:root {
  --brand-primary: #42C0FB; /* Azul Maya */
  --brand-secondary: #0A3B5C; /* Azul Petróleo */
  --brand-success: #198754;
  --brand-danger: #dc3545;
  --brand-warning: #ffc107;
  --brand-info: #0dcaf0;
  --brand-light: #f8f9fa;
  --brand-dark: #0A3B5C; /* Azul Petróleo */
  --brand-accent: #2894D8; /* Azul Maya Medio */
  
  --text-base: #212529;
  --text-muted: #6c757d;
  --text-light: #f8f9fa;
  
  --bg-light: #F5FAFF; /* Fondo Azul Maya muy tenue */
  --bg-dark: #0A3B5C; /* Azul Petróleo */
  
  --border-radius: 0.375rem;
  --transition-speed: 0.3s;
  --card-glow: 0 0 10px rgba(10, 59, 92, 0.15); /* Brillo sutil para tarjetas */
}

/* Reset y tipografía global */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', sans-serif;
  background-color: var(--bg-light);
  color: var(--text-base);
  line-height: 1.6;
  font-size: 1rem;
}

a {
  color: var(--brand-primary);
  text-decoration: none;
}
a:hover {
  color: var(--brand-accent);
  text-decoration: underline;
}

/* =============================================
   ESTILOS DEL SIDEBAR - DEPRECADOS
   =============================================
   Los estilos del sidebar ahora están centralizados en sidebar_base.css
   que se carga desde GN_base.html. Estos estilos se mantienen comentados
   para referencia pero no se aplican para evitar conflictos.
   ============================================= */

/* Estilos para el sidebar */
/*
.sidebar {
  background-color: var(--brand-dark) !important;
  color: var(--text-light);
  width: 280px !important;
  min-width: 280px !important;
  background: linear-gradient(135deg, var(--brand-secondary), #0D5C8F) !important;
}

.sidebar .nav-link {
  color: rgba(255, 255, 255, 0.8);
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius);
  margin: 0.25rem 0;
  transition: all var(--transition-speed) ease;
  font-size: 0.95rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.025em;
}

.sidebar .nav-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
}

.sidebar .nav-link.active {
  background-color: var(--brand-primary);
  color: var(--text-light);
}

.sidebar h4 {
  font-size: 1.75rem !important;
  font-weight: 700 !important;
  color: var(--text-light);
  margin-bottom: 1rem;
  letter-spacing: 0.025em;
}

.sidebar .nav-link i {
  font-size: 1rem !important;
  width: 20px !important;
  text-align: center;
  margin-right: 0.5rem !important;
}

.sidebar .badge {
  font-size: 0.75rem !important;
  font-weight: 600 !important;
  padding: 0.25rem 0.5rem !important;
}
*/

/* Card Styles */
.card {
  border-radius: var(--border-radius);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1), var(--card-glow);
  transition: transform var(--transition-speed) ease;
  border: 1px solid var(--brand-secondary); /* Contorno azul petróleo */
  border-top: 3px solid var(--brand-primary); /* Borde superior azul maya */
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(10, 59, 92, 0.2); /* Brillo mejorado */
}

.card-header {
  border-top-left-radius: var(--border-radius);
  border-top-right-radius: var(--border-radius);
  font-weight: 600;
  background-color: var(--brand-dark);
  color: var(--text-light);
  border-bottom: none;
  padding: 1rem;
}

/* Table Styles */
.table {
  --bs-table-striped-bg: rgba(66, 192, 251, 0.05); /* Cebras con tinte azul maya */
}

.table thead th {
  background-color: var(--brand-dark);
  color: var(--text-light);
  font-weight: 600;
}

/* Button Styles */
.btn {
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: all var(--transition-speed) ease;
}

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

.btn-primary:hover {
  background-color: var(--brand-accent);
  border-color: var(--brand-accent);
}

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

.btn-success:hover {
  background-color: #0d9b6c;
  border-color: #0d9b6c;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* Badge Styles */
.badge {
  font-weight: 600;
  padding: 0.35em 0.65em;
  border-radius: var(--border-radius);
}

.bg-primary {
  background-color: var(--brand-primary) !important;
}

.bg-success {
  background-color: var(--brand-success) !important;
}

/* Alert Styles */
.alert {
  border-radius: var(--border-radius);
  border: none;
}

/* Form Styles */
.form-control, .form-select {
  border-radius: var(--border-radius);
  border: 1px solid #dee2e6;
  padding: 0.5rem 0.75rem;
}

.form-control:focus, .form-select:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 0.25rem rgba(66, 192, 251, 0.25); /* Sombra azul maya */
}

/* Custom Components */
.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1), var(--card-glow);
  border: 1px solid var(--brand-secondary); /* Contorno azul petróleo */
}

.stat-card__title {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.stat-card__value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--brand-secondary); /* Azul petróleo para destacar valores */
}

/* Dashboard specific styles */
.dashboard-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.dashboard-card .card-body {
  flex: 1;
}

/* Status indicators */
.status-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 0.5rem;
}

.status-active { background-color: var(--brand-success); }
.status-pending { background-color: var(--brand-warning); }
.status-inactive { background-color: var(--brand-danger); }

/* Loading states */
.loading-skeleton {
  animation: loading 1.5s infinite;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  border-radius: var(--border-radius);
}

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

/* Encabezados */
h1, h2, h3, h4, h5, h6 {
  color: var(--brand-secondary); /* Azul petróleo para encabezados */
  margin-top: 0;
}

/* Formularios dentro de tarjetas/modal */
.modal-content,
.card-body form {
  padding: 1rem;
}

/* Estilos para formularios de registro */
.auth-card, 
.register-card {
  background-color: var(--brand-dark); /* Azul petróleo para tarjetas de autenticación */
  color: var(--text-light);
  border-radius: var(--border-radius);
  box-shadow: var(--card-glow);
}

.auth-card .form-control,
.register-card .form-control {
  border: 1px solid rgba(255, 255, 255, 0.2);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
}

/* Ajustes de espaciado */
.mt-2  { margin-top: .5rem;  }
.mb-2  { margin-bottom: .5rem; }
.mb-4  { margin-bottom: 1.5rem; }
.p-2   { padding: .5rem;     }
.p-3   { padding: 1rem;      }
.p-4   { padding: 1.5rem;    }