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var(--grammar-color);transform:scale(1.2)}.mm-grammar-legend-btn.is-dimmed{opacity:.35}.mm-grammar-reading-body{padding:16px 18px;display:flex;flex-direction:column;gap:12px;flex:1 1 0;min-height:0;overflow-y:auto}.mm-grammar-reading-body .card-line-pinyin,.mm-grammar-reading-body .card-line-vietnamese{display:none}.mm-grammar-reading-body.show-pinyin .card-line-pinyin,.mm-grammar-reading-body.show-vietnamese .card-line-vietnamese{display:flex}.mm-grammar-reading-body .segment-links{display:none}.mm-grammar-reading-body.show-connections .segment-links{display:block}.mm-grammar-reading-body:not(.show-pinyin):not(.show-vietnamese) .card-line-chinese .line-tag{display:none}.mm-reading-pinyin-only.mm-grammar-reading-body .card-line-chinese{display:none}.mm-reading-pinyin-only.mm-grammar-reading-body .card-line-pinyin{display:flex}.mm-reading-pinyin-only.mm-grammar-reading-body .card-line-vietnamese,.mm-reading-viet-only.mm-grammar-reading-body 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solid transparent;background:transparent;color:#b9412a;font-size:.85rem;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:all .15s;margin-top:2px;opacity:.35}.mm-report-flag-btn:hover,.mm-report-flag-btn:focus-visible{opacity:1;background:#fff;border-color:#f0c9be}.mm-segment-report-btn.mm-report-flag-btn{position:absolute;left:-3px;bottom:-6px;width:14px;height:14px;min-width:0;border-width:1px;font-size:.5rem;margin-top:0;opacity:0;z-index:2}.card-line-chinese .phrase-segment:hover .mm-segment-report-btn.mm-report-flag-btn{opacity:.55}.mm-segment-report-btn.mm-report-flag-btn:hover,.mm-segment-report-btn.mm-report-flag-btn:focus-visible{opacity:1}.mm-report-menu{position:fixed;z-index:200000;width:220px;background:var(--card-bg);color:var(--ink);border-radius:8px;padding:10px 12px;box-shadow:0 8px 22px #22262b38;border:1px solid #E4DDCB;font-family:Be Vietnam Pro,IBM Plex 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.phrase-segment.phrase-segment-3[data-group]{background:var(--gold-soft);color:var(--gold)}.mm-grammar-reading-body.mm-reading-mix-mode .card-line-mixed .phrase-segment.phrase-segment-4[data-group]{background:var(--plum-soft);color:var(--plum)}.mm-grammar-reading-body.mm-reading-mix-mode .card-line-mixed .phrase-segment.phrase-segment-5[data-group]{background:var(--clay-soft);color:var(--clay)}.mm-grammar-reading-body .mm-grammar-reading-card .card-lines{gap:calc(20px + 10px * (var(--mm-text-scale, 1) - 1))}.mm-grammar-reading-body.mm-text-bold .mm-grammar-reading-card .line-text,.mm-grammar-reading-body.mm-text-bold .phrase-segment,.mm-text-bold-btn{font-weight:700}.mm-grammar-reading-card .line-tag{display:inline-block;font-family:"Noto Serif SC",serif;font-weight:700;font-size:.62rem;color:#fff;padding:1px 5px;border-radius:3px;flex-shrink:0;line-height:1.5}.mm-grammar-reading-card .card-line-chinese .line-tag{background:var(--seal)}.mm-grammar-reading-card .card-line-pinyin .line-tag{background:var(--azure)}.mm-grammar-reading-card .card-line-vietnamese .line-tag{background:var(--gold)}.mm-grammar-reading-body:not(.show-connections) .phrase-segment[data-group]:not(.mm-grammar-linked-segment){background:none;color:inherit}.mm-grammar-linked-segment{cursor:pointer;border-radius:4px;padding:0 2px;transition:background .15s,box-shadow .15s,opacity .15s,transform .15s}.card-line-chinese .mm-grammar-linked-segment{padding-left:7px}.mm-grammar-reading-body:not(.show-connections) .mm-grammar-linked-segment{background:var(--grammar-bg);border-bottom:2.5px solid var(--grammar-color);font-weight:600;color:var(--ink)}.mm-grammar-segnum{display:inline-block;margin-left:1px;padding:0 1px;border-radius:2px;cursor:pointer;font-family:IBM Plex Mono,monospace;font-size:.62em;font-weight:700;color:var(--grammar-color);vertical-align:super;line-height:1}.mm-grammar-segnum:hover{background:var(--grammar-color);color:#fff}.mm-grammar-linked-segment:hover{box-shadow:0 0 0 1.5px 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0;max-height:112px;overflow-y:auto}#mm-communication-reading-list,#mm-reading-reading-list{max-height:none;overflow-y:visible}.mm-grammar-reading-item{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;text-align:left;font-family:Be Vietnam Pro,IBM Plex Sans;font-size:.78rem;color:var(--ink-soft);white-space:nowrap;background:#fff;border:1.5px solid #E4DDCB;border-radius:20px;padding:4px 10px;cursor:pointer;transition:all .15s}.mm-grammar-reading-item-title{overflow:hidden;text-overflow:ellipsis}.mm-communication-fav-star{flex-shrink:0;font-size:.95rem;line-height:1;color:#c9c2b0;cursor:pointer;transition:color .15s,transform .1s}.mm-communication-fav-star:hover{color:var(--gold);transform:scale(1.15)}.mm-communication-fav-star.is-favorite{color:var(--gold)}.mm-grammar-reading-item.is-active .mm-communication-fav-star{color:#ffffff8c}.mm-grammar-reading-item.is-active 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6px;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--seal);font-weight:600}.mm-intro-card h2{margin:0 0 10px;font-family:"Noto Serif SC",serif;font-size:1.25rem;line-height:1.35;text-wrap:balance}.mm-intro-lead{margin:0 0 12px;font-family:"Source Serif 4",serif;font-size:.98rem;line-height:1.6;color:var(--ink-soft)}.mm-intro-card img{display:block;width:100%;height:auto;border-radius:10px;box-shadow:var(--shadow);margin:0 0 12px}.mm-intro-steps{margin:0 0 10px;padding-left:20px;display:grid;gap:6px;font-size:.9rem;line-height:1.55}.mm-intro-note{margin:0 0 16px;font-size:.82rem;color:var(--ink-soft)}.mm-intro-actions{display:flex;gap:10px;justify-content:flex-end;align-items:center;flex-wrap:wrap}.mm-intro-link{color:var(--azure);font-size:.88rem;font-weight:600}.mm-intro-start{background:var(--seal);color:#fff;border:0;border-radius:22px;padding:9px 20px;font:600 .9rem Be Vietnam Pro,IBM Plex 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