refactor: replace arbitrary text sizes in FontSampler, TypographyMenu; fix font token in SectionTitle

src/app/styles/app.css

@@ -91,7 +91,6 @@
   --space-4xl: 4rem;
 
   /* Typography Scale */
-  --text-2xs: 0.625rem;
   --text-xs: 0.75rem;
   --text-sm: 0.875rem;
   --text-base: 1rem;
@@ -205,6 +204,14 @@
   --font-mono: 'Space Mono', monospace;
   --font-primary: 'Space Grotesk', system-ui, -apple-system, 'Segoe UI', Inter, Roboto, Arial, sans-serif;
   --font-secondary: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
+
+  /* Micro typography scale — extends Tailwind's text-xs (0.75rem) downward */
+  --font-size-5xs: 0.4375rem;
+  --font-size-4xs: 0.5rem;
+  --font-size-3xs: 0.5625rem;
+  --font-size-2xs: 0.625rem;
+  /* Monospace label tracking — used in Loader and Footnote */
+  --tracking-wider-mono: 0.2em;
 }
 
 @layer base {

src/features/DisplayFont/ui/FontSampler/FontSampler.svelte

@@ -82,7 +82,7 @@ const stats = $derived([
     >
         <!-- Left: index · name · type badge · provider badge -->
         <div class="flex items-center gap-2 sm:gap-4 min-w-0 shrink-0">
-            <span class="font-mono text-[0.625rem] tracking-widest text-neutral-400 uppercase leading-none shrink-0">
+            <span class="font-mono text-2xs tracking-widest text-neutral-400 uppercase leading-none shrink-0">
                 {String(index + 1).padStart(2, '0')}
             </span>
             <Divider orientation="vertical" class="h-3 shrink-0" />
@@ -94,14 +94,14 @@ const stats = $derived([
             </span>
 
             {#if fontType}
-                <Badge size="xs" variant="default" class="text-nowrap font-mono">
+                <Badge size="xs" variant="default" nowrap>
                     {fontType}
                 </Badge>
             {/if}
 
             <!-- Provider badge -->
             {#if providerBadge}
-                <Badge size="xs" variant="default" class="text-nowrap font-mono" data-provider={font.provider}>
+                <Badge size="xs" variant="default" nowrap data-provider={font.provider}>
                     {providerBadge}
                 </Badge>
             {/if}
@@ -147,7 +147,7 @@ const stats = $derived([
     <!-- ── Mobile stats footer (md:hidden — header stats take over above) -->
     <div class="md:hidden px-4 sm:px-5 py-1.5 sm:py-2 border-t border-subtle flex gap-2 sm:gap-4 bg-paper dark:bg-dark-card mt-auto">
         {#each stats as stat, i}
-            <Footnote class="text-[0.4375rem] sm:text-[0.5rem] tracking-wider {i === 0 ? 'ml-auto' : ''}">
+            <Footnote class="text-5xs sm:text-4xs tracking-wider {i === 0 ? 'ml-auto' : ''}">
                 {stat.label}:{stat.value}
             </Footnote>
             {#if i < stats.length - 1}

src/features/GetFonts/ui/FiltersControl/FilterControls.svelte

@@ -61,13 +61,10 @@ function handleReset() {
             {#each SORT_OPTIONS as option}
                 <Button
                     variant="ghost"
-                    size={isMobileOrTabletPortrait ? 'sm' : 'md'}
+                    size={isMobileOrTabletPortrait ? 'xs' : 'sm'}
                     active={sortStore.value === option}
                     onclick={() => sortStore.set(option)}
-                    class={cn(
-                        'font-bold uppercase tracking-wide font-primary, px-0',
-                        isMobileOrTabletPortrait ? 'text-[0.5625rem]' : 'text-[0.625rem]',
-                    )}
+                    class="tracking-wide px-0"
                 >
                     {option}
                 </Button>
@@ -78,12 +75,9 @@ function handleReset() {
     <!-- Reset_Filters -->
     <Button
         variant="ghost"
-        size={isMobileOrTabletPortrait ? 'sm' : 'md'}
+        size={isMobileOrTabletPortrait ? 'xs' : 'sm'}
         onclick={handleReset}
-        class={cn(
-            'group text-[0.5625rem] md:text-[0.625rem] font-mono font-bold uppercase tracking-widest text-neutral-400',
-            isMobileOrTabletPortrait && 'px-0',
-        )}
+        class={cn('group font-mono tracking-widest text-neutral-400', isMobileOrTabletPortrait && 'px-0')}
         iconPosition="left"
     >
         {#snippet icon()}

src/features/SetupFont/ui/TypographyMenu/TypographyMenu.svelte

@@ -113,7 +113,7 @@ $effect(() => {
                         <div class="flex items-center gap-1.5">
                             <Settings2Icon size={12} class="text-swiss-red" />
                             <span
-                                class="text-[0.5625rem] font-mono uppercase tracking-widest font-bold text-swiss-black dark:text-neutral-200"
+                                class="text-3xs font-mono uppercase tracking-widest font-bold text-swiss-black dark:text-neutral-200"
                             >
                                 CONTROLS
                             </span>
@@ -166,7 +166,7 @@ $effect(() => {
                         class="text-swiss-red"
                     />
                     <span
-                        class="text-[0.5625rem] md:text-[0.625rem] font-mono uppercase tracking-widest font-bold hidden sm:inline whitespace-nowrap"
+                        class="text-3xs md:text-2xs font-mono uppercase tracking-widest font-bold hidden sm:inline whitespace-nowrap"
                     >
                         GLOBAL_CONTROLS
                     </span>

src/shared/ui/Badge/Badge.svelte

@@ -37,6 +37,11 @@ interface Props extends HTMLAttributes<HTMLSpanElement> {
      * @default false
      */
     dot?: boolean;
+    /**
+     * Prevent text wrapping
+     * @default false
+     */
+    nowrap?: boolean;
     /**
      * Content snippet
      */
@@ -51,6 +56,7 @@ let {
     variant = 'default',
     size = 'xs',
     dot = false,
+    nowrap = false,
     children,
     class: className,
     ...rest
@@ -63,6 +69,7 @@ let {
         'font-mono uppercase tracking-wide',
         labelSizeConfig[size],
         badgeVariantConfig[variant],
+        nowrap && 'text-nowrap',
         className,
     )}
     {...rest}

src/shared/ui/Button/Button.svelte

@@ -150,11 +150,11 @@ const variantStyles: Record<ButtonVariant, string> = {
 };
 
 const sizeStyles: Record<ButtonSize, string> = {
-    xs: 'h-6  px-2 text-[9px]  gap-1',
-    sm: 'h-8  px-3 text-[10px] gap-1.5',
-    md: 'h-10 px-4 text-[11px] gap-2',
-    lg: 'h-12 px-6 text-[12px] gap-2',
-    xl: 'h-14 px-8 text-[13px] gap-2.5',
+    xs: 'h-6  px-2 text-3xs gap-1',
+    sm: 'h-8  px-3 text-2xs gap-1.5',
+    md: 'h-10 px-4 text-xs  gap-2',
+    lg: 'h-12 px-6 text-xs  gap-2',
+    xl: 'h-14 px-8 text-sm  gap-2.5',
 };
 
 // Square padding for icon-only mode

src/shared/ui/ComboControl/ComboControl.svelte

@@ -93,7 +93,7 @@ const displayLabel = $derived(label ?? controlLabel ?? '');
             step={control.step}
             orientation="horizontal"
         />
-        <span class="font-mono text-[0.6875rem] text-secondary tabular-nums w-10 text-right shrink-0">
+        <span class="font-mono text-xs text-secondary tabular-nums w-10 text-right shrink-0">
             {formattedValue()}
         </span>
     </div>
@@ -136,7 +136,7 @@ const displayLabel = $derived(label ?? controlLabel ?? '');
                             {#if displayLabel}
                                 <span
                                     class="
-                                        text-[0.5625rem] font-primary font-bold tracking-tight uppercase
+                                        text-3xs font-primary font-bold tracking-tight uppercase
                                         text-neutral-900 dark:text-neutral-100
                                         mb-0.5 leading-none
                                     "

src/shared/ui/ControlGroup/ControlGroup.svelte

@@ -25,7 +25,7 @@ const { label, children, class: className }: Props = $props();
 </script>
 
 <div class={cn('flex flex-col gap-3 py-6 border-b border-subtle last:border-0', className)}>
-    <div class="flex justify-between items-center text-[0.6875rem] font-primary font-bold tracking-tight text-neutral-900 dark:text-neutral-100 uppercase leading-none">
+    <div class="flex justify-between items-center text-xs font-primary font-bold tracking-tight text-neutral-900 dark:text-neutral-100 uppercase leading-none">
         {label}
     </div>
     {@render children?.()}

src/shared/ui/Footnote/Footnote.svelte

@@ -27,14 +27,14 @@ const { children, class: className, render }: Props = $props();
 {#if render}
     {@render render({
     class: cn(
-        'font-mono text-[0.5625rem] sm:text-[0.625rem] lowercase tracking-[0.2em] text-text-soft',
+        'font-mono text-3xs sm:text-2xs lowercase tracking-wider-mono text-text-soft',
         className,
     ),
 })}
 {:else if children}
     <span
         class={cn(
-            'font-mono text-[0.5625rem] sm:text-[0.625rem] lowercase tracking-[0.2em] text-text-soft',
+            'font-mono text-3xs sm:text-2xs lowercase tracking-wider-mono text-text-soft',
             className,
         )}
     >

src/shared/ui/Input/Input.svelte

@@ -148,7 +148,7 @@ const inputClasses = $derived(cn(
     {#if helperText}
         <span
             class={cn(
-                'text-[0.625rem] font-mono tracking-wide px-1',
+                'text-2xs font-mono tracking-wide px-1',
                 error ? 'text-brand ' : 'text-secondary',
             )}
         >

src/shared/ui/Label/Label.svelte

@@ -6,6 +6,7 @@
 import { cn } from '$shared/shadcn/utils/shadcn-utils';
 import type { Snippet } from 'svelte';
 import {
+    type LabelFont,
     type LabelSize,
     type LabelVariant,
     labelSizeConfig,
@@ -28,6 +29,11 @@ interface Props {
      * @default true
      */
     uppercase?: boolean;
+    /**
+     * Font family
+     * @default 'mono'
+     */
+    font?: LabelFont;
     /**
      * Bold text
      * @default false
@@ -55,6 +61,7 @@ interface Props {
 let {
     variant = 'default',
     size = 'sm',
+    font = 'mono',
     uppercase = true,
     bold = false,
     icon,
@@ -68,6 +75,7 @@ let {
     class={cn(
         'font-mono tracking-widest leading-none',
         'inline-flex items-center gap-1.5',
+        font === 'primary' && 'font-primary tracking-tight',
         labelSizeConfig[size],
         labelVariantConfig[variant],
         uppercase && 'uppercase',

src/shared/ui/Label/config.ts

@@ -3,6 +3,8 @@
  * Import from here in each component to keep maps DRY.
  */
 
+export type LabelFont = 'mono' | 'primary';
+
 export type LabelVariant =
     | 'default'
     | 'accent'
@@ -14,10 +16,10 @@ export type LabelVariant =
 export type LabelSize = 'xs' | 'sm' | 'md' | 'lg';
 
 export const labelSizeConfig: Record<LabelSize, string> = {
-    xs: 'text-[0.5rem]',
-    sm: 'text-[0.5625rem] md:text-[0.625rem]',
-    md: 'text-[0.625rem] md:text-[0.6875rem]',
-    lg: 'text-[0.8rem] md:text-[0.875rem]',
+    xs: 'text-4xs',
+    sm: 'text-3xs md:text-2xs',
+    md: 'text-2xs md:text-xs',
+    lg: 'text-sm',
 };
 
 export const labelVariantConfig: Record<LabelVariant, string> = {

src/shared/ui/Loader/Loader.svelte

@@ -71,7 +71,7 @@ let { size = 20, class: className = '', message = 'analyzing_data' }: Props = $p
     <div class="w-px h-3 bg-text-muted/50"></div>
 
     <!-- Message -->
-    <span class="font-mono text-[10px] uppercase tracking-[0.2em] text-text-subtle font-medium">
+    <span class="font-mono text-2xs uppercase tracking-wider-mono text-text-subtle font-medium">
         {message}
     </span>
 </div>

src/shared/ui/Section/SectionHeader/SectionHeader.svelte

@@ -53,7 +53,7 @@ const indexStr = $derived(String(index).padStart(2, '0'));
     </div>
 
     {#if subtitle}
-        <span class="text-neutral-300 dark:text-neutral-700 text-[0.625rem] hidden md:inline">/</span>
+        <span class="text-neutral-300 dark:text-neutral-700 text-2xs hidden md:inline">/</span>
         <Label variant="muted" size="sm">{subtitle}</Label>
     {/if}
 </div>

src/shared/ui/Section/SectionTitle/SectionTitle.svelte

@@ -13,7 +13,7 @@ interface Props {
 const { text }: Props = $props();
 </script>
 {#if text}
-    <h2 class="text-3xl md:text-4xl lg:text-5xl font-['Space_Grotesk'] font-bold text-swiss-black dark:text-neutral-200 tracking-tight">
+    <h2 class="text-3xl md:text-4xl lg:text-5xl font-primary font-bold text-swiss-black dark:text-neutral-200 tracking-tight">
         {text}
     </h2>
 {/if}

src/shared/ui/Slider/Slider.svelte

@@ -69,7 +69,7 @@ let {
 
 const isVertical = $derived(orientation === 'vertical');
 
-const labelClasses = `font-mono text-[0.625rem] tabular-nums shrink-0
+const labelClasses = `font-mono text-2xs tabular-nums shrink-0
     text-secondary
     group-hover:text-neutral-700 dark:group-hover:text-neutral-300
     transition-colors`;

src/widgets/ComparisonView/ui/FontList/FontList.svelte

@@ -72,7 +72,7 @@ $effect(() => {
 <div class="flex-1 min-h-0 h-full">
     <div class="py-2 relative flex flex-col min-h-0 h-full">
         <div class="py-2 mx-6 sticky border-b border-subtle">
-            <Label class="font-primary text-neutral-400" bold variant="default" size="sm" uppercase>
+            <Label font="primary" variant="muted" bold size="sm" uppercase>
                 Typeface Selection
             </Label>
         </div>

src/widgets/ComparisonView/ui/Sidebar/Sidebar.svelte

@@ -70,19 +70,21 @@ let {
         -->
         <ButtonGroup>
             <ToggleButton
+                size="sm"
                 active={comparisonStore.side === 'A'}
                 onclick={() => comparisonStore.side = 'A'}
-                class="flex-1 tracking-wide font-bold uppercase text-[0.625rem]"
+                class="flex-1 tracking-wide font-bold uppercase"
             >
                 <span>Left Font</span>
             </ToggleButton>
 
             <ToggleButton
-                class="flex-1 tracking-wide font-bold uppercase text-[0.625rem]"
+                size="sm"
+                class="flex-1 tracking-wide font-bold uppercase"
                 active={comparisonStore.side === 'B'}
                 onclick={() => comparisonStore.side = 'B'}
             >
-                <span class="uppercase">Right Font</span>
+                <span>Right Font</span>
             </ToggleButton>
         </ButtonGroup>
     </div>