/* ===== KidChal ===== */
:root{
  --bg:#FFF8EC; --card:#fff; --ink:#2D2A32; --muted:#7A7385; --line:#EFE6D8;
  --pri:#FF7A45; --pri-d:#E85E28; --blue:#3FA7F5; --green:#2EB872; --green-d:#1F9459; --red:#F2545B; --yellow:#FFC93C;
  --radius:22px; --shadow:0 6px 0 rgba(0,0,0,.05),0 10px 30px rgba(80,50,0,.08);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Baloo 2","Kantumruy Pro",system-ui,sans-serif;font-size:17px;line-height:1.5}
body.is-admin{--bg:#F5F6FA;font-size:15.5px}
.km,:lang(km){font-family:"Kantumruy Pro","Baloo 2",sans-serif}
a{color:var(--blue)}
img{max-width:100%}
h1{font-size:2rem;margin:.2em 0 .4em;font-weight:800;line-height:1.2}
h2{font-size:1.25rem;margin:0 0 .6em}
small{font-size:.75em}
.muted{color:var(--muted)}
.container{max-width:1120px;margin:0 auto;padding:18px 16px 60px}
[hidden]{display:none !important}

/* ---------- top bar ---------- */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;background:#fff;padding:10px 18px;border-bottom:3px solid var(--line);position:sticky;top:0;z-index:10}
.brand{font-weight:800;font-size:1.45rem;color:var(--pri);text-decoration:none}
.topbar nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.topbar nav a{color:var(--ink);text-decoration:none;font-weight:600}
.topbar nav a:hover{color:var(--pri)}
.who{color:var(--muted)}
.nav-toggle{display:none;background:none;border:0;font-size:1.6rem;cursor:pointer}

/* ---------- buttons ---------- */
.btn,.btn-sm{display:inline-block;border:0;cursor:pointer;font:inherit;font-weight:700;text-decoration:none;text-align:center;color:#fff;background:var(--pri);border-radius:14px;padding:10px 18px;box-shadow:0 4px 0 var(--pri-d);transition:transform .08s;touch-action:manipulation}
.btn:active,.btn-sm:active{transform:translateY(3px);box-shadow:0 1px 0 var(--pri-d)}
.btn-sm{padding:5px 12px;font-size:.9rem;border-radius:10px;background:#fff;color:var(--ink);box-shadow:0 3px 0 var(--line);border:2px solid var(--line)}
.btn-sm.danger{color:var(--red);border-color:#F8C9CB}
.btn-alt{background:#fff;color:var(--ink);box-shadow:0 4px 0 var(--line);border:2px solid var(--line)}
.btn-big{font-size:1.35rem;padding:14px 28px;border-radius:20px}
.link-btn{background:none;border:0;color:var(--muted);font:inherit;cursor:pointer;text-decoration:underline;padding:12px}

/* ---------- cards & forms ---------- */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.card-head h1,.card-head h2{margin:0}
label{display:block;font-weight:700;margin:14px 0 6px}
label small{font-weight:400;color:var(--muted)}
input,select{width:100%;font:inherit;font-size:16px;padding:11px 14px;border:2px solid var(--line);border-radius:12px;background:#fff;color:var(--ink)}
input:focus,select:focus{outline:none;border-color:var(--blue)}
input[type=checkbox]{width:auto;margin-right:8px}
.check{display:flex;align-items:center;font-weight:600}
.form-card{max-width:760px;margin:0 auto}
.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}
.grid2>.card{margin-bottom:20px}
.hint{color:var(--muted);font-size:.9rem;margin:6px 0 0}
.preview{width:110px;height:110px;object-fit:contain;display:block;margin-bottom:8px;border-radius:14px;background:#FAF5EC}
.flash{padding:12px 16px;border-radius:14px;margin-bottom:16px;font-weight:600}
.flash.ok{background:#DDF7E9;color:#17784A}
.flash.err{background:#FDE2E3;color:#B4232A}
.filters{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.filters select,.filters input{width:auto;padding:6px 10px}

/* ---------- login ---------- */
.login-wrap{min-height:80vh;display:grid;place-items:center}
.login-card{width:100%;max-width:420px;text-align:center}
.login-card form{text-align:left}
.login-card .btn{width:100%;margin-top:22px}
.login-animals{font-size:2.6rem;letter-spacing:6px}

/* ---------- kid home ---------- */
.kid-hero{text-align:center;padding:4px 0 8px}
.kid-hero h1{font-size:2.2rem}
.lang-switch{display:inline-flex;background:#fff;border-radius:999px;padding:5px;box-shadow:var(--shadow);gap:4px}
.lang-switch a{padding:8px 18px;border-radius:999px;text-decoration:none;color:var(--ink);font-weight:700}
.lang-switch a.on{background:var(--pri);color:#fff}
.stats{display:flex;justify-content:center;gap:12px;margin:14px 0;flex-wrap:wrap}
.stat{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:10px 20px;display:flex;flex-direction:column;min-width:130px}
.stat .num{font-size:1.8rem;font-weight:800;line-height:1.2}
.stat small{color:var(--muted)}
.pick-title{text-align:center;font-size:1.5rem;margin:18px 0 12px}
.topic-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.topic-card{background:#fff;border-radius:28px;box-shadow:var(--shadow);padding:18px;text-align:center;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;align-items:center;gap:6px;transition:transform .12s;border:4px solid transparent}
.topic-card:active{transform:scale(.96)}
.topic-card:hover{border-color:var(--yellow)}
.topic-card img{width:130px;height:130px}
.topic-name{font-size:1.5rem;font-weight:800}
.topic-bar{width:80%;height:12px;background:#F1EADF;border-radius:6px;overflow:hidden}
.topic-bar span{display:block;height:100%;background:var(--green);border-radius:6px}
.topic-count{color:var(--muted);font-weight:700}
.leaders{list-style:none;padding:0;margin:0}
.leaders li{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:14px}
.leaders li:nth-child(odd){background:#FFF6E6}
.leaders li.me{outline:3px solid var(--yellow)}
.medal{font-size:1.5rem}.lname{flex:1;font-weight:700}.lpts{font-weight:800;color:var(--pri)}

/* ---------- game ---------- */
body.is-game .container{padding:10px 12px calc(20px + env(safe-area-inset-bottom))}
.game{max-width:640px;margin:0 auto;text-align:center;user-select:none;-webkit-user-select:none}
.scoreboard{display:grid;grid-template-columns:auto 1fr 1fr 1fr;gap:8px;margin-bottom:12px;position:sticky;top:calc(6px + env(safe-area-inset-top));z-index:5}
.sb-home{display:grid;place-items:center;background:#fff;border-radius:16px;box-shadow:var(--shadow);font-size:1.5rem;text-decoration:none;padding:0 12px}
.sb-item{background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:6px 4px;display:flex;flex-direction:column;line-height:1.15}
.sb-num{font-size:1.45rem;font-weight:800}
.sb-lbl{font-size:.8rem;color:var(--muted);font-weight:600}
.sb-time.low .sb-num{color:var(--red);animation:blink 1s infinite}
@keyframes blink{50%{opacity:.4}}
.start-screen{background:#fff;border-radius:32px;box-shadow:var(--shadow);padding:26px 18px 18px;display:flex;flex-direction:column;align-items:center}
.start-topic{display:flex;flex-direction:column;align-items:center;font-size:1.8rem;font-weight:800}
.start-topic img{width:140px;height:140px}
.start-topic>span:only-child{font-size:4rem}
.how{display:flex;gap:10px;justify-content:center;margin:12px 0 18px}
.how div{background:#FFF6E6;border-radius:18px;padding:8px 12px;font-weight:700;display:flex;flex-direction:column;min-width:86px}
.how span{font-size:2rem}
.start-btn{width:150px;height:150px;border-radius:50%;border:0;background:var(--green);color:#fff;font-size:4.2rem;cursor:pointer;box-shadow:0 9px 0 var(--green-d);animation:breathe 1.6s ease-in-out infinite;touch-action:manipulation;display:grid;place-items:center;padding:0 0 0 8px}
.start-btn.small{width:110px;height:110px;font-size:3rem;padding-left:0;margin:6px}
.start-btn:active{transform:translateY(6px);box-shadow:0 3px 0 var(--green-d)}
.start-btn:disabled{opacity:.5;animation:none}
@keyframes breathe{50%{transform:scale(1.07)}}
.start-sub{font-weight:700;color:var(--muted);margin:14px 0 0}
.adult-msg{background:#FFF0D9;border-radius:14px;padding:12px 14px;text-align:left;font-size:.95rem;margin-top:14px}
.picture-card{position:relative;background:#fff;border-radius:32px;box-shadow:var(--shadow);padding:16px;aspect-ratio:1/1;width:100%;max-width:min(600px,56vh);margin:0 auto;display:grid;place-items:center;overflow:hidden}
.picture-card img{width:100%;height:100%;object-fit:contain;pointer-events:none}
.pop{animation:pop .45s cubic-bezier(.2,1.6,.4,1)}
@keyframes pop{from{transform:scale(.6);opacity:0}to{transform:scale(1);opacity:1}}
.burst{position:absolute;inset:0;display:grid;place-items:center;font-size:7rem;animation:burst 1.2s ease-out forwards;pointer-events:none}
@keyframes burst{0%{transform:scale(.3) rotate(-30deg);opacity:0}30%{transform:scale(1.2);opacity:1}100%{transform:scale(1.6) translateY(-90px);opacity:0}}
.feedback{position:absolute;left:10px;right:10px;bottom:10px;border-radius:22px;padding:10px 12px;box-shadow:var(--shadow);animation:up .3s ease-out}
@keyframes up{from{transform:translateY(40px);opacity:0}to{transform:none;opacity:1}}
.feedback.good{background:#DDF7E9}.feedback.bad{background:#FDE2E3}.feedback.late{background:#FFF0D9}
.fb-title{font-size:1.6rem;font-weight:800}
.plus{color:#E69A00}
.fb-small{color:var(--muted);font-weight:700}
.fb-name{display:flex;gap:14px;justify-content:center;align-items:baseline;flex-wrap:wrap}
.fb-name b{font-size:2.1rem;text-transform:capitalize;line-height:1.2}
.tap-talk{position:absolute;inset:auto 0 18px 0;margin:auto;width:150px;height:150px;border-radius:50%;border:0;background:var(--red);color:#fff;font-size:3.6rem;box-shadow:0 8px 0 #C93A40;display:flex;flex-direction:column;align-items:center;justify-content:center;animation:breathe 1.2s infinite;cursor:pointer;touch-action:manipulation}
.tap-talk span{font-size:.85rem;font-weight:700}
.countdown{height:16px;background:#F1EADF;border-radius:8px;margin:14px auto 6px;max-width:460px;overflow:hidden}
.count-bar{height:100%;width:100%;background:var(--green);border-radius:8px;transition:width .1s linear,background .3s}
.count-bar.low{background:var(--red)}
.listen-row{display:flex;align-items:center;justify-content:center;gap:10px;min-height:44px}
.mic-dot{font-size:1.6rem;opacity:.35;border-radius:50%;width:44px;height:44px;display:grid;place-items:center}
.mic-dot.on{opacity:1;background:#FDE2E3;animation:pulse 1.1s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(242,84,91,.55)}100%{box-shadow:0 0 0 18px rgba(242,84,91,0)}}
.status{font-weight:800;font-size:1.25rem;color:var(--ink)}
.heard{min-height:1.5em;color:var(--muted);font-size:1.1rem;margin:0}
.result{border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);background:#fff}
.result-title{font-size:2rem;font-weight:800}
.finish-stars{font-size:3.4rem;animation:pop .6s}
.finish-stats{display:flex;justify-content:center;gap:12px;margin:14px 0}
.finish-stats div{background:#FFF6E6;border-radius:18px;padding:8px 18px;display:flex;flex-direction:column;font-size:1.4rem}
.finish-stats b{font-size:2.2rem;line-height:1.1}
.finish .btn{vertical-align:middle;margin:6px}

/* ---------- admin ---------- */
.tiles{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:20px}
.tile{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;display:flex;flex-direction:column}
.tile .num{font-size:1.9rem;font-weight:800;color:var(--pri);line-height:1.2}
.tile .num small{color:var(--muted)}
.tile.good .num{color:var(--green)}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
.table th{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.table tr.dim td{color:#B5AFBD}
.table td.num,.table th.num{text-align:right}
.row-actions{display:flex;gap:6px;justify-content:flex-end}
.pill{padding:2px 10px;border-radius:999px;font-size:.82rem;font-weight:700;background:#E4F2FE;color:#1F6FB0;white-space:nowrap}
.pill.admin{background:#FFE7DC;color:#C2471A}
.up{color:var(--green);font-weight:700}.down{color:var(--red);font-weight:700}
.quick{display:flex;gap:10px;flex-wrap:wrap}
.item-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px}
.item-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:12px;text-align:center;position:relative}
.item-card img{width:100%;aspect-ratio:1/1;object-fit:contain}
.item-card.inactive img{opacity:.35}
.item-card .names{display:flex;flex-direction:column;margin:6px 0}
.item-card .names b{text-transform:capitalize;font-size:1.05rem}
.item-card .actions{display:flex;gap:6px;justify-content:center}
.badge{position:absolute;top:10px;left:10px;background:#333;color:#fff;border-radius:8px;padding:0 8px;font-size:.8rem}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.tabs a{padding:6px 14px;border-radius:999px;background:#fff;text-decoration:none;color:var(--ink);font-weight:700;box-shadow:var(--shadow)}
.tabs a.on{background:var(--pri);color:#fff}
.bars{display:flex;align-items:flex-end;gap:8px;height:200px;padding-top:10px}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;min-width:0}
.bar{width:100%;max-width:44px;background:#FFD3C2;border-radius:10px 10px 4px 4px;display:flex;align-items:flex-end;overflow:hidden;min-height:2px}
.bar-ok{width:100%;background:var(--green)}
.bar.learn{background:#CDE8FF}
.bar.learn .bar-ok{background:var(--blue)}
.bar-val{font-weight:700;font-size:.85rem}
.bar-lbl{font-size:.75rem;color:var(--muted);margin-top:4px;white-space:nowrap}
.legend{font-size:.85rem;color:var(--muted)}
.sw{display:inline-block;width:12px;height:12px;border-radius:3px;vertical-align:middle;margin:0 4px 0 10px}
.sw.ok{background:var(--green)}.sw.all{background:#FFD3C2}.sw.blue{background:var(--blue)}
.hard{list-style:none;padding:0;margin:0}
.hard li{display:flex;align-items:center;gap:12px;padding:6px 0;border-bottom:1px solid var(--line)}
.hard img{width:44px;height:44px}
.hard li span:nth-child(2){flex:1;text-transform:capitalize}
.meter{display:inline-block;width:70px;height:8px;background:#EEE;border-radius:4px;vertical-align:middle;overflow:hidden}
.meter div{height:100%;background:var(--green)}
.meter.blue div{background:var(--blue)}
.progress-row{display:grid;grid-template-columns:150px 1fr 90px;gap:12px;align-items:center;padding:8px 0;border-bottom:1px solid var(--line)}
.progress-row .stack{height:18px;background:#F1EADF;border-radius:9px;overflow:hidden;display:flex}
.stack .m{background:var(--green)}.stack .l{background:#A7E3C4}
.know-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px}
.know{background:#fff;border:3px solid var(--line);border-radius:16px;padding:8px;text-align:center;font-size:.85rem}
.know img{width:60px;height:60px}
.know b{display:block;text-transform:capitalize}
.know.mastered{border-color:var(--green);background:#EFFBF4}
.know.learned{border-color:#A7E3C4}
.know.practising{border-color:#FFC9A8;background:#FFF6EF}
.know.new{opacity:.55}
.explain{font-size:.88rem;color:var(--muted);background:#fff;border-radius:14px;padding:10px 14px;margin-bottom:16px;border:1px dashed var(--line)}

/* ---------- small screens ---------- */
@media (max-width:900px){ .tiles{grid-template-columns:repeat(3,1fr)} }
@media (max-width:760px){
  .tiles{grid-template-columns:repeat(2,1fr)}
  .grid2{grid-template-columns:1fr}
  h1{font-size:1.6rem}
  .kid-hero h1{font-size:1.8rem}
  .topic-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .topic-card{padding:12px;border-radius:22px}
  .topic-card img{width:96px;height:96px}

  .topic-name{font-size:1.2rem}
  .stat{min-width:0;flex:1;padding:8px 10px}
  .stat .num{font-size:1.35rem}
  .stats{gap:8px}
  .sb-num{font-size:1.2rem}
  .fb-name b{font-size:1.7rem}
  .fb-title{font-size:1.3rem}
  .progress-row{grid-template-columns:100px 1fr 70px}
  body.is-admin .topbar nav{display:none;width:100%;flex-direction:column;align-items:flex-start;gap:8px;padding:8px 0}
  body.is-admin.nav-open .topbar nav{display:flex}
  .nav-toggle{display:block}
}
@media (orientation:landscape) and (max-height:600px){
  /* tablet/phone held sideways: picture next to the controls */
  body.is-game #playScreen{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:center}
  body.is-game #playScreen[hidden]{display:none}
  body.is-game .picture-card{max-width:min(78vh,100%);grid-row:1 / span 5}
  body.is-game .game{max-width:900px}
}

/* ---------- registration ---------- */
.register-card{max-width:560px}
.register-card h1{font-size:1.7rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.lang-pick{display:flex;gap:10px}
.lang-pick label{flex:1;margin:0;display:flex;align-items:center;justify-content:center;gap:6px;border:2px solid var(--line);border-radius:14px;padding:10px;cursor:pointer;font-weight:700}
.lang-pick input{width:auto;margin:0}
.lang-pick label:has(input:checked){border-color:var(--pri);background:#FFF1E8}
.or{display:flex;align-items:center;gap:10px;color:var(--muted);margin:20px 0 12px;font-weight:600}
.or::before,.or::after{content:"";flex:1;height:2px;background:var(--line)}
.btn-register{width:100%;background:var(--blue);box-shadow:0 4px 0 #2A86CC}
.login-card .btn-register{margin-top:0}

/* ---------- public homepage (guests) ---------- */
.guest-nav{gap:8px}
.btn-sm-pri{padding:5px 12px;font-size:.9rem;border-radius:10px;box-shadow:0 3px 0 var(--pri-d)}
.guest-lead{max-width:640px;margin:0 auto;color:var(--muted);font-size:1.1rem}
.guest-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:6px}
.topic-lock{font-size:.85rem;font-weight:700;color:var(--blue);background:#E8F4FE;border-radius:999px;padding:2px 10px}
.how-card{margin-top:8px}
.how-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.how-steps div{background:#FFF6E6;border-radius:18px;padding:12px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:2px;font-weight:600}
.how-steps span{font-size:2rem}
.how-steps b{background:var(--pri);color:#fff;border-radius:50%;width:26px;height:26px;display:grid;place-items:center;font-size:.9rem}
@media (max-width:760px){ .how-steps{grid-template-columns:repeat(2,1fr)} .guest-nav .km{display:none} }

/* ---------- my profile ---------- */
.profile-link{text-decoration:none;font-weight:700;color:var(--ink) !important;background:#FFF1E8;border-radius:999px;padding:4px 12px}
.profile-head{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.profile-head h1{margin:0}
.who-info{flex:1;min-width:220px}
.avatar{width:84px;height:84px;border-radius:50%;background:linear-gradient(135deg,var(--pri),var(--yellow));color:#fff;font-size:2.6rem;font-weight:800;display:grid;place-items:center;box-shadow:var(--shadow)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.chip{background:#FFF6E6;border-radius:999px;padding:3px 12px;font-weight:600;font-size:.92rem}
.prow-link{text-decoration:none;color:var(--ink)}
.prow-link:hover{background:#FFFAF2}
.prow-name{display:flex;align-items:center;gap:8px;min-width:0}
.prow-name img{width:34px;height:34px;flex:none}
.prow-name b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.progress-row.prow-link{grid-template-columns:minmax(120px,190px) 1fr 60px}
input:disabled{background:#F7F3EC;color:var(--muted)}