.lesson-audio[data-astro-cid-3qx3kaqa]{border:1px solid var(--line);background:var(--surface);border-radius:16px;grid-template-columns:minmax(150px,auto) minmax(240px,1fr) auto;align-items:center;gap:14px;padding:13px 15px;display:grid}.lesson-audio__label[data-astro-cid-3qx3kaqa]{color:var(--ink);align-items:center;gap:9px;font-size:.78rem;display:inline-flex}.lesson-audio__label[data-astro-cid-3qx3kaqa]>span[data-astro-cid-3qx3kaqa]{background:var(--violet-soft);width:36px;height:36px;color:var(--violet);border-radius:11px;flex:none;place-items:center;display:grid}audio[data-astro-cid-3qx3kaqa]{width:100%;min-height:40px}details[data-astro-cid-3qx3kaqa]{position:relative}summary[data-astro-cid-3qx3kaqa]{cursor:pointer;min-height:40px;color:var(--blue);white-space:nowrap;font-size:.72rem;font-weight:850;line-height:40px}details[data-astro-cid-3qx3kaqa] p[data-astro-cid-3qx3kaqa]{z-index:4;border:1px solid var(--line-strong);background:var(--surface);width:max-content;max-width:min(420px,80vw);box-shadow:var(--shadow-sm);color:var(--ink);white-space:pre-line;border-radius:12px;margin:0;padding:10px 13px;font-size:.82rem;position:absolute;top:calc(100% + 9px);right:0}@media (width<=720px){.lesson-audio[data-astro-cid-3qx3kaqa]{grid-template-columns:1fr}details[data-astro-cid-3qx3kaqa] p[data-astro-cid-3qx3kaqa]{width:auto;max-width:none;box-shadow:none;margin-top:4px;position:static}}.sentence-practice[data-astro-cid-sxergi6b]{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);border-radius:20px;overflow:hidden}.sentence-practice__toolbar[data-astro-cid-sxergi6b]{border-bottom:1px solid var(--line);background:var(--violet-soft);justify-content:space-between;align-items:center;gap:18px;padding:15px 18px;display:flex}.sentence-practice__toolbar[data-astro-cid-sxergi6b]>div[data-astro-cid-sxergi6b]{align-items:center;gap:11px;display:flex}.sentence-practice__toolbar[data-astro-cid-sxergi6b]>div[data-astro-cid-sxergi6b]>span[data-astro-cid-sxergi6b]{background:var(--violet);color:#fff;border-radius:12px;flex:none;place-items:center;width:40px;height:40px;display:grid}.sentence-practice__toolbar[data-astro-cid-sxergi6b] p[data-astro-cid-sxergi6b],.sentence-practice__toolbar[data-astro-cid-sxergi6b] strong[data-astro-cid-sxergi6b],.sentence-practice__toolbar[data-astro-cid-sxergi6b] small[data-astro-cid-sxergi6b]{margin:0;display:block}.sentence-practice__toolbar[data-astro-cid-sxergi6b] strong[data-astro-cid-sxergi6b]{font-size:.84rem;font-weight:900}.sentence-practice__toolbar[data-astro-cid-sxergi6b] small[data-astro-cid-sxergi6b]{color:var(--muted);margin-top:2px;font-size:.64rem;font-weight:700}.sentence-practice__toolbar[data-astro-cid-sxergi6b] button[data-astro-cid-sxergi6b]{background:var(--surface);color:#5337bd;cursor:pointer;border:1px solid #c8bdf7;border-radius:10px;min-height:40px;padding:0 13px;font-size:.68rem;font-weight:900}.sentence-practice__toolbar[data-astro-cid-sxergi6b] button[data-astro-cid-sxergi6b]:hover{border-color:var(--violet)}.sentence-practice__groups[data-astro-cid-sxergi6b]{grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.sentence-group[data-astro-cid-sxergi6b]+.sentence-group[data-astro-cid-sxergi6b]{border-left:1px solid var(--line)}.sentence-group[data-astro-cid-sxergi6b] header[data-astro-cid-sxergi6b]{border-bottom:1px solid var(--line);background:#fbfcff;min-height:86px;padding:15px 17px}.sentence-group[data-astro-cid-sxergi6b] header[data-astro-cid-sxergi6b] p[data-astro-cid-sxergi6b]{color:var(--ink);margin:0 0 4px;font-size:.78rem;font-weight:900}.sentence-group[data-astro-cid-sxergi6b] header[data-astro-cid-sxergi6b] span[data-astro-cid-sxergi6b]{color:var(--muted);font-size:.65rem;font-weight:700;line-height:1.45;display:block}.sentence-group[data-astro-cid-sxergi6b] ol[data-astro-cid-sxergi6b]{counter-reset:practice-item var(--counter-start);margin:0;padding:0;list-style:none}.sentence-group[data-astro-cid-sxergi6b] li[data-astro-cid-sxergi6b]{counter-increment:practice-item;grid-template-columns:25px minmax(0,1fr);align-items:start;gap:9px;min-height:75px;padding:13px 14px;display:grid}.sentence-group[data-astro-cid-sxergi6b] li[data-astro-cid-sxergi6b]+li[data-astro-cid-sxergi6b]{border-top:1px solid #edf1f7}.sentence-number[data-astro-cid-sxergi6b]:before{background:var(--canvas);width:25px;height:25px;color:var(--muted);content:counter(practice-item);border-radius:8px;place-items:center;font-size:.58rem;font-weight:900;display:grid}.sentence-group[data-astro-cid-sxergi6b] li[data-astro-cid-sxergi6b] strong[data-astro-cid-sxergi6b],.sentence-group[data-astro-cid-sxergi6b] li[data-astro-cid-sxergi6b] div[data-astro-cid-sxergi6b]>span[data-astro-cid-sxergi6b]{display:block}.sentence-group[data-astro-cid-sxergi6b] li[data-astro-cid-sxergi6b] strong[data-astro-cid-sxergi6b]{color:var(--ink);font-size:.75rem;font-weight:850;line-height:1.35}.sentence-translation[data-astro-cid-sxergi6b]{color:var(--muted);margin-top:4px;font-size:.64rem;line-height:1.4}.translations-hidden[data-astro-cid-sxergi6b] .sentence-translation[data-astro-cid-sxergi6b]{visibility:hidden}@media (width<=860px){.sentence-practice__groups[data-astro-cid-sxergi6b]{grid-template-columns:1fr}.sentence-group[data-astro-cid-sxergi6b]+.sentence-group[data-astro-cid-sxergi6b]{border-top:1px solid var(--line);border-left:0}.sentence-group[data-astro-cid-sxergi6b] header[data-astro-cid-sxergi6b]{min-height:0}}@media (width<=560px){.sentence-practice__toolbar[data-astro-cid-sxergi6b]{flex-direction:column;align-items:stretch}.sentence-practice__toolbar[data-astro-cid-sxergi6b] button[data-astro-cid-sxergi6b]{width:100%}}