/* ============================================================
   MTSK MOTORSPORT — Homepage
   Direction : scène sombre cinéma, encre blanc-os,
   signature « télémétrie » (labels mono + vibreur kerb).
   ============================================================ */

:root{
  --ink:#f4f0e8;          /* blanc-os, texte principal */
  --ink-dim:#a29e96;      /* texte secondaire */
  --ink-faint:#6c6960;    /* labels discrets */
  --bg:#0e0e10;           /* charbon quasi-noir */
  --bg-2:#141416;         /* surface */
  --bg-3:#1a1a1d;         /* surface haute */
  --line:rgba(244,240,232,.10);
  --line-soft:rgba(244,240,232,.06);
  --kerb:#d81f2a;         /* rouge vibreur — usage rare */
  --kerb-white:#f4f0e8;

  --ff-display:"Saira Condensed", "Arial Narrow", sans-serif;
  --ff-body:"Hanken Grotesk", system-ui, sans-serif;
  --ff-mono:"IBM Plex Mono", ui-monospace, monospace;

  --maxw:1280px;
  --pad:clamp(20px, 5vw, 64px);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--ff-body);
  font-size:17px;
  line-height:1.6;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
::selection{background:var(--kerb);color:#fff}

/* --- Vibreur / kerb : le motif signature --- */
.kerb{
  height:6px;width:100%;
  background:repeating-linear-gradient(-45deg,
    var(--kerb) 0 16px, var(--kerb-white) 16px 32px);
  opacity:.92;
}

/* --- Label monospace (télémétrie) --- */
.tag{
  font-family:var(--ff-mono);
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--ink-faint);
  font-weight:500;
}
.tag--accent{color:var(--kerb)}

/* --- Boutons --- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--ff-mono);
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:500;
  padding:15px 26px;
  border:1px solid var(--ink);
  color:var(--bg);background:var(--ink);
  transition:transform .4s var(--ease), background .3s, color .3s, box-shadow .3s;
  position:relative;
  cursor:pointer;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.5)}
.btn .arw{transition:transform .4s var(--ease)}
.btn:hover .arw{transform:translateX(4px)}
.btn--ghost{
  background:transparent;color:var(--ink);
  border:1px solid var(--line);
}
.btn--ghost:hover{border-color:var(--ink);background:rgba(244,240,232,.04)}

:focus-visible{outline:2px solid var(--kerb);outline-offset:3px}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--pad);
  transition:background .4s var(--ease), padding .4s var(--ease), border-color .4s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(14,14,16,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  padding:12px var(--pad);
  border-bottom:1px solid var(--line-soft);
}
.nav__logo{display:flex;align-items:center;gap:12px}
.nav__logo img{height:52px;width:auto;transition:height .4s var(--ease)}
.nav.scrolled .nav__logo img{height:42px}
.nav__menu{display:flex;align-items:center;gap:34px}
.nav__link{
  font-family:var(--ff-mono);
  font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-dim);
  position:relative;padding:4px 0;
  transition:color .3s;
}
.nav__link::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
  background:var(--kerb);transition:width .3s var(--ease);
}
.nav__link:hover{color:var(--ink)}
.nav__link:hover::after{width:100%}
.nav__cta{
  font-family:var(--ff-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  padding:11px 20px;border:1px solid var(--line);color:var(--ink);
  transition:background .3s,border-color .3s;
}
.nav__cta:hover{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* Burger */
.burger{
  display:none;flex-direction:column;gap:5px;
  background:none;border:0;cursor:pointer;padding:8px;z-index:110;
}
.burger span{width:26px;height:2px;background:var(--ink);transition:.3s var(--ease)}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Menu mobile (hors header, plein écran) */
.mobile-menu{
  position:fixed;inset:0;z-index:105;
  background:var(--bg);
  display:flex;flex-direction:column;justify-content:center;
  padding:var(--pad);gap:8px;
  transform:translateX(100%);
  transition:transform .5s var(--ease);
}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu a{
  font-family:var(--ff-display);
  font-size:clamp(34px,9vw,56px);
  text-transform:uppercase;font-weight:600;letter-spacing:.01em;
  color:var(--ink);padding:8px 0;
  border-bottom:1px solid var(--line-soft);
  display:flex;align-items:baseline;gap:16px;
}
.mobile-menu a .n{font-family:var(--ff-mono);font-size:13px;color:var(--kerb);letter-spacing:.1em}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;min-height:100svh;min-height:100vh;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:0 var(--pad) clamp(40px,7vh,72px);
  overflow:hidden;
}
.hero__media{
  position:absolute;inset:0;z-index:-2;
  display:block;overflow:hidden;
  transform:scale(1.04);
}
.hero__media img{
  width:100%;height:100%;display:block;
  object-fit:cover;object-position:center 30%;
}
.hero__scrim{
  position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(180deg, rgba(14,14,16,.55) 0%, rgba(14,14,16,0) 22%, rgba(14,14,16,0) 45%, rgba(14,14,16,.72) 82%, var(--bg) 100%),
    linear-gradient(90deg, rgba(14,14,16,.78) 0%, rgba(14,14,16,.25) 45%, rgba(14,14,16,0) 75%);
}
.hero__top{
  position:absolute;top:0;left:0;right:0;
  padding:96px var(--pad) 0;
  display:flex;justify-content:space-between;gap:20px;
}
.hero__inner{max-width:var(--maxw);width:100%;margin:0 auto}
.hero__eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.hero__eyebrow .bar{width:34px;height:1px;background:var(--kerb)}
.hero h1{
  font-family:var(--ff-display);
  font-weight:700;
  font-size:clamp(46px, 8.4vw, 118px);
  line-height:.9;
  letter-spacing:-.005em;
  text-transform:uppercase;
  margin-bottom:26px;
}
.hero h1 .thin{
  display:block;font-weight:500;
  font-size:clamp(26px,5.2vw,64px);
  color:var(--ink-dim);letter-spacing:.02em;line-height:1;
  margin-top:14px;
}
.hero__sub{
  max-width:46ch;color:var(--ink);
  font-size:clamp(16px,1.6vw,20px);line-height:1.5;
  margin-bottom:34px;
  text-shadow:0 1px 20px rgba(0,0,0,.5);
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero__meta{
  position:absolute;bottom:clamp(40px,7vh,72px);right:var(--pad);
  text-align:right;display:flex;flex-direction:column;gap:6px;align-items:flex-end;
}
.hero__meta .row{display:flex;gap:10px;align-items:center}
.hero__meta .dot{width:5px;height:5px;border-radius:50%;background:var(--kerb)}
@media(max-width:820px){.hero__meta{display:none}}

/* ============================================================
   Structure générale des sections
   ============================================================ */
.section{padding:clamp(72px,11vh,140px) var(--pad);position:relative}
.wrap{max-width:var(--maxw);margin:0 auto}
.sec-head{margin-bottom:56px}
.sec-head .tag{display:inline-flex;align-items:center;gap:12px;margin-bottom:18px}
.sec-head .tag::before{content:"";width:22px;height:1px;background:var(--kerb)}
.sec-head h2{
  font-family:var(--ff-display);font-weight:700;
  font-size:clamp(34px,5.2vw,68px);line-height:.95;
  text-transform:uppercase;letter-spacing:-.005em;
}
.sec-head p{color:var(--ink-dim);max-width:56ch;margin-top:18px;font-size:1.02rem}

/* --- Reveal on scroll --- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease), transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   POSITIONNEMENT (bande 3 arguments)
   ============================================================ */
.pos{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pos__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.pos__item{padding:clamp(40px,6vh,72px) clamp(24px,3vw,48px)}
.pos__item + .pos__item{border-left:1px solid var(--line)}
.pos__item .idx{font-family:var(--ff-mono);font-size:12px;color:var(--kerb);letter-spacing:.2em;margin-bottom:24px;display:block}
.pos__item h3{font-family:var(--ff-display);font-weight:600;text-transform:uppercase;font-size:clamp(22px,2.4vw,30px);line-height:1.02;margin-bottom:14px}
.pos__item p{color:var(--ink-dim);font-size:1rem}
@media(max-width:780px){
  .pos__grid{grid-template-columns:1fr}
  .pos__item + .pos__item{border-left:0;border-top:1px solid var(--line)}
}

/* ============================================================
   SÉLECTION (galerie éditoriale)
   ============================================================ */
.gal-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.gal{
  display:grid;grid-template-columns:repeat(3,1fr);
  grid-auto-rows:clamp(150px,20vw,235px);
  gap:14px;
}
.tile{
  position:relative;overflow:hidden;background:var(--bg-2);
  border:1px solid var(--line-soft);
}
.tile img{
  width:100%;height:100%;object-fit:cover;
  transition:transform 1s var(--ease), filter .6s;
  filter:saturate(.92) contrast(1.02);
}
.tile:hover img{transform:scale(1.06);filter:saturate(1.05) contrast(1.04)}
.tile__cap{
  position:absolute;left:0;bottom:0;right:0;
  padding:16px;
  background:linear-gradient(0deg, rgba(10,10,12,.82), transparent);
  display:flex;justify-content:space-between;align-items:center;
  opacity:0;transform:translateY(8px);
  transition:opacity .4s var(--ease), transform .4s var(--ease);
}
.tile:hover .tile__cap{opacity:1;transform:none}
.tile__cap .t{font-family:var(--ff-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink)}
.tile__cap .d{font-family:var(--ff-mono);font-size:11px;letter-spacing:.1em;color:var(--kerb)}
.tile--feature{grid-column:span 2;grid-row:span 2}
.tile{cursor:zoom-in}
@media(max-width:720px){
  .gal{grid-template-columns:repeat(2,1fr);grid-auto-rows:clamp(130px,34vw,180px)}
  .tile--feature{grid-column:span 2;grid-row:span 2}
}

/* --- Visionneuse (lightbox) --- */
.lb{
  position:fixed;inset:0;z-index:200;
  display:flex;align-items:center;justify-content:center;
  padding:clamp(16px,4vw,56px);
  background:rgba(9,9,11,.96);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;
  transition:opacity .35s var(--ease), visibility .35s;
}
.lb.open{opacity:1;visibility:visible}
.lb__stage{
  max-width:1400px;max-height:100%;
  display:flex;flex-direction:column;align-items:center;gap:14px;
  transform:scale(.985);transition:transform .35s var(--ease);
}
.lb.open .lb__stage{transform:none}
.lb__img{
  max-width:100%;max-height:82vh;width:auto;height:auto;
  object-fit:contain;border:1px solid var(--line);
  box-shadow:0 30px 80px rgba(0,0,0,.6);
  background:var(--bg-2);
}
.lb__cap{
  display:flex;align-items:center;gap:16px;
  font-family:var(--ff-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
}
.lb__cap .t{color:var(--ink)}
.lb__cap .d{color:var(--kerb)}
.lb__cap .count{color:var(--ink-faint);margin-left:auto}
.lb__close{
  position:absolute;top:clamp(14px,3vw,28px);right:clamp(14px,3vw,28px);
  width:48px;height:48px;border:1px solid var(--line);background:transparent;color:var(--ink);
  font-size:18px;cursor:pointer;z-index:2;
  display:flex;align-items:center;justify-content:center;
  transition:background .3s,border-color .3s;
}
.lb__close:hover{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.lb__nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:56px;height:56px;border:1px solid var(--line);background:rgba(20,20,22,.6);color:var(--ink);
  font-size:26px;line-height:1;cursor:pointer;z-index:2;
  display:flex;align-items:center;justify-content:center;
  transition:background .3s,border-color .3s;
}
.lb__nav:hover{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.lb__prev{left:clamp(10px,2.5vw,32px)}
.lb__next{right:clamp(10px,2.5vw,32px)}
@media(max-width:600px){
  .lb__nav{width:44px;height:44px;font-size:20px;top:auto;bottom:16px;transform:none}
  .lb__prev{left:20%}.lb__next{right:20%}
  .lb__img{max-height:70vh}
}

/* ============================================================
   POUR QUI (lignes télémétrie)
   ============================================================ */
.who__list{border-top:1px solid var(--line)}
.who__row{
  display:grid;grid-template-columns:70px 1.1fr 2fr auto;
  align-items:center;gap:24px;
  padding:clamp(24px,3.4vh,38px) 4px;
  border-bottom:1px solid var(--line);
  transition:background .4s var(--ease), padding-left .4s var(--ease);
}
.who__row:hover{background:linear-gradient(90deg, rgba(244,240,232,.03), transparent);padding-left:18px}
.who__row .n{font-family:var(--ff-mono);font-size:13px;color:var(--kerb);letter-spacing:.1em}
.who__row .title{font-family:var(--ff-display);font-weight:600;text-transform:uppercase;font-size:clamp(24px,3vw,40px);line-height:1}
.who__row .desc{color:var(--ink-dim);font-size:1.02rem}
.who__row .arw{font-family:var(--ff-mono);color:var(--ink-faint);transition:transform .4s var(--ease),color .3s}
.who__row:hover .arw{transform:translateX(6px);color:var(--kerb)}
@media(max-width:780px){
  .who__row{grid-template-columns:44px 1fr;gap:6px 16px;padding:26px 4px}
  .who__row .desc{grid-column:2/3}
  .who__row .arw{display:none}
}

/* ============================================================
   OFFRES
   ============================================================ */
.offres__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.offer{
  background:var(--bg-2);border:1px solid var(--line);
  padding:clamp(28px,3vw,40px);
  display:flex;flex-direction:column;
  position:relative;overflow:hidden;
  transition:transform .5s var(--ease), border-color .4s, background .4s;
}
.offer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:repeating-linear-gradient(-45deg,var(--kerb) 0 10px,var(--kerb-white) 10px 20px);
  opacity:0;transition:opacity .4s;
}
.offer:hover{transform:translateY(-6px);border-color:var(--line);background:var(--bg-3)}
.offer:hover::before{opacity:1}
.offer__for{margin-bottom:22px}
.offer h3{font-family:var(--ff-display);font-weight:700;text-transform:uppercase;font-size:clamp(26px,2.8vw,36px);line-height:.98;margin-bottom:14px}
.offer__desc{color:var(--ink-dim);font-size:1rem;margin-bottom:24px}
.offer__list{list-style:none;margin-bottom:28px;flex:1}
.offer__list li{
  font-size:.96rem;color:var(--ink);padding:9px 0;
  border-top:1px solid var(--line-soft);display:flex;gap:12px;align-items:flex-start;
}
.offer__list li::before{content:"—";color:var(--kerb);flex:none}
.offer__price{
  font-family:var(--ff-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink);border:1px solid var(--line);padding:6px 12px;
  align-self:flex-start;margin-bottom:24px;
}
.offer__cta{
  font-family:var(--ff-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink);display:inline-flex;gap:8px;align-items:center;
  border-bottom:1px solid var(--kerb);padding-bottom:4px;align-self:flex-start;
  transition:gap .3s var(--ease);
}
.offer__cta:hover{gap:14px}
.offres__foot{margin-top:36px;text-align:center}
@media(max-width:900px){.offres__grid{grid-template-columns:1fr}}

/* ============================================================
   PROCESS
   ============================================================ */
.proc{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.proc__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:20px}
.proc__step{padding:clamp(28px,4vh,52px) clamp(18px,2vw,34px) 0;position:relative}
.proc__step + .proc__step{border-left:1px solid var(--line)}
.proc__step .num{
  font-family:var(--ff-display);font-weight:700;font-size:clamp(48px,6vw,86px);
  line-height:1;color:transparent;-webkit-text-stroke:1px var(--ink-faint);
  margin-bottom:22px;
}
.proc__step h3{font-family:var(--ff-display);font-weight:600;text-transform:uppercase;font-size:clamp(19px,1.9vw,24px);line-height:1.05;margin-bottom:12px}
.proc__step p{color:var(--ink-dim);font-size:.98rem}
@media(max-width:860px){
  .proc__grid{grid-template-columns:1fr 1fr}
  .proc__step:nth-child(3),.proc__step:nth-child(4){border-top:1px solid var(--line)}
  .proc__step:nth-child(odd){border-left:0}
}
@media(max-width:480px){
  .proc__grid{grid-template-columns:1fr}
  .proc__step + .proc__step{border-left:0;border-top:1px solid var(--line)}
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.cta-final{
  position:relative;padding:clamp(90px,16vh,180px) var(--pad);
  text-align:center;overflow:hidden;
}
.cta-final__bg{
  position:absolute;inset:0;z-index:-2;
  background:url("../img/moto-4181.webp") center 40%/cover no-repeat;
}
.cta-final__scrim{position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,var(--bg) 0%,rgba(14,14,16,.7) 40%,rgba(14,14,16,.78) 100%);
}
.cta-final .tag{display:inline-block;margin-bottom:24px}
.cta-final h2{
  font-family:var(--ff-display);font-weight:700;text-transform:uppercase;
  font-size:clamp(34px,6vw,84px);line-height:.95;letter-spacing:-.005em;
  max-width:16ch;margin:0 auto 20px;
}
.cta-final p{color:var(--ink-dim);max-width:52ch;margin:0 auto 40px;font-size:1.05rem}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:var(--bg);padding:clamp(56px,8vh,88px) var(--pad) 28px}
.footer__grid{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;
  padding-bottom:48px;border-bottom:1px solid var(--line);
}
.footer__brand img{display:block;width:180px;max-width:100%;height:auto;object-fit:contain;margin-bottom:22px}
.footer__brand p{color:var(--ink-dim);max-width:34ch;font-size:.98rem}
.footer__col h4{font-family:var(--ff-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:20px}
.footer__col a,.footer__col span{display:block;color:var(--ink-dim);padding:6px 0;font-size:.98rem;transition:color .3s}
.footer__col a:hover{color:var(--ink)}
.footer__legal{
  max-width:var(--maxw);margin:0 auto;padding-top:26px;
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.footer__legal .txt{font-family:var(--ff-mono);font-size:11px;letter-spacing:.05em;color:var(--ink-faint);line-height:1.7;max-width:70ch}
.footer__legal .links{display:flex;gap:20px;flex-wrap:wrap}
.footer__legal .links a{font-family:var(--ff-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-dim)}
.footer__legal .links a:hover{color:var(--kerb)}
@media(max-width:820px){.footer__grid{grid-template-columns:1fr;gap:36px}}

/* ============================================================
   Réglages nav responsive
   ============================================================ */
@media(max-width:900px){
  .nav__menu,.nav__cta{display:none}
  .burger{display:flex}
  .hero__top{padding-top:80px}
}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .hero__media{transform:none}
}


/* ============================================================
   SOUS-PAGES — en-tête, palmarès, galerie pleine
   ============================================================ */
.page-hero{padding:clamp(130px,20vh,210px) var(--pad) clamp(48px,8vh,84px);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-hero .wrap{max-width:var(--maxw);margin:0 auto}
.page-hero .eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.page-hero .eyebrow .bar{width:34px;height:1px;background:var(--kerb)}
.page-hero h1{font-family:var(--ff-display);font-weight:700;text-transform:uppercase;font-size:clamp(40px,6.6vw,92px);line-height:.92;letter-spacing:-.01em}
.page-hero p{color:var(--ink-dim);max-width:56ch;margin-top:22px;font-size:clamp(16px,1.5vw,19px)}
.page-hero__meta{margin-top:36px;display:flex;gap:clamp(28px,5vw,64px);flex-wrap:wrap}
.page-hero__meta .stat{display:flex;flex-direction:column;gap:6px}
.page-hero__meta .stat b{font-family:var(--ff-display);font-weight:700;font-size:clamp(28px,3.4vw,46px);line-height:1}
.page-hero__meta .stat span{font-family:var(--ff-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint)}

.track__list{border-top:1px solid var(--line)}
.track__row{display:grid;grid-template-columns:130px 1.5fr 1fr 140px;align-items:center;gap:24px;padding:clamp(22px,3vh,34px) 4px;border-bottom:1px solid var(--line);transition:background .4s var(--ease),padding-left .4s var(--ease)}
.track__row:hover{background:linear-gradient(90deg,rgba(244,240,232,.03),transparent);padding-left:16px}
.track__row .yr{font-family:var(--ff-display);font-weight:700;font-size:clamp(30px,3.4vw,48px);line-height:1}
.track__row .ev{font-family:var(--ff-display);font-weight:600;text-transform:uppercase;font-size:clamp(20px,2.2vw,28px);line-height:1}
.track__row .ci{font-family:var(--ff-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-dim)}
.track__row .tg{font-family:var(--ff-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--kerb);border:1px solid var(--line);padding:6px 12px;white-space:nowrap;justify-self:end}
@media(max-width:820px){
  .track__row{grid-template-columns:auto 1fr;gap:4px 16px;padding:22px 4px}
  .track__row .yr{grid-row:span 3;font-size:34px;align-self:start}
  .track__row .tg{grid-column:2;justify-self:start;margin-top:8px}
}

.rgal{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:clamp(150px,15vw,210px);gap:12px;grid-auto-flow:dense}
.rgal .tile--big{grid-column:span 2;grid-row:span 2}
@media(max-width:1000px){.rgal{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.rgal{grid-template-columns:repeat(2,1fr);grid-auto-rows:clamp(130px,32vw,170px)}.rgal .tile--big{grid-column:span 2;grid-row:span 2}}

.note{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:34px;padding:20px 24px;border:1px dashed var(--line);font-family:var(--ff-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-dim)}
.note .pulse{width:9px;height:9px;border-radius:50%;background:var(--kerb);flex:none;animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(216,31,42,.5)}70%{box-shadow:0 0 0 10px rgba(216,31,42,0)}100%{box-shadow:0 0 0 0 rgba(216,31,42,0)}}

.cta-band{padding:clamp(64px,10vh,120px) var(--pad);border-top:1px solid var(--line);text-align:center}
.cta-band h2{font-family:var(--ff-display);font-weight:700;text-transform:uppercase;font-size:clamp(30px,5vw,64px);line-height:.96;max-width:18ch;margin:0 auto 18px}
.cta-band p{color:var(--ink-dim);max-width:50ch;margin:0 auto 34px}

.nav__link[aria-current="page"]{color:var(--ink)}
.nav__link[aria-current="page"]::after{width:100%}


/* ============================================================
   COOKIES / RGPD
   ============================================================ */
.cookie{position:fixed;left:0;right:0;bottom:0;z-index:150;display:flex;align-items:center;gap:20px;flex-wrap:wrap;justify-content:center;padding:16px clamp(16px,4vw,40px);background:rgba(20,20,22,.97);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-top:1px solid var(--line);transform:translateY(115%);transition:transform .5s var(--ease)}
.cookie.show{transform:none}
.cookie__txt{font-size:13.5px;color:var(--ink-dim);max-width:74ch;line-height:1.5}
.cookie__txt a{color:var(--ink);text-decoration:underline;text-underline-offset:2px}
.cookie__act{display:flex;gap:10px;flex:none}
.cookie__btn{font-family:var(--ff-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;padding:11px 20px;border:1px solid var(--ink);background:var(--ink);color:var(--bg);cursor:pointer;transition:transform .3s var(--ease),background .3s,color .3s}
.cookie__btn:hover{transform:translateY(-2px)}
.cookie__btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.cookie__btn--ghost:hover{border-color:var(--ink);background:rgba(244,240,232,.04)}
@media(max-width:640px){.cookie{justify-content:flex-start}.cookie__act{width:100%}.cookie__btn{flex:1}}

/* ============================================================
   PAGES LÉGALES (prose)
   ============================================================ */
.legal{max-width:820px;margin:0 auto}
.legal .lead{color:var(--ink-dim);font-size:1.05rem;margin-bottom:8px}
.legal h2{font-family:var(--ff-display);font-weight:700;text-transform:uppercase;font-size:clamp(22px,3vw,32px);margin:48px 0 16px;letter-spacing:.01em;line-height:1}
.legal h2:first-of-type{margin-top:0}
.legal h3{font-weight:700;font-size:1.04rem;margin:24px 0 8px;color:var(--ink)}
.legal p{color:var(--ink-dim);margin-bottom:14px}
.legal ul{list-style:none;margin:0 0 18px}
.legal li{color:var(--ink-dim);padding:8px 0 8px 22px;position:relative;border-bottom:1px solid var(--line-soft)}
.legal li::before{content:"—";position:absolute;left:0;color:var(--kerb)}
.legal a{color:var(--ink);text-decoration:underline;text-underline-offset:2px}
.legal a:hover{color:var(--kerb)}
.legal .dl{display:grid;grid-template-columns:auto 1fr;gap:10px 28px;margin:0 0 20px}
.legal .dl dt{font-family:var(--ff-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);padding-top:3px}
.legal .dl dd{color:var(--ink)}
.legal__updated{margin-top:48px;padding-top:20px;border-top:1px solid var(--line);font-family:var(--ff-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint)}
@media(max-width:600px){.legal .dl{grid-template-columns:1fr;gap:2px}.legal .dl dd{margin-bottom:12px}}


/* ============================================================
   OFFRES — détail, facteurs de devis, FAQ
   ============================================================ */
.offres-note{margin-top:26px;font-family:var(--ff-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}
.incl{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 40px}
.incl li{list-style:none;color:var(--ink-dim);padding:12px 0;border-top:1px solid var(--line-soft);display:flex;gap:12px;align-items:flex-start}
.incl li::before{content:"—";color:var(--kerb);flex:none}
.incl li b{color:var(--ink);font-weight:600;display:block;margin-bottom:2px;font-family:var(--ff-body)}
@media(max-width:680px){.incl{grid-template-columns:1fr}}

.factors{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.factors .f{padding:26px 22px;border-bottom:1px solid var(--line)}
.factors .f:not(:nth-child(3n)){border-right:1px solid var(--line)}
.factors .f .n{font-family:var(--ff-mono);font-size:12px;color:var(--kerb);letter-spacing:.16em}
.factors .f h3{font-family:var(--ff-display);font-weight:600;text-transform:uppercase;font-size:clamp(18px,2vw,23px);margin:14px 0 6px;line-height:1.05}
.factors .f p{color:var(--ink-dim);font-size:.94rem}
@media(max-width:860px){.factors{grid-template-columns:repeat(2,1fr)}.factors .f:not(:nth-child(3n)){border-right:none}.factors .f:nth-child(odd){border-right:1px solid var(--line)}}
@media(max-width:520px){.factors{grid-template-columns:1fr}.factors .f{border-right:none!important}}

.faq{border-top:1px solid var(--line);max-width:900px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:24px 44px 24px 4px;position:relative;font-family:var(--ff-display);font-weight:600;text-transform:uppercase;font-size:clamp(17px,2vw,23px);color:var(--ink);transition:color .3s}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-family:var(--ff-mono);font-size:24px;color:var(--kerb);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq summary:hover{color:var(--kerb)}
.faq .a{padding:0 44px 26px 4px;color:var(--ink-dim);max-width:70ch}


/* ============================================================
   À PROPOS
   ============================================================ */
.statement{font-size:clamp(23px,3.1vw,38px);line-height:1.28;font-weight:500;max-width:26ch;color:var(--ink)}
.statement .hl{color:var(--kerb)}
.about-cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:start}
.about-cols .body p{color:var(--ink-dim);margin-bottom:16px}
@media(max-width:820px){.about-cols{grid-template-columns:1fr;gap:20px}}
.band{position:relative;height:clamp(240px,42vh,460px);overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band img{width:100%;height:100%;object-fit:cover;filter:saturate(.9) contrast(1.03)}
.band__scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,14,16,.55),transparent 60%)}


/* ============================================================
   CONTACT — formulaire
   ============================================================ */
.contact-grid{display:grid;grid-template-columns:1.65fr 1fr;gap:clamp(36px,6vw,76px);align-items:start}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr;gap:44px}}

.form{width:100%}
.form__grid{display:grid;grid-template-columns:1fr 1fr;gap:20px 26px}
.field{display:flex;flex-direction:column;gap:9px}
.field--full{grid-column:1/-1}
.field label{font-family:var(--ff-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint)}
.field label .req{color:var(--kerb)}
.field input,.field select,.field textarea{font-family:var(--ff-body);font-size:1rem;color:var(--ink);background:var(--bg-2);border:1px solid var(--line);padding:14px 16px;width:100%;transition:border-color .3s,background .3s}
.field textarea{resize:vertical;min-height:140px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink);background:var(--bg-3)}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-faint)}
.field select{appearance:none;-webkit-appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238a8a92' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip input{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.chip span{display:inline-block;font-family:var(--ff-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-dim);border:1px solid var(--line);padding:10px 15px;cursor:pointer;transition:background .3s,color .3s,border-color .3s}
.chip:hover span{border-color:var(--ink)}
.chip input:checked + span{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.chip input:focus-visible + span{outline:2px solid var(--kerb);outline-offset:2px}
.consent{display:flex;gap:12px;align-items:flex-start;margin-top:4px}
.consent input{width:20px;height:20px;flex:none;margin-top:2px;accent-color:var(--kerb)}
.consent label{font-family:var(--ff-body);text-transform:none;letter-spacing:0;font-size:.92rem;color:var(--ink-dim);line-height:1.5}
.consent a{color:var(--ink);text-decoration:underline;text-underline-offset:2px}
.hp{position:absolute!important;left:-9999px!important;top:-9999px!important;width:1px;height:1px;opacity:0}
.form__submit{margin-top:8px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.form__status{font-family:var(--ff-mono);font-size:12.5px;letter-spacing:.04em;color:var(--ink-dim)}
.form__status.err{color:var(--kerb)}
.btn[disabled]{opacity:.6;cursor:progress}

.contact-info .blk{padding:22px 0;border-top:1px solid var(--line)}
.contact-info .blk:first-child{padding-top:0;border-top:0}
.contact-info .blk h4{font-family:var(--ff-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:10px}
.contact-info .blk a,.contact-info .blk p{color:var(--ink);font-size:1.02rem}
.contact-info .blk a:hover{color:var(--kerb)}
.contact-info .steps{list-style:none;counter-reset:s}
.contact-info .steps li{counter-increment:s;position:relative;padding:9px 0 9px 34px;color:var(--ink-dim);border-bottom:1px solid var(--line-soft);font-size:.96rem}
.contact-info .steps li::before{content:counter(s,decimal-leading-zero);position:absolute;left:0;top:9px;font-family:var(--ff-mono);font-size:12px;color:var(--kerb);letter-spacing:.05em}
@media(max-width:520px){.form__grid{grid-template-columns:1fr}}

/* ============================================================
   BOUTON ACCUEIL — drapeau à damier + dégradé
   ============================================================ */
.nav__home{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--ff-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink);
  padding:8px 15px 8px 10px;
  border:1px solid var(--line);
  background:linear-gradient(135deg, rgba(216,31,42,.16), rgba(20,20,22,.25));
  transition:background .3s,border-color .3s,transform .3s var(--ease);
}
.nav__home:hover{border-color:var(--ink);transform:translateY(-1px);background:linear-gradient(135deg, rgba(216,31,42,.28), rgba(20,20,22,.35))}
.nav__home[aria-current="page"]{border-color:var(--kerb)}
.flag{
  position:relative;flex:none;border-radius:2px;overflow:hidden;
  width:22px;height:15px;
  background-color:#ece9e2;
  background-image:
    linear-gradient(45deg,#141416 25%,transparent 25%,transparent 75%,#141416 75%),
    linear-gradient(45deg,#141416 25%,transparent 25%,transparent 75%,#141416 75%);
  background-size:8px 8px;
  background-position:0 0,4px 4px;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);
}
.flag::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.28),transparent 55%)}

/* Accueil dans le menu mobile */
.mobile-menu a.home{display:flex;align-items:center;gap:16px;color:var(--kerb)}
.mobile-menu a.home .flag{width:40px;height:26px;border-radius:3px}


/* MTSK PORTFOLIO RESTRUCTURÉ — v9 */
.portfolio-hero h1{max-width:16ch}
.portfolio-hero__intro{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,68px);max-width:1080px;margin-top:28px}
.portfolio-hero__intro p{margin:0;max-width:none;color:var(--ink-dim)}
@media(max-width:760px){.portfolio-hero__intro{grid-template-columns:1fr;gap:14px}}

.portfolio-nav{position:sticky;top:76px;z-index:60;background:rgba(14,14,16,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.portfolio-nav::-webkit-scrollbar{display:none}
.portfolio-nav .wrap{display:flex;align-items:center;gap:0;min-width:max-content}
.portfolio-nav a{display:flex;align-items:center;gap:9px;padding:17px clamp(15px,2.1vw,28px);border-right:1px solid var(--line);font-family:var(--ff-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-dim);white-space:nowrap;transition:color .3s,background .3s}
.portfolio-nav a:first-child{border-left:1px solid var(--line)}
.portfolio-nav a span{color:var(--kerb)}
.portfolio-nav a:hover{color:var(--ink);background:rgba(244,240,232,.035)}
@media(max-width:720px){.portfolio-nav{top:66px}.portfolio-nav a{padding:14px 16px}}

.portfolio-section{padding:clamp(78px,11vh,138px) var(--pad);scroll-margin-top:132px}
.portfolio-section--alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.portfolio-section__head{display:grid;grid-template-columns:minmax(70px,150px) minmax(0,820px);gap:clamp(22px,5vw,72px);align-items:start;margin-bottom:clamp(42px,7vh,76px)}
.portfolio-section__number{font-family:var(--ff-display);font-size:clamp(62px,9vw,126px);line-height:.75;font-weight:700;color:transparent;-webkit-text-stroke:1px rgba(244,240,232,.2)}
.portfolio-section__copy .tag{display:block;color:var(--kerb);margin-bottom:16px}
.portfolio-section__copy h2{font-family:var(--ff-display);font-weight:700;text-transform:uppercase;font-size:clamp(36px,5.6vw,72px);line-height:.92;margin-bottom:24px;max-width:16ch}
.portfolio-section__copy p{color:var(--ink-dim);max-width:72ch;margin:0 0 14px}
@media(max-width:700px){.portfolio-section__head{grid-template-columns:1fr;gap:20px}.portfolio-section__number{font-size:62px}.portfolio-section__copy h2{max-width:none}}

.portfolio-gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:clamp(155px,15vw,220px);grid-auto-flow:dense;gap:12px}
.portfolio-gallery .tile--feature{grid-column:span 2;grid-row:span 2}
.portfolio-gallery .tile--portrait{grid-row:span 2}
.portfolio-gallery .tile img{aspect-ratio:auto}
@media(max-width:980px){.portfolio-gallery{grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:clamp(150px,22vw,210px)}}
@media(max-width:640px){.portfolio-gallery{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:clamp(130px,33vw,180px)}.portfolio-gallery .tile--feature{grid-column:span 2;grid-row:span 2}}
@media(hover:none){.portfolio-gallery .tile__cap{opacity:1;transform:none;padding:22px 12px 10px}.portfolio-gallery .tile__cap .d{display:none}}

.events-section{scroll-margin-top:132px}
.event-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.event-card{min-height:280px;padding:clamp(26px,3vw,40px);border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;flex-direction:column;align-items:flex-start;transition:background .35s var(--ease),transform .35s var(--ease)}
.event-card:hover{background:var(--bg-2);transform:translateY(-3px)}
.event-card__year{font-family:var(--ff-mono);font-size:12px;letter-spacing:.16em;color:var(--kerb)}
.event-card h3{font-family:var(--ff-display);font-size:clamp(26px,3vw,40px);line-height:.95;text-transform:uppercase;margin:28px 0 7px}
.event-card__place{font-family:var(--ff-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink);margin-bottom:20px}
.event-card p:last-child{color:var(--ink-dim);font-size:.96rem;margin-top:auto}
@media(max-width:900px){.event-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.event-grid{grid-template-columns:1fr}.event-card{min-height:230px}}

.portfolio-use{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.portfolio-use__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.portfolio-use__grid article{padding:clamp(28px,3.4vw,44px);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.portfolio-use__grid .n{font-family:var(--ff-mono);font-size:12px;letter-spacing:.16em;color:var(--kerb)}
.portfolio-use__grid h3{font-family:var(--ff-display);font-size:clamp(28px,3vw,42px);line-height:1;text-transform:uppercase;margin:24px 0 14px}
.portfolio-use__grid p{color:var(--ink-dim)}
.portfolio-use__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px}
@media(max-width:800px){.portfolio-use__grid{grid-template-columns:1fr}}


/* SEO / navigation contextuelle */
.breadcrumb{display:flex;align-items:center;gap:9px;margin-bottom:24px;font-family:var(--ff-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}
.breadcrumb a{color:var(--ink-dim);text-decoration:none;transition:color .25s ease}
.breadcrumb a:hover,.breadcrumb a:focus-visible{color:var(--ink)}
.portfolio-license{padding-top:12px;padding-bottom:clamp(36px,6vw,72px)}
.portfolio-license p{max-width:82ch;color:var(--ink-faint);font-size:.88rem;line-height:1.65}
.portfolio-license a{color:var(--ink-dim);text-decoration:underline;text-underline-offset:3px}