/* aplicatie.css — stiluri proprii lecției „Adună fracții pe axe numerice” (doar variabile de culoare). */

/* ---------- fracții stivuite: numărătorul peste numitor ---------- */
.fx{position:relative;display:inline-flex;flex-direction:column;align-items:center;vertical-align:middle;line-height:1.02;font-size:.92em;margin:0 .08em;font-weight:800}
.fx-n{border-bottom:.12em solid currentColor;padding:0 .14em .04em}
.fx-d{padding:.04em .14em 0}
.fx-s{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.chip .fx,.ans .fx{font-size:1em}
.c-st{color:var(--sky)} .c-sr{color:var(--berry)} .c-fin{color:var(--leaf-deep)} .c-br{color:var(--leaf-deep)}

/* ---------- planșe ---------- */
.plate .ax-card,.plate .reg-card,.plate .trap-card{background:var(--card);color:var(--ink);border-radius:12px;padding:12px 10px;font-weight:800}
.ax-card{text-align:center}
.ax-ec{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;margin:6px 0 0;font-size:calc(26px * var(--fs))}
.ax-ec .fx-n b{font-weight:900}

/* ---------- axa numerică (SVG) ---------- */
svg.ax{display:block;width:100%;height:auto;overflow:visible;font-family:"Nunito",system-ui,sans-serif}
.ax-line{stroke:var(--ink);stroke-width:3;stroke-linecap:round}
.ax-head{fill:var(--ink)}
.ax-tick{stroke:var(--ink);stroke-width:2.5}
.ax-tick.int{stroke-width:4}
.ax-lab text{fill:var(--ink);font-size:21px;font-weight:800;text-anchor:middle}
.ax-lab line{stroke:var(--ink);stroke-width:2.2}
.ax-lab.st text{fill:var(--sky);font-weight:900} .ax-lab.st line{stroke:var(--sky)}
.ax-lab.fin text{fill:var(--leaf-deep);font-weight:900} .ax-lab.fin line{stroke:var(--leaf-deep)}
.ax-pill{fill:var(--leaf-tint);stroke:var(--leaf);stroke-width:2}
.ax-int{fill:var(--leaf-deep);font-size:18px;font-weight:900;text-anchor:middle}
.ax-dot{stroke:var(--card);stroke-width:3}
.ax-dot.st{fill:var(--sky)} .ax-dot.fin{fill:var(--leaf)}
.ax-sel{fill:none;stroke:var(--sun-edge);stroke-width:5}
.ax-arc{fill:none;stroke:var(--berry);stroke-width:3.5;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:0}
.ax-cap{fill:var(--berry)}
.ax-k{fill:var(--berry);font-size:15px;font-weight:900;text-anchor:middle}
.ax-hit{fill:transparent;cursor:pointer}
.ax-hit:hover{fill:var(--sun-tint);fill-opacity:.55}
@keyframes axdraw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
@keyframes axfade{from{opacity:0}to{opacity:1}}
/* ceasul comun (js/aplicatie.js): salturile se aprind pe rând, apoi rezultatul */
.ax-run .ax-arc:not(.on),.ax-run .ax-cap:not(.on),.ax-run .ax-k:not(.on){opacity:0}
.ax-run .ax-arc.on{animation:axdraw .5s ease-out}
.ax-run .ax-cap.on,.ax-run .ax-k.on{animation:axfade .5s ease-out}
.ax-run:not(.gata) .ax-end{opacity:0}
.ax-run:not(.gata) .ax-lab.fin text{fill:var(--ink);font-weight:800}
.ax-run:not(.gata) .ax-lab.fin line{stroke:var(--ink)}
.ax-run .ax-end{transition:opacity .3s}
.ax-rez{display:inline-flex}

/* regula (stațiile 4 și 10) */
.reg-card p{display:flex;align-items:center;gap:12px;margin:8px 0;font-size:calc(19px * var(--fs))}
.rg-t{flex:0 0 46%;text-align:right}
.rg-v{color:var(--muted);font-weight:700}
.reg-card .rg-t+.rg-v::before{content:"→ ";color:var(--muted)}
.reg-card .rg-big{justify-content:center;font-size:calc(40px * var(--fs));gap:14px}
.reg-card p.rg-v{justify-content:center}
/* capcana (stația 8) */
.trap-card p{display:flex;align-items:center;justify-content:center;gap:10px;margin:10px 0;font-size:calc(30px * var(--fs))}
.tr-gres{color:var(--berry);text-decoration:line-through;text-decoration-thickness:3px}
.tr-bun{color:var(--leaf-deep)}
.tr-x,.tr-v{font-size:.9em}
.trap-card .tr-not{font-size:calc(18px * var(--fs));color:var(--muted)}

/* ---------- laborator: broscuța pe axă + unde ajunge suma ---------- */
.br-top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;font-weight:800;color:var(--muted);font-size:calc(14px * var(--fs))}
.br-ec{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-size:calc(24px * var(--fs))}
.br-ec .gol{min-width:1.6em}
.br-axa,.ps-axa,.an-axa{background:var(--card);border:2px solid var(--line);border-radius:14px;padding:4px 8px;margin:6px 0 4px}
.br-frog{transition:transform .45s ease-in-out}
.br-frog text{font-size:34px;text-anchor:middle}
.br-hop.sare{animation:brhop .45s ease-in-out}
@keyframes brhop{0%,100%{transform:none}50%{transform:translateY(-26px)}}
.br-axa [data-k]:not(.on){opacity:0}
.br-axa .ax-arc.nou{animation:axdraw .45s ease-out}
.br-axa .ax-cap.nou,.br-axa .ax-k.nou{animation:axfade .45s ease-out}
.ps-axa svg.seq .ax-arc{animation:axdraw .45s ease-out both}
.ps-axa svg.seq .ax-cap,.ps-axa svg.seq .ax-k,.ps-axa svg.seq .ax-dot.fin{animation:axfade .45s ease-out both}
.br-st{display:block;line-height:1.5;margin:4px 0;font-weight:800;color:var(--ink);font-size:calc(17px * var(--fs));min-height:2.4em}
.br-made{display:flex;gap:6px;flex-wrap:wrap;min-height:6px}
.br-gata{display:inline-flex;align-items:center;gap:4px;background:var(--leaf-tint);color:var(--leaf-deep);border:2px solid var(--leaf);border-radius:999px;padding:2px 12px;font-weight:800;font-size:calc(14px * var(--fs));animation:pop .35s ease-out}
/* butoanele: plăcuța de salt mare, „Verifică” separat la dreapta */
.br-act{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:8px;padding-top:8px;border-top:2px dashed var(--line)}
.br-act .br-sari{min-height:calc(54px * var(--fs));font-size:calc(19px * var(--fs));display:inline-flex;align-items:center;gap:6px}
.br-act .verif,.br-act .ps-urm,.br-act .ps-again{margin-left:auto}
.br-act .btn:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
@keyframes pop{0%{transform:scale(.6)}70%{transform:scale(1.15)}100%{transform:none}}

/* ---------- 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.aprinsa{color:var(--berry);animation:pop .4s ease-out}
.an-q{display:block;line-height:1.5;font-size:calc(21px * var(--fs));font-weight:800;margin:8px 0 4px;color:var(--ink);text-align:center}
.an-q .gol{min-width:2em;color:var(--muted)}
.an-q .gol.plin{color:var(--leaf-deep);animation:pop .35s}
.an-ascuns .ax-arc,.an-ascuns .ax-cap,.an-ascuns .ax-k,.an-ascuns .ax-dot.fin{opacity:0}
.an-ascuns .ax-lab.fin text{fill:var(--ink);font-weight:800}
.an-ascuns .ax-lab.fin line{stroke:var(--ink)}
.an-axa:not(.an-ascuns) .ax-arc{animation:axdraw .4s ease-out both}
.an-axa:not(.an-ascuns) .ax-cap,.an-axa:not(.an-ascuns) .ax-k{animation:axfade .4s ease-out both}
.an-var{justify-content:center;gap:12px}
.an .an-var .chip{min-width:4.2em;min-height:calc(56px * var(--fs));font-size:calc(20px * var(--fs));display:inline-flex;align-items:center;justify-content:center;border-width:3px}
.an-msg{display:block;line-height:1.5;min-height:1.6em;margin:6px 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}

/* butoanele exercițiilor obișnuite: plăcuțe mari pentru fracțiile stivuite, starea „ales” clară */
.task .chips .chip{min-height:calc(50px * var(--fs));font-size:calc(18px * var(--fs));display:inline-flex;align-items:center;justify-content:center;gap:4px;border-width:3px}
.task .chips .chip.ales:not(.good):not(.bad){background:var(--sky-tint);border-color:var(--sky);color:var(--ink);box-shadow:0 4px 0 var(--sky)}
.fraza{display:block;line-height:1.6;margin-bottom:10px}

/* mișcare redusă (sistem): animațiile se opresc; planșele rămân complete (ceasul se oprește în js/aplicatie.js) */
@media (prefers-reduced-motion: reduce){
  .ax-arc,.ax-cap,.ax-k,.ax-dot,.br-hop,.br-gata,.an-q .gol,.an-scor,.an-serie{animation:none!important}
  .br-frog,.ax-end{transition: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}

/* laboratoare: starea stă pe același rând cu butoanele; bulinele de progres */
.br-step,.ps-step{display:inline-flex;align-items:center;gap:8px}
.br-pr{display:inline-flex;gap:5px}
.br-pr i{width:14px;height:14px;border-radius:50%;border:2px solid var(--leaf);background:var(--card)}
.br-pr i.c{border-color:var(--sun-edge);background:var(--sun-tint)}
.br-pr i.f{background:var(--leaf)}
.br-act .br-st{margin:0;min-height:0;flex:1 1 100%}
.br-act .ps-st{flex:1 1 auto}
.ps-bt{margin-left:auto;display:inline-flex}
.ps-bt .btn{margin-left:auto}
/* axele din laboratoare: înălțime limitată, ca stația să încapă pe scenă (proporțiile rămân) */
.br-axa svg.ax,.ps-axa svg.ax{max-height:136px}
.an-axa svg.ax{max-height:104px}
html.flow .br-axa svg.ax,html.flow .ps-axa svg.ax,html.flow .an-axa svg.ax{max-height:none}
.br-plus{font-size:1.3em;font-weight:900}
.br-sal{font-size:.8em;opacity:.9}
/* „Verifică” de la bifat: separat de plăcuțe printr-o linie, la dreapta */
.task .chips + .grp{margin-top:12px;padding-top:10px;border-top:2px dashed var(--line);justify-content:flex-end}