:root{--gold-400:#ffc93c;--gold-600:#e0a800;--gold-700:#a67c00;--gold-100:#fff3d0;--teal-400:#3ecdbd;--teal-600:#2ba89a;--purple-400:#b47aff;--purple-600:#9654e8;--pink-400:#f15bb5;--pink-600:#d13d97;--green-400:#3fbf6b;--green-600:#2e9e55;--amber-400:#ffb84d;--orange-400:#ff8a3d;--orange-600:#c2570c;--orange-700:#d95b0b;--red-400:#ff5c6c;--blue-400:#5ab8ff;--ink:#2b2b3a;--paper:#f2f4ff;--indigo-950:#0b1130;--indigo-900:#131a42;--indigo-850:#1a2455;--indigo-800:#22316b;--indigo-700:#2c4088;--indigo-600:#3e55b0;--indigo-500:#546fd0;--indigo-400:#7b92ea;--indigo-300:#a5b4f4;--indigo-200:#ccd5fb;--indigo-100:#e9edfe;--sky-050:#f0f6ff;--sky-100:#e2edfe;--sky-200:#c9ddfc;--white:#fff;--sand-050:#fffdf7;--sand-100:#fff6de;--sand-200:#fff4e0;--sand-300:#fbedcd;--sand-400:#f2e3c0;--sand-500:#e3c88a;--sand-600:#d9c9a4;--sand-800:#786847;--slate-900:#2b2b3a;--ember-600:#c2530a;--brown-900:#4a3200;--sun-100:#fff3cc;--sun-200:#ffe08a;--sun-300:#ffc247;--sun-400:#ff9d16;--sun-500:#e06a09;--sun-600:#9b3b06;--grass-100:#d6f2ac;--grass-200:#a9de6e;--grass-300:#8fdc3c;--grass-400:#6bc426;--grass-500:#4ea31b;--grass-700:#2f6a12;--red-600:#b3323f;--red-900:#5c1119;--ff-display:Bricolage Grotesque;--ff-body:Lexend;--fs-14:14px;--fs-16:16px;--fs-18:18px;--fs-20:20px;--fs-22:22px;--fs-26:26px;--fs-30:30px;--fs-48:48px;--fw-regular:400;--fw-medium:500;--fw-semibold:600;--fw-bold:700;--fw-extrabold:800;--lh-tight:1.15;--lh-snug:1.3;--lh-normal:1.5;--sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:20px;--sp-6:24px;--sp-8:32px;--sp-10:40px;--sp-12:48px;--sp-16:64px;--r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:24px;--r-full:999px;--bw-default:2px;--bw-heavy:3px;--sh-pop:0 5px 0 #2b2b3ab3;--sh-pop-sm:0 3px 0 #2b2b3ab3;--sh-elevated:0 8px 24px #00000080;--mo-fast:.12s;--mo-base:.2s;--mo-celebrate:.4s;--mo-ease-pop:cubic-bezier(.34,1.56,.64,1);--sz-touch-min:44px;--sz-safe-area-top:env(safe-area-inset-top);--sz-safe-area-right:env(safe-area-inset-right);--sz-safe-area-bottom:env(safe-area-inset-bottom);--sz-safe-area-left:env(safe-area-inset-left);--bp-sm:480px;--bp-md:768px;--bp-lg:1024px;--bp-xl:1440px;--s-surface-page:var(--indigo-950);--s-surface-base:var(--indigo-900);--s-surface-card:var(--indigo-850);--s-surface-elevated:var(--indigo-800);--s-surface-inset:var(--indigo-950);--s-text-primary:var(--paper);--s-text-secondary:var(--indigo-300);--s-text-muted:var(--indigo-400);--s-text-inverse:var(--indigo-900);--s-accent-primary:var(--gold-400);--s-accent-primary-pressed:var(--gold-600);--s-accent-secondary:var(--indigo-400);--s-accent-energy:var(--teal-400);--s-accent-energy-pressed:var(--teal-600);--s-accent-special:var(--purple-400);--s-accent-special-pressed:var(--purple-600);--s-accent-premium:var(--pink-400);--s-accent-premium-pressed:var(--pink-600);--s-rarity-common:var(--indigo-400);--s-rarity-rare:var(--teal-400);--s-rarity-epic:var(--purple-400);--s-rarity-mythic:var(--pink-400);--s-rarity-legendary:var(--gold-400);--s-status-success:var(--green-400);--s-status-warning:var(--amber-400);--s-status-error:var(--red-400);--s-status-info:var(--blue-400);--s-border-default:var(--indigo-500);--s-border-strong:var(--ink);--s-border-subtle:var(--indigo-700);--s-focus-ring:var(--gold-400);--s-focus-page:var(--sand-200);--s-focus-panel:var(--white);--s-focus-line:var(--sand-500);--s-focus-track:var(--sand-400);--s-focus-text:var(--slate-900);--s-focus-text-soft:var(--sand-800);--s-focus-bubble-tutor:var(--white);--s-focus-bubble-kid:var(--gold-400);--s-focus-chip-line:var(--indigo-500);--s-focus-chip-gold-line:var(--gold-700);--s-focus-paper:var(--sand-050);--s-focus-sunk:var(--sand-100);--s-focus-scratch:var(--sand-300);--s-focus-scratch-line:var(--gold-700);--s-focus-drop:var(--sand-600);--s-focus-on-gold:var(--brown-900);--s-focus-progress-fill:var(--ember-600);--s-play-ground-1:var(--sun-100);--s-play-ground-2:var(--sun-200);--s-play-ground-3:var(--sun-300);--s-play-ground-4:var(--sun-400);--s-play-ground-5:var(--sun-500);--s-play-ground-6:var(--sun-600);--s-play-grass-back:var(--grass-500);--s-play-grass-front:var(--grass-400);--s-play-grass-edge:var(--grass-300);--s-play-grass-deep:var(--grass-700);--s-play-mown:var(--grass-200);--s-play-mown-light:var(--grass-100);--s-play-card:var(--sand-100);--s-play-card-text:var(--slate-900);--s-play-card-soft:var(--sand-800);--s-play-door:var(--indigo-850);--s-play-door-edge:var(--indigo-900);--s-play-exit:var(--red-400);--s-play-exit-edge:var(--red-600);--s-play-exit-ink:var(--red-900);--c-button-radius:var(--r-md);--c-button-border:var(--bw-heavy);--c-button-border-color:var(--ink);--c-button-shadow:var(--sh-pop);--c-button-height:48px;--c-button-padding-x:var(--sp-6);--c-button-font:var(--ff-display);--c-button-font-weight:var(--fw-bold);--c-card-radius:var(--r-lg);--c-card-border:var(--bw-default);--c-card-border-color:var(--s-border-default);--c-card-shadow:var(--sh-pop);--c-card-padding:var(--sp-6);--c-card-bg:var(--s-surface-card);--c-stat-pill-radius:var(--r-full);--c-stat-pill-bg:var(--s-surface-elevated);--c-stat-pill-padding-x:var(--sp-4);--c-stat-pill-height:36px;--c-nav-item-size:56px;--c-nav-item-radius:var(--r-md);--c-nav-item-selected-bg:var(--s-accent-primary);--c-nav-item-selected-text:var(--s-text-inverse);--c-nav-item-border:var(--bw-default);--c-nav-item-border-color:var(--s-border-default);--c-modal-radius:var(--r-lg);--c-modal-border:var(--bw-heavy);--c-modal-border-color:var(--ink);--c-modal-shadow:var(--sh-elevated);--c-modal-bg:var(--s-surface-elevated);--c-progress-height:12px;--c-progress-radius:var(--r-full);--c-progress-track:var(--indigo-800);--c-progress-fill:var(--s-accent-primary);--c-progress-border:var(--bw-default);--c-input-height:48px;--c-input-radius:var(--r-md);--c-input-bg:var(--s-surface-inset);--c-input-border:var(--bw-default);--c-input-focus-ring:var(--s-focus-ring);--c-ribbon-new:var(--s-status-error);--c-ribbon-done:var(--s-status-success);--c-ribbon-reward:var(--s-accent-primary);--c-tooltip-bg:var(--paper);--c-tooltip-text:var(--s-text-inverse);--c-tooltip-radius:var(--r-md);--c-ws-page:var(--indigo-950);--c-ws-board:var(--indigo-850);--c-ws-board-edge:var(--indigo-500);--c-ws-raised:var(--indigo-800);--c-ws-text:var(--paper);--c-ws-label:var(--indigo-300);--c-ws-muted:var(--indigo-400);--c-ws-ink:var(--ink);--c-ws-num-start:var(--blue-400);--c-ws-num-other:var(--orange-400);--c-ws-num-other-deep:var(--orange-700);--c-ws-num-regroup:var(--teal-400);--c-ws-num-found:var(--gold-400);--c-ws-focus:var(--gold-400);--c-ws-right:var(--green-400);--c-ws-wrong:var(--red-400);--c-ws-pill-said:var(--sand-200);--c-ws-obj-fill:var(--indigo-800);--c-ws-obj-line:var(--indigo-300);--c-ws-obj-face:var(--indigo-100);--c-ws-obj-face-ink:var(--ink);--c-ws-obj-coin-silve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4px 0 #2b2b3a;--c-ws-key-ring:var(--indigo-100);--c-ws-key-pressed:var(--sky-100);--c-ws-key-del-face:var(--indigo-200);--c-ws-key-del-ink:var(--indigo-800);--c-ws-key-del-shadow:var(--indigo-400)}*{box-sizing:border-box;margin:0}html{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body{background:var(--indigo-950);background-image:radial-gradient(120% 80% at 50% -10%, var(--indigo-800) 0%, transparent 55%);color:var(--paper);font:var(--fw-regular) var(--fs-16)/var(--lh-normal) var(--font-body), Lexend, system-ui, sans-serif;background-attachment:fixed;min-height:100dvh}h1,h2,h3,.display{font-family:var(--font-display), "Bricolage Grotesque", system-ui, sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer;color:inherit}button:disabled{cursor:not-allowed}:focus-visible{outline:3px solid var(--s-focus-ring);outline-offset:3px;border-radius:var(--r-sm)}.surface-focus 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var(--font-display)}.ln-card p{font:var(--fw-regular) var(--fs-14)/1.4 var(--font-body);color:var(--s-text-secondary)}.ln-card-ico{font-size:32px;line-height:1}.ln-card.soon{opacity:.62;box-shadow:none;border-style:solid dashed dashed}.ln-card.soon .ln-card-ico{filter:grayscale(.6)}.ln-soon{padding-top:var(--sp-2);font:var(--fw-semibold) 13px var(--font-body);color:var(--s-text-muted);margin-top:auto}.ln-lesson{--side:clamp(280px, 32vw, 380px);min-height:100dvh;padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);grid-template:"top""side""play"minmax(0,1fr)"foot"/minmax(0,1fr);display:grid}.ln-stage{display:contents}.ln-top{align-items:center;gap:var(--sp-4);padding:var(--sp-4) var(--sp-6);padding-top:max(var(--sp-4), env(safe-area-inset-top));grid-area:top;min-width:0;display:flex}.ln-x{width:var(--sz-touch-min);height:var(--sz-touch-min);border-radius:var(--r-full);background:var(--s-surface-elevated);border:var(--bw-default) solid 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env(safe-area-inset-bottom));opacity:.85;padding:var(--sp-1);background:var(--s-surface-page);border:var(--bw-default) dashed var(--pink-400);border-radius:var(--r-md);box-shadow:var(--sh-pop-sm);align-items:center;gap:8px;display:flex;position:fixed}.ln-test select,.ln-test button{height:var(--sz-touch-min);min-width:var(--sz-touch-min);border-radius:var(--r-sm);background:var(--s-surface-elevated);color:var(--s-text-primary);border:var(--bw-default) solid var(--s-border-default);font:var(--fw-semibold) var(--fs-14) var(--font-body);padding:0 8px}.ln-test select{max-width:130px}.ln-lesson:is([data-layout=narrow],[data-layout=stacked],[data-layout=fold-flat]) .ln-test{bottom:calc(92px + env(safe-area-inset-bottom))}.ln-test button:disabled{opacity:.35}.ln-top-title{min-width:0;font:var(--fw-bold) var(--fs-16) var(--font-display);color:var(--s-text-secondary);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.ln-progress{flex:1;gap:8px;min-width:0;max-width:640px;margin:0 auto;display:flex}.ln-progress+.ln-voice{margin-left:0}.ln-progress span{border-radius:var(--r-full);background:var(--s-surface-elevated);border:var(--bw-default) solid var(--ink);height:10px;transition:background var(--mo-celebrate);flex:1}.ln-progress span.on{background:var(--lc)}.ln-side{text-align:center;align-items:center;gap:var(--sp-2);min-width:0;padding:var(--sp-2) var(--sp-6) var(--sp-4);flex-direction:column;grid-area:side;animation:.35s ease-out both lnIn;display:flex}.ln-play{min-width:0;min-height:0;padding:0 var(--sp-6) var(--sp-4);flex-direction:column;grid-area:play;animation:.35s ease-out 50ms both lnFade;display:flex}.ln-title{font:var(--fw-extrabold) var(--fs-30)/var(--lh-tight) var(--font-display)}.ln-say{max-width:600px;min-height:3em;font:var(--fw-medium) var(--fs-18)/var(--lh-normal) var(--font-body);color:var(--s-text-primary);animation:.3s ease-out both lnIn}.ln-board{align-items:stretch;gap:var(--sp-2);width:100%;min-height:0;padding:var(--sp-4);background:var(--s-surface-card);border:var(--bw-default) solid var(--s-border-default);border-radius:var(--r-xl);box-shadow:var(--sh-pop-sm);flex-direction:column;flex:1;display:flex}.ln-blocks-box,.ln-line-box{flex:1;width:100%;min-height:0;display:flex;overflow:auto}.ln-blocks,.ln-line{flex:none;margin:auto;display:block;overflow:visible}.ln-actions{gap:var(--sp-2);flex-wrap:wrap;justify-content:center;align-items:center;min-height:56px;display:flex}.ln-win{border-radius:var(--r-full);background:var(--s-surface-elevated);border:var(--bw-default) solid var(--lc);font:var(--fw-semibold) var(--fs-18) var(--font-body);animation:lnPop .45s var(--mo-ease-pop) both;padding:8px 16px;display:inline-block}.ln-win b{color:var(--lc);font-family:var(--font-display);font-weight:var(--fw-extrabold)}.ln-foot{justify-content:space-between;gap:var(--sp-2);min-width:0;padding:var(--sp-4) var(--sp-6) max(var(--sp-4), env(safe-area-inset-bottom));background:var(--s-surface-page);border-top:var(--bw-default) solid var(--s-border-subtle);grid-area:foot;display:flex;position:sticky;bottom:0}.ln-next:disabled,.ln-go:disabled{opacity:.35;box-shadow:none}.ln-go:not(:disabled),.ln-next.ready{animation:lnPop .45s var(--mo-ease-pop) both}.ln-lesson:is([data-layout=side],[data-layout=compact],[data-layout=fold]){grid-template-columns:var(--side) minmax(0, 1fr);grid-template-rows:auto minmax(0,1fr) auto;grid-template-areas:"top play""side play""foot play";height:100dvh;min-height:0}.ln-lesson:is([data-layout=side],[data-layout=compact],[data-layout=fold]) .ln-side{overflow-y:auto}.ln-lesson:is([data-layout=side],[data-layout=compact],[data-layout=fold]) .ln-side>:first-child{margin-top:auto}.ln-lesson:is([data-layout=side],[data-layout=compact],[data-layout=fold]) .ln-side>:last-child{margin-bottom:auto}.ln-lesson:is([data-layout=side],[data-layout=compact],[data-layout=fold]) .ln-play{padding:var(--sp-4) var(--sp-4) var(--sp-4) 0}.ln-lesson:is([data-layout=side],[data-layout=compact],[data-layout=fold]) .ln-foot{border-top:none;position:static}.btn.ln-redo{width:52px;height:52px;min-width:var(--sz-touch-min);border-radius:50%;flex:none;place-items:center;padding:0;display:inline-grid}.btn.ln-redo svg{stroke-width:2.75px;width:24px;height:24px}.ln-side .btn.ln-redo{align-self:center}.ln-lesson[data-layout=compact] .btn.ln-redo{width:var(--sz-touch-min);height:var(--sz-touch-min)}.ln-lesson:is([data-layout=side],[data-layout=fold]) .ln-side{gap:var(--sp-4);padding-inline:var(--sp-6)}.ln-lesson:is([data-layout=side],[data-layout=fold]) .ln-goals{gap:var(--sp-2)}.ln-lesson:is([data-layout=side],[data-layout=fold]) .ln-side>:is(.btn,.ln-actions){margin-top:var(--sp-4)}.ln-lesson[data-layout=fold]{grid-template-columns:env(viewport-segment-width 0 0,50%) minmax(0, 1fr);column-gap:calc(env(viewport-segment-left 1 0,50%) - env(viewport-segment-right 0 0,50%))}.ln-lesson[data-layout=fold] .ln-play{padding-left:var(--sp-4)}.ln-lesson[data-layout=compact]{--side:236px}.ln-lesson[data-layout=compact] .ln-top{padding:var(--sp-2) var(--sp-2);gap:var(--sp-2)}.ln-lesson[data-layout=compact] .ln-side{padding:var(--sp-1) var(--sp-2);gap:var(--sp-2)}.ln-lesson[data-layout=compact] .ln-title{font-size:var(--fs-18)}.ln-lesson[data-layout=compact]:not([data-full]) .ln-side>.ln-title,.ln-lesson:is([data-layout=compact],[data-layout=narrow]) .ln-long{display:none}.ln-lesson[data-layout=compact] .ln-actions{gap:var(--sp-2);flex-wrap:nowrap}.ln-lesson[data-layout=compact] .ln-actions .btn{height:var(--sz-touch-min)}.ln-lesson[data-layout=compact] .ln-mission{padding:var(--sp-1) var(--sp-2);font-size:13px}.ln-lesson[data-layout=compact] .ln-say{font-size:var(--fs-18);line-height:1.4}.ln-lesson[data-layout=compact] .ln-foot .btn{height:var(--sz-touch-min)}.ln-lesson[data-layout=compact] .btn.lg{height:52px;font-size:var(--fs-18);padding:0 var(--sp-4)}.ln-lesson[data-layout=compact] .bodylg{font-size:15px}.ln-lesson[data-layout=compact] .ln-say{font-size:var(--fs-18);min-height:0}.ln-lesson[data-layout=compact] .ln-sum{font-size:26px}.ln-lesson[data-layout=compact] .ln-actions{min-height:48px}.ln-lesson[data-layout=compact] .ln-actions .btn{padding:0 var(--sp-4);font-size:var(--fs-16)}.ln-lesson[data-layout=compact] .ln-foot{padding:8px 8px max(8px, env(safe-area-inset-bottom))}.ln-lesson[data-layout=compact] .ln-foot .btn{padding:0 var(--sp-4)}.ln-lesson[data-layout=compact] .ln-play{padding:var(--sp-2) var(--sp-2) var(--sp-2) 0}.ln-lesson[data-layout=compact] .ln-board{border-radius:var(--r-lg);padding:8px}.ln-lesson[data-layout=compact] .ln-chip b{font-size:var(--fs-16)}.ln-lesson[data-layout=compact] .ln-total{font-size:var(--fs-22)}.ln-lesson:is([data-layout=compact],[data-layout=narrow],[data-layout=side],[data-layout=fold]) .ln-voice span{display:none}.ln-lesson:is([data-layout=compact],[data-layout=narrow],[data-layout=side],[data-layout=fold]) .ln-voice{width:var(--sz-touch-min);padding:0}@media (max-height:640px){.ln-lesson:is([data-layout=side],[data-layout=fold]) .ln-title{font-size:var(--fs-22)}.ln-lesson:is([data-layout=side],[data-layout=fold]) .ln-say{font-size:var(--fs-18);min-height:0}.ln-lesson:is([data-layout=side],[data-layout=fold]) .ln-long{display:none}.ln-lesson:is([data-layout=side],[data-layout=fold]) .ln-actions{gap:var(--sp-2);flex-wrap:nowrap}.ln-lesson:is([data-layout=side],[data-layout=fold]) .ln-sum{font-size:32px}}@media (min-height:641px){.ln-lesson:is([data-layout=side],[data-layout=stacked],[data-layout=fold]) .ln-readout{gap:var(--sp-2)}.ln-lesson:is([data-layout=side],[data-layout=stacked],[data-layout=fold]) .ln-chip{font-size:var(--fs-22);padding:8px 16px}.ln-lesson:is([data-layout=side],[data-layout=stacked],[data-layout=fold]) .ln-chip 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both;display:inline-flex}.ln-mode span{font-size:var(--fs-22);line-height:1}.ln-mode[data-mode=welcome]{background:var(--sand-300)}.ln-mode[data-mode=warmup]{background:var(--amber-400)}.ln-mode[data-mode=watch]{background:var(--blue-400)}.ln-mode[data-mode=together]{background:var(--teal-400)}.ln-mode[data-mode=own]{background:var(--purple-400)}.ln-mode[data-mode=check]{background:var(--green-400)}.ln-mode[data-mode=reflect]{background:var(--pink-400)}.ln-lesson[data-layout=compact] .ln-mode{padding:var(--sp-1) var(--sp-4);font-size:var(--fs-14)}.ln-lesson[data-layout=compact] .ln-mode span{font-size:var(--fs-16)}.ln-centre{justify-content:center;gap:var(--sp-4);max-width:640px;padding-block:var(--sp-6);margin:0 auto}.ln-title-big{font-size:40px}.ln-centre .ln-goals{gap:var(--sp-2);max-width:520px}.ln-centre .ln-goals li{padding:var(--sp-2) var(--sp-4);font-size:var(--fs-18)}.ln-centre .btn.lg{margin-top:var(--sp-2)}.ln-welcome-end{margin-top:var(--sp-2);font:var(--fw-semibold) var(--fs-18) var(--font-body);color:var(--s-text-primary);border-radius:6px;padding:4px 8px;transition:background-color .15s,color .15s,box-shadow .15s}.ln-lesson[data-layout=compact] .ln-welcome-end{font-size:var(--fs-14);margin-top:0}.ln-lesson[data-layout=narrow] .ln-title-big{font-size:var(--fs-30)}.ln-lesson[data-layout=compact] .ln-centre{gap:var(--sp-2);max-width:none;padding-block:var(--sp-2)}.ln-lesson[data-layout=compact] .ln-centre .ln-tag{display:none}.ln-lesson[data-layout=compact] .ln-title-big{font-size:var(--fs-22)}.ln-lesson[data-layout=compact] .ln-centre .bodylg{font-size:15px}.ln-lesson[data-layout=compact] .ln-centre .ln-goals{gap:var(--sp-2);flex-direction:row;max-width:none}.ln-lesson[data-layout=compact] .ln-centre .ln-goals li{padding:var(--sp-2) var(--sp-2);font-size:var(--fs-14);flex:1}.ln-lesson[data-layout=compact] .ln-centre .btn.lg{margin-top:var(--sp-1);height:52px}.ln-lesson[data-layout=compact] .ln-burst{display:none}.ln-lesson:not([data-layout=narrow])[data-scene=think-back] .ln-centre{max-width:920px}.ln-lesson:not([data-layout=narrow])[data-scene=think-back] .ln-goals{flex-direction:row;max-width:none}.ln-lesson:not([data-layout=narrow])[data-scene=think-back] .ln-goals li{flex:1;align-items:flex-start}.ln-lesson[data-scene=think-back] .ln-burst{font-size:34px}.ln-lesson[data-scene=think-back] .ln-centre{text-align:center;padding-block:var(--sp-4) max(var(--sp-10), 10dvh);justify-content:center;align-items:center;margin-block:auto}.ln-lesson[data-scene=think-back] .ln-centre .btn-row{justify-content:center}.ln-lesson[data-layout=compact] .ln-centre .btn-row{gap:var(--sp-2)}.ln-lesson[data-layout=compact] .ln-centre .btn-row .btn{height:var(--sz-touch-min);min-width:0;padding:0 var(--sp-4);font-size:var(--fs-16)}.ln-lesson[data-layout=compact] .ln-faces{gap:var(--sp-2)}.ln-lesson[data-layout=compact] .ln-faces .ln-face{flex-direction:row;min-width:96px;min-height:56px}.ln-lesson[data-layout=compact] .ln-faces .ln-face span{font-size:26px}.ln-watch{gap:var(--sp-2);flex-wrap:wrap;justify-content:center;display:flex}.ln-watch-btn{height:var(--sz-touch-min);padding:0 var(--sp-4);font-size:var(--fs-16)}.ln-watch-btn svg{width:18px;height:18px}.ln-lesson[data-paused] :is(.ln-actions,.ln-options,.ln-answer,.ln-tools),.ln-lesson[data-paused] :is(.ws button,.ln-decide){pointer-events:none;opacity:.4}.ln-choice{min-width:88px;min-height:52px;font-size:var(--fs-18);white-space:normal;overflow-wrap:break-word;max-width:100%}.ln-choice.good{background:var(--green-400);color:var(--ink);border-color:var(--ink);animation:lnPop .45s var(--mo-ease-pop)}.ln-choice.bad{border-color:var(--red-400);color:var(--red-400);animation:lnShake var(--mo-celebrate) ease}.ln-choice:disabled,.ln-choice[aria-disabled=true]{opacity:.55}.ln-choice.good:disabled,.ln-choice.bad:disabled,.ln-choice.good[aria-disabled=true],.ln-choice.bad[aria-disabled=true]{opacity:1}.ln-choice.bump,.ln-option.bump,.numpad-key.bump{animation:.3s lnShake}.ln-lesson[data-layout=compact] .ln-choice{min-width:60px;min-height:48px}.ln-add{min-width:104px;height:64px;font-size:28px}.ln-tools .btn{padding:0 var(--sp-4);font-size:var(--fs-16)}.ln-lesson:is([data-layout=compact],[data-layout=narrow]) .ln-tools{flex-wrap:wrap}.ln-lesson[data-layout=compact] .ln-tools .btn{font-size:var(--fs-14);padding:0 8px}.ln-lesson[data-layout=compact] .ln-tools .ln-again{min-width:var(--sz-touch-min);padding:0}.ln-lesson[data-layout=compact]:is([data-scene^=on-your-own],[data-scene^=sum-],[data-scene^=second-try-]) .ln-side>.ln-tag:not(.ln-level){display:none}.ln-answer{align-items:center;gap:var(--sp-3);flex-direction:column;display:flex}.ln-answer-sum{align-items:center;gap:var(--sp-3);font:var(--fw-extrabold) var(--fs-30) var(--font-display);display:flex}.ln-answer-sum[data-shake]{animation:lnShake var(--mo-celebrate) ease}.ln-answer-box{width:calc(var(--n,2) * .72em + .9em);border-radius:var(--r-md);background:var(--s-surface-elevated);border:var(--bw-heavy) solid var(--lc);height:1.5em;color:var(--gold-400);place-items:center;display:inline-grid}.ln-answer-box.free{width:auto;min-width:1.62em;padding:0 .45em}.ln-answer-box.ok{border-color:var(--ink);color:var(--green-600);animation:lnPop .4s var(--mo-ease-pop);background:#e3f9ea}.ln-answer-tick{color:var(--green-400);animation:lnPop .45s var(--mo-ease-pop) both;font-size:1.1em}.is-muted{opacity:.35;pointer-events:none;box-shadow:none}.ln-face:disabled{opacity:.35;cursor:default;transform:none}.ln-big-sum{font:var(--fw-extrabold) clamp(40px, 7vw, 96px)/1 var(--font-display);margin:auto}.ln-own-play{gap:var(--sp-4);flex:1;align-items:stretch;min-height:0;display:flex}.ln-own-play>.ln-board,.ln-own-play>.ln-big-sum{flex:1;min-width:0}.ln-own-play>.ln-big-sum{place-items:center;display:grid}.ln-own-play>.ln-answer{flex:none;justify-content:center;width:280px}.ln-answer .numpad-key{height:max(48px,min(64px,9dvh))}.ln-lesson[data-layout=compact] .ln-own-play>.ln-answer{gap:var(--sp-2);width:184px}.ln-lesson[data-layout=compact] .ln-answer .numpad{gap:var(--sp-2)}.ln-lesson[data-layout=compact] .ln-answer .numpad-key{border-radius:var(--r-md);height:48px;font-size:26px}.ln-lesson[data-layout=compact] .ln-answer-sum{font-size:var(--fs-22)}.ln-lesson[data-layout=narrow] .ln-own-play{flex-direction:column}.ln-lesson:is([data-layout=stacked],[data-layout=fold-flat],[data-layout=side],[data-layout=fold]) .ln-own-play[data-board=wide]{gap:var(--sp-3);flex-direction:column}.ln-lesson:is([data-layout=stacked],[data-layout=fold-flat],[data-layout=side],[data-layout=fold]) .ln-own-play[data-board=wide]>.ln-board{flex:1 1 0;min-height:220px}.ln-lesson:is([data-layout=stacked],[data-layout=fold-flat],[data-layout=side],[data-layout=fold]) .ln-own-play[data-board=wide]>.ln-answer{align-items:center;gap:var(--sp-4);grid-template-columns:1fr minmax(0,300px) 1fr;grid-template-areas:"sum pad done";width:100%;display:grid}.ln-lesson:is([data-layout=stacked],[data-layout=fold-flat],[data-layout=side],[data-layout=fold]) .ln-own-play[data-board=wide] .numpad{gap:10px}.ln-lesson:is([data-layout=stacked],[data-layout=fold-flat],[data-layout=side],[data-layout=fold]) .ln-own-play[data-board=wide] .numpad-key{height:max(48px,min(56px,6dvh))}.ln-lesson:is([data-layout=stacked],[data-layout=fold-flat],[data-layout=side],[data-layout=fold]) .ln-own-play[data-board=wide] .ln-done{margin-top:0}.ln-own-play[data-board=wide]>.ln-answer>.ln-answer-sum{grid-area:sum;justify-self:end}.ln-own-play[data-board=wide]>.ln-answer>.numpad{grid-area:pad}.ln-own-play[data-board=wide]>.ln-answer>.ln-done{grid-area:done;justify-self:start}.ln-own-play[data-board=wide]>.ln-answer>.ln-rule-signs{grid-area:sum;justify-self:end}.ln-rule-signs{align-items:center;gap:var(--sp-3);flex-direction:column;display:flex}.ln-rule-sign-row{gap:var(--sp-2);display:flex}.ln-rule-sign{width:56px;height:56px;font:var(--fw-extrabold) var(--fs-30)/1 var(--font-display);background:var(--s-surface-elevated);color:var(--la);border-color:var(--la);padding:0}.ln-rule-sign.on{background:var(--la);color:var(--ink);border-color:var(--ink)}.ln-rule-box{color:var(--la);border-color:var(--la);min-width:2.4em}.ln-rule-box.ok{color:var(--orange-600)}.ln-lesson[data-layout=narrow] .ln-own-play>.ln-answer{width:100%}.ln-lesson[data-layout=narrow] .ln-own-play>.ln-big-sum{min-height:120px}.ln-replay{gap:var(--sp-2)}.ln-q-play{align-items:center;gap:var(--sp-4);flex-direction:column;width:100%;margin:auto;display:flex}.ln-worked{padding:var(--sp-3) var(--sp-6) var(--sp-4);border-radius:var(--r-lg);background:var(--s-surface-card);border:var(--bw-heavy) solid var(--s-border-default);align-items:center;gap:var(--sp-2);flex-direction:column;margin:0;display:flex}.ln-worked .ln-cols{--cw:clamp(40px, 7dvh, 60px)}.ln-cols-blank{border-radius:var(--r-sm);border:var(--bw-heavy) dashed var(--s-border-default);width:82%;height:88%}.ln-worked-steps{justify-content:center;align-items:center;gap:var(--sp-3);flex-wrap:wrap;display:flex}.ln-worked-then{font:var(--fw-bold) var(--fs-16) var(--font-body);color:var(--s-text-secondary)}.ln-worked-steps .ln-worked .ln-cols{--cw:clamp(34px, 5.5dvh, 50px)}.ln-duo{gap:var(--sp-3);flex:1;align-items:center;min-height:0;display:flex}.ln-duo[data-dir=col]{flex-direction:column;align-items:stretch}.ln-duo>.ln-blocks-box{flex:1;align-self:stretch;min-width:0;min-height:0}.ln-duo>.ln-cols,.ln-duo>.ln-div{flex:none;align-self:center}.ln-duo[data-dir=col][data-crowded]>.ln-cols{--cw:clamp(34px, 5.6dvh, 52px)}.ln-duo[data-dir=col][data-crowded]>.ln-blocks-box{min-height:40%}.ln-lesson[data-layout=narrow] .ln-duo{flex:none}.ln-replay .ln-duo{min-height:220px}.ln-cols{--cw:clamp(34px, 6.5dvh, 60px);grid-template-columns:repeat(var(--n), var(--cw));font:var(--fw-extrabold) calc(var(--cw) * .78)/1 var(--font-display);color:var(--s-text-primary);justify-content:center;display:grid}.ln-lesson:is([data-layout=compact],[data-layout=narrow]) .ln-cols{--cw:38px}.ln-cols-cell{height:var(--cw);place-items:center;display:grid}.ln-cols-cell.hot{background:var(--gold-100)}.ln-cols-name{height:calc(var(--cw) * .7);font:var(--fw-bold) calc(var(--cw) * .36) var(--font-body);color:var(--s-text-secondary);border-radius:var(--r-md) var(--r-md) 0 0}.ln-cols-name.hot{color:var(--indigo-950)}.ln-cols-above{height:calc(var(--cw) * .72);justify-content:center;align-items:center;gap:5px;display:flex}.ln-cols-small{border-radius:var(--r-sm);min-width:1.1em;font-size:calc(var(--cw) * .45);background:var(--lcur);color:var(--ink);animation:lnPop var(--mo-celebrate) var(--mo-ease-pop) both;place-items:center;padding:0 .12em;display:inline-grid}.ln-cols-small.carry{border-radius:var(--r-sm);min-width:1.1em;font-size:calc(var(--cw) * .55);background:var(--lk);color:var(--ink);place-items:center;padding:0 .12em;display:inline-grid}.ln-cols-added,.ln-cols-cur{border-radius:var(--r-sm);background:var(--la);min-width:.9em;color:var(--ink);place-items:center;padding:0 .08em;display:inline-grid}.ln-cols-cur{background:var(--lcur)}:is(.ln-cols,.ln-div) .struck{--x:var(--orange-700);color:color-mix(in srgb, currentColor 55%, transparent);background-image:linear-gradient(to top right, transparent calc(50% - 1.5px), var(--x) calc(50% - 1.5px), var(--x) calc(50% + 1.5px), transparent calc(50% + 1.5px)), linear-gradient(to bottom right, transparent calc(50% - 1.5px), var(--x) calc(50% - 1.5px), var(--x) calc(50% + 1.5px), transparent calc(50% + 1.5px)), linear-gradient(color-mix(in srgb, var(--s-surface-card) 50%, transparent), color-mix(in srgb, var(--s-surface-card) 50%, transparent))}.ln-cols-small.struck{font-size:calc(var(--cw) * .32)}.ln-cols-digit.hot,.ln-cols-op{color:var(--s-text-primary)}.ln-cols-digit.hot{color:var(--indigo-950)}.ln-cols-op{color:var(--s-text-muted)}.ln-cols-rule{border-top:4px solid var(--s-text-muted);height:0;margin:var(--sp-1) 0;border-radius:2px;grid-column:1/-1}.ln-cols-ans{border-radius:0 0 var(--r-md) var(--r-md)}.ln-cols-got{color:var(--gold-400);animation:lnPop .45s var(--mo-ease-pop) both}.ln-cols-ans.hot .ln-cols-got{color:var(--indigo-950)}.ln-cols-board{justify-content:center;align-items:center}.ln-cols[data-entry]{--cw:clamp(50px, 7dvh, 66px)}.ln-lesson:is([data-layout=compact],[data-layout=narrow]) .ln-cols[data-entry]{--cw:48px}.ln-cols[data-entry] .ln-cols-ans{height:calc(var(--cw) + 6px)}.ln-cols-box{width:calc(var(--cw) - 4px);height:calc(var(--cw) - 2px);min-width:var(--sz-touch-min);min-height:var(--sz-touch-min);border-radius:var(--r-md);background:var(--s-surface-elevated);border:var(--bw-heavy) solid var(--s-border-default);color:var(--gold-400);font:inherit;cursor:pointer;place-items:center;padding:0;display:grid}.ln-cols-box.on{border-color:var(--gold-400);box-shadow:0 0 0 3px var(--gold-400)}.ln-cols[data-entry] .ln-cols-above{height:calc(var(--cw) * .95)}.ln-cols-above,.ln-cols-name{position:relative}.ln-callout{z-index:3;background:var(--paper);width:max-content;max-width:min(220px,60vw);color:var(--ink);border:var(--bw-heavy) solid var(--ink);box-shadow:4px 4px 0 var(--ink);font:var(--fw-bold) 15px/1.25 var(--font-body,inherit);text-align:left;pointer-events:none;animation:lnCalloutIn .35s var(--mo-ease-pop) both, lnCalloutBob 1.6s ease-in-out .35s infinite;border-radius:14px;align-items:center;gap:8px;padding:8px 16px;display:flex;position:absolute;bottom:calc(100% + 12px);left:50%;transform:translate(-50%)}.ln-callout:after,.ln-callout:before{content:"";border:solid #0000;position:absolute;left:50%;transform:translate(-50%)}.ln-callout:after{border-width:10px;border-top-color:var(--ink);top:100%}.ln-callout:before{border-width:7px;border-top-color:var(--paper);z-index:1;top:calc(100% - 4px)}.ln-callout-hand{font-size:17px}@keyframes lnCalloutIn{0%{opacity:0;transform:translate(-50%,6px)scale(.9)}to{opacity:1;transform:translate(-50%)}}@keyframes lnCalloutBob{0%,to{transform:translate(-50%)}50%{transform:translate(-50%,-4px)}}.ln-callout:has(.ln-callout-x){padding-right:16px}.ln-cols-above>.ln-callout[data-where=above]{bottom:calc(50% + 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.ln-callout-x{pointer-events:auto}.ln-cols-carrybox{min-width:var(--sz-touch-min);min-height:var(--sz-touch-min);width:calc(var(--cw) * .8);height:calc(var(--cw) * .8);border-radius:var(--r-md);background:var(--lk);border:var(--bw-heavy) solid var(--ink);color:var(--ink);font:var(--fw-extrabold) calc(var(--cw) * .5) var(--font-display);cursor:pointer;animation:lnPop var(--mo-celebrate) var(--mo-ease-pop) both;place-items:center;padding:0;display:grid}.ln-cols-carrybox.on{box-shadow:0 0 0 3px var(--gold-400)}.ln-cols-carrybox{position:relative}.ln-cols-tick{z-index:1;color:var(--green-400);-webkit-text-stroke:1px var(--ink);paint-order:stroke fill;animation:lnPop .35s var(--mo-ease-pop) both;font-size:.62em;font-weight:900;line-height:1;position:absolute;top:-.6em;right:-.05em}.ln-cols-was{background-color:var(--lcur);color:var(--ink);border:1.5px solid var(--ink);border-radius:4px;padding:0 .22em;font-size:.78em;line-height:1.2;position:absolute;top:-.75em;left:-.5em}.ln-cols-carrybox.rename{background:var(--lcur);font-size:calc(var(--cw) * .42);min-width:max(44px, calc(var(--cw) * .9))}.ln-cols-carrybox[data-shake]{animation:lnShake var(--mo-celebrate) ease}.ln-cols-carrybox:disabled{cursor:default;opacity:1}.ln-cols-box.bad,.ln-cols-carrybox.bad{border-color:var(--red-400);box-shadow:0 0 0 3px var(--red-400);color:var(--red-400)}.ln-cols-carrybox.bad{background:var(--s-surface-elevated)}.ln-level{font-weight:var(--fw-bold)}.ln-level span[aria-hidden]{letter-spacing:1px}.ln-cols-box:focus-visible{outline:var(--bw-heavy) solid var(--s-text-primary);outline-offset:2px}.ln-cols-ans[data-shake] .ln-cols-box{animation:lnShake var(--mo-celebrate) ease}.ln-div{--cw:clamp(48px, 7dvh, 64px);grid-template-columns:repeat(var(--n), var(--cw));font:var(--fw-extrabold) calc(var(--cw) * .62)/1 var(--font-display);color:var(--s-text-primary);display:grid}.ln-worked .ln-div{--cw:clamp(40px, 7dvh, 60px)}.ln-lesson:is([data-layout=compact],[data-layout=narrow]) .ln-div{--cw:44px}.ln-div-cell{height:var(--cw);place-items:center;display:grid;position:relative}.ln-div-ans{height:var(--cw)}.ln-div-got{color:var(--gold-400);animation:lnPop .45s var(--mo-ease-pop) both}.ln-div-ans.hot .ln-div-got{color:var(--indigo-950)}.ln-div-remcell{justify-content:center;align-items:center;gap:.12em;display:flex}.ln-div-r{font-size:calc(var(--cw) * .4);font-weight:var(--fw-bold);color:var(--s-text-secondary)}.ln-div-d{border-top:4px solid var(--s-text-muted)}.ln-div-d.first{border-left:4px solid var(--s-text-muted);border-top-left-radius:6px}.ln-div-d.hot{background:var(--gold-100);box-shadow:inset 0 -4px 0 var(--s-text-primary)}.ln-div-ans.hot{background:var(--gold-100);border-radius:var(--r-md) var(--r-md) 0 0}.ln-div-small{border-radius:var(--r-sm);font-size:calc(var(--cw) * .42);background:var(--lcur);color:var(--ink);animation:lnPop var(--mo-celebrate) var(--mo-ease-pop) both;place-items:center;padding:0 .06em;display:inline-grid;position:absolute;bottom:.06em;left:0;transform:translate(-50%)}.ln-div-box{min-width:var(--sz-touch-min);min-height:var(--sz-touch-min);width:calc(var(--cw) * .8);height:calc(var(--cw) * .8);border-radius:var(--r-md);background:var(--s-surface-elevated);border:var(--bw-heavy) solid var(--s-border-default);color:var(--gold-400);font:var(--fw-extrabold) calc(var(--cw) * .5) var(--font-display);cursor:pointer;place-items:center;padding:0;display:grid}.ln-div-box.on{border-color:var(--gold-400);box-shadow:0 0 0 3px var(--gold-400)}.ln-div-box.bad,.ln-div-smallbox.bad{border-color:var(--red-400);box-shadow:0 0 0 3px var(--red-400);color:var(--red-400)}.ln-div-smallbox.bad{color:var(--red-900)}.ln-div-smallwrap{z-index:1;display:grid;position:absolute;top:88%;left:0;transform:translate(-50%)}.ln-div-smallbox{min-width:var(--sz-touch-min);min-height:var(--sz-touch-min);width:calc(var(--cw) * .72);height:calc(var(--cw) * .72);border-radius:var(--r-md);background:var(--lcur);border:var(--bw-heavy) solid var(--ink);color:var(--ink);font:var(--fw-extrabold) calc(var(--cw) * .42) var(--font-display);cursor:pointer;animation:lnPop var(--mo-celebrate) var(--mo-ease-pop) both;place-items:center;padding:0;display:grid;position:relative}.ln-div-smallbox.on{box-shadow:0 0 0 3px var(--gold-400)}.ln-div-smallbox .ln-cols-was{top:auto;bottom:-.75em}.ln-div-smallbox .ln-cols-tick{top:auto;bottom:-.6em}.ln-div-smallbox[data-shake]{animation:lnShake var(--mo-celebrate) ease}.ln-div-box:disabled,.ln-div-smallbox:disabled{cursor:default;opacity:1}.ln-div-ans[data-shake] .ln-div-box{animation:lnShake var(--mo-celebrate) ease}.ln-share-box{fill:var(--s-surface-card);stroke:var(--s-border-default);stroke-width:2.5px;stroke-dasharray:9 7}.ln-share-n{fill:var(--s-text-secondary);font-weight:var(--fw-bold)}g.lit .ln-share-box{stroke:var(--gold-400);stroke-dasharray:none;stroke-width:3.5px}g.lit .ln-share-n{fill:var(--gold-400)}.ln-answer-note{text-align:center;min-height:1.4em;font:var(--fw-semibold) var(--fs-16) var(--font-body);color:var(--s-text-secondary);margin:0}.ln-replay-say{text-align:center;font:var(--fw-semibold) var(--fs-16)/1.5 var(--font-body);color:var(--s-text-secondary)}.ln-sure{gap:var(--sp-4);flex-direction:column;align-items:center;display:flex}.modal-panel.ln-sure{background:var(--gold-100);color:var(--ink);border:var(--bw-heavy) solid var(--ink);box-shadow:var(--sh-pop)}.ln-sure .ln-face{background:var(--sky-050);color:var(--indigo-950);border-color:var(--indigo-300)}.ln-sure .ln-face.on{border-color:var(--gold-600);box-shadow:0 0 0 3px var(--gold-400)}.ln-sure-thanks{min-height:1.5em;font:var(--fw-semibold) var(--fs-16) var(--font-body);color:var(--s-focus-text-soft)}.ln-faces{gap:var(--sp-2);flex-wrap:wrap;justify-content:center;display:flex}.ln-face{border-radius:var(--r-lg);background:var(--s-surface-card);border:var(--bw-heavy) solid var(--s-border-default);min-width:112px;min-height:96px;color:var(--s-text-primary);font:var(--fw-bold) var(--fs-16) var(--font-body);box-shadow:var(--sh-pop-sm);transition:transform var(--mo-fast) var(--mo-ease-pop);flex-direction:column;justify-content:center;align-items:center;gap:8px;display:flex}.ln-face span{font-size:36px;line-height:1}.ln-face:hover{transform:translateY(-2px)}.ln-face.on{border-color:var(--gold-400);box-shadow:0 0 0 3px var(--gold-400)}.ln-w{transition:background-color var(--mo-fast) ease, color var(--mo-fast) ease;border-radius:7px;margin:0 -2px;padding:3px 2px}.ln-w.on{background:var(--gold-400);color:var(--ink)}.ln-k>.ln-w:first-child{margin-left:-.2em;padding-left:.2em}.ln-k>.ln-w:last-child{margin-right:-.2em;padding-right:.2em}.ln-k+.ln-w{margin-left:0;padding-left:0}.ln-k{color:var(--ink);font-weight:var(--fw-semibold);-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:6px;padding:0 .2em}.ln-k-b{background:var(--lcur)}.ln-k-o{background:var(--la)}.ln-k-g{background:var(--lk)}.ln-sum .ln-n-b{color:var(--lcur)}.ln-sum .ln-n-o{color:var(--la)}.ln-lesson[data-scene=loading]{grid-template:"top""side"minmax(0,1fr)/minmax(0,1fr);height:100dvh}.ln-lesson[data-scene=loading] .ln-top>:not(.ln-x){visibility:hidden}.ln-loader{justify-content:center;align-items:center;gap:var(--sp-2);padding:var(--sp-6);text-align:center;flex-direction:column;grid-row:2/-1;animation:.3s ease-out both lnFade;display:flex}.ln-loader-brand{width:56px;height:56px;margin-bottom:var(--sp-2);font-size:20px}.ln-loader-art{overflow:visible}.ln-loader-cube{fill:var(--lc);stroke:var(--ink);stroke-width:2px;transform-box:fill-box;animation:1.6s cubic-bezier(.3,1.25,.5,1) infinite both lnLoadCube}@keyframes lnLoadCube{0%{opacity:0;transform:translateY(-40px)}25%{opacity:1;transform:translateY(0)}60%{transform:translateX(calc(var(--k) * -5px));opacity:1}85%{transform:translateX(calc(var(--k) * -5px));opacity:1}to{transform:translateX(calc(var(--k) * -5px)) translateY(10px);opacity:0}}.ln-loader-title{font:var(--fw-extrabold) var(--fs-22)/var(--lh-tight) var(--font-display)}.ln-loader-sub{font:var(--fw-medium) var(--fs-16) var(--font-body);color:var(--s-text-secondary)}.ln-loader.ready .ln-loader-cube{animation:lnSettle .45s var(--mo-ease-pop) both;animation-delay:0s!important}@keyframes lnSettle{0%{opacity:0;transform:translateY(-20px)}to{transform:translateX(calc(var(--k) * -5px));opacity:1}}.ln-start-wrap{margin-top:var(--sp-6);place-items:center;display:grid;position:relative}.ln-start{min-width:280px;height:104px;padding:0 var(--sp-12);gap:var(--sp-4);font:var(--fw-extrabold) 44px/1 var(--font-display);border-radius:var(--r-xl);animation:lnStartIn .55s var(--mo-ease-pop) both;border-width:4px;transition:transform 90ms ease-out,box-shadow 90ms ease-out;box-shadow:0 8px #2b2b3ab3}.ln-start-play{fill:currentColor;flex:none;width:34px;height:34px}.ln-start:hover{transform:translateY(-3px)scale(1.03)}.ln-start:active{transform:translateY(6px)scale(.95);box-shadow:0 2px #2b2b3ab3}.ln-start:disabled{opacity:1;cursor:default}@keyframes lnStartIn{0%{opacity:0;transform:scale(.3)}70%{opacity:1;transform:scale(1.08)}to{transform:scale(1)}}.ln-loader.launching .ln-start{animation:.5s ease-in both lnStartPop}@keyframes lnStartPop{0%{transform:translateY(6px)scale(.95)}35%{opacity:1;transform:scale(1.18)}to{opacity:0;transform:scale(.2)}}.ln-start-bit{background:var(--lc);border:var(--bw-heavy) solid var(--ink);pointer-events:none;border-radius:6px;width:26px;height:26px;animation:.55s cubic-bezier(.2,.8,.3,1) both lnBit;position:absolute}@keyframes lnBit{0%{opacity:1;transform:translate(0)scale(.4)rotate(0)}to{transform:translate(var(--x), var(--y)) scale(1) rotate(var(--spin));opacity:0}}.ln-lesson[data-layout=compact] .ln-loader{gap:var(--sp-2);padding:var(--sp-2)}.ln-lesson[data-layout=compact] .ln-loader-brand{display:none}.ln-lesson[data-layout=compact] .ln-start-wrap{margin-top:var(--sp-2)}.ln-lesson[data-layout=compact] .ln-start{min-width:220px;height:80px;font-size:36px}.ln-lesson[data-layout=compact] .ln-start-play{width:28px;height:28px}.ln-loader.launching :is(.ln-loader-art,.ln-loader-title,.ln-loader-brand){animation:.45s ease-in both lnFadeOut}@keyframes lnFadeOut{to{opacity:0;transform:scale(.96)}}.ln-turn{justify-content:center;align-items:center;gap:var(--sp-3);padding:var(--sp-4) var(--sp-6) var(--sp-8);text-align:center;flex-direction:column;grid-row:2/-1;animation:.35s ease-out both lnIn;display:flex}.ln-turn-phone svg{animation:2.4s ease-in-out infinite lnTurn;display:block}.ln-turn-body{fill:var(--s-surface-card);stroke:var(--gold-400);stroke-width:5px}.ln-turn-screen{fill:var(--s-surface-elevated)}.ln-turn-rod{fill:var(--lc)}.ln-turn-title{font:var(--fw-extrabold) var(--fs-30)/var(--lh-tight) var(--font-display)}.ln-turn-tip{max-width:320px;font:var(--fw-medium) var(--fs-14)/1.5 var(--font-body);color:var(--s-text-muted)}@keyframes lnTurn{0%,25%{transform:rotate(0)}50%,85%{transform:rotate(-90deg)}to{transform:rotate(0)}}.ln-zone{font:var(--fw-bold) 15px var(--font-body);fill:var(--s-text-secondary)}.ln-divide{stroke:var(--s-border-subtle);stroke-width:2px;stroke-dasharray:6 6}.ln-floor,.ln-axis{stroke:var(--s-border-default);stroke-width:3px;stroke-linecap:round}.ln-b{transition:transform .55s cubic-bezier(.3,1.25,.5,1),opacity .45s}.ln-flat,.ln-rod,.ln-cube{fill:var(--lcur);stroke:var(--s-text-primary);stroke-width:2px}.ln-lesson{--lcur:var(--blue-400);--la:var(--orange-400);--lk:var(--teal-400)}.ln-b.added :is(.ln-flat,.ln-rod,.ln-cube){fill:var(--la)}.ln-b.carried :is(.ln-flat,.ln-rod,.ln-cube){fill:var(--lk)}.ln-b.hot .ln-rod{fill:var(--gold-400)}.ln-cube{transform-box:fill-box;transform-origin:50%;transition:transform var(--mo-base) var(--mo-ease-pop), fill var(--mo-base)}.ln-b.hot .ln-cube{fill:var(--gold-400);transform:scale(1.35)}.ln-seam{stroke:var(--ink);stroke-opacity:.4;stroke-width:1.5px}.ln-hit{fill:#0000}.ln-ring{fill:none;stroke:var(--gold-400);stroke-width:3px;opacity:0}.ln-split{margin:var(--sp-2) 0 0;justify-content:center;gap:var(--sp-2) var(--sp-5);font:var(--fw-extrabold) var(--fs-22)/1.3 var(--font-display);color:var(--s-text-primary);flex-wrap:wrap;padding:0;list-style:none;display:flex}.ln-split li{animation:lnPop .35s var(--mo-ease-pop) both}.ln-split li:last-child:nth-child(4){text-align:center;color:var(--gold-400);flex-basis:100%}.ln-b.tap{cursor:pointer}.ln-b.rod.tap .ln-ring,.ln-b.glow .ln-ring{animation:1.4s ease-in-out infinite lnBlink}.ln-board[data-taps=choice] .ln-b.tap .ln-ring{animation:none}.ln-b.tap:hover .ln-cube,.ln-b.tap:hover .ln-rod{fill:var(--gold-400)}.ln-b>g[data-shake]{animation:lnShake var(--mo-celebrate) ease}.ln-b.bad .ln-cube,.ln-b.bad .ln-rod{fill:var(--red-400)}.ln-b.bad .ln-ring{stroke:var(--red-400);opacity:1;animation:none}.ln-ghost{fill:none;stroke:var(--red-400);stroke-width:2px;stroke-dasharray:4 3;animation:1.2s ease-in-out infinite lnBlink}.ln-chart{flex:none;margin:auto;display:block;overflow:visible}.ln-chart-stack{flex-direction:column;align-items:center;margin:auto;display:flex}.ln-board-pill-row{justify-content:center;align-items:flex-start;height:136px;display:flex}.ln-chart-stack>.ln-chart{margin:0}.ln-board-pill{white-space:nowrap;padding:var(--sp-2) var(--sp-6);border-radius:var(--r-full);border:var(--c-ws-stroke-holder) solid var(--c-ws-ink);box-shadow:var(--c-ws-pill-shadow);color:var(--c-ws-ink);font-family:var(--font-display);font-weight:var(--fw-extrabold);animation:lnPop .35s var(--mo-ease-pop) both;align-items:center;line-height:1.15;display:inline-flex}.ln-board-pill.said{background:var(--c-ws-pill-said)}.ln-board-task{flex:none;justify-content:center;align-items:flex-start;min-height:48px;padding-bottom:8px;display:flex}.ln-board-pill.op{background:var(--c-ws-pill-op)}@media (prefers-reduced-motion:reduce){.ln-board-pill{animation:none}}.ln-chart-col.aim .ln-chart-cell{stroke:var(--orange-400);stroke-width:3px}.ln-chart-under{fill:var(--s-text-primary);font-family:var(--font-display);font-weight:var(--fw-extrabold);transform-box:fill-box;transform-origin:50%;animation:lnPop .35s var(--mo-ease-pop) both}@media (prefers-reduced-motion:reduce){.ln-chart-under{animation:none}}.ln-chart-trayname{fill:var(--s-text-secondary);font:var(--fw-bold) var(--fs-14) var(--font-body);letter-spacing:.04em}.ln-chart-name{fill:var(--s-text-secondary);font-weight:var(--fw-bold);font-family:var(--font-body)}.ln-chart-cell{fill:var(--s-surface-elevated);stroke:var(--s-border-default);stroke-width:2px}.ln-chart-col.glow .ln-ring,.ln-chart-chip.tap .ln-ring{animation:1.4s ease-in-out infinite lnBlink}.ln-chart-col>g[data-shake]{animation:lnShake var(--mo-celebrate) ease}.ln-chart-col.bad .ln-chart-cell{stroke:var(--red-400)}.ln-chart-col.bad .ln-ring{stroke:var(--red-400);opacity:1;animation:none}.ln-chart-mark{transform-box:fill-box;transform-origin:50%;animation:lnPop .3s var(--mo-ease-pop) both}.ln-chart-mark rect{fill:var(--lk)}.ln-chart-mark text{fill:var(--ink);font-weight:var(--fw-extrabold);font-family:var(--font-display)}.ln-dchip{fill:var(--lcur);stroke:var(--s-text-primary);stroke-width:2px}.ln-dchip-d{fill:var(--ink);font-weight:var(--fw-extrabold);font-family:var(--font-display);transform-box:fill-box;transform-origin:50%;animation:lnPop .3s var(--mo-ease-pop) both}.ln-chart-chip.tap{cursor:pointer}.ln-chart-chip.tap:hover .ln-dchip,.ln-chart-chip.hot .ln-dchip,.ln-chart-chip.pick .ln-dchip{fill:var(--gold-400)}.ln-chart-chip.pick .ln-ring{opacity:1;animation:none}.ln-chart-chip.bad .ln-dchip{fill:var(--red-400)}.ln-chart-chip.bad .ln-ring{stroke:var(--red-400);opacity:1;animation:none}.ln-slidepad{gap:var(--sp-3);padding:var(--sp-2) 0;justify-content:center;display:flex}.ln-slidepad[data-shake]{animation:lnShake var(--mo-celebrate) ease}.btn.ln-slide{min-width:96px;height:56px;font-size:var(--fs-22)}.ln-slide:not(:disabled){animation:lnPop .35s var(--mo-ease-pop) both}.ln-wchart-ribbon{font:var(--fw-extrabold) var(--fs-18) var(--font-display);color:var(--gold-400)}.ln-wchart-grid{gap:var(--sp-1);grid-template-columns:repeat(6,1fr);display:grid}.ln-wchart-col{flex-direction:column;align-items:center;gap:2px;display:flex}.ln-wchart-name{min-height:2.1em;font:var(--fw-bold) var(--fs-14)/1.05 var(--font-body);color:var(--s-text-secondary);text-align:center;white-space:pre-line}.ln-wchart-mark{min-height:14px;padding:1px var(--sp-1);font:var(--fw-extrabold) 11px/1 var(--font-display);color:var(--ink);border-radius:4px}.ln-wchart-mark:not(:empty){background:var(--lk)}.ln-wchart-cell{border:var(--bw-default) solid var(--s-border-default);background:var(--s-surface-elevated);border-radius:7px;place-items:center;width:36px;height:40px;display:grid}.ln-wchart-chip{background:var(--lcur);border:1.5px solid var(--ink);width:27px;height:30px;color:var(--ink);font:var(--fw-extrabold) 17px var(--font-display);border-radius:5px;place-items:center;display:grid}.ln-wchart-col.hot .ln-wchart-cell{border-color:var(--gold-400);box-shadow:0 0 0 2px var(--gold-400)}.ln-wchart-col.hot .ln-wchart-name{color:var(--gold-400)}.ln-arr{flex:none;margin:auto;display:block;overflow:visible}.ln-arr-count{fill:var(--gold-400);font:var(--fw-extrabold) 24px var(--font-display)}.ln-arr-dot 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var(--font-body);color:var(--s-text-secondary)}.ln-facts{gap:var(--sp-2);flex-direction:column;align-items:center;display:flex}.ln-factcard{border-radius:var(--r-md);background:var(--s-surface-card);border:var(--bw-default) solid var(--s-border-default);box-shadow:var(--sh-pop-sm);font:var(--fw-extrabold) var(--fs-18) var(--font-display);color:var(--s-text-primary);animation:lnPop var(--mo-celebrate) var(--mo-ease-pop) both;padding:5px 14px}.ln-famcard{align-items:center;gap:var(--sp-2);padding:var(--sp-3) var(--sp-4);flex-direction:column;display:flex}.ln-famcard-top{font:var(--fw-extrabold) var(--fs-22) var(--font-display);color:var(--gold-400)}.ln-famcard-row{gap:var(--sp-2);display:flex}.ln-famcard-cell{min-width:34px;padding:2px var(--sp-2);text-align:center;border-radius:var(--r-sm);background:var(--s-surface-elevated);border:var(--bw-default) solid var(--s-border-default);font:var(--fw-extrabold) var(--fs-20) var(--font-display);color:var(--s-text-primary)}.ln-famcard-cell.blank{border-style:dashed;border-color:var(--s-text-secondary);min-height:30px}.ln-bal{flex-direction:column;align-items:center;height:100%;display:flex}.ln-bal-svg{flex:none;display:block;overflow:visible}.ln-bal-bar{justify-content:center;align-items:center;gap:var(--sp-3);margin:0 auto var(--sp-2);font:var(--fw-extrabold) var(--fs-22) var(--font-display);color:var(--s-text-primary);display:flex}.ln-bal-side{padding:3px var(--sp-3);border-radius:var(--r-md);background:var(--s-surface-elevated);border:var(--bw-default) solid var(--s-border-default)}.ln-bal-eq{color:var(--gold-400)}.ln-bal-tick{color:var(--gold-400);font-size:var(--fs-26);animation:lnPop .4s var(--mo-ease-pop)}.ln-bal-beamg{transition:transform .6s 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kodaFlapR{0%,12%{transform:rotate(0)}30%{transform:rotate(-38deg)}45%{transform:rotate(-20deg)}58%,to{transform:rotate(0)}}@keyframes kodaParty{0%{transform:translateY(0)scale(1)}12%{transform:translateY(0)scale(1.12,.86)}30%{transform:translateY(-18%)scale(.92,1.1)}45%{transform:translateY(-21%)scale(1)}62%{transform:translateY(0)scale(1.1,.88)}72%{transform:scale(.97,1.03)}80%,to{transform:none}}@keyframes kodaPumpL{0%{transform:rotate(-12deg)}to{transform:rotate(10deg)}}@keyframes kodaPumpR{0%{transform:rotate(12deg)}to{transform:rotate(-10deg)}}@keyframes kodaFall{0%{opacity:0;transform:translateY(-14px)rotate(0)}15%{opacity:1}to{opacity:0;transform:translateY(30px)rotate(200deg)}}@media (prefers-reduced-motion:reduce){.koda,.koda *{animation:none!important}}.koda-line{gap:var(--sp-3);align-items:flex-start;display:flex}.koda-line>.ln-say{flex:1;min-width:0}.ln-lesson[data-layout=narrow] .koda-line .koda,.ln-lesson[data-layout=stacked] .koda-line 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.numpad-key.del:active:not(:disabled):not([aria-disabled=true]){box-shadow:none}.ws-answer-row{align-items:center;gap:var(--sp-2);display:flex}.ws-done{min-height:var(--c-ws-half-tile)}.ws-tile{min-width:var(--ws-tile);height:var(--ws-tile);padding:0 var(--c-ws-tile-pad);border-radius:var(--c-ws-radius-tile);border:var(--c-ws-stroke-holder) solid var(--c-ws-ink);font:var(--fw-extrabold) var(--ws-digit)/1 var(--font-display);font-variant-numeric:tabular-nums;white-space:nowrap;animation:lnPop var(--c-ws-time-pop) var(--mo-ease-pop) both;place-items:center;display:inline-grid}.ws-tile[data-small]{min-width:calc(var(--ws-tile) * .7);height:calc(var(--ws-tile) * 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var(--c-ws-stroke-ring) var(--c-ws-wrong);animation:lnShake var(--c-ws-time-shake) ease}.ws-input{width:calc(var(--ws-digits,4) * .62 * var(--ws-digit) + 2 * var(--c-ws-tile-pad) + 6px);height:var(--ws-tile);border-radius:var(--c-ws-radius-tile);background:var(--c-ws-raised);border:var(--c-ws-stroke-holder) dashed var(--c-ws-label);color:var(--c-ws-num-found);font:var(--fw-extrabold) var(--ws-digit)/1 var(--font-display);font-variant-numeric:tabular-nums;place-items:center;display:inline-grid}.ws-input[data-state=right]{border:var(--c-ws-stroke-holder) solid var(--c-ws-num-found);animation:wsFlash var(--c-ws-time-flash) ease-out both;background:0 0}.ws-tick{color:var(--c-ws-right);font:var(--fw-extrabold) calc(var(--ws-label) * 1.5)/1 var(--font-display);animation:lnPop var(--c-ws-time-pop) var(--mo-ease-pop) both}@keyframes wsBreathe{0%,to{box-shadow:0 0 0 var(--c-ws-stroke-ring) var(--c-ws-focus)}50%{box-shadow:0 0 0 var(--c-ws-stroke-ring) var(--c-ws-focus), 0 0 0 10px color-mix(in 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var(--c-ws-time-pop) var(--mo-ease-pop) both;justify-content:center;align-items:center;display:inline-flex}.ws-sum{flex:none;justify-content:center;display:flex}.ws-fsum{place-items:center stretch;column-gap:var(--c-ws-gap-related);row-gap:var(--c-ws-gap-same);color:var(--c-ws-num-other);font:var(--fw-extrabold) var(--ws-alone)/1 var(--font-display);font-variant-numeric:tabular-nums;grid-template-columns:auto auto auto;grid-template-areas:"an eq bn""al eq bl""ad eq bd";display:inline-grid;position:relative}.ws-fsum [data-at=an]{grid-area:an}.ws-fsum [data-at=al]{grid-area:al}.ws-fsum [data-at=ad]{grid-area:ad}.ws-fsum [data-at=eq]{grid-area:eq}.ws-fsum [data-at=bn]{grid-area:bn}.ws-fsum [data-at=bl]{grid-area:bl}.ws-fsum [data-at=bd]{grid-area:bd}.ws-fsum[data-mix]{grid-template-columns:auto auto auto auto;grid-template-areas:"aw an eq bn""aw al eq bl""aw ad eq bd"}.ws-fsum [data-at=aw]{grid-area:aw}.ws-fsum-n{place-items:center;display:grid}.ws-fsum-line{height:var(--c-ws-stroke-line);border-radius:var(--c-ws-stroke-line);background:currentColor}.ws-fsum-eq{color:var(--c-ws-text)}.ws-fsum-tick{left:calc(100% + var(--c-ws-gap-same));position:absolute;top:50%;translate:0 -50%}.ws-fsum .ws-input{--ws-digit:var(--ws-alone);height:calc(var(--ws-alone) * 1.3)}.ws-choices{gap:var(--c-ws-gap-related);flex-direction:column;width:100%;max-width:none;display:flex}.ws[data-pad=under] .ws-choices{flex-direction:row;justify-content:center}.ws[data-pad=under] .ws-choices>*{flex:0 1 calc(var(--c-ws-half-tile) * 3)}.ws-choices>*{display:flex}.ws-choices .ws-choice{flex:1}.ws-choice-bump{animation:lnShake var(--c-ws-time-shake) ease}.ws-choices .ws-choice{min-height:calc(var(--c-ws-half-tile) * 1.8)}.ws-choices .ws-choice .ln-frac{font-size:var(--c-ws-half-digit)}.ws-work>.ws-choices{margin-bottom:calc(var(--ws-gap-part) - var(--c-ws-gap-related));flex-direction:row;justify-content:center}.ws-work>.ws-choices>*{flex:0 1 calc(var(--ws-tile) * 3)}.ws-board .ws-work>.ws-choices .ws-choice{min-height:calc(var(--ws-tile) * 1.8)}.ws-work>.ws-choices .ws-choice .ln-frac{font-size:var(--ws-digit)}.ws-order{justify-content:center;gap:var(--c-ws-gap-related);flex-wrap:wrap;display:flex}.ws-order[data-bump] .ws-choice{animation:lnShake var(--c-ws-time-shake) ease}.ws-order-item{align-items:center;gap:var(--c-ws-gap-same);flex-direction:column;display:flex}.ws-order-item .ws-choice{min-width:calc(var(--ws-tile) * 2.6);min-height:calc(var(--ws-tile) * 1.8)}.ws-order-n{font:var(--fw-bold) var(--ws-label)/1 var(--font-body);color:var(--c-ws-num-found);min-height:1em}.ws-check-order{align-items:center;gap:var(--c-ws-gap-same);flex-direction:column;display:inline-flex}.ws-pill-cmp .ln-frac{margin:0 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var(--font-display);place-items:center;padding:0;display:inline-grid;position:relative}.ws-mcoin{width:var(--ws-alone,var(--c-ws-half-alone));height:var(--ws-alone,var(--c-ws-half-alone));min-width:var(--sz-touch-min);min-height:var(--sz-touch-min);background:var(--c-ws-obj-coin-silver);border-radius:50%}.ws-mcoin[data-metal=gold]{background:var(--c-ws-obj-coin-gold)}.ws-mnote{width:calc(var(--ws-alone,var(--c-ws-half-alone)) * 1.75);height:calc(var(--ws-alone,var(--c-ws-half-alone)) * .85);min-width:calc(var(--sz-touch-min) * 1.5);min-height:var(--sz-touch-min);border-radius:var(--c-ws-radius-small)}.ws-mnote[data-v="5"]{background:var(--c-ws-obj-note-5)}.ws-mnote[data-v="10"]{background:var(--c-ws-obj-note-10)}.ws-mnote[data-v="20"]{background:var(--c-ws-obj-note-20)}.ws-mnote-stripe{inset:var(--c-ws-stroke-line) auto var(--c-ws-stroke-line) calc(100% - 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var(--c-ws-obj-line);border-radius:var(--c-ws-radius-small);touch-action:none;-webkit-user-select:none;user-select:none;grid-auto-flow:column;display:grid;position:relative;overflow:hidden}.ws-hs-grid[data-split="10"]{grid-template-rows:calc(var(--hs-cell) * 10)}.ws-hs-grid[data-tap]{cursor:pointer}.ws-hs-grid:focus-visible{outline:var(--c-ws-stroke-ring) solid var(--c-ws-focus);outline-offset:var(--c-ws-stroke-ring)}.ws-hs-cell{box-sizing:border-box;border-right:var(--c-ws-stroke-tick) solid var(--c-ws-obj-line);border-bottom:var(--c-ws-stroke-tick) solid var(--c-ws-obj-line);transition:background-color var(--c-ws-time-pop) var(--mo-ease-pop)}.ws-hs-grid[data-split="10"] .ws-hs-cell,.ws-hs-cell:nth-child(10n){border-bottom:0}.ws-hs-grid[data-split="10"] .ws-hs-cell:nth-child(10),.ws-hs-grid[data-split="100"] .ws-hs-cell:nth-child(n+91){border-right:0}.ws-hs-cell[data-on]{background:var(--c-ws-num-other)}.ws-hs-cell[data-ink-r]{border-right-color:var(--c-ws-ink)}.ws-hs-cell[data-ink-b]{border-bottom-color:var(--c-ws-ink)}.ws-hs-ring{box-sizing:border-box;border:var(--c-ws-stroke-ring) solid var(--c-ws-focus);border-radius:var(--c-ws-radius-small);pointer-events:none;animation:lnPop var(--c-ws-time-pop) var(--mo-ease-pop) both;position:absolute}.ws-hs-row{justify-content:center;align-items:center;gap:var(--c-ws-gap-related);display:flex}.ws-hs-n{min-width:calc(var(--ws-label) * 5.5);min-height:var(--ws-label);text-align:center;color:var(--c-ws-label);line-height:1;font:var(--fw-extrabold) var(--ws-label)/1 var(--font-display);font-variant-numeric:tabular-nums}.ws-hs-step{width:var(--c-ws-btn-action);height:var(--c-ws-btn-action);background:var(--c-ws-btn-face);color:var(--c-ws-ink);border:var(--c-ws-stroke-holder) solid var(--c-ws-ink);box-shadow:0 var(--hs-press) 0 var(--c-ws-btn-shadow);font:var(--fw-extrabold) var(--c-ws-full-small)/1 var(--font-display);cursor:pointer;transition:transform var(--mo-fast) ease, box-shadow var(--mo-fast) ease;border-radius:50%;place-items:center;padding:0;display:grid}.ws-hs-step:active{transform:translateY(var(--hs-press));box-shadow:0 var(--hs-press-shadow) 0 var(--c-ws-btn-shadow)}@media (prefers-reduced-motion:reduce){.ws-hs-box,.ws-hs-cell,.ws-hs-ring{transition:none!important;animation:none!important}}.ws-ms{justify-content:center;align-items:center;width:100%;height:100%;min-height:120px;display:flex}.ws-ms[data-frame=full]{--ws-label:var(--c-ws-full-label);--ws-small:var(--c-ws-full-small)}.ws-ms[data-frame=half],.ws-ms[data-still]:not([data-frame]){--ws-label:var(--c-ws-half-label);--ws-small:var(--c-ws-half-small)}.ws-ms svg{display:block}.ws-ms svg[data-tap]{cursor:pointer;touch-action:manipulation}.ws-ms[data-bump] svg{animation:lnShake var(--c-ws-time-shake) 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var(--font-display)}.ws-ms-lab[data-face]{fill:var(--c-ws-obj-face-ink)}.ws-ms-lab[data-lit]{fill:var(--c-ws-ink)}.ws-ms-labpill{fill:var(--c-ws-num-start)}.ws-ms-unit{fill:var(--c-ws-label);font:var(--fw-bold) var(--ws-label,var(--c-ws-half-label))/1 var(--font-display)}.ws-ms-unit[data-face]{fill:var(--c-ws-obj-face-ink)}.ws-ms-measure{fill:var(--c-ws-num-start)}.ws-ms-level{stroke:var(--c-ws-paper);stroke-width:var(--c-ws-stroke-holder);stroke-linecap:round}.ws-ms-guide{stroke:var(--c-ws-num-other);stroke-width:var(--c-ws-stroke-tick);stroke-dasharray:4 3}.ws-ms-pointer{fill:var(--c-ws-num-other)}.ws-ms-needle{stroke:var(--c-ws-obj-face-ink);stroke-width:var(--c-ws-stroke-holder);stroke-linecap:round}.ws-ms-needle-tip{fill:var(--c-ws-obj-face-ink)}.ws-ms-tag rect{fill:var(--c-ws-num-other)}.ws-ms-tag text{fill:var(--c-ws-ink);font:var(--fw-extrabold) var(--c-ws-half-label)/1 var(--font-display)}.ws-ms-found 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.ln-frac.ws-frac,.ws-pc-name[data-lit] .ws-pc-w{color:var(--c-ws-focus)}.ws-pc-w{font:var(--fw-extrabold) var(--ws-label)/1 var(--font-display)}.ws-pc-cell{border-radius:calc(var(--c-ws-radius-tile) + var(--c-ws-stroke-ring));place-items:center;display:grid}.ws-pc-cell[data-lit]>.ws-tile:not([data-state]){box-shadow:0 0 0 var(--c-ws-stroke-ring) var(--c-ws-focus)}.ws-pc-cell[data-hidden],.ws-pc-point[data-hidden]{visibility:hidden}.ws-pc-point{height:var(--ws-tile);color:var(--c-ws-text);font:var(--fw-extrabold) var(--ws-alone,var(--c-ws-half-alone))/1 var(--font-display);place-items:end center;display:grid}.ws-pc-point[data-lit]{color:var(--c-ws-focus)}.ws-fsum[data-dec]{grid-template-areas:"dec eq bn""dec eq bl""dec eq bd"}.ws-fsum [data-at=dec]{color:var(--c-ws-num-start);grid-area:dec}.ws-fsum[data-dbox]{grid-template-areas:"an eq bx""al eq bx""ad eq bx"}.ws-fsum [data-at=bx]{grid-area:bx}.ws-duo{justify-content:center;align-items:center;gap:var(--ws-gap-part);flex-wrap:wrap;display:flex}.ws-pc-blank{width:var(--ws-tile);height:var(--ws-tile);display:inline-block}.lx{--cell:24px;min-height:100dvh;color:var(--ink);font-family:var(--font-body), Lexend, sans-serif;background:linear-gradient(#b8842029 1px, transparent 1px) 0 0/100% var(--cell), linear-gradient(90deg, #b8842029 1px, transparent 1px) 0 0/var(--cell) 100%, var(--sand-200)}.lx-top{justify-content:space-between;align-items:center;gap:var(--sp-4);max-width:1040px;padding:var(--sp-4) clamp(16px, 4vw, 48px);margin:0 auto;display:flex}.lx-brand{align-items:center;gap:var(--sp-2);font:var(--fw-extrabold) var(--fs-22) var(--font-display);display:inline-flex}.lx-dot{border-radius:var(--r-sm);background:var(--gold-400);border:var(--bw-default) solid var(--ink);place-items:center;width:32px;height:32px;font-size:13px;display:grid}.lx-tag{font:var(--fw-semibold) var(--fs-14) var(--font-body);background:var(--ink);color:var(--white);border-radius:var(--r-sm);padding:0 var(--sp-2)}.lx-link{min-height:44px;font:var(--fw-semibold) var(--fs-14) var(--font-body);text-underline-offset:4px;color:var(--ink);align-items:center;text-decoration:underline;display:inline-flex}.lx-main{max-width:1040px;padding:var(--sp-8) clamp(16px, 4vw, 48px) var(--sp-16);margin:0 auto}.lx-eyebrow{font:var(--fw-semibold) var(--fs-14) var(--font-body);margin-bottom:var(--sp-2)}.lx-title{font:var(--fw-extrabold) clamp(32px, 4vw, 48px)/1.05 var(--font-display);letter-spacing:-.02em;margin-bottom:var(--sp-2)}.lx-sub{font:var(--fw-regular) var(--fs-18)/1.5 var(--font-body);max-width:56ch}.lx-soon{margin:var(--sp-6) 0 var(--sp-12);padding:var(--sp-4) var(--sp-6);background:var(--gold-400);border:var(--bw-heavy) solid var(--ink);border-radius:var(--r-md);box-shadow:0 4px 0 var(--ink);font:var(--fw-semibold) var(--fs-16)/1.5 var(--font-body);max-width:720px}.lx-part{margin-bottom:var(--sp-12)}.lx-part-title{font:var(--fw-extrabold) var(--fs-30)/1.15 var(--font-display);margin-bottom:var(--sp-4)}.lx-part-title span{font:var(--fw-semibold) var(--fs-14) var(--font-body);margin-bottom:var(--sp-1);display:block}.lx-cards{gap:var(--sp-4);grid-template-columns:repeat(2,minmax(0,1fr));padding:0;list-style:none;display:grid}.lx-card{gap:var(--sp-4);background:var(--white);border:var(--bw-heavy) solid var(--ink);border-radius:var(--r-md);padding:var(--sp-4);align-items:flex-start;display:flex}.lx-card h3{font:var(--fw-bold) var(--fs-18)/1.3 var(--font-display);margin-bottom:var(--sp-1)}.lx-card p{font:var(--fw-regular) var(--fs-14)/1.5 var(--font-body)}.lx-card .lx-meta{margin-top:var(--sp-2);font-weight:var(--fw-semibold)}.lx-n{background:var(--gold-400);border:var(--bw-default) solid var(--ink);border-radius:var(--r-full);width:40px;height:40px;font:var(--fw-extrabold) var(--fs-18) var(--font-display);flex:none;place-items:center;display:grid}.lx-card[data-soon]{background:var(--sand-100);border-style:dashed}.lx-card[data-soon] .lx-n{background:var(--sand-300)}@media (max-width:720px){.lx-cards{grid-template-columns:minmax(0,1fr)}}