@font-face { font-family: "Barlow"; font-weight: 400; font-display: swap; src: url("fuentes/barlow-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 500; font-display: swap; src: url("fuentes/barlow-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 600; font-display: swap; src: url("fuentes/barlow-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow SC"; font-weight: 600; font-display: swap; src: url("fuentes/barlow-semi-condensed-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow SC"; font-weight: 700; font-display: swap; src: url("fuentes/barlow-semi-condensed-latin-700-normal.woff2") format("woff2"); }

:root {
  --fondo: #eceff1;
  --papel: #ffffff;
  --tinta: #18242f;
  --suave: #56677a;
  --linea: #d3dade;
  --fila: #f5f7f8;
  --pantalla: #14212c;
  --pantalla-linea: #2a3a48;
  --pantalla-texto: #c8d3db;
  --ambar: #f0b23a;
  --ok: #2e7d4f;
  --ok-fondo: #e3f2e8;
  --error: #b3261e;
  --error-fondo: #fbe9e7;
  --foco: #1f6feb;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--tinta);
  font: 400 15px/1.45 "Barlow", system-ui, sans-serif;
}
h1, h2 { margin: 0; font-family: "Barlow SC", "Barlow", sans-serif; }
h1 { font-size: 22px; font-weight: 700; line-height: 1.15; }
.sub { margin: 2px 0 0; color: var(--suave); font-size: 14px; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--foco); outline-offset: 2px; }

button, input, select {
  font: inherit;
  color: inherit;
}
input, select {
  width: 100%;
  min-height: 40px;
  padding: 7px 10px;
  border: 1px solid #b9c3ca;
  border-radius: 6px;
  background: var(--papel);
}
button {
  min-height: 40px;
  padding: 7px 16px;
  border: 1px solid #b9c3ca;
  border-radius: 6px;
  background: var(--papel);
  font-weight: 600;
  cursor: pointer;
}
button.primario { background: var(--tinta); border-color: var(--tinta); color: #fff; }
button:disabled { opacity: .45; cursor: default; }

/* ---------------------------------------------------------------- cabecera */
.barra {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px max(16px, calc((100% - 1360px) / 2));
  background: var(--papel);
  border-bottom: 1px solid var(--linea);
}
.sesion { display: flex; gap: 14px; align-items: center; color: var(--suave); white-space: nowrap; }
.sesion a { font-weight: 600; color: var(--tinta); }

/* ---------------------------------------------------------------- pantalla */
.pantalla {
  display: grid;
  grid-template-columns: 1.3fr 1.2fr 1fr 1fr;
  margin: 20px max(16px, calc((100% - 1360px) / 2)) 0;
  background: var(--pantalla);
  color: #fff;
  border-radius: 10px;
  overflow: hidden;
}
.lectura { padding: 16px 20px 18px; border-left: 1px solid var(--pantalla-linea); min-width: 0; }
.lectura:first-child { border-left: 0; }
.lectura h2 { font-size: 14px; font-weight: 600; color: var(--pantalla-texto); }
.cifra {
  margin: 4px 0 0;
  font: 700 46px/1 "Barlow SC", sans-serif;
  color: var(--ambar);
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 18px rgba(240, 178, 58, .25);
}
.valor { margin: 8px 0 0; font: 600 20px/1.2 "Barlow SC", sans-serif; overflow-wrap: anywhere; }
.detalle { margin: 6px 0 0; font-size: 13.5px; color: var(--pantalla-texto); overflow-wrap: anywhere; }
.estado-ok { color: #7fd6a0; }
.estado-error { color: #ff9b8f; }

/* ---------------------------------------------------------------- contenido */
main { padding: 0 max(16px, calc((100% - 1360px) / 2)) 28px; }
.filtros {
  display: grid;
  grid-template-columns: 180px 180px minmax(180px, 1fr) 120px 130px auto;
  gap: 12px;
  align-items: end;
  margin: 20px 0 8px;
}
.campo label { display: block; margin-bottom: 4px; font-size: 13.5px; font-weight: 600; color: var(--suave); }
.botones { display: flex; gap: 8px; }
.mensaje { min-height: 1.4em; margin: 6px 0; font-weight: 500; }
.mensaje.error { color: var(--error); }

.tabla-caja {
  overflow: auto;
  max-height: 68vh;
  background: var(--papel);
  border: 1px solid var(--linea);
  border-radius: 8px;
}
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 7px 12px; text-align: left; white-space: nowrap; border-bottom: 1px solid #e6eaed; }
th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--tinta);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
}
td { font-size: 14.5px; }
th.n, td.n { text-align: right; }
tbody tr:nth-child(even) td { background: var(--fila); }
td.actualizado { box-shadow: inset 3px 0 0 var(--ambar); }
td.vacio { padding: 28px 12px; text-align: center; color: var(--suave); white-space: normal; }
.marca { margin-left: 6px; font-size: 12px; color: #8a5a00; }

.paginas { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 14px 0 4px; }
.version { margin: 10px 0 0; color: var(--suave); font-size: 13px; text-align: center; }

/* ---------------------------------------------------------------- ingreso */
.pagina-ingreso { display: grid; min-height: 100vh; place-items: center; padding: 16px; }
.ingreso { width: 100%; max-width: 380px; padding: 0; }
.ingreso h1 { font-size: 26px; }
.tarjeta {
  display: grid;
  gap: 6px;
  margin-top: 18px;
  padding: 22px;
  background: var(--papel);
  border: 1px solid var(--linea);
  border-top: 4px solid var(--ambar);
  border-radius: 10px;
}
.tarjeta label { margin-top: 6px; font-weight: 600; font-size: 14px; }
.tarjeta button { margin-top: 14px; }
.tarjeta .mensaje { margin: 8px 0 0; }

/* ---------------------------------------------------------------- pantallas chicas */
@media (max-width: 1050px) {
  .pantalla { grid-template-columns: 1fr 1fr; }
  .lectura:nth-child(3) { border-left: 0; }
  .lectura:nth-child(n+3) { border-top: 1px solid var(--pantalla-linea); }
  .filtros { grid-template-columns: 1fr 1fr 1fr; }
  .campo.ancho { grid-column: span 2; }
}
@media (max-width: 620px) {
  .barra { align-items: flex-start; }
  .pantalla { grid-template-columns: 1fr; }
  .lectura { border-left: 0; border-top: 1px solid var(--pantalla-linea); }
  .lectura:first-child { border-top: 0; }
  .cifra { font-size: 40px; }
  .filtros { grid-template-columns: 1fr 1fr; }
  .campo.ancho { grid-column: span 2; }
  .botones { grid-column: span 2; }
  .botones button { flex: 1; }
  .tabla-caja { max-height: none; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }