/* aplicatie.css — stiluri proprii lecției „Estimează câturi cu numere compatibile” (doar variabile de culoare). */

/* ---------- planșe desenate ---------- */
.plate .am-card,.plate .rs-card,.plate .sc-card,.plate .ce-card,.plate .vf-card{
  background:var(--card);color:var(--ink);border-radius:12px;padding:14px;font-weight:800}
.plate .cov-cc{width:100%}

/* axa multiplilor: deîmpărțitul (punct galben) alunecă spre numărul compatibil */
.am-card{text-align:center}
.am-t{margin:0 0 2px;font-size:calc(24px * var(--fs));color:var(--ink)}
svg.am{display:block;width:100%;height:auto;overflow:visible;font-family:"Nunito",system-ui,sans-serif}
.am-line{stroke:var(--ink);stroke-width:3;stroke-linecap:round}
.am-head{fill:var(--ink)}
.am-tk{stroke:var(--muted);stroke-width:1.5}
.am-big{stroke:var(--ink);stroke-width:3.5}
.am-l{fill:var(--ink);font-size:21px;font-weight:900;text-anchor:middle;transition:fill .3s}
.am-q{fill:var(--muted);font-size:15px;font-weight:800;text-anchor:middle}
.am-m.v .am-l{fill:var(--sky)} .am-m.v .am-q{fill:var(--sky)} .am-m.v .am-big{stroke:var(--sky)}
.am-orig line{stroke:var(--sun-ink);stroke-width:2.5;stroke-dasharray:5 4}
.am-orig text{fill:var(--sun-ink);font-size:22px;font-weight:900;text-anchor:middle}
.am-mk{transform:translateX(var(--x0));transition:transform 1.1s cubic-bezier(.45,0,.25,1)}
.am-mk circle{fill:var(--sun);stroke:var(--ink);stroke-width:3}
.am-sag{fill:none;stroke:var(--leaf);stroke-width:3;stroke-dasharray:6 5;opacity:0;transition:opacity .4s .8s}
.am-ring{fill:none;stroke:var(--leaf);stroke-width:4;opacity:0;transition:opacity .4s .9s}
.am-eq{margin:4px 0 0;font-size:calc(21px * var(--fs));color:var(--ink);opacity:0;transition:opacity .4s .9s;display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}
.am-eq b{color:var(--leaf-deep)}
.am-eq i{font-style:normal;color:var(--muted)}
.am-eq.vz{opacity:1;background:var(--sky-tint);border-radius:10px;padding:4px 10px}
.am-eq.vz b{color:var(--sky)}
.am-card.alunecat .am-mk{transform:translateX(var(--x1))}
.am-card.alunecat .am-sag,.am-card.alunecat .am-ring,.am-card.alunecat .am-eq{opacity:1}
.am-card.alunecat .am-m.t .am-l{fill:var(--leaf-deep)}
.am-card.rapid .am-mk,.am-card.rapid .am-sag,.am-card.rapid .am-ring,.am-card.rapid .am-eq{transition:none}
/* fără animații: starea completă (după alunecare) */
html.a-still .am-card.anim .am-mk{transform:translateX(var(--x1))}
html.a-still .am-card.anim :is(.am-sag,.am-ring,.am-eq){opacity:1}

/* stația 1: numerele lui 6 și rotunjirea care nu se potrivește */
.rs-t{margin:0 0 10px;font-size:calc(18px * var(--fs));color:var(--muted);text-align:center}
.rs-row{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.rs-c{display:inline-flex;align-items:center;justify-content:center;min-width:3.4em;height:calc(46px * var(--fs));border-radius:12px;background:var(--sky-tint);border:3px solid var(--sky);font-size:calc(21px * var(--fs))}
.rs-c.ok{background:var(--leaf-tint);border-color:var(--leaf)}
.rs-c.nu{background:var(--card);border:3px dashed var(--berry);color:var(--berry);text-decoration:line-through}
.rs-r{display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:10px;margin:6px 0;padding:8px 12px;border-radius:12px;font-size:calc(20px * var(--fs))}
.rs-r.nu{background:var(--berry-tint)} .rs-r.nu b{color:var(--berry)}
.rs-r.ok{background:var(--leaf-tint)} .rs-r.ok b{color:var(--leaf-deep)}

/* stația 2: axa lui 6 cu salturi */
.sc-t{margin:0 0 4px;text-align:center;font-size:calc(17px * var(--fs));color:var(--muted)}
.sc-t span{color:var(--ink)} .sc-t .q{color:var(--sky)}
svg.sc{display:block;width:100%;height:auto;overflow:visible;font-family:"Nunito",system-ui,sans-serif}
.sc-hop{fill:none;stroke:var(--leaf);stroke-width:2.5}
.sc-v{fill:var(--ink);font-size:17px;font-weight:900;text-anchor:middle}
.sc-q{fill:var(--sky);font-size:16px;font-weight:800;text-anchor:middle}
.sc-s{fill:var(--leaf-deep);font-size:16px;font-weight:900;text-anchor:middle}

/* stația 5: zeroul trece la cât */
.ce-card p{display:flex;align-items:center;justify-content:center;gap:12px;margin:10px 0;font-size:calc(24px * var(--fs));flex-wrap:wrap}
.ce-card span{background:var(--sun-tint);border-radius:10px;padding:4px 12px}
.ce-card i{font-style:normal;color:var(--muted)}
.ce-card b{color:var(--berry)}

/* stația 11: verificarea */
.vf-card{display:grid;gap:8px}
.vf-r{display:grid;grid-template-columns:5.2em 1fr;align-items:center;column-gap:10px;margin:0;padding:8px 12px;border-radius:12px;background:var(--sun-tint);font-size:calc(20px * var(--fs));text-align:left}
.vf-r.ok{background:var(--leaf-tint)}
.vf-e{color:var(--muted);font-size:calc(15px * var(--fs))}
.vf-r small{grid-column:2;color:var(--leaf-deep);font-size:calc(15px * var(--fs))}

/* ---------- laboratoare: elemente comune ---------- */
.ac-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));margin-bottom:6px}
.ac-pas{color:var(--sky)}
.ac .am-card{padding:8px 12px;border:2px solid var(--line);border-radius:12px;background:var(--card)}
.ac .am-t{font-size:calc(22px * var(--fs))}
/* plăcuțele: butoane mari, la fel, cu starea „ales” clară */
.ac-var,.ic-var,.pb-var{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:10px 0 4px}
:is(.ac-var,.ic-var,.pb-var) .chip{min-width:calc(84px * var(--fs));min-height:calc(48px * var(--fs));padding:4px 14px;font-size:calc(20px * var(--fs));font-weight:800;color:var(--ink);border:3px solid var(--stripe);border-radius:14px;box-shadow:0 5px 0 var(--stripe);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.pb-var .chip{font-size:calc(18px * var(--fs))}
:is(.ac-var,.ic-var,.pb-var) .chip:hover:not(:disabled){transform:translateY(-2px)}
:is(.ac-var,.ic-var) .chip.ales{background:var(--sun);border-color:var(--sun-edge);color:var(--on-sun);box-shadow:0 5px 0 var(--ink);transform:translateY(-3px)}
:is(.ac-var,.ic-var,.pb-var) .chip.bun{background:var(--leaf);border-color:var(--leaf-deep);color:var(--on-leaf);box-shadow:0 5px 0 var(--leaf-deep);opacity:1}
.pb-var .chip.rau{background:var(--berry-tint);border-color:var(--berry);color:var(--berry);box-shadow:none;text-decoration:line-through}
:is(.ac-var,.ic-var,.pb-var) .chip:disabled:not(.bun):not(.rau){opacity:.5;transform:none}
.chip.scutura{animation:cc-shake .45s}
/* butoanele de jos: separate de plăcuțe */
.ac-act{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:8px;padding-top:8px;border-top:2px dashed var(--line)}
.ac-act .verif{margin-left:auto}
.ac-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
.ac-act:empty{display:none}
.ac-msg{margin:0;font-weight:800;color:var(--muted);font-size:calc(16px * var(--fs))}
.ac-msg.bine{color:var(--leaf-deep);animation:cc-pop .35s ease-out}
@keyframes cc-pop{0%{transform:scale(.6)}70%{transform:scale(1.12)}100%{transform:none}}
@keyframes cc-shake{0%,100%{transform:none}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}

/* laborator: încadrează câtul */
.ic-eq{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px 18px;padding:10px;border:2px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink)}
.ic-imp{font-size:calc(26px * var(--fs))}
.ic-row{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.ic-c{font-weight:800;font-size:calc(22px * var(--fs));color:var(--ink);height:calc(52px * var(--fs));display:inline-flex;align-items:center}
.ic-slot{box-sizing:border-box;height:calc(52px * var(--fs));min-width:3.6em;display:inline-flex;align-items:center;justify-content:center;padding:0 12px;border:3px dashed var(--sky);border-radius:12px;background:var(--sky-tint);color:var(--muted);font:inherit;font-weight:900;font-size:calc(22px * var(--fs));cursor:pointer}
.ic-slot.plin{border-style:solid;color:var(--ink);background:var(--sun-tint);border-color:var(--sun-edge)}
.ic-slot.bun{border-color:var(--leaf);background:var(--leaf-tint);color:var(--leaf-deep)}
.ic-chk{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;min-height:calc(34px * var(--fs))}
.ic-r{margin:0;padding:4px 12px;border-radius:10px;font-weight:800;font-size:calc(16px * var(--fs));color:var(--ink)}
.ic-r.ok{background:var(--leaf-tint)} .ic-r.nu{background:var(--berry-tint)}
.ic-r.ok b{color:var(--leaf-deep)} .ic-r.nu b{color:var(--berry)}

/* laborator: probleme */
.pb-txt{margin:0 0 8px;padding:10px 14px;border:2px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink);font-weight:700;font-size:calc(17px * var(--fs));line-height:1.35}
.pb-pas{margin-top:4px}
.pb-c{margin:0;font-weight:800;font-size:calc(16px * var(--fs));color:var(--ink)}
.pb-vf{margin:4px 0 0;min-height:1.4em;text-align:center;font-weight:800;color:var(--leaf-deep);font-size:calc(16px * var(--fs))}

/* ---------- 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{transition:transform .2s}
.an-serie.aprinsa{color:var(--berry);animation:cc-pop .4s ease-out}
.an-q{font-size:calc(28px * var(--fs));font-weight:800;margin:14px 0;color:var(--ink);text-align:center}
.an-q.lung{font-size:calc(21px * var(--fs))}
.an-var{justify-content:center}
.an-var .chip{font-size:calc(19px * var(--fs));min-width:5.5em}
.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:cc-pop .5s}

/* stațiile-laborator: laboratorul primește mai mult loc, planșa cu emoji rămâne mică */
html:not(.flow) .lesson:has(.ac,.ic,.pb,.an){grid-template-columns:minmax(0,1.55fr) minmax(0,.45fr)}
html:not(.flow) .lesson:has(.ac,.ic,.pb,.an) .emoji-plansa{font-size:4em;overflow-wrap:anywhere;padding:10px 0}
/* copertă: titlul lung încape pe trei rânduri */
html:not(.flow) .cover h1{font-size:3.5em}
.ac-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:12px;align-items:center}
.ac-grid .ac-var{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0}
html.flow .ac-grid{grid-template-columns:minmax(0,1fr)}
.pb-c.gata{color:var(--leaf-deep);margin:2px 0 4px}
.pb-c.gata b{color:var(--leaf-deep)}

/* mișcare redusă (sistem): alunecările se opresc pe starea finală (vezi și ceasul din js/aplicatie.js) */
@media (prefers-reduced-motion: reduce){
  .am-mk,.am-sag,.am-ring,.am-eq{transition:none!important}
  .am-card.anim .am-mk{transform:translateX(var(--x1))}
  .am-card.anim :is(.am-sag,.am-ring,.am-eq){opacity:1}
  .ac-msg,.chip.scutura,.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}