.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.5);
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  overflow-y: auto;
}

.modal--open {
  display: flex;
}

.modal__content {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-light);
  width: 100%;
  max-width: 520px;
  margin: auto;
  overflow: visible;
}

.modal__title {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.modal__actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.form-group--checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.form-group--checkbox:hover {
  background: var(--color-gray-100);
}

.form-group--checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary-600);
  cursor: pointer;
  flex-shrink: 0;
}

.form-group--checkbox .form-label {
  margin-bottom: 0;
  cursor: pointer;
  font-weight: 400;
}

.form-group--checkbox--checked {
  background: var(--color-success-50);
  border-left: 3px solid var(--color-success-500);
}

.form-group--checkbox--checked .form-label {
  color: var(--color-success-700);
  font-weight: 500;
}

.form-group--checkbox--unchecked {
  opacity: 0.6;
}

.form-group--checkbox--unchecked .form-label {
  color: var(--color-text-secondary);
}

.form-group--checkbox input[type="checkbox"]:disabled {
  cursor: default;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .form-group--checkbox:hover {
    background: var(--color-gray-800);
  }

  :root:not([data-theme="light"]) .form-group--checkbox--checked {
    background: rgba(34, 197, 94, 0.1);
    border-left-color: var(--color-success-500);
  }

  :root:not([data-theme="light"]) .form-group--checkbox--checked .form-label {
    color: var(--color-success-500);
  }
}

[data-theme="dark"] .form-group--checkbox:hover {
  background: var(--color-gray-800);
}

[data-theme="dark"] .form-group--checkbox--checked {
  background: rgba(34, 197, 94, 0.1);
  border-left-color: var(--color-success-500);
}

[data-theme="dark"] .form-group--checkbox--checked .form-label {
  color: var(--color-success-500);
}

@media (max-width: 640px) {
  #stock-details-modal .modal__content {
    padding: var(--space-3) !important;
    max-height: none !important;
    width: 100% !important;
    overflow: visible !important;
  }

  #stock-details-modal .table-container {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
  }

  #stock-details-modal table {
    min-width: 420px;
  }

  /* Cabeçalho info: 1 coluna no mobile */
  #stock-modal-batch-expiry-highlight > div {
    grid-template-columns: 1fr !important;
  }

  /* KPI widgets: 2 colunas (total ocupa linha inteira) */
  #stock-modal-summary-widgets {
    grid-template-columns: 1fr 1fr !important;
  }

  #stock-modal-kpi-total-card {
    grid-column: 1 / -1;
  }
}