.nnv-ea-backdrop {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;              /* hidden by default */
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(0, 0, 0, 0.55);
  }
  
  .nnv-ea-backdrop.is-visible {
    display: flex;
  }
  
  .nnv-ea-modal {
    width: min(920px, 100%);
    max-height: min(80vh, 900px);
    overflow: auto;
    border-radius: 14px;
    padding: 22px 22px 16px;
    background: var(--md-default-bg-color);
    color: var(--md-default-fg-color);
    box-shadow: 0 20px 60px rgba(0,0,0,0.35);
    border: 1px solid rgba(255,255,255,0.08);
  }
  
  .nnv-ea-title {
    margin: 0 0 12px 0;
    font-size: 1.35rem;
    line-height: 1.2;
  }
  
  .nnv-ea-body p {
    margin: 0 0 12px 0;
    font-size: 0.98rem;
    line-height: 1.55;
  }
  
  .nnv-ea-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding-top: 8px;
  }
  
  .nnv-ea-ok {
    appearance: none;
    border: 0;
    border-radius: 10px;
    padding: 10px 14px;
    cursor: pointer;
    font-weight: 700;
    background: var(--md-primary-fg-color);
    color: var(--md-primary-bg-color);
  }
  
  .nnv-ea-ok:hover {
    filter: brightness(1.05);
  }