/* aplicatie.css — stiluri proprii lecției „Adunarea repetată” (doar variabile de culoare). */

/* ---------- planșe desenate ---------- */
.plate .ar-gr,.plate .ar-sir,.plate .ar-axa,.plate .ar-cmp,.plate .ar-trm,.plate .ar-inm,.plate .ar-leg,.plate .ar-doua,.plate .ar-big{
  background:var(--card);color:var(--ink);border-radius:12px;padding:16px;font-weight:800}
/* culorile celor doi factori, aceleași peste tot: de câte ori (albastru) · câte (roșu) */
.ar-de{color:var(--sky)}
.ar-ca{color:var(--berry)}
.ar-rez{color:var(--leaf-deep)}

/* un grup: obiectele pe 2 sau 3 coloane, într-o „farfurie” */
.ar-pod{display:inline-grid;grid-template-columns:repeat(var(--c),1fr);gap:2px;place-items:center;align-content:center;
  background:var(--sun-tint);border:3px solid var(--sun);border-radius:16px;padding:6px 8px;min-width:3.4em;min-height:3.4em;line-height:1}
.ar-pod i{font-style:normal;font-size:calc(20px * var(--fs))}
.ar-pods{display:flex;gap:12px;justify-content:center;align-items:flex-start;flex-wrap:wrap}
.ar-pw{display:flex;flex-direction:column;align-items:center;gap:4px}
.ar-cum{display:inline-flex;align-items:center;justify-content:center;min-width:2em;height:1.6em;border-radius:999px;background:var(--sky-tint);color:var(--sky);font-weight:900;font-size:calc(15px * var(--fs))}
.ar-ec{margin:14px 0 0;text-align:center;font-size:calc(26px * var(--fs));line-height:1.3}
.ar-t{display:inline-block;white-space:nowrap}
/* înmulțirea, cu etichetele exact sub fiecare număr */
.ar-ec2{display:flex;justify-content:center;align-items:flex-start;gap:10px;margin:10px 0 0}
.ar-f{display:inline-flex;flex-direction:column;align-items:center;line-height:1}
.ar-f b{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(42px * var(--fs));line-height:1.05}
.ar-f small{font-size:calc(12px * var(--fs));color:var(--muted);font-weight:800;white-space:nowrap;margin-top:2px}
.ar-x{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(38px * var(--fs));line-height:1.1;color:var(--muted)}

/* apariția pe rând (ceasul din js/aplicatie.js pune .off); fără clasa .off totul se vede */
.ar-anim [data-k]{transition:opacity .35s,transform .35s}
.ar-anim .off{opacity:0;transform:translateY(8px)}
.ar-anim g.off{transform:none}

/* stația 1: egale / nu sunt egale */
.ar-cmp{display:grid;gap:12px}
.ar-cmp-r{display:flex;align-items:center;justify-content:space-between;gap:12px;border-radius:14px;padding:10px 12px;border:3px solid var(--line)}
.ar-cmp-r.da{background:var(--leaf-tint);border-color:var(--leaf)}
.ar-cmp-r.nu{background:var(--berry-tint);border-color:var(--berry)}
.ar-cmp-r .ar-pods{justify-content:flex-start}
.ar-tag{display:flex;flex-direction:column;align-items:flex-end;font-size:calc(20px * var(--fs));white-space:nowrap}
.ar-tag b{font-size:calc(15px * var(--fs))}
.da .ar-tag b{color:var(--leaf-deep)} .nu .ar-tag b{color:var(--berry)}

/* stația 3: termenii numerotați */
.ar-trm{text-align:center}
.ar-trm-r{display:flex;justify-content:center;align-items:flex-start;gap:8px}
.ar-tb{display:inline-flex;flex-direction:column;align-items:center;gap:4px}
.ar-tb b{display:flex;align-items:center;justify-content:center;width:1.5em;height:1.5em;border:4px solid var(--berry);background:var(--berry-tint);border-radius:14px;color:var(--berry);font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(42px * var(--fs));line-height:1}
.ar-tb small{display:flex;align-items:center;justify-content:center;width:1.9em;height:1.9em;border-radius:50%;background:var(--sky);color:var(--card);font-weight:900;font-size:calc(15px * var(--fs))}
.ar-plus{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(38px * var(--fs));color:var(--muted);height:calc(63px * var(--fs) + 8px);display:flex;align-items:center}
.ar-trm-n{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin:16px 0 0;font-size:calc(20px * var(--fs))}

/* stația 4: de la adunare la înmulțire */
.ar-inm{text-align:center}
.ar-inm-a{margin:0;font-size:calc(30px * var(--fs))}
.ar-inm-s{margin:4px 0 0;color:var(--muted);font-size:calc(15px * var(--fs))}
.ar-inm-c{margin:10px 0 0;color:var(--muted);font-size:calc(17px * var(--fs))}

/* stația 5: legenda butoanelor */
.ar-leg{display:grid;gap:10px}
.ar-leg-r{display:grid;grid-template-columns:7.2em 1fr;align-items:center;column-gap:12px;font-size:calc(19px * var(--fs))}
.ar-leg-r small{grid-column:2;color:var(--muted);font-size:calc(15px * var(--fs))}
.ar-btn-m{grid-row:span 2;display:flex;align-items:center;justify-content:center;height:2.2em;border-radius:12px;background:var(--leaf);color:var(--on-leaf);box-shadow:0 4px 0 var(--leaf-deep)}
.ar-btn-m.alt{background:var(--sun);color:var(--on-sun);box-shadow:0 4px 0 var(--sun-edge);font-size:1.3em}

/* stațiile 6 și 11: șirul */
.ar-rows{display:grid;gap:6px;justify-content:center}
.ar-rand{display:flex;align-items:center;gap:10px;border-radius:12px;padding:4px 8px;background:var(--sun-tint)}
.ar-rn{width:5.2em;color:var(--muted);font-size:calc(13px * var(--fs));white-space:nowrap}
.ar-dots{display:flex;gap:4px}
.ar-dots i{font-style:normal;font-size:calc(22px * var(--fs));line-height:1.1}
.ar-sir .ar-ec{font-size:calc(24px * var(--fs))}

/* stația 7: un șir citit în două feluri */
.ar-doua{display:flex;align-items:center;gap:18px}
.ar-mini{display:grid;grid-template-columns:repeat(4,26px);gap:5px;flex:0 0 auto}
.ar-mini i{width:26px;height:26px;border-radius:7px;background:var(--leaf);display:block}
.ar-doua-t p{margin:6px 0;font-size:calc(19px * var(--fs))}

/* stațiile 9 și 10 */
.ar-big{text-align:center}
.ar-big p{margin:10px 0;font-size:calc(30px * var(--fs))}
.ar-big .da{color:var(--leaf-deep)} .ar-big .nu{color:var(--berry)}
.ar-big u{color:var(--berry);text-decoration-thickness:3px}

/* stația 8: axa numerică */
.ar-axa{text-align:center}
.ax{width:100%;height:auto;display:block;overflow:visible}
.ax-line,.ax-tick{stroke:var(--ink);stroke-width:2.5;stroke-linecap:round}
.ax-tick{stroke-width:2}
.ax-tick.mare{stroke-width:3}
.ax-head{fill:var(--ink)}
.ax-lab{fill:var(--ink);font-weight:800;font-size:17px;text-anchor:middle}
.ax-lab.fin{fill:var(--card)}
.ax-pill{fill:var(--leaf)}
.ax-arc{fill:none;stroke:var(--berry);stroke-width:3.5;stroke-linecap:round}
.ax-cap{fill:var(--berry)}
.ax-plus{fill:var(--berry);font-weight:900;font-size:16px;text-anchor:middle}
.ax-dot{fill:var(--sky)}
.ax-dot.st{fill:var(--ink)}
.ar-axa .ar-ec{font-size:calc(24px * var(--fs));margin-top:8px}

/* ---------- laboratoarele: antet comun ---------- */
.gl-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))}
.gl-tinta{color:var(--ink);font-size:calc(17px * var(--fs))}
.gl-tinta b{background:var(--sun-tint);border:2px solid var(--sun);border-radius:10px;padding:1px 10px;white-space:nowrap}
.gl-act{display:flex;gap:10px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:8px;padding-top:8px;border-top:2px dashed var(--line)}
.gl-act .verif{margin-left:auto}
.gl-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
.gl-act .gl-again{margin-left:auto}
.gl-dots{display:flex;gap:5px;margin-right:auto}
.gl-dots i{width:13px;height:13px;border-radius:50%;border:2px solid var(--leaf);display:block}
.gl-dots i.cur{border-color:var(--sun);border-width:3px}
.gl-dots i.ok{background:var(--leaf);animation:pop .35s ease-out}

/* laborator 1: grupuri */
.gl-ctrl{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin:8px 0}
.gl-c{display:flex;align-items:center;gap:8px;background:var(--card);border:2px solid var(--line);border-radius:14px;padding:4px 8px}
.gl-l{font-weight:800;color:var(--muted);font-size:calc(14px * var(--fs))}
.gl-v{min-width:1.6em;text-align:center;font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(28px * var(--fs));line-height:1;color:var(--ink)}
.gl-c[data-c="g"] .gl-v{color:var(--sky)} .gl-c[data-c="m"] .gl-v{color:var(--berry)}
/* butoanele − / +: plăcuțe mari, rotunde, la aceeași înălțime cu numărul */
.gl-b{width:calc(44px * var(--fs));height:calc(44px * var(--fs));display:inline-flex;align-items:center;justify-content:center;border-radius:12px;border:3px solid var(--leaf-deep);background:var(--leaf);color:var(--on-leaf);font-size:calc(26px * var(--fs));font-weight:900;line-height:1;box-shadow:0 4px 0 var(--leaf-deep);cursor:pointer}
.gl-b:hover{transform:translateY(-2px)}
.gl-b:active{transform:translateY(2px);box-shadow:0 1px 0 var(--leaf-deep)}
.gl-b:disabled{opacity:.35;transform:none;cursor:not-allowed;box-shadow:none}
.gl-scena{display:flex;gap:8px;justify-content:center;align-items:flex-start;flex-wrap:wrap;min-height:calc(84px * var(--fs));padding:6px;border-radius:14px;background:var(--paper);border:2px solid var(--line)}
.gl-scena.rau{animation:shake .45s}
.gl-pod{display:flex;flex-direction:column;align-items:center;gap:3px}
.gl-pod .ar-pod{min-width:2.6em;min-height:2.6em;padding:4px 5px}
.gl-pod .ar-pod i{font-size:calc(15px * var(--fs))}
.gl-pod .ar-cum{font-size:calc(13px * var(--fs))}
.gl-pod.nou{animation:pop .35s ease-out}
.gl-pod.creste .ar-pod{animation:pop .3s ease-out}
.gl-ec{text-align:center;margin-top:6px}
.gl-ec p{margin:2px 0;font-weight:800;color:var(--ink);line-height:1.25}
.gl-a{font-size:calc(20px * var(--fs))}
.gl-m{font-size:calc(24px * var(--fs))}

/* laborator 2: rețeaua */
.rt-wrap{display:flex;gap:10px 14px;align-items:center;flex-wrap:wrap;margin:8px 0 0}
.rt-grid{display:grid;grid-template-columns:repeat(var(--nc),calc(28px * var(--fs)));gap:4px;flex:0 0 auto}
.rt-c{width:calc(28px * var(--fs));height:calc(28px * var(--fs));padding:0;border-radius:7px;border:2px solid var(--line);background:var(--card);cursor:pointer}
.rt-c:hover{border-color:var(--sky)}
.rt-c.on{background:var(--leaf);border-color:var(--leaf-deep)}
.rt-c:disabled{cursor:default}
.rt-info{flex:1 1 170px;min-width:0}
.rt-info p{margin:0 0 6px;font-weight:800;color:var(--ink);font-size:calc(15px * var(--fs));line-height:1.3;overflow-wrap:anywhere}
.rt-info small{display:block;color:var(--muted);font-size:calc(12px * var(--fs))}
.rt-n{font-size:calc(18px * var(--fs))!important}

/* telefon: rețeaua și planșele cu text se așază una sub alta */
html.flow .rt-wrap{flex-direction:column;align-items:center}
html.flow .rt-info{flex:none;width:100%;text-align:center}
html.flow .ar-doua{flex-direction:column}
html.flow .ar-doua-t{text-align:center}
html.flow .ar-leg-r{grid-template-columns:5.6em 1fr;font-size:calc(16px * var(--fs))}
html.flow .ar-leg-r small{font-size:calc(13px * var(--fs))}

/* laborator 3: 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{font-size:calc(24px * var(--fs));font-weight:800;margin:12px 0 8px;color:var(--ink);text-align:center}
.an-nw{white-space:nowrap}
html.flow .an-q{font-size:calc(21px * var(--fs))}
html.flow .ax-lab{font-size:24px}
html.flow .ax-plus{font-size:22px}
.an-q .gol{display:inline-block;min-width:2em;border-bottom:3px dashed var(--leaf);text-align:center;color:var(--muted)}
.an-q .gol.plin{border-bottom-style:solid;color:var(--leaf-deep);animation:pop .35s}
.an-pods{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}
.an-pods .ar-pod{min-width:2.4em;min-height:2.4em;padding:3px 5px}
.an-pods .ar-pod i{font-size:calc(14px * var(--fs))}
.an-sir{display:grid;gap:3px;justify-content:center;margin-bottom:10px}
.an-sir span{display:flex;gap:3px;background:var(--sun-tint);border-radius:8px;padding:2px 6px}
.an-sir i{font-style:normal;font-size:calc(16px * var(--fs))}
.an-var{justify-content:center}
.an-var .chip{font-size:calc(20px * var(--fs));min-width:4.5em;font-weight:800}
.an-var.lat .chip{font-size:calc(16px * var(--fs));min-width:0}
.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:pop .5s}

@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)}}

/* fără animații (accesibilitate) și mișcare redusă: desenele se văd complet, fără mișcare */
html.a-still .ar-anim .off{opacity:1!important;transform:none!important}
@media (prefers-reduced-motion: reduce){
  .ar-anim .off{opacity:1!important;transform:none!important}
  .gl-pod,.gl-pod .ar-pod,.gl-dots i,.gl-scena,.an-q .gol,.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}