:root,[data-theme=light]{--bg-main: #f8fafc;--bg-body: #f1f5f9;--card-bg: white;--text-primary: #0f172a;--text-muted: #64748b;--input-bg: white;--input-border: #e2e8f0;--input-text: #0f172a}[data-theme=dark]{--bg-main: #0f172a;--bg-body: #0f172a;--card-bg: #1e293b;--text-primary: #f1f5f9;--text-muted: #94a3b8;--input-bg: #0f172a;--input-border: #334155;--input-text: #f1f5f9}[data-accent=blue]{--accent: #0ea5e9;--accent-hover: #0284c7}[data-accent=green]{--accent: #10b981;--accent-hover: #059669}[data-accent=purple]{--accent: #8b5cf6;--accent-hover: #7c3aed}[data-accent=orange]{--accent: #f59e0b;--accent-hover: #d97706}[data-accent=teal]{--accent: #14b8a6;--accent-hover: #0d9488}:root:not([data-accent]){--accent: #0ea5e9;--accent-hover: #0284c7}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg-body)}#root{min-height:100vh}.page{max-width:1200px}.page h1{margin:0 0 1rem;font-size:1.5rem;color:var(--text-primary)}.page-header{display:flex;gap:1rem;align-items:center;flex-wrap:wrap;margin-bottom:1rem}.page-header h1{margin:0}.mt-4{margin-top:1.5rem}.btn-primary{padding:.5rem 1rem;background:var(--accent);color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:.875rem}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--card-bg, white);color:var(--text-muted);border:1px solid var(--input-border);padding:.5rem 1rem;border-radius:6px;cursor:pointer;font-size:.875rem}.btn-link{background:none;border:none;color:var(--accent);cursor:pointer;font-size:inherit;padding:0;text-decoration:underline}.btn-link:hover{color:var(--accent-hover)}.btn-secondary:hover{background:var(--bg-main)}.btn-sm{padding:.25rem .5rem;font-size:.75rem;background:#64748b;color:#fff;border:none;border-radius:4px;cursor:pointer}.btn-secondary.btn-sm{background:#fff;color:#334155;border:1px solid #cbd5e1}.btn-secondary.btn-sm:hover{background:#f1f5f9}.cell-actions{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}.select-school{padding:.5rem;border:1px solid #e2e8f0;border-radius:6px;font-size:.875rem;min-width:180px}.school-label{font-size:.875rem;padding:.5rem 0}.form-card{background:var(--card-bg, white);padding:1.5rem;border-radius:8px;margin-bottom:1rem;box-shadow:0 1px 3px #0000001a}.form-card h3{margin:0 0 1rem;font-size:1rem}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.25rem;font-size:.875rem;font-weight:500;color:var(--text-muted)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:.5rem;border:1px solid var(--input-border);border-radius:6px;font-size:.875rem;background:var(--input-bg);color:var(--input-text)}.form-row{display:flex;gap:1rem;flex-wrap:wrap}.form-row .form-group{flex:1;min-width:150px}.activity-log-filters{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem 1.25rem;align-items:end}.activity-log-filters .form-group{margin-bottom:0;min-width:0}.filters-row{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end}.filters-row .form-group{margin-bottom:0;flex:0 1 auto}.checkbox-list label{display:flex;align-items:center;gap:.5rem;cursor:pointer;margin-bottom:0;font-weight:inherit;padding:.25rem 0;min-height:1.5rem}.checkbox-list label:first-child{font-weight:600}.assign-to-group .assign-to-options{display:flex;flex-direction:column;gap:.5rem}.assign-to-row{display:flex;align-items:center;gap:.5rem}.assign-to-row input[type=radio]{width:1rem;height:1rem;margin:0;flex-shrink:0;cursor:pointer}.assign-to-row input[type=checkbox]{width:1rem;height:1rem;min-width:1rem;margin:0;flex-shrink:0;cursor:pointer}.assign-to-row label{margin:0;cursor:pointer;font-weight:inherit}.assign-to-row.checkbox-multiline{align-items:flex-start}.assign-to-row.checkbox-multiline input[type=checkbox]{margin-top:.2rem}.assign-to-nested{margin-left:1.5rem;padding-left:.75rem;border-left:2px solid #e2e8f0}.assign-to-nested input[type=text]{width:100%;border:1px solid #e2e8f0;border-radius:6px}.checkbox-list.student-list label:first-child{font-weight:inherit}.checkbox-list input[type=checkbox]{width:1rem;height:1rem;min-width:1rem;margin:0;flex-shrink:0;padding:0;cursor:pointer;vertical-align:middle}.text-muted{color:var(--text-muted);font-size:.875rem}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e293b,#0f172a)}.login-card{background:#fff;padding:2rem;border-radius:12px;width:100%;max-width:400px;box-shadow:0 25px 50px -12px #00000040}.login-card h1{margin:0 0 .25rem;font-size:1.5rem}.login-subtitle{color:#64748b;margin:0 0 1.5rem;font-size:.875rem}.login-error{background:#fee2e2;color:#b91c1c;padding:.5rem;border-radius:6px;margin-bottom:1rem;font-size:.875rem}.login-card .form-group{margin-bottom:1rem}.login-card .btn-primary{width:100%;padding:.75rem;margin-top:.5rem;background:var(--accent)}.login-card .btn-primary:hover{background:var(--accent-hover)}.public-page{max-width:600px;margin:0 auto;padding:2rem}.alert{padding:.75rem;border-radius:6px;margin-bottom:1rem}.alert.success{background:#d1fae5;color:#065f46}.alert.error{background:#fee2e2;color:#b91c1c}.results-card{background:var(--card-bg, white);padding:1.5rem;border-radius:8px;margin-top:1rem;box-shadow:0 1px 3px #0000001a}.results-card h3{margin:0 0 1rem;font-size:1rem}.results-card .success{color:#059669}.results-card .error{color:#dc2626}.file-list,.attachment-list{list-style:none;margin:.5rem 0 0;padding:0}.file-list li,.attachment-list li{display:flex;align-items:center;gap:.5rem;margin-bottom:.35rem}.btn-download{background:none;border:none;color:var(--accent);cursor:pointer;font-size:.875rem;padding:0;text-align:left}.btn-download:hover{text-decoration:underline}.btn-remove-attachment{background:#fee2e2;border:none;color:#b91c1c;cursor:pointer;font-size:1rem;line-height:1;padding:.15rem .4rem;border-radius:4px}.btn-remove-attachment:hover{background:#fecaca}.btn-remove-attachment:disabled{opacity:.6;cursor:not-allowed}.dashboard-notices{margin-top:1.5rem}.notice-download-list{list-style:none;margin:0;padding:0}.notice-download-list>li{margin-bottom:1rem}.notice-download-list>li>strong{display:block;margin-bottom:.25rem}.attachment-sublist{list-style:none;margin:.25rem 0 0;padding:0}.attachment-sublist li{margin-bottom:.25rem}.theme-selector{position:relative}.theme-trigger{display:flex;align-items:center;gap:.35rem;padding:.35rem .5rem;background:#334155;border:none;border-radius:6px;cursor:pointer;color:#e2e8f0;font-size:1rem}.theme-trigger:hover{background:#475569}.theme-trigger-icon{line-height:1}.theme-trigger-accent{width:.5rem;height:.5rem;border-radius:50%}.theme-dropdown{position:absolute;bottom:100%;left:0;margin-bottom:.5rem;background:#1e293b;border:1px solid #334155;border-radius:8px;padding:.75rem;min-width:140px;box-shadow:0 4px 12px #0000004d}.theme-dropdown-section{margin-bottom:.5rem}.theme-dropdown-section:last-child{margin-bottom:0}.theme-dropdown-label{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:#64748b;margin-bottom:.35rem}.theme-dropdown-options{display:flex;gap:.35rem}.theme-option{flex:1;padding:.35rem .5rem;font-size:.8125rem;background:#334155;border:1px solid transparent;border-radius:4px;color:#e2e8f0;cursor:pointer}.theme-option:hover{background:#475569}.theme-option.active{background:#0f172a;border-color:var(--accent);color:var(--accent)}.theme-accent-options{gap:.5rem}.theme-accent-option{width:1.5rem;height:1.5rem;border-radius:50%;background:var(--accent-color);border:2px solid transparent;cursor:pointer}.theme-accent-option:hover{opacity:.9}.theme-accent-option.active{border-color:#fff;box-shadow:0 0 0 1px #1e293b}.detail-modal{max-width:480px;width:90%}.detail-modal--scrollable{display:flex;flex-direction:column;max-height:min(92vh,56rem);width:min(480px,94vw)}.detail-modal--scrollable.detail-modal--wide{max-width:none;width:min(720px,94vw)}.modal-overlay:has(.detail-modal--scrollable){align-items:flex-start;justify-content:center;padding:1rem 0;overflow-y:auto}.detail-modal-body{flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}.detail-modal-footer{flex-shrink:0;margin-top:.75rem;padding-top:.75rem;border-top:1px solid #e2e8f0}.detail-modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.detail-modal .modal-title{margin:0;font-size:1.1rem}.detail-modal-close{background:none;border:none;font-size:1.5rem;line-height:1;cursor:pointer;color:#64748b;padding:.25rem;margin:-.25rem}.detail-modal-close:hover{color:#0f172a}.detail-modal-loading{color:#64748b;padding:1rem 0}.detail-fields{margin:0;display:flex;flex-direction:column;gap:.75rem}.detail-field{display:grid;grid-template-columns:120px 1fr;gap:.75rem;align-items:start}.detail-field dt{margin:0;font-size:.875rem;font-weight:500;color:#64748b}.detail-field dd{margin:0;font-size:.9rem;color:#0f172a}.detail-field dd pre,.detail-field dd .detail-content-block{white-space:pre-wrap;word-break:break-word;margin:0;font-family:inherit}.global-search-overlay{position:fixed;inset:0;z-index:10000;background:#00000073;display:flex;align-items:flex-start;justify-content:center;padding:10vh 1rem 2rem;box-sizing:border-box}.global-search-dialog{width:min(32rem,100%);max-height:min(70vh,28rem);display:flex;flex-direction:column;background:var(--surface, #fff);color:var(--text, #111);border-radius:10px;box-shadow:0 16px 48px #0003;border:1px solid var(--border, rgba(0, 0, 0, .12));overflow:hidden}.global-search-input-wrap{display:flex;align-items:center;gap:.5rem;padding:.65rem .85rem;border-bottom:1px solid var(--border, rgba(0, 0, 0, .08))}.global-search-input{flex:1;border:none;background:transparent;font-size:1rem;outline:none;min-width:0}.global-search-hint{font-size:.7rem;opacity:.65;white-space:nowrap}.global-search-body{overflow-y:auto;flex:1;min-height:0}.global-search-section{padding:.35rem 0}.global-search-section-title{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;opacity:.55;padding:.35rem .85rem .25rem}.global-search-row{display:block;width:100%;text-align:left;border:none;background:transparent;cursor:pointer;padding:.45rem .85rem;font:inherit;color:inherit}.global-search-row:hover,.global-search-row:focus-visible{background:var(--hover-bg, rgba(0, 0, 0, .06));outline:none}.global-search-row-label{display:block;font-size:.9rem}.global-search-row-sub{display:block;font-size:.75rem;opacity:.7;margin-top:.1rem}.global-search-empty{padding:1rem .85rem;font-size:.875rem;opacity:.65}.global-search-error{padding:.75rem .85rem;font-size:.85rem;color:var(--danger, #b42318)}.layout{display:flex;min-height:100vh}.sidebar{width:240px;background:#1e293b;color:#e2e8f0;display:flex;flex-direction:column}.sidebar-title{padding:1.25rem;margin:0;font-size:1rem;font-weight:600;border-bottom:1px solid #334155}.nav-search-wrap{padding:.5rem 1rem;border-bottom:1px solid #334155}.nav-search{width:100%;padding:.4rem .6rem;font-size:.8rem;background:#0f172a;border:1px solid #334155;border-radius:4px;color:#e2e8f0;outline:none}.nav-search::placeholder{color:#64748b}.nav-search:focus{border-color:var(--accent)}.nav-search-wrap .skeleton-block,.nav-search-skeleton.skeleton-block{background:linear-gradient(90deg,#334155 25%,#475569,#334155 75%);background-size:200% 100%;animation:nav-skeleton-shimmer 1.5s ease-in-out infinite}.nav{flex:1;padding:.75rem 0;overflow-y:auto}.nav-loading{padding:.5rem 1rem}.nav-skeleton{margin-bottom:1rem}.nav-skeleton-label{display:block;height:.75rem;width:40%;background:linear-gradient(90deg,#334155 25%,#475569,#334155 75%);background-size:200% 100%;animation:nav-skeleton-shimmer 1.5s ease-in-out infinite;border-radius:4px;margin-bottom:.5rem}.nav-skeleton-link{display:block;height:.65rem;width:85%;background:linear-gradient(90deg,#334155 25%,#475569,#334155 75%);background-size:200% 100%;animation:nav-skeleton-shimmer 1.5s ease-in-out infinite;border-radius:4px;margin:.35rem 0}@keyframes nav-skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.nav-group{margin-bottom:.5rem}.nav-group-label{padding:.35rem 1.25rem .25rem;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:#64748b}.nav-link{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.5rem 1.25rem;color:#94a3b8;text-decoration:none;font-size:.875rem;transition:background .15s,color .15s}.nav-link:hover{background:#334155;color:#f1f5f9}.nav-link.active{background:#0f172a;color:var(--accent)}.nav-link-label{flex:1}.nav-badge{min-width:1.25rem;height:1.25rem;padding:0 .25rem;font-size:.7rem;font-weight:600;background:#ef4444;color:#fff;border-radius:10px;display:inline-flex;align-items:center;justify-content:center}.nav-link.active .nav-badge{background:#dc2626}.sidebar-footer{padding:1rem 1.25rem;border-top:1px solid #334155}.sidebar-footer-row{display:flex;align-items:center;margin-bottom:.5rem}.user-badge{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.user-avatar-btn{width:2rem;height:2rem;border-radius:50%;border:none;padding:0;cursor:pointer;flex-shrink:0;overflow:hidden;background:#475569}.user-photo{width:100%;height:100%;object-fit:cover}.user-initial{width:1.75rem;height:1.75rem;border-radius:50%;background:#475569;color:#f1f5f9;font-size:.75rem;font-weight:600;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.user-avatar-btn .user-initial{width:100%;height:100%}.user-name-btn{font-size:.8125rem;color:#e2e8f0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px;text-align:left;background:none;border:none;padding:0;cursor:pointer;font-family:inherit}.user-name-btn:hover{color:#f8fafc;text-decoration:underline;text-underline-offset:2px}.user-name-btn:focus-visible{outline:2px solid var(--accent, #38bdf8);outline-offset:2px;border-radius:2px}.profile-dialog-head{display:flex;flex-direction:column;align-items:center;gap:.75rem;margin-bottom:.25rem}.profile-dialog-avatar{width:4.5rem;height:4.5rem;border-radius:50%;overflow:hidden;background:#e2e8f0;display:flex;align-items:center;justify-content:center}.profile-dialog-photo{width:100%;height:100%;object-fit:cover}.profile-dialog-initial{font-size:1.25rem;font-weight:600;color:#475569}.profile-dialog-name{margin:0;font-size:1rem;font-weight:600;color:#0f172a;text-align:center}.profile-dialog-fields{margin-top:1rem}.school-badge{font-size:.75rem;color:#64748b;margin:0 0 .5rem}.btn-logout{width:100%;padding:.5rem;background:#475569;color:#f1f5f9;border:none;border-radius:4px;cursor:pointer;font-size:.875rem}.btn-logout:hover{background:#64748b}.main{flex:1;padding:1.5rem;background:var(--bg-main)}.main-skeleton{max-width:800px}.main-skeleton-title{height:1.75rem;width:40%;margin-bottom:1.25rem}.main-skeleton-line{height:.875rem;width:100%;margin-bottom:.75rem}.skeleton-block{background:linear-gradient(90deg,var(--skeleton-from, #e2e8f0) 25%,var(--skeleton-to, #cbd5e1) 50%,var(--skeleton-from, #e2e8f0) 75%);background-size:200% 100%;animation:nav-skeleton-shimmer 1.5s ease-in-out infinite;border-radius:4px}[data-theme=dark] .skeleton-block,.dark .skeleton-block{--skeleton-from: #334155;--skeleton-to: #475569}.sidebar-footer-skeleton .skeleton-block{background:linear-gradient(90deg,#334155 25%,#475569,#334155 75%);background-size:200% 100%;animation:nav-skeleton-shimmer 1.5s ease-in-out infinite}.data-table-wrap{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px #0000001a}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:.75rem 1rem;background:#f1f5f9;font-size:.75rem;font-weight:600;text-transform:uppercase;color:#475569;vertical-align:middle}.data-table-sort-btn{display:inline-flex;align-items:center;gap:.2rem;margin:0;padding:0;border:none;background:none;font:inherit;font-weight:600;text-transform:uppercase;color:#475569;cursor:pointer;text-align:left;max-width:100%}.data-table-sort-btn:hover{color:#0f172a}.data-table-sort-btn-active{color:#1d4ed8}.data-table-sort-icon{font-weight:700;color:#1d4ed8}.data-table-sort-hint{opacity:.35;font-weight:400;font-size:.65rem}.data-table td{padding:.75rem 1rem;border-top:1px solid #e2e8f0;font-size:.875rem}.data-table tbody tr:hover{background:#f8fafc}.data-table td.empty{text-align:center;color:#94a3b8;padding:2rem}.data-table-loading{padding:2rem;text-align:center;color:#64748b}.data-table-row-clickable .data-table tbody tr:not(.empty-row){cursor:pointer}.action-buttons{display:flex;gap:.5rem;flex-wrap:wrap}.btn-action{padding:.25rem .5rem;font-size:.75rem;border-radius:4px;cursor:pointer;border:1px solid}.btn-edit{background:#dbeafe;color:#1d4ed8;border-color:#93c5fd}.btn-edit:hover{background:#bfdbfe}.btn-deactivate{background:#fef3c7;color:#b45309;border-color:#fcd34d}.btn-deactivate:hover{background:#fde68a}.btn-reactivate{background:#d1fae5;color:#047857;border-color:#6ee7b7}.btn-reactivate:hover{background:#a7f3d0}.btn-delete{background:#fee2e2;color:#b91c1c;border-color:#fca5a5}.btn-delete:hover{background:#fecaca}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:10000;cursor:pointer}.modal-content{background:#fff;padding:1.5rem;border-radius:8px;max-width:400px;width:90%;box-shadow:0 4px 20px #00000026;cursor:default}.confirm-modal .modal-title{margin:0 0 .5rem;font-size:1.1rem}.confirm-modal .modal-message{margin:0 0 1.25rem;color:#64748b;font-size:.9rem}.modal-actions{display:flex;gap:.75rem;justify-content:flex-end}.btn-secondary{padding:.5rem 1rem;border:1px solid #e2e8f0;background:#fff;border-radius:6px;cursor:pointer;font-size:.875rem}.btn-secondary:hover{background:#f8fafc}.btn-danger{background:#dc2626!important;border-color:#dc2626!important;color:#fff!important}.btn-danger:hover{background:#b91c1c!important}.btn-warning{background:#d97706!important;border-color:#d97706!important;color:#fff!important}