:is(.learner-app-shell:has(.hsk-quiz-session)>.learn-rail,.learner-app-shell:has(.hsk-quiz-session)>.learn-topbar,.learner-app-shell:has(.hsk-quiz-session)>.learner-mobile-nav,.learner-app-shell:has(.hsk-quiz-session)>.route-transition-progress){display:none}body:has(.hsk-quiz-session)>.himi-chatbot-widget{display:none}.learner-app-shell:has(.hsk-quiz-session){background:#fbfcfe;min-height:100dvh;margin:0;padding:0}.learner-app-shell:has(.hsk-quiz-session)>.learner-shell-content{background:#fbfcfe;min-height:100dvh;margin:0;padding:0}.hsk-quiz-session{--quiz-brand:#ff4f3d;--quiz-brand-deep:#d93a2c;--quiz-success:#11b981;--quiz-success-soft:#e9faf4;--quiz-danger:#e34c45;--quiz-danger-soft:#fff0ee;--quiz-ink:#172033;--quiz-muted:#657187;--quiz-line:#e3e8ef;min-height:100dvh;color:var(--quiz-ink);background:#fbfcfe}.hsk-quiz-header{z-index:30;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffffff7;border-bottom:1px solid #e9edf3;position:sticky;top:0}.hsk-quiz-toolbar{grid-template-columns:auto minmax(180px,1fr) auto auto auto;align-items:center;gap:20px;width:min(1190px,100% - 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80px);padding:72px 24px 56px;display:grid}.hsk-quiz-card{isolation:isolate;width:min(720px,100%);min-height:565px;color:var(--quiz-ink);background:#fff;border:1px solid #dfe4ec;border-radius:27px;flex-direction:column;padding:50px;display:flex;position:relative;box-shadow:0 11px 18px #1e273817,0 2px 5px #1e27380a}.hsk-quiz-confetti{aspect-ratio:4/3;z-index:5;pointer-events:none;width:calc(100% + 80px);animation:2.4s ease-out both hsk-quiz-confetti-fade;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.hsk-quiz-confetti img{object-fit:contain}.hsk-quiz-question-heading{justify-content:space-between;align-items:center;gap:16px;min-height:28px;display:flex}.hsk-quiz-kicker,.hsk-quiz-card>small{color:#3f4b60;letter-spacing:.035em;text-transform:uppercase;font-size:17px;font-weight:820}.hsk-quiz-question-heading>button{cursor:pointer;width:38px;height:38px;color:var(--quiz-brand-deep);background:#fff4f2;border:1px solid #ffd5cf;border-radius:50%;place-items:center;display:grid}.hsk-quiz-prompt{color:#121a2b;text-align:center;text-wrap:balance;max-width:620px;margin:12px auto 0;font-family:inherit;font-size:clamp(34px,4vw,49px);font-weight:540;line-height:1.2}.hsk-quiz-prompt[lang=zh-CN]{font-family:Microsoft YaHei,PingFang SC,Noto Sans SC,sans-serif}.hsk-quiz-prompt-pinyin,.hsk-quiz-note{color:var(--quiz-muted);text-align:center;margin:10px auto 0;font-size:16px}.hsk-quiz-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 16px;margin-top:42px;display:grid}.hsk-quiz-options button{cursor:pointer;color:#262f42;background:#fff;border:2px solid #969da8;border-radius:24px;min-height:88px;padding:14px 22px;font-family:inherit;font-size:20px;font-weight:520;line-height:1.25;transition:border-color .15s,background-color .15s,color .15s,transform .15s}.hsk-quiz-options button:hover:not(:disabled){color:var(--quiz-brand-deep);border-color:var(--quiz-brand);background:#fff7f5;transform:translateY(-1px)}.hsk-quiz-options button.is-correct{color:#086c52;border-color:var(--quiz-success);background:var(--quiz-success-soft)}.hsk-quiz-options button.is-wrong{color:#a93430;border-color:var(--quiz-danger);background:var(--quiz-danger-soft)}.hsk-quiz-options button.is-muted{color:#9ba1ab}.hsk-quiz-options button:disabled{cursor:default;opacity:1}.hsk-quiz-feedback-slot{min-height:85px;margin-top:auto;padding-top:24px}.hsk-quiz-feedback{border-radius:24px;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:14px;min-height:85px;padding:16px 20px;animation:.18s both hsk-quiz-feedback-in;display:grid}.hsk-quiz-feedback.is-correct{background:var(--quiz-success-soft)}.hsk-quiz-feedback.is-wrong{background:var(--quiz-danger-soft)}.hsk-quiz-feedback-icon{color:#fff;border-radius:50%;place-items:center;width:38px;height:38px;display:grid}.hsk-quiz-feedback.is-correct .hsk-quiz-feedback-icon{background:var(--quiz-success)}.hsk-quiz-feedback.is-wrong .hsk-quiz-feedback-icon{background:var(--quiz-danger)}.hsk-quiz-feedback>div{gap:3px;min-width:0;display:grid}.hsk-quiz-feedback strong{color:#172033;font-size:18px}.hsk-quiz-feedback small{color:#59657a;font-size:13px}.hsk-quiz-next{cursor:pointer;color:#fff;background:var(--quiz-brand);min-width:82px;min-height:49px;box-shadow:0 5px 0 var(--quiz-brand-deep);border:0;border-radius:999px;padding:0 20px;font-size:15px;font-weight:820}.hsk-quiz-next:hover{transform:translateY(-1px)}.hsk-quiz-next:active{box-shadow:0 2px 0 var(--quiz-brand-deep);transform:translateY(3px)}.hsk-quiz-result,.hsk-quiz-locked{text-align:center;justify-content:center;align-items:center}.hsk-quiz-result-icon{width:68px;height:68px;color:var(--quiz-brand-deep);background:#fff0ed;border-radius:22px;place-items:center;margin-bottom:20px;display:grid}.hsk-quiz-result h1,.hsk-quiz-locked h1{margin:12px 0 8px;font-size:36px}.hsk-quiz-result p,.hsk-quiz-locked p{color:var(--quiz-muted);margin:0;font-size:17px}.hsk-quiz-result-score{color:var(--quiz-brand-deep);margin-top:26px;font-size:58px;font-weight:840}.hsk-quiz-result-actions{justify-content:center;align-items:center;gap:12px;margin-top:30px;display:flex}.hsk-quiz-result-actions>button,.hsk-quiz-result-actions>a,.hsk-quiz-result-actions form button{cursor:pointer;color:#fff;background:var(--quiz-brand);border:0;border-radius:999px;justify-content:center;align-items:center;gap:8px;min-height:48px;padding:0 20px;font-size:15px;font-weight:760;display:inline-flex}.hsk-quiz-result-actions>a,.hsk-quiz-result-actions>button:last-child{color:#465167;border:1px solid var(--quiz-line);background:#fff}.hsk-quiz-session :is(button,a):focus-visible{outline-offset:3px;outline:3px solid #ff4f3d47}@keyframes hsk-quiz-feedback-in{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@keyframes hsk-quiz-confetti-fade{0%,70%{opacity:1}to{opacity:0}}@media (width<=820px){.hsk-quiz-toolbar{grid-template-columns:auto minmax(110px,1fr) auto auto;gap:11px;width:min(100% - 32px,720px);min-height:72px}.hsk-quiz-exit span,.hsk-quiz-speed{display:none}.hsk-quiz-stage{padding:34px 16px 42px}.hsk-quiz-card{border-radius:24px;min-height:530px;padding:34px}}@media (width<=560px){.hsk-quiz-toolbar{grid-template-columns:auto minmax(72px,1fr) auto auto}.hsk-quiz-pinyin{min-width:46px;padding-inline:8px}.hsk-quiz-counter{font-size:14px}.hsk-quiz-card{min-height:0;padding:26px 20px 22px}.hsk-quiz-kicker{font-size:14px}.hsk-quiz-prompt{margin-top:15px;font-size:34px}.hsk-quiz-options{grid-template-columns:1fr;gap:11px;margin-top:30px}.hsk-quiz-options button{border-radius:19px;min-height:65px;font-size:18px}.hsk-quiz-feedback-slot{padding-top:20px}.hsk-quiz-feedback{border-radius:20px;grid-template-columns:36px minmax(0,1fr) auto;padding:14px}.hsk-quiz-feedback-icon{width:34px;height:34px}.hsk-quiz-next{min-width:70px;padding-inline:15px}.hsk-quiz-result-actions{flex-direction:column}}@media (prefers-reduced-motion:reduce){.hsk-quiz-confetti{opacity:1;animation:none!important}.hsk-quiz-progress>span,.hsk-quiz-options button,.hsk-quiz-feedback{transition:none;animation:none}}