.pNIVaq_quiz-column{flex-direction:column;gap:0;display:flex}.pNIVaq_top-bar{background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.75rem;padding:.65rem 1rem;display:flex}.pNIVaq_top-bar-no-bc{justify-content:flex-end}.pNIVaq_breadcrumb{align-items:center;gap:.3rem;display:flex}.pNIVaq_bc-link{color:#64748b;align-items:center;font-size:.82rem;text-decoration:none;transition:color .15s;display:flex}.pNIVaq_bc-link:hover{color:#4299e1}.pNIVaq_bc-sep{color:#cbd5e1;font-size:.7rem}.pNIVaq_bc-current{color:#1e293b;font-size:.82rem;font-weight:600}.pNIVaq_mode-tabs{background:#f1f5f9;border-radius:10px;gap:2px;padding:3px;display:flex}.pNIVaq_mode-tab{color:#64748b;cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:8px;align-items:center;gap:.35rem;padding:.38rem .9rem;font-family:inherit;font-size:.8rem;font-weight:600;transition:all .15s;display:flex}.pNIVaq_mode-tab:hover{color:#1e293b}.pNIVaq_mode-tab.pNIVaq_active{color:#4299e1;background:#fff;box-shadow:0 1px 4px #0000001a}.pNIVaq_progress-strip{background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-direction:column;gap:.4rem;margin-bottom:.75rem;padding:.65rem 1rem;display:flex}.pNIVaq_progress-track{background:#f1f5f9;border-radius:99px;height:8px;overflow:hidden}.pNIVaq_progress-fill{background:linear-gradient(90deg,#4299e1,#63b3ed);border-radius:99px;height:100%;transition:width .4s}.pNIVaq_progress-meta{align-items:center;gap:.75rem;display:flex}.pNIVaq_prog-count{color:#475569;min-width:50px;font-size:.78rem;font-weight:700}.pNIVaq_live-stats{flex:1;align-items:center;gap:.6rem;display:flex}.pNIVaq_ls-correct,.pNIVaq_ls-wrong,.pNIVaq_ls-acc{border-radius:99px;align-items:center;gap:.2rem;padding:.15rem .5rem;font-size:.78rem;font-weight:700;display:flex}.pNIVaq_ls-correct{color:#16a34a;background:#f0fdf4}.pNIVaq_ls-wrong{color:#dc2626;background:#fef2f2}.pNIVaq_ls-acc{color:#4299e1;background:#ebf8ff}.pNIVaq_restart-mini{color:#64748b;cursor:pointer;background:#f1f5f9;border:none;border-radius:8px;justify-content:center;align-items:center;width:28px;height:28px;margin-left:auto;font-size:.9rem;transition:all .15s;display:flex}.pNIVaq_restart-mini:hover{color:#1e293b;background:#e2e8f0}.pNIVaq_quiz-card{background:#fff;border:1px solid #e2e8f0;border-radius:20px;flex-direction:column;display:flex;overflow:hidden}.pNIVaq_image-wrap{background:#f1f5f9;justify-content:center;align-items:center;height:auto;min-height:220px;max-height:380px;display:flex;overflow:hidden}.pNIVaq_question-image{object-fit:contain;width:50%;max-height:360px;transition:transform .3s;display:block}.pNIVaq_quiz-card:hover .pNIVaq_question-image{transform:scale(1.02)}.pNIVaq_word-area{text-align:center;padding:1.25rem 1.5rem .75rem}.pNIVaq_chinese-word{font-size:calc(3rem + var(--chinese-font-size-adjust,0px));font-weight:var(--chinese-font-weight,900);color:#1e293b;letter-spacing:.05em;line-height:1.1;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", "PingFang SC", sans-serif)}.pNIVaq_quiz-tools{justify-content:center;margin-bottom:8px;display:flex}.pNIVaq_report-btn{color:#b91c1c;cursor:pointer;background:#fff5f5;border:1px solid #fecaca;border-radius:999px;align-items:center;gap:4px;padding:5px 11px;font-family:inherit;font-size:.72rem;font-weight:700;transition:all .15s;display:inline-flex}.pNIVaq_report-btn:hover{background:#fee2e2}.pNIVaq_audio-area{flex-direction:column;align-items:center;gap:8px;display:flex}.pNIVaq_play-audio-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#4299e1 0%,#667eea 100%);border:none;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;transition:all .25s;display:flex;position:relative;box-shadow:0 4px 15px #4299e159}.pNIVaq_play-audio-btn:hover{transform:scale(1.08);box-shadow:0 6px 20px #4299e173}.pNIVaq_play-audio-btn:active{transform:scale(.95)}.pNIVaq_audio-ring{border:2px solid #4299e14d;border-radius:50%;transition:all .3s;position:absolute;inset:-4px}.pNIVaq_play-audio-btn.pNIVaq_playing{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);box-shadow:0 4px 20px #667eea73}.pNIVaq_play-audio-btn.pNIVaq_playing .pNIVaq_audio-ring{border-color:#667eea80;animation:1.2s ease-out infinite pNIVaq_audioPulse}.pNIVaq_play-audio-btn.pNIVaq_paused{background:#94a3b8;box-shadow:0 4px 12px #94a3b84d}@keyframes pNIVaq_audioPulse{0%{opacity:1;inset:-4px}to{opacity:0;inset:-16px}}.pNIVaq_audio-label{color:#64748b;font-size:.78rem;font-weight:600}.pNIVaq_answer-row{border-top:1px solid #e2e8f0;grid-template-columns:1fr 1fr;gap:0;margin-top:.75rem;display:grid}.pNIVaq_ans-btn{cursor:pointer;border:none;justify-content:center;align-items:center;gap:.5rem;padding:1rem;font-family:inherit;font-size:1rem;font-weight:700;transition:all .15s;display:flex}.pNIVaq_ans-correct{color:#15803d;background:#f0fdf4;border-right:1px solid #e2e8f0}.pNIVaq_ans-correct:hover{color:#fff;background:#22c55e}.pNIVaq_ans-wrong{color:#b91c1c;background:#fef2f2}.pNIVaq_ans-wrong:hover{color:#fff;background:#ef4444}.pNIVaq_feedback-wrap{flex-direction:column;gap:.75rem;padding:1rem 1.25rem 1.25rem;display:flex}.pNIVaq_fb-banner{border-radius:12px;align-items:center;gap:.5rem;padding:.6rem 1rem;font-size:.9rem;font-weight:700;display:flex}.pNIVaq_fb-ok{color:#15803d;background:#f0fdf4;border:1px solid #bbf7d0}.pNIVaq_fb-fail{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca}.pNIVaq_vocab-card{border:1px solid;border-radius:14px;align-items:center;gap:1rem;padding:1rem;display:flex}.pNIVaq_vc-ok{background:#f0fdf4;border-color:#bbf7d0}.pNIVaq_vc-fail{background:#fef2f2;border-color:#fecaca}.pNIVaq_vc-left{flex-direction:column;align-items:center;gap:.4rem;min-width:70px;display:flex}.pNIVaq_vc-hanzi{font-size:calc(2.5rem + var(--chinese-font-size-adjust,0px));font-weight:var(--chinese-font-weight,900);color:#1e293b;line-height:1;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", "PingFang SC", sans-serif)}.pNIVaq_vc-badges{flex-wrap:wrap;justify-content:center;gap:.3rem;display:flex}.pNIVaq_vbadge{border-radius:99px;padding:.1rem .45rem;font-size:.68rem;font-weight:700}.pNIVaq_vbadge-level{color:#2b6cb0;background:#ebf8ff}.pNIVaq_vbadge-group{color:#6b21a8;background:#faf5ff}.pNIVaq_vbadge-loading{color:#94a3b8;background:#f1f5f9}.pNIVaq_vc-right{flex-direction:column;flex:1;gap:.25rem;display:flex}.pNIVaq_vc-pinyin-row{align-items:center;gap:.4rem;display:flex}.pNIVaq_vc-pinyin{color:#4299e1;font-size:.88rem;font-style:italic;font-weight:600}.pNIVaq_vc-audio{color:#4299e1;cursor:pointer;background:#ebf8ff;border:none;border-radius:8px;justify-content:center;align-items:center;width:26px;height:26px;font-size:.85rem;transition:all .15s;display:flex}.pNIVaq_vc-audio:hover{color:#fff;background:#4299e1}.pNIVaq_vc-audio-playing{transform:scale(1.08);color:#fff!important;background:#2563eb!important}.pNIVaq_vc-meaning{color:#475569;font-size:.88rem;font-weight:500}.pNIVaq_next-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#4299e1,#63b3ed);border:none;border-radius:12px;justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.8rem;font-family:inherit;font-size:.95rem;font-weight:700;transition:all .15s;display:flex;box-shadow:0 4px 12px #4299e159}.pNIVaq_next-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px #4299e173}.pNIVaq_results-wrap{padding-top:.5rem}.pNIVaq_results-card{background:#fff;border:1px solid #e2e8f0;border-radius:20px;flex-direction:column;gap:1.5rem;padding:2rem;display:flex}.pNIVaq_res-header{text-align:center;flex-direction:column;align-items:center;gap:.5rem;display:flex}.pNIVaq_trophy-ring{color:#fff;background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;display:flex}.pNIVaq_res-header h2{color:#1e293b;margin:0;font-size:1.3rem;font-weight:800}.pNIVaq_mode-chip{color:#4299e1;background:#ebf8ff;border-radius:99px;align-items:center;gap:.3rem;padding:.2rem .65rem;font-size:.75rem;font-weight:700;display:inline-flex}.pNIVaq_res-stats{grid-template-columns:repeat(3,1fr);gap:.75rem;display:grid}.pNIVaq_rs-item{border-radius:16px;flex-direction:column;align-items:center;gap:.25rem;padding:1rem;font-size:1rem;display:flex}.pNIVaq_rs-correct{color:#16a34a;background:#f0fdf4}.pNIVaq_rs-wrong{color:#dc2626;background:#fef2f2}.pNIVaq_rs-acc{color:#4299e1;background:#ebf8ff}.pNIVaq_rs-num{font-size:2rem;font-weight:900}.pNIVaq_rs-lbl{opacity:.7;font-size:.75rem;font-weight:600}.pNIVaq_perf-msg{background:#f8fafc;border-radius:14px;align-items:flex-start;gap:.75rem;padding:1rem;display:flex}.pNIVaq_perf-icon{flex-shrink:0;font-size:1.5rem}.pNIVaq_perf-msg h3{color:#1e293b;margin:0 0 .2rem;font-size:.95rem;font-weight:700}.pNIVaq_perf-msg p{color:#64748b;margin:0;font-size:.82rem;line-height:1.5}.pNIVaq_review-block{flex-direction:column;gap:.75rem;display:flex}.pNIVaq_review-title{color:#475569;align-items:center;gap:.4rem;font-size:.85rem;font-weight:700;display:flex}.pNIVaq_review-list{flex-direction:column;gap:.5rem;display:flex}.pNIVaq_review-item{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;align-items:center;gap:.75rem;padding:.6rem .75rem;display:flex;overflow:hidden}.pNIVaq_review-img{object-fit:cover;border-radius:8px;flex-shrink:0;width:56px;height:40px}.pNIVaq_review-info{flex:1;min-width:0}.pNIVaq_ri-word{color:#1e293b;align-items:center;gap:.4rem;font-size:1rem;font-weight:700;display:flex}.pNIVaq_ri-py{color:#4299e1;font-size:.78rem;font-style:italic;font-weight:500}.pNIVaq_ri-meaning{color:#64748b;margin-top:.1rem;font-size:.8rem}.pNIVaq_review-audio-btn{color:#4299e1;cursor:pointer;background:#ebf8ff;border:none;border-radius:6px;justify-content:center;align-items:center;width:24px;height:24px;font-size:.8rem;transition:all .15s;display:flex}.pNIVaq_review-audio-btn:hover{color:#fff;background:#4299e1}.pNIVaq_res-actions{flex-wrap:wrap;gap:.6rem;display:flex}.pNIVaq_ra-btn{cursor:pointer;border:none;border-radius:12px;align-items:center;gap:.4rem;padding:.65rem 1.1rem;font-family:inherit;font-size:.85rem;font-weight:700;text-decoration:none;transition:all .15s;display:inline-flex}.pNIVaq_ra-primary{color:#fff;background:linear-gradient(135deg,#4299e1,#63b3ed);box-shadow:0 4px 12px #4299e14d}.pNIVaq_ra-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px #4299e166}.pNIVaq_ra-outline{color:#4299e1;background:#fff;border:1.5px solid #4299e1}.pNIVaq_ra-outline:hover{background:#ebf8ff}.pNIVaq_ra-ghost{color:#475569;background:#f1f5f9}.pNIVaq_ra-ghost:hover{background:#e2e8f0}@media (max-width:480px){.pNIVaq_question-image{width:100%}.pNIVaq_chinese-word{font-size:2.2rem}.pNIVaq_res-actions{flex-direction:column}.pNIVaq_ra-btn{justify-content:center}}.dark .pNIVaq_top-bar{background:#0f172a;border-color:#1e293b}.dark .pNIVaq_bc-link{color:#94a3b8}.dark .pNIVaq_bc-link:hover{color:#38bdf8}.dark .pNIVaq_bc-sep{color:#475569}.dark .pNIVaq_bc-current{color:#f1f5f9}.dark .pNIVaq_mode-tabs{background:#1e293b}.dark .pNIVaq_mode-tab{color:#94a3b8}.dark .pNIVaq_mode-tab:hover{color:#f1f5f9}.dark .pNIVaq_mode-tab.pNIVaq_active{color:#38bdf8;background:#0f172a;box-shadow:0 1px 4px #0006}.dark .pNIVaq_progress-strip{background:#0f172a;border-color:#1e293b}.dark .pNIVaq_progress-track{background:#1e293b}.dark .pNIVaq_prog-count{color:#cbd5e1}.dark .pNIVaq_ls-correct{color:#4ade80;background:#16a34a26}.dark .pNIVaq_ls-wrong{color:#f87171;background:#dc262626}.dark .pNIVaq_ls-acc{color:#38bdf8;background:#38bdf826}.dark .pNIVaq_restart-mini{color:#94a3b8;background:#1e293b}.dark .pNIVaq_restart-mini:hover{color:#f1f5f9;background:#334155}.dark .pNIVaq_quiz-card{background:#0f172a;border-color:#1e293b}.dark .pNIVaq_image-wrap{background:#1e293b}.dark .pNIVaq_chinese-word{color:#f1f5f9}.dark .pNIVaq_audio-label{color:#94a3b8}.dark .pNIVaq_report-btn{color:#f87171;background:#ef44441f;border-color:#ef44444d}.dark .pNIVaq_report-btn:hover{background:#ef444438}.dark .pNIVaq_answer-row{border-top-color:#1e293b}.dark .pNIVaq_ans-correct{color:#4ade80;background:#16a34a1f;border-right-color:#1e293b}.dark .pNIVaq_ans-correct:hover{color:#fff;background:#16a34a}.dark .pNIVaq_ans-wrong{color:#f87171;background:#dc26261f}.dark .pNIVaq_ans-wrong:hover{color:#fff;background:#dc2626}.dark .pNIVaq_fb-ok{color:#4ade80;background:#16a34a26;border-color:#22c55e4d}.dark .pNIVaq_fb-fail{color:#f87171;background:#dc262626;border-color:#ef44444d}.dark .pNIVaq_vocab-card.pNIVaq_vc-ok{background:#16a34a14;border-color:#22c55e40}.dark .pNIVaq_vocab-card.pNIVaq_vc-fail{background:#dc262614;border-color:#ef444440}.dark .pNIVaq_vc-hanzi{color:#f1f5f9}.dark .pNIVaq_vbadge-level{color:#38bdf8;background:#38bdf826}.dark .pNIVaq_vbadge-group{color:#c084fc;background:#a855f726}.dark .pNIVaq_vbadge-loading{color:#64748b;background:#1e293b}.dark .pNIVaq_vc-pinyin{color:#38bdf8}.dark .pNIVaq_vc-audio{color:#38bdf8;background:#38bdf826}.dark .pNIVaq_vc-meaning{color:#cbd5e1}.dark .pNIVaq_results-card{background:#0f172a;border-color:#1e293b}.dark .pNIVaq_res-header h2{color:#f1f5f9}.dark .pNIVaq_mode-chip{color:#38bdf8;background:#38bdf826}.dark .pNIVaq_rs-correct{color:#4ade80;background:#16a34a26}.dark .pNIVaq_rs-wrong{color:#f87171;background:#dc262626}.dark .pNIVaq_rs-acc{color:#38bdf8;background:#38bdf826}.dark .pNIVaq_perf-msg{background:#1e293b}.dark .pNIVaq_perf-msg h3{color:#f1f5f9}.dark .pNIVaq_perf-msg p{color:#94a3b8}.dark .pNIVaq_review-title{color:#cbd5e1}.dark .pNIVaq_review-item{background:#1e293b;border-color:#334155}.dark .pNIVaq_ri-word{color:#f1f5f9}.dark .pNIVaq_ri-py{color:#38bdf8}.dark .pNIVaq_ri-meaning{color:#94a3b8}.dark .pNIVaq_review-audio-btn{color:#38bdf8;background:#38bdf826}.dark .pNIVaq_ra-outline{color:#38bdf8;background:0 0;border-color:#38bdf8}.dark .pNIVaq_ra-outline:hover{background:#38bdf826}.dark .pNIVaq_ra-ghost{color:#cbd5e1;background:#1e293b}.dark .pNIVaq_ra-ghost:hover{color:#f1f5f9;background:#334155}@media (max-width:640px){.pNIVaq_answer-row,.pNIVaq_res-stats{grid-template-columns:1fr}.pNIVaq_top-bar{flex-direction:column;align-items:stretch;gap:10px}.pNIVaq_mode-tabs{width:100%}.pNIVaq_mode-tab{flex:1;justify-content:center}}
.uB3d1W_rq-page{background:#f8fafc;min-height:100vh}.dark .uB3d1W_rq-page{background:#0f172a}.uB3d1W_top-bar{z-index:100;background:#fff;border-bottom:1px solid #e5e7eb;align-items:center;max-width:1200px;margin:0 auto;padding:.6rem 1.25rem;display:flex;position:sticky;top:0}.uB3d1W_rq-header-safe{z-index:40;-webkit-backdrop-filter:blur(14px);background:#fffffff0;border-bottom:1px solid #e2e8f0;position:sticky;top:0}.dark .uB3d1W_rq-header-safe{background:#0f172af0;border-bottom-color:#1e293b}.uB3d1W_rq-header{justify-content:space-between;align-items:center;gap:1rem;max-width:1200px;margin:0 auto;padding:12px 1rem;display:flex}.uB3d1W_rq-header-actions{flex-shrink:0;align-items:center;gap:.5rem;display:flex}.uB3d1W_rq-tabs{max-width:1200px;margin:0 auto;padding:.25rem 1rem .5rem}.uB3d1W_sidebar-sticky{flex-shrink:0;align-self:start;width:280px;position:sticky;top:112px}.dark .uB3d1W_top-bar{background:#1e293b;border-color:#334155}.uB3d1W_breadcrumb{flex-wrap:wrap;align-items:center;gap:.25rem;display:flex}.uB3d1W_bc-link{color:#6b7280;align-items:center;gap:.2rem;font-size:.85rem;text-decoration:none;display:flex}.uB3d1W_bc-link:hover{color:#6366f1}.dark .uB3d1W_bc-link{color:#94a3b8}.dark .uB3d1W_bc-link:hover{color:#818cf8}.uB3d1W_bc-sep{color:#d1d5db}.dark .uB3d1W_bc-sep{color:#475569}.uB3d1W_bc-current{color:#374151;font-size:.85rem;font-weight:600}.dark .uB3d1W_bc-current{color:#e2e8f0}.uB3d1W_tabs-bar{max-width:1200px;margin:0 auto;padding:0 1rem}.uB3d1W_rq-container{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:1.5rem 1rem}.uB3d1W_quiz-layout{grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:1.25rem;display:grid}.uB3d1W_quiz-layout.uB3d1W_no-sidebar{grid-template-columns:1fr;max-width:960px;margin:0 auto}.uB3d1W_quiz-panel{background:#fff;border:1px solid #e2e8f0;border-radius:20px;min-width:0;overflow:hidden;box-shadow:0 4px 24px #00000014}.dark .uB3d1W_quiz-panel{background:#1e293b;border-color:#334155;box-shadow:0 4px 24px #0000004d}.uB3d1W_state-box{text-align:center;color:#64748b;flex-direction:column;justify-content:center;align-items:center;gap:.75rem;padding:3rem;display:flex}.uB3d1W_spin-icon{font-size:2rem;animation:1s linear infinite uB3d1W_rq-spin}@keyframes uB3d1W_rq-spin{to{transform:rotate(360deg)}}.uB3d1W_warn-icon{color:#f59e0b;font-size:2.5rem}.uB3d1W_state-box h2{color:#1e293b;margin:0;font-size:1.1rem;font-weight:700}.dark .uB3d1W_state-box h2{color:#f1f5f9}.uB3d1W_state-box p{margin:0;font-size:.85rem}.uB3d1W_q-header{border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;padding:1.1rem 1.5rem;display:flex}.dark .uB3d1W_q-header{border-color:#334155}.uB3d1W_q-header-left{align-items:center;gap:.75rem;display:flex}.uB3d1W_back-btn{color:#475569;cursor:pointer;background:#f1f5f9;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;text-decoration:none;transition:background .2s;display:flex}.dark .uB3d1W_back-btn{color:#cbd5e1;background:#334155}.uB3d1W_back-btn:hover{background:#e2e8f0}.dark .uB3d1W_back-btn:hover{background:#475569}.uB3d1W_q-title{color:#1e293b;margin:0;font-size:1.15rem;font-weight:700}.dark .uB3d1W_q-title{color:#f1f5f9}.uB3d1W_q-subtitle{color:#64748b;margin:.1rem 0 0;font-size:.78rem}.dark .uB3d1W_q-subtitle{color:#94a3b8}.uB3d1W_q-badge{color:#6366f1;background:#eef2ff;border-radius:99px;padding:.35rem .85rem;font-size:.85rem;font-weight:700}.dark .uB3d1W_q-badge{color:#818cf8;background:#6366f133}.uB3d1W_q-body{padding:1.25rem 1.5rem}.uB3d1W_prog-track{background:#e2e8f0;border-radius:3px;height:5px;margin-bottom:1rem;overflow:hidden}.dark .uB3d1W_prog-track{background:#334155}.uB3d1W_prog-fill{background:linear-gradient(90deg,#6366f1,#a78bfa);border-radius:3px;height:100%;transition:width .4s}.uB3d1W_score-row{align-items:center;gap:.5rem;margin-bottom:1rem;display:flex}.uB3d1W_pill{border-radius:99px;align-items:center;gap:.2rem;padding:.12rem .45rem;font-size:.75rem;font-weight:700;display:flex}.uB3d1W_pill-ok{color:#16a34a;background:#f0fdf4}.dark .uB3d1W_pill-ok{color:#4ade80;background:#16a34a33}.uB3d1W_pill-bad{color:#dc2626;background:#fef2f2}.dark .uB3d1W_pill-bad{color:#f87171;background:#dc262633}.uB3d1W_pill-rest{color:#64748b;background:#f1f5f9}.dark .uB3d1W_pill-rest{color:#94a3b8;background:#334155}.uB3d1W_restart-mini{color:#64748b;cursor:pointer;background:#f1f5f9;border:none;border-radius:8px;justify-content:center;align-items:center;width:26px;height:26px;margin-left:auto;transition:all .2s;display:flex}.dark .uB3d1W_restart-mini{color:#94a3b8;background:#334155}.uB3d1W_restart-mini:hover{color:#1e293b;background:#e2e8f0}.dark .uB3d1W_restart-mini:hover{color:#f1f5f9;background:#475569}.uB3d1W_qcard{background:linear-gradient(135deg,#fafbff 0%,#f0f4ff 100%);border:1px solid #e2e8f0;border-radius:18px;padding:1.5rem}.dark .uB3d1W_qcard{background:linear-gradient(135deg,#1e293b 0%,#0f172a 100%);border-color:#334155}.uB3d1W_q-number{color:#a5b4fc;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.75rem;font-size:.72rem;font-weight:800}.dark .uB3d1W_q-number{color:#818cf8}.uB3d1W_q-prompt{color:#1e293b;font-size:1.35rem;font-weight:700;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);flex-wrap:wrap;align-items:baseline;gap:.25rem;margin-bottom:1.25rem;line-height:1.7;display:flex}.dark .uB3d1W_q-prompt{color:#f1f5f9}.uB3d1W_q-pinyin{color:#6366f1;font-family:inherit;font-size:1rem;font-style:italic;font-weight:600}.dark .uB3d1W_q-pinyin{color:#818cf8}.uB3d1W_q-pinyin-word{color:#6366f1;margin-right:.25rem;font-size:1rem;font-style:italic;font-weight:500}.dark .uB3d1W_q-pinyin-word{color:#818cf8}.uB3d1W_q-blank{color:#dc2626}.uB3d1W_blank-slot{text-align:center;color:#dc2626;border-bottom:2px dashed #dc2626;min-width:1.5em;transition:all .3s;display:inline-block}.uB3d1W_blank-slot.uB3d1W_filled{color:#16a34a;border-bottom-color:#16a34a}.dark .uB3d1W_blank-slot.uB3d1W_filled{color:#4ade80;border-bottom-color:#4ade80}.uB3d1W_q-component{color:#1e293b}.dark .uB3d1W_q-component{color:#f1f5f9}.uB3d1W_q-context{color:#94a3b8}.uB3d1W_q-arrow{color:#94a3b8;margin:0 .15rem;font-size:1rem}.uB3d1W_q-full-char{color:#16a34a;font-size:1.6rem}.dark .uB3d1W_q-full-char{color:#4ade80}.uB3d1W_opts-grid{grid-template-columns:1fr 1fr;gap:.5rem;margin-bottom:.5rem;display:grid}.uB3d1W_opt-btn{cursor:pointer;text-align:left;background:#fff;border:2px solid #e2e8f0;border-radius:14px;align-items:center;gap:.5rem;padding:.8rem .9rem;font-family:inherit;transition:all .2s;display:flex}.dark .uB3d1W_opt-btn{color:#f1f5f9;background:#1e293b;border-color:#334155}.uB3d1W_opt-btn:hover:not(:disabled):not(.uB3d1W_opt-locked){background:#fafbff;border-color:#6366f1;transform:translateY(-1px);box-shadow:0 4px 12px #6366f11a}.dark .uB3d1W_opt-btn:hover:not(:disabled):not(.uB3d1W_opt-locked){background:#334155;border-color:#818cf8}.uB3d1W_opt-btn.uB3d1W_opt-locked{cursor:default}:is(.uB3d1W_opt-btn.uB3d1W_selected,.uB3d1W_opt-btn.selected){background:#eef2ff;border-color:#6366f1;box-shadow:0 0 0 1px #6366f1}:is(.dark .uB3d1W_opt-btn.uB3d1W_selected,.dark .uB3d1W_opt-btn.selected){background:#6366f133;border-color:#818cf8;box-shadow:0 0 0 1px #818cf8}:is(.uB3d1W_opt-btn.uB3d1W_selected .uB3d1W_opt-letter,.uB3d1W_opt-btn.selected .uB3d1W_opt-letter){color:#fff;background:#6366f1}:is(.dark .uB3d1W_opt-btn.uB3d1W_selected .uB3d1W_opt-letter,.dark .uB3d1W_opt-btn.selected .uB3d1W_opt-letter){color:#0f172a;background:#818cf8}.uB3d1W_opt-btn.uB3d1W_correct{background:#f0fdf4;border-color:#16a34a}.dark .uB3d1W_opt-btn.uB3d1W_correct{background:#16a34a33;border-color:#4ade80}.uB3d1W_opt-btn.uB3d1W_wrong{background:#fef2f2;border-color:#dc2626;animation:.4s uB3d1W_rq-shake}.dark .uB3d1W_opt-btn.uB3d1W_wrong{background:#dc262633;border-color:#f87171}.uB3d1W_opt-btn:disabled{cursor:default}@keyframes uB3d1W_rq-shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}75%{transform:translate(4px)}}.uB3d1W_opt-letter{color:#64748b;background:#f1f5f9;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;font-size:.75rem;font-weight:800;display:flex}.dark .uB3d1W_opt-letter{color:#cbd5e1;background:#334155}.uB3d1W_opt-btn.uB3d1W_correct .uB3d1W_opt-letter{color:#166534;background:#dcfce7}.dark .uB3d1W_opt-btn.uB3d1W_correct .uB3d1W_opt-letter{color:#dcfce7;background:#166534}.uB3d1W_opt-btn.uB3d1W_wrong .uB3d1W_opt-letter{color:#991b1b;background:#fee2e2}.dark .uB3d1W_opt-btn.uB3d1W_wrong .uB3d1W_opt-letter{color:#fee2e2;background:#991b1b}.uB3d1W_opt-radical{color:#1e293b;font-size:1.5rem;font-weight:800;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif)}.dark .uB3d1W_opt-radical{color:#f1f5f9}.uB3d1W_opt-name{color:#64748b;flex:1;font-size:.78rem;font-weight:600}.dark .uB3d1W_opt-name{color:#94a3b8}.uB3d1W_opt-icon{flex-shrink:0;font-size:1rem}.uB3d1W_icon-ok{color:#16a34a}.uB3d1W_icon-bad{color:#dc2626}.uB3d1W_fb{border-radius:14px;margin-top:.75rem;padding:.85rem}.uB3d1W_fb-ok{background:#f0fdf4;border:1px solid #bbf7d0}.dark .uB3d1W_fb-ok{background:#16a34a26;border-color:#16a34a4d}.uB3d1W_fb-bad{background:#fef2f2;border:1px solid #fecaca}.dark .uB3d1W_fb-bad{background:#dc262626;border-color:#dc26264d}.uB3d1W_fb-head{justify-content:space-between;align-items:center;gap:.35rem;margin-bottom:.4rem;font-size:.9rem;font-weight:700;display:flex}.uB3d1W_fb-ok .uB3d1W_fb-head{color:#166534}.dark .uB3d1W_fb-ok .uB3d1W_fb-head{color:#4ade80}.uB3d1W_fb-bad .uB3d1W_fb-head{color:#991b1b}.dark .uB3d1W_fb-bad .uB3d1W_fb-head{color:#f87171}.uB3d1W_fb-text{color:#1e293b;margin:0 0 .65rem;font-size:.95rem;line-height:1.7}.dark .uB3d1W_fb-text{color:#f1f5f9}.uB3d1W_fb-text strong{font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);color:#0f172a;font-size:1.25rem;font-weight:700}.dark .uB3d1W_fb-text strong{color:#fff}.uB3d1W_fb-pinyin{color:#4f46e5;margin-right:.2rem;font-size:1rem;font-style:italic;font-weight:700}.dark .uB3d1W_fb-pinyin{color:#818cf8}.uB3d1W_analyze-btn-inline{color:#4f46e5;cursor:pointer;background:#fff;border:1.5px solid #e0e7ff;border-radius:10px;align-items:center;gap:6px;padding:6px 12px;font-size:.8rem;font-weight:700;transition:all .15s;display:inline-flex}.dark .uB3d1W_analyze-btn-inline{color:#a5b4fc;background:#1e293b;border-color:#4338ca}.uB3d1W_analyze-btn-inline:hover{background:#e0e7ff;border-color:#6366f1}.dark .uB3d1W_analyze-btn-inline:hover{background:#312e81}.uB3d1W_analyze-btn-inline strong{color:#c91352;font-size:.95rem;font-family:var(--chinese-font,sans-serif)}.dark .uB3d1W_analyze-btn-inline strong{color:#f43f5e}.uB3d1W_fb-formula{color:#1e293b;font-size:1.25rem;font-weight:700;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);margin-bottom:6px;display:inline-block}.dark .uB3d1W_fb-formula{color:#f1f5f9}.uB3d1W_detail-loader-mini{color:#64748b;align-items:center;gap:8px;padding:.75rem;font-size:.82rem;display:flex}.uB3d1W_quiz-char-details{background:0 0;border:none;margin-top:.75rem;padding:0;display:block}.uB3d1W_quiz-details-grid{text-align:left;grid-template-columns:1.2fr 1fr;gap:12px;display:grid}@media (max-width:767px){.uB3d1W_quiz-details-grid{grid-template-columns:1fr}}.uB3d1W_quiz-compact-section{border:1px solid #e2e8f0;border-radius:12px!important;margin-top:0!important;padding:1rem!important;box-shadow:0 1px 2px #00000008!important}.dark .uB3d1W_quiz-compact-section{background:#1e293b!important;border-color:#334155!important}.uB3d1W_quiz-compact-title{gap:.5rem!important;margin-bottom:.75rem!important;font-size:.95rem!important}.uB3d1W_quiz-compact-mnemonic-text{font-size:.85rem!important;line-height:1.5!important}.uB3d1W_quiz-compact-tree{padding:5px 0!important}.uB3d1W_quiz-compact-tree-root{border-radius:10px!important;min-width:70px!important;padding:10px 12px!important}.uB3d1W_quiz-compact-tree-root .uB3d1W_tp-root-char{font-size:1.8rem!important}.uB3d1W_quiz-compact-tree-root .uB3d1W_tp-root-pinyin{margin-top:2px!important;font-size:.72rem!important}.uB3d1W_quiz-compact-tree-root .uB3d1W_tp-root-meaning{max-width:75px!important;font-size:.68rem!important}.uB3d1W_quiz-compact-branch-line{width:16px!important}.uB3d1W_quiz-compact-branch-connector{width:12px!important}.uB3d1W_quiz-compact-branch-card{border-radius:10px!important;gap:8px!important;min-width:140px!important;padding:6px 10px!important}.uB3d1W_quiz-compact-bo{min-width:30px!important;font-size:1.5rem!important}.uB3d1W_quiz-compact-ten-bo{font-size:.8rem!important}.uB3d1W_quiz-compact-nghia-bo{font-size:.68rem!important}.uB3d1W_details-section{text-align:left;background:#fff;border-radius:16px;padding:1.5rem;box-shadow:0 1px 3px #0000001a}.dark .uB3d1W_details-section{background:#1e293b}.uB3d1W_details-title{color:#1f2937;align-items:center;gap:.75rem;margin-top:0;margin-bottom:1.5rem;font-size:1.25rem;font-weight:700;display:flex}.dark .uB3d1W_details-title{color:#f1f5f9}.uB3d1W_mnemonic-text-update{color:#374151;margin:0;font-size:.95rem;line-height:1.6}.dark .uB3d1W_mnemonic-text-update{color:#cbd5e1}.uB3d1W_mnemonic-bold{color:#111827;font-weight:700}.dark .uB3d1W_mnemonic-bold{color:#fbbf24}.uB3d1W_tp-tree{align-items:center;gap:0;padding:10px 0;display:flex;overflow-x:auto}.uB3d1W_tp-tree-root{background:linear-gradient(135deg,#ea580c,#f97316);border-radius:14px;flex-direction:column;flex-shrink:0;align-items:center;min-width:90px;padding:16px 20px;display:flex;box-shadow:0 4px 16px #ea580c4d}.uB3d1W_tp-root-char{color:#fff;font-size:2.4rem;font-weight:800;line-height:1.1;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif)}.uB3d1W_tp-root-pinyin{color:#fed7aa;margin-top:4px;font-size:.8rem;font-style:italic}.uB3d1W_tp-root-meaning{color:#ffedd5;text-align:center;white-space:nowrap;text-overflow:ellipsis;max-width:100px;margin-top:2px;font-size:.75rem;overflow:hidden}.uB3d1W_tp-tree-branches{align-items:center;display:flex;position:relative}.uB3d1W_tp-branch-line{background:#d1d5db;flex-shrink:0;width:28px;height:2px;position:relative}.dark .uB3d1W_tp-branch-line{background:#475569}.uB3d1W_tp-branch-items{flex-direction:column;gap:10px;padding-left:0;display:flex;position:relative}.uB3d1W_tp-branch-items:before{content:"";background:#d1d5db;width:2px;height:calc(100% - 40px);position:absolute;top:50%;left:0;transform:translateY(-50%)}.uB3d1W_tp-branch-items:has(>:only-child):before{display:none}.dark .uB3d1W_tp-branch-items:before{background:#475569}.uB3d1W_tp-branch-item{align-items:center;display:flex;position:relative}.uB3d1W_tp-branch-connector{background:#d1d5db;flex-shrink:0;width:22px;height:2px}.dark .uB3d1W_tp-branch-connector{background:#475569}.uB3d1W_tp-branch-card{background:#fffbeb;border:1.5px solid #fbbf2433;border-radius:12px;align-items:center;gap:12px;min-width:180px;padding:10px 16px;display:flex}.dark .uB3d1W_tp-branch-card{background:#292524;border-color:#fbbf244d}.uB3d1W_tp-bo{color:#92400e;text-align:center;min-width:44px;font-size:2rem;font-weight:700;line-height:1;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif)}.dark .uB3d1W_tp-bo{color:#fde68a}.uB3d1W_tp-info{flex:1;min-width:0}.uB3d1W_tp-ten-bo{color:#78350f;margin-bottom:2px;font-size:.9rem;font-weight:600}.dark .uB3d1W_tp-ten-bo{color:#fcd34d}.uB3d1W_tp-nghia-bo{color:#78350f;font-size:.8rem}.dark .uB3d1W_tp-nghia-bo{color:#e7e5e4}.uB3d1W_next-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;border-radius:12px;justify-content:center;align-items:center;gap:.4rem;width:100%;padding:.7rem;font-family:inherit;font-size:.88rem;font-weight:700;transition:all .15s;display:flex;box-shadow:0 4px 12px #6366f14d}.uB3d1W_next-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px #6366f166}.uB3d1W_results-card{flex-direction:column;gap:1.25rem;padding:1.75rem;display:flex}.uB3d1W_res-top{text-align:center;flex-direction:column;align-items:center;gap:.4rem;display:flex}.uB3d1W_trophy{font-size:2.5rem}.uB3d1W_res-top h2{color:#1e293b;margin:0;font-size:1.25rem;font-weight:800}.dark .uB3d1W_res-top h2{color:#f1f5f9}.uB3d1W_res-top p{color:#64748b;margin:0;font-size:.82rem}.dark .uB3d1W_res-top p{color:#94a3b8}.uB3d1W_res-stats{grid-template-columns:repeat(3,1fr);gap:.6rem;display:grid}.uB3d1W_stat{border-radius:14px;flex-direction:column;align-items:center;gap:.2rem;padding:.85rem;display:flex}.uB3d1W_stat-ok{color:#16a34a;background:#f0fdf4}.dark .uB3d1W_stat-ok{color:#4ade80;background:#16a34a33}.uB3d1W_stat-bad{color:#dc2626;background:#fef2f2}.dark .uB3d1W_stat-bad{color:#f87171;background:#dc262633}.uB3d1W_stat-acc{color:#6366f1;background:#eef2ff}.dark .uB3d1W_stat-acc{color:#818cf8;background:#6366f133}.uB3d1W_stat strong{font-size:1.5rem;font-weight:900}.uB3d1W_stat span{opacity:.7;font-size:.7rem;font-weight:600}.uB3d1W_rev-block{flex-direction:column;gap:.5rem;display:flex}.uB3d1W_rev-title{color:#475569;align-items:center;gap:.35rem;font-size:.82rem;font-weight:700;display:flex}.dark .uB3d1W_rev-title{color:#94a3b8}.uB3d1W_rev-list{flex-direction:column;gap:.3rem;max-height:320px;display:flex;overflow-y:auto}.uB3d1W_rev-row{background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;align-items:center;gap:.5rem;padding:.45rem .7rem;font-size:.82rem;display:flex}.dark .uB3d1W_rev-row{color:#cbd5e1;background:#0f172a;border-color:#334155}.uB3d1W_rev-row.uB3d1W_rev-wrong{background:#fef2f2;border-color:#fecaca}.dark .uB3d1W_rev-row.uB3d1W_rev-wrong{background:#dc262626;border-color:#dc262666}.uB3d1W_rev-num{color:#94a3b8;min-width:18px;font-size:.7rem;font-weight:700}.uB3d1W_rev-radical{color:#6366f1;font-size:1.1rem;font-weight:800;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif)}.dark .uB3d1W_rev-radical{color:#818cf8}.uB3d1W_rev-plus,.uB3d1W_rev-eq{color:#94a3b8;font-size:.75rem}.uB3d1W_rev-comp{color:#475569;font-size:.95rem;font-weight:700;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif)}.dark .uB3d1W_rev-comp{color:#cbd5e1}.uB3d1W_rev-char{color:#1e293b;font-size:1.15rem;font-weight:800;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif)}.dark .uB3d1W_rev-char{color:#f1f5f9}.uB3d1W_rev-mean{color:#64748b;text-align:right;flex:1;font-size:.75rem}.dark .uB3d1W_rev-mean{color:#94a3b8}.uB3d1W_res-actions{flex-wrap:wrap;gap:.5rem;display:flex}.uB3d1W_act-btn{cursor:pointer;border:none;border-radius:12px;align-items:center;gap:.35rem;padding:.6rem 1rem;font-family:inherit;font-size:.82rem;font-weight:700;text-decoration:none;transition:all .15s;display:inline-flex}.uB3d1W_act-primary{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6);box-shadow:0 4px 12px #6366f14d}.uB3d1W_act-primary:hover{transform:translateY(-1px)}.uB3d1W_act-outline{color:#6366f1;background:#fff;border:1.5px solid #6366f1}.dark .uB3d1W_act-outline{color:#818cf8;background:#1e293b;border-color:#818cf8}.uB3d1W_act-outline:hover{background:#eef2ff}.dark .uB3d1W_act-outline:hover{background:#312e81}.uB3d1W_act-ghost{color:#475569;background:#f1f5f9}.dark .uB3d1W_act-ghost{color:#cbd5e1;background:#334155}.uB3d1W_act-ghost:hover{background:#e2e8f0}.dark .uB3d1W_act-ghost:hover{background:#475569}.uB3d1W_sidebar-panel{width:280px;position:sticky;top:1rem}@media (max-width:1024px){.uB3d1W_quiz-layout{grid-template-columns:1fr}.uB3d1W_sidebar-panel{display:none}.uB3d1W_sidebar-sticky{width:100%;position:static}}@media (max-width:768px){.uB3d1W_rq-header-safe{position:static}.uB3d1W_kbd-hint-bar{display:none}}@media (max-width:600px){.uB3d1W_opts-grid{grid-template-columns:1fr}.uB3d1W_q-prompt{font-size:1.15rem}}.uB3d1W_analyze-btn{color:#4f46e5;cursor:pointer;background:#eef2ff;border:1px solid #c7d2fe;border-radius:8px;align-items:center;gap:4px;margin-left:8px;padding:4px 8px;font-size:.75rem;font-weight:700;transition:all .15s;display:inline-flex}.dark .uB3d1W_analyze-btn{color:#c7d2fe;background:#312e81;border-color:#4338ca}.uB3d1W_analyze-btn:hover{color:#fff;background:#6366f1;border-color:#6366f1;transform:scale(1.05)}.uB3d1W_audio-btn-inline{color:#475569;cursor:pointer;vertical-align:middle;background:#f8fafc;border:1px solid #cbd5e1;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;margin-left:6px;margin-right:6px;transition:all .15s;display:inline-flex}.dark .uB3d1W_audio-btn-inline{color:#cbd5e1;background:#334155;border-color:#475569}.uB3d1W_audio-btn-inline:hover{color:#1e293b;background:#e2e8f0;border-color:#94a3b8}.dark .uB3d1W_audio-btn-inline:hover{color:#f1f5f9;background:#475569}
._3aWIEG_hsk30-lesson-page{color:#0f172a;background:#f0f4f8;min-height:100vh}._3aWIEG_wrap{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}._3aWIEG_topbar{z-index:40;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffffff0;border-bottom:1px solid #e2e8f0;position:sticky;top:0}._3aWIEG_topbar-inner{flex-direction:column;gap:10px;padding:12px 1rem;display:flex}._3aWIEG_breadcrumb{align-items:center;gap:5px;font-size:.78rem;display:flex}._3aWIEG_bc-link{color:#64748b;align-items:center;text-decoration:none;display:inline-flex}._3aWIEG_bc-link:hover{color:#3b82f6}._3aWIEG_bc-sep{color:#cbd5e1;font-size:.65rem}._3aWIEG_bc-current{color:#0f172a;font-weight:700}._3aWIEG_layout{grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:1.25rem;padding:20px 1rem 72px;display:grid}._3aWIEG_main{min-width:0}._3aWIEG_sidebar{align-self:start;width:280px;position:sticky;top:112px}._3aWIEG_state-wrap{justify-content:center;padding:80px 24px;display:flex}._3aWIEG_state-card,._3aWIEG_card{background:#fff;border:1px solid #e2e8f0;border-radius:20px;box-shadow:0 8px 28px #0f172a0d}._3aWIEG_state-card{text-align:center;color:#475569;flex-direction:column;align-items:center;gap:16px;padding:44px 36px;display:flex}._3aWIEG_state-error{color:#dc2626}._3aWIEG_spinner{border:3px solid #e2e8f0;border-top-color:#3b82f6;border-radius:50%;width:40px;height:40px;animation:.8s linear infinite _3aWIEG_spin}._3aWIEG_hero{color:#0f172a;background:#fff;border:1px solid #e2e8f0;border-radius:18px;justify-content:space-between;align-items:center;gap:16px;margin-bottom:14px;padding:16px 20px;display:flex;box-shadow:0 4px 16px #0f172a0a}._3aWIEG_hero-main{flex-direction:column;gap:4px;min-width:0;display:flex}._3aWIEG_hero-title-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}._3aWIEG_hero h1{color:#0f172a;margin:0;font-size:1.2rem;font-weight:800;line-height:1.3}._3aWIEG_hero p{color:#64748b;margin:0;font-size:.84rem;line-height:1.4}._3aWIEG_hero-tag{color:#2563eb;text-transform:uppercase;letter-spacing:.03em;background:#eff6ff;border:1px solid #bfdbfe;border-radius:999px;flex-shrink:0;align-items:center;gap:5px;padding:3px 9px;font-size:.7rem;font-weight:700;display:inline-flex}._3aWIEG_hero-stats{flex-direction:row;flex-shrink:0;align-items:center;gap:8px;display:flex}._3aWIEG_hero-stats span{color:#475569;white-space:nowrap;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;align-items:center;gap:4px;padding:6px 12px;font-size:.82rem;font-weight:600;display:inline-flex}._3aWIEG_hero-stats span strong{color:#0f172a;font-weight:800}._3aWIEG_hero-stats ._3aWIEG_stat-ok{color:#15803d;background:#f0fdf4;border-color:#bbf7d0}._3aWIEG_hero-stats ._3aWIEG_stat-ok strong{color:#15803d}._3aWIEG_hero-stats ._3aWIEG_stat-bad{color:#b91c1c;background:#fef2f2;border-color:#fecaca}._3aWIEG_hero-stats ._3aWIEG_stat-bad strong{color:#b91c1c}._3aWIEG_quiz,._3aWIEG_results{padding:20px}._3aWIEG_quiz-head,._3aWIEG_result-head,._3aWIEG_result-actions{justify-content:space-between;align-items:center;gap:12px;display:flex}._3aWIEG_progress-row{flex:1;align-items:center;gap:12px;display:flex}._3aWIEG_progress-row span{color:#475569;font-variant-numeric:tabular-nums;font-size:.84rem;font-weight:700}._3aWIEG_progress-track{background:#e2e8f0;border-radius:999px;flex:1;height:8px;overflow:hidden}._3aWIEG_progress-fill{background:linear-gradient(90deg,#3b82f6,#60a5fa);border-radius:999px;height:100%;transition:width .35s}._3aWIEG_mode-tabs{background:#f1f5f9;border:1px solid #e2e8f0;border-radius:12px;gap:4px;padding:4px;display:inline-flex}._3aWIEG_mode-tab{color:#64748b;cursor:pointer;background:0 0;border:none;border-radius:9px;align-items:center;gap:6px;padding:7px 12px;font-size:.8rem;font-weight:700;transition:all .2s;display:inline-flex}._3aWIEG_mode-tab:hover{color:#0f172a}._3aWIEG_mode-tab._3aWIEG_active{color:#2563eb;background:#fff;box-shadow:0 1px 4px #0f172a14}._3aWIEG_quiz-body{margin-top:18px}._3aWIEG_image-wrap{background:linear-gradient(#f8fafc 0%,#eff6ff 100%);border:1px solid #e2e8f0;border-radius:18px;justify-content:center;padding:14px;display:flex}._3aWIEG_question-image{object-fit:contain;background:#fff;border:1px solid #e2e8f0;border-radius:16px;width:min(100%,380px);max-height:280px;box-shadow:0 8px 24px #0f172a14}._3aWIEG_word-box{text-align:center;flex-direction:column;align-items:center;gap:8px;margin:18px 0;display:flex}._3aWIEG_hanzi,._3aWIEG_feedback-hanzi{font-size:calc(3rem + var(--chinese-font-size-adjust,0px));font-weight:var(--chinese-font-weight,900);color:#0f172a;line-height:1.05;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif)}._3aWIEG_pinyin,._3aWIEG_feedback-pinyin{color:#2563eb;font-size:1rem;font-weight:600}._3aWIEG_meaning{color:#475569;font-weight:600}._3aWIEG_prompt{color:#334155;text-align:center;background:#f8fafc;border:1px solid #e2e8f0;border-radius:16px;margin-bottom:18px;padding:14px 16px;line-height:1.6}._3aWIEG_prompt strong{color:#0f172a;font-weight:800}._3aWIEG_answer-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}._3aWIEG_answer-btn{cursor:pointer;border-radius:16px;justify-content:center;align-items:center;gap:8px;padding:15px 16px;font-size:1rem;font-weight:800;transition:all .18s;display:inline-flex}._3aWIEG_answer-btn:active{transform:scale(.98)}._3aWIEG_answer-ok{color:#15803d;background:#f0fdf4;border:1.5px solid #bbf7d0;box-shadow:0 2px 8px #16a34a0f}._3aWIEG_answer-ok:hover{background:#dcfce7;border-color:#86efac;transform:translateY(-1px)}._3aWIEG_answer-bad{color:#b91c1c;background:#fef2f2;border:1.5px solid #fecaca;box-shadow:0 2px 8px #dc26260f}._3aWIEG_answer-bad:hover{background:#fee2e2;border-color:#fca5a5;transform:translateY(-1px)}._3aWIEG_feedback{flex-direction:column;gap:14px;display:flex}._3aWIEG_feedback-banner{border-radius:14px;align-items:center;gap:8px;padding:12px 14px;font-size:.92rem;font-weight:800;display:flex}._3aWIEG_fb-ok{color:#15803d;background:#ecfdf5;border:1px solid #bbf7d0}._3aWIEG_fb-bad{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca}._3aWIEG_feedback-card{background:#f8fafc;border:1px solid #e2e8f0;border-radius:18px;align-items:center;gap:16px;padding:16px;display:flex}._3aWIEG_feedback-copy{color:#334155;flex-direction:column;flex:1;gap:6px;font-size:.92rem;display:flex}._3aWIEG_feedback-copy strong{color:#0f172a;font-weight:700}._3aWIEG_score-circle{color:#fff;background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:84px;height:84px;font-size:1.2rem;font-weight:900;display:flex;box-shadow:0 6px 18px #f59e0b4d}._3aWIEG_result-head h2{color:#0f172a;margin:0 0 4px;font-size:1.25rem;font-weight:800}._3aWIEG_result-head p{color:#475569;margin:0;line-height:1.55}._3aWIEG_result-stats{flex-wrap:wrap;gap:10px;margin:18px 0;display:flex}._3aWIEG_result-stats span{color:#475569;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:999px;align-items:center;padding:6px 12px;font-size:.82rem;font-weight:700;display:inline-flex}._3aWIEG_result-stats ._3aWIEG_ok{color:#15803d;background:#f0fdf4;border-color:#bbf7d0}._3aWIEG_result-stats ._3aWIEG_bad{color:#b91c1c;background:#fef2f2;border-color:#fecaca}._3aWIEG_review-list{flex-direction:column;gap:10px;margin-bottom:18px;display:flex}._3aWIEG_review-item{background:#f8fafc;border:1px solid #e2e8f0;border-radius:16px;align-items:center;gap:12px;padding:12px;display:flex}._3aWIEG_review-img{object-fit:cover;background:#fff;border:1px solid #e2e8f0;border-radius:14px;width:72px;height:72px}._3aWIEG_review-copy{color:#475569;flex-direction:column;flex:1;gap:4px;min-width:0;font-size:.86rem;display:flex}._3aWIEG_review-copy strong{color:#0f172a;font-size:1rem}._3aWIEG_btn,._3aWIEG_icon-btn{cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;text-decoration:none;display:inline-flex}._3aWIEG_btn{border-radius:12px;padding:11px 18px;font-size:.9rem;font-weight:800;transition:all .2s}._3aWIEG_btn:hover{filter:brightness(.96)}._3aWIEG_btn-primary{color:#fff;background:linear-gradient(135deg,#2563eb,#1d4ed8);box-shadow:0 4px 12px #2563eb47}._3aWIEG_btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px #2563eb59}._3aWIEG_btn-outline{color:#1d4ed8;background:#fff;box-shadow:inset 0 0 0 1px #93c5fd}._3aWIEG_btn-outline:hover{background:#eff6ff}._3aWIEG_btn-ghost{color:#475569;background:#f1f5f9;border:1px solid #e2e8f0}._3aWIEG_btn-ghost:hover{color:#0f172a;background:#e2e8f0}._3aWIEG_next-btn{width:100%}._3aWIEG_icon-btn{color:#1d4ed8;background:#dbeafe;border-radius:10px;flex-shrink:0;width:38px;height:38px;transition:all .18s}._3aWIEG_icon-btn:not(._3aWIEG_audio-btn):hover{color:#1e40af;background:#bfdbfe}._3aWIEG_audio-btn{color:#fff;background:linear-gradient(135deg,#4299e1 0%,#667eea 100%);border-radius:50%;width:72px;height:72px;transition:all .2s;box-shadow:0 8px 24px #4299e147}._3aWIEG_audio-btn:hover{transform:scale(1.04);box-shadow:0 10px 28px #4299e161}._3aWIEG_audio-btn._3aWIEG_playing{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}._3aWIEG_audio-btn._3aWIEG_paused{background:#94a3b8}._3aWIEG_audio-text{color:#475569;font-size:.86rem;font-weight:700}@keyframes _3aWIEG_spin{to{transform:rotate(360deg)}}@media (max-width:1024px){._3aWIEG_layout{grid-template-columns:1fr}._3aWIEG_sidebar{width:100%;position:static}}@media (max-width:900px){._3aWIEG_topbar{position:static}._3aWIEG_hero{flex-direction:column;align-items:flex-start;gap:10px}._3aWIEG_hero-stats{flex-wrap:wrap;width:100%}._3aWIEG_quiz-head,._3aWIEG_result-head,._3aWIEG_result-actions{flex-direction:column;align-items:stretch}._3aWIEG_answer-row{grid-template-columns:1fr}}@media (max-width:640px){._3aWIEG_wrap{width:min(1200px,100% - 16px);padding:0 8px}._3aWIEG_layout{padding:16px 8px 56px}._3aWIEG_hero h1{font-size:1.05rem}._3aWIEG_review-item,._3aWIEG_feedback-card{flex-direction:column;align-items:flex-start}}.dark ._3aWIEG_hsk30-lesson-page{color:#f1f5f9;background:#020617}.dark ._3aWIEG_topbar{background:#0f172af0;border-bottom-color:#1e293b}.dark ._3aWIEG_bc-link{color:#94a3b8}.dark ._3aWIEG_bc-link:hover{color:#f8fafc}.dark ._3aWIEG_bc-current{color:#f8fafc}.dark ._3aWIEG_bc-sep{color:#475569}:is(.dark ._3aWIEG_state-card,.dark ._3aWIEG_card){color:#f1f5f9;background:#0f172a;border-color:#1e293b;box-shadow:0 10px 30px #00000059}.dark ._3aWIEG_state-error{color:#f87171}.dark ._3aWIEG_spinner{border-color:#60a5fa #1e293b #1e293b}.dark ._3aWIEG_hero{color:#f8fafc;background:#0f172a;border:1px solid #1e293b;box-shadow:0 4px 16px #00000059}.dark ._3aWIEG_hero h1{color:#f8fafc}.dark ._3aWIEG_hero p{color:#94a3b8}.dark ._3aWIEG_hero-tag{color:#38bdf8;background:#38bdf81f;border-color:#38bdf840}.dark ._3aWIEG_hero-stats span{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark ._3aWIEG_hero-stats span strong{color:#f8fafc}.dark ._3aWIEG_hero-stats ._3aWIEG_stat-ok{color:#4ade80;background:#16a34a24;border-color:#22c55e52}.dark ._3aWIEG_hero-stats ._3aWIEG_stat-ok strong{color:#4ade80}.dark ._3aWIEG_hero-stats ._3aWIEG_stat-bad{color:#f87171;background:#dc262624;border-color:#f8717152}.dark ._3aWIEG_hero-stats ._3aWIEG_stat-bad strong{color:#f87171}.dark ._3aWIEG_progress-row span{color:#94a3b8}.dark ._3aWIEG_progress-track{background:#1e293b}.dark ._3aWIEG_mode-tabs{background:#1e293b;border-color:#334155}.dark ._3aWIEG_mode-tab{color:#94a3b8}.dark ._3aWIEG_mode-tab:hover{color:#f1f5f9}.dark ._3aWIEG_mode-tab._3aWIEG_active{color:#60a5fa;background:#0f172a;box-shadow:0 1px 4px #00000059}.dark ._3aWIEG_image-wrap{background:linear-gradient(#0b1120 0%,#111827 100%);border-color:#1e293b}.dark ._3aWIEG_question-image{background:#fff;border-color:#334155;box-shadow:0 10px 30px #00000073}:is(.dark ._3aWIEG_hanzi,.dark ._3aWIEG_feedback-hanzi){color:#f8fafc}:is(.dark ._3aWIEG_pinyin,.dark ._3aWIEG_feedback-pinyin){color:#60a5fa}.dark ._3aWIEG_meaning{color:#cbd5e1}.dark ._3aWIEG_audio-text{color:#94a3b8}.dark ._3aWIEG_prompt{color:#cbd5e1;background:#111827;border-color:#1e293b}.dark ._3aWIEG_prompt strong{color:#f8fafc}.dark ._3aWIEG_answer-ok{color:#4ade80;box-shadow:none;background:#16a34a24;border-color:#22c55e59}.dark ._3aWIEG_answer-ok:hover{background:#16a34a3d;border-color:#4ade808c}.dark ._3aWIEG_answer-bad{color:#f87171;box-shadow:none;background:#dc262624;border-color:#f8717159}.dark ._3aWIEG_answer-bad:hover{background:#dc26263d;border-color:#f871718c}.dark ._3aWIEG_fb-ok{color:#4ade80;background:#10b98124;border-color:#10b98159}.dark ._3aWIEG_fb-bad{color:#f87171;background:#ef444424;border-color:#ef444459}.dark ._3aWIEG_feedback-card{background:#111827;border-color:#1e293b}.dark ._3aWIEG_feedback-copy{color:#cbd5e1}.dark ._3aWIEG_feedback-copy strong{color:#f8fafc}.dark ._3aWIEG_result-head h2{color:#f8fafc}.dark ._3aWIEG_result-head p{color:#94a3b8}.dark ._3aWIEG_result-stats span{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark ._3aWIEG_result-stats ._3aWIEG_ok{color:#4ade80;background:#16a34a24;border-color:#22c55e52}.dark ._3aWIEG_result-stats ._3aWIEG_bad{color:#f87171;background:#dc262624;border-color:#f8717152}.dark ._3aWIEG_review-item{background:#111827;border-color:#1e293b}.dark ._3aWIEG_review-img{background:#fff;border-color:#334155}.dark ._3aWIEG_review-copy{color:#94a3b8}.dark ._3aWIEG_review-copy strong{color:#f8fafc}.dark ._3aWIEG_icon-btn:not(._3aWIEG_audio-btn){color:#60a5fa;background:#3b82f62e;border:1px solid #3b82f64d}.dark ._3aWIEG_icon-btn:not(._3aWIEG_audio-btn):hover{color:#93c5fd;background:#3b82f647}.dark ._3aWIEG_audio-btn._3aWIEG_paused{background:#475569}.dark ._3aWIEG_btn-outline{color:#60a5fa;background:#0f172a;box-shadow:inset 0 0 0 1px #3b82f6}.dark ._3aWIEG_btn-outline:hover{background:#3b82f61f}.dark ._3aWIEG_btn-ghost{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark ._3aWIEG_btn-ghost:hover{color:#f8fafc;background:#334155}._3aWIEG_head-controls{flex-wrap:wrap;align-items:center;gap:8px;display:flex}._3aWIEG_explain-toggle{color:#475569;cursor:pointer;background:#f8fafc;border:1px solid #cbd5e1;border-radius:10px;align-items:center;gap:6px;padding:7px 12px;font-size:.78rem;font-weight:700;transition:all .2s;display:inline-flex}._3aWIEG_explain-toggle:hover{color:#0f172a;border-color:#94a3b8}._3aWIEG_explain-toggle._3aWIEG_active{color:#b45309;background:#fffbeb;border-color:#fcd34d}._3aWIEG_explain-box{background:#f8fafc;border:1.5px solid #e2e8f0;border-radius:16px;flex-direction:column;gap:10px;margin-bottom:16px;padding:14px 16px;display:flex}._3aWIEG_explain-trap{background:linear-gradient(135deg,#fffbeb 0%,#fef2f2 100%);border-color:#fde68a}._3aWIEG_explain-ok{background:linear-gradient(135deg,#f0fdf4 0%,#eff6ff 100%);border-color:#bbf7d0}._3aWIEG_explain-row{flex-direction:column;gap:5px;display:flex}._3aWIEG_explain-badge-img,._3aWIEG_explain-badge-trap,._3aWIEG_explain-badge-ok{letter-spacing:.01em;border-radius:999px;align-items:center;gap:5px;width:fit-content;padding:3px 9px;font-size:.74rem;font-weight:800;display:inline-flex}._3aWIEG_explain-badge-img{color:#0369a1;background:#e0f2fe;border:1px solid #bae6fd}._3aWIEG_explain-badge-trap{color:#b45309;background:#fef3c7;border:1px solid #fde68a}._3aWIEG_explain-badge-ok{color:#15803d;background:#dcfce7;border:1px solid #bbf7d0}._3aWIEG_explain-text{color:#1e293b;margin:0;font-size:.9rem;font-weight:500;line-height:1.55}._3aWIEG_text-ok{font-weight:800;color:#15803d!important}._3aWIEG_text-bad{font-weight:800;color:#dc2626!important}._3aWIEG_review-title-row{flex-wrap:wrap;align-items:baseline;gap:6px;display:flex}._3aWIEG_review-pinyin{color:#2563eb;font-weight:600}._3aWIEG_explain-box-compact{background:#fff;border:1px solid #e2e8f0;border-radius:10px;flex-direction:column;gap:4px;margin-top:6px;padding:8px 10px;font-size:.82rem;line-height:1.45;display:flex}._3aWIEG_explain-line{color:#334155}._3aWIEG_explain-label{color:#0369a1;font-weight:700}._3aWIEG_explain-label-trap{color:#b45309;font-weight:700}._3aWIEG_explain-label-ok{color:#15803d;font-weight:700}.dark ._3aWIEG_explain-toggle{color:#94a3b8;background:#1e293b;border-color:#334155}.dark ._3aWIEG_explain-toggle._3aWIEG_active{color:#fbbf24;background:#f59e0b26;border-color:#f59e0b66}.dark ._3aWIEG_explain-box{background:#111827;border-color:#1e293b}.dark ._3aWIEG_explain-trap{background:linear-gradient(135deg,#b4530924 0%,#b91c1c1f 100%);border-color:#f59e0b59}.dark ._3aWIEG_explain-ok{background:linear-gradient(135deg,#15803d24 0%,#1e40af24 100%);border-color:#22c55e59}.dark ._3aWIEG_explain-text{color:#e2e8f0}.dark ._3aWIEG_explain-box-compact{background:#0f172a;border-color:#1e293b}.dark ._3aWIEG_explain-line{color:#cbd5e1}
.VVrS8a_quizPage{min-height:100vh;font-family:var(--font-sans), "Inter", "Segoe UI", system-ui, sans-serif;background:#f8fafc}.dark .VVrS8a_quizPage{color:#f1f5f9;background:#0b1120}.VVrS8a_pageBody{padding:0}.VVrS8a_contentLayout{grid-template-columns:1fr 280px;align-items:start;gap:1.25rem;max-width:1200px;margin:0 auto;padding:1rem;display:grid}.VVrS8a_quizColumn{flex-direction:column;gap:0;display:flex}.VVrS8a_topBar{background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.75rem;padding:.65rem 1rem;display:flex}.dark .VVrS8a_topBar{background:#1e293b;border-color:#334155}.VVrS8a_breadcrumb{align-items:center;gap:.3rem;display:flex}.VVrS8a_bcLink{color:#64748b;align-items:center;gap:.2rem;font-size:.82rem;font-weight:500;text-decoration:none;transition:color .15s;display:flex}.dark .VVrS8a_bcLink{color:#94a3b8}.VVrS8a_bcLink:hover{color:#4299e1}.VVrS8a_bcSep{color:#cbd5e1;font-size:.65rem}.dark .VVrS8a_bcSep{color:#475569}.VVrS8a_bcCurrent{color:#1e293b;font-size:.82rem;font-weight:600}.dark .VVrS8a_bcCurrent{color:#f1f5f9}.VVrS8a_progressStrip{background:#fff;border:1px solid #e2e8f0;border-radius:12px;margin-bottom:.75rem;padding:.75rem 1rem}.dark .VVrS8a_progressStrip{background:#1e293b;border-color:#334155}.VVrS8a_progressTrack{background:#e2e8f0;border-radius:3px;height:6px;margin-bottom:.5rem;overflow:hidden}.dark .VVrS8a_progressTrack{background:#334155}.VVrS8a_progressFill{background:linear-gradient(90deg,#4299e1,#667eea);border-radius:3px;height:100%;transition:width .4s}.VVrS8a_progressMeta{justify-content:space-between;align-items:center;display:flex}.VVrS8a_progCount{color:#475569;font-size:.8rem;font-weight:600}.dark .VVrS8a_progCount{color:#94a3b8}.VVrS8a_restartMini{color:#64748b;cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;justify-content:center;align-items:center;width:28px;height:28px;transition:all .15s;display:flex}.dark .VVrS8a_restartMini{color:#94a3b8;background:#0f172a;border-color:#334155}.VVrS8a_restartMini:hover{color:#fff;background:#4299e1;border-color:#4299e1}.VVrS8a_instructionsCard{color:#1e40af;background:#eff6ff;border:1px solid #bfdbfe;border-radius:10px;align-items:center;gap:8px;margin-bottom:.75rem;padding:10px 14px;font-size:.82rem;font-weight:500;display:flex}.dark .VVrS8a_instructionsCard{color:#93c5fd;background:#1e3a8a33;border-color:#1e3a8a}.VVrS8a_quizCards{flex-direction:column;gap:12px;display:flex}.VVrS8a_quizCard{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:16px 18px;transition:all .2s;position:relative}.dark .VVrS8a_quizCard{background:#1e293b;border-color:#334155}.VVrS8a_quizCard:hover{border-color:#cbd5e1;box-shadow:0 4px 12px #0000000a}.dark .VVrS8a_quizCard:hover{border-color:#475569}.VVrS8a_qNum{color:#4299e1;flex-shrink:0;min-width:22px;font-size:.85rem;font-weight:700}.VVrS8a_qContent{flex-direction:column;align-items:center;gap:14px;width:100%;display:flex}.VVrS8a_qImageWrap{text-align:center;width:100%;max-width:480px;margin:0 auto;position:relative}.VVrS8a_qImage{aspect-ratio:16/10;object-fit:cover;border:1px solid #e2e8f0;border-radius:14px;width:100%;max-height:290px;display:block;box-shadow:0 4px 14px #00000014}.dark .VVrS8a_qImage{border-color:#334155}.VVrS8a_qImageLabel{color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);letter-spacing:.02em;background:#0f172ad9;border-radius:9999px;padding:4px 12px;font-size:.78rem;font-weight:700;position:absolute;top:10px;left:10px;box-shadow:0 2px 6px #00000040}.dark .VVrS8a_qImageLabel{background:#0f172ae6}.VVrS8a_qBody{flex-direction:column;gap:12px;width:100%;max-width:600px;margin:0 auto;display:flex}.VVrS8a_qSentence{background:#f8fafc;border:1px solid #e8ecf3;border-radius:10px;align-items:center;gap:10px;margin-bottom:10px;padding:10px 12px;display:flex}.dark .VVrS8a_qSentence{background:#0f172a;border-color:#334155}.VVrS8a_qSentenceText{flex:1;min-width:0}.VVrS8a_audioBtn{color:#fff;cursor:pointer;background:#4299e1;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;transition:all .2s;display:flex;box-shadow:0 2px 6px #4299e140}.VVrS8a_audioBtn:hover{background:#3182ce;transform:scale(1.08)}.VVrS8a_audioBtnPlaying{background:#10b981;animation:1.2s infinite VVrS8a_pulse}.VVrS8a_audioBtnPaused{background:#f59e0b}@keyframes VVrS8a_pulse{0%,to{opacity:1}50%{opacity:.7}}.VVrS8a_qAnswers{gap:10px;display:flex}.VVrS8a_qAns{color:#475569;cursor:pointer;background:#fff;border:2px solid #e2e8f0;border-radius:10px;flex:1;justify-content:center;align-items:center;gap:6px;padding:10px 16px;font-size:.85rem;font-weight:600;transition:all .2s;display:flex}.dark .VVrS8a_qAns{color:#cbd5e1;background:#1e293b;border-color:#334155}.VVrS8a_qAns:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 8px #00000014}.VVrS8a_qAns:disabled{cursor:not-allowed;opacity:.7}.VVrS8a_qAnsTrue{color:#065f46;border-color:#a7f3d0}.dark .VVrS8a_qAnsTrue{color:#6ee7b7;border-color:#065f46}.VVrS8a_qAnsTrue:hover:not(:disabled){background:#ecfdf5;border-color:#6ee7b7}.dark .VVrS8a_qAnsTrue:hover:not(:disabled){background:#10b9811a}.VVrS8a_qAnsFalse{color:#991b1b;border-color:#fecaca}.dark .VVrS8a_qAnsFalse{color:#fca5a5;border-color:#991b1b}.VVrS8a_qAnsFalse:hover:not(:disabled){background:#fef2f2;border-color:#fca5a5}.dark .VVrS8a_qAnsFalse:hover:not(:disabled){background:#ef44441a}.VVrS8a_qAnsSelectedTrue{color:#fff!important;background:#10b981!important;border-color:#059669!important}.VVrS8a_qAnsSelectedFalse{color:#fff!important;background:#ef4444!important;border-color:#dc2626!important}.VVrS8a_submitBar{z-index:10;background:#fff;border:1px solid #e2e8f0;border-radius:12px;justify-content:space-between;align-items:center;gap:12px;margin-top:12px;padding:14px 18px;display:flex;position:sticky;bottom:0;box-shadow:0 -2px 10px #0000000d}.dark .VVrS8a_submitBar{background:#1e293b;border-color:#334155}.VVrS8a_submitInfo{color:#64748b;align-items:center;gap:6px;font-size:.82rem;font-weight:500;display:flex}.dark .VVrS8a_submitInfo{color:#94a3b8}.VVrS8a_submitBtn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#4299e1,#667eea);border:none;border-radius:10px;align-items:center;gap:6px;padding:10px 24px;font-size:.88rem;font-weight:600;transition:all .2s;display:flex;box-shadow:0 3px 10px #4299e140}.VVrS8a_submitBtn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 16px #4299e159}.VVrS8a_submitBtn:disabled{cursor:not-allowed;box-shadow:none;background:#cbd5e1}.dark .VVrS8a_submitBtn:disabled{color:#64748b;background:#334155}.VVrS8a_resultsWrap{margin-top:.75rem}.VVrS8a_resultsCard{background:#fff;border:1px solid #e2e8f0;border-radius:16px;overflow:hidden}.dark .VVrS8a_resultsCard{background:#1e293b;border-color:#334155}.VVrS8a_resHeader{text-align:center;background:linear-gradient(135deg,#f0f9ff,#eff6ff);padding:1.5rem 1rem 1rem}.dark .VVrS8a_resHeader{background:linear-gradient(135deg,#1e3a8a26,#3b82f61a)}.VVrS8a_trophyRing{color:#fff;background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;margin:0 auto .75rem;display:flex;box-shadow:0 4px 12px #f59e0b4d}.VVrS8a_resHeader h2{color:#1e293b;margin:0;font-size:1.2rem}.dark .VVrS8a_resHeader h2{color:#f1f5f9}.VVrS8a_resStats{border-top:1px solid #e2e8f0;border-bottom:1px solid #e2e8f0;grid-template-columns:1fr 1fr 1fr;gap:0;display:grid}.dark .VVrS8a_resStats{border-color:#334155}.VVrS8a_rsItem{flex-direction:column;align-items:center;gap:2px;padding:1rem;display:flex}.VVrS8a_rsItem+.VVrS8a_rsItem{border-left:1px solid #e2e8f0}.dark .VVrS8a_rsItem+.VVrS8a_rsItem{border-color:#334155}.VVrS8a_rsNum{font-size:1.5rem;font-weight:700}.VVrS8a_rsLbl{color:#64748b;font-size:.72rem;font-weight:500}.dark .VVrS8a_rsLbl{color:#94a3b8}.VVrS8a_rsCorrect{color:#16a34a}.dark .VVrS8a_rsCorrect{color:#4ade80}.VVrS8a_rsWrong{color:#ef4444}.dark .VVrS8a_rsWrong{color:#f87171}.VVrS8a_rsAcc{color:#4299e1}.dark .VVrS8a_rsAcc{color:#38bdf8}.VVrS8a_reviewBlock{padding:1rem}.VVrS8a_reviewTitle{color:#334155;align-items:center;gap:6px;margin-bottom:10px;font-size:.88rem;font-weight:600;display:flex}.dark .VVrS8a_reviewTitle{color:#cbd5e1}.VVrS8a_reviewList{flex-direction:column;gap:10px;display:flex}.VVrS8a_reviewItem{border:1px solid #e2e8f0;border-radius:12px;padding:12px;transition:all .15s}.dark .VVrS8a_reviewItem{border-color:#334155}.VVrS8a_reviewItem.VVrS8a_riOk{border-left:3px solid #10b981}.VVrS8a_reviewItem.VVrS8a_riFail{border-left:3px solid #ef4444}.VVrS8a_riTop{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.VVrS8a_riBadge{border-radius:6px;align-items:center;gap:4px;padding:3px 10px;font-size:.72rem;font-weight:600;display:inline-flex}.VVrS8a_badgeOk{color:#166534;background:#dcfce7}.dark .VVrS8a_badgeOk{color:#4ade80;background:#16a34a33}.VVrS8a_badgeFail{color:#991b1b;background:#fee2e2}.dark .VVrS8a_badgeFail{color:#f87171;background:#ef444433}.VVrS8a_riBody{flex-direction:column;align-items:center;gap:14px;width:100%;display:flex}.VVrS8a_riImg{aspect-ratio:16/10;object-fit:cover;border:1px solid #e2e8f0;border-radius:12px;width:100%;max-width:440px;max-height:260px;margin:0 auto;display:block;box-shadow:0 4px 12px #0000000f}.dark .VVrS8a_riImg{border-color:#334155}.VVrS8a_riText{flex:1;width:100%;min-width:0;max-width:600px;margin:0 auto}.VVrS8a_riTranslations{margin-top:6px}.VVrS8a_riTranslations p{color:#64748b;margin:0;font-size:.78rem;line-height:1.5}.dark .VVrS8a_riTranslations p{color:#94a3b8}.VVrS8a_riExplain{color:#475569;white-space:pre-line;background:#f1f5f9;border-radius:6px;margin-top:6px;padding:8px 12px;font-size:.78rem;line-height:1.55}.dark .VVrS8a_riExplain{color:#cbd5e1;background:#0f172a}.VVrS8a_resActions{border-top:1px solid #e2e8f0;gap:10px;padding:1rem;display:flex}.dark .VVrS8a_resActions{border-color:#334155}.VVrS8a_raBtn{cursor:pointer;border:none;border-radius:10px;align-items:center;gap:6px;padding:10px 20px;font-size:.85rem;font-weight:600;text-decoration:none;transition:all .2s;display:flex}.VVrS8a_raPrimary{color:#fff;background:linear-gradient(135deg,#4299e1,#667eea);box-shadow:0 3px 10px #4299e140}.VVrS8a_raPrimary:hover{transform:translateY(-1px);box-shadow:0 6px 16px #4299e159}.VVrS8a_raGhost{color:#475569;background:#f1f5f9}.dark .VVrS8a_raGhost{color:#94a3b8;background:#0f172a}.VVrS8a_raGhost:hover{background:#e2e8f0}.dark .VVrS8a_raGhost:hover{background:#334155}.VVrS8a_modalOverlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:9999;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.VVrS8a_modalCard{background:#fff;border-radius:16px;width:90%;max-width:380px;padding:24px;box-shadow:0 25px 50px #0003}.dark .VVrS8a_modalCard{color:#f1f5f9;background:#1e293b}.VVrS8a_modalHeader{align-items:center;gap:10px;margin-bottom:14px;display:flex}.VVrS8a_modalIcon{color:#f59e0b}.VVrS8a_modalHeader h3{color:#1e293b;margin:0;font-size:1.1rem;font-weight:600}.dark .VVrS8a_modalHeader h3{color:#f1f5f9}.VVrS8a_modalBody p{color:#475569;margin:0 0 6px;font-size:.88rem;line-height:1.5}.dark .VVrS8a_modalBody p{color:#94a3b8}.VVrS8a_modalNote{color:#94a3b8!important;font-size:.82rem!important}.VVrS8a_modalActions{justify-content:flex-end;gap:10px;margin-top:18px;display:flex}.VVrS8a_maBtn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:5px;padding:8px 18px;font-size:.85rem;font-weight:600;transition:all .15s;display:flex}.VVrS8a_maCancel{color:#475569;background:#f1f5f9}.dark .VVrS8a_maCancel{color:#94a3b8;background:#0f172a}.VVrS8a_maCancel:hover{background:#e2e8f0}.dark .VVrS8a_maCancel:hover{background:#334155}.VVrS8a_maConfirm{color:#fff;background:#4299e1}.VVrS8a_maConfirm:hover{background:#3182ce}@media (max-width:900px){.VVrS8a_contentLayout{grid-template-columns:1fr}.VVrS8a_lessonsSidebar{display:none}}@media (max-width:640px){.VVrS8a_qContent{grid-template-columns:1fr}.VVrS8a_qImageWrap{align-items:center;gap:10px;display:flex}.VVrS8a_qImage{width:100px;height:78px}.VVrS8a_qAnswers{flex-direction:column;gap:8px}.VVrS8a_riBody{flex-direction:column}.VVrS8a_riImg{width:100%;height:auto;max-height:140px}.VVrS8a_optionsGrid,.VVrS8a_reviewOptionsGrid{grid-template-columns:1fr}}.VVrS8a_partHeader{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;align-items:center;gap:12px;margin-top:10px;margin-bottom:4px;padding:12px 16px;display:flex}.dark .VVrS8a_partHeader{background:#1e293b;border-color:#334155}.VVrS8a_partBadge{color:#fff;white-space:nowrap;letter-spacing:.02em;background:linear-gradient(135deg,#3b82f6,#6366f1);border-radius:9999px;padding:4px 12px;font-size:.78rem;font-weight:700}.VVrS8a_partText h4{color:#1e293b;margin:0;font-size:.92rem;font-weight:700}.dark .VVrS8a_partText h4{color:#f1f5f9}.VVrS8a_partText p{color:#64748b;margin:2px 0 0;font-size:.78rem}.dark .VVrS8a_partText p{color:#94a3b8}.VVrS8a_chooseImageCard{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:16px 18px;transition:all .2s;position:relative}.dark .VVrS8a_chooseImageCard{background:#1e293b;border-color:#334155}.VVrS8a_chooseImageCard:hover{border-color:#cbd5e1;box-shadow:0 4px 12px #0000000a}.dark .VVrS8a_chooseImageCard:hover{border-color:#475569}.VVrS8a_optionsGrid{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px;display:grid}.VVrS8a_optionCard{cursor:pointer;text-align:left;background:#fff;border:2px solid #e2e8f0;border-radius:12px;flex-direction:column;padding:0;transition:all .2s;display:flex;position:relative;overflow:hidden}.dark .VVrS8a_optionCard{background:#0f172a;border-color:#334155}.VVrS8a_optionCard:hover{border-color:#93c5fd;transform:translateY(-2px);box-shadow:0 4px 12px #3b82f61f}.dark .VVrS8a_optionCard:hover{border-color:#60a5fa}.VVrS8a_optionCardSelected{background:#eff6ff!important;border-color:#3b82f6!important;box-shadow:0 0 0 3px #3b82f640!important}.dark .VVrS8a_optionCardSelected{background:#3b82f626!important;border-color:#3b82f6!important}.VVrS8a_optionImgWrap{aspect-ratio:4/3;background:#f8fafc;width:100%;position:relative;overflow:hidden}.dark .VVrS8a_optionImgWrap{background:#1e293b}.VVrS8a_optionImg{object-fit:cover;width:100%;height:100%;transition:transform .3s}.VVrS8a_optionCard:hover .VVrS8a_optionImg{transform:scale(1.04)}.VVrS8a_optionKeyBadge{color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0f172ad9;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;font-size:.8rem;font-weight:700;display:flex;position:absolute;top:8px;left:8px;box-shadow:0 2px 4px #00000040}.VVrS8a_optionCardSelected .VVrS8a_optionKeyBadge{background:#3b82f6}.VVrS8a_optionCheckedBadge{color:#fff;background:#10b981;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;display:flex;position:absolute;top:8px;right:8px;box-shadow:0 2px 4px #00000040}.VVrS8a_optionFoot{color:#475569;border-top:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:8px 12px;font-size:.82rem;font-weight:600;display:flex}.dark .VVrS8a_optionFoot{color:#cbd5e1;border-color:#1e293b}.VVrS8a_reviewOptionsGrid{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px;display:grid}.VVrS8a_reviewOptionItem{background:#fff;border:2px solid #e2e8f0;border-radius:10px;flex-direction:column;display:flex;position:relative;overflow:hidden}.dark .VVrS8a_reviewOptionItem{background:#0f172a;border-color:#334155}.VVrS8a_reviewOptionItem.VVrS8a_roCorrect{border-color:#10b981;box-shadow:0 0 0 2px #10b98140}.VVrS8a_reviewOptionItem.VVrS8a_roWrongSelected{border-color:#ef4444;box-shadow:0 0 0 2px #ef444440}.VVrS8a_reviewOptionTag{text-align:center;color:#64748b;background:#f1f5f9;justify-content:center;align-items:center;gap:4px;padding:5px 8px;font-size:.75rem;font-weight:600;display:flex}.dark .VVrS8a_reviewOptionTag{color:#94a3b8;background:#1e293b}.VVrS8a_roCorrect .VVrS8a_reviewOptionTag{color:#166534;background:#dcfce7}.dark .VVrS8a_roCorrect .VVrS8a_reviewOptionTag{color:#4ade80;background:#16a34a33}.VVrS8a_roWrongSelected .VVrS8a_reviewOptionTag{color:#991b1b;background:#fee2e2}.dark .VVrS8a_roWrongSelected .VVrS8a_reviewOptionTag{color:#f87171;background:#ef444433}@media (max-width:900px){.VVrS8a_contentLayout{grid-template-columns:1fr}.VVrS8a_lessonsSidebar{width:100%;display:block;position:static}}@media (max-width:640px){.VVrS8a_optionsGrid,.VVrS8a_reviewOptionsGrid{grid-template-columns:1fr}.VVrS8a_partHeader{flex-direction:column;align-items:flex-start;gap:8px}.VVrS8a_resStats{grid-template-columns:1fr}}
.TE13CG_quizColumn{flex-direction:column;gap:0;display:flex}.TE13CG_progressStrip{background:#fff;border:1px solid #e2e8f0;border-radius:12px;margin-bottom:.75rem;padding:.75rem 1rem}.dark .TE13CG_progressStrip{background:#1e293b;border-color:#334155}.TE13CG_progressTrack{background:#e2e8f0;border-radius:3px;height:6px;margin-bottom:.5rem;overflow:hidden}.dark .TE13CG_progressTrack{background:#334155}.TE13CG_progressFill{background:linear-gradient(90deg,#4299e1,#667eea);border-radius:3px;height:100%;transition:width .4s}.TE13CG_progressMeta{justify-content:space-between;align-items:center;display:flex}.TE13CG_progCount{color:#475569;font-size:.8rem;font-weight:600}.dark .TE13CG_progCount{color:#94a3b8}.TE13CG_restartMini{color:#64748b;cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;justify-content:center;align-items:center;width:28px;height:28px;transition:all .15s;display:flex}.dark .TE13CG_restartMini{color:#94a3b8;background:#0f172a;border-color:#334155}.TE13CG_restartMini:hover{color:#fff;background:#4299e1;border-color:#4299e1}.TE13CG_instructionsCard{color:#1e40af;background:#eff6ff;border:1px solid #bfdbfe;border-radius:10px;align-items:center;gap:8px;margin-bottom:.75rem;padding:10px 14px;font-size:.82rem;font-weight:500;display:flex}.dark .TE13CG_instructionsCard{color:#93c5fd;background:#1e3a8a33;border-color:#1e3a8a}.TE13CG_quizCards{flex-direction:column;gap:12px;display:flex}.TE13CG_chooseImageCard{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:16px 18px;transition:all .2s;position:relative}.dark .TE13CG_chooseImageCard{background:#1e293b;border-color:#334155}.TE13CG_chooseImageCard:hover{border-color:#cbd5e1;box-shadow:0 4px 12px #0000000a}.dark .TE13CG_chooseImageCard:hover{border-color:#475569}.TE13CG_qSentence{background:#f8fafc;border:1px solid #e8ecf3;border-radius:10px;align-items:center;gap:10px;margin-bottom:12px;padding:10px 12px;display:flex}.dark .TE13CG_qSentence{background:#0f172a;border-color:#334155}.TE13CG_qNum{color:#4299e1;flex-shrink:0;min-width:24px;font-size:.88rem;font-weight:700}.TE13CG_qSentenceText{flex:1;min-width:0}.TE13CG_audioBtn{color:#fff;cursor:pointer;background:#4299e1;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;transition:all .2s;display:flex;box-shadow:0 2px 6px #4299e140}.TE13CG_audioBtn:hover{background:#3182ce;transform:scale(1.08)}.TE13CG_audioBtnPlaying{background:#10b981;animation:1.2s infinite TE13CG_pulse}.TE13CG_audioBtnPaused{background:#f59e0b}@keyframes TE13CG_pulse{0%,to{opacity:1}50%{opacity:.7}}.TE13CG_optionsGrid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}@media (max-width:640px){.TE13CG_optionsGrid{grid-template-columns:1fr;gap:10px}}.TE13CG_optionCard{cursor:pointer;text-align:left;background:#fff;border:2px solid #e2e8f0;border-radius:12px;flex-direction:column;padding:0;transition:all .2s;display:flex;position:relative;overflow:hidden}.dark .TE13CG_optionCard{background:#0f172a;border-color:#334155}.TE13CG_optionCard:hover{border-color:#93c5fd;transform:translateY(-2px);box-shadow:0 4px 12px #3b82f61f}.dark .TE13CG_optionCard:hover{border-color:#60a5fa}.TE13CG_optionCardSelected{background:#eff6ff!important;border-color:#3b82f6!important;box-shadow:0 0 0 3px #3b82f640!important}.dark .TE13CG_optionCardSelected{background:#3b82f626!important;border-color:#3b82f6!important}.TE13CG_optionImgWrap{aspect-ratio:4/3;background:#f8fafc;width:100%;position:relative;overflow:hidden}.dark .TE13CG_optionImgWrap{background:#1e293b}.TE13CG_optionImg{object-fit:cover;width:100%;height:100%;transition:transform .3s}.TE13CG_optionCard:hover .TE13CG_optionImg{transform:scale(1.04)}.TE13CG_optionKeyBadge{color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0f172ad9;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;font-size:.8rem;font-weight:700;display:flex;position:absolute;top:8px;left:8px;box-shadow:0 2px 4px #00000040}.TE13CG_optionCardSelected .TE13CG_optionKeyBadge{background:#3b82f6}.TE13CG_optionCheckedBadge{color:#fff;background:#10b981;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;display:flex;position:absolute;top:8px;right:8px;box-shadow:0 2px 4px #00000040}.TE13CG_optionFoot{color:#475569;border-top:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:8px 12px;font-size:.82rem;font-weight:600;display:flex}.dark .TE13CG_optionFoot{color:#cbd5e1;border-color:#1e293b}.TE13CG_submitBar{z-index:10;background:#fff;border:1px solid #e2e8f0;border-radius:12px;justify-content:space-between;align-items:center;gap:12px;margin-top:12px;padding:14px 18px;display:flex;position:sticky;bottom:0;box-shadow:0 -2px 10px #0000000d}.dark .TE13CG_submitBar{background:#1e293b;border-color:#334155}.TE13CG_submitInfo{color:#64748b;align-items:center;gap:6px;font-size:.82rem;font-weight:500;display:flex}.dark .TE13CG_submitInfo{color:#94a3b8}.TE13CG_submitBtn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#4299e1,#667eea);border:none;border-radius:10px;align-items:center;gap:6px;padding:10px 24px;font-size:.88rem;font-weight:600;transition:all .2s;display:flex;box-shadow:0 3px 10px #4299e140}.TE13CG_submitBtn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 16px #4299e159}.TE13CG_submitBtn:disabled{cursor:not-allowed;box-shadow:none;background:#cbd5e1}.dark .TE13CG_submitBtn:disabled{color:#64748b;background:#334155}.TE13CG_resultsWrap{margin-top:.75rem}.TE13CG_resultsCard{background:#fff;border:1px solid #e2e8f0;border-radius:16px;overflow:hidden}.dark .TE13CG_resultsCard{background:#1e293b;border-color:#334155}.TE13CG_resHeader{text-align:center;background:linear-gradient(135deg,#f0f9ff,#eff6ff);padding:1.5rem 1rem 1rem}.dark .TE13CG_resHeader{background:linear-gradient(135deg,#1e3a8a26,#3b82f61a)}.TE13CG_trophyRing{color:#fff;background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;margin:0 auto .75rem;display:flex;box-shadow:0 4px 12px #f59e0b4d}.TE13CG_resHeader h2{color:#1e293b;margin:0;font-size:1.2rem;font-weight:700}.dark .TE13CG_resHeader h2{color:#f1f5f9}.TE13CG_resStats{border-bottom:1px solid #f1f5f9;justify-content:center;gap:24px;padding:1rem;display:flex}.dark .TE13CG_resStats{border-color:#334155}.TE13CG_rsItem{flex-direction:column;align-items:center;gap:2px;display:flex}.TE13CG_rsCorrect{color:#10b981}.TE13CG_rsWrong{color:#ef4444}.TE13CG_rsAcc{color:#4299e1}.TE13CG_rsNum{font-size:1.25rem;font-weight:800}.TE13CG_rsLbl{color:#64748b;text-transform:uppercase;letter-spacing:.04em;font-size:.72rem;font-weight:600}.dark .TE13CG_rsLbl{color:#94a3b8}.TE13CG_reviewBlock{padding:1.25rem}.TE13CG_reviewTitle{color:#334155;align-items:center;gap:6px;margin-bottom:12px;font-size:.88rem;font-weight:700;display:flex}.dark .TE13CG_reviewTitle{color:#cbd5e1}.TE13CG_reviewList{flex-direction:column;gap:14px;display:flex}.TE13CG_reviewItem{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:14px}.dark .TE13CG_reviewItem{background:#0f172a;border-color:#334155}.TE13CG_riOk{border-left:4px solid #10b981}.TE13CG_riFail{border-left:4px solid #ef4444}.TE13CG_riTop{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.TE13CG_riBadge{border-radius:6px;align-items:center;gap:6px;padding:3px 10px;font-size:.8rem;font-weight:700;display:flex}.TE13CG_badgeOk{color:#166534;background:#dcfce7}.dark .TE13CG_badgeOk{color:#4ade80;background:#16a34a33}.TE13CG_badgeFail{color:#991b1b;background:#fee2e2}.dark .TE13CG_badgeFail{color:#f87171;background:#ef444433}.TE13CG_riText{margin-bottom:12px}.TE13CG_riTranslations{color:#475569;margin-top:8px;font-size:.8rem;line-height:1.5}.dark .TE13CG_riTranslations{color:#94a3b8}.TE13CG_riTranslations p{margin:2px 0}.TE13CG_riExplain{color:#334155;white-space:pre-line;background:#f1f5f9;border-left:3px solid #3b82f6;border-radius:6px;margin-top:10px;padding:8px 12px;font-size:.8rem;line-height:1.55}.dark .TE13CG_riExplain{color:#cbd5e1;background:#1e293b}.TE13CG_reviewOptionsGrid{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px;display:grid}@media (max-width:640px){.TE13CG_reviewOptionsGrid{grid-template-columns:1fr;gap:8px}}.TE13CG_reviewOptionItem{background:#fff;border:2px solid #e2e8f0;border-radius:10px;flex-direction:column;display:flex;position:relative;overflow:hidden}.dark .TE13CG_reviewOptionItem{background:#0f172a;border-color:#334155}.TE13CG_reviewOptionItem.TE13CG_roCorrect{border-color:#10b981;box-shadow:0 0 0 2px #10b98140}.TE13CG_reviewOptionItem.TE13CG_roWrongSelected{border-color:#ef4444;box-shadow:0 0 0 2px #ef444440}.TE13CG_reviewOptionTag{text-align:center;color:#64748b;background:#f1f5f9;justify-content:center;align-items:center;gap:4px;padding:6px 8px;font-size:.75rem;font-weight:600;display:flex}.dark .TE13CG_reviewOptionTag{color:#94a3b8;background:#1e293b}.TE13CG_roCorrect .TE13CG_reviewOptionTag{color:#166534;background:#dcfce7}.dark .TE13CG_roCorrect .TE13CG_reviewOptionTag{color:#4ade80;background:#16a34a33}.TE13CG_roWrongSelected .TE13CG_reviewOptionTag{color:#991b1b;background:#fee2e2}.dark .TE13CG_roWrongSelected .TE13CG_reviewOptionTag{color:#f87171;background:#ef444433}.TE13CG_resActions{background:#f8fafc;border-top:1px solid #f1f5f9;justify-content:flex-end;gap:10px;padding:1rem 1.25rem;display:flex}.dark .TE13CG_resActions{background:#0f172a;border-color:#334155}.TE13CG_raBtn{cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:8px 18px;font-size:.85rem;font-weight:600;text-decoration:none;transition:all .15s;display:flex}.TE13CG_raPrimary{color:#fff;background:#4299e1;border:none}.TE13CG_raPrimary:hover{background:#3182ce}.TE13CG_raGhost{color:#64748b;background:#fff;border:1px solid #e2e8f0}.dark .TE13CG_raGhost{color:#94a3b8;background:#1e293b;border-color:#334155}.TE13CG_raGhost:hover{color:#334155;background:#f1f5f9}.dark .TE13CG_raGhost:hover{color:#f1f5f9;background:#334155}.TE13CG_modalOverlay{z-index:50;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#00000080;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.TE13CG_modalCard{background:#fff;border-radius:16px;width:100%;max-width:400px;padding:1.5rem;box-shadow:0 10px 25px #00000026}.dark .TE13CG_modalCard{color:#f1f5f9;background:#1e293b}.TE13CG_modalHeader{align-items:center;gap:10px;margin-bottom:.75rem;display:flex}.TE13CG_modalIcon{color:#4299e1}.TE13CG_modalHeader h3{margin:0;font-size:1.1rem;font-weight:700}.TE13CG_modalBody p{color:#475569;margin:0 0 .5rem;font-size:.88rem}.dark .TE13CG_modalBody p{color:#94a3b8}.TE13CG_modalNote{color:#94a3b8!important;font-size:.78rem!important}.TE13CG_modalActions{justify-content:flex-end;gap:8px;margin-top:1.25rem;display:flex}.TE13CG_maBtn{cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:8px 16px;font-size:.85rem;font-weight:600;transition:all .15s;display:flex}.TE13CG_maCancel{color:#64748b;background:#f1f5f9;border:1px solid #e2e8f0}.dark .TE13CG_maCancel{color:#94a3b8;background:#0f172a;border-color:#334155}.TE13CG_maConfirm{color:#fff;background:#10b981;border:none}.TE13CG_maConfirm:hover{background:#059669}
.XBgd-q_quiz-page{background:#f0f4f8;min-height:100vh}.XBgd-q_page-main{padding-top:0;padding-bottom:3rem}.XBgd-q_wrap{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.XBgd-q_bc-nav{align-items:center;gap:5px;padding:1.1rem 0 1rem;font-size:.78rem;display:flex}.XBgd-q_bc-link{color:#64748b;align-items:center;gap:4px;text-decoration:none;transition:color .15s;display:inline-flex}.XBgd-q_bc-link:hover{color:#4299e1}.XBgd-q_bc-sep{color:#cbd5e1;font-size:.65rem}.XBgd-q_bc-current{color:#1e293b;font-weight:600}.XBgd-q_state-card{text-align:center;color:#64748b;background:#fff;border:1px solid #e2e8f0;border-radius:12px;flex-direction:column;align-items:center;gap:12px;padding:3rem 1.5rem;display:flex}.XBgd-q_state-error{color:#ef4444}.XBgd-q_spinner{border:3px solid #e2e8f0;border-top-color:#4299e1;border-radius:50%;width:32px;height:32px;animation:.8s linear infinite XBgd-q_spin}@keyframes XBgd-q_spin{to{transform:rotate(360deg)}}.XBgd-q_practice-row{margin-bottom:15px}.XBgd-q_practice-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding:18px 20px;display:flex;box-shadow:0 4px 14px #00000005}.XBgd-q_practice-card-copy strong{color:#1e293b;margin-bottom:4px;font-size:1.05rem;display:block}.XBgd-q_practice-card-copy p{color:#64748b;margin:0;font-size:.82rem}.XBgd-q_layout{grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:1.25rem;display:grid}.XBgd-q_main-column{flex-direction:column;gap:15px;min-width:0;display:flex}.XBgd-q_sidebar{width:280px;position:sticky;top:118px}.XBgd-q_hero-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding:24px;display:flex}.XBgd-q_hero-copy h1{color:#1e293b;margin:6px 0 8px;font-size:1.5rem;font-weight:800}.XBgd-q_hero-copy p{color:#64748b;margin:0;font-size:.88rem}.XBgd-q_hero-chip{color:#475569;text-transform:uppercase;background:#f1f5f9;border-radius:99px;align-items:center;gap:4px;padding:4px 10px;font-size:.72rem;font-weight:700;display:inline-flex}.XBgd-q_hero-stats{gap:15px;display:flex}.XBgd-q_hero-stat{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;flex-direction:column;align-items:center;min-width:70px;padding:10px 16px;display:flex}.XBgd-q_hero-stat strong{color:#1e293b;font-size:1.3rem}.XBgd-q_hero-stat span{color:#64748b;text-transform:uppercase;font-size:.68rem;font-weight:600}.XBgd-q_progress-strip{background:#fff;border:1px solid #e2e8f0;border-radius:12px;align-items:center;gap:12px;padding:10px 16px;display:flex}.XBgd-q_progress-track{background:#e2e8f0;border-radius:99px;flex:1;height:6px;overflow:hidden}.XBgd-q_progress-fill{background:linear-gradient(90deg,#4299e1,#667eea);border-radius:99px;height:100%;transition:width .3s}.XBgd-q_prog-count{color:#475569;text-align:right;min-width:40px;font-size:.78rem;font-weight:700}.XBgd-q_qnav-bar{z-index:10;background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:12px 16px;position:sticky;top:70px;box-shadow:0 4px 10px #00000005}.XBgd-q_qnav-grid{flex-wrap:wrap;gap:6px;margin-bottom:10px;display:flex}.XBgd-q_qnav-btn{color:#64748b;cursor:pointer;background:#fff;border:1.5px solid #e2e8f0;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-size:.75rem;font-weight:700;transition:all .15s;display:flex}.XBgd-q_qnav-btn:hover{color:#4299e1;border-color:#4299e1}.XBgd-q_qnav-btn.XBgd-q_answered{color:#2563eb;background:#eff6ff;border-color:#4299e1}.XBgd-q_qnav-btn.XBgd-q_unanswered{border-color:#e2e8f0}.XBgd-q_qnav-btn.XBgd-q_nav-correct{color:#059669;background:#ecfdf5;border-color:#10b981}.XBgd-q_qnav-btn.XBgd-q_nav-incorrect{color:#dc2626;background:#fef2f2;border-color:#ef4444}.XBgd-q_qnav-btn.XBgd-q_nav-unanswered{color:#94a3b8;background:#f1f5f9;border-color:#cbd5e1}.XBgd-q_qnav-meta{color:#64748b;justify-content:space-between;align-items:center;font-size:.78rem;font-weight:500;display:flex}.XBgd-q_submit-mini{color:#fff;cursor:pointer;background:linear-gradient(135deg,#4299e1,#667eea);border:none;border-radius:8px;align-items:center;gap:4px;padding:5px 12px;font-size:.78rem;font-weight:700;transition:all .15s;display:inline-flex}.XBgd-q_submit-mini:hover{transform:translateY(-1px)}.XBgd-q_submit-mini:disabled{opacity:.5;cursor:not-allowed}.XBgd-q_results-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;overflow:hidden;box-shadow:0 4px 14px #00000005}.XBgd-q_res-header{background:linear-gradient(135deg,#f0f9ff,#eff6ff);border-bottom:1px solid #e2e8f0;align-items:center;gap:16px;padding:20px;display:flex}.XBgd-q_trophy-ring{color:#fff;background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;display:flex;box-shadow:0 4px 12px #f59e0b4d}.XBgd-q_res-header h2{color:#1e293b;margin:0 0 4px;font-size:1.15rem;font-weight:800}.XBgd-q_res-header p{color:#64748b;margin:0;font-size:.82rem}.XBgd-q_res-stats{border-bottom:1px solid #e2e8f0;grid-template-columns:repeat(3,1fr);display:grid}.XBgd-q_rs-item{text-align:center;flex-direction:column;align-items:center;padding:15px;display:flex}.XBgd-q_rs-item+.XBgd-q_rs-item{border-left:1px solid #e2e8f0}.XBgd-q_rs-num{margin-top:4px;font-size:1.35rem;font-weight:800}.XBgd-q_rs-lbl{color:#64748b;text-transform:uppercase;font-size:.72rem;font-weight:600}.XBgd-q_rs-ok{color:#16a34a}.XBgd-q_rs-fail{color:#ef4444}.XBgd-q_rs-acc{color:#4299e1}.XBgd-q_res-actions{flex-wrap:wrap;gap:8px;padding:16px;display:flex}.XBgd-q_ra-btn{cursor:pointer;border:1px solid #0000;border-radius:10px;align-items:center;gap:6px;padding:8px 16px;font-size:.85rem;font-weight:700;transition:all .15s;display:inline-flex}.XBgd-q_ra-primary{color:#fff;background:#3b82f6}.XBgd-q_ra-primary:hover{background:#2563eb}.XBgd-q_ra-danger{color:#fff;background:#ef4444}.XBgd-q_ra-danger:hover:not(:disabled){background:#dc2626}.XBgd-q_ra-danger:disabled{opacity:.5;cursor:not-allowed}.XBgd-q_ra-ghost{color:#475569;background:#f1f5f9}.XBgd-q_ra-ghost:hover{background:#e2e8f0}.XBgd-q_ra-save{color:#3b82f6;background:#f8fafc;border-color:#bfdbfe}.XBgd-q_ra-save.XBgd-q_saved{color:#059669;background:#ecfdf5;border-color:#a7f3d0}.XBgd-q_quiz-cards{flex-direction:column;gap:12px;display:flex}.XBgd-q_quiz-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:20px;transition:all .2s;position:relative}.XBgd-q_quiz-card:hover{box-shadow:0 6px 20px #00000008}.XBgd-q_quiz-card.XBgd-q_qc-submitted{border-left:3px solid #cbd5e1}.XBgd-q_qc-top{align-items:center;gap:8px;margin-bottom:14px;display:flex}.XBgd-q_q-num{color:#4299e1;font-size:.9rem;font-weight:800}.XBgd-q_q-type{color:#1e40af;background:#dbeafe;border-radius:6px;padding:2px 8px;font-size:.7rem;font-weight:700}.XBgd-q_q-meta-box{background:#f8fafc;border:1.5px dashed #e2e8f0;border-radius:12px;align-items:baseline;gap:8px;margin-bottom:12px;padding:12px 16px;display:inline-flex}.XBgd-q_q-meta-box.XBgd-q_is-word .XBgd-q_meta-primary{color:#475569;font-size:1rem}.XBgd-q_q-meta-box.XBgd-q_is-pinyin .XBgd-q_meta-primary{font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);color:#1e293b;font-size:1.5rem}.XBgd-q_meta-primary{font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);color:#1e293b;font-size:1.65rem;font-weight:700}.XBgd-q_meta-secondary{color:#64748b;font-size:.95rem;font-weight:500}.XBgd-q_meta-label{color:#94a3b8;text-transform:uppercase;font-size:.72rem;font-weight:700}.XBgd-q_q-text{color:#475569;margin:0 0 16px;font-size:1.15rem;font-weight:600;line-height:1.5}.XBgd-q_opts-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:14px;display:grid}.XBgd-q_opt-btn{cursor:pointer;text-align:left;background:#fff;border:2px solid #e2e8f0;border-radius:12px;align-items:center;gap:12px;padding:12px 16px;font-family:inherit;font-size:.92rem;transition:all .2s;display:flex}.XBgd-q_opt-btn:disabled{cursor:not-allowed}.XBgd-q_opt-btn.XBgd-q_default:hover{background:#f8fafc;border-color:#4299e1}.XBgd-q_opt-btn.XBgd-q_selected{color:#1e40af;background:#eff6ff;border-color:#4299e1}.XBgd-q_opt-btn.XBgd-q_correct,.XBgd-q_opt-btn.XBgd-q_correct-selected{color:#047857;background:#ecfdf5;border-color:#10b981}.XBgd-q_opt-btn.XBgd-q_incorrect-selected{color:#dc2626;background:#fef2f2;border-color:#ef4444}.XBgd-q_opt-btn.XBgd-q_disabled{color:#94a3b8;background:#f8fafc;border-color:#e2e8f0}.XBgd-q_opt-letter{color:#64748b;background:#f1f5f9;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.88rem;font-weight:800;transition:all .15s;display:flex}.XBgd-q_opt-btn.XBgd-q_selected .XBgd-q_opt-letter{color:#fff;background:#4299e1}.XBgd-q_opt-btn.XBgd-q_correct .XBgd-q_opt-letter,.XBgd-q_opt-btn.XBgd-q_correct-selected .XBgd-q_opt-letter{color:#fff;background:#10b981}.XBgd-q_opt-btn.XBgd-q_incorrect-selected .XBgd-q_opt-letter{color:#fff;background:#ef4444}.XBgd-q_opt-text{color:#1e293b;font-size:1.05rem;font-weight:500;line-height:1.4}.XBgd-q_opt-text.XBgd-q_is-hanzi{font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);font-size:1.25rem}.XBgd-q_qc-picked{color:#4299e1;border-top:1px solid #f1f5f9;align-items:center;gap:6px;padding-top:10px;font-size:.82rem;font-weight:600;display:flex}.XBgd-q_picked-icon{color:#4299e1}.XBgd-q_qc-result{border-top:1px solid #e2e8f0;flex-wrap:wrap;align-items:center;gap:10px;padding-top:12px;display:flex}.XBgd-q_res-badge{text-transform:uppercase;border-radius:6px;align-items:center;gap:4px;padding:4px 10px;font-size:.75rem;font-weight:700;display:inline-flex}.XBgd-q_rb-ok{color:#166534;background:#dcfce7}.XBgd-q_rb-fail{color:#dc2626;background:#fef2f2}.XBgd-q_rb-skip{color:#64748b;background:#f1f5f9}.XBgd-q_res-detail{color:#64748b;font-size:.8rem;font-weight:500}.XBgd-q_q-audio-row{width:100%;margin-bottom:12px}.XBgd-q_audio-play-btn{color:#fff;cursor:pointer;background:#3b82f6;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;transition:background .15s;display:inline-flex}.XBgd-q_audio-play-btn:hover{background:#2563eb}.XBgd-q_kbd-hint-bar{color:#64748b;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;padding:8px 14px;font-size:.78rem;display:flex}.XBgd-q_kbd-hint-title{color:#334155;align-items:center;gap:4px;font-weight:700;display:flex}.XBgd-q_kbd-group{align-items:center;gap:4px;display:inline-flex}.XBgd-q_kbd-key{color:#334155;background:#fff;border:1px solid #cbd5e1;border-radius:4px;padding:2px 6px;font-family:monospace;font-size:.72rem;font-weight:700;display:inline-block;box-shadow:0 1px 1px #0000000d}.XBgd-q_kbd-dot{color:#94a3b8}.XBgd-q_quiz-card.XBgd-q_active{border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f633,0 4px 16px #3b82f614}.XBgd-q_qnav-btn.XBgd-q_active{outline-offset:2px;outline:2px solid #3b82f6;font-weight:800;transform:scale(1.08)}.XBgd-q_q-quote{color:#94a3b8;font-weight:700}.XBgd-q_q-highlight-char{color:#e11d48;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);margin:0 2px;font-size:1.25em;font-weight:700}@media (max-width:1024px){.XBgd-q_layout{grid-template-columns:1fr}.XBgd-q_sidebar{width:100%;position:static}.XBgd-q_opts-grid{grid-template-columns:1fr}}.dark .XBgd-q_quiz-page{color:#f1f5f9;background:#020617}.dark .XBgd-q_bc-link{color:#94a3b8}.dark .XBgd-q_bc-link:hover{color:#f8fafc}.dark .XBgd-q_bc-current{color:#f8fafc}.dark .XBgd-q_bc-sep{color:#475569}.dark .XBgd-q_state-card{color:#94a3b8;background:#0f172a;border-color:#1e293b}.dark .XBgd-q_practice-card{color:#f1f5f9;background:#0f172a;border-color:#1e293b}.dark .XBgd-q_practice-card-copy strong{color:#f8fafc}.dark .XBgd-q_practice-card-copy p{color:#94a3b8}.dark .XBgd-q_hero-card{background:#0f172a;border-color:#1e293b}.dark .XBgd-q_hero-copy h1{color:#f8fafc}.dark .XBgd-q_hero-copy p{color:#94a3b8}.dark .XBgd-q_hero-chip{color:#60a5fa;background:#1e293b;border:1px solid #334155}.dark .XBgd-q_hero-stat{background:#1e293b;border-color:#334155}.dark .XBgd-q_hero-stat strong{color:#f8fafc}.dark .XBgd-q_hero-stat span{color:#94a3b8}.dark .XBgd-q_progress-strip{background:#0f172a;border-color:#1e293b}.dark .XBgd-q_progress-track{background:#1e293b}.dark .XBgd-q_prog-count{color:#94a3b8}.dark .XBgd-q_qnav-bar{background:#0f172a;border-color:#1e293b}.dark .XBgd-q_qnav-meta span{color:#94a3b8}.dark .XBgd-q_qnav-btn{color:#94a3b8;background:#0b0f19;border-color:#1e293b}.dark .XBgd-q_qnav-btn:hover{color:#60a5fa;border-color:#60a5fa}.dark .XBgd-q_qnav-btn.XBgd-q_answered{color:#93c5fd;background:#1e3a8a;border-color:#3b82f6}.dark .XBgd-q_qnav-btn.XBgd-q_nav-correct{color:#6ee7b7;background:#064e3b;border-color:#059669}.dark .XBgd-q_qnav-btn.XBgd-q_nav-incorrect{color:#fca5a5;background:#7f1d1d;border-color:#dc2626}.dark .XBgd-q_qnav-btn.XBgd-q_nav-unanswered{color:#64748b;background:#1e293b;border-color:#334155}.dark .XBgd-q_qnav-btn.XBgd-q_active{color:#60a5fa;background:#1e293b;outline-color:#60a5fa}.dark .XBgd-q_kbd-hint-bar{color:#94a3b8;background:#1e293b;border-color:#334155}.dark .XBgd-q_kbd-hint-title{color:#e2e8f0}.dark .XBgd-q_kbd-key{color:#e2e8f0;background:#0f172a;border-color:#475569;box-shadow:0 1px 1px #0000004d}.dark .XBgd-q_kbd-dot{color:#475569}.dark .XBgd-q_results-card{background:#0f172a;border-color:#1e293b}.dark .XBgd-q_res-header h2{color:#f8fafc}.dark .XBgd-q_res-header p{color:#94a3b8}.dark .XBgd-q_rs-item{border-color:#1e293b}.dark .XBgd-q_rs-ok{color:#34d399;background:#10b9811f;border-color:#10b9814d}.dark .XBgd-q_rs-ok .XBgd-q_rs-num{color:#34d399}.dark .XBgd-q_rs-fail{color:#f87171;background:#ef44441f;border-color:#ef44444d}.dark .XBgd-q_rs-fail .XBgd-q_rs-num{color:#f87171}.dark .XBgd-q_rs-acc{color:#60a5fa;background:#3b82f61f;border-color:#3b82f64d}.dark .XBgd-q_rs-acc .XBgd-q_rs-num{color:#60a5fa}.dark .XBgd-q_ra-ghost{color:#94a3b8;background:#1e293b;border-color:#334155}.dark .XBgd-q_ra-ghost:hover{color:#f8fafc;background:#334155}.dark .XBgd-q_quiz-card{background:#0f172a;border-color:#1e293b}.dark .XBgd-q_quiz-card.XBgd-q_active{border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f64d,0 4px 20px #0006}.dark .XBgd-q_q-num{color:#60a5fa}.dark .XBgd-q_q-type{color:#93c5fd;background:#3b82f633}.dark .XBgd-q_q-text{color:#f8fafc}.dark .XBgd-q_q-pinyin{color:#38bdf8}.dark .XBgd-q_q-audio-row{background:0 0;border:none;padding:0}.dark .XBgd-q_q-meta-box{background:#1e293b;border-color:#334155}.dark .XBgd-q_meta-primary{color:#f8fafc}.dark .XBgd-q_q-meta-box.XBgd-q_is-word .XBgd-q_meta-primary{color:#f8fafc}.dark .XBgd-q_q-meta-box.XBgd-q_is-pinyin .XBgd-q_meta-primary{color:#f8fafc}.dark .XBgd-q_meta-secondary{color:#94a3b8}.dark .XBgd-q_meta-label{color:#64748b}.dark .XBgd-q_q-quote{color:#64748b}.dark .XBgd-q_q-highlight-char{color:#fb7185}.dark .XBgd-q_opt-btn{background:#0b0f19;border-color:#1e293b}.dark .XBgd-q_opt-btn.XBgd-q_default:hover{background:#1e293b;border-color:#3b82f6}.dark .XBgd-q_opt-btn.XBgd-q_selected{color:#93c5fd;background:#1e3a8a;border-color:#3b82f6}:is(.dark .XBgd-q_opt-btn.XBgd-q_correct,.dark .XBgd-q_opt-btn.XBgd-q_correct-selected){color:#6ee7b7;background:#064e3b;border-color:#059669}.dark .XBgd-q_opt-btn.XBgd-q_incorrect-selected{color:#fca5a5;background:#7f1d1d;border-color:#dc2626}.dark .XBgd-q_opt-btn.XBgd-q_disabled{color:#475569;background:#020617;border-color:#1e293b}.dark .XBgd-q_opt-letter{color:#94a3b8;background:#1e293b}.dark .XBgd-q_opt-text{color:#f1f5f9}.dark .XBgd-q_qc-picked{color:#60a5fa;border-top-color:#1e293b}.dark .XBgd-q_qc-result{border-top-color:#1e293b}.dark .XBgd-q_rb-skip{color:#94a3b8;background:#1e293b}.dark .XBgd-q_res-detail{color:#94a3b8}@media (max-width:768px){.XBgd-q_hero-card,.XBgd-q_qnav-bar,.XBgd-q_practice-card{flex-direction:column;align-items:stretch;gap:10px;padding:14px}.XBgd-q_qnav-meta{justify-content:space-between;width:100%}.XBgd-q_quiz-card,.XBgd-q_results-card{border-radius:14px;padding:16px 14px}.XBgd-q_opts-grid,.XBgd-q_res-stats{grid-template-columns:1fr}.XBgd-q_res-actions{flex-direction:column;width:100%}.XBgd-q_ra-btn{justify-content:center;width:100%}.XBgd-q_kbd-hint-bar{display:none}}@media (max-width:480px){.XBgd-q_qnav-btn{width:30px;height:30px;font-size:.72rem}.XBgd-q_opt-btn{padding:12px 14px}}
.eqq9cq_typing-page{background:#f8fafc;min-height:100vh}.eqq9cq_tp-header-safe{background:#fff;border-bottom:1px solid #e2e8f0}.eqq9cq_tp-header{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:12px 1rem}.eqq9cq_tp-tabs{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:0 1rem 14px}.eqq9cq_breadcrumb{align-items:center;gap:6px;font-size:.82rem;display:flex}.eqq9cq_bc-item{align-items:center;gap:3px;display:flex}.eqq9cq_bc-link{color:#64748b;align-items:center;gap:3px;text-decoration:none;transition:color .15s;display:inline-flex}.eqq9cq_bc-link:hover{color:#4299e1}.eqq9cq_bc-sep{color:#cbd5e1;font-size:.7rem}.eqq9cq_bc-active{color:#0f172a;font-weight:700}.eqq9cq_tp-layout{box-sizing:border-box;grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:1.25rem;width:100%;max-width:1200px;margin:0 auto;padding:24px 1rem 56px;display:grid}.eqq9cq_tp-main{min-width:0}.eqq9cq_tp-sidebar{width:280px;position:sticky;top:118px}.eqq9cq_header-card,.eqq9cq_table-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;box-shadow:0 6px 24px #0f172a0f}.eqq9cq_header-card{justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;padding:18px 20px;display:flex}.eqq9cq_header-left h1{color:#0f172a;align-items:center;gap:8px;margin:0 0 6px;font-size:1.1rem;font-weight:700;display:flex}.eqq9cq_header-left p{color:#64748b;margin:0;font-size:.88rem}.eqq9cq_header-hint{align-items:center;gap:6px;display:flex;color:#94a3b8!important;margin-top:6px!important;font-size:.78rem!important}.eqq9cq_header-hint kbd{color:#475569;background:#f8fafc;border:1px solid #e2e8f0;border-radius:6px;padding:0 6px;font-size:.72rem}.eqq9cq_settings-btn{color:#64748b;cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;justify-content:center;align-items:center;width:40px;height:40px;transition:all .2s;display:inline-flex}.eqq9cq_settings-btn:hover,.eqq9cq_settings-btn.eqq9cq_active{color:#fff;background:#4299e1;border-color:#4299e1}.eqq9cq_modal-overlay{z-index:9999;background:#00000059;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.eqq9cq_settings-modal{background:#fff;border-radius:16px;width:min(360px,100vw - 24px);overflow:hidden;box-shadow:0 20px 50px #0000002e}.eqq9cq_modal-hdr{border-bottom:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.eqq9cq_modal-hdr h3{color:#0f172a;align-items:center;gap:6px;margin:0;font-size:.95rem;display:flex}.eqq9cq_modal-close{color:#64748b;cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;justify-content:center;align-items:center;width:32px;height:32px;display:inline-flex}.eqq9cq_modal-body{padding:10px 16px 16px}.eqq9cq_toggle-row{cursor:pointer;justify-content:space-between;align-items:center;padding:10px 0;display:flex}.eqq9cq_toggle-label{color:#334155;align-items:center;gap:6px;font-size:.88rem;font-weight:500;display:flex}.eqq9cq_toggle{cursor:pointer;background:#cbd5e1;border-radius:999px;width:42px;height:24px;transition:background .2s;position:relative}.eqq9cq_toggle.eqq9cq_on{background:#4299e1}.eqq9cq_toggle-knob{background:#fff;border-radius:50%;width:20px;height:20px;transition:transform .2s;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #00000026}.eqq9cq_toggle.eqq9cq_on .eqq9cq_toggle-knob{transform:translate(18px)}.eqq9cq_toggle-divider{background:#e2e8f0;height:1px;margin:8px 0}.eqq9cq_table-card{overflow:auto hidden}.eqq9cq_typing-table{border-collapse:collapse;width:100%}.eqq9cq_typing-table thead{background:#f8fafc}.eqq9cq_typing-table th{text-align:left;color:#64748b;text-transform:uppercase;border-bottom:1px solid #e2e8f0;padding:10px 12px;font-size:.74rem;font-weight:800}.eqq9cq_typing-table td{vertical-align:middle;border-bottom:1px solid #f1f5f9;padding:10px 12px}.eqq9cq_typing-table tbody tr:hover{background:#fafcff}.eqq9cq_row-correct{background:#f0fdf4!important}.eqq9cq_row-wrong{background:#fef2f2!important}.eqq9cq_th-index,.eqq9cq_td-index{text-align:center;color:#94a3b8;width:40px;font-size:.84rem;font-weight:600}.eqq9cq_th-audio,.eqq9cq_td-audio{text-align:center;width:60px}.eqq9cq_th-image,.eqq9cq_td-image{text-align:center;width:70px}.eqq9cq_th-input,.eqq9cq_td-input{min-width:155px}.eqq9cq_th-result,.eqq9cq_td-result{text-align:center;width:112px}.eqq9cq_td-meaning{color:#334155;font-size:.9rem;font-weight:500}.eqq9cq_td-pinyin{color:#64748b;font-size:.88rem;font-style:italic}.eqq9cq_td-pinyin-mobile{color:#f59e0b;margin-top:2px;font-size:.78rem;font-style:italic;font-weight:600;display:none}.eqq9cq_vocab-img{object-fit:cover;border:1px solid #e2e8f0;border-radius:10px;width:56px;height:56px;display:inline-block}.eqq9cq_audio-wrapper{width:38px;height:38px;margin:0 auto;position:relative}.eqq9cq_progress-ring{opacity:0;transition:opacity .2s;position:absolute;top:0;left:0;transform:rotate(-90deg)}.eqq9cq_progress-ring.eqq9cq_active{opacity:1}.eqq9cq_ring-bg{fill:none;stroke:#4299e129;stroke-width:2.5px}.eqq9cq_ring-fg{fill:none;stroke:#4299e1;stroke-width:2.5px;stroke-linecap:round;stroke-dasharray:100.53;stroke-dashoffset:100.53px}.eqq9cq_audio-btn{color:#4299e1;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;transition:all .15s;display:inline-flex;position:absolute;top:3px;left:3px}.eqq9cq_audio-btn:hover{background:#f0f7ff;border-color:#4299e1}.eqq9cq_audio-btn.eqq9cq_playing{color:#fff;background:#4299e1;border-color:#4299e1;box-shadow:0 0 0 6px #4299e114}.eqq9cq_hanzi-input{box-sizing:border-box;border:1.5px solid #e2e8f0;border-radius:10px;width:100%;padding:9px 10px;font-family:Microsoft YaHei,PingFang SC,sans-serif;font-size:1rem}.eqq9cq_hanzi-input:focus{border-color:#4299e1;outline:none;box-shadow:0 0 0 3px #4299e11f}.eqq9cq_input-ok{background:#f0fdf4!important;border-color:#10b981!important}.eqq9cq_input-err{background:#fff5f5!important;border-color:#ef4444!important}.eqq9cq_result-badge{border-radius:10px;flex-direction:column;align-items:center;gap:2px;min-width:84px;padding:6px 8px;font-size:.76rem;font-weight:700;display:inline-flex}.eqq9cq_result-ok{color:#10b981;background:#ecfdf5;border:1px solid #a7f3d0;flex-direction:row;justify-content:center}.eqq9cq_result-err{color:#ef4444;background:#fef2f2;border:1px solid #fecaca}.eqq9cq_result-err-top{align-items:center;gap:4px;display:flex}.eqq9cq_result-answer{color:#10b981;font-family:Microsoft YaHei,PingFang SC,sans-serif;font-size:.95rem}.eqq9cq_result-empty{color:#cbd5e1;border:1px solid #e2e8f0}.eqq9cq_bottom-bar,.eqq9cq_done-section{padding-top:16px}.eqq9cq_bottom-bar{justify-content:space-between;align-items:center;gap:12px;display:flex}.eqq9cq_fill-info{color:#64748b;font-size:.88rem;font-weight:500}.eqq9cq_check-btn,.eqq9cq_action-btn{cursor:pointer;border:0;border-radius:10px;align-items:center;gap:6px;font-weight:700;display:inline-flex}.eqq9cq_check-btn{color:#fff;background:linear-gradient(135deg,#4299e1,#3182ce);padding:10px 18px;transition:all .15s;box-shadow:0 4px 12px #4299e140}.eqq9cq_check-btn:hover{opacity:.92}.eqq9cq_score-bar{border-radius:14px;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.eqq9cq_score-info{align-items:center;gap:8px;font-size:.95rem;font-weight:700;display:flex}.eqq9cq_score-actions{align-items:center;gap:8px;display:flex}.eqq9cq_action-btn{padding:9px 14px;font-size:.85rem}.eqq9cq_action-btn.eqq9cq_primary{color:#fff;background:#4299e1}.eqq9cq_action-btn.eqq9cq_danger{color:#dc2626;background:#fef2f2;border:1px solid #fecaca}.eqq9cq_sc-great{color:#047857;background:#ecfdf5;border:1px solid #a7f3d0}.eqq9cq_sc-ok{color:#a16207;background:#fffbeb;border:1px solid #fde68a}.eqq9cq_sc-bad{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca}.eqq9cq_state-msg{color:#64748b;box-sizing:border-box;flex-direction:column;justify-content:center;align-items:center;gap:10px;width:min(1200px,100% - 24px);margin:0 auto;padding:64px 28px;display:flex}.eqq9cq_state-msg svg{font-size:2rem}.eqq9cq_retry-btn{color:#fff;cursor:pointer;background:#4299e1;border:0;border-radius:10px;padding:8px 14px}.eqq9cq_spin{animation:1s linear infinite eqq9cq_spin}@keyframes eqq9cq_spin{to{transform:rotate(360deg)}}@media (max-width:1024px){.eqq9cq_tp-layout{grid-template-columns:1fr}.eqq9cq_tp-sidebar{width:100%;position:static}}@media (max-width:768px){.eqq9cq_tp-header-safe{position:static}}@media (max-width:640px){.eqq9cq_tp-header,.eqq9cq_tp-tabs,.eqq9cq_tp-layout,.eqq9cq_state-msg{width:min(1200px,100% - 16px);padding-left:8px;padding-right:8px}.eqq9cq_header-card{padding:14px}.eqq9cq_bottom-bar,.eqq9cq_score-bar{flex-direction:column;align-items:stretch}.eqq9cq_score-actions{flex-wrap:wrap}.eqq9cq_typing-table th,.eqq9cq_typing-table td{padding:8px 6px}.eqq9cq_th-index,.eqq9cq_td-index,.eqq9cq_th-image,.eqq9cq_td-image,.eqq9cq_th-pinyin,.eqq9cq_td-pinyin{display:none}.eqq9cq_td-pinyin-mobile{display:block}.eqq9cq_th-audio,.eqq9cq_td-audio{width:44px}.eqq9cq_th-input,.eqq9cq_td-input{min-width:100px}.eqq9cq_th-result,.eqq9cq_td-result{width:58px}.eqq9cq_result-badge{min-width:44px;padding:4px 5px;font-size:.7rem}}.dark .eqq9cq_typing-page{color:#f1f5f9;background:#020617}.dark .eqq9cq_tp-header-safe{background:#0f172a;border-bottom-color:#1e293b}.dark .eqq9cq_bc-link{color:#94a3b8}.dark .eqq9cq_bc-link:hover{color:#60a5fa}.dark .eqq9cq_bc-sep{color:#475569}.dark .eqq9cq_bc-active{color:#f8fafc}:is(.dark .eqq9cq_header-card,.dark .eqq9cq_table-card){background:#0f172a;border-color:#1e293b;box-shadow:0 6px 24px #0000004d}.dark .eqq9cq_header-left h1{color:#f8fafc}.dark .eqq9cq_header-left p{color:#94a3b8}.dark .eqq9cq_header-hint{color:#64748b}.dark .eqq9cq_header-hint kbd{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .eqq9cq_settings-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .eqq9cq_settings-modal{background:#0f172a;border:1px solid #1e293b}.dark .eqq9cq_modal-hdr{border-bottom-color:#1e293b}.dark .eqq9cq_modal-hdr h3{color:#f8fafc}.dark .eqq9cq_modal-close{color:#94a3b8;background:#1e293b}.dark .eqq9cq_toggle-label{color:#cbd5e1}.dark .eqq9cq_toggle-divider{background:#1e293b}.dark .eqq9cq_result-empty{color:#475569;border-color:#1e293b}.dark .eqq9cq_typing-table thead{background:#0b0f19}.dark .eqq9cq_typing-table th{color:#94a3b8;border-bottom-color:#1e293b}.dark .eqq9cq_typing-table td{border-bottom-color:#1e293b}.dark .eqq9cq_typing-table tbody tr:hover{background:#1e293b}.dark .eqq9cq_row-correct{background:#064e3b40!important}.dark .eqq9cq_row-wrong{background:#7f1d1d40!important}.dark .eqq9cq_td-meaning{color:#f1f5f9}.dark .eqq9cq_td-pinyin{color:#94a3b8}.dark .eqq9cq_audio-btn{color:#60a5fa;background:#1e293b;border-color:#334155}.dark .eqq9cq_hanzi-input{color:#f8fafc;background:#0b0f19;border-color:#1e293b}.dark .eqq9cq_hanzi-input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f640}.dark .eqq9cq_state-msg{color:#94a3b8}