/* ==========================================================================
   SERVICON - ESTILOS PRINCIPALES
   ==========================================================================
   Archivo consolidado de estilos usando el sistema de diseno Voltargy.
   Este archivo importa las variables CSS y define todos los estilos
   globales para la aplicacion.
   ========================================================================== */

/* ==========================================================================
   IMPORTACIONES
   ========================================================================== */

/* Google Fonts - Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* Variables CSS de Voltargy */
@import url('./variables.css');

/* ==========================================================================
   RESET Y ESTILOS BASE
   ========================================================================== */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 14px;
  position: relative;
  min-height: 100%;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--voltargy-text);
  background-color: var(--voltargy-background);
  margin-bottom: 60px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--voltargy-text);
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--voltargy-primary);
  text-decoration: none;
  transition: color 150ms ease-out;
}

a:hover {
  color: var(--voltargy-primary-dark);
  text-decoration: underline;
}

/* ==========================================================================
   LAYOUT - NAVBAR
   ========================================================================== */

.navbar {
  background-color: var(--voltargy-primary);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-3) var(--spacing-4);
}

.navbar-dark {
  background-color: var(--voltargy-primary);
}

.navbar-brand {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
  color: var(--voltargy-background);
  transition: var(--transition-opacity);
}

.navbar-brand:hover {
  color: var(--voltargy-background);
  opacity: 0.85;
}

.navbar .text-white {
  color: var(--voltargy-background);
}

.navbar .btn-outline-light {
  border-color: var(--voltargy-background);
  color: var(--voltargy-background);
  transition: var(--transition-color);
}

.navbar .btn-outline-light:hover {
  background-color: var(--voltargy-background);
  color: var(--voltargy-primary);
}

/* Boton hamburguesa (toggler) para mobile */
.navbar-toggler {
  border: 2px solid rgba(255, 255, 255, 0.5);
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius-md);
  transition: var(--transition-all);
}

.navbar-toggler:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25);
}

.navbar-toggler:hover {
  border-color: rgba(255, 255, 255, 0.8);
}

.navbar-toggler-icon {
  width: 1.25em;
  height: 1.25em;
}

/* ==========================================================================
   LAYOUT - SIDEBAR
   ========================================================================== */

.sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: var(--z-index-sticky);
  width: 250px;
  padding: 56px 0 0;
  background-color: var(--color-gray-50);
  box-shadow: inset -1px 0 0 var(--border-color-light);
  overflow-x: hidden;
  overflow-y: auto;
}

.sidebar-sticky {
  position: relative;
  top: 0;
  height: calc(100vh - 56px);
  padding-top: var(--spacing-2);
  overflow-x: hidden;
  overflow-y: auto;
}

/* Estilos de navegacion del sidebar */
.sidebar .nav-link {
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  padding: var(--spacing-3) var(--spacing-4);
  display: flex;
  align-items: center;
  transition: all 150ms ease-out;
  border-right: 3px solid transparent;
}

.sidebar .nav-link:hover {
  color: var(--voltargy-primary);
  background-color: var(--color-hover);
  text-decoration: none;
}

.sidebar .nav-link.active {
  color: var(--voltargy-background);
  background-color: var(--voltargy-primary);
  border-right-color: var(--voltargy-primary-dark);
}

.sidebar .nav-link:focus {
  outline: 2px solid var(--voltargy-primary);
  outline-offset: -2px;
}

.sidebar .nav-link i {
  margin-right: var(--spacing-2);
  font-size: var(--font-size-md);
}

/* Main content offset para sidebar */
.main-content {
  margin-left: 250px;
  padding-top: 56px;
}

/* Responsive - Mobile */
@media (max-width: 767.98px) {
  .sidebar {
    position: fixed;
    top: 56px;
    left: 0;
    width: 280px;
    height: calc(100vh - 56px);
    padding: 0;
    z-index: var(--z-index-modal);
    background-color: var(--voltargy-background);
    box-shadow: var(--shadow-xl);
    transform: translateX(-100%);
    transition: transform 300ms ease-in-out;
  }

  .sidebar.collapse:not(.show) {
    display: block;
    transform: translateX(-100%);
  }

  .sidebar.collapse.show,
  .sidebar.collapsing {
    transform: translateX(0);
  }

  .sidebar-sticky {
    height: calc(100vh - 56px);
    padding-top: var(--spacing-3);
  }

  .main-content {
    margin-left: 0;
    padding-top: 56px;
  }

  .sidebar .nav-link {
    border-right: none;
    border-bottom: 1px solid var(--border-color-light);
    padding: var(--spacing-4);
  }

  .sidebar .nav-link.active {
    border-right: none;
    border-left: 4px solid var(--voltargy-primary);
  }

  /* Overlay oscuro detras del sidebar */
  .sidebar-backdrop {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-index-modal) - 1);
    opacity: 0;
    visibility: hidden;
    transition: opacity 300ms ease, visibility 300ms ease;
  }

  .sidebar-backdrop.show {
    opacity: 1;
    visibility: visible;
  }

  .sidebar .nav-link.active {
    border-right: none;
    border-left: 3px solid var(--voltargy-primary);
  }
}

/* ==========================================================================
   CARDS
   ========================================================================== */

.card {
  background-color: var(--voltargy-background);
  border: var(--border-width-1) solid var(--border-color-light);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-card);
  transition: var(--transition-all);
  margin-bottom: var(--spacing-md);
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.card-header {
  background-color: var(--color-gray-50);
  border-bottom: var(--border-width-1) solid var(--border-color-light);
  padding: var(--spacing-4);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
}

.card-body {
  padding: var(--spacing-4);
}

.card-footer {
  background-color: var(--color-gray-50);
  border-top: var(--border-width-1) solid var(--border-color-light);
  padding: var(--spacing-3) var(--spacing-4);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-3);
  color: var(--voltargy-text);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-2);
}

/* ==========================================================================
   TABLAS
   ========================================================================== */

.table {
  width: 100%;
  margin-bottom: var(--spacing-md);
  background-color: var(--voltargy-background);
  border-collapse: collapse;
}

.table thead {
  background-color: var(--color-gray-100);
  border-bottom: var(--border-width-2) solid var(--border-color-base);
}

.table thead th {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-gray-700);
  padding: var(--spacing-3) var(--spacing-4);
  text-align: left;
}

.table tbody tr {
  border-bottom: var(--border-width-1) solid var(--border-color-light);
  transition: var(--transition-color);
}

.table tbody tr:hover {
  background-color: var(--color-hover);
}

.table tbody td {
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--font-size-sm);
  color: var(--voltargy-text);
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: var(--color-gray-50);
}

.table-striped tbody tr:nth-of-type(odd):hover {
  background-color: var(--color-hover);
}

/* Tabla responsive */
.table-responsive {
  display: block;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .table thead {
    display: none;
  }

  .table tbody tr {
    display: block;
    margin-bottom: var(--spacing-4);
    border: var(--border-width-1) solid var(--border-color-light);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-3);
  }

  .table tbody td {
    display: block;
    text-align: right;
    padding: var(--spacing-2) 0;
    border-bottom: var(--border-width-1) solid var(--border-color-light);
  }

  .table tbody td:last-child {
    border-bottom: none;
  }

  .table tbody td::before {
    content: attr(data-label);
    float: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
  }
}

/* ==========================================================================
   BADGES
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--border-radius-full);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  transition: opacity 200ms ease;
}

.badge-pulse {
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Boton de accion principal con efecto de atencion */
.btn-action-highlight {
  animation: btn-glow 2s infinite ease-in-out;
  box-shadow: 0 0 8px rgba(25, 135, 84, 0.4);
  font-weight: 600;
}

@keyframes btn-glow {
  0%, 100% { box-shadow: 0 0 8px rgba(25, 135, 84, 0.4); }
  50% { box-shadow: 0 0 20px rgba(25, 135, 84, 0.7); }
}

.badge-primary {
  background-color: var(--voltargy-primary-lightest);
  color: var(--voltargy-primary-dark);
}

.badge-secondary {
  background-color: var(--voltargy-secondary-lightest);
  color: var(--voltargy-secondary-dark);
}

.badge-success {
  background-color: var(--color-success-light);
  color: var(--color-success-dark);
}

.badge-danger {
  background-color: var(--color-danger-light);
  color: var(--color-danger-dark);
}

.badge-warning {
  background-color: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.badge-info {
  background-color: var(--color-info-light);
  color: var(--color-info-dark);
}

.badge-light {
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
}

.badge-dark {
  background-color: var(--color-gray-800);
  color: var(--voltargy-background);
}

/* ==========================================================================
   BOTONES (Complementar Bootstrap)
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  border-radius: var(--border-radius-md);
  border: var(--border-width-1) solid transparent;
  transition: all 180ms ease-out;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn:active {
  transform: scale(0.98) translateY(0);
  transition-duration: 100ms;
}

.btn:focus {
  outline: 2px solid var(--voltargy-primary);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  pointer-events: none;
  transform: none;
}

.btn-primary {
  background-color: var(--voltargy-primary);
  border-color: var(--voltargy-primary);
  color: var(--voltargy-background);
}

.btn-primary:hover {
  background-color: var(--voltargy-primary-dark);
  border-color: var(--voltargy-primary-dark);
  color: var(--voltargy-background);
}

.btn-primary:focus {
  outline-color: var(--voltargy-primary);
  box-shadow: 0 0 0 3px var(--voltargy-primary-lightest);
}

.btn-success {
  background-color: var(--voltargy-secondary);
  border-color: var(--voltargy-secondary);
  color: var(--voltargy-background);
}

.btn-success:hover {
  background-color: var(--voltargy-secondary-dark);
  border-color: var(--voltargy-secondary-dark);
  color: var(--voltargy-background);
}

.btn-success:focus {
  outline-color: var(--voltargy-secondary);
  box-shadow: 0 0 0 3px var(--voltargy-secondary-lightest);
}

.btn-outline-primary {
  background-color: transparent;
  border-color: var(--voltargy-primary);
  color: var(--voltargy-primary);
}

.btn-outline-primary:hover {
  background-color: var(--voltargy-primary);
  border-color: var(--voltargy-primary);
  color: var(--voltargy-background);
}

.btn-outline-success {
  background-color: transparent;
  border-color: var(--voltargy-secondary);
  color: var(--voltargy-secondary);
}

.btn-outline-success:hover {
  background-color: var(--voltargy-secondary);
  border-color: var(--voltargy-secondary);
  color: var(--voltargy-background);
}

/* Ensure all outlined button variants maintain visible borders */
.btn-outline-warning,
.btn-outline-danger,
.btn-outline-info,
.btn-outline-secondary {
  background-color: transparent;
  border-width: 1px;
  border-style: solid;
}

.btn-outline-warning {
  border-color: #ffc107;
  color: #856404;
}

.btn-outline-warning:hover {
  background-color: #ffc107;
  border-color: #ffc107;
  color: #000;
}

.btn-outline-danger {
  border-color: #dc3545;
  color: #dc3545;
}

.btn-outline-danger:hover {
  background-color: #dc3545;
  border-color: #dc3545;
  color: #fff;
}

.btn-outline-info {
  border-color: #0dcaf0;
  color: #087990;
}

.btn-outline-info:hover {
  background-color: #0dcaf0;
  border-color: #0dcaf0;
  color: #000;
}

.btn-outline-secondary {
  border-color: #6c757d;
  color: #6c757d;
}

.btn-outline-secondary:hover {
  background-color: #6c757d;
  border-color: #6c757d;
  color: #fff;
}

.btn-sm {
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: var(--spacing-3) var(--spacing-6);
  font-size: var(--font-size-base);
}

/* Botones con iconos */
.btn i {
  margin-right: var(--spacing-2);
}

.btn i:last-child {
  margin-right: 0;
  margin-left: var(--spacing-2);
}

/* ==========================================================================
   FORMULARIOS
   ========================================================================== */

.form-control,
.form-select {
  display: block;
  width: 100%;
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--voltargy-text);
  background-color: var(--voltargy-background);
  border: var(--border-width-1) solid var(--border-color-base);
  border-radius: var(--border-radius-md);
  transition: border-color 150ms ease-out, box-shadow 150ms ease-out;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--voltargy-primary);
  outline: 0;
  box-shadow: var(--shadow-focus);
}

.form-control::placeholder {
  color: var(--color-gray-500);
}

.form-label {
  display: inline-block;
  margin-bottom: var(--spacing-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
}

.form-text {
  margin-top: var(--spacing-1);
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
}

/* Form validation */
.invalid-feedback {
  display: none;
  margin-top: var(--spacing-1);
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

.was-validated .form-control:invalid ~ .invalid-feedback,
.form-control.is-invalid ~ .invalid-feedback {
  display: block;
}

.was-validated .form-control:invalid,
.form-control.is-invalid {
  border-color: var(--color-danger);
}

.was-validated .form-control:invalid:focus,
.form-control.is-invalid:focus {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px var(--color-danger-light);
}

.was-validated .form-control:valid,
.form-control.is-valid {
  border-color: var(--color-success);
}

.was-validated .form-control:valid:focus,
.form-control.is-valid:focus {
  border-color: var(--color-success);
  box-shadow: 0 0 0 3px var(--color-success-light);
}

/* Form floating labels */
.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
  color: var(--color-gray-500);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
  text-align: start;
}

/* Form check (checkbox/radio) */
.form-check-input {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.125rem;
  border: var(--border-width-1) solid var(--border-color-base);
  border-radius: var(--border-radius-sm);
  transition: var(--transition-color);
}

.form-check-input:checked {
  background-color: var(--voltargy-primary);
  border-color: var(--voltargy-primary);
}

.form-check-input:focus {
  border-color: var(--voltargy-primary);
  outline: 0;
  box-shadow: var(--shadow-focus);
}

.form-check-label {
  font-size: var(--font-size-sm);
  margin-left: var(--spacing-2);
  color: var(--voltargy-text);
}

/* Focus states para accesibilidad */
.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
  box-shadow: var(--shadow-focus);
}

/* ==========================================================================
   HTMX - ESTADOS DE CARGA
   ========================================================================== */

/* Indicador de request en progreso */
.htmx-request {
  opacity: 0.7;
  pointer-events: none;
  cursor: wait;
  transition: opacity 200ms ease;
}

/* Spinner de carga */
.htmx-indicator {
  display: none;
}

.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator {
  display: inline-block;
  margin-left: var(--spacing-2);
}

/* Skeleton loading placeholder */
.loading-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite ease-in-out;
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Spinner animado */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--color-gray-300);
  border-top-color: var(--voltargy-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 0.75rem;
  height: 0.75rem;
  border-width: 1px;
}

.spinner-lg {
  width: 2rem;
  height: 2rem;
  border-width: 3px;
}

/* Loading overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-index-modal);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-opacity);
}

.loading-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.loading-content {
  background-color: var(--voltargy-background);
  padding: var(--spacing-6);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  text-align: center;
}

/* HTMX swapping states */
.htmx-swapping {
  opacity: 0;
  transition: var(--transition-opacity);
}

.htmx-settling {
  opacity: 1;
}

/* Fade-in para contenido nuevo */
.fade-in {
  animation: fadeIn 300ms ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   UTILIDADES
   ========================================================================== */

/* Espaciado */
.mt-1 { margin-top: var(--spacing-1); }
.mt-2 { margin-top: var(--spacing-2); }
.mt-3 { margin-top: var(--spacing-3); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-5 { margin-top: var(--spacing-5); }

.mb-1 { margin-bottom: var(--spacing-1); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-3 { margin-bottom: var(--spacing-3); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-5 { margin-bottom: var(--spacing-5); }

.pt-1 { padding-top: var(--spacing-1); }
.pt-2 { padding-top: var(--spacing-2); }
.pt-3 { padding-top: var(--spacing-3); }
.pt-4 { padding-top: var(--spacing-4); }
.pt-5 { padding-top: var(--spacing-5); }

.pb-1 { padding-bottom: var(--spacing-1); }
.pb-2 { padding-bottom: var(--spacing-2); }
.pb-3 { padding-bottom: var(--spacing-3); }
.pb-4 { padding-bottom: var(--spacing-4); }
.pb-5 { padding-bottom: var(--spacing-5); }

/* Texto */
.text-primary { color: var(--voltargy-primary); }
.text-secondary { color: var(--voltargy-secondary); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }
.text-info { color: var(--color-info); }
.text-muted { color: var(--color-gray-600); }

/* Fondos */
.bg-primary { background-color: var(--voltargy-primary); }
.bg-secondary { background-color: var(--voltargy-secondary); }
.bg-success { background-color: var(--color-success); }
.bg-danger { background-color: var(--color-danger); }
.bg-warning { background-color: var(--color-warning); }
.bg-info { background-color: var(--color-info); }
.bg-light { background-color: var(--color-gray-50); }
.bg-dark { background-color: var(--color-gray-900); }

/* Bordes */
.border { border: var(--border-width-1) solid var(--border-color-base); }
.border-top { border-top: var(--border-width-1) solid var(--border-color-base); }
.border-bottom { border-bottom: var(--border-width-1) solid var(--border-color-base); }
.border-left { border-left: var(--border-width-1) solid var(--border-color-base); }
.border-right { border-right: var(--border-width-1) solid var(--border-color-base); }
.border-0 { border: 0; }

.rounded { border-radius: var(--border-radius-md); }
.rounded-sm { border-radius: var(--border-radius-sm); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-circle { border-radius: 50%; }

/* Sombras */
.shadow-none { box-shadow: var(--shadow-none); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* Display */
.d-none { display: none; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-column { flex-direction: column; }
.justify-content-start { justify-content: flex-start; }
.justify-content-end { justify-content: flex-end; }
.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.align-items-start { align-items: flex-start; }
.align-items-end { align-items: flex-end; }
.align-items-center { align-items: center; }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

/* Position */
.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }
.position-sticky { position: sticky; }

/* Width/Height */
.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* ==========================================================================
   PAGINA DE LOGIN
   ========================================================================== */

/* Fondo de la pagina de login con gradiente sutil */
.bg-light {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

/* Contenedor principal de la card de login */
.login-card {
  border-top: var(--border-width-4) solid var(--voltargy-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-all);
  background-color: var(--voltargy-background);
}

.login-card:hover {
  box-shadow: var(--shadow-lg);
}

/* Logo con icono de rayo */
.login-logo {
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-logo-icon {
  width: 64px;
  height: 64px;
  filter: drop-shadow(0 2px 4px rgba(18, 75, 142, 0.2));
  transition: var(--transition-transform);
}

.login-logo-icon:hover {
  transform: scale(1.05);
}

/* Titulo VOLTARGY */
.login-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--voltargy-primary);
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--spacing-1);
}

/* Subtitulo */
.login-subtitle {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  color: var(--color-gray-600);
  letter-spacing: var(--letter-spacing-normal);
}

/* Footer con contacto */
.login-footer {
  padding-top: var(--spacing-4);
  border-top: var(--border-width-1) solid var(--border-color-light);
}

.login-footer a {
  transition: var(--transition-color);
}

.login-footer a:hover {
  color: var(--voltargy-primary);
  text-decoration: none;
}

/* Estilos especificos para inputs del login */
.login-card .form-control:focus {
  border-color: var(--voltargy-primary);
  box-shadow: var(--shadow-focus);
}

.login-card .form-check-input:checked {
  background-color: var(--voltargy-primary);
  border-color: var(--voltargy-primary);
}

.login-card .form-check-input:focus {
  border-color: var(--voltargy-primary);
  box-shadow: var(--shadow-focus);
}

/* Responsive - Mobile */
@media (max-width: 768px) {
  .login-logo-icon {
    width: 48px;
    height: 48px;
  }

  .login-title {
    font-size: var(--font-size-xl);
  }

  .login-subtitle {
    font-size: var(--font-size-xs);
  }
}

/* ==========================================================================
   KPI CARDS - DASHBOARD
   ========================================================================== */

/* Link wrapper para hacer toda la card clickeable */
.kpi-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  height: 100%;
}

.kpi-card-link:hover {
  text-decoration: none;
  color: inherit;
}

.kpi-card-link.kpi-disabled {
  pointer-events: none;
  cursor: default;
  opacity: 0.55;
}

.kpi-card-link.kpi-disabled .kpi-card:hover {
  transform: none;
  box-shadow: var(--shadow-card);
}

/* Contenedor base de KPI card */
.kpi-card {
  position: relative;
  background-color: var(--voltargy-background);
  border: var(--border-width-1) solid var(--border-color-light);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-5);
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  transition: all var(--transition-base) var(--transition-ease-out);
  height: 100%;
  overflow: hidden;
}

/* Borde izquierdo distintivo */
.kpi-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background-color: currentColor;
}

/* Hover effect - elevacion y movimiento */
.kpi-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Variantes de color para cada tipo de KPI */
.kpi-card.kpi-primary {
  color: var(--voltargy-primary);
}

.kpi-card.kpi-success {
  color: var(--voltargy-secondary);
}

.kpi-card.kpi-warning {
  color: var(--color-warning-dark);
}

.kpi-card.kpi-danger {
  color: var(--color-danger);
}

.kpi-card.kpi-info {
  color: var(--color-info-dark);
}

.kpi-card.kpi-secondary {
  color: var(--color-gray-600);
}

/* Icono con fondo circular */
.kpi-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  transition: var(--transition-transform);
}

/* Fondos sutiles para cada variante */
.kpi-primary .kpi-icon {
  background-color: var(--voltargy-primary-lightest);
  color: var(--voltargy-primary);
}

.kpi-success .kpi-icon {
  background-color: var(--voltargy-secondary-lightest);
  color: var(--voltargy-secondary);
}

.kpi-warning .kpi-icon {
  background-color: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.kpi-danger .kpi-icon {
  background-color: var(--color-danger-light);
  color: var(--color-danger-dark);
}

.kpi-info .kpi-icon {
  background-color: var(--color-info-light);
  color: var(--color-info-dark);
}

.kpi-secondary .kpi-icon {
  background-color: var(--color-gray-100);
  color: var(--color-gray-600);
}

/* Efecto de escala en hover del icono */
.kpi-card:hover .kpi-icon {
  transform: scale(1.1);
}

/* Contenido de la KPI card */
.kpi-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

/* Valor numerico principal - grande y destacado */
.kpi-value {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  color: var(--voltargy-text);
  margin: 0;
}

/* Label descriptivo */
.kpi-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-600);
  line-height: var(--line-height-tight);
  margin: 0;
}

/* Texto secundario (opcional) */
.kpi-meta {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
  margin-top: var(--spacing-1);
}

/* Accion opcional en la card */
.kpi-action {
  margin-top: var(--spacing-3);
}

/* Responsive - Tablet */
@media (max-width: 992px) {
  .kpi-card {
    padding: var(--spacing-4);
  }

  .kpi-icon {
    width: 56px;
    height: 56px;
    font-size: 1.5rem;
  }

  .kpi-value {
    font-size: var(--font-size-2xl);
  }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
  .kpi-card {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    padding: 0.6rem 0.5rem;
    gap: 0.35rem;
  }

  .kpi-icon {
    width: 30px;
    height: 30px;
    font-size: 0.85rem;
    margin: 0 auto;
  }

  .kpi-value {
    font-size: 1.2rem;
    line-height: 1;
  }

  .kpi-label {
    font-size: 0.65rem;
    line-height: 1.15;
  }

  .kpi-meta {
    font-size: 0.55rem;
    line-height: 1.1;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .kpi-action .btn {
    font-size: 0.55rem;
    padding: 0.1rem 0.35rem;
    border-width: 1px !important;
    min-height: 1.2rem;
  }

  .kpi-content {
    gap: 0.1rem;
  }

  /* En mobile, sin hover animations */
  .kpi-card:hover {
    transform: none;
  }

  .kpi-card:hover .kpi-icon {
    transform: none;
  }
}

/* ==========================================================================
   MICRO-ANIMACIONES ADICIONALES
   ========================================================================== */

/* Animacion de exito/confirmacion */
.success-check {
  animation: successPop 400ms ease-out;
}

@keyframes successPop {
  0% { transform: scale(0); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* Transiciones para dropdowns */
.dropdown-menu {
  animation: dropdownSlideIn 200ms ease-out;
}

@keyframes dropdownSlideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Animacion de entrada para modales */
.modal.fade .modal-dialog {
  transition: transform 200ms ease-out;
}

.modal.show .modal-dialog {
  transform: none;
}

/* Animacion de rotacion para iconos interactivos */
.icon-rotate {
  transition: transform 200ms ease-out;
}

.icon-rotate:hover {
  transform: rotate(15deg);
}

/* ==========================================================================
   RESPONSIVE UTILITIES
   ========================================================================== */

/* Nota: Las clases d-*-none, d-*-block son proporcionadas por Bootstrap 5.
   No redefinirlas aqui para evitar conflictos. */

/* ==========================================================================
   EMPTY STATE - Estado vacio reutilizable
   ========================================================================== */

.empty-state-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--voltargy-primary-lightest, #E8F0F9);
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-state-icon i {
  font-size: 32px;
  color: var(--voltargy-primary, #124B8E);
}

/* ==========================================================================
   ACCESIBILIDAD - PREFERS-REDUCED-MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}