/*@@polices*/
@font-face{font-family:"Atkinson Hyperlegible";src:url(../fonts/atkinson-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url(../fonts/atkinson-400-italic.woff2) format("woff2");font-weight:400;font-style:italic;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url(../fonts/atkinson-700.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Fraunces";src:url(../fonts/fraunces-600.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Fraunces";src:url(../fonts/fraunces-600-italic.woff2) format("woff2");font-weight:600;font-style:italic;font-display:swap}
@font-face{font-family:"Fraunces";src:url(../fonts/fraunces-900.woff2) format("woff2");font-weight:900;font-style:normal;font-display:swap}
/*@@fin-polices*/

/* Mise en page : une salle de classe. Le tapis vert de la scène d'ouverture porte un tableau noir encadré de bois
   où le professeur parle ; dessous, des pages claires en gros caractères, en bandes larges. */
:root{
  --papier:#F2F5F1;      /* fond des pages */
  --carte:#FFFFFF;       /* cartes */
  --encre:#0F1E18;       /* texte */
  --encre-douce:#34463E; /* texte secondaire (contraste > 9:1) */
  --ligne:#C3CFC7;
  --tapis:#0B4D33;       /* vert du tapis de jeu : accent principal */
  --tapis-fonce:#062C1D;
  --lien:#0B5A3B;
  --laiton:#7A5200;      /* or lisible sur fond clair */
  --or:#F2C14E;          /* or vif pour boutons */
  --sur-or:#1B1403;
  --rouge:#A3161F;       /* nœud papillon : avertissement */
  --focus:#0047C2;
  /* constantes de la scène (identiques en clair et en sombre) */
  --ardoise:#17251F; --craie:#F4F1E6; --bois:#7A4A22; --bois-clair:#A86B34;
  --f-titre:"Fraunces",Georgia,"Times New Roman",serif;
  --f-texte:"Atkinson Hyperlegible","Segoe UI",Verdana,Arial,sans-serif;
  --rayon:14px;
  --ombre:0 1px 2px rgba(6,44,29,.12),0 10px 28px -12px rgba(6,44,29,.35);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --papier:#0C1612;--carte:#14211B;--encre:#EEF3EF;--encre-douce:#C2CFC8;--ligne:#2C3D35;
  --tapis:#0E5A3B;--tapis-fonce:#05231A;--lien:#7FDDB0;--laiton:#F2C14E;--rouge:#FF8A8F;--focus:#FFD54A;
  --ombre:0 1px 2px rgba(0,0,0,.4),0 12px 30px -12px rgba(0,0,0,.7);color-scheme:dark}}
:root[data-theme="dark"]{
  --papier:#0C1612;--carte:#14211B;--encre:#EEF3EF;--encre-douce:#C2CFC8;--ligne:#2C3D35;
  --tapis:#0E5A3B;--tapis-fonce:#05231A;--lien:#7FDDB0;--laiton:#F2C14E;--rouge:#FF8A8F;--focus:#FFD54A;
  --ombre:0 1px 2px rgba(0,0,0,.4),0 12px 30px -12px rgba(0,0,0,.7);color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
html{font-size:125%;-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:1rem}
body{margin:0;background:var(--papier);color:var(--encre);font:400 1rem/1.6 var(--f-texte);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
[hidden]{display:none!important}
h1,h2,h3{font-family:var(--f-titre);font-weight:900;line-height:1.12;text-wrap:balance;margin:0 0 .5em;letter-spacing:-.01em}
h2{font-size:clamp(2rem,4.2vw,2.9rem)}
h3{font-size:1.35rem;font-weight:600}
p{margin:0 0 1em}
a{color:var(--lien);text-underline-offset:.18em;text-decoration-thickness:.08em}
a:hover{text-decoration-thickness:.15em}
:focus-visible{outline:4px solid var(--focus);outline-offset:3px;border-radius:6px}
.petit{font-size:.9rem;color:var(--encre-douce)}
.lead{font-size:1.15rem;max-width:40rem;color:var(--encre-douce)}

.saut{position:absolute;left:-999px;top:0;z-index:50;background:var(--or);color:var(--sur-or);padding:.8rem 1.2rem;font-weight:700}
.saut:focus{left:max(16px,env(safe-area-inset-left,0px));top:8px}

/* ---------- boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:3.2rem;padding:.75rem 1.5rem;
  border-radius:999px;border:3px solid transparent;font:700 1.1rem/1.2 var(--f-texte);text-decoration:none;cursor:pointer;
  transition:transform .15s ease,box-shadow .15s ease,background-color .15s ease;text-align:center}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-or{background:var(--or);color:var(--sur-or);box-shadow:0 4px 0 #A87A12}
.btn-or:hover{box-shadow:0 6px 0 #A87A12}
.btn-clair{background:transparent;color:var(--craie);border-color:var(--craie)}
.btn-tapis{background:var(--tapis);color:#fff;border-color:var(--tapis)}
.btn-amazon{width:100%;min-height:3.6rem;font-size:1.15rem;background:var(--or);color:var(--sur-or);box-shadow:0 4px 0 #A87A12}
.btn-amazon.est-inactif{background:repeating-linear-gradient(-45deg,var(--papier) 0 10px,var(--carte) 10px 20px);
  color:var(--encre-douce);border:3px dashed var(--ligne);box-shadow:none;cursor:not-allowed;transform:none}

/* ---------- barre du haut */
.barre{background:var(--papier);border-bottom:1px solid var(--ligne)}
.barre-in{max-width:76rem;margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;gap:.6rem 1.4rem;padding-block:.7rem;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.marque{display:flex;align-items:center;gap:.6rem;color:var(--encre);text-decoration:none;font:900 1.25rem/1 var(--f-titre);margin-right:auto}
.marque small{display:block;font:400 .75rem/1.2 var(--f-texte);color:var(--encre-douce);letter-spacing:.04em}
.jeton{width:2.4rem;height:2.4rem;flex:none}
.barre nav ul{display:flex;flex-wrap:wrap;gap:.2rem .3rem;list-style:none;margin:0;padding:0}
.barre nav a{display:block;padding:.45rem .7rem;border-radius:999px;color:var(--encre);text-decoration:none;font-weight:700;font-size:1rem}
.barre nav a:hover{background:var(--carte);box-shadow:inset 0 0 0 2px var(--ligne)}
.langue{display:inline-flex;align-items:center;min-height:2.6rem;padding:.4rem 1rem;border-radius:999px;border:2px solid var(--encre);
  color:var(--encre);font-weight:700;text-decoration:none}

/* ---------- scène d'accueil : tapis vert + tableau noir */
.scene{color:var(--craie);background:
  radial-gradient(120% 90% at 80% 10%,rgba(255,255,255,.07),transparent 60%),
  repeating-radial-gradient(circle at 30% 40%,rgba(0,0,0,.05) 0 2px,transparent 2px 5px),
  linear-gradient(160deg,#0B4D33,#062C1D)}
.scene-in{max-width:76rem;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:2rem 3rem;align-items:center;
  padding-block:clamp(1.8rem,4vw,3.6rem);padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.surtitre{font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.85rem;color:var(--or);margin-bottom:.8rem}
.scene h1{font-size:clamp(2.4rem,5.6vw,4.4rem);margin-bottom:.4em}
.scene h1 span{display:block;color:var(--or);font-style:italic;font-weight:600}
.chapo{font-size:1.2rem;max-width:32rem}
.actions{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.4rem 0 .6rem}
.scene .petit{color:rgba(244,241,230,.85)}
.scene :focus-visible{outline-color:#FFD54A}

.tableau{border-radius:18px;padding:14px;background:linear-gradient(135deg,var(--bois-clair),var(--bois) 40%,#5A3417);
  box-shadow:0 30px 60px -25px rgba(0,0,0,.8),inset 0 2px 0 rgba(255,255,255,.2)}
.ardoise{position:relative;overflow:hidden;border-radius:8px;min-height:clamp(22rem,44vw,32rem);
  background:radial-gradient(90% 70% at 30% 30%,#22362D,var(--ardoise) 70%);
  box-shadow:inset 0 0 40px rgba(0,0,0,.6);display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end}
.ardoise::after{content:"";position:absolute;left:8%;right:8%;bottom:0;height:10px;background:linear-gradient(#8A5A2B,#5A3417);border-radius:4px 4px 0 0}
.roue{position:absolute;pointer-events:none;animation:tourne 140s linear infinite;font:700 7px var(--f-texte)}
.roue text{fill:currentColor;text-anchor:middle;dominant-baseline:central}
.roue text.z{fill:#7FDDB0}
.roue-carte{width:120%;left:-60%;top:-18%;color:#F4F1E6;opacity:.16}
.roue-videos{width:26rem;right:-8rem;top:-8rem;color:var(--tapis);opacity:.13}
.couv{position:relative;overflow:hidden}
.couv picture{position:relative;z-index:1}
.bande-videos{position:relative;overflow:hidden}
.bande-videos .bande-in{position:relative;z-index:1}
.labo{position:absolute;inset:0;width:100%;height:100%;color:var(--craie);opacity:.42;pointer-events:none}
.labo .q{fill:currentColor;font-family:var(--f-titre);font-style:italic;font-weight:600;animation:flotte 7s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.labo .de{stroke-width:3;animation:tangue 9s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.labo .trait{stroke-dasharray:6 9}
@keyframes flotte{0%,100%{transform:translateY(0) rotate(-6deg);opacity:.55}50%{transform:translateY(-12px) rotate(6deg);opacity:1}}
@keyframes tangue{0%,100%{transform:rotate(-8deg)}50%{transform:rotate(10deg) translateY(-6px)}}
@keyframes tourne{to{transform:rotate(360deg)}}
/* défilé en couleurs : course à deux chevaux, tambour de tirage, roulette, liasse de billets, tickets à gratter, dés */
.defile{position:absolute;left:0;right:0;bottom:12%;z-index:1;overflow:hidden;opacity:.92;pointer-events:none}
.defile-piste{display:flex;align-items:flex-end;width:max-content;animation:defile 70s linear infinite}
.defile .obj{flex:none;height:clamp(4.8rem,9.5vw,7rem);width:auto;margin-right:clamp(2rem,5vw,4rem);overflow:visible}
.defile .num{stroke:none;font:700 9px Georgia,serif;text-anchor:middle}
.defile .mini{fill:#fff;font:700 4.6px var(--f-texte);text-anchor:middle;dominant-baseline:central}
.defile .mini2{font:700 7px var(--f-texte);text-anchor:middle}
.defile .tourne{animation:tourne 9s linear infinite;transform-box:view-box;transform-origin:0 0}
.defile .tourne-vite{animation:tourne 4s linear infinite;transform-box:view-box;transform-origin:0 0}
.defile .bille{animation:tourne 3s linear infinite reverse;transform-box:view-box;transform-origin:0 0}
.defile .galop{animation:galop .45s ease-in-out infinite alternate}
.defile .balle{animation:galop .6s ease-in-out infinite alternate}
@keyframes defile{from{transform:translateX(-50%)}to{transform:translateX(0)}}
@keyframes galop{from{transform:translateY(0)}to{transform:translateY(-4px)}}
.craie{position:relative;z-index:2;align-self:start;margin:1.3rem 0 0 1.4rem;font:600 italic clamp(1.25rem,2.3vw,1.7rem)/1.35 var(--f-titre);
  color:var(--craie);text-shadow:0 0 1px rgba(244,241,230,.6),0 0 8px rgba(244,241,230,.18);max-width:22rem;min-height:5.5em}
.craie.ecrit{animation:craie .5s ease-out}
@keyframes craie{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
.prof{position:relative;z-index:2;width:clamp(12rem,23vw,18.5rem);aspect-ratio:412/640;margin-right:1rem;margin-bottom:6px}
.prof .f{position:absolute;inset:0;width:100%;height:100%;visibility:hidden}
.prof .f.on{visibility:visible}
.prof{animation:respire 4.5s ease-in-out infinite;transform-origin:50% 100%}
@keyframes respire{50%{transform:scale(1.012,1.008)}}
.scene-texte{animation:entre .9s cubic-bezier(.2,.7,.2,1) both}
.tableau{animation:entre 1s .15s cubic-bezier(.2,.7,.2,1) both}
@keyframes entre{from{transform:translateY(24px);opacity:.01}}
.ecran-video{position:absolute;inset:0;z-index:5;background:#000;display:grid;place-items:center}
.ecran-video video{width:100%;height:100%;object-fit:contain}

/* ---------- bandes */
.bande{padding-block:clamp(2.6rem,6vw,4.6rem)}
.bande-in{max-width:76rem;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.bande-in + .bande-in{margin-top:2.6rem}
.bande-prof{background:var(--carte);border-bottom:1px solid var(--ligne)}
.grille-prof{display:grid;grid-template-columns:minmax(0,1fr);gap:2rem;align-items:start;justify-items:start;text-align:left}
.grille-prof>div{max-width:46rem}
.chiffre{border-left:6px solid var(--rouge);padding-left:1.2rem}
.chiffre-n{font:900 clamp(4rem,10vw,7rem)/.95 var(--f-titre);color:var(--rouge);margin-bottom:.3rem;font-variant-numeric:tabular-nums}
.chiffre p:last-child{font-size:1.05rem;color:var(--encre-douce)}
.regles{list-style:none;margin:1.2rem 0 0;padding:0;display:grid;gap:.7rem}
.regles li{padding-left:2.1rem;position:relative;font-size:1.05rem}
.regles li::before{content:"0";position:absolute;left:0;top:.05rem;width:1.5rem;height:1.5rem;border-radius:50%;background:var(--tapis);color:#fff;
  font:700 .8rem/1.5rem var(--f-titre);text-align:center}
.petit-titre{font:700 .85rem/1.2 var(--f-texte);letter-spacing:.08em;text-transform:uppercase;color:var(--laiton)}
.dessins{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}
.dessins figure{margin:0;border-radius:10px;overflow:hidden;border:2px solid var(--ligne);background:#fff}
.dessins img{width:100%;aspect-ratio:720/402;object-fit:cover}

.livres{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,19rem),1fr));gap:1.6rem;margin:2rem 0 1.2rem}
.livre{display:flex;flex-direction:column;background:var(--carte);border:1px solid var(--ligne);border-radius:var(--rayon);overflow:hidden;box-shadow:var(--ombre)}
.couv{background:linear-gradient(180deg,var(--tapis),var(--tapis-fonce));padding:1.4rem 1.4rem 0;display:flex;justify-content:center}
.couv img{width:min(100%,13rem);aspect-ratio:480/768;border-radius:4px 4px 0 0;box-shadow:0 -2px 18px rgba(0,0,0,.4);transition:transform .3s ease}
.livre:hover .couv img{transform:translateY(-6px) rotate(-1deg)}
.livre-corps{display:flex;flex-direction:column;gap:.35rem;padding:1.2rem 1.3rem 1.4rem;flex:1;min-width:0}
.sujet{font-weight:700;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--laiton);margin:0}
.livre h3{margin:0;font-size:1.4rem}
.sous{font-style:italic;color:var(--encre-douce);font-size:.95rem;margin:0}
.desc{margin:.4rem 0 .2rem;font-size:1rem}
.prix{display:flex;gap:.6rem;margin:.4rem 0 0;flex-wrap:wrap}
.prix div{flex:1;min-width:7rem;border:2px solid var(--ligne);border-radius:10px;padding:.45rem .7rem}
.prix dt{font-size:.8rem;color:var(--encre-douce);font-weight:700;text-transform:uppercase;letter-spacing:.06em}
.prix dd{margin:0;font:900 1.35rem/1.2 var(--f-titre);font-variant-numeric:tabular-nums}
.pages{font-size:.85rem;color:var(--encre-douce);margin:.2rem 0 .8rem}
.livre .btn-amazon{margin-top:auto}

.bande-videos{background:linear-gradient(180deg,var(--carte),var(--papier))}
.chaines{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.4rem;margin:1.8rem 0}
.chaine{border:2px solid var(--ligne);border-radius:var(--rayon);padding:1.4rem 1.5rem;background:var(--carte);display:flex;flex-direction:column;gap:.3rem;align-items:flex-start}
.chaine h3{font-size:1.6rem;margin:0}
.arobase{color:var(--encre-douce);font-size:1rem;margin-bottom:.6rem}
.playlists{border-top:2px solid var(--ligne);padding-top:1.4rem}
.playlists ol{margin:0 0 1rem;padding-left:1.6rem;font-size:1.1rem;display:grid;gap:.3rem}
.lien-fort{font-weight:700;font-size:1.05rem}
.a-la-une{margin-top:2rem}
.grille-videos{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,20rem),1fr));gap:1.2rem}
.video-clic{position:relative;display:grid;place-items:center;width:100%;aspect-ratio:16/9;border:0;border-radius:var(--rayon);cursor:pointer;
  background:radial-gradient(circle at 70% 40%,#22362D,var(--ardoise));color:var(--craie);font:700 1.15rem/1.3 var(--f-texte);padding:1rem;text-align:center}
.video-clic span{background:var(--or);color:var(--sur-or);border-radius:999px;padding:.6rem 1.2rem}
.video-clic small{position:absolute;left:1rem;right:1rem;bottom:.8rem;font:600 italic 1rem/1.3 var(--f-titre)}
.grille-videos iframe{width:100%;aspect-ratio:16/9;border:0;border-radius:var(--rayon)}

.reseaux{list-style:none;margin:1.6rem 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,15rem),1fr));gap:1rem}
.reseau{display:flex;flex-direction:column;justify-content:center;min-height:5rem;padding:1rem 1.3rem;border-radius:var(--rayon);
  background:var(--tapis);color:#fff;text-decoration:none;border:3px solid var(--tapis);transition:transform .15s ease}
.reseau:hover{transform:translateY(-3px)}
.r-nom{font:900 1.5rem/1.1 var(--f-titre)}
.r-prec{font-size:1rem;opacity:.92}
.reseau.r-youtube{background:#8C1219;border-color:#8C1219}
.reseau.r-instagram{background:#6A2C70;border-color:#6A2C70}
.reseau.r-tiktok{background:#111;border-color:#111}
.reseau.r-facebook{background:#1D4E9E;border-color:#1D4E9E}

/* ---------- pied */
.pied{background:var(--tapis-fonce);color:var(--craie);padding-block:2.6rem 2rem}
.pied-in{max-width:76rem;margin:0 auto;display:grid;gap:1.4rem;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.pied a{color:#FFE08A}
.pied .petit{color:rgba(244,241,230,.85);margin:0}
.alerte{display:flex;gap:1.2rem;align-items:flex-start;border:3px solid var(--or);border-radius:var(--rayon);padding:1.2rem 1.4rem;font-size:1.05rem}
.alerte p{margin:0 0 .5rem}
.age{flex:none;width:4rem;height:4rem;border-radius:50%;display:grid;place-items:center;background:#C8102E;color:#fff;font:900 1.3rem/1 var(--f-titre);
  border:4px solid #fff;margin:0}
.pied-liens{display:flex;flex-wrap:wrap;gap:.4rem 1.6rem;font-size:1.1rem;font-weight:700}

/* ---------- pages de texte */
.texte-legal{padding-block:2.4rem 3.4rem}
.etroit{max-width:44rem}
.texte-legal h1{font-size:clamp(2.2rem,5vw,3.2rem);margin-top:.6rem}
.texte-legal h2{font-size:1.5rem;margin-top:1.8rem}
.texte-legal li{margin-bottom:.4rem}
.encadre{background:var(--carte);border:2px solid var(--tapis);border-radius:var(--rayon);padding:1.1rem 1.3rem;font-size:1.1rem}
.grand{font-size:1.3rem}
.adresse-mail{font:900 1.6rem/1.3 var(--f-titre);word-break:break-word}
.a-remplir{background:#FFE36E;color:#2A2000;padding:.05em .3em;border-radius:4px;font-weight:700;outline:2px dashed #B8860B}

/* ---------- page de choix de la langue */
.choix-langue{min-height:100vh;display:grid;place-content:center;justify-items:center;gap:.6rem;text-align:center;padding:2rem 16px;
  background:linear-gradient(160deg,#0B4D33,#062C1D);color:var(--craie)}
.choix-langue h1{font-size:clamp(2rem,6vw,3rem)}
.choix-langue .btn{min-width:16rem}

/* ---------- apparitions (visibles au repos ; JS ajoute .attend seulement sous la ligne de flottaison) */
.revele{transition:transform .7s cubic-bezier(.2,.7,.2,1),opacity .7s ease}
.revele.attend{transform:translateY(22px);opacity:.5}

/* ---------- téléphone */
@media (max-width:860px){
  .scene-in{grid-template-columns:minmax(0,1fr)}
  .grille-prof{grid-template-columns:minmax(0,1fr)}
  .dessins{grid-template-columns:repeat(2,minmax(0,1fr))}
  .chaines{grid-template-columns:minmax(0,1fr)}
  .tableau{order:-1}
}
@media (max-width:520px){
  html{font-size:112.5%}
  .ardoise{grid-template-columns:minmax(0,1fr);justify-items:center;min-height:0}
  .craie{margin:1rem 1rem .4rem;min-height:4.2em;max-width:none;text-align:center}
  .prof{width:min(58vw,13rem);margin:0 0 6px}
  .defile{bottom:6%;opacity:.75}
  .actions .btn{flex:1 1 100%}
  .marque{font-size:1.1rem}
  .jeton{width:2rem;height:2rem}
  .langue{min-height:2.4rem;padding:.3rem .8rem}
  .barre nav{order:3;width:100%;overflow-x:auto}
  .barre nav ul{flex-wrap:nowrap}
  .barre nav a{padding:.35rem .55rem;white-space:nowrap;font-size:.95rem}
  .barre-in{gap:.4rem .8rem;padding-block:.5rem}
  .alerte{flex-direction:column}
}

/* ---------- mouvement réduit */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .revele.attend{transform:none;opacity:1}
}