@layer components {
  /* Backdrop overlay for modal dialogs */
  .dialog-backdrop {
    background-color: var(--overlay);
    inset: 0;
    position: fixed;
    z-index: calc(var(--z-dialog) - 1);
  }

  /* Centered modal dialog */
  .dialog {
    background-color: var(--color-canvas);
    border: var(--border-strong);
    border-radius: var(--radius);
    inset-block-start: 50%;
    inset-inline-start: 50%;
    inline-size: min(calc(100% - 2rem), 28rem);
    max-block-size: calc(100dvh - 4rem);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: var(--block-space-double) var(--inline-space-double);
    position: fixed;
    transform: translate(-50%, -50%);
    z-index: var(--z-dialog);
  }

  .dialog__title {
    font-family: var(--font-prose);
    font-size: var(--text-normal);
    font-weight: 500;
    margin-block-end: var(--block-space-half);
  }

  dialog.dialog {
    color: var(--color-ink);
    inset-block-end: auto;
    inset-inline-end: auto;
    margin: 0;
  }

  dialog.dialog::backdrop {
    background-color: var(--overlay);
  }

  .dialog__subtitle {
    color: var(--color-ink-secondary);
    font-size: var(--text-small);
    margin-block-end: var(--block-space);
  }

  /* Confirmation and notice (lib/confirm_dialog). The padding sits on the
     body so a click on the dialog element itself is a click on the backdrop. */
  dialog.confirm-dialog {
    padding: 0;
  }

  .confirm-dialog__body {
    padding: var(--block-space-double) var(--inline-space-double);
  }

  .confirm-dialog__message {
    line-height: 1.5;
    margin-block-end: var(--block-space);
  }

  .confirm-dialog__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--inline-space);
    justify-content: flex-end;
  }

  /* The one place a destructive action fills: the button that confirms it. */
  .confirm-dialog .btn--negative {
    --btn-bg: var(--color-negative);
    --btn-color: var(--color-canvas);
    --btn-border-color: transparent;
  }

  .confirm-dialog .btn--negative:hover {
    --btn-bg: oklch(var(--lch-negative) / 0.88);
    --btn-border-color: transparent;
  }

  .dialog__close {
    background: none;
    border: none;
    color: var(--color-ink-muted);
    cursor: pointer;
    font-size: var(--text-large);
    inset-block-start: var(--block-space);
    inset-inline-end: var(--inline-space);
    line-height: 1;
    padding: 0.25em;
    position: absolute;
  }

  @media (hover: hover) {
    .dialog__close:hover {
      color: var(--color-ink);
    }
  }

  /* Confirmation state inside a dialog */
  .dialog__confirmation {
    padding-block: var(--block-space);
    text-align: center;
  }

  .dialog__confirmation-icon {
    color: var(--color-positive);
    font-size: var(--text-2xl);
    margin-block-end: var(--block-space-half);
  }

  .dialog__confirmation-title {
    font-size: var(--text-medium);
    font-weight: 600;
    margin-block-end: var(--block-space-half);
  }

  .dialog__confirmation-desc {
    color: var(--color-ink-secondary);
    font-size: var(--text-small);
  }

  /* Checkbox group -- reusable for multi-select form patterns */
  .checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-space-half);
  }

  .checkbox-group label {
    align-items: center;
    color: var(--color-ink-secondary);
    cursor: pointer;
    display: inline-flex;
    font-size: var(--text-small);
    gap: 0.4em;
  }

  .checkbox-group input[type="checkbox"] {
    accent-color: var(--color-accent);
  }

  /* Note text inside a dialog */
  .dialog__note {
    color: var(--color-ink-secondary);
    font-size: var(--text-small);
    line-height: 1.5;
    margin-block-end: var(--block-space);
  }

  /* Required field indicator */
  .label__required {
    color: var(--color-negative);
  }

  /* Inline nested field (e.g. "Other" text input inside a checkbox group) */
  .field--inline {
    flex-basis: 100%;
    margin-block: 0;
  }

  .input--small {
    font-size: var(--text-small);
    padding: 0.3em 0.6em;
  }
}