Fix empty state showing Create First button when a filter is active

Jobs: use AllJobCount (global total) to distinguish truly-empty from
filter-returned-nothing; show Clear Filters button in the latter case.
Quotes: expand the filter-active check to include tagFilter and statusCode,
which were missing from the condition.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/PowderCoating.Web/Views/Quotes/Index.cshtml

@@ -294,9 +294,9 @@
             <div class="text-center py-5">
                 <i class="bi bi-file-text" style="font-size: 4rem; color: #ccc;"></i>
                 <p class="text-muted mt-3">No quotes found.</p>
-                @if (!string.IsNullOrEmpty(searchTerm) || statusFilter.HasValue)
+                @if (!string.IsNullOrEmpty(searchTerm) || statusFilter.HasValue || !string.IsNullOrEmpty(statusCode) || !string.IsNullOrEmpty(ViewBag.TagFilter as string))
                 {
-                    <p class="text-muted">Try adjusting your filters or <a asp-action="Index" asp-controller="Quotes">view all quotes</a>.</p>
+                    <p class="text-muted">No quotes match your current filter. <a asp-action="Index" asp-controller="Quotes">View all quotes</a>.</p>
                 }
                 else
                 {