.quiz-page{max-width:1080px;padding-top:54px}.quiz-intro{align-items:end;display:grid;gap:32px;grid-template-columns:minmax(0,1fr) auto;margin-bottom:34px}.quiz-level{border-left:5px solid var(--red);min-width:210px;padding:8px 0 8px 16px}.quiz-level span,.quiz-panel-label{color:var(--muted);display:block;font-size:.72rem;font-weight:800;text-transform:uppercase}.quiz-level strong{color:var(--ink);display:block;font-family:var(--font-display);font-size:1rem;margin-top:4px}.quiz-skill-picker{align-items:end;border-bottom:1px solid var(--line-strong);border-top:1px solid var(--line-strong);display:grid;gap:28px;grid-template-columns:minmax(190px,.55fr) minmax(0,1.45fr);margin-bottom:28px;padding:20px 0}.quiz-skill-picker h2{font-size:1.2rem;margin:5px 0 0}.quiz-level-buttons{display:grid;gap:8px;grid-template-columns:repeat(3,minmax(0,1fr))}.quiz-level-buttons button{background:var(--surface);border:1px solid var(--line-strong);border-radius:2px;color:var(--ink);cursor:pointer;min-height:68px;padding:10px 12px;text-align:left}.quiz-level-buttons button:hover{background:var(--surface-soft);border-color:var(--ink)}.quiz-level-buttons button.active{background:var(--ink);border-color:var(--ink);color:#fff}.quiz-level-buttons span,.quiz-level-buttons strong{display:block}.quiz-level-buttons span{color:var(--muted);font-size:.68rem;font-weight:800;margin-bottom:3px;text-transform:uppercase}.quiz-level-buttons button.active span{color:#c9d7d0}.quiz-level-buttons strong{font-size:.82rem;line-height:1.3}.quiz-workspace{border:1px solid var(--ink);display:grid;grid-template-columns:minmax(360px,1.05fr) minmax(340px,.95fr);min-height:530px;overflow:hidden}.quiz-clock-panel{align-items:center;background:var(--study-surface);border-right:1px solid var(--ink);display:flex;flex-direction:column;justify-content:center;padding:38px;text-align:center}.quiz-clock-panel .quiz-panel-label{color:#1c2623b8}.quiz-clock-panel h2{font-size:1.35rem;margin:8px 0 26px}.canvas-card{background:#fff;border:3px solid var(--ink);border-radius:50%;box-shadow:10px 10px #1c262324;padding:10px}#quizCanvas{display:block;height:260px;width:260px}.quiz-answer-panel{background:var(--surface);display:flex;flex-direction:column;justify-content:center;padding:42px}.answer-heading{border-bottom:1px solid var(--line);margin-bottom:24px;padding-bottom:18px}.answer-heading p{color:var(--ink-soft);font-size:.9rem;margin:7px 0 0}.options-grid{display:grid;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr));width:100%}.quiz-option{background:var(--surface);border:1px solid var(--line-strong);border-radius:4px;color:var(--ink);cursor:pointer;font-family:var(--font-number);font-size:1.45rem;font-variant-numeric:tabular-nums;font-weight:800;min-height:68px;padding:12px;transition:background-color .15s ease,border-color .15s ease,color .15s ease,transform .12s ease}.quiz-option:hover{background:var(--surface-soft);border-color:var(--ink)}.quiz-option:active{transform:translateY(1px)}.quiz-option.correct{background:#dcece3;border-color:var(--success);color:#16543a}.quiz-option.wrong{background:#f6dfda;border-color:var(--danger);color:#8e2a22}.quiz-option:disabled{cursor:default}.feedback{align-items:center;display:flex;font-size:.96rem;font-weight:750;min-height:62px;padding:12px 0 6px}.correct-text{color:var(--success)}.wrong-text{color:var(--danger)}#nextBtn{display:none;min-width:150px}.quiz-answer-footer{align-items:center;display:flex;flex-wrap:wrap;gap:12px 18px;justify-content:space-between;min-height:46px}.quiz-run-status{color:var(--muted);font-family:var(--font-number);font-size:.78rem;font-weight:800}.quiz-guide{margin:48px 0 8px;max-width:760px}.quiz-guide h2{font-size:1.65rem;margin:34px 0 8px}.quiz-guide h2:first-child{margin-top:0}.quiz-guide p,.quiz-guide li{color:var(--ink-soft);line-height:1.55}.quiz-guide ul,.quiz-guide ol{margin:12px 0 0;padding-left:1.25rem}.quiz-guide li{margin:8px 0}.quiz-guide .faq-item{border-bottom:1px solid var(--line);padding:16px 2px}.quiz-guide .faq-item:first-of-type{border-top:1px solid var(--line-strong);margin-top:12px}.quiz-guide .faq-item h3{font-size:1.08rem;margin:0 0 8px}.quiz-guide .faq-item p{margin:0}@media(max-width:780px){.quiz-intro{align-items:start;grid-template-columns:1fr}.quiz-level{min-width:0}.quiz-skill-picker{align-items:start;grid-template-columns:1fr}.quiz-workspace{grid-template-columns:1fr}.quiz-clock-panel{border-bottom:1px solid var(--line-strong);border-right:0;min-height:410px;padding:32px 20px}.quiz-answer-panel{padding:32px 22px}}@media(max-width:620px){.quiz-level-buttons{grid-template-columns:1fr}.quiz-level-buttons button{min-height:58px}}@media(max-width:430px){#quizCanvas{height:min(240px,68vw);width:min(240px,68vw)}.options-grid{gap:9px}.quiz-option{font-size:1.25rem;min-height:60px}}