/* LEDs · Grafite — base igual às ferramentas app.isgrafite.com (precos/assets/app.css) */
:root{
  --grafite:#434142; --ciano:#009ADA; --ciano-esc:#007FB5;
  --papel:#F7F7F5; --branco:#FFFFFF; --linha:#E2E2DF; --cinza:#7C7A7B;
  --alerta:#C2412D; --verde:#2E7D32;
}
*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%}
body{font:400 16px/1.45 "DM Sans",system-ui,sans-serif;color:var(--grafite);
  min-height:100dvh;background:var(--papel)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--ciano);outline-offset:2px}
[hidden]{display:none!important}
a{color:var(--ciano-esc)}
.num{font-variant-numeric:tabular-nums}

/* ---------- topo ---------- */
.topo{position:sticky;top:0;z-index:5;background:var(--branco);
  border-bottom:1px solid var(--linha);padding-top:env(safe-area-inset-top)}
.topo .in{max-width:900px;margin:0 auto;display:grid;
  grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;padding:10px 16px;height:60px}
.topo .marca{grid-column:2;display:flex;background:none;border:0;padding:0;cursor:pointer}
.topo .marca .logo{height:34px;width:auto;display:block}
.voltar{grid-column:1;justify-self:start;display:flex;align-items:center;gap:4px;
  border:0;background:none;padding:10px 12px 10px 4px;font-weight:500;font-size:16px;
  cursor:pointer;color:var(--grafite);text-decoration:none}
.voltar:hover{color:var(--ciano-esc)}
.topo .fora{grid-column:3;justify-self:end;color:var(--cinza);font-size:14px;
  text-decoration:none;padding:10px 4px}
.topo .fora:hover{color:var(--ciano-esc)}

.nav{background:var(--branco);border-bottom:1px solid var(--linha)}
.nav .in{max-width:900px;margin:0 auto;display:flex;gap:2px;padding:0 12px;overflow-x:auto}
.nav a{border:0;background:none;padding:11px 14px;font-weight:500;font-size:15px;
  cursor:pointer;border-bottom:2px solid transparent;color:var(--grafite);
  text-decoration:none;white-space:nowrap}
.nav a:hover{color:var(--ciano-esc)}
.nav a.on{border-color:var(--ciano);color:var(--ciano-esc)}

.wrap{max-width:900px;margin:0 auto;padding:18px 16px calc(40px + env(safe-area-inset-bottom))}
footer{max-width:900px;margin:0 auto;padding:0 16px 32px;color:var(--cinza);font-size:13px}

/* ---------- tipografia ---------- */
h1{font-weight:300;font-size:clamp(26px,5vw,40px);line-height:1.1;letter-spacing:-.02em}
h2{font-weight:500;font-size:17px;margin:24px 0 10px}
.sub{color:var(--cinza);margin-top:5px;max-width:56ch;font-size:14px}
.cab{display:flex;align-items:end;justify-content:space-between;gap:14px;
  margin-bottom:18px;flex-wrap:wrap}

/* ---------- campos ---------- */
label{display:grid;gap:4px;margin-bottom:12px}
label .txt{font-weight:500;font-size:13px}
input[type=text],input[type=number],input[type=search],input[type=date],input[type=password],
select,textarea{width:100%;padding:8px 10px;border:1px solid var(--linha);border-radius:0;
  background:var(--branco);font-size:15px;appearance:none}
select{background:var(--branco) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23434142' fill='none' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 10px center;padding-right:28px}
input:focus,select:focus,textarea:focus{border-color:var(--ciano);outline:none;
  box-shadow:inset 0 0 0 1px var(--ciano)}
input::placeholder{color:#B4B2B3}
.grelha{display:grid;grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));gap:0 12px}
.grelha .largo{grid-column:1/-1}
.painel{background:var(--branco);box-shadow:inset 0 0 0 1px var(--linha);padding:14px 16px}

/* ---------- botões ---------- */
.acao{padding:11px 18px;border:0;background:var(--ciano);color:#fff;
  font-weight:500;font-size:15px;cursor:pointer;text-decoration:none;display:inline-block;
  text-align:center}
.acao:hover{background:var(--ciano-esc)}
.acao:disabled{opacity:.5;cursor:default}
.sec{padding:10px 16px;border:0;box-shadow:inset 0 0 0 1px var(--grafite);
  background:var(--branco);font-weight:500;font-size:15px;cursor:pointer;text-decoration:none;
  color:var(--grafite);display:inline-block;text-align:center}
.sec:hover{box-shadow:inset 0 0 0 2px var(--grafite)}
.mini{padding:8px 12px;border:0;box-shadow:inset 0 0 0 1px var(--linha);
  background:var(--branco);font-size:14px;font-weight:500;cursor:pointer;
  text-decoration:none;color:var(--grafite)}
.mini:hover{box-shadow:inset 0 0 0 1px var(--grafite)}
.perigo{color:var(--alerta);box-shadow:inset 0 0 0 1px #E7CFCA}
.perigo:hover{background:var(--alerta);color:#fff;box-shadow:none}
.acoes{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:4px}
.acoes .dir{margin-left:auto}

/* ---------- barra de procura e filtros ---------- */
.barra{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:18px}
.barra .cresce{flex:1 1 15rem}
.barra label{margin:0}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.chips a{padding:7px 12px;border:1px solid var(--linha);background:var(--branco);
  font-weight:500;font-size:14px;cursor:pointer;text-decoration:none;color:var(--grafite)}
.chips a.on{border-color:var(--ciano);background:var(--ciano);color:#fff}
.chips a .n{color:var(--cinza);font-size:13px;margin-left:6px}
.chips a.on .n{color:#D6EEFA}

/* ---------- listas ---------- */
.lista{display:grid;gap:6px}
.item{display:grid;grid-template-columns:1fr auto;gap:2px 16px;width:100%;padding:10px 14px;
  border:0;background:var(--branco);box-shadow:inset 0 0 0 1px var(--linha);
  text-align:left;text-decoration:none;color:inherit}
.item:hover{box-shadow:inset 0 0 0 2px var(--grafite)}
.item .cod{font-size:12px;color:var(--cinza)}
.item .nome{font-weight:500;font-size:15px;line-height:1.3}
.item .meta{font-size:12.5px;color:var(--cinza);line-height:1.35}
.item .val{text-align:right;white-space:nowrap}
.item .val b{display:block;font-weight:400;font-size:20px;line-height:1.1;font-variant-numeric:tabular-nums}
.item .val small{font-size:12px;color:var(--cinza)}
.item .val .m2{display:block;font-size:12px;color:var(--cinza);margin-top:2px}
.item .val .alerta{color:var(--alerta)}
.item.sem-preco .val b{font-size:14px;font-weight:400;color:var(--cinza)}

.vazio{background:var(--branco);box-shadow:inset 0 0 0 1px var(--linha);
  padding:48px 24px;text-align:center;color:var(--cinza)}
.vazio p{margin-bottom:18px}

/* ---------- tabelas ---------- */
.rolar{overflow-x:auto;background:var(--branco);box-shadow:inset 0 0 0 1px var(--linha)}
table{width:100%;border-collapse:collapse}
th,td{padding:8px 12px;text-align:left;border-bottom:1px solid var(--linha);font-size:14px}
th{font-weight:500;color:var(--cinza);font-size:13px}
tbody tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
tr.vigor td{background:#F0FAFE}
tfoot td{font-weight:700;border-top:2px solid var(--grafite);border-bottom:0}
table input{padding:9px}

/* ---------- avisos ---------- */
.flash{background:#EAF6FC;box-shadow:inset 0 0 0 1px #BFE4F6;color:#08587D;
  padding:12px 16px;margin-bottom:20px;font-size:15px}
.flash.mau{background:#FBEDEA;box-shadow:inset 0 0 0 1px #EFCFC8;color:#8E2D1C}
.flash.aviso{background:#FFF8E8;box-shadow:inset 0 0 0 1px #F0DFB4;color:#7A5B12}
.etq{display:inline-block;background:var(--ciano);color:#fff;font-size:11px;
  font-weight:500;padding:2px 7px;margin-left:6px;vertical-align:middle}
.etq.barato{background:var(--verde)}
.leve{color:var(--cinza);font-size:14px;font-weight:400}

/* ---------- calculadora ---------- */
.calc{display:grid;gap:20px;align-items:start}
@media (min-width:860px){.calc{grid-template-columns:1fr 20rem}}
.resultado{background:var(--branco);box-shadow:inset 0 0 0 1px var(--linha);padding:20px;
  position:sticky;top:76px}
.res-linha{display:flex;justify-content:space-between;gap:12px;padding:7px 0;font-size:15px}
.res-linha span{color:var(--cinza)}
.res-linha b{font-weight:500;font-variant-numeric:tabular-nums}
.res-sep{border-top:1px solid var(--linha);margin:10px 0}
.res-custo{border-top:1px solid var(--grafite);margin-top:10px;padding-top:12px}
.res-custo .res-linha b{font-weight:700}
.res-final{background:var(--grafite);color:#fff;margin:16px -20px -20px;padding:18px 20px}
.res-final .rot{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:#C9C8C8}
.res-final .n{display:block;font-weight:300;font-size:34px;line-height:1.05;
  letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin-top:2px}
.res-final .com-iva{display:block;color:#C9C8C8;font-size:12.5px;margin-top:6px;
  padding-top:6px;border-top:1px solid rgba(255,255,255,.18)}
.res-final .com-iva.leve2{border-top:0;margin-top:2px;padding-top:0;color:#A5A4A4;font-size:11.5px}
.metricas{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0 6px}
.metricas strong{display:block;font-weight:300;font-size:26px;line-height:1;
  font-variant-numeric:tabular-nums}
.metricas span{color:var(--cinza);font-size:13px}

@media (max-width:640px){
  .topo .marca .logo{height:26px}
  .wrap{padding:18px 14px 44px}
  .item{grid-template-columns:1fr}
  .item .val{text-align:left}
  .item .val b{display:inline;font-size:18px}
  .item .val .m2{display:inline;margin-left:8px}
  .resultado{position:static}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

.ficha{display:grid;gap:0}
.ficha-linha{display:grid;grid-template-columns:8rem 1fr;gap:16px;padding:11px 0;
  border-bottom:1px solid var(--linha)}
.ficha-linha:last-child{border-bottom:0}
.ficha-linha span{color:var(--cinza);font-size:14px}
@media (max-width:520px){.ficha-linha{grid-template-columns:1fr;gap:2px}}

/* ---------- preços de um material ---------- */
.precos{display:grid;gap:10px}
.preco{background:var(--branco);box-shadow:inset 0 0 0 1px var(--linha);padding:10px 14px}
.preco.em-uso{box-shadow:inset 0 0 0 2px var(--ciano);background:#F6FCFF}
.p-topo{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap}
.p-forn{font-weight:500;font-size:15px}
.p-meta{font-size:14px;color:var(--cinza);margin-top:2px}
.p-valor{text-align:right;white-space:nowrap}
.p-valor b{display:block;font-weight:400;font-size:21px;line-height:1.1;font-variant-numeric:tabular-nums}
.p-valor small{color:var(--cinza);font-size:13px}
.p-valor .eq{display:block;color:var(--cinza);font-size:13px;margin-top:3px}
.p-nota{margin-top:10px;padding-top:10px;border-top:1px solid var(--linha);
  font-size:14px;color:var(--grafite);max-width:62ch}
.p-acoes{display:flex;gap:8px;margin-top:12px}
@media (max-width:560px){
  .p-valor{text-align:left}
  .p-valor b{display:inline;font-size:24px}
  .p-valor .eq{display:inline;margin-left:8px}
}

.obrig{font-weight:400;font-style:normal;font-size:11px;letter-spacing:.06em;
  text-transform:uppercase;color:var(--alerta);margin-left:6px}
.pendentes{margin-top:16px;background:#FFF8E8;box-shadow:inset 0 0 0 1px #F0DFB4;padding:12px 14px}
.pendentes .k{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#7A5B12;margin-bottom:6px}
.pendentes ul{margin:0;padding-left:18px;font-size:14px;color:#7A5B12}
.pronto{margin-top:16px;font-size:14px;color:var(--verde)}
.mini:disabled{opacity:.45;cursor:default}
.topo .fora-links{grid-column:3;justify-self:end;display:flex;gap:12px;align-items:center}
.sem-calculo{background:#FBEDEA;box-shadow:inset 0 0 0 1px #EFCFC8;color:#8E2D1C;
  padding:10px 12px;font-size:13px;margin-bottom:14px}

@media (max-width:640px){
  input[type=text],input[type=number],input[type=search],input[type=date],
  input[type=password],select,textarea{font-size:16px;padding:9px 11px}
}
.res-linha b{white-space:nowrap}
.res-linha span{min-width:0}

/* =====================================================================
   Acrescentos da ferramenta de LEDs (mesma linguagem)
   ===================================================================== */

/* ---------- entrada (igual ao portal) ---------- */
body.entrada{background:var(--ciano);color:#fff;display:flex;align-items:center;justify-content:center}
.entrada main{width:min(22rem,86vw);text-align:center}
.entrada .logo-in{display:flex;justify-content:center;margin-bottom:3.25rem}
.entrada .logo-in img{width:min(15rem,62vw);height:auto;display:block}
.entrada form{display:grid;gap:1.1rem}
.entrada .linha-in{display:flex;align-items:center;gap:.5rem;border-bottom:2px solid rgba(255,255,255,.45);
  padding-bottom:.5rem;transition:border-color .15s}
.entrada .linha-in:focus-within{border-bottom-color:#fff}
.entrada form.errado .linha-in{border-bottom-color:#ffd2cd}
.entrada input{flex:1;background:none;border:0;color:#fff;font:inherit;font-size:1.05rem;
  padding:.4rem .1rem;letter-spacing:.06em;min-width:0;box-shadow:none}
.entrada input:focus{outline:none;box-shadow:none}
.entrada input::placeholder{color:rgba(255,255,255,.6);letter-spacing:0}
.entrada button{background:none;border:0;color:#fff;cursor:pointer;padding:.35rem;border-radius:50%;
  display:flex;opacity:.75;transition:opacity .15s,transform .15s}
.entrada button:hover{opacity:1;transform:translateX(2px)}
.entrada button:focus-visible{outline:2px solid #fff;outline-offset:2px}
.entrada .erro{margin-top:1rem;font-size:.88rem;color:#ffe3e0}
.entrada .nome-app{margin:-2.25rem 0 2.5rem;font-size:.9rem;color:#E3F4FC;letter-spacing:.02em}
.entrada .txt-claro{color:#E3F4FC;font-size:.9rem;margin-bottom:1.5rem;text-align:left}
.entrada .entrar{justify-self:stretch;margin-top:.6rem;padding:13px;border-radius:0;background:#fff;color:var(--ciano-esc);
  font-weight:500;opacity:1;justify-content:center}
.entrada .entrar:hover{transform:none;background:#E3F4FC}

/* ---------- topo: conta à direita ---------- */
.topo .conta{grid-column:3;justify-self:end;display:flex;gap:14px;align-items:center;font-size:14px}
.topo .conta .quem{color:var(--cinza)}
.topo .conta a,.topo .conta button{color:var(--cinza);text-decoration:none;background:none;border:0;padding:10px 0;cursor:pointer;font-size:14px}
.topo .conta a:hover,.topo .conta button:hover{color:var(--ciano-esc)}
.nav .in .dir{margin-left:auto}
@media (max-width:640px){.topo .conta .quem{display:none}}

/* ---------- larguras ---------- */
.wrap.largo,.topo.largo .in,.nav.largo .in,footer.largo{max-width:1440px}

/* ---------- pormenores de formulário ---------- */
label.check{display:flex;gap:10px;align-items:center;margin:4px 0 12px;cursor:pointer;font-size:15px}
label.check input{width:18px;height:18px;accent-color:var(--ciano);margin:0;flex:none}
.comUnid{position:relative;display:block}
.comUnid input{padding-right:42px}
.comUnid i{position:absolute;right:10px;top:50%;transform:translateY(-50%);font-style:normal;color:var(--cinza);font-size:13px;pointer-events:none}
label small,.campo small{color:var(--cinza);font-size:12.5px;font-weight:400}
input:disabled,select:disabled{background:var(--papel);color:var(--cinza)}
.chips button{padding:7px 12px;border:1px solid var(--linha);background:var(--branco);
  font-weight:500;font-size:14px;cursor:pointer;color:var(--grafite)}
.chips button.on,.chips button[aria-pressed=true]{border-color:var(--ciano);background:var(--ciano);color:#fff}
.chips.sem-margem{margin:0}
.painel h2:first-child{margin-top:0}
.painel + .painel{margin-top:12px}
.secao{margin-top:22px}
.ia-ler{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.ia-ler p{flex:1;min-width:14rem;font-size:14px;margin:0}
.preenchido{background:#F0FAFE!important;border-color:#BFE4F6!important}
.etq.cinza{background:var(--linha);color:var(--grafite)}
.etq.alerta{background:var(--alerta)}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));transform:translateX(-50%);
  z-index:50;margin:0;max-width:calc(100% - 32px);box-shadow:0 0 0 1px #BFE4F6,0 8px 24px rgba(67,65,66,.12)}
.toast.mau{box-shadow:0 0 0 1px #EFCFC8,0 8px 24px rgba(67,65,66,.12)}

/* ---------- editor de projeto ---------- */
.ed{display:grid;gap:18px;align-items:start}
@media (min-width:1000px){.ed{grid-template-columns:19rem minmax(0,1fr)}
  .ed-lado{position:sticky;top:76px;max-height:calc(100dvh - 92px);overflow-y:auto;padding-bottom:4px}}
.ed-lado .painel{padding:14px 16px 4px}
.ed-lado h2{font-size:15px;margin:0 0 10px}
.ed-lado .botoes{display:grid;gap:8px;padding:14px 16px}
.ed-lado .botoes .acao{width:100%}
.ed-lado .estado{font-size:13px;color:var(--cinza);min-height:1.2em}
.ed-lado .estado.mau{color:var(--alerta)}
.ficheiro{display:flex;gap:10px;align-items:center;margin-bottom:12px}
.ficheiro span{font-size:13px;color:var(--cinza);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0}
.specs{font-size:13px;color:var(--cinza);margin:-4px 0 12px;line-height:1.5}
.palco{background:var(--branco);box-shadow:inset 0 0 0 1px var(--linha)}
.ferr{display:flex;gap:10px 16px;align-items:center;flex-wrap:wrap;padding:10px 12px;border-bottom:1px solid var(--linha)}
.ferr label.check{margin:0;font-size:14px}
.ferr .cresce{flex:1}
.legenda{display:flex;gap:6px 14px;flex-wrap:wrap;font-size:13px;color:var(--cinza);align-items:center}
.legenda i{display:inline-block;width:16px;height:3px;vertical-align:middle;margin-right:6px}
.tela{position:relative;height:min(62vh,640px);min-height:360px;overflow:hidden;touch-action:none}
.tela svg{width:100%;height:100%;display:block;user-select:none;-webkit-user-select:none}
.tela.modo-adicionar{cursor:crosshair}
.tela.modo-apagar svg rect[data-i]{cursor:pointer}
.tela.modo-mover svg rect[data-i]{cursor:grab}
.tela .dica{position:absolute;left:12px;bottom:10px;font-size:13px;color:var(--cinza);pointer-events:none;
  background:rgba(255,255,255,.9);padding:2px 6px}
.tela .ocupado{position:absolute;inset:0;display:grid;place-items:center;background:rgba(255,255,255,.8);font-weight:500}
.ed-res{margin-top:18px}
.por-letra{display:flex;flex-wrap:wrap;gap:6px}
.por-letra div{background:var(--branco);box-shadow:inset 0 0 0 1px var(--linha);padding:8px 12px;min-width:4.25rem;text-align:center}
.por-letra b{display:block;font-weight:300;font-size:24px;line-height:1.05;font-variant-numeric:tabular-nums}
.por-letra span{font-size:12px;color:var(--cinza)}
.cor{display:inline-block;width:10px;height:10px;margin-right:8px;vertical-align:-1px}
details.cadeias summary{cursor:pointer;font-weight:500;font-size:15px;margin:22px 0 10px;color:var(--grafite)}
.metricas.quatro{grid-template-columns:repeat(4,1fr)}
@media (max-width:640px){.metricas.quatro{grid-template-columns:repeat(2,1fr)}}

/* ---------- calculadora de transformadores ---------- */
.linhas-led{display:grid;gap:8px}
.linha-led{display:grid;grid-template-columns:minmax(12rem,1fr) 7rem 7rem 5.5rem 2.5rem;gap:10px;align-items:end}
.linha-led label{margin:0}
.linha-led .tirar{height:38px;border:0;background:none;color:var(--cinza);font-size:22px;cursor:pointer}
.linha-led .tirar:hover{color:var(--alerta)}
@media (max-width:640px){.linha-led{grid-template-columns:1fr 1fr;padding-bottom:10px;border-bottom:1px solid var(--linha)}
  .linha-led label:first-child{grid-column:1/-1}}
.res-final .sob{display:block;color:#C9C8C8;font-size:12.5px;margin-top:6px}
.lbl{display:grid;gap:4px;margin-bottom:12px}
.lbl .txt{font-weight:500;font-size:13px}
label,.lbl{align-content:start}