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var(--sp-5)}.semantic-search__lead{color:var(--text-muted)}.semantic-search__tabs{margin-bottom:var(--sp-5)}.semantic-search__form{margin-bottom:var(--sp-6)}.semantic-search__label{display:block;margin-bottom:var(--sp-2)}.semantic-search__query,.semantic-search__problem-input{width:100%;max-width:40rem}.semantic-search__query{font-family:var(--font-mono);font-size:var(--fs-dense);padding:var(--sp-3);border:var(--bw-subtle) solid var(--border);border-radius:var(--r-control);background:var(--surface);color:var(--text)}.semantic-search__problem-input{padding:var(--sp-2) var(--sp-3);border:var(--bw-subtle) solid 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.question-title{font-weight:var(--fw-semibold);overflow-wrap:anywhere}.quiz-edit__question .question-order{color:var(--text-muted);font-variant-numeric:tabular-nums}.quiz-edit__question .points-input{width:5rem}.quiz-edit__question .question-points-unit{color:var(--text-muted)}.quiz-edit__question .points-warning{color:var(--danger);font-size:var(--fs-caption)}.quiz-edit__question .points-input.is-invalid-points{border-color:var(--danger)}.quiz-edit__question.pending-remove{opacity:.5;border-style:dashed}.quiz-edit__question.pending-add{border-style:dashed}.quiz-edit__no-questions{margin:0;padding:var(--sp-6) var(--sp-3);border:1px dashed var(--border-strong);border-radius:var(--r-block);color:var(--text-muted);text-align:center}.quiz-edit__add{margin-block-start:var(--sp-6);padding:var(--sp-4);border:1px solid 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.select2-selection--multiple{background:var(--surface);border-color:var(--border-interactive);color:var(--text)}.quiz-edit .select2-container--default .select2-selection--multiple .select2-selection__rendered{color:var(--text)}.quiz-edit .select2-container--default .select2-selection--single .select2-selection__placeholder{color:var(--text-muted)}.quiz-edit .select2-container--default .select2-selection--multiple .select2-selection__choice{background:var(--surface-sunken);border-color:var(--border-strong);color:var(--text)}.quiz-edit .select2-container--default .select2-selection--multiple .select2-selection__choice .select2-selection__choice__remove{color:var(--text-secondary)}.quiz-delete{max-width:36rem}.quiz-delete__warning{padding:var(--sp-3);border:1px solid 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.quiz-result__answer-status{color:var(--info-text)}.quiz-result__question,.quiz-result__user-answer .prose,.quiz-result__correct .prose,.quiz-result__explanation .prose,.quiz-result__feedback .prose{font-size:var(--fs-caption)}.quiz-result__user-answer,.quiz-result__correct,.quiz-result__explanation,.quiz-result__feedback{display:grid;gap:var(--sp-2);padding:var(--sp-4);border-radius:var(--r-card);background:var(--surface-sunken)}.quiz-result__user-answer h4,.quiz-result__correct h4,.quiz-result__explanation h4,.quiz-result__feedback h4,.quiz-result__files h4{margin:0;font-size:var(--fs-caption);font-weight:var(--fw-semibold);color:var(--text-secondary)}.quiz-result__choices{display:grid;gap:var(--sp-2);margin:0;padding-inline-start:var(--sp-6)}.quiz-result__sa{margin:0;font-family:var(--font-mono)}.quiz-result__files ul{display:grid;gap:var(--sp-2);margin:0;padding:0;list-style:none}.quiz-result__file>details{border:var(--bw) solid 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var(--border);border-radius:var(--r-card);background:var(--surface-sunken)}.quiz-attempts__stat dt{font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-attempts__stat dd{margin:0;font-size:var(--fs-lead);font-weight:var(--fw-semibold);color:var(--text)}.quiz-attempts__score.is-excellent{color:var(--success-text)}.quiz-attempts__score.is-good{color:var(--info-text)}.quiz-attempts__score.is-average{color:var(--warning-text)}.quiz-attempts__score.is-poor{color:var(--danger-text)}.quiz-attempts__time-end{color:var(--text-secondary);font-size:var(--fs-caption)}.quiz-attempts__actions-col{white-space:nowrap}.quiz-log{display:grid;gap:var(--sp-6)}.quiz-log__header{display:grid;gap:var(--sp-4)}.quiz-grading{display:grid;gap:var(--sp-6)}.quiz-grading__header{display:grid;gap:var(--sp-4)}.quiz-grading__filters{display:flex;flex-wrap:wrap;gap:var(--sp-3);align-items:end}.quiz-grading__filter{display:grid;gap:var(--sp-1);min-width:12rem}.quiz-grading__filter--actions{display:flex;gap:var(--sp-2);min-width:auto}.quiz-grading__score.is-excellent{color:var(--success-text)}.quiz-grading__score.is-good{color:var(--info-text)}.quiz-grading__score.is-average{color:var(--warning-text)}.quiz-grading__score.is-poor{color:var(--danger-text)}.quiz-grading__row-actions{white-space:nowrap}.quiz-grading__row-actions a+a{margin-inline-start:var(--sp-3)}.quiz-grading-edit{display:grid;gap:var(--sp-6);max-width:56rem}.quiz-grading-edit__header{display:grid;gap:var(--sp-3)}.quiz-grading-edit__meta{display:flex;flex-wrap:wrap;gap:var(--sp-4);margin:0;padding:var(--sp-4);border:var(--bw) solid var(--border);border-radius:var(--r-card);background:var(--surface-sunken)}.quiz-grading-edit__meta>div{display:grid;gap:var(--sp-1)}.quiz-grading-edit__meta dt{font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-grading-edit__meta dd{margin:0;font-size:var(--fs-dense);font-weight:var(--fw-semibold)}.quiz-grading-edit__form{display:grid;gap:var(--sp-4)}.quiz-grading-edit__answer{display:grid;gap:var(--sp-3);padding:var(--sp-4);border:var(--bw) solid var(--border);border-radius:var(--r-card);background:var(--surface)}.quiz-grading-edit__answer-header{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp-2)}.quiz-grading-edit__answer-header 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li.is-student{background:var(--surface-sunken)}.quiz-grading-edit__choice-id{font-family:var(--font-mono);font-size:var(--fs-dense-sm);color:var(--text-secondary)}.quiz-grading-edit__mark{font-size:var(--fs-caption);font-weight:var(--fw-semibold);color:var(--success-text)}.quiz-grading-edit__mark.is-student{color:var(--info-text)}.quiz-grading-edit__student-answer,.quiz-grading-edit__accepted,.quiz-grading-edit__files{display:grid;gap:var(--sp-2);padding:var(--sp-4);border-radius:var(--r-card);background:var(--surface-sunken)}.quiz-grading-edit__ma{margin:0;font-family:var(--font-mono)}.quiz-grading-edit__match-type{margin:0;font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-grading-edit__accepted 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2.5rem;align-items:center;gap:var(--sp-3)}.quiz-stats__range{font-size:var(--fs-caption);font-variant-numeric:tabular-nums;color:var(--text-secondary)}.quiz-stats__track,.quiz-analysis__track{display:block;height:.75rem;border-radius:var(--r-pill);background:var(--surface-sunken);overflow:hidden}.quiz-stats__fill,.quiz-analysis__fill{display:block;height:100%;min-width:2px;border-radius:inherit;background:var(--gradient-brand)}.quiz-stats__count{font-size:var(--fs-caption);font-variant-numeric:tabular-nums;text-align:end}.quiz-analysis__list{display:flex;flex-direction:column;gap:var(--sp-4);margin:0;padding:0;list-style:none}.quiz-analysis__card{gap:var(--sp-4)}.quiz-analysis__question{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp-3)}.quiz-analysis__question h2{margin:0;font-size:var(--fs-lead)}.quiz-analysis__row{display:grid;gap:var(--sp-4);grid-template-columns:repeat(auto-fit,minmax(7rem,1fr));margin:0}.quiz-analysis__row>div{display:flex;flex-direction:column;gap:var(--sp-1)}.quiz-analysis__choices h3{margin-block-end:var(--sp-3);font-size:var(--fs-caption);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em}.quiz-analysis__choices ul{display:flex;flex-direction:column;gap:var(--sp-2);margin:0;padding:0;list-style:none}.quiz-analysis__choice{display:grid;grid-template-columns:2rem 1fr auto;align-items:center;gap:var(--sp-3)}.quiz-analysis__choice.is-correct .quiz-analysis__choice-label{font-weight:var(--fw-semibold);color:var(--success)}.quiz-analysis__choice.is-correct .quiz-analysis__fill{background:var(--success)}.quiz-analysis__choice-label{font-size:var(--fs-caption);font-variant-numeric:tabular-nums}.quiz-analysis__count{font-size:var(--fs-caption);font-variant-numeric:tabular-nums;color:var(--text-secondary)}.quiz-qbank__header,.quiz-qbank-detail__header,.quiz-qbank-delete__header,.quiz-qform__header{display:flex;flex-direction:column;gap:var(--sp-4);margin-block-end:var(--sp-8)}.quiz-qbank__header h1,.quiz-qbank-detail__header h1,.quiz-qbank-delete__header h1,.quiz-qform__header h1{margin:0}.quiz-qbank__filter{display:flex;flex-wrap:wrap;align-items:end;gap:var(--sp-3)}.quiz-qbank__filter input[type=search]{flex:1 1 14rem;min-height:var(--sp-10);padding:var(--sp-2) var(--sp-3);color:var(--text);background:var(--surface);border:var(--bw) solid var(--border-interactive);border-radius:var(--r-control);font:inherit;font-size:var(--fs-dense-lg)}.quiz-qbank__select{display:flex;flex-direction:column;gap:var(--sp-1)}.quiz-qbank__select-label{font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-qbank__select select{min-height:var(--sp-10);padding:var(--sp-2) var(--sp-3);color:var(--text);background:var(--surface);border:var(--bw) solid var(--border-interactive);border-radius:var(--r-control);font:inherit;font-size:var(--fs-dense-lg)}.quiz-qbank__title{font-weight:var(--fw-semibold)}.quiz-qbank__actions{display:flex;flex-wrap:wrap;gap:var(--sp-2)}.quiz-qbank__more-tags{font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-qbank-detail__meta{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp-2)}.quiz-qbank-detail__section{margin-block-end:var(--sp-8);padding:var(--sp-6);background:var(--surface);border:var(--bw) solid var(--border);border-radius:var(--r-card)}.quiz-qbank-detail__section h2{margin-block-end:var(--sp-4);font-size:var(--fs-lead)}.quiz-qbank-detail__choices,.quiz-qbank-detail__answers,.quiz-qbank-detail__quizzes{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:var(--sp-3)}.quiz-qbank-detail__choices>li,.quiz-qbank-detail__answers>li{display:flex;align-items:baseline;gap:var(--sp-3);padding:var(--sp-3);background:var(--surface-sunken);border-radius:var(--r-control)}.quiz-qbank-detail__choice-id{font-weight:var(--fw-bold);font-variant-numeric:tabular-nums;min-width:1.25rem}.quiz-qbank-detail__choice-text{flex:1}.quiz-qbank-detail__sa{display:grid;gap:var(--sp-4);grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));margin:0}.quiz-qbank-detail__sa dt{font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-qbank-detail__sa dd{margin:0}.quiz-qbank-detail__actions{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-block-end:var(--sp-12)}.quiz-qbank-detail__locked{display:inline-block;padding:var(--sp-2) var(--sp-4);font-size:var(--fs-caption);color:var(--text-secondary);background:var(--surface-sunken);border-radius:var(--r-control)}.quiz-qbank-delete__warning{padding:var(--sp-6);background:var(--warning-soft);border:var(--bw) solid var(--warning);border-radius:var(--r-card)}.quiz-qbank-delete__warning ul{margin-block:var(--sp-3)}.quiz-qbank-delete__form{display:flex;flex-wrap:wrap;gap:var(--sp-3)}.quiz-qbank-delete__title{font-size:var(--fs-h2)}.quiz-qform__form{display:flex;flex-direction:column;gap:var(--sp-4);margin-block-end:var(--sp-8)}.quiz-qform__actions{display:flex;flex-wrap:wrap;gap:var(--sp-3)}.quiz-qform .quiz-field-row{display:flex;flex-direction:column;gap:var(--sp-2);padding:var(--sp-4);background:var(--surface);border:var(--bw) solid var(--border);border-radius:var(--r-card)}.quiz-qform .quiz-field-row-checkbox{flex-direction:row;align-items:center;gap:var(--sp-3)}.quiz-qform .quiz-field-row label{font-weight:var(--fw-semibold)}.quiz-qform .quiz-field-row label .red{color:var(--danger-text)}.quiz-qform .quiz-field-wrapper textarea{min-height:var(--sp-16)}.quiz-qform input[type=text],.quiz-qform input[type=url],.quiz-qform input[type=number],.quiz-qform select,.quiz-qform textarea{width:100%;min-width:0;min-height:var(--sp-10);padding:var(--sp-2) var(--sp-3);color:var(--text);background:var(--surface);border:var(--bw) solid var(--border-interactive);border-radius:var(--r-control);font:inherit;font-size:var(--fs-dense-lg)}.quiz-qform textarea{font-family:var(--font-mono);font-size:var(--fs-dense);line-height:var(--lh-dense);resize:vertical}.quiz-qform .quiz-help-text{font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-qform .errorlist{margin:0;padding:var(--sp-2) var(--sp-3);list-style:none;color:var(--danger-text);background:var(--danger-soft);border-radius:var(--r-control);font-size:var(--fs-caption)}.quiz-qform .alert{padding:var(--sp-4);background:var(--danger-soft);border-radius:var(--r-card);color:var(--danger-text)}:is(.quiz-qform,.quiz-import) .choice-editor-section{padding:var(--sp-4);background:var(--surface);border:var(--bw) solid var(--border);border-radius:var(--r-card)}:is(.quiz-qform,.quiz-import) .choice-editor-section h4,:is(.quiz-qform,.quiz-import) .sa-editor h4{margin-block-end:var(--sp-3);font-size:var(--fs-lead)}:is(.quiz-qform,.quiz-import) .choice-list,:is(.quiz-qform,.quiz-import) .sa-answers-list{display:flex;flex-direction:column;gap:var(--sp-2);margin-block-end:var(--sp-3)}:is(.quiz-qform,.quiz-import) .choice-item,:is(.quiz-qform,.quiz-import) .sa-answer-row{padding:var(--sp-3);background:var(--surface-sunken);border-radius:var(--r-control)}:is(.quiz-qform,.quiz-import) .choice-row-controls,:is(.quiz-qform,.quiz-import) .sa-row-controls{display:flex;align-items:center;gap:var(--sp-2)}:is(.quiz-qform,.quiz-import) .choice-text-input,:is(.quiz-qform,.quiz-import) .sa-answer-input{flex:1;min-height:var(--sp-10);padding:var(--sp-2) var(--sp-3);color:var(--text);background:var(--surface);border:var(--bw) solid var(--border-interactive);border-radius:var(--r-control);font:inherit;font-size:var(--fs-dense-lg);resize:none;overflow:hidden}:is(.quiz-qform,.quiz-import) .choice-id{width:3rem;min-height:var(--sp-10);padding:var(--sp-2);text-align:center;font-weight:var(--fw-bold);font-variant-numeric:tabular-nums;color:var(--text);background:var(--surface);border:var(--bw) solid var(--border-interactive);border-radius:var(--r-control)}:is(.quiz-qform,.quiz-import) .drag-handle{color:var(--text-secondary);cursor:grab}:is(.quiz-qform,.quiz-import) .choice-expanded-header,:is(.quiz-qform,.quiz-import) .sa-expanded-header{display:flex;align-items:flex-start;gap:var(--sp-3);margin-block-end:var(--sp-2)}:is(.quiz-qform,.quiz-import) .sa-editor .sa-field{margin-block-end:var(--sp-3)}:is(.quiz-qform,.quiz-import) .sa-help{font-size:var(--fs-caption);color:var(--text-secondary)}:is(.quiz-qform,.quiz-import) .sa-answer-preview,:is(.quiz-qform,.quiz-import) .choice-expanded-editor .dmmd-preview{margin-block-start:var(--sp-2);padding:var(--sp-3);background:var(--surface-sunken);border-radius:var(--r-control)}.quiz-qform .quiz-ai-inline{margin-block-start:var(--sp-4);padding:var(--sp-4);background:var(--surface-sunken);border-radius:var(--r-card)}.quiz-qform .quiz-ai-row{display:flex;align-items:center;gap:var(--sp-3)}.quiz-qform .quiz-ai-status{font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-qform .quiz-ai-result{margin-block-start:var(--sp-3)}.quiz-qform .quiz-ai-result-header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--sp-3);margin-block-end:var(--sp-2)}.quiz-qform .quiz-ai-textarea{width:100%;min-height:var(--sp-16);padding:var(--sp-3);font-family:var(--font-mono);font-size:var(--fs-dense);color:var(--text);background:var(--surface);border:var(--bw) solid var(--border-interactive);border-radius:var(--r-control)}.quiz-qform__help{margin-block-end:var(--sp-12);padding:var(--sp-4);background:var(--surface);border:var(--bw) solid var(--border);border-radius:var(--r-card)}.quiz-qform__help summary{font-weight:var(--fw-semibold);cursor:pointer}.quiz-qform__help h2{margin-block:var(--sp-4) var(--sp-2);font-size:var(--fs-lead)}.quiz-qform__help ul{margin:0;padding-inline-start:var(--sp-6)}.quiz-qform__form[data-qtype] .quiz-field-row--choices,.quiz-qform__form[data-qtype] .quiz-field-row--correct_answers{display:none}.quiz-qform__form:not([data-qtype=MA]) .quiz-field-row--grading_strategy{display:none}.quiz-import__header{display:grid;gap:var(--sp-4);margin-block-end:var(--sp-6)}.quiz-import__upload{padding:var(--sp-6);text-align:center;background:var(--surface);border:var(--bw) dashed var(--border-interactive);border-radius:var(--r-card)}.quiz-import__upload-hint{font-size:var(--fs-lead)}.quiz-import__upload-meta{margin-block-end:var(--sp-3);font-size:var(--fs-caption);color:var(--text-secondary)}.quiz-import__file{display:block;margin:var(--sp-3) auto}.quiz-import__disclaimer{margin-block:var(--sp-3);font-size:var(--fs-caption);color:var(--text-secondary)}.import-field-meta{font-size:var(--fs-caption);color:var(--text-secondary)}.import-status{display:none;margin-block:var(--sp-4);padding:var(--sp-3) var(--sp-4);background:var(--surface);border:var(--bw) solid var(--border);border-radius:var(--r-control)}.import-status.show{display:block}.import-status.analyzing{border-inline-start:var(--sp-1) solid var(--brand)}.import-status.done{border-inline-start:var(--sp-1) solid var(--success)}.import-status.error{border-inline-start:var(--sp-1) solid var(--danger)}.import-results{display:none}.import-results.show{display:block}.import-summary-box{padding:var(--sp-4);margin-block-end:var(--sp-4);background:var(--surface);border:var(--bw) solid var(--border);border-radius:var(--r-card)}.import-summary-row{padding-block:var(--sp-1)}.import-shared-settings{display:flex;flex-direction:column;gap:var(--sp-4);padding:var(--sp-3) var(--sp-4);background:var(--surface);border:var(--bw) solid var(--border);border-radius:var(--r-control);margin-block-end:var(--sp-4)}.import-shared-actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp-4)}.import-shared-actions .btn{margin-inline-start:auto}.import-title-prefix-field{display:flex;flex-direction:column;gap:var(--sp-1)}.import-title-prefix-row{display:flex;align-items:center;gap:var(--sp-2)}.import-title-prefix-row 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