body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;margin:0}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:#f5f7fa;color:#1e293b;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;min-height:100vh}:root{--primary:#2563eb;--primary-dark:#1d4ed8;--primary-light:#3b82f6;--primary-bg:#eff6ff;--success:#16a34a;--success-bg:#f0fdf4;--danger:#dc2626;--danger-bg:#fef2f2;--warning:#d97706;--warning-bg:#fffbeb;--info:#2563eb;--info-bg:#eff6ff;--text:#1e293b;--text-secondary:#64748b;--text-muted:#94a3b8;--bg-white:#fff;--bg-gray:#f5f7fa;--border:#e2e8f0;--sidebar-width:256px;--topbar-height:56px;--radius:8px;--radius-sm:6px;--radius-xs:4px;--transition:all 0.2s 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var(--border);border-radius:8px;border-radius:var(--radius);margin-bottom:24px;margin-bottom:var(--sp-lg);overflow-x:auto}.data-table{border-collapse:collapse;min-width:500px;width:100%}.data-table th{background:#f5f7fa;background:var(--bg-gray);color:#64748b;color:var(--text-secondary);font-size:12px;font-weight:700;letter-spacing:.5px;text-align:left;text-transform:uppercase}.data-table td,.data-table th{border-bottom:1px solid #e2e8f0;border-bottom:1px solid var(--border);padding:12px 16px;padding:var(--sp-md) var(--sp-base)}.data-table td{color:#1e293b;color:var(--text);font-size:14px}.data-table tr{transition:background .15s}.data-table tbody tr:hover td{background:#eff6ff;background:var(--primary-bg)}.data-table tbody tr:last-child td{border-bottom:none}.data-table td .btn+.btn{margin-left:8px;margin-left:var(--sp-sm)}.form-glass{background:#fff;background:var(--bg-white);border:1px solid #e2e8f0;border:1px solid var(--border);border-radius:8px;border-radius:var(--radius);margin-bottom:24px;margin-bottom:var(--sp-lg);padding:24px;padding:var(--sp-lg)}.form-glass h3{color:#1e293b;color:var(--text);font-size:16px;font-weight:700;margin-bottom:16px;margin-bottom:var(--sp-base)}.form-grid{grid-gap:16px;grid-gap:var(--sp-base);display:grid;gap:16px;gap:var(--sp-base);grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.form-group{display:flex;flex-direction:column;gap:6px}.form-group.full-width{grid-column:1/-1}.form-group label{color:#64748b;color:var(--text-secondary);font-size:13px;font-weight:600}.form-control{background:#fff;background:var(--bg-white);border:1px solid #e2e8f0;border:1px solid var(--border);border-radius:6px;border-radius:var(--radius-sm);color:#1e293b;color:var(--text);font-family:inherit;font-size:14px;line-height:1.5;padding:10px 12px;padding:10px var(--sp-md);transition:all .2s ease;transition:var(--transition)}.form-control:focus{border-color:#2563eb;border-color:var(--primary);outline:none}textarea.form-control{min-height:88px;resize:vertical}.form-check,select.form-control{cursor:pointer}.form-check{align-items:center;display:flex;font-size:14px;gap:8px;gap:var(--sp-sm);padding:8px 0;padding:var(--sp-sm) 0}.form-check input[type=checkbox]{accent-color:#2563eb;accent-color:var(--primary);cursor:pointer;height:18px;width:18px}.form-actions{display:flex;gap:12px;gap:var(--sp-md);margin-top:16px;margin-top:var(--sp-base);padding-top:16px;padding-top:var(--sp-base)}.search-select{position:relative}.search-select-trigger{align-items:center;background:#fff;background:var(--bg-white);border:1px solid #e2e8f0;border:1px solid var(--border);border-radius:6px;border-radius:var(--radius-sm);color:#1e293b;color:var(--text);cursor:pointer;display:flex;font-family:inherit;font-size:14px;gap:8px;gap:var(--sp-sm);justify-content:space-between;line-height:1.5;padding:10px 12px;padding:10px var(--sp-md);text-align:left;transition:all .2s ease;transition:var(--transition);width:100%}.search-select-trigger:hover{border-color:#cbd5e1}.search-select-trigger.active{border-color:#2563eb;border-color:var(--primary)}.search-select-trigger i,.search-select-trigger.placeholder .search-select-value{color:#94a3b8;color:var(--text-muted)}.search-select-trigger i{flex-shrink:0;font-size:12px;transition:all .2s ease;transition:var(--transition)}.search-select-value{flex:1 1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.search-select-hidden{height:0;opacity:0;pointer-events:none;position:absolute;width:0}.search-select-dropdown{animation:dropdownIn .15s ease-out;background:#fff;background:var(--bg-white);border:1px solid #e2e8f0;border:1px solid var(--border);border-radius:8px;border-radius:var(--radius);box-shadow:0 4px 16px #00000014;left:0;max-width:min(600px,90vw);min-width:100%;position:absolute;top:calc(100% + 4px);width:max-content;z-index:900}.search-select-dropdown.drop-up{animation:dropdownUpIn .15s ease-out;bottom:calc(100% + 4px);top:auto}.search-select-search{align-items:center;border-bottom:1px solid #e2e8f0;border-bottom:1px solid var(--border);display:flex;gap:8px;gap:var(--sp-sm);padding:8px 12px;padding:var(--sp-sm) var(--sp-md)}.search-select-search i{color:#94a3b8;color:var(--text-muted);flex-shrink:0;font-size:14px}.search-select-search input{background:#0000;border:none;color:#1e293b;color:var(--text);flex:1 1;font-family:inherit;font-size:13px;min-width:0;outline:none;padding:6px 0}.search-select-clear-search,.search-select-search input::placeholder{color:#94a3b8;color:var(--text-muted)}.search-select-clear-search{align-items:center;background:none;border:none;cursor:pointer;display:flex;flex-shrink:0;font-size:16px;line-height:1;padding:2px}.search-select-clear-search:hover{color:#1e293b;color:var(--text)}.search-select-list{list-style:none;max-height:260px;overflow-y:auto;padding:4px 0;padding:var(--sp-xs) 0}.search-select-option{color:#1e293b;color:var(--text);cursor:pointer;font-size:13px;line-height:1.4;padding:8px 12px;padding:var(--sp-sm) var(--sp-md);transition:background .1s}.search-select-option.highlighted,.search-select-option:hover{background:#eff6ff;background:var(--primary-bg)}.search-select-option.selected{color:#2563eb;color:var(--primary);font-weight:600}.search-select-option.selected:after{content:" ✓"}.search-select-empty{color:#94a3b8;color:var(--text-muted);font-size:13px;padding:16px 12px;padding:var(--sp-base) var(--sp-md);text-align:center}.search-select-count{border-top:1px solid #e2e8f0;border-top:1px solid var(--border);color:#94a3b8;color:var(--text-muted);font-size:11px;padding:4px 12px;padding:4px var(--sp-md);text-align:right}@keyframes dropdownIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}@keyframes dropdownUpIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.search-select.select-filter-wrap{margin-bottom:16px;margin-bottom:var(--sp-base);max-width:500px;width:100%}.filter-bar .search-select.select-filter-wrap{margin-bottom:0}.btn{align-items:center;border:none;border-radius:6px;border-radius:var(--radius-sm);cursor:pointer;display:inline-flex;font-family:inherit;font-size:14px;font-weight:600;gap:8px;gap:var(--sp-sm);line-height:1.4;padding:10px 20px;text-decoration:none;transition:all .2s ease;transition:var(--transition);white-space:nowrap}.btn i{font-size:16px}.btn-primary{background:#2563eb;background:var(--primary);color:#fff}.btn-primary:hover{background:#1d4ed8;background:var(--primary-dark)}.btn-success{background:#16a34a;background:var(--success);color:#fff}.btn-success:hover{background:#15803d}.btn-danger{background:#dc2626;background:var(--danger);color:#fff}.btn-danger:hover{background:#b91c1c}.btn-secondary{background:#f5f7fa;background:var(--bg-gray);border:1px solid #e2e8f0;border:1px solid var(--border);color:#64748b;color:var(--text-secondary)}.btn-secondary:hover{background:#e2e8f0}.btn-ghost{background:#0000;color:#64748b;color:var(--text-secondary);padding:8px 12px;padding:var(--sp-sm) var(--sp-md)}.btn-ghost:hover{background:#f5f7fa;background:var(--bg-gray);color:#1e293b;color:var(--text)}.btn-sm{font-size:13px;padding:8px 12px;padding:var(--sp-sm) var(--sp-md)}.btn-icon{align-items:center;border-radius:6px;border-radius:var(--radius-sm);display:inline-flex;height:36px;justify-content:center;padding:0;width:36px}.btn-icon i{font-size:16px;margin:0}.badge-role{align-items:center;border-radius:4px;border-radius:var(--radius-xs);display:inline-flex;font-size:12px;font-weight:600;gap:4px;padding:3px 10px;text-transform:capitalize}.badge-admin{background:#fef2f2;background:var(--danger-bg);color:#dc2626;color:var(--danger)}.badge-enseignant{background:#eff6ff;background:var(--primary-bg);color:#2563eb;color:var(--primary)}.badge-etudiant{background:#f0fdf4;background:var(--success-bg);color:#16a34a;color:var(--success)}.badge-type{border-radius:4px;border-radius:var(--radius-xs);display:inline-block;font-size:11px;font-weight:700;letter-spacing:.3px;padding:2px 8px;text-transform:uppercase}.badge-qcm{background:#f5f3ff;color:#7c3aed}.badge-examen{background:#eff6ff;background:var(--primary-bg);color:#2563eb;color:var(--primary)}.badge-tp{background:#f0fdf4;background:var(--success-bg);color:#16a34a;color:var(--success)}.badge-interro{background:#fffbeb;background:var(--warning-bg);color:#d97706;color:var(--warning)}.badge-status{border-radius:4px;border-radius:var(--radius-xs);font-size:12px;font-weight:600;gap:4px}.badge-published{background:#f0fdf4;background:var(--success-bg);color:#16a34a;color:var(--success)}.badge-draft{color:#94a3b8;color:var(--text-muted)}.auth-page,.badge-draft{background:#f5f7fa;background:var(--bg-gray)}.auth-page{align-items:center;display:flex;justify-content:center;min-height:100vh;overflow-x:hidden;padding:32px 16px;padding:var(--sp-xl) var(--sp-base)}.auth-page:after,.auth-page:before{display:none}.auth-card{background:#fff;background:var(--bg-white);border:1px solid #e2e8f0;border:1px solid var(--border);border-radius:8px;border-radius:var(--radius);max-width:480px;padding:40px 32px;padding:40px var(--sp-xl);width:100%}.auth-card .auth-logo{margin-bottom:24px;margin-bottom:var(--sp-lg);text-align:center}.auth-card .auth-logo .logo-icon{border-radius:8px;border-radius:var(--radius);height:56px;margin:0 auto 10px;object-fit:contain;width:56px}.auth-card .auth-logo h1{color:#1e293b;color:var(--text);font-size:22px;font-weight:700}.auth-card .auth-logo p{color:#64748b;color:var(--text-secondary);font-size:14px;margin-top:4px}.auth-card form{display:flex;flex-direction:column;gap:16px;gap:var(--sp-base)}.auth-card .form-group{gap:6px}.auth-card .form-group label{color:#64748b;color:var(--text-secondary);font-size:13px;font-weight:500}.auth-card .form-control{background:#fff;background:var(--bg-white);border:1px solid #e2e8f0;border:1px solid var(--border);color:#1e293b;color:var(--text);padding:11px 16px;padding:11px var(--sp-base)}.auth-card .form-control::placeholder{color:#94a3b8;color:var(--text-muted)}.auth-card .form-control:focus{border-color:#2563eb;border-color:var(--primary)}.auth-card .btn-primary{font-size:15px;margin-top:8px;margin-top:var(--sp-sm);padding:12px;padding:var(--sp-md);width:100%}.auth-card .auth-footer{color:#64748b;color:var(--text-secondary);font-size:14px;margin-top:24px;margin-top:var(--sp-lg);text-align:center}.auth-card .auth-footer a{color:#2563eb;color:var(--primary);font-weight:600;text-decoration:none}.auth-card .auth-footer a:hover{text-decoration:underline}.auth-card .error-msg{background:#fef2f2;background:var(--danger-bg);border:1px solid #fecaca;border-radius:6px;border-radius:var(--radius-sm);color:#dc2626;color:var(--danger);font-size:13px;padding:12px 16px;padding:var(--sp-md) var(--sp-base);text-align:center}.auth-card .row-2{grid-gap:12px;grid-gap:var(--sp-md);display:grid;gap:12px;gap:var(--sp-md);grid-template-columns:1fr 1fr}.auth-card 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