Fix clipped focus and mobile interaction states

src/app/globals.css

@@ -263,7 +263,6 @@
   --shadow-lux: inset 0 1px 0 rgb(255 255 255 / 64%), 0 12px 34px rgb(8 16 24 / 7%);
   --shadow-inset: inset 0 1px 0 rgb(255 255 255 / 58%);
   --shadow-card: var(--shadow-tight);
-  --ring-focus: 0 0 0 3px color-mix(in srgb, var(--focus) 30%, transparent);
   --space-1: 0.25rem;
   --space-2: 0.5rem;
   --space-3: 0.75rem;
@@ -418,7 +417,6 @@
   --shadow-elevated: 0 2px 8px rgb(0 0 0 / 46%), 0 12px 30px rgb(0 0 0 / 48%), 0 28px 58px rgb(0 0 0 / 50%);
   --shadow-lux: inset 0 1px 0 rgb(255 255 255 / 4%), 0 18px 44px rgb(0 0 0 / 64%);
   --shadow-inset: inset 0 1px 0 rgb(255 255 255 / 4%);
-  --ring-focus: 0 0 0 3px color-mix(in srgb, var(--focus) 30%, transparent);
   color-scheme: dark;
 }
 
@@ -487,17 +485,22 @@ select {
   -webkit-tap-highlight-color: transparent;
 }
 
-button:focus-visible,
-a:focus-visible,
-summary:focus-visible,
-input:focus-visible,
-textarea:focus-visible,
-select:focus-visible {
-  box-shadow: var(--ring-focus);
+/* One focus owner per interaction. Buttons and links use a single external
+   outline; form fields draw the same outline inside their own box so scroll
+   containers and sheets cannot clip it at an edge. Keeping these unlayered is
+   intentional: it prevents component-level `focus:ring-*` utilities from
+   stacking a second halo on top of the shared treatment. */
+:where(button, a, summary, input[type="checkbox"], input[type="radio"], input[type="range"]):focus-visible {
   outline: 2px solid var(--focus);
   outline-offset: 2px;
 }
 
+:where(input:not([type="checkbox"]):not([type="radio"]):not([type="range"]), textarea, select):focus-visible {
+  box-shadow: var(--shadow-inset);
+  outline: 2px solid var(--focus);
+  outline-offset: -2px;
+}
+
 button,
 a,
 summary {
@@ -1106,6 +1109,14 @@ summary::-webkit-details-marker {
   letter-spacing: 0;
 }
 
+/* The universal composer form is the visible control and already owns its
+   focus-within border + halo. Suppress the nested text field's global focus
+   paint so the pill never renders competing or clipped concentric rings. */
+.answer-footer-search-input:focus-visible {
+  box-shadow: none;
+  outline: none;
+}
+
 .answer-footer-search-input::placeholder {
   color: color-mix(in srgb, var(--text-muted) 72%, var(--text-soft));
   font-weight: 560;

src/components/clinical-dashboard/favourites-command-library-page.tsx

@@ -455,25 +455,23 @@ function FavouriteMobileCard({
 }) {
   return (
     <article
-      role="button"
-      tabIndex={0}
-      onClick={() => onSelect(item.id)}
-      onKeyDown={(event) => {
-        if (event.key === "Enter" || event.key === " ") {
-          event.preventDefault();
-          onSelect(item.id);
-        }
-      }}
-      aria-pressed={selected}
+      data-testid={`favourite-mobile-card-${item.id}`}
       className={cn(
-        "min-w-0 max-w-full rounded-lg border bg-[color:var(--surface)] p-3 shadow-[var(--shadow-tight)]",
+        "relative min-w-0 max-w-full rounded-lg border bg-[color:var(--surface)] p-3 shadow-[var(--shadow-tight)]",
         selected
           ? "border-[color:var(--clinical-accent-border)] bg-[color:var(--clinical-accent-soft)]/35 shadow-[inset_3px_0_0_var(--clinical-accent)]"
           : "border-[color:var(--border)]",
-        focusRing,
       )}
     >
-      <div className="min-w-0">
+      <button
+        type="button"
+        onClick={() => onSelect(item.id)}
+        aria-pressed={selected}
+        aria-label={`Select ${item.title}`}
+        className={cn("absolute inset-0 cursor-pointer rounded-lg", focusRing)}
+      />
+
+      <div className="pointer-events-none relative min-w-0">
         <h3 className="line-clamp-2 text-sm-minus font-bold leading-5 text-[color:var(--text-heading)]">
           {item.title}
         </h3>
@@ -490,7 +488,7 @@ function FavouriteMobileCard({
         </div>
       </div>
 
-      <dl className="mt-3 grid gap-2 border-t border-[color:var(--border)] pt-3 text-2xs font-semibold">
+      <dl className="pointer-events-none relative mt-3 grid gap-2 border-t border-[color:var(--border)] pt-3 text-2xs font-semibold">
         <div className="flex min-w-0 items-center justify-between gap-3">
           <dt className="inline-flex items-center gap-1.5 text-[color:var(--text-muted)]">
             <Folder className="h-3.5 w-3.5" aria-hidden />
@@ -504,11 +502,11 @@ function FavouriteMobileCard({
         </div>
       </dl>
 
-      <div className="mt-3 grid grid-cols-[minmax(0,1fr)_2.5rem] gap-2" onClick={(event) => event.stopPropagation()}>
+      <div className="relative z-[1] mt-3 grid grid-cols-[minmax(0,1fr)_2.75rem] gap-2">
         <Link
           href={item.href}
           className={cn(
-            "inline-flex h-10 min-w-0 items-center justify-center rounded-lg border border-[color:var(--clinical-accent-border)] bg-[color:var(--surface)] px-3 text-sm-minus font-bold text-[color:var(--clinical-accent)] hover:bg-[color:var(--clinical-accent-soft)]",
+            "inline-flex h-tap min-w-0 items-center justify-center rounded-lg border border-[color:var(--clinical-accent-border)] bg-[color:var(--surface)] px-3 text-sm-minus font-bold text-[color:var(--clinical-accent)] hover:bg-[color:var(--clinical-accent-soft)]",
             focusRing,
           )}
         >

src/components/therapy-compass/bindings.tsx

@@ -413,7 +413,7 @@ export function TcProvider({
       sheetClinician,
       toggleClinician: () => setSheetClinician((prev) => !prev),
       clinicianTrack: s(
-        "position:relative;width:42px;height:24px;border-radius:12px;flex:none;cursor:pointer;transition:background .15s ease;background:" +
+        "position:relative;width:42px;height:24px;border:0;padding:0;border-radius:12px;flex:none;cursor:pointer;transition:background .15s ease;background:" +
           (sheetClinician ? "var(--clinical-accent)" : "var(--border-strong)") +
           ";",
       ),

src/components/therapy-compass/screens/sheets-screen.tsx

@@ -128,9 +128,10 @@ export function SheetsScreen() {
               </span>
               <button
                 type="button"
+                role="switch"
                 onClick={b.toggleClinician}
-                aria-pressed={b.sheetClinician}
-                aria-label="Toggle clinician footer"
+                aria-checked={b.sheetClinician}
+                aria-label="Show clinician footer"
                 style={b.clinicianTrack}
               >
                 <span style={b.clinicianKnob} />

src/components/ui-primitives.tsx

@@ -37,7 +37,7 @@ export const toolbarButton =
 export const eyebrowText = "text-2xs font-semibold uppercase leading-4 tracking-[0.06em] text-[color:var(--text-soft)]";
 export const fieldLabel = `mb-1.5 block ${eyebrowText}`;
 export const fieldControl =
-  "h-tap w-full rounded-lg border border-[color:var(--border)] bg-[color:var(--surface-raised)] text-sm text-[color:var(--text)] shadow-[var(--shadow-inset)] outline-none transition placeholder:text-[color:var(--text-soft)] focus:border-[color:var(--focus)] focus:ring-4 focus:ring-[color:var(--focus)]/25";
+  "h-tap w-full rounded-lg border border-[color:var(--border)] bg-[color:var(--surface-raised)] text-sm text-[color:var(--text)] shadow-[var(--shadow-inset)] outline-none transition placeholder:text-[color:var(--text-soft)] focus:border-[color:var(--focus)]";
 export const fieldControlWithIcon = `${fieldControl} pl-9 pr-3`;
 export const fieldControlPlain = `${fieldControl} px-3`;
 export const fieldIcon =
@@ -66,7 +66,7 @@ export const proseMeasure = "max-w-[68ch]";
 // chunk numbers, guideline versions, document IDs. Pairs with tabular figures.
 export const codeText = "font-mono tabular-nums tracking-tight";
 export const commandInput =
-  "min-h-12 w-full rounded-lg border border-[color:var(--border)]/70 bg-[color:var(--surface)] pl-12 pr-12 text-sm font-semibold text-[color:var(--text)] shadow-[var(--shadow-soft),var(--shadow-inset)] outline-none transition placeholder:text-[color:var(--text-soft)] focus:border-[color:var(--focus)] focus:ring-4 focus:ring-[color:var(--focus)]/25 motion-safe:transition sm:text-base";
+  "min-h-12 w-full rounded-lg border border-[color:var(--border)]/70 bg-[color:var(--surface)] pl-12 pr-12 text-sm font-semibold text-[color:var(--text)] shadow-[var(--shadow-soft),var(--shadow-inset)] outline-none transition placeholder:text-[color:var(--text-soft)] focus:border-[color:var(--focus)] motion-safe:transition sm:text-base";
 
 export const chatAnswerText =
   "max-w-[68ch] text-base-minus font-medium leading-[1.56] text-[color:var(--text-heading)] sm:text-base sm:leading-[1.62]";

tests/ui-smoke.spec.ts

@@ -981,6 +981,76 @@ test.describe("Clinical KB UI smoke coverage", () => {
     await expect(page.getByTestId("global-search-input")).toBeEnabled();
   });
 
+  test("mobile search focus is singular, visible, and contained at clipped edges", async ({ page }) => {
+    await page.setViewportSize({ width: 390, height: 820 });
+    await mockPrivateUnauthenticatedApi(page);
+    await gotoApp(page, "/?mode=answer");
+    await waitForDemoDashboardReady(page);
+
+    const universalInput = visibleQuestionInput(page);
+    const restingPillBorder = await universalInput.evaluate((element) => {
+      const pill = element.closest(".answer-footer-search-pill");
+      return pill ? getComputedStyle(pill).borderColor : null;
+    });
+    await universalInput.focus();
+    const universalFocus = await universalInput.evaluate((element) => {
+      const inputStyle = getComputedStyle(element);
+      const pill = element.closest(".answer-footer-search-pill");
+      const pillStyle = pill ? getComputedStyle(pill) : null;
+      return {
+        inputOutline: inputStyle.outlineStyle,
+        inputShadow: inputStyle.boxShadow,
+        pillBorder: pillStyle?.borderColor ?? null,
+        pillShadow: pillStyle?.boxShadow ?? null,
+      };
+    });
+    expect(universalFocus.inputOutline).toBe("none");
+    expect(universalFocus.inputShadow).toBe("none");
+    expect(universalFocus.pillBorder).not.toBe(restingPillBorder);
+    expect(universalFocus.pillShadow).not.toBe("none");
+
+    const menu = await openMobileClinicalGuideMenu(page);
+    const closeMenu = menu.getByRole("button", { name: "Close Clinical Guide menu" });
+    const newChat = menu.getByRole("button", { name: "New chat" });
+    const restingButtonShadow = await newChat.evaluate((element) => getComputedStyle(element).boxShadow);
+    await closeMenu.focus();
+    await page.keyboard.press("Tab");
+    await expect(newChat).toBeFocused();
+    const buttonFocus = await newChat.evaluate((element) => {
+      const style = getComputedStyle(element);
+      return { outlineStyle: style.outlineStyle, boxShadow: style.boxShadow };
+    });
+    expect(buttonFocus.outlineStyle).toBe("solid");
+    expect(buttonFocus.boxShadow).toBe(restingButtonShadow);
+
+    const chatSearch = menu.getByRole("searchbox", { name: "Search recent chats" });
+    await chatSearch.focus();
+    const fieldFocus = await chatSearch.evaluate((element) => {
+      const style = getComputedStyle(element);
+      const rect = element.getBoundingClientRect();
+      const outlineWidth = Number.parseFloat(style.outlineWidth);
+      const outlineOffset = Number.parseFloat(style.outlineOffset);
+      return {
+        outlineStyle: style.outlineStyle,
+        outlineWidth,
+        outlineOffset,
+        paintedTop: rect.top - outlineOffset - outlineWidth,
+        paintedRight: rect.right + outlineOffset + outlineWidth,
+        paintedBottom: rect.bottom + outlineOffset + outlineWidth,
+        paintedLeft: rect.left - outlineOffset - outlineWidth,
+        rect: { top: rect.top, right: rect.right, bottom: rect.bottom, left: rect.left },
+      };
+    });
+    expect(fieldFocus.outlineStyle).toBe("solid");
+    expect(fieldFocus.outlineWidth).toBeGreaterThanOrEqual(2);
+    expect(fieldFocus.outlineOffset).toBeLessThan(0);
+    expect(fieldFocus.paintedTop).toBeGreaterThanOrEqual(fieldFocus.rect.top);
+    expect(fieldFocus.paintedRight).toBeLessThanOrEqual(fieldFocus.rect.right);
+    expect(fieldFocus.paintedBottom).toBeLessThanOrEqual(fieldFocus.rect.bottom);
+    expect(fieldFocus.paintedLeft).toBeGreaterThanOrEqual(fieldFocus.rect.left);
+    await expectNoPageHorizontalOverflow(page);
+  });
+
   test("desktop sidebar defaults to the labelled state for new users", async ({ page }) => {
     await page.setViewportSize({ width: 1280, height: 900 });
     await mockDemoApi(page);
@@ -2573,6 +2643,29 @@ test.describe("Clinical KB UI smoke coverage", () => {
     await expect(workspace.getByRole("heading", { name: "Acamprosate renal screen", level: 3 })).toBeVisible();
   });
 
+  test("mobile favourite cards keep selection and actions as independent touch controls", async ({ page }) => {
+    await page.setViewportSize({ width: 390, height: 820 });
+    await mockDemoApi(page);
+    await gotoApp(page, "/favourites");
+
+    const card = page.getByTestId("favourite-mobile-card-acamprosate-renal-screen");
+    const selectCard = card.getByRole("button", { name: "Select Acamprosate renal screen" });
+    const openItem = card.getByRole("link", { name: "Open", exact: true });
+    const moreActions = card.getByRole("button", { name: "More actions for Acamprosate renal screen" });
+
+    await expect(card).toBeVisible();
+    await expect(selectCard).toHaveAttribute("aria-pressed", "false");
+    await expectMinTouchTarget(selectCard);
+    await expectMinTouchTarget(openItem);
+    await expectMinTouchTarget(moreActions);
+
+    await selectCard.click();
+    await expect(selectCard).toHaveAttribute("aria-pressed", "true");
+    await expect(openItem).toBeVisible();
+    await expect(moreActions).toBeVisible();
+    await expectNoPageHorizontalOverflow(page);
+  });
+
   test("app mode menu supports keyboard navigation without removed prototype modes", async ({ page }) => {
     await page.setViewportSize({ width: 1280, height: 900 });
     await mockDemoApi(page);