/* IFORDD — feuille de style principale */
:root{
  --ink:#0B2A21;
  --forest:#124A36;
  --leaf:#1F7A52;
  --gold:#E3A920;
  --gold-soft:#F6DFA0;
  --paper:#FBFBF7;
  --mist:#EEF3EE;
  --line:#D5DED6;
  --text:#1B2B25;
  --muted:#52645B;
  --radius-s:6px;
  --radius-l:22px;
  --serif:"Newsreader","Iowan Old Style","Palatino Linotype",Georgia,serif;
  --sans:"Figtree","Segoe UI",system-ui,-apple-system,sans-serif;
  --wrap:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);font-size:1.0625rem;line-height:1.65;color:var(--text);background:var(--paper);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:3px}
.wrap{width:min(var(--wrap),100% - 2.5rem);margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--gold);color:var(--ink);padding:.6rem 1rem;z-index:100}
.skip:focus{left:0}

h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.12;color:var(--ink);letter-spacing:-.01em}
h1{font-size:clamp(2.5rem,5.6vw,4.6rem)}
h2{font-size:clamp(1.9rem,3.4vw,2.8rem)}
h3{font-size:1.4rem}
p{max-width:64ch}
.lead{font-size:1.2rem;color:var(--muted)}

/* Barre utilitaire */
.topbar{background:var(--ink);color:#DCE8E0;font-size:.875rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:1rem;padding-block:.5rem;flex-wrap:wrap}
.topbar a{text-decoration:none}
.topbar a:hover{color:var(--gold)}
.topbar .sep{display:flex;gap:1.6rem;flex-wrap:wrap}

/* En-tête */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,251,247,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding-block:.75rem}
.brand{display:flex;align-items:center;gap:.8rem;text-decoration:none}
.logo{width:56px;height:56px;flex:none;display:grid;place-items:center}
.logo img{width:56px;height:56px;object-fit:contain}
.logo img + svg{display:none}
.brand-name{font-family:var(--serif);font-weight:700;font-size:1.55rem;color:var(--ink);line-height:1}
.brand-sub{display:block;font-size:.72rem;color:var(--muted);font-family:var(--sans);font-weight:500;max-width:21ch;line-height:1.25;margin-top:.2rem}
.nav ul{display:flex;gap:.3rem;list-style:none;align-items:center}
.nav a{display:block;padding:.55rem .85rem;text-decoration:none;font-weight:500;border-radius:var(--radius-s);color:var(--ink)}
.nav a:hover{background:var(--mist)}
.nav a[aria-current="page"]{box-shadow:inset 0 -3px 0 var(--gold)}
.nav .cta a{background:var(--forest);color:#fff;padding-inline:1.2rem;font-weight:600}
.nav .cta a:hover{background:var(--leaf)}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:var(--radius-s);padding:.55rem .7rem;cursor:pointer;color:var(--ink)}

/* Boutons */
.btn{display:inline-block;padding:.9rem 1.5rem;font:600 1rem var(--sans);text-decoration:none;border-radius:var(--radius-s);border:2px solid transparent;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.btn-gold{background:var(--gold);color:var(--ink)}
.btn-gold:hover{background:#F2BC3B}
.btn-line{border-color:rgba(255,255,255,.7);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.14)}
.btn-dark{background:var(--forest);color:#fff}
.btn-dark:hover{background:var(--leaf)}
.btn-ghost{border-color:var(--forest);color:var(--forest)}
.btn-ghost:hover{background:var(--forest);color:#fff}

/* Fond image : photo si présente, illustration sinon */
.bgimg{background-size:cover;background-position:center;background-repeat:no-repeat}

/* Hero */
.hero{position:relative;color:#fff;min-height:min(86vh,780px);display:flex;flex-direction:column;justify-content:flex-end;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(7,30,22,.92) 0%,rgba(7,30,22,.7) 42%,rgba(7,30,22,.05) 78%),linear-gradient(0deg,rgba(7,30,22,.7),transparent 40%)}
.hero-copy{padding-block:6rem 3.5rem;max-width:44rem}
.hero h1{color:#fff;margin-bottom:1.3rem;animation:rise .9s cubic-bezier(.2,.7,.2,1) both}
.hero p{font-size:1.25rem;color:#E4EEE7;margin-bottom:2rem;animation:rise .9s .12s cubic-bezier(.2,.7,.2,1) both}
.hero .actions{display:flex;gap:.9rem;flex-wrap:wrap;animation:rise .9s .22s cubic-bezier(.2,.7,.2,1) both}
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.devise{background:rgba(7,30,22,.78);backdrop-filter:blur(6px);border-top:1px solid rgba(255,255,255,.18)}
.devise .wrap{display:grid;grid-template-columns:repeat(3,1fr)}
.devise div{padding:1.1rem 1.4rem;border-left:1px solid rgba(255,255,255,.18)}
.devise div:first-child{border-left:0;padding-left:0}
.devise strong{display:block;font-family:var(--serif);font-size:1.6rem;color:var(--gold-soft)}
.devise span{font-size:.92rem;color:#C9D9CF}

/* Pages intérieures */
.page-hero{position:relative;color:#fff;padding-block:5rem 3.5rem;isolation:isolate}
.page-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(7,30,22,.9),rgba(7,30,22,.55))}
.page-hero h1{color:#fff;font-size:clamp(2.2rem,4.6vw,3.6rem);margin-bottom:.8rem}
.page-hero p{color:#E1ECE5;font-size:1.15rem}
.crumbs{font-size:.9rem;margin-bottom:1.2rem;color:#C9D9CF}
.crumbs a{text-decoration:none}
.crumbs a:hover{text-decoration:underline}

section{padding-block:5.5rem}
.section-head{max-width:46rem;margin-bottom:3rem}
.section-head h2{margin-bottom:.9rem}
.tint{background:var(--mist)}

/* Présentation */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:4rem;align-items:center}
.split.rev{grid-template-columns:.95fr 1.05fr}
.photo{border-radius:var(--radius-l) var(--radius-l) var(--radius-l) 0;min-height:420px;box-shadow:0 30px 60px -30px rgba(11,42,33,.5)}
.split h2{margin-bottom:1.2rem}
.split p+p{margin-top:1rem}
.facts{display:flex;gap:1.8rem;margin-top:2rem;flex-wrap:wrap}
.facts div{border-left:3px solid var(--gold);padding-left:1rem}
.facts strong{display:block;font:600 2.3rem/1 var(--serif);color:var(--forest)}
.facts span{font-size:.92rem;color:var(--muted)}

/* Domaines */
.domains{display:grid;grid-template-columns:repeat(6,1fr);gap:1.1rem}
.domain{position:relative;min-height:340px;border-radius:var(--radius-l);overflow:hidden;color:#fff;text-decoration:none;display:flex;align-items:flex-end;isolation:isolate;grid-column:span 2}
.domain::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,rgba(7,30,22,.92) 0%,rgba(7,30,22,.25) 65%,transparent);transition:background .3s}
.domain:hover::before{background:linear-gradient(0deg,rgba(7,30,22,.96) 0%,rgba(7,30,22,.5) 75%,rgba(7,30,22,.1))}
.domain div{padding:1.5rem}
.domain h3{color:#fff;margin-bottom:.35rem}
.domain p{font-size:.95rem;color:#DCE8E0}
.domain .count{display:block;margin-top:.7rem;font-size:.85rem;color:var(--gold-soft);font-weight:600}

/* Parcours */
.path{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative;counter-reset:s}
.path article{padding:0 2rem 0 0;position:relative}
.path article::before{content:"";display:block;height:6px;background:var(--forest);margin-bottom:1.6rem;border-radius:3px}
.path article:nth-child(2)::before{background:var(--leaf)}
.path article:nth-child(3)::before{background:var(--gold)}
.path h3{margin-bottom:.3rem}
.path .dur{display:block;color:var(--gold-deep,#9A6F08);font-weight:700;margin-bottom:.8rem}
.path p{color:var(--muted)}

/* Étapes d'admission */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;counter-reset:st}
.steps li{counter-increment:st;position:relative;padding-top:4rem}
.steps li::before{content:counter(st);position:absolute;top:0;left:0;width:3rem;height:3rem;border-radius:50%;background:var(--forest);color:#fff;display:grid;place-items:center;font:600 1.4rem var(--serif)}
.steps li::after{content:"";position:absolute;top:1.5rem;left:3.6rem;right:-1rem;height:2px;background:var(--line)}
.steps li:last-child::after{display:none}
.steps h3{margin-bottom:.5rem}
.steps p{color:var(--muted)}

/* Bandeau appel */
.band{position:relative;color:#fff;isolation:isolate;text-align:left}
.band::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(7,30,22,.92),rgba(7,30,22,.6))}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:2rem;flex-wrap:wrap}
.band h2{color:#fff;max-width:26ch}
.band p{color:#DCE8E0;margin-top:.7rem}

/* Formations */
.filters{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:2.2rem}
.chip{border:1.5px solid var(--line);background:#fff;padding:.5rem 1.1rem;border-radius:999px;font:600 .95rem var(--sans);cursor:pointer;color:var(--ink)}
.chip:hover{border-color:var(--forest)}
.chip[aria-pressed="true"]{background:var(--forest);border-color:var(--forest);color:#fff}
.filter-group{display:flex;gap:.6rem;flex-wrap:wrap}
.filter-sep{width:1px;background:var(--line);margin:0 .6rem}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:1.4rem}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 36px -22px rgba(11,42,33,.55)}
.card .thumb{height:150px;position:relative}
.card .level{position:absolute;left:1rem;top:1rem;background:var(--paper);color:var(--ink);font-weight:700;font-size:.82rem;padding:.25rem .7rem;border-radius:999px}
.card .level.master{background:var(--gold)}
.card .body{padding:1.4rem 1.5rem 1.6rem;display:flex;flex-direction:column;gap:.6rem;flex:1}
.card h3{font-size:1.28rem}
.card .meta{color:var(--leaf);font-weight:600;font-size:.9rem}
.card p{color:var(--muted);font-size:.97rem}
.card button{margin-top:auto;align-self:flex-start;background:none;border:0;color:var(--forest);font:700 .98rem var(--sans);cursor:pointer;padding:.3rem 0;border-bottom:2px solid var(--gold)}
.empty{padding:3rem;background:#fff;border:1px dashed var(--line);border-radius:14px;color:var(--muted)}
[hidden]{display:none!important}
dialog{border:0;border-radius:var(--radius-l);padding:0;width:min(640px,calc(100% - 2rem));box-shadow:0 40px 80px -20px rgba(0,0,0,.5)}
dialog::backdrop{background:rgba(7,30,22,.65)}
dialog .d-img{height:170px}
dialog .d-body{padding:1.8rem 2rem 2rem}
dialog h3{font-size:1.7rem;margin-bottom:.4rem}
dialog .meta{color:var(--leaf);font-weight:600;margin-bottom:1rem}
dialog .d-actions{display:flex;gap:.8rem;margin-top:1.6rem;flex-wrap:wrap}
.d-close{position:absolute;right:1rem;top:1rem;background:var(--paper);border:0;width:2.4rem;height:2.4rem;border-radius:50%;font-size:1.3rem;cursor:pointer}

/* Valeurs */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:2.4rem}
.values article{border-top:3px solid var(--gold);padding-top:1.4rem}
.values h3{margin-bottom:.6rem}
.values p{color:var(--muted)}

/* Galerie */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:230px;gap:1rem}
.gallery figure{position:relative;border-radius:12px;overflow:hidden;cursor:pointer;margin:0}
.gallery figure:nth-child(1),.gallery figure:nth-child(6){grid-column:span 2;grid-row:span 2}
.gallery figcaption{position:absolute;inset:auto 0 0 0;padding:2.2rem 1rem .9rem;background:linear-gradient(0deg,rgba(7,30,22,.85),transparent);color:#fff;font-weight:600;font-size:.95rem}
.gallery figure .bgimg{position:absolute;inset:0;transition:transform .5s}
.gallery figure:hover .bgimg{transform:scale(1.05)}
.lightbox{background:transparent;max-width:min(1100px,94vw);width:auto}
.lightbox .bgimg{width:min(1000px,92vw);height:min(70vh,640px);border-radius:14px}
.lightbox p{color:#fff;text-align:center;margin:.8rem auto 0}

/* Formulaires */
.form-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:3.5rem;align-items:start}
form.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:2.2rem}
.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1.1rem}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
label,legend{font-weight:600;font-size:.95rem;color:var(--ink)}
input,select,textarea{font:inherit;padding:.8rem .9rem;border:1.5px solid #BFCCC3;border-radius:var(--radius-s);background:#fff;color:var(--text);width:100%}
input:focus,select:focus,textarea:focus{outline:3px solid var(--gold-soft);border-color:var(--forest)}
textarea{min-height:140px;resize:vertical}
fieldset{border:0;margin-bottom:1.2rem}
.seg{display:flex;gap:.6rem;margin-top:.4rem}
.seg label{flex:1;position:relative}
.seg input{position:absolute;opacity:0;width:0}
.seg span{display:block;text-align:center;padding:.75rem;border:1.5px solid #BFCCC3;border-radius:var(--radius-s);cursor:pointer;font-weight:600}
.seg input:checked + span{background:var(--forest);color:#fff;border-color:var(--forest)}
.seg input:focus-visible + span{outline:3px solid var(--gold);outline-offset:2px}
.hp{position:absolute;left:-9999px}
.note{font-size:.9rem;color:var(--muted);margin-top:.8rem}
.status{padding:1rem 1.2rem;border-radius:var(--radius-s);margin-bottom:1.4rem;font-weight:600}
.status.ok{background:#E3F3EA;color:#0F5132}
.status.err{background:#FBE7E4;color:#8A1C12}
.aside-card{background:var(--forest);color:#E4EEE7;border-radius:var(--radius-l);padding:2rem}
.aside-card h3{color:#fff;margin-bottom:1rem}
.aside-card dl{display:grid;gap:1rem}
.aside-card dt{color:var(--gold-soft);font-weight:700;font-size:.9rem}
.aside-card a{text-decoration:none;border-bottom:1px solid rgba(255,255,255,.3)}
.aside-card a:hover{border-color:var(--gold)}

/* Pied de page */
.site-footer{background:var(--ink);color:#B9CBC0;padding-block:4rem 1.6rem}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:2.5rem}
.site-footer h4{font-family:var(--sans);font-size:.95rem;color:#fff;margin-bottom:1rem;letter-spacing:0}
.site-footer ul{list-style:none;display:grid;gap:.5rem}
.site-footer a{text-decoration:none}
.site-footer a:hover{color:var(--gold)}
.site-footer .brand-name{color:#fff}
.site-footer p{font-size:.95rem;margin-top:1rem}
.legal{border-top:1px solid rgba(255,255,255,.14);margin-top:3rem;padding-top:1.4rem;font-size:.88rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}

/* Adaptatif */
@media(max-width:960px){
  .menu-btn{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--line);display:none}
  .nav.open{display:block}
  .nav ul{flex-direction:column;align-items:stretch;padding:1rem 1.25rem;gap:.2rem}
  .split,.split.rev,.form-layout{grid-template-columns:1fr;gap:2.4rem}
  .photo{min-height:300px}
  .domains{grid-template-columns:1fr 1fr}
  .domain{grid-column:span 1;min-height:280px}
  .path,.steps,.values{grid-template-columns:1fr;gap:2.2rem}
  .steps li::after{display:none}
  .gallery{grid-template-columns:1fr 1fr}
  .gallery figure:nth-child(1),.gallery figure:nth-child(6){grid-column:span 2;grid-row:span 1}
  .foot{grid-template-columns:1fr 1fr}
  section{padding-block:4rem}
}
@media(max-width:600px){
  .topbar .wrap{justify-content:center}
  .devise .wrap{grid-template-columns:1fr}
  .devise div{border-left:0;border-top:1px solid rgba(255,255,255,.18);padding-left:0}
  .devise div:first-child{border-top:0}
  .domains{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr;grid-auto-rows:220px}
  .gallery figure:nth-child(1),.gallery figure:nth-child(6){grid-column:span 1}
  .foot{grid-template-columns:1fr}
  .hero-copy{padding-block:4rem 2.4rem}
  .brand-sub{display:none}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* Campus en ligne : bandeau d'accueil */
.campus-cta{background:var(--forest);color:#fff;padding-block:3rem}
.campus-in{display:flex;gap:2rem;align-items:center;justify-content:space-between;flex-wrap:wrap}
.campus-in h2{color:#fff;margin:.2rem 0 .6rem}.campus-in p{color:#DCE9E0;max-width:46rem;margin:0}
.campus-in .eyebrow{color:var(--gold-soft);text-transform:uppercase;letter-spacing:.12em;font-size:.8rem}
.campus-in .actions{display:flex;gap:.8rem;flex-wrap:wrap}