/* aplicatie.css — stiluri proprii lecției „Ecuații pentru probleme de înmulțire” (doar variabile de culoare; prefix ef-, se-, pc-, an-). */

/* ---------- planșele desenate ---------- */
.plate .ef-pl,.plate .ef-cop{background:var(--card);color:var(--ink);border-radius:12px;padding:14px 10px;font-weight:800;text-align:center}
.ef-q{color:var(--berry)}

/* tabloul dreptunghiular: etichetele stau exact deasupra și în stânga bulinelor */
.ef-tab-w{--z:22px;--g:6px;display:inline-flex;flex-direction:column;align-items:center;gap:8px;max-width:100%}
.ef-mic{--z:16px;--g:4px}
.ef-mid{display:flex;align-items:center;gap:8px}
.ef-st{font-size:calc(14px * var(--fs));line-height:1.15;color:var(--sky);text-align:right;min-width:3.6em}
.ef-sus{font-size:calc(16px * var(--fs));color:var(--sky);margin-left:calc(3.6em + 8px)}
.ef-jos{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(24px * var(--fs));line-height:1.15;color:var(--ink)}
.ef-tab{position:relative;display:grid;grid-template-columns:repeat(var(--c),var(--z));gap:var(--g);padding:8px;border-radius:12px;background:var(--sky-tint);border:2px solid var(--sky)}
.ef-o{display:block;width:var(--z);height:var(--z);border-radius:50%;background:var(--sky);box-shadow:inset 0 -3px 0 color-mix(in srgb,var(--sky) 70%,var(--ink))}
.ef-o.ef-x{background:var(--sun);box-shadow:inset 0 -3px 0 var(--sun-edge)}
/* acoperământul: lasă la vedere prima coloană (se văd rândurile), restul stă sub „?” */
.ef-cov{position:absolute;top:-2px;bottom:-2px;right:-2px;left:calc(8px + var(--z) + var(--g) / 2);display:grid;place-items:center;
  background:var(--sun);color:var(--on-sun);border:2px solid var(--sun-edge);border-radius:0 12px 12px 0;font-family:"Baloo 2",system-ui,sans-serif;
  font-size:calc(40px * var(--fs));transform-origin:right center;transition:transform .6s ease,opacity .6s ease}
.ef-tab-w.dez .ef-cov{transform:scaleX(0);opacity:0}
.ef-tab-w.dez .ef-h{animation:ef-apare .5s ease-out both}
/* textele legate de acoperământ: „a” când e acoperit, „b” când e descoperit */
.ef-tab-w .ef-b{display:none}
.ef-tab-w.dez .ef-a{display:none}
.ef-tab-w.dez .ef-b{display:inline}
/* fără animații: tabloul descoperit, partea ascunsă conturată, ambele texte (a → b) */
.ef-tab-w.static .ef-cov{display:none}
.ef-tab-w.static .ef-h{animation:none;outline:2px dashed var(--berry);outline-offset:1px}
.ef-tab-w.static .ef-a,.ef-tab-w.static .ef-b{display:inline}
.ef-tab-w.static .ef-a::after{content:" → ";color:var(--muted)}
.ef-tab-w.static .ef-jos{font-size:calc(19px * var(--fs))}

/* pașii scriși (stațiile 3, 5, 6, 7, 8) */
.ef-pasi{display:flex;flex-direction:column;align-items:flex-start;gap:8px;text-align:left!important}
.ef-pasi p{margin:0;line-height:1.35}
.ef-l1{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(28px * var(--fs));line-height:1.15;align-self:center}
.ef-l2{font-size:calc(19px * var(--fs))}
.ef-l3{font-size:calc(19px * var(--fs));color:var(--leaf-deep);background:var(--leaf-tint);border-radius:10px;padding:4px 10px}
.ef-nr{display:inline-grid;vertical-align:.1em;margin-right:8px;place-items:center;width:1.6em;height:1.6em;border-radius:50%;background:var(--sun);color:var(--on-sun);font-size:calc(14px * var(--fs))}
.ef-mark{background:var(--sun-tint);border-bottom:3px solid var(--sun);border-radius:6px;padding:0 6px}
.ef-mark.ef-m2{background:var(--sky-tint);border-color:var(--sky)}
.ef-bn{font-size:calc(15px * var(--fs));color:var(--muted);margin:8px 0 0}
.ef-bn b{color:var(--ink)}

/* modele-bandă (stațiile 4 și 10): segmentele au aceeași înălțime și stau pe aceeași linie */
.ef-benzi{display:flex;flex-direction:column;align-items:center;gap:8px}
.ef-bz{display:inline-flex;flex-direction:column;align-items:flex-start;gap:8px}
.ef-bd{display:flex;align-items:center;gap:8px}
.ef-bl{flex:0 0 4.4em;text-align:right;font-size:calc(14px * var(--fs));color:var(--muted)}
.ef-bl:empty,.ef-bt:empty{display:none}
.ef-segs{display:flex;align-items:stretch}
.ef-seg{display:inline-flex;align-items:center;justify-content:center;height:34px;box-sizing:border-box;border:2px solid var(--sky);margin-left:-2px;background:var(--sky-tint);color:var(--ink);font-size:calc(16px * var(--fs))}
.ef-seg:first-child{margin-left:0;border-radius:8px 0 0 8px}
.ef-seg:last-child{border-radius:0 8px 8px 0}
.ef-seg:only-child{border-radius:8px}
.ef-seg.ef-s2{background:var(--sun-tint);border-color:var(--sun-edge)}
.ef-seg.ef-s3{background:var(--berry-tint);border-color:var(--berry)}
.ef-bt{flex:0 0 auto;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(20px * var(--fs))}
.ef-acol{margin:0;font-size:calc(15px * var(--fs));color:var(--muted);border-top:3px solid var(--muted);padding-top:2px;width:170px}

/* ---------- laborator: scrie exercițiul ---------- */
.se-en{margin:0 0 12px;font-weight:700;font-size:calc(18px * var(--fs));line-height:1.35;color:var(--ink);background:var(--sky-tint);border-left:5px solid var(--sky);border-radius:10px;padding:8px 12px}
/* căsuțele exercițiului: aceeași înălțime, pe același rând, cu „= total” aliniat */
.se-rand{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;margin:4px 0 14px;padding:8px;border-radius:14px;transition:background .3s}
.se-slot{box-sizing:border-box;height:calc(54px * var(--fs));min-width:calc(58px * var(--fs));padding:0 10px;display:inline-flex;align-items:center;justify-content:center;
  border:3px dashed var(--muted);border-radius:12px;background:var(--card);color:var(--ink);font:inherit;font-weight:800;font-size:calc(26px * var(--fs));cursor:pointer}
.se-slot.se-op{min-width:calc(44px * var(--fs));border-color:var(--sky)}
.se-slot.plin{border-style:solid;border-color:var(--berry);background:var(--berry-tint)}
.se-slot.se-op.plin{border-color:var(--sky);background:var(--sky-tint)}
.se-slot.pop{animation:ef-pop .3s ease-out}
.se-eg,.se-tot{font-weight:800;font-size:calc(26px * var(--fs));color:var(--ink);height:calc(54px * var(--fs));display:inline-flex;align-items:center}
.se-tot{padding:0 12px;border-radius:12px;background:var(--leaf-tint);border:3px solid var(--leaf)}
.se-rand.bun{background:var(--leaf-tint)}
.se-rand.bun .se-slot{border-color:var(--leaf);background:var(--card)}
.se-rand.rau{animation:ef-scutura .45s}
.se-banc{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.se-tiles{display:flex;gap:10px;justify-content:center}
.se .se-tiles .chip.se-t{min-width:calc(56px * var(--fs));min-height:calc(50px * var(--fs));font-size:calc(22px * var(--fs));font-weight:800;border-radius:14px;cursor:pointer}
.se .se-tiles .chip.se-to{color:var(--sky)}
.se .se-tiles .chip.se-t:disabled{opacity:.35;box-shadow:none;transform:none;cursor:default}
.se-act{display:flex;gap:12px;justify-content:space-between;align-items:center;margin-top:12px;padding-top:10px;border-top:2px dashed var(--line)}
.se-act .verif{margin-left:auto}
.se-act .verif:disabled{opacity:.45;box-shadow:none}

/* ---------- laborator: pas cu pas ---------- */
.pc{display:flex;gap:16px;align-items:flex-start}
.pc-st{flex:1 1 auto;min-width:0}
.pc-dr{flex:0 0 auto;display:flex;justify-content:center;padding-top:30px}
.pc-dr .ef-tab-w{--z:18px;--g:4px}
.pc-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))}
.pc-gata{display:flex;gap:6px}
.pc-gata i{font-style:normal;background:var(--leaf-tint);color:var(--leaf-deep);border:2px solid var(--leaf);border-radius:999px;padding:0 10px}
.pc-eq{margin:4px 0 6px;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(34px * var(--fs));line-height:1.15;color:var(--ink)}
.pc-log{margin:0 0 6px;padding-left:1.6em;font-weight:800;font-size:calc(19px * var(--fs));color:var(--ink)}
.pc-log li{margin:2px 0;animation:ef-apare .4s ease-out both}
.pc-log li.pc-proba{color:var(--leaf-deep)}
.pc-cer{margin:6px 0;font-weight:800;font-size:calc(17px * var(--fs));color:var(--sky)}
.pc-cer:empty{display:none}
.pc-opt{display:flex;gap:10px;flex-wrap:wrap}
.pc-opt:empty{display:none}
.pc .pc-opt .chip.pc-o{min-width:calc(70px * var(--fs));min-height:calc(48px * var(--fs));font-size:calc(21px * var(--fs));font-weight:800;border-radius:14px;cursor:pointer}
.pc .pc-opt .chip.pc-o.bad{animation:ef-scutura .45s}
.pc-act{display:flex;justify-content:flex-end;margin-top:8px}
.pc-act:empty{display:none}
html.flow .pc{flex-direction:column;align-items:stretch}
html.flow .pc-dr{padding-top:0}

/* ---------- 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:ef-pop .4s ease-out}
.an-q{font-size:calc(24px * var(--fs));font-weight:800;margin:14px 0;color:var(--ink);text-align:center;line-height:1.3}
.an-var{justify-content:center;gap:12px}
.an .an-var .chip{font-size:calc(22px * var(--fs));min-width:4.2em;min-height:calc(50px * var(--fs));border-radius:14px}
.an-msg{min-height:1.5em;margin:10px 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:ef-pop .5s}

@keyframes ef-pop{0%{transform:scale(.6)}70%{transform:scale(1.15)}100%{transform:none}}
@keyframes ef-apare{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes ef-scutura{0%,100%{transform:none}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}

/* mișcare redusă (sistem): animațiile decorative se opresc; tablourile cu ceas sunt oprite din js/aplicatie.js */
@media (prefers-reduced-motion: reduce){
  .ef-cov{transition:none}
  .ef-h,.se-slot,.se-rand,.pc-log li,.pc-o,.an-serie,.an-scor{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}