/* Worksheet studio: reference layout, isolated from login and teacher screens. */
.learning-ui #modal[open]:has(.reference-quiz){width:calc(100vw - 32px);max-width:1450px;height:calc(100dvh - 24px);max-height:none;border-radius:18px;background:#f2f7fb}
.learning-ui #modal:has(.reference-quiz)>.modal-head{padding:14px 24px;background:#fff;min-height:58px}
.learning-ui #modal:has(.reference-quiz)>.modal-content{display:flex;flex-direction:column;overflow:hidden;padding:16px 24px;gap:12px;min-height:0}
.learning-ui #modal:has(.reference-quiz)>.modal-content>p,.learning-ui #modal:has(.reference-quiz)>.modal-content>.result-caption{display:none}
.learning-ui #modal:has(.reference-quiz) .exam-studio-toolbar{margin:0;padding:7px 12px;min-height:42px;border:0;box-shadow:none;flex-shrink:0}
.learning-ui #modal:has(.reference-quiz) .result-score{display:none}
.learning-ui .focused-quiz.reference-quiz{display:grid!important;grid-template-columns:minmax(0,1fr) 270px;gap:18px;flex:1;min-height:0;height:auto;overflow:hidden;margin:0}
.learning-ui .reference-quiz .quiz-learning-main{min-width:0;min-height:0;overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column;gap:14px;padding-right:3px;scrollbar-gutter:stable}
.quiz-overview{padding:22px 24px;background:#fff;border:1px solid #e3edf6;border-radius:14px;color:#193452;flex-shrink:0}
.quiz-overview-title{display:flex;align-items:center;gap:16px}.quiz-subject-mark{width:60px;height:66px;border-radius:14px;background:#e9e2ff;color:#8450ce;display:grid;place-items:center;font-size:36px;flex-shrink:0}
.quiz-overview-title small{color:#6953ad;font-weight:650;font-size:12px}.quiz-overview h2{font-size:22px;line-height:1.25;margin:4px 0;color:#173651}.quiz-overview-title p{margin:5px 0 0;color:#146bd6;font-size:14px;font-weight:600}.quiz-level-tag{display:inline-block;margin-left:8px;border-radius:20px;padding:3px 9px;background:#fff0c9;color:#9f6712;font-size:11px}
.quiz-facts{display:flex;align-items:center;gap:22px;flex-wrap:wrap;font-size:12px;color:#56718f;margin:16px 0}.quiz-overview-grid{display:grid;grid-template-columns:180px 1fr;gap:12px}.quiz-edunext,.quiz-objective{border-radius:12px;padding:13px 16px;background:#eef7ff}.quiz-edunext strong,.quiz-objective strong{display:block;font-size:12px;color:#1765bc}.quiz-edunext b{display:block;font-size:28px;color:#192e50;margin-top:4px}.quiz-edunext b small{font-size:13px;color:#5f7791;font-weight:500}.quiz-objective{background:#fff9e9}.quiz-objective strong{color:#9b671b}.quiz-objective p{margin:7px 0 0;font-size:12px;line-height:1.65}
.quiz-guidance{margin-top:12px;background:#eef9f3;border-radius:12px;padding:11px 15px;border:0}.quiz-guidance summary{cursor:pointer;font-size:13px;font-weight:650;color:#27623e}.quiz-guidance p{font-size:12px;line-height:1.65;margin:7px 0 0;color:#355a48}
.learning-ui .reference-quiz .native-question-list{flex:none;overflow:visible;min-height:auto;gap:0;border-radius:14px;box-shadow:0 2px 8px #254e7810}
.learning-ui .reference-quiz .focused-question-header{padding:15px 20px}.learning-ui .reference-quiz .practice-q{flex:none;padding:14px 20px 18px;min-width:0}.learning-ui .reference-quiz .practice-q legend{font-size:16px;font-weight:600;line-height:1.65}
.learning-ui .reference-quiz .native-options{gap:9px;margin-top:16px}.learning-ui .reference-quiz .choice{padding:10px 13px;min-height:44px;border:1px solid #dbe5f0;border-radius:8px;color:#263e57;font-size:13px;box-shadow:none}.learning-ui .reference-quiz .choice:has(input:checked){background:#edf5ff;border-color:#2278ff;color:#174779}.learning-ui .reference-quiz .choice.right{background:#eaf8ef;border-color:#8cd3a8}.learning-ui .reference-quiz .choice.wrong{background:#fff0f0;border-color:#e9aaaa}
.quiz-question-actions{display:flex;align-items:center;gap:8px;margin-top:15px}.quiz-question-actions .btn[aria-pressed=true]{color:#aa721c;background:#fff8df;border-color:#f1d08c}.quiz-question-hint{margin-top:14px;border:1px solid #d3e8fc;border-radius:10px;background:#f0f7ff;padding:11px 13px}.quiz-question-hint summary{cursor:pointer;font-size:13px;font-weight:600;color:#176bd4}.quiz-question-hint p{line-height:1.65;font-size:13px;margin:8px 0}.quiz-question-hint textarea{min-height:64px;font-size:13px}.quiz-hint-consent{display:flex!important;align-items:flex-start;gap:9px;font-size:11px!important;font-weight:400!important;line-height:1.6;margin:10px 0}.quiz-hint-consent input{width:15px;height:15px;min-height:15px;flex:0 0 15px;margin-top:2px}.quiz-hint-result{font-size:13px;line-height:1.7;margin-top:10px;white-space:pre-line}.quiz-hint-result:empty{display:none}
.learning-ui .reference-quiz .focused-question-footer{position:sticky;bottom:0;padding:11px 20px;border-radius:0 0 14px 14px;background:#fff;box-shadow:0 -3px 8px #173b5d08;z-index:1}.learning-ui .reference-quiz .focused-question-footer .btn{font-size:12px;min-height:36px}
.learning-ui .reference-quiz .native-question-nav{display:flex!important;flex-direction:column;align-self:start;padding:17px;gap:15px;overflow-y:auto;max-height:100%;min-height:0;border-radius:14px;background:#fff;scrollbar-gutter:stable}
.learning-ui .reference-quiz .focused-progress{display:grid!important;font-size:13px;gap:10px;order:-3}.learning-ui .reference-quiz .focused-track{height:8px;background:#e7eef5}.learning-ui .reference-quiz .focused-track>span{background:#1479fb}.learning-ui .reference-quiz .native-question-nav h3{display:block;font-size:13px;margin:0}.learning-ui .reference-quiz .native-question-nav>p{display:block;font-size:11px;line-height:1.6;margin:0}
.learning-ui .reference-quiz .native-question-palette{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:9px;order:0}.learning-ui .reference-quiz .exam-palette-btn{width:34px;height:34px;min-height:34px;font-size:12px;justify-self:center}.learning-ui .reference-quiz .exam-palette-btn.is-marked{outline:2px solid #ebba59;outline-offset:2px}.learning-ui .reference-quiz .native-submit{display:block;width:100%;padding-top:12px}.learning-ui .reference-quiz .native-submit .btn{width:100%;max-width:none;font-size:12px;min-height:40px}.learning-ui .reference-quiz .form-error{font-size:12px;line-height:1.6}
.learning-ui .reference-quiz .quiz-sidebar-clock{order:-2;display:flex!important;flex-direction:column;align-items:flex-start;width:100%;min-width:0;padding:12px;background:#eff8f2;border:0;border-radius:10px;margin:0;color:#23663c;gap:7px}.learning-ui .reference-quiz .quiz-sidebar-clock .exam-clock-badge{background:transparent;border:0;padding:0;gap:7px;flex-wrap:wrap}.learning-ui .reference-quiz .quiz-sidebar-clock .exam-clock-digits{font-size:23px;color:#257247}.learning-ui .reference-quiz .quiz-sidebar-clock .exam-clock-caption{font-size:11px}.learning-ui .reference-quiz .quiz-sidebar-clock .exam-clock-save{font-size:10px}.learning-ui .reference-quiz .quiz-sidebar-clock.is-urgent{background:#fff1ed}.learning-ui .reference-quiz .quiz-sidebar-clock.is-urgent .exam-clock-digits{color:#bc4435}
.quiz-knowledge{border-top:1px solid #e5edf5;padding-top:14px}.quiz-knowledge ul{padding:0;list-style:none;font-size:12px;line-height:1.8;color:#395c78}.quiz-knowledge p{font-size:12px;line-height:1.7;color:#668097;margin:8px 0 0}
@media(min-width:761px) and (max-height:820px){.quiz-overview{padding:15px 19px}.quiz-overview-title h2{font-size:19px}.quiz-subject-mark{height:49px;width:49px;font-size:28px}.quiz-facts{margin:10px 0;gap:15px}.quiz-overview-grid{grid-template-columns:145px 1fr}.quiz-edunext,.quiz-objective{padding:9px 12px}.quiz-edunext b{font-size:23px}.quiz-guidance p{max-height:42px;overflow-y:auto}.quiz-guidance{margin-top:9px;padding:9px 12px}}
@media(max-width:760px){.learning-ui #modal[open]:has(.reference-quiz){width:100vw;height:100dvh;border-radius:0}.learning-ui #modal:has(.reference-quiz)>.modal-head{padding:10px 14px;min-height:47px}.learning-ui #modal:has(.reference-quiz)>.modal-content{padding:10px!important;overflow-y:auto}.learning-ui .focused-quiz.reference-quiz{display:flex!important;flex-direction:column;height:auto;flex:none;overflow:visible;gap:10px}.learning-ui .reference-quiz .quiz-learning-main{display:contents}.quiz-overview{order:0;padding:14px}.quiz-overview-grid{grid-template-columns:90px 1fr;gap:8px}.quiz-overview-title{gap:10px}.quiz-subject-mark{width:44px;height:48px;font-size:26px}.quiz-overview h2{font-size:17px}.quiz-overview-title p{font-size:12px}.quiz-facts{font-size:11px;gap:10px;margin:12px 0}.quiz-edunext,.quiz-objective{padding:10px}.quiz-edunext b{font-size:23px}.quiz-guidance{padding:9px 11px}.quiz-guidance:not(:focus-within) p{max-height:56px;overflow:auto}.learning-ui .reference-quiz .native-question-nav{order:1;display:grid!important;grid-template-columns:1fr;overflow:visible;max-height:none;padding:12px;width:100%;gap:10px}.learning-ui .reference-quiz .focused-progress{order:0;grid-column:auto;grid-row:auto}.learning-ui .reference-quiz .native-question-palette{grid-template-columns:repeat(10,minmax(0,1fr));gap:4px;grid-column:auto;grid-row:auto}.learning-ui .reference-quiz .exam-palette-btn{width:25px;height:25px;min-height:25px;font-size:10px}.learning-ui .reference-quiz .quiz-sidebar-clock{order:0;flex-direction:row;align-items:center;justify-content:space-between;padding:9px}.learning-ui .reference-quiz .quiz-sidebar-clock .exam-clock-digits{font-size:19px}.learning-ui .reference-quiz .quiz-knowledge,.learning-ui .reference-quiz .native-question-nav>h3,.learning-ui .reference-quiz .native-question-nav>p,.learning-ui .reference-quiz .native-question-nav>.btn{display:none}.learning-ui .reference-quiz .native-submit{grid-column:auto;grid-row:auto;order:5;padding-top:8px}.learning-ui .reference-quiz .native-question-list{order:2;overflow:visible}.learning-ui .reference-quiz .practice-q{padding:12px 15px}.learning-ui .reference-quiz .choice{font-size:13px;min-height:44px}.learning-ui .reference-quiz .practice-q legend{font-size:15px}.learning-ui .reference-quiz .focused-question-header{padding:12px 15px}.learning-ui .reference-quiz .focused-question-footer{padding:10px 12px}.quiz-knowledge{display:none}}

.quiz-result-summary{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:#eef8f2;border:1px solid #bce2cb;border-radius:10px;padding:12px 15px;margin:12px 0;color:#27643d}.quiz-result-summary strong{font-size:13px}.quiz-result-summary b{font-size:23px}.quiz-result-summary span{font-size:12px}.learning-ui .reference-quiz .native-question-nav>[data-action=work-analysis]{display:flex!important;color:#1265cf;font-size:12px;white-space:normal;line-height:1.5}