items:flex-end;text-align:right;justify-content:flex-start;}
.eco-contenu{grid-column:1;grid-row:2;align-items:flex-start;text-align:left;justify-content:flex-end;}
.eco-visibilite{grid-column:2;grid-row:2;align-items:flex-end;text-align:right;justify-content:flex-end;}

/* tap/hover accent — no cards, no boxes, just a quiet brightening */
.eco-item:hover h3, .eco-item:focus-visible h3, .eco-item:active h3{color:#fff;transform:translateX(2px);}
.eco-item:hover p, .eco-item:focus-visible p{color:var(--white-dim,#c9c8c4);}

@media(min-width:640px){
  .ecosystem{min-height:36vh;gap:6vh 0;padding-bottom:8vw;}
  .eco-item{padding:32px;}
  .eco-item h3{font-size:clamp(2.4rem,6vw,3.6rem);}
  .eco-item p{font-size:15px;}
  .eco-solutions,.eco-visibilite{margin-top:22px;}
}
@media(min-width:920px){
  .ecosystem{min-height:40vh;padding-bottom:6vw;}
  .eco-item h3{font-size:clamp(2.8rem,4.6vw,4.2rem);}
  .eco-solutions,.eco-visibilite{margin-top:30px;}
}

/* desktop hover choreography */
@media (hover:hover) and (pointer:fine){
  .ecosystem:has(.eco-item:hover) .eco-item:not(:hover){opacity:.4;}
  .eco-item{transition:opacity .5s ease;}
  .eco-item:hover h3{transform:scale(1.05);}
}

/* directional reveal — each corner drifts in from its own side */
.reveal-left{opacity:0;transform:translateX(-22px);transition:opacity .8s ease, transform .8s ease;}
.reveal-left.in{opacity:1;transform:translateX(0);}
.reveal-right{opacity:0;transform:translateX(22px);transition:opacity .8s ease, transform .8s ease;}
.reveal-right.in{opacity:1;transform:translateX(0);}
.eco-solutions.reveal-right.in,.eco-visibilite.reveal-right.in{transition-delay:.08s;}

/* ---- closing statement — title dominant, line discreet ---- */
.connected-statement{
  padding:88px 0 110px;text-align:center;
}
.connected-statement h2{
  font-family:'Fraunces',serif;font-weight:400;
  font-size:clamp(2.5rem,7.4vw,4.2rem);line-height:1.03;
  margin:0 auto 16px;
}
.connected-statement p{color:var(--grey);font-size:14px;letter-spacing:0.01em;max-width:38ch;margin:0 auto;opacity:0.75;}

/* ============ ORBITAL CUT — transition signature (ÉCOSYSTÈME <svg class="icon-arrow" width="13" height="10" viewBox="0 0 13 10" fill="none" aria-hidden="true"><path d="M0.5 5H12M12 5L8 1M12 5L8 9" stroke="currentColor" stroke-width="1.2" stroke-linecap="round" stroke-linejoin="round"/></svg> RÉALISATION) ============ */
.orbital-cut{
  position:relative;z-index:1;
  height:82px;
  background:var(--black);
  pointer-events:none;
  overflow:hidden;
}
.orbital-cut-svg{position:relative;z-index:1;width:100%;height:100%;display:block;}
.orbital-cut-fill{fill:var(--black);}
.orbital-cut-line{
  stroke:url(#orbitalLineGradient);
  stroke-width:1.7;
  opacity:0.8;
  vector-effect:non-scaling-stroke;
  stroke-linecap:round;
}
.orbital-cut-line-glow{
  stroke:url(#orbitalLineGradient);
  stroke-width:7;
  opacity:0.4;
  vector-effect:non-scaling-stroke;
  stroke-linecap:round;
}
.orbital-cut-line-faint{
  stroke:url(#orbitalLineGradientFaint);
  stroke-width:1;
  opacity:0.35;
  vector-effect:non-scaling-stroke;
}
@media(min-width:640px){
  .orbital-cut{height:104px;}
}
@media(min-width:920px){
  .orbital-cut{height:150px;}
}
@media(min-width:1400px){
  .orbital-cut{height:190px;}
}

/* ============ SCENE 3 — UNE RÉALISATION ============ */
.scene-realisation{background:var(--black);padding:32px 0 56px;overflow:hidden;}
.realisation-grid{
  display:flex;flex-direction:column;gap:20px;
  max-width:1240px;margin:0 auto;padding:0 24px;
}
.realisation-text{max-width:520px;}
.realisation-text h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2.4rem,10vw,3.6rem);line-height:0.95;margin:10px 0 10px;
}
.realisation-meta{font-size:11px;letter-spacing:0.07em;text-transform:uppercase;color:var(--grey);opacity:0.7;margin-bottom:16px;}
.realisation-desc{font-size:15.5px;line-height:1.5;color:var(--white-dim,#c9c8c4);max-width:32ch;margin-bottom:22px;}
.realisation-ctas{display:flex;align-items:center;gap:22px;flex-wrap:wrap;}
.realisation-cta-main{font-weight:600;}
.realisation-visual{
  position:relative;display:block;
  width:calc(100% + 48px);margin:2px -24px 0;
  aspect-ratio:16/9;
  overflow:hidden;
  isolation:isolate;
}
.realisation-visual img{
  width:100%;height:100%;object-fit:contain;object-position:center;
  display:block;
  transition:transform .6s ease;
  -webkit-mask-image:radial-gradient(ellipse 92% 88% at 50% 50%, black 68%, transparent 100%);
  mask-image:radial-gradient(ellipse 92% 88% at 50% 50%, black 68%, transparent 100%);
}
.realisation-visual:hover img{transform:scale(1.02);}
.projects-footer-link{margin-top:28px;text-align:right;padding:0 24px;max-width:1240px;margin-left:auto;margin-right:auto;}
@media(min-width:900px){
  .scene-realisation{padding:0;min-height:90vh;display:flex;align-items:center;}
  .realisation-grid{
    flex-direction:row;align-items:center;gap:0;
    min-height:90vh;
  }
  .realisation-text{
    width:34%;flex-shrink:0;padding-right:48px;
  }
  .realisation-meta{font-size:12px;}
  .realisation-desc{font-size:16px;max-width:34ch;}
  .realisation-visual{width:66%;margin:0;aspect-ratio:auto;height:56vh;max-height:640px;}
  .realisation-visual img{object-fit:contain;}
  .projects-footer-link{margin-top:0;position:absolute;right:24px;bottom:32px;}
  .scene-realisation{position:relative;}
}
/* ============ SCENE 4 — GTS / MANIFESTE ============ */
.scene-manifesto{
  background:var(--black);
  padding:8px 0 52px;
}
.scene-manifesto .container{max-width:1240px;}
.manifesto-curve{
  display:block;width:176px;height:25px;margin-bottom:20px;
  overflow:visible;
}
.manifesto-curve path{
  stroke:url(#manifestoCurveGradient);
  stroke-width:1.15;
  stroke-linecap:round;
  opacity:0.7;
}
.scene-manifesto .eyebrow{display:block;margin-bottom:18px;}
.manifesto-lines{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.6rem,7.7vw,4.4rem);line-height:1.06;
  max-width:26ch;
  margin:0 0 22px;
}
.manifesto-lines .reveal-line{
  display:block;
  opacity:0;transform:translateY(16px);
  transition:opacity .8s ease, transform .8s ease;
}
@media(max-width:899px){
  .manifesto-lines .reveal-line{text-wrap:balance;}
}
.manifesto-lines .reveal-line.in{opacity:1;transform:translateY(0);}
.manifesto-lines .reveal-line:nth-child(1){transition-delay:0s;}
.manifesto-lines .reveal-line:nth-child(2){transition-delay:.12s;}
.manifesto-lines .reveal-line:nth-child(3){transition-delay:.24s;}
.manifesto-accent{
  color:#dcd9f7;
  text-shadow:0 0 22px rgba(110,120,235,0.28);
}
.manifesto-desc{
  color:var(--grey);font-size:13.5px;line-height:1.65;
  max-width:34ch;margin:0 0 26px;
}
.manifesto-cta{font-weight:600;}
@media(min-width:900px){
  .scene-manifesto{padding:150px 0 130px;}
  .manifesto-lines{font-size:clamp(3rem,4.7vw,4.7rem);max-width:960px;margin-bottom:38px;}
  .manifesto-desc{font-size:17px;max-width:38ch;margin-bottom:40px;}
}

/* ============ SCENE 5 — CONTACT/FIN ============ */
.scene-end{
  position:relative;
  background:var(--black);
  padding:110px 0 100px;
  text-align:center;
  overflow:hidden;
}
.end-trajectory{
  position:absolute;left:78%;top:0;
  width:220px;height:100%;
  transform:translateX(-50%);
  pointer-events:none;
}
.end-trajectory path{
  stroke:url(#endTrajectoryGradient);
  stroke-width:1.3;
  stroke-linecap:round;
  opacity:0.7;
}
.scene-end .eyebrow{display:block;text-align:center;margin-bottom:16px;}
.end-title{
  position:relative;z-index:1;
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2.3rem,8.6vw,4.6rem);line-height:1.04;
  max-width:15ch;margin:0 auto 22px;
}
.end-title .reveal-line{
  display:block;
  opacity:0;transform:translateY(16px);
  transition:opacity .8s ease, transform .8s ease;
}
.end-title .reveal-line.in{opacity:1;transform:translateY(0);}
.end-title .reveal-line:nth-child(2){transition-delay:.12s;}
.end-accent{color:#dcd9f7;text-shadow:0 0 22px rgba(110,120,235,0.28);}
.end-desc{
  position:relative;z-index:1;
  color:var(--grey);font-size:14.5px;line-height:1.6;
  max-width:36ch;margin:0 auto 34px;
}
.end-ctas{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:32px;}
.end-cta-main{
  display:inline-flex;align-items:center;gap:12px;
  font-size:18px;font-weight:600;color:var(--white);
  border-bottom:1px solid rgba(246,245,242,0.55);
  padding-bottom:8px;
  transition:border-color .25s ease, gap .25s ease;
}
.end-cta-main:hover{border-color:var(--white);gap:16px;}
.end-cta-main .arrow{display:inline-flex;align-items:center;}
.end-secondary-block{display:flex;flex-direction:column;align-items:center;gap:6px;}
.end-secondary-label{font-size:11px;letter-spacing:0.09em;text-transform:uppercase;color:var(--grey);opacity:0.65;}
.end-secondary{font-size:15px;color:var(--white-dim,#c9c8c4);letter-spacing:0.01em;}
.end-secondary:hover{color:var(--white);}
@media(min-width:640px){
  .end-ctas{flex-direction:row;gap:44px;}
}
@media(min-width:900px){
  .scene-end{padding:170px 0 140px;}
  .end-title{font-size:clamp(3.2rem,6vw,5.4rem);}
  .end-desc{font-size:16.5px;}
  .end-cta-main{font-size:20px;}
}

/* ============ FOOTER ============ */
footer{padding:24px 0 28px;border-top:1px solid var(--line);background:var(--black);}
footer.on-light{border-top:1px solid var(--line-ink);background:var(--offwhite);color:var(--ink);}
.footer-intro{margin-bottom:22px;}
.footer-brand{font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;font-size:1.15rem;margin-bottom:10px;}
.footer-desc{color:var(--grey);font-size:13px;max-width:38ch;margin-bottom:10px;line-height:1.5;}
footer.on-light .footer-desc{color:var(--ink-dim);}
.footer-tel{font-size:13px;color:var(--grey);}
footer.on-light .footer-tel{color:var(--ink-dim);}
.footer-curve{display:block;width:74px;height:11px;margin-bottom:24px;}
.footer-curve svg{width:100%;height:100%;display:block;}
.footer-curve path{stroke:url(#footerCurveGradient);stroke-width:1;stroke-linecap:round;opacity:0.55;}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:26px;}
.footer-col h5{font-size:11px;letter-spacing:0.09em;text-transform:uppercase;color:var(--grey);opacity:0.75;margin-bottom:14px;}
footer.on-light .footer-col h5{color:var(--ink-dim);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:13px;color:var(--grey);}
footer.on-light .footer-col ul a{color:var(--ink-dim);}
.footer-col ul a:hover{color:var(--white);}
footer.on-light .footer-col ul a:hover{color:var(--ink);}
.footer-zone{font-size:11.5px;letter-spacing:0.04em;text-transform:uppercase;color:var(--grey);opacity:0.6;margin-bottom:26px;}
footer.on-light .footer-zone{color:var(--ink-dim);}
.footer-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:11.5px;color:var(--grey);}
footer.on-light .footer-bottom{border-top:1px solid var(--line-ink);color:var(--ink-dim);}
.footer-bottom a{color:inherit;}
.footer-bottom a:hover{text-decoration:underline;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
@media(min-width:640px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,160px));justify-content:flex-start;gap:60px;}
}
@media(min-width:900px){
  footer{padding:40px 0 32px;}
  .footer-top-row{display:flex;justify-content:space-between;align-items:flex-start;gap:60px;margin-bottom:28px;}
  .footer-intro{max-width:360px;margin-bottom:0;}
  .footer-curve{margin:0 0 18px;}
  .footer-grid{margin-bottom:0;}
  .footer-zone{margin-bottom:26px;}
}

/* ============ shared content blocks used on subpages ============ */
.section-pad{padding:80px 0;}
@media(min-width:900px){.section-pad{padding:130px 0;}}
.on-light{background:var(--offwhite);color:var(--ink);}
.on-light .grey-text{color:var(--ink-dim);}
.grey-text{color:var(--grey);}


.offer-editorial{padding:64px 0;background:var(--black);}
.on-light .offer-editorial{}
.offer-editorial:last-child{}
.on-light .offer-editorial:last-child{}
.oe-head{margin-bottom:4px;}
.oe-name{font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;font-size:clamp(1.8rem,5vw,2.8rem);}
.oe-price{font-family:'Fraunces',serif;font-size:1.68rem;}
.oe-position{color:var(--grey);font-size:15px;max-width:52ch;margin-bottom:24px;}
.on-light .oe-position{color:var(--ink-dim);}
.oe-details{display:grid;grid-template-columns:1fr;gap:28px;}
@media(min-width:760px){.oe-details{grid-template-columns:repeat(3,1fr);}}
.oe-details h5{font-size:11.5px;letter-spacing:0.08em;text-transform:uppercase;color:var(--grey);margin-bottom:10px;}
.on-light .oe-details h5{color:var(--ink-dim);}
.oe-details p,.oe-details li{font-size:14px;color:var(--white-dim,#c9c8c4);}
.on-light .oe-details p,.on-light .oe-details li{color:var(--ink);}
.oe-details ul{display:flex;flex-direction:column;gap:8px;}
.oe-cta{margin-top:26px;}

.faq-list{margin-top:40px;}
.faq-item{border-top:1px solid var(--line);}
.on-light .faq-item{border-top:1px solid var(--line-ink);}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.on-light .faq-item:last-child{border-bottom:1px solid var(--line-ink);}
.faq-q{width:100%;text-align:left;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 0;font-size:16px;font-weight:600;}
.faq-q .faq-icon{flex-shrink:0;width:20px;height:20px;position:relative;}
.faq-q .faq-icon::before,.faq-q .faq-icon::after{content:"";position:absolute;background:currentColor;top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-q .faq-icon::before{width:13px;height:1px;}
.faq-q .faq-icon::after{width:1px;height:13px;transition:transform .3s ease, opacity .3s ease;}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{color:var(--grey);font-size:14.5px;padding-bottom:24px;max-width:60ch;}
.on-light .faq-a p{color:var(--ink-dim);}
.faq-item.open .faq-a{max-height:400px;}

form.project-form{display:flex;flex-direction:column;gap:22px;}
.f-row{display:grid;grid-template-columns:1fr;gap:22px;}
@media(min-width:640px){.f-row.two{grid-template-columns:1fr 1fr;}}
.field label{display:block;font-size:12.5px;letter-spacing:0.03em;color:var(--grey);margin-bottom:9px;}
.on-light .field label{color:var(--ink-dim);}
.field input,.field select,.field textarea{
  width:100%;background:transparent;border:none;border-bottom:1px solid var(--line);
  color:inherit;font-family:'Inter Tight',sans-serif;font-size:15px;padding:10px 2px;transition:border-color .2s;
}
.on-light .field input,.on-light .field select,.on-light .field textarea{border-bottom:1px solid var(--line-ink);}
.field select{appearance:none;-webkit-appearance:none;}
.field select option{background:var(--anthracite);color:var(--white);}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--grey);outline:none;}
.field textarea{resize:vertical;min-height:90px;}
.form-note{font-size:12.5px;color:var(--grey);margin-top:14px;}
.on-light .form-note{color:var(--ink-dim);}
.form-confirm{display:none;padding:22px 0;border-top:1px solid var(--line);margin-top:20px;font-size:14.5px;color:var(--grey);}
.on-light .form-confirm{border-top:1px solid var(--line-ink);color:var(--ink-dim);}
.form-confirm.show{display:block;}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease, transform .7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}


/* ============ PAGE GTS ============ */
.gts-hero{background:var(--black);padding:120px 0 64px;}
@media(min-width:900px){.gts-hero{padding:200px 0 120px;}}
.gts-curve{display:block;width:74px;height:14px;margin-bottom:18px;}
.gts-curve svg{width:100%;height:100%;display:block;}
.gts-hero-title{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.7rem,7.6vw,3.6rem);line-height:1.08;max-width:15ch;
}
.gts-hero-title .reveal-line{display:block;opacity:0;transform:translateY(16px);transition:opacity .8s ease, transform .8s ease;}
.gts-hero-title .reveal-line.in{opacity:1;transform:translateY(0);}
.gts-hero-title .reveal-line:nth-child(2){transition-delay:.08s;}
.gts-hero-title .reveal-line:nth-child(3){transition-delay:.16s;}
.gts-hero-title .reveal-line:nth-child(5){transition-delay:.28s;}
.gts-hero-title .reveal-line:nth-child(6){transition-delay:.36s;}
.gts-hero-title-gap{display:block;height:0.35em;}
.gts-accent{color:#dcd9f7;text-shadow:0 0 20px rgba(110,120,235,0.25);}
@media(min-width:900px){.gts-hero-title{font-size:clamp(2.8rem,5.4vw,4.6rem);max-width:16ch;}}

.gts-why-grid{display:flex;flex-direction:column;gap:24px;}
.gts-why{background:var(--black);}
.gts-why-head h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.8rem,6.5vw,2.6rem);line-height:1.08;margin-top:14px;max-width:14ch;
}
.gts-why-text p{color:var(--grey);font-size:15.5px;line-height:1.65;max-width:44ch;margin-bottom:16px;}
.gts-why-text strong{color:var(--white);font-weight:600;}
@media(min-width:860px){
  .gts-why-grid{flex-direction:row;justify-content:space-between;gap:60px;}
  .gts-why-head{max-width:380px;flex-shrink:0;}
  .gts-why-text p{font-size:17px;}
}
.gts-why.section-pad{padding-bottom:48px;}
@media(min-width:900px){.gts-why.section-pad{padding-bottom:84px;}}
.gts-approach{background:var(--black);}
.gts-approach.section-pad{padding-top:48px;}
@media(min-width:900px){.gts-approach.section-pad{padding-top:84px;}}

.gts-principle{max-width:520px;padding:32px 0;position:relative;}
.gts-principle::before{content:"";position:absolute;top:0;left:0;width:32px;height:1px;background:linear-gradient(to right, rgba(143,126,245,0.35), rgba(90,141,238,0.08));}
.gts-principle:last-child{padding-bottom:8px;}
.gts-principle:nth-child(2){margin-top:8px;}
.gts-principle-tick{display:none;}
.gts-principle h3{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.6rem,6vw,2.3rem);margin-bottom:10px;
}
.gts-principle p{color:var(--grey);font-size:14.5px;line-height:1.55;max-width:40ch;}
@media(min-width:860px){
  .gts-approach .container{max-width:760px;}
  .gts-principle{margin-left:auto;padding:44px 0;}
  .gts-principle:nth-child(2){margin-left:0;margin-right:auto;}
  .gts-principle:nth-child(4){margin-left:auto;}
}

.gts-matter{width:100%;background:var(--black);margin:8px 0;}
.gts-matter-media{position:relative;width:100%;aspect-ratio:4/5;overflow:hidden;background:var(--black);}
.gts-matter-img{
  width:100%;height:100%;object-fit:cover;object-position:50% 88%;display:block;
  -webkit-mask-image:linear-gradient(to bottom, transparent 0%, black 12%, black 88%, transparent 100%);
  mask-image:linear-gradient(to bottom, transparent 0%, black 12%, black 88%, transparent 100%);
}
@media(min-width:900px){
  .gts-matter{margin:20px 0;}
  .gts-matter-media{aspect-ratio:16/9;}
  .gts-matter-img{object-position:50% 60%;}
}

.gts-signature{background:var(--black);padding:76px 0;text-align:center;overflow:hidden;position:relative;}
@media(min-width:900px){.gts-signature{padding:150px 0;}}
.gts-signature::before{
  content:"";position:absolute;left:50%;top:50%;
  width:120%;max-width:900px;aspect-ratio:1/1;
  transform:translate(-50%,-50%);
  background:radial-gradient(circle, rgba(120,130,230,0.09) 0%, rgba(90,141,238,0.05) 40%, transparent 72%);
  pointer-events:none;z-index:0;
}
.gts-signature-title{position:relative;z-index:1;
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2.4rem,10vw,5rem);line-height:0.98;margin:0 auto;
}
.gts-signature-title .reveal-line{display:block;opacity:0;transform:translateY(16px);transition:opacity .8s ease, transform .8s ease;}
.gts-signature-title .reveal-line.in{opacity:1;transform:translateY(0);}
.gts-signature-title .reveal-line:nth-child(2){transition-delay:.1s;}
.gts-signature-title .reveal-line:nth-child(3){transition-delay:.2s;}
.gts-signature-title .reveal-line:nth-child(4){transition-delay:.3s;}

.gts-position{background:var(--black);}
.gts-position.section-pad{padding-top:56px;padding-bottom:56px;}
@media(min-width:900px){.gts-position.section-pad{padding-top:96px;padding-bottom:96px;}}
.gts-position-inner{max-width:600px;position:relative;padding-left:16px;}
.gts-position-inner::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:1px;background:linear-gradient(to bottom, rgba(143,126,245,0.55), rgba(90,141,238,0.08));}
.gts-position-inner p{color:var(--grey);font-size:16px;line-height:1.65;margin-bottom:16px;}
.gts-position-inner p:first-child{color:var(--white);font-size:18px;}
@media(min-width:900px){.gts-position-inner{padding-left:24px;}.gts-position-inner p{font-size:17.5px;}.gts-position-inner p:first-child{font-size:20px;}}

.gts-anchor{background:var(--black);padding:32px 0;}
.gts-anchor .container{max-width:520px;position:relative;}
.gts-anchor .container::before{content:"";position:absolute;top:-16px;left:0;width:40px;height:1px;background:linear-gradient(to right, rgba(143,126,245,0.55), rgba(90,141,238,0.15));}
.gts-anchor .eyebrow{margin-bottom:10px;}
.gts-anchor-text{color:var(--grey);font-size:14.5px;line-height:1.6;}
@media(min-width:900px){.gts-anchor{padding:44px 0;}.gts-anchor-text{font-size:15.5px;}}

.gts-end{padding-top:88px;}
@media(min-width:900px){.gts-end{padding-top:130px;}}

body.menu-open{overflow:hidden;}

/* ============ PAGE OFFRES ============ */
.offres-hero{background:var(--black);padding:120px 0 56px;}
@media(min-width:900px){.offres-hero{padding:180px 0 90px;}}
.offres-hero-title{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2rem,8vw,3.6rem);line-height:1.06;max-width:16ch;margin-top:14px;
  overflow-wrap:break-word;
}
.offres-hero-title .reveal-line{display:block;opacity:0;transform:translateY(16px);transition:opacity .8s ease, transform .8s ease;}
.offres-hero-title .reveal-line.in{opacity:1;transform:translateY(0);}
.offres-hero-title .reveal-line:nth-child(2){transition-delay:.08s;}
.offres-hero-title .reveal-line:nth-child(3){transition-delay:.16s;}
.offres-hero p.lead{margin-top:22px;color:var(--grey);font-size:16px;max-width:52ch;line-height:1.6;}
@media(min-width:900px){
  .offres-hero-title{font-size:clamp(2.6rem,5vw,4.2rem);}
  .offres-hero p.lead{font-size:17.5px;}
}

.offres-intro{background:var(--black);}
.offres-intro-inner{max-width:640px;}
.offres-intro h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.8rem,6.5vw,2.6rem);line-height:1.08;margin:14px 0 20px;max-width:14ch;
}
.offres-intro p{color:var(--grey);font-size:15.5px;line-height:1.65;max-width:52ch;}
.offres-intro a{text-decoration:underline;text-underline-offset:3px;}
@media(min-width:900px){.offres-intro p{font-size:17px;}}

/* Enhanced offer-editorial (existing shared component, used only on this page) */
.oe-grid{display:flex;flex-direction:column;gap:22px;}
.oe-tagline{font-family:'Fraunces',serif;font-size:1.05rem;color:var(--white-dim,#c9c8c4);margin-top:10px;max-width:34ch;}
.oe-discreet{color:var(--grey);font-size:13.5px;font-style:italic;opacity:0.85;margin-top:18px;max-width:46ch;}
.offer-editorial--signature{padding-top:76px;padding-bottom:76px;}
.offer-editorial--signature .oe-name{font-size:clamp(2rem,5.6vw,3.1rem);}
@media(min-width:900px){
  .oe-grid{flex-direction:row;gap:64px;}
  .oe-head-col{flex:0 0 300px;}
  .oe-body-col{flex:1;min-width:0;}
}

.oe-price-block{margin:14px 0 18px;}
.oe-price-tag{font-family:'Inter Tight',sans-serif;font-size:12px;letter-spacing:0.14em;text-transform:uppercase;color:var(--grey);margin-bottom:4px;display:block;}
.oe-price-tag--des{color:var(--white);font-weight:700;font-size:13px;}
.oe-price-figure{font-family:'Fraunces',serif;font-size:clamp(2.1rem,8.5vw,2.9rem);line-height:1;display:block;}
.oe-scope{color:var(--grey);font-size:13px;letter-spacing:0.03em;margin-top:2px;}

.oe-list{display:flex;flex-direction:column;margin:20px 0 4px;list-style:none;padding:0;}
.oe-list li{padding:11px 0;font-size:14.5px;color:var(--white-dim,#c9c8c4);border-top:1px solid rgba(246,245,242,0.08);}
.oe-list li:first-child{border-top:none;padding-top:0;}
@media(min-width:900px){.oe-price-figure{font-size:clamp(2.1rem,3.4vw,2.6rem);}}

.offres-merged{background:var(--black);}
.offres-merged.section-pad{padding-top:56px;}
@media(min-width:900px){.offres-merged.section-pad{padding-top:92px;}}
.offres-merged-inner{max-width:620px;position:relative;padding-left:16px;}
.offres-merged-inner::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:1px;background:linear-gradient(to bottom, rgba(143,126,245,0.55), rgba(90,141,238,0.08));}
.offres-merged h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.9rem,7vw,3rem);line-height:1.08;margin:14px 0 18px;max-width:16ch;
}
.offres-merged p{color:var(--grey);font-size:15.5px;line-height:1.65;margin-bottom:24px;}
@media(min-width:900px){
  .offres-merged-inner{padding-left:24px;}
  .offres-merged h2{font-size:clamp(2.4rem,5vw,3.6rem);}
  .offres-merged p{font-size:17px;}
}

/* ============ PAGE RÉALISATIONS ============ */
.realisations-hero{background:var(--black);padding:120px 0 40px;}
@media(min-width:900px){.realisations-hero{padding:180px 0 64px;}}
.realisations-hero-title{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2rem,8vw,3.6rem);line-height:1.06;max-width:16ch;margin-top:14px;
}
.realisations-hero-title .reveal-line{display:block;opacity:0;transform:translateY(16px);transition:opacity .8s ease, transform .8s ease;}
.realisations-hero-title .reveal-line.in{opacity:1;transform:translateY(0);}
.realisations-hero-title .reveal-line:nth-child(2){transition-delay:.08s;}
.realisations-hero p.lead{margin-top:22px;color:var(--grey);font-size:16px;max-width:50ch;line-height:1.6;}
@media(min-width:900px){
  .realisations-hero-title{font-size:clamp(2.6rem,5vw,4.2rem);}
  .realisations-hero p.lead{font-size:17.5px;}
}

.realisation-project{background:var(--black);padding:40px 0;}
@media(min-width:900px){.realisation-project{padding:65px 0;}}
.rp-info{max-width:640px;}
.rp-sub{color:var(--grey);font-size:11.5px;letter-spacing:0.1em;text-transform:uppercase;margin:10px 0 16px;}
.rp-info h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.9rem,7.5vw,3rem);line-height:1.06;max-width:14ch;margin-bottom:14px;
}
.rp-info p{color:var(--grey);font-size:15.5px;line-height:1.65;max-width:50ch;margin-bottom:22px;}
.rp-media{margin:22px 0;}
.rp-media img{width:100%;height:auto;display:block;}
@media(min-width:900px){
  .rp-info h2{font-size:clamp(2.2rem,4.6vw,3.4rem);}
  .rp-info p{font-size:16.5px;}
  .rp-media{margin:31px 0;}
}
/* Café de la Gare: image-first composition */
.realisation-project--cafe .rp-media{margin-top:0;margin-bottom:22px;}
@media(min-width:900px){.realisation-project--cafe .rp-media{margin-bottom:31px;}}

.realisations-end{padding-top:88px;}
@media(min-width:900px){.realisations-end{padding-top:130px;}}

/* ============ PAGES ÉTUDES DE CAS (LKM Racing / Café de la Gare) ============ */
.cs-hero{background:var(--black);padding:120px 0 40px;}
@media(min-width:900px){.cs-hero{padding:180px 0 64px;}}
.cs-hero-title{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2rem,8vw,3.6rem);line-height:1.06;max-width:16ch;margin-top:14px;
}
.cs-hero-title .reveal-line{display:block;opacity:0;transform:translateY(16px);transition:opacity .8s ease, transform .8s ease;}
.cs-hero-title .reveal-line.in{opacity:1;transform:translateY(0);}
.cs-hero-title .reveal-line:nth-child(2){transition-delay:.08s;}
.cs-hero-sub{color:var(--grey);font-size:11.5px;letter-spacing:0.1em;text-transform:uppercase;margin:16px 0 14px;}
.cs-hero p.lead{color:var(--grey);font-size:16px;max-width:50ch;line-height:1.6;}
@media(min-width:900px){
  .cs-hero-title{font-size:clamp(2.6rem,5vw,4.2rem);}
  .cs-hero p.lead{font-size:17.5px;}
}

.cs-media img{width:100%;height:auto;display:block;}
/* LKM : image pré-recadrée (fichier lui-même rogné pour retirer le décor
   studio en marge) + léger fondu résiduel en complément, sans complexité
   CSS de recadrage : plus fiable qu'un fondu seul sur l'image complète. */
.cs-media--lkm{margin:16px 0 0;position:relative;background:#000;}
.cs-media--lkm::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(to right, #000 0%, transparent 4%, transparent 96%, #000 100%),
    linear-gradient(to bottom, #000 0%, transparent 4%, transparent 94%, #000 100%);
}
@media(min-width:900px){.cs-media--lkm{margin-top:24px;}}
/* Café : image contenue, plus intime */
.cs-media--cafe{margin:0 auto;max-width:680px;padding:0 24px;}
@media(min-width:900px){.cs-media--cafe{padding:0;}}

.cs-section{background:var(--black);padding:32px 0;}
@media(min-width:900px){.cs-section{padding:52px 0;}}
.cs-section-inner{max-width:640px;}
.cs-section-inner h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.7rem,6.5vw,2.5rem);line-height:1.1;margin:12px 0 18px;max-width:16ch;
}
.cs-section-inner p{color:var(--grey);font-size:15.5px;line-height:1.65;max-width:52ch;margin-bottom:16px;}
.cs-section-inner p:last-child{margin-bottom:0;}
@media(min-width:900px){
  .cs-section-inner h2{font-size:clamp(2rem,4.2vw,2.9rem);}
  .cs-section-inner p{font-size:16.5px;}
}
/* Café : section centrée, colonne plus étroite, lecture verticale */
.cs-section--cafe .cs-section-inner{max-width:560px;margin:0 auto;text-align:left;}

.cs-media--secondary{margin:0 auto;max-width:820px;padding:0 24px;}
@media(min-width:900px){.cs-media--secondary{padding:0;}}

.cs-end-row{display:flex;flex-direction:column;gap:18px;padding:8px 0 0;}
@media(min-width:640px){.cs-end-row{flex-direction:row;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:24px;}}

/* ============ PAGE PARLER DE VOTRE PROJET ============ */
.pf-hero{background:var(--black);padding:120px 0 40px;}
@media(min-width:900px){.pf-hero{padding:180px 0 64px;}}
.pf-hero-title{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2rem,8vw,3.6rem);line-height:1.06;max-width:16ch;margin-top:14px;
}
.pf-hero-title .reveal-line{display:block;opacity:0;transform:translateY(16px);transition:opacity .8s ease, transform .8s ease;}
.pf-hero-title .reveal-line.in{opacity:1;transform:translateY(0);}
.pf-hero-title .reveal-line:nth-child(2){transition-delay:.08s;}
.pf-hero p.lead{margin-top:22px;color:var(--grey);font-size:16px;max-width:50ch;line-height:1.6;}
@media(min-width:900px){
  .pf-hero-title{font-size:clamp(2.6rem,5vw,4.2rem);}
  .pf-hero p.lead{font-size:17.5px;}
}

.pf-intro{background:var(--black);}
.pf-intro.section-pad{padding-top:48px;}
@media(min-width:900px){.pf-intro.section-pad{padding-top:84px;}}
.pf-intro-inner{max-width:640px;}
.pf-intro h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.7rem,6.5vw,2.4rem);line-height:1.1;margin:14px 0 14px;max-width:16ch;
}
.pf-intro p{color:var(--grey);font-size:15.5px;line-height:1.65;max-width:50ch;}
@media(min-width:900px){.pf-intro p{font-size:16.5px;}}

.pf-form-section{background:var(--black);}
.project-form{max-width:640px;}
.pf-field-group{margin-bottom:26px;}
.pf-field-group > label{display:block;font-size:12.5px;letter-spacing:0.03em;color:var(--grey);margin-bottom:11px;}

.pf-choices{display:flex;flex-wrap:wrap;gap:10px;}
.pf-choice{position:relative;display:inline-flex;}
.pf-choice input{position:absolute;inset:0;opacity:0;margin:0;cursor:pointer;width:100%;height:100%;}
.pf-choice span{
  display:inline-flex;align-items:center;padding:10px 18px;
  border:1px solid var(--line);border-radius:999px;
  font-size:13.5px;color:var(--grey);
  transition:border-color .2s ease, color .2s ease, background-color .2s ease;
}
.pf-choice input:checked + span{border-color:#8f7ef5;color:var(--white);background:rgba(143,126,245,0.1);}
.pf-choice input:focus-visible + span{outline:2px solid #8f7ef5;outline-offset:2px;}
.on-light .pf-choice span{border-color:var(--line-ink);color:var(--ink-dim);}

.pf-honeypot{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;}

.pf-submit-row{margin-top:8px;}
.pf-submit-row .btn{width:100%;justify-content:center;}
@media(min-width:560px){.pf-submit-row .btn{width:auto;}}
.form-error{display:none;padding:14px 16px;margin-top:16px;border:1px solid rgba(220,100,100,0.4);border-radius:6px;font-size:13.5px;color:#e8a3a3;}
.form-error.show{display:block;}

.pf-direct{background:var(--black);}
.pf-direct h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.6rem,5.5vw,2.2rem);line-height:1.1;margin:12px 0 18px;max-width:16ch;
}
.pf-direct-tel{font-family:'Fraunces',serif;font-size:clamp(1.6rem,5vw,2rem);display:inline-block;}

/* ============ PAGE EXPERTISES ============ */
.ex-hero{background:var(--black);padding:120px 0 40px;}
@media(min-width:900px){.ex-hero{padding:180px 0 64px;}}
.ex-hero-title{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(2rem,8vw,3.4rem);line-height:1.08;max-width:16ch;margin-top:14px;
}
.ex-hero p.lead{margin-top:22px;color:var(--grey);font-size:16px;max-width:52ch;line-height:1.6;}
@media(min-width:900px){.ex-hero-title{font-size:clamp(2.4rem,5vw,3.8rem);}.ex-hero p.lead{font-size:17.5px;}}

.ex-domain{background:var(--black);padding:32px 0;scroll-margin-top:112px;}
@media(min-width:900px){.ex-domain{padding:64px 0;}}
.ex-domain-grid{display:flex;flex-direction:column;gap:16px;}
.ex-domain-head h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.8rem,7vw,2.6rem);line-height:1.1;margin-top:10px;max-width:14ch;
}
.ex-domain-body p{color:var(--grey);font-size:15.5px;line-height:1.6;max-width:48ch;margin-bottom:14px;}
.ex-domain-tags{font-size:11px;letter-spacing:0.03em;color:var(--grey);opacity:0.6;text-transform:uppercase;}
@media(min-width:900px){
  .ex-domain-grid{flex-direction:row;gap:64px;align-items:flex-start;}
  .ex-domain-head{flex:0 0 320px;}
  .ex-domain-body{flex:1;padding-top:6px;}
  .ex-domain-body p{font-size:16px;}
  .ex-domain--reverse .ex-domain-grid{flex-direction:row-reverse;}
}

/* Solutions : domaines en liste verticale typographique, pas en ligne */
.ex-solutions-list{list-style:none;display:flex;flex-direction:column;gap:9px;margin-top:8px;}
.ex-solutions-list li{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.2rem,5vw,1.4rem);color:var(--grey);opacity:0.85;line-height:1.25;
}
@media(min-width:900px){
  .ex-solutions .ex-domain-body{display:flex;flex-direction:column;align-items:flex-end;text-align:right;}
  .ex-solutions .ex-domain-body p{margin-bottom:22px;}
  .ex-solutions-list{align-items:flex-end;}
}

/* Contenu : titre décalé, formats intégrés avec échelle variable */
@media(min-width:900px){
  .ex-contenu .ex-domain-head{margin-top:28px;}
}
.ex-contenu-formats{color:var(--grey);font-size:13px;letter-spacing:0.02em;line-height:1.8;margin-top:6px;}
.ex-contenu-formats .big{font-size:1.5em;color:var(--white);opacity:0.9;letter-spacing:0;text-transform:none;}
.ex-contenu-formats .dot{opacity:0.4;margin:0 2px;}

/* Visibilité : minimal, leviers très espacés */
.ex-visibilite-levers{display:flex;flex-direction:column;gap:10px;margin-top:6px;}
.ex-visibilite-levers span{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1rem,4vw,1.2rem);color:var(--grey);opacity:0.7;letter-spacing:0.02em;
}
@media(min-width:900px){
  .ex-visibilite .ex-domain-head h2{font-size:clamp(2.4rem,4.6vw,3.2rem);}
  .ex-visibilite-levers{flex-direction:row;flex-wrap:wrap;gap:28px;margin-top:14px;}
}

.ex-ensemble{background:var(--black);}
.ex-ensemble.section-pad{padding-top:40px;padding-bottom:40px;}
@media(min-width:900px){.ex-ensemble.section-pad{padding-top:64px;padding-bottom:64px;}}
.ex-ensemble-inner{max-width:560px;}
.ex-ensemble-inner h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:600;text-transform:uppercase;
  font-size:clamp(1.7rem,6.5vw,2.4rem);line-height:1.12;margin:12px 0 14px;max-width:18ch;
}
.ex-ensemble-inner p{color:var(--grey);font-size:15.5px;line-height:1.65;}
@media(min-width:900px){.ex-ensemble-inner p{font-size:16.5px;}}

.ex-faq{background:var(--black);padding-top:8px;padding-bottom:40px;}
@media(min-width:900px){.ex-faq{padding-bottom:64px;}}
.ex-end{padding-top:56px;}
@media(min-width:900px){.ex-end{padding-top:100px;}}