.TdxQXa_game{width:100%;max-width:760px;color:var(--color-ink,#20242d);flex-direction:column;gap:20px;margin:auto;display:flex}.TdxQXa_top{justify-content:space-between;align-items:center;gap:12px;font-weight:700;display:flex}.TdxQXa_question{overflow-wrap:anywhere;background:#f5f8ff;border:1px solid #d9e1ef;border-radius:10px;padding:20px;font-size:clamp(18px,3vw,23px);line-height:1.5}.TdxQXa_help{color:#626771;font-size:14px;line-height:1.6}.TdxQXa_feedback{color:#a33e38;font-size:14px}.TdxQXa_words{flex-wrap:wrap;justify-content:center;gap:24px 28px;display:flex}.TdxQXa_word{flex-wrap:wrap;justify-content:center;gap:6px;max-width:100%;display:flex}.TdxQXa_cell{flex-direction:column;align-items:center;gap:8px;width:62px;display:flex}.TdxQXa_equation{white-space:nowrap;font-variant-numeric:tabular-nums;font-size:12px;font-weight:700}.TdxQXa_cell input{text-align:center;color:#20242d;background:#fff;border:2px solid #cbd1de;border-radius:6px;width:48px;height:48px;font-size:24px;font-weight:700}.TdxQXa_cell input[data-selected=true]{background:#f0f4ff;border-color:#2f55d4}.TdxQXa_cell input[aria-invalid=true]{background:#fff0ef;border-color:#bd4540}.TdxQXa_cell input:read-only{background:#ecf6ee;border-color:#427451}.TdxQXa_cell input:focus-visible,.TdxQXa_keyEntries button:focus-visible{outline-offset:3px;outline:3px solid #2f55d4}.TdxQXa_key{border:1px solid #d9e1ef;border-radius:10px;padding:18px}.TdxQXa_key h2{margin-bottom:14px;font-size:16px;font-weight:700}.TdxQXa_keyEntries{grid-template-columns:repeat(auto-fit,minmax(95px,1fr));gap:8px;display:grid}.TdxQXa_keyEntries button{cursor:pointer;font-variant-numeric:tabular-nums;background:#fff;border:1px solid #cbd1de;border-radius:6px;justify-content:center;align-items:center;gap:10px;min-height:44px;padding:8px;display:flex}.TdxQXa_keyEntries button:hover{background:#fff5d2}.TdxQXa_keyEntries button:disabled{cursor:default}.TdxQXa_keyEntries strong{color:#2548bd;font-size:19px}.TdxQXa_actions{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.TdxQXa_actions button:disabled{opacity:.5;cursor:default}@media (max-width:480px){.TdxQXa_question{padding:15px}.TdxQXa_cell{width:54px}.TdxQXa_equation{font-size:11px}.TdxQXa_words{gap:24px 16px}.TdxQXa_word{gap:4px}.TdxQXa_key{padding:14px}.TdxQXa_keyEntries{grid-template-columns:repeat(3,minmax(0,1fr))}.TdxQXa_keyEntries button{gap:7px}}
.game-screen-page{color:#20242d;background:#f7f8fb;min-height:80vh;padding:30px 24px 55px}.game-screen-shell{max-width:1280px;margin:auto}.game-screen-heading{justify-content:space-between;align-items:center;gap:24px;margin-bottom:24px;display:flex}.game-screen-heading p{color:#626771;margin-bottom:7px;font-size:13px;font-weight:700}.game-screen-heading h1{font-family:var(--font-display);letter-spacing:-.8px;font-size:clamp(27px,3.2vw,38px);font-weight:800;line-height:1.15}.game-screen-meta{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.game-screen-meta span{white-space:nowrap;background:#fff;border:1px solid #dde2ed;border-radius:5px;padding:6px 10px;font-size:12px}.play-stage{background:#fff;border:1px solid #dde2ed;border-radius:12px;width:100%;overflow:hidden}.play-toolbar{background:#fff;border-bottom:1px solid #e4e8f0;justify-content:space-between;align-items:center;gap:16px;padding:14px 20px;display:flex}.play-back{color:#2548bd;font-size:14px;font-weight:700}.play-tools{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.play-tools :is(button,a){cursor:pointer;color:#33415b;background:#fff;border:1px solid #cbd1de;border-radius:6px;justify-content:center;align-items:center;gap:8px;min-height:42px;padding:9px 12px;font-size:13px;font-weight:700;display:inline-flex}.play-tools :is(button,a):hover{background:#edf1ff}.play-tools button[aria-pressed=true]{color:#2548bd;background:#edf1ff;border-color:#2f55d4}.play-tools button:disabled{opacity:.5;cursor:wait}.play-workspace{grid-template-columns:minmax(0,1fr) 245px;display:grid}.play-engine{min-width:0;padding:28px 24px;overflow-x:auto}.play-help{background:#fafbfe;border-left:1px solid #e4e8f0;padding:25px 21px;font-size:14px;line-height:1.65}.play-help summary{color:#20242d;cursor:pointer;min-height:34px;font-weight:700}.play-help p{color:#626771;margin-top:10px}.play-account-note{color:#2548bd;text-underline-offset:3px;border-top:1px solid #dde2ed;margin-top:23px;padding-top:17px;font-size:12px;line-height:1.65;text-decoration:underline;display:block}.play-save{font-size:12px}.play-save-saved{color:#16815a!important}.play-save-saveError,.play-action-error{color:#a33535!important}.play-action-error{padding:10px 20px;font-size:13px}.play-grid-navigation{border-top:1px solid #e4e8f0;justify-content:space-between;align-items:center;gap:15px;padding:12px 20px;display:flex}.play-grid-navigation a{color:#2548bd;align-items:center;min-height:40px;font-size:13px;font-weight:700;display:flex}.play-engine .btn{box-shadow:none;border-width:1px;border-color:#cbd1de;border-radius:6px;min-height:42px;font-size:13px}.play-engine .btn-primary{border-color:#2f55d4}.play-engine>div>div:first-child>span{border-width:1px;border-color:#dde2ed;border-radius:6px;font-size:12px}.play-chrono{font-variant-numeric:tabular-nums;white-space:nowrap;align-items:center;gap:7px;display:inline-flex}.play-win{color:#1e6544;background:#eaf5ee;border:1px solid #bedecb;border-radius:9px;padding:15px 20px}.game-screen-print{border-top:1px solid #dde2ed;margin-top:30px}.game-screen-print aside{background:0 0;border:0;margin-top:24px;padding:0}.game-screen-print h2{font-size:19px}.game-screen-print .btn{box-shadow:none;border-width:1px;font-size:14px}.fraction-board-viewport{width:100%;padding:12px 2px;overflow-x:auto}.fraction-board-viewport .board-frac{margin:auto}.fraction-game-instructions{border-top:1px solid #e4e8f0;justify-content:space-between;align-items:flex-start;gap:16px;width:100%;max-width:650px;padding-top:12px;display:flex}.fraction-game-instructions details{color:#626771;font-size:13px;line-height:1.6}.fraction-game-instructions summary{cursor:pointer;color:#33415b;min-height:40px;font-weight:700}.play-stage:fullscreen{background:#fff;border:0;border-radius:0;width:100%;height:100%;overflow:auto}.play-stage:fullscreen .play-toolbar{z-index:20;position:sticky;top:0}.play-stage:fullscreen .play-workspace{grid-template-columns:minmax(0,1fr)}.play-stage:fullscreen .play-engine{min-height:calc(100vh - 145px)}.play-stage:fullscreen .board-frac{max-width:min(90vw,calc((100vh - 260px)*var(--board-aspect,1)))}.game-screen-page :is(a,button,input,select,summary):focus-visible{outline-offset:3px;outline:3px solid #2f55d4}@media (max-width:1000px){.play-workspace{grid-template-columns:minmax(0,1fr)}.play-help{border-top:1px solid #e4e8f0;border-left:0;padding:18px 22px}.play-help details p{max-width:75ch}.play-account-note{margin-top:12px;padding-top:12px}.game-screen-heading{align-items:flex-start}.play-engine{padding:24px 18px}}@media (max-width:600px){.game-screen-page{padding:20px 12px 40px}.game-screen-heading{margin-bottom:18px;padding:0 4px;display:block}.game-screen-meta{justify-content:flex-start;margin-top:13px}.play-toolbar{flex-wrap:wrap;gap:10px;padding:12px}.play-back{min-height:32px;font-size:13px}.play-tools{gap:6px;width:100%}.play-tools :is(a,button){padding:8px 10px;font-size:12px}.play-engine{padding:18px 10px}.play-grid-navigation{padding:10px 12px}.play-grid-navigation a{font-size:12px}.play-help{padding:16px}.fraction-game-instructions{gap:8px}.game-screen-meta span{font-size:11px}}.play-engine .fraction-game-instructions details{display:none}.fraction-game-instructions>button{margin-left:auto}.play-stage:fullscreen .fraction-game-instructions details{display:block}.play-engine-wrap{min-width:0;position:relative}.play-engine[inert]{visibility:hidden;pointer-events:none}.play-pause-cover{z-index:5;background:#f7f8fb;flex-direction:column;justify-content:center;align-items:center;gap:18px;min-height:200px;display:flex;position:absolute;inset:0}.play-pause-cover p{font-size:22px;font-weight:750}.play-pause-cover button,.play-restart-dialog button{color:#2548bd;cursor:pointer;background:#edf1ff;border:1px solid #b8c4df;border-radius:7px;min-height:44px;padding:10px 18px;font-weight:700}.play-restart-dialog{color:#20242d;background:#fff;border:1px solid #cbd1de;border-radius:12px;max-width:min(440px,100vw - 32px);margin:auto;padding:24px}.play-restart-dialog::backdrop{background:#17243f80}.play-restart-dialog>div{justify-content:flex-end;gap:10px;margin-top:22px;display:flex}.play-tools button:disabled,.play-entry-tools button:disabled{cursor:default;opacity:.45}.play-entry-tools button[aria-pressed=true]{color:#fff;background:#2548bd;border-color:#2548bd}.play-cell-notes{color:#536078;pointer-events:none;place-items:center;font-size:clamp(8px,1.8vw,12px);font-weight:600;line-height:1;display:grid;position:absolute;inset:22% 9% 5%}.play-direction-pad{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.play-direction-pad button{min-width:48px;min-height:48px}.play-engine [role=gridcell]{scroll-margin:100px}.play-engine input{font-size:16px}.play-stage-fullscreen{z-index:1000;width:100%;height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);background:#fff;border:0;border-radius:0;position:fixed;inset:0;overflow:auto}.play-stage-fullscreen .play-toolbar{z-index:20;position:sticky;top:0}.play-stage-fullscreen .play-workspace{grid-template-columns:minmax(0,1fr)}.play-stage-fullscreen .play-help{border-top:1px solid #e4e8f0;border-left:0}.play-stage:fullscreen .play-help{display:block}.play-stage-fullscreen .play-engine{min-height:calc(100dvh - 160px)}@media (max-width:600px){.play-toolbar{align-items:flex-start}.play-tools :is(button,a){min-height:44px}.play-engine .play-entry-tools{justify-content:center}.play-engine .play-entry-tools button{flex:1 0 auto;min-height:44px}.play-engine .play-number-pad{grid-template-columns:repeat(5,minmax(0,1fr))!important}.play-engine .play-number-pad button{aspect-ratio:auto;min-height:44px;padding:8px 0}.play-cell-notes{font-size:clamp(8px,2.5vw,11px)}}@media (prefers-reduced-motion:reduce){.play-engine *{transition:none!important}}.play-letter-pad button{min-width:40px;min-height:44px;padding:6px}@media (max-width:600px){.play-engine [data-game-keypad]{grid-template-columns:repeat(5,minmax(0,1fr))!important}.play-engine [data-game-keypad] button{aspect-ratio:auto;min-height:44px;padding:8px 0}}
