/* Thème Brumétoile partagé (connexion, compte, admin, élève). Aucune dépendance externe. */
:root{--nuit:#1B2A5C;--or:#C9A227;--violet:#5B3A8E;--parch:#f6ebc8;--parch2:#efdcaa;--texte:#1B2A5C;--rouge:#7a1f3d;--vert:#1f6b3a}
*{box-sizing:border-box}
html,body{margin:0}
body{min-height:100vh;font-family:Georgia,"Palatino Linotype","Book Antiqua",serif;color:var(--texte);
background:radial-gradient(ellipse at 30% 20%,#2c2a6e,#0d1230 70%) fixed;display:flex;flex-direction:column}
.etoiles,.etoiles::after{position:fixed;inset:0;content:"";pointer-events:none;background-image:
radial-gradient(2px 2px at 20px 30px,#fff,transparent),radial-gradient(1.5px 1.5px at 90px 80px,#ffe9a0,transparent),
radial-gradient(2px 2px at 160px 20px,#fff,transparent),radial-gradient(1px 1px at 50px 140px,#fff,transparent),
radial-gradient(1.5px 1.5px at 130px 120px,#d9c6ff,transparent);background-size:200px 180px;animation:scint 6s ease-in-out infinite alternate;z-index:0}
.etoiles::after{background-size:300px 260px;animation-duration:9s;opacity:.6}
@keyframes scint{from{opacity:.3}to{opacity:1}}
@media (prefers-reduced-motion:reduce){*,.etoiles,.etoiles::after{animation:none!important;transition:none!important}}
:focus-visible{outline:3px solid var(--or);outline-offset:2px}
.sr{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
button,input,select,textarea{font-family:inherit;font-size:1rem}
button{cursor:pointer}
header.haut{position:relative;z-index:2;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;padding:.5rem .8rem;background:var(--nuit);color:#ffe9a0;border-bottom:3px solid var(--or)}
header.haut h1{font-size:1.1rem;margin:0;flex:1;min-width:10rem}
header.haut .qui{font-size:.9rem;opacity:.9}
.btn{display:inline-block;background:transparent;color:inherit;border:1px solid var(--or);border-radius:6px;padding:.4rem .7rem;text-decoration:none}
.btn:hover{background:var(--violet);color:#fff}
.btn[disabled]{opacity:.45;cursor:default}
.btn.plein{background:var(--nuit);color:#ffe9a0;border:0;border-bottom:3px solid var(--or);padding:.6rem 1.2rem}
.btn.plein:hover{background:var(--violet)}
.btn.danger{border-color:var(--rouge);color:var(--rouge)}
.btn.danger:hover{background:var(--rouge);color:#fff}
.btn.petit{padding:.2rem .5rem;font-size:.85rem}
main.page{position:relative;z-index:1;flex:1;width:min(1100px,96vw);margin:1rem auto;padding:0 0 1rem}
.carte{background:linear-gradient(#f8ecc9,#efdcaa);border:3px solid var(--or);border-radius:10px;padding:1.1rem 1.3rem;margin:0 0 1rem;box-shadow:0 0 30px #5B3A8E88,inset 0 0 24px #c9a22744}
.carte h2{margin:.1rem 0 .7rem;font-size:1.25rem}
label{display:block;font-weight:bold;margin:.6rem 0 .25rem}
input[type=text],input[type=password],input[type=search],input[type=date],select,textarea{width:100%;padding:.5rem .6rem;border:2px solid var(--violet);border-radius:6px;background:#fffaf0;color:var(--texte)}
input[type=checkbox]{width:1.1rem;height:1.1rem;vertical-align:middle;margin-right:.4rem}
.cb{font-weight:normal;display:flex;align-items:center;margin:.5rem 0}
.champ-mdp{display:flex;gap:.4rem}.champ-mdp input{flex:1}
.champ-mdp .btn{color:var(--texte);border-color:var(--violet);white-space:nowrap}
.grille{display:grid;gap:.2rem 1rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.msg{min-height:1.4em;margin:.6rem 0 0;font-weight:bold}
.msg.err{color:var(--rouge)}.msg.ok{color:var(--vert)}
.aide{font-size:.9rem;opacity:.85;margin:.2rem 0}
.conseil{background:#fff6d6;border-left:5px solid var(--or);padding:.5rem .7rem;margin:.6rem 0;border-radius:4px}
.alerte{background:#fbe3e8;border-left:5px solid var(--rouge);padding:.5rem .7rem;margin:.6rem 0;border-radius:4px}
.tableau-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:.92rem}
th,td{text-align:left;padding:.4rem .5rem;border-bottom:1px solid #c9a22780;vertical-align:top}
th{background:#c9a22733}
.pastille{display:inline-block;font-size:.75rem;border-radius:10px;padding:0 .5rem;color:#fff;background:var(--violet);white-space:nowrap}
.pastille.ok{background:var(--vert)}.pastille.ko{background:var(--rouge)}.pastille.or{background:#8a6d0b}
.onglets{display:flex;gap:.3rem;flex-wrap:wrap;margin-bottom:.8rem}
.onglets button{background:var(--parch2);color:var(--texte);border:2px solid var(--or);border-radius:8px 8px 0 0;padding:.5rem 1rem;font-weight:bold}
.onglets button[aria-selected=true]{background:var(--nuit);color:#ffe9a0}
.pagination{display:flex;gap:.6rem;align-items:center;margin:.7rem 0;flex-wrap:wrap}
.pagination .btn{color:var(--texte);border-color:var(--violet)}
.pagination .btn:hover{color:#fff}
.actions{display:flex;gap:.3rem;flex-wrap:wrap}
.actions .btn,.carte .btn{color:var(--texte);border-color:var(--violet)}
.actions .btn:hover,.carte .btn:hover{color:#fff}
.carte .btn.plein{color:#ffe9a0}
.carte .btn.danger{color:var(--rouge)}.carte .btn.danger:hover{color:#fff}
.stats{display:grid;gap:.8rem;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));margin-bottom:1rem}
.stat{background:#fffaf0;border:2px solid var(--violet);border-radius:8px;padding:.6rem;text-align:center}
.stat b{display:block;font-size:1.8rem}
.mdp-genere{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:1.3rem;background:#fff;border:2px dashed var(--rouge);padding:.5rem .8rem;border-radius:6px;display:inline-block;margin:.4rem .6rem .4rem 0;user-select:all}
footer.transparence{position:relative;z-index:1;text-align:center;font-size:.85rem;color:#e8dcb0;padding:.7rem}
dialog{border:3px solid var(--or);border-radius:10px;background:var(--parch);color:var(--texte);max-width:min(560px,94vw)}
dialog::backdrop{background:#0009}
@media (max-width:640px){header.haut h1{font-size:.95rem}th,td{padding:.3rem}}
fieldset.annees{border:2px solid var(--violet);border-radius:8px;margin:.8rem 0;padding:.4rem .9rem .6rem;background:#fffaf0}
fieldset.annees legend{font-weight:bold;padding:0 .4rem}
.barre-apercu{margin:0 0 .8rem;padding:.5rem .8rem;background:#fff6d6;border-left:5px solid var(--or);border-radius:4px;color:var(--texte)}
.barre-apercu .btn{color:var(--texte);border-color:var(--violet)}.barre-apercu .btn:hover{color:#fff}