:root {
    --bg:#0f1117;--bg2:#181c27;--bg3:#1e2332;--border:#2a3147;
    --accent:#4f8ef7;--success:#2ecc71;--error:#e74c3c;--warning:#f39c12;
    --text:#e8eaf0;--text2:#8892a4;
    --mono:'IBM Plex Mono',monospace;--sans:'IBM Plex Sans',sans-serif;--radius:4px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--sans);background:var(--bg);color:var(--text);min-height:100vh;display:flex;flex-direction:column;font-size:15px;line-height:1.6}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.navbar{display:flex;align-items:center;justify-content:space-between;padding:.75rem 2rem;background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.navbar-brand{font-family:var(--mono);font-size:1.1rem;font-weight:600;color:var(--text);display:flex;align-items:center;gap:.5rem}
.brand-icon{color:var(--accent);font-size:1.3rem}
.navbar-links{display:flex;align-items:center;gap:1.5rem}
.navbar-links a{color:var(--text2);font-size:.9rem}
.navbar-links a.active,.navbar-links a:hover{color:var(--text)}
.btn-link{background:none;border:none;color:var(--text2);cursor:pointer;font-size:.9rem;font-family:var(--sans);padding:0}
.btn-link:hover{color:var(--error)}
.main-content{flex:1;padding:2rem;max-width:1100px;width:100%;margin:0 auto}
.footer{text-align:center;padding:1rem;font-size:.8rem;color:var(--text2);border-top:1px solid var(--border)}
.alert{padding:.85rem 1.2rem;border-radius:var(--radius);margin-bottom:1.5rem;border-left:3px solid}
.alert-success{background:#0d2b1a;border-color:var(--success);color:#a8e6c3}
.alert-error{background:#2b0d0d;border-color:var(--error);color:#f5a8a8}
.amc-result{scroll-margin-top:1rem;outline:none}
.amc-result:focus{box-shadow:0 0 0 2px rgba(79,142,247,.45)}
.amc-result-head{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;padding-bottom:.6rem;border-bottom:1px solid rgba(255,255,255,.15)}
.amc-result-head strong{font-weight:600}
.amc-result-head span{font-size:.95rem}
.amc-result-line{margin-top:.6rem;color:inherit;opacity:.95}
.amc-result-details{margin-top:.6rem}
.amc-result-details summary{cursor:pointer;font-size:.85rem;color:var(--text2)}
.amc-result-details[open] summary{margin-bottom:.5rem}
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.55rem 1.2rem;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;font-family:var(--sans);font-size:.9rem;font-weight:500;transition:opacity .15s,transform .1s}
.btn:hover{opacity:.85;transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-secondary{background:var(--bg3);color:var(--text);border-color:var(--border)}
.btn-danger{background:var(--error);color:#fff}
.btn-action{background:var(--bg3);color:var(--text);border-color:var(--border);width:100%;justify-content:center}
.btn-disabled{opacity:.35;cursor:not-allowed}
.btn-sm{padding:.3rem .7rem;font-size:.8rem}
.auth-container{max-width:420px;margin:3rem auto;background:var(--bg2);padding:2rem;border:1px solid var(--border);border-radius:var(--radius)}
.auth-container h1{font-family:var(--mono);margin-bottom:1.5rem}
.auth-form{display:flex;flex-direction:column;gap:1rem}
.auth-form label{display:flex;flex-direction:column;gap:.35rem;font-size:.9rem;color:var(--text2)}
.auth-form input[type=text],.auth-form input[type=email],.auth-form input[type=password]{background:var(--bg3);border:1px solid var(--border);color:var(--text);padding:.6rem .9rem;border-radius:var(--radius);font-family:var(--sans);font-size:1rem}
.auth-form input:focus{outline:none;border-color:var(--accent)}
.checkbox-label{flex-direction:row!important;align-items:flex-start;gap:.7rem;color:var(--text2);font-size:.85rem}
.auth-link{margin-top:1rem;font-size:.9rem;color:var(--text2)}
.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}
.dashboard-header h1{font-family:var(--mono)}
.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem}
.project-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;transition:border-color .2s}
.project-card:hover{border-color:var(--accent)}
.project-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:.5rem}
.project-card h2{font-size:1rem;font-family:var(--mono)}
.badge{font-size:.7rem;padding:.2rem .5rem;border-radius:99px;background:var(--bg3);color:var(--text2);border:1px solid var(--border);white-space:nowrap}
.status-ready .badge{color:var(--success);border-color:var(--success)}
.status-graded .badge{color:var(--accent);border-color:var(--accent)}
.status-scanned .badge{color:var(--warning);border-color:var(--warning)}
.project-desc{color:var(--text2);font-size:.875rem;margin-bottom:.75rem}
.project-meta{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text2)}
.empty-state{text-align:center;padding:4rem 2rem;color:var(--text2)}
.project-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.5rem}
.project-header h1{font-family:var(--mono);margin:.25rem 0}
.back-link{font-size:.85rem;color:var(--text2)}
.progress-steps{display:flex;margin-bottom:2rem;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.step{flex:1;text-align:center;padding:.6rem;font-size:.8rem;color:var(--text2);background:var(--bg2);border-right:1px solid var(--border)}
.step:last-child{border-right:none}
.step.done{background:#0d2b1a;color:var(--success)}
.step.current{background:#0d1a2b;color:var(--accent);font-weight:600}
.editor-section,.amc-actions,.results-section,.jobs-section,.scan-upload{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;margin-bottom:1.5rem}
.editor-section h2,.amc-actions h2,.results-section h2,.jobs-section h2{font-family:var(--mono);font-size:.95rem;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border)}
.CodeMirror{height:400px;font-family:var(--mono);font-size:13px;border-radius:var(--radius)}
.editor-actions{display:flex;align-items:center;gap:1rem;margin-top:.75rem}
.hint{font-size:.8rem;color:var(--text2)}
.action-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.75rem}
.action-form{display:contents}
.pdf-preview{margin-top:1rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg3);overflow:hidden}
.pdf-preview-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.75rem .9rem;border-bottom:1px solid var(--border)}
.pdf-preview-head h3{font-family:var(--mono);font-size:.85rem;font-weight:500;color:var(--text2)}
.pdf-preview-tabs{display:flex;gap:.5rem;flex-wrap:wrap}
.pdf-tab{display:inline-flex;align-items:center;padding:.25rem .6rem;border-radius:999px;border:1px solid var(--border);color:var(--text2);font-size:.8rem;background:var(--bg2)}
.pdf-tab:hover{text-decoration:none;color:var(--text)}
.pdf-tab.active{border-color:var(--accent);color:var(--accent);background:#0d1a2b}
.pdf-frame{display:block;width:100%;height:70vh;min-height:420px;border:0;background:#111}
.scan-upload{margin-top:1rem}
.scan-upload h3{font-size:.9rem;margin-bottom:.75rem;color:var(--text2)}
.scan-upload input[type=file]{color:var(--text2);font-size:.85rem}
.results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}
.csv-actions{display:flex;gap:.5rem;flex-wrap:wrap}
.csv-raw-block{margin-top:1rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg3)}
.csv-raw-block summary{cursor:pointer;padding:.6rem .8rem;font-size:.85rem;color:var(--text2)}
.csv-raw-preview{font-family:var(--mono);font-size:.8rem;line-height:1.45;background:#070a10;color:#a8c4e0;padding:1rem;border-top:1px solid var(--border);overflow:auto;max-height:360px;white-space:pre}
.rgpd-note{font-size:.8rem;color:var(--text2);margin-bottom:1rem;padding:.5rem .75rem;background:var(--bg3);border-radius:var(--radius)}
.results-table{width:100%;border-collapse:collapse;font-size:.9rem}
.results-table th,.results-table td{padding:.5rem .75rem;text-align:left;border-bottom:1px solid var(--border)}
.results-table th{color:var(--text2);font-weight:500;font-family:var(--mono);font-size:.8rem}
.results-table tr:hover td{background:var(--bg3)}
.job-entry{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.5rem;overflow:hidden}
.job-entry summary{padding:.6rem 1rem;cursor:pointer;display:flex;gap:1rem;align-items:center}
.job-entry summary:hover{background:var(--bg3)}
.job-cmd{font-family:var(--mono);font-size:.85rem}
.job-status{font-size:.75rem;color:var(--text2)}
.job-date{font-size:.75rem;color:var(--text2);margin-left:auto}
.job-done summary{border-left:3px solid var(--success)}
.job-error summary{border-left:3px solid var(--error)}
.log-output{font-family:var(--mono);font-size:.78rem;background:#070a10;color:#a8c4e0;padding:1rem;overflow-x:auto;white-space:pre-wrap;max-height:300px;overflow-y:auto}
.depot-browser h1{font-family:var(--mono);margin-bottom:1rem}
.breadcrumb{font-size:.85rem;color:var(--text2);margin-bottom:1rem}
.file-list{display:flex;flex-direction:column;gap:.35rem}
.file-item{display:flex;align-items:center;gap:1rem;padding:.5rem .75rem;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius)}
.file-tex{color:var(--accent);font-family:var(--mono);font-size:.9rem}
.inline-form{display:flex;gap:.5rem;align-items:center;margin-left:auto}
.input-sm{background:var(--bg3);border:1px solid var(--border);color:var(--text);padding:.3rem .6rem;border-radius:var(--radius);font-size:.8rem}
.account-page h1{font-family:var(--mono);margin-bottom:1.5rem}
.account-info{margin-bottom:2rem}
.account-info dt{color:var(--text2);font-size:.85rem}
.account-info dd{margin-bottom:.75rem;font-family:var(--mono)}
.danger-zone{background:#1a0d0d;border:1px solid var(--error);border-radius:var(--radius);padding:1.5rem}
.danger-zone h2{color:var(--error);font-size:1rem;margin-bottom:.5rem}
.danger-zone p{color:var(--text2);font-size:.9rem;margin-bottom:1rem}
.legal-page{max-width:720px}
.legal-page h1{font-family:var(--mono);margin-bottom:1.5rem}
.legal-page h2{margin:1.5rem 0 .5rem;color:var(--accent);font-size:1rem}
.legal-page p,.legal-page li{color:var(--text2);margin-bottom:.5rem}
.legal-page ul{padding-left:1.5rem}
.error-page{text-align:center;padding:4rem;font-family:var(--mono)}
.error-page h1{font-size:5rem;color:var(--error)}
@media(max-width:600px){.main-content{padding:1rem}.navbar{padding:.75rem 1rem}.project-grid{grid-template-columns:1fr}.progress-steps{flex-direction:column}}

@media(max-width:860px){
    .pdf-preview-head{flex-direction:column;align-items:flex-start}
    .pdf-frame{height:62vh;min-height:320px}
}

/* ============================================================
   Admin
   ============================================================ */
.admin-link { color: #f39c12 !important; font-weight: 600; }
.admin-page { }
.admin-header { display:flex; align-items:center; gap:1rem; margin-bottom:1.5rem; }
.admin-header h1 { font-family:var(--mono); }
.admin-badge { background:var(--warning); color:#000; font-size:.65rem; padding:.2rem .5rem; border-radius:3px; vertical-align:middle; margin-right:.5rem; letter-spacing:.05em; }
.admin-tabs { display:flex; gap:0; margin-bottom:1.5rem; border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
.admin-tabs .tab { padding:.6rem 1.2rem; font-size:.875rem; color:var(--text2); background:var(--bg2); border-right:1px solid var(--border); transition:background .15s; text-decoration:none; }
.admin-tabs .tab:last-child { border-right:none; }
.admin-tabs .tab:hover { background:var(--bg3); color:var(--text); }
.admin-tabs .tab.active { background:var(--bg3); color:var(--text); font-weight:600; }
.stat-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(160px,1fr)); gap:1rem; margin-bottom:2rem; }
.stat-card { background:var(--bg2); border:1px solid var(--border); border-radius:var(--radius); padding:1.25rem; text-align:center; }
.stat-card.stat-error { border-color:var(--error); }
.stat-num { font-family:var(--mono); font-size:2.2rem; font-weight:600; color:var(--accent); }
.stat-card.stat-error .stat-num { color:var(--error); }
.stat-label { font-size:.8rem; color:var(--text2); margin-top:.25rem; }
.section-title { font-family:var(--mono); font-size:.95rem; margin:1.5rem 0 .75rem; color:var(--text2); }
.admin-table { width:100%; border-collapse:collapse; font-size:.875rem; }
.admin-table th { background:var(--bg3); padding:.5rem .75rem; text-align:left; color:var(--text2); font-weight:500; font-family:var(--mono); font-size:.78rem; border-bottom:1px solid var(--border); }
.admin-table td { padding:.5rem .75rem; border-bottom:1px solid var(--border); }
.admin-table tr:hover td { background:var(--bg2); }
.admin-table .row-error td { color:#f5a8a8; }
.admin-table .row-inactive td { opacity:.5; }
.mono { font-family:var(--mono); }
.small { font-size:.78rem; }
.tag { font-family:var(--mono); font-size:.75rem; padding:.15rem .45rem; border-radius:3px; background:var(--bg3); border:1px solid var(--border); }
.tag-admin { color:var(--warning); border-color:var(--warning); }
.status-dot { display:inline-block; width:8px; height:8px; border-radius:50%; margin-right:.4rem; background:var(--text2); }
.status-dot.done    { background:var(--success); }
.status-dot.error   { background:var(--error); }
.status-dot.running { background:var(--warning); }
.status-dot.pending { background:var(--text2); }
.filter-bar { display:flex; gap:.5rem; flex-wrap:wrap; margin-bottom:1rem; }
.job-detail h2 { font-family:var(--mono); margin:1rem 0; }
.job-detail h3 { font-size:.9rem; color:var(--text2); margin:1rem 0 .5rem; }
.job-meta-list { display:grid; grid-template-columns:auto 1fr; gap:.35rem 1rem; font-size:.875rem; margin-bottom:1rem; }
.job-meta-list dt { color:var(--text2); }
.log-full { max-height:600px; }

/* --- Admin ------------------------------------------------ */
.admin-page h1{font-family:var(--mono);margin-bottom:1rem}
.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;flex-wrap:wrap;gap:1rem}
.admin-stats{display:flex;gap:.5rem;flex-wrap:wrap}
.stat-pill{padding:.3rem .8rem;background:var(--bg3);border:1px solid var(--border);border-radius:99px;font-size:.8rem;font-family:var(--mono)}
.stat-pill.stat-error{border-color:var(--error);color:var(--error)}
.admin-tabs{display:flex;gap:0;margin-bottom:1.5rem;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.tab{padding:.6rem 1.2rem;font-size:.9rem;color:var(--text2);background:var(--bg2);border-right:1px solid var(--border)}
.tab:last-child{border-right:none}
.tab:hover{color:var(--text);text-decoration:none}
.tab.active{background:var(--bg3);color:var(--accent);font-weight:500}
.admin-section{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.admin-table{width:100%;border-collapse:collapse;font-size:.85rem}
.admin-table th{padding:.6rem .9rem;text-align:left;background:var(--bg3);color:var(--text2);font-weight:500;font-family:var(--mono);font-size:.75rem;border-bottom:1px solid var(--border)}
.admin-table td{padding:.55rem .9rem;border-bottom:1px solid var(--border);vertical-align:middle}
.admin-table tr:last-child td{border-bottom:none}
.admin-table tr:hover td{background:var(--bg3)}
.row-inactive td{opacity:.5}
.badge-admin{background:#2a1a40;color:#b88ef7;border-color:#6b3fa0}
.badge-ok{background:#0d2b1a;color:var(--success);border-color:var(--success)}
.badge-off{background:#1a0d0d;color:var(--error);border-color:var(--error)}
.action-row{display:flex;gap:.4rem;flex-wrap:wrap}
.filter-bar{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;border-bottom:1px solid var(--border);flex-wrap:wrap}
.filter-label{font-size:.8rem;color:var(--text2);margin-right:.25rem}
.job-project{font-size:.8rem;color:var(--text2)}
.job-user{font-size:.8rem;color:var(--accent)}
.job-dur{font-size:.75rem;color:var(--text2);margin-left:.5rem}
.job-meta-detail{display:flex;gap:1.5rem;padding:.4rem 1rem;background:var(--bg3);font-size:.78rem;color:var(--text2)}
.mono{font-family:var(--mono)}
.small{font-size:.8rem}
.text-muted{color:var(--text2)}

/* --- Diagnostic ------------------------------------------- */
.diag-row{display:flex;align-items:center;gap:1rem;padding:.75rem 1rem;border-radius:var(--radius);margin-bottom:.5rem;border:1px solid var(--border)}
.diag-ok{background:#0d2b1a;border-color:var(--success)}
.diag-fail{background:#2b0d0d;border-color:var(--error)}
.diag-icon{font-size:1.1rem;width:24px;text-align:center}
.diag-ok .diag-icon{color:var(--success)}
.diag-fail .diag-icon{color:var(--error)}
.diag-info{display:flex;flex-direction:column;gap:.15rem;flex:1}
.diag-name{font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}
.diag-bin{font-size:.8rem;color:var(--text2)}
.diag-ver{font-size:.78rem;color:var(--text2)}
.diag-status{font-family:var(--mono);font-size:.8rem;font-weight:600}
.diag-ok .diag-status{color:var(--success)}
.diag-fail .diag-status{color:var(--error)}
.diag-help{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border)}
.diag-help h3{font-size:.9rem;margin-bottom:.5rem;color:var(--text2)}
.diag-help p{font-size:.85rem;color:var(--text2);margin-bottom:.5rem}
.diag-help code{font-family:var(--mono);background:var(--bg3);padding:.1rem .3rem;border-radius:2px}

/* --- Moteur LaTeX ----------------------------------------- */
.engine-section{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;margin-bottom:1.5rem}
.engine-section h2{font-family:var(--mono);font-size:.95rem;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border)}
.engine-form{}
.engine-row{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:.75rem}
.engine-option{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:border-color .15s}
.engine-option:hover{border-color:var(--accent)}
.engine-option input[type=radio]{accent-color:var(--accent)}
.engine-active{border-color:var(--accent);background:#0d1a2b}
.engine-label{font-family:var(--mono);font-size:.9rem}
.engine-default{font-size:.7rem;padding:.1rem .4rem;background:var(--accent);color:#fff;border-radius:99px;margin-left:.25rem}
.engine-hint{font-size:.82rem;color:var(--text2)}

/* --- Modale ----------------------------------------------- */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;z-index:1000}
.modal{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:520px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border)}
.modal-header h2{font-family:var(--mono);font-size:1rem}
.modal-close{background:none;border:none;color:var(--text2);font-size:1.2rem;cursor:pointer;padding:.25rem .5rem;border-radius:var(--radius)}
.modal-close:hover{color:var(--text);background:var(--bg3)}
.modal-tabs{display:flex;border-bottom:1px solid var(--border)}
.modal-tab{flex:1;padding:.65rem;background:none;border:none;border-bottom:2px solid transparent;color:var(--text2);cursor:pointer;font-family:var(--sans);font-size:.875rem;transition:color .15s}
.modal-tab:hover{color:var(--text)}
.modal-tab.active{color:var(--accent);border-bottom-color:var(--accent)}
.modal-tab-content{padding:1.5rem}
.form-group{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1.25rem}
.form-group label{font-size:.875rem;color:var(--text2)}
.form-group input[type=text]{background:var(--bg3);border:1px solid var(--border);color:var(--text);padding:.6rem .9rem;border-radius:var(--radius);font-family:var(--sans);font-size:.95rem}
.form-group input:focus{outline:none;border-color:var(--accent)}
.template-list{display:flex;flex-direction:column;gap:.55rem}
.template-option{display:flex;align-items:flex-start;gap:.7rem;padding:.6rem .8rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg3);cursor:pointer}
.template-option:hover{border-color:var(--accent)}
.template-option input[type=radio]{accent-color:var(--accent);margin-top:.15rem}
.template-active{border-color:var(--accent);background:#0d1a2b}
.template-meta{display:flex;flex-direction:column;gap:.2rem}
.template-name{font-family:var(--mono);font-size:.86rem;color:var(--text)}
.template-desc{font-size:.8rem;color:var(--text2)}
.required{color:var(--error)}
.optional{color:var(--text2);font-size:.8rem}
.modal-hint{font-size:.82rem;color:var(--text2);background:var(--bg3);padding:.75rem 1rem;border-radius:var(--radius);margin-bottom:1.25rem;line-height:1.5}
.modal-hint code{font-family:var(--mono);color:var(--accent)}
.modal-actions{display:flex;justify-content:flex-end;gap:.75rem;margin-top:.5rem}

/* --- Dashboard amélioré ----------------------------------- */
.empty-icon{font-size:3rem;color:var(--border);margin-bottom:1rem}
.empty-sub{font-size:.875rem;color:var(--text2);margin-bottom:1.5rem}
.meta-engine{font-family:var(--mono);font-size:.75rem;color:var(--text2)}