*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif}.layout{min-height:100vh;display:flex}.sidebar{color:#fff;background:#1e293b;flex-shrink:0;width:260px;overflow-y:auto}.sidebar-header{border-bottom:1px solid #334155;padding:1.5rem}.sidebar-header h2{margin:0;font-size:1.25rem}.sidebar-nav{padding:1rem 0}.nav-item{color:#94a3b8;align-items:center;gap:.75rem;padding:.75rem 1.5rem;font-size:.875rem;text-decoration:none;transition:all .2s;display:flex}.nav-item:hover{color:#fff;background:#334155}.nav-item.active{color:#fff;background:#2563eb}.nav-icon{font-size:1rem}.main-content{background:#f1f5f9;flex-direction:column;flex:1;display:flex;overflow:hidden}.top-bar{background:#fff;border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;padding:1rem 2rem;display:flex}.logout-btn{color:#fff;cursor:pointer;background:#ef4444;border:none;border-radius:6px;padding:.5rem 1rem;font-size:.875rem}.logout-btn:hover{background:#dc2626}.page-content{flex:1;padding:2rem;overflow-y:auto}.page-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.page-header h1{color:#1e293b;margin:0;font-size:1.5rem}.btn-primary{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:8px;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500}.btn-primary:hover{background:#1d4ed8}.btn-danger{color:#fff;cursor:pointer;background:#ef4444;border:none;border-radius:6px;padding:.375rem .75rem;font-size:.75rem}.btn-success{color:#fff;cursor:pointer;background:#22c55e;border:none;border-radius:6px;padding:.375rem .75rem;font-size:.75rem}.data-table{border-collapse:collapse;background:#fff;border-radius:12px;width:100%;overflow:hidden;box-shadow:0 1px 3px #0000001a}.data-table th,.data-table td{text-align:left;border-bottom:1px solid #e2e8f0;padding:.875rem 1rem;font-size:.875rem}.data-table th{color:#475569;background:#f8fafc;font-weight:600}.data-table tr:hover{background:#f8fafc}.status-badge{border-radius:9999px;padding:.25rem .625rem;font-size:.75rem;font-weight:500}.status-pending{color:#92400e;background:#fef3c7}.status-approved{color:#166534;background:#dcfce7}.status-rejected{color:#991b1b;background:#fee2e2}.status-paid{color:#166534;background:#dcfce7}.status-open{color:#1e40af;background:#dbeafe}.status-answered,.status-att-present{color:#166534;background:#dcfce7}.status-att-absent{color:#991b1b;background:#fee2e2}.status-att-late{color:#92400e;background:#fef3c7}.status-att-half{color:#6d28d9;background:#ede9fe}.modal-overlay{z-index:1000;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:#fff;border-radius:12px;width:100%;max-width:500px;max-height:90vh;padding:2rem;overflow-y:auto}.modal h2{margin:0 0 1.5rem;font-size:1.25rem}.form-row label{color:#334155;margin-bottom:.375rem;font-size:.875rem;font-weight:500;display:block}.form-row input,.form-row select,.form-row textarea{box-sizing:border-box;border:1px solid #e2e8f0;border-radius:8px;width:100%;padding:.625rem .875rem;font-size:.875rem}.form-row textarea{resize:vertical;min-height:80px}.modal-actions{justify-content:flex-end;gap:.75rem;margin-top:1.5rem;display:flex}.btn-cancel{color:#475569;cursor:pointer;background:#e2e8f0;border:none;border-radius:8px;padding:.625rem 1.25rem}.stats-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1.5rem;margin-bottom:2rem;display:grid}.stat-card{background:#fff;border-radius:12px;padding:1.5rem;box-shadow:0 1px 3px #0000001a}.stat-card h3{color:#64748b;margin:0 0 .5rem;font-size:.875rem;font-weight:500}.stat-card .value{color:#1e293b;font-size:2rem;font-weight:700}.teacher-sidebar .teacher-nav-active{background:#059669!important}.loading-text{text-align:center;color:#64748b;padding:1.5rem}.nav-group{margin:.25rem 0}.nav-group-toggle{color:#94a3b8;cursor:pointer;text-align:left;background:0 0;border:none;justify-content:space-between;align-items:center;width:100%;padding:.75rem 1.5rem;font-size:.875rem;transition:all .2s;display:flex}.nav-group-toggle:hover,.nav-group-toggle.active-group{color:#fff;background:#334155}.nav-group-left{align-items:center;gap:.75rem;display:flex}.nav-chevron{font-size:1.1rem;line-height:1;transition:transform .2s;display:inline-block;transform:rotate(0)}.nav-chevron.expanded{transform:rotate(90deg)}.nav-subitems{animation:.2s navExpand;overflow:hidden}@keyframes navExpand{0%{opacity:0;max-height:0}to{opacity:1;max-height:600px}}.nav-subitem{padding-left:2.75rem!important;font-size:.8125rem!important}.nav-group-label{text-transform:uppercase;letter-spacing:.05em;color:#64748b;padding:.75rem 1.5rem .375rem;font-size:.6875rem;font-weight:600}.stat-card-link{cursor:pointer;transition:box-shadow .2s,transform .15s}.stat-card-link:hover{transform:translateY(-1px);box-shadow:0 4px 12px #0000001f}.stat-card-meta{color:#64748b;margin:4px 0 0;font-size:.75rem}.attendance-page{max-width:1200px}.attendance-hint{color:#1e40af;background:#eff6ff;border-radius:8px;margin:0 0 1rem;padding:.75rem 1rem;font-size:.875rem}.attendance-meta{color:#475569;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;margin:0 0 1rem;padding:.625rem 1rem;font-size:.8125rem}.attendance-filters .attendance-search{flex:240px;min-width:220px}.att-stat-search span{color:#2563eb}.attendance-filters{background:#fff;border-radius:12px;flex-wrap:wrap;gap:1rem;margin-bottom:1.25rem;padding:1rem 1.25rem;display:flex;box-shadow:0 1px 3px #00000014}.attendance-stats{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:.75rem;margin-bottom:1rem;display:grid}.att-stat{text-align:center;background:#fff;border-radius:12px;padding:1rem;box-shadow:0 1px 3px #00000014}.att-stat span{font-size:1.75rem;font-weight:700;display:block}.att-stat small{color:#64748b;font-size:.75rem}.att-stat-present span{color:#16a34a}.att-stat-absent span{color:#dc2626}.att-stat-late span{color:#d97706}.att-stat-unmarked span{color:#94a3b8}.att-stat-total span{color:#2563eb}.att-stat-half span{color:#7c3aed}.attendance-tabs{gap:.5rem;margin-bottom:1.25rem;display:flex}.attendance-tab{color:#64748b;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500;transition:all .15s}.attendance-tab:hover{color:#1e293b;background:#f8fafc}.attendance-tab.active{color:#fff;background:#2563eb;border-color:#2563eb}.attendance-records{max-width:1200px}.attendance-actions{flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;display:flex}.att-btn{cursor:pointer;border:1px solid #0000;border-radius:8px;padding:.5rem 1rem;font-size:.8125rem;font-weight:500}.att-btn-present{color:#166534;background:#dcfce7;border-color:#bbf7d0}.att-btn-absent{color:#991b1b;background:#fee2e2;border-color:#fecaca}.att-btn-clear{color:#475569;background:#f1f5f9;border-color:#e2e8f0}.att-message{border-radius:8px;margin-bottom:1rem;padding:.75rem 1rem}.att-message.success{color:#166534;background:#dcfce7}.att-message.error{color:#991b1b;background:#fee2e2}.attendance-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem;display:grid}.att-card{background:#fff;border-left:4px solid #e2e8f0;border-radius:12px;padding:1rem;transition:box-shadow .2s,transform .15s;box-shadow:0 1px 3px #00000014}.att-card:hover{box-shadow:0 4px 12px #0000001a}.att-card-present{border-left-color:#22c55e}.att-card-absent{border-left-color:#ef4444}.att-card-late{border-left-color:#f59e0b}.att-card-half_day{border-left-color:#8b5cf6}.att-card-head{align-items:center;gap:.75rem;margin-bottom:.75rem;display:flex}.att-avatar{color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed);border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;font-size:.875rem;font-weight:700;display:flex}.att-card-head small{color:#64748b;font-size:.75rem;display:block}.att-status-btns{grid-template-columns:1fr 1fr;gap:.375rem;display:grid}.att-status-btn{cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;padding:.375rem .5rem;font-size:.75rem;transition:all .15s}.att-status-btn:hover{background:#f1f5f9}.teacher-hero{color:#fff;background:linear-gradient(135deg,#059669 0%,#047857 50%,#065f46 100%);border-radius:16px;margin-bottom:1.5rem;padding:1.75rem;box-shadow:0 8px 24px #05966940}.teacher-hero h2{margin:0 0 .25rem;font-size:1.5rem}.teacher-hero p{opacity:.9;margin:0}.teacher-quick-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:1rem;display:grid}.teacher-quick-card{color:inherit;text-align:center;background:#fff;border-radius:14px;padding:1.25rem;text-decoration:none;transition:transform .15s,box-shadow .15s;box-shadow:0 2px 8px #0000000f}.teacher-quick-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0000001a}.teacher-quick-card .icon{margin-bottom:.5rem;font-size:2rem}.teacher-quick-card strong{color:#1e293b;font-size:.875rem;display:block}.teacher-quick-card.attendance{border-top:3px solid #22c55e}.import-page{max-width:960px}.import-subtitle{color:#64748b;margin:.25rem 0 0;font-size:.875rem}.import-subtitle a{color:#2563eb}.import-steps{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:.75rem;margin-bottom:1.25rem;display:grid}.import-step{color:#475569;background:#fff;border-radius:10px;align-items:center;gap:.5rem;padding:.75rem 1rem;font-size:.8125rem;display:flex;box-shadow:0 1px 3px #0000000f}.import-step span{color:#fff;background:#2563eb;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;font-size:.75rem;font-weight:700;display:flex}.import-guide{color:#475569;margin:0;padding-left:1.25rem;line-height:1.8}.import-dropzone{text-align:center;cursor:pointer;background:#f8fafc;border:2px dashed #cbd5e1;border-radius:14px;padding:2.5rem 1.5rem;transition:border-color .15s,background .15s}.import-dropzone:hover,.import-dropzone.drag-over{background:#eff6ff;border-color:#2563eb}.import-dropzone.has-file{background:#f0fdf4;border-color:#22c55e}.import-dropzone-icon{margin-bottom:.5rem;font-size:2.5rem}.import-dropzone-title{color:#1e293b;margin:0;font-weight:600}.import-dropzone-hint{color:#64748b;margin:.375rem 0 0;font-size:.8125rem}.import-row-error{background:#fef2f2!important}.import-export-panel{max-width:100%}.import-export-toolbar{background:#fff;border:1px solid #e2e8f0;border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:1rem;margin-bottom:.75rem;padding:1rem;display:flex}.import-export-filters{flex-wrap:wrap;align-items:flex-end;gap:.75rem;display:flex}.import-export-actions,.header-actions{flex-wrap:wrap;gap:.5rem;display:flex}.sidebar-header.school-brand{align-items:center;gap:.75rem;display:flex}.sidebar-school-logo{object-fit:cover;background:#334155;border-radius:8px;flex-shrink:0;width:44px;height:44px}.sidebar-school-logo.placeholder{justify-content:center;align-items:center;font-size:1.25rem;display:flex}.sidebar-header.school-brand small{color:#94a3b8;margin-top:.25rem;font-size:.75rem;display:block}.school-logo-thumb{object-fit:cover;background:#f1f5f9;border-radius:6px;width:36px;height:36px}.school-logo-placeholder{font-size:1.25rem}.school-modal{width:95%;max-width:900px}.school-modal-grid{grid-template-columns:1fr 1fr;gap:1.5rem;display:grid}@media (width<=768px){.school-modal-grid{grid-template-columns:1fr}}.school-modal h3{color:#475569;text-transform:uppercase;letter-spacing:.03em;margin:0 0 .75rem;font-size:.9375rem}.school-logo-upload{flex-direction:column;gap:.5rem;display:flex}.school-logo-preview{object-fit:cover;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:8px;width:80px;height:80px}.school-logo-preview.empty{color:#94a3b8;justify-content:center;align-items:center;font-size:.8125rem;display:flex}.feature-toggle-grid{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;grid-template-columns:1fr 1fr;gap:.375rem 1rem;max-height:280px;padding:.75rem;display:grid;overflow-y:auto}.feature-toggle{cursor:pointer;align-items:center;gap:.5rem;font-size:.875rem;display:flex}.feature-toggle input{width:auto;margin:0}.login-page{background:linear-gradient(135deg,#1e3a5f 0%,#2563eb 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:#fff;border-radius:12px;width:100%;max-width:400px;padding:2.5rem;box-shadow:0 20px 60px #0000004d}.login-header{text-align:center;margin-bottom:2rem}.login-header h1{color:#1e3a5f;margin:0 0 .5rem;font-size:1.75rem}.login-header p{color:#64748b;margin:0}.form-group{margin-bottom:1.25rem}.form-group label{color:#334155;margin-bottom:.5rem;font-size:.875rem;font-weight:500;display:block}.form-group input{box-sizing:border-box;border:1px solid #e2e8f0;border-radius:8px;width:100%;padding:.75rem 1rem;font-size:1rem}.form-group input:focus{border-color:#2563eb;outline:none;box-shadow:0 0 0 3px #2563eb1a}.login-card button{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:8px;width:100%;margin-top:.5rem;padding:.875rem;font-size:1rem;font-weight:600}.login-card button:hover:not(:disabled){background:#1d4ed8}.login-card button:disabled{opacity:.7;cursor:not-allowed}.login-tabs{gap:8px;margin-bottom:1.5rem;display:flex}.login-tabs .tab{cursor:pointer;color:#64748b;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;flex:1;padding:.625rem;font-weight:500}.login-tabs .tab.active{color:#fff;background:#2563eb;border-color:#2563eb}.login-tabs .tab.active.tab-teacher{background:#059669;border-color:#059669}.login-page.login-teacher{background:linear-gradient(135deg,#1e3a5f 0%,#059669 100%)}.login-card .btn-teacher{background:#059669}.login-card .btn-teacher:hover:not(:disabled){background:#047857}.login-super-admin{background:linear-gradient(135deg,#312e81 0%,#4338ca 100%)}.login-tabs .tab-super-admin.active{color:#fff;background:#4338ca}.login-card .btn-super-admin{color:#fff;cursor:pointer;background:#4338ca;border:none;border-radius:8px;width:100%;padding:.75rem;font-weight:600}.login-card .btn-super-admin:hover:not(:disabled){background:#3730a3}.sidebar-section-title{text-transform:uppercase;letter-spacing:.05em;color:#64748b;padding:.75rem 1.5rem .25rem;font-size:.7rem;font-weight:600}.sidebar-class-link{padding-left:2rem!important;font-size:.8125rem!important}.nav-group-label{letter-spacing:.08em;text-transform:uppercase;color:#64748b;padding:.75rem 1.5rem .375rem;font-size:.6875rem;font-weight:700}.error-msg{color:#dc2626;background:#fef2f2;border-radius:8px;margin-bottom:1rem;padding:.75rem 1rem;font-size:.875rem}.timetable-page{max-width:1400px}.timetable-page .page-header p{color:#64748b;margin:.35rem 0 0;font-size:.9rem}.tt-toolbar{background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-wrap:wrap;align-items:flex-end;gap:.75rem;margin-bottom:1.25rem;padding:1rem 1.25rem;display:flex;box-shadow:0 1px 3px #0f172a0f}.tt-toolbar label{color:#64748b;text-transform:uppercase;letter-spacing:.03em;flex-direction:column;gap:.35rem;font-size:.75rem;font-weight:600;display:flex}.tt-toolbar select{min-width:140px;font:inherit;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;padding:.55rem .75rem;font-size:.875rem}.tt-toolbar-spacer{flex:1}.tt-view-toggle{background:#f1f5f9;border-radius:10px;padding:3px;display:flex}.tt-view-btn{color:#64748b;cursor:pointer;background:0 0;border:none;border-radius:8px;padding:.45rem .85rem;font-size:.8125rem;font-weight:500}.tt-view-btn.active{color:#1e293b;background:#fff;box-shadow:0 1px 2px #0000000f}.tt-stats{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:.75rem;margin-bottom:1rem;display:grid}.tt-stat{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:.85rem 1rem}.tt-stat span{color:#1e293b;font-size:1.35rem;font-weight:700;display:block}.tt-stat small{color:#64748b;font-size:.75rem}.tt-day-tabs{gap:.5rem;margin-bottom:1rem;padding-bottom:.25rem;display:flex;overflow-x:auto}.tt-day-tab{color:#64748b;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:999px;flex-shrink:0;padding:.5rem 1rem;font-size:.8125rem;font-weight:500;transition:all .15s}.tt-day-tab:hover{color:#1e293b;border-color:#cbd5e1}.tt-day-tab.active{color:#fff;background:#2563eb;border-color:#2563eb}.tt-day-tab.today:not(.active){color:#1d4ed8;background:#eff6ff;border-color:#93c5fd}.tt-day-tab.teacher.active{background:#059669;border-color:#059669}.tt-grid-wrap{background:#fff;border:1px solid #e2e8f0;border-radius:14px;overflow-x:auto;box-shadow:0 1px 3px #0f172a0f}.tt-grid{border-collapse:collapse;width:100%;min-width:720px}.tt-grid th,.tt-grid td{vertical-align:top;border:1px solid #e2e8f0}.tt-grid th{color:#475569;text-align:center;background:#f8fafc;padding:.75rem .5rem;font-size:.75rem;font-weight:600}.tt-grid th.today{color:#1d4ed8;background:#eff6ff}.tt-period-label{text-align:center;color:#64748b;background:#f8fafc;width:72px;padding:.5rem;font-size:.75rem;font-weight:600}.tt-slot{min-height:88px;padding:.35rem;position:relative}.tt-slot-empty{justify-content:center;align-items:center;min-height:88px;display:flex}.tt-add-slot{color:#94a3b8;cursor:pointer;background:#f8fafc;border:1px dashed #cbd5e1;border-radius:10px;width:100%;height:100%;min-height:72px;font-size:1.25rem;transition:all .15s}.tt-add-slot:hover{color:#2563eb;background:#eff6ff;border-color:#2563eb}.tt-add-slot.teacher:hover{color:#059669;background:#ecfdf5;border-color:#059669}.tt-card{cursor:pointer;text-align:left;border-left:3px solid;border-radius:10px;width:100%;height:100%;padding:.55rem .65rem;transition:transform .12s,box-shadow .12s}.tt-card:hover{transform:translateY(-1px);box-shadow:0 4px 12px #0f172a14}.tt-card.live{box-shadow:0 0 0 2px #22c55e,0 4px 12px #22c55e33}.tt-card-subject{margin-bottom:.2rem;font-size:.8125rem;font-weight:700;line-height:1.2}.tt-card-meta{color:#64748b;font-size:.6875rem;line-height:1.35}.tt-card-time{opacity:.85;margin-top:.25rem;font-size:.6875rem;font-weight:600}.tt-live-badge{text-transform:uppercase;letter-spacing:.04em;color:#fff;background:#22c55e;border-radius:4px;margin-bottom:.2rem;padding:.1rem .35rem;font-size:.625rem;font-weight:700;display:inline-block}.tt-day-list{flex-direction:column;gap:.75rem;display:flex}.tt-timeline-item{grid-template-columns:64px 1fr;align-items:stretch;gap:.85rem;display:grid}.tt-timeline-time{text-align:right;padding-top:.65rem}.tt-timeline-time strong{color:#1e293b;font-size:.8125rem;display:block}.tt-timeline-time small{color:#94a3b8;font-size:.6875rem}.tt-timeline-card{cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:14px;align-items:flex-start;gap:.85rem;padding:1rem 1.1rem;transition:box-shadow .15s;display:flex;box-shadow:0 1px 3px #0f172a0d}.tt-timeline-card:hover{box-shadow:0 6px 16px #0f172a14}.tt-timeline-card.live{border-color:#86efac;box-shadow:0 0 0 2px #22c55e26}.tt-period-badge{border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:.875rem;font-weight:700;display:flex}.tt-timeline-body{flex:1;min-width:0}.tt-timeline-body h3{color:#1e293b;margin:0 0 .25rem;font-size:.9375rem}.tt-timeline-body p{color:#64748b;margin:0;font-size:.8125rem}.tt-empty{text-align:center;color:#64748b;background:#fff;border:1px dashed #cbd5e1;border-radius:14px;padding:3rem 1.5rem}.tt-empty-icon{margin-bottom:.5rem;font-size:2.5rem}.tt-modal-grid{grid-template-columns:1fr 1fr;gap:.75rem;display:grid}@media (width<=560px){.tt-modal-grid{grid-template-columns:1fr}}.tt-modal .form-row input,.tt-modal .form-row select{background:#f8fafc}.tt-error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:10px;margin-bottom:1rem;padding:.65rem .85rem;font-size:.875rem}.tt-form-error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:10px;margin-bottom:1rem;padding:.65rem .85rem;font-size:.875rem;line-height:1.45}.school-setup-page{max-width:960px}.school-setup-page .page-header p{color:#64748b;margin:.35rem 0 0;font-size:.9rem}.setup-tabs{gap:.5rem;margin-bottom:1.25rem;display:flex}.setup-tab{color:#64748b;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:999px;padding:.55rem 1rem;font-size:.875rem;font-weight:500}.setup-tab.active{color:#fff;background:#2563eb;border-color:#2563eb}.setup-panel{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:1.25rem;box-shadow:0 1px 3px #0f172a0f}.setup-panel-head{justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1rem;display:flex}.setup-panel-head h2{margin:0 0 .25rem;font-size:1.1rem}.setup-panel-head p{color:#64748b;margin:0;font-size:.85rem}.setup-table{margin-top:.5rem}.setup-actions{white-space:nowrap;gap:.35rem;display:flex}.setup-empty{text-align:center;color:#64748b;background:#fff;border:1px dashed #cbd5e1;border-radius:14px;padding:2.5rem 1rem}.setup-error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:10px;margin-bottom:1rem;padding:.65rem .85rem;font-size:.875rem}.school-setup-modal{max-width:480px}.school-setup-modal .form-row input[type=time]{width:100%}.setup-hint{color:#64748b;margin:0 0 .75rem;font-size:.8rem}.setup-class-list{flex-direction:column;gap:.85rem;display:flex}.setup-class-card{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:1rem 1.1rem}.setup-class-card-head{justify-content:space-between;align-items:center;gap:.75rem;margin-bottom:.75rem;display:flex}.setup-class-card-head h3{margin:0;font-size:1rem}.setup-class-card-actions{gap:.4rem;display:flex}.setup-section-chips{flex-wrap:wrap;gap:.5rem;display:flex}.setup-section-chip{background:#fff;border:1px solid #cbd5e1;border-radius:999px;align-items:center;gap:.35rem;padding:.35rem .55rem;font-size:.85rem;display:inline-flex}.setup-section-chip.inactive{opacity:.55}.setup-section-chip button{color:#2563eb;cursor:pointer;background:0 0;border:none;padding:0;font-size:.75rem}.setup-section-chip .chip-delete{color:#b91c1c;font-size:1rem;line-height:1}.school-feed-page .page-header{margin-bottom:1.5rem}.school-feed-page .page-header h1{margin:0 0 .35rem;font-size:1.5rem}.school-feed-page .page-header p{color:#64748b;margin:0;font-size:.95rem}.feed-layout{grid-template-columns:minmax(280px,380px) 1fr;align-items:start;gap:1.5rem;display:grid}@media (width<=960px){.feed-layout{grid-template-columns:1fr}}.school-feed-page .card{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:1.25rem;box-shadow:0 1px 3px #0f172a0f}.feed-composer h2,.feed-list h2{margin:0 0 1rem;font-size:1.1rem}.feed-error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:10px;margin-bottom:1rem;padding:.65rem .85rem;font-size:.9rem}.feed-composer label{color:#334155;flex-direction:column;gap:.35rem;font-size:.85rem;font-weight:600;display:flex}.feed-composer input,.feed-composer textarea,.feed-composer select{font:inherit;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;padding:.6rem .75rem}.feed-composer textarea{resize:vertical;min-height:100px}.form-row{margin-bottom:.85rem}.form-grid{grid-template-columns:1fr 1fr;gap:.75rem;margin-bottom:.85rem;display:grid}.image-row{flex-direction:column;gap:.75rem;display:flex}.image-preview{object-fit:cover;border:1px solid #e2e8f0;border-radius:12px;max-width:100%;max-height:180px}.checkbox-row{align-items:center;margin:.75rem 0 1rem;flex-direction:row!important;gap:.5rem!important;font-weight:500!important}.feed-list{flex-direction:column;gap:1rem;display:flex}.feed-card.pinned{border-color:#93c5fd;box-shadow:0 0 0 1px #2563eb26}.feed-card-header{justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:.75rem;display:flex}.feed-meta{color:#64748b;margin-top:.15rem;font-size:.8rem;font-weight:400;display:block}.feed-card h3{margin:0 0 .5rem;font-size:1.05rem}.feed-content{white-space:pre-wrap;color:#334155;margin:0;line-height:1.55}.feed-image{object-fit:cover;border-radius:12px;width:100%;max-height:320px;margin-top:.85rem}.feed-card-footer{color:#64748b;border-top:1px solid #f1f5f9;justify-content:space-between;align-items:center;margin-top:.85rem;padding-top:.75rem;font-size:.85rem;display:flex}.feed-card .tag{color:#1d4ed8;text-transform:capitalize;background:#eff6ff;border-radius:999px;padding:.2rem .55rem;font-size:.75rem;font-weight:600}.btn-danger-text{color:#dc2626;cursor:pointer;background:0 0;border:none;font-size:.85rem}.composer-head{justify-content:space-between;align-items:center;margin-bottom:.5rem;display:flex}.btn-link{color:#2563eb;cursor:pointer;background:0 0;border:none;font-size:.85rem;font-weight:600}.lang-toggle{gap:8px;margin-bottom:12px;display:flex}.lang-toggle button{cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;flex:1;padding:8px 12px;font-size:.85rem;font-weight:600}.lang-toggle button.active{color:#1d4ed8;background:#eff6ff;border-color:#93c5fd}.btn-ai{color:#5b21b6;cursor:pointer;background:#f5f3ff;border:1px dashed #c4b5fd;border-radius:10px;width:100%;margin-top:8px;padding:10px;font-weight:600}.ai-suggestions{flex-direction:column;gap:8px;margin-bottom:12px;display:flex}.ai-chip{text-align:left;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:10px 12px}.ai-chip strong{margin-bottom:4px;font-size:.85rem;display:block}.ai-chip span{color:#64748b;font-size:.8rem}.feed-actions{flex-wrap:wrap;gap:10px;display:flex}.preview-wrap{flex-direction:column;gap:8px;display:flex}.empty-feed{text-align:center;color:#64748b}.muted{color:#94a3b8}.ai-page-header{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px;display:flex}.ai-header-actions{flex-shrink:0;align-items:center;gap:10px;display:flex}.ai-lang-toggle{background:#fff;border:1px solid #e2e8f0;border-radius:8px;display:inline-flex;overflow:hidden}.ai-lang-toggle button{color:#64748b;cursor:pointer;background:0 0;border:none;padding:8px 12px;font-size:.8rem;font-weight:600}.ai-lang-toggle button.active{color:#fff;background:#2563eb}.ai-subtitle{color:#64748b;margin:6px 0 0;font-size:.9rem}.ai-badge{border-radius:999px;padding:2px 8px;font-size:.75rem;font-weight:600;display:inline-block}.ai-badge-local{color:#1d4ed8;background:#dbeafe}.ai-badge-openai{color:#047857;background:#d1fae5}.ai-layout{grid-template-columns:280px 1fr;gap:20px;min-height:calc(100vh - 180px);display:grid}.ai-sidebar{background:#fff;border:1px solid #e2e8f0;border-radius:14px;align-self:start;padding:16px}.ai-sidebar h3{color:#64748b;text-transform:uppercase;letter-spacing:.04em;margin:0 0 10px;font-size:.85rem}.ai-sidebar h3:not(:first-child){margin-top:20px}.ai-quick-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.ai-quick-btn{cursor:pointer;text-align:left;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;flex-direction:column;align-items:flex-start;gap:4px;padding:10px;font-size:.8rem;display:flex}.ai-quick-btn:hover{background:#eff6ff;border-color:#93c5fd}.ai-suggestions{flex-direction:column;gap:8px;display:flex}.ai-suggestion-chip{text-align:left;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:10px 12px;font-size:.82rem;line-height:1.35}.ai-suggestion-chip:hover{background:#f0fdf4;border-color:#86efac}.ai-chat-panel{background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-direction:column;min-height:560px;display:flex}.ai-welcome{text-align:center;color:#475569;padding:48px 24px 24px}.ai-welcome-icon{margin-bottom:12px;font-size:3rem}.ai-messages{flex-direction:column;flex:1;gap:12px;padding:16px;display:flex;overflow-y:auto}.ai-bubble{border-radius:14px;max-width:78%;padding:12px 14px;font-size:.92rem;line-height:1.5}.ai-bubble-user{color:#fff;background:#2563eb;border-bottom-right-radius:4px;align-self:flex-end}.ai-bubble-assistant{background:#f8fafc;border:1px solid #e2e8f0;border-bottom-left-radius:4px;align-self:flex-start}.ai-action-row{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.ai-action-btn{color:#047857;cursor:pointer;background:#ecfdf5;border:1px solid #059669;border-radius:999px;padding:6px 12px;font-size:.78rem;font-weight:600}.ai-action-btn:hover{background:#d1fae5}.ai-typing{color:#64748b;font-style:italic}.ai-input-bar{border-top:1px solid #e2e8f0;gap:10px;padding:14px;display:flex}.ai-input-bar input{border:1px solid #e2e8f0;border-radius:24px;flex:1;padding:12px 16px;font-size:.95rem}@media (width<=900px){.ai-layout{grid-template-columns:1fr}.ai-sidebar{order:2}}