/* ==========================================================================
   MODAL - IMPORTADOR DE NOTEBOOKLM Y COPIAS DE SEGURIDAD
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  padding: 20px;
}

.modal-backdrop.hidden {
  display: none !important;
}

.modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 780px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalScaleIn 0.2s ease-out;
}

@keyframes modalScaleIn {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface-elevated);
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.modal-header-icon {
  width: 28px;
  height: 28px;
  color: var(--gold-primary);
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--text-main);
  line-height: 1.2;
}

.modal-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.btn-close-modal {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}

.modal-tab {
  padding: 8px 16px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-tab:hover {
  color: var(--text-main);
}

.modal-tab.active {
  color: var(--gold-primary);
  border-bottom-color: var(--gold-primary);
}

.modal-tab-content {
  display: none;
}

.modal-tab-content.active {
  display: block;
}

/* Zona de Arrastrar y Soltar Archivos */
.drop-zone-box {
  border: 2px dashed var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  background: var(--bg-surface-elevated);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.drop-zone-box:hover,
.drop-zone-box.dragover {
  border-color: var(--gold-primary);
  background: var(--gold-glow);
}

.drop-zone-icon {
  width: 32px;
  height: 32px;
  color: var(--gold-primary);
}

/* Formularios */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-control {
  padding: 10px 14px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 2px var(--gold-glow);
}

.code-editor {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.5;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 20px;
}

/* Tab de Fuentes */
.sources-info-box {
  display: flex;
  gap: 12px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.sources-info-box i {
  color: var(--gold-primary);
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.sources-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.source-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.source-item-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
}

/* Tab de Backup */
.backup-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}

.file-input-label {
  cursor: pointer;
  display: inline-flex;
}

/* ==========================================================================
   RESPONSIVO: MODALES EN NOTEBOOK Y MÓVIL (Hasta 768px)
   ========================================================================== */
@media (max-width: 768px) {
  .modal-backdrop {
    padding: 10px;
  }

  .modal-dialog {
    max-height: 94vh;
    border-radius: var(--radius-md);
  }

  .modal-header {
    padding: 14px 16px;
  }

  .modal-header-icon {
    width: 22px;
    height: 22px;
  }

  .modal-title {
    font-size: 1.05rem;
  }

  .modal-subtitle {
    font-size: 0.74rem;
  }

  .btn-close-modal {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
  }

  .modal-body {
    padding: 16px;
  }

  .modal-tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
    gap: 4px;
    margin-bottom: 14px;
  }

  .modal-tab {
    padding: 8px 14px;
    font-size: 0.78rem;
    flex-shrink: 0;
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .form-group {
    margin-bottom: 12px;
  }

  .drop-zone-box {
    padding: 16px;
  }

  .drop-zone-icon {
    width: 26px;
    height: 26px;
  }

  .modal-actions {
    flex-direction: column;
    gap: 8px;
  }

  .modal-actions .btn {
    width: 100%;
    justify-content: center;
  }
}