fix(vendors): align list header, Total Jobs, and Filters with design (SH-219)

src/app/(protected)/vendors/index.tsx

@@ -1,7 +1,6 @@
 import { useMemo, useState, type KeyboardEvent, type MouseEvent } from "react";
 import DeleteOutlineIcon from "@mui/icons-material/DeleteOutlined";
 import EditOutlinedIcon from "@mui/icons-material/EditOutlined";
-import FilterListIcon from "@mui/icons-material/FilterList";
 import VisibilityOutlinedIcon from "@mui/icons-material/VisibilityOutlined";
 import {
   Alert,
@@ -34,10 +33,13 @@ import {
   Tooltip,
   Typography,
 } from "@mui/material";
+import { SlidersHorizontal } from "lucide-react";
 import { VendorCreateModal } from "./_components/vendor-create-modal";
 import { VendorDetailDrawer } from "./_components/vendor-detail-drawer";
 import { VendorFiltersDrawer } from "./_components/vendor-filters-drawer";
 import { emptyVendorFilters, type VendorFilters } from "./_components/vendor-filters";
+import { PageHeader } from "@/components/ui/page-header";
+import { ToolbarButton } from "@/components/ui/toolbar-button";
 import type { VendorListItem } from "@/domain/vendors/types/vendor";
 import { useDeleteVendor } from "@/domain/vendors/use-cases/use-delete-vendor";
 import { useVendorDeactivationImpact } from "@/domain/vendors/use-cases/use-vendor-deactivation-impact";
@@ -218,55 +220,37 @@ export default function VendorsListPage() {
 
   return (
     <Box className="flex flex-col gap-4 p-4">
-      <Stack
-        direction={{ xs: "column", md: "row" }}
-        spacing={2}
-        sx={{
-          alignItems: { xs: "stretch", md: "center" },
-          justifyContent: "space-between",
-        }}
-      >
-        <Stack direction="row" spacing={2} sx={{ alignItems: "baseline" }}>
-          <Typography variant="h5" component="h1">
-            Vendors / Technicians
-          </Typography>
-          <Typography variant="body2" sx={{ color: "text.secondary" }}>
-            {globalCount} technicians · {activeCount} active
-          </Typography>
-          {isFetching && !isLoading && <CircularProgress size={16} />}
-        </Stack>
-
-        <Stack
-          direction={{ xs: "column", sm: "row" }}
-          spacing={2}
-          sx={{ alignItems: { xs: "stretch", sm: "center" } }}
-        >
-          <TextField
-            size="small"
-            value={search}
-            onChange={(e) => {
-              setSearch(e.target.value);
-              setPage(0);
-            }}
-            placeholder="Search name, company, trade..."
-            className="min-w-[260px]"
-          />
-          <Button
-            variant="outlined"
-            onClick={() => setFiltersOpen(true)}
-            startIcon={<FilterListIcon />}
-            aria-label="Open vendor filters"
-          >
-            Filters
-            {appliedChips.length > 0 && (
-              <Chip size="small" color="primary" label={appliedChips.length} sx={{ ml: 1 }} />
-            )}
-          </Button>
-          <Button variant="contained" onClick={() => setCreateOpen(true)}>
-            + Add Vendor
-          </Button>
-        </Stack>
-      </Stack>
+      <PageHeader
+        title="Vendors / Technicians"
+        subtitle={`${globalCount} technicians · ${activeCount} active`}
+        actions={
+          <>
+            <TextField
+              size="small"
+              value={search}
+              onChange={(e) => {
+                setSearch(e.target.value);
+                setPage(0);
+              }}
+              placeholder="Search name, company, trade..."
+              className="min-w-[260px]"
+            />
+            <ToolbarButton
+              variant="outline"
+              icon={<SlidersHorizontal size={13} />}
+              onClick={() => setFiltersOpen(true)}
+              aria-label="Open vendor filters"
+              badge={appliedChips.length}
+            >
+              Filters
+            </ToolbarButton>
+            <Button variant="contained" onClick={() => setCreateOpen(true)}>
+              + Add Vendor
+            </Button>
+            {Boolean(isFetching && !isLoading) && <CircularProgress size={16} />}
+          </>
+        }
+      />
 
       <Tabs
         value={isActive ? "active" : "inactive"}
@@ -313,7 +297,11 @@ export default function VendorsListPage() {
               {TABLE_COLUMNS.map((column) => (
                 <TableCell
                   key={column}
-                  align={column === "View" || column === "Edit" ? "center" : "left"}
+                  align={
+                    column === "View" || column === "Edit" || column === "Total Jobs"
+                      ? "center"
+                      : "left"
+                  }
                   className="font-semibold"
                 >
                   {column}
@@ -408,7 +396,7 @@ export default function VendorsListPage() {
                         "—"
                       )}
                     </TableCell>
-                    <TableCell>{row.totalJobs ?? 0}</TableCell>
+                    <TableCell align="center">{row.totalJobs ?? 0}</TableCell>
                     <TableCell>
                       <Chip
                         size="small"