/* aplicatie.css — stiluri proprii lecției „Adunare cu cifre lipsă” (doar variabile de culoare).
   Toate clasele proprii au prefixul cl- / cld- / clp- / cla-, ca să nu se amestece cu edulogia.css. */

/* ---------- cardul planșelor și al laboratoarelor ---------- */
.cl-card{background:var(--card);color:var(--ink);border-radius:12px;padding:12px 16px;text-align:center}
.plate .cl-card{font-weight:800}
.cl-nota{margin:8px 0 0;font-size:calc(15px * var(--fs));font-weight:800;color:var(--muted);line-height:1.3}
.cl-nota b{color:var(--ink)}
.cl-t{color:var(--berry);font-weight:900}

/* ---------- calculul în coloană (școala românească) ----------
   o coloană pe ordin + o coloană pentru semn, la DREAPTA primului număr; linia sub al doilea număr */
.cl-col{--w:1.1em;display:inline-grid;grid-template-columns:repeat(var(--n),var(--w)) var(--w);
  font-family:var(--f-display);font-weight:800;font-size:calc(42px * var(--fs));line-height:1.12;font-variant-numeric:tabular-nums;color:var(--ink);vertical-align:middle}
.cl-col>span{display:flex;align-items:center;justify-content:center;box-sizing:border-box;min-width:0}
.cl-col.cl-mic{font-size:calc(28px * var(--fs))}
.cl-h{font-size:.4em;font-weight:900;padding:2px 0;border-radius:6px 6px 0 0;letter-spacing:.02em}
.cl-h.cl-o0{color:var(--leaf-deep);background:var(--leaf-tint)}
.cl-h.cl-o1{color:var(--sky);background:var(--sky-tint)}
.cl-h.cl-o2{color:var(--berry);background:var(--berry-tint)}
.cl-col .cl-h:empty{background:none}
.cl-tr{font-size:.5em;color:var(--berry);height:1.35em;align-items:flex-end!important}
.cl-semn{color:var(--berry)}
.cl-r{border-top:4px solid var(--ink);min-height:1.12em}
.cl-col .cl-mii{padding-right:.14em}                     /* mic spațiu între clasa miilor și clasa unităților */
/* căsuța: pătrat punctat de aceeași mărime cu o cifră */
.cl-cas{display:inline-flex;align-items:center;justify-content:center;width:.78em;height:.98em;border:3px dashed var(--sun-ink);border-radius:7px;background:var(--sun-tint);font-style:normal;box-sizing:border-box;line-height:1}
.cl-cas b{font-weight:800}
.cl-cov .cl-gol:not(.cl-vazut) .cl-cas b{visibility:hidden}
.cl-gol.cl-vazut .cl-cas,.cl-gol.cl-ok .cl-cas{border-style:solid;border-color:var(--leaf-deep);background:var(--leaf-tint);color:var(--leaf-deep)}
.cl-gol.cl-prop .cl-cas{border-style:solid;border-color:var(--sky);color:var(--sky)}
.cl-gol.cl-rau .cl-cas{border-style:solid;border-color:var(--berry);color:var(--berry);animation:cl-shake .45s}
.cl-gol.cl-ok .cl-cas{animation:cl-pop .35s ease-out}
.cl-umplut{color:var(--sky);text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:4px}
.cl-act{background:var(--sun-tint)}
.cl-ascuns{visibility:hidden}
.cl-urca{animation:cl-urca .6s ease-out}
.cl-sag{font-size:calc(28px * var(--fs));color:var(--muted);font-weight:900}
@keyframes cl-urca{from{transform:translate(1.6em,5em) scale(1.5);opacity:.2}to{transform:none;opacity:1}}
@keyframes cl-pop{0%{transform:scale(.6)}70%{transform:scale(1.15)}100%{transform:none}}
@keyframes cl-shake{0%,100%{transform:none}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}

/* copertă: un singur ceas (js/aplicatie.js) luminează coloana, arată cifra din căsuță, urcă transportul și schimbă textul */
.cl-cov{padding:18px 14px!important}
.cl-cov .cl-col{font-size:calc(52px * var(--fs))}
.cl-cov .cl-col>span{transition:background .25s,color .25s}
.cl-cov-txt{margin:12px 0 0;min-height:2.7em;display:flex;align-items:center;justify-content:center;font-size:calc(18px * var(--fs));font-weight:800;color:var(--muted)}
.cl-cov-txt b{color:var(--ink)}

/* stația 4: modelul-bandă */
.cl-benzi{display:grid;gap:14px;text-align:left}
.cl-bz-t{margin:0 0 4px;font-family:var(--f-display);font-size:calc(22px * var(--fs));color:var(--ink)}
.cl-bz-t b{color:var(--berry)}
.cl-bz-bar{display:flex;height:calc(40px * var(--fs));border:3px solid var(--ink);border-radius:10px;overflow:hidden}
.cl-bz-bar span{display:flex;align-items:center;justify-content:center;font-weight:900;font-size:calc(17px * var(--fs));min-width:0}
.cl-bz-c{background:var(--sun-tint);color:var(--sun-ink);border-right:3px dashed var(--ink)}
.cl-bz-k{background:var(--sky-tint);color:var(--sky)}
.cl-bz-tot{display:flex;margin-top:3px;border-top:3px solid var(--berry);border-left:3px solid var(--berry);border-right:3px solid var(--berry);height:8px;border-radius:6px 6px 0 0}
.cl-bz-tot span{margin:6px auto 0;font-weight:900;font-size:calc(14px * var(--fs));color:var(--berry);white-space:nowrap}
.cl-bz .cl-nota{margin-top:20px}

/* stația 7: transport sau nu */
.cl-cmp{display:grid;gap:10px}
.cl-cmp-r{display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:10px;background:var(--paper);border:2px solid var(--line);border-radius:12px;padding:8px 12px}
.cl-cmp-q{font-family:var(--f-display);font-size:calc(24px * var(--fs));color:var(--ink)}
.cl-cmp-s{font-size:calc(18px * var(--fs));font-weight:800;color:var(--muted)}
.cl-cmp-e{border-radius:999px;padding:4px 12px;font-weight:900;font-size:calc(15px * var(--fs))}
.cl-cmp-e.da{background:var(--berry-tint);color:var(--berry)}
.cl-cmp-e.nu{background:var(--leaf-tint);color:var(--leaf-deep)}

/* stațiile-laborator: laboratorul primește mai mult loc, planșa rămâne mică (doar pe scenă; pe telefon totul e pe o coloană) */
html:not(.flow) .view:has(.cld,.clp,.cla) .lesson{grid-template-columns:minmax(0,1.45fr) minmax(0,.55fr)}
html:not(.flow) .view:has(.cld,.clp,.cla) .emoji-plansa{font-size:5em;padding:10px 0}

/* ---------- laborator: detectivul cifrelor ---------- */
.cld,.clp,.cla{display:grid;gap:8px}
.cld-main,.cla-main{display:grid;grid-template-columns:auto minmax(0,1fr);gap:14px;align-items:center}
html.flow .cld-main,html.flow .cla-main{grid-template-columns:minmax(0,1fr)}
.cld-dr,.cla-dr{display:grid;gap:10px}
.cld-top,.clp-top,.cla-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))}
.cld-tr{color:var(--berry)}
.cld-col,.cla-col{border:2px solid var(--line);padding:6px 10px}
.cld-col .cl-col,.cla-col .cl-col{font-size:calc(36px * var(--fs))}
.cld-ex{margin:0;text-align:center;font-weight:800;font-size:calc(17px * var(--fs));min-height:2.7em;line-height:1.35;color:var(--ink)}
.cld-pad{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
.cld .cld-pad .chip.cld-d{display:flex;align-items:center;justify-content:center;min-height:calc(46px * var(--fs));padding:0;font-family:var(--f-display);font-size:calc(22px * var(--fs));color:var(--ink);border:3px solid var(--line);border-radius:12px;box-shadow:0 4px 0 var(--line);cursor:pointer}
.cld .cld-pad .chip.cld-d:hover{border-color:var(--sky)}
.cld .cld-pad .chip.cld-d.ales{background:var(--sky);border-color:var(--sky);color:var(--card);box-shadow:0 4px 0 var(--ink);transform:translateY(-2px)}
.cld .cld-pad .chip.cld-d:disabled{opacity:.45;transform:none}
.cld-act{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;padding-top:8px;border-top:2px dashed var(--line)}
.cld-act .verif{margin-left:auto}
.cld-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}

/* ---------- laborator: proba prin scădere ---------- */
.clp-pct{display:flex;gap:6px}
.clp-pct i{width:26px;height:8px;border-radius:99px;background:var(--line)}
.clp-pct i.acum{background:var(--sun)} .clp-pct i.gata{background:var(--leaf)}
.clp-titlu{margin:0;font-weight:800;font-size:calc(17px * var(--fs));color:var(--ink)}
.clp-sus{border:2px solid var(--line);padding:8px 12px}
.clp-calc{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap}
html.flow .clp-calc{flex-direction:column;gap:4px}
html.flow .clp-calc .cl-sag{transform:rotate(90deg)}
.clp-leg{color:var(--sky);margin-left:auto}
.clp-var{justify-content:center;gap:10px}
.clp .clp-var .chip{min-width:7em;min-height:calc(48px * var(--fs));font-size:calc(18px * var(--fs));font-weight:800;border-width:3px;border-radius:14px}
.clp-foot{display:flex;align-items:center;gap:12px;min-height:calc(46px * var(--fs));padding-top:8px;border-top:2px dashed var(--line)}
.clp-msg{flex:1;margin:0;min-height:1.4em;font-weight:800;color:var(--ink)}
.clp-msg.bine{color:var(--leaf-deep)}
.clp-act{display:flex;justify-content:flex-end}

/* ---------- laborator: antrenament rapid ---------- */
.cla-bar{flex:1;height:10px;background:var(--line);border-radius:99px;overflow:hidden}
.cla-bar i{display:block;height:100%;background:var(--leaf);transition:width .4s}
.cla-serie.aprinsa{color:var(--berry);animation:cl-pop .4s ease-out}
.cla-q{margin:0;text-align:center;font-weight:800;font-size:calc(18px * var(--fs));color:var(--ink)}
.cla-var{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.cla .cla-var .chip{display:flex;align-items:center;justify-content:center;font-family:var(--f-display);font-size:calc(26px * var(--fs));min-height:calc(54px * var(--fs));border-width:3px;border-radius:14px}
.cla-msg{min-height:2.6em;margin:0;text-align:center;font-weight:800;line-height:1.3}
.cla-msg.bine{color:var(--leaf-deep)} .cla-msg.rau{color:var(--berry)}
.cla-final{text-align:center}
.cla-fq{font-size:calc(24px * var(--fs));font-weight:800;margin:8px 0;color:var(--ink)}
.cla-scor{font-family:var(--f-display);font-size:calc(54px * var(--fs));color:var(--leaf-deep);animation:cl-pop .5s}

/* verificarea: calculul din imaginea întrebării */
.qcard .cl-card,.qgrid .cl-card{padding:8px 10px}

/* mișcare redusă (sistem): animațiile decorative se opresc; coperta e oprită din js/aplicatie.js */
@media (prefers-reduced-motion: reduce){
  .cl-cas,.cl-urca,.cla-scor,.cla-serie,.cl-cov .cl-col>span{animation:none!important;transition:none!important}
}
html.a-still .cl-cas,html.a-still .cl-urca,html.a-still .cla-scor,html.a-still .cla-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}