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20px;min-width:0}.field-label{font-weight:700;margin-bottom:8px;padding:0}.segmented{display:flex;flex-wrap:wrap;gap:6px;background:var(--surface-2);padding:4px;border-radius:14px}.seg-option{position:relative;flex:1 1 auto}.seg-option input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}.seg-option span{display:block;text-align:center;padding:9px 12px;border-radius:10px;font-weight:600;color:var(--muted);min-height:40px}.seg-option input:checked+span{background:var(--surface);color:var(--primary);box-shadow:var(--shadow)}.seg-option input:focus-visible+span{outline:3px solid var(--focus);outline-offset:1px}.seg-option.is-disabled span{opacity:.55;text-decoration:line-through;text-decoration-thickness:1px}.seg-option.is-disabled input{cursor:not-allowed}.steps .seg-option{flex:1 0 56px}.mode-cards{display:grid;gap:10px;grid-template-columns:1fr}@media (min-width: 560px){.mode-cards{grid-template-columns:1fr 1fr}}.mode-card{position:relative;display:block;border:2px solid var(--border);border-radius:14px;padding:12px 14px 12px 44px;cursor:pointer;background:var(--surface)}.mode-card input{position:absolute;left:14px;top:15px;width:18px;height:18px;accent-color:var(--primary)}.mode-card.is-on{border-color:var(--primary);background:var(--primary-soft)}.mode-name{display:block;font-weight:700}.mode-desc{display:block;font-size:.88rem;color:var(--muted)}.cat-groups{display:grid;gap:12px}@media (min-width: 640px){.cat-groups{grid-template-columns:1fr 1fr}}.cat-group{border:1px solid var(--border);border-radius:14px;padding:10px 12px}.cat-group-head{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:4px}.cat-group-name{font-weight:700;font-size:.95rem}.check{display:flex;gap:10px;align-items:flex-start;padding:6px 0;cursor:pointer}.check input{width:18px;height:18px;margin-top:3px;flex:none;accent-color:var(--primary)}.check.inline{align-items:center;padding:0}.check.inline input{margin-top:0}.check-name{display:block;font-weight:600;font-size:.95rem}.check-desc{display:block;font-size:.82rem;color:var(--muted);line-height:1.4}.switch{display:inline-flex;align-items:center;gap:10px;cursor:pointer;font-weight:700;position:relative}.switch input{position:absolute;opacity:0;width:46px;height:26px;margin:0;cursor:pointer}.switch-track{width:46px;height:26px;border-radius:999px;background:var(--border);position:relative;transition:background .15s;flex:none}.switch-thumb{position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #0000004d;transition:transform .15s}.switch input:checked+.switch-track{background:var(--primary)}.switch input:checked+.switch-track .switch-thumb{transform:translate(20px)}.switch input:focus-visible+.switch-track{outline:3px solid var(--focus);outline-offset:2px}.resume-banner{background:var(--primary-soft);border-radius:14px;padding:12px 14px;margin-bottom:18px}.resume-banner p{margin:0 0 8px}.quiz-top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px;min-height:36px}.quiz-count{font-size:.95rem;color:var(--muted)}.quiz-count b{color:var(--text)}.timer{display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;font-weight:700;padding:6px 12px;border-radius:999px;background:var(--surface);border:1px solid var(--border)}.timer.is-warn{color:var(--bad);background:var(--bad-soft);border-color:var(--bad);animation:pulse 1s ease-in-out infinite alternate}@keyframes pulse{to{box-shadow:0 0 0 4px var(--bad-soft)}}.progress{height:8px;background:var(--surface-2);border-radius:999px;overflow:hidden;margin-bottom:14px}.progress-bar{height:100%;background:var(--primary);border-radius:999px;transition:width .25s}.q-card{animation:fade-in .2s ease-out}@keyframes fade-in{0%{opacity:.4;transform:translateY(4px)}}.q-meta{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.chip{display:inline-block;font-size:.78rem;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--primary-soft);color:var(--primary)}.chip-soft{background:var(--surface-2);color:var(--muted);font-weight:600;text-transform:capitalize}.passage{background:var(--surface-2);border-radius:12px;padding:12px 14px;max-height:280px;overflow-y:auto;margin-bottom:14px;font-size:.96rem;white-space:normal}.passage p{margin:0 0 .6em}.passage p:last-child{margin:0}.passage-details summary{cursor:pointer;color:var(--primary);font-weight:600;font-size:.9rem;margin-bottom:8px}.q-text{font-size:1.15rem;font-weight:650;margin:4px 0 16px;line-height:1.45}.q-text:focus{outline:none}.q-text:focus-visible{outline:3px solid var(--focus)}.small-q{font-size:1rem;margin:6px 0 10px}.choices{list-style:none;padding:0;margin:0 0 12px;display:grid;gap:10px}.choices li+li{margin:0}.choice{width:100%;display:flex;align-items:center;gap:12px;text-align:left;min-height:52px;padding:10px 14px;border:2px solid var(--border);border-radius:14px;background:var(--surface);color:var(--text);font:inherit;cursor:pointer;transition:border-color .12s,background .12s}.choice:hover:not([aria-disabled=true]){border-color:var(--primary);background:var(--primary-soft)}.choice[aria-disabled=true]{cursor:default}.choice-key{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);font-weight:700;font-size:.9rem}.choice-text{flex:1}.mark-icon{flex:none;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff}.mark-icon.ok{background:var(--ok)}.mark-icon.bad{background:var(--bad)}.choice.is-correct{border-color:var(--ok);background:var(--ok-soft)}.choice.is-correct .choice-key{background:var(--ok);color:#fff}.choice.is-wrong{border-color:var(--bad);background:var(--bad-soft);border-style:dashed}.choice.is-wrong .choice-key{background:var(--bad);color:#fff}.choice.is-dim{opacity:.6}.kbd-hint{font-size:.82rem;color:var(--muted);margin:0}kbd{font:600 .78rem/1 var(--font);padding:2px 6px;border:1px solid var(--border);border-bottom-width:2px;border-radius:5px;background:var(--surface-2)}.feedback{border-radius:14px;padding:14px 16px;background:var(--surface-2)}.feedback-head{display:flex;align-items:center;gap:8px;font-weight:700;margin:0 0 10px}.feedback.is-right .feedback-head{color:var(--ok)}.feedback.is-wrong .feedback-head{color:var(--bad)}.feedback-head strong{color:var(--text)}.fb-icon{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;color:#fff;flex:none}.is-right .fb-icon{background:var(--ok)}.is-wrong .fb-icon{background:var(--bad)}.explain h4,.tip h4{margin:0 0 4px;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}.explain p,.tip p{margin:0 0 10px}.tip{border-left:3px solid var(--s4);padding-left:12px}.quiz-nav{display:flex;justify-content:space-between;gap:10px;margin-bottom:14px}.quiz-nav .btn{flex:1;max-width:240px}.palette-wrap{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:10px 14px}.palette-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}.palette{list-style:none;padding:0;margin:12px 0 8px;display:grid;grid-template-columns:repeat(auto-fill,minmax(44px,1fr));gap:6px;max-height:260px;overflow-y:auto}.palette li+li{margin:0}.pal{width:100%;min-height:40px;border-radius:10px;border:2px solid var(--border);background:var(--surface);color:var(--text);font:inherit;font-size:.85rem;font-weight:700;cursor:pointer;position:relative}.pal-sym{position:absolute;top:-2px;right:3px;font-size:.7rem}.pal-ok{border-color:var(--ok);background:var(--ok-soft)}.pal-bad{border-color:var(--bad);background:var(--bad-soft);border-style:dashed}.pal.is-current{outline:3px solid var(--primary);outline-offset:1px}.palette-legend{font-size:.8rem;color:var(--muted);margin:0;display:flex;align-items:center;gap:6px;flex-wrap:wrap}.pal-key{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:5px;border:2px solid var(--border);font-size:.65rem;margin-left:6px}.pal-key.pal-bad{border-style:dashed}.modal-backdrop{position:fixed;inset:0;z-index:50;background:#0a0e198c;display:grid;place-items:center;padding:16px}.modal{background:var(--surface);color:var(--text);border-radius:20px;padding:22px;width:100%;max-width:420px;box-shadow:0 20px 60px #0000004d}.modal-title{margin:0 0 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0}.review-item+.review-item{margin:0}.review-top{display:flex;align-items:center;gap:10px;margin-bottom:8px}.review-num{font-weight:800;color:var(--muted)}.status{font-size:.8rem;font-weight:700;padding:2px 10px;border-radius:999px}.status-ok{color:var(--ok);background:var(--ok-soft)}.status-bad{color:var(--bad);background:var(--bad-soft)}.status-un{color:var(--muted);background:var(--surface-2)}.answer-lines{margin:0 0 10px;display:grid;gap:4px}.answer-lines div{display:flex;gap:8px;flex-wrap:wrap}.answer-lines dt{font-weight:600;min-width:120px;color:var(--muted)}.answer-lines dd{margin:0;font-weight:600}.answer-lines dd.ok{color:var(--ok)}.answer-lines dd.bad{color:var(--bad);text-decoration:line-through}.viz{margin:0 0 16px;padding:12px;border:1px solid var(--border);border-radius:14px;background:var(--surface)}.viz-title{font-weight:700;font-size:.92rem;margin-bottom:8px}.viz-unit{font-weight:400;color:var(--muted)}.viz-svg{display:block;width:100%;height:auto}.viz-svg 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6px;display:flex;flex-wrap:wrap;gap:4px 14px;font-size:.85rem}.viz-legend li+li{margin:0}.viz-legend.vertical{flex-direction:column;margin:0}.viz-pie{display:flex;flex-wrap:wrap;align-items:center;gap:16px}.viz-pie .viz-svg{width:220px;max-width:60%}.viz-table-wrap{overflow-x:auto}.viz-table{font-size:.92rem}.viz-table th,.viz-table td{padding:7px 10px;border-bottom:1px solid var(--border);text-align:left}.viz-table thead th{background:var(--surface-2)}.viz-table td{font-variant-numeric:tabular-nums}.viz-table tbody th{font-weight:600}.quiz-skeleton{min-height:520px;display:grid;place-items:center;text-align:center}.quiz-skeleton p{color:var(--muted)}.setup-actions{margin-top:8px}.setup-actions .btn-block{margin-top:0}@media (max-width: 767px){.quiz-section{margin-top:4px}#quiz-root{min-height:0}.quiz-skeleton{min-height:420px}.card{padding:16px;border-radius:16px;margin-bottom:12px}.card-title{font-size:1.15rem;margin-bottom:10px}.field{margin-bottom:14px}.field-label{margin-bottom:6px}.hint{font-size:.88rem;margin-top:6px}.seg-option span{min-height:44px;display:flex;align-items:center;justify-content:center}.steps .seg-option{flex:1 0 48px}.mode-card{padding:10px 12px 10px 42px;min-height:48px}.mode-card input{top:13px;left:13px}.mode-desc{font-size:.84rem}.cat-group{padding:8px 12px}.check{min-height:44px;align-items:center;padding:4px 0}.check input{margin-top:0;width:20px;height:20px}.link-btn{min-height:44px;padding:4px 8px}.switch,.btn-sm{min-height:44px}.btn-row .btn{flex:1 1 auto}.setup-actions{position:sticky;bottom:0;z-index:6;margin:6px -16px -16px;padding:10px 16px 14px;background:var(--surface);border-top:1px solid var(--border);border-radius:0 0 16px 16px}.quiz-bar{position:sticky;top:0;z-index:10;background:var(--bg);margin:0 -16px 10px;padding:8px 16px 6px;border-bottom:1px solid var(--border)}.quiz-bar .quiz-top{margin-bottom:6px;min-height:36px}.quiz-bar .progress{margin-bottom:0;height:6px}.timer{font-size:1.05rem;padding:4px 12px}.q-card{padding:14px}.q-text{font-size:1.1rem}.passage{max-height:220px}.choice{min-height:56px;padding:10px 12px;gap:10px}.kbd-hint{display:none}.quiz-nav .btn{max-width:none}.pal{min-height:44px}.palette{grid-template-columns:repeat(auto-fill,minmax(48px,1fr))}.viz{padding:8px}.viz-pie .viz-svg{max-width:100%}.score-main{gap:10px}.badge{font-size:1.15rem;padding:8px 14px}.wrap-row .btn{flex:1 1 100%}.answer-lines dt{min-width:0}}