:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--brand:#4ade80;--brand-ink:#053b1c;--brand-soft:#dcfce7;--brand-deep:#22a355;--warn:#f59e0b;--bg:#f0fdf4;--surface:#fff;--ink:#173226;--muted:#557563;--line:#cdefd8;--danger:#c2410c;--danger-soft:#fee2e2;--ok:#16a34a;--ok-soft:#dcfce7;--hint:#bae6fd;--radius:22px;--shadow:0 3px 0 #22784629, 0 6px 18px #2278461a;-webkit-text-size-adjust:100%;font-family:ui-rounded,SF Pro Rounded,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--brand:#4ade80;--brand-ink:#052e16;--brand-soft:#14361f;--brand-deep:#15803d;--bg:#0b1a12;--surface:#12261b;--ink:#e8f8ee;--muted:#9cc5ad;--line:#1f3d2c;--danger:#f87171;--danger-soft:#3f1d1d;--ok:#4ade80;--ok-soft:#14361f;--hint:#0c4a6e;--shadow:none}}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--ink);margin:0}html{overscroll-behavior:none}body{overscroll-behavior:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;min-height:100dvh;overflow-x:hidden}input,textarea{-webkit-user-select:text;user-select:text}#app{min-height:100dvh}h1{margin:0;font-size:2rem}h2{margin:0 0 12px;font-size:1.2rem}h3{margin:0 0 10px;font-size:1rem}h4{margin:14px 0 6px;font-size:.95rem}p{margin:0 0 8px}.muted{color:var(--muted)}.small{font-size:.85rem}.big{font-size:1.4rem}.center{text-align:center}.grow{flex:1;min-width:0}.hidden{display:none}.error{color:var(--danger);min-height:1em}.row{align-items:center;gap:10px;display:flex}.row.end{justify-content:flex-end}.col{flex-direction:column;gap:10px;display:flex}button{font:inherit;color:inherit;cursor:pointer}.screen{max-width:640px;min-height:100dvh;padding:calc(env(safe-area-inset-top) + 12px) calc(env(safe-area-inset-right) + 16px) calc(env(safe-area-inset-bottom) + 16px) calc(env(safe-area-inset-left) + 16px);flex-direction:column;gap:14px;margin:0 auto;display:flex;position:relative}.screen.idle,.screen.locked{text-align:center;justify-content:center;align-items:center}.hero{flex-direction:column;align-items:center;gap:8px;display:flex}.hero-emoji{font-size:96px;line-height:1;animation:2.4s ease-in-out infinite bob}.hero-emoji.sleepy{animation:none}.start-btn{background:var(--brand);width:200px;height:200px;color:var(--brand-ink);box-shadow:0 8px 0 var(--brand-deep), 0 14px 30px #2278464d;border:none;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;font-size:72px;font-weight:800;animation:2s ease-in-out infinite pulse;display:flex}.start-btn span{font-size:1.6rem}.start-btn:active{box-shadow:0 2px 0 var(--brand-deep);transform:translateY(6px)}.corner-btn{top:calc(env(safe-area-inset-top) + 10px);right:calc(env(safe-area-inset-right) + 12px);opacity:.55;background:0 0;border:none;border-radius:50%;min-width:48px;min-height:48px;font-size:1.4rem;position:absolute}.corner-btn.small{font-size:1.1rem;position:static}.corner-btn.bottom{top:auto;bottom:calc(env(safe-area-inset-bottom) + 12px)}.banner{background:var(--brand-soft);text-align:left;border-radius:14px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;width:100%;padding:10px 14px;display:flex}.play-top{align-items:center;gap:10px;display:flex}.timer{background:var(--line);border-radius:999px;flex:1;height:14px;overflow:hidden}.timer-fill{background:var(--brand);transform-origin:0;border-radius:999px;height:100%;transition:transform .5s linear,background .5s}.timer-fill.low{background:var(--warn)}.card-host{flex:1;display:flex;position:relative}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);touch-action:none;flex-direction:column;flex:1;align-items:center;gap:16px;padding:16px;animation:.35s ease-out card-in;display:flex}.card.gentle{animation:.6s ease-in-out gentle}.prompt{align-items:center;gap:10px;width:100%;display:flex}.prompt p{margin:0;font-size:1.25rem;font-weight:700}.speak-btn{background:var(--brand-soft);border:none;border-radius:50%;flex:none;width:64px;height:64px;font-size:1.8rem}.choices{grid-template-columns:repeat(3,1fr);gap:12px;width:100%;margin-top:auto;display:grid}.choices.two,.choices.four{flex:1;grid-template-columns:1fr 1fr;margin-top:0}.choice{border:3px solid var(--line);background:var(--bg);border-radius:20px;justify-content:center;align-items:center;min-height:88px;padding:8px;font-size:2rem;font-weight:800;transition:transform .15s,background .2s,border-color .2s;display:flex}.choice:active{transform:scale(.95)}.choice.num{font-size:2.6rem}.choice.word{font-size:1.8rem}.choice.emoji{font-size:3rem}.choice.arabic{direction:rtl;font-family:Geeza Pro,Noto Naskh Arabic,serif;font-size:3.4rem}.choice.group-choice{min-height:160px}.choice.right{background:var(--ok-soft);border-color:var(--ok);transform:scale(1.06)}.choice.oops{opacity:.6;animation:.5s wobble}.choice.hint{border-color:var(--hint);background:var(--hint)}.sum{letter-spacing:.04em;margin-top:8px;font-size:3.4rem;font-weight:800}.row-groups{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;display:flex}.op{font-size:2rem;font-weight:800}.group{flex-wrap:wrap;justify-content:center;gap:4px;font-size:2rem;line-height:1.1;display:flex}.group.small{max-width:140px;font-size:1.5rem}.picture{background:0 0;border:none;min-height:64px;padding:0;font-size:110px;line-height:1.1}.parts,.big-word{gap:8px;font-size:2.4rem;font-weight:800;display:flex}.part{background:var(--bg);border:2px solid var(--line);border-radius:14px;padding:4px 14px}.part.missing{border-style:dashed;border-color:var(--brand);color:var(--brand)}.big-word{padding:20px 0;font-size:3.2rem}.sequence{flex-wrap:wrap;justify-content:center;gap:6px;margin:12px 0;font-size:2.4rem;display:flex}.sequence .missing{border:3px dashed var(--brand);color:var(--brand);border-radius:12px;padding:0 10px;font-weight:800}.count-field{flex-wrap:wrap;flex:1;place-content:center;gap:6px;display:flex}.count-obj{background:0 0;border:none;border-radius:16px;width:64px;height:64px;padding:0;font-size:2.6rem;position:relative}.count-obj[data-n]{background:var(--brand-soft)}.count-obj .badge{background:var(--brand);min-width:26px;height:26px;color:var(--brand-ink);border-radius:999px;place-items:center;font-size:.95rem;font-weight:800;display:grid;position:absolute;top:-4px;right:-2px}.maze-wrap{flex:1;justify-content:center;align-items:center;width:100%;display:flex}.maze{aspect-ratio:1;touch-action:none;width:min(100%,62dvh)}.maze-floor{fill:var(--bg)}.maze-walls{fill:none;stroke:var(--ink);stroke-width:1.4px;stroke-linecap:round}.maze-path{fill:none;stroke:var(--brand);stroke-width:4px;stroke-linecap:round;stroke-linejoin:round;opacity:.85}.maze-icon{text-anchor:middle;dominant-baseline:central;pointer-events:none;font-size:7px}.maze.bumped .maze-walls{animation:.5s bump}.maze.bumped .chick{animation:1s ease-in-out infinite pulse-svg}.maze.solved .maze-path{stroke:var(--ok)}.memory-grid{flex:1;grid-template-columns:repeat(2,1fr);align-content:center;gap:12px;width:100%;display:grid}.memory-grid.n6{grid-template-columns:repeat(3,1fr)}.flip{aspect-ratio:3/4;border:3px solid var(--line);background:var(--brand);border-radius:18px;place-items:center;max-height:34dvh;font-size:3rem;transition:transform .25s,background .25s;display:grid}.flip .front{display:none}.flip.up{background:var(--bg);transform:rotateY(180deg)scaleX(-1)}.flip.up .front{display:inline}.flip.up .back{display:none}.flip.matched{border-color:var(--ok);background:var(--ok-soft)}.draggable{touch-action:none;cursor:grab;z-index:1;position:relative}.draggable.lifted{z-index:20;cursor:grabbing;box-shadow:0 10px 24px #00000040}.draggable.returning{transition:transform .35s cubic-bezier(.3,1.4,.6,1)}.placed{cursor:default;box-shadow:none}.tray{background:var(--bg);border-radius:18px;flex-wrap:wrap;justify-content:center;gap:12px;width:100%;min-height:90px;margin-top:auto;padding:10px;display:flex}.jigsaw-board{width:var(--jig);height:var(--jig);background:var(--bg);border:3px solid var(--line);border-radius:14px;flex:none;display:grid;position:relative;overflow:hidden}.jigsaw-board.ghost:before{content:"";background-image:var(--img);opacity:.22;background-size:cover;position:absolute;inset:0}.jigsaw-board.n2{grid-template-columns:repeat(2,1fr)}.jigsaw-board.n3{grid-template-columns:repeat(3,1fr)}.jigsaw-board .slot{border:1px dashed var(--line);position:relative}.jigsaw-board.solved{border-color:var(--ok)}.jigsaw-board.solved .slot{border-color:#0000}.piece{border:2px solid var(--surface);border-radius:8px}.card.type-jigsaw{--jig:min(78vw, 520px, 38dvh)}@media (height<=720px){.card.type-jigsaw{--jig:min(78vw, 30dvh)}}.tray.n2 .piece{width:calc(var(--jig) / 2 * .8);aspect-ratio:1}.tray.n3 .piece{width:max(64px, calc(var(--jig) / 3 * .8));aspect-ratio:1}.slot .piece{border:none;border-radius:0;width:100%;height:100%}.syl-slots{gap:10px;display:flex}.syl-slot{border:3px dashed var(--brand);border-radius:18px;place-items:center;min-width:96px;height:80px;display:grid}.syl-slot .tile{box-shadow:none;background:0 0;border:none}.tile{background:var(--surface);border:3px solid var(--line);border-radius:18px;place-items:center;min-width:96px;height:80px;padding:0 16px;font-size:2.2rem;font-weight:800;display:grid}.bins{flex:1;grid-template-columns:1fr 1fr;gap:12px;width:100%;display:grid}.bin{border:4px dashed var(--line);background:var(--bg);border-radius:22px;flex-direction:column;align-items:center;gap:8px;min-height:160px;padding:10px;display:flex}.bin.coloured{border-color:var(--swatch);border-style:solid}.bin-label{align-items:center;gap:6px;font-size:1.15rem;font-weight:800;display:flex}.bin-icon{font-size:2rem}.bin-icon.big{font-size:2.6rem}.bin-icon.small{font-size:1.2rem}.bin-items{flex-wrap:wrap;justify-content:center;gap:4px;display:flex}.sort-item{background:var(--surface);border:2px solid var(--line);border-radius:16px;place-items:center;width:72px;height:72px;font-size:2.6rem;display:grid}.sort-item.big{font-size:3.2rem}.sort-item.small{font-size:1.4rem}.bin-items .sort-item{background:0 0;border:none;width:52px;height:52px;font-size:2rem}.bin-items .sort-item.small{font-size:1.1rem}.feedback{pointer-events:none;place-items:center;font-size:140px;animation:.6s cubic-bezier(.3,1.6,.5,1) both pop-in;display:grid;position:absolute;inset:0}.feedback.soft{font-size:110px;animation:.6s ease-out both soft-in}.confetti{pointer-events:none;position:absolute;inset:0;overflow:hidden}.confetti span{font-size:2rem;animation:1.8s ease-in forwards fall;position:absolute;top:-40px}@media (width>=768px) and (height>=600px){html{font-size:20px}.screen{max-width:900px}.picture{font-size:150px}.choice{min-height:110px}.count-obj{width:80px;height:80px;font-size:3.2rem}.sort-item{width:88px;height:88px;font-size:3.2rem}.maze{width:min(100%,64dvh)}}@keyframes bob{50%{transform:translateY(-10px)}}@keyframes pulse{50%{transform:scale(1.05)}}@keyframes pulse-svg{50%{opacity:.4}}@keyframes card-in{0%{opacity:0;transform:translate(40px)}}@keyframes gentle{25%{transform:rotate(-1.2deg)}75%{transform:rotate(1.2deg)}}@keyframes wobble{20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}@keyframes bump{50%{stroke:var(--brand)}}@keyframes pop-in{0%{opacity:0;transform:scale(.3)}70%{opacity:1}to{opacity:.95;transform:scale(1)}}@keyframes soft-in{0%{opacity:0;transform:translateY(20px)}to{opacity:.9}}@keyframes fall{to{transform:translateY(110dvh)rotate(300deg)}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.btn{background:var(--surface);border:1.5px solid #0000;border-radius:999px;min-height:44px;padding:10px 18px;font-weight:600}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.45}.btn.primary{background:var(--brand);color:var(--brand-ink)}.btn.ghost{border-color:var(--line);background:0 0}.btn.danger{background:var(--danger);color:#fff}.btn.block{width:100%}.btn.small{padding:6px 14px;font-size:.9rem}.icon-btn{background:0 0;border:none;border-radius:999px;min-width:44px;min-height:44px;font-size:1.3rem}.card.flat{box-shadow:none;border:1px solid var(--line);touch-action:auto;flex:none;align-items:stretch;gap:6px;margin-bottom:12px;animation:none}.chips{flex-wrap:wrap;gap:8px;display:flex}.chips.sub{margin-top:8px}.chip{border:1.5px solid var(--line);background:0 0;border-radius:999px;min-height:44px;padding:8px 14px;font-weight:600}.chip.on{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}.plain{flex-direction:column;gap:4px;margin:8px 0;padding:0;list-style:none;display:flex}.stats{flex-direction:column;gap:6px;margin:4px 0;padding-left:0;list-style-position:inside;display:flex}ul.stats{list-style:none}.stats li{align-items:baseline;gap:8px;display:flex}input[type=text],input[type=number]{border:1.5px solid var(--line);background:var(--surface);width:100%;min-height:48px;color:var(--ink);border-radius:12px;padding:10px 12px;font-size:16px}input:focus{border-color:var(--brand);outline:none}.field{flex-direction:column;gap:6px;margin-bottom:14px;font-weight:600;display:flex}.field-inline{gap:8px;margin-top:10px}.field-inline input{text-align:center;flex:none;width:96px}.field-inline.on input{border-color:var(--brand);background:var(--brand-soft)}.gate-q{text-align:center;font-size:2rem;font-weight:800}.gate input{text-align:center;font-size:1.6rem}dialog{color:var(--ink);background:var(--surface);border:none;padding:0}dialog::backdrop{background:#00000073}.modal{border-radius:var(--radius);width:min(92vw,440px);padding:20px}.drawer{border-radius:22px 22px 0 0;flex-direction:column;width:100%;max-width:100%;height:92dvh;max-height:92dvh;margin:auto 0 0;display:flex}.drawer[open]{display:flex}@media (width>=600px){.drawer{border-radius:22px;width:560px;height:85dvh;margin:auto}}.drawer-head{padding:12px calc(env(safe-area-inset-right) + 12px) 8px calc(env(safe-area-inset-left) + 16px);justify-content:space-between;align-items:center;gap:8px;display:flex}.drawer-head h2{margin:0}.drawer-body{padding:8px calc(env(safe-area-inset-right) + 16px) calc(env(safe-area-inset-bottom) + 24px) calc(env(safe-area-inset-left) + 16px);flex:1;overflow-y:auto}.toast{inset:auto auto 0 50%;bottom:calc(env(safe-area-inset-bottom) + 24px);background:var(--ink);max-width:calc(100vw - 32px);color:var(--bg);opacity:0;pointer-events:none;z-index:10;border:none;border-radius:999px;margin:0;padding:12px 18px;font-weight:600;transition:opacity .2s,transform .2s;position:fixed;transform:translate(-50%,20px)}.toast.show{opacity:1;transform:translate(-50%)}