/* aplicatie.css — stiluri proprii lecției „Scade 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}
/* culorile rolurilor: descăzutul albastru, scăzătorul roșu, diferența verde, proba albastru-închis */
.c-st{color:var(--sky)} .c-sr{color:var(--berry)} .c-fin{color:var(--leaf-deep)} .c-a{color:var(--sky)} .c-li{color:var(--sun-ink)}

/* ---------- planșe ---------- */
.plate .ax-card,.plate .rol-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.ax-mic{font-size:calc(21px * var(--fs));margin-top:2px}
.ax-tit{margin:2px 0 0;font-size:calc(16px * var(--fs));color:var(--muted);text-align:left}
.ax-dublu svg.ax{max-height:118px}

/* ---------- 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.sr text{fill:var(--berry);font-weight:900} .ax-lab.sr line{stroke:var(--berry)}
.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.sr{fill:var(--berry)} .ax-dot.fin{fill:var(--leaf)}
.ax-li{fill:var(--sun);stroke:var(--sun-edge);stroke-width:2}
.ax-sel{fill:none;stroke:var(--sun-edge);stroke-width:5}
.ax-arc{fill:none;stroke-width:3.5;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:0}
.ax-arc.ax-i{stroke:var(--berry)} .ax-cap.ax-i,.ax-k.ax-i{fill:var(--berry)}
.ax-arc.ax-a{stroke:var(--sky)} .ax-cap.ax-a,.ax-k.ax-a{fill:var(--sky)}
.ax-arc.ax-d{stroke:var(--leaf-deep)} .ax-cap.ax-d,.ax-k.ax-d{fill:var(--leaf-deep)}
.ax-k{font-size:15px;font-weight:900;text-anchor:middle}
.ax-hit{fill:transparent;cursor:pointer}
.ax-seg{fill:transparent;stroke:transparent;cursor:pointer}
.ax-seg:hover{fill:var(--sun-tint);fill-opacity:.6}
.ax-seg.on{fill:var(--leaf-tint);fill-opacity:.5}
/* broscuța */
.fr-frog{transition:transform .45s ease-in-out}
.fr-frog text{font-size:34px;text-anchor:middle}
.fr-hop.sare{animation:frhop .45s ease-in-out}
@keyframes frhop{0%,100%{transform:none}50%{transform:translateY(-26px)}}
@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}

/* rolurile numerelor (stația 3) */
.rol-card{display:flex;flex-direction:column;align-items:center;gap:10px}
.rol-ec{display:flex;align-items:center;gap:14px;font-size:calc(52px * var(--fs))}
.rol-ec .rol-d{color:var(--ink)}
.rol-l{display:flex;flex-direction:column;gap:8px;align-self:stretch}
.rol-l p{display:flex;align-items:center;gap:10px;margin:0;font-size:calc(19px * var(--fs))}
.rol-b{flex:0 0 16px;height:16px;border-radius:50%;background:var(--ink)}
.rol-b.st{background:var(--sky)} .rol-b.sr{background:var(--berry)}

/* ---------- laboratoare: salturi înapoi + distanța dintre puncte ---------- */
.lb-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))}
.lb-step{display:inline-flex;align-items:center;gap:8px}
.lb-pr{display:inline-flex;gap:5px}
.lb-pr i{width:14px;height:14px;border-radius:50%;border:2px solid var(--leaf);background:var(--card)}
.lb-pr i.c{border-color:var(--sun-edge);background:var(--sun-tint)}
.lb-pr i.f{background:var(--leaf)}
.lb-ec{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-size:calc(24px * var(--fs))}
.gol{display:inline-block;min-width:1.6em;text-align:center;color:var(--muted)}
.lb-axa{background:var(--card);border:2px solid var(--line);border-radius:14px;padding:4px 8px;margin:6px 0 4px}
.lb-axa svg.ax{max-height:150px}
.lb-axa [data-k]:not(.on){opacity:0}
.lb-axa .ax-arc.on{animation:axdraw .45s ease-out}
.lb-axa .ax-cap.on,.lb-axa .ax-k.on{animation:axfade .45s ease-out}
.dp-axa .ax-p{animation:axfade .3s ease-out}
/* rândurile de butoane: plăcuțe mari, „Verifică” separat la dreapta */
.lb-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:8px}
.lb-row.lb-fin{padding-top:8px;border-top:2px dashed var(--line)}
.lb-row .verif,.lb-row .lb-again{margin-left:auto}
.lb-row .btn:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
.si-sari{min-height:calc(54px * var(--fs));font-size:calc(19px * var(--fs));display:inline-flex;align-items:center;gap:8px}
.si-sg{font-size:1.3em;font-weight:900}
.si-nr,.dp-st{font-weight:800;color:var(--ink);font-size:calc(17px * var(--fs))}
.si-et{font-weight:800;color:var(--ink);font-size:calc(17px * var(--fs))}
.si-pas{display:inline-flex;align-items:center;gap:10px}
.si-pas .btn{min-width:calc(48px * var(--fs));min-height:calc(48px * var(--fs));padding:0;font-size:calc(24px * var(--fs));font-weight:900;display:inline-flex;align-items:center;justify-content:center}
.si-fx{font-size:calc(28px * var(--fs));color:var(--leaf-deep);min-width:1.6em;margin:0}
.dp-var{display:inline-flex;gap:10px;flex-wrap:wrap}
.lb-row .chip.dp-c{min-width:3.6em;min-height:calc(56px * var(--fs));font-size:calc(20px * var(--fs));display:inline-flex;align-items:center;justify-content:center;border-width:3px}
.lb-row .chip.dp-c.ales{background:var(--sky-tint);border-color:var(--sky);color:var(--ink);box-shadow:0 4px 0 var(--sky);transform:translateY(-2px)}

/* ---------- 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}
.an-q .gol.plin{color:var(--leaf-deep);animation:pop .35s}
.an-axa{background:var(--card);border:2px solid var(--line);border-radius:14px;padding:4px 8px;margin:6px 0 4px}
.an-axa svg.ax{max-height:110px}
.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;gap:4px;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}
@keyframes pop{0%{transform:scale(.6)}70%{transform:scale(1.15)}100%{transform:none}}

/* 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}
/* „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}
/* pe telefon axele din laboratoare își păstrează proporțiile */
html.flow .lb-axa svg.ax,html.flow .an-axa svg.ax,html.flow .ax-dublu svg.ax{max-height:none}

/* fără animații (accesibilitate) și mișcare redusă: planșele rămân complete, fără mișcare */
html.a-still .fr-frog,html.a-still .ax-end{transition:none!important}
html.a-still .fr-hop,html.a-still .ax-arc,html.a-still .ax-cap,html.a-still .ax-k{animation:none!important}
@media (prefers-reduced-motion: reduce){
  .ax-arc,.ax-cap,.ax-k,.ax-dot,.fr-hop,.an-q .gol,.an-scor,.an-serie,.ax-p{animation:none!important}
  .fr-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}