:root {
  --negro: #202020;      /* Eerie Black */
  --amarillo: #FFD100;   /* Jonquill */
  --naranja: #FD9900;    /* Orange Peel */
  --fondo: #ffffff;
  --texto: #202020;
  --superficie: #f4f4f4;
  --borde: #d6d6d6;
  --suave: #777777;
}
:root[data-theme="dark"] {
  --fondo: #181818;
  --texto: #f2f2f2;
  --superficie: #262626;
  --borde: #3a3a3a;
  --suave: #a8a8a8;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Poppins", Helvetica, Arial, sans-serif;
  color: var(--texto);
  background: var(--fondo);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background 0.25s, color 0.25s;
}
header {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px 28px;
  border-bottom: 3px solid var(--amarillo);
}
header .logo { height: 30px; }
.logo-oscuro { display: none; }
:root[data-theme="dark"] .logo-claro { display: none; }
:root[data-theme="dark"] .logo-oscuro { display: inline; }
nav { display: flex; gap: 4px; flex: 1; }
nav a {
  text-decoration: none;
  color: var(--texto);
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 0;
  font-size: 15px;
}
nav a:hover { background: var(--superficie); }
nav a.activa { background: var(--amarillo); color: var(--negro); font-weight: 700; }
.tema {
  border: 1px solid var(--borde);
  background: var(--superficie);
  color: var(--texto);
  border-radius: 0;
  font-family: "Jost", "Poppins", Helvetica, sans-serif;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 7px 12px;
  cursor: pointer;
}
.salir { color: var(--suave); text-decoration: none; font-size: 14px; }
main { flex: 1; padding: 28px; max-width: 1100px; width: 100%; margin: 0 auto; }
h1 { font-family: "Jost", "Poppins", Helvetica, sans-serif; font-size: 30px; font-weight: 700; margin-bottom: 18px; }
h2 { font-family: "Jost", "Poppins", Helvetica, sans-serif; font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 10px; }
h2::before { content: "» "; color: var(--amarillo); }
a { color: var(--naranja); font-weight: 700; }
a:hover { color: #FE7100; }
table { width: 100%; border-collapse: collapse; margin-bottom: 14px; font-size: 14px; }
th {
  text-align: left;
  font-family: "Jost", "Poppins", Helvetica, sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--suave);
  padding: 8px 10px;
  border-bottom: 2px solid var(--texto);
}
td { padding: 10px; border-bottom: 1px solid var(--borde); vertical-align: top; }
td small { color: var(--suave); }
.der { text-align: right; }
.centrado { text-align: center; }
input, select {
  font-family: inherit;
  font-size: 14px;
  padding: 8px 10px;
  border: 1px solid var(--borde);
  border-radius: 0;
  width: 100%;
  background: var(--fondo);
  color: var(--texto);
}
input:focus, select:focus { outline: 2px solid var(--amarillo); border-color: var(--amarillo); }
input[type="checkbox"] { width: auto; accent-color: var(--negro); }
:root[data-theme="dark"] input[type="checkbox"] { accent-color: var(--amarillo); }
input.monto { width: 130px; text-align: right; font-variant-numeric: tabular-nums; }
input.detalle { width: 100%; min-width: 260px; font-size: 13px; }
button, .boton {
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 9px 16px;
  border: 1px solid var(--texto);
  border-radius: 0;
  background: var(--fondo);
  color: var(--texto);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background 120ms ease-in-out;
}
button:hover, .boton:hover { background: var(--superficie); color: var(--texto); }
button:active, .boton:active { opacity: 0.9; transform: translateY(1px); }
button.principal {
  background: var(--amarillo);
  border-color: var(--amarillo);
  color: var(--negro);
  font-size: 15px;
  font-weight: 700;
  padding: 12px 22px;
}
button.principal:hover { background: #FFDD4D; color: var(--negro); }
button.principal:disabled { opacity: 0.45; cursor: not-allowed; }
.barra-accion {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: var(--superficie);
  border-radius: 0;
}
.nota { font-size: 13px; color: var(--suave); margin-top: 10px; }
.vacio { font-size: 16px; color: var(--suave); padding: 40px 0; }
.aviso {
  background: var(--amarillo);
  color: var(--negro);
  padding: 10px 14px;
  border-radius: 0;
  font-weight: 600;
  margin-bottom: 16px;
}
.error { background: #ffe5e5; color: #a00; padding: 10px 14px; border-radius: 0; margin-bottom: 12px; }
.resultados { margin-bottom: 22px; background: var(--superficie); border-radius: 0; border-top: 4px solid var(--amarillo); padding: 16px; }
.resultados li { list-style: none; padding: 5px 0; font-size: 14px; }
.resultados li.ok::before { content: "✓ "; color: #2ea043; font-weight: 700; }
.resultados li.falla::before { content: "✗ "; color: #e5534b; font-weight: 700; }
.log {
  font-size: 11px;
  white-space: pre-wrap;
  background: var(--superficie);
  padding: 8px;
  border-radius: 0;
  max-width: 420px;
  font-family: ui-monospace, monospace;
}
.ficha { background: var(--superficie); border-radius: 0; border-top: 4px solid var(--amarillo); padding: 18px 20px; margin-bottom: 26px; }
.grilla { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 18px; }
.grilla label { font-size: 13px; font-weight: 600; display: flex; flex-direction: column; gap: 5px; }
.grilla .ancho2 { grid-column: span 2; }
.grilla .acciones { grid-column: span 2; display: flex; gap: 10px; }
.radio-linea { display: flex; gap: 18px; align-items: center; padding: 8px 0; }
.radio-linea .radio-item { display: flex; gap: 6px; align-items: center; font-weight: 500; flex-direction: row; }
footer {
  text-align: center;
  font-size: 12px;
  background: var(--negro);
  color: rgba(255, 255, 255, 0.72);
  padding: 16px;
  border-top: 3px solid var(--amarillo);
}
:root[data-theme="dark"] footer { background: #101010; }
/* tarjetas KPI, filtros, lote agrupado, barras */
.tarjetas { display: flex; gap: 12px; flex-wrap: wrap; margin: 16px 0 20px; }
.tarjeta { background: var(--superficie); border-top: 4px solid var(--amarillo); padding: 12px 16px; flex: 1; min-width: 150px; }
.tarjeta small { display: block; font-family: "Jost", "Poppins", Helvetica, sans-serif; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--suave); margin-bottom: 4px; }
.tarjeta strong { font-size: 20px; font-variant-numeric: tabular-nums; }
.filtro-grupo { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.boton.filtro, button.filtro { font-size: 13px; padding: 6px 12px; border-color: var(--borde); font-weight: 600; color: var(--texto); }
.boton.filtro.activa, button.filtro.activa { background: var(--amarillo); border-color: var(--amarillo); color: var(--negro); font-weight: 700; }
.barra-lote { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 12px; }
.barra-lote .nota { margin-top: 0; max-width: 640px; }
tr.grupo-producto td { font-family: "Jost", "Poppins", Helvetica, sans-serif; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; background: var(--superficie); padding: 6px 10px; border-bottom: none; }
tr.grupo-producto td::before { content: "» "; color: #C99F00; }
tr.inactivo td { opacity: 0.45; }
tr.inactivo td:last-child { opacity: 1; }
.barra-cont { background: var(--superficie); border: 1px solid var(--borde); height: 12px; width: 100%; }
.barra-fill { background: var(--amarillo); height: 100%; }
.pct { font-variant-numeric: tabular-nums; }
/* login */
.login-fondo {
  background: var(--negro);
  display: flex;
  align-items: center;
  justify-content: center;
}
:root[data-theme="dark"] .login-fondo { background: #101010; }
.login-caja {
  background: var(--fondo);
  border-radius: 0;
  padding: 36px;
  width: 340px;
  border-top: 6px solid var(--amarillo);
}
.login-caja img { height: 34px; margin-bottom: 14px; }
.login-caja h1 { font-size: 22px; margin-bottom: 18px; }
.login-caja label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 12px; }
.login-caja input { margin-top: 5px; }
.login-caja button {
  width: 100%;
  background: var(--amarillo);
  color: var(--negro);
  border: none;
  font-weight: 700;
  padding: 12px;
  margin-top: 6px;
}
.login-caja .tema { position: absolute; top: 16px; right: 16px; }
@media (max-width: 700px) {
  header { flex-wrap: wrap; gap: 10px; }
  .grilla { grid-template-columns: 1fr; }
  .grilla .ancho2, .grilla .acciones { grid-column: span 1; }
  main { padding: 16px; }
}