.g-root{--tutor-paper:#fffdf8;--tutor-rule:#e9e3d4;--tutor-margin:#ffc1e5;--tutor-ink:var(--g-color-text-primary);--tutor-gap-empty-bg:#fff0e3;--tutor-gap-line:#c98a5a;--tutor-gap-filled-bg:#ffe3cf;--tutor-gap-filled-ink:#4a3b2a;--tutor-ok-bg:#d6f0df;--tutor-ok-ink:#14502f;--tutor-ok-line:#58b078;--tutor-bad-bg:#ffdcee;--tutor-bad-ink:#7d1a52;--tutor-bad-line:#d977b3;--tutor-peach:#ffd6ba;--tutor-peach-line:#e0a070;--tutor-green:#6ac68c;--tutor-bubble-bot:#fff;--tutor-bubble-kid:#dff1e6;--tutor-bubble-shadow:0 1px 2px #2d2d2d14, 0 4px 14px #2d2d2d0d;--tutor-card-shadow:0 2px 4px #2d2d2d0f, 0 12px 32px #2d2d2d1a;--tutor-touch:44px}.g-root_theme_dark[class]{--tutor-paper:#2a2722;--tutor-rule:#3a362e;--tutor-margin:#7a3f64;--tutor-gap-empty-bg:#3a2e22;--tutor-gap-line:#c9976a;--tutor-gap-filled-bg:#5a4230;--tutor-gap-filled-ink:#ffe3cf;--tutor-ok-bg:#1f3a2b;--tutor-ok-ink:#a8e6bd;--tutor-ok-line:#6ac68c;--tutor-bad-bg:#4a2440;--tutor-bad-ink:#ffc1e5;--tutor-bad-line:#c46aa0;--tutor-peach-line:#b98458;--tutor-bubble-bot:#2e2b25;--tutor-bubble-kid:#24372b;--tutor-bubble-shadow:none;--tutor-card-shadow:0 0 0 1px #3f3b33, 0 12px 32px #00000059}
.LAcxvq_line{overflow-wrap:anywhere;color:var(--tutor-ink);font-weight:700;line-height:2;display:inline}.LAcxvq_sizeL{font-size:22px}.LAcxvq_sizeM{font-size:18px}.LAcxvq_note{color:var(--g-color-text-secondary);font-size:16px;font-style:italic;font-weight:600}.LAcxvq_gap{box-sizing:border-box;border-bottom:3px solid var(--tutor-gap-line);background:var(--tutor-gap-empty-bg);min-width:3.4ch;height:1.55em;color:var(--tutor-gap-filled-ink);text-align:center;vertical-align:text-bottom;border-radius:10px 10px 4px 4px;margin:0 .12em;padding:0 .3em;line-height:1.5;transition:background-color .25s,border-color .25s;display:inline-block}.LAcxvq_gap[data-trailing=true]{margin-inline-start:.4em}.LAcxvq_gap[data-state=filled]{background:var(--tutor-gap-filled-bg)}.LAcxvq_gap[data-state=correct]{background:var(--tutor-ok-bg);border-color:var(--tutor-ok-line);color:var(--tutor-ok-ink)}.LAcxvq_gap[data-state=wrong]{background:var(--tutor-bad-bg);border-color:var(--tutor-bad-line);color:var(--tutor-bad-ink)}.LAcxvq_gap[data-active=true][data-state=empty]{animation:1.6s ease-in-out infinite LAcxvq_gap-wait}@keyframes LAcxvq_gap-wait{0%,to{background:var(--tutor-gap-empty-bg)}50%{background:var(--tutor-gap-filled-bg)}}@media (prefers-reduced-motion:reduce){.LAcxvq_gap{transition:none}.LAcxvq_gap[data-active=true][data-state=empty]{animation:none}}
.ul15Nq_words{flex-wrap:wrap;gap:8px;display:flex}.ul15Nq_word{box-sizing:border-box;min-height:var(--tutor-touch);min-width:var(--tutor-touch);background:var(--g-color-base-float);color:var(--g-color-text-primary);font:inherit;box-shadow:0 0 0 1.5px var(--g-color-line-generic), 0 2px 6px #2d2d2d0f;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;border:0;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:0 18px;font-size:18px;font-weight:700;transition:transform .12s,background-color .15s,box-shadow .15s;display:inline-flex}@media (hover:hover){.ul15Nq_word:hover:not(:disabled){background:var(--tutor-gap-empty-bg)}}.ul15Nq_word:active:not(:disabled){background:var(--tutor-gap-filled-bg);transform:scale(.96)}.ul15Nq_word[data-used=true]{background:var(--tutor-gap-filled-bg);box-shadow:0 0 0 1.5px var(--tutor-gap-line)}.ul15Nq_word:disabled{opacity:.5;cursor:default}.ul15Nq_letter{background:var(--tutor-peach);color:#4a3b2a;text-transform:uppercase;border-radius:50%;place-items:center;width:26px;height:26px;margin-inline-start:-8px;font-size:15px;font-weight:800;display:inline-grid}@media (prefers-reduced-motion:reduce){.ul15Nq_word{transition:none}.ul15Nq_word:active:not(:disabled){transform:none}}
._4s6cAa_dots{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;min-height:16px;display:flex}._4s6cAa_dots[data-dense=true]{gap:5px}._4s6cAa_dot{box-sizing:border-box;border:2px solid var(--g-color-line-generic);background:0 0;border-radius:50%;width:12px;height:12px;transition:background-color .3s,border-color .3s,transform .3s cubic-bezier(.22,1,.36,1)}._4s6cAa_dots[data-dense=true] ._4s6cAa_dot{border-width:1.5px;width:9px;height:9px}._4s6cAa_dot[data-status=solved]{background:var(--tutor-green);border-color:var(--tutor-green);animation:.45s cubic-bezier(.22,1,.36,1) _4s6cAa_dot-pop}._4s6cAa_dot[data-status=revealed]{background:var(--tutor-peach);border-color:var(--tutor-peach-line)}._4s6cAa_dot[data-status=current]{border-color:var(--tutor-green);border-width:3px;transform:scale(1.25)}@keyframes _4s6cAa_dot-pop{0%{transform:scale(.6)}60%{transform:scale(1.5)}to{transform:scale(1)}}@media (prefers-reduced-motion:reduce){._4s6cAa_dot{transition:none}._4s6cAa_dot[data-status=solved]{animation:none}}
._5oNena_row{align-items:flex-end;gap:8px;animation:.28s cubic-bezier(.22,1,.36,1) both _5oNena_bubble-in;display:flex}._5oNena_row[data-still=true]{animation:none}._5oNena_rowKid{justify-content:flex-end}@keyframes _5oNena_bubble-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}._5oNena_avatarSlot{flex:none;width:40px;height:40px}._5oNena_column{gap:4px;min-width:0;max-width:calc(100% - 48px);display:grid}._5oNena_bubble{white-space:pre-wrap;overflow-wrap:anywhere;color:var(--g-color-text-primary);margin:0;padding:12px 18px;font-size:17px;line-height:1.5}._5oNena_bubble[data-from=blacky]{background:var(--tutor-bubble-bot);box-shadow:var(--tutor-bubble-shadow);border-radius:24px 24px 24px 8px}._5oNena_bubble[data-from=kid]{background:var(--tutor-bubble-kid);border-radius:24px 24px 8px;max-width:86%}._5oNena_system{color:var(--g-color-text-secondary);background:var(--g-color-base-generic)!important;box-shadow:none!important}._5oNena_note{color:var(--g-color-text-secondary);padding-inline-start:12px;font-size:12px}._5oNena_typing{align-items:center;gap:5px;min-height:25px;display:inline-flex}._5oNena_typing i{background:var(--g-color-text-secondary);border-radius:50%;width:8px;height:8px;animation:1.1s ease-in-out infinite _5oNena_typing-dot}._5oNena_typing i:nth-child(2){animation-delay:.15s}._5oNena_typing i:nth-child(3){animation-delay:.3s}@keyframes _5oNena_typing-dot{0%,60%,to{opacity:.45;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}@media (prefers-reduced-motion:reduce){._5oNena_row{animation:none}._5oNena_typing i{opacity:.8;animation:none}}@media (min-width:960px){._5oNena_avatarSlot{width:48px;height:48px}._5oNena_column{max-width:min(100% - 56px,560px)}._5oNena_bubble{font-size:18px}}
.B_wpfa_card{background-color:var(--tutor-paper);background-image:repeating-linear-gradient(to bottom, transparent 0, transparent 43px, var(--tutor-rule) 43px, var(--tutor-rule) 44px);box-shadow:var(--tutor-card-shadow);background-position:0 13px;border-radius:24px;transition:box-shadow .3s;position:relative;overflow:hidden}.B_wpfa_card:before{content:"";z-index:1;background:var(--tutor-margin);pointer-events:none;width:2px;position:absolute;inset-block:0;inset-inline-start:18px}.B_wpfa_card[data-tone=ok]{box-shadow:0 0 0 2px var(--tutor-ok-line), var(--tutor-card-shadow)}.B_wpfa_open{box-sizing:border-box;width:100%;min-height:88px;color:var(--g-color-text-primary);font:inherit;text-align:start;cursor:default;background:0 0;border:0;margin:0;padding:18px 20px 14px 38px;display:block}button.B_wpfa_open{cursor:pointer;-webkit-tap-highlight-color:transparent}.B_wpfa_text{display:block}.B_wpfa_footer{background:var(--tutor-paper);flex-wrap:wrap;align-items:center;gap:4px 8px;padding:0 12px 10px 30px;display:flex;position:relative}@media (max-height:640px){.B_wpfa_open{min-height:0;padding-block:8px 2px}.B_wpfa_footer{padding-bottom:2px}}@media (prefers-reduced-motion:reduce){.B_wpfa_card{transition:none}}
.vDQfDq_bar{padding-top:env(safe-area-inset-top);background:var(--g-color-base-background);flex:none}.vDQfDq_row{box-sizing:border-box;align-items:center;gap:8px;width:100%;max-width:720px;min-height:56px;margin:0 auto;padding:4px;display:flex}.vDQfDq_back{width:var(--tutor-touch);height:var(--tutor-touch);color:var(--g-color-text-primary);border-radius:50%;flex:none;place-items:center;text-decoration:none;display:inline-grid}.vDQfDq_back:hover{background:var(--g-color-base-generic-hover)}.vDQfDq_mark{flex:none;width:40px}.vDQfDq_titles{flex:1;min-width:0;padding-inline-start:8px;display:grid}.vDQfDq_row>.vDQfDq_mark+.vDQfDq_titles{padding-inline-start:0}.vDQfDq_title{letter-spacing:-.01em;color:var(--g-color-text-primary);font-size:17px;font-weight:800;line-height:1.2}.vDQfDq_caption{color:var(--g-color-text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:13px;line-height:1.3;overflow:hidden}.vDQfDq_actions{flex:none;align-items:center;display:flex}.vDQfDq_under{padding:2px 16px 12px}