diff --git a/apps/catalog/src/CatalogApp.tsx b/apps/catalog/src/CatalogApp.tsx
index fe8650f..c3ce509 100644
--- a/apps/catalog/src/CatalogApp.tsx
+++ b/apps/catalog/src/CatalogApp.tsx
@@ -47,6 +47,28 @@ const accents: Array<{ label: string; value: RgbTuple; hex: string }> = [
   { label: "Magenta", value: [215, 70, 255], hex: "#d746ff" },
 ];
 
+type MaterialDraft = {
+  panelHex: string;
+  panelOpacity: number;
+  fieldHex: string;
+  fieldOpacity: number;
+};
+
+const materialDefaults: Record<NodedcTheme, MaterialDraft> = {
+  dark: {
+    panelHex: "#16161a",
+    panelOpacity: 68,
+    fieldHex: "#101016",
+    fieldOpacity: 78,
+  },
+  light: {
+    panelHex: "#ffffff",
+    panelOpacity: 62,
+    fieldHex: "#ffffff",
+    fieldOpacity: 72,
+  },
+};
+
 type ShareRole = "viewer" | "editor" | "admin";
 
 const shareRoleOptions = [
@@ -208,6 +230,11 @@ function Preview({ title, note, children, className }: {
 export function CatalogApp() {
   const [theme, setTheme] = useState<NodedcTheme>("dark");
   const [accentHex, setAccentHex] = useState("#ff2f92");
+  const [materialByTheme, setMaterialByTheme] = useState<Record<NodedcTheme, MaterialDraft>>(() => ({
+    dark: { ...materialDefaults.dark },
+    light: { ...materialDefaults.light },
+  }));
+  const [savedEnvironmentControl, setSavedEnvironmentControl] = useState<string | null>(null);
   const workspace = useApplicationWorkspace<CatalogSection>();
   const { navigationOpen: guidelineOpen, activeView: activeSection, contentExpanded: panelExpanded } = workspace;
   const [selectedStatus, setSelectedStatus] = useState<(typeof selectOptions)[number]["value"]>("active");
@@ -219,7 +246,9 @@ export function CatalogApp() {
   const [lightColor, setLightColor] = useState("#ff2f92");
   const [connectionColor, setConnectionColor] = useState("#404040");
   const [fillColor, setFillColor] = useState("#ff6caf");
+  const [fillOpacity, setFillOpacity] = useState(100);
   const [strokeColor, setStrokeColor] = useState("#2b2b36");
+  const [strokeOpacity, setStrokeOpacity] = useState(100);
   const [windowOpen, setWindowOpen] = useState(false);
   const [sidePanelOpen, setSidePanelOpen] = useState(false);
   const [createModalOpen, setCreateModalOpen] = useState(false);
@@ -253,10 +282,22 @@ export function CatalogApp() {
   const stageMediaSrc = mediaSource === "url" && externalMediaSrc ? externalMediaSrc : fileMediaSrc;
 
   const accent = useMemo(() => rgbFromHex(accentHex) ?? accents[0].value, [accentHex]);
+  const material = materialByTheme[theme];
+  const panelMaterial = useMemo(() => rgbFromHex(material.panelHex) ?? rgbFromHex(materialDefaults[theme].panelHex)!, [material.panelHex, theme]);
+  const fieldMaterial = useMemo(() => rgbFromHex(material.fieldHex) ?? rgbFromHex(materialDefaults[theme].fieldHex)!, [material.fieldHex, theme]);
 
   useEffect(() => {
-    applyNodedcTheme(document.documentElement, { theme, accent });
-  }, [accent, theme]);
+    applyNodedcTheme(document.documentElement, {
+      theme,
+      accent,
+      material: {
+        panel: panelMaterial,
+        panelOpacity: material.panelOpacity / 100,
+        field: fieldMaterial,
+        fieldOpacity: material.fieldOpacity / 100,
+      },
+    });
+  }, [accent, fieldMaterial, material.fieldOpacity, material.panelOpacity, panelMaterial, theme]);
 
   useEffect(() => () => {
     if (mediaObjectUrlRef.current) URL.revokeObjectURL(mediaObjectUrlRef.current);
@@ -296,16 +337,89 @@ export function CatalogApp() {
 
   const closeGuideline = workspace.closeNavigation;
 
+  const updateMaterial = (changes: Partial<MaterialDraft>) => {
+    setMaterialByTheme((current) => ({
+      ...current,
+      [theme]: { ...current[theme], ...changes },
+    }));
+  };
+
+  const saveEnvironmentLayout = (control: string) => {
+    const draft = {
+      theme,
+      accentHex,
+      material,
+      environment: {
+        lightColor,
+        brightness,
+        glowDistance,
+        connectionType,
+        connectionColor,
+        usePortColors,
+        fillColor,
+        fillOpacity,
+        strokeColor,
+        strokeOpacity,
+      },
+    };
+    try {
+      window.localStorage.setItem("nodedc-design-guideline-draft", JSON.stringify(draft));
+    } catch {
+      // The preview remains useful in restricted browser contexts even without local persistence.
+    }
+    setSavedEnvironmentControl(control);
+  };
+
+  const savedAction = (control: string) => (
+    <IconButton label={`Сохранить «${control}» в локальный layout`} onClick={() => saveEnvironmentLayout(control)}>
+      <Icon name="save" />
+    </IconButton>
+  );
+
   const environmentSections = [
+    {
+      id: "application-material",
+      label: "Материал приложения",
+      description: "live draft",
+      tone: "accent" as const,
+      content: (
+        <>
+          <ControlRow label="Акцент" action={savedAction("Акцент")}>
+            <ColorField label="Акцент приложения" value={accentHex} onChange={setAccentHex} />
+          </ControlRow>
+          <ControlRow label="Плашки" action={savedAction("Плашки")}>
+            <ColorField label="Цвет плашек" value={material.panelHex} onChange={(panelHex) => updateMaterial({ panelHex })} />
+          </ControlRow>
+          <ControlRow label="Прозрачность плашки" action={savedAction("Прозрачность плашки")}>
+            <RangeControl label="Прозрачность плашки" showLabel={false} value={material.panelOpacity} min={18} max={96} formatValue={(value) => `${value}%`} onChange={(panelOpacity) => updateMaterial({ panelOpacity })} />
+          </ControlRow>
+          <ControlRow label="Поля ввода" action={savedAction("Поля ввода")}>
+            <ColorField label="Цвет полей ввода" value={material.fieldHex} onChange={(fieldHex) => updateMaterial({ fieldHex })} />
+          </ControlRow>
+          <ControlRow label="Прозрачность полей" action={savedAction("Прозрачность полей")}>
+            <RangeControl label="Прозрачность полей" showLabel={false} value={material.fieldOpacity} min={18} max={100} formatValue={(value) => `${value}%`} onChange={(fieldOpacity) => updateMaterial({ fieldOpacity })} />
+          </ControlRow>
+          <p className="catalog-environment-draft" aria-live="polite">
+            {savedEnvironmentControl ? `«${savedEnvironmentControl}» сохранён в локальный layout. Сервер и MCP не используются.` : "Дискета сохраняет текущий параметр в локальный layout браузера."}
+          </p>
+        </>
+      ),
+    },
     {
       id: "illumination",
       label: "Подсветка",
       tone: "accent" as const,
       content: (
         <>
-          <ControlRow label="Цвет"><ColorField value={lightColor} onChange={setLightColor} /></ControlRow>
-          <RangeControl label="Яркость" value={brightness} min={0} max={100} formatValue={(value) => `${value}%`} onChange={setBrightness} />
-          <RangeControl label="Дистанция свечения" value={glowDistance} min={0} max={200} formatValue={(value) => `${value}%`} onChange={setGlowDistance} />
+          <ControlRow label="Цвет" action={savedAction("Цвет подсветки")}><ColorField value={lightColor} onChange={setLightColor} /></ControlRow>
+          <div className="catalog-environment-with-action">
+            <RangeControl label="Яркость" value={brightness} min={0} max={100} formatValue={(value) => `${value}%`} onChange={setBrightness} />
+            {savedAction("Яркость")}
+          </div>
+          <div className="catalog-environment-with-action">
+            <RangeControl label="Дистанция свечения" value={glowDistance} min={0} max={200} formatValue={(value) => `${value}%`} onChange={setGlowDistance} />
+            {savedAction("Дистанция свечения")}
+          </div>
         </>
       ),
     },
@@ -315,7 +429,7 @@ export function CatalogApp() {
       tone: "accent" as const,
       content: (
         <>
-          <ControlRow label="Связи по умолчанию" layout="stack">
+          <ControlRow label="Связи по умолчанию" action={savedAction("Связи по умолчанию")}>
             <Select
               variant="split"
               label="Тип связи"
@@ -328,9 +442,12 @@ export function CatalogApp() {
               onChange={setConnectionType}
             />
           </ControlRow>
-          <Checker checked={usePortColors} label="Использовать цвет портов" onChange={setUsePortColors} />
-          <ControlRow label="Цвет связей по умолчанию"><ColorField value={connectionColor} onChange={setConnectionColor} /></ControlRow>
-          <ControlRow label="Применить ко всем"><Button variant="accent" shape="pill" width="full">Применить</Button></ControlRow>
+          <div className="catalog-environment-with-action">
+            <Checker checked={usePortColors} label="Использовать цвет портов" onChange={setUsePortColors} />
+            {savedAction("Использовать цвет портов")}
+          </div>
+          <ControlRow label="Цвет связей по умолчанию" action={savedAction("Цвет связей")}><ColorField value={connectionColor} onChange={setConnectionColor} /></ControlRow>
+          <ControlRow label="Применить ко всем"><Button variant="primary" shape="pill" width="full">Применить</Button></ControlRow>
         </>
       ),
     },
@@ -340,10 +457,16 @@ export function CatalogApp() {
       tone: "accent" as const,
       content: (
         <>
-          <ControlRow label="Заливка"><ColorField value={fillColor} onChange={setFillColor} /></ControlRow>
-          <RangeControl label="Прозрачность" value={100} min={0} max={100} formatValue={(value) => `${value}%`} onChange={() => undefined} />
-          <ControlRow label="Обводка"><ColorField value={strokeColor} onChange={setStrokeColor} /></ControlRow>
-          <RangeControl label="Прозрачность" value={100} min={0} max={100} formatValue={(value) => `${value}%`} onChange={() => undefined} />
+          <ControlRow label="Заливка" action={savedAction("Заливка портов")}><ColorField value={fillColor} onChange={setFillColor} /></ControlRow>
+          <div className="catalog-environment-with-action">
+            <RangeControl label="Прозрачность заливки" value={fillOpacity} min={0} max={100} formatValue={(value) => `${value}%`} onChange={setFillOpacity} />
+            {savedAction("Прозрачность заливки")}
+          </div>
+          <ControlRow label="Обводка" action={savedAction("Обводка портов")}><ColorField value={strokeColor} onChange={setStrokeColor} /></ControlRow>
+          <div className="catalog-environment-with-action">
+            <RangeControl label="Прозрачность обводки" value={strokeOpacity} min={0} max={100} formatValue={(value) => `${value}%`} onChange={setStrokeOpacity} />
+            {savedAction("Прозрачность обводки")}
+          </div>
         </>
       ),
     },
@@ -356,25 +479,10 @@ export function CatalogApp() {
           <div className="catalog-grid catalog-grid--foundation">
             <Preview title="Тема приложения" note={theme === "dark" ? "dark glass" : "light glass"}>
               <div className="catalog-theme-row">
-                <Button variant={theme === "dark" ? "accent" : "secondary"} shape="pill" onClick={() => setTheme("dark")}>Dark</Button>
-                <Button variant={theme === "light" ? "accent" : "secondary"} shape="pill" onClick={() => setTheme("light")}>Light</Button>
+                <Button variant={theme === "dark" ? "primary" : "secondary"} shape="pill" onClick={() => setTheme("dark")}>Dark</Button>
+                <Button variant={theme === "light" ? "primary" : "secondary"} shape="pill" onClick={() => setTheme("light")}>Light</Button>
               </div>
-              <div className="catalog-swatches">
-                {accents.map((item) => (
-                  <button
-                    key={item.label}
-                    type="button"
-                    className="catalog-swatch"
-                    data-active={item.hex.toLowerCase() === accentHex.toLowerCase() ? "true" : undefined}
-                    style={{ "--swatch": item.hex } as CSSProperties}
-                    onClick={() => setAccentHex(item.hex)}
-                  >
-                    <span />{item.label}
-                  </button>
-                ))}
-              </div>
-              <ColorField label="Акцент приложения" value={accentHex} onChange={setAccentHex} />
-              <p className="catalog-preview__explanation">Акцент сразу перекрашивает environment-controls, активные действия, заливку range, file action и состояния окон. Геометрия и semantic-status при этом не меняются.</p>
+              <p className="catalog-preview__explanation">Тема задаёт нейтральный каркас. Акцент, плашки, поля и их прозрачность настраиваются живым Environment control — там же сохраняется локальный draft.</p>
             </Preview>
             <Preview title="Иерархия стекла" note="default / strong / soft">
               <div className="catalog-surface-stack">
@@ -398,7 +506,7 @@ export function CatalogApp() {
           <div className="catalog-grid">
             <Preview title="Действия" note="общая геометрия">
               <div className="catalog-inline catalog-inline--wrap">
-                <Button variant="accent" shape="pill" icon={<Icon name="save" />}>Сохранить</Button>
+                <Button variant="primary" shape="pill" icon={<Icon name="save" />}>Сохранить</Button>
                 <Button icon={<Icon name="refresh" />}>Обновить</Button>
                 <Button variant="ghost" icon={<Icon name="external" />}>Открыть</Button>
                 <Button variant="danger" icon={<Icon name="trash" />}>Удалить</Button>
@@ -448,9 +556,9 @@ export function CatalogApp() {
               <div className="catalog-environment-demo">
                 <GlassSurface tone="strong" radius="panel" className="catalog-environment-card">
                   <div className="catalog-environment-title"><strong>Настройки окружения</strong><span>ENGINE / новый канон</span></div>
-                  <Inspector sections={environmentSections} defaultOpen={["illumination", "connections"]} />
+                  <Inspector sections={environmentSections} defaultOpen={["application-material"]} />
                 </GlassSurface>
-                <p className="catalog-preview__explanation">Здесь собраны все контролы, которые нужны новым приложениям: color palette, range, checker, split-select, accent action и раскрывающиеся sections. Отдельной вкладки Inspector в каталоге больше нет.</p>
+                <p className="catalog-preview__explanation">Environment controls — единый референс Engine: palette, range, checker, split-select и раскрывающиеся sections. Верхняя секция меняет настоящий material приложения; отдельной вкладки Inspector больше нет.</p>
               </div>
             </Preview>
             <Preview title="Статусы операций" note="не цвет приложения" className="catalog-preview--wide">
@@ -505,7 +613,7 @@ export function CatalogApp() {
             <Preview title="Управляемые окна" note="center / modeless end">
               <p className="catalog-preview__explanation">Обычное окно блокирует фон и удерживает фокус. Правый инспектор не затемняет, не блокирует stage и не превращается в modal.</p>
               <div className="catalog-inline catalog-inline--wrap">
-                <Button variant="accent" shape="pill" icon={<Icon name="apps" />} onClick={() => setWindowOpen(true)}>Открыть окно</Button>
+                <Button variant="primary" shape="pill" icon={<Icon name="apps" />} onClick={() => setWindowOpen(true)}>Открыть окно</Button>
                 <Button shape="pill" icon={<Icon name="panel" />} onClick={() => setSidePanelOpen(true)}>Открыть боковую панель</Button>
               </div>
             </Preview>
@@ -524,7 +632,7 @@ export function CatalogApp() {
           <div className="catalog-grid">
             <Preview title="Создание" note="форма адаптируется по ширине">
               <p className="catalog-preview__explanation">Поля переходят в одну колонку на узком viewport; footer остаётся видимым, прокручивается только тело окна.</p>
-              <Button variant="accent" shape="pill" icon={<Icon name="plus" />} onClick={() => setCreateModalOpen(true)}>Создать проект</Button>
+              <Button variant="primary" shape="pill" icon={<Icon name="plus" />} onClick={() => setCreateModalOpen(true)}>Создать проект</Button>
             </Preview>
             <Preview title="Подтверждение удаления" note="async-safe">
               <p className="catalog-preview__explanation">Destructive-цвет появляется у подтверждения, а не окрашивает всё окно заранее.</p>
@@ -532,7 +640,7 @@ export function CatalogApp() {
             </Preview>
             <Preview title="Workflow sharing" note="ENGINE / access modal">
               <p className="catalog-preview__explanation">Участники, роли, приглашение и immutable-владелец. API доступа остаётся в Engine.</p>
-              <Button variant="accent" shape="pill" icon={<Icon name="users" />} onClick={() => setShareAccessOpen(true)}>Поделиться графом</Button>
+              <Button variant="primary" shape="pill" icon={<Icon name="users" />} onClick={() => setShareAccessOpen(true)}>Поделиться графом</Button>
             </Preview>
             <Preview title="Ссылка на модель" note="BIM / share link">
               <p className="catalog-preview__explanation">Read-only ссылка, copy-state и единая механика focus/Escape/backdrop.</p>
@@ -676,7 +784,7 @@ export function CatalogApp() {
       footer={
         <>
           <Button variant="ghost" onClick={() => setWindowOpen(false)}>Отмена</Button>
-          <WindowFooterActions><Button variant="accent" shape="pill" onClick={() => setWindowOpen(false)}>Сохранить</Button></WindowFooterActions>
+          <WindowFooterActions><Button variant="primary" shape="pill" onClick={() => setWindowOpen(false)}>Сохранить</Button></WindowFooterActions>
         </>
       }
     >
@@ -709,7 +817,7 @@ export function CatalogApp() {
       footer={
         <>
           <Button variant="ghost" onClick={() => setCreateModalOpen(false)}>Отмена</Button>
-          <WindowFooterActions><Button variant="accent" shape="pill" icon={<Icon name="plus" />} onClick={() => setCreateModalOpen(false)}>Создать</Button></WindowFooterActions>
+          <WindowFooterActions><Button variant="primary" shape="pill" icon={<Icon name="plus" />} onClick={() => setCreateModalOpen(false)}>Создать</Button></WindowFooterActions>
         </>
       }
     >
@@ -805,7 +913,7 @@ export function CatalogApp() {
           </Button>
           <WindowFooterActions>
             <Button onClick={() => setDetailOpen(false)}>Отмена</Button>
-            <Button variant="accent" onClick={() => setDetailOpen(false)}>Сохранить</Button>
+            <Button variant="primary" onClick={() => setDetailOpen(false)}>Сохранить</Button>
           </WindowFooterActions>
         </>
       }
diff --git a/apps/catalog/src/styles.css b/apps/catalog/src/styles.css
index 6926a7d..69c0a6a 100644
--- a/apps/catalog/src/styles.css
+++ b/apps/catalog/src/styles.css
@@ -315,7 +315,7 @@ textarea {
   gap: clamp(1rem, 4vw, 4rem);
   border-radius: var(--nodedc-radius-card);
   background:
-    radial-gradient(circle at 18% 24%, rgba(var(--nodedc-accent-rgb), 0.13), transparent 22rem),
+    radial-gradient(circle at 18% 24%, rgb(var(--nodedc-accent-rgb) / 0.13), transparent 22rem),
     color-mix(in srgb, var(--nodedc-canvas-soft) 86%, transparent);
   padding: clamp(1rem, 3vw, 2rem);
 }
@@ -336,6 +336,21 @@ textarea {
   font-size: 0.7rem;
 }
 
+.catalog-environment-draft {
+  margin: 0;
+  color: var(--nodedc-text-muted);
+  font-size: 0.68rem;
+  line-height: 1.4;
+}
+
+.catalog-environment-with-action {
+  display: grid;
+  width: min(var(--nodedc-inspector-inner-width), 100%);
+  grid-template-columns: minmax(0, 1fr) var(--nodedc-control-height);
+  align-items: center;
+  gap: var(--nodedc-space-2);
+}
+
 .catalog-icon-catalog {
   display: grid;
   gap: 1rem;
diff --git a/packages/tokens/themes.css b/packages/tokens/themes.css
index d4a4899..a0c2f95 100644
--- a/packages/tokens/themes.css
+++ b/packages/tokens/themes.css
@@ -14,25 +14,32 @@
   --nodedc-text-muted: rgba(247, 248, 244, 0.48);
   --nodedc-text-disabled: rgba(247, 248, 244, 0.34);
 
-  --nodedc-glass-panel-bg: rgba(28, 28, 30, 0.72);
-  --nodedc-glass-panel-bg-strong: rgba(18, 18, 21, 0.88);
-  --nodedc-glass-panel-bg-soft: rgba(42, 42, 46, 0.5);
+  /* Runtime material controls override only these five values. */
+  --nodedc-panel-material-rgb: 22 22 26;
+  --nodedc-panel-material-opacity: 0.68;
+  --nodedc-panel-material-strong-opacity: 0.8;
+  --nodedc-panel-material-soft-opacity: 0.48;
+  --nodedc-field-material-rgb: 16 16 22;
+  --nodedc-field-material-opacity: 0.78;
+  --nodedc-glass-panel-bg: rgb(var(--nodedc-panel-material-rgb) / var(--nodedc-panel-material-opacity));
+  --nodedc-glass-panel-bg-strong: rgb(var(--nodedc-panel-material-rgb) / var(--nodedc-panel-material-strong-opacity));
+  --nodedc-glass-panel-bg-soft: rgb(var(--nodedc-panel-material-rgb) / var(--nodedc-panel-material-soft-opacity));
   --nodedc-header-pill-bg: rgba(64, 64, 64, 0.48);
-  --nodedc-glass-panel-surface: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.014)), var(--nodedc-glass-panel-bg);
-  --nodedc-glass-panel-surface-strong: linear-gradient(180deg, rgba(255, 255, 255, 0.068), rgba(255, 255, 255, 0.018)), var(--nodedc-glass-panel-bg-strong);
+  --nodedc-glass-panel-surface: radial-gradient(circle at 18% 0%, rgba(255, 255, 255, 0.075), transparent 38%), linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.012)), var(--nodedc-glass-panel-bg);
+  --nodedc-glass-panel-surface-strong: radial-gradient(circle at 16% 0%, rgba(255, 255, 255, 0.09), transparent 36%), linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.016)), var(--nodedc-glass-panel-bg-strong);
   --nodedc-glass-control-bg: rgba(110, 110, 110, 0.07);
   --nodedc-glass-control-hover: rgba(129, 129, 129, 0.13);
   --nodedc-glass-control-active: rgba(255, 255, 255, 0.92);
   --nodedc-glass-control-active-text: rgba(8, 8, 10, 0.96);
-  --nodedc-field-bg: rgba(20, 20, 27, 0.96);
+  --nodedc-field-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.022), transparent), rgb(var(--nodedc-field-material-rgb) / var(--nodedc-field-material-opacity));
   --nodedc-overlay-bg: rgba(0, 0, 0, 0.46);
-  --nodedc-glass-rim: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.026));
+  --nodedc-glass-rim: linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.035));
   --nodedc-glass-control-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
-  --nodedc-glass-panel-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.075), 0 22px 72px rgba(0, 0, 0, 0.42);
+  --nodedc-glass-panel-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.11), 0 28px 90px rgba(0, 0, 0, 0.38);
   --nodedc-glass-dropdown-shadow: 0 22px 60px rgba(0, 0, 0, 0.42), 0 6px 18px rgba(0, 0, 0, 0.2);
-  --nodedc-focus-surface: rgba(var(--nodedc-accent-rgb), 0.14);
+  --nodedc-focus-surface: rgb(var(--nodedc-accent-rgb) / 0.14);
   --nodedc-glass-outline: rgba(255, 255, 255, 0.11);
-  --nodedc-app-panel-surface: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012)), rgba(10, 10, 13, 0.9);
+  --nodedc-app-panel-surface: var(--nodedc-glass-panel-surface-strong);
   --nodedc-app-panel-shadow: 0 34px 110px rgba(0, 0, 0, 0.42);
   --nodedc-app-panel-shadow-strong: 0 34px 110px rgba(0, 0, 0, 0.52);
   --nodedc-panel-action-border: rgba(255, 255, 255, 0.22);
@@ -44,6 +51,10 @@
   --nodedc-panel-active-icon-bg: rgba(247, 248, 244, 0.96);
   --nodedc-panel-active-icon-color: rgb(var(--nodedc-on-accent-rgb));
   --nodedc-scrollbar-thumb: rgba(255, 255, 255, 0.15);
+  --nodedc-primary-action-bg: rgb(var(--nodedc-accent-rgb));
+  --nodedc-primary-action-hover: color-mix(in srgb, rgb(var(--nodedc-accent-rgb)) 84%, white);
+  --nodedc-primary-action-color: rgb(var(--nodedc-on-accent-rgb));
+  --nodedc-primary-action-shadow: 0 12px 28px rgb(var(--nodedc-accent-rgb) / 0.2);
 }
 
 [data-nodedc-theme="light"] {
@@ -61,25 +72,32 @@
   --nodedc-text-muted: rgba(18, 20, 22, 0.48);
   --nodedc-text-disabled: rgba(18, 20, 22, 0.32);
 
-  --nodedc-glass-panel-bg: rgba(255, 255, 255, 0.48);
-  --nodedc-glass-panel-bg-strong: rgba(255, 255, 255, 0.72);
-  --nodedc-glass-panel-bg-soft: rgba(255, 255, 255, 0.34);
+  /* The light values follow the SEO launcher material: white glass, soft depth. */
+  --nodedc-panel-material-rgb: 255 255 255;
+  --nodedc-panel-material-opacity: 0.62;
+  --nodedc-panel-material-strong-opacity: 0.8;
+  --nodedc-panel-material-soft-opacity: 0.46;
+  --nodedc-field-material-rgb: 255 255 255;
+  --nodedc-field-material-opacity: 0.72;
+  --nodedc-glass-panel-bg: rgb(var(--nodedc-panel-material-rgb) / var(--nodedc-panel-material-opacity));
+  --nodedc-glass-panel-bg-strong: rgb(var(--nodedc-panel-material-rgb) / var(--nodedc-panel-material-strong-opacity));
+  --nodedc-glass-panel-bg-soft: rgb(var(--nodedc-panel-material-rgb) / var(--nodedc-panel-material-soft-opacity));
   --nodedc-header-pill-bg: rgba(255, 255, 255, 0.56);
-  --nodedc-glass-panel-surface: linear-gradient(180deg, rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.22)), var(--nodedc-glass-panel-bg);
-  --nodedc-glass-panel-surface-strong: linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(255, 255, 255, 0.34)), var(--nodedc-glass-panel-bg-strong);
-  --nodedc-glass-control-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.54), rgba(255, 255, 255, 0.22)), rgba(255, 255, 255, 0.38);
-  --nodedc-glass-control-hover: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.34)), rgba(255, 255, 255, 0.54);
+  --nodedc-glass-panel-surface: radial-gradient(circle at 18% 0%, rgba(255, 255, 255, 0.92), transparent 45%), linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(255, 255, 255, 0.26)), var(--nodedc-glass-panel-bg);
+  --nodedc-glass-panel-surface-strong: radial-gradient(circle at 18% 0%, rgba(255, 255, 255, 0.98), transparent 45%), linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.36)), var(--nodedc-glass-panel-bg-strong);
+  --nodedc-glass-control-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.46)), rgba(255, 255, 255, 0.7);
+  --nodedc-glass-control-hover: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.58)), rgba(255, 255, 255, 0.84);
   --nodedc-glass-control-active: rgba(32, 32, 34, 0.96);
   --nodedc-glass-control-active-text: rgba(247, 248, 244, 0.96);
-  --nodedc-field-bg: rgba(255, 255, 255, 0.58);
+  --nodedc-field-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.3)), rgb(var(--nodedc-field-material-rgb) / var(--nodedc-field-material-opacity));
   --nodedc-overlay-bg: rgba(24, 32, 29, 0.22);
-  --nodedc-glass-rim: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(24, 32, 29, 0.1));
-  --nodedc-glass-control-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.68);
+  --nodedc-glass-rim: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(24, 32, 29, 0.1));
+  --nodedc-glass-control-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.88), 0 10px 22px rgba(24, 32, 29, 0.08);
   --nodedc-glass-panel-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72), 0 22px 76px rgba(24, 32, 29, 0.16);
   --nodedc-glass-dropdown-shadow: 0 22px 60px rgba(24, 32, 29, 0.2), 0 6px 18px rgba(24, 32, 29, 0.1);
-  --nodedc-focus-surface: rgba(var(--nodedc-accent-rgb), 0.1);
+  --nodedc-focus-surface: rgb(var(--nodedc-accent-rgb) / 0.1);
   --nodedc-glass-outline: rgba(24, 32, 29, 0.12);
-  --nodedc-app-panel-surface: linear-gradient(180deg, rgba(255, 255, 255, 0.58) 0%, rgba(255, 255, 255, 0.22) 100%), rgba(255, 255, 255, 0.48);
+  --nodedc-app-panel-surface: var(--nodedc-glass-panel-surface-strong);
   --nodedc-app-panel-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72), 0 22px 76px rgba(24, 32, 29, 0.16);
   --nodedc-app-panel-shadow-strong: inset 0 1px 0 rgba(255, 255, 255, 0.72), 0 24px 82px rgba(24, 32, 29, 0.2);
   --nodedc-panel-action-border: rgba(24, 32, 29, 0.12);
@@ -91,4 +109,8 @@
   --nodedc-panel-active-icon-bg: rgba(32, 32, 34, 0.96);
   --nodedc-panel-active-icon-color: rgba(247, 248, 244, 0.96);
   --nodedc-scrollbar-thumb: rgba(24, 32, 29, 0.22);
+  --nodedc-primary-action-bg: rgba(24, 24, 24, 0.94);
+  --nodedc-primary-action-hover: rgba(8, 8, 10, 0.98);
+  --nodedc-primary-action-color: rgba(247, 248, 244, 0.96);
+  --nodedc-primary-action-shadow: none;
 }
diff --git a/packages/ui-core/src/theme.ts b/packages/ui-core/src/theme.ts
index c1bd096..6fa03ca 100644
--- a/packages/ui-core/src/theme.ts
+++ b/packages/ui-core/src/theme.ts
@@ -2,23 +2,57 @@ import { createAccentVariables, type RgbTuple } from "./accent.js";
 
 export type NodedcTheme = "dark" | "light";
 
+export interface NodedcMaterial {
+  /** Base fill used by glass panels, application windows and modals. */
+  panel?: RgbTuple;
+  /** 0–1 alpha for the base glass panel. */
+  panelOpacity?: number;
+  /** Base fill used by text, range and selection fields. */
+  field?: RgbTuple;
+  /** 0–1 alpha for field fill. */
+  fieldOpacity?: number;
+}
+
 export interface ApplyThemeOptions {
   theme?: NodedcTheme;
   accent?: RgbTuple;
+  material?: NodedcMaterial;
+}
+
+function formatRgb([red, green, blue]: RgbTuple): string {
+  return `${red} ${green} ${blue}`;
+}
+
+function clampOpacity(value: number): number {
+  return Math.max(0, Math.min(1, value));
 }
 
 export function applyNodedcTheme(
   target: HTMLElement,
-  { theme = "dark", accent }: ApplyThemeOptions = {},
+  { theme = "dark", accent, material }: ApplyThemeOptions = {},
 ): void {
   target.dataset.nodedcTheme = theme;
   target.dataset.nodedcUi = "true";
 
-  if (!accent) return;
-  const variables = createAccentVariables(accent);
-  Object.entries(variables).forEach(([property, value]) => {
-    target.style.setProperty(property, value);
-  });
+  if (accent) {
+    const variables = createAccentVariables(accent);
+    Object.entries(variables).forEach(([property, value]) => {
+      target.style.setProperty(property, value);
+    });
+  }
+
+  if (!material) return;
+  if (material.panel) target.style.setProperty("--nodedc-panel-material-rgb", formatRgb(material.panel));
+  if (typeof material.panelOpacity === "number" && Number.isFinite(material.panelOpacity)) {
+    const opacity = clampOpacity(material.panelOpacity);
+    target.style.setProperty("--nodedc-panel-material-opacity", String(opacity));
+    target.style.setProperty("--nodedc-panel-material-strong-opacity", String(clampOpacity(opacity + 0.12)));
+    target.style.setProperty("--nodedc-panel-material-soft-opacity", String(clampOpacity(Math.max(0.12, opacity - 0.2))));
+  }
+  if (material.field) target.style.setProperty("--nodedc-field-material-rgb", formatRgb(material.field));
+  if (typeof material.fieldOpacity === "number" && Number.isFinite(material.fieldOpacity)) {
+    target.style.setProperty("--nodedc-field-material-opacity", String(clampOpacity(material.fieldOpacity)));
+  }
 }
 
 export function clearNodedcAccent(target: HTMLElement): void {
@@ -26,3 +60,13 @@ export function clearNodedcAccent(target: HTMLElement): void {
   target.style.removeProperty("--nodedc-on-accent-rgb");
 }
 
+export function clearNodedcMaterial(target: HTMLElement): void {
+  [
+    "--nodedc-panel-material-rgb",
+    "--nodedc-panel-material-opacity",
+    "--nodedc-panel-material-strong-opacity",
+    "--nodedc-panel-material-soft-opacity",
+    "--nodedc-field-material-rgb",
+    "--nodedc-field-material-opacity",
+  ].forEach((property) => target.style.removeProperty(property));
+}
diff --git a/packages/ui-core/styles.css b/packages/ui-core/styles.css
index 8b73a85..7650159 100644
--- a/packages/ui-core/styles.css
+++ b/packages/ui-core/styles.css
@@ -23,7 +23,7 @@
 
 :where(.nodedc-button, .nodedc-icon-button, .nodedc-checker, .nodedc-select-trigger, .nodedc-select__toggle, .nodedc-dropdown-option, .nodedc-segmented__item, .nodedc-header__nav-item, .nodedc-inspector__section-trigger, .nodedc-window__close):focus-visible {
   background-color: var(--nodedc-focus-surface);
-  box-shadow: var(--nodedc-glass-control-shadow), inset 0 0 0 1px rgba(var(--nodedc-accent-rgb), 0.22);
+  box-shadow: var(--nodedc-glass-control-shadow), inset 0 0 0 1px rgb(var(--nodedc-accent-rgb) / 0.22);
 }
 
 .nodedc-material-rim {
@@ -54,8 +54,8 @@
   background: var(--nodedc-glass-panel-surface);
   color: var(--nodedc-text-primary);
   box-shadow: var(--nodedc-glass-panel-shadow);
-  backdrop-filter: blur(var(--nodedc-blur-panel)) saturate(1.24) brightness(1.04);
-  -webkit-backdrop-filter: blur(var(--nodedc-blur-panel)) saturate(1.24) brightness(1.04);
+  backdrop-filter: blur(var(--nodedc-blur-panel)) saturate(1.28) brightness(1.05);
+  -webkit-backdrop-filter: blur(var(--nodedc-blur-panel)) saturate(1.28) brightness(1.05);
 }
 
 .nodedc-glass[data-tone="strong"] {
@@ -136,12 +136,24 @@
 
 .nodedc-button[data-variant="primary"],
 .nodedc-button[data-variant="accent"] {
-  --nodedc-button-bg: rgb(var(--nodedc-accent-rgb));
-  --nodedc-button-color: rgb(var(--nodedc-on-accent-rgb));
   box-shadow: none;
 }
 
-.nodedc-button[data-variant="primary"]:hover:not(:disabled),
+.nodedc-button[data-variant="primary"] {
+  --nodedc-button-bg: var(--nodedc-primary-action-bg);
+  --nodedc-button-color: var(--nodedc-primary-action-color);
+  box-shadow: var(--nodedc-primary-action-shadow);
+}
+
+.nodedc-button[data-variant="accent"] {
+  --nodedc-button-bg: rgb(var(--nodedc-accent-rgb));
+  --nodedc-button-color: rgb(var(--nodedc-on-accent-rgb));
+}
+
+.nodedc-button[data-variant="primary"]:hover:not(:disabled) {
+  background: var(--nodedc-primary-action-hover);
+}
+
 .nodedc-button[data-variant="accent"]:hover:not(:disabled) {
   background: color-mix(in srgb, rgb(var(--nodedc-accent-rgb)) 84%, white);
 }
@@ -159,7 +171,7 @@
 }
 
 .nodedc-button[data-variant="danger"]:hover:not(:disabled) {
-  background: rgba(var(--nodedc-danger-rgb), 0.12);
+  background: rgb(var(--nodedc-danger-rgb) / 0.12);
 }
 
 .nodedc-button:disabled,
@@ -279,7 +291,7 @@
 
 .nodedc-field__control:focus-visible {
   background: var(--nodedc-focus-surface);
-  box-shadow: var(--nodedc-glass-control-shadow), inset 0 0 0 1px rgba(var(--nodedc-accent-rgb), 0.22);
+  box-shadow: var(--nodedc-glass-control-shadow), inset 0 0 0 1px rgb(var(--nodedc-accent-rgb) / 0.22);
 }
 
 textarea.nodedc-field__control {
@@ -366,8 +378,8 @@ textarea.nodedc-field__control {
   align-items: center;
   justify-content: center;
   border-radius: var(--nodedc-radius-circle);
-  background: rgba(255, 255, 255, 0.92);
-  color: rgba(8, 8, 10, 0.96);
+  background: var(--nodedc-primary-action-bg);
+  color: var(--nodedc-primary-action-color);
   padding: 0 1rem;
   font-size: 0.78rem;
   font-weight: 850;
@@ -376,7 +388,7 @@ textarea.nodedc-field__control {
 }
 
 .nodedc-media-file__button:hover {
-  background: #fff;
+  background: var(--nodedc-primary-action-hover);
 }
 
 .nodedc-media-file__name {
@@ -433,9 +445,9 @@ textarea.nodedc-field__control {
 }
 
 .nodedc-media-source-button[data-active="true"] {
-  border-color: rgba(255, 255, 255, 0.92);
-  background: rgba(255, 255, 255, 0.92);
-  color: rgba(8, 8, 10, 0.96);
+  border-color: var(--nodedc-primary-action-bg);
+  background: var(--nodedc-primary-action-bg);
+  color: var(--nodedc-primary-action-color);
 }
 
 .nodedc-media-preview {
@@ -744,7 +756,7 @@ textarea.nodedc-field__control {
 
 .nodedc-color-field__picker[data-open="true"],
 .nodedc-color-field__picker:focus-visible {
-  box-shadow: 0 0 0 2px rgba(var(--nodedc-accent-rgb), 0.3), 0 0 0 3px var(--nodedc-canvas);
+  box-shadow: 0 0 0 2px rgb(var(--nodedc-accent-rgb) / 0.3), 0 0 0 3px var(--nodedc-canvas);
 }
 
 .nodedc-color-field__picker:disabled {
@@ -780,7 +792,7 @@ textarea.nodedc-field__control {
 }
 
 .nodedc-color-palette__spectrum:focus-visible {
-  box-shadow: 0 0 0 2px rgba(var(--nodedc-accent-rgb), 0.28);
+  box-shadow: 0 0 0 2px rgb(var(--nodedc-accent-rgb) / 0.28);
 }
 
 .nodedc-color-palette__marker {
@@ -881,22 +893,22 @@ textarea.nodedc-field__control {
 }
 
 .nodedc-status[data-tone="success"] {
-  background: rgba(var(--nodedc-success-rgb), 0.1);
+  background: rgb(var(--nodedc-success-rgb) / 0.1);
   color: color-mix(in srgb, rgb(var(--nodedc-success-rgb)) 74%, var(--nodedc-text-primary));
 }
 
 .nodedc-status[data-tone="warning"] {
-  background: rgba(var(--nodedc-warning-rgb), 0.1);
+  background: rgb(var(--nodedc-warning-rgb) / 0.1);
   color: color-mix(in srgb, rgb(var(--nodedc-warning-rgb)) 74%, var(--nodedc-text-primary));
 }
 
 .nodedc-status[data-tone="danger"] {
-  background: rgba(var(--nodedc-danger-rgb), 0.1);
+  background: rgb(var(--nodedc-danger-rgb) / 0.1);
   color: color-mix(in srgb, rgb(var(--nodedc-danger-rgb)) 74%, var(--nodedc-text-primary));
 }
 
 .nodedc-status[data-tone="accent"] {
-  background: rgba(var(--nodedc-accent-rgb), 0.1);
+  background: rgb(var(--nodedc-accent-rgb) / 0.1);
   color: color-mix(in srgb, rgb(var(--nodedc-accent-rgb)) 76%, var(--nodedc-text-primary));
 }
 
@@ -1682,7 +1694,7 @@ textarea.nodedc-field__control {
 }
 
 .nodedc-dropdown-option[data-selected="true"] {
-  background: rgba(var(--nodedc-accent-rgb), 0.14);
+  background: rgb(var(--nodedc-accent-rgb) / 0.14);
 }
 
 .nodedc-dropdown-option__icon,
@@ -1773,7 +1785,7 @@ textarea.nodedc-field__control {
 
 .nodedc-select__toggle:focus-visible {
   background: var(--nodedc-focus-surface);
-  box-shadow: var(--nodedc-glass-control-shadow), inset 0 0 0 1px rgba(var(--nodedc-accent-rgb), 0.22);
+  box-shadow: var(--nodedc-glass-control-shadow), inset 0 0 0 1px rgb(var(--nodedc-accent-rgb) / 0.22);
 }
 
 .nodedc-dropdown-surface.nodedc-select__menu {
@@ -1876,8 +1888,8 @@ textarea.nodedc-field__control {
   background: var(--nodedc-glass-panel-surface-strong);
   color: var(--nodedc-text-primary);
   box-shadow: var(--nodedc-glass-panel-shadow);
-  backdrop-filter: blur(var(--nodedc-blur-modal)) saturate(1.35) brightness(1.04);
-  -webkit-backdrop-filter: blur(var(--nodedc-blur-modal)) saturate(1.35) brightness(1.04);
+  backdrop-filter: blur(var(--nodedc-blur-modal)) saturate(1.38) brightness(1.06);
+  -webkit-backdrop-filter: blur(var(--nodedc-blur-modal)) saturate(1.38) brightness(1.06);
   animation: nodedc-window-in var(--nodedc-duration-normal) var(--nodedc-ease-standard);
 }
 
@@ -1922,11 +1934,11 @@ textarea.nodedc-field__control {
 
 .nodedc-window__head {
   display: grid;
-  min-height: 4.75rem;
+  min-height: 4.25rem;
   grid-template-columns: minmax(0, 1fr) var(--nodedc-icon-button-size);
   align-items: center;
   gap: var(--nodedc-space-3);
-  padding: 1rem 1rem 0.75rem 1.5rem;
+  padding: 0.8rem 0.9rem 0.55rem 1.15rem;
 }
 
 .nodedc-window__titles {
@@ -2005,7 +2017,7 @@ textarea.nodedc-field__control {
 .nodedc-window__body {
   min-height: 0;
   overflow: auto;
-  padding: 0.75rem 1.5rem 1.5rem;
+  padding: 0.5rem 1.15rem 0.9rem;
   scrollbar-width: thin;
   scrollbar-color: rgba(255, 255, 255, 0.14) transparent;
 }
@@ -2015,7 +2027,7 @@ textarea.nodedc-field__control {
   align-items: center;
   justify-content: space-between;
   gap: var(--nodedc-space-3);
-  padding: 0.9rem 1.5rem 1.25rem;
+  padding: 0.65rem 1.15rem 0.9rem;
 }
 
 .nodedc-window__footer-actions {
@@ -2026,7 +2038,7 @@ textarea.nodedc-field__control {
 }
 
 .nodedc-window.nodedc-share-access-window {
-  width: min(37.5rem, calc(100vw - 2rem));
+  width: min(35rem, calc(100vw - 2rem));
 }
 
 @media (min-width: 641px) {
@@ -2038,7 +2050,7 @@ textarea.nodedc-field__control {
 
 .nodedc-share-access {
   display: grid;
-  gap: 1rem;
+  gap: 0.65rem;
 }
 
 .nodedc-share-access__members,
@@ -2052,7 +2064,7 @@ textarea.nodedc-field__control {
 .nodedc-share-access__members {
   position: relative;
   z-index: 20;
-  gap: 0.62rem;
+  gap: 0.38rem;
 }
 
 .nodedc-share-access__section-label {
@@ -2203,9 +2215,9 @@ textarea.nodedc-field__control {
 
 .nodedc-share-access__invite {
   display: grid;
-  grid-template-columns: minmax(0, 1fr) 11rem;
+  grid-template-columns: minmax(0, 1fr) 9.5rem;
   align-items: end;
-  gap: 0.75rem;
+  gap: 0.55rem;
 }
 
 .nodedc-share-access__readonly {
@@ -2244,7 +2256,7 @@ textarea.nodedc-field__control {
   height: 2.75rem;
   place-items: center;
   border-radius: var(--nodedc-radius-control-compact);
-  background: rgba(var(--nodedc-danger-rgb), 0.1);
+  background: rgb(var(--nodedc-danger-rgb) / 0.1);
   color: rgb(var(--nodedc-danger-rgb));
 }
 
@@ -2335,6 +2347,11 @@ textarea.nodedc-field__control {
   gap: var(--nodedc-inspector-control-gap);
 }
 
+.nodedc-control-row[data-action="true"] {
+  grid-template-columns: minmax(6.4rem, 1fr) minmax(0, 1fr) var(--nodedc-control-height);
+  gap: var(--nodedc-space-2);
+}
+
 .nodedc-control-row[data-layout="stack"] {
   grid-template-columns: 1fr;
   align-items: stretch;
@@ -2352,6 +2369,12 @@ textarea.nodedc-field__control {
   min-width: 0;
 }
 
+.nodedc-control-row__action {
+  display: grid;
+  min-width: 0;
+  place-items: center;
+}
+
 .nodedc-empty-state {
   display: grid;
   min-height: 12rem;
@@ -2494,6 +2517,23 @@ textarea.nodedc-field__control {
     gap: var(--nodedc-space-2);
   }
 
+  .nodedc-control-row[data-action="true"] {
+    grid-template-columns: minmax(0, 1fr) var(--nodedc-control-height);
+  }
+
+  .nodedc-control-row[data-action="true"] .nodedc-control-row__label {
+    grid-column: 1 / -1;
+  }
+
+  .nodedc-control-row[data-action="true"] .nodedc-control-row__control {
+    grid-column: 1;
+  }
+
+  .nodedc-control-row[data-action="true"] .nodedc-control-row__action {
+    grid-column: 2;
+    grid-row: 2;
+  }
+
   .nodedc-media-control {
     grid-template-columns: minmax(0, 1fr) auto;
     border-radius: var(--nodedc-radius-card);
diff --git a/packages/ui-react/src/ConfirmationModal.tsx b/packages/ui-react/src/ConfirmationModal.tsx
index 1ecc400..68f21aa 100644
--- a/packages/ui-react/src/ConfirmationModal.tsx
+++ b/packages/ui-react/src/ConfirmationModal.tsx
@@ -59,7 +59,7 @@ export function ConfirmationModal({
           <span />
           <WindowFooterActions>
             <Button disabled={pending} onClick={onClose}>{cancelLabel}</Button>
-            <Button variant={danger ? "danger" : "accent"} disabled={pending} onClick={handleConfirm}>
+            <Button variant={danger ? "danger" : "primary"} disabled={pending} onClick={handleConfirm}>
               {pending ? pendingLabel : confirmLabel}
             </Button>
           </WindowFooterActions>
@@ -73,4 +73,3 @@ export function ConfirmationModal({
     </Window>
   );
 }
-
diff --git a/packages/ui-react/src/Inspector.tsx b/packages/ui-react/src/Inspector.tsx
index 1089c6b..b0f4f39 100644
--- a/packages/ui-react/src/Inspector.tsx
+++ b/packages/ui-react/src/Inspector.tsx
@@ -88,15 +88,22 @@ export function Inspector({
 export interface ControlRowProps {
   label: ReactNode;
   children: ReactNode;
+  /** Optional trailing action, for example a per-control save-to-layout affordance. */
+  action?: ReactNode;
   layout?: "inline" | "stack";
   className?: string;
 }
 
-export function ControlRow({ label, children, layout = "inline", className }: ControlRowProps) {
+export function ControlRow({ label, children, action, layout = "inline", className }: ControlRowProps) {
   return (
-    <div className={cn("nodedc-control-row", className)} data-layout={layout === "inline" ? undefined : layout}>
+    <div
+      className={cn("nodedc-control-row", className)}
+      data-layout={layout === "inline" ? undefined : layout}
+      data-action={action ? "true" : undefined}
+    >
       <div className="nodedc-control-row__label">{label}</div>
       <div className="nodedc-control-row__control">{children}</div>
+      {action ? <div className="nodedc-control-row__action">{action}</div> : null}
     </div>
   );
 }
diff --git a/packages/ui-react/src/RangeControl.tsx b/packages/ui-react/src/RangeControl.tsx
index 275d844..6e0e7fb 100644
--- a/packages/ui-react/src/RangeControl.tsx
+++ b/packages/ui-react/src/RangeControl.tsx
@@ -4,6 +4,8 @@ import { Dropdown } from "./Dropdown.js";
 
 export interface RangeControlProps extends Omit<InputHTMLAttributes<HTMLInputElement>, "type" | "value" | "onChange"> {
   label: string;
+  /** Keeps the accessible name while letting a parent ControlRow render the visible label. */
+  showLabel?: boolean;
   value: number;
   min: number;
   max: number;
@@ -13,6 +15,7 @@ export interface RangeControlProps extends Omit<InputHTMLAttributes<HTMLInputEle
 
 export function RangeControl({
   label,
+  showLabel = true,
   value,
   min,
   max,
@@ -26,7 +29,7 @@ export function RangeControl({
   const progress = Math.max(0, Math.min(100, ((value - min) / (safeMax - min)) * 100));
   const style = { "--nodedc-range-progress": `${progress}%` } as CSSProperties;
   return (
-    <label className={cn("nodedc-range", className)} style={style}>
+    <label className={cn("nodedc-range", className)} data-label-hidden={showLabel ? undefined : "true"} style={style}>
       <input
         type="range"
         value={value}
@@ -37,10 +40,10 @@ export function RangeControl({
         onChange={(event) => onChange(Number(event.target.value))}
         {...props}
       />
-      <span className="nodedc-range__label">{label}</span>
+      {showLabel ? <span className="nodedc-range__label">{label}</span> : null}
       <span className="nodedc-range__value">{formatValue(value)}</span>
       <span className="nodedc-range__fill-text" aria-hidden="true">
-        <span className="nodedc-range__label">{label}</span>
+        {showLabel ? <span className="nodedc-range__label">{label}</span> : null}
         <span className="nodedc-range__value">{formatValue(value)}</span>
       </span>
     </label>
diff --git a/packages/ui-react/src/SharingModals.tsx b/packages/ui-react/src/SharingModals.tsx
index 1f333fb..e237085 100644
--- a/packages/ui-react/src/SharingModals.tsx
+++ b/packages/ui-react/src/SharingModals.tsx
@@ -97,7 +97,7 @@ export function ShareAccessModal<Role extends string>({
         <WindowFooterActions>
           <Button onClick={onClose} disabled={pending}>Отменить</Button>
           {canManage ? (
-            <Button variant="accent" onClick={() => void onInvite()} disabled={pending || !inviteEmail.trim()}>
+            <Button variant="primary" onClick={() => void onInvite()} disabled={pending || !inviteEmail.trim()}>
               {pending ? "Сохранение..." : "Поделиться"}
             </Button>
           ) : null}
@@ -233,7 +233,7 @@ export function ShareLinkModal({
         <>
           <Button onClick={onClose}>Закрыть</Button>
           <WindowFooterActions>
-            <Button variant="accent" icon={<Icon name={copied ? "check" : "copy"} />} onClick={() => void copy()} disabled={!link}>
+            <Button variant="primary" icon={<Icon name={copied ? "check" : "copy"} />} onClick={() => void copy()} disabled={!link}>
               {copied ? "Скопировано" : copyLabel}
             </Button>
           </WindowFooterActions>