/* aplicatie.css — stiluri proprii lecției „Creează tabele de frecvență” (doar variabile de culoare). */

/* ---------- bețișoarele de numărare (SVG) ---------- */
.bete{display:block;overflow:visible}
.bete line{stroke:var(--ink);stroke-width:3.4;stroke-linecap:round;transition:opacity .2s}
.bete .bt-x{stroke:var(--berry)}
.bete .ascuns{opacity:0}
/* bețișorul nou se „desenează”; fără animații rămâne direct desenat (starea de bază este cea finală) */
.bete .nou{stroke-dasharray:50;animation:bt-draw .45s ease-out}
@keyframes bt-draw{from{stroke-dashoffset:50}to{stroke-dashoffset:0}}

/* ---------- planșe desenate ---------- */
.plate .cv,.plate .g1,.plate .ba,.plate .ft,.plate .cm,.plate .mb,.plate .lab-ajutor,.plate .qb{
  background:var(--card);color:var(--ink);border-radius:12px;padding:14px;font-weight:800}
.plate .cm .ft{padding:0}

/* tabelul de frecvență: rânduri colorate, frecvența centrată, totalul separat */
.ft-titlu{margin:0 0 6px;text-align:center;font-size:calc(16px * var(--fs));color:var(--ink)}
.ft-tab{width:100%;border-collapse:separate;border-spacing:0 5px;font-size:calc(16px * var(--fs));color:var(--ink)}
.ft-tab th{font-size:calc(12px * var(--fs));text-transform:uppercase;letter-spacing:.04em;color:var(--muted);text-align:left;padding:0 10px}
.ft-tab th:last-child{text-align:center}
.ft-tab td{padding:5px 10px;vertical-align:middle;height:calc(36px * var(--fs));box-sizing:border-box}
.ft-tab td:first-child{border-radius:10px 0 0 10px}
.ft-tab td:last-child{border-radius:0 10px 10px 0}
.ft-tab tr.r0 td{background:var(--sun-tint)}
.ft-tab tr.r1 td{background:var(--sky-tint)}
.ft-tab tr.r2 td{background:var(--leaf-tint)}
.ft-tab tr.r3 td{background:var(--berry-tint)}
.ft-cat{white-space:nowrap}
.ft-e{display:inline-block;width:1.35em;text-align:center}
.ft-f{text-align:center;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(22px * var(--fs));line-height:1;min-width:2.4em}
.ft-tab tr.ft-tot td{background:var(--card);border-top:3px solid var(--ink);font-weight:900}
.ft-mic .ft-tab td{height:calc(30px * var(--fs));padding:3px 10px}

/* grămada de cartonașe (stația 1 și coperta) */
.gr{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.gr-c{display:inline-flex;align-items:center;gap:2px;padding:4px 10px 4px 6px;border:2px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink);font-size:calc(15px * var(--fs));box-shadow:0 3px 0 var(--line);transition:opacity .3s,transform .3s}
.g1 .gr{gap:10px}
.g1 .gr-c{font-size:calc(17px * var(--fs));padding:6px 12px 6px 8px}
.g1 .gr-c:nth-child(3n){transform:rotate(-4deg)}
.g1 .gr-c:nth-child(3n+1){transform:rotate(3deg)}
/* coperta: un singur ceas ia cartonașul, pune bețișorul și crește frecvența */
.cv{display:grid;gap:10px}
.cv .gr{gap:5px}
.cv .gr-c{font-size:calc(12px * var(--fs));padding:2px 6px 2px 3px}
.cv .gr-c.luat{opacity:.25;transform:scale(.9)}
.cv .gr-c.acum{border-color:var(--sun-edge);background:var(--sun);color:var(--on-sun);transform:translateY(-3px)}
.cv-tab .ft-bt{width:7.5em}
.cv-tab tr.aprins .ft-f{color:var(--berry)}

/* stația 2: bețișoarele apar unul câte unul, numărul și descompunerea se schimbă odată cu ele */
.ba{text-align:center}
.ba-bete{display:flex;justify-content:center;min-height:calc(64px * var(--fs))}
.ba-bete svg{height:calc(64px * var(--fs));width:auto}
.ba-cnt{margin:12px 0 4px;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(36px * var(--fs));line-height:1.1;display:flex;justify-content:center;align-items:baseline;gap:10px}
.ba-n{min-width:1.3em;text-align:right;color:var(--ink)}
.ba-sum{min-width:6.5em;text-align:left;color:var(--berry)}
.ba-eq{color:var(--muted)}
.ba-nota{margin:4px 0 0;color:var(--muted);font-size:calc(15px * var(--fs))}
.ba-nota b{color:var(--berry)}

/* stația 7: perechi față în față */
.cm{display:grid;gap:10px}
.pv-w{background:var(--paper);border-radius:10px;padding:6px}
.pv{display:block;width:100%;height:auto}
.pv-t{fill:var(--ink);font-weight:800;font-size:15px}
.pv-p{fill:var(--sky)}
.pv-x{fill:var(--berry)}
.pv-l{stroke:var(--muted);stroke-width:2;stroke-dasharray:3 3}
.pv-r{fill:none;stroke:var(--berry);stroke-width:2.5;stroke-dasharray:6 4}
.pv-d{fill:var(--berry);font-weight:900;font-size:20px}

/* stația 11: model-bandă */
.mb{text-align:center}
.mb-tot{position:relative;margin:0 0 6px;padding-bottom:14px;font-size:calc(18px * var(--fs))}
.mb-tot::after{content:"";position:absolute;left:0;right:0;bottom:0;height:9px;border:3px solid var(--ink);border-bottom:0;border-radius:8px 8px 0 0}
.mb-bara{display:flex;gap:0;border:3px solid var(--ink);border-radius:10px;overflow:hidden}
.mb-p{display:flex;align-items:center;justify-content:center;min-height:calc(50px * var(--fs));font-size:calc(19px * var(--fs));border-right:3px solid var(--ink)}
.mb-p:last-child{border-right:0}
.mb-p.r0{background:var(--berry-tint)} .mb-p.r2{background:var(--leaf-tint)}
.mb-gol{background:var(--card);color:var(--berry);background-image:repeating-linear-gradient(45deg,transparent 0 8px,var(--sun-tint) 8px 16px)}
.mb-calc{margin:12px 0 0;font-size:calc(18px * var(--fs))}
.mb-calc b{color:var(--berry)}

/* ajutorul laboratoarelor */
.lab-ajutor p{margin:8px 0;display:flex;align-items:center;gap:10px;font-size:calc(16px * var(--fs))}
.la-i{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:calc(32px * var(--fs));height:calc(32px * var(--fs));border-radius:50%;background:var(--sun);color:var(--on-sun);font-weight:900}
.la-mic{color:var(--muted)}
.la-mic .bete{display:inline-block}

/* verificarea: bețișoare și tabele mici */
.qb{display:flex;justify-content:center;padding:18px!important}
.qb svg{height:calc(64px * var(--fs));width:auto}
.ft-q .ft-bt{min-width:7em}

/* ---------- laborator 1: desenează cu bețișoare ---------- */
.bl-top{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;font-weight:800;color:var(--muted);font-size:calc(14px * var(--fs))}
.bl-made{display:flex;gap:6px;flex-wrap:wrap}
.bl-gata{background:var(--leaf-tint);color:var(--leaf-deep);border:2px solid var(--leaf);border-radius:999px;padding:1px 10px;font-weight:800;animation:pop .35s ease-out}
.bl-q{margin:6px 0 8px;text-align:center;font-weight:800;font-size:calc(22px * var(--fs));color:var(--ink);display:flex;justify-content:center;align-items:center;gap:8px}
.bl-nr{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(34px * var(--fs));line-height:1;color:var(--berry)}
.bl-panza{display:flex;align-items:center;justify-content:center;min-height:calc(92px * var(--fs));background:var(--card);border:3px dashed var(--line);border-radius:14px;padding:8px}
.bl-panza svg{height:calc(70px * var(--fs));width:auto;max-width:100%}
.bl-gol{color:var(--muted);font-weight:700}
.bl-ctrl{display:flex;justify-content:center;align-items:center;gap:14px;flex-wrap:wrap;margin-top:12px}
.bl-ctrl .btn{min-width:calc(170px * var(--fs));font-size:calc(18px * var(--fs))}
.bl-act{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:12px;padding-top:10px;border-top:2px dashed var(--line)}
.bl-act .verif{margin-left:auto}

/* ---------- laborator 2: construiește tabelul ---------- */
html:not(.flow) .lesson:has(.tb,.an,.bl){grid-template-columns:minmax(0,1.6fr) minmax(0,.4fr)}
.tb{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:8px 16px;align-items:start}
.tb-titlu{margin:0 0 8px;font-weight:800;font-size:calc(14px * var(--fs));color:var(--ink)}
.tb-pile{display:flex;flex-wrap:wrap;gap:6px}
.tb-pile.gata{display:none}
.tb-c{display:inline-flex;align-items:center;gap:2px;padding:3px 8px 3px 4px;border:2px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink);font-weight:800;font-size:calc(13px * var(--fs));transition:opacity .25s,transform .25s}
.tb-c.luat{opacity:.22}
.tb-c.acum{border-color:var(--sun-edge);background:var(--sun);color:var(--on-sun);transform:scale(1.12);box-shadow:0 4px 0 var(--sun-edge)}
.tb-msg{margin:10px 0 8px;min-height:2.7em;font-weight:800;font-size:calc(15px * var(--fs));color:var(--ink)}
.tb-pad{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.tb-pad[hidden]{display:none}
.tb .tb-k{display:flex;align-items:center;justify-content:center;min-height:calc(44px * var(--fs));padding:0;border-radius:12px;color:var(--ink);font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(22px * var(--fs));font-weight:800;cursor:pointer}
.tb .tb-k:hover{transform:translateY(-2px)}
.tb .tb-k:disabled{opacity:.45;transform:none;cursor:default}
.tb-del{grid-column:span 2}
.tb-tab td{height:calc(40px * var(--fs))}
.tb-tab td:first-child{padding:4px}
.tb-cat{display:flex;align-items:center;gap:2px;width:100%;min-height:calc(34px * var(--fs));padding:2px 10px 2px 4px;border:3px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink);font:inherit;font-weight:800;text-align:left;cursor:pointer;white-space:nowrap}
.tb-cat:hover:not(:disabled){border-color:var(--sky);transform:translateY(-1px)}
.tb-cat:disabled{cursor:default;border-color:transparent}
.tb-bt{width:40%}
.tb-bt .bete{height:calc(28px * var(--fs));width:auto}
.tb-fc{text-align:center}
.tb-f{width:calc(56px * var(--fs));height:calc(34px * var(--fs));border:3px dashed var(--line);border-radius:10px;background:var(--card);color:var(--muted);font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(22px * var(--fs));font-weight:800;line-height:1;cursor:pointer}
.tb-f:disabled{cursor:default}
.tb-f.plin{border-style:solid;border-color:var(--sky);color:var(--ink)}
.tb-f.activ{border-style:solid;border-color:var(--berry);background:var(--berry-tint);color:var(--ink);box-shadow:0 0 0 3px var(--berry-tint)}
.tb-f.rau{border-color:var(--berry);background:var(--berry-tint);animation:shake .45s}
.tb-f.bun{border-style:solid;border-color:var(--leaf);background:var(--leaf-tint);color:var(--leaf-deep)}
tr.scutura .tb-cat{animation:shake .45s}
.tb-act{grid-column:1/-1;display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;padding-top:8px;border-top:2px dashed var(--line)}
.tb-act .verif{margin-left:auto}
.bl-act .verif:disabled,.tb-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
html.flow .tb{grid-template-columns:minmax(0,1fr)}

/* ---------- laborator 3: antrenament rapid ---------- */
.an-top{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--muted);font-size:calc(14px * var(--fs))}
.an-bar{flex:1;height:10px;background:var(--line);border-radius:99px;overflow:hidden}
.an-bar i{display:block;height:100%;background:var(--leaf);transition:width .4s}
.an-serie.aprinsa{color:var(--berry);animation:pop .4s ease-out}
.an-corp{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;align-items:center;margin-top:10px}
.an-vis{display:flex;justify-content:center;align-items:center;background:var(--card);border-radius:12px;padding:8px 10px;min-height:calc(120px * var(--fs))}
.an-bete svg{height:calc(60px * var(--fs));width:auto}
.an-tab{font-size:calc(15px * var(--fs))}
.an-tab td{height:calc(32px * var(--fs));padding:3px 8px}
.an-gol{display:inline-block;min-width:1.4em;border:2px dashed var(--berry);border-radius:8px;color:var(--berry)}
.an-q{font-size:calc(20px * var(--fs));font-weight:800;margin:0 0 10px;color:var(--ink);text-align:center}
.an-var{justify-content:center}
.an-var .chip{font-size:calc(18px * var(--fs));min-width:4.2em}
.an-msg{min-height:2.6em;margin:8px 0 0;text-align:center;font-weight:800;font-size:calc(15px * var(--fs))}
.an-msg.bine{color:var(--leaf-deep)} .an-msg.rau{color:var(--berry)}
.an-final{text-align:center}
.an-final .an-q{font-size:calc(24px * var(--fs))}
.an-scor{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(54px * var(--fs));color:var(--leaf-deep);animation:pop .5s}
html.flow .an-corp{grid-template-columns:minmax(0,1fr)}

@keyframes pop{0%{transform:scale(.6)}70%{transform:scale(1.15)}100%{transform:none}}
@keyframes shake{0%,100%{transform:none}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}

/* mișcare redusă (sistem): animațiile decorative se opresc; coperta și stația 2 sunt oprite din js/aplicatie.js */
@media (prefers-reduced-motion: reduce){
  .bete .nou,.bl-gata,.tb-f.rau,tr.scutura .tb-cat,.an-scor,.an-serie{animation:none!important}
}

/* Butonul „Verifică” din bara de jos este ascuns; verificarea se deschide din cuprins sau după ultima stație. */
.bottom #checkBtn{display:none!important}


/* ===== aliniere comună (lecțiile refăcute): fără suprapuneri de butoane și text ===== */
/* plasă de siguranță: dacă o stație e mai înaltă decât scena, se derulează în interior, nu intră sub bara de jos */
html:not(.flow) .view.on{overflow-y:auto;overflow-x:hidden;scrollbar-width:thin}
/* ordonare: toate cartonașele pe un rând, loc pentru bulina cu numărul, textul rămâne în cartonaș */
.task .order{grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);grid-template-columns:none;gap:10px;margin-top:16px}
.task .order .ocard{min-width:0;padding:10px 6px 8px;overflow-wrap:anywhere;hyphens:auto}
.task .order .oc-emoji{font-size:2.1em;line-height:1.1}
.task .order .ocard .lab{font-size:calc(14px * var(--fs));line-height:1.2}
.task .order .ocard .more{font-size:calc(12px * var(--fs));line-height:1.2;color:var(--muted)}
.task .order .ocard .badge{top:-14px;left:-8px}
html.flow .task .order{grid-auto-flow:row;grid-template-columns:repeat(2,minmax(0,1fr))}
/* perechi: bulina cu numărul stă pe același rând cu textul, deci butonul nu crește după rezolvare */
.perechi .chip{display:flex;align-items:center;gap:8px;min-width:0;overflow-wrap:anywhere}
.perechi .chip[data-p]::after{flex:0 0 22px}
/* rânduri de butoane: se rup pe rândul următor în loc să se calce */
.grp,.chips,.actions{flex-wrap:wrap;row-gap:10px}
.chip,.btn{max-width:100%}
.btn{white-space:normal}