/* aplicatie.css — stiluri proprii lecției „Laturi și unghiuri în poligoane” (doar variabile de culoare). */

/* ---------- desenele poligoanelor (SVG) ---------- */
.pg-svg{display:block;width:100%;height:auto;max-height:330px;margin:0 auto;overflow:visible}
.pg-fill{fill:var(--sky-tint);transition:opacity .4s}
.pg-lat{stroke:var(--sky);stroke-width:5;stroke-linecap:round;stroke-linejoin:round;fill:none;transition:opacity .3s}
.pg-v{fill:var(--card);stroke:var(--ink);stroke-width:3;transition:fill .25s,opacity .25s}
.pg-v.on{fill:var(--sun)}
.pg-n{font-family:"Baloo 2",system-ui,sans-serif;font-weight:800;font-size:19px;fill:var(--ink);transition:opacity .25s}
.pg-arc{fill-opacity:.5;stroke-width:2.5;transition:opacity .3s}
.pg-arc.a0{fill:var(--sun);stroke:var(--sun-edge)}
.pg-arc.a1{fill:var(--berry);stroke:var(--berry)}
.pg-arc.a2{fill:var(--leaf);stroke:var(--leaf-deep)}
.pg-arc.a3{fill:var(--sky);stroke:var(--sky)}
.pg-arc.a4{fill:var(--berry-tint);stroke:var(--berry)}
.pg-arc.a5{fill:var(--leaf-tint);stroke:var(--leaf)}
.pg-arc.intrat{fill:var(--berry);stroke:var(--berry);fill-opacity:.6}
.pg-hit{fill:transparent;stroke:none;cursor:pointer}
.pg-hit:hover,.pg-hit:focus-visible{fill:var(--sun);fill-opacity:.25;outline:none}
/* laturile care se desenează pe rând (coperta, laturile noi din laborator) */
.pg-lat.draw{stroke-dasharray:1;stroke-dashoffset:1;animation:pg-draw .45s ease-out forwards;animation-delay:calc(var(--i, 0) * .14s)}
.build .pg-arc,.build .pg-n{animation:pg-fade .4s ease-out both;animation-delay:.85s}
@keyframes pg-draw{to{stroke-dashoffset:0}}
@keyframes pg-fade{from{opacity:0}to{opacity:1}}
@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)}}

/* planșele desenate */
.plate .pg-cov,.plate .pg-pasi,.plate .pg-parti,.plate .pg-gal,.plate .pg-doua,.plate .pg-intr,.plate .pg-lab-fig{
  background:var(--card);color:var(--ink);border-radius:12px;padding:12px;font-weight:800}

/* copertă: figura, numele și numerele se schimbă în același pas (un singur ceas) */
.pg-cov{text-align:center}
.pg-cov .pg-svg{max-height:240px}
.pg-cov-nume{margin:4px 0 6px;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(38px * var(--fs));line-height:1.1;color:var(--leaf-deep)}
.pg-cov-nr,.pg-trei{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:0}
.pg-cov-nr span,.pg-trei span{display:inline-flex;align-items:center;gap:6px;height:calc(38px * var(--fs));padding:0 14px;border-radius:999px;font-size:calc(17px * var(--fs))}
.pg-cov-nr b,.pg-trei b{font-family:"Baloo 2",system-ui,sans-serif;font-size:1.35em}
.pg-c1{background:var(--sun-tint)} .pg-c2{background:var(--sky-tint)} .pg-c3{background:var(--leaf-tint)}

/* stațiile 1 și 3: pașii vin din ceasul comun; ce nu s-a aprins încă nu se vede */
.pg-pasi .pg-lat:not(.on),.pg-pasi .pg-n:not(.on),.pg-pasi .pg-arc:not(.on){opacity:0}
.pg-pasi .pg-v:not(.on){opacity:.3}
.pg-constr .pg-fill{opacity:0}
.pg-constr.inchis .pg-fill{opacity:1}
.pg-numar .pg-v.cur{fill:var(--berry)}
.pg-numar .pg-lat.cur{stroke:var(--berry)}
.pg-numar .pg-arc.cur{fill-opacity:.85}
.pg-pas-text{margin:6px 0 0;text-align:center;min-height:2.6em;font-size:calc(17px * var(--fs));color:var(--ink)}
.pg-numar .pg-trei{margin-top:6px}

/* stația 2: latura, vârful, unghiul */
.pg-lat.sel{stroke:var(--berry);stroke-width:8}
.pg-v.sel{fill:var(--sun);stroke:var(--ink)}
.pg-et{font-family:"Baloo 2",system-ui,sans-serif;font-weight:800;font-size:21px}
.e-lat{fill:var(--berry)} .e-v{fill:var(--sun-ink)} .e-u{fill:var(--leaf-deep)}

/* stația 4: galeria */
.pg-gal{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.pg-gal-c{display:grid;justify-items:center;align-content:start;background:var(--sun-tint);border-radius:12px;padding:6px 4px}
.pg-gal-c .pg-svg{max-height:84px}
.pg-gal-c b{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(24px * var(--fs));line-height:1;color:var(--berry)}
.pg-gal-c span{font-size:calc(15px * var(--fs))}

/* stațiile 6 și 8: două figuri, una lângă alta */
.pg-doua{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pg-doua-c{display:grid;justify-items:center;align-content:start;gap:2px;text-align:center}
.pg-doua-c .pg-svg{max-height:160px}
.pg-doua-c b{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(22px * var(--fs));color:var(--leaf-deep)}
.pg-doua-c small{color:var(--muted);font-size:calc(13px * var(--fs))}
.la-fel .pg-arc{fill:var(--sun);stroke:var(--sun-edge)}
.pg-semn{stroke:var(--ink);stroke-width:3;stroke-linecap:round}

/* stația 9: colțuri intrate */
.pg-leg{display:flex;align-items:center;justify-content:center;gap:8px;margin:6px 0 0;font-size:calc(15px * var(--fs))}
.pg-leg i{width:18px;height:18px;border-radius:50%;background:var(--berry);opacity:.75}

/* ---------- laboratoarele ---------- */
html.flow .lesson .work:has(.pg-lab-fig){order:-1}
.pg-lab-fig{min-height:200px;display:grid;align-items:center}
.pg-lab{display:grid;gap:8px}
.pg-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))}
.pg-gata{display:flex;gap:6px;flex-wrap:wrap}
.pg-ok{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}
.pg-tinta{margin:0;font-weight:800;font-size:calc(19px * var(--fs));color:var(--ink)}
.pg-tinta b{color:var(--berry)}
.pg-info{margin:0;min-height:2.5em;font-weight:700;font-size:calc(15px * var(--fs));color:var(--ink);line-height:1.3}
.pg-info.rau{color:var(--berry)}
.pg-rand{display:flex;align-items:center;gap:10px}

.pg-rand .pg-eti{font-weight:900;color:var(--muted);font-size:calc(14px * var(--fs));min-width:4.6em}
.pg-chips{display:flex;flex-wrap:wrap;gap:8px}
/* plăcuțele: mari, la fel de înalte, cu starea „ales” clară */
.pg-lab .chip.pg-t,.an .chip.pg-t{display:inline-flex;align-items:center;justify-content:center;min-width:calc(46px * var(--fs));min-height:calc(42px * var(--fs));padding:2px 12px;font-size:calc(17px * var(--fs));font-weight:800;color:var(--ink);border:3px solid var(--stripe);border-radius:14px;box-shadow:0 4px 0 var(--stripe);cursor:pointer}
.pg-lab .chip.pg-t:hover{transform:translateY(-2px)}
.pg-lab .chip.pg-t.ales{background:var(--berry);border-color:var(--berry);color:var(--card);box-shadow:0 4px 0 var(--ink);transform:translateY(-2px)}
.pg-lab .chip.pg-t:disabled{opacity:.55;transform:none;cursor:default}
.pg-c-nume .chip.pg-t{font-size:calc(15px * var(--fs));padding:2px 10px}
/* butoanele de jos: separate de plăcuțe */
.pg-act{display:flex;gap:10px;justify-content:flex-start;align-items:center;flex-wrap:wrap;margin-top:2px;padding-top:8px;border-top:2px dashed var(--line)}
.pg-act .verif{margin-left:auto}
.pg-act .btn{padding:8px 14px}
.pg-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}

/* rețeaua */
.pg-retea{max-height:340px}
.pg-dot{fill:var(--muted);opacity:.55}
.pg-retea .pg-v.start{fill:var(--leaf);animation:pg-puls 1.2s ease-in-out infinite}
@keyframes pg-puls{50%{r:11}}

/* intrusul: patru figuri-buton */
.pg-ifigs{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pg-ifig{position:relative;display:grid;place-items:center;background:var(--card);border:3px solid var(--line);border-radius:14px;padding:6px;cursor:pointer;box-shadow:0 4px 0 var(--line);color:var(--ink)}
.pg-ifig:hover:not(:disabled){border-color:var(--sky)}
.pg-ifig .pg-svg{max-height:130px}
.pg-ifig.ales{border-color:var(--berry);background:var(--berry-tint);box-shadow:0 4px 0 var(--berry)}
.pg-ifig.gasit{border-color:var(--leaf);background:var(--leaf-tint);box-shadow:0 4px 0 var(--leaf-deep)}
.pg-ifig:disabled{cursor:default}
.pg-lit{position:absolute;top:6px;left:8px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--sun);color:var(--on-sun);font-weight:900}

/* antrenament */
.pg-gand{display:grid;justify-items:center;gap:6px;padding:30px 10px;text-align:center}
.pg-gand span{font-size:4.5em;line-height:1}
.pg-gand p{margin:0;font-size:calc(19px * var(--fs));color:var(--muted)}
.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{font-size:calc(22px * var(--fs));font-weight:800;margin:10px 0;color:var(--ink);text-align:center}
.an-var{justify-content:center;gap:10px}
.an .an-var .chip.pg-t{min-width:5em}
.an-msg{min-height:2.6em;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}

/* stația 8 (bifează): butonul „Verifică” stă separat de opțiuni, iar alegerea se vede clar */
.ex-zona > .chips + .grp{justify-content:flex-end;margin-top:4px;padding-top:8px;border-top:2px dashed var(--line)}
.ex-zona > .chips .chip.ales:not(.good):not(.bad){border-color:var(--sky);background:var(--sky-tint);color:var(--ink);box-shadow:0 4px 0 var(--sky);transform:translateY(-2px)}
.ex-zona > .chips .chip.ales:not(.good):not(.bad)::before{content:"✓ ";color:var(--sky)}

/* fără animații (accesibilitate) și mișcare redusă: stare statică completă */
html.a-still .pg-lat.draw,html.a-still .build .pg-arc,html.a-still .build .pg-n{animation:none!important;stroke-dashoffset:0;opacity:1}
html.a-still .pg-retea .pg-v.start{animation:none}
@media (prefers-reduced-motion: reduce){
  .pg-lat.draw,.build .pg-arc,.build .pg-n{animation:none!important;stroke-dashoffset:0;opacity:1}
  .pg-retea .pg-v.start,.pg-ok,.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}