diff --git a/src/components/frontend/account/RequestTransferDialog.tsx b/src/components/frontend/account/RequestTransferDialog.tsx
index 5703556..d9346d7 100644
--- a/src/components/frontend/account/RequestTransferDialog.tsx
+++ b/src/components/frontend/account/RequestTransferDialog.tsx
@@ -5,6 +5,7 @@ import { useRouter } from "next/navigation";
 import { toast } from "sonner";
 import { ArrowLeftRightIcon, Loader2Icon } from "lucide-react";
 import { Alert, AlertDescription } from "@/components/ui/alert";
+import { Combobox } from "@/components/ui/combobox";
 import { Button } from "@/components/ui/button";
 import {
   Dialog,
@@ -16,7 +17,14 @@ import {
   DialogTrigger,
 } from "@/components/ui/dialog";
 import { Label } from "@/components/ui/label";
-import { Select, SelectContent, SelectGroup, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
+import {
+  Select,
+  SelectContent,
+  SelectGroup,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select";
 import { Skeleton } from "@/components/ui/skeleton";
 import { Textarea } from "@/components/ui/textarea";
 import { requestTransfer } from "@/app/(frontend)/transfers/actions";
@@ -199,22 +207,20 @@ export function RequestTransferDialog({
         <form className="flex flex-col gap-4" onSubmit={handleSubmit}>
           <div className="flex flex-col gap-1.5">
             <Label htmlFor="transfer-source">Current assignment</Label>
-            <Select value={sourceId} onValueChange={setSourceId} disabled={pending}>
-              <SelectTrigger id="transfer-source">
-                <SelectValue placeholder="Select current assignment" />
-              </SelectTrigger>
-              <SelectContent>
-                <SelectGroup>
-                  {requestableAssignments.map((assignment) => (
-                    <SelectItem key={assignment.id} value={String(assignment.id)}>
-                      {assignment.callsign
-                        ? `${assignment.name} · ${assignment.callsign}`
-                        : assignment.name}
-                    </SelectItem>
-                  ))}
-                </SelectGroup>
-              </SelectContent>
-            </Select>
+            <Combobox
+              id="transfer-source"
+              value={sourceId}
+              onValueChange={setSourceId}
+              disabled={pending}
+              placeholder="Select current assignment"
+              searchPlaceholder="Search assignments..."
+              options={requestableAssignments.map((assignment) => ({
+                value: String(assignment.id),
+                label: assignment.callsign
+                  ? `${assignment.name} · ${assignment.callsign}`
+                  : assignment.name,
+              }))}
+            />
           </div>
 
           <div className="flex flex-col gap-1.5" aria-busy={loadingDestinations}>
@@ -222,26 +228,20 @@ export function RequestTransferDialog({
             {loadingDestinations ? (
               <Skeleton className="h-9 w-full" />
             ) : destinations.length > 0 ? (
-              <Select
+              <Combobox
+                id="transfer-destination"
                 value={destinationId}
                 onValueChange={setDestinationId}
                 disabled={pending}
-              >
-                <SelectTrigger id="transfer-destination">
-                  <SelectValue placeholder="Select destination assignment" />
-                </SelectTrigger>
-                <SelectContent>
-                  <SelectGroup>
-                    {destinations.map((assignment) => (
-                      <SelectItem key={assignment.id} value={String(assignment.id)}>
-                        {assignment.callsign
-                          ? `${assignment.name} · ${assignment.callsign}`
-                          : assignment.name}
-                      </SelectItem>
-                    ))}
-                  </SelectGroup>
-                </SelectContent>
-              </Select>
+                placeholder="Select destination assignment"
+                searchPlaceholder="Search assignments..."
+                options={destinations.map((assignment) => ({
+                  value: String(assignment.id),
+                  label: assignment.callsign
+                    ? `${assignment.name} · ${assignment.callsign}`
+                    : assignment.name,
+                }))}
+              />
             ) : (
               <Alert>
                 <AlertDescription>
@@ -271,10 +271,18 @@ export function RequestTransferDialog({
           )}
 
           <DialogFooter>
-            <Button type="button" variant="outline" onClick={() => setInternalOpen(false)} disabled={pending}>
+            <Button
+              type="button"
+              variant="outline"
+              onClick={() => setInternalOpen(false)}
+              disabled={pending}
+            >
               Cancel
             </Button>
-            <Button type="submit" disabled={pending || loadingDestinations || destinations.length === 0}>
+            <Button
+              type="submit"
+              disabled={pending || loadingDestinations || destinations.length === 0}
+            >
               {pending && <Loader2Icon data-icon="inline-start" className="animate-spin" />}
               {pending ? "Submitting..." : "Submit request"}
             </Button>
diff --git a/src/components/frontend/banking/BankTransactionDialog.tsx b/src/components/frontend/banking/BankTransactionDialog.tsx
index 354d6d2..61db382 100644
--- a/src/components/frontend/banking/BankTransactionDialog.tsx
+++ b/src/components/frontend/banking/BankTransactionDialog.tsx
@@ -5,6 +5,7 @@ import { useRouter } from "next/navigation";
 import { ArrowDownLeftIcon, ArrowRightLeftIcon, ArrowUpRightIcon } from "lucide-react";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
+import { Combobox } from "@/components/ui/combobox";
 import { Label } from "@/components/ui/label";
 import { Textarea } from "@/components/ui/textarea";
 import {
@@ -164,18 +165,17 @@ export function BankTransactionDialog({
             {mode === "transfer" && (
               <div className="flex flex-col gap-1.5">
                 <Label>Destination account</Label>
-                <Select value={toId} onValueChange={setToId}>
-                  <SelectTrigger>
-                    <SelectValue placeholder="Select account" />
-                  </SelectTrigger>
-                  <SelectContent>
-                    {otherAccounts.map((a) => (
-                      <SelectItem key={a.id} value={String(a.id)}>
-                        {a.name}
-                      </SelectItem>
-                    ))}
-                  </SelectContent>
-                </Select>
+                <Combobox
+                  value={toId}
+                  onValueChange={setToId}
+                  placeholder="Select account"
+                  searchPlaceholder="Search accounts..."
+                  emptyMessage="No other accounts."
+                  options={otherAccounts.map((a) => ({
+                    value: String(a.id),
+                    label: a.name,
+                  }))}
+                />
               </div>
             )}
             <div className="flex flex-col gap-1.5">
diff --git a/src/components/frontend/banking/CreateAccountDialog.tsx b/src/components/frontend/banking/CreateAccountDialog.tsx
index bef6939..cb71326 100644
--- a/src/components/frontend/banking/CreateAccountDialog.tsx
+++ b/src/components/frontend/banking/CreateAccountDialog.tsx
@@ -5,6 +5,7 @@ import { useRouter } from "next/navigation";
 import { PlusIcon } from "lucide-react";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
+import { Combobox } from "@/components/ui/combobox";
 import { Label } from "@/components/ui/label";
 import {
   Select,
@@ -117,18 +118,16 @@ export function CreateAccountDialog({
           {accountType === "faction" && (
             <div className="flex flex-col gap-1.5">
               <Label>Owner faction</Label>
-              <Select value={ownerFactionId} onValueChange={setOwnerFactionId}>
-                <SelectTrigger>
-                  <SelectValue placeholder="Select faction" />
-                </SelectTrigger>
-                <SelectContent>
-                  {factions.map((f) => (
-                    <SelectItem key={f.id} value={String(f.id)}>
-                      {f.name}
-                    </SelectItem>
-                  ))}
-                </SelectContent>
-              </Select>
+              <Combobox
+                value={ownerFactionId}
+                onValueChange={setOwnerFactionId}
+                placeholder="Select faction"
+                searchPlaceholder="Search factions..."
+                options={factions.map((f) => ({
+                  value: String(f.id),
+                  label: f.name,
+                }))}
+              />
             </div>
           )}
           {accountType === "personal" && !isManager && (
diff --git a/src/components/frontend/baseManagement/HireStaffDialog.tsx b/src/components/frontend/baseManagement/HireStaffDialog.tsx
index a6862a1..7937ed9 100644
--- a/src/components/frontend/baseManagement/HireStaffDialog.tsx
+++ b/src/components/frontend/baseManagement/HireStaffDialog.tsx
@@ -15,15 +15,8 @@ import {
   DialogTrigger,
 } from "@/components/ui/dialog";
 import { Input } from "@/components/ui/input";
+import { Combobox } from "@/components/ui/combobox";
 import { Label } from "@/components/ui/label";
-import {
-  Select,
-  SelectContent,
-  SelectGroup,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
 import { useRouter } from "next/navigation";
 import type { LaborClassificationOption, StructureStaffingOption } from "@/lib/base";
 import { currencyLabel, type CurrencyConfig } from "@/lib/banking/format";
@@ -353,61 +346,51 @@ export function HireStaffDialog({
                   {fixedNpc?.name ?? `NPC #${fixedNpcId}`}
                 </p>
               ) : (
-                <Select value={npcId} onValueChange={setNpcId}>
-                  <SelectTrigger>
-                    <SelectValue placeholder="Select an NPC" />
-                  </SelectTrigger>
-                  <SelectContent>
-                    <SelectGroup>
-                      {npcs.map((npc) => (
-                        <SelectItem key={npc.id} value={String(npc.id)}>
-                          {npc.name}
-                        </SelectItem>
-                      ))}
-                    </SelectGroup>
-                  </SelectContent>
-                </Select>
+                <Combobox
+                  value={npcId}
+                  onValueChange={setNpcId}
+                  placeholder="Select an NPC"
+                  searchPlaceholder="Search NPCs..."
+                  emptyMessage="No candidates available."
+                  options={npcs.map((npc) => ({
+                    value: String(npc.id),
+                    label: npc.name,
+                  }))}
+                />
               )}
             </div>
           )}
 
           <div className="flex flex-col gap-1.5">
             <Label>Structure</Label>
-            <Select value={structureId} onValueChange={handleStructureChange}>
-              <SelectTrigger>
-                <SelectValue placeholder="Select a structure" />
-              </SelectTrigger>
-              <SelectContent>
-                <SelectGroup>
-                  {structures.map((structure) => (
-                    <SelectItem key={structure.id} value={String(structure.id)}>
-                      {structure.name}
-                    </SelectItem>
-                  ))}
-                </SelectGroup>
-              </SelectContent>
-            </Select>
+            <Combobox
+              value={structureId}
+              onValueChange={handleStructureChange}
+              placeholder="Select a structure"
+              searchPlaceholder="Search structures..."
+              options={structures.map((structure) => ({
+                value: String(structure.id),
+                label: structure.name,
+              }))}
+            />
           </div>
 
           <div className="flex flex-col gap-1.5">
             <Label>Position type</Label>
-            <Select value={positionType} onValueChange={handlePositionTypeChange}>
-              <SelectTrigger>
-                <SelectValue />
-              </SelectTrigger>
-              <SelectContent>
-                <SelectGroup>
-                  {fixedNpcId == null && approvedClassifications.length > 0 && (
-                    <SelectItem value="labor">Labor</SelectItem>
-                  )}
-                  {approvedPositionTypes.map((position) => (
-                    <SelectItem key={position.value} value={position.value}>
-                      {position.label}
-                    </SelectItem>
-                  ))}
-                </SelectGroup>
-              </SelectContent>
-            </Select>
+            <Combobox
+              value={positionType}
+              onValueChange={handlePositionTypeChange}
+              searchPlaceholder="Search positions..."
+              options={[
+                ...(fixedNpcId == null && approvedClassifications.length > 0
+                  ? [{ value: "labor", label: "Labor" }]
+                  : []),
+                ...approvedPositionTypes.map((position) => ({
+                  value: position.value,
+                  label: position.label,
+                })),
+              ]}
+            />
             {selectedStructure &&
               approvedClassifications.length === 0 &&
               approvedPositionTypes.length === 0 && (
@@ -421,20 +404,15 @@ export function HireStaffDialog({
             <>
               <div className="flex flex-col gap-1.5">
                 <Label>Classification</Label>
-                <Select value={laborClassification} onValueChange={handleClassificationChange}>
-                  <SelectTrigger>
-                    <SelectValue />
-                  </SelectTrigger>
-                  <SelectContent>
-                    <SelectGroup>
-                      {approvedClassifications.map((classification) => (
-                        <SelectItem key={classification.id} value={String(classification.id)}>
-                          {classification.name}
-                        </SelectItem>
-                      ))}
-                    </SelectGroup>
-                  </SelectContent>
-                </Select>
+                <Combobox
+                  value={laborClassification}
+                  onValueChange={handleClassificationChange}
+                  searchPlaceholder="Search classifications..."
+                  options={approvedClassifications.map((classification) => ({
+                    value: String(classification.id),
+                    label: classification.name,
+                  }))}
+                />
                 {selectedStructure && approvedClassifications.length === 0 && (
                   <p className="text-sm text-muted-foreground">
                     This structure has no approved labor positions.
diff --git a/src/components/frontend/events/EventLogTable.tsx b/src/components/frontend/events/EventLogTable.tsx
index ff13655..c0435b4 100644
--- a/src/components/frontend/events/EventLogTable.tsx
+++ b/src/components/frontend/events/EventLogTable.tsx
@@ -4,6 +4,7 @@ import * as React from "react";
 import { ChevronLeft, ChevronRight, RotateCcw, Search } from "lucide-react";
 
 import { Badge } from "@/components/ui/badge";
+import { Combobox } from "@/components/ui/combobox";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import {
@@ -305,19 +306,20 @@ export default function EventLogTable() {
           </DropdownMenuContent>
         </DropdownMenu>
 
-        <Select value={targetCollection} onValueChange={setTargetCollection}>
-          <SelectTrigger className="h-8 w-44">
-            <SelectValue placeholder="Target" />
-          </SelectTrigger>
-          <SelectContent className="max-h-72">
-            <SelectItem value="all">All targets</SelectItem>
-            {TARGET_COLLECTION_OPTIONS.map(([value, label]) => (
-              <SelectItem key={value} value={value}>
-                {label}
-              </SelectItem>
-            ))}
-          </SelectContent>
-        </Select>
+        <Combobox
+          className="h-8 w-44"
+          value={targetCollection}
+          onValueChange={setTargetCollection}
+          placeholder="Target"
+          searchPlaceholder="Search targets..."
+          options={[
+            { value: "all", label: "All targets" },
+            ...TARGET_COLLECTION_OPTIONS.map(([value, label]) => ({
+              value,
+              label,
+            })),
+          ]}
+        />
 
         <Select value={source} onValueChange={(v) => setSource(v as SourceFilter)}>
           <SelectTrigger className="h-8 w-36">
@@ -442,10 +444,7 @@ export default function EventLogTable() {
           Showing {from.toLocaleString()}-{to.toLocaleString()} of {totalDocs.toLocaleString()}
         </span>
         <div className="flex items-center gap-2">
-          <Select
-            value={String(pageSize)}
-            onValueChange={(v) => setPageSize(Number(v))}
-          >
+          <Select value={String(pageSize)} onValueChange={(v) => setPageSize(Number(v))}>
             <SelectTrigger className="h-8 w-28">
               <SelectValue />
             </SelectTrigger>
diff --git a/src/components/frontend/helpdesk/TicketDetail.tsx b/src/components/frontend/helpdesk/TicketDetail.tsx
index e26ce1b..a28f059 100644
--- a/src/components/frontend/helpdesk/TicketDetail.tsx
+++ b/src/components/frontend/helpdesk/TicketDetail.tsx
@@ -7,6 +7,7 @@ import { useRouter } from "next/navigation";
 import { toast } from "sonner";
 import type { Ticket, User } from "@/payload-types";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import { Item, ItemContent, ItemHeader, ItemTitle } from "@/components/ui/item";
 import { Label } from "@/components/ui/label";
 import {
@@ -264,23 +265,21 @@ export function TicketDetail({
             <div className="flex flex-col gap-1.5">
               <Label htmlFor="ticket-assignee">Assignee</Label>
               <div className="flex gap-2">
-                <Select
+                <Combobox
+                  id="ticket-assignee"
+                  className="min-w-0 flex-1"
                   value={assignee}
                   onValueChange={setAssignee}
                   disabled={controlBusy !== null}
-                >
-                  <SelectTrigger id="ticket-assignee" className="min-w-0 flex-1">
-                    <SelectValue />
-                  </SelectTrigger>
-                  <SelectContent>
-                    <SelectItem value="unassigned">Unassigned</SelectItem>
-                    {assigneeOptions.map((option) => (
-                      <SelectItem key={option.id} value={String(option.id)}>
-                        {option.label}
-                      </SelectItem>
-                    ))}
-                  </SelectContent>
-                </Select>
+                  searchPlaceholder="Search members..."
+                  options={[
+                    { value: "unassigned", label: "Unassigned" },
+                    ...assigneeOptions.map((option) => ({
+                      value: String(option.id),
+                      label: option.label,
+                    })),
+                  ]}
+                />
                 <Button
                   size="sm"
                   onClick={() => void applyControl("assignee")}
diff --git a/src/components/frontend/intelligence/CreateSideOpDialog.tsx b/src/components/frontend/intelligence/CreateSideOpDialog.tsx
index 36baf94..a939634 100644
--- a/src/components/frontend/intelligence/CreateSideOpDialog.tsx
+++ b/src/components/frontend/intelligence/CreateSideOpDialog.tsx
@@ -10,6 +10,7 @@ import {
   DialogHeader,
   DialogTitle,
 } from "@/components/ui/dialog";
+import { Combobox } from "@/components/ui/combobox";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
@@ -21,11 +22,7 @@ import {
   SelectTrigger,
   SelectValue,
 } from "@/components/ui/select";
-import {
-  Collapsible,
-  CollapsibleContent,
-  CollapsibleTrigger,
-} from "@/components/ui/collapsible";
+import { Collapsible, CollapsibleContent, CollapsibleTrigger } from "@/components/ui/collapsible";
 import {
   createFridaySideOp,
   updateFridaySideOp,
@@ -238,7 +235,9 @@ export function CreateSideOpDialog({
   }
 
   function modsInput() {
-    return requiredModsId === "none" ? { requiredModsId: null } : { requiredModsId: Number(requiredModsId) };
+    return requiredModsId === "none"
+      ? { requiredModsId: null }
+      : { requiredModsId: Number(requiredModsId) };
   }
 
   async function handleModlistUpload(file: File) {
@@ -344,7 +343,8 @@ export function CreateSideOpDialog({
         estimatedDuration: Number(estimatedDuration) || 240,
         maxPlayers: Number(maxPlayers) || 32,
         ...modsInput(),
-        campaignId: campaignChoice === "new" || campaignChoice === "none" ? null : Number(campaignChoice),
+        campaignId:
+          campaignChoice === "new" || campaignChoice === "none" ? null : Number(campaignChoice),
         newCampaignName: campaignChoice === "new" ? newCampaignName || null : null,
         noCampaign: campaignChoice === "none",
         ...narrativeInput(),
@@ -430,25 +430,20 @@ export function CreateSideOpDialog({
           <div className="grid grid-cols-2 gap-3">
             <div className="grid gap-1.5">
               <Label>Map</Label>
-              <Select
+              <Combobox
+                className="w-full"
                 value={mapChoice}
                 onValueChange={(v) => {
                   setMapChoice(v);
                   if (v !== "custom" && v !== "") setMapId(v);
                 }}
-              >
-                <SelectTrigger className="w-full">
-                  <SelectValue placeholder="Choose a map" />
-                </SelectTrigger>
-                <SelectContent>
-                  {maps.map((m) => (
-                    <SelectItem key={m.id} value={String(m.id)}>
-                      {m.name}
-                    </SelectItem>
-                  ))}
-                  <SelectItem value="custom">+ Custom map…</SelectItem>
-                </SelectContent>
-              </Select>
+                placeholder="Choose a map"
+                searchPlaceholder="Search maps..."
+                options={[
+                  ...maps.map((m) => ({ value: String(m.id), label: m.name })),
+                  { value: "custom", label: "+ Custom map…" },
+                ]}
+              />
             </div>
             <div className="grid gap-1.5">
               <Label>Mission type</Label>
@@ -490,20 +485,22 @@ export function CreateSideOpDialog({
             </div>
             <div className="grid gap-1.5">
               <Label>Campaign</Label>
-              <Select value={campaignChoice} onValueChange={setCampaignChoice}>
-                <SelectTrigger className="w-full">
-                  <SelectValue placeholder="Choose a campaign" />
-                </SelectTrigger>
-                <SelectContent>
-                  <SelectItem value="none">No campaign (one-off op)</SelectItem>
-                  {campaigns.map((c) => (
-                    <SelectItem key={c.id} value={String(c.id)} disabled={c.disabled}>
-                      {c.name}
-                    </SelectItem>
-                  ))}
-                  <SelectItem value="new">+ New campaign…</SelectItem>
-                </SelectContent>
-              </Select>
+              <Combobox
+                className="w-full"
+                value={campaignChoice}
+                onValueChange={setCampaignChoice}
+                placeholder="Choose a campaign"
+                searchPlaceholder="Search campaigns..."
+                options={[
+                  { value: "none", label: "No campaign (one-off op)" },
+                  ...campaigns.map((c) => ({
+                    value: String(c.id),
+                    label: c.name,
+                    disabled: c.disabled,
+                  })),
+                  { value: "new", label: "+ New campaign…" },
+                ]}
+              />
             </div>
           </div>
           {mapChoice === "custom" && (
@@ -531,19 +528,17 @@ export function CreateSideOpDialog({
 
           <div className="grid gap-1.5">
             <Label>Mod list</Label>
-            <Select value={requiredModsId} onValueChange={setRequiredModsId}>
-              <SelectTrigger className="w-full">
-                <SelectValue placeholder="No mod list (vanilla)" />
-              </SelectTrigger>
-              <SelectContent>
-                <SelectItem value="none">No mod list (vanilla)</SelectItem>
-                {modLists.map((l) => (
-                  <SelectItem key={l.id} value={String(l.id)}>
-                    {l.name}
-                  </SelectItem>
-                ))}
-              </SelectContent>
-            </Select>
+            <Combobox
+              className="w-full"
+              value={requiredModsId}
+              onValueChange={setRequiredModsId}
+              placeholder="No mod list (vanilla)"
+              searchPlaceholder="Search mod lists..."
+              options={[
+                { value: "none", label: "No mod list (vanilla)" },
+                ...modLists.map((l) => ({ value: String(l.id), label: l.name })),
+              ]}
+            />
             <Input
               type="file"
               accept=".html,.htm,.txt,text/html,text/plain"
@@ -555,8 +550,8 @@ export function CreateSideOpDialog({
               }}
             />
             <p className="text-xs text-muted-foreground">
-              Upload the mod list file exported from the Arma 3 launcher (.html) or a .txt mod
-              list, or pick an existing one.
+              Upload the mod list file exported from the Arma 3 launcher (.html) or a .txt mod list,
+              or pick an existing one.
             </p>
           </div>
 
diff --git a/src/components/frontend/locker/AddLockerItemDialog.tsx b/src/components/frontend/locker/AddLockerItemDialog.tsx
index 0486c0c..968410e 100644
--- a/src/components/frontend/locker/AddLockerItemDialog.tsx
+++ b/src/components/frontend/locker/AddLockerItemDialog.tsx
@@ -5,15 +5,9 @@ import { useRouter } from "next/navigation";
 import { PlusIcon } from "lucide-react";
 import type { Asset } from "@/payload-types";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
-import {
-  Select,
-  SelectContent,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
 import {
   Dialog,
   DialogContent,
@@ -86,18 +80,17 @@ export function AddLockerItemDialog({ assets }: AddLockerItemDialogProps) {
         <div className="flex flex-col gap-4">
           <div className="flex flex-col gap-1.5">
             <Label>Asset</Label>
-            <Select value={assetId} onValueChange={setAssetId}>
-              <SelectTrigger>
-                <SelectValue placeholder="Select an asset" />
-              </SelectTrigger>
-              <SelectContent>
-                {assets.map((a) => (
-                  <SelectItem key={a.id} value={String(a.id)}>
-                    {a.name} · {getAssetTypeLabel(a.assetType)}
-                  </SelectItem>
-                ))}
-              </SelectContent>
-            </Select>
+            <Combobox
+              value={assetId}
+              onValueChange={setAssetId}
+              placeholder="Select an asset"
+              searchPlaceholder="Search assets..."
+              emptyMessage="No assets in your locker."
+              options={assets.map((a) => ({
+                value: String(a.id),
+                label: `${a.name} · ${getAssetTypeLabel(a.assetType)}`,
+              }))}
+            />
           </div>
           <div className="flex flex-col gap-1.5">
             <Label>Quantity</Label>
diff --git a/src/components/frontend/locker/EquipmentEditorDialog.tsx b/src/components/frontend/locker/EquipmentEditorDialog.tsx
index 51d7f5d..fb93cc3 100644
--- a/src/components/frontend/locker/EquipmentEditorDialog.tsx
+++ b/src/components/frontend/locker/EquipmentEditorDialog.tsx
@@ -4,6 +4,7 @@ import { useEffect, useMemo, useState } from "react";
 import { useRouter } from "next/navigation";
 import type { Asset } from "@/payload-types";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
 import {
@@ -14,13 +15,6 @@ import {
   DialogHeader,
   DialogTitle,
 } from "@/components/ui/dialog";
-import {
-  Select,
-  SelectContent,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
 import {
   getAssetTypeLabel,
   getAttachmentOptionsForItem,
@@ -202,30 +196,24 @@ export function EquipmentEditorDialog({
                     className="grid grid-cols-[100px_1fr] items-center gap-2"
                   >
                     <span className="text-xs text-muted-foreground">{category.label}</span>
-                    <Select
+                    <Combobox
                       value={installed ? String(installed.id) : "none"}
                       onValueChange={(v) => handleCategoryPick(category, v)}
                       disabled={busy}
-                    >
-                      <SelectTrigger>
-                        <SelectValue
-                          placeholder={
-                            categoryOptions.length === 0
-                              ? "No compatible items"
-                              : "Choose an attachment"
-                          }
-                        />
-                      </SelectTrigger>
-                      <SelectContent>
-                        <SelectItem value="none">None</SelectItem>
-                        {categoryOptions.map((o) => (
-                          <SelectItem key={o.assetId} value={String(o.assetId)}>
-                            {o.asset.name} ·{" "}
-                            {o.quantity > 0 ? `${o.quantity.toLocaleString()}×` : "installed"}
-                          </SelectItem>
-                        ))}
-                      </SelectContent>
-                    </Select>
+                      placeholder={
+                        categoryOptions.length === 0
+                          ? "No compatible items"
+                          : "Choose an attachment"
+                      }
+                      searchPlaceholder="Search attachments..."
+                      options={[
+                        { value: "none", label: "None" },
+                        ...categoryOptions.map((o) => ({
+                          value: String(o.assetId),
+                          label: `${o.asset.name} · ${o.quantity > 0 ? `${o.quantity.toLocaleString()}×` : "installed"}`,
+                        })),
+                      ]}
+                    />
                   </div>
                 );
               })}
@@ -240,28 +228,22 @@ export function EquipmentEditorDialog({
             <Label className="text-sm font-semibold">Skin</Label>
             <div className="grid grid-cols-[100px_1fr] items-center gap-2">
               <span className="text-xs text-muted-foreground">Applied</span>
-              <Select
+              <Combobox
                 value={installedSkin ? String(installedSkin.id) : "none"}
                 onValueChange={handleSkinPick}
                 disabled={busy}
-              >
-                <SelectTrigger>
-                  <SelectValue
-                    placeholder={
-                      mergedSkinOptions.length === 0 ? "No compatible skins" : "Choose a skin"
-                    }
-                  />
-                </SelectTrigger>
-                <SelectContent>
-                  <SelectItem value="none">None</SelectItem>
-                  {mergedSkinOptions.map((o) => (
-                    <SelectItem key={o.assetId} value={String(o.assetId)}>
-                      {o.asset.name} ·{" "}
-                      {o.quantity > 0 ? `${o.quantity.toLocaleString()}×` : "applied"}
-                    </SelectItem>
-                  ))}
-                </SelectContent>
-              </Select>
+                placeholder={
+                  mergedSkinOptions.length === 0 ? "No compatible skins" : "Choose a skin"
+                }
+                searchPlaceholder="Search skins..."
+                options={[
+                  { value: "none", label: "None" },
+                  ...mergedSkinOptions.map((o) => ({
+                    value: String(o.assetId),
+                    label: `${o.asset.name} · ${o.quantity > 0 ? `${o.quantity.toLocaleString()}×` : "applied"}`,
+                  })),
+                ]}
+              />
             </div>
             {installedSkin && (
               <p className="text-xs text-muted-foreground">
diff --git a/src/components/frontend/locker/LoadoutEditor.tsx b/src/components/frontend/locker/LoadoutEditor.tsx
index c90f32d..4997713 100644
--- a/src/components/frontend/locker/LoadoutEditor.tsx
+++ b/src/components/frontend/locker/LoadoutEditor.tsx
@@ -4,6 +4,7 @@ import { useEffect, useState } from "react";
 import { useRouter } from "next/navigation";
 import type { Loadout } from "@/payload-types";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
 import { Textarea } from "@/components/ui/textarea";
@@ -160,24 +161,21 @@ export function LoadoutEditor({
               return (
                 <div key={slot.name} className="flex flex-col gap-1.5">
                   <Label>{slot.label}</Label>
-                  <Select
+                  <Combobox
                     value={slots[slot.name] ?? ""}
                     onValueChange={(v) =>
                       setSlots((prev) => ({ ...prev, [slot.name]: v === "none" ? "" : v }))
                     }
-                  >
-                    <SelectTrigger>
-                      <SelectValue placeholder={slot.description} />
-                    </SelectTrigger>
-                    <SelectContent>
-                      <SelectItem value="none">Empty</SelectItem>
-                      {options.map((item) => (
-                        <SelectItem key={item.assetId} value={String(item.assetId)}>
-                          {item.asset.name}
-                        </SelectItem>
-                      ))}
-                    </SelectContent>
-                  </Select>
+                    placeholder={slot.description}
+                    searchPlaceholder="Search items..."
+                    options={[
+                      { value: "none", label: "Empty" },
+                      ...options.map((item) => ({
+                        value: String(item.assetId),
+                        label: item.asset.name,
+                      })),
+                    ]}
+                  />
                   {options.length === 0 && (
                     <span className="text-xs text-muted-foreground">
                       No matching assets in your locker.
diff --git a/src/components/frontend/locker/LockerCharacterPanel.tsx b/src/components/frontend/locker/LockerCharacterPanel.tsx
index ac1d5d1..4bd41ac 100644
--- a/src/components/frontend/locker/LockerCharacterPanel.tsx
+++ b/src/components/frontend/locker/LockerCharacterPanel.tsx
@@ -4,13 +4,7 @@ import { useState } from "react";
 import { useRouter } from "next/navigation";
 import type { Loadout } from "@/payload-types";
 import { Button } from "@/components/ui/button";
-import {
-  Select,
-  SelectContent,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
+import { Combobox } from "@/components/ui/combobox";
 import { setLoadoutSlot, equipLoadout } from "@/app/(frontend)/locker/actions";
 import {
   getLoadoutSlot,
@@ -77,22 +71,18 @@ export function LockerCharacterPanel({ loadouts, items }: LockerCharacterPanelPr
       </div>
 
       <div className="border-b border-border/50 p-2">
-        <Select
+        <Combobox
+          className="h-8 rounded-sm border-border/60 bg-background/40 text-xs uppercase tracking-wide"
           value={equippedLoadout ? String(equippedLoadout.id) : ""}
           onValueChange={changeLoadout}
           disabled={busy || loadouts.length === 0}
-        >
-          <SelectTrigger className="h-8 rounded-sm border-border/60 bg-background/40 text-xs uppercase tracking-wide">
-            <SelectValue placeholder="SELECT LOADOUT" />
-          </SelectTrigger>
-          <SelectContent>
-            {loadouts.map((loadout) => (
-              <SelectItem key={loadout.id} value={String(loadout.id)}>
-                {loadout.name}
-              </SelectItem>
-            ))}
-          </SelectContent>
-        </Select>
+          placeholder="SELECT LOADOUT"
+          searchPlaceholder="Search loadouts..."
+          options={loadouts.map((loadout) => ({
+            value: String(loadout.id),
+            label: loadout.name,
+          }))}
+        />
       </div>
 
       <div className="p-2">
diff --git a/src/components/frontend/locker/WardrobePanel.tsx b/src/components/frontend/locker/WardrobePanel.tsx
index 246a3cb..2a1f268 100644
--- a/src/components/frontend/locker/WardrobePanel.tsx
+++ b/src/components/frontend/locker/WardrobePanel.tsx
@@ -4,14 +4,8 @@ import { useState } from "react";
 import { useRouter } from "next/navigation";
 import type { Asset, Loadout } from "@/payload-types";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import { Item, ItemContent, ItemHeader, ItemTitle } from "@/components/ui/item";
-import {
-  Select,
-  SelectContent,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
 import { Wardrobe } from "./Wardrobe";
 import { WardrobeSlotPicker } from "./WardrobeSlotPicker";
 import {
@@ -115,26 +109,20 @@ export function WardrobePanel({ userName, loadouts, equippedLoadout, items }: Wa
             ) : (
               <div className="flex flex-col gap-3">
                 <div className="flex items-center gap-2">
-                  <Select
+                  <Combobox
+                    className="flex-1"
                     value={equippedLoadout ? String(equippedLoadout.id) : ""}
                     onValueChange={(v) => handleEquip(Number(v))}
                     disabled={busy}
-                  >
-                    <SelectTrigger className="flex-1">
-                      <SelectValue
-                        placeholder={
-                          equippedLoadout ? equippedLoadout.name : "Select a loadout to equip"
-                        }
-                      />
-                    </SelectTrigger>
-                    <SelectContent>
-                      {loadouts.map((l) => (
-                        <SelectItem key={l.id} value={String(l.id)}>
-                          {l.name}
-                        </SelectItem>
-                      ))}
-                    </SelectContent>
-                  </Select>
+                    placeholder={
+                      equippedLoadout ? equippedLoadout.name : "Select a loadout to equip"
+                    }
+                    searchPlaceholder="Search loadouts..."
+                    options={loadouts.map((l) => ({
+                      value: String(l.id),
+                      label: l.name,
+                    }))}
+                  />
                   {equippedLoadout && (
                     <Button
                       variant="outline"
diff --git a/src/components/frontend/map/PlacementDialog.tsx b/src/components/frontend/map/PlacementDialog.tsx
index 04cdcb9..6a7bac3 100644
--- a/src/components/frontend/map/PlacementDialog.tsx
+++ b/src/components/frontend/map/PlacementDialog.tsx
@@ -3,6 +3,7 @@
 import { useEffect, useMemo, useState } from "react";
 import { toast } from "sonner";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import {
   Dialog,
   DialogContent,
@@ -13,15 +14,13 @@ import {
 } from "@/components/ui/dialog";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
-import {
-  Select,
-  SelectContent,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
 import { placeStructure } from "@/app/(frontend)/logistics/map/actions";
-import { validatePlacement, type NodeInput, type StructureInput, type ZoneInput } from "@/lib/map/placement";
+import {
+  validatePlacement,
+  type NodeInput,
+  type StructureInput,
+  type ZoneInput,
+} from "@/lib/map/placement";
 import type { MapPoint } from "@/lib/map/points";
 import type { MapConfig, NodeFeature, StructureFeature, ZoneFeature } from "@/lib/map/types";
 
@@ -86,9 +85,18 @@ export function PlacementDialog({
             terrainType?: string | null;
             constructionDurationMinutes?: number | null;
             requiredTech?: { name?: string }[] | number[];
-            materials?: { resource?: { id: number; name?: string } | number; amount?: number | null }[];
-            resourcesInRange?: { resource?: { id: number } | number | null; range?: number | null }[];
-            structuresInRange?: { structure?: { id: number } | number | null; range?: number | null }[];
+            materials?: {
+              resource?: { id: number; name?: string } | number;
+              amount?: number | null;
+            }[];
+            resourcesInRange?: {
+              resource?: { id: number } | number | null;
+              range?: number | null;
+            }[];
+            structuresInRange?: {
+              structure?: { id: number } | number | null;
+              range?: number | null;
+            }[];
           }[];
         };
         setBlueprints(
@@ -98,7 +106,9 @@ export function PlacementDialog({
             terrainType: (doc.terrainType as "land" | "water" | null | undefined) ?? "land",
             constructionDurationMinutes: doc.constructionDurationMinutes ?? null,
             requiredTech: (doc.requiredTech ?? [])
-              .filter((tech): tech is { name?: string } => typeof tech === "object" && tech !== null)
+              .filter(
+                (tech): tech is { name?: string } => typeof tech === "object" && tech !== null,
+              )
               .map((tech) => tech.name ?? "Unknown"),
             materials: (doc.materials ?? []).map((material) => ({
               resource:
@@ -235,18 +245,18 @@ export function PlacementDialog({
         <div className="flex flex-col gap-3">
           <div className="flex flex-col gap-1.5">
             <Label htmlFor="place-blueprint">Blueprint</Label>
-            <Select value={blueprintId} onValueChange={setBlueprintId}>
-              <SelectTrigger id="place-blueprint" className="w-full">
-                <SelectValue placeholder="Select blueprint" />
-              </SelectTrigger>
-              <SelectContent>
-                {blueprints.map((option) => (
-                  <SelectItem key={option.id} value={String(option.id)}>
-                    {option.name}
-                  </SelectItem>
-                ))}
-              </SelectContent>
-            </Select>
+            <Combobox
+              id="place-blueprint"
+              value={blueprintId}
+              onValueChange={setBlueprintId}
+              placeholder="Select blueprint"
+              searchPlaceholder="Search blueprints..."
+              emptyMessage="No blueprints available."
+              options={blueprints.map((option) => ({
+                value: String(option.id),
+                label: option.name,
+              }))}
+            />
           </div>
 
           <div className="flex flex-col gap-1.5">
@@ -261,19 +271,20 @@ export function PlacementDialog({
 
           <div className="flex flex-col gap-1.5">
             <Label htmlFor="place-faction">Faction (optional)</Label>
-            <Select value={factionId} onValueChange={setFactionId}>
-              <SelectTrigger id="place-faction" className="w-full">
-                <SelectValue />
-              </SelectTrigger>
-              <SelectContent>
-                <SelectItem value="none">No faction</SelectItem>
-                {factions.map((faction) => (
-                  <SelectItem key={faction.id} value={String(faction.id)}>
-                    {faction.name}
-                  </SelectItem>
-                ))}
-              </SelectContent>
-            </Select>
+            <Combobox
+              id="place-faction"
+              value={factionId}
+              onValueChange={setFactionId}
+              searchPlaceholder="Search factions..."
+              emptyMessage="No factions available."
+              options={[
+                { value: "none", label: "No faction" },
+                ...factions.map((faction) => ({
+                  value: String(faction.id),
+                  label: faction.name,
+                })),
+              ]}
+            />
           </div>
 
           {blueprint && (
diff --git a/src/components/frontend/market/CreateListingDialog.tsx b/src/components/frontend/market/CreateListingDialog.tsx
index 9162f35..6f41acd 100644
--- a/src/components/frontend/market/CreateListingDialog.tsx
+++ b/src/components/frontend/market/CreateListingDialog.tsx
@@ -5,17 +5,11 @@ import { useRouter } from "next/navigation";
 import type { Asset, LockerStorage } from "@/payload-types";
 import { PlusIcon } from "lucide-react";
 import { Badge } from "@/components/ui/badge";
+import { Combobox } from "@/components/ui/combobox";
 import { Button } from "@/components/ui/button";
 import { Checkbox } from "@/components/ui/checkbox";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
-import {
-  Select,
-  SelectContent,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
 import {
   Dialog,
   DialogContent,
@@ -196,28 +190,21 @@ export function CreateListingDialog({
         <div className="flex flex-col gap-4">
           <div className="flex flex-col gap-1.5">
             <Label>Item</Label>
-            <Select
+            <Combobox
               value={assetId}
               onValueChange={(v) => {
                 setAssetId(v);
                 setQuantity("1");
               }}
-            >
-              <SelectTrigger>
-                <SelectValue placeholder="Select an item from your locker" />
-              </SelectTrigger>
-              <SelectContent>
-                {sellable.map((s) => (
-                  <SelectItem
-                    key={s.assetId}
-                    value={String(s.assetId)}
-                    disabled={!s.tradeable || !s.isLive}
-                  >
-                    {s.name} ({s.quantity.toLocaleString()}×)
-                  </SelectItem>
-                ))}
-              </SelectContent>
-            </Select>
+              placeholder="Select an item from your locker"
+              searchPlaceholder="Search items..."
+              emptyMessage="Nothing is approved for trading yet."
+              options={sellable.map((s) => ({
+                value: String(s.assetId),
+                label: `${s.name} (${s.quantity.toLocaleString()}×)`,
+                disabled: !s.tradeable || !s.isLive,
+              }))}
+            />
             {sellable.length === 0 && (
               <p className="text-xs text-muted-foreground">
                 {hasLockerItems
diff --git a/src/components/frontend/minigames/poker/PokerDevPanel.tsx b/src/components/frontend/minigames/poker/PokerDevPanel.tsx
index be0beac..d509735 100644
--- a/src/components/frontend/minigames/poker/PokerDevPanel.tsx
+++ b/src/components/frontend/minigames/poker/PokerDevPanel.tsx
@@ -10,6 +10,7 @@ import {
   setPokerHoleQueue,
 } from "@/app/(frontend)/minigames/poker/actions";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import {
   Dialog,
   DialogContent,
@@ -65,11 +66,7 @@ function cardLabel(card: Card): string {
  * what lets a single pick land; the previous null-propagating version made
  * first picks no-ops and hole-card queuing impossible.
  */
-export function applyCardPick(
-  value: Card | null,
-  part: "rank" | "suit",
-  next: string,
-): Card {
+export function applyCardPick(value: Card | null, part: "rank" | "suit", next: string): Card {
   if (part === "rank") {
     return { rank: Number(next) as Rank, suit: value?.suit ?? "s" };
   }
@@ -91,18 +88,17 @@ function CardPicker({
   return (
     <div className="flex items-center gap-1.5">
       <span className="w-10 text-xs text-muted-foreground">{label}</span>
-      <Select value={value ? String(value.rank) : ""} onValueChange={setRank}>
-        <SelectTrigger className="h-8 w-20 text-xs">
-          <SelectValue placeholder="Rank" />
-        </SelectTrigger>
-        <SelectContent>
-          {RANK_OPTIONS.map((option) => (
-            <SelectItem key={option.value} value={String(option.value)}>
-              {option.label}
-            </SelectItem>
-          ))}
-        </SelectContent>
-      </Select>
+      <Combobox
+        className="h-8 w-20 text-xs"
+        value={value ? String(value.rank) : ""}
+        onValueChange={setRank}
+        placeholder="Rank"
+        searchPlaceholder="Rank..."
+        options={RANK_OPTIONS.map((option) => ({
+          value: String(option.value),
+          label: option.label,
+        }))}
+      />
       <Select value={value?.suit ?? ""} onValueChange={setSuit}>
         <SelectTrigger className="h-8 w-24 text-xs">
           <SelectValue placeholder="Suit" />
@@ -258,20 +254,19 @@ export function PokerDevPanel({
 
         <section className="flex flex-col gap-2 border border-border p-3">
           <h3 className="text-xs font-semibold uppercase tracking-wider">Next hand hole cards</h3>
-          <Select value={seatId} onValueChange={setSeatId}>
-            <SelectTrigger className="h-8 text-xs">
-              <SelectValue placeholder="Player" />
-            </SelectTrigger>
-            <SelectContent>
-              {view.players
-                .filter((player) => !player.eliminated)
-                .map((player) => (
-                  <SelectItem key={player.seatId} value={String(player.seatId)}>
-                    {player.name}
-                  </SelectItem>
-                ))}
-            </SelectContent>
-          </Select>
+          <Combobox
+            className="h-8 text-xs"
+            value={seatId}
+            onValueChange={setSeatId}
+            placeholder="Player"
+            searchPlaceholder="Search players..."
+            options={view.players
+              .filter((player) => !player.eliminated)
+              .map((player) => ({
+                value: String(player.seatId),
+                label: player.name,
+              }))}
+          />
           <div className="flex flex-col gap-1.5">
             <CardPicker label="Card 1" value={holeA} onChange={setHoleA} />
             <CardPicker label="Card 2" value={holeB} onChange={setHoleB} />
@@ -289,20 +284,19 @@ export function PokerDevPanel({
 
         <section className="flex flex-col gap-2 border border-border p-3">
           <h3 className="text-xs font-semibold uppercase tracking-wider">Stack adjustment</h3>
-          <Select value={adjustSeat} onValueChange={setAdjustSeat}>
-            <SelectTrigger className="h-8 text-xs">
-              <SelectValue placeholder="Player" />
-            </SelectTrigger>
-            <SelectContent>
-              {view.players
-                .filter((player) => !player.eliminated)
-                .map((player) => (
-                  <SelectItem key={player.seatId} value={String(player.seatId)}>
-                    {player.name} ({player.stack.toLocaleString()})
-                  </SelectItem>
-                ))}
-            </SelectContent>
-          </Select>
+          <Combobox
+            className="h-8 text-xs"
+            value={adjustSeat}
+            onValueChange={setAdjustSeat}
+            placeholder="Player"
+            searchPlaceholder="Search players..."
+            options={view.players
+              .filter((player) => !player.eliminated)
+              .map((player) => ({
+                value: String(player.seatId),
+                label: `${player.name} (${player.stack.toLocaleString()})`,
+              }))}
+          />
           <div className="flex items-center gap-2">
             <Input
               type="number"
diff --git a/src/components/frontend/profile/LeadershipEvaluationDialog.tsx b/src/components/frontend/profile/LeadershipEvaluationDialog.tsx
index 55c3dc7..b6488d5 100644
--- a/src/components/frontend/profile/LeadershipEvaluationDialog.tsx
+++ b/src/components/frontend/profile/LeadershipEvaluationDialog.tsx
@@ -12,6 +12,7 @@ import {
 } from "@/lib/evaluations/levels";
 import { submitEvaluation } from "@/app/(frontend)/profile/[username]/actions";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import {
   Dialog,
   DialogContent,
@@ -134,20 +135,20 @@ export function LeadershipEvaluationDialog({
         <form className="flex flex-col gap-4" onSubmit={handleSubmit} aria-busy={pending}>
           <div className="flex flex-col gap-1.5">
             <Label htmlFor="evaluation-mission">Mission</Label>
-            <Select value={missionId} onValueChange={setMissionId} disabled={pending}>
-              <SelectTrigger id="evaluation-mission" aria-invalid={error !== null}>
-                <SelectValue placeholder="Select a completed mission" />
-              </SelectTrigger>
-              <SelectContent>
-                <SelectGroup>
-                  {missions.map((mission) => (
-                    <SelectItem key={mission.id} value={String(mission.id)}>
-                      {mission.name} · {formatMissionDate(mission.startDateTime)}
-                    </SelectItem>
-                  ))}
-                </SelectGroup>
-              </SelectContent>
-            </Select>
+            <Combobox
+              id="evaluation-mission"
+              aria-invalid={error !== null}
+              value={missionId}
+              onValueChange={setMissionId}
+              disabled={pending}
+              placeholder="Select a completed mission"
+              searchPlaceholder="Search missions..."
+              emptyMessage="No completed missions to evaluate."
+              options={missions.map((mission) => ({
+                value: String(mission.id),
+                label: `${mission.name} · ${formatMissionDate(mission.startDateTime)}`,
+              }))}
+            />
           </div>
 
           <div className="flex flex-col gap-1.5">
diff --git a/src/components/frontend/profile/PromoteButton.tsx b/src/components/frontend/profile/PromoteButton.tsx
index 3160250..ee97be3 100644
--- a/src/components/frontend/profile/PromoteButton.tsx
+++ b/src/components/frontend/profile/PromoteButton.tsx
@@ -3,6 +3,7 @@
 import { useState } from "react";
 import { useRouter } from "next/navigation";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
 import {
   Dialog,
   DialogContent,
@@ -11,13 +12,6 @@ import {
   DialogHeader,
   DialogTitle,
 } from "@/components/ui/dialog";
-import {
-  Select,
-  SelectContent,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
 import { promoteMember } from "@/app/(frontend)/profile/[username]/actions";
 import { ArrowUpIcon, Loader2Icon, MedalIcon } from "lucide-react";
 import { toast } from "sonner";
@@ -97,21 +91,16 @@ export function PromoteButton({ username, currentRankName, targetRanks }: Promot
             </DialogDescription>
           </DialogHeader>
           <div className="flex flex-col gap-2">
-            <Select
+            <Combobox
               value={selectedRankId != null ? String(selectedRankId) : undefined}
               onValueChange={(v) => setRankId(Number(v))}
-            >
-              <SelectTrigger>
-                <SelectValue placeholder="Select a rank" />
-              </SelectTrigger>
-              <SelectContent>
-                {targetRanks.map((r) => (
-                  <SelectItem key={r.id} value={String(r.id)}>
-                    {r.name}
-                  </SelectItem>
-                ))}
-              </SelectContent>
-            </Select>
+              placeholder="Select a rank"
+              searchPlaceholder="Search ranks..."
+              options={targetRanks.map((r) => ({
+                value: String(r.id),
+                label: r.name,
+              }))}
+            />
             {error && <p className="text-sm text-red-500">{error}</p>}
           </div>
           <DialogFooter>
@@ -127,4 +116,4 @@ export function PromoteButton({ username, currentRankName, targetRanks }: Promot
       </Dialog>
     </section>
   );
-}
\ No newline at end of file
+}
diff --git a/src/components/frontend/projects/KanbanFilters.tsx b/src/components/frontend/projects/KanbanFilters.tsx
index 6141c95..99eff58 100644
--- a/src/components/frontend/projects/KanbanFilters.tsx
+++ b/src/components/frontend/projects/KanbanFilters.tsx
@@ -1,8 +1,11 @@
 "use client";
 
+import { useState } from "react";
 import { TagsIcon } from "lucide-react";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
+import { Combobox } from "@/components/ui/combobox";
+import { Input } from "@/components/ui/input";
 import {
   DropdownMenu,
   DropdownMenuCheckboxItem,
@@ -11,15 +14,6 @@ import {
   DropdownMenuSeparator,
   DropdownMenuTrigger,
 } from "@/components/ui/dropdown-menu";
-import {
-  Select,
-  SelectContent,
-  SelectGroup,
-  SelectItem,
-  SelectLabel,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select";
 import type { KanbanFiltersProps, SprintFilter } from "./KanbanBoard";
 
 function sprintFilterValue(value: string): SprintFilter {
@@ -29,7 +23,9 @@ function sprintFilterValue(value: string): SprintFilter {
 }
 
 function activeSprints(sprints: KanbanFiltersProps["sprints"]) {
-  const active = sprints.filter((sprint) => ["planned", "active", "in_progress"].includes(sprint.status));
+  const active = sprints.filter((sprint) =>
+    ["planned", "active", "in_progress"].includes(sprint.status),
+  );
   return active.length > 0 ? active : sprints;
 }
 
@@ -43,6 +39,12 @@ export function KanbanFilters({
 }: KanbanFiltersProps) {
   const selectedLabelCount = selectedLabelIds.length;
   const sprintOptions = activeSprints(sprints);
+  const [labelQuery, setLabelQuery] = useState("");
+  const [labelsOpen, setLabelsOpen] = useState(false);
+  const labelNeedle = labelQuery.trim().toLowerCase();
+  const visibleLabels = labelNeedle
+    ? labels.filter((label) => label.name.toLowerCase().includes(labelNeedle))
+    : labels;
   const sprintLabel =
     sprintFilter === "all"
       ? "All sprints"
@@ -50,27 +52,23 @@ export function KanbanFilters({
 
   return (
     <div className="flex flex-wrap items-center gap-2">
-      <Select
+      <Combobox
         value={String(sprintFilter)}
         onValueChange={(value) => onSprintFilterChange(sprintFilterValue(value))}
-      >
-        <SelectTrigger className="w-[190px]" aria-label="Filter by sprint">
-          <SelectValue placeholder={sprintLabel ?? "Select sprint"} />
-        </SelectTrigger>
-        <SelectContent>
-          <SelectGroup>
-            <SelectLabel>Sprint</SelectLabel>
-            <SelectItem value="all">All sprints</SelectItem>
-            {sprintOptions.map((sprint) => (
-              <SelectItem key={sprint.id} value={String(sprint.id)}>
-                {sprint.name}
-              </SelectItem>
-            ))}
-          </SelectGroup>
-        </SelectContent>
-      </Select>
+        className="w-[190px]"
+        aria-label="Filter by sprint"
+        placeholder={sprintLabel ?? "Select sprint"}
+        searchPlaceholder="Search sprints..."
+        options={[
+          { value: "all", label: "All sprints" },
+          ...sprintOptions.map((sprint) => ({
+            value: String(sprint.id),
+            label: sprint.name,
+          })),
+        ]}
+      />
 
-      <DropdownMenu>
+      <DropdownMenu open={labelsOpen} onOpenChange={setLabelsOpen}>
         <DropdownMenuTrigger asChild>
           <Button variant="outline" size="sm" aria-label="Filter by label">
             <TagsIcon data-icon="inline-start" />
@@ -81,10 +79,22 @@ export function KanbanFilters({
         <DropdownMenuContent align="start" className="w-56">
           <DropdownMenuLabel>Filter by label</DropdownMenuLabel>
           <DropdownMenuSeparator />
+          <div className="px-2 pb-1.5">
+            <Input
+              value={labelQuery}
+              onChange={(event) => setLabelQuery(event.target.value)}
+              placeholder="Search labels..."
+              className="h-7 text-xs"
+            />
+          </div>
           {labels.length === 0 ? (
             <span className="block px-2 py-1.5 text-sm text-muted-foreground">No labels yet</span>
+          ) : visibleLabels.length === 0 ? (
+            <span className="block px-2 py-1.5 text-sm text-muted-foreground">
+              No matching labels
+            </span>
           ) : (
-            labels.map((label) => (
+            visibleLabels.map((label) => (
               <DropdownMenuCheckboxItem
                 key={label.id}
                 checked={selectedLabelIds.includes(label.id)}
diff --git a/src/components/frontend/storage/EventLedger.tsx b/src/components/frontend/storage/EventLedger.tsx
index a96227c..066e270 100644
--- a/src/components/frontend/storage/EventLedger.tsx
+++ b/src/components/frontend/storage/EventLedger.tsx
@@ -11,6 +11,7 @@ import {
   DropdownMenuContent,
   DropdownMenuTrigger,
 } from "@/components/ui/dropdown-menu";
+import { Input } from "@/components/ui/input";
 
 interface LogEntry {
   id: number;
@@ -37,6 +38,8 @@ export function EventLedger({
   const [loading, setLoading] = useState(true);
   const [selectedTypes, setSelectedTypes] = useState<Set<string>>(new Set());
   const [currentUserId, setCurrentUserId] = useState<number | null>(null);
+  const [typeQuery, setTypeQuery] = useState("");
+  const [filterMenuOpen, setFilterMenuOpen] = useState(false);
   const initialDone = useRef(false);
 
   const eventTypes = useMemo(() => {
@@ -44,6 +47,11 @@ export function EventLedger({
     return Array.from(set).sort();
   }, [entries]);
 
+  const typeNeedle = typeQuery.trim().toLowerCase();
+  const visibleTypes = typeNeedle
+    ? eventTypes.filter((t) => formatType(t).toLowerCase().includes(typeNeedle))
+    : eventTypes;
+
   const filtered = useMemo(
     () => (selectedTypes.size === 0 ? entries : entries.filter((e) => selectedTypes.has(e.type))),
     [entries, selectedTypes],
@@ -138,7 +146,13 @@ export function EventLedger({
       </ItemHeader>
       <ItemContent>
         {eventTypes.length > 1 && (
-          <DropdownMenu>
+          <DropdownMenu
+            open={filterMenuOpen}
+            onOpenChange={(next) => {
+              setFilterMenuOpen(next);
+              if (!next) setTypeQuery("");
+            }}
+          >
             <span className="text-xs text-muted-foreground">Filter event logs...</span>
             <DropdownMenuTrigger asChild>
               <button
@@ -148,22 +162,39 @@ export function EventLedger({
                 {dropdownLabel}
               </button>
             </DropdownMenuTrigger>
-            <DropdownMenuContent align="start">
+            <DropdownMenuContent align="start" className="w-60">
+              <div className="p-1.5">
+                <Input
+                  value={typeQuery}
+                  onChange={(event) => setTypeQuery(event.target.value)}
+                  placeholder="Search event types..."
+                  className="h-7 rounded-none text-xs"
+                />
+              </div>
               <DropdownMenuCheckboxItem
                 checked={selectedTypes.size === 0}
                 onCheckedChange={() => setSelectedTypes(new Set())}
+                onSelect={(event) => event.preventDefault()}
               >
                 All
               </DropdownMenuCheckboxItem>
-              {eventTypes.map((t) => (
-                <DropdownMenuCheckboxItem
-                  key={t}
-                  checked={selectedTypes.has(t)}
-                  onCheckedChange={() => toggleType(t)}
-                >
-                  {formatType(t)}
-                </DropdownMenuCheckboxItem>
-              ))}
+              <div className="max-h-64 overflow-y-auto">
+                {visibleTypes.map((t) => (
+                  <DropdownMenuCheckboxItem
+                    key={t}
+                    checked={selectedTypes.has(t)}
+                    onCheckedChange={() => toggleType(t)}
+                    onSelect={(event) => event.preventDefault()}
+                  >
+                    {formatType(t)}
+                  </DropdownMenuCheckboxItem>
+                ))}
+                {visibleTypes.length === 0 && (
+                  <div className="px-2 py-3 text-center text-xs text-muted-foreground">
+                    No matches
+                  </div>
+                )}
+              </div>
             </DropdownMenuContent>
           </DropdownMenu>
         )}
diff --git a/src/components/frontend/storage/ManageStorageDialog.tsx b/src/components/frontend/storage/ManageStorageDialog.tsx
index c9623bf..40017c3 100644
--- a/src/components/frontend/storage/ManageStorageDialog.tsx
+++ b/src/components/frontend/storage/ManageStorageDialog.tsx
@@ -9,6 +9,7 @@ import {
   DialogHeader,
   DialogTitle,
 } from "@/components/ui/dialog";
+import { Combobox } from "@/components/ui/combobox";
 import {
   Select,
   SelectContent,
@@ -508,21 +509,20 @@ export function ManageStorageDialog({
             <div className="flex flex-col gap-2">
               <Label>Transport Vehicle</Label>
               {availableVehicles.length > 0 ? (
-                <Select value={shipmentVehicleId} onValueChange={setShipmentVehicleId}>
-                  <SelectTrigger>
-                    <SelectValue placeholder="Select a vehicle..." />
-                  </SelectTrigger>
-                  <SelectContent>
-                    {availableVehicles.map((v) => {
-                      const vType = typeof v.type === "object" ? v.type : null;
-                      return (
-                        <SelectItem key={v.id} value={String(v.id)}>
-                          {v.name} ({vType?.name ?? "Unknown"}), {v.currentFuel?.toFixed(0)} fuel
-                        </SelectItem>
-                      );
-                    })}
-                  </SelectContent>
-                </Select>
+                <Combobox
+                  value={shipmentVehicleId}
+                  onValueChange={setShipmentVehicleId}
+                  placeholder="Select a vehicle..."
+                  searchPlaceholder="Search vehicles..."
+                  emptyMessage="No vehicles with range."
+                  options={availableVehicles.map((v) => {
+                    const vType = typeof v.type === "object" ? v.type : null;
+                    return {
+                      value: String(v.id),
+                      label: `${v.name} (${vType?.name ?? "Unknown"}), ${v.currentFuel?.toFixed(0)} fuel`,
+                    };
+                  })}
+                />
               ) : (
                 <div className="flex items-center gap-2 p-3 rounded-md border border-amber-500/30 bg-amber-500/5 text-sm text-amber-400">
                   <TruckIcon className="size-4 shrink-0" />
@@ -684,7 +684,7 @@ export function ManageStorageDialog({
                 <TabsContent value="deposit" className="flex flex-col gap-4 pt-4">
                   <div className="flex flex-col gap-2">
                     <Label>Resource</Label>
-                    <Select
+                    <Combobox
                       value={depositResourceId}
                       onValueChange={(val) => {
                         setDepositResourceId(val);
@@ -692,29 +692,20 @@ export function ManageStorageDialog({
                           clampAmount(depositAmount, getDepositLimitInfoFor(val)?.max),
                         );
                       }}
-                    >
-                      <SelectTrigger>
-                        <SelectValue placeholder="Select a resource..." />
-                      </SelectTrigger>
-                      <SelectContent>
-                        {allResources
-                          .filter((r) => isResourceAllowed(r.id))
-                          .map((resource) => {
-                            const cap = getAllowedDepositCap(resource.id);
-                            return (
-                              <SelectItem key={resource.id} value={String(resource.id)}>
-                                {resource.name}
-                                {cap !== undefined && (
-                                  <span className="text-muted-foreground">
-                                    {" "}
-                                    ({cap.toLocaleString()} max)
-                                  </span>
-                                )}
-                              </SelectItem>
-                            );
-                          })}
-                      </SelectContent>
-                    </Select>
+                      placeholder="Select a resource..."
+                      searchPlaceholder="Search resources..."
+                      emptyMessage="Nothing may be deposited here."
+                      options={allResources
+                        .filter((r) => isResourceAllowed(r.id))
+                        .map((resource) => {
+                          const cap = getAllowedDepositCap(resource.id);
+                          return {
+                            value: String(resource.id),
+                            label: resource.name,
+                            hint: cap !== undefined ? `${cap.toLocaleString()} max` : undefined,
+                          };
+                        })}
+                    />
                   </div>
                   <div className="flex flex-col gap-2">
                     <Label>Amount</Label>
@@ -754,30 +745,27 @@ export function ManageStorageDialog({
                 <TabsContent value="withdraw" className="flex flex-col gap-4 pt-4">
                   <div className="flex flex-col gap-2">
                     <Label>Resource</Label>
-                    <Select
+                    <Combobox
                       value={withdrawResourceId}
                       onValueChange={(val) => {
                         setWithdrawResourceId(val);
                         const stored = findStoredResource(val);
                         setWithdrawAmount(clampAmount(withdrawAmount, stored?.amount));
                       }}
-                    >
-                      <SelectTrigger>
-                        <SelectValue placeholder="Select a resource..." />
-                      </SelectTrigger>
-                      <SelectContent>
-                        {storedResources.map((entry) => {
+                      placeholder="Select a resource..."
+                      searchPlaceholder="Search resources..."
+                      emptyMessage="Nothing stored yet."
+                      options={storedResources
+                        .map((entry) => {
                           const resource = entry.resource as Resource;
                           if (!resource || typeof resource === "number") return null;
-                          return (
-                            <SelectItem key={entry.id ?? resource.id} value={String(resource.id)}>
-                              {resource.name} ({entry.amount.toLocaleString()}{" "}
-                              {pluralize(entry.amount, resource.unitOfMeasure)})
-                            </SelectItem>
-                          );
-                        })}
-                      </SelectContent>
-                    </Select>
+                          return {
+                            value: String(resource.id),
+                            label: `${resource.name} (${entry.amount.toLocaleString()} ${pluralize(entry.amount, resource.unitOfMeasure)})`,
+                          };
+                        })
+                        .filter((option) => option !== null)}
+                    />
                   </div>
                   <div className="flex flex-col gap-2">
                     <Label>Amount</Label>
@@ -817,51 +805,43 @@ export function ManageStorageDialog({
                 <TabsContent value="transfer" className="flex flex-col gap-4 pt-4">
                   <div className="flex flex-col gap-2">
                     <Label>Destination</Label>
-                    <Select
+                    <Combobox
                       value={transferToId}
                       onValueChange={(val) => {
                         setTransferToId(val);
                         setTransferAmount(clampAmount(transferAmount, getTransferMaxFor(val)));
                       }}
-                    >
-                      <SelectTrigger>
-                        <SelectValue placeholder="Select a structure..." />
-                      </SelectTrigger>
-                      <SelectContent>
-                        {allStructures.map((s) => (
-                          <SelectItem key={s.id} value={String(s.id)}>
-                            {s.name}
-                          </SelectItem>
-                        ))}
-                      </SelectContent>
-                    </Select>
+                      placeholder="Select a structure..."
+                      searchPlaceholder="Search structures..."
+                      options={allStructures.map((s) => ({
+                        value: String(s.id),
+                        label: s.name,
+                      }))}
+                    />
                   </div>
                   <div className="flex flex-col gap-2">
                     <Label>Resource</Label>
-                    <Select
+                    <Combobox
                       value={transferResourceId}
                       onValueChange={(val) => {
                         setTransferResourceId(val);
                         const stored = findStoredResource(val);
                         setTransferAmount(clampAmount(transferAmount, stored?.amount));
                       }}
-                    >
-                      <SelectTrigger>
-                        <SelectValue placeholder="Select a resource..." />
-                      </SelectTrigger>
-                      <SelectContent>
-                        {storedResources.map((entry) => {
+                      placeholder="Select a resource..."
+                      searchPlaceholder="Search resources..."
+                      emptyMessage="Nothing stored yet."
+                      options={storedResources
+                        .map((entry) => {
                           const resource = entry.resource as Resource;
                           if (!resource || typeof resource === "number") return null;
-                          return (
-                            <SelectItem key={entry.id ?? resource.id} value={String(resource.id)}>
-                              {resource.name} ({entry.amount.toLocaleString()}{" "}
-                              {pluralize(entry.amount, resource.unitOfMeasure)})
-                            </SelectItem>
-                          );
-                        })}
-                      </SelectContent>
-                    </Select>
+                          return {
+                            value: String(resource.id),
+                            label: `${resource.name} (${entry.amount.toLocaleString()} ${pluralize(entry.amount, resource.unitOfMeasure)})`,
+                          };
+                        })
+                        .filter((option) => option !== null)}
+                    />
                   </div>
                   <div className="flex flex-col gap-2">
                     <Label>Amount</Label>
diff --git a/src/components/ui/combobox.tsx b/src/components/ui/combobox.tsx
new file mode 100644
index 0000000..8e9eacc
--- /dev/null
+++ b/src/components/ui/combobox.tsx
@@ -0,0 +1,122 @@
+"use client";
+
+import * as React from "react";
+import { Check, ChevronDown } from "lucide-react";
+
+import { cn } from "@/lib/utils";
+import {
+  Command,
+  CommandEmpty,
+  CommandGroup,
+  CommandInput,
+  CommandItem,
+  CommandList,
+} from "@/components/ui/command";
+import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover";
+
+export interface ComboboxOption {
+  value: string;
+  label: string;
+  /** Optional secondary line rendered under the label. */
+  hint?: string;
+  /** Disabled options render muted and cannot be selected. */
+  disabled?: boolean;
+}
+
+interface ComboboxProps extends React.ComponentPropsWithoutRef<"button"> {
+  value?: string;
+  onValueChange: (value: string) => void;
+  options: ComboboxOption[];
+  placeholder?: string;
+  searchPlaceholder?: string;
+  emptyMessage?: string;
+  /** Trigger sizing classes (the dropdown keeps the trigger's width). */
+  className?: string;
+  /** Popover content classes. */
+  contentClassName?: string;
+}
+
+/**
+ * Searchable single-value dropdown (Popover + cmdk), a drop-in replacement for
+ * ui/select wherever the item list is data-driven and can grow long. The
+ * popover stays as wide as the trigger and the list scrolls at 16rem.
+ */
+function Combobox({
+  value,
+  onValueChange,
+  options,
+  placeholder = "Select...",
+  searchPlaceholder = "Search...",
+  emptyMessage = "No matches.",
+  disabled = false,
+  className,
+  contentClassName,
+  ...rest
+}: ComboboxProps) {
+  const [open, setOpen] = React.useState(false);
+  const selected = options.find((option) => option.value === value);
+
+  return (
+    <Popover open={open} onOpenChange={setOpen}>
+      <PopoverTrigger
+        disabled={disabled}
+        role="combobox"
+        aria-expanded={open}
+        className={cn(
+          "flex h-9 w-full items-center justify-between gap-2 rounded-md border border-input bg-transparent px-3 py-2 text-sm whitespace-nowrap shadow-xs outline-none",
+          "focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px]",
+          "aria-invalid:border-destructive aria-invalid:ring-destructive/20",
+          "disabled:cursor-not-allowed disabled:opacity-50",
+          !selected && "text-muted-foreground",
+          className,
+        )}
+        {...rest}
+      >
+        <span className="truncate">{selected ? selected.label : placeholder}</span>
+        <ChevronDown className="size-4 shrink-0 opacity-50" aria-hidden />
+      </PopoverTrigger>
+      <PopoverContent
+        className={cn("w-[var(--radix-popover-trigger-width)] p-0", contentClassName)}
+        align="start"
+      >
+        <Command>
+          <CommandInput placeholder={searchPlaceholder} />
+          <CommandList className="max-h-64">
+            <CommandEmpty>{emptyMessage}</CommandEmpty>
+            <CommandGroup>
+              {options.map((option) => (
+                <CommandItem
+                  key={option.value}
+                  value={`${option.label} ${option.value}`}
+                  disabled={option.disabled}
+                  onSelect={() => {
+                    onValueChange(option.value);
+                    setOpen(false);
+                  }}
+                >
+                  <Check
+                    className={cn(
+                      "mr-1 size-4",
+                      option.value === value ? "opacity-100" : "opacity-0",
+                    )}
+                    aria-hidden
+                  />
+                  <span className="min-w-0">
+                    <span className="block truncate">{option.label}</span>
+                    {option.hint && (
+                      <span className="block truncate text-xs text-muted-foreground">
+                        {option.hint}
+                      </span>
+                    )}
+                  </span>
+                </CommandItem>
+              ))}
+            </CommandGroup>
+          </CommandList>
+        </Command>
+      </PopoverContent>
+    </Popover>
+  );
+}
+
+export { Combobox };