.lv,.lw,.live,.lw-doc,.hw-exercises{--lw-bg:#f8f8f8;--lw-surface:#fff;--lw-primary:#9047ff;--lw-primary-ink:#7a2fe6;--lw-tint-1:#f5eeff;--lw-tint-2:#eadcff;--lw-tint-3:#f4f1fb;--lw-track:#e8e3f3;--lw-student:#00cbff;--lw-ok:#1acf1a;--lw-ok-bg:#e3ffeb;--lw-error:#ff474a;--lw-error-bg:#ffe9e9;--lw-online:#00ea00;--lw-own:#ff7300;--lw-mistake-bg:#fff1e6;--lw-answer-bg:#fafafa;--lw-ink:#181818;--lw-ink-2:#504b4b;--lw-muted:#898787;--lw-dot:#c4c3c3;--lw-r-pill:999px;--lw-r-card:24px;--lw-r-step:32px;--lw-r-block:16px;--lw-r-banner:20px;--lw-r-inner:10px;--lw-header-h:64px;--lw-page-x:32px;--lw-col-left:329px;--lw-col-center:678px;--lw-col-right:328px;--lw-gutter:20px;--lw-live-col-left:232px;--lw-marker-center:17px;--lw-text-scale:1}:root[data-text-scale=lg] .lv,:root[data-text-scale=lg] .lw,:root[data-text-scale=lg] .live,:root[data-text-scale=lg] .hw-exercises{--lw-text-scale:1.25}.lw{background:var(--lw-bg);min-height:100vh;color:var(--lw-ink)}.lw-header{z-index:20;height:var(--lw-header-h);padding:0 var(--lw-page-x);background:var(--lw-surface);align-items:center;gap:24px;display:flex;position:sticky;top:0}.lw-header__left{align-items:center;gap:12px;min-width:0;display:flex}.lw-header__badge{border-radius:var(--lw-r-pill);background:var(--lw-tint-2);color:var(--lw-primary-ink);flex:none;padding:6px 12px;font-size:12px;font-weight:700;line-height:1}.lw-header__unit{color:var(--lw-ink);white-space:nowrap;text-overflow:ellipsis;font-size:16px;font-weight:700;overflow:hidden}.lw-header__progress{gap:3px;margin:0 0 0 auto;padding:0;list-style:none;display:flex}.lw-header__dot{border-radius:var(--lw-r-pill);background:var(--lw-track);width:30px;height:5px}.lw-header__dot.is-done,.lw-header__dot.is-current{background:var(--lw-primary)}.lw-header__right{flex:none;align-items:center;gap:20px;display:flex}.lw-header__timer{color:var(--lw-ink-2);font-variant-numeric:tabular-nums;white-space:nowrap;font-size:14px;font-weight:500}.lw-header__timer-sep{color:var(--lw-muted)}.lw-header__text-scale{border-radius:var(--lw-r-pill);background:var(--lw-tint-1);color:var(--lw-primary-ink);font:inherit;cursor:pointer;border:none;align-items:baseline;gap:1px;padding:10px 14px;font-size:13px;font-weight:700;line-height:1;transition:background .15s,color .15s;display:inline-flex}.lw-header__text-scale-big{font-size:17px}.lw-header__text-scale:hover{background:var(--lw-tint-2)}.lw-header__text-scale.is-on{background:var(--lw-primary);color:#fff}.lw-header__exit{border-radius:var(--lw-r-pill);background:var(--lw-tint-1);color:var(--lw-primary-ink);font:inherit;cursor:pointer;border:none;align-items:center;gap:8px;padding:12px 20px;font-size:14px;font-weight:700;transition:background .15s;display:inline-flex}.lw-header__exit:hover{background:var(--lw-tint-2)}.lw-header__exit:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw__body{grid-template-columns:var(--lw-col-left) var(--lw-col-center) var(--lw-col-right);justify-content:center;gap:var(--lw-gutter);padding:24px var(--lw-page-x) 40px;align-items:start;display:grid}.lw__main{display:contents}.lw-route{top:calc(var(--lw-header-h) + 24px);border-radius:var(--lw-r-card);background:var(--lw-surface);padding:24px 20px;position:sticky}.lw-route__head{justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:18px;display:flex}.lw-route__title{color:var(--lw-ink);margin:0;font-size:16px;font-weight:700}.lw-route__count{color:var(--lw-muted);font-size:13px}.lw-route__list{margin:0;padding:0;list-style:none;position:relative}.lw-route__item{position:relative}.lw-route__item:before{content:"";background:var(--lw-track);border-radius:2px;width:2px;position:absolute;top:0;bottom:0;left:3px}.lw-route__item:first-child:before{top:var(--lw-marker-center)}.lw-route__item:last-child:before{bottom:calc(100% - var(--lw-marker-center))}.lw-route__item.is-done:before,.lw-route__item.is-current:before{background:var(--lw-primary)}.lw-route__step{z-index:1;width:100%;font:inherit;text-align:left;cursor:pointer;border-radius:var(--lw-r-inner);background:0 0;border:none;align-items:flex-start;padding:6px 8px 6px 46px;display:flex;position:relative}.lw-route__step:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-route__marker{border-radius:var(--lw-r-pill);background:var(--lw-dot);width:8px;height:8px;box-shadow:0 0 0 4px var(--lw-surface);margin-top:7px;position:absolute;top:6px;left:0}.lw-route__step.is-done .lw-route__marker,.lw-route__step.is-current .lw-route__marker,.lw-route__step.is-active .lw-route__marker{background:var(--lw-primary)}.lw-route__marker svg{display:none}.lw-route__body{flex-direction:column;gap:1px;min-width:0;display:flex}.lw-route__num{letter-spacing:.04em;text-transform:uppercase;color:var(--lw-muted);font-size:11px;font-weight:700}.lw-route__title-text{color:var(--lw-ink-2);font-size:14px;font-weight:500}.lw-route__step.is-active .lw-route__num{color:var(--lw-primary-ink)}.lw-route__step.is-active .lw-route__title-text{color:var(--lw-primary);font-weight:700}.lw-route__step.is-locked .lw-route__title-text{color:var(--lw-muted)}.lw-route__riders{left:4px;top:var(--lw-marker-center);z-index:2;pointer-events:none;display:flex;position:absolute;transform:translate(-50%,-50%)}.lw-route__rider+.lw-route__rider{margin-left:-6px}.lw-route__rider{border-radius:var(--lw-r-pill);color:#fff;width:24px;height:24px;box-shadow:0 0 0 3px var(--lw-surface);place-items:center;font-size:11px;font-weight:700;line-height:1;display:grid}.lw-route__rider--student{background:var(--lw-student)}.lw-route__rider--teacher{background:var(--lw-primary)}.lw-route__item.has-rider .lw-route__marker{visibility:hidden}[data-question-id]{scroll-margin-top:12px}.lw-content{flex-direction:column;gap:12px;min-width:0;display:flex}.lw-step-head{margin:0 0 4px;padding:0 2px}.lw-step-head__title{letter-spacing:-.02em;color:var(--lw-ink,#1c1c1e);margin:0;font-size:22px;font-weight:700;line-height:1.25}.lw-step-head__lead{color:var(--lw-muted,#5b6478);margin:6px 0 0;font-size:15px;line-height:1.45}.lw-card,.lw-theory,.lw-info,.lw-practice{background:var(--lw-surface);border-radius:var(--lw-r-step);padding:16px 22px}.lw-theory__head,.lw-practice__head{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:10px;display:flex}.lw-theory__kicker{border-radius:var(--lw-r-pill);background:var(--lw-tint-2);color:var(--lw-primary-ink);font-size:calc(14px * var(--lw-text-scale,1));flex:none;align-items:center;padding:4px 10px;font-weight:700;line-height:1.2;display:inline-flex}.lw-practice__instruction{font-size:calc(16px * var(--lw-text-scale,1));color:var(--lw-ink);margin:0 0 10px;font-weight:600;line-height:1.4}.lw-practice__audio{width:100%;margin:0 0 12px;display:block}.lw-practice__html{margin:0 0 14px}.lw-practice__html .gconcept,.lw-practice__html .bank,.lw-practice__html .wbank,.lw-practice__html .bubble{background:var(--lw-tint-2,#f4f1ff);border-radius:12px;padding:12px}.lw-writing__field,.csr-writing-field{width:100%;min-height:140px;font:inherit;border-radius:12px;padding:10px 12px}.lw-speaking__task{margin:0 0 8px;font-weight:600}.lw-speaking__steps,.lw-speaking__phrases{margin:0 0 12px;padding-left:20px}.lw-speaking__rec{color:var(--lw-muted,#5b6478);font-size:calc(14px * var(--lw-text-scale,1));margin:0}.lw-theory__minutes,.lw-practice__hint{font-size:calc(13px * var(--lw-text-scale,1));color:var(--lw-muted);text-align:right}.lw-theory__title,.lw-info__title{font-size:calc(21px * var(--lw-text-scale,1));color:var(--lw-ink);margin:0 0 6px;font-weight:700}.lw-theory__text,.lw-info__body{font-size:calc(15px * var(--lw-text-scale,1));color:var(--lw-ink-2);margin:0;line-height:1.5}.lw-info__body>*+*{margin-top:10px}.lw-info__item+.lw-info__item{margin-top:14px}.lw-info__body{--grey:var(--lw-muted);--violet-lt:var(--lw-tint-2);--cyan-lt:var(--lw-track)}.lw-info__body .instruction{font-size:calc(15.5px * var(--lw-text-scale,1));color:var(--lw-ink);font-weight:700}.lw-info__body .subline,.lw-info__body .ohint{font-size:calc(14px * var(--lw-text-scale,1));color:var(--lw-muted)}.lw-info__body .instruction+.subline,.lw-info__body .instruction+.ohint{margin-top:4px}.lw-info__body .vocab .vhead h2{font-size:calc(17px * var(--lw-text-scale,1));color:var(--lw-ink);margin:0 0 10px;font-weight:700}.lw-info__body .vlist{grid-template-columns:repeat(auto-fill,minmax(196px,1fr));gap:10px;margin:0;padding:0;list-style:none;display:grid}.lw-info__body .vlist li{border-radius:var(--lw-r-block);background:var(--lw-answer-bg);font-size:calc(14px * var(--lw-text-scale,1));padding:12px}.lw-info__body .vimg{border-radius:var(--lw-r-inner);object-fit:cover;width:100%;height:116px;margin-bottom:8px;display:block}.lw-info__body .vlist b{color:var(--lw-ink)}.lw-info__body .tr{font-size:calc(13.5px * var(--lw-text-scale,1));color:var(--lw-muted);margin-top:4px;display:block}.lw-info__body img,.lw-info__body video{border-radius:var(--lw-r-inner);max-width:100%;height:auto}.lw-info__body audio,.lw-practice__html audio{width:100%}.lw-info__body .clips,.lw-practice__html .clips{flex-wrap:wrap;align-self:stretch;gap:6px 10px;width:100%;margin:2px 0 8px;display:flex}.lw-info__body .clips .track,.lw-practice__html .clips .track{flex:0 0 200px;min-width:0;max-width:100%;margin:0}.lw-info__body .clips .track b,.lw-practice__html .clips .track b{font-size:calc(12.5px * var(--lw-text-scale,1));color:var(--lw-muted,#6b6578);margin-bottom:3px;font-weight:600;display:block}.lw-info__body .clips .track audio,.lw-practice__html .clips .track audio{width:100%;height:36px}.lw-info__body .player.seg-clip,.lw-practice__html .player.seg-clip{vertical-align:top;flex-direction:column;align-items:stretch;gap:2px;width:200px;max-width:100%;margin:0 10px 8px 0;display:inline-flex}.lw-info__body .player.seg-clip .meta,.lw-info__body .player.seg-clip .meta b,.lw-practice__html .player.seg-clip .meta,.lw-practice__html .player.seg-clip .meta b{font-size:calc(12.5px * var(--lw-text-scale,1));color:var(--lw-muted,#6b6578);order:-1;font-weight:600}.lw-info__body .player.seg-clip audio,.lw-practice__html .player.seg-clip audio{width:100%;height:36px}.lw-info__body .player,.lw-practice__html .player{flex-direction:column;align-items:flex-start;gap:10px;margin:8px 0 4px;display:flex}.lw-info__body .player .meta b,.lw-practice__html .player .meta b{font-size:calc(15px * var(--lw-text-scale,1));color:var(--lw-ink,#181818);font-weight:800;display:block}.lw-info__body .player .meta,.lw-practice__html .player .meta{font-size:calc(13px * var(--lw-text-scale,1));color:var(--lw-muted,#6b6578)}.lw-info__body .player button:not(.say-play),.lw-info__body .player .bar,.lw-info__body .player .wave,.lw-info__body .player .time,.lw-info__body .player .rate,.lw-info__body .player select,.lw-practice__html .player button:not(.say-play),.lw-practice__html .player .bar,.lw-practice__html .player .wave,.lw-practice__html .player .time,.lw-practice__html .player .rate,.lw-practice__html .player select{display:none}.lw-info__body .player .say-play,.lw-practice__html .player .say-play{border-radius:var(--lw-r-pill);background:var(--lw-primary);color:#fff;width:auto;font:inherit;font-size:calc(14.5px * var(--lw-text-scale,1));cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;margin:0 0 2px;padding:11px 22px;font-weight:700;line-height:1;transition:background .15s;display:inline-flex}.lw-info__body .player .say-play:before,.lw-practice__html .player .say-play:before{content:"";border:6px solid #0000;border-left:10px solid;border-right-width:0;width:0;height:0}.lw-info__body .player .say-play:hover,.lw-practice__html .player .say-play:hover{background:var(--lw-primary-ink)}.lw-info__body .player .say-play:focus-visible,.lw-practice__html .player .say-play:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-info__body .track b{font-size:calc(13px * var(--lw-text-scale,1));color:var(--lw-muted);margin-bottom:6px;font-weight:600;display:block}.lw-info__body table{border-collapse:separate;border-spacing:0;width:100%;font-size:calc(14px * var(--lw-text-scale,1))}.lw-info__body th,.lw-info__body td{text-align:left;vertical-align:top;padding:8px 10px}.lw-info__body th{background:var(--lw-tint-3);color:var(--lw-ink);font-weight:700}.lw-info__body tbody tr:nth-child(2n) td{background:var(--lw-answer-bg)}.lw-info__body td.k{color:var(--lw-ink);font-weight:600}.lw-info__body table b{background:var(--violet-lt);color:var(--lw-primary-ink);border-radius:4px;padding:1px 5px}.lw-info__body .legend{font-size:calc(13px * var(--lw-text-scale,1));color:var(--lw-muted);flex-wrap:wrap;gap:14px;display:flex}.lw-info__body .legend i{vertical-align:-1px;border-radius:4px;width:12px;height:12px;margin-right:6px;display:inline-block}.lw-info__body .reading{border-radius:var(--lw-r-block);background:var(--lw-answer-bg);padding:16px 18px;display:block}.lw-info__body .reading h3{font-size:calc(17px * var(--lw-text-scale,1));color:var(--lw-ink);margin:0 0 8px;font-weight:700}.lw-info__body .reading p+p{margin-top:10px}.lw-info__body .card,.lw-practice__html .card{border-radius:var(--lw-r-block);background:var(--lw-answer-bg);flex:none;padding:14px 16px;display:block}.lw-info__body .grid2,.lw-info__body .grid3,.lw-practice__html .grid2,.lw-practice__html .grid3{gap:10px;display:grid}.lw-info__body .grid2,.lw-practice__html .grid2{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.lw-info__body .grid3,.lw-practice__html .grid3{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}.lw-info__body .card p+p{margin-top:8px}.lw-info__body .egs{gap:6px;margin:0;padding:0;list-style:none;display:grid}.lw-info__body .egs li{border-radius:var(--lw-r-inner);background:var(--lw-answer-bg);padding:8px 12px}.lw-info__body .gref summary{font-size:calc(14.5px * var(--lw-text-scale,1));color:var(--lw-primary-ink);cursor:pointer;padding:8px 0;font-weight:700}.lw-info__body .gref summary:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px;border-radius:var(--lw-r-inner)}.lw-info__body .bubble{border-radius:var(--lw-r-block);background:var(--lw-tint-1);padding:14px 16px}.lw-info__body .blab{font-size:calc(12.5px * var(--lw-text-scale,1));letter-spacing:.04em;text-transform:uppercase;color:var(--lw-primary-ink);margin-bottom:6px;font-weight:700}.lw-info__body .bubble ul{margin:0;padding-left:18px}.lw-info__body .bubble li+li{margin-top:6px}.lw-info__body .grid2{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;display:grid}.lw-info__body .role{border-radius:var(--lw-r-block);background:var(--lw-answer-bg);padding:12px 14px}.lw-info__body .role .tag{border-radius:var(--lw-r-pill);background:var(--lw-tint-1);font-size:calc(12.5px * var(--lw-text-scale,1));color:var(--lw-primary-ink);margin-bottom:6px;padding:4px 10px;font-weight:700;display:inline-block}.lw-info__body .role p{margin:0}.lw-info__body .slide:empty,.lw-info__body .dots:empty,.lw-info__body .snav:empty,.lw-info__body .seglist:empty,.lw-info__body .wave:empty,.lw-info__body .res:empty{display:none}.lw-info__body .ochip,.lw-info__body .opt{border-radius:var(--lw-r-pill);background:var(--lw-tint-3);font:inherit;font-size:calc(14px * var(--lw-text-scale,1));color:var(--lw-ink-2);cursor:default;pointer-events:none;border:0;margin:0 6px 6px 0;padding:7px 13px;display:inline-block}.lw-info__body .ochip .pin,.lw-practice--has-qs .lw-practice__html .opt,.lw-practice--has-qs .lw-practice__html .opts,.lw-practice--has-qs .lw-practice__html .mcq,.lw-practice--has-qs .lw-practice__html select,.lw-practice--has-qs .lw-practice__html .num{display:none}.lw-info__body .mcq .q{color:var(--lw-ink);margin-bottom:8px;font-weight:600}.lw-info__body .num{background:var(--lw-tint-3);min-width:22px;height:22px;font-size:calc(12px * var(--lw-text-scale,1));color:var(--lw-muted);border-radius:6px;place-items:center;margin-right:8px;font-weight:700;display:inline-grid}.lw-info__body .row,.lw-practice__html .row{flex-wrap:wrap;align-items:center;gap:12px;min-width:0;max-width:100%;display:flex}.lw-info__body .row>*,.lw-practice__html .row>*{min-width:0}.lw-info__body .row>.num,.lw-practice__html .row>.num{flex:none;min-width:22px}.lw-info__body .body,.lw-practice__html .body{overflow-wrap:break-word;flex:12rem;min-width:0}.lw-info__body select,.lw-info__body input:not([type=checkbox]):not([type=radio]),.lw-info__body textarea,.lw-practice__html select,.lw-practice__html input:not([type=checkbox]):not([type=radio]),.lw-practice__html textarea{flex:8rem;min-width:0;max-width:100%}:is(.lw-info__body .row:has(input.gap),.lw-practice__html .row:has(input.gap)){display:block}:is(.lw-info__body .row:has(input.gap) .body,.lw-practice__html .row:has(input.gap) .body){flex:none;display:inline}.lw-info__body input.gap,.lw-practice__html input.gap{box-sizing:content-box;vertical-align:baseline;border:1.5px solid var(--lw-line,#d5d0e2);width:8.5em;min-width:6em;max-width:16em;height:1.7em;font:inherit;font-size:calc(14.5px * var(--lw-text-scale,1));cursor:pointer;pointer-events:auto;background:#fff;border-radius:8px;flex:none;margin:0 4px;padding:2px 8px;display:inline-block}.lw-info__body input.gap.is-correct,.lw-practice__html input.gap.is-correct{color:#0f6b45;background:#e8f8f0;border-color:#1a9e6a}.lw-info__body input.gap.is-wrong,.lw-practice__html input.gap.is-wrong{color:#8b1e1e;background:#fdecec;border-color:#d64545}.lw-practice__wb-score{color:#5b21b6;font-size:calc(14px * var(--lw-text-scale,1));background:#f4f1fb;border-radius:12px;margin:10px 0 0;padding:10px 14px;font-weight:600}.lw-practice__html .num{background:var(--lw-tint-3);min-width:22px;height:22px;color:var(--lw-muted);border-radius:6px;place-items:center;margin-right:8px;font-size:12px;font-weight:700;display:inline-grid}.lw-info__body .bank,.lw-info__body .wbank,.lw-practice__html .bank,.lw-practice__html .wbank{background:var(--lw-tint-3);border-radius:12px;flex-wrap:wrap;align-items:center;gap:8px;padding:10px 12px;display:flex}.lw-info__body .wbank,.lw-practice__html .wbank{border:1px dashed var(--lw-line,#d5d0e2);margin-bottom:14px;padding:14px}.lw-info__body .wchip,.lw-practice__html .wchip{border:1.5px solid var(--lw-line,#d5d0e2);color:var(--lw-ink,#181818);font:inherit;font-size:calc(14.5px * var(--lw-text-scale,1));cursor:pointer;background:#fff;border-radius:999px;margin:0;padding:8px 16px;font-weight:600}.lw-info__body .wchip:hover,.lw-practice__html .wchip:hover{border-color:var(--lw-primary,#9047ff)}.lw-info__body .wchip.on,.lw-practice__html .wchip.on{background:var(--lw-primary,#9047ff);border-color:var(--lw-primary,#9047ff);color:#fff}.lw-info__body .wchip.used,.lw-practice__html .wchip.used{opacity:.32;pointer-events:none}.lw-info__body .blabel,.lw-practice__html .blabel{width:100%;font-size:calc(11px * var(--lw-text-scale,1));letter-spacing:.04em;text-transform:uppercase;color:var(--lw-muted);font-weight:800}.lw-info__body .bw,.lw-practice__html .bw{border:1px solid var(--lw-line,#e6e8ef);font-size:calc(14px * var(--lw-text-scale,1));cursor:pointer;background:#fff;border-radius:999px;padding:6px 12px;transition:background .12s,border-color .12s}.lw-info__body .bw:hover,.lw-practice__html .bw:hover{border-color:var(--lw-primary,#9047ff);background:var(--lw-tint-1,#f4f0ff)}.lw-info__body .bw.used,.lw-practice__html .bw.used{opacity:.32;pointer-events:none}.lw-info__body .bnote,.lw-practice__html .bnote{width:100%;font-size:calc(12px * var(--lw-text-scale,1));color:var(--lw-muted)}.lw-info__body .chat{min-height:0;box-shadow:none;background:0 0;border:0;border-radius:0;gap:10px;padding:0;display:grid}.lw-info__body .msg{border:1px solid var(--lw-line,#e6e8ef);background:var(--lw-tint-3);border-radius:12px;padding:10px 12px}.lw-info__body .msg b{font-size:calc(12px * var(--lw-text-scale,1));color:var(--lw-primary-ink);margin-bottom:4px;display:block}.lw-forms{flex-wrap:wrap;align-items:center;gap:8px;margin:14px 0;display:flex}.lw-form-chip{border-radius:var(--lw-r-inner);background:var(--lw-tint-3);color:var(--lw-ink);padding:6px 12px;font-size:16px;font-weight:700}.lw-table{flex-direction:column;gap:2px;margin:14px 0;display:flex}.lw-table__row{border-radius:var(--lw-r-inner);background:var(--lw-tint-3);grid-template-columns:150px 1fr;gap:12px;padding:11px 12px;display:grid}.lw-table__kind{color:var(--lw-muted);font-size:12.5px;font-weight:700}.lw-table__example{color:var(--lw-ink);font-size:15px}.lw-table__accent{color:var(--lw-primary-ink);font-weight:700}.lw-mistake{border-radius:var(--lw-r-block);background:var(--lw-mistake-bg);align-items:flex-start;gap:12px;margin-top:14px;padding:14px 16px;display:flex}.lw-mistake__icon{color:var(--lw-own);flex:none}.lw-mistake__body{color:var(--lw-ink-2);font-size:14.5px;line-height:1.45}.lw-mistake__body b{color:var(--lw-ink);margin-bottom:2px;display:block}.lw-banner{border-radius:var(--lw-r-banner);background:var(--lw-primary);justify-content:space-between;align-items:center;gap:16px;min-height:232px;padding:28px 32px;display:flex}.lw-banner__text{color:#fff;font-size:36px;font-weight:700;line-height:1.1}.lw-banner__mascot{flex:none;max-height:176px}.lw-sysbanner{border-radius:var(--lw-r-block);background:var(--lw-tint-3);align-items:center;gap:10px;padding:12px 16px;display:flex}.lw-sysbanner--attention{background:var(--lw-mistake-bg)}.lw-sysbanner--error{background:var(--lw-error-bg)}.lw-sysbanner__icon{text-align:center;flex:none;width:18px;height:18px;line-height:18px}.lw-sysbanner__text{min-width:0;color:var(--lw-ink);flex:1;font-size:14.5px;font-weight:500}.lw-sysbanner__action{font:inherit;color:var(--lw-primary-ink);cursor:pointer;background:0 0;border:0;flex:none;padding:0;font-size:14px;font-weight:700}.lw-sysbanner__action:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px;border-radius:var(--lw-r-inner)}.lw-summary__title{color:var(--lw-ink);margin:0 0 6px;font-size:15px;font-weight:700}.lw-summary__value{color:var(--lw-ink-2);margin:0;font-size:15px}.lw-material-tabs{flex:none;margin:0}.lw-vocab__title{font-size:calc(17px * var(--lw-text-scale,1));color:var(--lw-ink);margin:0 0 6px;font-weight:700}.lw-vocab__hint{font-size:calc(14px * var(--lw-text-scale,1));color:var(--lw-muted);margin:0 0 14px}.lw-vocab__grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;display:grid}.lw-vcard-wrap{width:100%;position:relative}.lw-vcard{all:unset;cursor:pointer;aspect-ratio:3/4;perspective:1200px;width:100%;display:block}.lw-vcard.is-noimg{aspect-ratio:auto;height:170px}.lw-vcard.is-noimg .lw-vcard__front{text-align:center;background:var(--lw-tint-2,#eadcff);justify-content:center;align-items:center}.lw-vcard.is-noimg .lw-vcard__word{color:var(--lw-primary-ink,#7a2fe6);margin:0;font-size:19px}.lw-vcard.is-noimg .lw-vcard__pos{margin:4px 0 0}.lw-vcard__speak{all:unset;z-index:1;cursor:pointer;border-radius:var(--lw-r-pill);background:#ffffffe6;justify-content:center;align-items:center;width:26px;height:26px;font-size:13px;display:inline-flex;position:absolute;top:6px;right:6px;box-shadow:0 1px 3px #0f172a26}.lw-vcard__speak:hover{background:#fff}.lw-vcard__inner{width:100%;height:100%;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.3,.1,.2,1);position:relative}.lw-vcard.is-flipped .lw-vcard__inner{transform:rotateY(180deg)}.lw-vcard__face{backface-visibility:hidden;border:1px solid #00000014;border-radius:12px;flex-direction:column;display:flex;position:absolute;inset:0;overflow:hidden;box-shadow:0 1px 2px #0f172a0d}.lw-vcard__front{background:#fff}.lw-vcard__front img{object-fit:cover;flex:none;width:100%;height:58%;display:block}.lw-vcard__word{color:var(--lw-ink,#0f172a);margin:10px 10px 0;font-size:14px;font-weight:700;line-height:1.25}.lw-vcard__pos{color:var(--lw-muted,#64748b);margin:2px 10px 10px;font-size:11px;font-style:italic}.lw-vcard__back{background:#fff;transform:rotateY(180deg)}.lw-vcard__bhead{color:#fff;background:#7c3aed;flex:none;padding:10px 12px}.lw-vcard__bhead .lw-vcard__word{color:#fff;margin:0}.lw-vcard__bhead .lw-vcard__pos{color:#ffffffd1;margin:1px 0 0}.lw-vcard__ipa{color:#ffffffe6;margin-top:4px;font-size:11.5px}.lw-vcard__bbody{flex-direction:column;flex:1;gap:8px;min-height:0;padding:10px 12px;display:flex;overflow-y:auto}.lw-vcard__def{color:#1e293b;font-size:12.5px;line-height:1.4}.lw-vcard__trs{border-top:1px solid #00000014;gap:10px;padding-top:8px;display:flex}.lw-vcard__tr{flex:1;min-width:0}.lw-vcard__tr b{letter-spacing:.06em;color:#7c3aed;font-size:10px;font-weight:700;display:block}.lw-vcard__tr span{color:#1e293b;margin-top:2px;font-size:12px;display:block}.lw-checklist__title{color:var(--lw-ink);margin:0 0 6px;font-size:17px;font-weight:700}.lw-checklist__hint{color:var(--lw-muted);margin:0 0 14px;font-size:14px}.lw-checklist__list{flex-direction:column;gap:4px;margin:0;padding:0;list-style:none;display:flex}.lw-checklist__item{all:unset;cursor:pointer;border-radius:var(--lw-r-inner);width:100%;color:var(--lw-ink);align-items:flex-start;gap:10px;padding:8px 10px;font-size:15px;line-height:1.45;display:flex}.lw-checklist__item:hover{background:var(--lw-tint-3)}.lw-checklist__box{width:20px;height:20px;box-shadow:inset 0 0 0 1.5px var(--lw-track);color:#fff;border-radius:6px;flex:none;justify-content:center;align-items:center;margin-top:1px;display:flex}.lw-checklist__item.is-done .lw-checklist__box{background:var(--lw-ok);box-shadow:none}.lw-checklist__item.is-done{color:var(--lw-muted)}.lw-practice__list{flex-direction:column;gap:18px;margin:0;padding:0;list-style:none;display:flex}.lw-q--live-here{border-radius:var(--lw-r-inner);box-shadow:inset 3px 0 0 var(--lw-student);background:color-mix(in srgb, var(--lw-student) 8%, transparent)}.lw-q--live-here:not(.lw-card){padding:10px 12px}.lw-info__body input.gap.lw-q--live-here,.lw-practice__html input.gap.lw-q--live-here{border-color:var(--lw-student);box-shadow:0 0 0 2px color-mix(in srgb, var(--lw-student) 40%, transparent);background:color-mix(in srgb, var(--lw-student) 12%, #fff);padding:2px 8px}.lw-q__prompt,.lw-q__sentence{font-size:calc(16px * var(--lw-text-scale,1));color:var(--lw-ink);line-height:1.55}.lw-q__sentence{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.lw-opts{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.lw-opt{border-radius:var(--lw-r-pill);background:var(--lw-answer-bg);color:var(--lw-ink);font:inherit;font-size:calc(16px * var(--lw-text-scale,1));cursor:pointer;border:none;padding:10px 18px;font-weight:500;transition:background .15s,color .15s}.lw-opt:hover:not(:disabled){background:var(--lw-tint-3)}.lw-opt:disabled{cursor:default}.lw-opt.is-locked,.lw-ochip.is-locked,.lw-match__left.is-locked,.lw-match__right.is-locked,.lw-info__body.is-locked .bw,.lw-practice__html.is-locked .bw{color:var(--lw-muted);box-shadow:inset 0 0 0 1px var(--lw-track);background:0 0}.lw-info__body.is-locked .bw,.lw-practice__html.is-locked .bw{border-color:#0000}.lw-writing__field:read-only{background:var(--lw-tint-3);color:var(--lw-muted);cursor:default}.lw-opt:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-opt.is-ok,.lw-opt.is-correct{background:var(--lw-ok);color:#fff}.lw-opt.is-no,.lw-opt.is-wrong{background:var(--lw-error);color:#fff}.lw-opt.is-ok:hover,.lw-opt.is-correct:hover{background:var(--lw-ok)}.lw-opt.is-no:hover,.lw-opt.is-wrong:hover{background:var(--lw-error)}.lw-opt__mark{margin-left:6px}.lw-gap-input-wrap{flex:none;align-items:center;display:inline-flex}.lw-gap-input,.lw-gap{border-radius:var(--lw-r-inner);background:var(--lw-tint-3);width:148px;min-width:0;color:var(--lw-ink);font:inherit;font-size:calc(15px * var(--lw-text-scale,1));border:none;padding:7px 10px}.lw-gap-input:focus-visible{outline:2px solid var(--lw-primary);outline-offset:1px}.lw-gap-input.is-ok,.lw-gap-input.is-correct{background:var(--lw-ok-bg);color:var(--lw-ok);font-weight:700}.lw-gap-input.is-no,.lw-gap-input.is-review{color:#181818;background:#f1f2f4;font-weight:600}.lw-q__review{font-size:calc(13.5px * var(--lw-text-scale,1));color:var(--lw-muted);margin-top:8px;font-style:italic}.lw-gap-input.is-wrong{color:var(--lw-error);background:#ffecec;font-weight:700}.lw-gap-input__check{margin-left:6px}.lw-practice__check{border-radius:var(--lw-r-pill);background:var(--lw-primary);color:#fff;font:inherit;font-size:calc(14.5px * var(--lw-text-scale,1));cursor:pointer;border:none;align-self:flex-start;margin-top:16px;margin-bottom:6px;padding:11px 22px;font-weight:700;transition:background .15s}.lw-practice__check:hover{background:var(--lw-primary-ink)}.lw-practice__check:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-practice__check:disabled{background:var(--lw-track);color:var(--lw-muted);cursor:default}.lw-sort__col-body .lw-chip,.lw-sort__bank .lw-chip{overflow-wrap:anywhere}.lw-match{flex-direction:column;gap:10px;margin-top:10px;display:flex}.lw-match__col{flex-wrap:wrap;gap:8px;display:flex}.lw-match__left{border-radius:var(--lw-r-pill);background:var(--lw-tint-3);color:var(--lw-ink);font:inherit;cursor:pointer;border:none;align-items:center;gap:10px;padding:8px 8px 8px 14px;font-size:15px;transition:background .15s;display:inline-flex}.lw-match__left:not(.is-selected):hover:not(:disabled){background:var(--lw-tint-1)}.lw-match__left:focus-visible,.lw-match__right:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-match__left.is-selected{background:var(--lw-primary);color:#fff;font-weight:700}.lw-match__left.is-filled{background:var(--lw-tint-2)}.lw-match__left.is-correct{background:var(--lw-ok);color:#fff}.lw-match__left.is-wrong{background:var(--lw-error);color:#fff}.lw-match__left-label{font-size:calc(15px * var(--lw-text-scale,1))}.lw-match__chosen{border-radius:var(--lw-r-pill);background:var(--lw-surface);color:var(--lw-ink-2);font-size:calc(14px * var(--lw-text-scale,1));padding:4px 12px}.lw-match__left.is-correct .lw-match__chosen,.lw-match__left.is-wrong .lw-match__chosen{color:#fff;background:#ffffff3d}.lw-match__mark{margin-left:2px}.lw-match__right{border-radius:var(--lw-r-pill);background:var(--lw-answer-bg);color:var(--lw-ink);font:inherit;font-size:calc(15px * var(--lw-text-scale,1));cursor:pointer;border:none;padding:8px 14px;transition:background .15s,color .15s}.lw-match__right:hover:not(:disabled){background:var(--lw-tint-3)}.lw-match__right.is-used{background:var(--lw-tint-3);color:var(--lw-muted)}.lw-chip{border-radius:var(--lw-r-pill);background:var(--lw-answer-bg);color:var(--lw-ink);font:inherit;font-size:calc(15px * var(--lw-text-scale,1));cursor:pointer;border:none;padding:8px 14px}.lw-chip:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-chip.is-used,.lw-chip:disabled{background:var(--lw-tint-3);color:var(--lw-muted)}.lw-chip.is-selected{background:var(--lw-tint-2);color:var(--lw-primary-ink);font-weight:700}.lw-chip.is-correct{background:var(--lw-ok);color:#fff}.lw-chip.is-wrong{background:var(--lw-error);color:#fff}.lw-sort{flex-direction:column;gap:14px;margin-top:10px;display:flex}.lw-sort__bank{background:var(--lw-tint-3);border-radius:12px;flex-wrap:wrap;gap:8px;min-height:40px;padding:10px;display:flex}.lw-sort__cols{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;display:grid}.lw-sort__col{border:1.5px dashed var(--lw-track);cursor:pointer;border-radius:12px;min-height:90px;padding:10px}.lw-sort__col-label{letter-spacing:.04em;text-transform:uppercase;color:var(--lw-muted);margin-bottom:8px;font-size:11px;font-weight:800}.lw-sort__col-body{flex-wrap:wrap;gap:8px;display:flex}.lw-match__hint,.lw-order__hint,.lw-pick__hint,.lw-practice__hint{font-size:calc(13px * var(--lw-text-scale,1));color:var(--lw-muted)}.lw-bank{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.lw-q__answer,.lw-q__why{font-size:calc(13.5px * var(--lw-text-scale,1));color:var(--lw-muted);margin-top:8px}.lw-q__why{font-style:italic}.lw-say{border-radius:var(--lw-r-pill);background:var(--lw-tint-1);width:34px;height:34px;color:var(--lw-primary-ink);cursor:pointer;border:none;justify-content:center;align-items:center;margin-bottom:8px;font-size:15px;display:inline-flex}.lw-say:hover{background:var(--lw-tint-2)}.lw-q__img{border-radius:var(--lw-r-inner);max-width:240px;margin:8px 0 4px;display:block}.lw-order__sentence{border-radius:var(--lw-r-inner);background:var(--lw-tint-3);flex-wrap:wrap;align-items:center;gap:8px;min-height:46px;margin-top:10px;padding:8px 10px;display:flex}.lw-order__sentence.is-correct{background:var(--lw-ok-bg)}.lw-order__sentence.is-wrong{background:#ffecec}.lw-order__placeholder{color:var(--lw-muted)}.lw-order__bank{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.lw-ochip{border-radius:var(--lw-r-pill);background:var(--lw-answer-bg);color:var(--lw-ink);font:inherit;cursor:pointer;border:none;padding:8px 16px;font-size:15px;font-weight:500}.lw-ochip:hover:not(:disabled){background:var(--lw-tint-3)}.lw-ochip:disabled{cursor:default}.lw-ochip--placed{box-shadow:inset 0 0 0 1px var(--lw-track);background:#fff}.lw-q--pick{border-radius:var(--lw-r-inner);background:var(--lw-answer-bg);grid-template-columns:1fr;align-items:start;gap:10px;padding:10px 14px;display:grid}.lw-q--pick .lw-q__media{min-width:0;max-width:100%}.lw-q--pick .lw-q__prompt{margin:0}.lw-q--pick .lw-opts{flex-wrap:wrap;margin:0}.lw-q--pick-row{grid-template-columns:minmax(8rem,1fr) auto;align-items:center;gap:8px 16px}.lw-q--pick-row .lw-opts{flex-wrap:nowrap}@media (max-width:560px){.lw-q--pick-row{grid-template-columns:1fr}.lw-q--pick-row .lw-opts{flex-wrap:wrap;justify-content:flex-start}}.lw-opt.is-selected{background:var(--lw-tint-2);color:var(--lw-primary-ink)}.lw-aside{min-width:0;top:calc(var(--lw-header-h) + 24px);flex-direction:column;gap:12px;display:flex;position:sticky}.lw-aside .lw-card{border-radius:var(--lw-r-card);padding:12px}.lw-call{flex-direction:column;gap:10px;display:flex}.lw-call__preview{border-radius:var(--lw-r-block);background:var(--lw-primary-ink);height:237px;position:relative;overflow:hidden}.lw-call__name{border-radius:var(--lw-r-pill);background:var(--lw-surface);color:var(--lw-primary);align-items:center;gap:6px;padding:5px 11px;font-size:12.5px;font-weight:600;display:inline-flex;position:absolute;bottom:10px;left:10px}.lw-call__name:before{content:"";border-radius:var(--lw-r-pill);background:var(--lw-online);width:6px;height:6px}.lw-call__student-pip{background:var(--lw-primary);border-radius:12px;width:71px;height:62px;position:absolute;bottom:10px;right:10px}.lw-call__controls{gap:6px;display:flex}.lw-call__btn{border-radius:var(--lw-r-block);background:var(--lw-tint-3);height:44px;color:var(--lw-primary-ink);cursor:pointer;border:none;flex:1;place-items:center;transition:background .15s;display:grid}.lw-call__btn:hover:not(:disabled){background:var(--lw-tint-1)}.lw-call__btn:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-call__btn:disabled{cursor:default;opacity:.75}.lw-call__btn--leave{background:var(--lw-primary);color:#fff}.lw-call__btn--leave:hover:not(:disabled){background:var(--lw-primary-ink)}.lw-call--collapsed .lw-call__cta{border-radius:var(--lw-r-block);background:var(--lw-primary);color:#fff;width:100%;height:64px;font:inherit;cursor:pointer;border:none;justify-content:center;align-items:center;gap:10px;font-size:16px;font-weight:700;transition:background .15s;display:flex}.lw-call--collapsed .lw-call__cta:hover{background:var(--lw-primary-ink)}.lw-call--collapsed .lw-call__cta:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-topics{padding:14px 12px}.lw-topics__head{justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:8px;padding:0 4px;display:flex}.lw-topics__title{color:var(--lw-ink);margin:0;font-size:16px;font-weight:700}.lw-topics__count{color:var(--lw-muted);font-variant-numeric:tabular-nums;font-size:13px}.lw-topics__list{flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.lw-topics__item{border-radius:var(--lw-r-block);min-height:34px;color:var(--lw-ink-2);align-items:center;gap:10px;padding:9px 10px;font-size:13.5px;display:flex}.lw-topics__num{color:var(--lw-muted);font-variant-numeric:tabular-nums;flex:none;font-size:11.5px;font-weight:700}.lw-topics__item.is-active{background:var(--lw-tint-1);color:var(--lw-primary);font-weight:700}.lw-topics__item.is-active .lw-topics__num{color:var(--lw-primary-ink)}.lw-chat{flex-direction:column;min-height:0;padding:16px;display:flex}.lw-aside .lw-chat{flex:auto;min-height:280px}.lw-aside .lw-chat__list{flex:auto;min-height:180px;max-height:min(52vh,480px)}.lw-chat__head{flex-direction:column;gap:2px;margin-bottom:10px;display:flex}.lw-chat__title{color:var(--lw-ink);margin:0;font-size:16px;font-weight:700}.lw-chat__hint{color:var(--lw-muted);font-size:12px;font-weight:500}.lw-chat__list{overscroll-behavior:contain;flex-direction:column;gap:8px;max-height:220px;margin:0 0 12px;padding:4px 2px 4px 0;list-style:none;display:flex;overflow-y:auto}.lw-live-aside .lw-chat{flex:auto;min-height:260px}.lw-live-aside .lw-chat__list{flex:auto;min-height:140px;max-height:none}.lw-chat__msg{border-radius:var(--lw-r-block);color:#fff;background:var(--lw-primary);overflow-wrap:break-word;border-bottom-left-radius:6px;align-self:flex-start;max-width:88%;padding:8px 12px;font-size:13.5px;font-weight:500;line-height:1.4}.lw-chat__msg.is-student{background:var(--lw-own);border-bottom-left-radius:var(--lw-r-block);border-bottom-right-radius:6px;align-self:flex-end}.lw-chat__sender{opacity:.8;margin-bottom:2px;font-size:11px;font-weight:700;display:block}.lw-chat__photo{border-radius:10px;margin:2px 0 4px;line-height:0;display:block;overflow:hidden}.lw-chat__photo img{object-fit:cover;max-width:100%;max-height:220px;display:block}.lw-chat__photo-btn{width:36px;height:36px;color:var(--lw-ink-2);cursor:pointer;background:0 0;border:0;border-radius:50%;flex:none;place-items:center;display:grid}.lw-chat__photo-btn:hover:not(:disabled){background:var(--lw-tint-3)}.lw-chat__photo-btn:disabled{opacity:.45;cursor:not-allowed}.lw-chat__text{display:block}.lw-chat__edited{text-align:right;color:var(--lw-muted,#898787);margin-top:2px;font-size:10.5px;display:block}.lw-chat__actions{justify-content:flex-end;gap:4px;margin-top:4px;display:flex}.lw-chat__actions button{opacity:.55;cursor:pointer;background:0 0;border:none;padding:2px 4px;font-size:12px;line-height:1}.lw-chat__actions button:hover,.lw-chat__actions button:focus-visible{opacity:1}.lw-chat__edit-input{border:1px solid var(--lw-line,#d5d0e2);width:100%;color:var(--lw-ink,#181818);font:inherit;font-size:calc(14px * var(--lw-text-scale,1));background:#fff;border-radius:8px;outline:none;margin:2px 0 6px;padding:6px 9px}.lw-chat__edit-input:focus{border-color:var(--lw-primary,#9047ff)}.lw-chat__edit-actions{gap:10px;display:flex}.lw-chat__edit-actions button{font:inherit;font-size:calc(12px * var(--lw-text-scale,1));color:var(--lw-primary-ink,#7a2fe6);cursor:pointer;background:0 0;border:none;padding:0;font-weight:700}.lw-chat__empty{text-align:center;color:var(--lw-muted);flex-direction:column;align-items:center;gap:6px;margin:0;padding:18px 8px;font-size:13.5px;display:flex}.lw-chat__empty p{max-width:16em;margin:0;line-height:1.35}.lw-chat__empty-icon{opacity:.85;font-size:22px;line-height:1}.lw-chat__composer{align-items:center;gap:8px;margin-top:auto;display:flex}.lw-chat__input{border-radius:var(--lw-r-pill);background:var(--lw-tint-3);min-width:0;color:var(--lw-ink);font:inherit;border:1.5px solid #0000;flex:1;padding:12px 16px;font-size:13.5px}.lw-chat__input::placeholder{color:var(--lw-muted)}.lw-chat__input:focus-visible{border-color:var(--lw-primary);background:#fff;outline:none}.lw-chat__input:disabled{opacity:.7}.lw-chat__send{border-radius:var(--lw-r-pill);background:var(--lw-primary);color:#fff;cursor:pointer;border:none;flex:none;place-items:center;width:40px;height:40px;transition:background .15s,transform .12s;display:grid}.lw-chat__send:hover:not(:disabled){background:var(--lw-primary-ink)}.lw-chat__send:active:not(:disabled){transform:scale(.96)}.lw-chat__send:disabled{opacity:.45;cursor:default}.lw-chat__send:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}@media (max-width:1420px){.lw__body{grid-template-columns:var(--lw-col-left) minmax(0, 1fr)}.lw-aside{flex-flow:wrap;grid-column:2;position:static}.lw-aside>*{flex:320px}}@media (max-width:1000px){.lw__body{grid-template-columns:minmax(0,1fr);padding-left:16px;padding-right:16px}.lw-route{position:static}.lw-aside{grid-column:1}}@media (prefers-reduced-motion:reduce){.lw-route__rider,.lw-opt,.lw-header__exit,.lw-practice__check,.lw-chat__send,.lw-call__btn{transition:none}}.live--wide{background:var(--lw-bg);border-radius:var(--lw-r-card);padding:16px}.lw-live-body{grid-template-columns:var(--lw-live-col-left) minmax(0, 1fr) var(--lw-col-right);gap:var(--lw-gutter);align-items:start;width:100%;margin-top:16px;display:grid}.lw-live-route{min-width:0;padding-right:2px}.lw-live-main,.lw-live-aside{flex-direction:column;gap:12px;min-width:0;display:flex}@media (min-width:1421px){.live--wide{box-sizing:border-box;flex-direction:column;height:calc(100dvh - 132px);min-height:0;max-height:calc(100dvh - 132px);display:flex}.live--wide>.live__back{flex:none;align-self:flex-start}.live--wide>.live__head,.live--wide>.ls__tabs,.live--wide>.live__status-msg,.live--wide>.live-controls,.live--wide>.lw-sysbanner{flex:none}.live--wide .lw-live-body,.live--wide .board{flex:1 1 0;min-height:0}.lw-live-body{align-items:stretch}.lw-live-route,.lw-live-main,.lw-live-aside{overscroll-behavior:contain;min-height:0;overflow-y:auto}.lw-live-aside{flex-direction:column;display:flex;overflow:hidden}.lw-live-aside>.lw-meet,.lw-live-aside>.lw-summary{flex:none}.lw-live-aside>.lw-topics{flex-direction:column;flex:auto;min-height:140px;max-height:min(280px,40vh);display:flex;overflow:hidden}.lw-live-aside .lw-topics__head{flex:none}.lw-live-aside .lw-topics__list{overscroll-behavior:contain;flex:auto;min-height:0;overflow-y:auto}.lw-live-aside .lw-chat{flex:1 1 0;min-height:280px;max-height:none;overflow:hidden}.lw-live-aside .lw-chat__head,.lw-live-aside .lw-chat__composer{flex:none}.lw-live-aside .lw-chat__list{flex:auto;min-height:120px;max-height:none;overflow-y:auto}}.lw-stepnav{border-radius:var(--lw-r-step);background:var(--lw-surface);z-index:1;flex:none;justify-content:space-between;align-items:center;gap:12px;padding:12px 22px;display:flex;position:sticky;bottom:0}.lw-stepnav__pos{color:var(--lw-muted);font-size:14px;font-weight:600}.lw-stepnav__btn{border-radius:var(--lw-r-pill);font:inherit;cursor:pointer;border:0;flex:none;padding:11px 22px;font-size:14.5px;font-weight:700}.lw-stepnav__btn--ghost{background:var(--lw-tint-1);color:var(--lw-primary-ink)}.lw-stepnav__btn--primary{background:var(--lw-primary);color:#fff}.lw-stepnav__btn:disabled{background:var(--lw-track);color:var(--lw-muted);cursor:default}.lw-stepnav__btn:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}@media (max-width:700px){.lw-stepnav{bottom:var(--safe-bottom);padding:10px 14px}.lw-stepnav__btn{padding:10px 16px}}.lw-material-frame{background:var(--lw-surface);border-radius:var(--lw-r-step);width:100%;height:clamp(420px,100vh - 220px,1400px);padding:8px;overflow:hidden}.lw-doc{background:var(--lw-bg);min-height:100%;padding:24px 32px 40px}.lw-doc__bar,.lw-doc .ls__tabs,.lw-doc .lw-content,.lw-doc__nav{max-width:940px;margin-left:auto;margin-right:auto}.lw-doc .ls__tabs{background:0 0;padding-left:0;padding-right:0}@media (max-width:900px){.lw-doc{padding:16px 16px 32px}}.lw-doc__bar{align-items:center;gap:14px;margin-bottom:14px;display:flex}.lw-doc__back{border-radius:var(--lw-r-pill);background:var(--lw-tint-1);color:var(--lw-primary-ink);font:inherit;cursor:pointer;border:0;flex:none;align-items:center;gap:6px;padding:9px 16px 9px 12px;font-size:14px;font-weight:700;transition:background .15s;display:inline-flex}.lw-doc__back:hover{background:var(--lw-tint-2)}.lw-doc__back:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-doc__title{min-width:0;color:var(--lw-ink);white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:18px;font-weight:800;overflow:hidden}@media (max-width:560px){.lw-doc__title{font-size:15px}.lw-doc__back span{display:none}.lw-doc__back{padding:9px 11px}}.lw-doc__count{border-radius:var(--lw-r-pill);background:var(--lw-surface);color:var(--lw-muted);white-space:nowrap;flex:none;margin-left:auto;padding:6px 12px;font-size:12.5px;font-weight:700}.lw-doc__nav{justify-content:space-between;align-items:stretch;gap:12px;margin-top:28px;display:flex}.lw-doc__step{border-radius:var(--lw-r-block);background:var(--lw-surface);max-width:48%;color:var(--lw-ink);font:inherit;text-align:left;cursor:pointer;border:0;align-items:center;gap:10px;padding:12px 18px;transition:transform .15s,box-shadow .15s,background .15s;display:inline-flex;box-shadow:0 2px 10px #1713260d}.lw-doc__step:hover{transform:translateY(-2px);box-shadow:0 10px 24px #1713261a}.lw-doc__step:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lw-doc__step--next{background:var(--lw-primary);color:#fff;box-shadow:0 6px 18px #9047ff47}.lw-doc__step--next:hover{box-shadow:0 12px 26px #9047ff57}.lw-doc__step--next .lw-doc__step-label{color:#ffffffd1}.lw-doc__step>span{flex-direction:column;min-width:0;display:flex}.lw-doc__step-label{letter-spacing:.06em;text-transform:uppercase;color:var(--lw-muted);font-size:11.5px;font-weight:700}.lw-doc__step-name{white-space:nowrap;text-overflow:ellipsis;font-size:15px;font-weight:700;overflow:hidden}.lw-doc__step--next{text-align:right}@media (max-width:560px){.lw-doc__count{display:none}.lw-doc__step{max-width:49%;padding:10px 12px}.lw-doc__step-name{font-size:13.5px}}.lw-material-iframe{border-radius:var(--lw-r-block);background:var(--lw-surface);border:0;width:100%;height:100%;display:block}.lw-material-empty{background:var(--lw-surface);border-radius:var(--lw-r-step);min-height:240px;color:var(--lw-muted);text-align:center;justify-content:center;align-items:center;padding:24px;display:flex}.lw-focus-btn{border-radius:var(--lw-r-pill);background:var(--lw-primary);color:#fff;font:inherit;cursor:pointer;border:0;align-self:flex-start;padding:10px 20px;font-weight:700;transition:background .15s}.lw-focus-btn:hover:not(:disabled){background:var(--lw-primary-ink)}.lw-focus-btn:disabled{background:var(--lw-track);color:var(--lw-muted);cursor:default}.lw-meet{border-radius:var(--lw-r-card);flex-direction:column;gap:10px;padding:12px;display:flex}.lw-meet__link{border-radius:var(--lw-r-block);background:var(--lw-primary);color:#fff;text-align:center;justify-content:center;align-items:center;gap:10px;min-height:64px;padding:12px 18px;font-size:16px;font-weight:700;text-decoration:none;display:flex}.lw-meet__icon{flex:none}.lw-meet__link:hover{background:var(--lw-primary-ink)}.lw-meet__empty{color:var(--lw-muted);font-size:14px;line-height:1.4}.lw-meet__edit-btn,.lw-meet__save,.lw-meet__cancel{border-radius:var(--lw-r-pill);background:var(--lw-tint-1);color:var(--lw-primary-ink);font:inherit;cursor:pointer;border:0;padding:10px 16px;font-weight:700}.lw-meet__save{background:var(--lw-primary);color:#fff}.lw-meet__form{flex-direction:column;gap:10px;display:flex}.lw-meet__form-actions{gap:8px;display:flex}.lw-meet__form-actions>*{flex:1}.lw-meet__input{border-radius:var(--lw-r-inner);background:var(--lw-tint-3);width:100%;color:var(--lw-ink);font:inherit;border:0;padding:12px 14px}.lw-meet__input::placeholder{color:var(--lw-muted)}@media (max-width:1420px){.lw-live-body{grid-template-columns:var(--lw-live-col-left) minmax(0, 1fr)}.lw-live-aside{flex-flow:wrap;grid-column:2;position:static}.lw-live-aside>*{flex:320px}.lw-live-aside .lw-chat{min-height:300px}.lw-live-aside>.lw-topics{flex-direction:column;min-height:140px;max-height:280px;display:flex;overflow:hidden}.lw-live-aside .lw-topics__list{flex:auto;min-height:0;overflow-y:auto}}@media (max-width:1000px){.lw-live-body{grid-template-columns:minmax(0,1fr)}.lw-live-route,.lw-live-aside{grid-column:1;position:static}.lw-material-frame{height:clamp(360px,100vh - 240px,640px)}}@media (prefers-reduced-motion:reduce){.lw-focus-btn{transition:none}.lv-flag--call{animation:none}}.lw-tap-w{cursor:pointer;border-radius:3px;transition:background .1s}.lw-tap-w:hover{background:var(--lw-tint-1)}.lw-tap-pop{z-index:4000;isolation:isolate;opacity:1;background-color:#fff;background:var(--lw-surface,#fff);color:var(--lw-ink,#181818);border:1px solid #00000014;border-radius:14px;min-width:180px;max-width:min(420px,100vw - 16px);padding:12px 14px;position:fixed;box-shadow:0 12px 30px #1713262e}.lw-tap-pop__src,.lw-tap-pop__tr-row{align-items:flex-start;gap:8px;display:flex}.lw-tap-pop__say{background:var(--lw-tint-2,#f4f1fb);cursor:pointer;border:none;border-radius:8px;flex:none;width:28px;height:28px;font-size:14px;line-height:1}.lw-tap-pop__word{color:var(--lw-ink,#181818);overflow-wrap:break-word;padding-top:4px;font-size:15px;font-weight:800}.lw-tap-pop__tr-row{margin-top:8px}.lw-tap-pop__tr-icon{color:var(--lw-muted,#94a3b8);font-size:14px;line-height:1.4}.lw-tap-pop__tr{color:var(--lw-ink-2,#3f3a4d);overflow-wrap:break-word;font-size:14px}.lw-tap-pop__alts{color:var(--lw-muted,#6b6578);margin-top:4px;padding-left:36px;font-size:12px}button.lw-tap-pop__save{background-color:#9047ff;background:var(--lw-primary,#9047ff);color:#fff;border-radius:var(--lw-r-inner,10px);cursor:pointer;border:none;width:100%;margin-top:10px;padding:8px;font-family:inherit;font-size:13px;font-weight:700;transition:background .15s}button.lw-tap-pop__save:disabled{color:#fff;cursor:default;background:#cbc6dd}button.lw-tap-pop__save.is-on:disabled{background:#23b061}.lw-tap-pop__limit{align-items:flex-start;gap:8px;display:flex}.lw-tap-pop__info{color:#4338ca;background:#eef2ff;border-radius:50%;flex:none;place-items:center;width:22px;height:22px;font-size:13px;font-style:italic;font-weight:800;display:grid}.lw-dict{background:#fff;border:1px solid #e9e6f2;border-radius:16px;overflow:hidden}.lw-dict__head{width:100%;font:inherit;color:#15131a;cursor:pointer;background:0 0;border:0;align-items:center;gap:8px;padding:12px 14px;font-size:14px;font-weight:700;display:flex}.lw-dict__title{text-align:left;flex:1}.lw-dict__chev{color:#898787;font-size:18px;line-height:1;transition:transform .18s}.lw-dict__chev--open{transform:rotate(90deg)}.lw-dict__body{flex-direction:column;gap:8px;padding:0 14px 14px;display:flex}.lw-dict__search input{box-sizing:border-box;width:100%;height:38px;font:inherit;color:#15131a;border:1px solid #e9e6f2;border-radius:10px;outline:none;padding:0 12px;font-size:13.5px}.lw-dict__search input:focus{border-color:var(--purple)}.lw-dict__list{max-height:220px;margin:0;padding:0;list-style:none;overflow-y:auto}.lw-dict__row{border-bottom:1px solid #f3f1f8;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:baseline;gap:4px 12px;padding:8px 0;font-size:13.5px;line-height:1.35;display:grid}.lw-dict__row:last-child{border-bottom:0}@media (max-width:420px){.lw-dict__row{grid-template-columns:minmax(0,1fr)}}.lw-dict__word{color:#15131a;overflow-wrap:break-word;font-weight:700}.lw-dict__tr{color:#898787;overflow-wrap:break-word}.lw-dict__fallback{background:#7a4dff1a;border-radius:14px;flex-direction:column;gap:3px;margin-top:8px;padding:12px 14px;font-size:13.5px;line-height:1.35;display:flex}.lw-dict__fallback .lw-dict__tr{color:#3b2f5c;font-size:14px;font-weight:700}.lw-dict__alt{color:#6e6880;overflow-wrap:break-word;font-size:12.5px}.lw-dict__save{border-radius:var(--lw-r-pill);color:#fff;font:inherit;cursor:pointer;background:#7a4dff;border:0;align-self:flex-start;margin-top:6px;padding:7px 14px;font-size:12.5px;font-weight:700}.lw-dict__save:disabled{opacity:.6;cursor:default}.lw-dict__state{color:#898787;margin:4px 0;font-size:13px}.lv{--lv-bg:#0f0f12;--lv-panel:#17171c;--lv-panel-2:#26262c;--lv-line:#2c2c34;--lv-ink:#f2f2f5;--lv-muted:#8e8e98;--lv-active:#3a2a66;background:var(--lv-bg);flex-direction:column;height:100dvh;min-height:100dvh;display:flex;position:relative;overflow:hidden}.lv-top{background:var(--lv-panel);grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;padding:12px 24px;display:grid}.lv-top__left,.lv-top__right{align-items:center;gap:12px;min-width:0;display:flex}.lv-top__center{justify-content:center;display:flex}.lv-top__right{justify-content:flex-end}.lv-top__lesson{align-items:center;gap:10px;min-width:0;display:inline-flex}.lv-top__icon{background:var(--lw-primary);color:#fff;border-radius:10px;flex:none;place-items:center;width:34px;height:34px;display:grid}.lv-top__lesson-body{flex-direction:column;min-width:0;display:flex}.lv-top__lesson-name{color:var(--lv-ink);text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:700;overflow:hidden}.lv-top__lesson-kind{color:var(--lv-muted);text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.lv-top__offline{border-radius:var(--lw-r-pill);background:var(--lw-error-bg);color:#b3282b;padding:4px 10px;font-size:12px;font-weight:700}.lv-top__btn{border-radius:var(--lw-r-pill);background:var(--lv-panel-2);color:var(--lv-ink);font:inherit;cursor:pointer;border:0;align-items:center;gap:8px;padding:9px 16px;font-size:13.5px;font-weight:600;text-decoration:none;transition:background .15s;display:inline-flex}.lv-top__btn:hover{background:#32323a}.lv-top__exit{border-radius:var(--lw-r-pill);background:var(--lw-primary);color:#fff;font:inherit;cursor:pointer;border:0;padding:9px 18px;font-size:13.5px;font-weight:700;transition:background .15s}.lv-top__exit:hover{background:var(--lw-primary-ink)}.lv-top__btn:focus-visible,.lv-top__exit:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lv .live--wide{background:0 0;border-radius:0;flex-direction:column;flex:auto;gap:0;min-height:0;padding:20px 24px 28px;display:flex}.lv .lw-live-body{grid-template-columns:minmax(0, 1fr) var(--lw-col-right);flex:auto;min-width:0;min-height:0;margin-top:0}.lv .live__status-msg{color:var(--lv-muted)}.lv-modal{z-index:70;padding:calc(16px + env(safe-area-inset-top,0px)) 16px var(--safe-bottom);background:var(--lv-bg,#0f0f12);flex-direction:column;display:flex;position:fixed;inset:0}.lv-modal>.lw-card{background:0 0;border:none;flex:1;min-height:0;max-height:none;margin:0;padding:0}.lv-modal .lv-side__body,.lv-modal .lv-people,.lv-modal .lv-topics__list,.lv-modal .lw-chat__list{flex:1;min-height:0;max-height:none;overflow-y:auto}.lv-modal .lv-side__tabs{padding-right:44px}.lv-modal .lw-chat{flex-direction:column;min-height:0;display:flex}.lv-modal .lw-chat__composer{margin-top:auto;padding-top:12px}.lv .lv-modal .lw-chat__input{background:var(--lv-elev,#1b1b1f);color:#fff;border-color:#2a2a31}.lv-modal__close{top:calc(16px + env(safe-area-inset-top,0px));z-index:1;background:var(--lv-elev,#1b1b1f);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;display:inline-flex;position:absolute;right:16px}@media (min-width:761px) and (max-width:1023px),(min-width:761px) and (hover:none){.lv-top__left{flex-wrap:wrap;row-gap:6px}.lv-top__offline{flex-basis:100%}}@media (min-width:761px){.lv-modal{background:#09090cb8;justify-content:center;align-items:center;padding:0}.lv-modal>:not(.lv-modal__close){overscroll-behavior:contain;background:var(--lv-panel);border-radius:var(--lw-r-card);box-sizing:border-box;width:min(560px,100vw - 48px);max-height:min(640px,100vh - 96px);padding:20px;overflow-y:auto}.lv-modal__close{top:24px;right:24px}}.lv-side{background:var(--lv-panel);flex-direction:column;gap:12px;padding:16px;display:flex}.lv-side__tabs{gap:6px;display:flex}.lv-side__tab{border-radius:var(--lw-r-pill);color:var(--lv-muted);font:inherit;cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;padding:7px 14px;font-size:13px;font-weight:700;transition:background .15s,color .15s;display:inline-flex}.lv-side__tab:hover{color:var(--lv-ink)}.lv-side__tab.is-active{background:var(--lv-panel-2);color:var(--lv-ink)}.lv-side__tab:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lv-side__body{flex-direction:column;min-height:0;display:flex}.lv-people{overscroll-behavior:contain;flex-direction:column;gap:8px;min-height:0;display:flex;overflow-y:auto}.lv-people__label{color:var(--lv-muted);text-transform:uppercase;letter-spacing:.04em;margin:0;font-size:11.5px;font-weight:700}.lv-people__list{flex-direction:column;gap:2px;margin:0;padding:0;list-style:none;display:flex}.lv-people__row{border-radius:10px;align-items:center;gap:10px;min-width:0;padding:7px 8px;display:flex}.lv-people__row:hover,.lv-people__row:focus-within{background:var(--lv-panel-2)}.lv-people__avatar{background:var(--lw-primary);color:#fff;border-radius:50%;flex:none;place-items:center;width:28px;height:28px;font-size:11.5px;font-weight:800;display:grid;position:relative}.lv-people__dot{background:var(--lv-muted);width:9px;height:9px;box-shadow:0 0 0 2px var(--lv-panel);border-radius:50%;position:absolute;bottom:-1px;right:-1px}.lv-people__dot.is-on{background:var(--lw-online)}.lv-people__name{color:var(--lv-ink);text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:13.5px;font-weight:600;overflow:hidden}.lv-people__row.is-self .lv-people__name{color:var(--lv-muted)}.lv-people__actions{align-items:center;gap:4px;margin-left:auto;display:inline-flex}.lv-people__act{border-radius:var(--lw-r-pill);background:var(--lv-panel);color:var(--lv-ink);font:inherit;white-space:nowrap;cursor:pointer;opacity:0;border:0;padding:4px 10px;font-size:11.5px;font-weight:700;transition:opacity .15s,background .15s}.lv-people__act:hover{background:var(--lv-bg)}.lv-people__row:hover .lv-people__act,.lv-people__act:focus-visible,.lv-people__act.is-active{opacity:1}.lv-people__act:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lv-people__act.is-active{background:var(--lw-primary);color:#fff}@media (hover:none){.lv-people__act{opacity:1}}.lv-topics__list{flex-direction:column;gap:4px;margin:0;padding:0;list-style:none;display:flex}.lv-topics__btn{border-radius:var(--lw-r-block);width:100%;color:var(--lv-muted);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:12px;padding:10px 12px;font-size:14px;font-weight:600;transition:background .15s,color .15s;display:flex}.lv-topics__btn:hover{background:var(--lv-panel-2)}.lv-topics__btn:focus-visible{outline:2px solid var(--lw-primary);outline-offset:-2px}.lv-topics__marker{background:var(--lv-panel-2);width:20px;height:20px;color:var(--lw-ok);border-radius:50%;flex:none;place-items:center;display:grid}.lv-topics__text{min-width:0}.lv-topics__item.is-done .lv-topics__marker{background:var(--lw-ok-bg);color:#0f7a0f}.lv-topics__item.is-done .lv-topics__btn{color:var(--lv-ink)}.lv-topics__item.is-active .lv-topics__btn{background:var(--lv-active);color:#fff;font-weight:700}.lv-topics__item.is-active .lv-topics__marker{background:var(--lw-primary)}.lv-topics__item.is-active .lv-topics__marker:after{content:"";background:#fff;border-radius:50%;width:6px;height:6px}.lv-top__timer{border-radius:var(--lw-r-pill);background:var(--lv-panel-2);color:var(--lv-ink);font-variant-numeric:tabular-nums;align-items:center;gap:8px;padding:6px 14px;font-size:14px;font-weight:700;display:inline-flex}.lv-top__timer-dot{background:var(--lw-online);border-radius:50%;width:8px;height:8px}.lv-top__timer.is-out{background:var(--lw-error-bg);color:#b3282b}.lv-top__timer.is-out .lv-top__timer-dot{background:var(--lw-error)}.lv .lw-dict{background:var(--lv-panel)}.lv .lw-dict__head,.lv .lw-dict__title,.lv .lw-dict__word{color:var(--lv-ink)}.lv .lw-dict__tr,.lv .lw-dict__state{color:var(--lv-muted)}.lv .lw-dict__search input{background:var(--lv-panel-2);color:var(--lv-ink);border-color:#0000}.lv .lw-dict__search input::placeholder{color:var(--lv-muted)}.lv .lw-dict__row{border-bottom-color:var(--lv-line)}.lv .lw-dict__fallback{background:#7a4dff29}.lv .lw-dict__fallback .lw-dict__word{color:#fff}.lv .lw-dict__fallback .lw-dict__tr{color:#e6dcff}.lv .lw-dict__alt{color:#b9b2cc}.lv .lw-live-aside>.lw-card{background:var(--lv-panel)}.lv .lw-chat__title,.lv .lw-summary__title,.lv .lw-summary__value{color:var(--lv-ink)}.lv .lw-chat__hint,.lv .lw-chat__empty,.lv .lw-chat__sender{color:var(--lv-muted)}.lv .lw-chat__msg{background:var(--lv-panel-2);color:var(--lv-ink)}.lv .lw-chat__msg.is-student{background:var(--lw-primary);color:#fff}.lv .lw-chat__input{background:var(--lv-panel-2);color:var(--lv-ink)}.lv .lw-chat__input::placeholder{color:var(--lv-muted)}.lv .ls__tabs{background:0 0;flex:none;margin:0 0 18px;padding:0}.lv .ls-tab{border-radius:var(--lw-r-pill);background:var(--lv-panel);color:var(--lv-muted);padding:9px 18px;font-size:14px}.lv .ls-tab:hover{background:var(--lv-panel-2)}.lv .ls-tab--active{background:var(--lw-primary);color:#fff}.lv .ls-tab:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lv-sheet{background:var(--lw-surface);border-radius:var(--lw-r-step);box-sizing:border-box;flex-direction:column;flex:none;gap:28px;width:100%;min-width:0;max-width:100%;padding:24px;display:flex;overflow-x:hidden}.lv-sheet.is-called,.lw-material-frame.is-called{box-shadow:inset 0 0 0 2px var(--lw-warn-line,#f5a623)}.lv-sheet.is-watched,.lw-material-frame.is-watched{box-shadow:inset 0 0 0 2px var(--lw-info-line,#2f80ed)}.lv-sheet.is-called.is-watched,.lw-material-frame.is-called.is-watched{box-shadow:inset 0 0 0 2px var(--lw-warn-line,#f5a623), inset 0 0 0 5px var(--lw-info-line,#2f80ed)}.lv-flags{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.lv-flag{border-radius:var(--lw-r-pill);align-items:center;gap:8px;padding:5px 8px 5px 12px;font-size:12.5px;font-weight:700;display:inline-flex}.lv-flag--call{color:#a15c07;background:#fdecd2;animation:.35s ease-out lv-flag-in}.lv-flag--watch{color:#1b5fbd;background:#e2edfd;padding-right:12px}.lv-flag--sound{background:var(--lw-tint-1);color:var(--lw-primary-ink);box-shadow:inset 0 0 0 1.5px var(--lw-primary);font:inherit;cursor:pointer;border:0;padding-right:12px;font-size:12.5px;font-weight:700}.lv-flag--sound:hover{background:var(--lw-tint-2)}.lv-flag--sound:focus-visible{outline:2px solid var(--lw-primary);outline-offset:2px}.lv-flag--word{color:#14713a;background:#dff3e4;padding-right:12px;animation:.35s ease-out lv-flag-in}.lv-flag__close{width:20px;height:20px;color:inherit;cursor:pointer;background:0 0;border:0;border-radius:50%;place-items:center;padding:0;display:grid}.lv-flag__close:hover{background:#f7dcb4}.lv-flag__close:focus-visible{outline:2px solid var(--lw-primary);outline-offset:1px}@keyframes lv-flag-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}.lv-sheet__head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;display:flex}.lv-sheet__titles{align-items:center;gap:12px;min-width:0;display:flex}.lv-sheet__level{border-radius:var(--lw-r-inner);background:var(--lw-tint-2);color:var(--lw-primary-ink);flex:none;padding:4px 10px;font-size:12px;font-weight:800}.lv-sheet__title{color:var(--lw-ink);min-width:0;margin:0;font-size:24px;font-weight:800}.lv-sheet__progress{flex-direction:column;align-items:flex-end;gap:6px;min-width:160px;display:flex}.lv-sheet__counter{color:var(--lw-ink-2);font-size:13px;font-weight:700}.lv-sheet__bar{border-radius:var(--lw-r-pill);background:var(--lw-track);width:168px;height:4px;display:block;overflow:hidden}.lv-sheet__bar-fill{border-radius:var(--lw-r-pill);background:var(--lw-primary);height:100%;transition:width .2s;display:block}.lv-sheet .lw-content{gap:16px;width:100%;min-width:0;max-width:100%}.lv-sheet .lw-card,.lv-sheet .lw-practice,.lv-sheet .lw-info,.lv-sheet .lw-theory{box-sizing:border-box;overflow-wrap:break-word;width:100%;min-width:0;max-width:100%;overflow:hidden}.lw-match,.lw-match__col,.lw-q--match,.lw-opts,.lw-practice__list,.lw-q{min-width:0;max-width:100%}.lw-match__col,.lw-opts,.lw-match__left{flex-wrap:wrap;max-width:100%}.lw-match__left-label{overflow-wrap:break-word}.lw-info__body,.lw-practice__html{overflow-wrap:break-word;min-width:0;max-width:100%;overflow-x:hidden}.lw-info__body table,.lw-practice__html table{table-layout:fixed;overflow-wrap:break-word;width:100%;max-width:100%}.lw-info__body img,.lw-info__body video,.lw-practice__html img,.lw-practice__html video{max-width:100%;height:auto}.lv .lw-live-main{min-width:0;overflow-x:hidden}.lv-sheet .lw-stepnav{box-shadow:none;background:0 0;flex:none;justify-content:flex-end;gap:12px;margin-top:4px;padding:8px 0 0;position:static}.lw-practice__top{align-items:flex-start;gap:12px;display:flex}.lw-practice__top .lw-practice__head{flex:auto;min-width:0}.lw-practice__num{border-radius:var(--lw-r-inner);background:var(--lw-tint-3);width:26px;height:26px;color:var(--lw-muted);flex:none;place-items:center;font-size:13px;font-weight:800;display:grid}.lw-practice.is-current .lw-practice__num{background:var(--lw-primary);color:#fff}.lw-practice.is-done .lw-practice__num{background:var(--lw-ok-bg);color:#0f7a0f}.lw-practice.is-highlighted{background:var(--lw-tint-1);outline:2px solid var(--lw-primary);outline-offset:-2px}.lw-practice__flag{border-radius:var(--lw-r-pill);background:var(--lw-primary);color:#fff;flex:none;align-items:center;gap:6px;padding:5px 12px;font-size:12px;font-weight:700;display:inline-flex}.lv-topics__teacher{border-radius:var(--lw-r-pill);background:var(--lw-primary);color:#fff;vertical-align:middle;place-items:center;min-width:18px;height:18px;margin-left:8px;padding:0 5px;font-size:11px;font-weight:800;display:inline-grid}.lv-topics__hidden{color:var(--lv-muted);margin-top:4px;font-size:11.5px;font-weight:700;display:block}@media (min-width:1000px){.lv{height:100dvh}.lv .lv-top{flex:none}.lv .live--wide{flex:auto;height:auto;min-height:0;max-height:none}.lv .lw-live-body{align-items:stretch;min-height:0}.lv .lw-live-main{overscroll-behavior:contain;min-height:0;overflow-y:auto}.lv .lw-live-aside{flex-flow:column;min-height:0;display:flex;overflow:hidden}.lv .lv-side{flex:0 auto;min-height:0;max-height:min(320px,40vh)}.lv .lv-side__body,.lv .lv-topics__list{overscroll-behavior:contain;flex:auto;min-height:0;overflow-y:auto}.lv .lw-live-aside>.lw-meet,.lv .lw-live-aside>.lw-summary{flex:none}.lv .lw-live-aside .lw-chat{flex:auto;min-height:220px;max-height:none}}@media (max-width:1000px){.lv{height:auto;min-height:100dvh;overflow:visible}.lv .lw-live-body{grid-template-columns:minmax(0,1fr)}.lv .live--wide{padding:16px 12px 24px}}@media (max-width:760px){.lv-top{padding:calc(12px + env(safe-area-inset-top,0px)) 16px 12px;flex-direction:column;align-items:stretch;gap:12px;display:flex}.lv-top__left{gap:10px;min-width:0}.lv-top__left>:first-child{order:2;margin-left:auto}.lv-top__lesson,.lv-top__lesson-body{min-width:0}.lv-top__lesson-name,.lv-top__lesson-kind{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.lv-top__center,.lv-top__right{display:none}.lv-top__actions{align-items:center;gap:8px;display:flex}.lv-top__act{background:var(--lv-elev,#1b1b1f);color:#fff;cursor:pointer;border:none;border-radius:12px;flex:1;justify-content:center;align-items:center;height:44px;display:inline-flex}.lv-top__act--exit{color:#fff;background:#e5484d;flex:0 0 64px}.lv-top__act{color:#9047ff}.lv-top__act--text{flex:0 0 44px}.lv-top__act--text.is-on{color:#fff;background:#9047ff}.lv-top__act-aa{align-items:baseline;gap:1px;font-size:13px;font-weight:700;line-height:1;display:inline-flex}.lv-top__act-aa span{font-size:17px}.lv-top__sep{background:#2a2a31;flex:none;align-self:stretch;width:1px;margin:6px 0}.lv .live--wide{padding:12px 12px 20px}.lv-sheet{border-radius:var(--lw-r-card);padding:16px 14px}.lv-sheet__head{gap:12px}.lv-sheet__title{font-size:19px}.lv-sheet__progress{flex-direction:row;flex:100%;justify-content:space-between;align-items:center;min-width:0}.lv-sheet__bar{width:100%;max-width:180px}.lv .lw-vocab__grid{grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:10px}.lv-sheet .lw-stepnav{flex-direction:column-reverse;align-items:stretch}}@media (min-width:761px){.lv-top__actions{display:none}}.lw-dict__tabs{gap:4px;margin-bottom:8px;display:flex}.lw-dict__tab{color:inherit;font:inherit;cursor:pointer;background:#ffffff0f;border:none;border-radius:10px;flex:1;padding:7px 10px;font-size:12.5px;font-weight:700}.lw-dict__tab.is-on{background:#9047ff47}.lv .lw-dict__tab{color:#cfcada;background:#ffffff12}.lv .lw-dict__tab.is-on{color:#fff;background:#9047ff61}.ls__tabs{flex-wrap:wrap;align-items:center}.ls-follow{border:1px solid var(--lv-line,#ffffff24);border-radius:var(--lw-r-pill);max-width:100%;font:inherit;color:var(--lv-muted,#9a94ad);cursor:pointer;background:0 0;align-items:center;gap:7px;margin-left:auto;padding:7px 14px;font-size:13px;font-weight:700;display:inline-flex}.ls-follow__dot{opacity:.5;background:currentColor;border-radius:50%;width:7px;height:7px}.ls-follow.is-on{color:#cbb6ff;background:#7a4dff29;border-color:#7a4dff80}.ls-follow.is-on .ls-follow__dot{opacity:1;background:#7a4dff}.ls-follow__text{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}@media (max-width:560px){.ls-follow{padding:7px 10px}.ls-follow__text{display:none}}
.cc{max-width:860px;margin:0 auto;padding:8px 4px 48px}.cc-entry{color:#874bf8;cursor:pointer;background:#fff;border:1.5px solid #874bf8;border-radius:999px;padding:7px 16px;font-size:14px;font-weight:700;transition:background .15s}.cc-entry:hover,.cc-entry:focus-visible{background:#f3f0fd}.cc-entry:focus-visible{outline-offset:2px;outline:2px solid #874bf8}.cc__back{color:#874bf8;font:inherit;cursor:pointer;background:#f3f0fd;border:none;border-radius:999px;align-items:center;gap:4px;margin-bottom:12px;padding:7px 14px 7px 8px;font-size:14px;font-weight:700;transition:background .15s;display:inline-flex}.cc__back svg{transform:rotate(180deg)}.cc__back:hover{background:#eae2fb}.cc__back:focus-visible{outline-offset:2px;outline:2px solid #874bf8}.cc__head{margin-bottom:20px}.cc__title{color:#1f2430;margin:0;font-size:26px;font-weight:800}.cc__subtitle{color:#6b7280;margin:4px 0 0;font-size:14px}.cc__state{text-align:center;color:#6b7280;padding:32px 0}.cc__state--error{color:#b3261e}.cc-level{margin-bottom:28px}.cc-level__title{color:#874bf8;margin:0 0 12px;font-size:18px;font-weight:700}.cc-unit{background:#fff;border:1px solid #ece9f7;border-radius:14px;margin-bottom:12px;overflow:hidden}.cc-unit__head{background:linear-gradient(#faf9ff,#f3f0fd);border-bottom:1px solid #ece9f7;align-items:center;gap:10px;padding:12px 16px;display:flex}.cc-unit__emoji{font-size:18px}.cc-unit__name{color:#2b3648;flex:1;font-weight:700}.cc-unit__count{color:#874bf8;background:#efeafe;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:700}.cc-lessons{margin:0;padding:0;list-style:none}.cc-lesson{cursor:pointer;text-align:left;width:100%;font:inherit;background:#fff;border:none;border-top:1px solid #f3f1fb;align-items:center;gap:12px;padding:12px 16px;transition:background .15s;display:flex}.cc-lessons li:first-child .cc-lesson{border-top:none}.cc-lesson:hover,.cc-lesson:focus-visible{background:#f7f5ff}.cc-lesson:focus-visible{outline-offset:-2px;outline:2px solid #874bf8}.cc-lesson__type{color:#6b7280;flex:none;align-items:center;gap:5px;min-width:96px;font-size:12px;font-weight:700;display:inline-flex}.cc-lesson__type--video{color:#0aafff}.cc-lesson__type--review{color:#d98a00}.cc-lesson__type--test{color:#b3261e}.cc-lesson__type--leadin{color:#874bf8}.cc-lesson__title{color:#1f2430;flex:1;font-weight:500}.cc-lesson__open{color:#874bf8;flex:none;font-size:13px;font-weight:700}@media (max-width:560px){.cc-lesson{flex-wrap:wrap;gap:6px 10px}.cc-lesson__title{flex-basis:100%;order:3}}.ss .cc__subtitle{margin-bottom:16px}.ss-card{display:flex;position:relative}.ss-card>.gr-gcard{flex:1;min-width:0;height:100%}.ss-card>.gr-gcard>.gr-gcard__body{flex:1}.ss-mark{z-index:4;cursor:pointer;color:#ffffffe6;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#ffffff38;border:0;border-radius:50%;place-items:center;width:30px;height:30px;padding:0;transition:background .15s,color .15s,transform .15s;display:grid;position:absolute;top:12px;right:12px}.ss-mark:hover{background:#ffffff5c;transform:scale(1.06)}.ss-mark:focus-visible{outline-offset:2px;outline:2px solid #fff}.ss-card.is-done .ss-mark{color:#fff;background:#22c55e}@media (max-width:560px){.ss-mark{top:10px;right:10px}.ss-card .gr-gcard__done{border-top:1px solid #d3edc6;border-radius:0;padding:9px 12px;position:static}}.gr-levelchip.is-locked{color:#8a8a97;background:#f1f0f5;align-items:center;gap:6px;display:inline-flex}.gr-levelchip.is-locked:hover{background:#e7e5ee}.gr-levelchip__name{text-overflow:ellipsis;white-space:nowrap;vertical-align:bottom;max-width:24ch;font-weight:600;display:inline-block;overflow:hidden}.gr-levelchip.is-locked.on{color:#5f5b6e;box-shadow:none;background:#ddd9e8}.ss-preview{background:#fff;border:1px solid #ececf3;border-radius:18px;align-items:center;gap:14px;margin:4px 0 18px;padding:16px 18px;display:flex}.ss-preview__badge{width:40px;height:40px;color:var(--purple);background:#f1ebfe;border-radius:50%;flex:none;place-items:center;display:grid}.ss-preview__body{flex:1;min-width:0}.ss-preview__title{margin:0;font-size:16px;font-weight:800}.ss-preview__text{color:#6f6b7e;margin:4px 0 0;font-size:13px;line-height:1.45}.ss-preview__cta{background:var(--purple);color:#fff;cursor:pointer;border:none;border-radius:999px;flex:none;height:40px;padding:0 18px;font-family:inherit;font-size:14px;font-weight:700}.ss-preview__cta:hover{filter:brightness(1.06)}.ss-preview__cta:focus-visible{outline:2px solid var(--purple);outline-offset:2px}@media (max-width:560px){.ss-preview{flex-wrap:wrap}.ss-preview__cta{width:100%}}.ss-paywall .gr-cover{filter:grayscale(.55)brightness(.92)}.ss-paywall .gr-gcard__t{color:var(--purple)}.ss-paywall--grant{cursor:default}.ss-paywall--grant:hover{border-color:#ececf3;transform:none;box-shadow:0 2px 10px #1713260d}.ss-paywall__lock{color:#4a4458;background:#ffffffe6;border-radius:50%;place-items:center;width:34px;height:34px;display:grid;position:absolute;top:12px;right:12px}.ss-locked{text-align:center;background:#fff;border:1px solid #ececf3;border-radius:24px;flex-direction:column;align-items:center;gap:10px;max-width:520px;margin:32px auto;padding:32px 28px;display:flex}.ss-locked__badge{width:56px;height:56px;color:var(--purple);background:#f1ebfe;border-radius:50%;place-items:center;display:grid}.ss-locked__title{margin:0;font-size:19px;font-weight:800}.ss-locked__text{color:#6f6b7e;margin:0;font-size:14px;line-height:1.45}
.cp{background:#f8f8f8;flex-direction:column;min-height:100vh;display:flex}.cp-bar{z-index:20;background:#fff;align-items:center;gap:16px;height:61px;padding:12px 32px;display:flex;position:sticky;top:0}.cp-bar .lang-wrap{flex:none}.cp-bar__exit,.cp-bar__dict{cursor:pointer;border:none;align-items:center;gap:10px;height:36px;font-family:inherit;font-size:14px;font-weight:700;display:inline-flex}.cp-bar__exit{color:#fff;background:#9047ff;border-radius:16px;padding:8px 16px 8px 8px}.cp-bar__dict{color:#9047ff;background:#ebdeff;border-radius:80px;margin-left:auto;padding:8px 16px}.cp-bar__dict:disabled{opacity:.55;cursor:default}.cp-bar__place{flex-direction:column;min-width:0;display:flex}.cp-bar__place b{color:#9047ff;font-size:16px;font-weight:700;line-height:1.375}.cp-bar__place span{color:#9d9d9d;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:500;line-height:1.07;overflow:hidden}.cp-scroll{flex-direction:column;flex:1;align-items:center;padding:25px 24px 40px;display:flex}.cp-hud{background:#fff;border-radius:50px;align-items:center;width:542px;max-width:100%;height:40px;padding:5px 12px;display:flex}.cp-hud__track{background:#ebdeff;border-radius:30px;flex:1;height:14px;overflow:hidden}.cp-hud__fill{background:#9047ff;border-radius:30px;height:100%;transition:width .25s}.cp-step{flex-direction:column;align-items:center;gap:6px;width:100%;max-width:1020px;margin-top:47px;display:flex}.cp-step__title,.cp-step__prompt{width:100%;max-width:620px}.cp-step__title{color:#17171c;text-align:center;margin:0;font-size:24px;font-weight:700;line-height:1.2}.cp-step__prompt{color:#9047ff;text-align:center;font-size:32px;font-weight:700;line-height:1.2}.cp-step__sub{color:#6b6b76;text-align:center;margin:0;font-size:16px;font-weight:500}.cp-choices{flex-direction:column;gap:12px;width:372px;max-width:100%;margin-top:18px;display:flex}.cp-choice{color:#17171c;text-align:center;cursor:pointer;background:#fff;border:none;border-radius:999px;min-height:59px;padding:20px 24px;font-family:inherit;font-size:16px;font-weight:700;line-height:1.2;transition:background .12s,color .12s}.cp-choice:disabled{cursor:default}.cp-choice.is-sel{color:#fff;background:#9047ff}.cp-choice.is-right{color:#fff;background:#31b423}.cp-choice.is-wrong{color:#fff;background:#ff4646}.cp-choices.is-grid{grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));justify-content:center;gap:10px;width:722px;display:grid}.cp-choices.is-grid .cp-choice{text-align:center;border-radius:100px;min-height:65px;padding:13px 24px}.cp-choices.is-pics{grid-template-columns:repeat(auto-fit,minmax(96px,1fr));gap:12px;display:grid}.cp-choice.cp-choice--pic{aspect-ratio:1;color:#9047ff;border-radius:28px;place-items:center;min-height:0;padding:16px;display:grid}.cp-choice.cp-choice--pic.is-sel,.cp-choice.cp-choice--pic.is-right,.cp-choice.cp-choice--pic.is-wrong{color:#fff}.cp-choice__icon{fill:none;stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;stroke-linejoin:round;width:56px;height:56px}.cp-picks{grid-template-columns:repeat(3,173px);justify-content:center;gap:12px;width:100%;margin-top:18px;display:grid}.cp-pick{cursor:pointer;background:#fff;border:2px solid #0000;border-radius:20px;flex-direction:column;justify-content:center;align-items:center;gap:4px;min-height:96px;padding:16px 12px;font-family:inherit;display:flex}.cp-pick__emoji{font-size:32px;line-height:1.2}.cp-pick__label{color:#17171c;text-align:center;font-size:18px;font-weight:700}.cp-pick__label:first-letter{text-transform:uppercase}@media (hover:hover){.cp-pick:hover{border-color:#c9a4ff}}.cp-pick.is-on,.cp-pick.is-on:hover{border-color:#9047ff}.cp-pick.is-on .cp-pick__label{color:#9047ff}.cp-picks.is-rows{grid-template-columns:minmax(0,620px);gap:10px}.cp-picks.is-rows .cp-pick{text-align:left;border-radius:18px;flex-direction:row;justify-content:flex-start;align-items:center;gap:12px;min-height:0;padding:14px 20px}.cp-picks.is-rows .cp-pick__emoji{font-size:24px}.cp-picks.is-rows .cp-pick__label{text-align:left;font-size:17px;line-height:1.35}.cp-words{grid-template-columns:repeat(auto-fit,160px);justify-content:center;gap:12px;width:100%;max-width:1020px;margin-top:18px;display:grid}.cp-word{width:160px;position:relative}.cp-word__flip{cursor:pointer;text-align:left;background:0 0;border:none;width:100%;padding:0;font-family:inherit;display:block}.cp-word__face,.cp-word__back{background:#efeaf7;border-radius:12px;width:160px;height:215px;display:block;overflow:hidden}.cp-word__face img{object-fit:cover;width:100%;height:100%;display:block}.cp-word__noimg{text-align:center;color:#6f2fd6;-webkit-hyphens:auto;hyphens:auto;background:linear-gradient(160deg,#f3ecff 0%,#e6dbff 100%);place-items:center;height:100%;padding:16px 12px;font-size:22px;font-weight:800;line-height:1.25;display:grid}.cp-word.is-noimg .cp-word__label{display:none}.cp-word__art{color:#6f2fd6;background:linear-gradient(160deg,#f3ecff 0%,#e6dbff 100%);place-items:center;height:100%;display:grid}.cp-word__icon,.cp-match__icon{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round}.cp-word__icon{stroke-width:1.4px;width:72px;height:72px}.cp-match__icon{stroke-width:1.6px;vertical-align:middle;width:30px;height:30px}.cp-chip.cp-chip--pic{color:#9047ff}.cp-word__back{background:#fff;flex-direction:column;gap:8px;padding:12px;display:flex;position:absolute;top:0;left:0}.cp-word__unflip{z-index:0;cursor:pointer;background:0 0;border:none;padding:0;position:absolute;inset:0}.cp-word__back>:not(.cp-word__unflip){z-index:1;position:relative}.cp-word__head,.cp-word__trs{pointer-events:none}.cp-word__acts{pointer-events:auto}.cp-word__head b{color:#9047ff;font-size:14px;font-weight:700;display:block}.cp-word__head i{color:#181818;font-size:10px;font-style:normal;font-weight:500;line-height:1.2;display:block}.cp-word__trs{flex-direction:column;gap:4px;display:flex}.cp-word__tr{color:#181818;background:#f8f8f8;border-radius:8px;align-items:center;gap:6px;padding:6px 8px;font-size:13px;font-weight:500;display:flex}.cp-word__flag{flex:none}.cp-word__acts{align-items:center;gap:6px;margin-top:auto;display:flex}.cp-word__save{color:#fff;cursor:pointer;background:#9047ff;border:none;border-radius:80px;flex:1;min-width:0;height:32px;padding:0 8px;font-family:inherit;font-size:12px;font-weight:700}.cp-word__save.is-saved{color:#9047ff;cursor:default;background:#ebdeff}.cp-word__say{color:#9047ff;cursor:pointer;background:#ebdeff;border:none;border-radius:50%;flex:none;place-items:center;width:32px;height:32px;padding:0;display:grid}.cp-word__label{color:#181818;margin-top:8px;font-size:16px;font-weight:700;display:block}.cp-word.is-open .cp-word__label{color:#9d9d9d}.cp-note{color:#17171c;text-align:left;background:#fff;border-radius:20px;width:100%;max-width:726px;margin-top:18px;padding:32px;font-size:20px;font-weight:500;line-height:1.5}.cp-note__h{color:#181818;margin:0 0 24px;font-size:28px;font-weight:700;line-height:1.2}.cp-note .hl{color:#9047ff;font-weight:700}.cp-note :where(p,ul,ol,table,.bubble,.explain,.chat,details){text-align:left}.cp-note :where(h3,h4){margin:14px 0 6px;font-size:17px;font-weight:800}.cp-note .instruction{margin:6px 0;font-size:20px;font-weight:800;line-height:1.3}.cp-note :where(.subline,.byline){color:#6f6f7a;margin:4px 0 10px;font-size:15px;font-weight:500}.cp-note :where(p,ul,ol){margin:8px 0;font-size:16px;line-height:1.55}.cp-note :where(ul,ol){padding-left:20px}.cp-note li{margin:4px 0}.cp-note table{border-collapse:collapse;width:100%;margin:10px 0;font-size:15px}.cp-note :where(th,td){border:1px solid #ececf3;padding:8px 10px}.cp-note table{border-radius:12px;overflow:hidden}.cp-note th{color:#fff;text-align:left;background:#9047ff;border-color:#9047ff;font-weight:700}.cp-note ul.has-gf{padding-left:0;list-style:none}.cp-note li.gf{color:#17171c;flex-wrap:wrap;align-items:center;gap:8px;margin:10px 0;font-size:16px;font-weight:500;display:flex}.cp-note .gf__op{color:#fff;background:#9047ff;border-radius:50%;flex:none;place-items:center;width:20px;height:20px;font-size:13px;font-weight:700;line-height:1;display:grid}.cp-note .bubble{max-width:none;color:inherit;background:#f6f2ff;border-radius:16px;margin:12px 0;padding:14px 16px;font-size:16px;display:block}.cp-note .blab{text-transform:uppercase;letter-spacing:.04em;color:#9047ff;margin-bottom:6px;font-size:13px;font-weight:800}.cp-note .explain{background:#fbf9ff;border-left:3px solid #d9c8ff;border-radius:0 12px 12px 0;margin:10px 0;padding:10px 14px}.cp-note .fwd{color:#6f6f7a;margin:0;font-size:15px}.cp-note details{background:#fbfbfd;border:1px solid #ececf3;border-radius:16px;margin:12px 0;overflow:hidden}.cp-note summary{cursor:pointer;color:#9047ff;padding:12px 16px;font-size:16px;font-weight:800}.cp-note .gref-body{padding:0 16px 12px}.cp-note .chat{flex-direction:column;gap:8px;margin:12px 0;display:flex}.cp-note .msg{background:#f4f4f7;border-radius:16px 16px 16px 4px;padding:10px 14px;font-size:16px}.cp-note .msg b{color:#6f6f7a;margin-bottom:2px;font-size:13px;display:block}.cp-note .msg p{margin:0}.cp-note .tick{color:#3aa35a;margin-right:6px;font-weight:800}.cp-note img{max-width:100%}.cp-egs{align-items:center;gap:12px;width:100%;max-width:726px;margin-top:18px;display:flex}.cp-egs__nav{color:#9047ff;cursor:pointer;background:#fff;border:none;border-radius:50%;flex:none;place-items:center;width:40px;height:40px;padding:0;display:grid}.cp-egs__nav:disabled{color:#cfcfd6;cursor:default}.cp-egs__list{flex:1;gap:12px;min-width:0;display:flex}.cp-egs__card{color:#17171c;text-align:center;background:#fff;border-radius:16px;flex:1;place-items:center;min-width:0;min-height:72px;padding:16px 12px;font-size:16px;font-weight:700;display:grid}.cp-watch{aspect-ratio:16/9;object-fit:contain;background:#000;border-radius:18px;width:100%;margin-top:18px}.cp-audio{flex-direction:column;align-items:center;gap:12px;margin-top:18px;display:flex}.cp-audio__play{color:#fff;cursor:pointer;background:#9047ff;border:none;border-radius:50%;place-items:center;width:124px;height:124px;display:grid}.cp-audio__slow{color:#9047ff;cursor:pointer;background:#b7f0ff;border:none;border-radius:30px;align-items:center;gap:10px;height:48px;padding:12px 36px;font-family:inherit;font-size:16px;font-weight:700;display:inline-flex}.cp-audio__restart{color:#9d9d9d;cursor:pointer;background:0 0;border:none;font-family:inherit;font-size:14px;font-weight:700}@media (hover:hover){.cp-audio__restart:hover{color:#9047ff}}.cp-audio__err{text-align:center;color:#e5484d;max-width:340px;margin:0;font-size:14px;font-weight:600}.cp-audio__err--soft{color:#9d9d9d;margin-top:18px}.cp-field{color:#9047ff;background:#fff;border:2px solid #0000;border-radius:20px;width:516px;max-width:100%;min-height:70px;margin-top:18px;padding:24px 16px 24px 20px;font-family:inherit;font-size:18px;font-weight:500;line-height:1.2}.cp-field::placeholder{color:#9c9c9c}.cp-field:focus{border-color:#9047ff;outline:none}.cp-write{resize:none;overflow:hidden}.cp-model{color:#9047ff;background:#f4ecff;border-radius:12px;width:516px;max-width:100%;margin-top:14px;padding:16px;font-size:16px;font-weight:700}.cp-model__body{color:#17171c;font-weight:400}.cp-model b{color:#9047ff;margin-bottom:8px;font-size:14px;font-weight:500;display:block}.cp-check{grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));justify-content:center;gap:10px;width:744px;max-width:100%;margin-top:18px;display:grid}.cp-check__row{color:#181818;text-align:left;cursor:pointer;background:#fff;border:2px solid #0000;border-radius:20px;justify-content:space-between;align-items:center;gap:12px;min-height:64px;padding:20px 16px;font-family:inherit;font-size:16px;font-weight:700;display:flex}.cp-check__row.is-on{color:#9047ff;border-color:#9047ff}.cp-check__box{color:#9047ff;border:1px solid #afafaf;border-radius:16px;flex:none;place-items:center;width:24px;height:24px;font-weight:700;display:grid}.cp-check__row.is-on .cp-check__box{color:#fff;background:#9047ff;border-color:#9047ff}.cp-fb{border-radius:90px;align-items:center;gap:12px;width:402px;max-width:100%;min-height:77px;margin:20px auto 0;padding:16px;font-size:16px;font-weight:700;display:flex}.cp-fb.is-ok{color:#067a32;background:#aeffc7}.cp-fb.is-no{color:#ff4646;background:#fff0e8;border-radius:100px}.cp-fb__ic{border-radius:50%;flex:none;place-items:center;width:42px;height:42px;display:grid}.cp-fb.is-ok .cp-fb__ic{background:#1eb04b}.cp-fb.is-no .cp-fb__ic{background:#ff4646}.cp-fb__coin{color:#181818;background:#fff;border-radius:30px;align-items:center;gap:6px;margin-left:auto;padding:10px 12px;font-weight:500;display:flex}.cp-fb__coin img{width:24px;height:24px}.cp-foot{justify-content:center;padding:32px 0 8px;display:flex}.cp-cta{cursor:pointer;border:none;border-radius:80px;width:370px;max-width:100%;height:48px;font-family:inherit;font-size:16px;font-weight:700}.cp-cta.is-check{color:#9047ff;background:#b7f0ff}.cp-cta.is-check:disabled{color:#cfafff;cursor:default}.cp-cta.is-go{color:#fff;background:#9047ff}.cp-cta.is-go:disabled{opacity:.5;cursor:default}@media (max-width:760px){.cp-bar{gap:12px;padding:12px 16px}.cp-scroll{padding:16px 16px 32px}.cp-step{margin-top:28px}.cp-step__title{font-size:20px}.cp-step__prompt{font-size:26px}.cp-picks:not(.is-rows){grid-template-columns:repeat(2,minmax(0,1fr))}.cp-words{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.cp-foot{padding:24px 0 8px}}.cp-gap__in{text-align:left}.cp-gap__in.is-right{color:#19c119}.cp-gap__in.is-wrong{color:#ff4646}.cp-group{flex-direction:column;gap:16px;width:100%;max-width:722px;margin-top:18px;display:flex}.cp-group__row{flex-direction:column;gap:8px;display:flex}.cp-group__q{color:#181818;font-size:17px;font-weight:700}.cp-group__in{text-align:left}.cp-group__in.is-right{color:#19c119}.cp-group__in.is-wrong{color:#ff4646}.cp-rows{background:#fff;border-radius:20px;width:100%;max-width:722px;margin-top:18px;overflow:hidden}.cp-rows__row{border-top:1px solid #f1f1f5;align-items:center;gap:16px;padding:14px 24px;display:flex}.cp-rows__row:first-child{border-top:none}.cp-rows__q{color:#17171c;text-align:left;flex:1;min-width:0;font-size:16px;font-weight:500;line-height:1.35}.cp-rows__q b{color:#9047ff;font-weight:700}.cp-rows__opts{flex:none;gap:10px;display:flex}.cp-rows__opt{color:#9047ff;cursor:pointer;background:#f1e9ff;border:none;border-radius:80px;min-width:76px;height:36px;padding:0 16px;font-family:inherit;font-size:14px;font-weight:700}.cp-rows__opt:disabled{cursor:default}.cp-rows__opt.is-sel{color:#fff;background:#9047ff}.cp-rows__opt.is-right{color:#fff;background:#31b423}.cp-rows__opt.is-wrong{color:#fff;background:#ff4646}.cp-rows__row.is-stacked{flex-direction:column;align-items:stretch;gap:10px;padding:16px 24px}.cp-rows__row.is-stacked .cp-rows__opts{flex-direction:column}.cp-rows__row.is-stacked .cp-rows__opt{text-align:left;height:auto;min-height:44px;padding:10px 16px;line-height:1.3}@media (max-width:560px){.cp-rows__row{flex-direction:column;align-items:stretch;gap:10px;padding:14px 16px}.cp-rows__opts{flex-direction:column}}.cp-order{flex-direction:column;align-items:center;gap:16px;width:100%;margin-top:18px;display:flex}.cp-order__line{border-bottom:2px dashed #c6c6cf;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;width:100%;max-width:536px;min-height:65px;padding-bottom:8px;display:flex}.cp-order__line.is-right .cp-chip,.cp-order__line.is-wrong .cp-chip{color:#fff}.cp-order__line.is-right .cp-chip{background:#31b423}.cp-order__line.is-wrong .cp-chip{background:#ff4646}.cp-order__bank{flex-wrap:wrap;justify-content:center;gap:8px;max-width:536px;display:flex}.cp-match{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:12px;width:100%;max-width:722px;margin-top:18px;display:grid}.cp-match__col{flex-direction:column;gap:10px;display:flex}.cp-match__item{color:#181818;text-align:left;cursor:pointer;background:#fff;border:2px solid #0000;border-radius:100px;flex-wrap:wrap;align-items:center;gap:8px;min-height:65px;padding:13px 24px;font-family:inherit;font-size:16px;font-weight:700;display:flex}.cp-match__item.is-active{border-color:#9047ff}.cp-match__pick{color:#9047ff;background:#f1e9ff;border-radius:100px;padding:4px 12px;font-size:14px;font-weight:700}.cp-match__item.is-right{background:#d6f5d6}.cp-match__item.is-wrong{background:#ffe0e0}.cp-match__fix{color:#2a9d2a;background:#fff;border-radius:100px;padding:4px 12px;font-size:14px;font-weight:700}.cp-match__bank{flex-direction:column;gap:10px;display:flex}.cp-match__bank .cp-chip{width:100%;min-height:65px;padding:13px 20px;font-size:16px}.cp-chip{color:#181818;cursor:pointer;background:#fff;border:none;border-radius:100px;min-height:65px;padding:13px 24px;font-family:inherit;font-size:16px;font-weight:700}.cp-chip:disabled{opacity:.35;cursor:default}.cp-chip.is-set{place-items:center;display:inline-grid}.cp-order__line .cp-chip:disabled{opacity:1;cursor:default}@media (max-width:760px){.cp-choices.is-grid{grid-template-columns:minmax(0,1fr);width:100%}.cp-check{grid-template-columns:minmax(0,1fr)}.cp-note{padding:20px}.cp-note__h{margin-bottom:16px;font-size:22px}}.cp-order__undo{color:#9d9d9d;cursor:pointer;background:0 0;border:none;font-family:inherit;font-size:14px;font-weight:700}@media (max-width:760px){.cp{min-height:100dvh}.cp-bar{gap:8px;height:69px;padding:16px}.cp-bar__exit,.cp-bar__dict{flex:none;justify-content:center;gap:0;width:36px;height:36px;padding:0}.cp-bar__exit{border-radius:50%}.cp-bar__label{display:none}.cp-bar__place{flex:1;min-width:0}.cp-bar__place b{font-size:16px}.cp-bar__place span{font-size:14px;line-height:1.4}.cp-scroll{padding:16px 16px 32px}.cp-hud{width:100%;height:38px;padding:4px 4px 4px 12px}.cp-step{gap:6px;margin-top:32px}.cp-step__title{font-size:24px}.cp-step__prompt{font-size:32px}.cp-picks:not(.is-rows){grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.cp-picks:not(.is-rows) .cp-pick{min-height:96px;padding:16px 12px}.cp-pick__label{font-size:18px}.cp-words{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.cp-word{width:auto}.cp-word__face,.cp-word__back{aspect-ratio:192/245;width:100%;height:auto}.cp-word__label:first-letter{text-transform:uppercase}.cp-rows{background:0 0;border-radius:0;flex-direction:column;gap:5px;display:flex;overflow:visible}.cp-rows__q{font-size:20px;font-weight:400;line-height:1.2}.cp-rows__opts{gap:4px}.cp-rows__opt{min-width:67px;height:43px;padding:0 12px}.cp-rows__row{background:#fff;border-top:none;border-radius:20px;flex-direction:row;align-items:center;padding:12px 16px}.cp-rows__opts{flex-direction:row}.cp-match__item{border-radius:20px;min-height:72px;padding:12px 16px}.cp-order__line{border-bottom:1px solid #afafaf}.cp-choices,.cp-check,.cp-match,.cp-group,.cp-rows,.cp-order,.cp-write,.cp-model{width:100%}.cp-choices.is-grid{grid-template-columns:minmax(0,1fr)}.cp-check{grid-template-columns:minmax(0,1fr);gap:12px}.cp-foot{width:100%;padding:24px 0 var(--safe-bottom);align-self:stretch}.cp-cta{width:100%}.cp-cta.is-go:disabled{opacity:1;color:#9047ff;background:#ebdeff}}@media (max-width:400px){.cp-rows__row{flex-direction:column;align-items:stretch}.cp-rows__opts{flex-direction:column}}.cp-dict{z-index:40;padding:16px 16px var(--safe-bottom);background:#fff;flex-direction:column;gap:16px;display:flex;position:fixed;inset:0;overflow-y:auto}.cp-dict__bar{align-items:center;gap:8px;display:flex}.cp-dict__title{color:#181818;flex:1;margin:0;font-size:24px;font-weight:700}.cp-dict__close{color:#929292;cursor:pointer;background:#f6f5fa;border:none;border-radius:20px;flex:none;justify-content:center;align-items:center;width:34px;height:34px;display:inline-flex}.cp-dict__tabs{background:#fff;border-radius:40px;align-self:flex-start;gap:4px;padding:4px;display:inline-flex}.cp-dict__tab{color:#9047ff;cursor:pointer;background:0 0;border:none;border-radius:30px;height:32px;padding:0 12px;font-family:inherit;font-size:14px;font-weight:700}.cp-dict__tab.is-on{color:#fff;background:#9047ff}.cp-dict__list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.cp-dict__row{text-align:left;cursor:pointer;background:#f8f8f8;border:none;border-radius:12px;align-items:center;gap:10px;width:100%;min-height:62px;padding:10px 16px;font-family:inherit;display:flex}.cp-dict__word{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.cp-dict__word b{color:#181818;font-size:16px;font-weight:700}.cp-dict__word span{color:#929292;font-size:14px;font-weight:500}.cp-dict__say{color:#fff;background:#9047ff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:32px;height:32px;display:inline-flex}.cp-dict__empty{color:#6b6b76;flex-direction:column;align-items:flex-start;gap:12px;margin:0;font-size:15px;line-height:1.5;display:flex}.cp-dict__link{color:#fff;cursor:pointer;background:#9047ff;border:none;border-radius:80px;height:48px;padding:0 24px;font-family:inherit;font-size:15px;font-weight:700}.cp-mistake{background:#fff;border-radius:24px;flex-wrap:wrap;gap:8px;padding:24px;display:flex}.cp-mistake__tok{color:#181818;cursor:pointer;background:#f3f3f7;border:none;border-radius:100px;padding:10px 16px;font-family:inherit;font-size:17px;font-weight:700}.cp-mistake__tok.is-sel{color:#fff;background:#9047ff}.cp-mistake__tok.is-bad{color:#fff;background:#31b423}.cp-mistake__tok.is-wrong{color:#fff;background:#ff4646}.cp-mistake__fix{color:#31b423;width:100%;margin:4px 0 0;font-size:16px;font-weight:700}.cp-cols{flex-direction:column;gap:16px;display:flex}.cp-cols__bank{flex-wrap:wrap;justify-content:center;gap:10px;min-height:65px;display:flex}.cp-cols__bank .cp-chip{min-height:52px;padding:10px 20px}.cp-cols__bank .cp-chip.is-set{color:#fff;background:#9047ff}.cp-cols__grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;display:grid}.cp-cols__col{background:#fff;border:2px dashed #0000;border-radius:24px;flex-direction:column;gap:8px;min-height:140px;padding:16px;display:flex}.cp-cols__col.is-open{cursor:pointer;border-color:#d8c8ff}.cp-cols__col h4{color:#6b6b76;margin:0 0 4px;font-size:15px;font-weight:700}.cp-cols__item{color:#181818;cursor:pointer;background:#f3f3f7;border:none;border-radius:16px;padding:10px 14px;font-family:inherit;font-size:16px;font-weight:700}.cp-cols__item.is-right{color:#fff;background:#31b423}.cp-cols__item.is-wrong{color:#fff;background:#ff4646}.cp-phrases{flex-direction:column;gap:10px;display:flex}.cp-phrases__row{color:#181818;text-align:left;cursor:pointer;background:#fff;border:none;border-radius:20px;align-items:center;gap:16px;width:100%;padding:18px 20px;font-family:inherit;font-size:17px;font-weight:600;display:flex}.cp-phrases__text{flex:1}.cp-phrases__spk{color:#9047ff;flex:none}.cp-phrases__row.is-frame{cursor:default}.cp-rec{flex-direction:column;align-items:stretch;gap:10px;display:flex}.cp-rec__line{color:#181818;text-align:left;cursor:pointer;background:#fff;border:none;border-radius:20px;padding:16px 20px;font-family:inherit;font-size:17px;font-weight:600}.cp-rec__line--task{cursor:default}.cp-rec__btn{color:#fff;cursor:pointer;background:#9047ff;border:none;border-radius:80px;align-self:center;height:56px;margin-top:8px;padding:0 32px;font-family:inherit;font-size:16px;font-weight:700}.cp-rec__btn.is-live{background:#ff4646}.cp-rec__note{text-align:center;color:#6b6b76;margin:0;font-size:14px}.cp-rec__play{width:100%;margin-top:4px}.cp-gap__bank{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:16px;display:flex}.cp-gap__bank .cp-chip{min-height:52px;padding:10px 20px}.cp-gap__bank .cp-chip.is-set{color:#fff;background:#9047ff}.cp-aims,.cp-frames,.cp-checks{margin:12px 0 0;padding-left:20px;font-size:16px;line-height:1.6}.cp-note__chips{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.cp-note__chip{background:#f3f3f7;border-radius:100px;padding:8px 14px;font-size:15px;font-weight:700}.cp-note__meta,.cp-note__fwd{color:#6b6b76;font-size:14px}.cp-given{font-size:17px;font-weight:600}.cp-who{color:#9047ff;margin:0 0 8px;font-size:14px;font-weight:700}.cp-fb__why{margin-top:4px;font-size:14px;font-weight:500;display:block}.cp-cloze{flex-direction:column;gap:16px;width:100%;max-width:722px;display:flex}.cp-cloze__bank{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.cp-cloze__bank .cp-chip{min-height:52px;padding:10px 20px}.cp-cloze__bank .cp-chip.is-set{opacity:.45}.cp-mistake__punct{color:#6b6b76;align-self:center;padding:0 2px;font-size:17px;font-weight:700}.cp-resume{color:#17171c;background:#fff;border-radius:20px;flex-direction:column;gap:10px;width:542px;max-width:100%;margin-bottom:14px;padding:14px 18px;font-size:15px;font-weight:600;display:flex;box-shadow:0 3px 10px #0000000d}.cp-resume__acts{flex-wrap:wrap;gap:8px;display:flex}.cp-resume__go,.cp-resume__restart{cursor:pointer;border:none;border-radius:999px;padding:10px 18px;font-family:inherit;font-size:14px;font-weight:700}.cp-resume__go{color:#fff;background:#9047ff}.cp-resume__restart{color:#9047ff;background:#ebdeff}