/* ===================================
   VARIABLES GLOBALES (COLORES Y FUENTES)
====================================== */
:root {
  --color-rojo: #c1121f;
  --color-rojo-hover: #a30e1a;
  --color-gris-claro: #f8f9fa;
  --color-gris-medio: #6c757d;
  --color-blanco: #ffffff;
  --color-negro: #212529;
  --fuente-principal: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* ===================================
   BODY Y TIPOGRAFÍA GENERAL
====================================== */
body {
  background-color: var(--color-gris-claro);
  color: var(--color-negro);
  font-family: var(--fuente-principal);
  margin: 0;
  padding: 0;
}

a {
  color: var(--color-rojo);
  text-decoration: none;
  transition: color 0.3s ease-in-out;
}

a:hover {
  color: var(--color-rojo-hover);
}

/* ===================================
   FORMULARIO Y SECCIONES
====================================== */
.seccion {
  background-color: var(--color-blanco);
  border: 1px solid #dee2e6;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(128, 128, 128, 0.1);
  padding: 20px;
}

h2 {
  color: var(--color-rojo);
  margin-bottom: 15px;
}

hr {
  border-top: 2px solid var(--color-rojo);
}

label {
  color: var(--color-gris-medio);
}

/* ===================================
   CAMPOS DE FORMULARIO
====================================== */
.form-control {
  border: 1px solid #adb5bd;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
  border-color: var(--color-rojo);
  box-shadow: 0 0 0 0.2rem rgba(193, 18, 31, 0.25);
}

/* ===================================
   BOTONES PERSONALIZADOS
====================================== */
.btn-custom {
  padding: 10px 25px;
  font-weight: bold;
  border-radius: 8px;
  transition: all 0.3s ease-in-out;
}

.btn-outline-secondary {
  border: 1px solid var(--color-gris-medio);
  color: var(--color-gris-medio);
}

.btn-outline-secondary:hover {
  background-color: var(--color-gris-medio);
  color: var(--color-blanco);
}

.btn-danger {
  background-color: var(--color-rojo);
  border-color: var(--color-rojo);
  color: var(--color-blanco);
}

.btn-danger:hover {
  background-color: var(--color-rojo-hover);
  border-color: var(--color-rojo-hover);
}

/* ===================================
   ENCABEZADO PRINCIPAL
====================================== */
.main-header {
  background-color: var(--color-gris-claro);
  border-bottom: 2px solid var(--color-rojo);
  padding: 6px 0;
  min-height: 60px;
}

.header-logo {
  max-height: 5em;
  width: auto;
}

.titulo-principal {
  font-size: 1.1rem;
  font-weight: bold;
  margin-left: 1rem;
  color: var(--color-rojo);
}

.user-controls .btn {
  font-size: 0.85rem;
  padding: 4px 12px;
}

.user-controls .btn i {
  font-size: 0.85rem;
  margin-right: 4px;
}

/* ===================================
   BOTONES DE NAVEGACIÓN SUPERIOR
====================================== */
.navbar .btn-nav {
  font-size: 0.85rem;
  padding: 6px 10px;
  border-radius: 6px;
  margin-right: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  background-color: var(--color-blanco);
  border: 1px solid var(--color-rojo);
  transition: all 0.3s ease;
}

.navbar .btn-nav i {
  font-size: 1rem;
  color: var(--color-rojo);
  transition: transform 0.2s ease, color 0.2s ease;
}

.navbar .btn-nav:hover {
  background-color: var(--color-rojo);
}

.navbar .btn-nav:hover i {
  color: var(--color-blanco);
  transform: scale(1.1);
}

/* ===================================
   BOTONES FIJOS INFERIORES
====================================== */
.botones-fijos {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-blanco);
  padding: 1rem;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 576px) {
  .botones-fijos {
    flex-direction: row;
    justify-content: center;
  }
}

.espaciado-para-botones {
  padding-bottom: 10rem;
}

/* ===================================
   AVISO LEGAL Y POLÍTICA
====================================== */
.aviso-politica {
  font-size: 0.9rem;
  color: var(--color-gris-medio);
}

.politica-enlace {
  color: var(--color-rojo);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease-in-out;
}

/* ===================================
   TABLAS Y ESTADOS
====================================== */
.table-responsive {
  background-color: var(--color-blanco);
  border: 1px solid #dee2e6;
  border-radius: 12px;
  padding: 1rem;
  overflow-x: auto;
}

.table {
  width: 100%;
  font-size: 0.95rem;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 12px;
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
}

.table thead th {
  background-color: var(--color-rojo);
  color: var(--color-blanco);
  border-bottom: 2px solid #b10f1c;
  font-weight: 600;
}

.table tbody tr:nth-child(even) {
  background-color: var(--color-gris-claro);
}

.table-hover tbody tr:hover {
  background-color: #e9ecef;
}

.table i {
  transition: transform 0.2s ease-in-out;
  cursor: pointer;
}

.table i:hover {
  transform: scale(1.2);
}

.celda-numero {
  font-weight: bold;
  color: var(--color-rojo);
  max-width: 100px;
  text-overflow: ellipsis;
  overflow: hidden;
}

.celda-fecha {
  font-size: 0.9rem;
  color: var(--color-gris-medio);
  font-weight: 500;
  min-width: 120px;
}

.celda-acciones {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  max-width: 160px;
}

.table .btn {
  padding: 5px 10px;
  font-size: 0.85rem;
}

.estado-factura {
  font-size: 0.875rem;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  text-align: center;
  min-width: 120px;
  max-width: 150px;
  width: 100%;
}

.estado-factura.form-select {
  font-size: 0.85rem;
  padding: 4px 8px;
  text-align-last: center;
  background-color: var(--color-blanco);
  border: 1px solid #adb5bd;
  color: var(--color-negro);
  border-radius: 6px;
}

.estado-factura.form-select:focus {
  border-color: var(--color-rojo);
  box-shadow: 0 0 0 0.2rem rgba(193, 18, 31, 0.25);
}

.badge {
  font-size: 0.75rem;
  padding: 0.4em 0.6em;
  border-radius: 6px;
  text-transform: capitalize;
}

.badge-aprobado {
  background-color: #198754;
  color: #fff;
}

.badge-pendiente {
  background-color: var(--color-gris-medio);
  color: #fff;
}

.badge-rechazado {
  background-color: #dc3545;
  color: #fff;
}

.badge-en-proceso {
  background-color: #ffc107;
  color: #212529;
}

/* ===================================
   ANIMACIONES
====================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.8s ease-out;
}

@keyframes highlightRow {
  from {
    background-color: #d1ecf1;
  }
  to {
    background-color: transparent;
  }
}

.table tbody tr.highlight {
  animation: highlightRow 2s ease-out;
}

/* ===================================
   PAGINACIÓN
====================================== */
.pagination {
  display: flex;
  justify-content: center;
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.pagination li {
  margin: 0 5px;
}

.pagination a {
  padding: 8px 12px;
  font-size: 1rem;
  color: var(--color-negro);
  border: 1px solid #dee2e6;
  border-radius: 4px;
  transition: background-color 0.3s, color 0.3s;
}

.pagination a:hover {
  background-color: var(--color-rojo);
  color: var(--color-blanco);
}

.pagination .active a {
  background-color: var(--color-rojo);
  color: var(--color-blanco);
  pointer-events: none;
}

.pagination .disabled a {
  color: #adb5bd;
  background-color: var(--color-gris-claro);
  border-color: #dee2e6;
  pointer-events: none;
}

/* ===================================
   ACORDEÓN
====================================== */
.accordion-button {
  background-color: #e57373;
  color: #fff;
  font-weight: 600;
  border: none;
  transition: background-color 0.3s;
}

.accordion-button:not(.collapsed) {
  background-color: #d32f2f;
}

.accordion-body {
  background-color: #fcfcfc;
  color: #333;
  padding: 1rem 1.5rem;
  border-top: 1px solid #ddd;
}

/* Estilo base del botón (reutilizado del anterior) */
.btn-icon-ver-detalles {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-rojo);
  background-color: var(--color-blanco);
  color: var(--color-rojo);
  border-radius: 50%;
  font-size: 0.95rem;
  transition: all 0.3s ease-in-out;
  position: relative;
}

.btn-icon-ver-detalles i {
  transition: transform 0.2s ease;
}

.btn-icon-ver-detalles:hover {
  background-color: var(--color-rojo);
  color: var(--color-blanco);
}

.btn-icon-ver-detalles:hover i {
  transform: scale(1.1);
}

/* Tooltip estilizado */
.tooltip-hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-negro);
  color: var(--color-blanco);
  padding: 6px 10px;
  font-size: 0.75rem;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 10;
}

/* Flechita del tooltip */
.tooltip-hover::before {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--color-negro);
  opacity: 0;
  transition: opacity 0.3s ease;
}

/* Mostrar tooltip al hacer hover */
.tooltip-hover:hover::after,
.tooltip-hover:hover::before {
  opacity: 1;
}

/* ===================================
   CHECKBOX PERSONALIZADO: Revisado
=================================== */
.checkbox-revisado,
.campo-revisado {
  appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-gris-medio);
  border-radius: 4px;
  background-color: var(--color-blanco);
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease-in-out;
  display: inline-block;
}

.checkbox-revisado:checked,
.campo-revisado:checked {
  background-color: var(--color-rojo);
  border-color: var(--color-rojo);
}

.checkbox-revisado:checked::after,
.campo-revisado:checked::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 6px;
  width: 4px;
  height: 10px;
  border: solid var(--color-blanco);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}