.intro{margin-bottom:16px}.intro h1{font-size:30px;margin:6px 0 10px}.intro h1 br{display:none}.quiz-settings{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:12px}.quiz-settings .field-label{margin:0 0 7px}.quiz-context{font-size:14px;color:#546f74;line-height:1.6;margin:15px 0}.quiz-session-line{display:flex;justify-content:space-between;gap:15px;align-items:center;font-size:14px;margin:12px 0}.quiz-card,.quiz-results{padding:26px;background:#fff;border:1px solid #cfdddb;border-radius:16px}.quiz-card-meta{display:flex;justify-content:space-between;gap:16px;color:#4e6d73;font-size:14px}.quiz-progress{display:block;width:100%;height:5px;border:0;border-radius:4px;margin:17px 0 26px;accent-color:#3a6970;background:#e4ecea}.quiz-progress::-webkit-progress-bar{background:#e4ecea;border-radius:4px}.quiz-progress::-webkit-progress-value{background:#3a6970;border-radius:4px}.quiz-question{font-weight:550;font-size:24px;letter-spacing:-.4px;line-height:1.4;margin:20px 0;outline-offset:7px}.quiz-scope{font-size:14px;color:#526e74;line-height:1.6;border-left:3px solid #bdd2c7;padding-left:12px}.quiz-scenario{font:500 15px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace;padding:15px;background:#edf2f1;border-radius:8px;white-space:pre-wrap;overflow-wrap:anywhere;color:#21434a}.quiz-options{border:0;padding:0;margin:20px 0;min-width:0;display:grid;gap:10px}.quiz-option{display:flex;align-items:center;gap:12px;border:1px solid #c8d8d8;border-radius:9px;padding:15px;cursor:pointer;font-size:16px;line-height:1.5;transition:background .15s,border-color .15s;overflow-wrap:anywhere}.quiz-option:hover{background:#f0f5f3}.quiz-option.selected{background:#e9f0f2;border-color:#326872;box-shadow:inset 3px 0 #326872}.quiz-option.correct{background:#edf7e3;border-color:#69894e;box-shadow:inset 3px 0 #69894e}.quiz-option.wrong{background:#fff0e9;border-color:#ba6a4b;box-shadow:inset 3px 0 #ba6a4b}.quiz-option:has(input:disabled){cursor:default}.quiz-option input{width:18px;height:18px;margin:0;flex-shrink:0;accent-color:#295b63}.quiz-option:focus-within{outline:3px solid #38858d;outline-offset:2px}.quiz-option input:focus-visible{outline:0}.option-key{font-size:13px;color:#5c777d;border:1px solid #ccdbd9;border-radius:4px;padding:1px 5px}.option-text{flex:1;min-width:0}.option-status{font-size:13px;font-weight:650;flex-shrink:0}.quiz-written{font-size:20px;max-width:100%;padding:15px}.quiz-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin:22px 0 0}.quiz-secondary{border:1px solid #bbcdcb;background:#f3f7f6;padding:12px 18px;border-radius:9px;color:#21454c;font-size:16px}.quiz-feedback{margin:24px 0 20px;padding:20px;border-radius:10px;background:#f3f6ef;border-left:4px solid #759859}.quiz-feedback.is-wrong{background:#faf3ed;border-left-color:#b96e47}.quiz-feedback h3{font-size:19px;margin:0 0 10px}.quiz-feedback p{font-size:16px;line-height:1.7;margin:8px 0}.quiz-feedback .correct-answer{font-weight:650}.quiz-references{border-top:1px solid #d0dacc;margin-top:20px;padding-top:14px}.quiz-references h4{font-weight:650;font-size:14px;margin:0 0 12px}.reference-row{margin:10px 0}.official-link{display:block;color:#21575f;line-height:1.6;font-size:14px;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.reference-meta{display:block;font-size:12px;color:#566c71;line-height:1.6;margin-top:4px}.quiz-next{margin-top:18px}.quiz-saved{background:#edf3f1;padding:15px;border-radius:9px;line-height:1.6}.quiz-footnote,.quiz-keyboard{font-size:13px;color:#5b7478;line-height:1.7;margin:20px 0}.quiz-result-heading{font-size:25px;font-weight:550;margin:0 0 12px}.quiz-score{font-size:52px;letter-spacing:-2px;font-weight:550}.quiz-breakdown{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0}.quiz-breakdown span{background:#edf2ef;border-radius:6px;padding:6px 10px;font-size:14px}.quiz-review{border-top:1px solid #d8e3e0;padding:16px 0}.quiz-review summary{cursor:pointer;font-size:16px;line-height:1.6}.quiz-review .quiz-feedback{margin-bottom:0}.quiz-source-policy{border-top:1px solid #d4e0df;padding-top:16px;font-size:14px;line-height:1.7}.quiz-source-policy summary{cursor:pointer;font-size:14px;font-weight:600}.quiz-source-index{display:grid;gap:10px}.quiz-notice-link{display:inline-block;margin-top:8px}.top-tabs{gap:22px;overflow-x:auto}.study-heading .pill{font-size:14px}.quiz-option input:disabled{opacity:1}.quiz-card .primary:disabled{opacity:.65}.quiz-results h3:not(.quiz-result-heading){font-size:19px}.quiz-references .text-button{text-align:left}.quiz-settings select{font-size:14px}
@media(max-width:900px){.quiz-settings{grid-template-columns:1fr 1fr}.quiz-settings>div:first-child{grid-column:1/-1}.quiz-card,.quiz-results{padding:20px}.quiz-question{font-size:22px}.option-key{display:none}.quiz-option{padding:13px;gap:10px}.option-status{font-size:12px}.quiz-feedback{padding:16px}.quiz-card-meta{font-size:13px}.quiz-actions .primary{flex:1}}
@media(max-width:420px){.quiz-card,.quiz-results{padding:17px}.quiz-settings{grid-template-columns:1fr}.quiz-settings>div:first-child{grid-column:auto}.quiz-question{font-size:21px}.quiz-option{flex-wrap:wrap}.option-status{margin-left:28px}.quiz-card-meta{flex-wrap:wrap}.quiz-feedback{padding:13px}}
@media(prefers-reduced-motion:reduce){.quiz-option{transition:none}}