diff --git a/src/lib/components/AccessibilityControls.svelte b/src/lib/components/AccessibilityControls.svelte
new file mode 100644
index 0000000..d42c735
--- /dev/null
+++ b/src/lib/components/AccessibilityControls.svelte
@@ -0,0 +1,107 @@
+<script>
+  import { getPreferences, updateAccessibility } from '$lib/stores/preferences.svelte.js';
+  import Toggle from '$lib/components/Toggle.svelte';
+  import SegmentedButton from '$lib/components/SegmentedButton.svelte';
+
+  const prefs = getPreferences();
+
+  const fontOptions = [
+    { id: 'lexend', label: 'Lexend' },
+    { id: 'atkinson', label: 'Atkinson' },
+    { id: 'opendyslexic', label: 'OpenDyslexic' },
+  ];
+
+  let bionicChecked = $state(prefs.accessibility.bionicReading || false);
+  let motionValue = $state(
+    prefs.accessibility.reduceMotion === 'on' ? 'On'
+    : prefs.accessibility.reduceMotion === 'off' ? 'Off'
+    : 'System'
+  );
+
+  $effect(() => {
+    if (bionicChecked !== prefs.accessibility.bionicReading) {
+      updateAccessibility({ bionicReading: bionicChecked });
+    }
+  });
+
+  $effect(() => {
+    const mapped = motionValue === 'On' ? 'on' : motionValue === 'Off' ? 'off' : 'system';
+    if (mapped !== prefs.accessibility.reduceMotion) {
+      updateAccessibility({ reduceMotion: mapped });
+    }
+  });
+</script>
+
+<div class="flex flex-col gap-5">
+  <!-- Font family -->
+  <div class="flex flex-col gap-2">
+    <p class="text-[12px] text-text-secondary font-medium">Body font</p>
+    <div class="flex gap-2">
+      {#each fontOptions as opt}
+        <button
+          class="flex-1 px-3 py-2 rounded-lg text-[12px] border
+            {prefs.accessibility.fontFamily === opt.id
+              ? 'border-accent bg-accent-subtle text-text'
+              : 'border-border-subtle text-text-secondary hover:border-border'}"
+          style="font-family: {opt.id === 'lexend' ? "'Lexend'" : opt.id === 'atkinson' ? "'Atkinson Hyperlegible Next'" : "'OpenDyslexic'"}; transition-duration: var(--duration-ui)"
+          onclick={() => updateAccessibility({ fontFamily: opt.id })}
+        >
+          {opt.label}
+        </button>
+      {/each}
+    </div>
+  </div>
+
+  <!-- Font size -->
+  <div class="flex flex-col gap-1.5">
+    <div class="flex justify-between">
+      <p class="text-[12px] text-text-secondary font-medium">Font size</p>
+      <span class="text-[11px] text-text-tertiary">{prefs.accessibility.fontSize}px</span>
+    </div>
+    <input type="range" min="16" max="24" step="1" value={prefs.accessibility.fontSize}
+      oninput={(e) => updateAccessibility({ fontSize: Number(e.target.value) })}
+      class="w-full accent-accent" />
+  </div>
+
+  <!-- Letter spacing -->
+  <div class="flex flex-col gap-1.5">
+    <div class="flex justify-between">
+      <p class="text-[12px] text-text-secondary font-medium">Letter spacing</p>
+      <span class="text-[11px] text-text-tertiary">{prefs.accessibility.letterSpacing.toFixed(2)}em</span>
+    </div>
+    <input type="range" min="0" max="0.15" step="0.01" value={prefs.accessibility.letterSpacing}
+      oninput={(e) => updateAccessibility({ letterSpacing: Number(e.target.value) })}
+      class="w-full accent-accent" />
+  </div>
+
+  <!-- Line height -->
+  <div class="flex flex-col gap-1.5">
+    <div class="flex justify-between">
+      <p class="text-[12px] text-text-secondary font-medium">Line height</p>
+      <span class="text-[11px] text-text-tertiary">{prefs.accessibility.lineHeight.toFixed(1)}</span>
+    </div>
+    <input type="range" min="1.3" max="2.2" step="0.1" value={prefs.accessibility.lineHeight}
+      oninput={(e) => updateAccessibility({ lineHeight: Number(e.target.value) })}
+      class="w-full accent-accent" />
+  </div>
+
+  <!-- Transcript font size -->
+  <div class="flex flex-col gap-1.5">
+    <div class="flex justify-between">
+      <p class="text-[12px] text-text-secondary font-medium">Transcript font size</p>
+      <span class="text-[11px] text-text-tertiary">{prefs.accessibility.transcriptSize}px</span>
+    </div>
+    <input type="range" min="16" max="24" step="1" value={prefs.accessibility.transcriptSize}
+      oninput={(e) => updateAccessibility({ transcriptSize: Number(e.target.value) })}
+      class="w-full accent-accent" />
+  </div>
+
+  <!-- Bionic reading -->
+  <Toggle label="Bionic reading" description="Bold the first few characters of each word for faster scanning" bind:checked={bionicChecked} />
+
+  <!-- Reduce motion -->
+  <div class="flex flex-col gap-2">
+    <p class="text-[12px] text-text-secondary font-medium">Reduce motion</p>
+    <SegmentedButton options={['System', 'On', 'Off']} bind:value={motionValue} size="small" />
+  </div>
+</div>