@layer base {
  .overlay {
    position: fixed;
    inset: 0;
    background-color: color-mix(in srgb, black 50%, transparent);
    z-index: var(--z-overlay);
    animation: overlayShow var(--animation-duration-normal)
      cubic-bezier(0.16, 1, 0.3, 1);
  }

  .content {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 90vw;
    max-height: 85vh;
    width: 32rem;
    background-color: var(--popup);
    color: var(--popup-foreground);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-overlay);
    overflow: auto;
    padding: var(--spacing-6);
    animation: contentShow var(--animation-duration-normal)
      cubic-bezier(0.16, 1, 0.3, 1);
  }

  .close {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-full);
    background-color: var(--muted);
    color: var(--muted-foreground);
    border: none;
    cursor: pointer;
    transition:
      background-color var(--animation-duration-fast) ease,
      color var(--animation-duration-fast) ease,
      transform var(--animation-duration-fast) ease;
  }

  .close:hover {
    background-color: var(--muted-foreground);
    color: var(--muted);
    transform: scale(1.05);
  }

  .close:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
  }

  .closeIcon {
    width: 1rem;
    height: 1rem;
  }

  .header {
    margin-bottom: var(--spacing-4);
  }

  .footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-2);
    margin-top: var(--spacing-6);
  }

  .title {
    font-family: var(--font-family-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--popup-foreground);
    line-height: 1.4;
    margin-bottom: var(--spacing-2);
  }

  .description {
    font-size: 0.875rem;
    color: var(--muted-foreground);
    line-height: 1.5;
    margin-bottom: var(--spacing-4);
  }

  .screenReaderText {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
  }

  @keyframes overlayShow {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }

  @keyframes contentShow {
    from {
      opacity: 0;
      scale: 0.95;
    }
    to {
      opacity: 1;
      scale: 1;
    }
  }
}