*{box-sizing:border-box}:root{font-family:Arial,Helvetica,sans-serif;color:#20252b;background:#f3f5f7}body{margin:0;min-width:320px}button,input{font:inherit}button{cursor:pointer}.loading-page{min-height:100vh;display:grid;place-items:center;font-size:18px}.login-page{min-height:100vh;padding:24px;display:grid;place-items:center;background:radial-gradient(circle at top left,#eef2ff,transparent 40%),#f5f6f8}.login-card{width:100%;max-width:440px;background:#fff;padding:38px;border-radius:18px;box-shadow:0 18px 55px #00000017}.brand-mark{width:62px;height:62px;display:grid;place-items:center;margin:0 auto 20px;border:2px solid #20252b;border-radius:50%;font-weight:800}.login-card h1{text-align:center;margin:0;font-size:23px}.login-card h2{text-align:center;font-size:17px;font-weight:500;margin:7px 0 30px;color:#66707b}label{display:block;margin:15px 0 7px;font-size:14px;font-weight:700}input{width:100%;border:1px solid #cfd5db;border-radius:8px;padding:12px 13px;outline:none;background:#fff}input:focus{border-color:#20252b;box-shadow:0 0 0 2px #20252b14}.primary,.secondary,.danger-outline{border-radius:8px;padding:10px 16px;font-weight:700}.primary{border:1px solid #20252b;background:#20252b;color:#fff}.secondary{border:1px solid #cbd1d7;background:#fff;color:#20252b}.danger-outline{background:#fff;border:1px solid #b84242;color:#a83232}.full{width:100%;margin-top:22px}.login-footer{margin-top:22px;text-align:center;color:#89919a;font-size:12px}.error-box,.success-box{padding:11px 13px;margin:14px 0;border-radius:8px;font-size:14px}.error-box{background:#fff0f0;border:1px solid #efc4c4;color:#9d2828}.success-box{background:#edf8ef;border:1px solid #c3e2c9;color:#276738}.topbar{height:76px;background:#fff;border-bottom:1px solid #dde1e5;display:flex;align-items:center;justify-content:space-between;padding:0 34px;position:sticky;top:0;z-index:10}.small-brand{font-weight:800;font-size:14px}.portal-title{color:#6e7781;font-size:13px;margin-top:2px}.user-area{display:flex;align-items:center;gap:20px}.user-area div{text-align:right}.user-area span{display:block;font-size:12px;color:#7d8791;margin-top:2px}.page{width:min(1180px,calc(100% - 36px));margin:32px auto 70px}.welcome{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px}.welcome h1{margin:0;font-size:29px}.welcome p{margin:6px 0 0;color:#6f7882}.create-button{padding:12px 20px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.stat-card{background:#fff;border:1px solid #dfe3e7;border-radius:12px;padding:20px}.stat-card span{display:block;color:#727b85;font-size:13px}.stat-card strong{display:block;margin-top:8px;font-size:28px}.panel{background:#fff;border:1px solid #dfe3e7;border-radius:12px;margin:20px 0;overflow:hidden}.panel-header{padding:18px 20px;border-bottom:1px solid #e3e6e9}.panel-header h2{margin:0;font-size:18px}.empty-state{text-align:center;padding:42px 20px;color:#747e88}.empty-state strong{display:block;color:#40464d;margin-bottom:6px}.empty-state p{margin:0;font-size:14px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:14px 20px;border-bottom:1px solid #e9ecef}th{font-size:12px;text-transform:uppercase;color:#747d87;background:#fafbfc}.right{text-align:right}.status{display:inline-block;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700}.status.active{background:#eaf7ed;color:#267338}.status.disabled{background:#f1f2f3;color:#666f78}.empty-table{text-align:center;color:#808992;padding:36px}.modal-backdrop{position:fixed;inset:0;background:#14191e73;display:grid;place-items:center;padding:20px;z-index:100}.modal{width:100%;max-width:500px;background:#fff;border-radius:14px;padding:24px;box-shadow:0 25px 80px #00000038}.modal-title{display:flex;align-items:flex-start;justify-content:space-between}.modal-title h2{margin:0}.modal-title p{color:#747e88;margin:6px 0 12px;font-size:13px}.close{background:transparent;border:none;font-size:28px;line-height:1}.modal small{display:block;color:#777f87;margin-top:6px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}@media(max-width:760px){.topbar{padding:0 16px}.user-area div{display:none}.page{width:min(100% - 22px,1180px);margin-top:20px}.welcome{align-items:stretch;flex-direction:column}.create-button{width:100%}.stats-grid{grid-template-columns:repeat(2,1fr)}.login-card{padding:28px 22px}}.select-input{width:100%;border:1px solid #cfd5db;border-radius:8px;padding:12px 13px;outline:none;background:#fff;font:inherit}.select-input:focus{border-color:#20252b;box-shadow:0 0 0 2px #20252b14}.editor-toolbar{display:flex;justify-content:space-between;gap:12px;margin-bottom:18px}.paper-summary{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid #dfe3e7;border-radius:12px;margin-bottom:16px;overflow:hidden}.paper-summary>div{padding:17px 20px;border-right:1px solid #e5e8eb}.paper-summary>div:last-child{border-right:none}.paper-summary span,.marks-summary span{display:block;font-size:11px;font-weight:700;color:#7b848e;margin-bottom:5px}.paper-summary strong{font-size:15px}.marks-summary{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:28px}.marks-summary>div{padding:16px 20px;background:#fff;border:1px solid #dfe3e7;border-radius:12px}.marks-summary strong{font-size:24px}.editor-heading{margin:26px 0 16px}.editor-heading h1{margin:0;font-size:25px}.editor-heading p{margin:6px 0 0;color:#737d87}.section-list{display:grid;gap:18px}.section-card{background:#fff;border:1px solid #dfe3e7;border-radius:12px;overflow:hidden}.section-top{display:flex;justify-content:space-between;align-items:flex-start;gap:22px;padding:22px}.section-name{display:inline-block;font-size:12px;font-weight:800;background:#eef1f4;border-radius:999px;padding:6px 10px;margin-bottom:9px}.section-top h2{margin:0;font-size:21px}.section-instructions{margin:7px 0 0;color:#68727c}.section-marks{text-align:center;min-width:115px;border-left:1px solid #e4e7ea;padding-left:22px}.section-marks span{display:block;font-size:11px;color:#7c858e;margin-bottom:4px}.section-marks strong{font-size:25px}.section-placeholder{background:#fafbfc;border-top:1px solid #e8ebee;border-bottom:1px solid #e8ebee;padding:17px 22px;display:flex;justify-content:space-between;align-items:center;color:#7b848d}.section-actions{display:flex;justify-content:space-between;gap:12px;padding:14px 22px}.section-actions>div{display:flex;gap:8px}.small-action{border:none;background:transparent;padding:8px 10px;color:#59636d;font-weight:700}.small-action:disabled{opacity:.3;cursor:default}.text-area{width:100%;min-height:90px;resize:vertical;border:1px solid #cfd5db;border-radius:8px;padding:12px 13px;font:inherit;outline:none}.text-area:focus{border-color:#20252b;box-shadow:0 0 0 2px #20252b14}@media(max-width:760px){.paper-summary{grid-template-columns:1fr 1fr}.paper-summary>div{border-bottom:1px solid #e5e8eb}.marks-summary{grid-template-columns:1fr 1fr}.section-top{flex-direction:column}.section-marks{text-align:left;border-left:none;padding-left:0}.section-actions{flex-direction:column}.section-actions>div{justify-content:space-between}}.questions-area{background:#fafbfc;border-top:1px solid #e8ebee;border-bottom:1px solid #e8ebee;padding:18px 22px}.questions-header{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}.questions-header strong{display:block}.questions-header span{display:block;margin-top:3px;font-size:12px;color:#7c858e}.question-empty{padding:25px;border:1px dashed #ccd2d8;border-radius:9px;text-align:center;color:#7a838c;background:#fff}.question-list{display:grid;gap:11px}.question-card{background:#fff;border:1px solid #dfe3e7;border-radius:10px;overflow:hidden}.question-main{display:grid;grid-template-columns:55px 1fr 85px;gap:12px;padding:16px;align-items:flex-start}.question-number{font-weight:800;font-size:15px}.question-type{display:inline-block;color:#717b85;font-size:11px;font-weight:700;margin-bottom:6px}.question-text{white-space:pre-wrap;line-height:1.45;font-weight:600}.question-marks{text-align:right}.question-marks strong{font-size:20px}.question-marks span{display:block;color:#79838c;font-size:11px}.question-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 18px;margin-top:10px;color:#505962;font-size:14px}.matching-preview{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:12px}.matching-preview span{display:block;margin-bottom:5px}.question-actions{padding:10px 15px;border-top:1px solid #eceff1;display:flex;justify-content:space-between}.question-actions>div{display:flex;gap:7px}.question-modal{max-width:650px;max-height:90vh;overflow-y:auto}.question-textarea{min-height:105px}.dynamic-fields{margin-top:14px;padding:14px;background:#f7f8fa;border:1px solid #e1e5e9;border-radius:9px}.option-row{display:grid;grid-template-columns:28px 1fr 32px;gap:8px;align-items:center;margin-bottom:8px}.option-row>span{font-weight:800}.remove-mini{border:none;background:transparent;font-size:22px;color:#a73b3b}.add-small{margin-top:6px}.match-edit-row{display:grid;grid-template-columns:1fr 30px 1fr;gap:8px;align-items:center;margin-bottom:8px}.match-edit-row>span{text-align:center}.info-box{margin:14px 0;background:#eef4ff;border:1px solid #ccd9f2;border-radius:8px;padding:12px;color:#45566f;font-size:13px}@media(max-width:760px){.question-main{grid-template-columns:40px 1fr}.question-marks{grid-column:2;text-align:left}.question-options,.matching-preview,.match-edit-row{grid-template-columns:1fr}.match-edit-row>span{display:none}}body,button,input,textarea,select{font-family:Arial,Noto Sans Devanagari,Nirmala UI,Mangal,sans-serif}.equation-input{min-height:72px}.equation-preview{overflow-x:auto;padding:10px 12px;margin-top:10px;background:#fff;border:1px solid #e0e4e8;border-radius:8px}.equation-preview .katex-display{margin:.4em 0}.equation-error{margin-top:8px;padding:8px;background:#fff5f5;border:1px solid #efcccc;border-radius:7px;font-family:monospace}.question-images{margin-top:13px}.image-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,220px));gap:12px;margin-bottom:10px}.image-item{padding:8px;background:#f8f9fa;border:1px solid #dfe3e7;border-radius:9px}.image-item img{display:block;width:100%;max-height:190px;object-fit:contain;background:#fff;border-radius:6px}.image-item button{width:100%;margin-top:7px;border:none;background:transparent;color:#a53737;font-weight:700}.image-upload-button{display:inline-block;margin:0;padding:8px 11px;background:#fff;border:1px solid #cfd5db;border-radius:8px;font-size:13px;font-weight:700;cursor:pointer}.image-upload-button input{display:none}.visual-math-editor{margin-top:4px;border:1px solid #d8dde2;border-radius:10px;overflow:hidden;background:#fff}.math-toolbar{display:flex;flex-wrap:wrap;gap:7px;padding:10px;background:#f7f8fa;border-bottom:1px solid #e1e5e9}.math-toolbar button{min-width:48px;padding:7px 10px;border:1px solid #ced4da;border-radius:7px;background:#fff;color:#20252b;font-weight:700}.math-toolbar button:hover{background:#eef1f4}.teacher-math-field{display:block;width:100%;min-height:74px;border:none;outline:none;padding:18px;font-size:23px;background:#fff}.teacher-math-field:focus-within{box-shadow:inset 0 0 0 2px #20252b14}.math-helper-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:8px 12px;border-top:1px solid #edf0f2;background:#fafbfc;color:#777f87;font-size:12px}.math-helper-row button{border:none;background:transparent;color:#9b3535;font-size:12px;font-weight:700}.math-live-preview-label{margin-top:10px;font-size:11px;font-weight:700;color:#7b848d;text-transform:uppercase}@media(max-width:760px){.math-toolbar button{flex:1 0 auto}.teacher-math-field{font-size:20px;min-height:68px}}.autosave-status{margin-top:14px;padding:8px 10px;background:#f7f8fa;border:1px solid #e2e6e9;border-radius:7px;color:#69737d;font-size:12px;font-weight:700}.editor-toolbar-right{display:flex;gap:10px}.preview-page{max-width:1200px}.preview-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.preview-toolbar-note{color:#7b848d;font-size:13px;font-weight:700}.preview-loading{background:#fff;border:1px solid #dfe3e7;border-radius:12px;padding:45px;text-align:center}.paper-sheet{width:min(100%,900px);margin:0 auto;background:#fff;color:#111;border:1px solid #cfd3d7;box-shadow:0 12px 35px #00000014;padding:34px 38px 50px;font-family:Arial,Noto Sans Devanagari,Nirmala UI,Mangal,sans-serif}.paper-header h1{margin:0;font-size:24px;letter-spacing:.2px}.paper-header h2{margin:6px 0;font-size:16px}.paper-class-subject{margin-top:7px;display:flex;justify-content:center;gap:24px;font-size:14px}.paper-divider{border-top:1.5px solid #111;margin:11px 0}.student-info-row{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1.2fr) minmax(0,1.2fr);gap:20px;align-items:center;font-size:13px}.student-info-row.second{grid-template-columns:1fr 1.35fr 1.2fr 1.35fr;margin-top:10px}.answer-line{display:inline-block;width:70%;margin-left:5px;border-bottom:1px solid #111}.answer-line.short{width:55%}.general-instructions{display:grid;grid-template-columns:165px 1fr;column-gap:12px;row-gap:4px;font-size:13px}.general-instructions strong{grid-row:span 2}.preview-section{margin-top:20px;break-inside:avoid}.preview-section-label{text-align:center;font-weight:800;font-size:14px;margin-bottom:7px;text-transform:uppercase}.preview-section-heading{display:grid;grid-template-columns:1fr auto;gap:15px;align-items:start;font-size:14px;margin-bottom:11px}.preview-section-instruction{font-weight:400;font-size:12px;margin-top:3px}.preview-section-marks{white-space:nowrap;text-align:right}.preview-question-list{display:grid;gap:12px}.preview-question{padding-left:4px;break-inside:avoid}.preview-question-line{display:grid;grid-template-columns:1fr 45px;gap:15px;align-items:start}.preview-question-text{display:flex;align-items:flex-start;gap:7px;line-height:1.4;font-size:13.5px}.preview-question-number{font-weight:700;min-width:18px}.preview-question-mark{text-align:right;font-weight:700;font-size:12px}.preview-options{margin:5px 0 0 25px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 25px;font-size:13px}.preview-matching{margin:7px 0 0 25px;display:grid;grid-template-columns:1fr 1fr;gap:50px;font-size:13px;line-height:1.6}.preview-question .equation-preview{margin:7px 45px 0 25px;border:none;padding:4px 0;text-align:left}.preview-images{margin:10px 45px 0 25px;display:flex;gap:16px;flex-wrap:wrap}.preview-images img{max-width:230px;max-height:210px;object-fit:contain;border:1px solid #ddd}.preview-empty-question{font-size:12px;font-style:italic;color:#777}@media(max-width:760px){.editor-toolbar-right{width:100%}.editor-toolbar-right button{flex:1}.paper-sheet{padding:22px 18px 35px}.paper-header h1{font-size:20px}.paper-header h2{font-size:14px}.paper-class-subject{gap:10px;flex-wrap:wrap}.student-info-row,.student-info-row.second{grid-template-columns:1fr;gap:8px}.general-instructions{grid-template-columns:1fr}.general-instructions strong{grid-row:auto}.preview-options,.preview-matching{grid-template-columns:1fr}}.paper-header{text-align:center}.paper-brand-row{display:flex;align-items:center;justify-content:center;gap:18px;min-height:145px}.paper-school-logo{width:150px;height:150px;object-fit:contain;flex:0 0 auto}.paper-brand-text{text-align:center}.paper-brand-text h1{margin:0;font-size:24px;line-height:1.15}.paper-brand-text h2{margin:7px 0 5px;font-size:16px}.paper-brand-text .paper-class-subject{margin-top:6px;display:flex;justify-content:center;gap:24px;font-size:14px}.student-details{width:100%;font-size:13px}.student-row{display:grid;width:100%;align-items:center;column-gap:20px}.student-row-one{grid-template-columns:minmax(0,2fr) minmax(0,1.15fr) minmax(0,1.15fr)}.student-row-two{grid-template-columns:minmax(115px,.75fr) minmax(0,1.25fr) minmax(0,1.05fr) minmax(0,1.3fr);margin-top:13px}.student-field{min-width:0;display:flex;align-items:center;white-space:nowrap}.student-field>span:first-child{flex:0 0 auto}.student-line{display:block;flex:1 1 auto;min-width:35px;margin-left:7px;border-bottom:1px solid #111;height:15px}.max-marks-field{gap:5px}.max-marks-field strong{font-size:13px}@media(max-width:760px){.paper-brand-row{flex-direction:row;align-items:center;justify-content:center;gap:10px;min-height:72px}.paper-school-logo{width:72px;height:72px}.paper-brand-text h1{font-size:18px}.paper-brand-text h2{font-size:12px}.student-row-one,.student-row-two{grid-template-columns:1fr;row-gap:8px}.student-row-two{margin-top:8px}}.paper-brand-row{position:relative!important;display:block!important;min-height:145px!important}.paper-brand-text{width:100%;text-align:center;padding-top:24px}.paper-school-logo{position:absolute;width:150px!important;height:150px!important;left:calc(50% - 325px);top:0;object-fit:contain}.paper-brand-text h1{margin:0;font-size:24px;line-height:1.1}.paper-brand-text h2{margin:6px 0 4px}.paper-brand-text .paper-class-subject{margin-top:4px}.paper-divider{margin-top:8px;margin-bottom:8px}.preview-section{margin-top:13px!important}.preview-section+.preview-section{margin-top:15px!important}.preview-section-label{margin-bottom:4px!important;font-size:14px;line-height:1.2}.preview-section-heading{margin-bottom:7px!important;line-height:1.25;align-items:baseline}.preview-section-heading>div{line-height:1.25}.preview-section-marks{font-size:13px;line-height:1.2}.preview-section-instruction{margin-top:2px}.preview-question-list{gap:6px!important}.preview-question{padding-left:4px;margin:0}.preview-question-line{gap:10px}.preview-question-text{line-height:1.3}.preview-options{margin-top:3px!important;margin-bottom:1px;gap:2px 25px!important;line-height:1.25}.preview-matching{margin-top:4px!important;line-height:1.35!important}.preview-question .equation-preview{margin-top:3px!important;margin-bottom:1px!important;padding-top:0!important;padding-bottom:0!important}.preview-question .equation-preview .katex-display{margin:.2em 0!important}.preview-images{margin-top:5px!important}@media(max-width:760px){.paper-brand-row{min-height:95px!important}.paper-school-logo{position:absolute;width:72px!important;height:72px!important;left:5px;top:8px}.paper-brand-text{padding-top:10px;padding-left:60px}.paper-brand-text h1{font-size:17px}}.paper-brand-row{position:relative!important;display:flex!important;align-items:center!important;justify-content:center!important;gap:24px!important;min-height:145px!important}.paper-school-logo{position:static!important;width:150px!important;height:150px!important;object-fit:contain!important;flex:0 0 150px!important}.paper-brand-text{width:auto!important;padding:0!important;text-align:center!important;flex:0 0 auto!important}.paper-brand-text h1,.paper-brand-text h2,.paper-brand-text .paper-class-subject{text-align:center!important}.preview-question .equation-preview{overflow:visible!important;scrollbar-width:none!important;-ms-overflow-style:none!important;border:none!important;box-shadow:none!important;background:transparent!important}.preview-question .equation-preview::-webkit-scrollbar{display:none!important;width:0!important;height:0!important}.preview-question .equation-preview::-webkit-scrollbar-button{display:none!important;width:0!important;height:0!important}.paper-sheet math-field,.paper-sheet .ML__virtual-keyboard-toggle,.paper-sheet .ML__menu-toggle,.paper-sheet .ML__keyboard,.paper-sheet .ML__popover{pointer-events:none!important}.paper-sheet .ML__virtual-keyboard-toggle,.paper-sheet .ML__menu-toggle{display:none!important}@media(max-width:760px){.paper-brand-row{gap:10px!important;min-height:95px!important}.paper-school-logo{width:72px!important;height:72px!important;flex:0 0 72px!important}.paper-brand-text{padding:0!important}}.paper-status{display:inline-block;padding:5px 10px;border-radius:999px;font-size:12px;font-weight:700;white-space:nowrap}.paper-status.pending{background:#fff3cd;color:#7a5b00}.teacher-actions{display:flex;justify-content:flex-end;align-items:center;gap:8px;flex-wrap:wrap}.teacher-actions button{white-space:nowrap}.admin-review-actions{display:flex;align-items:center;gap:10px}.correction-comment{max-width:420px;white-space:normal;line-height:1.4}@media(max-width:760px){.admin-review-actions{width:100%;justify-content:flex-end;flex-wrap:wrap}}.stat-card-clickable{cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.stat-card-clickable:hover{transform:translateY(-2px);box-shadow:0 6px 18px #0000000f}.stat-card-clickable:focus{outline:2px solid currentColor;outline-offset:2px}.stat-toggle-hint{display:block;margin-top:4px;font-size:11px;font-weight:600;opacity:.6}.stat-card-selected{box-shadow:inset 0 0 0 2px currentColor}.paper-status.returned{background:#fff1e6;color:#9a4d00}.paper-status.approved{background:#e8f7ed;color:#176b34}.admin-history-panel-returned,.admin-history-panel-approved,.archive-panel{margin-top:20px}.archive-panel-header{align-items:flex-start}.archive-subtitle{margin:5px 0 0;opacity:.68;font-size:13px}.archive-filters{display:grid;grid-template-columns:repeat(5,minmax(140px,1fr));gap:12px;margin:4px 0 16px}.archive-filters label{display:flex;flex-direction:column;gap:6px}.archive-filters label>span{font-size:12px;font-weight:700;opacity:.72}.archive-filters select{width:100%;min-height:38px;padding:7px 9px;border:1px solid #d8dde5;border-radius:7px;background:#fff;font:inherit}.archive-result-summary{margin-bottom:12px;font-size:13px;opacity:.72}.archive-table td{vertical-align:middle}.paper-status.archive-failed{background:#fdebec;color:#a1262d}button:disabled{opacity:.45;cursor:not-allowed}@media(max-width:1100px){.archive-filters{grid-template-columns:repeat(2,minmax(150px,1fr))}}@media(max-width:650px){.archive-filters{grid-template-columns:1fr}.archive-panel-header{gap:10px}}.archive-table th,.archive-table td{padding-top:14px;padding-bottom:14px}.archive-table td{line-height:1.25}.archive-table td.right{white-space:nowrap}.archive-table td.right .teacher-actions{display:flex;align-items:center;justify-content:flex-end;flex-wrap:nowrap;gap:8px}.archive-table td.right .teacher-actions button{white-space:nowrap;min-width:auto;padding-left:14px;padding-right:14px}.archive-table .paper-status{white-space:nowrap}.archive-table th:last-child,.archive-table td:last-child{min-width:300px}@media(max-width:900px){.archive-table td.right{white-space:normal}.archive-table td.right .teacher-actions{flex-wrap:wrap}.archive-table th:last-child,.archive-table td:last-child{min-width:220px}}:root{--gws-surface: #ffffff;--gws-surface-soft: #f7f9fc;--gws-border-soft: #e5eaf1;--gws-shadow-soft: 0 10px 30px rgba(31, 42, 68, .08)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 18px;background:radial-gradient(circle at top left,rgba(71,110,180,.12),transparent 38%),radial-gradient(circle at bottom right,rgba(111,169,122,.1),transparent 36%),#f6f8fb}.login-card{width:min(430px,100%);padding:38px 38px 30px;border:1px solid var(--gws-border-soft);border-radius:20px;background:#fffffff7;box-shadow:var(--gws-shadow-soft)}.login-school-logo{display:block;width:104px;height:104px;object-fit:contain;margin:0 auto 16px}.login-card h1{margin-top:0;margin-bottom:5px;text-align:center;letter-spacing:.035em}.login-card h2{margin-top:0;margin-bottom:28px;text-align:center;font-weight:600;opacity:.72}.login-card input{min-height:44px;border-radius:9px}.login-card .primary.full{min-height:45px;margin-top:6px;border-radius:9px}.login-footer{margin-top:22px;text-align:center;opacity:.55}.topbar{min-height:76px;padding-top:10px;padding-bottom:10px;box-shadow:0 2px 14px #14213d12}.topbar-brand{display:flex;align-items:center;gap:12px}.topbar-logo{width:52px;height:52px;object-fit:contain;flex:0 0 52px}.portal-title{margin-top:2px}.user-identity{display:flex;flex-direction:column;align-items:flex-end}.panel,.stat-card{border-color:var(--gws-border-soft)}.panel{border-radius:14px;box-shadow:0 3px 14px #1e2a440b}.stat-card{border-radius:14px}button{transition:transform .12s ease,box-shadow .12s ease,opacity .12s ease}button:not(:disabled):active{transform:translateY(1px)}.danger-solid{border:1px solid #b42318;background:#b42318;color:#fff}.danger-solid:hover{background:#912018;border-color:#912018}.account-password-card{width:min(480px,calc(100vw - 32px))}.account-password-card .modal-header{margin-bottom:18px}.account-password-card .modal-header h2{margin-bottom:4px}.account-password-card .modal-header p{margin:0;opacity:.66;line-height:1.4}.account-password-card form{display:flex;flex-direction:column;gap:8px}.account-password-card input{min-height:43px;margin-bottom:7px}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:14px}@media(max-width:760px){.login-card{padding:30px 22px 24px}.login-school-logo{width:88px;height:88px}.topbar{align-items:flex-start;gap:12px}.topbar-logo{width:44px;height:44px;flex-basis:44px}.user-area{flex-wrap:wrap;justify-content:flex-end}.teacher-actions{justify-content:flex-start}}.modal-backdrop{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;padding:24px;background:#181f2a75;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal-card{position:relative;width:min(520px,100%);max-height:calc(100vh - 48px);overflow-y:auto;padding:26px;border:1px solid #e2e7ee;border-radius:16px;background:#fff;box-shadow:0 24px 70px #00000038}.account-password-card{width:min(500px,100%)}.account-password-card .modal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:22px}.account-password-card .modal-header>div{min-width:0}.account-password-card .modal-header h2{margin:0 0 6px;font-size:24px;line-height:1.2}.account-password-card .modal-header p{margin:0;font-size:14px;line-height:1.45}.account-password-card .modal-close{flex:0 0 auto}.account-password-card form{display:grid;grid-template-columns:1fr;gap:8px}.account-password-card form label{margin-top:6px;font-weight:700}.account-password-card form input{width:100%;min-height:44px;box-sizing:border-box;margin:0 0 6px}.account-password-card .modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}@media(max-width:600px){.modal-backdrop{padding:14px}.modal-card{padding:20px}.account-password-card .modal-header{gap:12px}.account-password-card .modal-header h2{font-size:21px}.account-password-card .modal-actions{flex-wrap:wrap}}.admin-top-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.question-bank-header{gap:20px}.question-bank-filters{display:grid;grid-template-columns:repeat(5,minmax(140px,1fr));gap:14px;margin:18px 0 22px}.question-bank-filters label{display:flex;flex-direction:column;gap:6px}.question-bank-filters label>span{font-size:.82rem;font-weight:700}.question-bank-filters select{width:100%}.question-bank-table{min-width:1180px}.question-bank-text{min-width:300px;max-width:460px;white-space:normal}.question-bank-text strong{display:block;line-height:1.45}.question-bank-text small{display:block;margin-top:6px;opacity:.65}.bank-status{display:inline-block;padding:5px 9px;border-radius:999px;font-size:.75rem;font-weight:700;white-space:nowrap}.bank-status-enabled{background:#e8f7ed;color:#176b34}.bank-status-disabled{background:#f3f3f3;color:#666}.question-bank-disabled-row{opacity:.62}@media(max-width:1100px){.question-bank-filters{grid-template-columns:repeat(2,minmax(140px,1fr))}}@media(max-width:650px){.question-bank-filters{grid-template-columns:1fr}.admin-top-actions{width:100%}}.question-bank-table{min-width:0;width:100%;table-layout:auto}.question-bank-table th,.question-bank-table td{padding-left:9px;padding-right:9px;vertical-align:middle}.question-bank-table th:nth-child(2),.question-bank-table td:nth-child(2){min-width:220px;width:30%}.question-bank-table th:last-child,.question-bank-table td:last-child{min-width:100px;white-space:nowrap}.question-bank-table td:last-child button{min-width:85px}.question-bank-page .table-wrap{overflow-x:auto}.generator-grid{display:grid;grid-template-columns:repeat(3,minmax(180px,1fr));gap:16px;margin-top:16px}.generator-grid label{display:flex;flex-direction:column;gap:6px}.generator-grid label>span{font-size:.82rem;font-weight:700}.generator-grid select,.generator-grid input{width:100%}.generator-actions{display:flex;justify-content:flex-end;margin-top:20px}.generated-question-list{display:flex;flex-direction:column;gap:10px;margin-top:14px}.generated-question-card{display:flex;gap:14px;padding:14px 16px;border:1px solid rgba(0,0,0,.09);border-radius:10px}.generated-question-number{font-weight:800;min-width:35px}.generated-question-body{flex:1;min-width:0}.generated-question-meta{display:flex;flex-wrap:wrap;gap:8px 14px;margin-top:7px;font-size:.78rem;opacity:.7}@media(max-width:950px){.generator-grid{grid-template-columns:repeat(2,minmax(160px,1fr))}}@media(max-width:620px){.generator-grid{grid-template-columns:1fr}}.generated-papers-table{width:100%;min-width:900px}.generated-papers-table td,.generated-papers-table th{vertical-align:middle}.generated-papers-table td:last-child{white-space:nowrap}.mix-table-wrap{overflow-x:auto;margin-top:16px}.mix-table{width:100%;min-width:720px}.mix-table select,.mix-table input{width:100%;min-width:100px}.mix-table td:first-child{min-width:230px}.mix-table td:last-child{width:100px}.mix-summary{display:flex;justify-content:flex-end;gap:14px;margin-top:18px}.mix-summary>div{min-width:145px;padding:12px 16px;border:1px solid rgba(0,0,0,.09);border-radius:10px;display:flex;flex-direction:column;gap:4px}.mix-summary span{font-size:.78rem;opacity:.7}.mix-summary strong{font-size:1.35rem}.mix-preview-group{margin-top:22px}.mix-preview-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;padding-bottom:10px;border-bottom:1px solid rgba(0,0,0,.09)}.mix-preview-heading span{white-space:nowrap;font-size:.85rem;opacity:.7}@media(max-width:650px){.mix-summary{justify-content:stretch;flex-direction:column}.mix-preview-heading{align-items:flex-start;flex-direction:column}}.deleted-teachers-section{margin-top:30px;padding-top:24px;border-top:1px solid rgba(0,0,0,.09)}.deleted-teachers-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:14px}.deleted-teachers-heading h3{margin:0}.deleted-teachers-heading p{margin:5px 0 0;font-size:.86rem;opacity:.7}.deleted-teacher-count{min-width:34px;height:34px;padding:0 10px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:#0000000f;font-weight:700}.status.deleted{background:#f1f1f1;color:#5f6368}.deleted-teachers-table tbody tr{opacity:.82}.deleted-teachers-empty{padding-top:18px;padding-bottom:18px}.deleted-teachers-section{margin-left:30px;margin-right:30px}@media(max-width:760px){.deleted-teachers-section{margin-left:16px;margin-right:16px}}.option-row{align-items:center}.drawing-space-select{min-width:175px;width:auto;flex:0 0 auto}.mcq-option-with-drawing{display:flex;align-items:center;gap:8px;margin:5px 0}.mcq-option-label{flex:0 0 22px;font-weight:600}.mcq-option-text{min-width:0}.mcq-drawing-box{display:inline-block;flex:0 0 auto;background:#fff;border:1.5px solid #111;box-sizing:border-box}.mcq-drawing-small{width:85px;height:42px}.mcq-drawing-large{width:150px;height:80px}@media(max-width:760px){.option-row{flex-wrap:wrap}.drawing-space-select{width:100%;min-width:0}}.approved-paper-actions,.archive-paper-actions{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:flex-end;align-items:center}.approved-paper-actions button,.approved-paper-actions .button,.archive-paper-actions button,.archive-paper-actions .button{padding:.55rem .9rem;font-size:.95rem;min-height:auto;border-radius:12px;line-height:1.2}.admin-history-panel-approved .teacher-actions{gap:8px;justify-content:flex-end;align-items:center}.admin-history-panel-approved .teacher-actions button{padding:8px 12px!important;min-height:36px!important;height:36px;font-size:.88rem!important;line-height:1!important;border-radius:9px!important;white-space:nowrap}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}