/* ============================================================
   ris + partenaires architectes sa — style global
   Direction artistique : maquette RP / structure avci
   ============================================================ */

:root{
  --bg:#0d0d0d;
  --bg-2:#121212;
  --bg-3:#181818;
  --panel:#161616;
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.07);
  --txt:#f4f3f1;
  --txt-2:rgba(244,243,241,.62);
  --txt-3:rgba(244,243,241,.38);
  --red:#f6473f;
  --red-dark:#d63a33;
  --strong:#fff;
  --header-glass:rgba(13,13,13,.88);
  --glass:rgba(13,13,13,.9);
  --wm:rgba(255,255,255,.04);
  --row-hover:rgba(255,255,255,.025);
  --ease:cubic-bezier(.23,1,.32,1);
  --pad:clamp(20px,4.2vw,64px);
}

/* ---------- thème clair « papier » ---------- */
html[data-theme="light"]{
  --bg:#f4f2ee;
  --bg-2:#ebe9e4;
  --bg-3:#e3e1db;
  --panel:#fdfdfc;
  --line:rgba(20,20,17,.16);
  --line-soft:rgba(20,20,17,.08);
  --txt:#161511;
  --txt-2:rgba(22,21,17,.66);
  --txt-3:rgba(22,21,17,.42);
  --red:#d92c25;
  --red-dark:#b6241e;
  --strong:#000;
  --header-glass:rgba(244,242,238,.88);
  --glass:rgba(244,242,238,.92);
  --wm:rgba(20,20,17,.05);
  --row-hover:rgba(20,20,17,.035);
}
/* les zones photo gardent un texte clair sur fond assombri, quel que soit le thème */
html[data-theme="light"] :is(.hero,.slider,.quote,.sector){
  --txt:#f4f3f1;
  --txt-2:rgba(244,243,241,.62);
  --txt-3:rgba(244,243,241,.38);
  --strong:#fff;
  --red:#f6473f;
  color:#f4f3f1;
}
/* header transparent : posé sur le hero photo → texte clair tant qu'on n'a pas scrollé */
html[data-theme="light"] header:not(.scrolled){
  --txt:#f4f3f1;
  --txt-2:rgba(244,243,241,.62);
  --txt-3:rgba(244,243,241,.38);
  --strong:#fff;
  --red:#f6473f;
  color:#f4f3f1;
}
/* burger ouvert : posé sur le panneau clair du menu, pas sur la photo */
html[data-theme="light"] .burger.open span{background:#161511}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--txt);
  font-family:'Inter Tight',ui-sans-serif,system-ui,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  transition:background .5s ease,color .5s ease;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
::selection{background:var(--red);color:#fff}

/* ---------- preloader : logo « dessin d'architecte » + vidéo ---------- */
#loader{
  /* toujours sombre, quel que soit le thème : intro cinématique + masque tout flash */
  --txt:#f4f3f1;--txt-2:rgba(244,243,241,.62);--red:#f6473f;
  position:fixed;inset:0;z-index:200;background:#0d0d0d;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
  clip-path:inset(0 0 0 0);
  transition:clip-path .95s var(--ease),visibility 0s 1s;
}
#loader.done{clip-path:inset(0 0 100% 0);visibility:hidden;pointer-events:none}
body.is-loading{overflow:hidden}

#loader .l-media{position:absolute;inset:0;opacity:0;transform:scale(1.14)}
#loader.play .l-media{opacity:1;transform:scale(1.02);transition:opacity 1s ease .05s,transform 3.2s var(--ease) .05s}
#loader .l-media video{width:100%;height:100%;object-fit:cover}
#loader .l-media::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at center,rgba(13,13,13,.45) 0%,rgba(13,13,13,.8) 80%),
             linear-gradient(180deg,rgba(13,13,13,.3),rgba(13,13,13,.55));
}
/* accueil : loader translucide posé sur le hero vidéo (une seule vidéo) */
#loader.see-through{background:transparent}
#loader .l-veil{
  position:absolute;inset:0;
  background:radial-gradient(ellipse at center,rgba(13,13,13,.45) 0%,rgba(13,13,13,.8) 80%),
             linear-gradient(180deg,rgba(13,13,13,.3),rgba(13,13,13,.55));
}

#loader .l-core{position:relative;z-index:2;width:clamp(240px,36vw,470px);transition:transform .7s var(--ease),opacity .55s ease}
#loader.done .l-core{transform:translateY(-38px);opacity:0}
.l-logo{display:block;width:100%;height:auto;overflow:visible}

/* « ris + partenaires » : tracé au trait, puis encrage
   (dasharray/dashoffset posés inline par le JS via getTotalLength) */
.l-logo .n path{
  fill:var(--txt);fill-opacity:0;
  stroke:var(--txt);stroke-width:.3;stroke-opacity:.9;
}
#loader.play .l-logo .n path{
  animation:l-draw .75s var(--ease) forwards,l-ink .55s ease forwards;
  animation-delay:calc(.12s + var(--i,0)*.04s),calc(.5s + var(--i,0)*.04s);
}
@keyframes l-draw{to{stroke-dashoffset:0}}
@keyframes l-ink{to{fill-opacity:1;stroke-opacity:0}}

/* « architectes sa » : mise au point + montée */
.l-logo .a path{fill:var(--red);opacity:0;transform:translateY(5px);filter:blur(5px)}
#loader.play .l-logo .a path{animation:l-focus .6s var(--ease) forwards;animation-delay:calc(.95s + var(--i,0)*.03s)}
@keyframes l-focus{to{opacity:1;transform:none;filter:blur(0)}}

.l-bar{position:relative;height:1px;margin-top:clamp(20px,3.4vh,32px);background:rgba(255,255,255,.16);opacity:0}
#loader.play .l-bar{opacity:1;transition:opacity .5s ease .35s}
.l-bar i{position:absolute;inset:0;background:var(--red);transform:scaleX(0);transform-origin:0 50%}
.l-meta{
  display:flex;justify-content:flex-end;gap:16px;margin-top:12px;
  font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--txt-2);opacity:0;
}
#loader.play .l-meta{opacity:1;transition:opacity .5s ease .5s}
.l-count{font-variant-numeric:tabular-nums;color:var(--txt)}

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:flex-start;justify-content:space-between;
  padding:26px var(--pad);
  transition:background .45s,padding .45s,box-shadow .45s;
}
header.scrolled{background:var(--header-glass);backdrop-filter:blur(14px);padding:14px var(--pad);box-shadow:0 1px 0 var(--line-soft)}
.logo{line-height:1.15;font-size:19px;letter-spacing:-.01em;white-space:nowrap}
.logo span{display:block;font-size:14px;color:var(--red)}
.header-tag{font-size:14px;color:var(--txt-2);margin-top:3px;display:none}
@media(min-width:1100px){.header-tag{display:block}}

nav.desktop{display:flex;gap:clamp(18px,2.6vw,44px);margin-top:4px}
nav.desktop a{
  position:relative;font-size:15px;color:var(--txt);
  display:flex;align-items:center;gap:9px;
  transition:color .3s;
}
nav.desktop a .dot{width:7px;height:7px;border-radius:50%;background:transparent;border:1px solid var(--txt-3);transition:all .3s}
nav.desktop a:hover .dot,nav.desktop a.active .dot{background:var(--red);border-color:var(--red)}
nav.desktop a:hover{color:var(--strong)}
nav.desktop a.active{color:var(--strong)}

/* bouton thème noir / blanc : disque scindé qui pivote */
.theme-toggle{display:flex;align-items:center;justify-content:center;width:30px;height:30px;margin-top:2px;background:none;border:0;cursor:pointer;padding:0}
.tt-disc{
  width:19px;height:19px;border-radius:50%;border:1px solid var(--txt-3);
  background:linear-gradient(90deg,var(--txt) 0 50%,transparent 50% 100%);
  transition:transform .6s var(--ease),border-color .3s;
}
.theme-toggle:hover .tt-disc{border-color:var(--red)}
html[data-theme="light"] .tt-disc{transform:rotate(180deg)}
@media(max-width:900px){.theme-toggle{margin-left:auto;margin-right:10px}}

.burger{display:none;background:none;border:0;cursor:pointer;z-index:120;padding:8px}
.burger span{display:block;width:26px;height:2px;background:var(--txt);margin:6px 0;transition:.35s var(--ease)}
.burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

.mobile-menu{
  position:fixed;inset:0;z-index:110;background:var(--bg);
  display:flex;flex-direction:column;justify-content:center;padding:0 var(--pad);
  clip-path:inset(0 0 100% 0);transition:clip-path .6s var(--ease);
}
.mobile-menu.open{clip-path:inset(0 0 0% 0)}
.mobile-menu a{font-size:clamp(34px,9vw,54px);letter-spacing:-.02em;padding:10px 0;border-bottom:1px solid var(--line-soft);display:flex;justify-content:space-between;align-items:center}
.mobile-menu a i{font-style:normal;font-size:14px;color:var(--red)}

@media(max-width:900px){
  nav.desktop{display:none}
  .burger{display:block}
  .header-tag{display:none}
}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden}
.hero.short{min-height:72vh;min-height:72svh}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img,.hero-bg video{width:100%;height:100%;object-fit:cover;transform:scale(1.08);animation:heroZoom 2.6s var(--ease) forwards}
.hero-bg video{position:absolute;inset:0}
@keyframes heroZoom{to{transform:scale(1)}}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,13,13,.55) 0%,rgba(13,13,13,.15) 40%,rgba(13,13,13,.82) 100%)}
.hero-inner{
  position:relative;z-index:2;width:100%;
  padding:0 var(--pad) clamp(40px,6vh,72px);
  display:flex;justify-content:space-between;align-items:flex-end;gap:40px;flex-wrap:wrap;
}
.kicker{font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:var(--red);margin-bottom:18px}
h1.display{
  font-size:clamp(38px,6.4vw,104px);
  line-height:1.02;letter-spacing:-.03em;font-weight:450;max-width:18ch;
}
.hero-side{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--txt-2);text-align:right;margin-left:auto}
.hero-side .clock{font-variant-numeric:tabular-nums;color:var(--txt)}
.hero-side .clock b{font-weight:500;color:var(--txt-3);margin-right:8px}
.scroll-hint{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;width:1px;height:54px;background:var(--line);overflow:hidden;display:none}
@media(min-width:900px){.scroll-hint{display:block}}
.scroll-hint::after{content:"";position:absolute;left:0;top:-40%;width:100%;height:40%;background:var(--red);animation:scrollhint 1.8s ease-in-out infinite}
@keyframes scrollhint{0%{top:-40%}100%{top:110%}}

/* reveal animation */
.rv{opacity:0;transform:translateY(38px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.rv.on{opacity:1;transform:none}
html:not(.js) .rv{opacity:1;transform:none}
.rv.d1{transition-delay:.12s}.rv.d2{transition-delay:.24s}.rv.d3{transition-delay:.36s}

/* ---------- entrée orchestrée après le préloader ---------- */
/* titre découpé en mots masqués (JS pose .w-mask sur [data-split]) */
.w-mask{display:inline-block;overflow:hidden;vertical-align:bottom;padding:.08em .02em .14em;margin:-.08em -.02em -.14em}
.w-mask>span{display:inline-block}

@media (prefers-reduced-motion:no-preference){
  /* états cachés pendant le préloader */
  body.is-loading header .logo,
  body.is-loading header .header-tag,
  body.is-loading header .burger,
  body.is-loading header .theme-toggle,
  body.is-loading nav.desktop a,
  body.is-loading .home-links a{opacity:0}
  body.is-loading .video-toggle{opacity:0}
  body.is-loading .w-mask>span{transform:translateY(115%)}

  /* cascade au lever de rideau — body.intro n'est posé que sur le parcours
     avec préloader (accueil) : les pages intérieures s'affichent sans cascade */
  body.intro header .logo{animation:hdr-in .8s var(--ease) .3s backwards}
  body.intro header .header-tag{animation:hdr-in .8s var(--ease) .62s backwards}
  body.intro header .burger{animation:hdr-in .7s var(--ease) .5s backwards}
  body.intro header .theme-toggle{animation:hdr-in .7s var(--ease) .68s backwards}
  body.intro nav.desktop a{animation:hdr-in .7s var(--ease) calc(.38s + var(--d,0)*.055s) backwards}
  body.intro .w-mask>span{animation:word-up .95s var(--ease) calc(.1s + var(--wd,0)*.05s) backwards}
  body.intro .home-links a{animation:rise-in .85s var(--ease) calc(.55s + var(--d,0)*.075s) backwards}
  body.intro .video-toggle{animation:rise-in .8s var(--ease) .9s backwards}
  nav.desktop a:nth-child(1){--d:0}nav.desktop a:nth-child(2){--d:1}nav.desktop a:nth-child(3){--d:2}
  nav.desktop a:nth-child(4){--d:3}nav.desktop a:nth-child(5){--d:4}nav.desktop a:nth-child(6){--d:5}
  .home-links a:nth-child(1){--d:0}.home-links a:nth-child(2){--d:1}
  .home-links a:nth-child(3){--d:2}.home-links a:nth-child(4){--d:3}

  /* le zoom du fond de hero ne démarre qu'au lever de rideau */
  html.js .hero-bg img,html.js .hero-bg video{animation-play-state:paused}
  body.revealed .hero-bg img,body.revealed .hero-bg video{animation-play-state:running}

  /* menu mobile : liens en cascade à l'ouverture */
  .mobile-menu.open a{animation:menu-in .55s var(--ease) calc(.15s + var(--d,0)*.045s) backwards}
  .mobile-menu a:nth-child(1){--d:0}.mobile-menu a:nth-child(2){--d:1}.mobile-menu a:nth-child(3){--d:2}
  .mobile-menu a:nth-child(4){--d:3}.mobile-menu a:nth-child(5){--d:4}.mobile-menu a:nth-child(6){--d:5}
}
/* ---------- accueil : calque technique révélé au curseur ---------- */
/* la lentille d'arpenteur suit la souris et révèle le « plan » derrière l'image :
   grille millimétrée, réticule et coordonnées — construit par JS sur .hero-home */
.draft-layer{position:absolute;inset:0;z-index:1;pointer-events:none;opacity:0;transition:opacity .45s ease}
.draft-layer.active{opacity:1}
.draft-grid{
  position:absolute;inset:0;
  background:
    linear-gradient(rgba(13,13,13,.1),rgba(13,13,13,.1)),
    repeating-linear-gradient(0deg,rgba(255,255,255,.14) 0 1px,transparent 1px 12px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.14) 0 1px,transparent 1px 12px),
    repeating-linear-gradient(0deg,rgba(255,255,255,.3) 0 1px,transparent 1px 120px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.3) 0 1px,transparent 1px 120px);
  /* vue technique : la vidéo derrière la lentille passe en noir/blanc contrasté
     (luminosité remontée AVANT le contraste ; seuil modéré pour garder du détail) */
  -webkit-backdrop-filter:grayscale(1) brightness(1.45) contrast(2.4);
  backdrop-filter:grayscale(1) brightness(1.45) contrast(2.4);
  clip-path:circle(var(--lens,210px) at var(--mx,-600px) var(--my,-600px));
}
.draft-cross{position:absolute;background:rgba(246,71,63,.35)}
.draft-cross.h{left:0;right:0;top:0;height:1px;transform:translateY(var(--my,-600px))}
.draft-cross.v{top:0;bottom:0;left:0;width:1px;transform:translateX(var(--mx,-600px))}
.draft-ring{
  position:absolute;left:0;top:0;
  width:calc(var(--lens,210px)*2);height:calc(var(--lens,210px)*2);
  transform:translate(calc(var(--mx,-600px) - var(--lens,210px)),calc(var(--my,-600px) - var(--lens,210px)));
  border:1px solid rgba(246,71,63,.45);border-radius:50%;
}
.draft-ring::after{content:"";position:absolute;left:50%;top:50%;width:5px;height:5px;margin:-2.5px;border-radius:50%;background:var(--red)}
.draft-coords{
  position:absolute;right:13%;bottom:13%;
  font-size:16px;letter-spacing:.14em;text-transform:uppercase;white-space:nowrap;
  color:#fff;font-variant-numeric:tabular-nums;font-weight:500;
  text-shadow:0 1px 10px rgba(0,0,0,.55);
}
.draft-hint{
  position:absolute;right:13%;bottom:13%;transform:translateY(26px);
  font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;white-space:nowrap;
  color:rgba(244,243,241,.6);transition:opacity .4s;
}
.draft-layer.measured .draft-hint{opacity:0}
/* cotes de mesure (clic-clic) façon plan d'architecte */
.draft-svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.draft-svg line{stroke:rgba(246,71,63,.9);stroke-width:1}
.draft-svg circle{fill:var(--red)}
.draft-svg rect{fill:rgba(246,71,63,.09);stroke:rgba(246,71,63,.9);stroke-width:1;stroke-dasharray:4 3}
.draft-svg text{
  fill:#fff;font:500 13.5px 'Inter Tight',ui-sans-serif,system-ui,sans-serif;
  letter-spacing:.08em;font-variant-numeric:tabular-nums;
  paint-order:stroke;stroke:rgba(13,13,13,.85);stroke-width:3px;
}
.draft-svg text.m-area{font-size:16.5px}
.draft-svg g.pinned{animation:cote-in .4s ease backwards}
@keyframes cote-in{from{opacity:0}to{opacity:1}}
@media(max-width:900px){.draft-layer{display:none}}

/* accueil : pause / lecture de la vidéo de fond */
.video-toggle{
  position:absolute;right:var(--pad);top:50%;transform:translateY(-50%);z-index:3;
  width:46px;height:46px;border-radius:50%;cursor:pointer;
  border:1px solid var(--line);background:rgba(13,13,13,.35);backdrop-filter:blur(6px);
  display:flex;align-items:center;justify-content:center;transition:background .3s,border-color .3s;
}
.video-toggle:hover{background:var(--red);border-color:var(--red)}
.video-toggle:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.video-toggle:focus:not(:focus-visible){outline:none}
.video-toggle i{display:block}
.vt-pause{width:12px;height:14px;border-left:3px solid #fff;border-right:3px solid #fff}
.vt-play{display:none;width:0;height:0;border-style:solid;border-width:8px 0 8px 13px;border-color:transparent transparent transparent #fff;margin-left:3px}
.video-toggle.paused .vt-pause{display:none}
.video-toggle.paused .vt-play{display:block}
.video-time{
  position:absolute;right:var(--pad);top:calc(50% + 34px);z-index:3;
  font-size:12px;letter-spacing:.12em;color:var(--txt-2);font-variant-numeric:tabular-nums;
  opacity:0;transition:opacity .35s;pointer-events:none;
}
.video-time.show{opacity:1}

@keyframes hdr-in{from{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:none}}
@keyframes word-up{from{transform:translateY(115%)}to{transform:none}}
@keyframes rise-in{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
@keyframes menu-in{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}

/* mouvement réduit : préloader simplifié, tout reste visible */
@media (prefers-reduced-motion:reduce){
  #loader{transition:opacity .45s ease,visibility 0s .5s}
  #loader.done{opacity:0;clip-path:none}
  #loader .l-media,.l-bar{display:none}
  #loader .l-core{transition:none}
  #loader.done .l-core{transform:none;opacity:1}
  #loader .l-meta{opacity:1}
  .l-logo .n path{fill-opacity:1;stroke:none;stroke-dasharray:none;animation:none}
  .l-logo .a path{opacity:1;transform:none;filter:none;animation:none}
  .hero-bg video{display:none}
  .hero-bg img{animation:none;transform:none}
}

/* ---------- sections communes ---------- */
section{position:relative}
.wrap{padding:clamp(72px,10vw,140px) var(--pad)}
.sec-head{
  display:flex;justify-content:space-between;align-items:baseline;
  padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:clamp(36px,5vw,64px);
}
.sec-head .num{font-size:15px}
.sec-head .num i{font-style:normal;color:var(--red);margin-right:14px;font-size:13px}
.sec-head .tag{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--txt-3)}
h2.big{
  font-size:clamp(30px,4.6vw,72px);
  line-height:1.05;letter-spacing:-.025em;font-weight:450;max-width:22ch;
}
.lead{font-size:clamp(16px,1.4vw,19px);color:var(--txt-2);max-width:60ch}

/* ---------- accordion expertise (avci style) ---------- */
.expertise{background:var(--bg-2)}
.exp-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:clamp(40px,6vw,110px)}
@media(max-width:900px){.exp-grid{grid-template-columns:1fr}}
.exp-left{position:sticky;top:120px;align-self:start}
@media(max-width:900px){.exp-left{position:static}}
.exp-rows{border-top:1px solid var(--line)}
.exp-row{border-bottom:1px solid var(--line);overflow:hidden}
.exp-row-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:22px 4px;cursor:pointer;transition:padding .4s var(--ease);
}
.exp-row-head h3{font-size:clamp(19px,1.8vw,26px);font-weight:450;letter-spacing:-.01em;color:var(--txt-2);transition:color .35s,transform .35s var(--ease)}
.exp-row-head .arr{font-size:20px;color:var(--txt-3);transition:transform .4s var(--ease),color .35s}
.exp-row:hover .exp-row-head h3,.exp-row.open .exp-row-head h3{color:var(--strong);transform:translateX(10px)}
.exp-row:hover .arr,.exp-row.open .arr{color:var(--red);transform:translate(4px,-4px)}
.exp-row-body{max-height:0;transition:max-height .55s var(--ease);color:var(--txt-2);font-size:15.5px}
.exp-row.open .exp-row-body{max-height:220px}
.exp-row-body p{padding:0 4px 24px;max-width:56ch}

/* ---------- slider projets ---------- */
.slider{position:relative;height:86svh;min-height:520px;overflow:hidden;background:#000}
.slide{position:absolute;inset:0;opacity:0;transition:opacity 1.1s var(--ease);pointer-events:none}
.slide.current{opacity:1;pointer-events:auto}
.slide img{width:100%;height:100%;object-fit:cover;transform:scale(1.06);transition:transform 6s linear}
.slide.current img{transform:scale(1)}
.slide::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.05) 45%,rgba(0,0,0,.75))}
.slide-cap{position:absolute;left:var(--pad);bottom:clamp(36px,7vh,72px);z-index:3}
.slide-cap .meta{font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:var(--red);margin-bottom:12px}
.slide-cap h3{font-size:clamp(34px,5.4vw,84px);line-height:1;letter-spacing:-.03em;font-weight:450}
.slide-cap .loc{margin-top:12px;color:var(--txt-2);font-size:15px}
.slider-ui{position:absolute;right:var(--pad);bottom:clamp(36px,7vh,72px);z-index:4;display:flex;align-items:flex-end;gap:22px}
.slider-count{font-variant-numeric:tabular-nums;font-size:14px;color:var(--txt-2)}
.slider-count b{color:#fff;font-weight:500}
.sl-btn{width:52px;height:52px;border-radius:50%;border:1px solid var(--line);background:rgba(13,13,13,.35);backdrop-filter:blur(6px);color:#fff;font-size:18px;cursor:pointer;transition:.3s}
.sl-btn:hover{background:var(--red);border-color:var(--red)}
.slider-progress{position:absolute;left:0;bottom:0;height:2px;background:var(--red);z-index:5;width:0%;transition:width .2s linear}

/* giant link */
.giant-link{display:block;border-bottom:1px solid var(--line);overflow:hidden}
.giant-link .in{
  display:flex;align-items:center;justify-content:space-between;
  padding:clamp(30px,5vw,60px) var(--pad);
  transition:transform .5s var(--ease);
}
.giant-link span{font-size:clamp(40px,7.4vw,120px);letter-spacing:-.035em;line-height:1;font-weight:450;transition:color .4s}
.giant-link i{font-style:normal;font-size:clamp(36px,5vw,80px);color:var(--txt-3);transition:transform .5s var(--ease),color .4s}
.giant-link:hover span{color:var(--red)}
.giant-link:hover i{transform:translateX(18px);color:var(--red)}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
@media(max-width:760px){.stats{grid-template-columns:1fr}}
.stat{padding:clamp(40px,5vw,70px) var(--pad);border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
@media(max-width:760px){.stat{border-right:0;border-bottom:1px solid var(--line)}}
.stat b{display:block;font-size:clamp(54px,6vw,96px);line-height:1;font-weight:450;letter-spacing:-.03em}
.stat b sup{font-size:.45em;color:var(--red)}
.stat span{display:block;margin-top:10px;font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--txt-2)}

/* ---------- cartes secteurs extensibles (avci) ---------- */
.sectors{display:flex;gap:14px;height:clamp(380px,56vh,560px);padding:0 var(--pad)}
@media(max-width:900px){.sectors{flex-direction:column;height:auto}}
.sector{
  position:relative;flex:1;overflow:hidden;border-radius:6px;cursor:pointer;
  transition:flex 0.8s var(--ease);min-height:120px;
}
.sector.active{flex:3.2}
@media(max-width:900px){.sector{min-height:200px}.sector.active{flex:1}}
.sector img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(35%) brightness(.75);transition:filter .6s,transform .8s var(--ease)}
.sector.active img{filter:grayscale(0%) brightness(.9);transform:scale(1.03)}
.sector::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.78))}
.sector-cap{position:absolute;left:22px;right:16px;bottom:20px;z-index:2}
.sector-cap h3{font-size:clamp(18px,1.6vw,24px);font-weight:450}
.sector-cap p{font-size:13.5px;color:var(--txt-2);margin-top:6px;opacity:0;transform:translateY(8px);transition:.5s var(--ease) .1s;max-width:34ch}
.sector.active .sector-cap p{opacity:1;transform:none}
.sector-cap .n{position:absolute;right:0;top:4px;font-size:12px;color:var(--red)}

/* ---------- team teaser / grilles portraits ---------- */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:1000px){.team-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.team-grid{grid-template-columns:repeat(2,1fr)}}
.member{position:relative;overflow:hidden;border-radius:4px;background:var(--panel)}
.member img{width:100%;aspect-ratio:.86;object-fit:cover;filter:grayscale(100%) brightness(.9);transition:filter .6s,transform .9s var(--ease)}
.member:hover img{filter:grayscale(0%) brightness(1);transform:scale(1.04)}
.member .cap{padding:14px 4px 4px}
.member .cap b{display:block;font-weight:500;font-size:15.5px;letter-spacing:.01em}
.member .cap span{font-size:13px;color:var(--red)}
.member .cap a{display:block;font-size:13px;color:var(--txt-3);margin-top:2px;text-decoration:underline;text-underline-offset:3px}
.member .cap a:hover{color:var(--txt)}

/* ---------- CTA ---------- */
.cta{background:var(--bg-2);text-align:center;padding:clamp(90px,13vw,170px) var(--pad)}
.cta h2{font-size:clamp(28px,3.6vw,54px);letter-spacing:-.02em;font-weight:450;max-width:26ch;margin:0 auto 40px}
.btn{
  display:inline-block;padding:16px 30px;border-radius:3px;font-size:15.5px;
  transition:.35s;border:1px solid transparent;cursor:pointer;font-family:inherit;
}
.btn.red{background:var(--red);color:#fff}
.btn.red:hover{background:var(--red-dark);transform:translateY(-2px)}
.btn.ghost{border-color:var(--line);color:var(--txt);margin-left:14px}
.btn.ghost:hover{border-color:var(--strong);transform:translateY(-2px)}
@media(max-width:560px){.btn.ghost{margin-left:0;margin-top:12px}}

/* ---------- footer ---------- */
footer{background:var(--bg);border-top:1px solid var(--line);position:relative;overflow:hidden}
.foot-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:clamp(36px,5vw,80px);
  padding:clamp(60px,8vw,110px) var(--pad) clamp(120px,12vw,160px);
}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr}}
.foot-brand .logo{font-size:22px}
.foot-brand p{margin-top:16px;color:var(--txt-2);font-size:14.5px;max-width:34ch}
.foot-col h4{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--txt-3);margin-bottom:20px;display:flex;align-items:center;gap:10px}
.foot-col h4::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red)}
.foot-col p,.foot-col a{display:block;color:var(--txt-2);font-size:15px;line-height:1.8}
.foot-col a:hover{color:var(--strong)}
.foot-col a.mail{text-decoration:underline;text-underline-offset:4px}
.foot-nav{margin-top:26px;display:flex;flex-wrap:wrap;gap:4px 18px}
.foot-nav a{font-size:14.5px;color:var(--txt-2)}
.foot-nav a:hover{color:var(--red)}
.watermark{
  position:absolute;left:var(--pad);bottom:-0.18em;
  font-size:clamp(120px,20vw,300px);line-height:1;letter-spacing:-.05em;
  color:var(--wm);pointer-events:none;user-select:none;font-weight:500;
}
.foot-bar{
  position:relative;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line-soft);padding:22px var(--pad);font-size:13px;color:var(--txt-3);
}
.foot-bar .socials{display:flex;gap:18px}
.foot-bar a:hover{color:var(--txt)}

/* ============================================================
   pages internes
   ============================================================ */

/* filtres projets */
.filters{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  padding:18px var(--pad);border-bottom:1px solid var(--line);
  position:sticky;top:0;background:var(--glass);backdrop-filter:blur(12px);z-index:50;
}
.chip{
  padding:9px 18px;border-radius:99px;border:1px solid var(--line);
  background:none;color:var(--txt-2);font-size:14px;cursor:pointer;transition:.3s;font-family:inherit;
}
.chip:hover{color:var(--strong);border-color:var(--strong)}
.chip.active{background:var(--red);border-color:var(--red);color:#fff}
.filters .state{margin-left:auto;font-size:13px;color:var(--txt-3)}
.filters .state b{color:var(--red);font-weight:500}

/* grille projets */
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:1000px){.proj-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.proj-grid{grid-template-columns:1fr}}
.card{
  position:relative;border:1px solid var(--line-soft);border-radius:6px;overflow:hidden;
  background:var(--panel);transition:transform .5s var(--ease),border-color .4s;
}
.card:hover{transform:translateY(-6px);border-color:var(--line)}
.card .ph{overflow:hidden;aspect-ratio:4/2.7}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.card:hover .ph img{transform:scale(1.07)}
.card .info{padding:18px 20px 22px;display:flex;justify-content:space-between;gap:12px}
.card .info .type{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--red);margin-bottom:8px}
.card .info h3{font-size:20px;font-weight:480;letter-spacing:-.01em}
.card .info .loc{font-size:13.5px;color:var(--txt-3);margin-top:4px}
.card .info .year{font-size:13.5px;color:var(--txt-3);white-space:nowrap}
.card.hide{display:none}
.card .card-link{position:absolute;inset:0;z-index:2}

/* ---------- fiche projet ---------- */
.proj-meta{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  padding:26px var(--pad);border-bottom:1px solid var(--line);
}
@media(max-width:820px){.proj-meta{grid-template-columns:repeat(2,1fr)}}
.proj-meta b{display:block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--red);font-weight:500;margin-bottom:8px}
.proj-meta span{font-size:15.5px;color:var(--txt)}
.proj-gallery{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:18px}
@media(max-width:820px){.proj-gallery{grid-template-columns:1fr}}
.proj-gallery figure{overflow:hidden;border-radius:6px;background:var(--panel)}
.proj-gallery img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform 1.2s var(--ease)}
.proj-gallery figure:hover img{transform:scale(1.05)}
.proj-nav{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}
.proj-nav a{
  padding:clamp(28px,4vw,46px) var(--pad);display:flex;flex-direction:column;gap:8px;
  border-right:1px solid var(--line-soft);transition:background .3s;
}
.proj-nav a:last-child{border-right:0;text-align:right;align-items:flex-end}
.proj-nav a:hover{background:rgba(255,255,255,.03)}
html[data-theme="light"] .proj-nav a:hover{background:rgba(20,20,17,.04)}
.proj-nav a span{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--txt-3)}
.proj-nav a b{font-size:clamp(19px,2.2vw,28px);font-weight:460;letter-spacing:-.01em;transition:color .3s}
.proj-nav a:hover b{color:var(--red)}

/* tableau distinctions */
.awards{width:100%;border-collapse:collapse}
.awards th{
  text-align:left;font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--txt-3);font-weight:500;padding:0 16px 16px 16px;border-bottom:1px solid var(--line);
}
.awards td{padding:22px 16px;border-bottom:1px solid var(--line-soft);font-size:15.5px;vertical-align:middle}
.awards tr{transition:background .3s}
.awards tbody tr:hover{background:var(--row-hover)}
.badge{
  display:inline-block;padding:6px 14px;border-radius:99px;font-size:13px;white-space:nowrap;
  border:1px solid var(--line);color:var(--txt-2);
}
.badge.win{border-color:var(--red);color:var(--red)}
.awards td.loc{color:var(--txt-3);font-size:14px}
@media(max-width:820px){
  .awards thead{display:none}
  .awards tr{display:block;padding:18px 0}
  .awards td{display:block;border:0;padding:4px 0}
  .awards tbody tr{border-bottom:1px solid var(--line-soft)}
}

/* medias */
.press-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:1000px){.press-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.press-grid{grid-template-columns:1fr}}
.press .ph{aspect-ratio:4/2.9;overflow:hidden}
.press .ph img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.press:hover .ph img{transform:scale(1.06)}
.press .info{display:block;padding:18px 20px 22px}
.press .info .src{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.press .info h3{font-size:18.5px;font-weight:480;margin:8px 0 4px}
.press .info .date{font-size:13.5px;color:var(--txt-3)}
.press .info .pdf{display:inline-flex;align-items:center;gap:8px;margin-top:14px;font-size:14px;color:var(--txt-2);border-bottom:1px solid var(--line);padding-bottom:3px;transition:.3s}
.press .info .pdf:hover{color:var(--red);border-color:var(--red)}
.archive-row{display:flex;justify-content:space-between;gap:20px;padding:20px 4px;border-bottom:1px solid var(--line-soft);color:var(--txt-2);font-size:15.5px;transition:.3s}
.archive-row:hover{color:var(--strong);padding-left:12px}
.archive-row span{color:var(--txt-3);font-size:13.5px;white-space:nowrap}
.video-box{position:relative;border-radius:6px;overflow:hidden;cursor:pointer}
.video-box img{width:100%;aspect-ratio:16/7.2;object-fit:cover;filter:brightness(.8)}
.video-box .play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:84px;height:84px;border-radius:50%;background:var(--red);
  display:flex;align-items:center;justify-content:center;transition:.4s var(--ease);
}
.video-box:hover .play{transform:translate(-50%,-50%) scale(1.12)}
.video-box .play::after{content:"";border-style:solid;border-width:11px 0 11px 19px;border-color:transparent transparent transparent #fff;margin-left:5px}
.video-meta{display:flex;justify-content:space-between;padding:16px 4px;color:var(--txt-2);font-size:14.5px}
.video-meta span{color:var(--txt-3);font-size:13px}

/* contact */
.split{display:grid;grid-template-columns:1fr 1.3fr;gap:clamp(40px,6vw,100px)}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.c-label{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--red);margin-bottom:14px}
.c-block{margin-bottom:44px}
.c-block p{color:var(--txt-2);line-height:1.9;font-size:16px}
.c-block p b{color:var(--txt);font-weight:500}
.c-block a{text-decoration:underline;text-underline-offset:4px;color:var(--txt)}
.c-block a:hover{color:var(--red)}
.map{border-radius:6px;overflow:hidden;border:1px solid var(--line-soft)}
.map img{width:100%;object-fit:cover;filter:grayscale(28%) contrast(.96);transition:filter .5s}
.map:hover img{filter:grayscale(0%)}
form .field{margin-bottom:26px}
form label{display:block;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--red);margin-bottom:10px}
form input,form select,form textarea{
  width:100%;background:var(--panel);border:1px solid var(--line-soft);border-radius:4px;
  color:var(--txt);font-family:inherit;font-size:15.5px;padding:15px 16px;transition:border .3s;
}
form input:focus,form select:focus,form textarea:focus{outline:none;border-color:var(--red)}
form textarea{min-height:150px;resize:vertical}
form ::placeholder{color:var(--txt-3)}
.net-row{display:flex;justify-content:space-between;align-items:center;background:var(--panel);border:1px solid var(--line-soft);border-radius:4px;padding:16px 20px;margin-bottom:12px;transition:.3s}
.net-row:hover{border-color:var(--red)}
.net-row b{font-weight:450}
.net-row span{color:var(--txt-3);font-size:14px}

/* à propos spécifiques */
.about-grid{display:grid;grid-template-columns:.8fr 1.6fr;gap:clamp(40px,6vw,100px)}
@media(max-width:900px){.about-grid{grid-template-columns:1fr}}
.about-stats .stat{padding:0 0 36px;border:0;border-left:2px solid var(--line);padding-left:26px;margin-bottom:8px}
.about-txt p{color:var(--txt-2);margin-bottom:22px;font-size:16.5px;line-height:1.75;max-width:66ch}
.quote{
  position:relative;min-height:64vh;min-height:64svh;display:flex;align-items:center;justify-content:center;
  overflow:hidden;text-align:center;padding:80px var(--pad);
}
.quote img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.35)}
.quote blockquote{position:relative;z-index:2;font-size:clamp(24px,3vw,42px);letter-spacing:-.015em;font-weight:430;max-width:26ch;line-height:1.3}
.quote cite{display:block;margin-top:22px;font-size:13px;letter-spacing:.2em;text-transform:uppercase;font-style:normal;color:var(--red)}
.adn-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(40px,6vw,90px);align-items:start}
@media(max-width:900px){.adn-grid{grid-template-columns:1fr}}
.adn-item{border-left:2px solid var(--line);padding-left:26px;margin-bottom:38px;transition:border-color .4s}
.adn-item:hover{border-color:var(--red)}
.adn-item h3{font-size:21px;font-weight:500;margin-bottom:12px}
.adn-item p{color:var(--txt-2);font-size:15.5px;max-width:56ch}
.adn-img{position:sticky;top:120px;border-radius:6px;overflow:hidden}
.adn-img img{width:100%;object-fit:cover}
@media(max-width:900px){.adn-img{position:static}}
.link-arrow{display:inline-flex;align-items:center;gap:12px;color:var(--red);font-size:15.5px;margin-top:10px}
.link-arrow i{font-style:normal;transition:transform .35s var(--ease)}
.link-arrow:hover i{transform:translate(6px,-2px)}

/* à propos : galerie matières & lumière */
.gallery-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:900px){.gallery-strip{grid-template-columns:1fr}}
.gallery-strip figure{position:relative;overflow:hidden;border-radius:6px;aspect-ratio:3/4;background:var(--panel)}
.gallery-strip img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.gallery-strip figure:hover img{transform:scale(1.05)}
.gallery-strip figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.55))}
.gallery-strip figcaption{
  position:absolute;left:18px;bottom:16px;z-index:2;
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#f4f3f1;
}

/* équipe : fondateur */
.founder{display:grid;grid-template-columns:.9fr 1.4fr;gap:clamp(40px,6vw,90px);align-items:center}
@media(max-width:900px){.founder{grid-template-columns:1fr}}
.founder .ph{border-radius:6px;overflow:hidden}
.founder h3{font-size:clamp(28px,3vw,44px);font-weight:460;letter-spacing:-.02em}
.founder .role{color:var(--red);font-size:13px;letter-spacing:.18em;text-transform:uppercase;margin:12px 0 6px}
.founder .mail{display:inline-block;color:var(--txt-3);font-size:14.5px;text-decoration:underline;text-underline-offset:4px;margin-bottom:24px}
.founder .mail:hover{color:var(--txt)}
.founder p{color:var(--txt-2);font-size:16px;line-height:1.75;margin-bottom:18px}
.founder .fq{border-left:2px solid var(--red);padding-left:22px;font-style:italic;color:var(--txt)}