/* ============================================================
   MesRevisions.com — Charte graphique unifiee (orange & vert)
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@600;700;800&family=Inter:wght@400;500;600;700;800&display=swap');
:root{
  --o-900:#7a2e0a;--o-800:#9c3d10;--o-700:#c24d14;--o-600:#f2661d;--o-500:#ff7a33;--o-400:#ff9a5c;--o-300:#ffbf94;--o-200:#ffdcc0;--o-100:#fff0e2;--o-50:#fff8f2;
  --g-900:#0f3d28;--g-800:#155a3a;--g-700:#1c7a4e;--g-600:#219b61;--g-500:#2fb877;--g-300:#9fe3c0;--g-100:#e6f9ee;--g-50:#f3fdf8;
  --ink:#2b2118;--muted:#7a6a5c;--danger:#d8433a;--blue:#3b82c4;
  --shadow-sm:0 3px 12px rgba(122,46,10,.08);--shadow-md:0 16px 36px rgba(122,46,10,.13);
  --font-head:'Baloo 2',system-ui,sans-serif;--font-body:'Inter',system-ui,sans-serif;
  --nav-h:64px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--o-50);line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font-head);letter-spacing:-.01em;margin:0 0 .5em}
a{text-decoration:none;color:inherit}img{max-width:100%;display:block}button{font-family:inherit}
.hidden{display:none!important}
.nav{position:sticky;top:0;z-index:80;background:rgba(255,248,242,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--o-100);min-height:var(--nav-h)}
.nav .wrap{max-width:1300px;margin:0 auto;min-height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;padding:8px 22px;gap:10px 12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:9px;font-family:var(--font-head);font-weight:800;font-size:1.22rem;color:var(--o-800)}
.brand svg{width:30px;height:30px}
.navlinks{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.navlink{padding:8px 13px;border-radius:10px;color:var(--o-800);font-weight:700;font-size:.88rem}
.navlink:hover{background:var(--o-100)}
.user-chip{display:flex;align-items:center;gap:8px;background:var(--o-100);padding:6px 12px 6px 6px;border-radius:999px;font-weight:700;font-size:.83rem;color:var(--o-800)}
.user-chip .av{width:26px;height:26px;border-radius:50%;background:var(--o-600);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:800}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:12px;padding:11px 19px;font-weight:800;font-size:.9rem;cursor:pointer;background:var(--o-600);color:#fff;transition:.15s;box-shadow:0 6px 16px rgba(242,102,29,.26)}
.btn:hover{transform:translateY(-1px);background:var(--o-700)}
.btn.sm{padding:7px 12px;font-size:.8rem;border-radius:9px}
.btn.xs{padding:5px 10px;font-size:.74rem;border-radius:8px}
.btn.lg{padding:14px 26px;font-size:1rem}.btn.block{width:100%}
.btn.green{background:var(--g-600);box-shadow:0 6px 16px rgba(33,155,97,.24)}.btn.green:hover{background:var(--g-700)}
.btn.alt{background:var(--o-100);color:var(--o-700);box-shadow:none}.btn.alt:hover{background:var(--o-200)}
.btn.ghost{background:transparent;color:var(--o-700);box-shadow:none;border:2px solid var(--o-300)}.btn.ghost:hover{background:var(--o-100)}
.btn.danger{background:var(--danger)}.btn.danger:hover{background:#b8362e}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none!important}
.badge{display:inline-flex;align-items:center;gap:6px;background:var(--o-100);color:var(--o-700);padding:6px 12px;border-radius:999px;font-weight:800;font-size:.76rem}
.badge.green{background:var(--g-100);color:var(--g-700)}
.mini-badge{background:var(--o-50);color:var(--o-700);padding:4px 10px;border-radius:999px;font-size:.72rem;font-weight:800;border:1px solid var(--o-200)}
.accueil{max-width:1200px;margin:0 auto;padding:38px 24px 80px}
.accueil-hero{text-align:center;margin-bottom:40px}
.accueil-hero h1{font-size:clamp(1.8rem,4vw,2.6rem);color:var(--o-900)}
.accueil-hero p{color:var(--muted);font-size:1.02rem;max-width:640px;margin:0 auto}
.chiffres{display:flex;gap:8px;flex-wrap:wrap}
.chiffres.une-ligne{flex-wrap:nowrap;gap:6px;overflow-x:auto;scrollbar-width:none}
.chiffres.une-ligne::-webkit-scrollbar{display:none}
.chiffres.une-ligne .mini-badge{white-space:nowrap;font-size:.63rem;padding:3px 7px;letter-spacing:-.1px}
.grille-matieres{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.carte-matiere{background:#fff;border:2px solid var(--o-100);border-radius:16px;padding:22px;box-shadow:var(--shadow-sm);transition:.2s;display:flex;flex-direction:column}
.carte-matiere:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--o-300)}
.carte-matiere .ico{font-size:2rem;margin-bottom:8px}
.carte-matiere h3{color:var(--o-800);font-size:1.12rem;margin-bottom:4px}
.carte-matiere .sous{color:var(--muted);font-size:.85rem;flex:1;margin-bottom:12px}
.carte-matiere .chiffres{margin-bottom:14px}
.carte-actions{display:flex;gap:8px;flex-wrap:wrap}
.cours-shell{display:grid;grid-template-columns:2fr 1fr;height:calc(100vh - var(--nav-h));overflow:hidden}
.panneau-cours{overflow-y:auto;padding:30px 38px 90px;scrollbar-gutter:stable}
.panneau-questions{overflow-y:auto;padding:24px 22px 90px;background:#fff;border-left:2px solid var(--o-100);scrollbar-gutter:stable}
.panneau-cours::-webkit-scrollbar,.panneau-questions::-webkit-scrollbar{width:9px}
.panneau-cours::-webkit-scrollbar-thumb,.panneau-questions::-webkit-scrollbar-thumb{background:var(--o-200);border-radius:9px}
.panneau-questions::-webkit-scrollbar-thumb{background:var(--g-200)}
.cours-header{border-bottom:3px solid var(--o-600);padding-bottom:14px;margin-bottom:22px}
.cours-header h1{font-size:1.85rem;color:var(--o-900);margin-bottom:4px}
.cours-header .meta{color:var(--muted);font-size:.88rem}
.sommaire{background:var(--o-50);border:2px solid var(--o-100);border-radius:14px;padding:16px 18px;margin-bottom:22px}
.sommaire h4{color:var(--o-800);font-size:.88rem;margin-bottom:8px}
.sommaire ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.sommaire a{display:block;padding:6px 12px;background:#fff;border-radius:999px;font-size:.8rem;font-weight:700;color:var(--o-700);border:1px solid var(--o-200)}
.sommaire a:hover{background:var(--o-600);color:#fff;border-color:var(--o-600)}
.theme-titre{text-align:center;font-size:.92rem;color:var(--o-700);letter-spacing:1.5px;text-transform:uppercase;font-weight:800;font-family:var(--font-head);margin:34px 0 12px;padding-bottom:6px;border-bottom:2px solid var(--o-200)}
.chapitre{background:#fff;border-radius:16px;box-shadow:var(--shadow-sm);border:1px solid var(--o-100);padding:26px 28px;margin-bottom:24px;scroll-margin-top:14px}
.chapitre>h2{font-size:1.42rem;color:var(--o-800);border-bottom:3px solid var(--o-100);padding-bottom:10px;margin-bottom:16px}
.chapitre h3{font-size:1.08rem;color:var(--g-700);margin:20px 0 8px;padding-left:10px;border-left:4px solid var(--g-500)}
.chapitre h4{font-size:.98rem;color:var(--o-800);margin:14px 0 6px}
.chapitre ul,.chapitre ol{margin:8px 0 8px 20px}.chapitre li{margin-bottom:5px;font-size:.94rem}
.chapitre p{font-size:.94rem}
.definition,.propriete,.methode,.exemple,.remarque,.attention,.astuce,
.vocabulaire,.date-cle,.chiffre-cle,.portrait,.artiste,.experience,.loi{
  padding:14px 17px;margin:14px 0;border-radius:0 12px 12px 0;font-size:.92rem}
.definition{background:var(--o-50);border-left:5px solid var(--o-600)}
.definition strong:first-child{color:var(--o-800);display:block;margin-bottom:4px}
.propriete{background:var(--g-50);border-left:5px solid var(--g-600)}
.propriete strong:first-child{color:var(--g-800);display:block;margin-bottom:4px}
.methode{background:#eef4fd;border-left:5px solid var(--blue)}
.methode strong:first-child{color:#1c5a94;display:block;margin-bottom:4px}
.exemple{background:#f3e9fb;border-left:5px solid #9350c9}
.exemple strong:first-child{color:#6c3483;display:block;margin-bottom:4px}
.remarque{background:#fffaf5;border-left:5px solid var(--o-400)}
.remarque strong:first-child{color:var(--o-700);display:block;margin-bottom:4px}
.attention,.loi{background:#fdf0e8;border-left:5px solid #e2703a}
.attention strong:first-child,.loi strong:first-child{color:#b4471a;display:block;margin-bottom:4px}
.astuce{background:var(--g-100);border-left:5px solid var(--g-500)}
.astuce strong:first-child{color:var(--g-800);display:block;margin-bottom:4px}
.date-cle,.chiffre-cle{background:#fff6e5;border-left:5px solid #d9a441}
.date-cle strong:first-child,.chiffre-cle strong:first-child{color:#8a5a00;display:block;margin-bottom:4px}
.vocabulaire{background:#f2f0fa;border-left:5px solid #7a6bc4}
.vocabulaire strong:first-child{color:#4a3d91;display:block;margin-bottom:4px}
.portrait,.artiste{background:var(--g-50);border-left:5px solid var(--g-600)}
.portrait strong:first-child,.artiste strong:first-child{color:var(--g-800);display:block;margin-bottom:4px}
.experience{background:#f3e9fb;border-left:5px solid #9350c9}
.experience strong:first-child{color:#6c3483;display:block;margin-bottom:4px}
.source{background:#fcfaf7;border:1px solid var(--o-200);border-left:5px solid var(--o-500);border-radius:0 12px 12px 0;padding:14px 17px;margin:14px 0;font-family:Georgia,serif;font-style:italic;color:#4a3d33;font-size:.92rem}
.source strong:first-child{color:var(--o-800);font-style:normal;display:block;margin-bottom:5px;font-family:var(--font-body)}
.source .auteur{display:block;text-align:right;font-size:.8rem;color:var(--muted);margin-top:6px;font-style:normal}
.etapes{counter-reset:etape;list-style:none;margin:12px 0;padding:0}
.etapes li{counter-increment:etape;position:relative;padding:10px 14px 10px 46px;margin-bottom:8px;background:var(--g-50);border-radius:10px;border-left:4px solid var(--g-500);font-size:.9rem}
.etapes li::before{content:counter(etape);position:absolute;left:12px;top:10px;width:24px;height:24px;background:var(--g-600);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.8rem}
.formule{background:#fff;border:1.5px dashed var(--o-300);border-radius:10px;padding:12px 16px;text-align:center;font-weight:700;color:var(--o-800);margin:14px 0;font-size:1rem;font-family:Georgia,serif}
.illustration{background:var(--o-50);border:2px solid var(--o-200);border-radius:12px;padding:14px;margin:14px 0;text-align:center}
.illustration svg{max-width:100%;height:auto;margin:0 auto}
.illustration img{max-width:100%;max-height:360px;width:auto;height:auto;margin:0 auto;border-radius:8px;display:block;object-fit:contain}
.illustration figcaption{margin-top:8px;font-size:.8rem;color:var(--muted);font-style:italic}
.illustration .credit-photo{display:block;margin-top:2px;font-size:.7rem;color:var(--muted);font-style:normal;opacity:.8}
.illustration .duo-photos{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.illustration .duo-photos .duo-item{flex:1;min-width:150px;max-width:220px}
.illustration .duo-photos .duo-item img{width:100%;height:150px;object-fit:cover;border-radius:8px}
.illustration .duo-photos .duo-item span{display:block;margin-top:6px;font-size:.8rem;font-weight:700;color:var(--o-800)}
.chapitre table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.86rem}
.chapitre th,.chapitre td{border:1px solid var(--o-200);padding:8px 10px;text-align:left}
.chapitre th{background:var(--o-700);color:#fff;font-weight:700;text-align:center}
.chapitre tbody tr:nth-child(even){background:var(--o-50)}
.lexique{background:var(--o-50);border-radius:12px;padding:16px 20px;margin:16px 0;border:1px solid var(--o-200)}
.lexique h4{color:var(--o-800);margin-bottom:10px}
.lexique dt{font-weight:800;color:var(--g-700);margin-top:8px;font-size:.9rem}
.lexique dd{margin-left:16px;margin-bottom:3px;font-size:.88rem}
.cours-nav{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:28px;padding-top:18px;border-top:2px solid var(--o-100)}
.pq-titre{font-family:var(--font-head);font-weight:800;font-size:1.05rem;color:var(--o-800);margin-bottom:4px;display:flex;align-items:center;gap:6px;position:sticky;top:-24px;background:#fff;padding:24px 0 8px;z-index:5}
.pq-sous{color:var(--muted);font-size:.78rem;margin-bottom:14px}
.pq-item{border:2px solid var(--o-100);border-radius:12px;padding:13px 15px;margin-bottom:14px;background:var(--o-50)}
.pq-item .pq-chap{font-size:.68rem;text-transform:uppercase;letter-spacing:.04em;color:var(--o-600);font-weight:800;margin-bottom:4px}
.pq-item .pq-q{font-weight:700;font-size:.86rem;color:var(--ink);margin-bottom:8px}
.pq-item .pq-toggle{width:100%;text-align:left;background:var(--o-100);border:0;padding:7px 10px;border-radius:8px;font-weight:700;font-size:.76rem;color:var(--o-700);cursor:pointer;margin-bottom:6px}
.pq-item .pq-toggle:hover{background:var(--o-200)}
.pq-item .pq-toggle.pq-toggle-methode{background:var(--blue);color:#fff}
.pq-item .pq-toggle.pq-toggle-methode:hover{background:#2c68a0}
.pq-methode{margin-top:6px;padding:0;background:#eef4fd;border-radius:10px;border:1.5px solid #c7dcf0;overflow:hidden}
.pq-methode-titre{background:var(--blue);color:#fff;font-weight:800;font-size:.75rem;padding:7px 11px;text-transform:uppercase;letter-spacing:.03em}
.pq-methode ol{counter-reset:etm;list-style:none;margin:0;padding:10px 11px}
.pq-methode li{counter-increment:etm;position:relative;padding:6px 8px 6px 30px;margin-bottom:6px;font-size:.79rem;line-height:1.45;color:#1c3d5c}
.pq-methode li::before{content:counter(etm);position:absolute;left:0;top:6px;width:19px;height:19px;background:var(--blue);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.68rem}
.pq-item .pq-rep{margin-top:8px;padding:10px 12px;background:var(--g-50);border-left:3px solid var(--g-500);border-radius:0 8px 8px 0;font-size:.83rem;color:var(--g-900)}
.pq-item .pq-rep strong{color:var(--g-700)}
.pq-vide{text-align:center;color:var(--muted);font-size:.85rem;padding:30px 10px}
.quiz-page{max-width:820px;margin:0 auto;padding:32px 24px 80px}
.quiz-page-header{text-align:center;margin-bottom:26px}
.quiz-page-header h1{color:var(--o-900);font-size:1.7rem}
.quiz-liste{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;margin-bottom:10px}
.quiz-tuile{background:#fff;border:2px solid var(--o-100);border-radius:14px;padding:18px;text-align:center;cursor:pointer;transition:.15s;box-shadow:var(--shadow-sm)}
.quiz-tuile:hover{border-color:var(--o-400);transform:translateY(-2px)}
.quiz-tuile.fait{border-color:var(--g-400);background:var(--g-50)}
.quiz-tuile .num{font-family:var(--font-head);font-weight:800;font-size:1.5rem;color:var(--o-700)}
.quiz-tuile .lbl{font-size:.8rem;color:var(--muted);margin:4px 0 10px}
.quiz-tuile .note-badge{display:inline-block;font-weight:800;font-size:.85rem;padding:5px 12px;border-radius:999px;background:var(--g-100);color:var(--g-700)}
.quiz-tuile .note-badge.faible{background:#fdecea;color:#9c2a22}
.quiz-tuile .note-badge.moyen{background:#fff3d6;color:#8a5a00}
.quiz-card{background:#fff;border:2px solid var(--o-100);border-radius:14px;padding:18px 20px;margin-bottom:14px;box-shadow:var(--shadow-sm)}
.quiz-num{display:inline-flex;width:26px;height:26px;background:var(--o-600);color:#fff;border-radius:50%;align-items:center;justify-content:center;font-weight:800;font-size:.78rem;margin-right:8px}
.quiz-q{font-weight:800;color:var(--o-800);margin-bottom:12px;font-size:.96rem}
.quiz-options label{display:block;padding:10px 13px;margin:6px 0;background:var(--o-50);border-radius:10px;cursor:pointer;border:2px solid transparent;font-size:.88rem;transition:.15s}
.quiz-options label:hover{background:var(--o-100)}
.quiz-options input{margin-right:8px}
.quiz-options label.correct{background:var(--g-100)!important;border-color:var(--g-500)!important}
.quiz-options label.incorrect{background:#fdecea!important;border-color:var(--danger)!important}
.quiz-feedback{margin-top:8px;padding:8px 12px;border-radius:8px;font-weight:700;font-size:.82rem}
.quiz-feedback.ok{background:var(--g-100);color:var(--g-800)}
.quiz-feedback.ko{background:#fdecea;color:#9c2a22}
.quiz-submit{display:block;width:100%;max-width:380px;margin:24px auto;padding:14px 22px;background:var(--o-600);color:#fff;border:0;border-radius:12px;font-size:1rem;font-weight:800;cursor:pointer;box-shadow:0 8px 18px rgba(242,102,29,.28)}
.quiz-submit:hover{background:var(--o-700);transform:translateY(-1px)}
.quiz-submit:disabled{background:#b8ada4;cursor:not-allowed;transform:none}
.quiz-score{display:none;text-align:center;padding:26px;margin:22px auto;background:#fff;border-radius:16px;box-shadow:var(--shadow-md);max-width:440px}
.quiz-score h2{font-size:1.5rem;color:var(--o-800)}
.quiz-score .score-value{font-size:2.6rem;font-weight:800;color:var(--o-700);font-family:var(--font-head)}
.quiz-score .note-sur-20{font-size:1.1rem;font-weight:700;color:var(--g-700);margin-top:4px}
.quiz-score .score-bar{height:11px;background:var(--o-100);border-radius:999px;margin:14px 0;overflow:hidden}
.quiz-score .score-bar-fill{height:100%;background:linear-gradient(90deg,var(--o-500),var(--g-500));border-radius:999px;transition:width .7s ease}
.locked-wrap{min-height:calc(100vh - var(--nav-h));display:flex;align-items:center;justify-content:center;padding:60px 20px}
.locked-card{max-width:560px;width:100%;text-align:center;padding:40px 36px;background:#fff;border-radius:18px;box-shadow:var(--shadow-md)}
.footer{background:var(--o-900);color:#ffe3ca;padding:30px 24px;text-align:center;font-size:.82rem}
.footer a{color:#ffcda0}
.field label{display:block;font-weight:700;font-size:.85rem;margin-bottom:5px;color:var(--o-800)}
.field textarea{width:100%;padding:11px 13px;border:1.5px solid var(--o-200);border-radius:10px;background:#fff;font-size:.92rem;margin-bottom:12px;font-family:inherit;resize:vertical}
.field textarea:focus{outline:none;border-color:var(--o-500);box-shadow:0 0 0 3px var(--o-100)}
.field input,.field select{width:100%;padding:11px 13px;border:1.5px solid var(--o-200);border-radius:10px;background:#fff;font-size:.92rem;margin-bottom:12px;font-family:inherit}
.field input:focus,.field select:focus{outline:none;border-color:var(--o-500);box-shadow:0 0 0 3px var(--o-100)}
.auth-wrap{min-height:calc(100vh - var(--nav-h));display:flex;align-items:center;justify-content:center;padding:40px 20px}
.auth-box{width:100%;max-width:420px;background:#fff;border-radius:18px;padding:34px 32px;box-shadow:var(--shadow-md)}
.notice{padding:12px 14px;border-radius:10px;background:#fff3d6;color:#8a5a00;font-size:.85rem;font-weight:600;margin-bottom:14px}
.notice.error{background:#fdecea;color:#9c2a22}
.notice.success{background:var(--g-100);color:var(--g-800)}
.admin-shell{max-width:1200px;margin:0 auto;padding:30px 24px 70px}
.admin-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:26px}
.admin-stat{background:#fff;border:2px solid var(--o-100);border-radius:14px;padding:18px;text-align:center}
.admin-stat .val{font-family:var(--font-head);font-weight:800;font-size:1.7rem;color:var(--o-700)}
.admin-stat .lbl{color:var(--muted);font-size:.8rem}
.admin-table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm)}
.admin-table th{background:var(--o-700);color:#fff;padding:11px 14px;text-align:left;font-size:.82rem}
.admin-table td{padding:11px 14px;border-bottom:1px solid var(--o-100);font-size:.86rem}
.admin-table tr:hover td{background:var(--o-50)}
.tag-role{padding:3px 9px;border-radius:999px;font-size:.7rem;font-weight:800}
.tag-role.eleve{background:var(--o-100);color:var(--o-700)}
.tag-role.admin{background:var(--g-100);color:var(--g-700)}
@media(max-width:980px){
  .cours-shell{grid-template-columns:1fr;height:auto;overflow:visible}
  .panneau-questions{border-left:0;border-top:2px solid var(--o-100)}
  .grille-matieres{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .grille-matieres{grid-template-columns:1fr}
  .navlink{display:none}
  .panneau-cours{padding:20px 16px 60px}.chapitre{padding:18px}
}
@media print{
  .nav,.footer,.cours-nav,.sommaire,.panneau-questions,.barre-outils{display:none!important}
  .cours-shell{grid-template-columns:1fr;height:auto;overflow:visible;display:block}
  .panneau-cours{overflow:visible;padding:0}
  .chapitre{box-shadow:none;border:0;page-break-inside:avoid}
  .cours-page{max-width:100%;padding:0}
  .rep{display:block!important}
}

/* ---------- Fiches de revision (pages "questions-6e-*") ---------- */
.cours-page{max-width:960px;margin:0 auto;padding:34px 24px 80px}
.barre-outils{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.bloc-questions{background:#fff;border:1px solid var(--o-100);border-radius:18px;box-shadow:var(--shadow-sm);padding:28px;margin-bottom:26px}
.bloc-questions h2{font-size:1.38rem;color:var(--o-800);border-bottom:3px solid var(--o-100);padding-bottom:10px;margin-bottom:6px}
.bloc-questions .compteur{color:var(--muted);font-size:.85rem;margin-bottom:18px}
.question-item{border:1px solid var(--o-100);border-radius:14px;padding:16px 18px;margin-bottom:12px;background:var(--o-50)}
.question-item .entete{display:flex;align-items:flex-start;gap:10px}
.num-q{display:inline-flex;width:28px;height:28px;background:var(--o-600);color:#fff;border-radius:50%;align-items:center;justify-content:center;font-weight:800;font-size:.84rem;flex:none;margin-top:2px}
.txt-q{font-weight:600;flex:1}
.rep{margin-top:10px;padding:12px 14px;background:var(--g-50);border-left:4px solid var(--g-500);border-radius:0 10px 10px 0;font-size:.92rem}
.rep strong{color:var(--g-700)}

/* ---------- Espace eleve et administration (moteur multi-niveaux) ---------- */
.small-muted{color:var(--muted);font-size:.85rem}
.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.row{display:flex;align-items:center;gap:12px}
.card{background:#fff;border:1px solid var(--o-100);border-radius:18px;padding:22px;box-shadow:var(--shadow-sm)}
.card.hoverable{transition:transform .2s ease,box-shadow .2s ease}.card.hoverable:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.icon-tile{width:50px;height:50px;border-radius:14px;background:var(--o-100);color:var(--o-700);display:flex;align-items:center;justify-content:center;margin-bottom:10px;flex:none}
.icon-tile svg{width:26px;height:26px}
.icon-mini{display:inline-flex;width:18px;height:18px;vertical-align:-4px}.icon-mini svg{width:100%;height:100%}
.badge.dark{background:var(--o-700);color:#fff}.badge.green.dark{background:var(--g-600);color:#fff}
.badge.premium{background:linear-gradient(90deg,var(--o-600),var(--o-500));color:#fff}
.select{width:100%;padding:12px 14px;border:1.5px solid var(--o-200);border-radius:12px;background:#fff;font-weight:700;color:var(--o-800);margin-bottom:6px;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f2661d' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;background-size:18px}
.select:disabled{background-color:var(--o-50);color:var(--muted);cursor:not-allowed}
.app-shell{display:grid;grid-template-columns:270px 1fr 340px;min-height:calc(100vh - var(--nav-h))}
.app-side{padding:26px 20px;background:#fff;border-right:1px solid var(--o-100);overflow-y:auto}
.app-main{padding:32px;overflow-y:auto}
.app-chat{padding:24px;background:#fff;border-left:1px solid var(--o-100);display:flex;flex-direction:column}
.catalog-head{margin-bottom:18px}.catalog-head h2{font-size:1.4rem;color:var(--o-800);margin-bottom:4px}
.lesson-catalog-list{display:flex;flex-direction:column;gap:12px}
.lesson-catalog-card{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 20px;border-radius:18px;border:2px solid var(--o-100);background:#fff;cursor:pointer;transition:.15s}
.lesson-catalog-card:hover{border-color:var(--o-400);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.lesson-catalog-card.done{border-color:var(--g-300);background:var(--g-50)}.lesson-catalog-card.locked{background:var(--o-50);opacity:.92}
.lesson-catalog-card .lc-title{font-weight:800;color:var(--o-800);font-size:1.02rem}.lesson-catalog-card .lc-sub{color:var(--muted);font-size:.85rem;margin-top:2px}
.done-check{display:inline-flex;align-items:center;gap:6px;color:var(--g-700);font-weight:800;font-size:.85rem;background:var(--g-100);padding:6px 12px;border-radius:999px}
.lock-badge{display:inline-flex;align-items:center;gap:6px;color:var(--o-700);font-weight:800;font-size:.8rem;background:var(--o-100);padding:6px 12px;border-radius:999px}
.lesson-list{display:flex;flex-direction:column;gap:8px}
.lesson-btn{text-align:left;padding:12px 14px;border-radius:12px;border:1.5px solid transparent;background:var(--o-50);font-weight:700;color:var(--o-800);cursor:pointer;font-size:.92rem}
.lesson-btn:hover{background:var(--o-100)}.lesson-btn.active{background:var(--o-100);border-color:var(--o-400)}
.submenu{display:flex;flex-direction:column;gap:6px;margin:4px 0 4px 10px;padding-left:10px;border-left:2px solid var(--o-200)}
.submenu-item{text-align:left;padding:9px 12px;border-radius:10px;border:1px solid transparent;background:transparent;font-weight:600;color:var(--o-800);cursor:pointer;font-size:.85rem}
.submenu-item:hover{background:var(--o-100)}.submenu-item.active{background:var(--o-100);border-color:var(--o-400)}
.premium-teaser{text-align:center;padding:56px 30px;background:linear-gradient(135deg,var(--o-50),var(--g-50));border:2px dashed var(--o-300)}
.premium-teaser .lock-emoji{font-size:3rem;margin-bottom:10px}
.subject-card{cursor:pointer;text-align:left;border:2px solid var(--o-100)}
.subject-card h4{margin:0 0 4px;font-size:1rem;color:var(--o-800)}.subject-card span{color:var(--muted);font-size:.8rem}
.chatlog{flex:1;overflow-y:auto;background:var(--o-50);border-radius:16px;padding:14px;margin-bottom:14px;min-height:280px}
.msg{padding:11px 14px;border-radius:14px;margin:8px 0;font-size:.92rem;max-width:92%}
.msg.user{background:var(--o-600);color:#fff;margin-left:auto;border-bottom-right-radius:4px}
.msg.ai{background:#fff;border:1px solid var(--o-100);margin-right:auto;border-bottom-left-radius:4px}
.chat-input{display:flex;flex-direction:column;gap:10px}
.chat-input textarea{width:100%;padding:12px 14px;border:1.5px solid var(--o-200);border-radius:14px;resize:vertical;font-family:inherit}
.chat-input textarea:focus{outline:none;border-color:var(--o-500);box-shadow:0 0 0 4px var(--o-100)}
.tablewrap{overflow-x:auto;border-radius:18px}
table.users{width:100%;border-collapse:collapse;background:#fff;min-width:1080px}
table.users thead th{text-align:left;padding:14px 16px;background:var(--o-800);color:var(--o-100);font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;font-weight:800}
table.users thead th:first-child{border-top-left-radius:16px}table.users thead th:last-child{border-top-right-radius:16px}
table.users td{padding:13px 16px;border-bottom:1px solid var(--o-100);font-size:.88rem;vertical-align:middle}
table.users tbody tr:hover{background:var(--o-50)}
.pill{padding:4px 10px;border-radius:999px;font-weight:800;font-size:.72rem}
.pill.trial{background:#fff1cf;color:#8a6100}.pill.active{background:var(--g-100);color:var(--g-700)}
.pill.pending{background:#e3ecfb;color:#28479c}.pill.blocked{background:#fdecea;color:#9c2a22}
.progress-chip{display:inline-flex;align-items:center;gap:6px;background:var(--g-100);color:var(--g-700);padding:4px 10px;border-radius:999px;font-weight:800;font-size:.78rem;cursor:pointer}
.progress-chip:hover{background:var(--g-200)}
.actions-cell{display:flex;flex-wrap:wrap;gap:6px}
.drawer-overlay{position:fixed;inset:0;background:rgba(43,33,24,.45);z-index:100;display:flex;align-items:flex-start;justify-content:center;padding:40px 20px;overflow-y:auto}
.drawer{background:#fff;border-radius:24px;max-width:640px;width:100%;padding:30px;box-shadow:var(--shadow-md);position:relative}
.drawer h3{color:var(--o-800);margin-bottom:4px}
.drawer-section{margin-top:18px}.drawer-section h4{font-size:.82rem;text-transform:uppercase;color:var(--g-700);letter-spacing:.04em;margin-bottom:10px}
.progress-item{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--o-100);font-size:.88rem}
.notif-item{padding:10px 0;border-bottom:1px solid var(--o-100);font-size:.85rem}
.notif-item .notif-status{font-weight:800;font-size:.72rem;padding:3px 8px;border-radius:999px;margin-right:8px}
.notif-status.envoye{background:var(--g-100);color:var(--g-700)}.notif-status.simule{background:#fff1cf;color:#8a6100}
.notif-status.erreur,.notif-status.sans_destinataire{background:#fdecea;color:#9c2a22}
.btn.admin-tab{opacity:.55}.btn.admin-tab.active{opacity:1}
@media(max-width:980px){.app-shell{grid-template-columns:1fr}.app-side,.app-chat{border:0;border-bottom:1px solid var(--o-100)}}

/* ---------- Ancien moteur multi-niveaux : contenu des pages de cours ---------- */
/* Gabarit documente dans GUIDE-MODIFICATION.md (.partie / .encadre-* / .methode-head) */
.partie{margin:0 0 34px}
.partie-titre{font-family:var(--font-head);font-weight:800;font-size:1.3rem;color:var(--o-800);border-bottom:3px solid var(--o-100);padding-bottom:10px;margin-bottom:16px}
.sous-titre{font-weight:800;color:var(--g-700);margin:18px 0 6px;font-size:1rem}
.label{font-weight:800;display:block;margin-bottom:5px}
.encadre-def,.encadre-prop,.encadre-exemple,.encadre-remarque,.encadre-attention,.encadre-astuce,.encadre-date,.encadre-vocab,.encadre-portrait{
  padding:16px 20px;margin:16px 0;border-radius:0 12px 12px 0}
.encadre-def{background:var(--o-50);border-left:5px solid var(--o-600)}.encadre-def .label{color:var(--o-800)}
.encadre-prop{background:var(--g-50);border-left:5px solid var(--g-600)}.encadre-prop .label{color:var(--g-800)}
.encadre-exemple{background:#eef4fd;border-left:5px solid var(--blue)}.encadre-exemple .label{color:#1c5a94}
.encadre-remarque{background:#fffaf5;border-left:5px solid var(--o-400)}.encadre-remarque .label{color:var(--o-700)}
.encadre-attention{background:#fdf0e8;border-left:5px solid #e2703a}.encadre-attention .label{color:#b4471a}
.encadre-astuce{background:var(--g-100);border-left:5px solid var(--g-500)}.encadre-astuce .label{color:var(--g-800)}
.encadre-date{background:#fff6e5;border-left:5px solid #d9a441}.encadre-date .label{color:#8a5a00}
.encadre-vocab{background:#f2f0fa;border-left:5px solid #7a6bc4}.encadre-vocab .label{color:#4a3d91}
.encadre-portrait{background:var(--g-50);border-left:5px solid var(--g-600)}.encadre-portrait .label{color:var(--g-800)}
.source-hist{background:#fcfaf7;border:1px solid var(--o-200);border-left:5px solid var(--o-500);border-radius:0 12px 12px 0;padding:16px 20px;margin:16px 0;font-family:Georgia,serif;font-style:italic;color:#4a3d33}
.source-hist .label{font-style:normal;color:var(--o-800)}
.source-hist .auteur{display:block;text-align:right;font-size:.85rem;color:var(--muted);margin-top:8px;font-style:normal}
.methode-head{background:var(--o-100);padding:12px 18px;border-radius:14px 14px 0 0;font-weight:800;color:var(--o-800);font-family:var(--font-head)}
.methode-body{padding:18px 20px;background:#fff;border:2px solid var(--o-200);border-top:0;border-radius:0 0 14px 14px;margin-bottom:18px}
.methode-enonce{background:var(--o-50);border-radius:10px;padding:14px 16px;margin-bottom:14px;font-weight:600}
.methode-correction{background:var(--g-50);border-left:4px solid var(--g-500);border-radius:0 10px 10px 0;padding:14px 16px}
.methode-correction .label{color:var(--g-700)}
.exercice{background:#fffdf5;border:2px solid var(--o-300);border-radius:14px;padding:18px 20px;margin:18px 0}
.correction-bloc{margin-top:12px;padding:14px 16px;background:var(--g-50);border-left:4px solid var(--g-500);border-radius:0 10px 10px 0;font-size:.93rem;color:var(--g-900)}

/* ---------- Page d'accueil : landing marketing ---------- */
.navlink.actif{background:var(--o-100)}
.hero-landing{background:radial-gradient(1100px 550px at 88% -12%,var(--g-100),transparent),radial-gradient(700px 420px at 6% 0%,var(--o-100),transparent),linear-gradient(180deg,#fff8f2,#fff 70%)}
.hero-landing .wrap{max-width:1300px;margin:0 auto;padding:64px 24px 30px;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-landing h1{font-size:clamp(2.1rem,4.2vw,3.15rem);color:var(--o-900);line-height:1.12;margin:18px 0}
.hero-landing h1 .accent{color:var(--g-600)}
.hero-landing .lead{color:var(--muted);font-size:1.08rem;max-width:520px;margin:0 0 26px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.hero-trust{display:flex;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:.86rem}
.hero-trust b{color:var(--o-700)}
.hero-illustration svg{width:100%;height:auto;filter:drop-shadow(0 22px 46px rgba(122,46,10,.16))}
.section-landing{padding:64px 24px;max-width:1280px;margin:0 auto}
.section-landing.alt{background:#fff}
.section-landing-head{max-width:640px;margin:0 auto 36px;text-align:center}
.section-landing-head .badge{margin-bottom:14px}
.section-landing-head h2{font-size:clamp(1.55rem,3vw,2.15rem);color:var(--o-900)}
.section-landing-head p{color:var(--muted);font-size:1rem}
.filieres-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.filiere-card{background:#fff;border:2px solid var(--o-100);border-radius:16px;padding:16px 18px;display:flex;align-items:center;gap:12px;transition:.15s}
.filiere-card:hover{border-color:var(--o-300);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.filiere-card .emo{font-size:1.5rem;flex:none}
.filiere-card .nom{font-weight:700;color:var(--o-800);font-size:.88rem;line-height:1.3}
.pricing-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:820px;margin:0 auto}
.pricing-card{background:#fff;border:2px solid var(--o-100);border-radius:22px;padding:34px 30px;text-align:center;position:relative}
.pricing-card.featured{border-color:var(--o-500);box-shadow:var(--shadow-md)}
.pricing-card .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%)}
.pricing-card h3{color:var(--o-800);font-size:1.05rem;margin-bottom:6px}
.pricing-card .prix{font-family:var(--font-head);font-weight:800;font-size:2.3rem;color:var(--o-800);margin:8px 0}
.pricing-card .prix small{font-size:.95rem;color:var(--muted);font-weight:700}
.pricing-list{list-style:none;padding:0;margin:20px 0 24px;text-align:left;display:flex;flex-direction:column;gap:10px}
.pricing-list li{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:var(--ink)}
.pricing-list li .ok{color:var(--g-600);font-weight:800;flex:none}
.pricing-list li > span:not(.ok){display:block}
@media(max-width:980px){
  .hero-landing .wrap{grid-template-columns:1fr}
  .hero-illustration{order:-1;max-width:420px;margin:0 auto}
  .pricing-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
}

/* ---------- Arborescence du programme (pages/programme.html) ---------- */
.programme-shell{max-width:1200px;margin:0 auto;padding:30px 24px 80px}
.fil-ariane{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:.85rem;color:var(--muted);margin-bottom:22px}
.fil-ariane a{color:var(--o-700);font-weight:700}
.fil-ariane a:hover{text-decoration:underline}
.fil-ariane .sep{color:var(--o-300)}
.fil-ariane .actuel{color:var(--o-900);font-weight:800}
.programme-head{margin-bottom:30px}
.programme-head h1{font-size:clamp(1.6rem,3.2vw,2.2rem);color:var(--o-900);margin-bottom:6px}
.programme-head p{color:var(--muted)}
.niveau-pill{display:inline-block;font-size:.68rem;font-weight:800;padding:3px 9px;border-radius:999px;margin-top:8px}
.niveau-pill.pret{background:var(--g-100);color:var(--g-700)}
.niveau-pill.attente{background:var(--o-100);color:var(--o-700)}
.chapitre-num{display:inline-flex;width:26px;height:26px;flex:none;background:var(--o-600);color:#fff;border-radius:50%;align-items:center;justify-content:center;font-weight:800;font-size:.76rem;margin-right:12px}

/* ---------- Verrouillage du contenu premium (essai gratuit vs illimite) ---------- */
.contenu-verrouille{position:relative;overflow:hidden}
.contenu-verrouille>*:not(.verrou-overlay){pointer-events:none;user-select:none}
.contenu-verrouille.taille-chapitre{max-height:190px}
.contenu-verrouille.taille-bloc{max-height:150px}
.contenu-verrouille.taille-cours{max-height:420px}
.verrou-overlay{position:absolute;left:0;right:0;bottom:0;top:0;background:linear-gradient(to bottom,rgba(255,255,255,0) 0%,var(--o-50) 62%);display:flex;align-items:flex-end;justify-content:center;padding-bottom:16px;pointer-events:auto}
.verrou-carte{background:#fff;border:2px solid var(--o-300);border-radius:16px;padding:16px 22px;text-align:center;box-shadow:var(--shadow-md);max-width:340px}
.verrou-carte .cadenas{font-size:1.4rem}
.verrou-carte p{color:var(--o-800);font-weight:700;margin:6px 0 12px;font-size:.88rem;line-height:1.4}
.sommaire a.verrouille{opacity:.65}
.sommaire a.verrouille::after{content:" 🔒";font-size:.7em}
.quiz-tuile.verrouillee{position:relative;opacity:.72;cursor:pointer}
.quiz-tuile.verrouillee::after{content:"🔒";position:absolute;top:10px;right:12px;font-size:1rem}
.bloc-questions.contenu-verrouille .verrou-overlay{background:linear-gradient(to bottom,rgba(255,255,255,0) 0%,#fff 70%)}

/* ---------- Verrou pose par le serveur (contenu reellement absent) ---------- */
.chapitre-verrouille,.partie-verrouillee{background:linear-gradient(180deg,#fff 0%,var(--o-50) 100%);
  border:2px dashed var(--o-300);border-radius:16px;padding:22px 24px;margin:18px 0}
.chapitre-verrouille h2,.partie-verrouillee .partie-titre{color:var(--o-800);font-size:1.05rem;
  margin:0 0 10px;border:0;padding:0}
.verrou-serveur{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}
.verrou-serveur .cadenas{font-size:1.5rem}
.verrou-serveur p{color:var(--o-800);font-weight:600;font-size:.88rem;line-height:1.5;margin:0;max-width:520px}
.liste-verrouillee{list-style:none;padding:0;margin:6px 0 4px;display:flex;flex-wrap:wrap;
  gap:6px 8px;justify-content:center;max-width:640px}
.liste-verrouillee li{background:#fff;border:1px solid var(--o-200);border-radius:999px;
  padding:4px 11px;font-size:.79rem;font-weight:600;color:var(--muted)}
.liste-verrouillee li::before{content:"🔒 ";font-size:.85em}
@media(max-width:620px){.chapitre-verrouille,.partie-verrouillee{padding:16px 14px}}

/* ---- Page d'accueil promotionnelle ---- */
.bandeau-promo{background:linear-gradient(90deg,var(--o-600),var(--o-500));color:#fff;text-align:center;
  padding:11px 20px;font-size:.88rem;font-weight:700;display:flex;justify-content:center;align-items:center;
  gap:10px;flex-wrap:wrap}
.bandeau-promo b{font-weight:800}
.bandeau-promo a{color:#fff;text-decoration:underline;font-weight:800;white-space:nowrap}

.hero-landing .prix-accroche{display:inline-flex;align-items:baseline;gap:8px;background:var(--g-100);
  color:var(--g-800);border:1.5px solid var(--g-300);border-radius:999px;padding:7px 16px;
  font-size:.85rem;font-weight:800;margin-bottom:18px}
.hero-landing .prix-accroche b{font-size:1.05rem}
.hero-note{color:var(--muted);font-size:.82rem;margin:-8px 0 22px}

.avantages-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.avantage{background:#fff;border:2px solid var(--o-100);border-radius:18px;padding:26px 24px;
  transition:.2s;box-shadow:var(--shadow-sm)}
.avantage:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--o-300)}
.avantage .ico{font-size:1.9rem;margin-bottom:10px}
.avantage h3{color:var(--o-800);font-size:1.06rem;margin-bottom:7px}
.avantage p{color:var(--muted);font-size:.9rem;margin:0}

.etapes-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:22px;
  counter-reset:etape}
.etape{position:relative;background:var(--o-50);border:2px solid var(--o-100);border-radius:18px;
  padding:30px 24px 24px}
.etape::before{counter-increment:etape;content:counter(etape);position:absolute;top:-18px;left:24px;
  width:38px;height:38px;border-radius:50%;background:var(--o-600);color:#fff;display:flex;
  align-items:center;justify-content:center;font-family:var(--font-head);font-weight:800;
  font-size:1.15rem;box-shadow:0 6px 16px rgba(242,102,29,.3)}
.etape h3{color:var(--o-800);font-size:1.04rem;margin-bottom:6px}
.etape p{color:var(--muted);font-size:.89rem;margin:0}

.pricing-grid.trois{grid-template-columns:repeat(3,1fr);max-width:1060px;align-items:stretch}
.pricing-grid.trois .pricing-card{display:flex;flex-direction:column}
.pricing-grid.trois .pricing-list{flex:1}
.pricing-card.vedette{border-color:var(--g-600);box-shadow:var(--shadow-md);
  background:linear-gradient(180deg,var(--g-50),#fff 40%)}
.pricing-card .prix-avant{font-size:1rem;color:var(--muted);text-decoration:line-through;
  font-weight:700;display:block;margin-bottom:-4px}
.pricing-card .prix-detail{color:var(--g-700);font-weight:800;font-size:.86rem;margin:-4px 0 4px}
.eco-badge{display:inline-block;background:var(--g-600);color:#fff;border-radius:999px;
  padding:4px 12px;font-size:.74rem;font-weight:800;margin-bottom:10px}
.pricing-card .sous-prix{color:var(--muted);font-size:.8rem;margin-top:12px}

.faq-liste{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:2px solid var(--o-100);border-radius:14px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:16px 20px;font-weight:800;color:var(--o-800);
  font-size:.95rem;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:1.3rem;color:var(--o-600);font-weight:800;flex:none}
.faq-item[open] summary::after{content:'−'}
.faq-item[open] summary{border-bottom:1px solid var(--o-100)}
.faq-item .reponse{padding:14px 20px 18px;color:var(--muted);font-size:.91rem}
.faq-item .reponse p{margin:0 0 10px}
.faq-item .reponse p:last-child{margin-bottom:0}

.cta-final{background:linear-gradient(135deg,var(--g-800),var(--g-600));color:#fff;border-radius:24px;
  padding:52px 36px;text-align:center;max-width:900px;margin:0 auto}
.cta-final h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:12px;color:#fff}
.cta-final p{color:rgba(255,255,255,.9);font-size:1rem;max-width:560px;margin:0 auto 26px}
.cta-final .btn{background:#fff;color:var(--g-800);box-shadow:0 8px 24px rgba(0,0,0,.18)}
.cta-final .btn:hover{background:var(--o-50)}
.cta-final .btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.cta-final .btn.ghost:hover{background:rgba(255,255,255,.12)}
.cta-final .rassurance{margin-top:18px;font-size:.83rem;color:rgba(255,255,255,.8)}

@media(max-width:1000px){ .avantages-grid{grid-template-columns:1fr 1fr} }
@media(max-width:900px){
  .pricing-grid.trois{grid-template-columns:1fr;max-width:460px;display:flex;flex-direction:column}
  .pricing-grid.trois .pricing-card.vedette{order:-1;margin-top:16px}
}
@media(max-width:620px){ .avantages-grid{grid-template-columns:1fr} }

.bande-niveaux{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:0 auto 34px;max-width:900px}
.pastille-niveau{display:flex;flex-direction:column;align-items:center;gap:1px;background:#fff;
  border:2px solid var(--o-100);border-radius:14px;padding:10px 20px;text-decoration:none;transition:.18s;
  min-width:118px}
.pastille-niveau:hover{border-color:var(--o-400);background:var(--o-50);transform:translateY(-2px)}
.pastille-niveau b{color:var(--o-800);font-family:var(--font-head);font-size:1rem}
.pastille-niveau span{color:var(--muted);font-size:.74rem;font-weight:700;white-space:nowrap}
@media(max-width:520px){ .pastille-niveau{min-width:96px;padding:9px 14px} }

/* ---- Panneau du tuteur ---- */
.chat-entete{display:flex;justify-content:space-between;align-items:center;gap:10px}
.msg-sources{margin-top:10px;padding-top:9px;border-top:1px dashed var(--o-200);
  display:flex;flex-direction:column;gap:5px;font-size:.76rem}
.msg-sources > span{color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.4px;font-size:.66rem}
.msg-sources a{color:var(--o-700);font-weight:700;text-decoration:none;line-height:1.35}
.msg-sources a:hover{text-decoration:underline}
.msg.en-cours{opacity:.65;font-style:italic}
.msg.erreur{background:#fde8e6;color:#b42318}
.footer-legal{font-size:.8rem;color:var(--muted);margin:6px 0}