:root {
  /* Variables de colores principales - Override Bootstrap Native */
  --bs-primary: #1A0200;
  --bs-primary-rgb: 26, 2, 0;
  
  --primary-color: #1A0200;
  --primary-dark: #000000;
  --success-color: #198754;
  --danger-color: #dc3545;
  --warning-color: #ffc107;
  --gold-color: #ffd700;
  --gold-dark: #d4af37;
  --dark-bg: #212529;
  --light-bg: #f8f9fa;
  --gray-color: #6c757d;
}

body {
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--light-bg);
}

/* Efectos Globales */
.shadow-hover:hover {
  box-shadow: 0 .5rem 1rem rgba(0,0,0,.15)!important;
  transition: box-shadow .3s ease-in-out;
}

/* Navbar Admin (Diferenciado) */
.navbar-admin {
  background-color: var(--dark-bg) !important;
  border-bottom: 3px solid var(--warning-color);
}

.navbar-admin .navbar-brand {
  color: var(--warning-color) !important;
  font-weight: bold;
}

/* Animación y Estilos Barra de Progreso */
.progress {
  background-color: #e9ecef;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: inset 0 1px 2px rgba(0,0,0,.1);
}

.progress-bar {
  transition: width 1s ease-in-out;
  font-weight: bold;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* Caja de Premio / Código */
.prize-box {
  background: linear-gradient(135deg, #ffffff 0%, #fef9e7 100%);
  border: 3px dashed var(--gold-dark);
  border-radius: 1rem;
  transition: transform 0.3s ease;
}

.prize-box:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
}

.prize-code-text {
  color: var(--success-color);
  font-family: monospace, monospace;
  letter-spacing: 4px;
  background: rgba(25, 135, 84, 0.1);
}

/* Badges */
.badge {
  font-weight: 600;
  padding: 0.4em 0.6em;
}

.badge-active {
  background-color: var(--success-color);
  color: white;
}

.badge-used {
  background-color: var(--gray-color);
  color: white;
  text-decoration: line-through;
}

/* Tablas */
.table-hover tbody tr:hover {
  background-color: rgba(13, 110, 253, 0.05);
  cursor: pointer;
}

/* Responsividad para móviles */
@media (max-width: 768px) {
  .display-1 {
      font-size: 3.5rem;
  }
  
  .display-3 {
      font-size: 2.5rem;
  }

  .card-body.p-5 {
      padding: 2rem !important; /* Reducir padding en móvil para login/registro */
  }

  .mt-md-0 {
    margin-top: 1rem !important;
  }
}

/* DNI Validations */
.is-valid-dni {
  border-color: var(--success-color);
  box-shadow: 0 0 0 0.25rem rgba(25, 135, 84, 0.25);
}

.is-invalid-dni {
  border-color: var(--danger-color);
  box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}