/* ---------------------------------------------------------------------------
   Évaluations nationales — Group Valérian
   Feuille de style unique
   --------------------------------------------------------------------------- */
:root{
  --bleu:#14315c;
  --bleu-clair:#1d4ed8;
  --bleu-pale:#eef2fb;
  --rouge:#b3243b;
  --vert:#1a7f4b;
  --orange:#b26a00;
  --texte:#1d2430;
  --texte-doux:#5b6675;
  --bord:#dfe4ec;
  --fond:#f4f6fa;
  --blanc:#fff;
  --ombre:0 1px 2px rgba(20,49,92,.06), 0 8px 24px rgba(20,49,92,.06);
  --rayon:10px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  color:var(--texte);background:var(--fond);font-size:15px;line-height:1.55;
}
a{color:var(--bleu-clair);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{color:var(--bleu);line-height:1.25;margin:0 0 .4em}
h1{font-size:1.55rem}
h2{font-size:1.2rem}
h3{font-size:1.02rem}
.conteneur{max-width:1120px;margin:0 auto;padding:0 20px}
.contenu{padding-top:26px;padding-bottom:60px;min-height:60vh}

/* --- En-tête ------------------------------------------------------------- */
.entete{background:var(--bleu);color:#fff;box-shadow:var(--ombre)}
.entete__in{display:flex;align-items:center;gap:20px;min-height:64px;flex-wrap:wrap}
.marque{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}
.marque:hover{text-decoration:none}
.marque__sceau{
  width:38px;height:38px;border-radius:50%;border:2px solid rgba(255,255,255,.6);
  display:grid;place-items:center;font-weight:700;letter-spacing:.5px;font-size:.85rem;
}
/* Logo à la place de la pastille d'initiales — découpé en cercle */
.sceau-img{object-fit:cover;background:none;border:none;display:block}
.marque__sceau.sceau-img{width:40px;height:40px;max-width:none;border-radius:50%}
.connexion__sceau.sceau-img{width:72px;height:72px;max-width:none;margin:0 auto 14px;border-radius:50%}
.attestation__sceau.sceau-img{width:80px;height:80px;max-width:none;margin:0 auto 12px;border-radius:50%}
.marque strong{display:block;font-size:1rem;letter-spacing:.2px}
.marque small{display:block;font-size:.74rem;opacity:.75;text-transform:uppercase;letter-spacing:1px}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav a{color:#dce4f2;padding:8px 12px;border-radius:6px;font-size:.92rem}
.nav a:hover{background:rgba(255,255,255,.1);color:#fff;text-decoration:none}
.nav a.actif{background:rgba(255,255,255,.16);color:#fff}
.nav__sep{width:1px;height:24px;background:rgba(255,255,255,.25);margin:0 6px}
.nav__moi{line-height:1.1}
.nav__moi small{display:block;font-size:.7rem;opacity:.7;text-transform:uppercase;letter-spacing:.6px}
.nav__quitter{border:1px solid rgba(255,255,255,.3)}
.nav-toggle,.nav-burger{display:none}

/* --- Pied --------------------------------------------------------------- */
.pied{border-top:1px solid var(--bord);background:var(--blanc);padding:18px 0;font-size:.85rem;color:var(--texte-doux)}
.pied__in{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* --- Titres de page ------------------------------------------------------ */
.titre-page{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.sous-titre{margin:0;color:var(--texte-doux)}
.fil{font-size:.85rem;color:var(--texte-doux);margin-bottom:10px}
.fil span{margin:0 6px;opacity:.6}

/* --- Cartes -------------------------------------------------------------- */
.carte{background:var(--blanc);border:1px solid var(--bord);border-radius:var(--rayon);padding:22px;box-shadow:var(--ombre);margin-bottom:20px}
.carte--centre{max-width:520px;margin:60px auto;text-align:center}
.carte__entete{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.grille{display:grid;gap:18px}
.grille--2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grille--3{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.grille--4{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}

/* --- Indicateurs --------------------------------------------------------- */
.stat{background:var(--blanc);border:1px solid var(--bord);border-left:4px solid var(--bleu-clair);border-radius:var(--rayon);padding:16px 18px}
.stat b{display:block;font-size:1.9rem;color:var(--bleu);line-height:1.1}
.stat span{color:var(--texte-doux);font-size:.85rem;text-transform:uppercase;letter-spacing:.6px}
.stat--vert{border-left-color:var(--vert)}
.stat--orange{border-left-color:var(--orange)}
.stat--rouge{border-left-color:var(--rouge)}

/* --- Tableaux ------------------------------------------------------------ */
.tableau-wrap{overflow-x:auto}
table.tableau{width:100%;border-collapse:collapse;background:var(--blanc)}
table.tableau th,table.tableau td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--bord);vertical-align:middle}
table.tableau th{background:var(--bleu-pale);color:var(--bleu);font-size:.78rem;text-transform:uppercase;letter-spacing:.7px}
table.tableau tbody tr:hover{background:#fafbfe}
table.tableau td.num{text-align:right;font-variant-numeric:tabular-nums}
.vide{padding:34px;text-align:center;color:var(--texte-doux)}

/* --- Badges -------------------------------------------------------------- */
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.76rem;font-weight:600;white-space:nowrap}
.badge--vert{background:#e4f5ec;color:var(--vert)}
.badge--orange{background:#fdf0dc;color:var(--orange)}
.badge--rouge{background:#fbe6ea;color:var(--rouge)}
.badge--bleu{background:var(--bleu-pale);color:var(--bleu-clair)}
.badge--gris{background:#eef0f4;color:var(--texte-doux)}

/* --- Formulaires --------------------------------------------------------- */
.champ{margin-bottom:16px}
.champ label{display:block;font-weight:600;margin-bottom:5px;font-size:.9rem;color:var(--bleu)}
.champ .aide{font-size:.8rem;color:var(--texte-doux);margin-top:4px}
input[type=text],input[type=email],input[type=password],input[type=number],
input[type=datetime-local],select,textarea{
  width:100%;padding:9px 11px;border:1px solid var(--bord);border-radius:7px;
  font:inherit;color:var(--texte);background:var(--blanc);
}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(29,78,216,.35);border-color:var(--bleu-clair)}
textarea{min-height:110px;resize:vertical}
.ligne{display:flex;gap:14px;flex-wrap:wrap}
.ligne>*{flex:1 1 180px}

.bouton{
  display:inline-block;padding:9px 18px;border-radius:7px;border:1px solid var(--bleu);
  background:var(--bleu);color:#fff;font:inherit;font-weight:600;cursor:pointer;text-align:center;
}
.bouton:hover{background:#0f2648;text-decoration:none;color:#fff}
.bouton--clair{background:var(--blanc);color:var(--bleu);border-color:var(--bord)}
.bouton--clair:hover{background:var(--bleu-pale);color:var(--bleu)}
.bouton--vert{background:var(--vert);border-color:var(--vert)}
.bouton--vert:hover{background:#146239}
.bouton--rouge{background:var(--rouge);border-color:var(--rouge)}
.bouton--rouge:hover{background:#8e1c2f}
.bouton--petit{padding:5px 11px;font-size:.83rem}
.bouton[disabled]{opacity:.5;cursor:not-allowed}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}

/* --- Alertes ------------------------------------------------------------- */
.alerte{padding:12px 16px;border-radius:8px;margin-bottom:16px;border:1px solid transparent;font-size:.93rem}
.alerte--ok{background:#e4f5ec;border-color:#bde3cd;color:#14613a}
.alerte--erreur{background:#fbe6ea;border-color:#f0c3cc;color:#8e1c2f}
.alerte--info{background:var(--bleu-pale);border-color:#c9d6f2;color:var(--bleu)}
.alerte--attention{background:#fdf0dc;border-color:#f2dcb4;color:#8a5200}

/* --- Connexion ----------------------------------------------------------- */
.connexion{min-height:100vh;display:grid;place-items:center;background:
  linear-gradient(160deg,#14315c 0%,#1d4ed8 100%);padding:24px}
.connexion__carte{width:100%;max-width:420px;background:var(--blanc);border-radius:14px;padding:34px;box-shadow:0 20px 60px rgba(6,20,44,.35)}
.connexion__sceau{width:56px;height:56px;border-radius:50%;background:var(--bleu);color:#fff;display:grid;place-items:center;font-weight:700;margin:0 auto 14px}
.connexion h1{text-align:center;font-size:1.25rem;margin-bottom:2px}
.connexion .sous{text-align:center;color:var(--texte-doux);margin:0 0 22px;font-size:.9rem}

/* --- Épreuve ------------------------------------------------------------- */
.page-nue{background:var(--fond)}
.barre-epreuve{position:sticky;top:0;z-index:20;background:var(--bleu);color:#fff;padding:10px 0}
.barre-epreuve__in{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.chrono{font-variant-numeric:tabular-nums;font-size:1.3rem;font-weight:700;background:rgba(255,255,255,.12);padding:5px 14px;border-radius:8px}
.chrono.alerte-temps{background:var(--rouge);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.6}}
.question{background:var(--blanc);border:1px solid var(--bord);border-radius:var(--rayon);padding:20px;margin-bottom:16px}
.question__tete{display:flex;justify-content:space-between;gap:12px;align-items:baseline;margin-bottom:10px}
.question__num{font-weight:700;color:var(--bleu)}
.question__pts{color:var(--texte-doux);font-size:.85rem;white-space:nowrap}
.question__enonce p{margin:.2em 0 .8em}
.choix-liste{display:grid;gap:8px}
.choix-item{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid var(--bord);border-radius:8px;cursor:pointer;background:#fcfdff}
.choix-item:hover{border-color:var(--bleu-clair);background:var(--bleu-pale)}
.choix-item input{margin-top:3px}
.choix-item.correct{border-color:#9ed3b6;background:#f1faf5}
.choix-item.faux{border-color:#f0b6c1;background:#fdf1f3}
.sauvegarde{font-size:.8rem;opacity:.8}

/* --- Correction ---------------------------------------------------------- */
.copie-reponse{background:var(--bleu-pale);border-left:3px solid var(--bleu-clair);padding:10px 14px;border-radius:0 8px 8px 0;white-space:pre-wrap;margin:8px 0}
.bareme-champ{display:flex;align-items:center;gap:8px}
.bareme-champ input{width:90px}

/* --- Attestation --------------------------------------------------------- */
.attestation{
  max-width:820px;margin:26px auto;background:#fff;padding:52px 60px;border:1px solid var(--bord);
  border-radius:6px;box-shadow:var(--ombre);position:relative;
}
.attestation::before{
  content:"";position:absolute;inset:16px;border:2px solid var(--bleu);opacity:.25;border-radius:4px;pointer-events:none
}
.attestation__tete{text-align:center;margin-bottom:28px}
.attestation__sceau{width:70px;height:70px;border-radius:50%;border:3px solid var(--bleu);color:var(--bleu);display:grid;place-items:center;font-weight:700;margin:0 auto 12px;font-size:1.1rem}
.attestation h1{font-size:1.5rem;letter-spacing:1px;text-transform:uppercase}
.attestation .org{color:var(--texte-doux);letter-spacing:2px;text-transform:uppercase;font-size:.8rem}
.attestation__corps{font-size:1.02rem;line-height:1.9;text-align:center;margin:22px 0}
.attestation__corps .nom{font-size:1.35rem;font-weight:700;color:var(--bleu);display:block;margin:6px 0}
.attestation__notes{display:flex;justify-content:center;gap:38px;margin:26px 0;flex-wrap:wrap;text-align:center}
.attestation__notes b{display:block;font-size:1.5rem;color:var(--bleu)}
.attestation__notes span{font-size:.78rem;text-transform:uppercase;letter-spacing:.8px;color:var(--texte-doux)}
.attestation__pied{display:flex;justify-content:space-between;align-items:flex-end;margin-top:34px;font-size:.82rem;color:var(--texte-doux);gap:20px;flex-wrap:wrap}
.code-cert{font-family:"Consolas",monospace;letter-spacing:1px;color:var(--bleu)}

/* --- Divers -------------------------------------------------------------- */
.pastille-progression{height:8px;background:var(--bord);border-radius:99px;overflow:hidden}
.pastille-progression i{display:block;height:100%;background:var(--bleu-clair)}
.discret{color:var(--texte-doux);font-size:.86rem}
.droite{text-align:right}
.mt{margin-top:18px}

/* --- Responsive ---------------------------------------------------------- */
@media(max-width:820px){
  .nav-burger{display:block;margin-left:auto;font-size:1.5rem;cursor:pointer;padding:4px 8px}
  .nav{display:none;width:100%;flex-direction:column;align-items:stretch;padding-bottom:10px}
  .nav-toggle:checked ~ .nav{display:flex}
  .nav__sep{display:none}
  .attestation{padding:30px 22px}
}

/* --- Impression ---------------------------------------------------------- */
@media print{
  body{background:#fff}
  .entete,.pied,.actions,.barre-epreuve,.no-print{display:none !important}
  .contenu{padding:0}
  .attestation{box-shadow:none;border:none;margin:0;max-width:100%}
}