diff --git a/webapp/src/components/Docs.tsx b/webapp/src/components/Docs.tsx
index d244e8d..62f732b 100644
--- a/webapp/src/components/Docs.tsx
+++ b/webapp/src/components/Docs.tsx
@@ -50,9 +50,10 @@ const SECTIONS: DocSection[] = [
         </ul>
         <p className="font-semibold text-text">Settings</p>
         <p>
-          One <em>settings</em> file per machine holds the colour scheme, imported/linked CSS, the ntfy sink, and
-          which profile is active. Settings only tracks profile pointers — the profiles themselves (params, metrics,
-          dashboards) are stored separately, next to the settings file by default.
+          One <em>settings</em> file per machine holds the active style (a built-in colour scheme or an
+          imported/linked stylesheet — see below), the ntfy sink, and which profile is active. Settings only tracks
+          profile pointers — the profiles themselves (params, metrics, dashboards) are stored separately, next to the
+          settings file by default.
         </p>
         <p className="font-semibold text-text">Profiles</p>
         <p>
@@ -424,9 +425,10 @@ const SECTIONS: DocSection[] = [
     body: (
       <div className="flex flex-col gap-2">
         <p>
-          The Settings panel controls process-wide state: colour scheme, the ntfy sink alert rules deliver to, the
-          max number of logs kept in memory (blank means unlimited), and imported/linked CSS. Changes apply
-          immediately and persist to the settings file on disk. There is no save button.
+          The Settings panel controls process-wide state: the active style — one unified list of built-in colour
+          schemes and any imported/linked stylesheets, any of which can be a simple palette or a full layout
+          redesign — the ntfy sink alert rules deliver to, and the max number of logs kept in memory (blank means
+          unlimited). Changes apply immediately and persist to the settings file on disk. There is no save button.
         </p>
         <p className="font-semibold text-text">Worked example</p>
         <p>
diff --git a/webapp/src/components/NavMenu.tsx b/webapp/src/components/NavMenu.tsx
index e35a974..c9e491e 100644
--- a/webapp/src/components/NavMenu.tsx
+++ b/webapp/src/components/NavMenu.tsx
@@ -258,8 +258,10 @@ function SettingsPanel({ panel }: { panel: ReturnType<typeof useSettingsPanel> }
     setCssUploadError(null)
   }
 
-  // Every imported/linked stylesheet is always a selectable theme (ticket 020), so it's always
-  // validated against the canonical `--c-*` variable set before it's sent.
+  // Every imported/linked stylesheet is always a selectable style, listed alongside the built-in
+  // colour schemes (ticket 020/047), so it's always validated against the canonical `--c-*`
+  // variable set before it's sent — that's a floor, not a ceiling: the stylesheet is free to also
+  // carry rules for any other selector, up to and including a full layout redesign.
   async function handleCssImport(e: React.FormEvent) {
     e.preventDefault()
     setCssUploadError(null)
@@ -300,8 +302,14 @@ function SettingsPanel({ panel }: { panel: ReturnType<typeof useSettingsPanel> }
   return (
     <div className="flex flex-col gap-5 text-sm text-text-secondary">
       <section>
-        <h3 className="mb-2 text-xs font-semibold uppercase tracking-wide text-text-subtle">Colour scheme</h3>
-        <div className="flex flex-wrap gap-1">
+        <div className="mb-2 flex items-center gap-1.5">
+          <h3 className="text-xs font-semibold uppercase tracking-wide text-text-subtle">Style</h3>
+          <span className="text-[11px] text-text-faint">
+            one list of interchangeable styles — a built-in palette or your own imported/linked stylesheet. Any of
+            them can be a simple colour swap or a full layout redesign; only one is active at a time.
+          </span>
+        </div>
+        <div className="mb-3 flex flex-wrap gap-1">
           {COLOR_SCHEMES.map((scheme) => (
             <div key={scheme} className="flex items-center">
               <button
@@ -329,6 +337,111 @@ function SettingsPanel({ panel }: { panel: ReturnType<typeof useSettingsPanel> }
             </div>
           ))}
         </div>
+
+        {panel.cssEntries.length === 0 ? (
+          <div className="mb-2 text-xs text-text-faint">No styles imported or linked yet.</div>
+        ) : (
+          <ul className="mb-2 flex flex-col gap-1">
+            {panel.cssEntries.map((entry) => (
+              <li
+                key={entry.id}
+                className="flex items-center justify-between rounded border border-border px-2 py-1 text-xs"
+              >
+                <div className="min-w-0 flex-1">
+                  <button
+                    type="button"
+                    onClick={() => panel.setCustomTheme(entry.id)}
+                    className={`block w-full truncate text-left capitalize ${
+                      panel.activeCustomTheme?.id === entry.id ? 'text-text' : 'text-text-muted hover:text-text'
+                    }`}
+                  >
+                    {entry.filename ?? entry.path_or_url}
+                  </button>
+                  <div className="text-[10px] uppercase text-text-faint">{entry.kind}</div>
+                </div>
+                <div className="ml-2 flex shrink-0 items-center gap-1">
+                  <button
+                    type="button"
+                    onClick={() => downloadCssEntry(entry)}
+                    className="rounded px-1.5 text-text-subtle hover:bg-surface-2 hover:text-text"
+                    aria-label={`Download ${entry.filename ?? entry.path_or_url}`}
+                    title="Download as .css"
+                  >
+                    ↓
+                  </button>
+                  {entry.kind === 'imported' ? (
+                    <button
+                      type="button"
+                      onClick={() => panel.removeCssEntry(entry.id)}
+                      className="rounded px-1.5 text-text-subtle hover:bg-surface-2 hover:text-danger-text"
+                      aria-label={`Delete ${entry.filename}`}
+                    >
+                      delete
+                    </button>
+                  ) : (
+                    <span className="text-text-faintest" title="Linked CSS isn't deletable here">
+                      —
+                    </span>
+                  )}
+                </div>
+              </li>
+            ))}
+          </ul>
+        )}
+
+        <p className="mb-2 text-[11px] text-text-faint">
+          Add your own style below — a stylesheet, uploaded or linked by URL/path. It must at least define every{' '}
+          <code>--c-*</code> variable the built-ins do, but nothing stops it from also targeting any other selector
+          in the app (layout, spacing, fonts, anything) — it isn't limited to palette overrides.
+        </p>
+
+        <form onSubmit={handleCssImport} className="flex flex-col gap-2">
+          <input
+            type="file"
+            accept=".css,text/css"
+            onChange={handleCssFileChange}
+            className="text-xs text-text-muted file:mr-2 file:rounded file:border file:border-border-soft file:bg-surface-2 file:px-2 file:py-1 file:text-text"
+          />
+          <input
+            type="text"
+            placeholder="enter name"
+            value={cssFilename}
+            onChange={(e) => setCssFilename(e.target.value)}
+            className="rounded border border-border-soft bg-surface-1 px-2 py-1 text-xs text-text placeholder:text-text-subtle focus:border-border-strong focus:outline-none"
+          />
+          <textarea
+            placeholder="Paste CSS content here"
+            value={cssContent}
+            onChange={(e) => setCssContent(e.target.value)}
+            rows={4}
+            className="resize-y rounded border border-border-soft bg-surface-1 px-2 py-1 font-mono text-xs text-text placeholder:text-text-subtle focus:border-border-strong focus:outline-none"
+          />
+          {cssUploadError && <div className="text-xs text-danger-text-strong">{cssUploadError}</div>}
+          <button
+            type="submit"
+            className="rounded border border-border-soft px-2 py-1 text-xs text-text hover:bg-surface-2"
+          >
+            Import
+          </button>
+        </form>
+
+        <form onSubmit={handleCssLink} className="mt-2 flex flex-col gap-2">
+          <input
+            type="text"
+            placeholder="https://example.com/style.css"
+            value={cssLinkUrl}
+            onChange={(e) => setCssLinkUrl(e.target.value)}
+            className="min-w-0 flex-1 rounded border border-border-soft bg-surface-1 px-2 py-1 text-xs text-text placeholder:text-text-subtle focus:border-border-strong focus:outline-none"
+          />
+          <div className="flex items-center gap-2">
+            <button
+              type="submit"
+              className="shrink-0 rounded border border-border-soft px-2 py-1 text-xs text-text hover:bg-surface-2"
+            >
+              Link
+            </button>
+          </div>
+        </form>
       </section>
 
       <section>
@@ -384,114 +497,6 @@ function SettingsPanel({ panel }: { panel: ReturnType<typeof useSettingsPanel> }
           </button>
         </div>
       </section>
-
-      <section>
-        <div className="mb-2 flex items-center gap-1.5">
-          <h3 className="text-xs font-semibold uppercase tracking-wide text-text-subtle">CSS</h3>
-          <span className="text-[11px] text-text-faint">
-            imported/linked stylesheets — each one becomes a selectable alternative to the built-in colour schemes
-            above
-          </span>
-        </div>
-        {panel.cssEntries.length === 0 ? (
-          <div className="mb-2 text-xs text-text-faint">No CSS configured.</div>
-        ) : (
-          <ul className="mb-2 flex flex-col gap-1">
-            {panel.cssEntries.map((entry) => (
-              <li
-                key={entry.id}
-                className="flex items-center justify-between rounded border border-border px-2 py-1 text-xs"
-              >
-                <div className="min-w-0 flex-1">
-                  <button
-                    type="button"
-                    onClick={() => panel.setCustomTheme(entry.id)}
-                    className={`block w-full truncate text-left capitalize ${
-                      panel.activeCustomTheme?.id === entry.id ? 'text-text' : 'text-text-muted hover:text-text'
-                    }`}
-                  >
-                    {entry.filename ?? entry.path_or_url}
-                  </button>
-                  <div className="text-[10px] uppercase text-text-faint">{entry.kind}</div>
-                </div>
-                <div className="ml-2 flex shrink-0 items-center gap-1">
-                  <button
-                    type="button"
-                    onClick={() => downloadCssEntry(entry)}
-                    className="rounded px-1.5 text-text-subtle hover:bg-surface-2 hover:text-text"
-                    aria-label={`Download ${entry.filename ?? entry.path_or_url}`}
-                    title="Download as .css"
-                  >
-                    ↓
-                  </button>
-                  {entry.kind === 'imported' ? (
-                    <button
-                      type="button"
-                      onClick={() => panel.removeCssEntry(entry.id)}
-                      className="rounded px-1.5 text-text-subtle hover:bg-surface-2 hover:text-danger-text"
-                      aria-label={`Delete ${entry.filename}`}
-                    >
-                      delete
-                    </button>
-                  ) : (
-                    <span className="text-text-faintest" title="Linked CSS isn't deletable here">
-                      —
-                    </span>
-                  )}
-                </div>
-              </li>
-            ))}
-          </ul>
-        )}
-
-        <form onSubmit={handleCssImport} className="flex flex-col gap-2">
-          <input
-            type="file"
-            accept=".css,text/css"
-            onChange={handleCssFileChange}
-            className="text-xs text-text-muted file:mr-2 file:rounded file:border file:border-border-soft file:bg-surface-2 file:px-2 file:py-1 file:text-text"
-          />
-          <input
-            type="text"
-            placeholder="enter name"
-            value={cssFilename}
-            onChange={(e) => setCssFilename(e.target.value)}
-            className="rounded border border-border-soft bg-surface-1 px-2 py-1 text-xs text-text placeholder:text-text-subtle focus:border-border-strong focus:outline-none"
-          />
-          <textarea
-            placeholder="Paste CSS content here"
-            value={cssContent}
-            onChange={(e) => setCssContent(e.target.value)}
-            rows={4}
-            className="resize-y rounded border border-border-soft bg-surface-1 px-2 py-1 font-mono text-xs text-text placeholder:text-text-subtle focus:border-border-strong focus:outline-none"
-          />
-          {cssUploadError && <div className="text-xs text-danger-text-strong">{cssUploadError}</div>}
-          <button
-            type="submit"
-            className="rounded border border-border-soft px-2 py-1 text-xs text-text hover:bg-surface-2"
-          >
-            Import
-          </button>
-        </form>
-
-        <form onSubmit={handleCssLink} className="mt-2 flex flex-col gap-2">
-          <input
-            type="text"
-            placeholder="https://example.com/style.css"
-            value={cssLinkUrl}
-            onChange={(e) => setCssLinkUrl(e.target.value)}
-            className="min-w-0 flex-1 rounded border border-border-soft bg-surface-1 px-2 py-1 text-xs text-text placeholder:text-text-subtle focus:border-border-strong focus:outline-none"
-          />
-          <div className="flex items-center gap-2">
-            <button
-              type="submit"
-              className="shrink-0 rounded border border-border-soft px-2 py-1 text-xs text-text hover:bg-surface-2"
-            >
-              Link
-            </button>
-          </div>
-        </form>
-      </section>
     </div>
   )
 }
diff --git a/webapp/src/lib/themes.ts b/webapp/src/lib/themes.ts
index ababbb5..98a00f7 100644
--- a/webapp/src/lib/themes.ts
+++ b/webapp/src/lib/themes.ts
@@ -1,4 +1,10 @@
-// A theme file is a CSS file with one `:root { --c-*: ...; }` block defining every variable in `THEME_CSS_VARS`; `useSettingsPanel` applies the selected one as an unscoped stylesheet only while no built-in `html.<scheme>` class is present, so it wins the cascade without rewriting the selector.
+// A user-supplied style is any CSS file that defines every variable in `THEME_CSS_VARS` somewhere in
+// a `:root { --c-*: ...; }` block (ticket 020/047: styles are selectable on equal footing with the
+// built-ins, and there's no requirement that this block be the *only* thing the file contains — a
+// style is free to also target any other selector, e.g. to restyle layout, spacing, or fonts, not
+// just the palette). `useSettingsPanel` applies the selected one as an unscoped stylesheet only
+// while no built-in `html.<scheme>` class is present, so it wins the cascade without rewriting the
+// selector.
 
 /** Canonical list of every `--c-*` variable every theme in `index.css` defines. */
 export const THEME_CSS_VARS = [
diff --git a/webapp/src/lib/useSettingsPanel.ts b/webapp/src/lib/useSettingsPanel.ts
index 91e6086..107712f 100644
--- a/webapp/src/lib/useSettingsPanel.ts
+++ b/webapp/src/lib/useSettingsPanel.ts
@@ -153,7 +153,8 @@ export function useSettingsPanel() {
     [guarded],
   )
 
-  // Every entry is always a selectable theme (ticket 020), so there's a single import path.
+  // Every entry is always a selectable style, on equal footing with the built-in colour schemes
+  // (ticket 020 unified the data model; ticket 047 unified the UI), so there's a single import path.
   const importCssEntry = useCallback(
     (filename: string, content: string) =>
       guarded(async () => {