.quiz-page{gap:28px;max-width:760px;display:grid}.quiz-title{gap:10px;display:grid}.quiz-title h1{font-size:clamp(2rem,4.5vw,2.8rem)}.muted{color:var(--text-soft)}.big-num{font-family:var(--display);font-size:2.6rem;line-height:1}.big-num span{color:var(--text-soft);font-size:1.2rem}.bar{background:var(--surface-2);border-radius:3px;height:8px;overflow:hidden}.bar span{background:var(--accent);border-radius:3px;height:100%;transition:width .2s;display:block}.quiz-setup{gap:20px;display:grid}.mode-switch{border:1px solid var(--line);background:var(--surface);border-radius:3px;justify-self:start;gap:4px;padding:4px;display:inline-flex}.mode-switch button{font:inherit;color:var(--text-soft);cursor:pointer;background:0 0;border:0;border-radius:3px;padding:8px 18px}.mode-switch button[aria-selected=true]{background:var(--accent);color:var(--accent-text)}.dev-source{border:1px dashed var(--line);background:var(--surface-2);border-radius:3px;justify-items:start;gap:8px;padding:12px 14px;display:grid}.dev-source .muted{color:var(--text-soft);font-size:.9rem}.quiz-form{gap:24px;display:grid}.quiz-form fieldset{border:0;gap:12px;margin:0;padding:0;display:grid}.quiz-form legend{margin-bottom:4px;padding:0;font-weight:500}.legend-row{justify-content:space-between;align-items:baseline;width:100%;display:flex}.dsel-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px;display:grid}.dsel{border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);cursor:pointer;align-items:center;gap:14px;padding:14px 16px;transition:background .15s,border-color .15s;display:flex;position:relative}.dsel input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.dsel>svg{width:36px;height:36px;color:var(--text-soft);flex:none;transition:color .15s}.dsel-text{flex:1;gap:2px;min-width:0;display:grid}.dsel-text strong{font-family:var(--display);font-size:1.02rem;font-weight:600;line-height:1.2}.dsel-text small{color:var(--text-soft);font-family:var(--mono);font-size:.75rem}.dsel-check{border:1.5px solid var(--line);color:#0000;border-radius:3px;flex:none;place-items:center;width:22px;height:22px;transition:all .15s;display:grid}.dsel-check svg{width:14px;height:14px}.dsel:hover{border-color:color-mix(in srgb, var(--c) 50%, var(--line))}.dsel:has(input:checked){background:color-mix(in srgb, var(--c) 11%, var(--surface));border-color:var(--c)}.dsel:has(input:checked)>svg{color:var(--c)}.dsel:has(input:checked) .dsel-check{background:var(--c);border-color:var(--c);color:var(--surface)}.dsel:has(input:focus-visible){outline:2px solid var(--accent);outline-offset:2px}.count-out{font-family:var(--display);font-size:1.6rem;line-height:1}.range{width:100%;accent-color:var(--accent);cursor:pointer;height:28px}.range:disabled{cursor:default;opacity:.5}.range-scale{font-family:var(--mono);color:var(--text-soft);justify-content:space-between;margin-top:2px;font-size:.75rem;display:flex}.rules{color:var(--text-soft);gap:8px;margin:0;padding-left:20px;display:grid}.quiz-run{gap:14px;display:grid}.run-head{justify-content:space-between;align-items:center;min-height:40px;display:flex}.run-actions{align-items:center;gap:10px;display:flex}.quit-btn{font:inherit;color:var(--text-soft);cursor:pointer;text-underline-offset:3px;background:0 0;border:0;padding:6px 4px;font-size:.9rem;text-decoration:underline}.quit-btn:hover{color:var(--text)}.report-done{font-size:.9rem}.report-link{justify-self:start}.report-form{gap:14px;display:grid}.report-question{font-family:var(--display);background:var(--surface-2);border-radius:4px;max-height:6.5em;padding:10px 12px;font-size:1rem;line-height:1.35;overflow:auto}.report-form .field{gap:6px;display:grid}.report-form label{font-size:.9rem;font-weight:500}.report-form textarea.input{resize:vertical;min-height:84px;font:inherit}.select{position:relative}.select-btn{text-align:left;cursor:pointer;background-image:linear-gradient(45deg, transparent 50%, var(--text-soft) 50%), linear-gradient(135deg, var(--text-soft) 50%, transparent 50%);background-position:calc(100% - 20px),calc(100% - 14px);background-repeat:no-repeat;background-size:6px 6px,6px 6px;padding-right:40px}.select-btn:hover{border-color:var(--text-soft)}.select-btn[data-empty]{color:var(--text-soft)}.select-btn[aria-expanded=true]{border-color:var(--accent)}.select-list{z-index:5;background:var(--surface);border:1px solid var(--line);border-radius:4px;max-height:280px;margin:0;padding:4px;list-style:none;position:absolute;top:calc(100% + 4px);left:0;right:0;overflow:auto}.select-list li{cursor:pointer;border-radius:3px;padding:9px 10px;line-height:1.3}.select-list li[data-active]{background:var(--tint)}.select-list li[aria-selected=true]{color:var(--accent);font-weight:500}.timer{background:var(--surface-2);border-radius:3px;height:4px;overflow:hidden}.timer span{background:var(--ko);height:100%;transition:width .1s linear;display:block}.run-card{gap:22px;display:grid}.q-text{font-family:var(--display);font-size:1.35rem;line-height:1.3}.opts{gap:10px;display:grid}.opt{text-align:left;font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);cursor:pointer;border-radius:4px;align-items:baseline;gap:14px;padding:14px 16px;transition:border-color .15s,background .15s;display:flex}.opt .letter{font-family:var(--mono);color:var(--text-soft);font-size:.8rem}.opt:hover:not(:disabled){border-color:var(--accent)}.opt:disabled{cursor:default}.opt.ok{border-color:var(--ok);background:color-mix(in srgb, var(--ok) 34%, var(--surface));border-width:2px}.opt.ko{border-color:var(--ko);background:color-mix(in srgb, var(--ko) 34%, var(--surface));border-width:2px}.q-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.q-feedback{color:var(--text-soft);font-size:.95rem}.q-sources{color:var(--text-soft);flex-wrap:wrap;gap:4px 12px;margin:0;font-size:.9rem;display:flex}.q-sources a{color:var(--accent);text-underline-offset:2px;overflow-wrap:anywhere;text-decoration:underline}.icon-btn.mark.on{color:var(--accent);border-color:var(--accent)}.quiz-result{gap:28px;display:grid}.result-head{gap:14px;display:grid}.result-actions{flex-wrap:wrap;gap:10px;margin-top:6px;display:flex}.wrong-list{gap:14px;display:grid}.wrong-list h2{font-size:1.4rem}.wrong-item{gap:8px;display:grid}.wrong-item .q-text{font-size:1.1rem}.errors-actions{flex-wrap:wrap;gap:10px;display:flex}