/* খেলে শিখি (PAARO-KIDS-GAMES-v1): the mockup's styles, every rule scoped under .kh. */
.kh{--g:#0E9F6E;--g-deep:#006A4E;--g-soft:#E3F4EC;--g-line:#CFE6DB;--sun:#FFC93C;--sun-soft:#FFF4D1;--sun-ink:#6B4A00;--blue-soft:#E8F0FB;--blue:#1D4E9E;
 --ink:#17302A;--ink-2:#4F665E;--ink-3:#687D75;--bg:#F2F7F4;--line:#DCE8E2;--edge:#C7DAD1;--co:#E2603F;--co-soft:#FDEBE6;--co-ink:#7A2614;
 --f:'Noto Sans','Noto Sans Bengali',system-ui,sans-serif;--sh:0 1px 2px rgba(0,40,28,.06),0 8px 24px rgba(0,40,28,.07);
 --tap:44px}
.kh *{box-sizing:border-box}
.kh.pre{--tap:60px}
.kh button{font-family:inherit;cursor:pointer}
.kh h1,.kh h2,.kh h3{margin:0;line-height:1.25}
.kh .sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.kh .khmain{max-width:1180px;margin:0 auto;padding:24px 16px 56px}
.kh .hero{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px}
.kh .hero h1{font-size:clamp(26px,4.4vw,38px);font-weight:800;letter-spacing:-.01em}
.kh .hero p{margin:6px 0 0;color:var(--ink-2);font-size:16px;max-width:560px}
.kh .pick{background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:var(--sh);margin-bottom:22px;display:grid;gap:14px}
.kh .row{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.kh .row>b{font-size:14px;color:var(--ink-2);min-width:88px}
.kh .chips{display:flex;flex-wrap:wrap;gap:8px}
.kh .chip{min-height:44px;padding:0 18px;border-radius:999px;border:1.5px solid var(--edge);background:#fff;color:var(--ink);font-weight:700;font-size:15px}
.kh .chip[aria-pressed="true"]{background:var(--g-deep);border-color:var(--g-deep);color:#fff}
.kh .seg{display:inline-flex;border:1.5px solid var(--edge);border-radius:14px;overflow:hidden;background:#fff}
.kh .seg button{min-height:44px;padding:0 14px;border:0;background:none;font-weight:700;font-size:14.5px;color:var(--ink-2);display:flex;align-items:center;gap:8px}
.kh .seg button+button{border-left:1.5px solid var(--edge)}
.kh .seg button[aria-pressed="true"]{background:var(--g-soft);color:var(--g-deep)}
.kh .seg svg{width:20px;height:20px}
.kh .modehint{font-size:14px;color:var(--ink-2);margin:0}
.kh .grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
@media (max-width:1020px){.kh .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:520px){.kh .grid{gap:10px}
}
.kh .card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:var(--sh);display:flex;flex-direction:column;gap:10px;text-align:left;color:inherit;min-height:200px;transition:transform .12s,box-shadow .12s}
.kh .card:hover{transform:translateY(-2px);box-shadow:0 2px 4px rgba(0,40,28,.08),0 14px 30px rgba(0,40,28,.12)}
.kh .card:focus-visible{outline:3px solid var(--g);outline-offset:3px}
.kh .ct{display:flex;align-items:center;gap:12px}
.kh .ic{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;flex:none;font-size:28px;font-weight:800}
.kh .ic svg{width:28px;height:28px}
.kh .ic.sm{font-size:19px;white-space:nowrap;letter-spacing:-.02em}
.kh .sbox .acts{grid-template-columns:1fr}
.kh .ct h3{font-size:19px;font-weight:800}
.kh .ct small{display:block;font-size:13px;color:var(--ink-3);font-weight:600}
.kh .card p{margin:0;color:var(--ink-2);font-size:14.5px;flex:1}
.kh .src{overflow-wrap:anywhere;font-size:12.5px;color:var(--ink-3);border-top:1px solid var(--line);padding-top:8px}
.kh .go{align-self:flex-start;min-height:44px;padding:0 18px;border-radius:12px;background:var(--g-deep);color:#fff;font-weight:700;font-size:15px;display:inline-flex;align-items:center;gap:8px}
.kh .go svg{width:18px;height:18px}
@media (max-width:520px){.kh .card{padding:12px;min-height:0}
.kh .ic{width:38px;height:38px;border-radius:12px;font-size:21px}
.kh .ic.sm{font-size:14px}
.kh .ic svg{width:22px;height:22px}
.kh .ct{gap:8px}
.kh .ct>div{min-width:0}
.kh .ct h3{font-size:15px;white-space:nowrap}
.kh .card p{font-size:13.5px}
.kh .go{width:100%;justify-content:center}
}
.kh .notes{margin-top:26px;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media (max-width:760px){.kh .notes{grid-template-columns:1fr}
}
.kh .note{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px}
.kh .note h3{font-size:16px;display:flex;align-items:center;gap:10px;margin-bottom:6px}
.kh .note h3 svg{width:22px;height:22px;color:var(--g-deep);flex:none}
.kh .note p{margin:0;font-size:14.5px;color:var(--ink-2)}
.kh .stage{position:fixed;inset:0;z-index:100;background:var(--bg);display:none;flex-direction:column}
.kh .stage.on{display:flex}
.kh .sbar{background:#fff;border-bottom:1px solid var(--line)}
.kh .sbin{max-width:760px;margin:0 auto;height:60px;padding:0 12px;display:flex;align-items:center;gap:10px}
.kh .ibtn{width:var(--tap);height:var(--tap);min-width:44px;min-height:44px;border:0;border-radius:14px;background:var(--bg);display:grid;place-items:center;color:var(--ink);flex:none}
.kh .ibtn svg{width:24px;height:24px}
.kh .sname{font-weight:800;font-size:16px;display:flex;align-items:center;gap:8px;min-width:0}
.kh .sname span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kh .dots{display:flex;gap:5px;flex:1;justify-content:flex-end;flex-wrap:wrap}
.kh .dots i{width:10px;height:10px;border-radius:50%;background:var(--line)}
.kh .dots i.ok{background:var(--g)}
.kh .dots i.try{background:var(--sun)}
.kh .dots i.now{background:var(--g-deep);box-shadow:0 0 0 3px var(--g-soft)}
.kh .clock{font-weight:700;font-size:14px;color:var(--ink-2);display:flex;align-items:center;gap:4px}
.kh .clock svg{width:16px;height:16px}
.kh .sbody{flex:1;overflow:auto;display:flex}
.kh .sin{max-width:760px;width:100%;margin:0 auto;padding:18px 16px 24px;display:flex;flex-direction:column}
.kh .intro{margin:auto;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;max-width:520px}
.kh .intro .big{width:96px;height:96px;border-radius:28px;display:grid;place-items:center;font-size:52px;font-weight:800}
.kh .intro .big svg{width:52px;height:52px}
.kh .intro h2{font-size:28px;font-weight:800}
.kh .intro p{margin:0;color:var(--ink-2);font-size:16px}
.kh .who{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 14px;text-align:left;font-size:15px;color:var(--ink-2)}
.kh .who svg{width:28px;height:28px;color:var(--g-deep);flex:none}
.kh .tchips{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.kh .start{min-height:60px;padding:0 34px;border:0;border-radius:18px;background:var(--g-deep);color:#fff;font-weight:800;font-size:20px;box-shadow:0 6px 0 #00523C}
.kh .start:active{transform:translateY(3px);box-shadow:0 3px 0 #00523C}
.kh .count{margin:auto;width:220px;height:220px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:110px;font-weight:800;transition:background .2s}
.kh .count.go{background:var(--g);font-size:64px}
.kh .count b{animation:zoom .7s ease-out}
@keyframes zoom{from{transform:scale(1.8);opacity:0}to{transform:scale(1);opacity:1}}
.kh .q{display:flex;flex-direction:column;gap:16px;flex:1}
.kh .qtop{display:flex;align-items:center;gap:12px}
.kh .spk{width:64px;height:64px;border-radius:20px;border:0;background:var(--sun);color:var(--sun-ink);display:grid;place-items:center;flex:none;box-shadow:0 4px 0 #E0A800}
.kh .spk svg{width:32px;height:32px}
.kh .spk.on{animation:pulse 1s infinite}
@keyframes pulse{50%{transform:scale(1.07)}}
.kh .qtxt{font-size:24px;font-weight:800;line-height:1.3}
.kh .qsub{font-size:15px;color:var(--ink-2);font-weight:600}
.kh .pic{background:#fff;border:1px solid var(--line);border-radius:22px;min-height:150px;display:flex;flex-wrap:wrap;align-content:center;justify-content:center;gap:6px;padding:16px;font-size:44px;line-height:1.15}
.kh .pic.many{font-size:34px}
.kh .opts{display:grid;gap:12px;grid-template-columns:repeat(3,1fr)}
.kh .opts.n2{grid-template-columns:repeat(2,1fr)}
.kh .opts.n4{grid-template-columns:repeat(2,1fr)}
.kh .opt{position:relative;min-height:96px;border-radius:22px;border:2px solid var(--line);background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:10px;font-size:46px;font-weight:800;color:var(--ink);box-shadow:0 4px 0 var(--line);transition:transform .08s}
.kh .opt:active{transform:translateY(3px);box-shadow:0 1px 0 var(--line)}
.kh .opt .lb{font-size:15px;font-weight:700;color:var(--ink-2)}
.kh .opt.txt{font-size:20px;line-height:1.35;min-height:72px}
.kh.pre .opt{min-height:120px;font-size:60px}
.kh.pre .opt.txt{font-size:26px}
.kh .opt.right{border-color:var(--g);background:var(--g-soft);box-shadow:0 4px 0 var(--g)}
.kh .opt.miss{animation:shake .35s}
.kh .opt.show{border-color:var(--g);border-style:dashed}
@keyframes shake{25%{transform:translateX(-7px)}75%{transform:translateX(7px)}}
.kh .opt .tick{position:absolute;top:8px;right:8px;width:30px;height:30px;border-radius:50%;background:var(--g);color:#fff;display:none;place-items:center}
.kh .opt.right .tick{display:grid}
.kh .opt .tick svg{width:18px;height:18px}
.kh .slots{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.kh .slot{min-width:96px;min-height:96px;border-radius:20px;border:2.5px dashed var(--edge);display:grid;place-items:center;font-size:44px;font-weight:800;background:#fff;padding:6px 10px}
.kh .slot.txt{font-size:18px;min-width:140px;max-width:100%;text-align:center}
.kh .slot.f{border-style:solid;border-color:var(--g);background:var(--g-soft)}
.kh .slot.bad{border-color:var(--sun);background:var(--sun-soft)}
.kh .olinks{display:flex;justify-content:center}
.kh .lnk{min-height:44px;border:0;background:none;color:var(--g-deep);font-weight:700;font-size:15px;display:inline-flex;align-items:center;gap:6px}
.kh .lnk svg{width:18px;height:18px}
.kh .fb{min-height:28px;text-align:center;font-weight:800;font-size:18px;color:var(--g-deep)}
.kh .fb.soft{color:var(--sun-ink)}
.kh .adult{margin-top:auto;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px 12px;display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.kh .adult b{font-size:13.5px;color:var(--ink-2);flex:1;min-width:140px}
.kh .abtn{min-height:44px;padding:0 14px;border-radius:12px;border:1.5px solid var(--edge);background:#fff;font-weight:700;font-size:14.5px;color:var(--ink);display:inline-flex;align-items:center;gap:6px}
.kh .abtn svg{width:18px;height:18px}
.kh .abtn.ok{background:var(--g-deep);border-color:var(--g-deep);color:#fff}
.kh .res{margin:auto;width:100%;max-width:560px;display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center}
.kh .res h2{font-size:28px;font-weight:800}
.kh .score{font-size:20px;font-weight:700;color:var(--ink-2)}
.kh .score b{color:var(--g-deep);font-size:44px;display:block;line-height:1.1}
.kh .tray{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;max-width:100%}
.kh .tray span{min-width:48px;height:48px;padding:0 8px;border-radius:14px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;font-size:24px;font-weight:800}
.kh .grp{background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 14px;width:100%;text-align:left;display:grid;gap:6px}
.kh .grp .lvl{display:flex;gap:6px;flex-wrap:wrap}
.kh .grp .lvl span{padding:6px 12px;border-radius:999px;font-weight:700;font-size:13.5px;background:var(--bg);color:var(--ink-3)}
.kh .grp .lvl span.on{background:var(--g-soft);color:var(--g-deep);box-shadow:inset 0 0 0 1.5px var(--g-line)}
.kh .grp p{margin:0;font-size:14px;color:var(--ink-2)}
.kh .namein{display:flex;flex-direction:column;gap:6px;width:100%;text-align:left}
.kh .namein label{font-size:14px;font-weight:700;color:var(--ink-2)}
.kh .namein input{min-height:48px;border-radius:14px;border:1.5px solid var(--edge);padding:0 14px;font-family:inherit;font-size:16px}
.kh .acts{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;width:100%}
.kh .acts .abtn{justify-content:center;min-height:52px}
.kh .acts .wide{grid-column:1/-1}
.kh #confetti{position:fixed;inset:0;pointer-events:none;z-index:300}
.kh .sheet{position:fixed;inset:0;z-index:400;background:rgba(11,42,32,.5);display:none;align-items:center;justify-content:center;padding:16px}
.kh .sheet.on{display:flex}
.kh .sbox{background:#fff;border-radius:22px;max-width:420px;width:100%;padding:16px;display:flex;flex-direction:column;gap:12px;max-height:100%;overflow:auto}
.kh .sbox canvas{width:100%;height:auto;border-radius:14px;border:1px solid var(--line)}
.kh .shd{display:flex;align-items:center;justify-content:space-between}
.kh .shd b{font-size:17px}
.kh .toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 18px;border-radius:12px;font-weight:600;font-size:14.5px;z-index:500;display:none}
.kh .toast.on{display:block}
@media (max-width:520px){.kh .qtxt{font-size:21px}
.kh .opt{min-height:88px;font-size:40px}
.kh.pre .opt{min-height:110px;font-size:54px}
.kh .count{width:180px;height:180px;font-size:90px}
.kh .acts{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){.kh *{animation:none!important;transition:none!important}
}


.kh{background:var(--bg);color:var(--ink);font-family:var(--f);font-size:16px;line-height:1.5}
.kh .pic img{max-width:100%;max-height:260px;object-fit:contain}
.kh .opt img{width:96px;height:96px;object-fit:contain;pointer-events:none}
.kh.pre .opt img{width:120px;height:120px}
.kh .card[disabled]{opacity:.55;cursor:default;transform:none}
.kh .soon{font-size:13px;font-weight:700;color:var(--sun-ink);background:var(--sun-soft);border-radius:999px;padding:3px 10px;align-self:flex-start}
.kh .opt.wait{opacity:.7}