diff --git a/src/components/honeyToast/HoneyToast.vue b/src/components/honeyToast/HoneyToast.vue
index 4da85ce9546..a7d86ba77e8 100644
--- a/src/components/honeyToast/HoneyToast.vue
+++ b/src/components/honeyToast/HoneyToast.vue
@@ -26,7 +26,7 @@ function toggle() {
         v-if="visible"
         role="status"
         aria-live="polite"
-        class="fixed inset-x-0 bottom-6 z-50 mx-auto w-4/5 max-w-3xl overflow-hidden rounded-lg border border-border-default bg-base-background shadow-lg"
+        class="fixed inset-x-0 bottom-6 z-9999 mx-auto w-4/5 max-w-3xl overflow-hidden rounded-lg border border-border-default bg-base-background shadow-lg"
       >
         <div
           :class="
diff --git a/src/components/toast/ProgressToastItem.vue b/src/components/toast/ProgressToastItem.vue
index 80869d8f91c..079be418f7f 100644
--- a/src/components/toast/ProgressToastItem.vue
+++ b/src/components/toast/ProgressToastItem.vue
@@ -28,12 +28,13 @@ const isPending = computed(() => job.status === 'created')
       )
     "
   >
-    <div class="flex flex-col">
-      <span class="text-sm text-base-foreground">{{ job.assetName }}</span>
-      <span v-if="isRunning" class="text-xs text-muted-foreground"> </span>
+    <div class="min-w-0 flex-1">
+      <span class="block truncate text-sm text-base-foreground">{{
+        job.assetName
+      }}</span>
     </div>
 
-    <div class="flex items-center gap-2">
+    <div class="flex flex-shrink-0 items-center gap-2">
       <template v-if="isFailed">
         <i
           class="icon-[lucide--circle-alert] size-4 text-destructive-background"
diff --git a/src/platform/assets/components/ModelImportProgressDialog.vue b/src/platform/assets/components/ModelImportProgressDialog.vue
index b9191526f94..92b21e28232 100644
--- a/src/platform/assets/components/ModelImportProgressDialog.vue
+++ b/src/platform/assets/components/ModelImportProgressDialog.vue
@@ -104,10 +104,10 @@ function closeDialog() {
           </Button>
           <Popover
             ref="filterPopoverRef"
-            append-to="body"
             :dismissable="true"
             :close-on-escape="true"
             unstyled
+            :base-z-index="9999"
             :pt="{
               root: { class: 'absolute z-50' },
               content: {
@@ -171,22 +171,24 @@ function closeDialog() {
 
     <template #footer="{ toggle }">
       <div
-        class="flex h-12 items-center justify-between border-t border-border-default px-4"
+        class="flex h-12 items-center justify-between gap-2 border-t border-border-default px-4"
       >
-        <div class="flex items-center gap-2 text-sm">
+        <div class="flex min-w-0 flex-1 items-center gap-2 text-sm">
           <template v-if="isInProgress">
             <i
-              class="icon-[lucide--loader-circle] size-4 animate-spin text-muted-foreground"
+              class="icon-[lucide--loader-circle] size-4 flex-shrink-0 animate-spin text-muted-foreground"
             />
-            <span class="font-bold text-base-foreground">{{
-              currentJobName
-            }}</span>
+            <span
+              class="min-w-0 flex-1 truncate font-bold text-base-foreground"
+            >
+              {{ currentJobName }}
+            </span>
           </template>
           <template v-else-if="failedJobs.length > 0">
             <i
-              class="icon-[lucide--circle-alert] size-4 text-destructive-background"
+              class="icon-[lucide--circle-alert] size-4 flex-shrink-0 text-destructive-background"
             />
-            <span class="font-bold text-base-foreground">
+            <span class="min-w-0 truncate font-bold text-base-foreground">
               {{
                 t('progressToast.downloadsFailed', {
                   count: failedJobs.length
@@ -195,15 +197,20 @@ function closeDialog() {
             </span>
           </template>
           <template v-else>
-            <i class="icon-[lucide--check-circle] size-4 text-jade-600" />
-            <span class="font-bold text-base-foreground">
+            <i
+              class="icon-[lucide--check-circle] size-4 flex-shrink-0 text-jade-600"
+            />
+            <span class="min-w-0 truncate font-bold text-base-foreground">
               {{ t('progressToast.allDownloadsCompleted') }}
             </span>
           </template>
         </div>
 
-        <div class="flex items-center gap-2">
-          <span v-if="isInProgress" class="text-sm text-muted-foreground">
+        <div class="flex flex-shrink-0 items-center gap-2">
+          <span
+            v-if="isInProgress"
+            class="whitespace-nowrap text-sm text-muted-foreground"
+          >
             {{
               t('progressToast.progressCount', {
                 completed: completedCount,
diff --git a/src/platform/assets/components/UploadModelDialog.vue b/src/platform/assets/components/UploadModelDialog.vue
index 3a7c76bfed2..5013e418d19 100644
--- a/src/platform/assets/components/UploadModelDialog.vue
+++ b/src/platform/assets/components/UploadModelDialog.vue
@@ -1,40 +1,43 @@
 <template>
   <div
-    class="upload-model-dialog flex flex-col justify-between gap-6 p-4 pt-6 border-t border-border-default"
+    class="upload-model-dialog flex flex-col gap-6 border-t border-border-default p-4 pt-6"
   >
-    <!-- Step 1: Enter URL -->
-    <UploadModelUrlInput
-      v-if="currentStep === 1 && flags.huggingfaceModelImportEnabled"
-      v-model="wizardData.url"
-      :error="uploadError"
-      class="flex-1"
-    />
-    <UploadModelUrlInputCivitai
-      v-else-if="currentStep === 1"
-      v-model="wizardData.url"
-      :error="uploadError"
-    />
+    <!-- Scrollable content area -->
+    <div class="min-h-0 flex-auto basis-0 overflow-y-auto">
+      <!-- Step 1: Enter URL -->
+      <UploadModelUrlInput
+        v-if="currentStep === 1 && flags.huggingfaceModelImportEnabled"
+        v-model="wizardData.url"
+        :error="uploadError"
+      />
+      <UploadModelUrlInputCivitai
+        v-else-if="currentStep === 1"
+        v-model="wizardData.url"
+        :error="uploadError"
+      />
 
-    <!-- Step 2: Confirm Metadata -->
-    <UploadModelConfirmation
-      v-else-if="currentStep === 2"
-      v-model="selectedModelType"
-      :metadata="wizardData.metadata"
-      :preview-image="wizardData.previewImage"
-    />
+      <!-- Step 2: Confirm Metadata -->
+      <UploadModelConfirmation
+        v-else-if="currentStep === 2"
+        v-model="selectedModelType"
+        :metadata="wizardData.metadata"
+        :preview-image="wizardData.previewImage"
+      />
 
-    <!-- Step 3: Upload Progress -->
-    <UploadModelProgress
-      v-else-if="currentStep === 3 && uploadStatus != null"
-      :result="uploadStatus"
-      :error="uploadError"
-      :metadata="wizardData.metadata"
-      :model-type="selectedModelType"
-      :preview-image="wizardData.previewImage"
-    />
+      <!-- Step 3: Upload Progress -->
+      <UploadModelProgress
+        v-else-if="currentStep === 3 && uploadStatus != null"
+        :result="uploadStatus"
+        :error="uploadError"
+        :metadata="wizardData.metadata"
+        :model-type="selectedModelType"
+        :preview-image="wizardData.previewImage"
+      />
+    </div>
 
-    <!-- Navigation Footer -->
+    <!-- Navigation Footer - always visible -->
     <UploadModelFooter
+      class="flex-shrink-0"
       :current-step="currentStep"
       :is-fetching-metadata="isFetchingMetadata"
       :is-uploading="isUploading"
@@ -109,7 +112,8 @@ onMounted(() => {
 .upload-model-dialog {
   width: 90vw;
   max-width: 800px;
-  min-height: 400px;
+  min-height: min(400px, 80vh);
+  max-height: 90vh;
 }
 
 @media (min-width: 640px) {
diff --git a/src/platform/assets/components/UploadModelUrlInput.vue b/src/platform/assets/components/UploadModelUrlInput.vue
index f324d4a4fd3..8b814c0e5d0 100644
--- a/src/platform/assets/components/UploadModelUrlInput.vue
+++ b/src/platform/assets/components/UploadModelUrlInput.vue
@@ -45,13 +45,19 @@
       </div>
 
       <div class="flex flex-col gap-2">
-        <InputText
-          v-model="url"
-          autofocus
-          :placeholder="$t('assetBrowser.genericLinkPlaceholder')"
-          class="w-full bg-secondary-background border-0 p-4"
-          data-attr="upload-model-step1-url-input"
-        />
+        <div class="relative">
+          <InputText
+            v-model="url"
+            autofocus
+            :placeholder="$t('assetBrowser.genericLinkPlaceholder')"
+            class="w-full border-0 bg-secondary-background p-4 pr-10"
+            data-attr="upload-model-step1-url-input"
+          />
+          <i
+            v-if="isValidUrl"
+            class="icon-[lucide--circle-check-big] absolute top-1/2 right-3 size-5 -translate-y-1/2 text-green-500"
+          />
+        </div>
         <p v-if="error" class="text-xs text-error">
           {{ error }}
         </p>
@@ -78,6 +84,9 @@ import InputText from 'primevue/inputtext'
 import { computed } from 'vue'
 
 import { useFeatureFlags } from '@/composables/useFeatureFlags'
+import { civitaiImportSource } from '@/platform/assets/importSources/civitaiImportSource'
+import { huggingfaceImportSource } from '@/platform/assets/importSources/huggingfaceImportSource'
+import { validateSourceUrl } from '@/platform/assets/utils/importSourceUtil'
 
 const { flags } = useFeatureFlags()
 
@@ -95,6 +104,14 @@ const url = computed({
   set: (value: string) => emit('update:modelValue', value)
 })
 
+const importSources = [civitaiImportSource, huggingfaceImportSource]
+
+const isValidUrl = computed(() => {
+  const trimmedUrl = url.value.trim()
+  if (!trimmedUrl) return false
+  return importSources.some((source) => validateSourceUrl(trimmedUrl, source))
+})
+
 const civitaiIcon = '/assets/images/civitai.svg'
 const civitaiUrl = 'https://civitai.com/models'
 const huggingFaceIcon = '/assets/images/hf-logo.svg'
diff --git a/src/platform/assets/components/UploadModelUrlInputCivitai.vue b/src/platform/assets/components/UploadModelUrlInputCivitai.vue
index 2af09f878ad..39e244c8670 100644
--- a/src/platform/assets/components/UploadModelUrlInputCivitai.vue
+++ b/src/platform/assets/components/UploadModelUrlInputCivitai.vue
@@ -38,13 +38,19 @@
           }}</span>
         </template>
       </i18n-t>
-      <InputText
-        v-model="url"
-        autofocus
-        :placeholder="$t('assetBrowser.civitaiLinkPlaceholder')"
-        class="w-full bg-secondary-background border-0 p-4"
-        data-attr="upload-model-step1-url-input"
-      />
+      <div class="relative">
+        <InputText
+          v-model="url"
+          autofocus
+          :placeholder="$t('assetBrowser.civitaiLinkPlaceholder')"
+          class="w-full border-0 bg-secondary-background p-4 pr-10"
+          data-attr="upload-model-step1-url-input"
+        />
+        <i
+          v-if="isValidUrl"
+          class="icon-[lucide--circle-check-big] absolute top-1/2 right-3 size-5 -translate-y-1/2 text-green-500"
+        />
+      </div>
       <p v-if="error" class="text-xs text-error">
         {{ error }}
       </p>
@@ -73,8 +79,11 @@
 
 <script setup lang="ts">
 import InputText from 'primevue/inputtext'
+import { computed } from 'vue'
 
 import { useFeatureFlags } from '@/composables/useFeatureFlags'
+import { civitaiImportSource } from '@/platform/assets/importSources/civitaiImportSource'
+import { validateSourceUrl } from '@/platform/assets/utils/importSourceUtil'
 
 const { flags } = useFeatureFlags()
 
@@ -83,4 +92,10 @@ defineProps<{
 }>()
 
 const url = defineModel<string>({ required: true })
+
+const isValidUrl = computed(() => {
+  const trimmedUrl = url.value.trim()
+  if (!trimmedUrl) return false
+  return validateSourceUrl(trimmedUrl, civitaiImportSource)
+})
 </script>
diff --git a/src/platform/assets/components/VideoHelpDialog.vue b/src/platform/assets/components/VideoHelpDialog.vue
index 9fe6a26d02f..94811e147a9 100644
--- a/src/platform/assets/components/VideoHelpDialog.vue
+++ b/src/platform/assets/components/VideoHelpDialog.vue
@@ -11,7 +11,7 @@
       content: { class: '!p-0' },
       mask: { class: '!bg-black/70' }
     }"
-    :style="{ width: '90vw', maxWidth: '800px' }"
+    :style="{ width: '90vw' }"
   >
     <div class="relative">
       <Button
diff --git a/src/platform/assets/composables/useModelUpload.ts b/src/platform/assets/composables/useModelUpload.ts
index a8a1459160d..285dbc4da44 100644
--- a/src/platform/assets/composables/useModelUpload.ts
+++ b/src/platform/assets/composables/useModelUpload.ts
@@ -23,7 +23,7 @@ export function useModelUpload(
         dialogComponentProps: {
           pt: {
             header: 'py-0! pl-0!',
-            content: 'p-0!'
+            content: 'p-0! overflow-y-hidden!'
           }
         }
       })
@@ -41,7 +41,7 @@ export function useModelUpload(
         dialogComponentProps: {
           pt: {
             header: 'py-0! pl-0!',
-            content: 'p-0!'
+            content: 'p-0! overflow-y-hidden!'
           }
         }
       })