@layer ln-grid {
  [data-ln-expression-editor] {
    --ln-expr-number: light-dark(#b45309, #fab387);
    --ln-expr-string: light-dark(#15803d, #a6e3a1);
    --ln-expr-date: light-dark(#0e7490, #89dceb);
    --ln-expr-keyword: light-dark(#7c3aed, #cba6f7);
    --ln-expr-identifier: light-dark(#0369a1, #89b4fa);
    --ln-expr-operator: light-dark(#be185d, #f38ba8);
    --ln-expr-punctuation: light-dark(#6b7280, #6c7086);
    --ln-expr-error: light-dark(#dc2626, #f38ba8);
  }

  /* These must be identical otherwise the highlight will not match the input. */
  [data-ln-expression-editor] {
    font-family:
      ui-monospace, "Cascadia Code", "Segoe UI Mono", "Liberation Mono", Menlo, Monaco, Consolas, monospace;
    font-size: var(--ln-font-sm);
    white-space: nowrap;
    word-break: normal;
    overflow-wrap: normal;
    tab-size: 2;
    box-sizing: border-box;
  }

  [data-ln-expression-input] {
    caret-color: var(--ln-text);
    box-sizing: border-box;

    transition-property: border-color;
    transition-duration: var(--ln-transition-duration);
    transition-timing-function: var(--ln-transition-fn);
  }

  /* Completion popover */
  @keyframes ln-expr-popover-in {
    from {
      opacity: 0;
      translate: 0 -4px;
    }
    to {
      opacity: 1;
      translate: 0 0;
    }
  }

  [data-ln-expression-popover] {
    background-color: var(--ln-bg-popover);
    border: 1px solid var(--ln-border-popover);
    border-radius: var(--ln-radius-md);
    box-shadow: var(--ln-shadow-400);
    padding: var(--ln-space-05);
    min-width: 200px;
    max-width: 360px;
    box-sizing: border-box;
    overflow: hidden;

    &:popover-open {
      animation: ln-expr-popover-in var(--ln-transition-duration) var(--ln-transition-fn) both;
    }
  }

  [data-ln-expression-completion-list] {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 220px;
    overflow-y: auto;
    overscroll-behavior: contain;

    /* Thin scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--ln-border-strong) transparent;
  }

  [data-ln-expression-completion-item] {
    display: flex;
    align-items: center;
    gap: var(--ln-space-10);
    padding-block: var(--ln-space-05);
    padding-inline: var(--ln-space-10);
    border-radius: var(--ln-radius);
    font-family:
      ui-monospace, "Cascadia Code", "Segoe UI Mono", "Liberation Mono", Menlo, Monaco, Consolas, monospace;
    font-size: var(--ln-font-sm);
    color: var(--ln-text);
    cursor: pointer;
    user-select: none;

    transition-property: background-color, color;
    transition-duration: var(--ln-transition-duration);
    transition-timing-function: var(--ln-transition-fn);

    &:hover {
      background-color: var(--ln-bg-row-hover);
    }

    &[data-ln-selected] {
      background-color: var(--ln-primary-10);
      color: var(--ln-text-dark);

      &:hover {
        background-color: var(--ln-primary-10);
      }
    }
  }
}