/* kids.css — Kids Learning pages + activity players */
:root{--k-bg:#eef3f8;--k-card:#fff;--k-line:#dde5ee;--k-txt:#1e293b;--k-mut:#64748b;--k-acc:#f97316;--k-acc2:#2563eb;--k-ok:#16a34a;--k-no:#e11d48;--k-r:18px;--k-sh:0 2px 0 #d6dee8,0 6px 18px rgba(30,41,59,.06)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body.k-body{margin:0;background:var(--k-bg);color:var(--k-txt);font:600 17px/1.55 Nunito,"Segoe UI",system-ui,-apple-system,sans-serif}
img{max-width:100%;height:auto}
a{color:var(--k-acc2)}
.k-wrap{max-width:1180px;margin:0 auto;padding:0 16px}
h1,h2,h3{font-weight:900;line-height:1.2;margin:0 0 .5em}
h1{font-size:clamp(26px,4.4vw,40px)}h2{font-size:clamp(21px,3vw,28px)}h3{font-size:20px}
[hidden]{display:none!important}

/* header */
.k-top{background:#fff;border-bottom:3px solid #ffe2c7;position:sticky;top:0;z-index:40}
.k-topin{display:flex;align-items:center;gap:14px;min-height:64px}
.k-logo{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--k-txt);font-size:20px;white-space:nowrap}
.k-logo-ic{font-size:30px}.k-logo img{border-radius:10px}
.k-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.k-ddf{display:none}
.k-nav>a,.k-ddb{font:800 15px Nunito,sans-serif;white-space:nowrap;color:var(--k-txt);text-decoration:none;padding:9px 12px;border-radius:12px;border:0;background:none;cursor:pointer}
.k-nav>a:hover,.k-ddb:hover,.k-dd.open .k-ddb{background:#fff3e8;color:var(--k-acc)}
.k-dd{position:relative}
.k-ddm{display:none;position:absolute;right:0;top:calc(100% + 6px);background:#fff;border-radius:16px;box-shadow:0 16px 40px rgba(30,41,59,.18);padding:8px;min-width:280px;z-index:50}
.k-dd:hover .k-ddm,.k-dd.open .k-ddm{display:block}
.k-ddm a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;color:var(--k-txt);text-decoration:none;font-size:15px}
.k-ddm a:hover{background:var(--k-bg)}.k-ddm i{font-style:normal;width:24px;text-align:center}
.k-ddm small{margin-left:auto;color:var(--k-mut);font-size:12px}
.k-menubtn{display:none;margin-left:auto;font-size:24px;background:#fff3e8;border:0;border-radius:12px;padding:6px 12px;cursor:pointer}
@media(max-width:900px){
  .k-menubtn{display:block}
  .k-nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;align-items:stretch;padding:10px 16px 16px;box-shadow:0 12px 30px rgba(0,0,0,.12);max-height:80vh;overflow:auto}
  body.k-navopen .k-nav{display:flex}
  .k-ddm{position:static;box-shadow:none;display:none;padding:0 0 6px 12px;min-width:0}
  .k-dd:hover .k-ddm{display:none}.k-dd.open .k-ddm{display:block}
  .k-ddb{width:100%;text-align:left}
  .k-ddl{display:none}.k-ddf{display:inline}
}
.k-bc{font-size:14px;color:var(--k-mut);padding-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.k-bc a{color:var(--k-mut);text-decoration:none}.k-bc a:hover{color:var(--k-acc)}
.k-main{padding-top:14px;padding-bottom:40px}

/* hero, sections, grids */
.k-hero{background:#fff;border-radius:24px;padding:28px 26px;box-shadow:var(--k-sh);margin-bottom:22px;background-image:radial-gradient(circle at 95% 10%,#ffedd5 0,transparent 30%),radial-gradient(circle at 5% 100%,#dbeafe 0,transparent 30%)}
.k-hero-sm{padding:22px 24px}
.k-hic{display:inline-block;transform:translateY(2px)}
.k-intro{color:#334155;font-size:18px;max-width:860px}
.k-intro p:last-child{margin-bottom:0}
.k-sec{margin:30px 0}
.k-gh{display:flex;align-items:center;gap:8px}
.k-gh:after{content:"";flex:1;height:4px;border-radius:4px;background:var(--c);opacity:.25;margin-left:8px}
.k-mods{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.k-mod{display:flex;flex-direction:column;gap:4px;background:#fff;border-radius:var(--k-r);padding:16px;text-decoration:none;color:var(--k-txt);box-shadow:var(--k-sh);border-top:5px solid var(--c);transition:transform .15s}
.k-mod:hover{transform:translateY(-3px)}
.k-mod i{font-style:normal;font-size:34px}.k-mod b{font-size:18px}.k-mod small{color:var(--k-mut);font-size:14px;font-weight:600}
.k-mod em{font-style:normal;font-size:13px;color:var(--c);font-weight:800;margin-top:auto}
.k-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px}
.k-card{display:flex;flex-direction:column;background:#fff;border-radius:var(--k-r);overflow:hidden;text-decoration:none;color:var(--k-txt);box-shadow:var(--k-sh);transition:transform .15s}
.k-card:hover{transform:translateY(-3px) rotate(-.4deg)}
.k-thumb{position:relative;aspect-ratio:4/3;background:#f8fafc;display:flex;align-items:center;justify-content:center;border-bottom:2px solid #f1f5f9}
.k-thumb img{width:100%;height:100%;object-fit:contain;padding:8px}
.k-thumb em{font-style:normal;font-size:56px}
.k-star{position:absolute;top:6px;right:8px;font-style:normal;font-size:14px;background:#fff;border-radius:99px;padding:1px 6px;box-shadow:0 1px 4px rgba(0,0,0,.15)}
.k-ct{padding:10px 12px 12px;display:flex;flex-direction:column;gap:2px}
.k-ct b{font-size:16px;line-height:1.25}.k-ct small{color:var(--k-mut);font-size:13px}
.k-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}
.k-chip{font:800 14px Nunito,sans-serif;background:#fff;border:2px solid var(--k-line);border-radius:99px;padding:6px 14px;color:var(--k-txt);text-decoration:none;cursor:pointer}
.k-chip small{color:var(--k-mut)}.k-chip.on,.k-chip:hover{border-color:var(--k-acc);color:var(--k-acc)}
.k-empty{text-align:center;color:var(--k-mut);padding:30px;font-size:19px}
.k-pager{display:flex;gap:8px;justify-content:center;margin:24px 0}
.k-pager a,.k-pager b{min-width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:#fff;box-shadow:var(--k-sh);text-decoration:none;color:var(--k-txt)}
.k-pager b{background:var(--k-acc);color:#fff}
.k-search{margin-top:16px;max-width:640px}
.k-search input{width:100%;font:700 17px Nunito,sans-serif;padding:13px 18px;border-radius:16px;border:3px solid var(--k-line);background:#fff}
.k-search input:focus{outline:0;border-color:var(--k-acc)}
.k-qres{margin-top:14px}
.k-prose{background:#fff;border-radius:var(--k-r);padding:20px 22px;box-shadow:var(--k-sh)}
.k-prose p,.k-prose li{color:#334155}
.k-faq details{background:#fff;border-radius:14px;padding:12px 16px;margin-bottom:10px;box-shadow:var(--k-sh)}
.k-faq summary{font-weight:900;cursor:pointer}
.k-faq details div{color:#334155;padding-top:8px}
.k-foot{background:#1e293b;color:#cbd5e1;margin-top:40px;padding:34px 0 0}
.k-footgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:20px}
.k-foot h3{color:#fff;font-size:16px}
.k-foot a{display:block;color:#cbd5e1;text-decoration:none;font-size:14px;padding:2px 0}
.k-foot a:hover{color:#fdba74}
.k-footbar{border-top:1px solid #334155;margin-top:24px;padding:16px;text-align:center;font-size:14px}
.k-footbar a{display:inline}

/* buttons */
.k-btn{display:inline-flex;align-items:center;gap:6px;font:900 16px Nunito,sans-serif;background:var(--k-acc);color:#fff;border:0;border-radius:14px;padding:11px 18px;cursor:pointer;text-decoration:none;box-shadow:0 3px 0 #c2410c;transition:transform .1s}
.k-btn:active{transform:translateY(2px);box-shadow:0 1px 0 #c2410c}
.k-btn2{background:#fff;color:var(--k-txt);box-shadow:0 3px 0 var(--k-line);border:2px solid var(--k-line)}
.k-btn3{background:var(--k-ok);box-shadow:0 3px 0 #166534}
.k-iconbtn{border:0;background:#fff;border-radius:12px;width:40px;height:40px;font-size:19px;cursor:pointer;box-shadow:0 2px 0 var(--k-line)}
.k-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:16px 0}

/* activity page */
.k-acth h1{margin-bottom:.3em}
.k-acth .k-meta{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 12px;font-size:14px}
.k-meta a,.k-meta span{background:#fff;border-radius:99px;padding:4px 12px;text-decoration:none;color:var(--k-txt);box-shadow:0 1px 0 var(--k-line)}
.k-act>.k-intro{margin-bottom:16px}
.k-play{background:#fff;border-radius:24px;box-shadow:var(--k-sh);padding:14px;min-height:300px;position:relative}
.k-play:fullscreen{overflow:auto;border-radius:0;padding:20px}
.k-ssr{display:block;margin:0 auto;max-height:520px;opacity:.35}
.k-pbar{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.k-ptitle{font-weight:900;font-size:15px;color:var(--k-mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:40%}
.k-prog{display:flex;gap:5px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.k-prog i{width:12px;height:12px;border-radius:99px;background:#e2e8f0}
.k-prog i.d{background:var(--k-ok)}.k-prog i.c{background:var(--k-acc);transform:scale(1.3)}
.k-pbody{position:relative}
.k-actbar{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}
.k-upd{color:var(--k-mut);font-size:13px}
.k-prompt{text-align:center;font-size:clamp(18px,2.6vw,24px);font-weight:800;margin:4px 0 12px}
.k-hint{text-align:center;color:var(--k-mut);font-size:15px}
.k-good{color:var(--k-ok)}.k-bad{color:var(--k-no)}
.k-shake{animation:kshake .4s}
@keyframes kshake{20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}
.k-pop{animation:kpop .35s}
@keyframes kpop{50%{transform:scale(1.08)}}

/* paint */
.k-paint{display:flex;flex-direction:column;gap:10px}
.k-tools{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.k-tool{font:800 15px Nunito,sans-serif;background:#fff;border:2px solid var(--k-line);border-radius:12px;padding:8px 13px;cursor:pointer;color:var(--k-txt)}
.k-tool.on{background:var(--k-acc);border-color:var(--k-acc);color:#fff}
.k-size{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--k-mut)}
.k-size input{width:100px;accent-color:var(--k-acc)}
.k-canvaswrap{border:2px solid var(--k-line);border-radius:16px;overflow:hidden;background:#fff;line-height:0;text-align:center}
.k-canvas{max-width:100%;width:auto;height:auto;max-height:min(72vh,760px);touch-action:none;cursor:crosshair;display:inline-block}
.k-boxlbl{font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:var(--k-mut);margin-top:6px}
.k-crayons{display:flex;gap:6px;overflow-x:auto;padding:10px 4px 4px;scrollbar-width:thin}
.k-crayon{flex:0 0 auto;width:38px;height:92px;border:0;background:none;padding:0;cursor:pointer;display:flex;flex-direction:column;align-items:center;transition:transform .15s}
.k-crayon.on{transform:translateY(-10px)}
.k-crtip{width:0;height:0;border-left:13px solid transparent;border-right:13px solid transparent;border-bottom:22px solid var(--c);filter:brightness(.9)}
.k-crbody{width:28px;flex:1;background:var(--c);border-radius:4px 4px 6px 6px;position:relative;box-shadow:inset -5px 0 0 rgba(0,0,0,.12);display:flex;align-items:center;justify-content:center}
.k-crbody:before,.k-crbody:after{content:"";position:absolute;left:0;right:0;height:5px;background:rgba(0,0,0,.18)}
.k-crbody:before{top:12px}.k-crbody:after{bottom:12px}
.k-crbody b{background:#fff;color:#111;border-radius:6px;font-size:13px;padding:0 4px;position:relative;z-index:1}
.k-crayon.on .k-crbody{outline:3px solid #1e293b;outline-offset:2px}
.k-crayon[aria-label="#ffffff"] .k-crbody,.k-crayon[aria-label="#ffffff"] .k-crtip{border-color:transparent transparent #e5e7eb;background:#f1f5f9}
.k-legend{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;font-weight:800;margin-bottom:8px}
.k-legend span{display:flex;align-items:center;gap:6px;background:#f8fafc;border-radius:99px;padding:3px 10px}
.k-legend i{width:18px;height:18px;border-radius:50%;border:2px solid #0002}
.k-stamps{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.k-stamp{width:50px;height:50px;border-radius:12px;border:2px solid var(--k-line);background:#fff;font-size:26px;cursor:pointer;padding:4px}
.k-stamp img{width:100%;height:100%;object-fit:contain}.k-stamp.on{border-color:var(--k-acc);background:#fff3e8}

/* trace */
.k-trace{display:flex;flex-direction:column;align-items:center}
.k-tracewrap{position:relative;width:min(560px,100%);border-radius:18px;overflow:hidden;border:2px solid var(--k-line);line-height:0}
.k-tracecv{width:100%;max-height:none}
.k-anim{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.k-anim text{fill:#f97316;fill-opacity:0;stroke:#f97316;stroke-width:5;stroke-dasharray:3000;stroke-dashoffset:3000}
.k-anim.go text{animation:kdraw 2.6s ease forwards}
.k-anim.fade{opacity:0;transition:opacity .6s}
@keyframes kdraw{80%{stroke-dashoffset:0;fill-opacity:0}100%{stroke-dashoffset:0;fill-opacity:.55}}
.k-traceres{min-height:28px;text-align:center;font-size:18px}

/* quiz */
.k-ask{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;text-align:center;margin-bottom:12px}
.k-ask h3{font-size:clamp(20px,3vw,28px);margin:0}
.k-askbox{display:flex;flex-direction:column;align-items:center;gap:10px}
.k-askimg{max-height:240px;width:auto;border-radius:14px}
.k-opts{display:grid;grid-template-columns:repeat(var(--cols,4),minmax(0,1fr));gap:12px;max-width:760px;margin:0 auto}
@media(max-width:560px){.k-opts{grid-template-columns:repeat(min(var(--cols,4),2),minmax(0,1fr))}}
.k-opt{font:800 18px Nunito,sans-serif;background:#fff;border:3px solid var(--k-line);border-radius:18px;padding:12px;cursor:pointer;min-height:70px;display:flex;align-items:center;justify-content:center;color:var(--k-txt);box-shadow:0 3px 0 var(--k-line);transition:transform .1s}
.k-opt:hover{border-color:#fdba74}
.k-opt.ok{border-color:var(--k-ok);background:#dcfce7}.k-opt.no{border-color:var(--k-no);background:#ffe4e6;opacity:.7}
.k-opts-big .k-opt{min-height:120px}
.k-num{font-size:clamp(30px,5vw,46px);font-weight:900}
.k-num-xl{font-size:clamp(50px,9vw,90px)}
.k-word-opt{font-size:22px}
.k-after{text-align:center;font-weight:800;color:var(--k-ok);font-size:19px}
.k-vis{display:inline-flex;align-items:center;justify-content:center}
img.k-vis{max-width:100%;max-height:110px;object-fit:contain}
.k-emo{font-size:clamp(34px,6vw,56px);line-height:1.1}
.k-dotc{width:clamp(40px,7vw,62px);height:clamp(40px,7vw,62px);border-radius:50%;border:3px solid #0001}
.k-objs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;max-width:520px}
.k-objs img.k-vis{max-height:72px;max-width:72px}.k-objs .k-emo{font-size:clamp(40px,6vw,56px)}
.k-sum{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px}
.k-sum .k-objs{max-width:240px;background:#f8fafc;border-radius:14px;padding:8px}
.k-op{font-size:40px;font-weight:900;color:var(--k-acc)}
.k-side{display:flex;flex-direction:column;align-items:center;gap:6px}.k-side small{font-size:16px;color:var(--k-mut)}
.k-word{display:flex;gap:8px;justify-content:center;font-size:clamp(40px,8vw,64px);font-weight:900;letter-spacing:.05em}
.k-word .blank{color:var(--k-acc);min-width:.7em;text-align:center;border-bottom:5px solid var(--k-acc)}
.k-word .fill{color:var(--k-ok);border-color:var(--k-ok)}
.k-pattern{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center}
.k-pattern img.k-vis{max-height:70px}
.k-qbox{width:clamp(50px,8vw,70px);height:clamp(50px,8vw,70px);border:4px dashed var(--k-acc);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:900;color:var(--k-acc)}
.k-sight{font-size:clamp(56px,12vw,120px);font-weight:900;text-align:center;color:var(--k-acc2);transition:opacity .4s}
.k-sight.gone{opacity:0;height:0;overflow:hidden}
.k-colorword{text-transform:uppercase;-webkit-text-stroke:1px #0003}
.k-hearopt{display:flex;flex-direction:column;align-items:center;gap:4px}.k-hearopt small{font-size:15px}

/* tiles, drag targets */
.k-tiles{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:12px 0}
.k-tile{font:900 30px Nunito,sans-serif;min-width:62px;height:62px;border-radius:16px;border:3px solid #fdba74;background:#fff7ed;color:var(--k-txt);cursor:grab;touch-action:none;box-shadow:0 4px 0 #fdba74;padding:0 10px;user-select:none}
.k-tile.sel{background:var(--k-acc);color:#fff}.k-tile.used{visibility:hidden}.k-tile.drag{opacity:.35}
.k-tile-p{height:auto;min-height:62px;display:flex;flex-direction:column;align-items:center;padding:6px 10px;font-size:15px}
.k-tile-p img.k-vis{max-height:60px}.k-tile-p .k-emo{font-size:36px}
.k-binin .k-tile{visibility:visible;transform:scale(.8);cursor:default;box-shadow:none}
.k-ghost{position:fixed;pointer-events:none;z-index:9999;transform:translate(-50%,-50%) scale(1.08);opacity:.92;margin:0}
.k-slots{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:10px 0}
.k-slot{font:900 30px Nunito,sans-serif;min-width:58px;height:62px;border-radius:14px;border:3px dashed #94a3b8;background:#f8fafc;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--k-txt);padding:0 8px}
.k-slot.ok,.k-slots.ok .k-slot{border-style:solid;border-color:var(--k-ok);background:#dcfce7}
.k-drops{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}
.k-drop{background:#f8fafc;border:3px dashed #cbd5e1;border-radius:18px;padding:10px;display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer;min-height:150px}
.k-drop img.k-vis{max-height:100px}.k-drop small{color:var(--k-mut)}
.k-dropslot{font-size:30px;font-weight:900;color:var(--k-ok);min-height:40px}
.k-drop.done{border-style:solid;border-color:var(--k-ok);background:#dcfce7}
.k-cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(12px,5vw,60px);max-width:760px;margin:0 auto}
.k-col{display:flex;flex-direction:column;gap:10px}
.k-pair{display:flex;align-items:center;gap:10px;background:#fff;border:3px solid var(--k-line);border-radius:16px;padding:8px 12px;min-height:72px;cursor:pointer;font:800 20px Nunito,sans-serif;color:var(--k-txt);touch-action:none;justify-content:center}
.k-pair img.k-vis{max-height:70px;max-width:90px}
.k-pair.sel{border-color:var(--k-acc);background:#fff3e8}.k-pair.done{border-color:var(--k-ok)}
.k-pair.used{cursor:default}
.k-shadow img.k-vis,.k-shadow .k-emo{filter:brightness(0) opacity(.75)}
.k-shadow.lit img.k-vis,.k-shadow.lit .k-emo{filter:none}
.k-bins{display:grid;grid-template-columns:repeat(var(--cols,2),minmax(0,1fr));gap:12px}
.k-bin{border:3px dashed #a5b4fc;background:#eef2ff;border-radius:20px;min-height:160px;padding:10px;cursor:pointer}
.k-bin h4{margin:0 0 8px;text-align:center;font-size:20px}
.k-binin{display:flex;flex-wrap:wrap;gap:4px;justify-content:center}

/* symmetry */
.k-sym{display:grid;grid-template-columns:repeat(var(--n),1fr);width:min(520px,100%);aspect-ratio:1;margin:0 auto;border:3px solid #334155;border-radius:8px;overflow:hidden}
.k-cell{border:1px solid #cbd5e1;background:#fff;padding:0;cursor:pointer}
.k-cell.ro{cursor:default;background:#f8fafc}.k-cell.mid{border-right:4px solid var(--k-no)}
.k-cell.wrong{outline:3px solid var(--k-no);outline-offset:-3px}

/* flashcards, hear grid */
.k-flash{display:flex;flex-direction:column;align-items:center;gap:10px;width:min(460px,100%);margin:0 auto;background:linear-gradient(160deg,#fff7ed,#fff);border:4px solid #fed7aa;border-radius:28px;padding:20px;cursor:pointer;position:relative;font-family:inherit}
.k-flashl{position:absolute;top:12px;left:18px;font-size:44px;font-weight:900;color:var(--k-acc)}
.k-flashimg{max-height:240px!important}
.k-flash .k-emo{font-size:110px}
.k-flashw{font-size:30px;font-weight:800;color:var(--k-txt)}.k-flashw b{color:var(--k-acc);font-size:40px}
.k-hear{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}
.k-hearc{display:flex;flex-direction:column;align-items:center;gap:6px;background:#fff;border:3px solid var(--k-line);border-radius:18px;padding:12px;cursor:pointer;font-family:inherit;color:var(--k-txt)}
.k-hearc b{font-size:18px}.k-hearc small{color:var(--k-mut);font-size:13px}
.k-hearc.heard{border-color:#86efac}
.k-hearc img.k-vis{max-height:100px}

/* clock & money */
.k-clock{width:min(320px,80vw);display:block;margin:0 auto;touch-action:none;user-select:none}
.k-clock .k-hh,.k-clock .k-mh{transition:transform .15s}
.k-cash{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center}
.k-coin{width:64px;height:64px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fef3c7,#d4a017 70%);border:3px solid #b8860b;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 3px 0 #8a6d0b}
.k-coin1,.k-coin2,.k-coin5{background:radial-gradient(circle at 35% 30%,#f1f5f9,#94a3b8 70%);border-color:#64748b;box-shadow:0 3px 0 #475569}
.k-coin2{width:60px;height:60px}.k-coin1{width:54px;height:54px}
.k-coin b{font-size:17px;color:#1e293b}
.k-note{width:118px;height:58px;border-radius:8px;background:var(--c);display:flex;align-items:center;justify-content:center;cursor:pointer;border:3px solid #0002;box-shadow:inset 0 0 0 5px #fff6,0 3px 0 #0002}
.k-note b{background:#fff;border-radius:6px;padding:0 8px;font-size:18px}
.k-traybox{background:#f8fafc;border:3px dashed #cbd5e1;border-radius:18px;padding:12px;margin-top:12px;text-align:center}
.k-total{font-size:28px;color:var(--k-ok)}
.k-tray{min-height:70px;margin-top:8px}

/* memory, jigsaw, spot, maze, sequencing */
.k-memory{display:grid;grid-template-columns:repeat(var(--cols),1fr);gap:10px;max-width:640px;margin:0 auto}
.k-mcard{aspect-ratio:1;border:0;padding:0;background:none;cursor:pointer;position:relative;perspective:600px}
.k-mback,.k-mface{position:absolute;inset:0;border-radius:16px;display:flex;align-items:center;justify-content:center;backface-visibility:hidden;transition:transform .35s}
.k-mback{background:linear-gradient(135deg,#a78bfa,#6366f1);color:#fff;font-size:34px;font-weight:900}
.k-mface{background:#fff;border:3px solid var(--k-line);transform:rotateY(180deg);padding:6px}
.k-mcard.open .k-mback,.k-mcard.done .k-mback{transform:rotateY(180deg)}
.k-mcard.open .k-mface,.k-mcard.done .k-mface{transform:rotateY(0)}
.k-mcard.done .k-mface{border-color:var(--k-ok)}
.k-mface img.k-vis{max-height:90%}
.k-jigwrap{position:relative;width:min(560px,100%);margin:0 auto}
.k-jig{display:grid;grid-template-columns:repeat(var(--n),1fr);gap:3px;aspect-ratio:1;background:#cbd5e1;border-radius:12px;overflow:hidden;padding:3px}
.k-jig.solved{gap:0;padding:0}
.k-piece{border:0;padding:0;cursor:pointer;background-repeat:no-repeat;touch-action:none;border-radius:4px}
.k-piece.sel{outline:4px solid var(--k-acc);outline-offset:-4px;filter:brightness(1.1)}
.k-jigprev{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;pointer-events:none;transition:opacity .3s;border-radius:12px}
.k-jigprev.show{opacity:.9}
.k-sd{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:640px){.k-sd{grid-template-columns:1fr}}
.k-sdpane{position:relative;line-height:0;border-radius:14px;overflow:hidden;border:3px solid var(--k-line);cursor:pointer}
.k-sdpane img{width:100%;user-select:none}
.k-sdo{position:absolute;aspect-ratio:1;border:4px solid var(--k-no);border-radius:50%;transform:translate(-50%,-50%);pointer-events:none;animation:kpop .35s}
.k-sdx{position:absolute;transform:translate(-50%,-50%);color:var(--k-no);font-style:normal;font-size:28px;font-weight:900;pointer-events:none;line-height:1}
.k-sdhint{position:absolute;width:14%;aspect-ratio:1;border-radius:50%;transform:translate(-50%,-50%);background:#facc1566;animation:kpulse 1s infinite;pointer-events:none}
@keyframes kpulse{50%{transform:translate(-50%,-50%) scale(1.3)}}
.k-mazewrap{position:relative;width:min(560px,100%);margin:0 auto;line-height:0}
.k-mazecv{width:100%;max-height:none;border-radius:12px}
.k-mazehero,.k-mazegoal{position:absolute;transform:translate(-50%,-50%);transition:left .12s,top .12s;pointer-events:none;width:calc(100% / var(--n) * .8);height:calc(100% / var(--n) * .8);font-size:calc(min(560px,92vw) / var(--n) * .62);line-height:1}
img.k-mazehero,img.k-mazegoal{object-fit:contain;max-height:none}
.k-pad{display:grid;grid-template-areas:". n ." "w s e";grid-template-columns:repeat(3,64px);gap:6px;justify-content:center;margin-top:12px}
.k-padb{height:56px;font-size:26px;border-radius:14px;border:0;background:#ede9fe;cursor:pointer;box-shadow:0 3px 0 #c4b5fd}
.k-pad-n{grid-area:n}.k-pad-w{grid-area:w}.k-pad-s{grid-area:s}.k-pad-e{grid-area:e}
.k-seqslots{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin-bottom:12px}
.k-seqslot{min-height:150px;border:3px dashed #cbd5e1;border-radius:16px;position:relative;display:flex;align-items:center;justify-content:center;padding:6px}
.k-seqslot>b{position:absolute;top:4px;left:8px;color:var(--k-mut)}
.k-seqslot.ok{border-style:solid;border-color:var(--k-ok);background:#dcfce7}.k-seqslot.wrong{border-color:var(--k-no);background:#ffe4e6}
.k-seqcard{display:flex;flex-direction:column;align-items:center;gap:4px;background:#fff;border:3px solid var(--k-line);border-radius:16px;padding:8px;cursor:pointer;font:800 15px Nunito,sans-serif;color:var(--k-txt);max-width:150px}
.k-seqcard.used{visibility:hidden}.k-seqcard img.k-vis{max-height:90px}

/* body parts */
.k-body-img{position:relative;width:min(520px,100%);margin:0 auto;line-height:0;cursor:pointer}
.k-body-img img{width:100%;user-select:none}
.k-bubble{position:absolute;transform:translate(-50%,-130%);background:var(--k-acc2);color:#fff;font-size:17px;font-weight:900;line-height:1.3;padding:4px 12px;border-radius:99px;white-space:nowrap;pointer-events:none;animation:kpop .3s}
.k-bubble.ok{background:var(--k-ok)}

/* rhymes */
.k-cover{display:block;max-height:320px;margin:0 auto 12px;border-radius:16px}
.k-yt{display:block;width:100%;aspect-ratio:16/9;border:0;border-radius:16px;background:#000 center/cover;cursor:pointer;position:relative}
.k-yt span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#ef4444;color:#fff;font-size:30px;width:84px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center}
.k-ytf{aspect-ratio:16/9}.k-ytf iframe{width:100%;height:100%;border:0;border-radius:16px}
.k-video,.k-audio{width:100%;border-radius:12px}
.k-lyrics{max-width:720px;margin:0 auto;font-size:21px}
.k-lyrics p{margin:.35em 0;padding:4px 10px;border-radius:10px;transition:background .2s}
.k-lyrics p.on{background:#fef3c7}
.k-lyrics.k-big{font-size:30px}
.k-w{cursor:pointer}.k-w:hover{color:var(--k-acc)}

/* printables */
.k-pages{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px}
.k-pagethumb{display:flex;flex-direction:column;gap:4px;align-items:center;text-decoration:none;color:var(--k-txt);background:#f8fafc;border-radius:14px;padding:8px;border:2px solid var(--k-line)}
.k-pagethumb img{aspect-ratio:1/1.41;object-fit:cover;width:100%;border-radius:8px;background:#fff}
.k-input{display:block;width:min(420px,100%);margin:0 auto 12px;font:800 22px Nunito,sans-serif;padding:12px 16px;border-radius:14px;border:3px solid var(--k-line);text-align:center}
.k-cert{max-height:none}

/* games */
.k-game{width:100%;max-height:80vh;background:#0f172a;border-radius:16px;overflow:hidden;position:relative}
.k-game iframe{width:100%;height:100%;border:0;display:block;background:#fff}
.k-gamestart{position:absolute;inset:0;width:100%;border:0;background:#1e293b center/cover;cursor:pointer}
.k-gamestart span{background:var(--k-acc);color:#fff;font:900 26px Nunito,sans-serif;padding:14px 30px;border-radius:99px;box-shadow:0 6px 0 #c2410c}
.k-game:fullscreen{max-height:none;border-radius:0}

/* English & Grammar */
.k-rule{max-width:760px;margin:0 auto 14px;background:#f0fdfa;border:3px solid #99f6e4;border-radius:20px;padding:14px 18px;font-size:19px}
.k-rule p{margin:.3em 0}.k-rule b{color:#0f766e}
.k-rulet{font-size:15px;text-transform:uppercase;letter-spacing:.05em;color:#0f766e;margin-bottom:4px}
.k-exs{margin-top:10px;padding-top:10px;border-top:2px dashed #99f6e4}
.k-exs ul{margin:0;padding-left:1.1em}.k-exs li{margin:.25em 0;cursor:pointer}
mark{background:#fde68a;color:inherit;border-radius:6px;padding:0 4px}
.k-ruleq{width:min(760px,100%);text-align:left}.k-ruleq summary{cursor:pointer;color:#0f766e;font-size:15px}.k-ruleq .k-rule{font-size:16px;margin-top:6px}
.k-sent{font-size:clamp(21px,3.2vw,30px);font-weight:800;text-align:center;margin:.2em 0;line-height:1.5;max-width:820px}
.k-sent.k-small{font-size:19px;color:var(--k-mut)}
.k-gap{display:inline-block;min-width:3.2em;border-bottom:4px solid var(--k-acc);color:var(--k-acc);margin:0 .15em;line-height:1.1;text-align:center}
.k-gap.fill{color:var(--k-ok);border-color:var(--k-ok)}
.k-askg{margin-bottom:6px}
.k-toks{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:860px;margin:0 auto 12px}
.k-tok{font:800 clamp(20px,3vw,27px) Nunito,sans-serif;padding:8px 14px;border-radius:14px;border:3px solid var(--k-line);background:#fff;color:var(--k-txt);cursor:pointer;box-shadow:0 3px 0 var(--k-line)}
.k-tok:hover{border-color:#5eead4}
.k-tok.ok{border-color:var(--k-ok);background:#dcfce7}.k-tok.no{border-color:var(--k-no);background:#ffe4e6}
.k-tok.bad{border-color:var(--k-no);background:#ffe4e6;text-decoration:line-through;text-decoration-color:var(--k-no)}
.k-found{color:var(--k-mut);font-size:16px}
.k-fixed{color:var(--k-ok)}
.k-sline{min-height:72px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center;border:3px dashed #cbd5e1;border-radius:18px;padding:10px;max-width:860px;margin:6px auto 14px}
.k-sline.ok{border-style:solid;border-color:var(--k-ok);background:#dcfce7}
.k-wtiles{max-width:860px;margin:0 auto}
.k-wt{width:auto;min-width:0;padding:0 16px;font-size:clamp(19px,2.8vw,25px)}
.k-placed{background:#ccfbf1}
.k-say2{margin:4px auto}
.k-spell{letter-spacing:.08em;font-size:28px}
.k-spell.ok{border-color:var(--k-ok);background:#dcfce7}
.k-passage{background:#fff;border:2px solid var(--k-line);border-radius:18px;padding:10px 14px;font-size:20px;line-height:1.7}
.k-passage.k-big{font-size:27px}
.k-rcq{margin-top:18px;padding-top:14px;border-top:3px dashed var(--k-line)}
.k-vtag{display:inline-block;font-size:14px;font-weight:900;text-transform:uppercase;letter-spacing:.05em;padding:3px 12px;border-radius:99px;background:#e0f2fe;color:#0369a1}
.k-v-antonym{background:#ffe4e6;color:#be123c}.k-v-synonym{background:#dcfce7;color:#15803d}
.k-pq{font-size:17px;padding-left:1.4em}.k-pq li{margin:0 0 14px;break-inside:avoid}.k-pq p{margin:.15em 0}
.k-pqo{color:#334155}.k-pqe{font-size:30px;float:right}
.k-jum{font-weight:800}
.k-wline{border-bottom:1.5px solid #94a3b8;height:30px;margin:6px 0 4px!important}
.k-ppas p{text-align:justify;margin:.4em 0;line-height:1.6}

/* English course page */
.k-course-lv{background:var(--k-card);border-radius:var(--k-r);box-shadow:var(--k-sh);padding:18px;margin:0 0 18px}
.k-course-lv>header{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.k-course-lv>header .k-lvn{background:#0d9488;color:#fff;border-radius:14px;padding:6px 12px;font-weight:900;white-space:nowrap}
.k-course-lv>header h2{margin:0;font-size:clamp(20px,2.6vw,26px)}
.k-course-lv>header small{color:var(--k-mut);font-size:15px;display:block}
.k-lvbar{margin-left:auto;min-width:150px;font-size:14px;color:var(--k-mut);text-align:right}
.k-lvbar i{display:block;height:10px;border-radius:99px;background:#e2e8f0;overflow:hidden;margin-top:4px}
.k-lvbar i b{display:block;height:100%;width:0;background:#14b8a6;transition:width .4s}
.k-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.k-steps a{display:flex;gap:10px;align-items:center;padding:10px 12px;border:2px solid var(--k-line);border-radius:14px;text-decoration:none;color:var(--k-txt);background:#fff}
.k-steps a:hover{border-color:#5eead4}
.k-steps .k-sn{flex:none;width:34px;height:34px;border-radius:50%;background:#f0fdfa;border:2px solid #99f6e4;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:14px;color:#0f766e}
.k-steps .k-st{display:flex;flex-direction:column;line-height:1.25;min-width:0}.k-steps .k-st small{color:var(--k-mut);font-size:13px}
.k-steps a.done .k-sn{background:#14b8a6;color:#fff;border-color:#14b8a6}
.k-lvjump{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}
.k-nav>a.k-navcourse{color:#0f766e;background:#f0fdfa}
.k-coursebanner{display:flex;gap:14px;align-items:center;background:linear-gradient(100deg,#0d9488,#0891b2);color:#fff;text-decoration:none;border-radius:22px;padding:16px 20px;margin:0 0 22px;box-shadow:var(--k-sh)}
.k-coursebanner i{font-style:normal;font-size:44px}.k-coursebanner span{display:flex;flex-direction:column;gap:2px;flex:1}
.k-coursebanner b{font-size:clamp(19px,2.6vw,24px)}.k-coursebanner small{opacity:.92;font-size:15px}
.k-coursebanner em{font-style:normal;background:#fff;color:#0f766e;font-weight:900;border-radius:99px;padding:8px 16px;white-space:nowrap}
@media(max-width:560px){.k-coursebanner{flex-wrap:wrap}.k-coursebanner em{margin-left:auto}}
.k-cchip{display:inline-flex;gap:6px;align-items:center;background:#f0fdfa;border:2px solid #99f6e4;color:#0f766e;border-radius:99px;padding:3px 12px;font-size:14px;text-decoration:none;font-weight:800}

/* ---- modules 50+ (kids-more.js) */
.k-center{text-align:center}
.k-pvt{font-size:clamp(17px,2.4vw,22px);font-weight:800;line-height:1.3}
.k-pad2{display:grid;grid-template-columns:repeat(3,64px);gap:8px;justify-content:center;margin:8px auto 4px}
.k-padk{height:54px;border-radius:14px;border:0;background:#e0f2fe;font:900 22px Nunito,sans-serif;color:#0c4a6e;cursor:pointer;box-shadow:0 3px 0 #bae6fd}.k-padk.go{background:#16a34a;color:#fff;box-shadow:0 3px 0 #15803d}
.k-numin{font-size:30px;max-width:220px}.k-numin.ok{border-color:var(--k-ok);background:#dcfce7}
.k-sum2{font-size:clamp(30px,6vw,52px);text-align:center;margin:.2em 0}
.k-timer{height:12px;border-radius:99px;background:#e2e8f0;overflow:hidden;max-width:520px;margin:0 auto 8px}.k-timer i{display:block;height:100%;width:100%;background:linear-gradient(90deg,#22c55e,#facc15,#ef4444);transition:width .2s linear}
.k-score{text-align:center;font-size:22px;font-weight:900;margin:.2em 0}
/* word search */
.k-wswrap{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;align-items:flex-start}
.k-ws{display:grid;grid-template-columns:repeat(var(--n),1fr);width:min(560px,100%);aspect-ratio:1;border:3px solid var(--k-line);border-radius:14px;background:#fff;touch-action:none;user-select:none;overflow:hidden}
.k-wsc{display:flex;align-items:center;justify-content:center;font:900 clamp(13px,3.2vw,24px) Nunito,sans-serif;cursor:pointer;border-radius:6px}
.k-wsc.sel{background:#fde68a!important}.k-wsc.hint{outline:3px solid #f97316;animation:kpop .4s}
.k-wsl{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px;max-width:220px}.k-wsl li{padding:4px 10px;border-radius:99px;background:#f1f5f9;font-weight:800}.k-wsl li.done{text-decoration:line-through}
.k-wsp{border-collapse:collapse;margin:0 auto}.k-wsp td{width:28px;height:28px;text-align:center;font:800 18px Nunito,sans-serif;border:1px solid #cbd5e1}.k-wsp td.on{background:#fde68a}
/* crossword */
.k-cwwrap{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;align-items:flex-start}
.k-cw{display:grid;grid-template-columns:repeat(var(--w),minmax(0,40px));gap:2px;max-width:100%}
.k-cwb{aspect-ratio:1}.k-cwx{position:relative;aspect-ratio:1;background:#fff;border:2px solid #334155;border-radius:4px}
.k-cwx small{position:absolute;left:2px;top:0;font-size:10px;font-weight:800;color:#475569;pointer-events:none}
.k-cwx input{width:100%;height:100%;border:0;background:transparent;text-align:center;font:900 clamp(15px,3vw,22px) Nunito,sans-serif;text-transform:uppercase;padding:0;color:var(--k-txt)}
.k-cwx.hl{background:#fef9c3}.k-cwx.bad{background:#ffe4e6}.k-cwx.rev input{color:#2563eb}
.k-cwcl{display:flex;gap:16px;flex-wrap:wrap;max-width:420px;font-size:16px}.k-cwc h4{margin:0 0 4px}.k-cwc ol{margin:0;padding-left:1.6em}.k-cwc li{cursor:pointer;padding:2px 4px;border-radius:6px}.k-cwc li.on{background:#fef9c3}
.k-cwp{border-collapse:collapse;margin:0 auto 12px}.k-cwp td{width:30px;height:30px;position:relative;text-align:center;font:800 17px Nunito,sans-serif}.k-cwp td.c{border:1.5px solid #000}.k-cwp td small{position:absolute;left:2px;top:0;font-size:9px}
/* match / speak */
.k-mpp{display:grid;grid-template-columns:1fr 1fr;gap:20px;font-size:18px}.k-mpp li{margin:0 0 10px}
.k-micnote{max-width:640px;margin:0 auto}
.k-speak span{padding:0 3px;border-radius:6px}.k-speak span.ok{background:#dcfce7;color:#166534}.k-speak span.no{background:#ffe4e6;color:#9f1239}
.k-mic.on{background:#dc2626;animation:kpulse2 1s infinite}@keyframes kpulse2{50%{box-shadow:0 0 0 10px #dc262633}}
.k-said{text-align:center;color:var(--k-mut);min-height:1.5em}
.k-big1{font-size:22px;font-weight:800}
/* maths */
.k-tbls{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.k-tbl{background:#f0f9ff;border-radius:14px;padding:10px 12px;font-size:17px}.k-tbl h4{margin:0 0 4px;color:#0369a1}
.k-sums{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px 18px;font-size:19px;font-weight:700}
.k-frac{display:inline-flex;flex-direction:column;align-items:center;font-weight:900;line-height:1.05;vertical-align:middle;margin:0 .15em}.k-frac i{font-style:normal}.k-frac i:first-child{border-bottom:3px solid currentColor;padding:0 .15em}
.k-fbig{font-size:30px}.k-fsvg{width:150px;height:auto;max-width:100%}.k-fbar{width:220px}.k-fp{fill:#fff;stroke:#334155;stroke-width:2;cursor:pointer}.k-fp.on{fill:#f97316}
.k-fopt{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:24px}
.k-nl{width:100%;max-width:900px;display:block;margin:0 auto}.k-nll{stroke:#334155;stroke-width:4}.k-nlt{stroke:#334155;stroke-width:3}.k-nln{font:800 22px Nunito,sans-serif;text-anchor:middle;fill:#1e293b}
.k-nlhit{fill:transparent;cursor:pointer}.k-nlhit:hover{fill:#fde68a55}.k-nlm{fill:#ef4444}.k-nlok{fill:none;stroke:#16a34a;stroke-width:5}.k-nlno{font:800 20px Nunito,sans-serif;text-anchor:middle;fill:#e11d48}
.k-nlj{fill:none;stroke:#2563eb;stroke-width:4;stroke-dasharray:400;stroke-dashoffset:400;animation:kdash .5s forwards}@keyframes kdash{to{stroke-dashoffset:0}}
.k-pvb{display:flex;gap:16px;flex-wrap:wrap;align-items:flex-end;justify-content:center;min-height:90px}.k-pvg{display:flex;gap:4px;flex-wrap:wrap;align-items:flex-end;max-width:360px}
.k-pvb i{display:block;background:#60a5fa;border:1.5px solid #1d4ed8;border-radius:3px}.k-pvb .k-o{width:16px;height:16px;background:#fbbf24;border-color:#b45309}.k-pvb .k-t{width:16px;height:90px;background:#34d399;border-color:#047857;background-image:repeating-linear-gradient(0deg,transparent 0 8px,#04785766 8px 9px)}
.k-pvb .k-h{width:90px;height:90px;background-image:repeating-linear-gradient(0deg,transparent 0 8px,#1d4ed866 8px 9px),repeating-linear-gradient(90deg,transparent 0 8px,#1d4ed866 8px 9px)}.k-pvb .k-th{width:100px;height:100px;background:#c084fc;border-color:#7e22ce;box-shadow:6px -6px 0 #a855f7}
.k-pvctl{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.k-pvctl div{display:flex;flex-direction:column;align-items:center;gap:4px}.k-pvctl .k-btn{min-width:56px}
.k-pvnum span{padding:0 2px}.k-pvnum .hl{background:#fde68a;border-radius:6px}
.k-skip{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;font:900 clamp(22px,4vw,34px) Nunito,sans-serif}.k-skip span{min-width:1.8em;padding:4px 8px;border-radius:12px;background:#f1f5f9;text-align:center}.k-skip .blank{background:#fff7ed;color:var(--k-acc);border:3px dashed var(--k-acc)}.k-skip .fill{background:#dcfce7;color:var(--k-ok)}
.k-pairs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;max-width:420px}.k-pr{display:flex;gap:4px;padding:4px;border:2px dashed #cbd5e1;border-radius:99px}.k-pr i{width:20px;height:20px;border-radius:50%;background:#3b82f6}.k-pr.odd i{background:#f97316}
.k-bins{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:12px}.k-bin{border:3px dashed #cbd5e1;border-radius:18px;min-height:120px;padding:10px;text-align:center}.k-binin{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:8px}
.k-wp{font-size:21px;text-align:left}.k-workbox{height:70px;border:1.5px dashed #94a3b8;border-radius:8px;margin-top:6px}
.k-ruler{width:100%;max-width:820px;display:block;margin:0 auto}.k-robj{fill:#fda4af;stroke:#be123c;stroke-width:2}.k-remo{font-size:34px;text-anchor:middle}.k-rend{stroke:#be123c;stroke-width:2;stroke-dasharray:6 4}
.k-rbody{fill:#fef3c7;stroke:#b45309;stroke-width:2}.k-rt{stroke:#78350f;stroke-width:2}.k-rn{font:800 20px Nunito,sans-serif;text-anchor:middle;fill:#78350f}.k-ru{font:800 16px Nunito,sans-serif;fill:#78350f}
.k-bg{width:100%;max-width:720px;display:block;margin:0 auto}.k-bgt{font:900 22px Nunito,sans-serif;text-anchor:middle;fill:#1e293b}.k-bgg{stroke:#e2e8f0;stroke-width:1.5}.k-bga{stroke:#334155;stroke-width:3}
.k-bgn{font:700 16px Nunito,sans-serif;text-anchor:end;fill:#475569}.k-bgl{font:800 17px Nunito,sans-serif;text-anchor:middle;fill:#1e293b}.k-bge{font-size:24px;text-anchor:middle}
/* sudoku */
.k-sd{display:grid;grid-template-columns:repeat(var(--n),1fr);width:min(var(--sdw,380px),100%);margin:0 auto;border:4px solid #1e293b;border-radius:10px;overflow:hidden;background:#fff}
.k-sd4{--sdw:300px}.k-sd6{--sdw:390px}.k-sd9{--sdw:500px}
.k-sdc{aspect-ratio:1;border:1px solid #cbd5e1;background:#fff;font:900 clamp(16px,4vw,30px) Nunito,sans-serif;color:#2563eb;cursor:pointer;padding:0}.k-sd9 .k-sdc{font-size:clamp(14px,3.4vw,24px)}
.k-sdc.giv{color:#0f172a;background:#f1f5f9;cursor:default}.k-sdc.sel{background:#fef9c3;outline:3px solid #f59e0b;outline-offset:-3px}.k-sdc.bad{background:#ffe4e6;color:#be123c}.k-sdc.rev{color:#16a34a}
.k-sdc.br{border-right:3px solid #1e293b}.k-sdc.bb{border-bottom:3px solid #1e293b}.k-sd.ok{border-color:var(--k-ok)}
.k-sdpal{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin:12px 0}.k-sdpal .k-btn{min-width:52px;font-size:22px;padding:8px}
.k-sdp{border-collapse:collapse;margin:0 auto 10px}.k-sdp td{width:34px;height:34px;border:1px solid #64748b;text-align:center;font:800 20px Nunito,sans-serif}.k-sdp td.br{border-right:3px solid #000}.k-sdp td.bb{border-bottom:3px solid #000}.k-sdp{border:3px solid #000}
/* coding */
.k-cpwrap{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;align-items:flex-start}
.k-cp{position:relative;display:grid;grid-template-columns:repeat(var(--n),1fr);width:min(420px,100%);aspect-ratio:1;background:#ecfccb;border:3px solid #65a30d;border-radius:14px;overflow:hidden}
.k-cpc{border:1px dashed #a3e635;display:flex;align-items:center;justify-content:center;font-size:clamp(20px,5vw,34px)}.k-cpc.rock{background:#d6d3d1}
.k-cpbot{position:absolute;width:calc(100% / var(--n));height:calc(100% / var(--n));display:flex;align-items:center;justify-content:center;font-size:clamp(22px,5.5vw,38px);transition:left .28s,top .28s}
.k-cpside{display:flex;flex-direction:column;gap:10px;max-width:420px;width:100%}.k-cppal{display:flex;gap:8px}.k-cppal .k-btn{font-size:26px;padding:8px 14px}
.k-cpprog{min-height:64px;border:3px dashed #cbd5e1;border-radius:14px;padding:8px;display:flex;gap:6px;flex-wrap:wrap;align-items:center}.k-cpprog small{color:var(--k-mut)}
.k-cpb{border:0;background:#e0e7ff;border-radius:10px;padding:6px 10px;font:900 20px Nunito,sans-serif;cursor:pointer}
.k-cpp{border-collapse:collapse;margin:4px auto}.k-cpp td{width:30px;height:30px;border:1px solid #64748b;text-align:center;font-size:18px}
/* label the diagram */
.k-ld{position:relative;width:min(640px,100%);margin:0 auto 12px;line-height:0;user-select:none}.k-ld img{width:100%;border-radius:14px}
.k-ldpin{position:absolute;transform:translate(-50%,-50%);width:34px;height:34px;border-radius:50%;background:#2563eb;color:#fff;font:900 16px/34px Nunito,sans-serif;text-align:center;box-shadow:0 0 0 3px #fff;cursor:pointer}.k-ldpin.done{background:#16a34a;width:14px;height:14px}.k-ldpin.hint{background:#f59e0b;animation:kpulse 1s infinite}
.k-ldtag{position:absolute;transform:translate(-50%,-140%);background:#16a34a;color:#fff;font:800 14px/1.3 Nunito,sans-serif;padding:3px 10px;border-radius:99px;white-space:nowrap;pointer-events:none}.k-ldtag.no{background:#e11d48}
.k-ldp .k-ldpin{width:26px;height:26px;font-size:13px;line-height:26px}
/* maps */
.k-mapwrap{position:relative;width:100%;max-width:900px;margin:0 auto;background:#e0f2fe;border-radius:16px;overflow:hidden;border:2px solid var(--k-line)}
.k-map{width:100%;height:auto;display:block;touch-action:none;max-height:72vh}.k-mp{fill:#e2e8f0;stroke:#475569;stroke-width:.5;vector-effect:non-scaling-stroke;cursor:pointer;transition:fill .2s}.k-mp:hover{fill:#fde68a}
.k-map.cont .k-mp{stroke:#94a3b8}.k-mp.tgt{fill:#f97316!important}.k-mp.ok{fill:#22c55e!important}.k-mp.no{fill:#ef4444!important}
.k-mpin{fill:none;stroke:#f97316;stroke-width:3;vector-effect:non-scaling-stroke;animation:kpulse 1s infinite}
.k-mapz{position:absolute;right:8px;top:8px;display:flex;flex-direction:column;gap:6px}
.k-mapask{min-height:1.4em}.k-flag{font-size:72px;display:block;line-height:1.1}
.k-mapcredit{text-align:center;color:var(--k-mut);font-size:12px}
.k-mapp .k-mp{fill:#fff;stroke:#000}.k-mpn{fill:#fff;stroke:#dc2626;stroke-width:1.5;vector-effect:non-scaling-stroke}.k-mpt{text-anchor:middle;font-weight:900;fill:#dc2626}
/* adaptive */
.k-lvm{display:flex;gap:6px;align-items:center;justify-content:center;margin-bottom:8px}.k-lvm small{font-weight:900;margin-right:6px}.k-lvm i{width:28px;height:12px;border-radius:99px;background:#e2e8f0}.k-lvm i.on{background:linear-gradient(90deg,#22c55e,#16a34a)}
/* tool pages */
.k-toolstrip{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin:0 0 22px}
.k-toolstrip a{display:flex;gap:10px;align-items:center;background:#fff;border-radius:18px;padding:14px 16px;box-shadow:var(--k-sh);text-decoration:none;color:var(--k-txt)}.k-toolstrip i{font-style:normal;font-size:30px}
.k-tool{margin-bottom:22px}.k-toolplay{margin-top:12px}.k-agechips{justify-content:center;margin:10px 0}
.k-dhead{display:flex;gap:16px;align-items:center;justify-content:center;flex-wrap:wrap}.k-dstreak{display:flex;flex-direction:column;align-items:center;background:#fff7ed;border-radius:16px;padding:8px 16px}.k-dstreak b{font-size:28px}
.k-dweek{display:flex;gap:6px}.k-dweek span{display:flex;flex-direction:column;align-items:center;width:38px;padding:4px 0;border-radius:10px;background:#f1f5f9}.k-dweek span.on{background:#dcfce7}.k-dweek small{font-size:12px;color:var(--k-mut)}
.k-dres{text-align:center;background:#fff;border-radius:22px;padding:22px;box-shadow:var(--k-sh);margin-top:12px}
.k-wsform{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end;background:#fff;border-radius:18px;padding:14px 16px;box-shadow:var(--k-sh)}
.k-wsform label{display:flex;flex-direction:column;gap:4px;font-size:14px;color:var(--k-mut)}.k-wsform select{font:700 16px Nunito,sans-serif;padding:8px 10px;border-radius:10px;border:2px solid var(--k-line)}
.k-wsform .k-wsck{flex-direction:row;align-items:center;color:var(--k-txt)}.k-wsform .k-row{margin:0}
.k-wsout{margin-top:16px}.k-wssheet{background:#fff;border-radius:18px;padding:18px 22px;box-shadow:var(--k-sh)}.k-wssheet h2{margin-top:0}
.k-wsgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px 24px;font-size:19px;font-weight:700;padding-left:1.4em}
.k-wskey{margin-top:12px}
/* class mode */
.k-classgrid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:18px}@media(max-width:800px){.k-classgrid{grid-template-columns:1fr}}
.k-join form{display:flex;gap:8px}.k-join .k-input{margin:0;text-transform:uppercase;letter-spacing:.15em}
.k-code{letter-spacing:.15em;background:#fef3c7;padding:2px 10px;border-radius:8px}
.k-classlist{list-style:none;padding:0;display:grid;gap:8px}.k-classlist a{display:flex;flex-direction:column;padding:10px 14px;border:2px solid var(--k-line);border-radius:14px;text-decoration:none;color:var(--k-txt)}.k-classlist small{color:var(--k-mut)}
.k-avb{font-size:30px;border:3px solid transparent;background:#f1f5f9;border-radius:14px;padding:4px 8px;cursor:pointer}.k-avb.on{border-color:var(--k-acc);background:#fff7ed}
.k-classme{display:flex;gap:12px;align-items:center;background:#fff;border-radius:18px;padding:12px 16px;box-shadow:var(--k-sh);margin-bottom:14px}.k-classme div{display:flex;flex-direction:column;flex:1}.k-clav{font-size:40px}
.k-cgridw{overflow-x:auto}.k-cgrid{border-collapse:collapse;font-size:15px;min-width:100%}.k-cgrid th,.k-cgrid td{border:1px solid var(--k-line);padding:6px 8px;text-align:center;white-space:nowrap}.k-cgrid td.s0{color:#cbd5e1}.k-cgrid td.s3{background:#dcfce7}.k-cgrid td.s2{background:#ecfccb}.k-cgrid td.s1{background:#fef9c3}.k-ctot td{font-weight:800;background:#f8fafc}.k-cpupil{text-align:left!important}
.k-clessons li{margin:4px 0}.k-cbtns{display:inline-flex;gap:2px;vertical-align:middle}.k-cbtns form{margin:0}.k-cbtns .k-iconbtn{width:30px;height:30px;font-size:13px}
.k-caddw{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:10px}@media(max-width:800px){.k-caddw{grid-template-columns:1fr}}.k-cadd label{display:flex;flex-direction:column;gap:6px;font-weight:800}.k-cadd select{padding:8px;border-radius:10px}.k-cres{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}.k-cadd .k-input{margin:0;width:100%;text-align:left;font-size:17px}

.k-askbox .k-ruler,.k-askbox .k-bg,.k-askbox .k-nl{width:min(820px,100%)}
.k-askbox .k-bg{width:min(640px,100%)}

/* celebration */
.k-cele{position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:999;display:flex;align-items:center;justify-content:center;padding:16px;overflow:hidden}
.k-celebox{background:#fff;border-radius:28px;padding:26px 22px;text-align:center;max-width:440px;width:100%;position:relative;z-index:2;animation:kpop .4s}
.k-celestars{font-size:64px;line-height:1;letter-spacing:6px}
.k-celestars span{color:#e2e8f0;display:inline-block}
.k-celestars span.on{color:#facc15;animation:kstar .6s both;text-shadow:0 3px 0 #ca8a04}
@keyframes kstar{0%{transform:scale(0) rotate(-90deg)}70%{transform:scale(1.3)}100%{transform:scale(1)}}
.k-celebox h2{margin:10px 0 4px;color:var(--k-acc)}
.k-celetot{color:var(--k-mut);font-size:15px}
.k-celebtns{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:12px}
.k-conf{position:absolute;top:-20px;width:10px;height:16px;border-radius:2px;animation:kfall 2.6s linear forwards;z-index:1}
@keyframes kfall{to{top:110%;transform:rotate(720deg)}}

/* print */
#kprint{display:none}
.k-printgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.k-printcard{border:2px solid #333;border-radius:12px;padding:10px;display:flex;flex-direction:column;align-items:center;gap:4px;break-inside:avoid}
.k-printcard b{font-size:26px}
.k-printrow{display:flex;align-items:center;gap:12px;border-bottom:1px dashed #999;padding:10px 0;break-inside:avoid;flex-wrap:wrap}
.k-printnum{width:60px;height:60px;border:3px solid #333;border-radius:10px}
.k-printwords{display:flex;flex-wrap:wrap;gap:16px;font-size:34px;font-weight:900}
.k-printwords span{border:2px solid #333;border-radius:10px;padding:6px 16px}
/* print options + answer key */
.k-pdlg{position:fixed;inset:0;z-index:9999;background:rgba(17,24,39,.45);display:flex;align-items:center;justify-content:center;padding:16px}
.k-pdlg-in{background:#fff;border-radius:18px;padding:18px 20px;max-width:380px;width:100%;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.k-pdlg-in h3{margin:0 0 10px}.k-pdlg-in label{display:flex;gap:8px;align-items:center;margin:8px 0;font-weight:700;cursor:pointer}.k-pdlg-in input{width:20px;height:20px}
.k-pdlg-tip{font-size:13px;color:#6b7280;margin:10px 0}.k-pdlg .k-row{justify-content:flex-end}
.k-keypic{position:relative;display:inline-block;max-width:100%;line-height:0}.k-keypic img{max-width:100%;max-height:220mm}.k-keysvg{position:absolute;inset:0;width:100%;height:100%}
.k-keylist{font-size:18px;line-height:1.7;columns:2;column-gap:30px}.k-printkey{display:none}
@media print{
  @page{size:A4;margin:12mm}
  body.k-printing .k-printkey{display:block;break-before:page;text-align:center}.k-printkey h2{font-size:20px;margin:0 0 12px}.k-printkey .k-keylist{text-align:left}
  body.k-printing>*:not(#kprint){display:none!important}
  body.k-printing #kprint{display:block}
  body.k-printing{background:#fff}
  .k-printhead{display:flex;justify-content:space-between;align-items:flex-end;border-bottom:3px solid #000;padding-bottom:6px;margin-bottom:12px;font-size:14px}
  .k-printhead b{font-size:22px}
  .k-printpage{break-after:page;text-align:center}
  .k-printpage:last-child{break-after:auto}
  .k-printpage img{max-width:100%;max-height:235mm}
  .k-printcap{font-size:18px;font-weight:800}
  .k-printfoot{text-align:center;font-size:11px;color:#666;margin-top:10px}
  .k-top,.k-foot,.k-bc,.k-actbar{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.k-preview{background:#fef3c7;border:2px dashed #f59e0b;color:#92400e;border-radius:12px;padding:10px 14px;margin:12px auto;max-width:1100px;font-weight:600}
.k-celekid{font-weight:800;color:#c2410c;margin:4px 0 0}
.k-sticker{position:fixed;left:50%;top:12%;width:max-content;max-width:92vw;transform:translateX(-50%);z-index:10001;background:#fff;border:3px solid #facc15;border-radius:20px;padding:14px 20px;display:flex;gap:12px;align-items:center;box-shadow:0 14px 40px rgba(0,0,0,.25);font-weight:900;font-size:18px;animation:kpop .5s ease}
.k-sticker b{font-size:44px}@keyframes kpop{from{transform:translateX(-50%) scale(.4);opacity:0}to{transform:translateX(-50%) scale(1);opacity:1}}
.k-modseo h2{font-size:22px;margin:22px 0 8px;color:#1e293b}.k-modseo h2:first-child{margin-top:0}.k-modseo h3{font-size:18px;margin:16px 0 6px}.k-modseo a{color:#ea580c;font-weight:700}.k-modseo ul{padding-left:20px}

/* ===================================================================== US / UK / Australia pack (modules 69–104) */
.k-locpick{display:inline-block;margin-right:12px}.k-locsel{font:700 13px Nunito,sans-serif;border:1px solid var(--k-line);border-radius:8px;padding:3px 6px;background:#fff;color:var(--k-txt)}
.kw-wl{font-size:18px;margin:.3em 0}
.kw-sm{font-size:14px!important;padding:6px 12px!important;margin-left:8px}
/* phonics */
.kw-bigword{font:900 clamp(44px,9vw,76px)/1.1 Nunito,sans-serif;letter-spacing:.06em;margin:.1em 0;color:#1e293b}
.kw-alien{font-size:64px}
.kw-snds{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.kw-snd{font:900 40px Nunito,sans-serif;min-width:70px;padding:6px 14px;border-radius:16px;border:3px solid #93c5fd;background:#eff6ff;color:#1e3a8a;cursor:pointer;box-shadow:0 4px 0 #93c5fd;position:relative}
.kw-snd::after{content:"";position:absolute;left:50%;bottom:-14px;width:10px;height:10px;border-radius:50%;background:#1e3a8a;transform:translateX(-50%)}
.kw-slots{display:flex;gap:8px;justify-content:center;margin:6px 0}
.kw-slot{min-width:58px;height:62px;border:3px dashed #cbd5e1;border-radius:14px;display:flex;align-items:center;justify-content:center;font:900 32px Nunito,sans-serif}
.kw-slot.ok{border-style:solid;border-color:#86efac;background:#f0fdf4}
.kw-gtile{font-size:28px}.kw-gtile:disabled{opacity:.3}
.kw-pslots .kw-slot{min-width:36px;height:40px;border:2px solid #333;border-radius:6px}
.kw-match2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.kw-match2 ol,.kw-match2 ul{margin:0;padding-left:1.4em}.kw-match2 ul{list-style:none}.kw-match2 li{margin:0 0 16px;min-height:48px;display:flex;align-items:center}.kw-match2 .k-vis{font-size:40px}
.kw-dots{letter-spacing:.08em}
/* readers */
.kw-book{background:#fffdf5;border:3px solid #fde68a;border-radius:22px;padding:16px;display:flex;flex-direction:column;align-items:center;gap:10px;max-width:760px;margin:0 auto;box-shadow:0 6px 0 #fde68a}
.kw-bookhd{display:flex;gap:8px;align-self:flex-start}.kw-band{border-radius:99px;padding:3px 12px;font-size:13px;text-transform:capitalize;border:1px solid rgba(0,0,0,.12)}.kw-lvl{font-size:13px;color:var(--k-mut);padding:3px 0}
.kw-bookpic{min-height:120px;display:flex;align-items:center;justify-content:center}.kw-bookpic .k-emo{font-size:110px}.kw-bookimg{max-height:300px;max-width:100%;border-radius:14px}
.kw-booktxt{font:800 clamp(24px,4.4vw,36px)/1.5 Nunito,sans-serif;text-align:center;margin:.2em 0}
.kw-w{cursor:pointer;border-radius:8px;padding:0 2px;transition:background .15s}.kw-w:hover{background:#fef3c7}.kw-w.on{background:#fde047;box-shadow:0 0 0 3px #fde047}
.kw-bookbtns{align-items:center}.kw-pn{color:var(--k-mut);min-width:60px;text-align:center}
.kw-pbook{display:grid;grid-template-columns:1fr 1fr;gap:12px}.kw-ppage{border:2px solid #333;border-radius:12px;padding:12px;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;break-inside:avoid;position:relative}.kw-ppage p{font-size:22px;text-align:center;margin:0}.kw-ppage .k-vis{font-size:70px;max-height:150px}.kw-ppage small{position:absolute;bottom:6px;right:10px}
.kw-ops{color:#334155}
/* clocks */
.kw-clock{width:min(260px,70vw);height:auto}.kw-cface{fill:#fff;stroke:#1e3a8a;stroke-width:6}.kw-ct{stroke:#94a3b8;stroke-width:1.5}.kw-ct5{stroke:#1e3a8a;stroke-width:3}
.kw-cn{font:900 19px Nunito,sans-serif;text-anchor:middle;fill:#1e293b}.kw-hh{stroke:#1e293b;stroke-width:8;stroke-linecap:round}.kw-mh{stroke:#ef4444;stroke-width:5;stroke-linecap:round}.kw-cc{fill:#1e293b}.kw-cap{font:800 16px Nunito,sans-serif;text-anchor:middle;fill:var(--k-mut)}
.kw-csm{width:min(170px,40vw)}.kw-copt{width:min(150px,36vw)}.kw-cpr{width:150px}.kw-cgrid .kw-clock{width:140px}
.kw-digital{font:900 54px "Courier New",monospace;background:#0f172a;color:#4ade80;border-radius:14px;padding:4px 22px;letter-spacing:.06em}
.kw-evt{font-size:64px;line-height:1}
.kw-two{display:flex;gap:14px;align-items:center;justify-content:center;flex-wrap:wrap}.kw-two>div{display:flex;flex-direction:column;align-items:center;gap:4px}.kw-arrow{font-size:34px;color:var(--k-mut)}
/* money */
.kw-purse{display:flex;flex-wrap:wrap;gap:6px;align-items:center;justify-content:center;max-width:620px;min-height:60px}
.kw-coin{display:block}.kw-cedge{stroke:rgba(0,0,0,.25);stroke-width:2}.kw-crim{stroke:rgba(0,0,0,.18);stroke-width:1.5;stroke-dasharray:2 3}.kw-ctx{font:900 Nunito,sans-serif;font-family:Nunito,sans-serif;font-weight:900;text-anchor:middle;fill:#1f2937}
.kw-note{width:110px;height:auto}.kw-ntx{font:900 22px Nunito,sans-serif;text-anchor:middle;fill:#1f2937}
.kw-tray{border:3px dashed #cbd5e1;border-radius:18px;padding:8px;width:min(620px,100%)}
.kw-tot{font-size:20px;font-weight:900;text-align:center}
.kw-bank{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:6px 0}
.kw-cbtn{border:0;background:none;padding:2px;cursor:pointer;border-radius:50%}.kw-cbtn:active{transform:scale(.92)}
.kw-shopq{font-size:20px;margin:0}
/* handwriting */
.kw-hwex{margin:0;color:#1e3a8a;text-align:center;line-height:1.3}
.kw-hwwrap{background:#fff;border:2px solid var(--k-line);border-radius:16px;overflow:hidden;width:max-content;max-width:100%;margin:0 auto}.kw-hwcv{display:block;touch-action:none;cursor:crosshair}
.kw-hwp{display:flex;flex-direction:column;gap:6px}.kw-hwblk{break-inside:avoid;margin-bottom:8px}.kw-hwrow{display:block;width:100%;height:auto}
.kw-g1{stroke:#60a5fa;stroke-width:1.4}.kw-g2{stroke:#f87171;stroke-width:1}.kw-g2.dash{stroke-dasharray:6 6}.kw-g3{stroke:#bfdbfe;stroke-width:1}
.kw-ex{fill:#1e293b}.kw-trace{fill:none;stroke:#94a3b8;stroke-width:1.3;stroke-dasharray:3 3}
/* typing */
.kw-line{font:700 clamp(22px,4vw,34px)/1.6 "Courier New",monospace;text-align:center;background:#fff;border:2px solid var(--k-line);border-radius:14px;padding:10px 14px;margin:0 auto 8px;max-width:900px;word-break:break-all}
.kw-line span.d{color:#16a34a}.kw-line span.c{background:#fde047;border-radius:4px;box-shadow:0 3px 0 #1e293b}.kw-line span.bad{background:#fecaca;animation:kshake .3s}
.kw-finger{text-align:center;color:var(--k-mut);margin:.2em 0;min-height:1.5em}
.kw-kb{display:flex;flex-direction:column;gap:5px;align-items:safe center;margin:6px auto;user-select:none;max-width:100%;overflow-x:auto}.kw-kbr{display:flex;gap:5px}.kw-kbr1{margin-left:24px}.kw-kbr2{margin-left:40px}.kw-kbr3{margin-left:64px}
.kw-key{width:clamp(21px,6.4vw,46px);height:clamp(30px,6.6vw,46px);flex:none;border-radius:8px;display:flex;align-items:center;justify-content:center;font:800 clamp(12px,2.4vw,17px) Nunito,sans-serif;box-shadow:0 2px 0 rgba(0,0,0,.18);cursor:pointer;position:relative}
.kw-key.f0,.kw-key.f7{background:#fce7f3}.kw-key.f1,.kw-key.f6{background:#ede9fe}.kw-key.f2,.kw-key.f5{background:#dbeafe}.kw-key.f3,.kw-key.f4{background:#dcfce7}.kw-key.fx{background:#f1f5f9}
.kw-key.bump::after{content:"";position:absolute;bottom:5px;width:10px;height:2px;background:#475569;border-radius:2px}
.kw-key.next{outline:4px solid #f97316;transform:translateY(-2px)}.kw-space{width:min(320px,60vw);background:#f1f5f9}
.kw-tcap{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.kw-rain{position:relative;height:340px;background:linear-gradient(#e0f2fe,#fff);border-radius:18px;overflow:hidden;border:2px solid var(--k-line)}
.kw-drop{position:absolute;top:0;font:900 24px "Courier New",monospace;background:#fff;border:2px solid #93c5fd;border-radius:12px;padding:2px 10px;transform:translateX(-50%)}.kw-drop.pop{background:#bbf7d0;transform:translateX(-50%) scale(1.3);transition:.2s}
.kw-typed{font:900 28px "Courier New",monospace;text-align:center;min-height:42px;margin-top:8px;letter-spacing:.06em}
.kw-board{background:#fff;border:2px solid #fde68a;border-radius:16px;padding:12px 16px;max-width:520px;margin:14px auto 0}.kw-board h3{margin:0 0 6px;text-align:center}.kw-board ol{margin:0;padding-left:1.6em}.kw-board li{display:flex;justify-content:space-between;gap:10px;padding:2px 0}.kw-board li.me{color:var(--k-acc)}.kw-me{text-align:center;font-size:15px;margin:.6em 0 0}
.kw-review{display:flex;flex-wrap:wrap;gap:8px 14px;justify-content:center;background:#fff7ed;border-radius:14px;padding:10px;margin:8px auto;max-width:640px}.kw-review b{width:100%;text-align:center}
/* column maths + division */
.kw-col{border-collapse:collapse;font:900 clamp(30px,6vw,46px) "Courier New",monospace;margin:0 auto}.kw-col td{width:1.2em;height:1.4em;text-align:center;position:relative;padding:0}
.kw-col .kw-carry td{font-size:.45em;height:1em;color:#e11d48;vertical-align:bottom}.kw-col tr.kw-ans td{border-top:4px solid #1e293b}
.kw-col s{color:#94a3b8}.kw-col sup{font-size:.45em;color:#e11d48;position:absolute;top:-.2em;right:-.1em}.kw-col sup.kw-ten{left:-.15em;right:auto}
.kw-dig{width:1.05em;height:1.2em;font:inherit;text-align:center;border:3px solid #cbd5e1;border-radius:10px;padding:0;background:#fff}.kw-dig.on{border-color:#f97316;box-shadow:0 0 0 3px #fed7aa}.kw-dig.ok{border-color:#86efac;background:#f0fdf4}.kw-dig:disabled{background:#f8fafc}
.kw-colgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:18px 14px}.kw-colgrid .kw-col{font-size:30px}
.kw-divq{font-size:20px;color:var(--k-mut);margin:0}
.kw-bus{display:inline-flex;flex-direction:column;font:900 clamp(30px,6vw,44px) "Courier New",monospace}.kw-busrow{display:flex;align-items:flex-end}
.kw-dv{min-width:1.4em;text-align:right;padding-right:.15em}.kw-busq{display:flex;border-bottom:4px solid #1e293b;min-height:1.3em}.kw-busn{display:flex;border-left:4px solid #1e293b;border-top-left-radius:0 .6em}
.kw-qd,.kw-nd{width:1.1em;text-align:center;position:relative}.kw-qd.on{background:#fed7aa;border-radius:6px}.kw-qr{font-size:.7em;padding-left:.3em;color:#7c3aed}.kw-rc{font-size:.42em;color:#e11d48;position:absolute;left:-.05em;top:.1em}
.kw-longwork{font:800 20px "Courier New",monospace;color:#475569;text-align:left}.kw-lw{margin:2px 0}
.kw-divp{display:flex;flex-direction:column;gap:8px;break-inside:avoid}.kw-divp .kw-bus{font-size:30px}
/* ten frames */
.kw-tf{display:grid;grid-template-columns:repeat(5,clamp(40px,10vw,64px));grid-auto-rows:clamp(40px,10vw,64px);border:4px solid #1e293b;border-radius:6px;background:#1e293b;gap:3px;margin:4px auto}
.kw-tf5{grid-template-columns:repeat(5,clamp(40px,10vw,64px))}.kw-tf i{background:#fff;display:flex;align-items:center;justify-content:center}.kw-tf i.on::after{content:"";width:72%;height:72%;border-radius:50%;background:#ef4444}.kw-tf i.on.b::after{background:#3b82f6}
.k-printcard .kw-tf{grid-template-columns:repeat(5,26px);grid-auto-rows:26px}
.kw-bond{display:flex;flex-direction:column;align-items:center;gap:20px;position:relative;padding:4px}.kw-bond b{width:74px;height:74px;border-radius:50%;border:4px solid #3b82f6;display:flex;align-items:center;justify-content:center;font:900 32px Nunito,sans-serif;background:#fff}.kw-bond .kw-bw{border-color:#f97316;background:#fff7ed}.kw-bond div{display:flex;gap:46px}
/* rounding / angles / grids */
.kw-rdl{width:min(560px,100%)}.kw-ax{stroke:#1e293b;stroke-width:3}.kw-tk{stroke:#64748b;stroke-width:2}.kw-mid{stroke:#e11d48;stroke-width:3}.kw-tl{font:800 18px Nunito,sans-serif;text-anchor:middle;fill:#1e293b}.kw-tl.b{fill:#e11d48}.kw-ptr{fill:#e11d48}
.kw-ang{width:min(300px,80vw);height:auto}.kw-ray{stroke:#1e293b;stroke-width:4;stroke-linecap:round}.kw-arc{fill:none;stroke:#f97316;stroke-width:3}.kw-vtx{fill:#1e293b}
.kw-pbody{fill:rgba(191,219,254,.55);stroke:#3b82f6;stroke-width:1.5}.kw-pt{stroke:#1e40af;stroke-width:1}.kw-pn1{font:800 10px Nunito,sans-serif;fill:#1e3a8a;text-anchor:middle}.kw-pn2{font:700 8px Nunito,sans-serif;fill:#e11d48;text-anchor:middle}
.kw-turn{display:flex;gap:16px;align-items:center;font-size:60px}.kw-turn b{font-size:30px;color:var(--k-mut)}
.kw-ap{width:min(380px,90vw);height:auto}.kw-apc{fill:#dbeafe;stroke:#93c5fd;stroke-width:1}.kw-apo{fill:none;stroke:#1d4ed8;stroke-width:4}.kw-apf{fill:#dbeafe;stroke:#1d4ed8;stroke-width:4}.kw-apl{font:800 16px Nunito,sans-serif;text-anchor:middle;fill:#1e293b}
.kw-sym{width:min(200px,50vw);height:auto}.kw-symsh{fill:#c4b5fd;stroke:#6d28d9;stroke-width:3}.kw-symL{font:900 110px Arial,Helvetica,sans-serif;text-anchor:middle;fill:#6d28d9}.kw-mirror{stroke:#e11d48;stroke-width:3;stroke-dasharray:8 6}
.kw-sgrid{display:grid;grid-template-columns:repeat(var(--n),clamp(24px,7vw,40px));grid-auto-rows:clamp(24px,7vw,40px);gap:2px;background:#cbd5e1;border:2px solid #94a3b8;margin:0 auto}
.kw-sgrid i{background:#fff;cursor:pointer}.kw-sgrid i.fixed{cursor:default}.kw-sgrid i.edge{box-shadow:3px 0 0 #e11d48}.kw-sgrid i.on{background:#8b5cf6}.kw-sgrid i.no{outline:3px solid #e11d48;outline-offset:-3px}.kw-sgrid i.k{background:#c4b5fd}
.k-printcard .kw-sym,.kw-colgrid .kw-sgrid{width:auto}.kw-colgrid .kw-sgrid{grid-template-columns:repeat(var(--n),18px);grid-auto-rows:18px}
.kw-s3 svg{width:min(190px,48vw);height:auto}.kw-s3.sm svg{width:80px}.kw-s3 .f1{fill:#93c5fd;stroke:#1e3a8a;stroke-width:2.5;stroke-linejoin:round}.kw-s3 .f2{fill:#bfdbfe;stroke:#1e3a8a;stroke-width:2.5;stroke-linejoin:round}.kw-s3 .f3{fill:#60a5fa;stroke:#1e3a8a;stroke-width:2.5;stroke-linejoin:round}.kw-s3 .ln{fill:none;stroke:#1e3a8a;stroke-width:2.5}.kw-s3 .dash{stroke-dasharray:5 5}.kw-s3 .hl{fill:rgba(255,255,255,.6)}
.kw-net svg{width:min(150px,36vw);height:auto;fill:#fde68a;stroke:#92400e;stroke-width:2;stroke-linejoin:round}
.kw-s3opt{display:flex;flex-direction:column;align-items:center;gap:2px}.kw-s3opt b{font-size:15px}
.kw-gwrap{width:min(440px,92vw)}.kw-grid{width:100%;height:auto;touch-action:manipulation}.kw-gl{stroke:#cbd5e1;stroke-width:1}.kw-axis{stroke:#1e293b;stroke-width:2.5}.kw-gn{font:700 12px Nunito,sans-serif;text-anchor:middle;fill:#475569}.kw-gax{font:900 16px Nunito,sans-serif;fill:#1e293b}
.kw-gpt{fill:#f97316;stroke:#fff;stroke-width:2}.kw-gpt.ok{fill:#16a34a}.kw-gpt.no{fill:#e11d48}.kw-gpl{font:900 15px Nunito,sans-serif;fill:#1e293b}.kw-gline{stroke:#16a34a;stroke-width:4}
.kw-tmap{border-collapse:collapse;margin:0 auto;background:#fef9c3}.kw-tmap td{width:clamp(30px,8vw,48px);height:clamp(30px,8vw,48px);border:1px solid #ca8a04;text-align:center;font-size:clamp(18px,4vw,28px)}.kw-tmap th{font:900 15px Nunito,sans-serif;padding:2px 6px}
.kw-crp{break-inside:avoid;margin-bottom:12px}.kw-crp .kw-grid,#kprint .kw-grid{max-width:420px}
.kw-h100{display:grid;grid-template-columns:repeat(10,clamp(18px,4.6vw,30px));grid-auto-rows:clamp(18px,4.6vw,30px);gap:2px;background:#94a3b8;border:2px solid #475569}.kw-h100 i{background:#fff}.kw-h100 i.on{background:#22c55e}
.k-printcard .kw-h100{grid-template-columns:repeat(10,13px);grid-auto-rows:13px}
/* charts */
.kw-chart{background:#fff;border-radius:14px;padding:10px 14px;border:2px solid var(--k-line);max-width:640px;width:100%}.kw-chart h4{margin:0 0 6px;text-align:center;font-size:19px}
.kw-picto{border-collapse:collapse;width:100%}.kw-picto th{text-align:left;padding:6px 10px 6px 0;font-size:17px;white-space:nowrap;border-right:3px solid #1e293b}.kw-picto td{padding:6px 8px}.kw-pi{font-size:28px;margin-right:4px}.kw-half{display:inline-block;overflow:hidden;vertical-align:middle;white-space:nowrap}
.kw-pkey{text-align:right;font-weight:900;margin:.3em 0 0}
.kw-tallyt{border-collapse:collapse;width:100%}.kw-tallyt th,.kw-tallyt td{border:2px solid #cbd5e1;padding:6px 10px;text-align:left}.kw-tally{height:34px;width:auto;stroke:#1e293b;stroke-width:3;stroke-linecap:round}
.kw-piew{display:flex;gap:16px;align-items:center;justify-content:center;flex-wrap:wrap}.kw-pie{width:min(220px,60vw)}.kw-leg{list-style:none;margin:0;padding:0}.kw-leg li{display:flex;gap:8px;align-items:center;margin:4px 0}.kw-leg i{width:18px;height:18px;border-radius:4px}
.kw-lgraph{width:100%;height:auto}.kw-lpath{fill:none;stroke:#2563eb;stroke-width:4;stroke-linejoin:round}
.kw-cal{border-collapse:collapse;background:#fff;margin:0 auto}.kw-cal caption{font-weight:900;font-size:19px;padding:4px}.kw-cal th{background:#1e3a8a;color:#fff;font-size:13px;padding:4px 6px}.kw-cal td{border:1px solid #cbd5e1;width:clamp(30px,8vw,44px);height:clamp(26px,6vw,34px);text-align:center;font-weight:800}
@media print{.kw-book{box-shadow:none}.kw-kb{display:none}}
.k-celepet{margin:.2em 0;font-size:15px}.k-celepet a{text-decoration:none;font-weight:800}
/* ---- part 2 (89–104) */
.kw-lines{display:flex;flex-direction:column}.kw-lines i{display:block;height:34px;border-bottom:1.5px solid #94a3b8}
.kw-story{display:flex;flex-direction:column;align-items:center;gap:8px}.kw-prompts{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}
.kw-promptbox{display:flex;align-items:center;gap:12px;background:#fff7ed;border:2px solid #fed7aa;border-radius:18px;padding:10px 16px;max-width:760px}.kw-ppic .k-emo{font-size:64px}.kw-pimg{max-height:160px;border-radius:12px}.kw-ptxt{font-size:20px;font-weight:800;margin:0}
.kw-plan{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px;background:#fff;border:2px solid var(--k-line);border-radius:16px;padding:10px;margin:10px auto;max-width:900px}.kw-plan h4{grid-column:1/-1;margin:0}.kw-plan label{display:flex;flex-direction:column;font-size:14px}.kw-plan textarea{font:600 15px Nunito,sans-serif;border:2px solid var(--k-line);border-radius:10px;padding:6px;resize:vertical}
.kw-write{display:block;width:min(900px,100%);margin:8px auto;box-sizing:border-box;font:600 19px/1.7 Nunito,sans-serif;border:3px solid #93c5fd;border-radius:16px;padding:12px;background:repeating-linear-gradient(#fff 0 31px,#dbeafe 31px 32px);resize:vertical}
.kw-wbank{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;align-items:center;margin:6px auto;max-width:900px}
.kw-wcrow{display:flex;align-items:center;gap:10px;justify-content:center;margin:4px auto}.kw-wc{width:min(360px,60vw);height:12px;border-radius:99px;background:#e2e8f0;overflow:hidden}.kw-wc i{display:block;height:100%;width:0;background:#f97316;transition:width .3s}.kw-wc.ok i{background:#16a34a}.kw-wct{font-weight:800;font-size:15px}
.kw-checks{display:flex;flex-wrap:wrap;gap:6px 16px;justify-content:center;margin:8px auto;max-width:900px}.kw-checks>b{width:100%;text-align:center}.kw-ck{font-size:16px;cursor:pointer}.kw-ck input{width:20px;height:20px;vertical-align:middle}.kw-mats{flex-direction:column;align-items:flex-start}
.kw-mytext{white-space:pre-wrap;font-size:20px;line-height:1.8}.kw-promptp{display:flex;gap:12px;align-items:center}.kw-promptp .k-vis{font-size:60px}.kw-planp{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.kw-planp b{font-size:15px}
.kw-psent{font:800 clamp(22px,4vw,32px)/1.9 Nunito,sans-serif;text-align:center;display:flex;flex-wrap:wrap;align-items:baseline;justify-content:center;gap:2px 4px;max-width:900px}
.kw-gap{min-width:24px;height:40px;border:2px dashed #cbd5e1;border-radius:8px;background:#fff;font:900 28px Nunito,sans-serif;color:#e11d48;cursor:pointer;padding:0 4px}.kw-gap.set{border-style:solid;border-color:#fda4af}.kw-gap.no{outline:3px solid #e11d48}
.kw-pal{display:flex;gap:8px}.kw-mark{min-width:56px;height:56px;border-radius:14px;border:3px solid var(--k-line);background:#fff;font:900 32px Nunito,sans-serif;cursor:pointer}.kw-mark.on{border-color:#e11d48;background:#fff1f2}
.kw-pw{font:inherit;border:2px solid transparent;border-radius:10px;background:#f8fafc;padding:0 6px;cursor:pointer}.kw-pw.cap{border-color:#16a34a;background:#f0fdf4}.kw-pw.no{border-color:#e11d48}
.kw-parts{font:900 40px Nunito,sans-serif;display:flex;gap:6px;align-items:center;margin:0}.kw-parts span{border:3px dashed #a78bfa;border-radius:12px;padding:0 14px;color:#7c3aed}
.kw-bigw{font:900 clamp(40px,8vw,64px) Nunito,sans-serif;margin:.1em 0;letter-spacing:.02em}.kw-bigw.cov{filter:blur(14px);user-select:none}
.kw-sytile{flex-direction:column;height:auto;padding:6px 10px;font-size:20px}.kw-syimg{font-size:34px}.kw-clap{font-size:20px}.kw-clapn{font:900 34px Nunito,sans-serif;min-width:40px;text-align:center}
.kw-spres{background:#fff;border-radius:16px;padding:12px 18px;max-width:520px;margin:0 auto}.kw-spres p{margin:3px 0}.kw-spres p.ok b{color:#16a34a}.kw-spres p.no b{color:#e11d48}
.kw-spin{font-size:26px;text-align:center;max-width:320px}.kw-lscwc{font-size:15px;color:var(--k-mut);margin:0}
.kw-lscwct{width:100%;border-collapse:collapse}.kw-lscwct th,.kw-lscwct td{border:2px solid #333;padding:8px;font-size:20px;height:34px;text-align:left}
.kw-ring{position:relative;width:min(400px,86vw);aspect-ratio:1;margin:0 auto}.kw-rslot{position:absolute;transform:translate(-50%,-50%);width:28%;aspect-ratio:1;border:3px dashed #cbd5e1;border-radius:20px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:13px}.kw-rslot b{font-size:28px;color:#cbd5e1}.kw-rslot.ok{border-style:solid;border-color:#86efac}.kw-rarrow{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:64px;color:#cbd5e1}
.kw-rimg{font-size:44px;max-width:70px;max-height:60px}img.kw-rimg{width:60px;height:60px}.kw-ltile{flex-direction:column;height:auto;padding:6px;min-width:96px}.kw-ltile small{font-size:13px}
.kw-step{font-size:14px;color:var(--k-mut);margin:0;text-align:center;font-weight:800}.kw-bigst{font-size:110px;max-height:200px}img.kw-bigst{width:180px;height:180px}.kw-fact{font-size:20px;max-width:640px;text-align:center;margin:.3em auto}
.kw-cutout .k-printcard{border-style:dashed}
.kw-wwrap{position:relative;width:min(620px,100%);margin:0 auto}.kw-water{width:100%;height:auto;display:block;border-radius:14px}.kw-wzone{position:absolute;min-width:118px;min-height:34px;border:3px dashed #1e3a8a;background:rgba(255,255,255,.85);border-radius:10px;display:flex;align-items:center;justify-content:center;font:800 14px Nunito,sans-serif;padding:0 6px}.kw-wzone.ok{border-style:solid;border-color:#16a34a}
.kw-wtile{font-size:17px;height:auto;padding:6px 12px}
.kw-plate{width:min(360px,86vw)}.kw-pseg{cursor:pointer}.kw-pseg:hover{fill-opacity:.4}.kw-plabel{font:800 10px Nunito,sans-serif;text-anchor:middle;fill:#1e293b;pointer-events:none}.kw-pfood{font-size:20px;pointer-events:none}
.kw-foods{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;max-width:720px;margin:8px auto}.kw-food{font-size:32px;width:56px;height:56px;border-radius:14px;border:2px solid var(--k-line);background:#fff;cursor:pointer}.kw-food.sel{border-color:#f97316;box-shadow:0 0 0 3px #fed7aa}.kw-food.used{opacity:.3}
.kw-ftile{flex-direction:column;height:auto;padding:6px 10px;font-size:30px}.kw-ftile small{font-size:12px}.kw-fbins .k-bin b{font-size:14px}
.kw-safety{background:#fef3c7;border:2px solid #fcd34d;border-radius:12px;padding:8px 12px;text-align:center;font-size:16px;max-width:640px;margin:6px auto}
.kw-excard{background:#fff;border:3px solid #a7f3d0;border-radius:20px;padding:14px;max-width:640px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:6px}
.kw-exp h3{margin:.6em 0 .2em}
.kw-feels{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;max-width:760px;margin:0 auto}.kw-feel{background:#fff;border:3px solid var(--k-line);border-radius:18px;padding:8px;cursor:pointer;display:flex;flex-direction:column;align-items:center;font:800 15px Nunito,sans-serif}.kw-feel span{font-size:48px}.kw-feel:hover{border-color:#f97316}
.kw-feelo{display:flex;flex-direction:column;align-items:center}.kw-feelo span{font-size:40px}.kw-face{font-size:110px}
.kw-breathw{display:flex;justify-content:center;padding:20px}.kw-breath{width:90px;height:90px;border-radius:50%;background:radial-gradient(#bae6fd,#38bdf8);transition:transform 4s ease-in-out}.kw-breath.in{transform:scale(2)}.kw-breathl{text-align:center;font-size:20px;font-weight:800;min-height:1.6em}
.kw-chartw{overflow-x:auto}.kw-chartt{border-collapse:collapse;margin:0 auto;background:#fff}.kw-chartt th,.kw-chartt td{border:2px solid #cbd5e1;padding:6px;text-align:center}.kw-chartt th.task{text-align:left;font-size:16px;white-space:nowrap}.kw-chartt th.today{background:#fde68a}.kw-temo{font-size:24px;margin-right:6px}
.kw-chartt td{width:clamp(36px,9vw,58px);height:clamp(36px,9vw,52px);font-size:26px;cursor:pointer}.kw-chartt td.on{background:#fef9c3}
.kw-bwrap{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;align-items:flex-start}.kw-bside{display:flex;flex-direction:column;gap:10px;align-items:center;max-width:260px}
.kw-bnow{min-width:200px;min-height:120px;background:#1e3a8a;color:#fff;border-radius:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:10px;font:900 30px Nunito,sans-serif}.kw-bnow .k-emo{font-size:54px}.kw-bhist{display:flex;flex-wrap:wrap;gap:4px;max-width:260px;font-size:18px}.kw-bhist span{background:#e2e8f0;border-radius:8px;padding:0 6px}
.kw-bingo{display:grid;grid-template-columns:repeat(var(--n),clamp(56px,13vw,92px));gap:4px;background:#1e293b;padding:4px;border-radius:12px}.kw-bh{background:#f97316;color:#fff;text-align:center;font:900 26px Nunito,sans-serif;border-radius:8px}
.kw-bc{aspect-ratio:1;border:0;border-radius:8px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font:800 15px Nunito,sans-serif;cursor:pointer;padding:2px;position:relative}.kw-bc .kw-bimg{font-size:30px}.kw-bc.on::after{content:"";position:absolute;inset:8%;border-radius:50%;background:rgba(239,68,68,.45)}.kw-bc:disabled{cursor:default;color:#111}
.kw-bingob{font-size:24px}.kw-bingob.pulse{animation:kpop .6s infinite alternate}.kw-bspd{max-width:120px}
.kw-bcards{display:grid;grid-template-columns:1fr 1fr;gap:16px}.kw-bcards .kw-bingo{grid-template-columns:repeat(var(--n),1fr);break-inside:avoid}.kw-bcalls{break-before:page}.kw-bcallg{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}.kw-bcallg span{border:1px dashed #333;padding:6px;display:flex;flex-direction:column;align-items:center;font-size:13px}
.kw-wg{display:flex;gap:18px;align-items:center;justify-content:center;flex-wrap:wrap}.kw-wgpic{width:min(220px,50vw)}.kw-wgimg{font-size:56px}
.kw-blanks{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin:8px 0}.kw-bl{width:38px;height:48px;border-bottom:4px solid #1e293b;font:900 34px Nunito,sans-serif;text-align:center;text-transform:uppercase}.kw-bsp{width:18px}
.kw-abc{display:flex;flex-wrap:wrap;gap:5px;justify-content:center;max-width:620px;margin:8px auto}.kw-ak{width:42px;height:46px;border-radius:10px;border:2px solid var(--k-line);background:#fff;font:900 20px Nunito,sans-serif;text-transform:uppercase;cursor:pointer}.kw-ak.ok{background:#bbf7d0}.kw-ak.no{background:#fecaca}.kw-ak:disabled{opacity:.6}
.kw-pblanks{font:900 26px "Courier New",monospace;letter-spacing:.1em}
.kw-ctools{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin-bottom:6px}.kw-cpal{display:flex;flex-wrap:wrap;gap:2px;justify-content:center;max-width:900px;margin:0 auto 8px}.kw-cst{font-size:26px;width:42px;height:42px;border:0;background:none;cursor:pointer;border-radius:8px}.kw-cst:hover{background:#f1f5f9}
.kw-comic{display:grid;gap:8px;max-width:1000px;margin:0 auto}.kw-comic1{grid-template-columns:1fr}.kw-comic3{grid-template-columns:repeat(3,1fr)}.kw-comic4{grid-template-columns:repeat(2,1fr)}.kw-comic6{grid-template-columns:repeat(3,1fr)}
@media (max-width:640px){.kw-comic3,.kw-comic6{grid-template-columns:1fr 1fr}}
.kw-panel{border:4px solid #1e293b;border-radius:6px;background:#fff;display:flex;flex-direction:column}.kw-panel.on{box-shadow:0 0 0 4px #fdba74}
.kw-stage{position:relative;aspect-ratio:5/4;overflow:hidden;background-size:cover;background-position:center}
.kw-cap2{border-top:3px solid #1e293b;min-height:28px;padding:4px 8px;font:800 15px Nunito,sans-serif;background:#fef9c3;outline:none}.kw-cap2:empty::before{content:attr(data-ph);color:#94a3b8}
.kw-it{position:absolute;transform:scale(var(--s,1)) scaleX(var(--f,1));transform-origin:top left;cursor:grab;touch-action:none;user-select:none}.kw-it.sel{outline:2px dashed #f97316;outline-offset:2px}
.kw-stk{font-size:52px;line-height:1}
.kw-bub{background:#fff;border:2.5px solid #1e293b;border-radius:14px;padding:6px 10px;max-width:60%;font:800 15px Nunito,sans-serif;min-width:40px}.kw-bub::after{content:"";position:absolute;left:16px;bottom:-12px;border:6px solid transparent;border-top:8px solid #1e293b}.kw-thought{border-radius:40px}.kw-thought::after{border:0;width:10px;height:10px;border-radius:50%;background:#fff;border:2px solid #1e293b;bottom:-14px}
.kw-bt{outline:none;display:block;min-height:1.2em;cursor:text}
.kw-comicp .kw-panel.on{box-shadow:none}.kw-comicp .kw-it.sel{outline:0}
.kw-piano{display:flex;justify-content:safe center;position:relative;user-select:none;touch-action:none;margin:10px auto;max-width:100%;overflow-x:auto}
.kw-wk{position:relative;width:clamp(30px,5.6vw,52px);height:clamp(130px,26vw,200px);background:#fff;border:2px solid #1e293b;border-radius:0 0 10px 10px;margin-left:-2px;cursor:pointer;display:flex;align-items:flex-end;justify-content:center;padding-bottom:8px;font:800 13px Nunito,sans-serif;color:#475569}
.kw-wk.down,.kw-bk.down{background:#bfdbfe!important}.kw-wk.lit{background:#fde047;box-shadow:inset 0 -10px 0 #f59e0b}.kw-bk.lit{background:#f59e0b}
.kw-bk{position:absolute;z-index:2;top:-2px;right:-30%;width:60%;height:60%;background:#1e293b;border:0;border-radius:0 0 6px 6px;cursor:pointer}
.kw-songline{display:flex;flex-wrap:wrap;gap:4px;justify-content:center;max-width:800px;font:900 18px Nunito,sans-serif}.kw-songline span{padding:2px 6px;border-radius:8px;background:#f1f5f9}.kw-songline span.ok{background:#bbf7d0}.kw-songline span.cur{background:#fde047}
.kw-staff{width:min(320px,80vw)}.kw-sl{stroke:#1e293b;stroke-width:1.6}.kw-clef{font-size:62px;fill:#1e293b}.kw-nh{fill:#1e293b}.kw-stem{stroke:#1e293b;stroke-width:2}
.kw-rhy{font-size:48px;letter-spacing:.2em;margin:0}.kw-drum{font-size:90px;width:160px;height:160px;border-radius:50%;border:6px solid #f97316;background:#fff7ed;cursor:pointer;touch-action:manipulation}
.kw-songp{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.kw-songp span{font:900 22px Nunito,sans-serif;padding:4px 10px;border-radius:8px;color:#fff;-webkit-print-color-adjust:exact;print-color-adjust:exact}
.kw-rwhead{display:flex;gap:16px;align-items:center;background:#fff;border-radius:20px;padding:14px 18px;box-shadow:var(--k-sh);max-width:720px;margin:0 auto 14px}.kw-rwhead div{display:flex;flex-direction:column;gap:2px}.kw-rwhead b{font-size:24px}
.kw-av{font-size:54px;width:84px;height:84px;border-radius:50%;border:3px solid #fdba74;background:#fff7ed;cursor:pointer}.kw-avs{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.kw-avs .kw-av{width:64px;height:64px;font-size:38px}
.kw-pet{background:linear-gradient(#e0f2fe,#fff);border-radius:24px;padding:16px;text-align:center;max-width:720px;margin:0 auto;box-shadow:var(--k-sh)}.kw-petemo{font-size:120px;display:inline-block;animation:kw-bob 2.4s ease-in-out infinite}.kw-pet.sleepy .kw-petemo{filter:grayscale(.6);animation:none}.kw-pet.happy .kw-petemo{animation-duration:1.2s}.kw-petpick{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}
@keyframes kw-bob{50%{transform:translateY(-10px)}}
.kw-badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;max-width:900px;margin:0 auto}.kw-badge{background:#f1f5f9;border-radius:16px;padding:10px;display:flex;flex-direction:column;align-items:center;gap:2px;text-align:center;opacity:.6}.kw-badge span{font-size:40px}.kw-badge small{font-size:13px;font-weight:700}.kw-badge.got{background:#fff;box-shadow:var(--k-sh);opacity:1}
#krewards h2{text-align:center;margin:18px 0 8px}
/* grade + standards pages */
.k-gsub{margin-top:12px}.k-gnav,.k-gmods{margin:0 0 14px}.k-gmods .k-chip{font-size:13px}
.k-ggrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}.k-gcard{background:#fff;border-radius:16px;padding:12px;box-shadow:var(--k-sh);display:flex;flex-direction:column;gap:6px}.k-gcard>a{text-decoration:none;color:var(--k-txt);display:flex;flex-direction:column}.k-gcard>a b{font-size:18px}.k-gcard small{color:var(--k-mut)}.k-gcard span{display:flex;flex-wrap:wrap;gap:4px 10px;font-size:13px}
.k-meta .k-gchip,.k-meta .k-schip{background:#eef2ff;border-radius:99px;padding:1px 10px;font-size:13px;text-decoration:none}
.k-gradelink{margin:0 0 14px}.k-season h2 a{text-decoration:none;color:inherit}.k-season{background:linear-gradient(#fff7ed,transparent);border-radius:20px;padding:12px}
.k-wsform label{max-width:100%}.k-wsform select{max-width:100%}.k-wssheet{overflow-x:auto}