refactor(kon): standardise page padding — pt-6 px-7 pb-5, tighter task cards

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/lib/pages/DictationPage.svelte

@@ -675,7 +675,7 @@
     </div>
 
     <!-- Bottom bar -->
-    <div class="flex items-center px-8 pb-4">
+    <div class="flex items-center px-7 pb-5">
       <span class="text-[11px] text-text-tertiary">
         {#if wordCount > 0}
           {wordCount} {wordCount === 1 ? 'word' : 'words'}

src/lib/pages/FilesPage.svelte

@@ -192,7 +192,7 @@
 
   <!-- Progress bar -->
   {#if progress > 0}
-    <div class="px-8 pb-3 animate-fade-in">
+    <div class="px-7 pb-3 animate-fade-in">
       <div class="h-[3px] bg-bg-elevated rounded-full overflow-hidden">
         <div
           class="h-full bg-accent rounded-full transition-all duration-500 shadow-[0_0_8px_rgba(232,168,124,0.4)]"

src/lib/pages/TasksPage.svelte

@@ -407,7 +407,7 @@
       {:else}
         <div class="flex flex-col gap-1">
           {#each filteredTasks as task (task.id)}
-            <div class="group flex items-start gap-3 px-4 py-3 rounded-xl bg-bg-card border border-border-subtle hover:border-border transition-colors">
+            <div class="group flex items-start gap-3 p-3 rounded-xl bg-bg-card border border-border-subtle hover:border-border transition-colors">
               <!-- Checkbox -->
               <button
                 aria-label="Complete task"