/* aplicatie.css — stiluri proprii lecției „Ecuații pentru probleme de împărțire” (doar variabile de culoare). */

/* ---------- elemente comune ale planșelor ---------- */
.plate .gr2,.plate .gr-cov,.plate .tm,.plate .sb,.plate .bd,.plate .pb,.plate .pz,.plate .cv,.plate .af-scena,.plate .ps{
  background:var(--card);color:var(--ink);border-radius:12px;padding:14px 16px;font-weight:800}
.ec{font-family:"Baloo 2",system-ui,sans-serif;font-weight:800;letter-spacing:.01em;white-space:nowrap}
.nx,.gr-x{display:inline-flex;align-items:center;justify-content:center;min-width:1.3em;padding:0 .2em;border-radius:8px;background:var(--berry-tint);color:var(--berry);border:2px dashed var(--berry);line-height:1.15}
.t1{color:var(--sky)} .t2{color:var(--berry)} .t3{color:var(--leaf-deep)}
.gr-rez{margin:10px 0 0;text-align:center;font-size:calc(18px * var(--fs));color:var(--ink)}
.gr-rez b{color:var(--leaf-deep)}
.rg-r{margin:10px 0 0;text-align:center;font-size:calc(17px * var(--fs));background:var(--sun-tint);border-radius:10px;padding:6px 10px}

/* ---------- grupe egale animate (un singur ceas în js/aplicatie.js pornește toate animațiile odată) ---------- */
.gr{text-align:center}
.gr+.gr{margin-top:12px;padding-top:12px;border-top:2px dashed var(--line)}
.gr-t{margin:0 0 8px;font-size:calc(17px * var(--fs))}
.gr-t .ec{font-size:calc(30px * var(--fs))}
.gr-gs{display:flex;justify-content:center;align-items:flex-start;gap:10px;flex-wrap:wrap}
.gr-g{display:flex;flex-direction:column;align-items:center;gap:4px;border:3px dashed var(--line);border-radius:14px;padding:8px 10px;min-width:58px;background:var(--leaf-tint)}
.gr-dots{display:grid;grid-template-columns:repeat(var(--c),1fr);gap:4px}
.gr-d{font-style:normal;font-size:calc(17px * var(--fs));line-height:1;color:var(--sky);display:inline-block}
.gr-l{font-size:calc(15px * var(--fs));color:var(--berry);background:var(--berry-tint);border-radius:999px;padding:0 10px}
.gr-cov .gr-dots .gr-d{font-size:calc(20px * var(--fs))}
.gr-anim.joaca .gr-d{animation:gr-in .32s ease-out both;animation-delay:calc(var(--k) * .12s)}
.gr-anim.joaca .gr-g.vine{animation:gr-box .3s ease-out both;animation-delay:calc(var(--k) * .12s)}
.gr-anim.joaca .gr-rez{animation:gr-fade .4s ease-out both;animation-delay:calc(var(--fin) * .12s + .3s)}
@keyframes gr-in{0%{opacity:0;transform:translateY(-18px) scale(.4)}100%{opacity:1;transform:none}}
@keyframes gr-box{0%{opacity:0;transform:scale(.7)}100%{opacity:1;transform:none}}
@keyframes gr-fade{0%{opacity:0;transform:translateY(6px)}100%{opacity:1;transform:none}}

/* ---------- stația 2: termenii, cu etichetele exact sub numere ---------- */
.tm{text-align:center}
.tm-r{display:flex;justify-content:center;align-items:flex-start;gap:10px}
.tm-x{display:flex;flex-direction:column;align-items:center;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(52px * var(--fs));line-height:1;border-radius:12px;padding:8px 10px 6px;min-width:2.1em}
.tm-x small{font-family:"Nunito",system-ui,sans-serif;font-size:calc(14px * var(--fs));font-weight:800;margin-top:6px}
.tm-x.t1{background:var(--sky-tint)} .tm-x.t2{background:var(--berry-tint)} .tm-x.t3{background:var(--leaf-tint)}
.tm-o{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(46px * var(--fs));line-height:calc(66px * var(--fs));color:var(--muted)}
.tm-p{margin:14px 0 4px;font-size:calc(24px * var(--fs));font-family:"Baloo 2",system-ui,sans-serif}
.tm-n{margin:0;color:var(--muted);font-size:calc(15px * var(--fs))}

/* ---------- stația 3: simbolurile necunoscutei ---------- */
.sb p{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:8px 0;padding:6px 12px;border-radius:10px;background:var(--sun-tint)}
.sb .ec{font-size:calc(28px * var(--fs))}
.sb-e{font-size:calc(15px * var(--fs));color:var(--muted);text-align:right}

/* ---------- modele-bandă (stațiile 4 și 9) ---------- */
.bd{text-align:center}
.bd-ec{margin:0 0 10px;font-size:calc(30px * var(--fs))}
.bd-acol{margin:0 4px;height:22px;border:3px solid var(--berry);border-bottom:0;border-radius:10px 10px 0 0;position:relative}
.bd-acol span{position:absolute;left:50%;top:-16px;transform:translateX(-50%);background:var(--card);color:var(--berry);padding:0 8px;font-size:calc(20px * var(--fs))}
.bd-bara{display:flex;gap:3px;margin-top:4px}
.bd-s{flex:1;display:flex;align-items:center;justify-content:center;height:calc(46px * var(--fs));background:var(--sky-tint);border:2px solid var(--sky);border-radius:8px;font-size:calc(18px * var(--fs));color:var(--ink)}
.gr-anim.joaca .bd-s{animation:gr-box .35s ease-out both;animation-delay:calc(var(--k) * .3s)}
.bd .gr-rez{--fin:22}
.bd-n{margin:6px 0 0;color:var(--muted);font-size:calc(15px * var(--fs))}
.bp-sus{border:3px solid var(--line);border-bottom:0;border-radius:10px 10px 0 0;height:20px;position:relative;margin:14px 2px 0}
.bp-tot{position:absolute;left:50%;top:-14px;transform:translateX(-50%);background:var(--card);padding:0 8px;font-size:calc(16px * var(--fs))}
.bd-s.bp-v{flex:.5;background:var(--berry-tint);border-color:var(--berry);color:var(--berry);background-image:repeating-linear-gradient(135deg,transparent 0 6px,var(--card) 6px 9px)}
.bp-jos{display:flex;gap:6px;margin-top:6px;font-size:calc(14px * var(--fs))}
.bp-l{display:flex;align-items:center;justify-content:center;border-top:3px solid;padding-top:4px;color:var(--muted)}
.bp-l.v{flex:.5;border-color:var(--berry);color:var(--berry)}
.bp-l.r{flex:6;border-color:var(--sky)}
.bp-l .gr-x{margin:0 4px}

/* ---------- stația 6: proba ---------- */
.pb{text-align:center}
.pb .ec{margin:0 0 10px;font-size:calc(34px * var(--fs))}
.pb-l{margin:8px 0;font-size:calc(22px * var(--fs));font-family:"Baloo 2",system-ui,sans-serif}
.pb-l b{color:var(--leaf-deep)}
.pb-ok{background:var(--leaf-tint);border-radius:12px;padding:6px 10px}
.pb-v{display:inline-block;color:var(--leaf-deep);font-size:1.2em}
.pb-n{margin:8px 0 0;color:var(--muted);font-size:calc(15px * var(--fs))}

/* ---------- stația 8: parantezele ---------- */
.pz-r{display:grid;grid-template-columns:7.5em auto 1fr;align-items:center;gap:10px;margin:8px 0;padding:8px 12px;border-radius:12px;background:var(--sky-tint)}
.pz-r.alt{background:var(--sun-tint)}
.pz-k{font-size:calc(14px * var(--fs));color:var(--muted)}
.pz-r .ec{margin:0;font-size:calc(26px * var(--fs))}
.pz-r u{text-decoration:none;border-bottom:4px solid var(--berry)}
.pz-p{margin:0;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(22px * var(--fs))}
.pz-p b{color:var(--leaf-deep)}
.pz-n{margin:10px 0 0;text-align:center;color:var(--muted);font-size:calc(15px * var(--fs))}

/* ---------- stația 10: cuvintele și semnele ---------- */
.cv-t{margin:0 0 8px;text-align:center;font-size:calc(17px * var(--fs))}
.cv p:not(.cv-t):not(.cv-rez){display:flex;align-items:center;justify-content:space-between;gap:10px;margin:6px 0;padding:4px 12px;border-radius:10px;background:var(--sun-tint);font-size:calc(16px * var(--fs))}
.cv p b{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(26px * var(--fs));min-width:1.4em;text-align:center;color:var(--berry)}
.cv-m{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:12px;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(26px * var(--fs))}
.cv-m i{display:inline-block;width:38px;height:34px;border:3px dashed var(--line);border-radius:8px}
.cv-m i.s{width:26px}
.cv-rez{margin:8px 0 0;text-align:center;min-height:1.4em;font-size:calc(16px * var(--fs));color:var(--leaf-deep)}
.cv-rez.on{animation:gr-fade .4s ease-out both}

/* ---------- stația 14: pașii ---------- */
.ps p{display:flex;align-items:center;gap:12px;margin:8px 0;padding:8px 12px;border-radius:12px;background:var(--leaf-tint);font-size:calc(19px * var(--fs))}
.ps p span{font-size:1.3em}

/* ---------- laborator: află necunoscuta ---------- */
.af-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))}
.af-ec{font-size:calc(28px * var(--fs));color:var(--ink)}
.af-cer{margin:6px 0 10px;font-weight:800;font-size:calc(17px * var(--fs));color:var(--ink)}
.af-reg{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.af .af-reg .chip.af-t{min-height:calc(54px * var(--fs));padding:6px 18px;font-size:calc(19px * var(--fs));font-weight:800;color:var(--ink);border:3px solid var(--stripe);border-radius:14px;box-shadow:0 5px 0 var(--stripe);cursor:pointer}
.af .af-reg .chip.af-t:hover{transform:translateY(-2px)}
.af .af-reg .chip.af-t.bad{animation:shake .45s;border-color:var(--berry)}
.af-nr{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap}
.af-nr[hidden],.af-reg[hidden]{display:none}
.af-disp{display:inline-flex;align-items:center;justify-content:center;min-width:3.4em;height:calc(62px * var(--fs));padding:0 12px;border:3px solid var(--sky);border-radius:14px;background:var(--sky-tint);font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(34px * var(--fs));color:var(--ink);box-sizing:border-box}
.af-disp.gol{color:var(--berry);border-style:dashed}
.af-disp.rau{animation:shake .45s;border-color:var(--berry)}
.af-tast{display:grid;grid-template-columns:repeat(6,calc(46px * var(--fs)));gap:6px}
.af-k{height:calc(44px * var(--fs));border:2px solid var(--stripe);border-radius:12px;background:var(--card);color:var(--ink);font:inherit;font-weight:800;font-size:calc(20px * var(--fs));box-shadow:0 4px 0 var(--stripe);cursor:pointer}
.af-k:active{transform:translateY(3px);box-shadow:0 1px 0 var(--stripe)}
.af-k.af-del{color:var(--berry)}
.af-msg{min-height:1.4em;margin:8px 0 0;text-align:center;font-weight:800;font-size:calc(15px * var(--fs))}
.af-msg.bine{color:var(--leaf-deep)} .af-msg.rau{color:var(--berry)}
.af-act{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:6px;padding-top:8px;border-top:2px dashed var(--line)}
.af-act .verif{margin-left:auto}
.af-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
/* tabla din dreapta */
.af-scena{min-height:260px}
.af-gol{color:var(--muted);text-align:center;margin:40px 0}
.af-tt{margin:0 0 6px;color:var(--muted);font-size:calc(14px * var(--fs));text-align:center}
.af-l{margin:6px 0;padding:6px 12px;border-radius:10px;background:var(--sky-tint);font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(26px * var(--fs));text-align:center}
.af-l.ec{background:var(--sun-tint);font-size:calc(32px * var(--fs))}
.af-l.nou{animation:gr-fade .4s ease-out both}
.af-pr{background:var(--leaf-tint);color:var(--leaf-deep)}
.af-v{display:inline-block;animation:pop .45s ease-out both}

/* ---------- laborator: scrie exercițiul ---------- */
.sc-top{font-weight:800;color:var(--muted);font-size:calc(14px * var(--fs))}
.sc-text{margin:4px 0 10px;padding:8px 12px;border-radius:12px;background:var(--sun-tint);color:var(--ink);font-weight:700;font-size:calc(16px * var(--fs));line-height:1.4}
/* rândul exercițiului: toate casetele au aceeași înălțime și stau pe aceeași linie */
.sc-ec{display:flex;align-items:center;justify-content:center;gap:6px;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(28px * var(--fs));color:var(--ink)}
.sc-ec.rau{animation:shake .45s}
.sc-p{display:inline-flex;align-items:center;height:calc(50px * var(--fs))}
.sc-s{display:inline-flex;align-items:center;justify-content:center;height:calc(50px * var(--fs));min-width:calc(56px * var(--fs));padding:0 6px;border:3px dashed var(--line);border-radius:12px;background:var(--card);color:var(--ink);font:inherit;font-weight:800;cursor:pointer;box-sizing:border-box}
.sc-s.sc-sg{min-width:calc(40px * var(--fs))}
.sc-s.plin{border-style:solid;border-color:var(--sky);background:var(--sky-tint);animation:pop .3s ease-out}
.sc-s.nx-s{border-color:var(--berry);background:var(--berry-tint);color:var(--berry)}
/* plăcuțele: mari, la fel, separate de butoanele de jos */
.sc-tiles{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;margin-top:12px}
.sc-sep{width:2px;height:36px;background:var(--line);margin:0 4px}
.sc .sc-tiles .chip.sc-t{min-width:calc(58px * var(--fs));min-height:calc(48px * var(--fs));padding:4px 12px;font-size:calc(21px * var(--fs));font-weight:800;color:var(--ink);border:3px solid var(--stripe);border-radius:14px;box-shadow:0 5px 0 var(--stripe);cursor:pointer}
.sc .sc-tiles .chip.sc-t:hover{transform:translateY(-2px)}
.sc .sc-tiles .chip.sc-t.nx-t{color:var(--berry)}
.sc .sc-tiles .chip.sc-t.ales{background:var(--berry);border-color:var(--berry);color:var(--card);box-shadow:0 5px 0 var(--ink);transform:translateY(-3px)}
.sc .sc-tiles .chip.sc-t:disabled{opacity:.35;transform:none;box-shadow:none;cursor:default}
.sc-msg{min-height:1.4em;margin:8px 0 0;text-align:center;font-weight:800;font-size:calc(15px * var(--fs))}
.sc-msg.bine{color:var(--leaf-deep)} .sc-msg.rau{color:var(--berry)}
.sc-act{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:6px;padding-top:8px;border-top:2px dashed var(--line)}
.sc-act .verif{margin-left:auto}
.sc-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}

/* ---------- laborator: 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{transition:transform .2s}
.an-serie.aprinsa{color:var(--berry);animation:pop .4s ease-out}
.an-c{margin:10px 0 0;text-align:center;font-weight:800;color:var(--muted);font-size:calc(15px * var(--fs))}
.an-q{font-size:calc(32px * var(--fs));font-weight:800;margin:6px 0 12px;color:var(--ink);text-align:center}
.an-var{justify-content:center}
.an-var .chip{font-size:calc(20px * var(--fs));min-width:4.5em;min-height:calc(48px * var(--fs))}
.an-msg{min-height:1.5em;margin:8px 0 0;text-align:center;font-weight:800}
.an-msg.bine{color:var(--leaf-deep)} .an-msg.rau{color:var(--berry)}
.an-final{text-align:center}
.an-scor{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(54px * var(--fs));color:var(--leaf-deep);animation:pop .5s}

@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)}}

/* fără animații: stare statică completă (grupele pline, rezultatul vizibil) */
html.a-still .gr-d,html.a-still .gr-g,html.a-still .gr-rez,html.a-still .bd-s,html.a-still .af-l,html.a-still .af-v,html.a-still .cv-rez,html.a-still .sc-s{animation:none!important;opacity:1!important;transform:none!important}
@media (prefers-reduced-motion: reduce){
  .gr-d,.gr-g,.gr-rez,.bd-s,.af-l,.af-v,.cv-rez,.sc-s,.sc-ec,.af-disp,.an-scor,.an-serie{animation:none!important;opacity:1!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}