/* ---------- Aletheia : socle commun ---------- */
:root{--papier:#F2EFE8;--encre:#17171A;--nuit:#1B3A5C;--ocre:#8A5A2B;
 --bleu-pale:#A9C2D8;--bleu-fond:#D3E0EC;--gris:#5F5C54;--filet:#D9D4C7;
 --barre:#E9E1D1;--barre-b:#C9B99C;--ocre-fond:#E8D9BF}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--papier);color:var(--encre);
 font-family:'Newsreader',Georgia,serif;font-weight:300;font-size:21px;line-height:1.72;
 -webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
strong,b{font-weight:600}

/* en-tête */
.bar{position:sticky;top:0;z-index:20;background:var(--barre);border-bottom:1px solid var(--barre-b);
 box-shadow:0 1px 0 rgba(138,90,43,.08)}
.bar-in{max-width:1320px;margin:0 auto;padding:13px 32px;display:flex;align-items:center;
 justify-content:space-between;gap:26px;flex-wrap:wrap}
.sig{display:flex;align-items:center;gap:12px;font-size:15px;font-weight:600;
 letter-spacing:.22em;text-transform:uppercase;white-space:nowrap;color:var(--encre)}
.sig svg{width:34px;height:34px}
.bar nav{display:flex;gap:21px;font-size:15px;color:#6B6249;flex-wrap:wrap;justify-content:flex-end;flex:1}
.bar nav a{border-bottom:1px solid transparent;padding-bottom:2px;transition:.2s}
.bar nav a:hover{color:var(--ocre);border-bottom-color:var(--ocre)}
.bar nav a.ici{color:var(--nuit);border-bottom-color:var(--nuit);font-weight:500}
.burger{display:none;background:none;border:1px solid var(--barre-b);border-radius:3px;
 padding:9px 10px;cursor:pointer;line-height:0}
.burger span{display:block;width:20px;height:1.5px;background:#6B6249;margin:4px 0;
 transition:transform .25s,opacity .25s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}

/* réseaux */
.reseaux{display:flex;gap:10px}
.reseaux a{display:flex;align-items:center;justify-content:center;width:34px;height:34px;
 border-radius:50%;border:1px solid var(--filet);transition:.25s}
.reseaux a svg{width:16px;height:16px;fill:#6B6249;transition:fill .25s}
.reseaux a:hover{background:var(--nuit);border-color:var(--nuit);transform:translateY(-2px)}
.reseaux a:hover svg{fill:var(--papier)}

/* titre de page */
.tete{max-width:900px;margin:0 auto;padding:76px 32px 0;text-align:center}
.titre-ligne{display:flex;align-items:center;justify-content:center;gap:26px;flex-wrap:wrap}
.titre-ligne h1{margin:0}
.titre-ligne .reseaux a{width:40px;height:40px}
.titre-ligne .reseaux a svg{width:18px;height:18px}
h1{font-weight:600;font-size:clamp(38px,6vw,64px);line-height:1.08;margin:0}
.presentation{max-width:830px;margin:38px auto 0;padding:30px 34px;
 background:var(--bleu-fond);border:1px solid var(--bleu-pale);border-radius:3px;
 font-size:clamp(19px,2.1vw,23px);line-height:1.6;color:var(--nuit);text-align:center}
.presentation b{font-weight:600}
.presentation .fin{display:block;margin-top:12px}

/* pied */
.ecrire{max-width:760px;margin:0 auto;padding:44px 32px 92px;text-align:center}
.ecrire p{margin:0 0 26px;font-size:20px;color:var(--gris);line-height:1.6}
.bouton{display:inline-block;padding:15px 34px;border:1px solid var(--nuit);border-radius:2px;
 font-size:18px;letter-spacing:.09em;text-transform:uppercase;font-weight:500;color:var(--nuit);transition:.28s}
.bouton:hover{background:var(--nuit);color:var(--papier)}
.pied-res{display:flex;justify-content:center;margin-top:34px}
.pied-res .reseaux a{width:42px;height:42px}
.pied-res .reseaux a svg{width:19px;height:19px}
footer{border-top:1px solid var(--filet);padding:34px 32px 56px;text-align:center;
 font-size:14.5px;letter-spacing:.05em;color:var(--gris)}

/* téléchargement PDF */
.pdf{max-width:720px;margin:44px auto 0;padding:0 32px;text-align:center}
.pdf a{display:inline-flex;align-items:center;gap:11px;padding:13px 26px;
 border:1px solid var(--filet);border-radius:2px;font-size:16px;letter-spacing:.05em;
 color:var(--gris);transition:.25s;background:#EFEADF}
.pdf a:hover{border-color:var(--nuit);color:var(--nuit);background:var(--bleu-fond)}
.pdf svg{width:17px;height:17px;fill:currentColor}

@media (max-width:1100px){.bar nav{gap:15px;font-size:14px}}
@media (max-width:900px){
 .burger{display:block;order:2}
 .bar-in{padding:11px 18px;gap:14px;flex-wrap:wrap}
 .sig{font-size:13.5px;letter-spacing:.18em;order:1;flex:1}
 .sig svg{width:30px;height:30px}
 .bar nav{display:none;order:3;flex:0 0 100%;flex-direction:column;align-items:stretch;
  gap:0;justify-content:flex-start;border-top:1px solid var(--barre-b);margin-top:4px;padding:4px 0 8px}
 .bar nav.ouvert{display:flex}
 .bar nav a{padding:13px 2px;font-size:17.5px;border-bottom:none;color:var(--encre)}
 .bar nav a.ici{color:var(--nuit)}
}
@media (max-width:760px){body{font-size:20px} .tete{padding-top:52px}}
@media (max-width:620px){
 .tete,.texte,.corps,.mots,.grille,.deux,.ecrire,.bilan,.serie,.pages,.exergue,.exergues,
 .socle-in,.voies,.fermeture,.note,.etat-h,.fiche,.retour,.faces,.legende,.chapeau,.seuil,
 .chapo-q,.sources,.attente,.clos,.pdf{padding-left:20px;padding-right:20px}
 .tete{padding-top:44px}
 .presentation{padding:24px 22px}
 .bouton{padding:14px 26px;font-size:17px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}