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figcaption,.ks3-option-figure figcaption{margin-top:4px;font-size:12px;line-height:1.4;color:var(--muted)}.ks3-answer-list,.ks3-match-col,.ks3-options{display:grid;gap:8px;margin:0;padding:0;list-style:none}.ks3-options[data-images=true]{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.ks3-answer-list li,.ks3-match-col li,.ks3-option{display:flex;align-items:flex-start;gap:10px}.ks3-letter{flex:none;display:inline-flex;align-items:center;justify-content:center;min-width:26px;height:26px;margin-top:3px;padding:0 5px;border:1px solid var(--border-light);border-radius:6px;font-size:13px;font-weight:700;line-height:1;color:var(--text-secondary)}.ks3-letter[data-correct=true]{border-color:var(--ks3-correct);background:var(--ks3-correct);color:#ffffff}.ks3-match{display:grid;grid-template-columns:1fr 1fr;gap:8px 28px}.ks3-answer-text{margin:0}.ks3-answer-also{color:var(--text-secondary)}.ks3-credit{flex-shrink:0;padding:8px 20px;border-top:1px solid var(--divider-subtle);font-size:12.5px;line-height:1.45;color:var(--muted)}.ks3-credit p{margin:0}.ks3-credit a{color:inherit;text-decoration:underline}@media (max-width:767px){.ks3-match{grid-template-columns:1fr}.ks3-credit{padding:8px 14px}}.smart-build-dialog{--mcq-grey:#64748b;width:780px;max-height:92vh}.smart-build-dialog>form{display:flex;flex-direction:column;min-height:0}.smart-build-dialog-body{min-height:0;overflow-y:auto;padding:0 24px 18px}.smart-build-dialog .mcquiz-board-note{margin-top:18px}.smart-build-dialog-foot{gap:12px}@media (min-width:1024px){.smart-build-dialog{max-height:calc(100vh - 40px)}}.smart-build-chat-dialog{height:min(720px,100vh - 40px);max-height:100vh}.smart-build-chat{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:4px 24px 16px;scroll-behavior:smooth}.smart-build-chat-line{max-width:85%;margin:0;padding:10px 14px;border-radius:16px;font-size:16px;line-height:1.45;color:#172033}.smart-build-chat-line--smart-build{align-self:flex-start;border-bottom-left-radius:6px;background:#f1f4f9}.smart-build-chat-line--teacher{align-self:flex-end;border:1px solid color-mix(in oklab,var(--smart-build-focus,#4a6cf7) 40%,white);border-bottom-right-radius:6px;background:color-mix(in oklab,var(--smart-build-focus,#4a6cf7) 10%,white)}.smart-build-chat-text{margin:0;overflow-wrap:anywhere}.smart-build-chat-text+.smart-build-chat-text{margin-top:6px}.smart-build-chat-note-text{font-size:14.5px;color:#536075}.smart-build-chat-wait{color:var(--mcq-grey)}.smart-build-chat-options{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding-left:4px}.smart-build-chat-option{padding:7px 14px;border:1px solid #dfe5ee;border-radius:999px;background:#ffffff;font-family:inherit;font-size:14.5px;color:#334155;cursor:pointer}.smart-build-chat-options-hint{flex-basis:100%;margin:0;font-size:13px;color:var(--mcq-grey)}.smart-build-chat-option.smart-build-chat-option--picked,.smart-build-chat-option.smart-build-chat-option--picked:hover{border-color:var(--smart-build-focus,#4a6cf7);background:var(--smart-build-focus,#4a6cf7);color:#ffffff}.smart-build-chat-submit{margin-left:4px}@media (hover:hover){.smart-build-chat-option:hover{border-color:var(--smart-build-focus,#4a6cf7);color:var(--smart-build-focus,#4a6cf7)}}.smart-build-chat-dialog>.smart-build-chat-compose{display:flex;flex-direction:row;align-items:flex-end;gap:10px;padding:12px 24px 16px;border-top:1px solid #edf0f4}.smart-build-chat-dialog .smart-build-chat-box{flex:1;min-height:46px;max-height:120px;padding:11px 14px;font-size:16px;resize:none}.smart-build-chat-dialog>.smart-build-chat-compose>button{min-height:46px;flex-shrink:0}.smart-build-chat-overlay--corner{align-items:flex-end;justify-content:flex-end;padding:20px;background:transparent;pointer-events:none}.smart-build-chat-overlay--corner .smart-build-chat-dialog{width:400px;height:min(640px,100vh - 40px);pointer-events:auto;box-shadow:0 18px 50px rgba(15,23,42,.3)}.smart-build-chat-overlay--over-set{z-index:10002}.smart-build-launcher.smart-build-launcher--over-set{z-index:10001}@media (max-width:767px){.smart-build-chat-overlay{inset:auto 0;top:var(--smart-build-viewport-top,0);height:var(--smart-build-viewport-height,100dvh);padding:0}.smart-build-chat-overlay--corner .smart-build-chat-dialog{width:100%;height:100%}.smart-build-chat-dialog{height:100%;max-height:100%;border-radius:0}.smart-build-chat{padding:4px 16px 12px}.smart-build-chat-line{max-width:92%}.smart-build-chat-dialog>.smart-build-chat-compose{padding:10px 16px calc(14px + env(safe-area-inset-bottom, 0px))}}.smart-build-field{display:flex;flex-direction:column;gap:10px}.smart-build-field-label{font-size:15px;font-weight:600;color:#172033}.smart-build-textarea{width:100%;min-height:96px;padding:12px 14px;border:1px solid #d8e0ec;border-radius:12px;background:#ffffff;font-family:inherit;font-size:17px;line-height:1.45;color:#172033;resize:vertical}.smart-build-textarea:disabled{background:#f4f6fa;color:#536075}.smart-build-input:focus,.smart-build-textarea:focus{outline:none;border-color:var(--smart-build-focus,#4a6cf7);box-shadow:0 0 0 3px color-mix(in oklab,var(--smart-build-focus,#4a6cf7) 18%,transparent)}.smart-build-examples{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.smart-build-examples-label{font-size:13.5px;color:#64748b}.smart-build-example{padding:5px 12px;border:1px solid #dfe5ee;border-radius:999px;background:#ffffff;font-family:inherit;font-size:13.5px;color:#334155;cursor:pointer}.smart-build-settings{margin-top:24px;padding:20px 22px;border:1px solid #e2e8f0;border-radius:12px;background:#ffffff}.smart-build-status{margin:14px 0 0;font-size:15px;color:var(--mcq-grey)}.smart-build-notes{margin:12px 0 0;padding:10px 16px 10px 34px;border:1px solid #f0d9a8;border-radius:10px;background:#fff8e8;color:#6b4a0c;font-size:14px;line-height:1.5}.smart-build-settings{display:grid;gap:14px;margin-top:14px}.smart-build-row{display:grid;grid-template-columns:150px minmax(0,1fr);align-items:center;gap:16px}.smart-build-row-label{font-size:15px;font-weight:600;color:#334155}.smart-build-row-control{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.smart-build-input{height:40px;padding:0 12px;border:1px solid #d8e0ec;border-radius:10px;background:#ffffff;font-family:inherit;font-size:15px;color:#172033}.smart-build-input--number{width:88px}.smart-build-types{display:flex;flex-wrap:wrap;gap:8px}.smart-build-type{padding:7px 14px;border:1px solid var(--mcq-hairline);border-radius:999px;background:#ffffff;font-family:inherit;font-size:14px;font-weight:600;color:var(--mcq-grey);cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.smart-build-type[aria-checked=true]{border-color:var(--mcq-tint-border);background:var(--mcq-tint);color:#1e2a3a}.smart-build-hint{margin-right:auto;font-size:14px;color:var(--mcq-grey)}@media (max-width:767px){.smart-build-dialog-body{padding:0 16px 14px}.smart-build-input,.smart-build-textarea{font-size:16px}.smart-build-settings{margin-top:12px;padding:14px}.smart-build-row{grid-template-columns:minmax(0,1fr);gap:6px}.smart-build-hint{flex-basis:100%}}.mcquiz-error{margin:18px 0 0;padding:12px 16px;border:1px solid #f3b4b4;border-radius:10px;background:#fff3f3;color:#a12a2a;font-size:14px}.mcquiz-play{--mcq-text:20px;--mcq-ok:#15803d;--mcq-ok-tint:#ecfdf3;--mcq-bad:#c62828;--mcq-bad-tint:#fff1f1;--mcq-actions-height:44px;--tyk-map-width:260px;display:grid;grid-template-columns:var(--tyk-map-width) minmax(0,1fr);height:100%;min-height:0}.mcquiz-play[data-map=none]{grid-template-columns:minmax(0,1fr)}.tyk-map{display:flex;flex-direction:column;min-height:0;padding:var(--home-logo-inset) 14px 16px;background:#ffffff;border-right:1px solid var(--mcq-hairline);overflow-y:auto}.tyk-map-head{min-height:36px;margin-bottom:18px}.tyk-map-foot{position:sticky;bottom:-16px;display:flex;justify-content:center;margin-top:6px;padding:12px 0 16px;background:#ffffff}.tyk-map-list{display:flex;flex-direction:column;gap:2px;margin:0;padding:0;list-style:none}.tyk-map-item{display:grid;grid-template-columns:30px minmax(0,1fr) auto;align-items:center;gap:12px;width:100%;min-height:46px;padding:0 10px;border:0;border-radius:12px;background:none;font-family:inherit;text-align:left;color:#1e2a3a}button.tyk-map-item{cursor:pointer}button.tyk-map-item:focus-visible,button.tyk-map-item:hover{background:#f3f6fa;outline:none}.tyk-map-item[aria-current=step],button.tyk-map-item[aria-current=step]:hover{background:var(--mcq-tint)}.tyk-map-number{display:inline-flex;width:30px;height:30px;align-items:center;justify-content:center;border-radius:999px;font-size:13px;font-weight:700;color:#ffffff}.tyk-map-number[data-status=todo]{border:1.5px solid #d5dce7;background:#ffffff;color:#94a3b8}.tyk-map-number[data-status=current]{border:2.5px solid var(--mcq-accent);background:#ffffff;color:var(--mcq-accent)}.tyk-map-number[data-status=true]{background:var(--mcq-ok)}.tyk-map-number[data-status=part]{background:var(--tyk-part)}.tyk-map-number[data-status=false]{background:var(--mcq-bad)}.tyk-map-number[data-status=answered]{border:1.5px solid var(--mcq-accent);background:var(--mcq-tint);color:var(--mcq-accent)}.tyk-map-kind{min-width:0;font-size:15px;font-weight:500}.tyk-map-marks,.tyk-map-number[data-status=todo]~.tyk-map-kind{color:var(--mcq-grey)}.tyk-map-marks{font-size:14px;font-weight:600}.mcquiz-stage{display:flex;flex-direction:column;align-self:start;width:min(100% - 56px,860px);height:calc(100% - 56px);min-height:0;margin:28px auto;background:#ffffff;border:1px solid var(--mcq-hairline);border-radius:20px;overflow:hidden}.tyk-card-head{flex:none;padding:26px 40px 0;font-size:14px;font-weight:600;color:var(--mcq-grey)}.tyk-scheme-part--inline{margin-top:10px}.mcquiz-stage>.mcquiz-frame{flex:1 1 auto;min-height:0;padding:14px 40px 30px;border:0;border-radius:0;background:none;overflow-y:auto}.mcquiz-stage[data-face=results]>.mcquiz-frame{padding-top:34px}.mcquiz-exit{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:36px}.tyk-map-foot .mcquiz-exit{width:100%}.mcquiz-frame{display:flex;flex-direction:column;padding:clamp(18px,3.2vh,36px) clamp(18px,2.6vw,40px);background:#ffffff;border:1px solid var(--mcq-hairline);border-radius:20px}.mcquiz-rich{line-height:1.5;color:#1e2a3a}.mcquiz-rich>:first-child{margin-top:0}.mcquiz-rich>:last-child{margin-bottom:0}.mcquiz-stem{font-size:var(--mcq-text)}.mcquiz-stem p+p{margin-top:.45em}.mcquiz-body{display:flex;flex-direction:column;margin-top:24px}.mcquiz-answers{min-width:0;padding:2px}.mcquiz-options[data-kind=list]{width:100%}.mcquiz-visuals{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;min-height:0}.mcquiz-frame[data-arrangement=split] .mcquiz-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.9fr);align-items:center;gap:36px}.mcquiz-frame[data-arrangement=split][data-wide-options=true] .mcquiz-body{grid-template-columns:minmax(0,.85fr) minmax(360px,1.15fr)}.mcquiz-frame[data-arrangement=stacked] .mcquiz-visuals{margin-bottom:24px}.mcquiz-visual{display:flex;align-items:center;justify-content:center;margin:0;min-height:0;max-width:100%}.mcquiz-visual img{display:block;width:auto;height:auto;max-width:100%;max-height:300px;-o-object-fit:contain;object-fit:contain}.mcquiz-frame[data-banner=true] .mcquiz-visual{width:100%}.mcquiz-frame[data-banner=true] .mcquiz-visual img{width:min(100%,960px);max-height:240px}.mcquiz-data-table{border-collapse:collapse;font-size:var(--mcq-text)}.mcquiz-data-table td,.mcquiz-data-table th{padding:8px 20px;border:1px solid #1e2a3a;text-align:center}.mcquiz-data-table th{font-weight:600}.mcquiz-data-unit{font-weight:400}.mcquiz-options{display:grid;gap:10px}.mcquiz-options[data-kind=grid]{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.mcquiz-option-slot{display:grid;grid-template-columns:minmax(0,1fr) 2.3rem;align-items:center;gap:12px;min-width:0;min-height:0}.mcquiz-option-aside{display:flex;align-items:center;justify-content:center;min-height:2.3rem}.mcquiz-option{position:relative;display:grid;grid-template-columns:2.6rem minmax(0,1fr);align-items:center;gap:16px;width:100%;min-width:0;min-height:60px;padding:10px 56px 10px 16px;text-align:left;font-family:inherit;font-size:var(--mcq-text);background:#ffffff;border:1.5px solid var(--mcq-hairline);border-radius:14px;cursor:pointer;transition:border-color .15s ease,background-color .15s ease}.mcquiz-options[data-kind=grid] .mcquiz-option{align-items:stretch;height:100%;padding:14px 18px}.mcquiz-option:enabled:focus-visible,.mcquiz-option:enabled:hover{border-color:var(--mcq-accent);background:var(--mcq-tint);outline:none}.mcquiz-option:disabled{cursor:default}.mcquiz-option[data-state=correct]{border-color:var(--mcq-ok);background:var(--mcq-ok-tint)}.mcquiz-option[data-state=wrong]{border-color:var(--mcq-bad);background:var(--mcq-bad-tint)}.mcquiz-option[data-state=other]{opacity:.55}.mcquiz-frame[data-deferred=true] .mcquiz-option-row-letter[aria-pressed=true],.mcquiz-frame[data-deferred=true] .mcquiz-option[aria-pressed=true]{border-color:var(--mcq-accent);background:var(--mcq-tint)}.mcquiz-option-letter{display:inline-flex;width:2.6rem;height:2.6rem;flex:none;align-self:center;align-items:center;justify-content:center;border-radius:999px;border:1.5px solid var(--mcq-hairline);font-size:16px;font-weight:700;color:#1e2a3a;background:#ffffff}.mcquiz-option-letter[data-state=correct],.mcquiz-option-row[data-state=correct] .mcquiz-option-row-letter,.mcquiz-option[data-state=correct] .mcquiz-option-letter{background:var(--mcq-ok);border-color:var(--mcq-ok);color:#ffffff}.mcquiz-option-letter[data-state=wrong],.mcquiz-option-row[data-state=wrong] .mcquiz-option-row-letter,.mcquiz-option[data-state=wrong] .mcquiz-option-letter{background:var(--mcq-bad);border-color:var(--mcq-bad);color:#ffffff}.mcquiz-option-content{font-size:var(--mcq-text)}.mcquiz-option-sketch{display:flex;flex:1;align-items:center;justify-content:center;min-height:0}.mcquiz-option-sketch img{display:block;width:auto;height:auto;max-width:min(100%,20rem);max-height:200px;-o-object-fit:contain;object-fit:contain}.mcquiz-option-mark{position:absolute;top:50%;right:18px;transform:translateY(-50%);font-size:22px;font-weight:700;line-height:1}.mcquiz-option-sketch img[src^="/images/qcaa/"],.tyk-scheme-lines img[src^="/images/qcaa/"]{mix-blend-mode:multiply}.mcquiz-options[data-kind=grid] .mcquiz-option-mark{top:14px;right:14px;transform:none}.mcquiz-option-mark[data-state=correct]{color:var(--mcq-ok)}.mcquiz-option-mark[data-state=wrong]{color:var(--mcq-bad)}.mcquiz-option-table-wrap{width:100%;overflow-x:auto}.mcquiz-option-table{width:100%;min-width:34rem;border-collapse:collapse;border:1.5px solid #1e2a3a;table-layout:fixed;font-size:var(--mcq-text)}.mcquiz-option-table td,.mcquiz-option-table th{padding:clamp(8px,1.5vh,16px) 18px;border:1px solid #1e2a3a;vertical-align:middle;text-align:center}.mcquiz-option-table thead th{font-size:var(--mcq-text);font-weight:600;background:#f6f8fb}.mcquiz-option-table .mcquiz-option-table-letter{width:8rem;padding:10px 12px}.mcquiz-option-table-badge{display:flex;align-items:center;justify-content:center;gap:10px}.mcquiz-option-row{transition:background-color .15s ease}.mcquiz-option-table-wrap[data-mode=answer] .mcquiz-option-row{cursor:pointer}.mcquiz-option-table-wrap[data-mode=answer] .mcquiz-option-row:hover{background:var(--mcq-tint)}.mcquiz-option-row[data-state=correct]{background:var(--mcq-ok-tint)}.mcquiz-option-row[data-state=wrong]{background:var(--mcq-bad-tint)}.mcquiz-option-row[data-state=other]{color:#7c8796}.mcquiz-option-row-letter{display:inline-flex;width:2.6rem;height:2.6rem;flex:none;align-items:center;justify-content:center;border-radius:999px;border:1.5px solid var(--mcq-hairline);background:#ffffff;font-family:inherit;font-size:16px;font-weight:700;color:#1e2a3a;cursor:pointer}.mcquiz-option-row-letter:disabled{cursor:default}.mcquiz-option-cell.mcquiz-rich{font-size:var(--mcq-text)}.mcquiz-explain{display:inline-flex;width:2.3rem;height:2.3rem;flex:none;align-items:center;justify-content:center;border-radius:999px;border:1.5px solid 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var(--mcq-tint-border)}.tyk-bar:focus-visible{outline:none}.tyk-bar-fill{position:absolute;left:0;right:0;bottom:0;border-radius:10px}.tyk-bar[data-correct=true] .tyk-bar-fill{background:var(--mcq-ok)}.tyk-bar[data-correct=part] .tyk-bar-fill{background:var(--tyk-part)}.tyk-bar[data-correct=false] .tyk-bar-fill{height:8px!important;background:var(--mcq-bad)}.tyk-bar-index{font-size:14px;font-weight:600;color:var(--mcq-grey)}.mcquiz-empty-page{justify-content:center;align-items:center;gap:12px;text-align:center}.mcquiz-empty{margin:0;font-size:20px;font-weight:600;color:#1e2a3a}.mcquiz-empty-hint{margin:0;font-size:16px;color:var(--mcq-grey)}.mcquiz-card[data-empty=true]{opacity:.55}.mcquiz-modal-all:disabled,.mcquiz-modal-row[data-empty=true]{cursor:not-allowed;opacity:.5}.mcquiz-modal-count{margin-left:auto;padding-left:12px;font-size:13px;color:var(--mcq-grey);white-space:nowrap}@media (max-width:900px){.mcquiz-play{grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}.tyk-map{padding:var(--home-logo-inset) 12px 0;border-right:0;background:none;overflow:visible}.tyk-map-head{display:none}.tyk-map-foot{position:static;order:-1;justify-content:flex-end;min-height:36px;margin:0 0 10px;padding:0;background:none}.tyk-map-foot .mcquiz-exit{width:auto}.tyk-map-list{flex-direction:row;gap:4px;padding-bottom:4px;overflow-x:auto;scrollbar-width:none}.tyk-map-item{display:block;width:auto;min-height:0;padding:0;border-radius:999px}.tyk-map-item[aria-current=step],button.tyk-map-item[aria-current=step]:hover{background:none}.tyk-map-kind,.tyk-map-marks{display:none}.tyk-map-number{width:32px;height:32px}.mcquiz-stage{width:auto;height:calc(100% - 22px);margin:10px 12px 12px;border-radius:16px}.mcquiz-frame[data-arrangement=split] .mcquiz-body{display:flex;flex-direction:column;gap:22px}.mcquiz-frame[data-banner=true] .mcquiz-visual img,.mcquiz-visual img{max-height:240px}}@media (max-width:767px){.mcquiz-play{--mcq-text:17px}.tyk-card-head{padding:18px 18px 0;font-size:13px}.mcquiz-stage>.mcquiz-frame{padding:12px 18px 22px}.mcquiz-stage[data-face=results]>.mcquiz-frame{padding-top:22px}.mcquiz-actions{min-height:calc(var(--mcq-actions-height) + 29px);padding:14px}.mcquiz-option{min-height:52px;gap:12px;padding:8px 48px 8px 12px}.mcquiz-option-letter{width:2.2rem;height:2.2rem;font-size:15px}.mcquiz-option-explanation.mcquiz-rich{padding:10px 14px 12px;font-size:15px}.mcquiz-explain{font-size:15px}.mcquiz-play .mcquiz-done,.mcquiz-play .mcquiz-generate,.mcquiz-play .mcquiz-secondary{font-size:14px}.mcquiz-explain-modal{--mcq-modal-text:18px}.mcquiz-score-number{font-size:40px}.tyk-bars{gap:6px;height:200px}.mcquiz-option-table{min-width:0}.mcquiz-option-table-wrap{--mcq-text:14px}.mcquiz-option-table td,.mcquiz-option-table th{padding-left:4px;padding-right:4px;overflow-wrap:break-word;hyphens:auto}.mcquiz-option-table .mcquiz-option-table-letter{width:5.2rem;padding-left:6px;padding-right:6px}.mcquiz-option-table-badge{gap:4px}.mcquiz-option-row-letter{width:2rem;height:2rem;font-size:13px}.mcquiz-option-table .mcquiz-explain{width:1.9rem;height:1.9rem}}@media (max-width:640px){.mcquiz-options[data-kind=grid]{grid-template-columns:minmax(0,1fr)}.mcquiz-actions{justify-content:stretch}.mcquiz-actions button{flex:1}}.mcquiz-play{--tyk-part:#b45309;--tyk-part-tint:#fff7ed}.tyk-controls{align-items:flex-end;gap:16px 28px}.tyk-control{display:flex;flex-direction:column;gap:6px;min-width:0;max-width:100%}.tyk-control-label{padding-left:6px;font-size:13px;font-weight:600;color:var(--mcq-grey)}.tyk-control .mcquiz-seg{flex-wrap:wrap;max-width:100%;border-radius:20px}.tyk-control .mcquiz-seg-opt{white-space:nowrap}.tyk-modal-row{display:flex;align-items:center;padding-right:16px}.tyk-modal-row>.mcquiz-modal-row{flex:1;min-width:0;padding-right:10px}.tyk-modal-row>.mcquiz-modal-row:hover{background:none}.tyk-modal-row:not([data-empty=true]):has(>.mcquiz-modal-row:hover){background:#f4f7fb}.tyk-modal-empty{display:block;margin-top:2px;font-size:12.5px;font-weight:500;color:#475569}.tyk-cloze,.tyk-ks3,.tyk-written{--tyk-text:var(--mcq-text)}.tyk-instruction{margin:0 0 14px;font-size:14px;font-weight:600;color:var(--mcq-grey)}.tyk-cloze-text{font-size:var(--tyk-text);line-height:2.25}.tyk-gap-select{max-width:100%;margin:0 2px;padding:2px 30px 2px 10px;border:1.5px solid var(--mcq-tint-border);border-radius:8px;background-color:#ffffff;background-image:linear-gradient(45deg,transparent 50%,var(--mcq-accent) 50%),linear-gradient(135deg,var(--mcq-accent) 50%,transparent 50%);background-position:calc(100% - 15px) 52%,calc(100% - 10px) 52%;background-repeat:no-repeat;background-size:5px 5px,5px 5px;-webkit-appearance:none;-moz-appearance:none;appearance:none;font:inherit;font-size:.94em;line-height:1.5;vertical-align:middle;color:#1e2a3a;cursor:pointer}.tyk-gap-select:focus,.tyk-gap-select:hover{border-color:var(--mcq-accent)}.tyk-gap-select:focus{box-shadow:0 0 0 3px color-mix(in oklab,var(--mcq-accent) 18%,transparent);transform:none}.tyk-gap-select[data-filled=true]{border-color:var(--mcq-accent);background-color:var(--mcq-tint);font-weight:600}.tyk-word-bank{position:sticky;top:0;z-index:2;display:flex;flex-wrap:wrap;gap:10px;margin:0 0 22px;padding:14px;border:1.5px dashed var(--mcq-tint-border);border-radius:14px;background:#f8fafc;box-shadow:0 -14px 0 #ffffff;font-size:var(--tyk-text);transition:border-color .15s,background-color .15s}.tyk-word-bank[data-over=true]{border-color:var(--mcq-accent);background:var(--mcq-tint)}.tyk-word-bank[data-checked=true]{opacity:.5}.tyk-word{box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;min-height:1.9em;padding:2px 14px;border:1.5px solid var(--mcq-tint-border);border-radius:8px;background:#ffffff;box-shadow:0 1px 2px rgba(15,23,42,.08);font:inherit;font-size:.9em;font-weight:600;line-height:1.3;color:#1e2a3a;cursor:grab;touch-action:none;-moz-user-select:none;user-select:none;-webkit-user-select:none}.tyk-word:hover:not(:disabled){border-color:var(--mcq-accent)}.tyk-word:disabled{cursor:default;box-shadow:none}.tyk-word[aria-pressed=true]{border-color:var(--mcq-accent);background:var(--mcq-tint);box-shadow:0 0 0 3px color-mix(in oklab,var(--mcq-accent) 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var(--mcq-tint-border);border-radius:8px;background:#ffffff;font:inherit;font-size:.9em;font-weight:600;line-height:1.3;vertical-align:middle;color:#1e2a3a;cursor:pointer;-moz-user-select:none;user-select:none;-webkit-user-select:none;transition:border-color .15s,background-color .15s}.tyk-gap-drop[data-filled=true]{border-style:solid;border-color:var(--mcq-accent);background:var(--mcq-tint);cursor:grab;touch-action:none}.tyk-gap-drop:hover,.tyk-gap-drop[data-ready=true]{border-color:var(--mcq-accent)}.tyk-gap-drop[data-over=true]{border-style:solid;border-color:var(--mcq-accent);background:var(--mcq-tint);box-shadow:0 0 0 3px color-mix(in oklab,var(--mcq-accent) 18%,transparent)}.tyk-gap-result{display:inline-flex;flex-wrap:wrap;align-items:baseline;gap:2px 8px;margin:0 2px;padding:0 8px;border-radius:8px;line-height:1.7}.tyk-gap-result[data-correct=true]{background:var(--mcq-ok-tint);font-weight:600}.tyk-gap-answer,.tyk-gap-result[data-correct=true],.tyk-gap-result[data-correct=true] .tyk-gap-tick{color:var(--mcq-ok)}.tyk-gap-result[data-correct=false]{background:var(--mcq-bad-tint)}.tyk-gap-pick{color:var(--mcq-bad)}.tyk-gap-blank{font-size:.82em;font-style:italic}.tyk-gap-answer{font-weight:600}.tyk-written-question{font-size:var(--mcq-text);line-height:1.6}.tyk-written-question table{display:block;max-width:100%;overflow-x:auto}.tyk-answer{margin:8px 0 24px}.tyk-answer-slot:last-child>.tyk-answer{margin-bottom:0}.tyk-answer-box{display:block;box-sizing:border-box;width:100%;min-height:4.4em;padding:10px 14px;border:1.5px solid var(--mcq-hairline);border-radius:12px;background:#fbfcfe;font:inherit;line-height:1.5;color:#1e2a3a;resize:none;overflow:hidden}.tyk-answer-box::-moz-placeholder{color:#9aa6b8}.tyk-answer-box::placeholder{color:#9aa6b8}.tyk-answer-box:focus{border-color:var(--mcq-accent);background:#ffffff;box-shadow:0 0 0 3px color-mix(in oklab,var(--mcq-accent) 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var(--mcq-hairline);border-radius:8px;background:#ffffff;font-family:inherit;font-size:15px;line-height:1;color:#334155;cursor:pointer;touch-action:manipulation}.tyk-equation-key:hover{border-color:var(--mcq-tint-border);background:var(--mcq-tint)}.tyk-equation-key[aria-pressed=true]{border-color:var(--mcq-accent);background:var(--mcq-accent);color:#ffffff}.tyk-equation-key sub,.tyk-equation-key sup{font-size:.7em}.tyk-answer-mark{display:block;margin-top:6px;font-size:14px;font-weight:700;text-align:right}.tyk-answer-mark[data-result=full]{color:var(--mcq-ok)}.tyk-answer-mark[data-result=part]{color:var(--tyk-part)}.tyk-answer-mark[data-result=none]{color:var(--mcq-bad)}.tyk-scheme-part{padding:12px 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img{display:block;max-width:100%;height:auto;margin:6px 0}.tyk-scheme-awarded{margin-top:8px}.tyk-score{font-size:17px;font-weight:700;color:#1e2a3a}.tyk-self-mark{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-right:auto}.tyk-self-mark-label{margin-right:6px;font-size:15px;font-weight:600;color:#1e2a3a}.tyk-self-mark .tyk-self-mark-option{min-width:42px;height:42px;padding:0 10px;font-size:15px;font-weight:700}.tyk-self-mark .tyk-self-mark-option[aria-pressed=true]{border-color:var(--mcq-accent);background:var(--mcq-accent);color:#ffffff}.tyk-marked-by{margin:0;padding:0 40px 14px;font-size:13px;text-align:right;color:var(--mcq-grey)}.tyk-source{flex:none;order:1;margin:24px 0 0;padding-top:6px;border-top:1px solid var(--mcq-hairline);font-size:12.5px;line-height:1.45;color:var(--mcq-grey)}.tyk-source a{color:inherit;text-decoration:underline;text-underline-offset:2px}.tyk-source a:hover{color:var(--mcq-accent)}.tyk-ks3{gap:16px}.tyk-ks3>.tyk-instruction{margin:0}.tyk-ks3-stem{margin:0;font-size:var(--tyk-text);line-height:1.6;white-space:pre-line;color:#1e2a3a}.tyk-ks3-stem[data-gap=true]{line-height:2.25}.tyk-ks3 .ks3-figure{align-self:center}.tyk-ks3 .ks3-figure figcaption{font-size:12px;color:var(--mcq-grey)}.tyk-ks3-options .mcquiz-option{grid-template-columns:2.4rem minmax(0,1fr);gap:14px;min-height:0;padding:12px 52px 12px 14px}.tyk-ks3-options .mcquiz-option-letter{width:2.4rem;height:2.4rem}.tyk-ks3-options .mcquiz-option[data-state=chosen]{border-color:var(--mcq-accent);background:var(--mcq-tint)}.tyk-ks3-options .mcquiz-option[data-state=chosen] .mcquiz-option-letter{background:var(--mcq-accent);border-color:var(--mcq-accent);color:#ffffff}.tyk-ks3-options .mcquiz-option[data-state=missed]{border-color:var(--mcq-ok);border-style:dashed}.tyk-ks3-options .mcquiz-option[data-state=missed] 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