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

/* ---------- planșele desenate: fundal de card, ca să fie lizibile în toate stilurile ---------- */
.plate .cp-anim,.plate .cp-fix,.plate .cp-live,.plate .rp,.plate .fm,.plate .im,.plate .cm,.plate .bd,.plate .rf-raft{
  background:var(--card);color:var(--ink);border-radius:12px;padding:12px 14px;font-weight:800}

/* ---------- vasele gradate (SVG) ---------- */
.cp-svg{display:block;width:100%;height:auto;max-height:300px;margin:0 auto;overflow:visible}
.cp-sticla{fill:var(--sky-tint);opacity:.45}
.cp-apa{fill:var(--sky);opacity:.78}
.cp-sup{fill:var(--card);opacity:.45}
.cp-contur{fill:none;stroke:var(--ink);stroke-width:3;stroke-linejoin:round;stroke-linecap:round}
.cp-tor{fill:none;stroke:var(--ink);stroke-width:4;stroke-linecap:round}
.cp-tor.fin{stroke-width:2.5;stroke:var(--muted)}
.cp-dop{fill:var(--berry)}
.cp-lg{stroke:var(--ink);stroke-width:4;stroke-linecap:round}
.cp-tk{stroke:var(--ink);stroke-width:2}
.cp-tk.mic{stroke:var(--muted);stroke-width:1.5}
.cp-et{fill:var(--ink);font-weight:800;dominant-baseline:middle;font-family:Nunito,system-ui,sans-serif}
.cp-et.st{fill:var(--berry)}
.cp-nume{fill:var(--muted);font-weight:800;font-family:Nunito,system-ui,sans-serif}
.cp-tinta line{stroke:var(--berry);stroke-width:3;stroke-dasharray:7 5}
.cp-tinta text{fill:var(--berry);font-weight:900;dominant-baseline:middle;font-family:Nunito,system-ui,sans-serif}
/* nivelul apei urcă sau coboară lin; jetul apare doar cât se toarnă */
.cp-niv{transition:transform .9s ease-in-out .3s}
.cp-v{transform-box:view-box}
.cp-v.incl{animation:cp-incl 1.5s ease-in-out}
.cp-v.ascuns{opacity:0}
.cp-v.ascuns.incl{animation:cp-incl-a 1.5s ease-in-out}
.cp-v.incl .cp-niv.gol{animation:cp-gol 1.5s ease-in-out}
.cp-jet{fill:none;stroke:var(--sky);stroke-width:6;stroke-linecap:round;opacity:0;stroke-dasharray:10 5}
.cp-jet.curge{animation:cp-jet 1.5s ease-in-out}
@keyframes cp-incl{0%,100%{transform:none}25%,72%{transform:rotate(var(--r,30deg))}}
@keyframes cp-incl-a{0%{opacity:0;transform:none}12%{opacity:1;transform:none}30%,70%{opacity:1;transform:rotate(var(--r,30deg))}90%{opacity:1;transform:none}100%{opacity:0;transform:none}}
@keyframes cp-gol{0%,25%{transform:translateY(0)}72%{transform:translateY(var(--H))}100%{transform:translateY(var(--H))}}
@keyframes cp-jet{0%,22%{opacity:0;stroke-dashoffset:0}30%,70%{opacity:.9}78%,100%{opacity:0;stroke-dashoffset:-60}}
.cp-cap{margin:6px 0 0;text-align:center;font-weight:800;font-size:calc(16px * var(--fs));color:var(--ink);min-height:2.6em;line-height:1.3}
/* fără animații: starea completă, fără tranziții */
.cp-anim.static .cp-niv{transition:none}
.cp-anim.static .cp-jet,.cp-anim.static .cp-v{animation:none!important}
html.a-still .cp-niv{transition:none}
html.a-still .cp-v,html.a-still .cp-jet,html.a-still .cp-niv{animation:none!important}

/* ---------- stația 3: repere ---------- */
.rp{display:grid;gap:6px}
.rp-r{display:flex;align-items:center;gap:12px;padding:4px 12px;border-radius:12px;background:var(--sky-tint);min-height:calc(44px * var(--fs))}
.rp-e{flex:0 0 46px;height:40px;display:flex;align-items:center;justify-content:center;font-size:calc(28px * var(--fs))}
.rp-e .cp-mini{height:40px;width:auto}
.rp-n{flex:1;font-size:calc(17px * var(--fs))}
.rp-r b{font-size:calc(19px * var(--fs));color:var(--berry);white-space:nowrap}
.rp-not{margin:4px 0 0;text-align:center;color:var(--muted);font-size:calc(14px * var(--fs))}

/* ---------- stația 4: familia litrului ---------- */
.fm-r{display:flex;align-items:center;justify-content:center;gap:4px}
.fm-u{flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;height:calc(64px * var(--fs));border-radius:12px;border:3px solid var(--line);font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(24px * var(--fs));line-height:1}
.fm-u small{font-family:Nunito,system-ui,sans-serif;font-size:calc(10px * var(--fs));color:var(--muted);margin-top:4px}
.fm-u.s{background:var(--sky-tint);border-color:var(--sky)}
.fm-u.l{background:var(--sun);border-color:var(--sun-edge);color:var(--on-sun);transform:scale(1.08)}
.fm-u.l small{color:var(--on-sun)}
.fm-u.m{background:var(--leaf-tint);border-color:var(--leaf)}
.fm-x{flex:0 0 auto;font-size:calc(12px * var(--fs));color:var(--berry)}
.fm-b{display:flex;gap:10px;margin:10px 0 4px}
.fm-br{flex:1;text-align:center;border-top:3px solid;padding-top:4px;font-size:calc(14px * var(--fs))}
.fm-br.s{border-color:var(--sky);color:var(--sky)}
.fm-br.m{border-color:var(--leaf);color:var(--leaf-deep)}
.fm-ec{margin:8px 0 0;text-align:center;font-size:calc(21px * var(--fs))}
.fm-ec b{color:var(--berry)}

/* ---------- stația 5: înmulțim / împărțim ---------- */
.im-t{margin:0 0 6px;font-size:calc(17px * var(--fs));color:var(--muted)}
.im-t b{color:var(--leaf-deep)}
.im-t.mic{margin-top:12px}
.im-r{display:grid;grid-template-columns:5.2em 1fr 5.6em;align-items:center;gap:8px;margin:6px 0;font-size:calc(21px * var(--fs))}
.im-r span{background:var(--sky-tint);border-radius:10px;padding:2px 8px;text-align:center}
.im-r i{font-style:normal;color:var(--muted);font-size:calc(16px * var(--fs));text-align:center}
.im-r b{background:var(--leaf-tint);color:var(--leaf-deep);border-radius:10px;padding:2px 8px;text-align:center}
.im-r.inv b{background:var(--sun-tint);color:var(--sun-ink)}

/* ---------- stația 9: comparații ---------- */
.cm{display:grid;gap:10px}
.cm-r{display:grid;grid-template-columns:1fr 2.2em 1fr;align-items:center;gap:8px;font-size:calc(21px * var(--fs))}
.cm-r span{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:calc(56px * var(--fs));background:var(--sky-tint);border-radius:12px;padding:4px 8px;text-align:center;line-height:1.15}
.cm-r small{font-size:calc(14px * var(--fs));color:var(--leaf-deep)}
.cm-r b{font-family:"Baloo 2",system-ui,sans-serif;font-size:calc(32px * var(--fs));color:var(--berry);text-align:center}

/* ---------- stația 12: modelul-bandă ---------- */
.bd-t{margin:0 0 10px;font-size:calc(19px * var(--fs));text-align:center}
.bd-b{display:flex;border:3px solid var(--ink);border-radius:10px;overflow:hidden}
.bd-p{flex:1;display:flex;align-items:center;justify-content:center;height:calc(46px * var(--fs));background:var(--sky-tint);border-right:2px solid var(--ink);font-size:calc(14px * var(--fs))}
.bd-p:last-child{border-right:0}
.bd-p.turnat{background:var(--sun);color:var(--on-sun)}
.bd-l{display:flex;gap:8px;margin-top:8px}
.bd-x{flex:1;text-align:center;border-radius:10px;padding:6px;font-size:calc(15px * var(--fs))}
.bd-x.t{flex:3;background:var(--sun-tint);color:var(--sun-ink)}
.bd-x.r{flex:5;background:var(--leaf-tint);color:var(--leaf-deep)}
.bd-not{margin:10px 0 0;text-align:center;color:var(--muted);font-size:calc(14px * var(--fs))}

/* ---------- laborator: toarnă până la semn ---------- */
.tr-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))}
.tr-tinta{color:var(--ink);font-size:calc(17px * var(--fs))}
.tr-tinta b{color:var(--berry)}
.chips.tr-unelte{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:10px}
.tr-u{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:calc(96px * var(--fs));padding:6px 4px;border:3px solid var(--stripe);border-radius:16px;background:var(--card);color:var(--ink);box-shadow:0 5px 0 var(--stripe);cursor:pointer;font:inherit;font-weight:800;transition:transform .12s}
.tr-u:hover{transform:translateY(-2px)}
.tr-u:active{transform:translateY(3px);box-shadow:0 2px 0 var(--stripe)}
.tr-u:disabled{opacity:.5;transform:none;cursor:default}
.tr-e{font-size:calc(30px * var(--fs));line-height:1.1}
.tr-u b{font-size:calc(18px * var(--fs));color:var(--sky)}
.tr-u small{font-size:calc(13px * var(--fs));color:var(--muted)}
.tr-sum{margin:10px 0 0;min-height:2.8em;text-align:center;font-weight:800;color:var(--ink);font-size:calc(17px * var(--fs));line-height:1.35}
.tr-sum b{color:var(--sky)}
.tr-sum small{color:var(--leaf-deep)}
.tr-det{display:block;font-size:calc(13px * var(--fs));color:var(--muted)}
.tr-act,.rf-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)}
.tr-act .verif,.rf-act .verif{margin-left:auto}
.tr-act .verif:disabled,.rf-act .verif:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
html.flow .lesson .work:has(.cp-live),html.flow .lesson .work:has(.rf-raft){order:-1}

/* ---------- laborator: raftul cu sticle ---------- */
.rf-dir{margin:0 0 8px;font-weight:800;font-size:calc(16px * var(--fs));color:var(--ink);text-align:center}
.rf-dir b{color:var(--berry)}
.chips.rf-prod{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.rf-p{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:2px;min-height:calc(150px * var(--fs));padding:6px 4px 8px;border:3px solid var(--stripe);border-radius:16px;background:var(--card);color:var(--ink);box-shadow:0 5px 0 var(--stripe);cursor:pointer;font:inherit;font-weight:800;transition:transform .12s}
.rf-p:hover{transform:translateY(-2px)}
.rf-p .cp-mini{width:54px;height:74px}
.rf-p .rf-n{font-size:calc(13px * var(--fs));text-align:center;line-height:1.15}
.rf-p .rf-m{font-size:calc(16px * var(--fs));color:var(--sky);text-align:center;line-height:1.15;overflow-wrap:anywhere}
.rf-p .rf-nr{position:absolute;top:4px;right:4px;width:26px;height:26px;border-radius:50%;display:none;align-items:center;justify-content:center;background:var(--berry);color:var(--card);font-weight:900}
.rf-p.ales{border-color:var(--berry);background:var(--berry-tint);box-shadow:0 5px 0 var(--berry);transform:translateY(-3px)}
.rf-p.ales .rf-nr{display:flex}
.rf-p:disabled{cursor:default;transform:none}
.cp-mini-f{fill:var(--sky-tint);stroke:var(--ink);stroke-width:2.5;stroke-linejoin:round}
.cp-mini-f.cutie{fill:var(--sun-tint)}
.cp-mini-f.doza{fill:var(--berry-tint)}
.cp-mini-f.bidon{fill:var(--leaf-tint)}
.rf-h{margin:0 0 8px;font-size:calc(18px * var(--fs));text-align:center}
.rf-sloturi{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.rf-s{display:flex;align-items:center;gap:10px;min-height:calc(58px * var(--fs));padding:2px 12px;border:3px dashed var(--line);border-radius:12px;font-size:calc(15px * var(--fs))}
.rf-s .rf-k{flex:0 0 auto;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--line);color:var(--ink)}
.rf-s .cp-mini{flex:0 0 auto;width:34px;height:46px}
.rf-s .rf-sn{display:flex;flex-direction:column;line-height:1.15;min-width:6.5em}
.rf-s .rf-sn b{color:var(--sky)}
.rf-s .rf-gol-t{color:var(--muted);font-weight:700}
.rf-s.plin{border-style:solid;border-color:var(--sky);background:var(--sky-tint)}
.rf-s.plin .rf-k{background:var(--berry);color:var(--card)}
.rf-s.nou{animation:cp-pop .3s ease-out}
.rf-s.bun{border-color:var(--leaf);background:var(--leaf-tint)}
.rf-bara{flex:1;display:flex;align-items:center;gap:6px;min-width:0}
.rf-tr{flex:1;min-width:0;height:14px;border-radius:99px;background:var(--card)}
.rf-bara i{display:block;height:100%;border-radius:99px;background:var(--sky);transform-origin:left center;animation:cp-creste .8s ease-out both}
.rf-bara small{flex:0 0 4.6em;text-align:right;white-space:nowrap;color:var(--leaf-deep);font-size:calc(13px * var(--fs))}
@keyframes cp-pop{0%{transform:scale(.6)}70%{transform:scale(1.08)}100%{transform:none}}
@keyframes cp-creste{from{transform:scaleX(0)}to{transform:none}}

/* ---------- 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:cp-pop .4s ease-out}
.an-q{font-size:calc(26px * var(--fs));font-weight:800;margin:14px 0;color:var(--ink);text-align:center;line-height:1.3}
.an-q .gol{display:inline-block;min-width:2.6em;border-bottom:3px dashed var(--leaf);text-align:center;color:var(--muted)}
.an-q .gol.semn{min-width:1.6em}
.an-q .gol.plin{border-bottom-style:solid;color:var(--leaf-deep);animation:cp-pop .35s}
.an-var{justify-content:center}
.an-var .chip{font-size:calc(20px * var(--fs));min-width:5.2em;justify-content:center}
.an-var.semne .chip{min-width:3em;font-size:calc(26px * 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:cp-pop .5s}

/* mișcare redusă (sistem): animațiile se opresc; scenele animate sunt oprite din js/aplicatie.js */
@media (prefers-reduced-motion: reduce){
  .cp-niv{transition:none!important}
  .cp-v,.cp-jet,.cp-niv,.rf-s.nou,.rf-bara i,.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}