:root {
  --tinta: #16191d;
  --tenue: #6b7280;
  --linea: #e3e6ea;
  --fondo: #f5f6f8;
  --papel: #ffffff;
  --azul: #1f4fd8;
  --verde: #0f7a3d;
  --rojo: #c0392b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 14px;
  color: var(--tinta);
  background: var(--fondo);
}

a { color: var(--azul); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Navegación ---------- */

.nav { background: #16191d; }
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 20px;
  display: flex; align-items: center; gap: 24px; height: 52px;
}
.marca { color: #fff; font-weight: 700; letter-spacing: .5px; font-size: 16px; }
.marca:hover { text-decoration: none; }
.nav-links { display: flex; gap: 20px; flex: 1; }
.nav-links a { color: #b7bec8; font-size: 13px; }
.nav-links a.activo { color: #fff; font-weight: 600; }
.nav-usuario { display: flex; align-items: center; gap: 14px; }
.nav-usuario form { margin: 0; }
.nav-usuario .link { color: #b7bec8; font-size: 13px; }
.quien { color: #e6eaef; font-size: 13px; display: flex; align-items: center; gap: 7px; }
.quien:hover { text-decoration: none; color: #fff; }

.rol-chip {
  font-size: 10px; text-transform: uppercase; letter-spacing: .5px;
  font-weight: 700; padding: 2px 7px; border-radius: 9px;
  background: #3a414b; color: #cbd3dc;
}
.rol-chip.admin { background: #1f4fd8; color: #fff; }

.exito {
  background: #e6f6ec; color: #0f7a3d; padding: 10px 14px;
  border-radius: 6px; margin: 0 0 16px;
}
.dato { margin: 2px 0 0; font-size: 15px; font-weight: 600; }
.fila-form {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 8px;
}
.fila-form input, .fila-form select { width: auto; min-width: 130px; }
tbody tr.inactivo td { opacity: .5; }
table.interna { border: none; margin: 0; }
table.interna th, table.interna td { padding: 6px 10px; }

.barra-licitacion { background: #23272e; color: #d6dbe2; font-size: 13px; }
.barra-licitacion .nav-inner { height: 38px; gap: 12px; }
.barra-licitacion strong { color: #fff; }
.barra-licitacion .monto { margin-left: auto; font-variant-numeric: tabular-nums; }

/* ---------- Estructura ---------- */

.contenedor { max-width: 1200px; margin: 0 auto; padding: 24px 20px 60px; }

.encabezado {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; margin-bottom: 16px;
}
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 16px; margin: 28px 0 10px; }
h3 { font-size: 15px; margin: 0 0 12px; }

.tenue { color: var(--tenue); }
.fuerte { font-weight: 600; }
.der { text-align: right; font-variant-numeric: tabular-nums; }
.txt-verde { color: var(--verde); font-weight: 600; }
.txt-rojo { color: var(--rojo); font-weight: 600; }
.mono { font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
.vacio { color: var(--tenue); padding: 24px 0; }
.error {
  background: #fdecea; color: var(--rojo); padding: 10px 14px;
  border-radius: 6px; margin: 0 0 16px;
}

/* ---------- Tarjetas ---------- */

.tarjeta {
  background: var(--papel); border: 1px solid var(--linea);
  border-radius: 8px; padding: 18px; margin-bottom: 16px;
}
.tarjeta.destacada { border-color: var(--azul); border-width: 2px; }

.tarjetas {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px; margin-bottom: 16px;
}
.tarjetas .tarjeta { margin: 0; display: flex; flex-direction: column; gap: 4px; }
.tarjetas .tarjeta.verde { border-left: 3px solid var(--verde); }
.tarjetas .tarjeta.rojo  { border-left: 3px solid var(--rojo); }

.etiqueta {
  font-size: 11px; text-transform: uppercase; letter-spacing: .6px;
  color: var(--tenue); font-weight: 600;
}
.cifra { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; }
.pie { font-size: 12px; color: var(--tenue); margin: 8px 0 0; }
.ayuda { font-size: 11px; color: var(--tenue); font-weight: 400; }

.barra-progreso {
  height: 10px; background: var(--linea); border-radius: 5px; overflow: hidden;
}
.barra-progreso .relleno { height: 100%; background: var(--azul); }
.barra-progreso .relleno.verde-barra { background: var(--verde); }

.de { font-size: 15px; font-weight: 500; color: var(--tenue); }
.cifra.grande { font-size: 30px; }
.tarjetas .tarjeta.destacada-cifra { border: 2px solid var(--azul); }
.tarjetas .tarjeta.destacada-cifra.rojo { border-color: var(--rojo); border-left-width: 2px; }

.alerta {
  background: #fff4e5; border-left: 4px solid #d97706; color: #7c2d12;
  padding: 14px 16px; border-radius: 6px; margin-bottom: 18px; line-height: 1.5;
}
.alerta strong { display: block; margin-bottom: 3px; }
.alerta.compacta { font-size: 13px; padding: 10px 12px; margin: 10px 0 14px; }
.alerta.compacta strong { display: inline; margin: 0; }

/* ---------- Tarjeta de contrato en el inicio ---------- */

.acciones { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.sin-margen { margin: 0; }
.tarjeta.contrato { padding: 20px; }
.tarjeta.contrato h2 a { color: var(--tinta); }
.tarjeta.contrato h2 a:hover { color: var(--azul); text-decoration: none; }

.mini {
  background: #fafbfc; border: 1px solid var(--linea); border-radius: 7px;
  padding: 12px 14px; display: flex; flex-direction: column; gap: 3px;
}
.mini .cifra { font-size: 19px; }
.mini.verde { border-left: 3px solid var(--verde); }
.mini.rojo  { border-left: 3px solid var(--rojo); }
.mini.destacada-cifra { border: 2px solid var(--azul); background: #fff; }
.mini.destacada-cifra.rojo { border-color: var(--rojo); }

/* ---------- Filtros ---------- */

.filtros { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.chip {
  padding: 5px 12px; border-radius: 14px; border: 1px solid var(--linea);
  background: #fff; font-size: 12px; font-weight: 600; color: var(--tenue);
}
.chip:hover { text-decoration: none; border-color: var(--azul); color: var(--azul); }
.chip.activo { background: var(--azul); border-color: var(--azul); color: #fff; }

/* ---------- Lineas de la orden ---------- */

.lineas-tabla { margin-bottom: 8px; }
.lineas-tabla th { background: transparent; }
.lineas-tabla td { padding: 5px 6px; vertical-align: middle; }
.lineas-tabla input, .lineas-tabla select { padding: 6px 8px; font-size: 13px; }
.lineas-tabla input.der { text-align: right; }
.lineas-tabla .cant   { width: 70px; }
.lineas-tabla .precio,
.lineas-tabla .costo  { width: 95px; }
.lineas-tabla .sub { font-variant-numeric: tabular-nums; color: var(--tenue); }

.totales {
  display: flex; gap: 28px; flex-wrap: wrap;
  border-top: 1px solid var(--linea); padding-top: 14px; margin-top: 6px;
}
.totales > div { display: flex; flex-direction: column; gap: 2px; }
.totales .cifra { font-size: 20px; }

.separador { border: none; border-top: 1px solid var(--linea); margin: 18px 0; }
.resumen-fuerte { font-size: 14px; font-weight: 600; color: var(--azul); margin: 0; }
details.tarjeta[open] .resumen-fuerte { margin-bottom: 14px; }

/* ---------- Tablas ---------- */

table {
  width: 100%; border-collapse: collapse; background: var(--papel);
  border: 1px solid var(--linea); border-radius: 8px; overflow: hidden;
  margin-bottom: 16px;
}
th {
  text-align: left; font-size: 11px; text-transform: uppercase;
  letter-spacing: .5px; color: var(--tenue); padding: 10px 12px;
  border-bottom: 1px solid var(--linea); background: #fafbfc; white-space: nowrap;
}
th.der { text-align: right; }
td { padding: 10px 12px; border-bottom: 1px solid var(--linea); }
tbody tr:last-child td { border-bottom: none; }
tbody tr.clic { cursor: pointer; }
tbody tr.clic:hover { background: #f7f9fc; }
tfoot td {
  background: #fafbfc; font-weight: 700; border-top: 1px solid var(--linea);
  border-bottom: none;
}

.pill {
  display: inline-block; padding: 2px 8px; border-radius: 10px;
  font-size: 11px; font-weight: 600; background: #eef0f3; color: #4b5563;
}
.pill.abierta   { background: #fef3c7; color: #92400e; }
.pill.cerrada   { background: #dbeafe; color: #1e40af; }
.pill.facturada { background: #d1fae5; color: #065f46; }
.pill.activa    { background: #d1fae5; color: #065f46; }
.pill.pieza     { background: #eef0f3; color: #4b5563; }
.pill.mano_obra { background: #ede9fe; color: #5b21b6; }

.placa-enlace { border-bottom: 2px solid var(--azul); }

/* ---------- Formularios ---------- */

.campos {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px; margin-bottom: 14px;
}
label {
  display: flex; flex-direction: column; gap: 5px;
  font-size: 12px; font-weight: 600; color: #374151;
}
label.ancho-total { grid-column: 1 / -1; margin-bottom: 14px; }
input, select, textarea {
  font-family: inherit; font-size: 14px; font-weight: 400; color: var(--tinta);
  padding: 8px 10px; border: 1px solid #cfd4da; border-radius: 6px;
  background: #fff; width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--azul); box-shadow: 0 0 0 3px rgba(31,79,216,.12);
}
textarea { resize: vertical; }

.btn {
  display: inline-block; padding: 8px 16px; border-radius: 6px;
  border: 1px solid #cfd4da; background: #fff; color: var(--tinta);
  font-size: 13px; font-weight: 600; cursor: pointer; font-family: inherit;
}
.btn:hover { background: #f3f4f6; text-decoration: none; }
.btn-primario { background: var(--azul); border-color: var(--azul); color: #fff; }
.btn-primario:hover { background: #1840b8; }
.btn.ancho { width: 100%; }

.link {
  background: none; border: none; padding: 0; cursor: pointer;
  font-family: inherit; font-size: 13px; color: var(--azul);
}
.link:hover { text-decoration: underline; }
.rojo-link { color: var(--rojo); font-size: 12px; }

details summary { cursor: pointer; font-size: 12px; color: var(--tenue); margin-top: 10px; }
details[open] summary { margin-bottom: 12px; }

/* ---------- Login ---------- */

.fondo-login {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; background: #16191d;
}
.caja-login {
  background: #fff; padding: 34px; border-radius: 10px;
  width: 320px; text-align: center;
}
.caja-login h1 { font-size: 26px; letter-spacing: 1px; margin-bottom: 2px; }
.caja-login .sub { color: var(--tenue); font-size: 13px; margin: 0 0 22px; }
.caja-login input { margin-bottom: 12px; text-align: center; }

@media (max-width: 700px) {
  .nav-inner { gap: 12px; }
  .nav-links { gap: 12px; overflow-x: auto; }
  table { display: block; overflow-x: auto; }
}