@layer base, components, responsive;
@layer base {
  :root {color-scheme:light;--paper:#f6f2e8;--ink:#293d35;--muted:#596459;--green:#315d52;--clay:#b85338;--gold:#deaf46;--blue:#507b95;--line:#d8d6c7;--white:#fffcf5;--radius:16px;--ease:cubic-bezier(.16,1,.3,1);font-family:'Trebuchet MS','Segoe UI',sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;}
  *{box-sizing:border-box;}body{margin:0;}button,input{font:inherit;}button{cursor:pointer;color:inherit;touch-action:manipulation;-webkit-tap-highlight-color:transparent;}button:disabled{cursor:default;}button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--green);outline-offset:5px;}button:active:not(:disabled){transform:translateY(1px);}h1,h2,p{margin:0;}h1{font-size:clamp(2rem,4.2vw,3.7rem);line-height:1.09;letter-spacing:-.035em;font-weight:700;text-wrap:balance;}h2{font-size:1.5rem;line-height:1.25;}p{line-height:1.65;}h1:focus{outline:none;}::selection{background:#deaf4680;color:var(--ink);}input{accent-color:var(--green);caret-color:var(--green);}button{transition:background .18s var(--ease),transform .18s var(--ease);}svg{display:block;flex-shrink:0;}button svg{pointer-events:none;}summary{cursor:pointer;min-height:48px;padding-block:12px;font-weight:bold;}details p,details ul{margin:12px 0;}li{line-height:1.7;}
}
@layer components {
  .shell{max-width:1240px;margin:auto;padding:0 48px;}.top{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:112px;border-bottom:1px solid var(--line);}.brand{display:flex;align-items:center;gap:13px;font-weight:bold;font-size:1.65rem;letter-spacing:-.04em;background:none;border:0;padding:8px 0;}.brand-dot{color:var(--clay);}.brand-mark{width:32px;height:44px;position:relative;display:block;}.brand-mark .shape{width:34px;height:34px;position:absolute;}.brand-mark .triangle{top:-4px;}.brand-mark .square{bottom:-4px;}.brand-mark .square{fill:var(--gold);}.adult-button{display:flex;align-items:center;gap:8px;border:0;background:transparent;padding:12px 0 12px 12px;min-height:52px;font-size:.9rem;color:var(--muted);}.icon{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:6;stroke-linecap:round;stroke-linejoin:round;}.adult-button .icon{width:22px;height:22px;}.shape{width:100%;height:100%;fill:var(--gold);}.shape.circle{fill:var(--green);}.shape.triangle{fill:var(--clay);}.shape.door{fill:var(--blue);}.ghost{fill:transparent!important;stroke:#899789;stroke-width:2.5;stroke-dasharray:5 4;}.lead{font-size:clamp(1.05rem,1.8vw,1.25rem);line-height:1.65;color:var(--muted);}.small{font-size:.86rem;color:var(--muted);line-height:1.65;}.primary,.secondary{border:0;border-radius:var(--radius);min-height:62px;display:inline-flex;align-items:center;justify-content:center;gap:14px;font-weight:bold;padding:16px 24px;}.primary{background:var(--green);color:var(--white);font-size:1.08rem;}.primary:hover{background:#254a41;}.secondary{background:#e6e9dd;}.secondary:hover{background:#d8ddcf;}.tool{border:0;background:transparent;display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:52px;padding:12px;color:var(--green);font-size:.94rem;border-radius:12px;}.tool:hover,.adult-button:hover{background:#e6e9dd;}.welcome{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding:68px 0 54px;}.welcome-copy h1{font-size:clamp(2.9rem,5.2vw,4.45rem);}.welcome-copy .lead{margin-top:24px;}.start{margin-top:30px;gap:16px;min-height:72px;padding-inline:24px;}.start .icon:first-child{width:28px;height:28px;}.welcome-note{margin-top:22px;max-width:42ch;}.welcome-board{height:390px;position:relative;background:#e7dfcc;border-radius:46% 46% 40px 40px;}.board-circle{position:absolute;width:138px;height:138px;left:20px;top:22px;transform:rotate(-12deg);}.board-house{position:absolute;right:35px;top:60px;width:155px;height:180px;transform:rotate(8deg);}.board-stack{position:absolute;width:125px;height:210px;bottom:36px;left:36px;transform:rotate(-7deg);}.board-small{position:absolute;width:92px;height:92px;right:36px;bottom:45px;}.board-small .circle{fill:var(--blue);}.board-caption{position:absolute;bottom:18px;left:0;right:0;text-align:center;font-size:.75rem;letter-spacing:.02em;color:#596451;}.welcome-bottom{border-top:1px solid var(--line);display:flex;justify-content:space-between;padding-top:22px;font-size:.94rem;color:var(--muted);gap:18px;}.audio-status{font-size:.8rem;color:var(--muted);margin-top:18px;max-width:75ch;line-height:1.5;}footer{display:flex;gap:16px;justify-content:space-between;border-top:1px solid var(--line);margin-top:38px;padding:22px 0 28px;font-size:.78rem;color:var(--muted);}.art{display:block;position:relative;}.shapes-art{height:160px;width:220px;}.shapes-art .shape{position:absolute;width:100px;height:100px;}.shapes-art .circle{left:5px;top:30px;}.shapes-art .triangle{left:103px;top:10px;transform:rotate(8deg);}.shapes-art .square{left:96px;top:75px;width:85px;height:85px;transform:rotate(-10deg);}.house-art{width:150px;height:175px;}.house-art .shape{position:absolute;left:0;}.house-art .triangle{top:0;width:150px;height:100px;}.house-art .square{bottom:0;left:9px;width:132px;height:120px;}.berry-art{width:200px;height:150px;display:grid;place-items:center;}.berry-art .berries{transform:rotate(-8deg);}.stack-art{width:110px;height:185px;display:flex;flex-direction:column;align-items:center;}.stack-art .shape{width:90px;height:65px;flex:1;}.stack-art .triangle{width:100px;}.heading-row{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:36px;}.heading-row p{margin-top:14px;}.chooser{padding-top:46px;}.activities{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}.activity{padding:26px 22px 20px;border:0;border-radius:var(--radius);text-align:left;min-width:0;min-height:320px;display:flex;flex-direction:column;align-items:flex-start;background:#e2e8da;}.activity.assembly{background:#eddfcc;}.activity.count{background:#f0dfd7;}.activity.stack{background:#dce5e7;}.activity>.art{height:180px;width:100%;margin-bottom:20px;}.activity .house-art{width:150px;align-self:center;}.activity .stack-art{width:100px;align-self:center;}.activity .shapes-art{transform:scale(.85);transform-origin:left center;}.activity:hover{background:#d6decc;}.activity.assembly:hover{background:#e8d4b7;}.activity.count:hover{background:#e9cec1;}.activity.stack:hover{background:#cbdde2;}.activity-name{font-size:1.3rem;line-height:1.25;font-weight:bold;max-width:12ch;}.activity-foot{display:flex;align-items:center;justify-content:space-between;gap:4px;font-size:.79rem;line-height:1.5;margin-top:auto;padding-top:14px;width:100%;}.activity-foot .icon{width:21px;height:21px;}.bottom-tools{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px;}.play{padding-top:22px;}.play-top{display:flex;justify-content:space-between;align-items:center;gap:10px;}.round-note{color:var(--muted);font-size:.84rem;}.instruction{display:flex;align-items:center;justify-content:center;gap:26px;padding:26px 0 24px;}.instruction h1{font-size:clamp(1.6rem,3.3vw,2.7rem);text-align:center;}.instruction .tool{background:#e6e9dd;flex-shrink:0;}.play-surface{min-height:245px;background:#ece6d7;border-radius:26px;display:flex;align-items:center;justify-content:center;gap:60px;padding:22px;}.match-home .slot{width:185px;height:185px;}.slot{background:transparent;border:3px dashed #93a08b;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:6px;min-width:70px;min-height:70px;}.slot span{color:var(--muted);font-size:.8rem;}.match-home .slot svg{width:120px;height:120px;}.slot.ready{background:#fffcf5;border:3px solid var(--green);}.choice-tray{display:flex;align-items:center;justify-content:center;gap:24px;padding-top:26px;}.piece{position:relative;width:128px;height:116px;min-width:70px;padding:14px;border:3px solid transparent;border-radius:var(--radius);background:var(--white);box-shadow:0 4px 14px #473d2010;}.piece:hover{background:#efe9da;}.piece.selected{border-color:var(--green);background:#e6e9dd;}.piece.hinted{outline:3px dashed var(--green);outline-offset:5px;}.selected-check{position:absolute;right:-7px;top:-9px;background:var(--green);color:var(--white);border-radius:50%;padding:4px;}.selected-check .icon{width:20px;height:20px;}.feedback{min-height:44px;display:grid;place-items:center;text-align:center;font-size:.94rem;padding-top:14px;color:var(--green);}.house-build{position:relative;width:220px;height:240px;}.house-part{position:absolute;border:0;padding:0;background:none;}.house-part.square{width:170px;height:170px;left:25px;bottom:0;}.house-part.triangle{width:220px;height:120px;top:0;left:0;}.house-part.door{width:65px;height:95px;bottom:23px;left:76px;}.house-part.current{border:2px dashed #6c7e6c;}.house-part.ready{background:#fffcf570;}.house-part:not(.current):disabled{opacity:.7;}.house-part.filled:disabled{opacity:1;}.house-part .shape{width:100%;height:100%;}.tower-example,.tower-build{display:flex;flex-direction:column;align-items:center;gap:12px;min-width:110px;}.cue-label{font-size:.84rem;color:var(--muted);font-weight:bold;}.tower-blocks{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;}.tower-blocks>.shape,.tower-part{width:88px;height:63px;}.tower-part{padding:0;border:0;background:none;}.tower-part .shape{width:100%;height:100%;}.tower-part.current{border:2px dashed #6c7e6c;border-radius:8px;}.tower-part:not(.current):disabled{opacity:.6;}.tower-part.filled:disabled{opacity:1;}.tower-part.ready{background:var(--white);}.count-cue{display:flex;flex-direction:column;align-items:center;gap:16px;}.dots{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px;max-width:150px;}.dots i{width:27px;height:27px;background:var(--green);border-radius:50%;}.picnic{width:200px;min-height:160px;background:#e0e5d7;}.picnic>.icon{width:55px;height:55px;color:#75816d;}.berries{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;max-width:160px;}.berry{width:45px;height:45px;}.piece .berries{width:100%;}.piece .berry{width:31px;height:31px;}.pause{min-height:600px;display:flex;flex-direction:column;align-items:center;text-align:center;justify-content:center;padding:40px 0;gap:18px;}.pause .lead{max-width:42ch;}.pause>.primary{margin-top:8px;}.success-art{position:relative;min-width:140px;height:170px;display:flex;align-items:center;justify-content:center;}.success-art>.shape{width:145px;height:145px;}.success-art .house-art{height:160px;width:145px;}.success-art .stack-art{height:165px;}.seal{width:50px;height:50px;border-radius:50%;background:#e2e8da;display:grid;place-items:center;position:absolute;bottom:0;right:-16px;}.rest-art .icon{width:100px;height:100px;color:var(--blue);stroke-width:3;}.adult-view{padding-top:26px;max-width:860px;margin:auto;}.adult-view h1{margin-top:24px;}.adult-view .lead{margin:18px 0;}.adult-view p{max-width:75ch;}.report-summary{display:flex;align-items:center;gap:18px;padding:26px 0;}.report-summary strong{font-size:2.5rem;}.report-summary span{max-width:25ch;color:var(--muted);}.table-scroll{overflow:auto;margin-bottom:18px;}table{border-collapse:collapse;text-align:left;width:100%;font-size:.9rem;}caption{text-align:left;font-weight:bold;font-size:1.05rem;margin-bottom:16px;}th,td{padding:16px 12px;border-bottom:1px solid var(--line);min-width:80px;}thead th{font-size:.8rem;color:var(--muted);font-weight:normal;}tbody th{font-weight:normal;min-width:165px;}details{margin-top:26px;border-block:1px solid var(--line);}.adult-settings,.privacy{margin-top:36px;}.adult-settings h2,.privacy h2{margin-bottom:18px;}.adult-settings label{display:flex;gap:12px;align-items:center;min-height:56px;cursor:pointer;line-height:1.5;}.adult-settings input{width:24px;height:24px;flex-shrink:0;}.adult-settings .audio-status{margin:0 0 16px 36px;}.adult-actions{display:flex;flex-wrap:wrap;gap:12px;margin-block:22px;}.danger{color:#8c351f;background:#f0dfd7;}.privacy p+p{margin-top:14px;}.adult-view>.small:last-child{margin-top:30px;}dialog{max-width:min(500px,calc(100vw - 32px));padding:32px;background:var(--paper);color:var(--ink);border:0;border-radius:20px;box-shadow:0 16px 60px #293d3530;}dialog::backdrop{background:#293d3566;}dialog h2{margin-bottom:18px;}dialog label{display:block;margin-top:18px;margin-bottom:8px;}dialog input{min-height:56px;width:100%;border:1px solid #899789;border-radius:10px;background:var(--white);padding:12px;}#gate-error{font-size:.85rem;color:#8c351f;}dialog .primary{font-size:.95rem;}dialog .secondary{font-size:.95rem;}.calm .welcome-board{background:transparent;}.calm .board-small,.calm .board-circle,.calm .board-caption{display:none;}.calm button{transition:none;}.calm button:active{transform:none;}
}
@layer responsive {
  @media(min-width:1500px){.welcome{padding-block:88px 74px;}.welcome-board{height:420px;}}
  @media(max-width:1000px){.shell{padding-inline:32px;}.welcome{gap:30px;}.welcome-board{height:340px;}.board-circle{width:100px;height:100px;}.board-house{right:15px;width:140px;top:30px;}.board-stack{left:15px;bottom:30px;width:110px;height:180px;}.board-small{right:20px;width:65px;height:65px;}.activities{grid-template-columns:repeat(2,minmax(0,1fr));}.activity{min-height:280px;}.activity>.art{height:155px;}.activity .shapes-art{width:220px;align-self:center;}.activity-name{max-width:none;}.activity-foot{font-size:.85rem;}.activity .house-art{height:155px;}.activity .house-art .square{height:105px;}}
  @media(max-width:600px){.shell{padding-inline:20px;}.top{min-height:86px;}.brand{font-size:1.32rem;gap:8px;}.brand-mark{transform:scale(.85);}.adult-button{font-size:.75rem;gap:4px;}.adult-button .icon{width:20px;height:20px;}.welcome{grid-template-columns:1fr;gap:30px;padding-top:36px;padding-bottom:28px;}.welcome-copy h1{font-size:2.9rem;}.welcome-copy .lead{margin-top:18px;}.welcome-note{font-size:.8rem;}.start{min-height:66px;margin-top:22px;width:100%;}.welcome-board{height:220px;border-radius:100px 100px 26px 26px;max-width:360px;width:100%;justify-self:center;}.board-circle{top:10px;left:10px;width:90px;height:90px;}.board-house{right:27px;top:7px;transform:scale(.8);transform-origin:top right;}.board-stack{left:36px;height:150px;bottom:25px;}.board-small{bottom:25px;right:36px;width:60px;height:60px;}.board-caption{font-size:.65rem;bottom:12px;}.welcome-bottom{font-size:.76rem;gap:14px;}.welcome-bottom span{max-width:20ch;}.audio-status{font-size:.74rem;}.chooser{padding-top:30px;}.heading-row{align-items:flex-start;gap:12px;margin-bottom:24px;}.heading-row h1{font-size:2rem;}.heading-row .tool{padding:10px;}.heading-row .tool span{display:none;}.heading-row p{font-size:1rem;margin-top:10px;}.activities{gap:12px;}.activity{padding:18px 14px;min-height:237px;}.activity>.art{height:125px;margin-bottom:18px;}.activity .shapes-art{transform:scale(.62);transform-origin:left top;width:180px;align-self:flex-start;height:125px;margin-bottom:18px;}.activity .house-art{width:115px;height:125px;}.activity .house-art .triangle{width:115px;height:76px;}.activity .house-art .square{left:7px;width:101px;height:90px;}.activity .stack-art{width:75px;}.activity .stack-art .shape{width:68px;height:42px;}.activity .berry-art .berry{width:40px;height:40px;}.activity-name{font-size:1.05rem;}.activity-foot{font-size:.7rem;padding-top:12px;gap:3px;}.activity-foot .icon{width:16px;height:16px;}.bottom-tools{gap:6px;}.bottom-tools .small{font-size:.73rem;max-width:19ch;}.bottom-tools .tool{font-size:.79rem;padding:10px 4px;gap:6px;}.bottom-tools .icon{width:22px;height:22px;}.play{padding-top:12px;}.play-top{flex-wrap:wrap;}.play-top .tool{padding:8px 2px;font-size:.8rem;}.round-note{order:3;width:100%;text-align:center;font-size:.74rem;}.instruction{padding:22px 0 20px;gap:12px;}.instruction h1{font-size:1.65rem;}.instruction .tool{padding:12px;}.instruction .tool span{display:none;}.play-surface{min-height:215px;padding:18px;gap:26px;border-radius:20px;}.match-home .slot{width:160px;height:160px;}.match-home .slot svg{width:100px;height:100px;}.choice-tray{gap:14px;padding-top:22px;}.piece{width:96px;height:96px;padding:10px;}.feedback{font-size:.85rem;min-height:48px;}.house-build{height:220px;transform:scale(.9);margin-block:-10px;}.tower-example,.tower-build{min-width:90px;gap:8px;}.tower-blocks>.shape,.tower-part{width:76px;height:55px;}.cue-label{font-size:.78rem;}.count-cue{max-width:100px;}.dots{gap:8px;}.dots i{width:22px;height:22px;}.picnic{width:150px;min-height:150px;}.berry{width:36px;height:36px;}.piece .berry{width:26px;height:26px;}.pause{min-height:570px;padding-block:36px;gap:18px;}.pause h1{font-size:2.5rem;}.pause .primary{width:100%;}.pause .lead{font-size:1.05rem;}.pause>p:not(.lead){font-size:.9rem;}.adult-view h1{font-size:2.4rem;}.adult-view .lead{font-size:1.05rem;}.adult-view p{font-size:.9rem;}.adult-actions>*{width:100%;}.adult-settings label{font-size:.95rem;}dialog{padding:24px;}footer{font-size:.68rem;margin-top:28px;gap:12px;}footer span:last-child{text-align:right;}}
  @media(max-width:360px){.shell{padding-inline:14px;}.brand{font-size:1.16rem;}.piece{width:86px;height:88px;}.choice-tray{gap:12px;}.activity-name{font-size:.96rem;}.activity-foot{font-size:.64rem;}.play-surface.count{gap:16px;}.picnic{width:135px;}.welcome-copy h1{font-size:2.6rem;}}
  @media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important;}button:active:not(:disabled){transform:none;}}
  @media(forced-colors:active){button{border:1px solid ButtonText;}.shape{fill:ButtonText;}.ghost{fill:none!important;stroke:ButtonText;}.slot,.piece.selected,.piece.hinted{outline:2px solid Highlight;}.dots i{background:ButtonText;}}
}

/* Future assembly pieces must not intercept taps on the active piece. */
.house-part:disabled,.tower-part:disabled{pointer-events:none;}

/* Preserve a 72px rendered door hit area at the mobile board scale. */
.house-part.door{width:80px;left:69px;display:grid;place-items:center;}.house-part.door>.shape{width:65px;}