/* ============================================================================
   Sistema de Facturación PA Aplications — Sistema de diseño propio
   Identidad tomada del logo SERTAEJ: azul royal + naranja + azul marino
   profundo + amarillo taxi, sobre papel crema. Conserva la firma editorial
   «Sello & Tinta»: esquina recortada, serif display, chips-sello, sombras
   duras tipo prensa. CSS original, sin frameworks ni plantillas.
   Responsive: escritorio, tablet (≤1100), móvil (≤860) y teléfono (≤560).
   ============================================================================ */

:root {
  /* Paleta (colores del logo) */
  --tinta:      #1b2447;   /* texto principal, azul marino tinta */
  --tinta-2:    #5d6480;   /* texto secundario */
  --panel:      #14204e;   /* sidebar, azul marino profundo (pin del logo) */
  --panel-2:    #223065;   /* sidebar hover */
  --primario:   #2b4295;   /* azul royal (círculo del logo) */
  --primario-2: #21337a;
  --acento:     #f58220;   /* naranja (pin del logo) */
  --acento-2:   #bc5a07;   /* naranja profundo, legible como enlace */
  --taxi:       #f7c600;   /* amarillo taxi (detalles) */
  --superficie: #f3eee2;   /* papel crema */
  --carta:      #fffdf6;   /* carta / superficie de trabajo */
  --borde:      #e2dac8;   /* línea de papel */
  --exito:      #3d7a52;
  --peligro:    #a62639;   /* carmesí (distinto del naranja) */
  --alerta:     #a17311;
  --info:       #2b4295;

  /* Firma visual: esquina recortada (como papel doblado / sello) */
  --radio: 12px 12px 12px 3px;
  --radio-mini: 8px 8px 8px 2px;
  --sombra: 0 1px 0 rgba(27,36,71,.05), 3px 4px 0 rgba(27,36,71,.07);
  --sombra-alta: 5px 6px 0 rgba(27,36,71,.10);
  --fuente: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", sans-serif;
  --display: "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--fuente);
  font-size: 13.5px;
  color: var(--tinta);
  background:
    radial-gradient(1100px 600px at 110% -10%, rgba(245,130,32,.05), transparent 55%),
    var(--superficie);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--acento-2); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }
::selection { background: var(--acento); color: #fff8ec; }

/* Barras de desplazamiento discretas, a tono */
* { scrollbar-width: thin; scrollbar-color: #b9c1d9 transparent; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: #b9c1d9; border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }

/* ---------------------------------------------------------------- Layout */
.kt-app { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }

.kt-sidebar {
  background:
    linear-gradient(180deg, rgba(245,130,32,.12), transparent 130px),
    linear-gradient(180deg, var(--panel) 0%, #0e1738 100%);
  color: #cbd3e8;
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
  border-right: 3px solid var(--acento);
}
.kt-marca {
  display: flex; align-items: center; gap: 11px;
  padding: 20px 18px 16px;
  border-bottom: 1px solid rgba(255,248,236,.09);
}
.kt-marca .logo {
  width: 38px; height: 38px; border-radius: var(--radio-mini);
  background: var(--acento);
  box-shadow: 2px 2px 0 rgba(0,0,0,.35);
  display: grid; place-items: center;
  color: #fff8ec; font-family: var(--display); font-weight: 700;
  font-size: 17px; letter-spacing: .5px;
}
.kt-marca .nombre {
  font-family: var(--display); font-weight: 700; color: #fdf9ee;
  font-size: 15.5px; letter-spacing: .3px;
}
.kt-marca .sub { font-size: 9.5px; color: #93a0c6; letter-spacing: 2.2px; text-transform: uppercase; margin-top: 1px; }

.kt-nav { padding: 14px 10px; flex: 1; overflow-y: auto; }
.kt-nav .grupo {
  font-size: 9.5px; letter-spacing: 2px; text-transform: uppercase;
  color: #8c97bc; padding: 14px 10px 6px;
  display: flex; align-items: center; gap: 8px;
}
.kt-nav .grupo::after { content: ""; flex: 1; height: 1px; background: rgba(255,248,236,.08); }
.kt-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 11px; margin: 2px 0;
  color: #cbd3e8; border-radius: var(--radio-mini); font-weight: 500;
  transition: background .12s, color .12s, transform .12s;
}
.kt-nav a:hover { background: var(--panel-2); color: #fff; text-decoration: none; transform: translateX(2px); }
.kt-nav a.activo {
  background: var(--superficie); color: var(--tinta); font-weight: 650;
  box-shadow: inset 3px 0 0 var(--acento), 2px 2px 0 rgba(0,0,0,.25);
}
.kt-nav a.activo .icono { color: var(--acento-2); opacity: 1; }
.kt-nav .icono { width: 18px; text-align: center; opacity: .8; }

.kt-sesion {
  padding: 13px 16px; border-top: 1px solid rgba(255,248,236,.09);
  font-size: 12px; display: flex; justify-content: space-between; align-items: center;
  background: rgba(0,0,0,.18);
}
.kt-sesion .usuario { color: #fdf9ee; font-weight: 600; }
.kt-sesion .rol { color: #93a0c6; font-size: 10.5px; letter-spacing: .6px; }
.kt-sesion a { color: #f9b26b; }

.kt-main { display: flex; flex-direction: column; min-width: 0; }
.kt-topbar {
  background: var(--carta); border-bottom: 1px solid var(--borde);
  padding: 13px 28px; display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 40;
  box-shadow: 0 1px 0 rgba(27,36,71,.03);
}
.kt-topbar h1 {
  font-family: var(--display); font-size: 21px; margin: 0;
  font-weight: 700; letter-spacing: .1px;
}
.kt-topbar .acciones { display: flex; gap: 8px; flex-wrap: wrap; }

.kt-contenido { padding: 24px 28px 44px; max-width: 1320px; width: 100%; margin: 0 auto; }

/* ---------------------------------------------------------------- Tarjetas */
.kt-card {
  background: var(--carta); border: 1px solid var(--borde);
  border-radius: var(--radio); box-shadow: var(--sombra);
  padding: 18px 20px; margin-bottom: 18px;
}
.kt-card h2 {
  margin: -18px -20px 16px; padding: 12px 20px 10px;
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.8px; color: var(--tinta-2);
  border-bottom: 1px dashed var(--borde);  /* línea troquelada, guiño de talonario */
}

/* Métricas del dashboard */
.kt-metricas { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
.kt-metrica {
  background: var(--carta); border: 1px solid var(--borde); border-radius: var(--radio);
  box-shadow: var(--sombra); padding: 15px 16px 13px; position: relative; overflow: hidden;
}
.kt-metrica::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 5px;
  background: var(--primario);
}
.kt-metrica.oro::before     { background: var(--taxi); }
.kt-metrica.verde::before   { background: var(--exito); }
.kt-metrica.rojo::before    { background: var(--peligro); }
.kt-metrica .etiqueta { font-size: 10px; text-transform: uppercase; letter-spacing: 1.6px; color: var(--tinta-2); }
.kt-metrica .valor {
  font-family: var(--display); font-size: 27px; font-weight: 700; margin-top: 5px;
  font-variant-numeric: tabular-nums; letter-spacing: -.3px;
}
.kt-metrica .detalle { font-size: 11.5px; color: var(--tinta-2); margin-top: 3px; }

.kt-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.kt-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

/* ------------------------------------------------- Tablas (estilo libro mayor) */
.kt-tabla { width: 100%; border-collapse: collapse; font-size: 13px; }
.kt-tabla th {
  text-align: left; padding: 8px 10px; font-size: 10px;
  text-transform: uppercase; letter-spacing: 1.6px; color: var(--tinta-2);
  border-bottom: 2px solid var(--tinta); font-weight: 700; white-space: nowrap;
}
.kt-tabla td { padding: 8.5px 10px; border-bottom: 1px solid #ece4d2; vertical-align: middle; }
.kt-tabla tbody tr:hover { background: #f6efdf; }
.kt-tabla .num { text-align: right; font-variant-numeric: tabular-nums; }
.kt-tabla .centrado { text-align: center; }
.kt-tabla .mono { font-family: Consolas, monospace; font-size: 12px; color: #3e4a7d; }

/* Chips de estado — como sellos estampados: contorno + tinta */
.chip {
  display: inline-block; padding: 2.5px 9px; border-radius: 4px;
  font-size: 10px; font-weight: 700; letter-spacing: 1.1px; white-space: nowrap;
  border: 1.5px solid currentColor; text-transform: uppercase;
}
.chip-gris    { background: #eeece2; color: #6c6a5c; }
.chip-azul    { background: #e6ebf7; color: var(--info); }
.chip-verde   { background: #e5f0e8; color: var(--exito); }
.chip-oro     { background: #fbf2cd; color: #7d6207; }
.chip-rojo    { background: #f8e6e6; color: var(--peligro); }
.chip-petroleo{ background: #e4e9f7; color: #24347c; }

/* ---------------------------------------------------------------- Botones */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 16px; border-radius: var(--radio-mini); border: 1px solid transparent;
  font-family: var(--fuente); font-size: 13px; font-weight: 650;
  cursor: pointer; line-height: 1.4; text-decoration: none !important;
  transition: background .13s, box-shadow .13s, transform .13s;
}
.btn:active { transform: translate(1px, 1px); box-shadow: none !important; }
.btn-primario {
  background: var(--primario); color: #fdf9ee;
  box-shadow: 2px 2px 0 rgba(27,36,71,.24);
}
.btn-primario:hover { background: var(--primario-2); }
.btn-acento {
  background: var(--acento); color: #fff8ec;
  box-shadow: 2px 2px 0 rgba(27,36,71,.24);
}
.btn-acento:hover { background: #d96e10; }
.btn-borde { background: var(--carta); color: var(--tinta); border-color: #cbc3ab; }
.btn-borde:hover { border-color: var(--tinta); background: #faf5e8; }
.btn-peligro { background: var(--carta); color: var(--peligro); border-color: #dcb3ba; }
.btn-peligro:hover { background: #f8e9ec; border-color: var(--peligro); }
.btn-mini { padding: 4px 11px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------------------------------------------------------------- Formularios */
.campo { margin-bottom: 13px; }
.campo label {
  display: block; font-size: 10.5px; font-weight: 700; color: var(--tinta-2);
  margin-bottom: 4px; letter-spacing: 1.2px; text-transform: uppercase;
}
.campo .req::after { content: " *"; color: var(--acento-2); }
.campo input[type=text], .campo input[type=number], .campo input[type=date],
.campo input[type=email], .campo input[type=password], .campo select, .campo textarea {
  width: 100%; padding: 8px 11px; border: 1px solid #cfc6ad;
  border-radius: var(--radio-mini); font-family: var(--fuente); font-size: 13px;
  background: #fffef9; color: var(--tinta);
  transition: border-color .13s, box-shadow .13s;
}
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none; border-color: var(--acento);
  box-shadow: 0 0 0 3px rgba(245,130,32,.16);
}
.campo .ayuda { font-size: 11px; color: var(--tinta-2); margin-top: 3px; letter-spacing: 0; text-transform: none; }
.campo-check { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.campo-check input { accent-color: var(--acento); width: 15px; height: 15px; }
.campo input[type=file] { padding: 6px; background: transparent; border: 1px dashed #cfc6ad; width: 100%; border-radius: var(--radio-mini); }
.fila-campos { display: grid; gap: 14px; }
.fila-2 { grid-template-columns: 1fr 1fr; }
.fila-3 { grid-template-columns: repeat(3, 1fr); }
.fila-4 { grid-template-columns: repeat(4, 1fr); }

/* Filtros de listado */
.kt-filtros { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; margin-bottom: 14px; }
.kt-filtros .campo { margin: 0; min-width: 160px; }
.kt-filtros input[type=text] { min-width: 220px; }

/* ------------------------------------- Editor de líneas (factura/proforma) */
.kt-lineas th { background: #f2ecdb; }
.kt-lineas input { width: 100%; padding: 5px 7px; border: 1px solid #cfc6ad; border-radius: 5px; font-size: 12.5px; background: #fffef9; }
.kt-lineas input.num { text-align: right; font-variant-numeric: tabular-nums; }
.kt-lineas input:focus, .kt-lineas select:focus { outline: none; border-color: var(--acento); box-shadow: 0 0 0 2px rgba(245,130,32,.16); }
.kt-lineas select { width: 100%; padding: 5px; border: 1px solid #cfc6ad; border-radius: 5px; font-size: 12px; background: #fffef9; }
.kt-lineas .quitar { color: var(--peligro); cursor: pointer; font-weight: 700; padding: 0 6px; }
.kt-lineas .quitar:hover { color: #7c1424; }

.kt-totales { margin-left: auto; width: 330px; font-size: 13px; }
.kt-totales .fila { display: flex; justify-content: space-between; padding: 4.5px 0; border-bottom: 1px dashed #e6dcc4; }
.kt-totales .fila span:last-child { font-variant-numeric: tabular-nums; font-weight: 600; }
.kt-totales .total {
  border-bottom: none; border-top: 2.5px solid var(--tinta); margin-top: 7px; padding-top: 9px;
  font-family: var(--display); font-size: 18px; font-weight: 700;
}
.kt-totales .total span:last-child { color: var(--acento-2); }

/* Buscador con resultados flotantes */
.kt-buscador { position: relative; }
.kt-buscador .resultados {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 60;
  background: var(--carta); border: 1px solid var(--tinta); border-radius: var(--radio-mini);
  box-shadow: var(--sombra-alta); max-height: 260px; overflow-y: auto;
}
.kt-buscador .resultados div { padding: 8px 12px; cursor: pointer; border-bottom: 1px solid #efe7d5; }
.kt-buscador .resultados div:hover { background: #f6efdf; box-shadow: inset 3px 0 0 var(--acento); }
.kt-buscador .resultados small { color: var(--tinta-2); }

/* ---------------------------------------------------------------- Modal + Toast */
.kt-modal-fondo {
  position: fixed; inset: 0; background: rgba(20,32,78,.6);
  display: none; place-items: center; z-index: 100;
}
.kt-modal-fondo.abierto { display: grid; }
.kt-modal {
  background: var(--carta); border: 1px solid var(--tinta);
  border-radius: var(--radio); padding: 22px 24px;
  width: min(480px, 92vw); box-shadow: 7px 8px 0 rgba(0,0,0,.28);
}
.kt-modal h3 { margin: 0 0 12px; font-family: var(--display); font-size: 17px; }
.kt-modal .pie { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

.kt-toasts { position: fixed; right: 18px; bottom: 18px; z-index: 200; display: flex; flex-direction: column; gap: 8px; max-width: calc(100vw - 36px); }
.kt-toast {
  background: var(--carta); color: var(--tinta); padding: 11px 16px;
  border: 1px solid var(--tinta); border-radius: var(--radio-mini);
  box-shadow: 4px 4px 0 rgba(27,36,71,.2); font-size: 13px; max-width: 380px;
  border-left: 5px solid var(--acento); animation: toastIn .22s ease;
}
.kt-toast.error { border-left-color: var(--peligro); }
.kt-toast.exito { border-left-color: var(--exito); }
@keyframes toastIn { from { transform: translateY(10px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------------------------------------------------------------- Login */
.kt-login {
  min-height: 100vh; display: grid; place-items: center; padding: 16px;
  position: relative; overflow: hidden;
  background:
    linear-gradient(0deg, rgba(245,130,32,.07), rgba(245,130,32,.07)) left / 3px 100% no-repeat,
    radial-gradient(1000px 700px at 88% -20%, rgba(245,130,32,.10), transparent 55%),
    radial-gradient(800px 600px at -15% 115%, rgba(43,66,149,.16), transparent 60%),
    var(--superficie);
}
/* Marca de agua tipográfica, como membrete de imprenta */
.kt-login::before {
  content: "PA";
  position: absolute; right: -4vw; bottom: -14vh;
  font-family: var(--display); font-weight: 700; font-size: 46vh;
  line-height: 1; color: rgba(43,66,149,.06); letter-spacing: -1vh;
  pointer-events: none; user-select: none;
}
.kt-login-caja {
  position: relative;
  background: var(--carta); border: 1px solid var(--tinta);
  border-radius: var(--radio); padding: 36px 38px 32px;
  width: min(410px, 94vw);
  box-shadow: 9px 10px 0 rgba(27,36,71,.14);
}
.kt-login-caja::before {   /* filo superior naranja, como banda de talonario */
  content: ""; position: absolute; top: 0; left: 14px; right: 14px; height: 4px;
  background: var(--acento); border-radius: 0 0 4px 4px;
}
.kt-login-caja .marca { display: flex; align-items: center; gap: 13px; margin-bottom: 24px; }
.kt-login-caja .logo {
  width: 46px; height: 46px; border-radius: var(--radio-mini);
  background: var(--acento); box-shadow: 3px 3px 0 rgba(27,36,71,.2);
  display: grid; place-items: center; color: #fff8ec;
  font-family: var(--display); font-weight: 700; font-size: 20px;
}
.kt-login-caja h1 { font-family: var(--display); font-size: 19px; margin: 0; letter-spacing: .1px; }
.kt-login-caja .sub { font-size: 10px; color: var(--tinta-2); letter-spacing: 2.4px; text-transform: uppercase; margin-top: 2px; }
.kt-login-error {
  background: #f8e6e6; color: var(--peligro); border: 1px solid #dcb3ba;
  border-radius: var(--radio-mini); padding: 9px 12px; font-size: 12.5px; margin-bottom: 14px;
}

/* -------------------------------- Detalle de documento (pantalla ver) */
.kt-doc-cabecera { display: flex; justify-content: space-between; align-items: start; gap: 20px; flex-wrap: wrap; }
.kt-doc-numero {
  font-family: var(--display); font-size: 25px; font-weight: 700;
  letter-spacing: 0; font-variant-numeric: tabular-nums;
}
.kt-doc-datos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px 24px; margin-top: 14px; }
.kt-doc-datos .dato .k { font-size: 10px; text-transform: uppercase; letter-spacing: 1.6px; color: var(--tinta-2); }
.kt-doc-datos .dato .v { font-weight: 600; margin-top: 1px; }
.kt-aviso {
  background: #fbf2cd; border: 1px solid #ddc26a; color: #6f5706;
  border-radius: var(--radio-mini); padding: 10px 14px; font-size: 12.5px; margin-bottom: 14px;
}
.kt-aviso.info { background: #e6ebf7; border-color: #b9c5e6; color: var(--info); }

/* Vacío */
.kt-vacio { text-align: center; color: var(--tinta-2); padding: 36px 0; font-size: 13px; font-style: italic; }

/* ------------------------------- Barra de pestañas inferior (solo móvil) */
.kt-tabbar { display: none; }

/* ================================================================ Responsive
   Escritorio ancho → tablet (≤1100) → móvil (≤860) → teléfono (≤560).
   Regla general: nada se corta — las tablas se deslizan, el resto se apila. */
@media (max-width: 1100px) {
  .kt-metricas { grid-template-columns: repeat(2, 1fr); }
  .kt-grid-2, .kt-grid-3 { grid-template-columns: 1fr; }
  .fila-3, .fila-4 { grid-template-columns: 1fr 1fr; }
  .kt-contenido { padding: 20px 18px 36px; }
}

@media (max-width: 860px) {
  .kt-app { grid-template-columns: 1fr; }

  /* Sidebar → cabecera compacta con navegación deslizable */
  .kt-sidebar { position: relative; height: auto; border-right: none; border-bottom: 3px solid var(--acento); }
  .kt-marca { padding: 12px 14px 10px; }
  .kt-nav {
    display: flex; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch;
    padding: 8px; gap: 2px;
  }
  .kt-nav .grupo { display: none; }
  .kt-nav a { white-space: nowrap; padding: 8px 12px; flex: 0 0 auto; }
  .kt-nav a:hover { transform: none; }
  .kt-sesion { padding: 9px 14px; }

  /* Tablas: desplazamiento horizontal, sin cortar columnas */
  .kt-tabla { display: block; overflow-x: auto; }

  .fila-2, .fila-3, .fila-4 { grid-template-columns: 1fr; }
  .kt-totales { width: 100%; }
  .kt-doc-datos { grid-template-columns: 1fr 1fr; }
  .kt-topbar { padding: 11px 16px; }
  .kt-contenido { padding: 16px 14px 96px; } /* espacio para la barra inferior */

  /* Barra de pestañas fija, estilo app nativa */
  .kt-tabbar {
    display: grid; grid-template-columns: repeat(5, 1fr);
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 80;
    background: var(--panel); border-top: 3px solid var(--acento);
    padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
    box-shadow: 0 -4px 14px rgba(14,23,56,.25);
  }
  .kt-tabbar a {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    color: #cbd3e8; font-size: 10px; letter-spacing: .4px;
    text-decoration: none; padding: 4px 2px; border-radius: 8px;
  }
  .kt-tabbar a:hover { text-decoration: none; }
  .kt-tabbar a .icono { font-size: 17px; line-height: 1; }
  .kt-tabbar a.activo { color: var(--acento); }
  .kt-tabbar a.activo .icono { transform: translateY(-1px); }
}

@media (max-width: 560px) {
  body { font-size: 13px; }
  .kt-metricas { grid-template-columns: 1fr; gap: 10px; }
  .kt-topbar { flex-wrap: wrap; gap: 8px; padding: 10px 12px; }
  .kt-topbar h1 { font-size: 17px; }
  .kt-topbar .acciones { width: 100%; }
  .kt-topbar .acciones .btn { flex: 1 1 auto; justify-content: center; }
  .kt-contenido { padding: 12px 10px 96px; } /* espacio para la barra inferior */
  .kt-card { padding: 14px; }
  .kt-card h2 { margin: -14px -14px 12px; padding: 10px 14px 8px; }
  .kt-filtros .campo, .kt-filtros input[type=text] { min-width: 100%; }
  .kt-filtros .btn { flex: 1 1 auto; justify-content: center; }
  .kt-doc-datos { grid-template-columns: 1fr; }
  .kt-doc-cabecera { flex-direction: column; }
  .kt-login-caja { padding: 26px 20px 24px; }
  .kt-login::before { font-size: 30vh; }
  .kt-modal { padding: 16px; }
  .kt-toasts { right: 10px; bottom: 10px; left: 10px; }
  .kt-toast { max-width: none; }
}

@media print {
  .kt-sidebar, .kt-topbar, .btn, .kt-filtros { display: none !important; }
  .kt-app { grid-template-columns: 1fr; }
  body { background: #fff; }
}