diff --git a/src/ui/components/RuleHistory.tsx b/src/ui/components/RuleHistory.tsx
index e1eddf4..285e002 100755
--- a/src/ui/components/RuleHistory.tsx
+++ b/src/ui/components/RuleHistory.tsx
@@ -1,6 +1,7 @@
 import { useState } from "react";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
+import { NativeSelect } from "@/components/ui/native-select";
 import { useMutate } from "../hooks/useMutate.ts";
 import { removeRuleFrom, setRuleFrom } from "../../store/actions.ts";
 import { currentMonth } from "../../store/index.ts";
@@ -47,7 +48,7 @@ export function RuleHistory({ post }: Props) {
   }
 
   return (
-    <div className="space-y-2 rounded border p-3">
+    <div className="space-y-3 rounded-md border border-budget-rule p-3">
       {post.rules.length === 0 ? (
         <p className="text-xs text-muted-foreground">
           Not budgeted. Until a rule starts, this post is allocated nothing —
@@ -99,8 +100,8 @@ export function RuleHistory({ post }: Props) {
             setFrom(next);
           }}
         />
-        <select
-          className="h-8 rounded border bg-background px-1 text-xs"
+        <NativeSelect
+          className="h-8 w-auto text-xs md:text-xs"
           aria-label="Rule kind"
           value={kind}
           onChange={(event) => {
@@ -110,7 +111,7 @@ export function RuleHistory({ post }: Props) {
         >
           <option value="percentOfIncome">% of income</option>
           <option value="fixed">fixed amount</option>
-        </select>
+        </NativeSelect>
         <Input
           className="font-money h-8 w-24"
           type="number"
diff --git a/src/ui/routes/settings/CurrencySection.tsx b/src/ui/routes/settings/CurrencySection.tsx
index 9d23cae..d0e0e8f 100644
--- a/src/ui/routes/settings/CurrencySection.tsx
+++ b/src/ui/routes/settings/CurrencySection.tsx
@@ -2,6 +2,7 @@ import { useState } from "react";
 import { Section } from "../../components/Section.tsx";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
+import { NativeSelect } from "@/components/ui/native-select";
 import { Label } from "@/components/ui/label";
 import { useDataset } from "../../hooks/useDataset.ts";
 import { useMutate } from "../../hooks/useMutate.ts";
@@ -74,9 +75,9 @@ export function CurrencySection() {
         >
           Base currency (all totals use this)
         </Label>
-        <select
+        <NativeSelect
           id="base-currency"
-          className="h-9 w-40 rounded-md border border-input bg-background px-2 text-sm"
+          className="w-40"
           value={base}
           onChange={(event) => {
             const currency = event.target.value;
@@ -88,7 +89,7 @@ export function CurrencySection() {
               {code}
             </option>
           ))}
-        </select>
+        </NativeSelect>
       </div>
 
       <div className="overflow-x-auto">
@@ -192,9 +193,9 @@ export function CurrencySection() {
                   </td>
                   <td className="py-2 pl-4 text-right">
                     <Button
-                      size="sm"
+                      size="xs"
                       variant="ghost"
-                      className="text-overspend hover:text-overspend disabled:opacity-40"
+                      className="-mr-2 text-overspend hover:text-overspend disabled:opacity-40"
                       disabled={used.length > 0}
                       title={
                         used.length > 0
@@ -217,7 +218,7 @@ export function CurrencySection() {
 
       <AddCurrency onAdd={(def) => tryEdit(() => mutate((draft) => addCurrency(draft, def)))} />
 
-      <div className="mt-5 space-y-2 border-t border-budget-rule pt-5">
+      <div className="mt-6 border-t border-budget-rule pt-5">
         <div className="space-y-1.5">
           <Label
             htmlFor="fx-url"
@@ -236,16 +237,20 @@ export function CurrencySection() {
               });
             }}
           />
-          <p className="text-xs text-budget-ink-muted">
+          <p className="max-w-[70ch] text-xs leading-relaxed text-budget-ink-muted">
             {"{base}"} and {"{targets}"} are substituted. Fetching is optional — the app
             works offline with the rates you type in above, and a currency the service
             does not know can always be maintained by hand.
           </p>
         </div>
-        <Button variant="outline" size="sm" onClick={() => void refresh()}>
+        <Button variant="outline" className="mt-4" onClick={() => void refresh()}>
           Fetch rates now
         </Button>
-        {status && <p className="text-xs text-budget-ink-muted">{status}</p>}
+        {status && (
+          <p className="mt-3 max-w-[70ch] text-xs leading-relaxed text-budget-ink-muted">
+            {status}
+          </p>
+        )}
       </div>
     </Section>
   );
@@ -277,7 +282,7 @@ function AddCurrency({ onAdd }: { onAdd: (def: { code: Currency; digits: number;
   }
 
   return (
-    <div className="mt-4 flex flex-wrap items-end gap-2">
+    <div className="mt-5 flex flex-wrap items-end gap-2 border-t border-budget-rule pt-5">
       <Input
         className="font-money h-9 w-24 uppercase"
         placeholder="JPY"
@@ -308,27 +313,23 @@ function AddCurrency({ onAdd }: { onAdd: (def: { code: Currency; digits: number;
           setSymbol(next);
         }}
       />
-      <div className="space-y-1">
-        <Label
-          htmlFor="new-digits"
-          className="text-[0.6875rem] font-medium uppercase tracking-wider text-budget-ink-muted"
-        >
-          Decimals
-        </Label>
-        <Input
-          id="new-digits"
-          type="number"
-          min="0"
-          max="4"
-          step="1"
-          className="font-money h-9 w-16 text-right"
-          value={digits}
-          onChange={(event) => {
-            const next = event.target.value;
-            setDigits(next);
-          }}
-        />
-      </div>
+      {/* No visible label. Its three siblings are labelled by placeholder, and
+          the DECIMALS column heading sits directly above this field in the
+          table — a fourth label here read as a heading for the whole row. */}
+      <Input
+        id="new-digits"
+        type="number"
+        min="0"
+        max="4"
+        step="1"
+        aria-label="Decimal places for the new currency"
+        className="font-money h-9 w-16 text-right"
+        value={digits}
+        onChange={(event) => {
+          const next = event.target.value;
+          setDigits(next);
+        }}
+      />
       <Button variant="outline" disabled={!canAdd} onClick={add}>
         Add currency
       </Button>
diff --git a/src/ui/routes/settings/DataSection.tsx b/src/ui/routes/settings/DataSection.tsx
index df63ba0..e8134f1 100644
--- a/src/ui/routes/settings/DataSection.tsx
+++ b/src/ui/routes/settings/DataSection.tsx
@@ -122,7 +122,6 @@ export function DataSection() {
       title="Your data"
       hint="Everything lives in this browser. Export regularly — it is both your backup and how you move your budget to another device."
     >
-
       <div className="flex flex-wrap gap-2">
         <Button variant="outline" onClick={exportJson}>
           Export JSON
@@ -135,7 +134,7 @@ export function DataSection() {
         </Button>
         <Button
           variant="outline"
-          className="text-destructive hover:text-destructive"
+          className="ms-auto border-destructive/40 text-destructive hover:border-destructive hover:bg-destructive/5 hover:text-destructive"
           onClick={() => {
             setError(null);
             setPending(null);
@@ -160,7 +159,7 @@ export function DataSection() {
       {error && <p className="mt-3 text-sm text-destructive">{error}</p>}
 
       {confirmingReset && (
-        <div className="mt-3 space-y-2 rounded border border-destructive p-3 text-sm">
+        <div className="mt-4 space-y-3 rounded-md border border-destructive/60 bg-destructive/5 p-4 text-sm">
           <p className="font-medium">This deletes everything in this browser.</p>
           <p>
             Now: {counts.posts} posts, {counts.months} months, {counts.purchases} purchases,{" "}
@@ -186,7 +185,7 @@ export function DataSection() {
       )}
 
       {pending && (
-        <div className="mt-3 space-y-2 rounded border border-destructive p-3 text-sm">
+        <div className="mt-4 space-y-3 rounded-md border border-destructive/60 bg-destructive/5 p-4 text-sm">
           <p className="font-medium">This replaces everything currently stored.</p>
           <p>
             Now: {counts.posts} posts, {counts.months} months, {counts.purchases} purchases.
diff --git a/src/ui/routes/settings/PostsSection.tsx b/src/ui/routes/settings/PostsSection.tsx
index f74dbeb..9d06856 100644
--- a/src/ui/routes/settings/PostsSection.tsx
+++ b/src/ui/routes/settings/PostsSection.tsx
@@ -1,6 +1,7 @@
 import { Fragment, useState } from "react";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
+import { NativeSelect } from "@/components/ui/native-select";
 import { useDataset } from "../../hooks/useDataset.ts";
 import { useMutate } from "../../hooks/useMutate.ts";
 import { addPost, movePost, setPostArchived, updatePost } from "../../../store/actions.ts";
@@ -39,7 +40,6 @@ export function PostsSection() {
       title="Posts"
       hint="A post's allocation is a dated series: each rule applies from its own month onward until the next one takes over, so changing it never rewrites what earlier months got. Click a rule to see and edit that history. A single month can still override its own allocation from the month view, and percentages may total more than 100%."
     >
-
       <table className="w-full text-sm">
         <thead className="text-left">
           <tr className="border-b border-budget-rule text-[0.6875rem] uppercase tracking-wider text-budget-ink-muted">
@@ -64,8 +64,9 @@ export function PostsSection() {
                   />
                 </td>
                 <td className="py-2">
-                  <select
-                    className="h-8 rounded border bg-background px-1 text-xs"
+                  <NativeSelect
+                    className="h-8 w-auto text-xs md:text-xs"
+                    aria-label={`Display currency for ${post.name}`}
                     value={post.currency}
                     onChange={(event) => {
                       const currency = event.target.value as Currency;
@@ -77,33 +78,45 @@ export function PostsSection() {
                         {currency}
                       </option>
                     ))}
-                  </select>
+                  </NativeSelect>
                 </td>
                 <td className="py-2">
-                  <button
+                  {/* Was a bare button: 20px tall, no padding, and the only
+                      way into a post's rule history. `size="xs"` gives it a
+                      24px hit box and the row's own hover wash, and the
+                      negative margin keeps the text aligned with the column
+                      heading above it. */}
+                  <Button
                     type="button"
-                    className="underline decoration-dotted"
+                    variant="ghost"
+                    size="xs"
+                    className="-mx-2 max-w-full font-normal underline decoration-dotted underline-offset-2"
                     aria-expanded={openHistory === post.id}
                     onClick={() =>
                       setOpenHistory((id) => (id === post.id ? null : post.id))
                     }
                   >
                     {ruleSummary(post)}
-                  </button>
+                  </Button>
                 </td>
-                <td className="py-2 text-right">
-                  <Button size="sm" variant="ghost" disabled={index === 0}
-                    onClick={() => mutate((draft) => movePost(draft, post.id, -1))}>
-                    up
-                  </Button>
-                  <Button size="sm" variant="ghost" disabled={index === ordered.length - 1}
-                    onClick={() => mutate((draft) => movePost(draft, post.id, 1))}>
-                    down
-                  </Button>
-                  <Button size="sm" variant="ghost"
-                    onClick={() => mutate((draft) => setPostArchived(draft, post.id, !post.archived))}>
-                    {post.archived ? "restore" : "archive"}
-                  </Button>
+                <td className="py-2">
+                  {/* Three inline-flex siblings with nothing between them: the
+                      hover backgrounds touched, so the row read as one wide
+                      slab rather than three actions. */}
+                  <div className="flex items-center justify-end gap-1">
+                    <Button size="xs" variant="ghost" disabled={index === 0}
+                      onClick={() => mutate((draft) => movePost(draft, post.id, -1))}>
+                      up
+                    </Button>
+                    <Button size="xs" variant="ghost" disabled={index === ordered.length - 1}
+                      onClick={() => mutate((draft) => movePost(draft, post.id, 1))}>
+                      down
+                    </Button>
+                    <Button size="xs" variant="ghost" className="-mr-2"
+                      onClick={() => mutate((draft) => setPostArchived(draft, post.id, !post.archived))}>
+                      {post.archived ? "restore" : "archive"}
+                    </Button>
+                  </div>
                 </td>
               </tr>
               {openHistory === post.id && (
@@ -117,12 +130,12 @@ export function PostsSection() {
           ))}
         </tbody>
       </table>
-      <p className="text-xs text-budget-ink-muted">
+      <p className="mt-3 max-w-[70ch] text-xs leading-relaxed text-budget-ink-muted">
         Archiving hides a post from new purchases while keeping its history. Posts
         are never deleted, because purchases reference them.
       </p>
 
-      <div className="flex items-end gap-2">
+      <div className="mt-5 flex flex-wrap items-end gap-2 border-t border-budget-rule pt-5">
         <Input
           className="w-48"
           placeholder="New post name"