/* aplicatie.css — stiluri proprii lecției „Denumiri multiple pentru patrulatere” (doar variabile de culoare). */

/* ---------- desenele patrulaterelor (PQ în js/date.js; aceleași semne ca în lecția-soră) ---------- */
.plate .dp-fam,.plate .dp-cov,.plate .dp-card,.plate .dp-regs,.plate .dp-cinci,.plate .dp-venn,.plate .dp-etic,.plate .dp-gal,.plate .dp-scara,.plate .dp-lab-fig,.plate .dp-q{
  background:var(--card);color:var(--ink);border-radius:12px;padding:12px;font-weight:800}
.pq-svg{display:block;width:100%;height:auto;overflow:visible}
.pq-fig{fill:var(--sky-tint);stroke:var(--ink);stroke-width:3.5;stroke-linejoin:round}
.pq-tick{stroke:var(--berry);stroke-width:3;stroke-linecap:round}
.pq-arr{fill:none;stroke:var(--sky);stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.pq-sq{fill:var(--leaf-tint);stroke:var(--leaf-deep);stroke-width:2.5;stroke-linejoin:round}
.pq-lit{fill:var(--ink);font-weight:900;font-size:20px;font-family:"Baloo 2",system-ui,sans-serif}
.pq-l0{fill:none;stroke:var(--ink);stroke-width:3;stroke-linecap:round}
.dp-mare{max-height:230px}

/* ---------- familia animată (stația 1) și coperta: un singur ceas în js/aplicatie.js ---------- */
.dp-fam-svg{max-height:300px}
.dp-semne{transition:opacity .25s}
.mut .dp-semne{opacity:0}
.dp-nod rect{fill:var(--paper);stroke:var(--line);stroke-width:2.5;transition:fill .3s,stroke .3s}
.dp-nod text{fill:var(--muted);font-weight:800;font-size:17px;transition:fill .3s}
.dp-nod.on rect{fill:var(--sun-tint);stroke:var(--sun-edge);stroke-width:4}
.dp-nod.on text{fill:var(--ink)}
.dp-m{stroke:var(--line);stroke-width:3;transition:stroke .3s}
.dp-m.on{stroke:var(--berry);stroke-width:5}
.dp-cap{margin:6px 0 0;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;text-align:center;font-size:calc(16px * var(--fs));line-height:1.3;min-height:2.7em}
.dp-nr{flex:0 0 auto;background:var(--berry);color:var(--card);border-radius:999px;padding:2px 12px;font-size:calc(17px * var(--fs))}
.dp-txt{color:var(--ink)}
.dp-cov{text-align:center}
.dp-cov-svg{max-height:190px}
.dp-cov-nume,.dp-lab-nume{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:8px}
.dp-et{border:2px solid var(--line);background:var(--paper);color:var(--muted);border-radius:999px;padding:2px 10px;font-size:calc(15px * var(--fs));transition:background .3s,color .3s,border-color .3s}
.dp-et.on{background:var(--sun-tint);border-color:var(--sun-edge);color:var(--ink)}
.dp-et.on::before{content:"✓ ";color:var(--leaf-deep)}

/* stația 2: legenda semnelor, fiecare semn exact lângă textul lui */
.dp-semne-leg{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:8px}
.dp-semne-leg span{display:flex;align-items:center;gap:6px;background:var(--paper);border:2px solid var(--line);border-radius:10px;padding:4px 10px;font-size:calc(15px * var(--fs))}
.dp-semne-leg svg{width:40px;height:24px;flex:0 0 40px}

/* stația 3: paralelogram + proprietate = nume nou (toate piesele pe aceeași linie) */
.dp-regs{display:flex;flex-direction:column;gap:10px}
.dp-reg{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1.2fr) auto minmax(0,1fr);align-items:center;gap:6px;background:var(--paper);border-radius:10px;padding:6px}
.dp-reg-f{display:flex;flex-direction:column;align-items:center;gap:2px;min-width:0}
.dp-reg-f .pq-svg{height:56px;width:auto;max-width:100%}
.dp-reg-f b{font-size:calc(14px * var(--fs))}
.dp-reg-c{background:var(--sun-tint);border-radius:10px;padding:6px 8px;text-align:center;font-size:calc(15px * var(--fs));line-height:1.2}
.dp-op{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(26px * var(--fs));color:var(--berry)}

/* stația 5: pătratul și motivele numelor */
.dp-cinci{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:12px;align-items:center}
.dp-cinci .pq-svg{max-height:200px}
.dp-cinci ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.dp-cinci li{display:flex;flex-direction:column;background:var(--leaf-tint);border:2px solid var(--leaf);border-radius:10px;padding:4px 10px}
.dp-cinci li b{font-size:calc(17px * var(--fs));color:var(--leaf-deep)}
.dp-cinci li small{font-size:calc(14px * var(--fs));color:var(--ink);font-weight:700}

/* stația 6: două mulțimi care se suprapun */
.dp-venn-svg{max-height:290px}
.dp-v0{fill:var(--paper);stroke:var(--line);stroke-width:3}
.dp-v1{fill:var(--sky-tint);fill-opacity:.55;stroke:var(--sky);stroke-width:3}
.dp-v2{fill:var(--sun-tint);fill-opacity:.55;stroke:var(--sun-edge);stroke-width:3}
.dp-vt{fill:var(--ink);font-weight:800;font-size:18px}
.dp-vt1{fill:var(--sky)}
.dp-vt3{fill:var(--berry);font-size:19px}
.dp-venn .pq-fig{stroke-width:2.5}

/* stația 9: etichete potrivite și nepotrivite */
.dp-etic-f .pq-svg{max-height:170px}
.dp-dim{fill:var(--muted);font-weight:800;font-size:17px}
.dp-tags{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin-top:8px}
.dp-tags span{display:flex;align-items:center;justify-content:center;border-radius:10px;padding:4px 6px;font-size:calc(15px * var(--fs));text-align:center}
.dp-tags .da{background:var(--leaf-tint);border:2px solid var(--leaf);color:var(--leaf-deep)}
.dp-tags .nu{background:var(--berry-tint);border:2px dashed var(--berry);color:var(--berry);text-decoration:line-through}

/* stațiile 7 și 10: figuri cu numele și numărul de nume exact sub ele */
.dp-gal{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.dp-gc{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:1px;background:var(--paper);border-radius:10px;padding:4px}
.dp-gc .pq-svg{max-height:108px}
.dp-gal2 .dp-gc .pq-svg{max-height:170px}
.dp-gc b{font-size:calc(16px * var(--fs));line-height:1.15}
.dp-gc small{font-size:calc(14px * var(--fs));color:var(--berry);font-weight:800}

/* stația 12: scara numelor */
.dp-scara{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:12px;align-items:center}
.dp-scara ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.dp-scara li{background:var(--paper);border:2px solid var(--line);border-radius:10px;padding:6px 10px;text-align:center;font-size:calc(19px * var(--fs))}
.dp-scara li:last-child{background:var(--sun-tint);border-color:var(--sun-edge)}
.dp-sc-s,.dp-sc-j{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:calc(15px * var(--fs))}
.dp-sc-s span,.dp-sc-j span{font-size:calc(40px * var(--fs));line-height:1}
.dp-sc-s{color:var(--leaf-deep)} .dp-sc-j{color:var(--berry)}

/* sortarea cu trei coșuri (stația 6): coșurile stau pe un singur rând */
.sort:has(.bin:nth-child(3)){grid-template-columns:repeat(3,minmax(0,1fr))}
.sort:has(.bin:nth-child(3)) .bin{min-height:64px}
.sort:has(.bin:nth-child(3)) .bin-in>*{max-width:100%;min-width:0;overflow-wrap:anywhere}
html.flow .sort:has(.bin:nth-child(3)){grid-template-columns:minmax(0,1fr)}

/* întrebările verificării */
.dp-q .pq-svg{max-height:170px}

/* ---------- planșele laboratoarelor ---------- */
.dp-lab-fig{min-height:250px;display:flex;flex-direction:column;justify-content:center}
.dp-lab-fig>.pq-svg{max-height:260px}
.dp-lab-cap{margin:6px 0 0;text-align:center;font-size:calc(17px * var(--fs));color:var(--muted)}
.dp-lab-cap b{color:var(--leaf-deep)}
html.flow .lesson .work:has(.dp-lab-fig){order:-1}

/* rândul de sus și rândul de acțiuni ale laboratoarelor */
.dp-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))}
.dp-gata{display:flex;gap:6px;flex-wrap:wrap}
.dp-ok{background:var(--leaf-tint);color:var(--leaf-deep);border:2px solid var(--leaf);border-radius:999px;padding:1px 10px;font-weight:800;animation:dp-pop .35s ease-out}
.dp-act{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:12px;padding-top:10px;border-top:2px dashed var(--line)}
.dp-act .verif{margin-left:auto}
.dp-act .verif:disabled,.dp-act .dp-start:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
.dp-nota{color:var(--muted);font-weight:700;font-size:calc(14px * var(--fs))}

/* toate numele: plăcuțe mari, cu bifă vizibilă când sunt alese */
.dp-nume{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:10px}
.dp-tn .chip.dp-n{display:flex;align-items:center;gap:10px;justify-content:flex-start;text-align:left;min-height:calc(48px * var(--fs));padding:4px 12px;font-size:calc(18px * 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}
.dp-bif{flex:0 0 26px;width:26px;height:26px;border:3px solid var(--line);border-radius:7px;background:var(--card);display:inline-flex;align-items:center;justify-content:center}
.dp-tn .chip.dp-n.ales{background:var(--leaf-tint);border-color:var(--leaf);box-shadow:0 4px 0 var(--leaf-deep);transform:translateY(-2px)}
.dp-n.ales .dp-bif{background:var(--leaf);border-color:var(--leaf-deep)}
.dp-n.ales .dp-bif::after{content:"✓";color:var(--card);font-weight:900;line-height:1}
.dp-tn .chip.dp-n:disabled{opacity:.6;transform:none}
.dp-tn .chip.dp-n.bun{opacity:1}

/* deformează: comenzi cu + și −, valoarea între ele, pe aceeași linie */
.dp-tinta{margin:8px 0 10px;font-size:calc(19px * var(--fs));font-weight:800;color:var(--ink);line-height:1.3}
.dp-ctls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.dp-ctl{display:flex;flex-direction:column;align-items:center;gap:6px;background:var(--paper);border:2px solid var(--line);border-radius:14px;padding:6px 4px 8px;min-width:0}
.dp-ctl-l{font-weight:800;font-size:calc(15px * var(--fs));color:var(--ink);text-align:center}
.dp-ctl-b{display:flex;align-items:center;justify-content:center;gap:6px}
.dp-val{min-width:calc(46px * var(--fs));text-align:center;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(22px * var(--fs));line-height:1;color:var(--berry)}
html.flow .dp-ctls{grid-template-columns:minmax(0,1fr)}
html.flow .dp-ctl{flex-direction:row;justify-content:space-between;padding:6px 10px}
.dp-df .chip.dp-pm{width:calc(42px * var(--fs));height:calc(44px * var(--fs));padding:0;display:inline-flex;align-items:center;justify-content:center;font-size:calc(26px * var(--fs));font-weight:900;color:var(--ink);border:3px solid var(--stripe);border-radius:12px;box-shadow:0 4px 0 var(--stripe);cursor:pointer}
.dp-df .chip.dp-pm:active{transform:translateY(2px);box-shadow:0 2px 0 var(--stripe)}
.dp-df .chip.dp-pm:disabled{opacity:.35;cursor:not-allowed}
.dp-deform-svg{max-height:200px}
.dp-gr{stroke:var(--line);stroke-width:1;opacity:.7}
.dp-schimb{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:8px 0 0;min-height:1.8em;font-size:calc(16px * var(--fs))}
.dp-schimb span{border-radius:999px;padding:1px 12px;animation:dp-pop .35s ease-out}
.dp-schimb .plus{background:var(--leaf-tint);color:var(--leaf-deep);border:2px solid var(--leaf)}
.dp-schimb .minus{background:var(--berry-tint);color:var(--berry);border:2px solid var(--berry)}
.dp-schimb .nr{color:var(--muted);animation:none}

/* 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:dp-pop .4s ease-out}
.an-q{font-size:calc(22px * var(--fs));font-weight:800;margin:12px 0;color:var(--ink);text-align:center}
.an-var{justify-content:center}
.an-var .chip{font-size:calc(18px * var(--fs));min-width:5.5em;min-height:calc(46px * 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:dp-pop .5s}

@keyframes dp-pop{0%{transform:scale(.6)}70%{transform:scale(1.15)}100%{transform:none}}

/* fără animații (accesibilitate) sau mișcare redusă: desenele stau în starea completă (pătratul cu 5 nume) */
html.a-still .dp-semne,html.a-still .dp-nod rect,html.a-still .dp-nod text,html.a-still .dp-m,html.a-still .dp-et{transition:none}
html.a-still .mut .dp-semne{opacity:1}
@media (prefers-reduced-motion: reduce){
  .dp-ok,.an-scor,.an-serie,.dp-schimb span{animation:none!important}
  .dp-semne,.dp-nod rect,.dp-nod text,.dp-m,.dp-et{transition:none}
}

/* 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}