/* Portal de Impressão Embarcada — tokens do DESIGN_SYSTEM.md adaptados a CSS puro.
   Dark-first com modo claro; acento do módulo: cyan (#06b6d4). */

:root {
  --acento: #06b6d4;
  --verde: #22c55e;
  --ambar: #f59e0b;
  --vermelho: #ef4444;
  --violeta: #a855f7;

  --bg-pagina: #070c1a;
  --bg-sidebar: #0b1120;
  --bg-card: #0d1729;
  --bg-card2: #111f35;
  --borda: rgba(255,255,255,0.07);
  --borda-suave: rgba(255,255,255,0.04);
  --texto: #f1f5f9;
  --texto-muted: #94a3b8;
  --texto-faint: #475569;
  --sidebar-ativo: rgba(6,182,212,0.16);
}
[data-tema="claro"] {
  --bg-pagina: #f0f4ff;
  --bg-sidebar: #ffffff;
  --bg-card: #ffffff;
  --bg-card2: #f8fafc;
  --borda: rgba(15,23,42,0.09);
  --borda-suave: rgba(15,23,42,0.05);
  --texto: #0f172a;
  --texto-muted: #64748b;
  --texto-faint: #94a3b8;
  --sidebar-ativo: rgba(6,182,212,0.1);
}

* { box-sizing: border-box; margin: 0; }
body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--bg-pagina); color: var(--texto);
  height: 100vh; overflow: hidden; font-size: 14px;
}

/* ---------- Login ---------- */
#telaLogin {
  display: flex; height: 100vh; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at 30% 20%, rgba(6,182,212,0.12), transparent 50%), var(--bg-pagina);
}
#telaLogin form {
  background: var(--bg-card); border: 1px solid var(--borda); border-radius: 20px;
  padding: 2.2rem; display: grid; gap: .9rem; width: 21rem; text-align: center;
  position: relative; overflow: hidden;
}
#telaLogin form::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--acento), transparent);
}
#telaLogin .logo { font-size: 2.4rem; }
#telaLogin strong { font-size: 1.1rem; }
#telaLogin .marca { color: var(--texto-muted); font-size: .75rem; letter-spacing: .15em; }

/* ---------- Shell ---------- */
#telaApp { display: none; height: 100vh; flex-direction: column; }
.shell { display: flex; flex: 1; overflow: hidden; }

.sidebar {
  width: 210px; background: var(--bg-sidebar); border-right: 1px solid var(--borda-suave);
  display: flex; flex-direction: column; padding: 1rem .6rem; gap: .15rem; flex-shrink: 0;
}
.sidebar .titulo {
  display: flex; align-items: center; gap: .5rem; padding: 0 .6rem .9rem;
  font-weight: 700; font-size: .95rem;
}
.sidebar .titulo .cubo {
  width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--acento), #0369a1); font-size: 1rem;
}
.sidebar .secao {
  text-transform: uppercase; font-size: .65rem; letter-spacing: .12em;
  color: var(--texto-faint); padding: .8rem .6rem .3rem; font-weight: 600;
}
.sidebar a {
  display: flex; align-items: center; gap: .55rem; padding: .5rem .6rem;
  border-radius: 9px; color: var(--texto-muted); text-decoration: none;
  border-left: 3px solid transparent; font-weight: 500;
}
.sidebar a:hover { background: var(--borda-suave); }
.sidebar a.ativo { background: var(--sidebar-ativo); color: var(--texto); border-left-color: var(--acento); }

.topbar {
  height: 52px; display: flex; align-items: center; gap: .8rem; padding: 0 1.2rem;
  border-bottom: 1px solid var(--borda-suave); background: var(--bg-sidebar); flex-shrink: 0;
}
.topbar .caminho { font-weight: 600; }
.topbar .caminho small { color: var(--acento); }
.topbar .usuario { margin-left: auto; color: var(--texto-muted); font-size: .8rem; text-align: right; }
.topbar button { flex-shrink: 0; }

.conteudo { flex: 1; overflow: auto; padding: 1.3rem; }
.pagina { display: none; max-width: 72rem; margin: 0 auto; }
.pagina.ativa { display: block; }

/* ---------- Cartões e KPIs ---------- */
.cartao {
  background: var(--bg-card); border: 1px solid var(--borda); border-radius: 16px;
  padding: 1rem 1.1rem; position: relative; overflow: hidden; margin-bottom: 1rem;
}
.cartao::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cor-acento, var(--acento)), transparent);
}
.cartao > h2 {
  font-size: .85rem; display: flex; align-items: center; gap: .45rem; margin-bottom: .8rem;
}
.cartao > h2 .direita { margin-left: auto; font-size: .75rem; color: var(--texto-faint); font-weight: 400; }

.grade-kpi { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .8rem; margin-bottom: 1rem; }
.kpi {
  background: var(--bg-card); border: 1px solid var(--borda); border-radius: 16px;
  padding: .85rem 1rem; position: relative; overflow: hidden;
}
.kpi::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cor-acento, var(--acento)), transparent);
}
.kpi .rotulo {
  text-transform: uppercase; font-size: .62rem; letter-spacing: .1em;
  color: var(--texto-muted); font-weight: 600; display: flex; justify-content: space-between; align-items: center;
}
.kpi .rotulo .icone {
  width: 24px; height: 24px; border-radius: 7px; display: grid; place-items: center; font-size: .8rem;
  background: color-mix(in srgb, var(--cor-acento, var(--acento)) 15%, transparent);
}
.kpi .valor { font-size: 1.45rem; font-weight: 800; margin-top: .35rem; letter-spacing: -.02em; }
.kpi .sub { font-size: .68rem; color: var(--texto-faint); margin-top: .15rem; }
.kpi.alerta { --cor-acento: var(--vermelho); }
.kpi.alerta .valor { color: var(--vermelho); }

/* ---------- Barras de ranking ---------- */
.barra-item { margin-bottom: .65rem; }
.barra-item .linha1 { display: flex; justify-content: space-between; font-size: .78rem; margin-bottom: .25rem; }
.barra-item .linha1 .nome { color: var(--texto-muted); }
.barra-item .linha1 .num { font-weight: 700; }
.barra-item .trilho { height: 8px; border-radius: 99px; background: rgba(148,163,184,0.12); overflow: hidden; }
.barra-item .trilho .preenchido {
  height: 100%; border-radius: 99px; background: var(--acento); transition: width .7s ease;
}

/* ---------- Tabelas ---------- */
table { width: 100%; border-collapse: collapse; font-size: .82rem; }
th, td { text-align: left; padding: .45rem .55rem; border-bottom: 1px solid var(--borda-suave); }
th { color: var(--texto-muted); font-weight: 600; font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; }
tr:hover td { background: var(--borda-suave); }
.vazio { color: var(--texto-faint); text-align: center; padding: 1.2rem !important; }

/* ---------- Etiquetas de status ---------- */
.etiqueta { padding: .12rem .55rem; border-radius: 999px; font-size: .7rem; font-weight: 600; white-space: nowrap; }
.etiqueta.pendente  { background: rgba(245,158,11,.15); color: var(--ambar); }
.etiqueta.enviado   { background: rgba(6,182,212,.15); color: var(--acento); }
.etiqueta.recebido  { background: rgba(168,85,247,.15); color: var(--violeta); }
.etiqueta.impresso  { background: rgba(34,197,94,.15); color: var(--verde); }
.etiqueta.erro      { background: rgba(239,68,68,.18); color: var(--vermelho); }
.etiqueta.cancelado { background: rgba(148,163,184,.15); color: var(--texto-muted); }
.online  { color: var(--verde); font-weight: 600; }
.offline { color: var(--texto-faint); }

/* ---------- Formulários ---------- */
input, select, textarea, button {
  font: inherit; border-radius: 9px; border: 1px solid var(--borda);
  background: var(--bg-card2); color: var(--texto); padding: .5rem .65rem;
}
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--acento) 55%, transparent); border-color: transparent; }
label { font-size: .72rem; color: var(--texto-muted); font-weight: 600; display: block; margin-bottom: .25rem; }
button { cursor: pointer; border: 0; font-weight: 600; }
button.principal { background: var(--acento); color: #06222b; }
button.principal:hover { filter: brightness(1.1); }
button.suave { background: var(--bg-card2); border: 1px solid var(--borda); color: var(--texto-muted); font-size: .75rem; padding: .3rem .6rem; }
button.suave:hover { color: var(--texto); }
button.perigo { background: rgba(239,68,68,.12); color: var(--vermelho); font-size: .75rem; padding: .3rem .6rem; }
.linha-form { display: grid; gap: .8rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: .8rem; }
.aviso { color: var(--ambar); font-size: .8rem; }

/* ---------- Zona de soltar arquivo ---------- */
.solta-arquivo {
  border: 2px dashed var(--borda); border-radius: 14px; padding: 1.6rem; text-align: center;
  color: var(--texto-muted); cursor: pointer; transition: all .2s;
}
.solta-arquivo:hover, .solta-arquivo.arrastando { border-color: var(--acento); background: rgba(6,182,212,.05); }
.previa-nota {
  display: none; background: var(--bg-card2); border: 1px solid var(--borda);
  border-radius: 12px; padding: .9rem; margin-top: .8rem; font-size: .82rem;
}
.previa-nota dt { color: var(--texto-faint); font-size: .65rem; text-transform: uppercase; letter-spacing: .08em; margin-top: .5rem; }
.previa-nota dd { margin: 0; font-weight: 600; }

/* ---------- Modais ---------- */
.veu {
  display: none; position: fixed; inset: 0; background: rgba(2,6,17,.7);
  align-items: center; justify-content: center; z-index: 50; backdrop-filter: blur(2px);
}
.veu.aberto { display: flex; }
.modal {
  background: var(--bg-card); border: 1px solid var(--borda); border-radius: 18px;
  padding: 1.4rem; width: min(30rem, 92vw); max-height: 88vh; overflow: auto; position: relative;
}
.modal::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--acento), transparent);
}
.modal h3 { font-size: .95rem; margin-bottom: 1rem; }
.modal .acoes { display: flex; gap: .6rem; justify-content: flex-end; margin-top: 1.1rem; }
.qr-caixa { display: grid; place-items: center; gap: .7rem; text-align: center; }
.qr-caixa svg { background: #fff; padding: 10px; border-radius: 12px; }
.qr-token { font-family: monospace; font-size: .68rem; word-break: break-all; color: var(--texto-muted); }

/* ---------- Toasts ---------- */
#toasts { position: fixed; bottom: 1rem; right: 1rem; display: grid; gap: .5rem; z-index: 99; }
.toast {
  background: var(--bg-card2); border: 1px solid var(--borda); border-left: 3px solid var(--verde);
  border-radius: 10px; padding: .6rem .9rem; font-size: .82rem; box-shadow: 0 8px 30px rgba(0,0,0,.35);
  animation: surge .25s ease;
}
.toast.erro { border-left-color: var(--vermelho); }
@keyframes surge { from { opacity: 0; transform: translateY(8px); } }

/* ---------- Responsivo ---------- */
@media (max-width: 800px) {
  .sidebar { width: 58px; padding: 1rem .35rem; }
  .sidebar .titulo span, .sidebar .secao, .sidebar a .rotulo-nav { display: none; }
  .sidebar a { justify-content: center; }
  .conteudo { padding: .8rem; }
  .topbar .usuario small { display: none; }
}
.rolagem-x { overflow-x: auto; }