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h2{margin:0;font-size:1.05rem}.nav-legend{display:flex;flex-wrap:wrap;gap:9px 16px;margin-bottom:14px;color:var(--muted);font-size:.72rem}.nav-legend span{display:inline-flex;align-items:center;gap:6px}.dot{width:13px;height:13px;border-radius:4px;border:1px solid var(--line);background:var(--surface);display:inline-block}.dot.answered{background:var(--accent);border-color:var(--accent)}.dot.current{background:var(--ink);border-color:var(--ink)}.dot.flagged{background:var(--gold);border-color:var(--gold)}.nav-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:8px;margin-bottom:16px}.nav-cell{aspect-ratio:1;display:grid;place-items:center;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--ink);font-size:.82rem;font-weight:700;font-variant-numeric:tabular-nums;cursor:pointer;position:relative}.nav-cell.answered{background:var(--accent);border-color:var(--accent);color:#fff}.nav-cell.current{outline:2px solid var(--ink);outline-offset:1px}.nav-cell.flagged:after{content:"";position:absolute;top:3px;right:3px;width:6px;height:6px;border-radius:50%;background:var(--gold)}.review-summary{margin:0 0 14px;font-size:.9rem}.review-block{margin-bottom:14px}.review-label{display:flex;align-items:center;gap:7px;margin:0 0 8px;font-size:.8rem;font-weight:700}.review-label.warn{color:var(--coral)}.review-label.ok{color:var(--accent-dark)}.chip-row{display:flex;flex-wrap:wrap;gap:7px}.chip{min-width:34px;padding:5px 9px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);font-size:.78rem;font-weight:700;cursor:pointer}.review-actions{display:flex;gap:10px;margin-top:6px}.review-actions button{flex:1}.mock-breakdown{width:min(100%,560px);margin:10px 0 4px;text-align:left}.breakdown-list{margin-top:12px;display:grid;gap:12px}.breakdown-row{padding:11px 12px;border:1px solid var(--line);border-left-width:3px;border-radius:8px;background:var(--surface)}.breakdown-row.weak{border-left-color:var(--coral)}.breakdown-head{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:.88rem}.breakdown-head span{color:var(--muted);font-variant-numeric:tabular-nums}.breakdown-row .group-practice{margin-top:9px}.secondary-action.wide{width:100%;justify-content:center;margin-top:12px}.summary-actions{display:grid;gap:10px;width:min(100%,560px);margin-top:18px}[data-theme=dark] .flag-btn.flagged{background:#39301a}.collapse-panel{margin-top:24px;padding:16px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.collapse-head{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:14px}.collapse-head h2{margin:0;font-size:1.08rem}.collapse-head p:last-child{margin:5px 0 0;color:var(--muted);font-size:.8rem;line-height:1.5}.collapse-toggle{display:inline-flex;align-items:center;gap:6px;padding:8px 10px;border:1px solid var(--line);border-radius:7px;background:transparent;color:var(--ink);font-size:.76rem;font-weight:800;white-space:nowrap;cursor:pointer}.collapse-toggle:hover{border-color:var(--accent);background:var(--accent-pale);color:var(--accent-dark)}.collapse-toggle svg{transition:transform .15s ease}.collapse-toggle[aria-expanded=true] svg{transform:rotate(180deg)}.collapse-preview{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}.collapse-preview span{padding:5px 9px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:var(--paper);font-size:.75rem;font-weight:750}.collapse-panel .glossary-tools{margin-top:15px}.collapse-panel>.search-field{margin-top:15px}.glossary-group{padding:18px 0 4px;border-top:1px solid var(--line)}.glossary-list{margin-top:12px;display:grid;gap:10px}.glossary-card{padding:13px 14px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.glossary-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.glossary-term{font-size:1.12rem}.glossary-pinyin{color:var(--accent-dark);font-size:.86rem;font-style:italic}.glossary-en{margin:6px 0 0;font-size:.92rem}.glossary-cue{display:flex;align-items:flex-start;gap:6px;margin:7px 0 0;color:var(--muted);font-size:.8rem;line-height:1.45}.glossary-cue svg{flex-shrink:0;margin-top:2px}.glossary-aliases{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}.glossary-aliases span{padding:2px 8px;border-radius:999px;background:var(--accent-pale);color:var(--accent-dark);font-size:.7rem;font-weight:700;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.glossary-links{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;padding-top:9px;border-top:1px solid var(--line)}.glossary-links>span{color:var(--muted);font-size:.72rem;font-weight:700}.glossary-links button{padding:4px 10px;border:1px solid var(--line);border-radius:6px;background:transparent;color:var(--accent-dark);font-size:.72rem;font-weight:700;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;cursor:pointer}.glossary-links button:hover{border-color:var(--accent);background:var(--accent-pale)}.pinyin-toggle{padding:2px 9px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--muted);font-size:.72rem;font-weight:700;cursor:pointer}.pinyin-toggle:hover{border-color:var(--accent);color:var(--accent)}.build-version{margin:22px 0 0;text-align:center;color:var(--muted);font-size:.7rem;font-variant-numeric:tabular-nums;opacity:.7}