/* ===== HEADER DE BIENVENIDA ===== */
.welcome-header {
  background: #3f51b5;
  color: white;
  padding: 2rem 2rem 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: relative;
  overflow: hidden;
}

.welcome-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="white" opacity="0.1"/><circle cx="90" cy="40" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.2;
}

.welcome-content {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

.welcome-icon {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.welcome-icon mat-icon {
  font-size: 32px;
  width: 32px;
  height: 32px;
  color: white;
}

.welcome-text {
  flex: 1;
}

.welcome-title {
  margin: 0 0 0.5rem 0;
  font-size: 2rem;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.welcome-subtitle {
  margin: 0 0 0.25rem 0;
  font-size: 1.1rem;
  font-weight: 500;
  opacity: 0.95;
}

.welcome-description {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.8;
}

.welcome-actions {
  display: flex;
  gap: 0.5rem;
  position: relative;
  z-index: 1;
}

.help-button,
.refresh-button {
  background: rgba(255, 255, 255, 0.2) !important;
  color: white !important;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

.help-button:hover,
.refresh-button:hover {
  background: rgba(255, 255, 255, 0.3) !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ===== CONTENIDO PRINCIPAL ===== */
mat-dialog-content {
  height: calc(100% - 200px);
  overflow: auto;
  padding: 0 !important;
  background: #f8f9fa;
}

.main-content {
  padding: 2rem;
}

/* ===== SPINNER DE CARGA ===== */
.spinner-container {
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
}

.loading-content {
  text-align: center;
}

.loading-spinner {
  width: 60px !important;
  height: 60px !important;
  margin-bottom: 1rem;
}

.loading-text {
  margin: 0;
  color: #666;
  font-weight: 500;
}

/* ===== RESUMEN DEL SISTEMA ===== */
.system-overview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.overview-card {
  background: white;
  border-radius: 16px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
  overflow: hidden;
}

.overview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.overview-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
  border-color: #667eea;
}

.overview-card:hover::before {
  opacity: 1;
}

.overview-icon {
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.overview-icon mat-icon {
  color: white;
  font-size: 24px;
  width: 24px;
  height: 24px;
}

.overview-content h3 {
  margin: 0 0 0.5rem 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: #2c3e50;
}

.overview-content p {
  margin: 0;
  font-size: 0.9rem;
  color: #6c757d;
}

/* ===== BADGES DE ESTADO ===== */
.status-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-badge.online {
  background: linear-gradient(135deg, #28a745, #20c997);
  color: white;
}

.status-badge.offline {
  background: linear-gradient(135deg, #dc3545, #c82333);
  color: white;
}

.status-badge.info {
  background: linear-gradient(135deg, #17a2b8, #138496);
  color: white;
}

/* ===== TABS PRINCIPALES ===== */
.main-tabs {
  background: white;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

::ng-deep .main-tabs .mat-tab-header {
  background: #f8f9fa;
  border-bottom: 1px solid #e9ecef;
}

::ng-deep .main-tabs .mat-tab-label {
  font-weight: 600;
  color: #6c757d;
  transition: all 0.3s ease;
}

::ng-deep .main-tabs .mat-tab-label-active {
  color: #667eea;
}

::ng-deep .main-tabs .mat-ink-bar {
  background: linear-gradient(90deg, #667eea, #764ba2);
  height: 3px;
}

.tab-content {
  padding: 2rem;
}

/* ===== CONTENEDOR DE ERRORES ===== */
.error-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 300px;
  padding: 2rem;
}

.error-card {
  background: white;
  border-radius: 16px;
  padding: 3rem 2rem;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border: 1px solid #e9ecef;
  max-width: 400px;
}

.error-icon {
  font-size: 64px;
  width: 64px;
  height: 64px;
  color: #dc3545;
  margin-bottom: 1rem;
}

.error-card h3 {
  margin: 0 0 1rem 0;
  color: #2c3e50;
  font-weight: 600;
}

.error-card p {
  margin: 0 0 2rem 0;
  color: #6c757d;
  line-height: 1.5;
}

/* ===== REPOSITORIOS ===== */
.repositories-container {
  padding: 1rem;
}

.repositories-selector-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.repository-selector {
  display: flex;
  justify-content: center;
  padding: 1rem 0;
}

.repository-content {
  padding: 1rem;
}

.repository-select-field {
  min-width: 300px;
  max-width: 500px;
  width: 100%;
}

.selected-repository-content {
  animation: fadeInUp 0.6s ease-out;
}

.no-repository-selected {
  text-align: center;
  padding: 3rem 2rem;
  color: #6c757d;
}

.no-repository-selected .no-data-icon {
  font-size: 4rem;
  width: 4rem;
  height: 4rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.no-repository-selected h3 {
  margin: 0 0 1rem 0;
  color: #2c3e50;
  font-weight: 600;
}

.no-repository-selected p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
}

/* ===== FOOTER CON ACCIONES ===== */
.action-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background: white;
  border-top: 1px solid #e9ecef;
  border-radius: 0 0 12px 12px;
}

.action-info {
  flex: 1;
}

.last-update {
  margin: 0;
  font-size: 0.85rem;
  color: #6c757d;
}

.action-buttons {
  display: flex;
  gap: 1rem;
}

.secondary-button {
  color: #6c757d !important;
  border: 1px solid #dee2e6 !important;
  transition: all 0.3s ease;
}

.secondary-button:hover {
  background: #f8f9fa !important;
  border-color: #667eea !important;
  color: #667eea !important;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .welcome-header {
    padding: 1.5rem 1rem 1rem 1rem;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .welcome-content {
    flex-direction: column;
    gap: 1rem;
  }

  .welcome-title {
    font-size: 1.5rem;
  }

  .welcome-subtitle {
    font-size: 1rem;
  }

  .main-content {
    padding: 1rem;
  }

  .system-overview {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .overview-card {
    padding: 1rem;
  }

  .action-container {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .action-buttons {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .welcome-header {
    padding: 1rem;
  }

  .welcome-icon {
    width: 50px;
    height: 50px;
  }

  .welcome-icon mat-icon {
    font-size: 28px;
    width: 28px;
    height: 28px;
  }

  .welcome-title {
    font-size: 1.25rem;
  }

  .overview-card {
    flex-direction: column;
    text-align: center;
  }

  .tab-content {
    padding: 1rem;
  }

  .repository-select-field {
    min-width: 250px;
    max-width: 100%;
  }
}

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

.system-overview,
.main-tabs {
  animation: fadeInUp 0.6s ease-out;
}

.overview-card {
  animation: fadeInUp 0.6s ease-out;
}

.overview-card:nth-child(1) { animation-delay: 0.1s; }
.overview-card:nth-child(2) { animation-delay: 0.2s; }
.overview-card:nth-child(3) { animation-delay: 0.3s; }

/* ===== ESTILOS GLOBALES DEL DIALOG ===== */
::ng-deep .mat-dialog-container {
  border-radius: 16px !important;
  overflow: hidden !important;
  padding: 0 !important;
}

::ng-deep .mat-dialog-content {
  margin: 0 !important;
  padding: 0 !important;
}

/* ===== LOADING INDIVIDUAL POR TAB ===== */
.loading-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 300px;
  padding: 2rem;
}

.loading-container .loading-content {
  text-align: center;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
}

.loading-container .loading-spinner {
  width: 60px !important;
  height: 60px !important;
  margin-bottom: 1rem;
}

.loading-container .loading-text {
  margin: 0;
  color: #666;
  font-weight: 500;
}