/* ============================================================
   MYT Hospitality · fondations communes
   Une seule famille, Instrument Sans. Hiérarchie par la graisse,
   la chasse et l'espace. Aucune ressource externe.
   ============================================================ */
:root{
  --marine:#0E1A2B; --abysse:#1B2637; --acier:#5F7395; --acier-clair:#93A9CF;
  --platine:#C9CED6; --craie:#F3F1EB; --ardoise:#75808C; --blanc:#FFFFFF;
  --noir:#070C15; --panneau:#0B1422;
  --bordure:rgba(201,206,214,.13); --bordure-forte:rgba(201,206,214,.24);
  --alerte:#C9A24A; --alerte-clair:#FBCD78; --validation:#8FB89B;
  --font:'Instrument Sans',system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --san:var(--font); --ser:var(--font);
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s5:24px;--s6:32px;--s7:48px;--s8:64px;--s9:96px;
  --r-sm:6px;--r-md:10px;--r-lg:14px;
  --shadow-console:0 60px 120px -50px rgba(0,0,0,.85);
  --shadow-card:0 30px 70px rgba(14,26,43,.18);
  --ease-enter:cubic-bezier(.22,.8,.2,1); --ease-soft:cubic-bezier(.4,0,.2,1);
  --dur-fast:180ms; --dur-mid:420ms; --dur-enter:800ms; --dur-hero:1800ms;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
body{margin:0;background:var(--noir);color:var(--platine);font-family:var(--font);font-weight:400;font-size:16px;line-height:1.65;letter-spacing:-.005em;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
img{height:auto}
button,a{font:inherit}
a{color:inherit;text-decoration:none}
p{margin:0}
::selection{background:var(--acier);color:var(--blanc)}
:focus-visible{outline:2px solid var(--acier-clair);outline-offset:3px;border-radius:4px}

/* ---------- conteneur et grille ---------- */
.container{width:min(100% - 48px,1560px);margin-inline:auto}
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px}
@media(max-width:1199px){.container{width:min(100% - 48px,896px)}}
@media(max-width:1023px){.grid-12{grid-template-columns:repeat(8,minmax(0,1fr));column-gap:20px}}
@media(max-width:759px){.container{width:min(100% - 32px,342px)}.grid-12{display:block}}

/* ---------- typographie ---------- */
h1,h2,h3{margin:0;color:var(--blanc);font-family:var(--font);text-wrap:balance}
h1{font-size:clamp(40px,5vw,76px);font-weight:600;line-height:.96;letter-spacing:-.045em}
h2{font-size:clamp(32px,3.4vw,50px);font-weight:550;line-height:1.02;letter-spacing:-.035em}
h3{font-size:clamp(21px,2vw,28px);font-weight:600;line-height:1.1;letter-spacing:-.02em}
.section-light h1,.section-light h2,.section-light h3{color:var(--marine)}
.lead{font-size:clamp(18px,1.4vw,22px);font-weight:400;line-height:1.45;color:var(--platine);max-width:58ch}
.section-light .lead{color:#3D4A5C}
.small{font-size:13px;font-weight:500;line-height:1.5;color:var(--ardoise)}
.eyebrow{display:inline-flex;vertical-align:top;align-items:center;gap:10px;margin:0 0 var(--s5);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--acier-clair)}
.eyebrow.center{justify-content:center}
.section-light .eyebrow{color:var(--acier)}
.index{font-variant-numeric:tabular-nums;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--ardoise)}

/* ---------- sections ---------- */
.section{position:relative;padding-block:clamp(56px,7vw,96px)}
@media(max-width:759px){
  /* la page tient en moins d'ecrans sur telephone, sans rien retirer */
  .section{padding-block:44px}
  .sec-head{margin-bottom:26px}
  h2{font-size:clamp(26px,7.4vw,34px);line-height:1.12}
  .lead{font-size:15.5px;line-height:1.5}
}
.section.short{padding-block:clamp(40px,5vw,56px)}
.section-light{background:var(--craie);color:var(--marine)}
.section-light p{color:#3D4A5C}
.sec-head{margin-bottom:clamp(32px,4vw,56px)}
.sec-head.center{text-align:center}
.sec-head.center .lead{margin-inline:auto}
.rule{height:1px;background:var(--bordure);border:0;margin:0}
.section-light .rule{background:rgba(14,26,43,.12)}

/* ---------- boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:12px 18px;border:1px solid transparent;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;line-height:1;cursor:pointer;white-space:nowrap;
  transition:background var(--dur-fast) var(--ease-soft),color var(--dur-fast) var(--ease-soft),border-color var(--dur-fast) var(--ease-soft),transform var(--dur-fast) var(--ease-soft)}
.btn-primary{background:var(--acier);color:var(--blanc)}
.btn-primary:hover{background:var(--acier-clair);color:var(--marine);transform:translateY(-1px)}
.btn-text{color:var(--blanc);border-color:var(--bordure-forte)}
.btn-text:hover{border-color:var(--platine)}
.section-light .btn-text{color:var(--marine);border-color:rgba(14,26,43,.25)}
.section-light .btn-text:hover{border-color:var(--marine)}
.btn-dark{background:var(--marine);color:var(--craie)}
.btn-dark:hover{background:var(--abysse)}

/* ---------- navigation ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;gap:var(--s6);padding:16px 0;border-bottom:1px solid transparent;
  transition:background var(--dur-mid) var(--ease-soft),border-color var(--dur-mid) var(--ease-soft)}
.nav.scrolled{background:rgba(7,12,21,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--bordure)}
.nav .container{display:flex;align-items:center;gap:var(--s6);width:min(100% - 48px,1560px)}
.nav-logo{font-family:var(--font);font-weight:700;font-size:20px;letter-spacing:.14em;color:var(--blanc);text-decoration:none;line-height:1}
.nav-logo small{display:block;font-size:8px;letter-spacing:.34em;font-weight:600;color:var(--ardoise);margin-top:4px}
.nav-links{display:flex;gap:var(--s5);margin:0 auto}
.nav-links a{font-size:14px;font-weight:500;color:var(--platine);opacity:.85;padding-bottom:3px;position:relative;transition:opacity var(--dur-fast),color var(--dur-fast)}
.nav-links a.ici,.nav-links a:hover{color:var(--blanc);opacity:1}.nav-links a.ici{font-weight:600}
.nav-right{display:flex;align-items:center;gap:var(--s4);margin-left:auto}
.lang{display:flex;align-items:center;gap:6px;font-size:11px;letter-spacing:.12em;font-weight:600;color:var(--ardoise)}
.lang a{color:var(--ardoise);padding:2px 3px}.lang a:hover,.lang a.on{color:var(--blanc)}.lang span{opacity:.5}
.burger{display:none;background:none;border:0;color:var(--blanc);cursor:pointer;width:40px;height:40px;place-items:center;border-radius:6px}
.burger span{display:block;width:20px;height:1.5px;background:currentColor;margin:5px auto;transition:transform var(--dur-mid) var(--ease-soft),opacity var(--dur-fast)}
@media(max-width:900px){
  .nav-links{display:none}
  .burger{display:grid}
  .nav.open{background:rgba(7,12,21,.96);border-bottom-color:var(--bordure)}
  .nav.open .nav-links{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:rgba(7,12,21,.96);border-bottom:1px solid var(--bordure);padding:8px 24px 16px}
  .nav.open .nav-links a{padding:14px 0;border-bottom:1px solid var(--bordure);font-size:16px}
  .nav.open   .nav.open .burger span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .nav.open .burger span:nth-child(2){opacity:0}
  .nav.open .burger span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
  .nav .btn{padding:10px 14px;font-size:13px}
}
@media(max-width:600px){
  /* sur telephone le bouton reste, c'est le seul chemin permanent vers le contact */
  .nav .btn{padding:9px 13px;font-size:12px;letter-spacing:.01em;white-space:nowrap}
  .lang{font-size:10.5px;gap:3px}
  .lang span{display:none}
  .nav .container{gap:8px}
  .nav{padding:12px 0}
}
@media(max-width:400px){
  .nav .container{gap:4px}
  .nav-logo{font-size:20px}
  .nav-logo small{display:none}
  .nav .nav-right .btn,.nav .btn{padding:8px 10px;font-size:11.5px}
  .burger{width:32px}
}
@media(max-width:340px){.nav .lang{display:none}.nav .btn{padding:7px 8px;font-size:10.5px;letter-spacing:0}.nav .container{gap:3px}}

/* ---------- révélations ---------- */
html.js .rev{opacity:0;transform:translateY(20px);transition:opacity var(--dur-enter) var(--ease-enter),transform var(--dur-enter) var(--ease-enter)}
html.js .rev.vu{opacity:1;transform:none}
.rev:nth-child(2){transition-delay:70ms}
.rev:nth-child(3){transition-delay:140ms}
.rev:nth-child(n+4){transition-delay:180ms}

/* ---------- registres (listes éditoriales, sans pictogrammes) ---------- */
.register{list-style:none;margin:0;padding:0;border-top:1px solid var(--bordure)}
.register li{display:grid;grid-template-columns:56px minmax(0,1fr) minmax(0,1.4fr);gap:var(--s5);align-items:baseline;padding:22px 0;border-bottom:1px solid var(--bordure);transition:transform var(--dur-fast) var(--ease-soft)}
.register li:hover{transform:translateX(4px)}
.register li:hover strong{color:var(--acier-clair)}
.section-light .register li:hover strong{color:var(--acier)}
.register .index{padding-top:4px}
.register strong{font-size:clamp(18px,1.5vw,22px);font-weight:600;color:var(--blanc);letter-spacing:-.02em;line-height:1.2}
.register p{color:var(--platine);opacity:.85;font-size:15px}
.section-light .register{border-top-color:rgba(14,26,43,.12)}
.section-light .register li{border-bottom-color:rgba(14,26,43,.12)}
.section-light .register strong{color:var(--marine)}
.section-light .register p{color:#3D4A5C;opacity:1}
@media(max-width:759px){.register li{grid-template-columns:40px minmax(0,1fr);gap:12px}.register p{grid-column:2}}

/* ---------- pied de page ---------- */
.lang-pied{display:none}
@media(max-width:600px){
  /* le choix de langue descend au pied de page : la barre garde le nom et le bouton */
  .nav .lang{display:none}
  .lang-pied{display:flex;justify-content:center;gap:10px;margin-top:18px;font-size:12px;letter-spacing:.14em}
}
footer{border-top:1px solid var(--bordure);padding:var(--s7) 0 var(--s8);font-size:13px;color:var(--ardoise)}
footer .container{display:flex;justify-content:space-between;gap:var(--s6);flex-wrap:wrap;align-items:flex-start}
footer .flogo{font-weight:700;letter-spacing:.14em;font-size:18px;color:var(--blanc)}
footer nav{display:flex;gap:var(--s5);flex-wrap:wrap}
footer a:hover{color:var(--platine)}

/* ---------- ouverture ---------- */
html.intro-on{overflow:hidden}
.intro{display:none}
html.js .intro{position:fixed;inset:0;z-index:200;background:var(--noir);display:grid;place-items:center;overflow:hidden;isolation:isolate;opacity:1;transition:opacity .48s var(--ease-soft)}
.intro.fin{opacity:0;pointer-events:none}
.intro-halo{position:absolute;left:50%;top:54%;width:min(125vw,1050px);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(ellipse at 50% 58%,rgba(147,169,207,.48) 0%,rgba(95,115,149,.28) 25%,rgba(27,38,55,.12) 46%,rgba(14,26,43,0) 70%);
  transform:translate(-50%,-50%) scale(.22);opacity:0;will-change:transform,opacity;animation:introHalo 1.6s cubic-bezier(.22,.61,.36,1) forwards}
.intro-halo::after{content:"";position:absolute;left:50%;top:76%;width:72%;height:48%;border-radius:50%;background:radial-gradient(ellipse at 50% 50%,rgba(95,115,149,.22) 0%,rgba(14,26,43,0) 72%);transform:translate(-50%,-50%)}
@keyframes introHalo{0%{transform:translate(-50%,-50%) scale(.22);opacity:0}24%{opacity:.9}58%{opacity:.62}100%{transform:translate(-50%,-50%) scale(1.22);opacity:.34}}
.intro-arc{position:absolute;left:50%;top:52%;width:min(155vw,1380px);aspect-ratio:1;border-radius:50%;border:1px solid rgba(147,169,207,.32);
  box-shadow:0 0 48px rgba(95,115,149,.14) inset,0 0 32px rgba(95,115,149,.12);transform:translate(-50%,-50%) scale(.28);opacity:0;will-change:transform,opacity;animation:introArc 1.48s cubic-bezier(.22,.61,.36,1) .04s forwards}
@keyframes introArc{0%{transform:translate(-50%,-50%) scale(.28);opacity:0}28%{opacity:.72}68%{opacity:.3}100%{transform:translate(-50%,-50%) scale(1.12);opacity:0}}
.intro-mark{position:relative;z-index:2;text-align:center;line-height:1;transform:translateY(-1%)}
.intro-myt{display:block;font-family:var(--font);font-weight:700;font-size:clamp(58px,9vw,124px);color:var(--blanc);letter-spacing:.48em;padding-left:.48em;opacity:0;will-change:letter-spacing,opacity,transform;animation:introMyt .9s cubic-bezier(.16,1,.3,1) .16s forwards}
@keyframes introMyt{0%{letter-spacing:.48em;padding-left:.48em;opacity:0;transform:translateY(9px)}100%{letter-spacing:.18em;padding-left:.18em;opacity:1;transform:translateY(0)}}
.intro-sub{display:block;margin-top:15px;font-weight:600;font-size:clamp(10px,1.05vw,13px);letter-spacing:.48em;padding-left:.48em;text-transform:uppercase;color:var(--acier-clair);opacity:0;transform:translateY(7px);will-change:opacity,transform;animation:introSub .7s cubic-bezier(.16,1,.3,1) .63s forwards}
@keyframes introSub{to{opacity:.9;transform:translateY(0)}}
.intro-skip{position:absolute;right:24px;bottom:22px;z-index:3;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ardoise);background:none;border:0;cursor:pointer;padding:8px 4px;opacity:0;animation:introSkip .45s ease .92s forwards}
@keyframes introSkip{to{opacity:.78}}
@media(max-width:600px){
  .intro-halo{width:155vw;top:56%}.intro-arc{width:185vw;top:53%}
  .intro-myt{font-size:clamp(54px,18vw,82px);letter-spacing:.34em;padding-left:.34em}
  .intro-sub{margin-top:12px;font-size:10px;letter-spacing:.34em;padding-left:.34em}
  .intro-skip{right:16px;bottom:16px;font-size:10px}}

/* ---------- mouvement réduit, impression ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .rev{opacity:1;transform:none}
  .intro{display:none}
}
@media print{
  body{background:#fff;color:#111}
  .nav,.intro,.btn,.hero-arc,.halo,.dashlive,.dash-note,footer nav{display:none!important}
  .section{padding-block:32px}
  .section-light{background:#fff}
  h1,h2,h3,.register strong{color:#111}
  a{color:inherit;text-decoration:underline}
  .rev{opacity:1;transform:none}
}

/* Centrage : un bloc limite en largeur dans un conteneur centre garde des marges auto. */
.console-head .lead{margin-left:auto;margin-right:auto}