/* aplicatie.css — stiluri proprii lecției „Greșeli în tipare numerice” (doar variabile de culoare). */

/* ---------- șirul cu săgeți-salt (TP.sir din js/date.js) ----------
   Rândul 1: săgețile (fiecare se întinde de la mijlocul unei căsuțe la mijlocul următoarei).
   Rândul 2: căsuțele cu termeni, toate de aceeași înălțime. Rândul 3: etichetele, exact sub căsuțe. */
.sr{display:grid;grid-template-columns:repeat(var(--n),minmax(0,1fr));align-items:end;row-gap:4px;width:100%;margin:4px 0}
.sr-salt{grid-row:1;margin:0 25%;display:flex;flex-direction:column;align-items:center;color:var(--muted);min-width:0;transition:color .3s}
.sr-salt b{font-size:calc(15px * var(--fs));line-height:1.15;white-space:nowrap;font-weight:900}
.sr-arc{display:block;position:relative;width:100%;height:16px;box-sizing:border-box;border:3px solid currentColor;border-bottom:0;border-radius:50% 50% 0 0 / 100% 100% 0 0}
.sr-arc::after{content:"";position:absolute;right:-7.5px;bottom:-6px;border:6px solid transparent;border-top:8px solid currentColor;border-bottom:0}
.sr-salt.bun{color:var(--leaf-deep)}
.sr-salt.rau{color:var(--berry);animation:sr-tremura .7s ease-in-out infinite}
.sr-salt.alt1{color:var(--sky)}
.sr-salt.alt2{color:var(--sun-ink)}
.sr-nr{grid-row:2;margin:0 3px;min-width:0;min-height:calc(48px * var(--fs));box-sizing:border-box;display:flex;flex-direction:column;align-items:center;justify-content:center;
  border:3px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink);padding:2px;line-height:1;font:inherit}
.sr-nr b{font-family:"Baloo 2",system-ui,sans-serif;font-weight:800;font-size:calc(22px * var(--fs));line-height:1}
.sr-nr s{font-size:calc(13px * var(--fs));font-weight:800;color:var(--berry);line-height:1}
button.sr-nr{cursor:pointer;box-shadow:0 4px 0 var(--sky);border-color:var(--sky)}
button.sr-nr:hover{background:var(--sky-tint);transform:translateY(-2px)}
.sr-nr.gresit{border-color:var(--berry);background:var(--berry-tint)}
.sr-nr.ales{border-color:var(--berry);background:var(--berry-tint);box-shadow:0 4px 0 var(--berry)}
.sr-nr.reparat{border-color:var(--leaf);background:var(--leaf-tint);animation:sr-pop .4s ease-out}
.sr-nr.reparat b{color:var(--leaf-deep)}
.sr-nr.scutura{animation:sr-tremura .45s}
.sr-sub{grid-row:3;text-align:center;font-size:calc(12px * var(--fs));font-weight:800;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:clip}
.sr.mic .sr-nr{min-height:calc(38px * var(--fs))}
.sr.mic .sr-nr b{font-size:calc(18px * var(--fs))}
.sr.fara-salt .sr-salt{visibility:hidden}
@keyframes sr-tremura{0%,100%{transform:none}25%{transform:translateX(-4px) rotate(-3deg)}75%{transform:translateX(4px) rotate(3deg)}}
@keyframes sr-pop{0%{transform:scale(.7)}70%{transform:scale(1.12)}100%{transform:none}}

/* ---------- planșe ---------- */
.plate .sr-plansa,.plate .sr-anim{background:var(--card);color:var(--ink);border-radius:12px;padding:14px 12px;font-weight:800}
.sp-nota{margin:10px 0 0;text-align:center;font-size:calc(17px * var(--fs));color:var(--ink)}
.sp-nota b{color:var(--leaf-deep)} .sp-nota b.r{color:var(--berry)}
.sp-nota b.a1{color:var(--sky)} .sp-nota b.a2{color:var(--sun-ink)}
.sp-rand{margin:6px 0 0;font-size:calc(14px * var(--fs));color:var(--muted);text-align:left}
.sp-trei{display:flex;gap:8px;justify-content:center;align-items:stretch;margin-top:12px}
.sp-trei span{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border:3px solid var(--sky);background:var(--sky-tint);border-radius:12px;padding:6px 4px}
.sp-trei small{font-size:calc(13px * var(--fs));color:var(--muted)}
.sp-trei b{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(24px * var(--fs));line-height:1.1}
.sp-trei .g{border-color:var(--berry);background:var(--berry-tint)} .sp-trei .g b{color:var(--berry)}
.sp-trei .c{border-color:var(--leaf);background:var(--leaf-tint)} .sp-trei .c b{color:var(--leaf-deep)}
/* animația (un singur ceas în js/aplicatie.js) */
.sa-titlu{margin:0 0 8px;text-align:center;font-size:calc(16px * var(--fs));min-height:1.3em}
.sr-anim.k0 .sa-stare{color:var(--berry)} .sr-anim.k1 .sa-stare{color:var(--leaf-deep)}
.sa-nota{margin:10px 0 0;text-align:center;font-size:calc(17px * var(--fs));color:var(--ink)}
.sa-n{display:inline-block;min-width:2em;border-radius:999px;padding:0 8px;color:var(--card)}
.sr-anim.k0 .sa-n{background:var(--berry)} .sr-anim.k1 .sa-n{background:var(--leaf-deep)}

/* ---------- laboratoare: părți comune ---------- */
.rp-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}
.rp-faza,.cp-faza{color:var(--sky);font-size:calc(16px * var(--fs))}
.tb-titlu{color:var(--ink);font-size:calc(17px * var(--fs))}
.rp-sir,.cp-sir,.tb-sir{margin:4px 0 10px}
.rp-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)}
.rp-act .verif,.rp-act .rp-next,.rp-act .cp-next,.rp-act .tb-next{margin-left:auto}
.rp-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}

/* laborator 1: corectare cu − și + (căsuțe de aceeași înălțime, pe același rând) */
.rp-fix{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.rp-et{font-weight:800;color:var(--muted)}
.rp-fix .rp-b{width:calc(56px * var(--fs));height:calc(56px * var(--fs));padding:0;font-size:calc(30px * var(--fs));line-height:1;display:inline-flex;align-items:center;justify-content:center}
.rp-val{height:calc(56px * var(--fs));min-width:3.2em;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;border:3px solid var(--berry);border-radius:14px;background:var(--card);color:var(--ink);
  font-family:"Baloo 2",system-ui,sans-serif;font-weight:800;font-size:calc(28px * var(--fs))}

.rp-val.bun{border-color:var(--leaf);background:var(--leaf-tint);color:var(--leaf-deep)}

/* laborator 2: șirul-capcană */
.cp-verdict{display:flex;gap:12px;justify-content:center;align-items:stretch;flex-wrap:wrap}
.cp-v{flex:1 1 200px;min-height:calc(52px * var(--fs));border:3px solid var(--sky);border-radius:14px;background:var(--card);color:var(--ink);box-shadow:0 5px 0 var(--sky);
  font:inherit;font-weight:800;font-size:calc(17px * var(--fs));padding:6px 12px;cursor:pointer}
.cp-v:hover:not(:disabled){transform:translateY(-2px);background:var(--sky-tint)}
.cp-v.ales{background:var(--sky);border-color:var(--ink);color:var(--card);box-shadow:0 5px 0 var(--ink);transform:translateY(-2px)}
.cp-v:disabled:not(.ales){opacity:.45;cursor:default}
.cp-pas2{margin-top:8px}
.cp-opt{justify-content:center}
.cp .cp-opt .chip.cp-o{min-height:calc(46px * var(--fs));font-size:calc(17px * var(--fs));font-weight:800;border:3px solid var(--stripe);box-shadow:0 4px 0 var(--stripe)}
.cp .cp-opt .chip.cp-o.ales{background:var(--berry);border-color:var(--berry);color:var(--card);box-shadow:0 4px 0 var(--ink)}
.cp .cp-opt .chip.cp-o.good{background:var(--leaf);border-color:var(--leaf);color:var(--on-leaf);box-shadow:0 4px 0 var(--leaf-deep)}
.cp-loc{flex:1 1 200px;color:var(--leaf-deep);font-weight:800}

/* laborator 3: tabele */
.tb .sr-nr{min-height:calc(44px * var(--fs))}
html.flow .sr-nr{margin:0 2px;border-width:2px}
.tb .sr-nr b{font-size:calc(20px * var(--fs))}
.tb-nr{color:var(--muted);font-weight:800}
.tb-nr b{color:var(--ink)}

/* laborator 4: 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:sr-pop .4s ease-out}
.an-q{font-size:calc(22px * var(--fs));font-weight:800;margin:10px 0 4px;color:var(--ink);text-align:center}
.an-var{justify-content:center;margin-top:8px}
.an-var .chip{font-size:calc(18px * var(--fs));min-width:4.5em;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:sr-pop .5s}

/* mișcare redusă (sistem): animațiile se opresc; animația șirului e oprită și din js/aplicatie.js */
@media (prefers-reduced-motion: reduce){
  .sr-salt.rau,.sr-nr.reparat,.sr-nr.scutura,.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}