.audit-log-page{min-width:0}.audit-heading,.audit-detail-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.audit-heading h1,.audit-detail-heading h2{margin:4px 0 6px}.audit-heading p{margin:0;color:var(--muted)}.audit-total{color:var(--muted);font-size:14px;white-space:nowrap;padding-top:8px}.audit-filter-card,.audit-table-card,.audit-detail-card{overflow:hidden}.audit-tabs{display:flex;gap:8px;border-bottom:2px solid var(--border);padding-bottom:0;margin-bottom:4px}.audit-tabs button{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border:none;background:transparent;color:var(--muted);font-size:14px;font-weight:500;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s ease}.audit-tabs button:hover{color:var(--foreground)}.audit-tabs button.active{color:var(--primary, #2563eb);border-bottom-color:var(--primary, #2563eb);font-weight:600}.audit-filter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));align-items:end;gap:12px}.audit-filter-grid label{display:grid;gap:6px;color:var(--muted);font-size:13px}.audit-filter-grid select,.audit-filter-grid input{width:100%;min-width:0}.audit-reset{white-space:nowrap;padding-bottom:9px}.visit-filter-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}.visit-filter-controls{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.visit-filter-controls label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}.visit-filter-controls select,.visit-filter-controls input{min-width:140px;padding:6px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px}.visit-summary-stats{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.visit-summary-item{display:flex;flex-direction:column;background:var(--surface-muted, #f8fafc);border:1px solid var(--border, #e2e8f0);border-radius:8px;padding:6px 12px;min-width:80px;text-align:center}.summary-label{font-size:11px;color:var(--muted, #64748b)}.summary-value{font-size:16px;color:#0f172a}.summary-value.highlight{color:#16a34a}.audit-table-wrap{overflow-x:auto}.audit-table{width:100%;min-width:860px;border-collapse:collapse}.audit-table th,.audit-table td{padding:12px 10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:middle}.audit-table th{color:var(--muted);font-size:12px;font-weight:600;white-space:nowrap}.audit-table td{font-size:13px}.audit-table td small{display:block;color:var(--muted);margin-top:3px}.audit-action-pill{display:inline-flex;border-radius:999px;background:var(--surface-muted);padding:4px 8px;white-space:nowrap}.audit-source-pill{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:500;white-space:nowrap}.audit-source-pill.source-account{background:var(--surface-muted, #f1f5f9);color:var(--muted, #475569);border:1px solid var(--border, #e2e8f0)}.audit-source-pill.source-school_password{background:#fff7ed;color:#c2410c;border:1px solid #fed7aa}.audit-source-pill.source-teacher_portal{background:#f5f3ff;color:#6d28d9;border:1px solid #ddd6fe}.audit-source-pill.source-teacher_link{background:#ecfeff;color:#0e7490;border:1px solid #a5f3fc}.audit-source-pill.source-system{background:#f8fafc;color:#64748b;border:1px solid #e2e8f0}.audit-pagination{display:flex;justify-content:center;align-items:center;gap:14px;padding-top:16px}.audit-state{display:grid;justify-items:center;gap:8px;padding:54px 16px;color:var(--muted)}.audit-state strong{color:#172033}.audit-detail-card{display:grid;gap:18px}.audit-detail-heading>span{color:var(--muted);font-size:13px;white-space:nowrap}.audit-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.audit-detail-grid>div{display:grid;gap:6px;min-width:0}.audit-detail-grid strong{color:var(--muted);font-size:12px}.audit-detail-wide{grid-column:1 / -1}.audit-json{margin:0;max-height:360px;overflow:auto;border-radius:8px;background:var(--surface-muted);padding:12px;font:12px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;word-break:break-word}.audit-empty-value{color:var(--muted)}.audit-facts{display:grid;gap:8px}.audit-facts details{border:1px solid var(--border);border-radius:8px;padding:8px 10px}.audit-facts summary{cursor:pointer;color:#172033;font-size:13px}.visit-stats-table th.sortable-th{cursor:pointer;-webkit-user-select:none;user-select:none;transition:color .15s ease}.visit-stats-table th.sortable-th:hover{color:var(--primary, #2563eb)}.visit-stats-table th.center-col,.visit-stats-table td.center-col{text-align:center}.count-col{font-variant-numeric:tabular-nums}.active-count{color:#16a34a;font-weight:700}.muted-count{color:var(--muted, #94a3b8)}.time-col{white-space:nowrap}.role-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;white-space:nowrap}.role-badge.role-admin{background:#fef3c7;color:#92400e}.role-badge.role-head{background:#e0e7ff;color:#3730a3}.role-badge.role-student{background:#f1f5f9;color:#475569}.board-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border-radius:6px;font-size:12px;font-weight:500;white-space:nowrap}.board-badge.badge-homework{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe}.board-badge.badge-school{background:#fff7ed;color:#c2410c;border:1px solid #fed7aa}.board-badge.badge-all{background:#f8fafc;color:#475569;border:1px solid #e2e8f0}.board-student-count-cell{display:inline-flex;align-items:center;justify-content:center;gap:8px}.board-student-num{font-variant-numeric:tabular-nums;white-space:nowrap}.muted-total{color:var(--muted, #94a3b8);font-size:12px}.board-detail-btn{font-size:11px;padding:1px 7px;min-height:22px;line-height:20px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:4px;color:#1d4ed8;font-weight:500;transition:all .1s ease;white-space:nowrap;cursor:pointer}.board-detail-btn:hover{background:#dbeafe;color:#1e40af;border-color:#93c5fd}.board-detail-btn:active{transform:scale(.95);background:#bfdbfe}.modal-card.board-student-modal{width:min(620px,calc(100vw - 32px));max-height:calc(100vh - 60px);overflow-y:auto;gap:14px;animation:boardModalIn .12s cubic-bezier(.16,1,.3,1);box-shadow:0 20px 60px #0f172a40}@keyframes boardModalIn{0%{opacity:0;transform:scale(.97) translateY(-6px)}to{opacity:1;transform:scale(1) translateY(0)}}.board-modal-subtitle{font-size:12px;color:#64748b;margin-top:4px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}.board-rate-badge{display:inline-block;padding:1px 6px;border-radius:4px;background:#ecfdf5;color:#059669;font-weight:600;font-size:11px}.board-student-sections{display:grid;gap:14px}.board-student-section{border:1px solid var(--border, #e2e8f0);border-radius:10px;padding:12px 14px;background:#fafbfc}.board-student-section.visited-section{border-color:#bbf7d0;background:#f0fdf4}.board-student-section.unvisited-section{border-color:#fed7aa;background:#fffbeb}.board-student-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.board-student-section-header .section-title{font-size:13px;font-weight:600;display:flex;align-items:center;gap:6px;color:#1e293b}.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.status-dot.visited{background:#16a34a}.status-dot.unvisited{background:#ea580c}.board-student-chips{display:flex;flex-wrap:wrap;gap:6px;max-height:180px;overflow-y:auto;padding:2px}.student-chip{display:inline-flex;align-items:center;padding:3px 8px;border-radius:6px;font-size:12px;font-weight:500;font-variant-numeric:tabular-nums;border:1px solid transparent}.student-chip.visited{background:#dcfce7;color:#15803d;border-color:#86efac}.student-chip.unvisited{background:#ffedd5;color:#c2410c;border-color:#fdba74}.board-student-section .empty-hint{font-size:12px;color:#64748b;padding:6px 0}.board-student-section .empty-hint.success{color:#16a34a;font-weight:600}.copy-btn{font-size:11px;padding:2px 8px;border-radius:4px}.board-modal-toast{text-align:center;font-size:12px;color:#16a34a;background:#dcfce7;padding:4px 8px;border-radius:6px;animation:fadeIn .2s ease}@media (max-width: 1100px){.audit-filter-grid{grid-template-columns:repeat(3,minmax(130px,1fr))}}@media (max-width: 820px){.audit-heading,.audit-detail-heading{flex-direction:column}.audit-filter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.visit-filter-row{flex-direction:column;align-items:stretch}.audit-table{min-width:0}.audit-table thead{display:none}.audit-table,.audit-table tbody,.audit-table tr,.audit-table td{display:block;width:100%}.audit-table tr{padding:12px 0;border-bottom:1px solid var(--border)}.audit-table td{display:grid;grid-template-columns:80px minmax(0,1fr);gap:8px;padding:5px 0;border:0;text-align:left!important}.audit-table td:before{content:attr(data-label);color:var(--muted);font-size:12px}.audit-table td:last-child{display:flex;justify-content:flex-start}.audit-detail-grid{grid-template-columns:1fr}.audit-detail-wide{grid-column:auto}}@media (max-width: 480px){.audit-filter-grid{grid-template-columns:1fr}}