:root{
  --ink:#1b2430; --navy:#1F4E78; --navy-dark:#163a5a;
  --coral:#e0714a; --coral-dark:#c65a35;
  --cream:#faf7f1; --paper:#ffffff; --line:#e2ddd2;
  --muted:#6b7280; --ok:#0f7a6a; --game:#f3efe6;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.55}
h1,h2,h3,h4{font-family:'Fraunces',Georgia,serif;font-weight:600;color:var(--navy-dark);
  line-height:1.2;margin:0 0 .45em}
a{color:var(--navy)}
p{max-width:68ch}
.wrap{max-width:920px;margin:0 auto;padding:0 22px}
header.hero{background:var(--navy-dark);color:#f3efe6;padding:40px 0 34px}
header.hero h1{color:#fff;font-size:clamp(1.55rem,3.8vw,2.35rem);max-width:22ch}
header.hero .kicker{color:#a9c2d8;font-size:.9rem;margin-bottom:10px}
header.hero .lede{color:#dce8f0;font-size:1.02rem;max-width:58ch;margin-top:10px}
header.hero a.back{color:#a9c2d8;text-decoration:none;font-size:.9rem;display:inline-block;margin-bottom:14px}
header.hero a.back:hover{color:#fff}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.pills span{border:1px solid rgba(255,255,255,.28);color:#eef4f8;padding:5px 12px;
  border-radius:20px;font-size:.82rem}
nav.top{background:var(--paper);border-bottom:1px solid var(--line);padding:10px 0;font-size:.9rem}
nav.top .wrap{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
nav.top a{text-decoration:none;font-weight:600}
nav.top .langs a{margin-left:8px;opacity:.85}
nav.top .langs a:hover,nav.top .langs a.active{opacity:1;color:var(--coral-dark)}
main{padding:28px 0 48px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin:14px 0}
.card h2{font-size:1.25rem;border-bottom:2px solid var(--navy);padding-bottom:8px;margin-bottom:14px}
.card h3{font-size:1.08rem;color:var(--coral-dark);margin-top:1.1em}
.obj li{margin:.35em 0}
.session-list{display:grid;gap:12px;margin-top:8px}
.session-list a{display:block;background:var(--paper);border:1px solid var(--line);
  border-radius:12px;padding:14px 16px;text-decoration:none;color:inherit}
.session-list a:hover{border-color:var(--navy);background:#f2f6fa}
.session-list .num{font-family:'Fraunces',serif;color:var(--coral);font-weight:700;font-size:1.2rem}
.session-list .t{font-weight:700;color:var(--navy-dark);display:block;margin-top:2px}
.session-list .s{font-size:.88rem;color:var(--muted)}
.fr-text{background:#fff;border-left:4px solid var(--navy);padding:12px 16px;margin:10px 0 16px}
.fr-text p{max-width:none}
.source{font-size:.82rem;color:var(--muted);font-style:italic}
.dialogue p{margin:.55em 0}
.video-box{background:#eef4f8;border:1px dashed var(--navy);border-radius:12px;padding:14px 16px;margin:12px 0}
.video-box a.btn{display:inline-block;margin-top:8px;background:var(--navy);color:#fff;
  padding:10px 14px;border-radius:10px;text-decoration:none;font-weight:700}
.video-box a.btn:hover{background:var(--navy-dark)}
.note{font-size:.88rem;color:var(--muted);margin-top:8px}
.game{background:var(--game);border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:12px 0}
.game h4{margin:0 0 .4em;color:var(--navy-dark)}
.game .options{font-size:.92rem}
table.mini{width:100%;border-collapse:collapse;font-size:.92rem}
table.mini td{border:1px solid var(--line);padding:8px;background:#fff}
ol.q li, .fiche li{margin:.5em 0}
.vocab{display:grid;gap:8px}
.vocab div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.vocab strong{color:var(--navy-dark)}
.fiche-box label{display:block;margin:.7em 0;font-size:.95rem}
.fiche-box input[type=text]{width:100%;max-width:100%;padding:8px 10px;border:1px solid var(--line);
  border-radius:8px;font:inherit;margin-top:4px;background:#fff}
details.corrige{margin-top:16px;border:1px solid var(--ok);border-radius:12px;background:#f0faf7}
details.corrige summary{cursor:pointer;padding:12px 14px;font-weight:700;color:var(--ok)}
details.corrige .inner{padding:0 14px 14px;font-size:.95rem}
.navsess{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:22px}
.navsess a{font-weight:700;text-decoration:none}
.lang-pick{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:28px 0}
.lang-pick a{display:block;text-align:center;background:var(--paper);border:2px solid var(--line);
  border-radius:16px;padding:28px 16px;text-decoration:none;color:inherit;font-weight:700;font-size:1.15rem}
.lang-pick a:hover{border-color:var(--coral);transform:translateY(-2px);transition:.15s}
.lang-pick .flag{font-size:2rem;display:block;margin-bottom:8px}
.scaffold{background:#fff8ee;border-left:4px solid var(--coral);padding:10px 14px;border-radius:8px;
  font-size:.92rem;margin:12px 0 18px;max-width:none}
footer{background:var(--navy-dark);color:#cfe0ec;padding:22px 0;font-size:.85rem;margin-top:20px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
footer a{color:#a9c2d8}
.blank{font-family:Georgia,serif;font-size:1.05rem;letter-spacing:.02em}
.au{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;margin:4px 0 12px;background:#eef4f8;border-radius:10px;padding:8px 12px}
.au .aul{font-weight:700;color:var(--navy-dark);font-size:.92rem}
.au audio{max-width:100%;height:40px;flex:1 1 260px}
@media (max-width:600px){
  .wrap{padding:0 16px}
  header.hero{padding:28px 0 24px}
}
figure.visu{margin:10px 0}figure.visu img{max-width:100%;height:auto;border:1px solid var(--line);border-radius:10px;background:#fff}figure.visu figcaption{font-size:.85rem;color:var(--muted);margin-top:6px}
.hub-link{display:inline-block;font-weight:700;font-size:1.05rem;text-decoration:none;
  color:var(--navy);border-bottom:2px solid var(--coral);padding-bottom:2px}
.hub-link:hover{color:var(--coral-dark)}
.secondary-hubs p{margin:.7em 0}
html[dir=rtl] body{text-align:right}
html[dir=rtl] .fr-text{border-left:none;border-right:4px solid var(--navy)}
html[dir=rtl] .scaffold{border-left:none;border-right:4px solid var(--coral)}
html[dir=rtl] nav.top .langs a{margin-left:0;margin-right:8px}
@media print{
  nav.top, .navsess, details.corrige, .video-box .btn, .au{display:none!important}
  body{background:#fff}
  .card,.game,.fr-text{break-inside:avoid}
}