/* TFE-Educs — charte « Atelier commun » (vert sapin et citron), choisie par Pascal le 03/11/2026 */
:root{
  --bg:#f3f6f3; --ink:#183c32; --accent:#276047; --soft:#e0ebdf; --pop:#d9f36a;
  --bleu:#174cb0; --bleu-fond:#f2f6ff;          /* réservé à Louis d'Hainaut */
  --body:'Manrope'; --display:'Space Grotesk';
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:2rem}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body),sans-serif;font-size:17px;line-height:1.65;overflow-wrap:break-word}
img{max-width:100%;height:auto}
a{color:inherit;text-underline-offset:.22em}
a:hover{text-decoration-thickness:2px}
a:focus-visible,summary:focus-visible{outline:3px solid #9b2681;outline-offset:5px}
h1,h2,h3,p{margin-top:0}
h1,h2,h3,h4{font-family:var(--display),sans-serif;line-height:1.12;letter-spacing:-.035em}
h1{font-size:clamp(2.4rem,6vw,5.2rem);font-weight:600;margin-bottom:1.6rem}
h2{font-size:clamp(1.7rem,3vw,2.4rem)}
h3{font-size:1.45rem}
small{display:block;font-size:.75rem;font-weight:400;letter-spacing:0}
.wrap{width:min(1180px,calc(100% - 64px));margin-inline:auto}

/* En-tête */
.utility{background:var(--ink);color:#fff;font-size:.78rem}
.utility .wrap{display:flex;justify-content:space-between;gap:16px;padding-block:10px}
.masthead{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-block:24px;border-bottom:1px solid var(--ink)}
.brand{display:flex;gap:14px;align-items:center;text-decoration:none;font-weight:700;line-height:1.4}
.brand-mark{display:flex;gap:4px;background:var(--pop);color:var(--ink);padding:8px;font-family:var(--display);font-size:1.7rem;letter-spacing:-.08em}
.brand-mark span{align-self:start;font-size:1rem}
nav{display:flex;gap:22px;align-items:center;font-size:.92rem;font-weight:600}
nav a,nav span{text-decoration:none;padding:8px 0}
.nav-tool{border:1px solid;padding:9px 15px}
nav a[aria-current]{border-bottom:3px solid var(--accent)}
.a-venir{opacity:.55;cursor:help}
.skip{position:absolute;left:15px;top:-100px;background:#fff;color:#252829;padding:12px;z-index:9}
.skip:focus{top:10px}
.eyebrow{text-transform:uppercase;font-weight:700;font-size:.75rem;letter-spacing:.13em;margin-bottom:18px}

/* Accueil */
.hero{display:grid;grid-template-columns:1.35fr 1fr;gap:5%;padding-block:60px 70px;align-items:center}
.hero h1 small{font-family:var(--body);font-size:clamp(1.05rem,2vw,1.35rem);letter-spacing:0;font-weight:500;margin-top:14px;line-height:1.4}
.intro{max-width:60ch;font-size:1.15rem}
.button{display:inline-block;background:var(--ink);color:#fff;text-decoration:none;padding:14px 22px;font-weight:600;margin:12px 12px 0 0}
.button.clair{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.route-art{background:var(--soft);padding:30px;min-height:350px;display:flex;flex-direction:column;justify-content:center;gap:10px;
  background-image:linear-gradient(#183c3210 1px,transparent 1px),linear-gradient(90deg,#183c3210 1px,transparent 1px);background-size:22px 22px}
.route-art p{font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:6px}
.route-stop{border:1px solid var(--ink);padding:15px 17px;display:flex;gap:20px;align-items:center;background:var(--bg);font-weight:600;text-decoration:none}
.route-stop b{font-size:1.7rem;font-family:var(--display)}
.route-stop:nth-of-type(2){margin-left:22px}
.route-stop:nth-of-type(3){margin-left:44px;background:var(--pop)}
.route-stop:nth-of-type(4){margin-left:66px;background:var(--ink);color:#fff}
.route-art .retour-fleche{font-size:.8rem;text-transform:none;letter-spacing:0;margin:8px 0 0}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:24px;margin-bottom:10px}
.section-head p{font-size:.9rem}
.bande{border-top:1px solid var(--ink);padding-block:45px}
.deux-col{display:grid;grid-template-columns:1fr 1fr;gap:5%;align-items:start}
.trois{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:25px}
.case{border:1px solid var(--ink);padding:24px;background:var(--bg)}
.case h3{font-size:1.3rem}
.case p{font-size:.95rem;margin-bottom:0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:25px 0 20px}
.stage{border:1px solid var(--ink);border-top:7px solid var(--accent);padding:26px;display:flex;flex-direction:column}
.stage:nth-child(2){border-top-color:var(--pop)}
.stage:nth-child(3){background:var(--ink);color:#fff}
.stage .number{font-family:var(--display);font-size:3.3rem;line-height:1;margin-bottom:26px;color:var(--accent)}
.stage:nth-child(3) .number{color:var(--pop)}
.stage h3{font-size:1.8rem}
.stage p{font-size:.95rem}
.stage .a-venir,.stage a{margin-top:auto;font-weight:700}
.comprendre{background:var(--soft);padding:35px;margin-block:10px 45px;display:grid;grid-template-columns:1fr 1.2fr;gap:5%;align-items:center}
.comprendre ol{margin:0;padding-left:22px}
.comprendre li{margin-bottom:6px}
.tools{background:var(--soft);padding:35px;margin-bottom:50px}
.tool-grid{display:flex;flex-wrap:wrap;gap:10px}
.tool-grid a,.tool-grid span{background:var(--bg);border:1px solid var(--ink);padding:12px 18px;text-decoration:none}
.illustration{margin:0}
.illustration img{display:block;margin-inline:auto}
.citation-forte{font-family:var(--display);font-size:clamp(1.3rem,2.4vw,1.9rem);line-height:1.3;letter-spacing:-.02em;max-width:30ch}

/* Pages de contenu */
.breadcrumb{font-size:.82rem;padding-top:26px}
.article-header{padding:36px 0}
.article-header h1{max-width:18ch}
.reading-layout{display:grid;grid-template-columns:250px minmax(0,760px);gap:6%;align-items:start;padding-bottom:65px}
.sidebar{position:sticky;top:20px;font-size:.86rem}
.sidebar ol{padding-left:22px;margin:0 0 14px}
.sidebar li{margin-bottom:10px}
.chemin li small{opacity:.8}
.chemin .active{font-weight:700;background:var(--pop);padding:8px 10px}
.sidebar .retour{font-size:.78rem;border-top:1px solid;padding-top:12px;margin-bottom:22px}
.pages li[aria-current]{font-weight:700}
.pages li[aria-current]::marker{color:var(--accent)}
.article section{margin-bottom:42px}
.article p,.article li{line-height:1.8}
.article h2{font-size:1.8rem;margin:1.4em 0 .7em}
.article h3{font-size:1.3rem;margin:1.3em 0 .6em}
.article ul,.article ol{padding-left:24px}
.article li{margin-bottom:12px}
.article figure{margin:30px 0}
.article figcaption{font-size:.82rem;margin-top:8px}
.video{position:relative;aspect-ratio:16/9;background:var(--ink)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.article .video{margin:0 0 34px}
.encadre{background:var(--soft);padding:20px 22px;margin:26px 0}
.encadre > :last-child{margin-bottom:0}
.tableau{overflow-x:auto;margin:26px 0}
.tableau table{border-collapse:collapse;min-width:640px;font-size:.88rem;line-height:1.5}
.tableau th,.tableau td{border:1px solid var(--ink);padding:10px;text-align:left;vertical-align:top}
.tableau th{background:var(--soft);font-family:var(--display)}
.tableau caption{text-align:left;font-size:.82rem;padding-bottom:8px}
.pager{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid;gap:25px;padding-top:25px;margin-top:50px}
.pager a{text-decoration:none;padding:15px;background:var(--soft);font-size:.92rem}
.pager span{display:block;font-size:.72rem;margin-bottom:7px}
.pager a.suiv{text-align:right;grid-column:2}

/* Les emprunts : italique = Marc Bastaits, bleu = Louis d'Hainaut (convention du site) */
.source-label{display:block;font-size:.72rem;font-style:normal;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:8px}
em.bastaits,.bastaits{font-style:italic}
blockquote.bastaits{margin:28px 0;padding:4px 0 4px 22px;border-left:3px solid var(--accent)}
blockquote.bastaits p:last-child{margin-bottom:0}
.dhainaut{color:var(--bleu)}
blockquote.dhainaut{margin:28px 0;background:var(--bleu-fond);border-left:3px solid var(--bleu);padding:18px 22px}
/* Les exemples de références APA 7 (l'italique y fait partie de la norme) */
.apa{border:2px solid var(--ink);background:#fff;padding:18px 22px;margin:26px 0}
.apa .source-label{background:var(--pop);display:inline-block;padding:3px 8px}
.apa p{margin-bottom:.6em}
.apa p:last-child{margin-bottom:0}
.apa i{font-style:italic}

/* Chansons, « la Voix », images */
.article figure img{display:block;width:100%;border:1px solid var(--soft)}
details.paroles{border:1px solid var(--ink);padding:14px 20px;margin:18px 0}
details.paroles summary{cursor:pointer;font-weight:700}
details.paroles p{margin:14px 0 0;line-height:1.6}
blockquote.voix{margin:26px 0;padding:22px 26px;background:var(--ink);color:#fff}
blockquote.voix p:last-child{margin-bottom:0}
.article .deux-col{gap:4%;margin:26px 0}
.article .case p{line-height:1.7}

/* Pied */
.footer{border-top:1px solid;padding-block:30px;display:flex;justify-content:space-between;gap:30px;font-size:.8rem}

/* Page « À propos » */
.portrait{float:right;width:min(42%,260px);margin:0 0 20px 28px}
.couverture{display:grid;grid-template-columns:150px 1fr;gap:26px;align-items:start;margin:30px 0}
.couverture img{border:1px solid var(--ink)}

@media(max-width:850px){
  .wrap{width:calc(100% - 32px)}
  .masthead{align-items:flex-start;flex-direction:column;gap:16px}
  nav{width:100%;gap:10px 16px;font-size:.85rem;flex-wrap:wrap}
  .hero,.deux-col,.comprendre{grid-template-columns:1fr;gap:28px}
  .hero{padding-block:34px}
  .route-art{min-height:0;padding:22px}
  .route-stop:nth-of-type(n){margin-left:0}
  .cards,.trois{grid-template-columns:1fr;gap:16px}
  .section-head{display:block}
  .reading-layout{grid-template-columns:minmax(0,1fr);gap:22px}
  .sidebar{position:static;border-bottom:1px solid;padding-bottom:16px}
  .chemin{display:flex;flex-wrap:wrap;gap:8px 22px}
  .chemin li{margin:0}
  .chemin li small,.sidebar .partie-pages{display:none}
  .chemin .active{padding:4px 8px}
  .article-header{padding-block:26px}
  .article-header h1{max-width:none}
  .footer{flex-direction:column;gap:10px}
  .tools,.comprendre{padding:22px}
  .pager{grid-template-columns:1fr;gap:12px}
  .pager a.suiv{grid-column:auto}
  .portrait{float:none;width:200px;margin:0 0 20px}
  .couverture{grid-template-columns:100px 1fr;gap:16px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Étapes numérotées (entonnoir, résolution de problème) */
ol.entonnoir{list-style:none;counter-reset:etape;padding:0;display:grid;gap:14px;margin:26px 0}
ol.entonnoir > li{counter-increment:etape;border:1px solid var(--ink);padding:20px 22px;margin:0;background:var(--bg)}
ol.entonnoir > li::before{content:"0" counter(etape);display:block;font-family:var(--display);font-weight:700;color:var(--accent);margin-bottom:6px}
ol.entonnoir > li h3{margin:0 0 8px;font-size:1.2rem}
ol.entonnoir > li p:last-child{margin-bottom:0}
@media(min-width:851px){ol.entonnoir > li:nth-child(2){margin-left:24px}ol.entonnoir > li:nth-child(3){margin-left:48px;background:var(--soft)}ol.entonnoir > li:nth-child(4){margin-left:72px}ol.entonnoir > li:nth-child(5){margin-left:96px}}
blockquote.dhainaut h2,blockquote.dhainaut h3{color:var(--bleu);margin-top:.8em}
blockquote.bastaits h3{font-style:normal}
blockquote ul{padding-left:20px}

@media(min-width:851px){.sidebar{max-height:calc(100vh - 40px);overflow-y:auto;padding-right:6px}}

/* Exercices « À vous » */
.exercice{border:2px solid var(--accent);border-left-width:8px;background:#fff;padding:20px 24px;margin:34px 0}
.exercice .eyebrow{color:var(--accent);margin-bottom:10px}
.exercice p:last-child{margin-bottom:0}

/* Sous-parties dans la liste des pages du repère */
.sidebar ol.pages{list-style:none;padding-left:0}
.sidebar .pages li{padding-left:12px;border-left:2px solid var(--soft);margin-bottom:8px}
.sidebar .pages li[aria-current]{border-left-color:var(--accent)}
.sidebar .pages li.groupe{border:0;padding:12px 0 2px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--accent)}
/* Sommaire */
.sommaire{max-width:900px}
.sommaire-images{max-width:560px}
.sommaire-images figure{margin:0}
.sommaire-sauts{display:flex;flex-wrap:wrap;gap:8px;margin:30px 0 10px}
.sommaire-sauts a{padding:6px 14px;border:1px solid var(--accent);border-radius:999px;text-decoration:none;font-weight:600}
.sommaire-sauts a:hover{background:var(--soft)}
.sommaire-partie{border-top:2px solid var(--ink);margin-top:44px;padding-top:6px}
.sommaire-partie h2 small{display:block;font-family:Manrope,sans-serif;font-size:.95rem;font-weight:500;color:var(--accent);margin-top:4px}
.sommaire-partie h3{margin-top:1.6em}
.article ol.sommaire-liste{padding-left:1.6em}
.sommaire-liste li{margin:.35em 0}
.sommaire-liste li a{font-weight:600}
.sommaire-liste li span{display:block;font-size:.93rem;color:#47615a}
/* Cette année (heh/) */
.heh{max-width:820px}
.heh-onglets{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px}
.heh-onglets a,.heh-onglets span{padding:6px 16px;border:1px solid var(--accent);border-radius:999px;text-decoration:none;font-weight:600}
.heh-onglets span{background:var(--ink);border-color:var(--ink);color:#fff}
.heh-onglets a:hover{background:var(--soft)}
.heh-cours{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:20px 0 10px}
.heh-cours a{display:block;padding:20px;border:1px solid var(--accent);border-radius:14px;background:#fff;text-decoration:none;color:var(--ink);font-weight:600;line-height:1.35}
.heh-cours a:hover{background:var(--soft)}
.heh-cours b{display:block;font-family:"Space Grotesk",sans-serif;color:var(--accent);margin-bottom:8px}
.heh-cours small{display:block;font-weight:500;color:#47615a;margin-top:8px}
.article ul.heh-acces{list-style:none;padding:16px 20px;background:var(--soft);border-left:5px solid var(--accent);margin:0 0 30px}
.heh-acces li{margin:.4em 0}
.heh-acces a{font-weight:700}
.article .sommaire-images{grid-template-columns:1fr 1fr;gap:16px}
.sommaire-images figcaption{font-size:.85rem}