diff --git a/package.json b/package.json
index 37fd0ed..677ec84 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "telegram-invite-automation",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "private": true,
   "description": "Automated user parsing and invites for Telegram groups",
   "main": "src/main/index.js",
diff --git a/src/renderer/App.jsx b/src/renderer/App.jsx
index fde83c1..2aa4947 100644
--- a/src/renderer/App.jsx
+++ b/src/renderer/App.jsx
@@ -2454,8 +2454,15 @@ export default function App() {
                       <input
                         type="number"
                         min="1"
-                        value={taskForm.dailyLimit}
-                        onChange={(event) => setTaskForm({ ...taskForm, dailyLimit: Number(event.target.value) })}
+                        value={taskForm.dailyLimit === "" ? "" : taskForm.dailyLimit}
+                        onChange={(event) => {
+                          const value = event.target.value;
+                          setTaskForm({ ...taskForm, dailyLimit: value === "" ? "" : Number(value) });
+                        }}
+                        onBlur={() => {
+                          const value = Number(taskForm.dailyLimit);
+                          setTaskForm({ ...taskForm, dailyLimit: Number.isFinite(value) && value > 0 ? value : 1 });
+                        }}
                       />
                     </label>
                     <label>
@@ -2463,8 +2470,15 @@ export default function App() {
                       <input
                         type="number"
                         min="1"
-                        value={taskForm.historyLimit}
-                        onChange={(event) => setTaskForm({ ...taskForm, historyLimit: Number(event.target.value) })}
+                        value={taskForm.historyLimit === 0 ? "" : taskForm.historyLimit}
+                        onChange={(event) => {
+                          const value = event.target.value;
+                          setTaskForm({ ...taskForm, historyLimit: value === "" ? "" : Number(value) });
+                        }}
+                        onBlur={() => {
+                          const value = Number(taskForm.historyLimit);
+                          setTaskForm({ ...taskForm, historyLimit: Number.isFinite(value) && value > 0 ? value : 1 });
+                        }}
                       />
                     </label>
                     <label className="checkbox">
@@ -2481,8 +2495,15 @@ export default function App() {
                       <input
                         type="number"
                         min="1"
-                        value={taskForm.warmupStartLimit}
-                        onChange={(event) => setTaskForm({ ...taskForm, warmupStartLimit: Number(event.target.value) })}
+                        value={taskForm.warmupStartLimit === "" ? "" : taskForm.warmupStartLimit}
+                        onChange={(event) => {
+                          const value = event.target.value;
+                          setTaskForm({ ...taskForm, warmupStartLimit: value === "" ? "" : Number(value) });
+                        }}
+                        onBlur={() => {
+                          const value = Number(taskForm.warmupStartLimit);
+                          setTaskForm({ ...taskForm, warmupStartLimit: Number.isFinite(value) && value > 0 ? value : 1 });
+                        }}
                         disabled={!taskForm.warmupEnabled}
                       />
                     </label>
@@ -2491,8 +2512,15 @@ export default function App() {
                       <input
                         type="number"
                         min="0"
-                        value={taskForm.warmupDailyIncrease}
-                        onChange={(event) => setTaskForm({ ...taskForm, warmupDailyIncrease: Number(event.target.value) })}
+                        value={taskForm.warmupDailyIncrease === "" ? "" : taskForm.warmupDailyIncrease}
+                        onChange={(event) => {
+                          const value = event.target.value;
+                          setTaskForm({ ...taskForm, warmupDailyIncrease: value === "" ? "" : Number(value) });
+                        }}
+                        onBlur={() => {
+                          const value = Number(taskForm.warmupDailyIncrease);
+                          setTaskForm({ ...taskForm, warmupDailyIncrease: Number.isFinite(value) && value >= 0 ? value : 0 });
+                        }}
                         disabled={!taskForm.warmupEnabled}
                       />
                     </label>
@@ -2574,12 +2602,22 @@ export default function App() {
                         <input
                           type="number"
                           min="1"
-                          value={taskForm.maxCompetitorBots}
+                          value={taskForm.maxCompetitorBots === "" ? "" : taskForm.maxCompetitorBots}
                           onChange={(event) => {
-                            const nextValue = Number(event.target.value);
+                            const value = event.target.value;
+                            if (value === "") {
+                              setTaskForm({ ...taskForm, maxCompetitorBots: "", maxOurBots: "" });
+                              return;
+                            }
+                            const nextValue = Number(value);
                             const nextForm = { ...taskForm, maxCompetitorBots: nextValue, maxOurBots: nextValue };
                             setTaskForm(sanitizeTaskForm(nextForm));
                           }}
+                          onBlur={() => {
+                            const value = Number(taskForm.maxCompetitorBots);
+                            const normalized = Number.isFinite(value) && value > 0 ? value : 1;
+                            setTaskForm(sanitizeTaskForm({ ...taskForm, maxCompetitorBots: normalized, maxOurBots: normalized }));
+                          }}
                         />
                         <span className="hint">Одинаковое количество для конкурентов и нашей группы.</span>
                       </label>
@@ -2590,11 +2628,17 @@ export default function App() {
                           <input
                             type="number"
                             min="1"
-                            value={taskForm.maxCompetitorBots}
+                            value={taskForm.maxCompetitorBots === "" ? "" : taskForm.maxCompetitorBots}
                             onChange={(event) => {
-                              const nextValue = Number(event.target.value);
-                              const nextForm = { ...taskForm, maxCompetitorBots: nextValue };
-                              setTaskForm(nextForm);
+                              const value = event.target.value;
+                              setTaskForm({
+                                ...taskForm,
+                                maxCompetitorBots: value === "" ? "" : Number(value)
+                              });
+                            }}
+                            onBlur={() => {
+                              const value = Number(taskForm.maxCompetitorBots);
+                              setTaskForm({ ...taskForm, maxCompetitorBots: Number.isFinite(value) && value > 0 ? value : 1 });
                             }}
                           />
                           <span className="hint">Используется для авто-вступления в группы конкурентов.</span>
@@ -2604,8 +2648,15 @@ export default function App() {
                           <input
                             type="number"
                             min="1"
-                            value={taskForm.maxOurBots}
-                            onChange={(event) => setTaskForm({ ...taskForm, maxOurBots: Number(event.target.value) })}
+                            value={taskForm.maxOurBots === "" ? "" : taskForm.maxOurBots}
+                            onChange={(event) => {
+                              const value = event.target.value;
+                              setTaskForm({ ...taskForm, maxOurBots: value === "" ? "" : Number(value) });
+                            }}
+                            onBlur={() => {
+                              const value = Number(taskForm.maxOurBots);
+                              setTaskForm({ ...taskForm, maxOurBots: Number.isFinite(value) && value > 0 ? value : 1 });
+                            }}
                           />
                           <span className="hint">
                             {roleMode === "split" ? "Ограничивает аккаунты, которые будут приглашать." : "Ограничивает количество инвайтящих аккаунтов."}
@@ -2686,8 +2737,15 @@ export default function App() {
                       <input
                         type="number"
                         min="1"
-                        value={taskForm.stopBlockedPercent}
-                        onChange={(event) => setTaskForm({ ...taskForm, stopBlockedPercent: Number(event.target.value) })}
+                        value={taskForm.stopBlockedPercent === "" ? "" : taskForm.stopBlockedPercent}
+                        onChange={(event) => {
+                          const value = event.target.value;
+                          setTaskForm({ ...taskForm, stopBlockedPercent: value === "" ? "" : Number(value) });
+                        }}
+                        onBlur={() => {
+                          const value = Number(taskForm.stopBlockedPercent);
+                          setTaskForm({ ...taskForm, stopBlockedPercent: Number.isFinite(value) && value > 0 ? value : 1 });
+                        }}
                         disabled={!taskForm.stopOnBlocked}
                       />
                     </label>
diff --git a/src/renderer/styles/app.css b/src/renderer/styles/app.css
index fef5c1e..69b8347 100644
--- a/src/renderer/styles/app.css
+++ b/src/renderer/styles/app.css
@@ -480,37 +480,37 @@ body {
 }
 
 .action-bar {
-  padding: 14px;
-  gap: 10px;
+  padding: 8px 10px;
+  gap: 6px;
 }
 
 .action-bar h2 {
-  font-size: 16px;
+  font-size: 14px;
 }
 
 .action-bar .status-caption {
-  font-size: 11px;
+  font-size: 10px;
 }
 
 .action-bar .status-pill {
-  font-size: 11px;
-  padding: 4px 10px;
+  font-size: 10px;
+  padding: 3px 8px;
 }
 
 .action-buttons .cta {
   margin-left: auto;
-  padding: 6px 12px;
+  padding: 4px 8px;
   border-radius: 999px;
   font-weight: 600;
 }
 
 .action-buttons .cta + .cta {
-  margin-left: 10px;
+  margin-left: 8px;
 }
 
 .action-buttons button {
-  padding: 6px 10px;
-  font-size: 12px;
+  padding: 4px 8px;
+  font-size: 11px;
 }
 
 .status-pill {
diff --git a/src/renderer/tabs/SettingsTab.jsx b/src/renderer/tabs/SettingsTab.jsx
index 1cd8acb..512c228 100644
--- a/src/renderer/tabs/SettingsTab.jsx
+++ b/src/renderer/tabs/SettingsTab.jsx
@@ -10,8 +10,15 @@ function SettingsTab({ settings, onSettingsChange, saveSettings }) {
           <input
             type="number"
             min="1"
-            value={settings.accountMaxGroups}
-            onChange={(event) => onSettingsChange("accountMaxGroups", Number(event.target.value))}
+            value={settings.accountMaxGroups === "" ? "" : settings.accountMaxGroups}
+            onChange={(event) => {
+              const value = event.target.value;
+              onSettingsChange("accountMaxGroups", value === "" ? "" : Number(value));
+            }}
+            onBlur={() => {
+              const value = Number(settings.accountMaxGroups);
+              onSettingsChange("accountMaxGroups", Number.isFinite(value) && value > 0 ? value : 1);
+            }}
           />
         </label>
         <label>
@@ -19,8 +26,15 @@ function SettingsTab({ settings, onSettingsChange, saveSettings }) {
           <input
             type="number"
             min="1"
-            value={settings.accountDailyLimit}
-            onChange={(event) => onSettingsChange("accountDailyLimit", Number(event.target.value))}
+            value={settings.accountDailyLimit === "" ? "" : settings.accountDailyLimit}
+            onChange={(event) => {
+              const value = event.target.value;
+              onSettingsChange("accountDailyLimit", value === "" ? "" : Number(value));
+            }}
+            onBlur={() => {
+              const value = Number(settings.accountDailyLimit);
+              onSettingsChange("accountDailyLimit", Number.isFinite(value) && value > 0 ? value : 1);
+            }}
           />
         </label>
         <label>
@@ -28,8 +42,15 @@ function SettingsTab({ settings, onSettingsChange, saveSettings }) {
           <input
             type="number"
             min="1"
-            value={settings.floodCooldownMinutes}
-            onChange={(event) => onSettingsChange("floodCooldownMinutes", Number(event.target.value))}
+            value={settings.floodCooldownMinutes === "" ? "" : settings.floodCooldownMinutes}
+            onChange={(event) => {
+              const value = event.target.value;
+              onSettingsChange("floodCooldownMinutes", value === "" ? "" : Number(value));
+            }}
+            onBlur={() => {
+              const value = Number(settings.floodCooldownMinutes);
+              onSettingsChange("floodCooldownMinutes", Number.isFinite(value) && value > 0 ? value : 1);
+            }}
           />
         </label>
         <label>
@@ -37,8 +58,15 @@ function SettingsTab({ settings, onSettingsChange, saveSettings }) {
           <input
             type="number"
             min="1"
-            value={settings.quietModeMinutes}
-            onChange={(event) => onSettingsChange("quietModeMinutes", Number(event.target.value))}
+            value={settings.quietModeMinutes === "" ? "" : settings.quietModeMinutes}
+            onChange={(event) => {
+              const value = event.target.value;
+              onSettingsChange("quietModeMinutes", value === "" ? "" : Number(value));
+            }}
+            onBlur={() => {
+              const value = Number(settings.quietModeMinutes);
+              onSettingsChange("quietModeMinutes", Number.isFinite(value) && value > 0 ? value : 1);
+            }}
           />
         </label>
         <label>
@@ -46,8 +74,15 @@ function SettingsTab({ settings, onSettingsChange, saveSettings }) {
           <input
             type="number"
             min="1"
-            value={settings.queueTtlHours}
-            onChange={(event) => onSettingsChange("queueTtlHours", Number(event.target.value))}
+            value={settings.queueTtlHours === "" ? "" : settings.queueTtlHours}
+            onChange={(event) => {
+              const value = event.target.value;
+              onSettingsChange("queueTtlHours", value === "" ? "" : Number(value));
+            }}
+            onBlur={() => {
+              const value = Number(settings.queueTtlHours);
+              onSettingsChange("queueTtlHours", Number.isFinite(value) && value > 0 ? value : 1);
+            }}
           />
         </label>
       </div>