.development{--play-green:#286b5a;--play-gold:#e8ac45;--play-ink:#24483f;--play-soft:#eff4e8;--play-line:#dce6d6;color:var(--play-ink)}.development button{font:inherit}.development-track{height:auto;display:flex;overflow-x:auto;gap:0;margin:10px 0 26px;padding:14px 6px;scrollbar-width:thin}.development-track>button{height:auto;min-width:106px;flex:1;position:relative;display:flex;align-items:center;flex-direction:column;gap:7px;padding:5px;background:transparent;color:#778676;border:0}.development-track>button:before{content:'';position:absolute;top:25px;inset-inline-end:50%;width:100%;height:2px;background:var(--play-line);z-index:-1}.development-track>button:last-child:before{display:none}.development-dot{display:grid;place-items:center;box-sizing:border-box;width:40px;height:40px;border:2px solid var(--play-line);border-radius:50%;background:#f8f9f2;box-shadow:0 0 0 5px #f8f9f2;font-size:21px}.development-track button[aria-current=step]{color:var(--play-green)}.development-track button[aria-current=step] .development-dot{border-color:var(--play-green);background:#e8f1df}.development-track b{font-size:13px;font-weight:600}.development-track small{font-size:11px}.development-panel{border:1px solid var(--play-line);border-radius:22px;background:#fffefa;overflow:hidden}.development-panel-head{display:flex;align-items:center;justify-content:space-between;gap:15px;background:var(--play-soft);padding:24px 28px}.development-panel-head h2{font-size:25px;margin:3px 0}.development-panel-head>div>span{font-size:11px;color:#7b8b73}.dev-points{display:flex;align-items:center;gap:8px;color:#8d6622;font-weight:700}.dev-points small{font-size:11px;font-weight:400}.development-tabs{display:flex;border-bottom:1px solid var(--play-line);padding:0 24px;gap:16px}.development-tabs button{flex:1;background:transparent;padding:18px 12px;color:#81917d;border-bottom:3px solid transparent;border-radius:0}.development-tabs button[aria-selected=true]{color:var(--play-green);border-color:var(--play-green);font-weight:700}.development-catalog{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding:24px}.development-card{border:1px solid #e1e9d9;background:white;border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:12px;min-height:245px;transition:transform .16s,border-color .16s}.development-card:hover{transform:translateY(-3px);border-color:#91b198}.game-card-top,.game-card-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px}.game-card-bottom{margin-top:auto;padding-top:12px;flex-wrap:wrap}.game-card-bottom small{font-size:11px;color:#718667}.game-card-bottom .primary{padding:9px 15px;font-size:13px}.game-emblem{display:grid;place-items:center;background:#edf5e7;color:var(--play-green);width:48px;height:48px;border-radius:15px;font-size:26px}.game-index{font-size:11px;color:#8a997e}.development-card h3{font-size:19px;margin:5px 0 0}.development-card p{font-size:13px;line-height:1.9;color:#75856b;margin:0}.dev-empty{text-align:center;padding:60px 22px;color:#7c8d73}.dev-empty>span{font-size:45px}.game-toolbar{display:flex;justify-content:space-between;align-items:center;margin:0 0 18px}.game-sound{padding:10px 16px;background:#edf4e6;color:#4a7155;border-radius:12px;font-size:12px!important}.game-intro,.game-finish{border-radius:24px;background:#fffefa;border:1px solid var(--play-line);padding:40px 24px;text-align:center;max-width:850px;margin:auto;display:flex;flex-direction:column;align-items:center;gap:20px}.game-intro-symbol{display:grid;place-items:center;width:95px;height:95px;border-radius:30px;background:#e7f2df;color:#4d8053;font-size:48px}.game-intro h2,.game-finish h2{font-size:28px;margin:0}.game-intro p{max-width:440px;color:#6b8064}.game-intro-pills{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;font-size:12px;color:#6f8064}.game-intro-pills span{background:#f0f4ea;border-radius:20px;padding:7px 14px}.game-start{min-width:210px;padding:15px!important}.game-arena{background:#fffefa;border:1px solid var(--play-line);border-radius:24px;overflow:hidden;max-width:980px;margin:auto}.game-scorebar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px 28px;background:#edf4e5;font-size:14px}.game-round-dots{display:flex;gap:7px}.game-round-dots i{width:11px;height:11px;border-radius:50%;background:#d4dfcc}.game-round-dots i.done{background:#4e8963}.game-round-dots i.active{background:var(--play-gold);box-shadow:0 0 0 3px #f7e8c7}.game-rule{text-align:center;font-size:15px;padding:18px 24px;margin:0;color:#66805e}.game-playfield{display:flex;flex-direction:column;align-items:center;gap:24px;min-height:290px;padding:24px;position:relative}.game-playfield.round-complete{background:#f7fbf2}.game-playfield h3{text-align:center;font-size:18px;margin:0}.game-feedback{min-height:48px;padding:12px 24px;text-align:center;font-size:14px;color:#6f8064}.game-feedback.correct{background:#edf7e8;color:#306444}.game-feedback.wrong{background:#fff1e5;color:#94562d}.game-bottom{display:flex;align-items:center;justify-content:center;gap:18px;padding:20px;border-top:1px solid #edf1e8}.tile-bank,.answer-slots,.sequence-model{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;align-items:center}.play-tile{min-width:65px;min-height:55px;max-width:100%;padding:12px 18px;border:1px solid #d7e3cf;border-bottom:4px solid #d7e3cf;border-radius:13px;background:#fff;color:#305d48;font-size:20px!important;transition:background .12s,transform .12s}.play-tile:not(:disabled):hover{background:#eff6e8;transform:translateY(-2px)}.play-tile.selected,.play-tile[aria-pressed=true]{border-color:#648c68;background:#e2efda;color:#28573c}.play-tile:disabled{opacity:.48}.play-tile.matched{opacity:.85;background:#e9f5e0;border-color:#bed6b5}.answer-slots>span,.sequence-model>span{min-width:64px;min-height:53px;display:grid;place-items:center;padding:10px 15px;background:#eaf1e2;color:#355b40;border-radius:12px;font-size:18px}.answer-slots>span{border:1px dashed #bfceb7;background:#f7f9f2}.matching-board{display:grid;grid-template-columns:1fr 1fr;gap:32px;width:100%;max-width:740px}.matching-board>div{display:flex;flex-direction:column;gap:12px}.matching-board .play-tile{font-size:15px!important;min-height:60px}.sort-item{font-size:26px;background:#f2f7eb;padding:28px;border-radius:20px;min-width:min(100%,300px);text-align:center}.sort-bins{display:flex;gap:20px;width:100%;max-width:660px}.sort-bins button{flex:1;display:flex;align-items:center;flex-direction:column;gap:14px;background:#eff4e8;color:#406648;border:1px solid #d4e0cb;border-radius:18px;padding:25px 15px;font-size:16px}.sort-bins button span{font-size:32px}.game-mini-progress{font-size:13px;color:#7b8e70}.number-question{font-size:36px;letter-spacing:3px;text-align:center}.number-answer{font-size:32px;min-width:100px;text-align:center;border-bottom:2px solid #a4bc93;color:#326346}.number-pad{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;max-width:280px;width:100%}.number-pad button{background:#eff4e8;border:1px solid #dce7d3;border-radius:12px;font-size:22px;padding:10px;min-height:48px;color:#315c45}.balance-display{display:flex;align-items:center;justify-content:center;gap:30px;text-align:center}.balance-display b{display:block;font-size:32px}.balance-beam{font-size:45px;color:#ad8236}.letter-grid,.pixel-grid,.path-grid,.target-grid{display:grid;grid-template-columns:repeat(var(--side),1fr);gap:8px;max-width:400px;width:100%;aspect-ratio:1}.letter-grid .play-tile{min-width:0;min-height:0;padding:5px;font-size:23px!important;aspect-ratio:1}.word-target{font-size:23px!important}.word-trace{font-size:25px;min-height:42px;letter-spacing:4px;color:#4b7751}.visual-workspace{display:flex;align-items:center;justify-content:center;gap:38px;width:100%;max-width:760px}.visual-workspace>div{flex:1;max-width:300px}.visual-workspace h3{margin-bottom:18px}.pixel-grid button,.pixel-grid>span{display:grid;place-items:center;background:#e7eddf;border:1px solid #dbe4d3;border-radius:8px;color:transparent;min-height:38px;padding:0;aspect-ratio:1}.pixel-grid .on{background:#508662;color:#fff}.pixel-grid.model{direction:ltr}.pixel-grid.model .on{background:#c7943f;color:#fff}.path-grid button{aspect-ratio:1;border-radius:10px;background:#eff4e8;border:1px solid #dce6d3;color:#64835a;font-size:26px;min-height:44px;padding:0}.path-grid button.wall{opacity:1;background:#d9dfd4;color:#9aa792}.path-grid .visited{background:#bad9a9;border-color:#81aa6f;color:#28613f}.odd-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;width:100%;max-width:440px}.odd-grid button{min-width:0;aspect-ratio:1;padding:5px;font-size:32px!important}.rotation-model{display:flex;align-items:center;gap:30px;font-size:80px;color:#387559}.rotation-model>span{font-size:25px;color:#ae8540}.scenario-options{display:flex;flex-direction:column;gap:14px;max-width:640px;width:100%}.scenario-options .play-tile{font-size:17px!important;text-align:right;padding:18px}.listen-button{background:#e9f2e1;color:#366b4c;border:1px solid #c9ddba;border-radius:16px;padding:16px 25px;font-size:20px!important}.listen-button:disabled{opacity:.65}.target-grid button{background:#edf3e5;border:1px solid #dce7d3;border-radius:14px;aspect-ratio:1;min-height:48px;padding:0;font-size:40px;color:var(--play-green)}.target-grid button.has-target{background:#ffe6ab;border-color:#dfb467}.reaction-circle{display:grid;place-items:center;width:160px;height:160px;border-radius:50%;font-size:25px!important;font-weight:700;border:7px solid #e5ebde;transition:background .1s}.reaction-circle.go{background:#438459;color:#fff}.reaction-circle.wait{background:#b45a42;color:#fff}.reaction-circle:disabled{opacity:1}.stop-instruction{font-size:18px}.game-finish{background:radial-gradient(ellipse at top,#fff1cb,#fffefa 65%)}.finish-cup{font-size:70px}.finish-sparks{letter-spacing:15px;font-size:24px;color:#c59439}.game-finish>strong{font-size:60px;color:#367450;line-height:1.4}.game-finish>strong>small{display:block;font-size:14px;font-weight:400}.game-finish>.actions{justify-content:center;flex-wrap:wrap}.game-finish p{font-size:14px;color:#7f855b}@media(max-width:900px){.development-catalog{grid-template-columns:repeat(2,minmax(0,1fr))}.development-track>button{min-width:100px}}@media(max-width:600px){.development-catalog{grid-template-columns:1fr;padding:15px}.development-card{min-height:210px}.development-panel-head{padding:18px}.development-panel-head h2{font-size:21px}.dev-points{flex-wrap:wrap;max-width:110px}.development-tabs{padding-inline:10px;gap:6px}.development-tabs button{padding:15px 8px;font-size:14px}.game-playfield{padding:20px 14px;gap:20px}.game-scorebar{padding:16px 14px;font-size:12px}.game-rule{font-size:14px;padding:16px}.game-round-dots{gap:5px}.game-round-dots i{width:8px;height:8px}.play-tile{min-width:48px;min-height:48px;font-size:17px!important;padding:10px 12px}.answer-slots>span,.sequence-model>span{min-width:45px;padding:9px;font-size:14px}.answer-slots,.tile-bank{gap:8px}.matching-board{gap:12px}.matching-board .play-tile{font-size:13px!important;padding:10px 7px}.visual-workspace{gap:14px}.visual-workspace h3{font-size:14px}.pixel-grid{gap:5px}.pixel-grid button,.pixel-grid>span{min-height:23px;border-radius:5px}.sort-item{font-size:21px;padding:20px}.sort-bins{gap:12px}.sort-bins button{font-size:14px;padding:20px 10px}.number-question{font-size:27px;letter-spacing:1px}.scenario-options .play-tile{font-size:15px!important}.odd-grid{gap:8px}.odd-grid button{font-size:25px!important}.letter-grid{gap:5px}.letter-grid .play-tile{font-size:19px!important}.game-intro h2,.game-finish h2{font-size:23px}.game-intro{padding:32px 18px}.game-toolbar{gap:12px}.balance-display{gap:16px}.balance-display b{font-size:26px}.game-bottom{padding:16px 10px;gap:10px}.game-bottom button{font-size:13px}.target-grid button{min-height:40px;font-size:28px}.development-track{margin-bottom:18px}}
@media(prefers-reduced-motion:reduce){.development-card,.play-tile,.reaction-circle{transition:none}.development-card:hover,.play-tile:not(:disabled):hover{transform:none}}
.development-track{isolation:isolate}.development-track>button:before{right:-50%;left:auto}.development-track>button:last-child:before{display:block}.development-track>button:first-child:before{display:none}.tone-key{font-size:13px;text-align:center;color:#637c5b;margin:0}
/* Quick-play: one compact arena and immediate feedback. */
.quick-arena{max-width:730px;border-radius:20px}.quick-arena .game-scorebar{padding:10px 18px;min-height:64px}.quick-arena .game-playfield{min-height:0;padding:18px 20px;gap:16px;overflow:hidden}.quick-arena .game-feedback{min-height:0;padding:0;font-size:12px}.quick-arena .game-feedback:not(:empty){padding:9px 16px}.quick-arena .game-bottom{padding:4px 12px;border:0;min-height:0}.quick-arena .game-bottom:empty{display:none}.quick-arena .game-bottom button{padding:7px 12px;font-size:12px}.compact-toolbar{max-width:730px;margin:0 auto 10px}.compact-toolbar .screen-back{width:34px;height:34px;min-width:34px;min-height:34px;font-size:21px}.compact-toolbar .game-sound{width:34px;height:34px;display:grid;place-items:center;padding:0;font-size:22px!important}.game-round-label{font-size:12px;color:#7c8c73}.round-timer{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:conic-gradient(#5b8d64 calc(var(--remaining)*360deg),#dce7d4 0);position:relative;color:#396247;font-weight:700}.round-timer:before{content:'';position:absolute;inset:3px;border-radius:50%;background:#f4f8ed}.round-timer span{position:relative;font-size:19px;line-height:1}.round-timer.urgent{background:conic-gradient(#c97348 calc(var(--remaining)*360deg),#ecdcd0 0);color:#ab5937}.live-points{position:relative;display:flex;align-items:center;gap:7px;min-width:60px;justify-content:flex-end;color:#9e752c}.live-points>span:first-child{font-size:22px}.live-points b{font-size:20px;font-variant-numeric:tabular-nums;min-width:26px}.live-points.points-earned>span:first-child{animation:point-pop .65s ease-out}.floating-points{position:absolute;top:0;inset-inline-end:0;color:#40835b;font-size:18px;font-weight:700;animation:points-fly 1.1s ease-out both;pointer-events:none}.compact-word-board{display:flex;flex-direction:column;align-items:center;gap:12px;width:100%;max-width:315px}.compact-word-board .word-target{font-size:20px!important;font-weight:600;letter-spacing:1px;color:#3d684d}.compact-word-board .letter-grid{gap:7px;width:100%}.compact-word-board .letter-grid button{border-radius:11px;border-bottom-width:2px;min-height:0;aspect-ratio:1;font-size:23px!important}.quick-arena .pixel-grid{max-width:245px}.quick-arena .path-grid,.quick-arena .target-grid{max-width:320px}.quick-arena .odd-grid{max-width:340px}.quick-arena .number-pad{max-width:235px;gap:6px}.quick-arena .number-pad button{min-height:42px;padding:7px;font-size:20px}.quick-arena .number-question{font-size:29px}.quick-arena .number-answer{font-size:25px}.quick-arena .listen-button{font-size:16px!important;padding:10px 18px}.quick-arena .scenario-options .play-tile{padding:13px;font-size:15px!important}.quick-arena .sort-item{padding:18px;font-size:23px}.quick-arena .matching-board{gap:18px}.quick-arena .matching-board .play-tile{min-height:50px;padding:10px 12px;font-size:14px!important}.wrong-tile{background:#ffe2db!important;border-color:#c85d4b!important;color:#a43f31!important;animation:wrong-shake .24s ease-in-out both}.quick-arena.celebrating{border-color:#85b57a;box-shadow:0 0 0 4px #dfedcf;animation:arena-glow .7s ease-out}.success-flash{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none;background:radial-gradient(circle,#f8f9eade,transparent 62%);animation:success-fade 1.2s both}.success-flash>span{display:grid;place-items:center;width:76px;height:76px;border-radius:50%;background:#478762;color:white;font-size:44px;box-shadow:0 0 0 10px #e0f0d2;animation:check-pop .5s cubic-bezier(.18,.8,.3,1.25) both}.success-flash i{position:absolute;top:50%;left:50%;color:#d49a32;font-size:23px;font-style:normal;animation:spark-burst .95s ease-out both;--angle:calc(var(--i)*30deg)}.success-flash i:nth-child(even){color:#72a764}.prep-label{color:#7e8e72;font-size:13px}@keyframes wrong-shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}@keyframes point-pop{0%{transform:scale(1)}40%{transform:scale(1.5) rotate(12deg)}100%{transform:scale(1)}}@keyframes points-fly{0%{opacity:0;transform:translateY(10px)}25%{opacity:1}100%{opacity:0;transform:translateY(-38px)}}@keyframes arena-glow{0%{box-shadow:0 0 0 0 #b7d491}60%{box-shadow:0 0 0 7px #e0edce}100%{box-shadow:0 0 0 4px #dfedcf}}@keyframes success-fade{0%,75%{opacity:1}100%{opacity:0}}@keyframes check-pop{0%{transform:scale(.4);opacity:0}70%{transform:scale(1.07);opacity:1}100%{transform:scale(1)}}@keyframes spark-burst{0%{opacity:0;transform:rotate(var(--angle)) translateX(15px) scale(.4)}25%{opacity:1}100%{opacity:0;transform:rotate(var(--angle)) translateX(150px) scale(1.1)}}@media(max-width:600px){.quick-arena .game-playfield{padding:16px 12px;gap:14px}.compact-word-board{max-width:280px}.compact-word-board .letter-grid button{font-size:21px!important}.quick-arena .game-scorebar{padding:8px 14px}.round-timer{width:40px;height:40px}.quick-arena .matching-board{gap:10px}.quick-arena .matching-board .play-tile{font-size:12px!important}.quick-arena .visual-workspace{gap:12px}.quick-arena .pixel-grid button,.quick-arena .pixel-grid>span{min-height:22px}.success-flash i{font-size:18px}}
@media(prefers-reduced-motion:reduce){.wrong-tile,.points-earned>span,.floating-points,.quick-arena.celebrating,.success-flash,.success-flash>span,.success-flash i{animation:none!important}.success-flash i,.floating-points{display:none}}
.live-points .floating-points{inset-inline-end:58px;top:-3px;white-space:nowrap}.compact-toolbar .screen-back svg{width:20px;height:20px}
.game-end-card{max-width:440px;margin:32px auto;padding:30px 24px;background:#fffefa;border:1px solid #dce7d2;border-radius:22px;text-align:center;box-shadow:0 10px 35px #385a3510;display:flex;align-items:center;flex-direction:column;gap:18px}.game-end-symbol{display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:#eaf2df;color:#53865b;font-size:32px}.game-end-card h2{font-size:22px;margin:0}.game-end-points{font-size:30px;color:#a07b2f;font-weight:700}.game-end-points small{font-size:13px;font-weight:400}.game-end-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;width:100%}.game-end-actions button{padding:12px 16px;font-size:14px;min-height:46px}@media(max-width:500px){.game-end-card{margin:20px auto;padding:25px 18px}.game-end-actions{flex-direction:column}.game-end-actions button{width:100%}}
.score-reels{display:inline-flex;direction:ltr;align-items:center;gap:1px;line-height:1.4em;height:1.4em;overflow:hidden;font-variant-numeric:tabular-nums}.score-reel-window{display:block;height:1.4em;width:.72em;overflow:hidden;perspective:120px;position:relative;mask-image:linear-gradient(transparent,#000 12%,#000 88%,transparent)}.score-reel-strip{display:block;will-change:transform}.score-reel-strip>span{display:flex;align-items:center;justify-content:center;box-sizing:border-box;height:1.4em;line-height:1.4em}.quick-arena.celebrating{animation:none;border-color:#dce6d6;box-shadow:none}.quick-arena .game-playfield.round-complete{background:#fffefa}.points-earned>span:first-child{animation:none!important}.win-particles{position:absolute;inset:0;pointer-events:none;overflow:hidden}.win-particles i{position:absolute;left:50%;top:45%;display:block;width:9px;height:16px;border-radius:2px;background:#e4b347;color:#d99a29;font-style:normal;font-size:20px;opacity:0;--angle:calc(var(--i)*15deg);--travel:calc(90px + mod(var(--i),5)*20px)}.win-particles i:nth-child(3n){background:transparent;width:22px;height:22px}.win-particles i:nth-child(3n+1){background:#70a97a}.win-particles i:nth-child(4n){background:#61a4a1}.burst-ready .win-particles i{animation:reward-scatter 1.05s ease-out both;animation-delay:calc(mod(var(--i),3)*35ms)}.burst-ready .live-points{animation:reward-settle .35s ease-out}@keyframes reward-scatter{0%{opacity:0;transform:rotate(var(--angle)) translateX(5px) rotate(0) scale(.6)}15%{opacity:1}75%{opacity:1}100%{opacity:0;transform:rotate(var(--angle)) translateX(180px) rotate(220deg) scale(.7)}}@keyframes reward-settle{0%{transform:scale(1)}40%{transform:scale(1.12)}100%{transform:scale(1)}}@media(prefers-reduced-motion:reduce){.score-reel-strip{transition:none!important}.win-particles{display:none}.burst-ready .live-points{animation:none}}