diff --git a/.fallowrc.jsonc b/.fallowrc.jsonc
index f497696dba..5960d782d8 100644
--- a/.fallowrc.jsonc
+++ b/.fallowrc.jsonc
@@ -272,6 +272,16 @@
       "file": "packages/studio/src/components/editor/propertyPanelSections.tsx",
       "exports": ["TextAreaField"],
     },
+    // Link: its only consumer was FlatRadiusRow's uniform-only fallback row in
+    // propertyPanelFlatStyleSections.tsx, deleted by the Style parity fix
+    // (p8-task-style-parity) — that row was unreachable from a uniform radius
+    // and is now replaced by BorderRadiusEditor's own unlink toggle. Kept in
+    // the icon set for future reuse rather than deleted from a file outside
+    // this fix's scope.
+    {
+      "file": "packages/studio/src/icons/SystemIcons.tsx",
+      "exports": ["Link"],
+    },
   ],
   "ignoreDependencies": [
     // Runtime/dynamic deps not visible to static analysis: tsup `external`,
diff --git a/packages/studio/src/components/editor/propertyPanelFlatColorGradingSection.test.tsx b/packages/studio/src/components/editor/propertyPanelFlatColorGradingSection.test.tsx
index a1ee58b829..73ef2a06fb 100644
--- a/packages/studio/src/components/editor/propertyPanelFlatColorGradingSection.test.tsx
+++ b/packages/studio/src/components/editor/propertyPanelFlatColorGradingSection.test.tsx
@@ -103,6 +103,110 @@ describe("FlatColorGradingAccessory", () => {
     expect(resetGrading).toHaveBeenCalledTimes(1);
     act(() => root.unmount());
   });
+
+  it("shows the runtime status message as visible text next to the dot, not only as a title", () => {
+    const { host, root } = renderInto(
+      <FlatColorGradingAccessory
+        state={{
+          grading: neutralGrading(),
+          compareEnabled: false,
+          runtimeStatus: { state: "pending", message: "Waiting for shader" },
+          commitCompare: vi.fn(),
+          resetGrading: vi.fn(),
+        }}
+      />,
+    );
+    const messageEl = host.querySelector('[data-flat-grade-status-message="true"]');
+    expect(messageEl).not.toBeNull();
+    expect(messageEl?.textContent).toBe("Waiting for shader");
+    expect(host.textContent).toContain("Waiting for shader");
+    act(() => root.unmount());
+  });
+
+  function activeGrading() {
+    const grading = neutralGrading();
+    return { ...grading, adjust: { ...grading.adjust, contrast: 0.2 } };
+  }
+
+  it("activates hold-to-compare on pointerdown and releases on window pointerup", () => {
+    const commitCompare = vi.fn();
+    const { host, root } = renderInto(
+      <FlatColorGradingAccessory
+        state={{
+          grading: activeGrading(),
+          compareEnabled: false,
+          runtimeStatus: { state: "active", message: "Shader active" },
+          commitCompare,
+          resetGrading: vi.fn(),
+        }}
+      />,
+    );
+    const compareButton = host.querySelector<HTMLButtonElement>(
+      '[aria-label="Hold to show original"]',
+    );
+    if (!compareButton) throw new Error("expected a compare button");
+    act(() => compareButton.dispatchEvent(new MouseEvent("pointerdown", { bubbles: true })));
+    expect(commitCompare).toHaveBeenNthCalledWith(1, true);
+    act(() => window.dispatchEvent(new MouseEvent("pointerup", { bubbles: true })));
+    expect(commitCompare).toHaveBeenNthCalledWith(2, false);
+    act(() => root.unmount());
+  });
+
+  it("activates hold-to-compare via keyboard Space and releases on keyup", () => {
+    const commitCompare = vi.fn();
+    const { host, root } = renderInto(
+      <FlatColorGradingAccessory
+        state={{
+          grading: activeGrading(),
+          compareEnabled: false,
+          runtimeStatus: { state: "active", message: "Shader active" },
+          commitCompare,
+          resetGrading: vi.fn(),
+        }}
+      />,
+    );
+    const compareButton = host.querySelector<HTMLButtonElement>(
+      '[aria-label="Hold to show original"]',
+    );
+    if (!compareButton) throw new Error("expected a compare button");
+    act(() =>
+      compareButton.dispatchEvent(
+        new KeyboardEvent("keydown", { key: " ", bubbles: true, cancelable: true }),
+      ),
+    );
+    expect(commitCompare).toHaveBeenNthCalledWith(1, true);
+    act(() =>
+      compareButton.dispatchEvent(
+        new KeyboardEvent("keyup", { key: " ", bubbles: true, cancelable: true }),
+      ),
+    );
+    expect(commitCompare).toHaveBeenNthCalledWith(2, false);
+    act(() => root.unmount());
+  });
+
+  it("releases an active hold when the window loses focus mid-hold", () => {
+    const commitCompare = vi.fn();
+    const { host, root } = renderInto(
+      <FlatColorGradingAccessory
+        state={{
+          grading: activeGrading(),
+          compareEnabled: false,
+          runtimeStatus: { state: "active", message: "Shader active" },
+          commitCompare,
+          resetGrading: vi.fn(),
+        }}
+      />,
+    );
+    const compareButton = host.querySelector<HTMLButtonElement>(
+      '[aria-label="Hold to show original"]',
+    );
+    if (!compareButton) throw new Error("expected a compare button");
+    act(() => compareButton.dispatchEvent(new MouseEvent("pointerdown", { bubbles: true })));
+    expect(commitCompare).toHaveBeenNthCalledWith(1, true);
+    act(() => window.dispatchEvent(new Event("blur")));
+    expect(commitCompare).toHaveBeenNthCalledWith(2, false);
+    act(() => root.unmount());
+  });
 });
 
 function neutralPropsBase() {
@@ -280,6 +384,43 @@ describe("FlatColorGradingSection — Adjust sliders", () => {
     expect(onCommitColorGrading.mock.calls[0][0].adjust.saturation).toBe(0.2);
     act(() => root.unmount());
   });
+
+  it("revives a grade parked at 0% strength back to 100% when an Adjust slider is committed", () => {
+    const onCommitColorGrading = vi.fn();
+    const grading = { ...neutralGrading(), intensity: 0 };
+    const { host, root } = renderInto(
+      <FlatColorGradingSection
+        {...neutralPropsBase()}
+        grading={grading}
+        onCommitColorGrading={onCommitColorGrading}
+      />,
+    );
+    const contrastRow = findRowByText(host, '[data-flat-grade-adjust="true"]', "Contrast");
+    // min=-100, max=100, step=1, ratio=0.75 -> raw=50 -> commit(50) -> adjust.contrast = 0.5
+    dragSliderTrack(contrastRow, 75, 100);
+    expect(onCommitColorGrading).toHaveBeenCalledTimes(1);
+    expect(onCommitColorGrading.mock.calls[0][0].intensity).toBe(1);
+    expect(onCommitColorGrading.mock.calls[0][0].adjust.contrast).toBe(0.5);
+    act(() => root.unmount());
+  });
+
+  it("does NOT force intensity to revive when the Strength slider itself is dragged — it writes the value directly", () => {
+    const onCommitColorGrading = vi.fn();
+    const grading = { ...neutralGrading(), intensity: 0 };
+    const { host, root } = renderInto(
+      <FlatColorGradingSection
+        {...neutralPropsBase()}
+        grading={grading}
+        onCommitColorGrading={onCommitColorGrading}
+      />,
+    );
+    const strengthRow = findRowByText(host, "div", "Strength", "startsWith");
+    // min=0, max=100, step=1, ratio=0.4 -> raw=40 -> commit(40) -> intensity = 40/100 = 0.4
+    dragSliderTrack(strengthRow, 40, 100);
+    expect(onCommitColorGrading).toHaveBeenCalledTimes(1);
+    expect(onCommitColorGrading.mock.calls[0][0].intensity).toBe(0.4);
+    act(() => root.unmount());
+  });
 });
 
 describe("FlatColorGradingSection — Vignette and Grain", () => {
@@ -386,6 +527,46 @@ describe("FlatColorGradingSection — HDR banner and Apply scope", () => {
     act(() => root.unmount());
   });
 
+  it("shows a codec/profile/pixel-format/color detail line in the HDR banner when metadata provides it", () => {
+    const { host, root } = renderInto(
+      <FlatColorGradingSection
+        {...neutralPropsBase()}
+        mediaMetadata={{
+          kind: "video",
+          color: {
+            dynamicRange: "hdr",
+            hdrTransfer: "pq",
+            label: "HDR10",
+            isHdr: true,
+            codecName: "hevc",
+            profile: "Main10",
+            pixelFormat: "yuv420p10le",
+            colorPrimaries: "bt2020",
+            colorTransfer: "smpte2084",
+          },
+        }}
+      />,
+    );
+    const detail = host.querySelector('[data-flat-grade-hdr-detail="true"]');
+    expect(detail).not.toBeNull();
+    expect(detail?.textContent).toBe("hevc · Main10 · yuv420p10le · bt2020 · smpte2084");
+    act(() => root.unmount());
+  });
+
+  it("omits the HDR detail line entirely when no detail fields are populated", () => {
+    const { host, root } = renderInto(
+      <FlatColorGradingSection
+        {...neutralPropsBase()}
+        mediaMetadata={{
+          kind: "video",
+          color: { dynamicRange: "hdr", hdrTransfer: "pq", label: "HDR10", isHdr: true },
+        }}
+      />,
+    );
+    expect(host.querySelector('[data-flat-grade-hdr-detail="true"]')).toBeNull();
+    act(() => root.unmount());
+  });
+
   it("omits the HDR banner for SDR media", () => {
     const { host, root } = renderInto(
       <FlatColorGradingSection
diff --git a/packages/studio/src/components/editor/propertyPanelFlatColorGradingSection.tsx b/packages/studio/src/components/editor/propertyPanelFlatColorGradingSection.tsx
index be8e21fcaf..a02c2f0d3a 100644
--- a/packages/studio/src/components/editor/propertyPanelFlatColorGradingSection.tsx
+++ b/packages/studio/src/components/editor/propertyPanelFlatColorGradingSection.tsx
@@ -49,20 +49,43 @@ export function FlatColorGradingAccessory({
             commitCompare(false);
             window.removeEventListener("pointerup", release);
             window.removeEventListener("pointercancel", release);
+            window.removeEventListener("blur", release);
           };
           window.addEventListener("pointerup", release);
           window.addEventListener("pointercancel", release);
+          window.addEventListener("blur", release);
+        }}
+        onBlur={() => {
+          if (compareEnabled) commitCompare(false);
+        }}
+        onKeyDown={(e) => {
+          if (!gradingActive || (e.key !== " " && e.key !== "Enter")) return;
+          e.preventDefault();
+          if (!compareEnabled) commitCompare(true);
+        }}
+        onKeyUp={(e) => {
+          if (!gradingActive || (e.key !== " " && e.key !== "Enter")) return;
+          e.preventDefault();
+          commitCompare(false);
         }}
         title="Hold to show original"
         className="flex-shrink-0 text-panel-text-3 hover:text-panel-text-1 disabled:cursor-not-allowed disabled:opacity-40"
       >
         <Compare size={12} />
       </button>
-      <span
-        data-flat-grade-status-dot="true"
-        title={runtimeStatus.message}
-        className={`h-[5px] w-[5px] flex-shrink-0 rounded-full ${STATUS_DOT_CLASS[runtimeStatus.state]}`}
-      />
+      <span className="flex min-w-0 items-center gap-1" title={runtimeStatus.message}>
+        <span
+          data-flat-grade-status-dot="true"
+          title={runtimeStatus.message}
+          className={`h-[5px] w-[5px] flex-shrink-0 rounded-full ${STATUS_DOT_CLASS[runtimeStatus.state]}`}
+        />
+        <span
+          data-flat-grade-status-message="true"
+          className="max-w-[84px] truncate text-[9px] text-panel-text-4"
+        >
+          {runtimeStatus.message}
+        </span>
+      </span>
       <button
         type="button"
         data-flat-grade-reset="true"
@@ -100,6 +123,11 @@ const ADJUST_SLIDERS: Array<{
   { key: "saturation", label: "Saturation", min: -100, max: 100, step: 1 },
 ];
 
+function visibleIntensity(grading: NormalizedHfColorGrading): number {
+  // Earlier drafts could persist 0% strength; the next manual edit should revive visible grading.
+  return grading.intensity === 0 ? 1 : grading.intensity;
+}
+
 function formatAdjustValue(key: HfColorGradingAdjustKey, rawPercent: number): string {
   if (key === "exposure") {
     const stops = rawPercent / 100;
@@ -140,6 +168,15 @@ const EFFECT_SLIDERS: Array<{ key: HfColorGradingEffectKey; label: string }> = [
 
 function HdrBanner({ metadata }: { metadata: MediaMetadata | null }) {
   if (metadata?.color.dynamicRange !== "hdr") return null;
+  const details = [
+    metadata.color.codecName,
+    metadata.color.profile,
+    metadata.color.pixelFormat,
+    metadata.color.colorPrimaries,
+    metadata.color.colorTransfer,
+  ]
+    .filter(Boolean)
+    .join(" · ");
   return (
     <div
       data-flat-grade-hdr-banner="true"
@@ -155,6 +192,14 @@ function HdrBanner({ metadata }: { metadata: MediaMetadata | null }) {
         These controls use the current SDR shader preview path. Render may stay HDR-tagged, but this
         is not true HDR color grading yet.
       </p>
+      {details && (
+        <p
+          data-flat-grade-hdr-detail="true"
+          className="mt-0.5 truncate text-[9px] text-amber-100/55"
+        >
+          {details}
+        </p>
+      )}
     </div>
   );
 }
@@ -201,7 +246,11 @@ export function FlatColorGradingSection({
     onCommitColorGrading({ ...grading, intensity: value / 100 });
   };
   const applyLut = (src: string | null, intensity = 1) => {
-    onCommitColorGrading({ ...grading, lut: src ? { src, intensity } : null });
+    onCommitColorGrading({
+      ...grading,
+      intensity: visibleIntensity(grading),
+      lut: src ? { src, intensity } : null,
+    });
   };
   const importLuts = async (files: FileList | null) => {
     if (!files?.length || !onImportAssets) return;
@@ -225,11 +274,16 @@ export function FlatColorGradingSection({
         displayValue={`${Math.round(value * 100)}%`}
         centerTick={key === "vignetteRoundness"}
         onCommit={(next) =>
-          onCommitColorGrading({ ...grading, details: { ...grading.details, [key]: next / 100 } })
+          onCommitColorGrading({
+            ...grading,
+            intensity: visibleIntensity(grading),
+            details: { ...grading.details, [key]: next / 100 },
+          })
         }
         onReset={() =>
           onCommitColorGrading({
             ...grading,
+            intensity: visibleIntensity(grading),
             details: { ...grading.details, [key]: spec.defaultValue },
           })
         }
@@ -361,12 +415,14 @@ export function FlatColorGradingSection({
                 onCommit={(next) =>
                   onCommitColorGrading({
                     ...grading,
+                    intensity: visibleIntensity(grading),
                     adjust: { ...grading.adjust, [slider.key]: next / 100 },
                   })
                 }
                 onReset={() =>
                   onCommitColorGrading({
                     ...grading,
+                    intensity: visibleIntensity(grading),
                     adjust: { ...grading.adjust, [slider.key]: 0 },
                   })
                 }
@@ -432,12 +488,14 @@ export function FlatColorGradingSection({
                 onCommit={(next) =>
                   onCommitColorGrading({
                     ...grading,
+                    intensity: visibleIntensity(grading),
                     effects: { ...grading.effects, [slider.key]: next / 100 },
                   })
                 }
                 onReset={() =>
                   onCommitColorGrading({
                     ...grading,
+                    intensity: visibleIntensity(grading),
                     effects: { ...grading.effects, [slider.key]: 0 },
                   })
                 }
diff --git a/packages/studio/src/components/editor/propertyPanelFlatStyleHelpers.ts b/packages/studio/src/components/editor/propertyPanelFlatStyleHelpers.ts
index 3f1db7ef73..56939a48d0 100644
--- a/packages/studio/src/components/editor/propertyPanelFlatStyleHelpers.ts
+++ b/packages/studio/src/components/editor/propertyPanelFlatStyleHelpers.ts
@@ -1,3 +1,18 @@
+// Mirrors legacy `propertyPanelStyleSections.tsx`'s `SelectField` "Style" options —
+// the single source of truth for which border-style tokens are valid.
+export const STROKE_STYLE_OPTIONS: string[] = [
+  "none",
+  "solid",
+  "dashed",
+  "dotted",
+  "double",
+  "hidden",
+  "groove",
+  "ridge",
+  "inset",
+  "outset",
+];
+
 export function formatStrokeSummary(widthPx: number, style: string): string {
   return `${widthPx}px ${style}`;
 }
diff --git a/packages/studio/src/components/editor/propertyPanelFlatStyleSections.test.tsx b/packages/studio/src/components/editor/propertyPanelFlatStyleSections.test.tsx
index 90767fec4d..e5c27540fb 100644
--- a/packages/studio/src/components/editor/propertyPanelFlatStyleSections.test.tsx
+++ b/packages/studio/src/components/editor/propertyPanelFlatStyleSections.test.tsx
@@ -156,6 +156,24 @@ const STROKE_STYLES = {
   "border-color": "rgba(255,255,255,.12)",
 };
 
+function getMetricFieldInput(host: HTMLElement, label: string): HTMLInputElement {
+  const spans = Array.from(host.querySelectorAll("span")).filter((el) => el.textContent === label);
+  for (const span of spans) {
+    const input = span.parentElement?.querySelector<HTMLInputElement>("input");
+    if (input) return input;
+  }
+  throw new Error(`expected a metric field input for "${label}"`);
+}
+
+function setInputValue(input: HTMLInputElement, nextValue: string) {
+  const nativeInputValueSetter = Object.getOwnPropertyDescriptor(
+    window.HTMLInputElement.prototype,
+    "value",
+  )?.set;
+  nativeInputValueSetter?.call(input, nextValue);
+  input.dispatchEvent(new Event("input", { bubbles: true }));
+}
+
 describe("FlatStyleSection — Stroke and Radius", () => {
   it("renders the combined stroke row and commits width+style together on blur", () => {
     const { host, root } = renderSection(STROKE_STYLES);
@@ -172,21 +190,77 @@ describe("FlatStyleSection — Stroke and Radius", () => {
     act(() => root.unmount());
   });
 
-  it("renders a single Radius value with a Linked indicator when corners are uniform", () => {
+  it("clamps an out-of-range stroke width commit to 200px (fix 2)", async () => {
+    const { host, root, onSetStyle } = renderSection(STROKE_STYLES);
+    await commitFlatRowInput(host, "Stroke", "9999px solid");
+    expect(onSetStyle).toHaveBeenCalledWith("border-width", "200px");
+    act(() => root.unmount());
+  });
+
+  it("rejects a stroke commit whose style token is not a valid border-style (fix 2)", async () => {
+    const { host, root, onSetStyle } = renderSection(STROKE_STYLES);
+    await commitFlatRowInput(host, "Stroke", "12px bogus");
+    expect(onSetStyle).not.toHaveBeenCalled();
+    act(() => root.unmount());
+  });
+
+  it("commits a stroke style change through the discoverable Stroke style select (fix 2)", () => {
+    const { host, root, onSetStyle } = renderSection(STROKE_STYLES);
+    changeFlatSelectRow(host, "Stroke style", "dashed");
+    expect(onSetStyle).toHaveBeenCalledWith("border-style", "dashed");
+    act(() => root.unmount());
+  });
+
+  it("commits a new stroke color through the flat ColorField (fix 1)", () => {
+    const { host, root, onSetStyle } = renderSection({
+      "border-width": "1px",
+      "border-style": "solid",
+      "border-color": "rgb(10, 20, 30)",
+    });
+    const trigger = Array.from(
+      host.querySelectorAll<HTMLButtonElement>('[data-flat-color-trigger="true"]'),
+    ).find((btn) => btn.getAttribute("aria-label") === "Pick stroke color color");
+    if (!trigger) throw new Error("expected the stroke color trigger");
+    act(() => trigger.dispatchEvent(new MouseEvent("click", { bubbles: true })));
+    const hexInput = Array.from(document.querySelectorAll<HTMLInputElement>("input")).find(
+      (input) => !host.contains(input),
+    );
+    if (!hexInput) throw new Error("expected the color picker's hex input");
+    act(() => setInputValue(hexInput, "#112233"));
+    expect(onSetStyle).toHaveBeenCalledWith("border-color", "rgb(17, 34, 51)");
+    act(() => root.unmount());
+  });
+
+  it("uses BorderRadiusEditor for radius, linked by default, even when corners are uniform (fix 3)", () => {
     const { host, root } = renderSection({ "border-radius": "12px" });
-    expect(host.textContent).toContain("Radius");
-    expect(getFlatRowInput(host, "Radius").value).toBe("12px");
-    expect(host.textContent).toContain("Linked");
+    const unlinkButton = host.querySelector<HTMLButtonElement>('button[title="Unlink corners"]');
+    expect(unlinkButton).not.toBeNull();
+    expect(getMetricFieldInput(host, "All").value).toBe("12");
     act(() => root.unmount());
   });
 
-  it("commits the radius row's new value to border-radius on blur when corners are uniform", async () => {
+  it("commits a uniform radius value through BorderRadiusEditor's linked All field", () => {
     const { host, root, onSetStyle } = renderSection({ "border-radius": "12px" });
-    await commitFlatRowInput(host, "Radius", "20px");
+    const allInput = getMetricFieldInput(host, "All");
+    act(() => setInputValue(allInput, "20"));
+    act(() => allInput.dispatchEvent(new Event("focusout", { bubbles: true })));
     expect(onSetStyle).toHaveBeenCalledWith("border-radius", "20px");
     act(() => root.unmount());
   });
 
+  it("commits a single-corner radius update after unlinking a uniform radius (fix 3)", () => {
+    const { host, root, onSetStyle } = renderSection({ "border-radius": "12px" });
+    const unlinkButton = host.querySelector<HTMLButtonElement>('button[title="Unlink corners"]');
+    if (!unlinkButton) throw new Error("expected the unlink toggle button");
+    act(() => unlinkButton.dispatchEvent(new MouseEvent("click", { bubbles: true })));
+    const trInput = getMetricFieldInput(host, "TR");
+    act(() => setInputValue(trInput, "18"));
+    act(() => trInput.dispatchEvent(new Event("focusout", { bubbles: true })));
+    expect(onSetStyle).toHaveBeenCalledWith("border-top-right-radius", "18px");
+    expect(onSetStyle).not.toHaveBeenCalledWith("border-radius", expect.anything());
+    act(() => root.unmount());
+  });
+
   it("falls back to the legacy BorderRadiusEditor when corners are not uniform", () => {
     const { host, root } = renderSection({}, {}, { tl: 4, tr: 12, br: 4, bl: 4 });
     expect(host.textContent).not.toContain("Linked");
@@ -199,14 +273,7 @@ describe("FlatStyleSection — Stroke and Radius", () => {
       (el) => el.value === "12",
     );
     if (!trInput) throw new Error("expected the TR corner input");
-    act(() => {
-      const nativeInputValueSetter = Object.getOwnPropertyDescriptor(
-        window.HTMLInputElement.prototype,
-        "value",
-      )?.set;
-      nativeInputValueSetter?.call(trInput, "18");
-      trInput.dispatchEvent(new Event("input", { bubbles: true }));
-    });
+    act(() => setInputValue(trInput, "18"));
     act(() => {
       trInput.dispatchEvent(new Event("focusout", { bubbles: true }));
     });
@@ -472,6 +539,25 @@ describe("FlatStyleSection — Overflow and Mask", () => {
     expect(onSetStyle).toHaveBeenCalledWith("clip-path", "inset(8px 8px 5px 8px round 4px)");
     act(() => root.unmount());
   });
+
+  it("renders a uniform Mask inset slider and commits clip-path via buildInsetClipPathValue (fix 4)", () => {
+    const { host, root, onSetStyle } = renderSection({ "clip-path": "inset(8px round 4px)" });
+    expect(host.textContent).toContain("Mask inset");
+    const tracks = host.querySelectorAll('[data-flat-slider-track="true"]');
+    // Track order: Layer blur, Backdrop, Mask inset, Opacity.
+    const maskInsetTrack = tracks[2];
+    Object.defineProperty(maskInsetTrack, "getBoundingClientRect", {
+      value: () => ({ left: 0, width: 100, top: 0, height: 2, right: 100, bottom: 2 }),
+    });
+    act(() => {
+      maskInsetTrack.dispatchEvent(new MouseEvent("pointerdown", { bubbles: true, clientX: 50 }));
+    });
+    // clipInsetValue=8 -> max=Math.max(120, 8)=120; clientX=50 of width 100 -> ratio 0.5 -> 60px.
+    // border-radius is unset here, so the clip-path's own `round 4px` is not reused — radiusValue
+    // (read from the `border-radius` style, matching legacy) is 0.
+    expect(onSetStyle).toHaveBeenCalledWith("clip-path", "inset(60px round 0px)");
+    act(() => root.unmount());
+  });
 });
 
 describe("FlatStyleSection — Opacity", () => {
diff --git a/packages/studio/src/components/editor/propertyPanelFlatStyleSections.tsx b/packages/studio/src/components/editor/propertyPanelFlatStyleSections.tsx
index 0819ae6603..2f689b0f07 100644
--- a/packages/studio/src/components/editor/propertyPanelFlatStyleSections.tsx
+++ b/packages/studio/src/components/editor/propertyPanelFlatStyleSections.tsx
@@ -2,13 +2,17 @@
 import { useEffect, useState } from "react";
 import { isTextEditableSelection, type DomEditSelection } from "./domEditing";
 import { buildDefaultGradientModel, serializeGradient } from "./gradientValue";
-import { Link as LinkIcon } from "../../icons/SystemIcons";
 import { BorderRadiusEditor } from "./BorderRadiusEditor";
-import { formatStrokeSummary, parseStrokeSummary } from "./propertyPanelFlatStyleHelpers";
+import {
+  formatStrokeSummary,
+  parseStrokeSummary,
+  STROKE_STYLE_OPTIONS,
+} from "./propertyPanelFlatStyleHelpers";
 import {
   buildBoxShadowPresetValue,
   buildClipPathValue,
   buildInsetClipPathSides,
+  buildInsetClipPathValue,
   buildStrokeStyleUpdates,
   buildStrokeWidthStyleUpdates,
   extractBackgroundImageUrl,
@@ -170,42 +174,70 @@ function FlatStrokeRow({
   );
 
   return (
-    <FlatRow
-      label="Stroke"
-      value={summary}
-      tier={tier}
-      disabled={disabled}
-      onCommit={async (next) => {
-        const parsed = parseStrokeSummary(next);
-        if (!parsed) return;
-        for (const [property, value] of buildStrokeWidthStyleUpdates(
-          formatPxMetricValue(parsed.widthPx),
-          parsed.style,
-        )) {
-          await onSetStyle(property, value);
-        }
-        for (const [property, value] of buildStrokeStyleUpdates(
-          parsed.style,
-          formatPxMetricValue(parsed.widthPx),
-        )) {
-          await onSetStyle(property, value);
+    <>
+      <FlatRow
+        label="Stroke"
+        value={summary}
+        tier={tier}
+        disabled={disabled}
+        onCommit={async (next) => {
+          const parsed = parseStrokeSummary(next);
+          if (!parsed) return;
+          if (!STROKE_STYLE_OPTIONS.includes(parsed.style)) return;
+          const normalizedWidth = normalizePanelPxValue(`${parsed.widthPx}px`, {
+            min: 0,
+            max: 200,
+            fallback: borderWidthValue,
+          });
+          if (!normalizedWidth) return;
+          for (const [property, value] of buildStrokeWidthStyleUpdates(
+            normalizedWidth,
+            parsed.style,
+          )) {
+            await onSetStyle(property, value);
+          }
+          for (const [property, value] of buildStrokeStyleUpdates(parsed.style, normalizedWidth)) {
+            await onSetStyle(property, value);
+          }
+        }}
+        suffix={
+          <>
+            <span
+              className="h-4 w-4 flex-shrink-0 rounded border border-panel-border-input"
+              style={{ backgroundColor: borderColorValue }}
+            />
+            <span className="font-mono text-[10px] text-panel-text-3">{borderColorValue}</span>
+          </>
         }
-      }}
-      suffix={
-        <>
-          <span
-            className="h-4 w-4 flex-shrink-0 rounded border border-panel-border-input"
-            style={{ backgroundColor: borderColorValue }}
-          />
-          <span className="font-mono text-[10px] text-panel-text-3">{borderColorValue}</span>
-        </>
-      }
-    />
+      />
+      <FlatSelectRow
+        label="Stroke style"
+        value={borderStyleValue}
+        options={STROKE_STYLE_OPTIONS}
+        tier={resolveValueTier(styles["border-style"], "none")}
+        disabled={disabled}
+        onChange={async (next) => {
+          for (const [property, value] of buildStrokeStyleUpdates(
+            next,
+            formatPxMetricValue(borderWidthValue),
+          )) {
+            await onSetStyle(property, value);
+          }
+        }}
+      />
+      <ColorField
+        flat
+        label="Stroke color"
+        value={borderColorValue}
+        disabled={disabled}
+        onCommit={(next) => onSetStyle("border-color", next)}
+      />
+    </>
   );
 }
 
 /* ------------------------------------------------------------------ */
-/*  Flat Radius row — uniform case; legacy fallback otherwise          */
+/*  Flat Radius row — always delegates to BorderRadiusEditor            */
 /* ------------------------------------------------------------------ */
 
 // fallow-ignore-next-line complexity
@@ -229,7 +261,6 @@ function FlatRadiusRow({
     gsapBorderRadius?.br ?? parseNumericValue(styles["border-bottom-right-radius"]) ?? radiusValue;
   const radiusBL =
     gsapBorderRadius?.bl ?? parseNumericValue(styles["border-bottom-left-radius"]) ?? radiusValue;
-  const uniform = radiusTL === radiusTR && radiusTR === radiusBR && radiusBR === radiusBL;
 
   const commit = (corner: "all" | "tl" | "tr" | "br" | "bl", value: number) => {
     const px = `${formatNumericValue(value)}px`;
@@ -246,41 +277,14 @@ function FlatRadiusRow({
     void onSetStyle(prop, px);
   };
 
-  if (!uniform) {
-    return (
-      <BorderRadiusEditor
-        tl={radiusTL}
-        tr={radiusTR}
-        br={radiusBR}
-        bl={radiusBL}
-        disabled={disabled}
-        onCommit={commit}
-      />
-    );
-  }
-
   return (
-    <FlatRow
-      label="Radius"
-      value={`${formatNumericValue(radiusTL)}px`}
-      tier={resolveValueTier(styles["border-radius"], "0px")}
+    <BorderRadiusEditor
+      tl={radiusTL}
+      tr={radiusTR}
+      br={radiusBR}
+      bl={radiusBL}
       disabled={disabled}
-      onCommit={(next) => {
-        const parsed = parsePxMetricValue(next.endsWith("px") ? next : `${next}px`);
-        if (parsed == null) return;
-        const normalized = normalizePanelPxValue(`${parsed}px`, {
-          min: 0,
-          max: 400,
-          fallback: radiusTL,
-        });
-        commit("all", normalized != null ? (parsePxMetricValue(normalized) ?? radiusTL) : radiusTL);
-      }}
-      suffix={
-        <span className="flex items-center gap-1 text-[10px] text-panel-text-4">
-          <LinkIcon size={10} />
-          Linked
-        </span>
-      }
+      onCommit={commit}
     />
   );
 }
@@ -380,10 +384,7 @@ function FlatBlurSliders({
   );
 }
 
-/* ------------------------------------------------------------------ */
-/*  Flat Overflow + Mask rows (+ inset sides)                          */
-/* ------------------------------------------------------------------ */
-
+// Flat Overflow + Mask rows (+ inset sides).
 function FlatOverflowMaskRows({
   styles,
   disabled,
@@ -396,6 +397,55 @@ function FlatOverflowMaskRows({
   const radiusValue = parseNumericValue(styles["border-radius"]) ?? 0;
   const clipPathValue = styles["clip-path"] || "none";
   const clipPathPreset = inferClipPathPreset(clipPathValue);
+
+  return (
+    <>
+      <FlatSelectRow
+        label="Overflow"
+        value={styles.overflow || "visible"}
+        options={["visible", "hidden", "clip", "auto", "scroll"]}
+        tier={resolveValueTier(styles.overflow, "visible")}
+        disabled={disabled}
+        onChange={(next) => void onSetStyle("overflow", next)}
+        onReset={() => void onSetStyle("overflow", "visible")}
+      />
+      <FlatSelectRow
+        label="Mask"
+        value={clipPathPreset === "custom" ? "none" : clipPathPreset}
+        options={["none", "inset", "circle"]}
+        tier={resolveValueTier(clipPathPreset === "none" ? undefined : clipPathPreset, "none")}
+        disabled={disabled}
+        onChange={(next) => {
+          void onSetStyle(
+            "clip-path",
+            buildClipPathValue(next as "none" | "inset" | "circle", radiusValue, clipPathValue),
+          );
+        }}
+        onReset={() => void onSetStyle("clip-path", "none")}
+      />
+      <FlatMaskInsetRows
+        clipPathValue={clipPathValue}
+        radiusValue={radiusValue}
+        disabled={disabled}
+        onSetStyle={onSetStyle}
+      />
+    </>
+  );
+}
+
+// Flat Mask inset — uniform slider + per-side fields.
+function FlatMaskInsetRows({
+  clipPathValue,
+  radiusValue,
+  disabled,
+  onSetStyle,
+}: {
+  clipPathValue: string;
+  radiusValue: number;
+  disabled: boolean;
+  onSetStyle: (prop: string, value: string) => void | Promise<void>;
+}) {
+  const clipPathPreset = inferClipPathPreset(clipPathValue);
   const parsedClipInsets = parseInsetClipPathSides(clipPathValue);
   const clipInsetValue = getClipPathInsetPx(clipPathValue);
   const clipInsetSides = parsedClipInsets ?? {
@@ -422,28 +472,18 @@ function FlatOverflowMaskRows({
 
   return (
     <>
-      <FlatSelectRow
-        label="Overflow"
-        value={styles.overflow || "visible"}
-        options={["visible", "hidden", "clip", "auto", "scroll"]}
-        tier={resolveValueTier(styles.overflow, "visible")}
-        disabled={disabled}
-        onChange={(next) => void onSetStyle("overflow", next)}
-        onReset={() => void onSetStyle("overflow", "visible")}
-      />
-      <FlatSelectRow
-        label="Mask"
-        value={clipPathPreset === "custom" ? "none" : clipPathPreset}
-        options={["none", "inset", "circle"]}
-        tier={resolveValueTier(clipPathPreset === "none" ? undefined : clipPathPreset, "none")}
+      <FlatSlider
+        label="Mask inset"
+        value={clipInsetValue}
+        min={0}
+        max={Math.max(120, Math.ceil(clipInsetValue))}
+        step={1}
+        tier={clipInsetValue > 0 ? "explicitCustom" : "default"}
+        displayValue={`${formatNumericValue(clipInsetValue)}px`}
         disabled={disabled}
-        onChange={(next) => {
-          void onSetStyle(
-            "clip-path",
-            buildClipPathValue(next as "none" | "inset" | "circle", radiusValue, clipPathValue),
-          );
-        }}
-        onReset={() => void onSetStyle("clip-path", "none")}
+        onCommit={(next) =>
+          void onSetStyle("clip-path", buildInsetClipPathValue(next, radiusValue))
+        }
       />
       {showClipInsetSides && (
         <div className="grid grid-cols-4 gap-2">
diff --git a/packages/studio/src/components/editor/propertyPanelFlatTextSection.test.tsx b/packages/studio/src/components/editor/propertyPanelFlatTextSection.test.tsx
index 4ca2cb36db..32e009d79d 100644
--- a/packages/studio/src/components/editor/propertyPanelFlatTextSection.test.tsx
+++ b/packages/studio/src/components/editor/propertyPanelFlatTextSection.test.tsx
@@ -46,6 +46,26 @@ const FIELDS = [
 ];
 
 describe("FlatTextLayerList", () => {
+  it("falls back to a numbered label per index for empty fields, not a bare 'Text'", () => {
+    const emptyFields = [
+      { ...FIELDS[0], value: "" },
+      { ...FIELDS[1], value: "" },
+    ];
+    const { host, root } = renderInto(
+      <FlatTextLayerList
+        fields={emptyFields as never}
+        activeFieldKey="a"
+        styles={{}}
+        onSelect={vi.fn()}
+        onAdd={vi.fn()}
+        onRemove={vi.fn()}
+      />,
+    );
+    expect(host.textContent).toContain("Text 1");
+    expect(host.textContent).toContain("Text 2");
+    act(() => root.unmount());
+  });
+
   it("lists every field, highlights the active one, and fires onSelect/onAdd/onRemove", () => {
     const onSelect = vi.fn();
     const onAdd = vi.fn();
@@ -139,6 +159,114 @@ function makeMultiFieldElement(): DomEditSelection {
   } as DomEditSelection;
 }
 
+function makeSingleFieldElement(overrides: Partial<DomEditTextField> = {}): DomEditSelection {
+  const base = makeMultiFieldElement();
+  return {
+    ...base,
+    textFields: [
+      {
+        key: "a",
+        label: "Text",
+        value: "Headline",
+        tagName: "div",
+        attributes: [],
+        inlineStyles: {},
+        computedStyles: {},
+        source: "self",
+        ...overrides,
+      },
+    ],
+  } as DomEditSelection;
+}
+
+function segmentedRowButtons(host: HTMLElement, label: string): HTMLButtonElement[] {
+  const labelSpan = Array.from(host.querySelectorAll("span")).find(
+    (el) => el.textContent === label,
+  );
+  const row = labelSpan?.parentElement;
+  return Array.from(row?.querySelectorAll<HTMLButtonElement>('[data-flat-segment="true"]') ?? []);
+}
+
+describe("FlatTextFieldEditor controls", () => {
+  it("commits text-transform: capitalize when the new 'Ag' case button is clicked", () => {
+    const onSetTextFieldStyle = vi.fn();
+    const { host, root } = renderInto(
+      <FlatTextSection
+        element={makeSingleFieldElement()}
+        styles={{}}
+        fontAssets={[]}
+        onSetText={vi.fn()}
+        onSetTextFieldStyle={onSetTextFieldStyle}
+        onAddTextField={vi.fn()}
+        onRemoveTextField={vi.fn()}
+      />,
+    );
+    const capitalizeButton = segmentedRowButtons(host, "Case · Style").find(
+      (button) => button.textContent === "Ag",
+    );
+    expect(capitalizeButton).not.toBeUndefined();
+    act(() => capitalizeButton?.dispatchEvent(new MouseEvent("click", { bubbles: true })));
+    expect(onSetTextFieldStyle).toHaveBeenCalledWith("a", "text-transform", "capitalize");
+    act(() => root.unmount());
+  });
+
+  it("lights up 'right' for text-align: end and commits the concrete 'right' value on click", () => {
+    const onSetTextFieldStyle = vi.fn();
+    const { host, root } = renderInto(
+      <FlatTextSection
+        element={makeSingleFieldElement({ computedStyles: { "text-align": "end" } })}
+        styles={{}}
+        fontAssets={[]}
+        onSetText={vi.fn()}
+        onSetTextFieldStyle={onSetTextFieldStyle}
+        onAddTextField={vi.fn()}
+        onRemoveTextField={vi.fn()}
+      />,
+    );
+    const alignButtons = segmentedRowButtons(host, "Align");
+    const rightButton = alignButtons.find((button) => button.textContent === "R");
+    expect(rightButton).not.toBeUndefined();
+    expect(rightButton?.className).toContain("border-panel-accent");
+    act(() => rightButton?.dispatchEvent(new MouseEvent("click", { bubbles: true })));
+    expect(onSetTextFieldStyle).toHaveBeenCalledWith("a", "text-align", "right");
+    act(() => root.unmount());
+  });
+
+  it("live-commits the Size field on input, without requiring blur/Enter", async () => {
+    const onSetTextFieldStyle = vi.fn();
+    const { host, root } = renderInto(
+      <FlatTextSection
+        element={makeSingleFieldElement()}
+        styles={{}}
+        fontAssets={[]}
+        onSetText={vi.fn()}
+        onSetTextFieldStyle={onSetTextFieldStyle}
+        onAddTextField={vi.fn()}
+        onRemoveTextField={vi.fn()}
+      />,
+    );
+    const sizeLabel = Array.from(host.querySelectorAll("span")).find(
+      (el) => el.textContent === "Size",
+    );
+    const input = sizeLabel?.parentElement?.querySelector<HTMLInputElement>("input");
+    if (!input) throw new Error("expected the Size row's input");
+    act(() => {
+      const nativeInputValueSetter = Object.getOwnPropertyDescriptor(
+        window.HTMLInputElement.prototype,
+        "value",
+      )?.set;
+      nativeInputValueSetter?.call(input, "24px");
+      input.dispatchEvent(new Event("input", { bubbles: true }));
+    });
+    // liveCommit debounces on a 120ms timer — no blur/Enter dispatched here.
+    await act(async () => {
+      await new Promise((resolve) => setTimeout(resolve, 160));
+    });
+    expect(onSetTextFieldStyle).toHaveBeenCalledWith("a", "font-size", "24px");
+    act(() => root.unmount());
+  });
+});
+
 describe("FlatTextSection — multi-field", () => {
   it("shows the layer list, switches the active field's rows on selection, and has no doubled heading (this component never renders its own heading — the parent FlatGroup does)", () => {
     const host = document.createElement("div");
@@ -249,4 +377,65 @@ describe("FlatTextSection — multi-field", () => {
 
     act(() => root.unmount());
   });
+
+  it("auto-focuses the Content textarea when a new text field is added", async () => {
+    let addResolved = false;
+
+    function Harness() {
+      const [fields, setFields] = useState<DomEditTextField[]>(makeMultiFieldElement().textFields);
+      const element: DomEditSelection = { ...makeMultiFieldElement(), textFields: fields };
+      return (
+        <FlatTextSection
+          element={element}
+          styles={{}}
+          fontAssets={[]}
+          onSetText={vi.fn()}
+          onSetTextFieldStyle={vi.fn()}
+          onAddTextField={() =>
+            Promise.resolve().then(() => {
+              addResolved = true;
+              setFields((prev) => [
+                ...prev,
+                {
+                  key: "c",
+                  label: "Text",
+                  value: "",
+                  tagName: "div",
+                  attributes: [],
+                  inlineStyles: {},
+                  computedStyles: {},
+                  source: "self",
+                },
+              ]);
+              return "c";
+            })
+          }
+          onRemoveTextField={vi.fn()}
+        />
+      );
+    }
+
+    const host = document.createElement("div");
+    document.body.append(host);
+    const root = createRoot(host);
+    act(() => {
+      root.render(<Harness />);
+    });
+
+    const addButton = host.querySelector<HTMLButtonElement>('[data-flat-text-layer-add="true"]');
+    // Wait for onAddTextField's promise to resolve (adds field "c" and makes it
+    // active) before checking focus, mirroring the async add-field pattern above.
+    await act(async () => {
+      addButton?.dispatchEvent(new MouseEvent("click", { bubbles: true }));
+      await Promise.resolve();
+      await Promise.resolve();
+    });
+    expect(addResolved).toBe(true);
+
+    const contentTextarea = host.querySelector("textarea");
+    expect(contentTextarea).not.toBeNull();
+    expect(document.activeElement).toBe(contentTextarea);
+
+    act(() => root.unmount());
+  });
 });
diff --git a/packages/studio/src/components/editor/propertyPanelFlatTextSection.tsx b/packages/studio/src/components/editor/propertyPanelFlatTextSection.tsx
index 455053891e..480faf90ff 100644
--- a/packages/studio/src/components/editor/propertyPanelFlatTextSection.tsx
+++ b/packages/studio/src/components/editor/propertyPanelFlatTextSection.tsx
@@ -35,6 +35,7 @@ const CASE_OPTIONS = [
   { key: "none", node: "–" },
   { key: "uppercase", node: "AG" },
   { key: "lowercase", node: "ag" },
+  { key: "capitalize", node: "Ag" },
 ];
 
 function FlatTextFieldEditor({
@@ -44,6 +45,7 @@ function FlatTextFieldEditor({
   onImportFonts,
   onSetText,
   onSetTextFieldStyle,
+  autoFocus = false,
 }: {
   field: DomEditSelection["textFields"][number];
   styles: Record<string, string>;
@@ -51,6 +53,7 @@ function FlatTextFieldEditor({
   onImportFonts?: (files: FileList | File[]) => Promise<ImportedFontAsset[]>;
   onSetText: (value: string, fieldKey?: string) => void;
   onSetTextFieldStyle: (fieldKey: string, property: string, value: string) => void;
+  autoFocus?: boolean;
 }) {
   const weight = getTextStyleValue(field, styles, "font-weight", "400");
   const weightOptions = detectAvailableWeights(
@@ -66,6 +69,7 @@ function FlatTextFieldEditor({
         flat
         label="Content"
         value={field.value}
+        autoFocus={autoFocus}
         onCommit={(next) => onSetText(next, field.key)}
       />
       <FontFamilyField
@@ -79,6 +83,7 @@ function FlatTextFieldEditor({
         label="Size"
         value={field.computedStyles["font-size"] || styles["font-size"] || "16px"}
         tier={resolveValueTier(field.inlineStyles["font-size"], styles["font-size"] || "16px")}
+        liveCommit
         onCommit={(next) => onSetTextFieldStyle(field.key, "font-size", next)}
       />
       <div className="flex min-h-[30px] items-center justify-between">
@@ -148,7 +153,10 @@ function FlatTextFieldEditor({
         options={ALIGN_OPTIONS.map((option) => ({
           key: option.key,
           node: option.node,
-          active: align === option.key || (option.key === "left" && align === "start"),
+          active:
+            align === option.key ||
+            (option.key === "left" && align === "start") ||
+            (option.key === "right" && align === "end"),
         }))}
         onChange={(next) => onSetTextFieldStyle(field.key, "text-align", next)}
       />
@@ -234,12 +242,14 @@ export function FlatTextSection({
           onRemove={onRemoveTextField}
         />
         <FlatTextFieldEditor
+          key={activeField.key}
           field={activeField}
           styles={styles}
           fontAssets={fontAssets}
           onImportFonts={onImportFonts}
           onSetText={onSetText}
           onSetTextFieldStyle={onSetTextFieldStyle}
+          autoFocus
         />
       </div>
     );
@@ -296,7 +306,7 @@ export function FlatTextLayerList({
         Text layers
       </div>
       <div className="space-y-1">
-        {fields.map((field) => {
+        {fields.map((field, index) => {
           const active = field.key === activeFieldKey;
           return (
             <div
@@ -313,7 +323,7 @@ export function FlatTextLayerList({
                 style={{ backgroundColor: getTextFieldColor(field, styles) }}
               />
               <span className="min-w-0 flex-1 truncate text-[11px] text-panel-text-1">
-                {formatTextFieldPreview(field.value) || "Text"}
+                {formatTextFieldPreview(field.value) || `Text ${index + 1}`}
               </span>
               <span className="flex-shrink-0 font-mono text-[9px] text-panel-text-4">
                 {field.tagName}