new classification ui

internal/app/app_test.go

@@ -242,7 +242,7 @@ func TestCancelledPreviewRunProducesNoPreview(t *testing.T) {
 		}
 		time.Sleep(5 * time.Millisecond)
 	}
-	if _, err := a.ApplyPreview(context.Background(), start.ID, s.Revision, []string{"any"}); err == nil {
+	if _, err := a.ApplyPreview(context.Background(), start.ID, s.Revision, []string{"any"}, nil); err == nil {
 		t.Fatal("cancelled run produced an applicable preview")
 	}
 	after, err := a.Snapshot(context.Background())
@@ -334,7 +334,7 @@ func TestPreviewIsReadOnlySelectedApplyPreservesFactsAndOtherFields(t *testing.T
 		t.Fatal("preview mutated canonical records")
 	}
 	id := preview.Changes[0].ID
-	applied, err := a.ApplyPreview(context.Background(), preview.ID, preview.Revision, []string{id})
+	applied, err := a.ApplyPreview(context.Background(), preview.ID, preview.Revision, []string{id}, nil)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -356,7 +356,7 @@ func TestPreviewIsReadOnlySelectedApplyPreservesFactsAndOtherFields(t *testing.T
 			t.Fatal("unselected transaction changed")
 		}
 	}
-	if _, err = a.ApplyPreview(context.Background(), preview.ID, preview.Revision, []string{id}); err == nil {
+	if _, err = a.ApplyPreview(context.Background(), preview.ID, preview.Revision, []string{id}, nil); err == nil {
 		t.Fatal("consumed preview applied twice")
 	}
 }
@@ -375,7 +375,7 @@ func TestStalePreviewCannotOverwriteManualCorrection(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	if _, err = a.ApplyPreview(context.Background(), p.ID, p.Revision, []string{p.Changes[0].ID}); err == nil {
+	if _, err = a.ApplyPreview(context.Background(), p.ID, p.Revision, []string{p.Changes[0].ID}, nil); err == nil {
 		t.Fatal("stale preview overwrote manual edit")
 	}
 	after, err := a.Snapshot(context.Background())
@@ -410,13 +410,13 @@ func TestApplyPreviewSurvivesUnrelatedCommitsAndPartialApplies(t *testing.T) {
 	}); err != nil {
 		t.Fatal(err)
 	}
-	first, err := a.ApplyPreview(ctx, p.ID, p.Revision, []string{p.Changes[0].ID})
+	first, err := a.ApplyPreview(ctx, p.ID, p.Revision, []string{p.Changes[0].ID}, nil)
 	if err != nil {
 		t.Fatalf("unrelated commit invalidated the preview: %v", err)
 	}
 	// The partial apply moved the revision again; the remaining proposal must
 	// still apply without another paced provider run.
-	second, err := a.ApplyPreview(ctx, p.ID, p.Revision, []string{p.Changes[1].ID})
+	second, err := a.ApplyPreview(ctx, p.ID, p.Revision, []string{p.Changes[1].ID}, nil)
 	if err != nil {
 		t.Fatalf("partial apply consumed the remaining proposals: %v", err)
 	}
@@ -429,11 +429,62 @@ func TestApplyPreviewSurvivesUnrelatedCommitsAndPartialApplies(t *testing.T) {
 		}
 	}
 	// Both changes are consumed now; re-applying must fail, not double-write.
-	if _, err = a.ApplyPreview(ctx, p.ID, p.Revision, []string{p.Changes[0].ID}); err == nil {
+	if _, err = a.ApplyPreview(ctx, p.ID, p.Revision, []string{p.Changes[0].ID}, nil); err == nil {
 		t.Fatal("consumed change applied twice")
 	}
 }
 
+// A reviewer can correct a proposal before applying it: the corrected fields
+// land instead of the model's, provenance becomes manual, and an invalid or
+// unselected correction rejects the whole apply.
+func TestApplyPreviewHonoursReviewerEdits(t *testing.T) {
+	ctx := context.Background()
+	a, s := testApp(t)
+	s = seed(t, a, s)
+	s, err := a.Mutate(ctx, s.Revision, func(d *domain.Dataset) error {
+		d.Categories = append(d.Categories, domain.Category{ID: "dining", Name: "Dining", ParentID: "cat_expenses", Kind: "expense"})
+		return nil
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	mockClassifier(t, a)
+	p, err := runPreview(t, a, PreviewRequest{Revision: s.Revision, From: "2026-09-01", To: "2026-09-30", Model: "test/model", Fields: Fields{Category: true, Tags: true}})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if len(p.Changes) != 2 {
+		t.Fatalf("expected two proposed changes: %+v", p)
+	}
+	edited, other := p.Changes[0], p.Changes[1]
+	if _, err = a.ApplyPreview(ctx, p.ID, p.Revision, []string{edited.ID}, []EnrichmentEdit{{ID: edited.ID, CategoryID: "nonexistent", TagIDs: []string{}}}); err == nil {
+		t.Fatal("edit naming an unknown category was applied")
+	}
+	if _, err = a.ApplyPreview(ctx, p.ID, p.Revision, []string{edited.ID}, []EnrichmentEdit{{ID: other.ID, CategoryID: "dining", TagIDs: []string{}}}); err == nil {
+		t.Fatal("edit for an unselected transaction was accepted")
+	}
+	applied, err := a.ApplyPreview(ctx, p.ID, p.Revision, []string{edited.ID, other.ID}, []EnrichmentEdit{{ID: edited.ID, CategoryID: "dining", TagIDs: []string{"home"}}})
+	if err != nil {
+		t.Fatal(err)
+	}
+	for _, tx := range applied.Data.Transactions {
+		e := tx.Enrichment
+		switch tx.Facts.ID {
+		case edited.ID:
+			if e.CategoryID != "dining" || !reflect.DeepEqual(e.TagIDs, []string{"home"}) {
+				t.Fatalf("reviewer correction lost: %+v", e)
+			}
+			if e.Classification.Source != "manual" {
+				t.Fatalf("corrected change kept model provenance: %+v", e.Classification)
+			}
+		case other.ID:
+			if e.CategoryID != "groceries" || e.Classification.Source == "manual" {
+				t.Fatalf("uncorrected change altered: %+v", e)
+			}
+		}
+	}
+}
+
 // Imports auto-apply only what the model is sure about: a low-confidence
 // category lands on the editable fallback while the merchant link and the
 // recorded confidence survive for review in Analyse.

internal/app/reclassify.go

@@ -34,6 +34,16 @@ type Change struct {
 	Before       domain.Enrichment `json:"before"`
 	After        domain.Enrichment `json:"after"`
 }
+
+// EnrichmentEdit is a reviewer's correction to one proposal: it replaces the
+// proposed category and tags before the change is applied. A corrected
+// transaction is classified by the human, not the model, so its provenance
+// becomes manual and later runs treat it accordingly.
+type EnrichmentEdit struct {
+	ID         string   `json:"id"`
+	CategoryID string   `json:"category_id"`
+	TagIDs     []string `json:"tag_ids"`
+}
 type ClassificationError struct {
 	ID    string `json:"id"`
 	Error string `json:"error"`
@@ -329,7 +339,7 @@ func enrichmentEqual(a, b domain.Enrichment) bool {
 // invalidate the review; only a selected transaction whose own enrichment
 // changed since the preview snapshot conflicts. Applied changes are pruned so
 // the remaining proposals stay appliable without another paced provider run.
-func (a *App) ApplyPreview(ctx context.Context, id, rev string, ids []string) (State, error) {
+func (a *App) ApplyPreview(ctx context.Context, id, rev string, ids []string, edits []EnrichmentEdit) (State, error) {
 	a.mu.Lock()
 	defer a.mu.Unlock()
 	p, ok := a.previews[id]
@@ -357,6 +367,17 @@ func (a *App) ApplyPreview(ctx context.Context, id, rev string, ids []string) (S
 	if len(selected) == 0 {
 		return State{}, errors.New("select at least one change")
 	}
+	edited := map[string]EnrichmentEdit{}
+	for _, e := range edits {
+		if !selected[e.ID] {
+			return State{}, errors.New("edited transaction is not selected")
+		}
+		edited[e.ID] = e
+	}
+	// Edits are validated against the dataset the change will land in, which
+	// includes merchants this preview mints only when the change is applied.
+	validation := s.Data
+	validation.Merchants = append(append([]domain.Merchant{}, s.Data.Merchants...), p.NewMerchants...)
 	applied := 0
 	needed := map[string]bool{}
 	for i, t := range s.Data.Transactions {
@@ -367,8 +388,17 @@ func (a *App) ApplyPreview(ctx context.Context, id, rev string, ids []string) (S
 		if !enrichmentEqual(t.Enrichment, c.Before) {
 			return State{}, errors.New("revision conflict: a selected transaction changed after the preview; analyse it again")
 		}
-		s.Data.Transactions[i].Enrichment = c.After
+		after := c.After
-		needed[c.After.MerchantID] = true
+		if e, ok := edited[t.Facts.ID]; ok {
+			after.CategoryID = e.CategoryID
+			after.TagIDs = append([]string{}, e.TagIDs...)
+			after.Classification = domain.Provenance{Source: "manual", Timestamp: time.Now().UTC().Format(time.RFC3339)}
+			if err := domain.ValidateEnrichment(validation, t.Facts, after); err != nil {
+				return State{}, fmt.Errorf("edited classification for %s is invalid: %w", t.Facts.ID, err)
+			}
+		}
+		s.Data.Transactions[i].Enrichment = after
+		needed[after.MerchantID] = true
 		applied++
 	}
 	if applied != len(selected) {

internal/server/server.go

@@ -508,14 +508,15 @@ func (s *Server) previewProgress(w http.ResponseWriter, r *http.Request) {
 }
 func (s *Server) apply(w http.ResponseWriter, r *http.Request) {
 	var b struct {
-		ID             string   `json:"id"`
+		ID             string               `json:"id"`
-		Revision       string   `json:"revision"`
+		Revision       string               `json:"revision"`
-		TransactionIDs []string `json:"transaction_ids"`
+		TransactionIDs []string             `json:"transaction_ids"`
+		Edits          []app.EnrichmentEdit `json:"edits"`
 	}
 	if !decode(w, r, &b) {
 		return
 	}
-	v, e := s.app.ApplyPreview(r.Context(), b.ID, b.Revision, b.TransactionIDs)
+	v, e := s.app.ApplyPreview(r.Context(), b.ID, b.Revision, b.TransactionIDs, b.Edits)
 	respond(w, v, e)
 }
 func (s *Server) cancel(w http.ResponseWriter, r *http.Request) {

web/src/Accounts.tsx

@@ -12,7 +12,7 @@ import {
 } from "lucide-react";
 import type { Account, Institution, PreparedImport, State } from "./api";
 import { localInstant, money, request } from "./api";
-import { Empty, ErrorMessage, Field, FormActions, Modal } from "./ui";
+import { Combobox, Empty, ErrorMessage, Field, FormActions, Modal } from "./ui";
 import type { Mutate } from "./ui";
 interface Balance {
   amount: string;
@@ -1110,8 +1110,6 @@ function InstitutionSelect({
 }) {
   const [institutions, setInstitutions] = useState<Institution[] | null>(null);
   const [loadError, setLoadError] = useState("");
-  const [open, setOpen] = useState(false);
-  const [query, setQuery] = useState("");
   useEffect(() => {
     setInstitutions(null);
     setLoadError("");
@@ -1147,90 +1145,32 @@ function InstitutionSelect({
         />
       </Field>
     );
-  const filter = query.trim().toLowerCase();
-  const matches = (institutions ?? []).filter((i) =>
-    i.name.toLowerCase().includes(filter),
-  );
-  const exact = filter
-    ? matches.find((i) => i.name.toLowerCase() === filter)
-    : undefined;
-  const shown = exact
-    ? [exact, ...matches.filter((i) => i !== exact).slice(0, 59)]
-    : matches.slice(0, 60);
   const selected = institutions?.find((i) => i.name === value);
   return (
     <Field
       label="Institution"
       hint="Choose your bank as listed by Enable Banking."
     >
-      <div className="bank-select">
+      <Combobox
-        <input
+        required
-          required
+        disabled={!institutions}
-          role="combobox"
+        options={(institutions ?? []).map((i) => ({
-          aria-expanded={open}
+          value: i.name,
-          aria-autocomplete="list"
+          label: i.name,
-          disabled={!institutions}
+          icon: i.logo ? (
-          value={open ? query : value}
+            <img src={i.logo} alt="" loading="lazy" />
-          placeholder={institutions ? "Search your bank" : "Loading banks…"}
+          ) : (
-          onFocus={() => {
+            <Landmark size={16} />
-            setQuery("");
+          ),
-            setOpen(true);
+        }))}
-          }}
+        value={value}
-          onChange={(e) => {
+        onChange={(name) =>
-            setQuery(e.target.value);
+          onChange(name, institutions?.find((i) => i.name === name)?.psu_types)
-            setOpen(true);
+        }
-          }}
+        placeholder={institutions ? "Search your bank" : "Loading banks…"}
-          onBlur={() => setOpen(false)}
+        adornment={selected?.logo ? <img src={selected.logo} alt="" /> : null}
-          onKeyDown={(e) => {
+        emptyText="No banks match your search."
-            if (e.key === "Escape") setOpen(false);
+      />
-            if (e.key === "Enter" && open) {
-              e.preventDefault();
-              if (shown.length === 1) {
-                onChange(shown[0].name, shown[0].psu_types);
-                setOpen(false);
-              }
-            }
-          }}
-        />
-        {selected?.logo && !open && (
-          <img className="bank-selected-logo" src={selected.logo} alt="" />
-        )}
-        {open && institutions && (
-          <ul className="bank-options" role="listbox">
-            {shown.map((i) => (
-              <li key={i.name}>
-                <button
-                  type="button"
-                  className="bank-option"
-                  role="option"
-                  aria-selected={i.name === value}
-                  onMouseDown={(e) => e.preventDefault()}
-                  onClick={() => {
-                    onChange(i.name, i.psu_types);
-                    setOpen(false);
-                  }}
-                >
-                  {i.logo ? (
-                    <img src={i.logo} alt="" loading="lazy" />
-                  ) : (
-                    <Landmark size={16} />
-                  )}
-                  <span>{i.name}</span>
-                </button>
-              </li>
-            ))}
-            {shown.length === 0 && (
-              <li className="bank-empty">No banks match “{query}”.</li>
-            )}
-            {matches.length > shown.length && (
-              <li className="bank-empty">
-                {matches.length - shown.length} more — keep typing to narrow
-                down.
-              </li>
-            )}
-          </ul>
-        )}
-      </div>
     </Field>
   );
 }

web/src/Classification.tsx

@@ -1,5 +1,12 @@
 import { useEffect, useRef, useState } from "react";
-import { Sparkles, ShieldCheck, Check, X, ArrowRight } from "lucide-react";
+import {
+  Sparkles,
+  ShieldCheck,
+  Check,
+  X,
+  ArrowRight,
+  RotateCcw,
+} from "lucide-react";
 import type {
   Dataset,
   Enrichment,
@@ -9,6 +16,7 @@ import type {
 } from "./api";
 import { categoryPath, money, request } from "./api";
 import {
+  Combobox,
   DateField,
   Empty,
   ErrorMessage,
@@ -39,6 +47,9 @@ export function Classification({
   const [confirm, setConfirm] = useState(false);
   const [running, setRunning] = useState<PreviewProgress | null>(null);
   const runStart = useRef({ time: 0, analysed: 0 });
+  // Reviewer corrections to proposals, keyed by transaction id. A correction
+  // that matches the proposal again is dropped, so presence means "edited".
+  const [edits, setEdits] = useState<Record<string, CorrectionValue>>({});
   const finalize = (result: Preview) => {
     result.changes ??= [];
     result.errors ??= [];
@@ -58,6 +69,7 @@ export function Classification({
         (confidenceRank[b.after.classification.confidence || "low"] ?? 0),
     );
     setPreview(result);
+    setEdits({});
     setSelected(
       result.changes
         .filter((change) => change.after.classification.confidence !== "low")
@@ -129,6 +141,7 @@ export function Classification({
       setRunning(null);
       setPreview(null);
       setSelected([]);
+      setEdits({});
     } catch (err) {
       setError(err instanceof Error ? err.message : String(err));
     } finally {
@@ -141,6 +154,34 @@ export function Classification({
         merchants: [...state.data.merchants, ...preview.new_merchants],
       }
     : state.data;
+  // The value a change will be applied with: the reviewer's correction when
+  // one exists, otherwise the model's proposal.
+  const effective = (change: Preview["changes"][number]): CorrectionValue =>
+    edits[change.id] ?? {
+      category_id: change.after.category_id || "",
+      tag_ids: change.after.tag_ids,
+    };
+  const correct = (
+    change: Preview["changes"][number],
+    value: CorrectionValue,
+  ) => {
+    const proposal = change.after;
+    const same =
+      value.category_id === (proposal.category_id || "") &&
+      value.tag_ids.length === proposal.tag_ids.length &&
+      value.tag_ids.every((id) => proposal.tag_ids.includes(id));
+    setEdits((prev) => {
+      const next = { ...prev };
+      if (same) delete next[change.id];
+      else next[change.id] = value;
+      return next;
+    });
+    // Correcting a row is a decision to apply it.
+    if (!same)
+      setSelected((ids) =>
+        ids.includes(change.id) ? ids : [...ids, change.id],
+      );
+  };
   return (
     <>
       <div className="section-heading">
@@ -372,7 +413,9 @@ export function Classification({
               <div>
                 <h3>Review changes</h3>
                 <p>
-                  {selected.length} of {preview.changes.length} selected
+                  {selected.length} of {preview.changes.length} selected —
+                  correct any proposed category or tags in place; corrections
+                  are recorded as manual classifications.
                 </p>
               </div>
               <div className="row-actions">
@@ -395,12 +438,13 @@ export function Classification({
             {preview.changes.length ? (
               <div className="preview-list">
                 {preview.changes.map((change) => (
-                  <label
+                  <div
                     className={`preview-row ${selected.includes(change.id) ? "selected" : ""}`}
                     key={change.id}
                   >
                     <input
                       type="checkbox"
+                      aria-label={`Apply ${change.description || change.counterparty || change.id}`}
                       checked={selected.includes(change.id)}
                       disabled={busy}
                       onChange={(e) =>
@@ -430,14 +474,17 @@ export function Classification({
                           label="Before"
                         />
                         <ArrowRight size={18} />
-                        <EnrichmentView
+                        <CorrectionEditor
                           data={previewData}
-                          value={change.after}
+                          change={change}
-                          label="Proposed"
+                          value={effective(change)}
+                          edited={change.id in edits}
+                          disabled={busy}
+                          onChange={(value) => correct(change, value)}
                         />
                       </div>
                     </div>
-                  </label>
+                  </div>
                 ))}
               </div>
             ) : (
@@ -495,8 +542,19 @@ export function Classification({
             <p>
               This will replace the selected enrichment fields on{" "}
               <strong>{selected.length} transactions</strong> in one journal
-              commit. Unselected proposals will not be applied. Original bank
+              commit.
-              facts remain unchanged.
+              {selected.filter((id) => id in edits).length > 0 && (
+                <>
+                  {" "}
+                  <strong>
+                    {selected.filter((id) => id in edits).length}
+                  </strong>{" "}
+                  of them carry your corrections and will be recorded as manual
+                  classifications.
+                </>
+              )}{" "}
+              Unselected proposals will not be applied. Original bank facts
+              remain unchanged.
             </p>
             <ErrorMessage error={error} />
           </div>
@@ -519,6 +577,9 @@ export function Classification({
                     id: preview.id,
                     revision: preview.revision,
                     transaction_ids: selected,
+                    edits: selected
+                      .filter((id) => id in edits)
+                      .map((id) => ({ id, ...edits[id] })),
                   });
                   acceptState(
                     result,
@@ -532,6 +593,13 @@ export function Classification({
                       ? { ...preview, changes: remaining }
                       : null,
                   );
+                  setEdits((prev) =>
+                    Object.fromEntries(
+                      Object.entries(prev).filter(
+                        ([id]) => !selected.includes(id),
+                      ),
+                    ),
+                  );
                   setSelected([]);
                   setConfirm(false);
                 } catch (err) {
@@ -589,6 +657,128 @@ function EnrichmentView({
     </div>
   );
 }
+// CorrectionValue is the pair of fields a reviewer may correct on a proposal
+// before applying it. Merchants are minted by the model and stay read-only.
+interface CorrectionValue {
+  category_id: string;
+  tag_ids: string[];
+}
+// CorrectionEditor is the "Proposed" side of a review row, editable in place.
+// Category and tags are free-text inputs that autocomplete against the
+// existing taxonomy; the category list is limited to leaves of the change's
+// kind because that is what validation will accept.
+function CorrectionEditor({
+  data,
+  change,
+  value,
+  edited,
+  disabled,
+  onChange,
+}: {
+  data: Dataset;
+  change: Preview["changes"][number];
+  value: CorrectionValue;
+  edited: boolean;
+  disabled: boolean;
+  onChange: (value: CorrectionValue) => void;
+}) {
+  const categories = data.categories
+    .filter(
+      (c) =>
+        c.kind === change.after.kind &&
+        !data.categories.some((child) => child.parent_id === c.id),
+    )
+    .map((c) => ({ value: c.id, label: categoryPath(data, c.id) }));
+  const addable = data.tags
+    .filter((t) => !value.tag_ids.includes(t.id))
+    .map((t) => ({ value: t.id, label: t.name }));
+  return (
+    <div className="diff-value">
+      <div className="diff-edit-head">
+        <span className="eyebrow">Proposed{edited ? " · edited" : ""}</span>
+        {edited && (
+          <button
+            type="button"
+            className="button subtle"
+            disabled={disabled}
+            onClick={() =>
+              onChange({
+                category_id: change.after.category_id || "",
+                tag_ids: change.after.tag_ids,
+              })
+            }
+          >
+            <RotateCcw size={12} />
+            Reset
+          </button>
+        )}
+      </div>
+      <dl>
+        <div>
+          <dt>Merchant</dt>
+          <dd>
+            {change.after.merchant_id
+              ? data.merchants.find((m) => m.id === change.after.merchant_id)
+                  ?.name || `New merchant (${change.after.merchant_id})`
+              : "None"}
+          </dd>
+        </div>
+        <div>
+          <dt>Category</dt>
+          <dd>
+            <Combobox
+              options={categories}
+              value={value.category_id}
+              disabled={disabled}
+              onChange={(category_id) => onChange({ ...value, category_id })}
+              placeholder="Search categories"
+              emptyText="No matching category. Create it in Categories first."
+            />
+          </dd>
+        </div>
+        <div>
+          <dt>Tags</dt>
+          <dd>
+            <div className="tag-edit">
+              {value.tag_ids.map((id) => (
+                <button
+                  type="button"
+                  className="tag-chip"
+                  key={id}
+                  disabled={disabled}
+                  aria-label={`Remove tag ${data.tags.find((t) => t.id === id)?.name || id}`}
+                  onClick={() =>
+                    onChange({
+                      ...value,
+                      tag_ids: value.tag_ids.filter((t) => t !== id),
+                    })
+                  }
+                >
+                  {data.tags.find((t) => t.id === id)?.name || id}
+                  <X size={12} />
+                </button>
+              ))}
+              <Combobox
+                options={addable}
+                value=""
+                disabled={disabled || !addable.length}
+                onChange={(id) =>
+                  onChange({ ...value, tag_ids: [...value.tag_ids, id] })
+                }
+                placeholder={
+                  data.tags.length
+                    ? "Add tag"
+                    : "No tags yet — create them in Tags"
+                }
+                emptyText="No matching tag. Create it in Tags first."
+              />
+            </div>
+          </dd>
+        </div>
+      </dl>
+    </div>
+  );
+}
 // remainingEstimate projects the finish time from the pace observed since
 // this page attached to the run; the server paces provider requests, so the
 // first sample is meaningless and re-attaching mid-run must not count work

web/src/styles.css

@@ -1997,24 +1997,38 @@ footer span:first-child {
 .callback-details code {
   font-size: 10px;
 }
-.bank-select {
+.combo {
   position: relative;
 }
-.bank-select > input {
+.combo > input {
   width: 100%;
   padding-right: 40px;
+  border: 1px solid #dbe2ea;
+  border-radius: 5px;
+  min-height: 39px;
+  padding-top: 10px;
+  padding-bottom: 10px;
+  padding-left: 11px;
+  min-width: 0;
+  color: #33445a;
+  background: #fff;
+  font-weight: 400;
 }
-.bank-selected-logo {
+.combo-adornment {
   position: absolute;
   right: 11px;
   top: 50%;
   transform: translateY(-50%);
+  pointer-events: none;
+  display: flex;
+}
+.combo-adornment img,
+.combo-adornment svg {
   width: 22px;
   height: 22px;
   object-fit: contain;
-  pointer-events: none;
 }
-.bank-options {
+.combo-options {
   position: absolute;
   z-index: 30;
   top: calc(100% + 4px);
@@ -2030,7 +2044,7 @@ footer span:first-child {
   max-height: 264px;
   overflow-y: auto;
 }
-.bank-option {
+.combo-option {
   display: flex;
   width: 100%;
   align-items: center;
@@ -2044,23 +2058,73 @@ footer span:first-child {
   font-size: 13px;
   color: inherit;
 }
-.bank-option:hover,
+.combo-option:hover,
-.bank-option[aria-selected="true"] {
+.combo-option[aria-selected="true"] {
   background: #f0f7f4;
 }
-.bank-option img,
+.combo-option img,
-.bank-option svg {
+.combo-option svg {
   width: 22px;
   height: 22px;
   object-fit: contain;
   flex: none;
   color: var(--muted);
 }
-.bank-empty {
+.combo-empty {
   padding: 8px 10px;
   color: var(--muted);
   font-size: 12px;
 }
+/* The proposed side of a review row is editable in place: compact combobox
+   inputs so a correction fits the diff card, removable chips for tags. */
+.diff-value .combo > input {
+  min-height: 31px;
+  padding: 6px 24px 6px 9px;
+  font-size: 12px;
+}
+.diff-value .combo-option {
+  font-size: 12px;
+  padding: 6px 9px;
+}
+.diff-edit-head {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 8px;
+  min-height: 22px;
+}
+.diff-edit-head .button {
+  padding: 2px 8px;
+  font-size: 10px;
+}
+.tag-edit {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 6px;
+  align-items: center;
+}
+.tag-edit .combo {
+  flex: 1;
+  min-width: 130px;
+}
+.tag-chip {
+  display: inline-flex;
+  align-items: center;
+  gap: 5px;
+  border: 1px solid #cfe4da;
+  background: #fff;
+  color: #2c6d57;
+  border-radius: 20px;
+  padding: 3px 5px 3px 10px;
+  font-size: 11px;
+  font-weight: 600;
+}
+.tag-chip svg {
+  color: #7fa295;
+}
+.tag-chip:hover svg {
+  color: var(--danger);
+}
 .date-select {
   position: relative;
 }

web/src/ui.tsx

@@ -98,6 +98,109 @@ export function Field({
   );
 }
 
+export interface ComboOption {
+  value: string;
+  label: string;
+  icon?: ReactNode;
+}
+// Combobox is a free-text input that autocompletes against a fixed option
+// list: typing filters by label, Enter takes the exact or only match, and
+// picking an option reports its value. The caller keeps working with stable
+// ids while the user only ever sees names.
+export function Combobox({
+  options,
+  value,
+  onChange,
+  placeholder,
+  disabled = false,
+  required = false,
+  adornment,
+  emptyText = "No matches.",
+}: {
+  options: ComboOption[];
+  value: string;
+  onChange: (value: string) => void;
+  placeholder?: string;
+  disabled?: boolean;
+  required?: boolean;
+  adornment?: ReactNode;
+  emptyText?: string;
+}) {
+  const [open, setOpen] = useState(false);
+  const [query, setQuery] = useState("");
+  const filter = query.trim().toLowerCase();
+  const matches = options.filter((o) => o.label.toLowerCase().includes(filter));
+  const exact = filter
+    ? matches.find((o) => o.label.toLowerCase() === filter)
+    : undefined;
+  const shown = exact
+    ? [exact, ...matches.filter((o) => o !== exact).slice(0, 59)]
+    : matches.slice(0, 60);
+  const selected = options.find((o) => o.value === value);
+  const pick = (v: string) => {
+    onChange(v);
+    setOpen(false);
+  };
+  return (
+    <div className="combo">
+      <input
+        required={required}
+        role="combobox"
+        aria-expanded={open}
+        aria-autocomplete="list"
+        disabled={disabled}
+        value={open ? query : (selected?.label ?? value)}
+        placeholder={placeholder}
+        onFocus={() => {
+          setQuery("");
+          setOpen(true);
+        }}
+        onChange={(e) => {
+          setQuery(e.target.value);
+          setOpen(true);
+        }}
+        onBlur={() => setOpen(false)}
+        onKeyDown={(e) => {
+          if (e.key === "Escape") setOpen(false);
+          if (e.key === "Enter" && open) {
+            e.preventDefault();
+            const hit = exact ?? (shown.length === 1 ? shown[0] : undefined);
+            if (hit) pick(hit.value);
+          }
+        }}
+      />
+      {adornment && !open && (
+        <span className="combo-adornment">{adornment}</span>
+      )}
+      {open && (
+        <ul className="combo-options" role="listbox">
+          {shown.map((o) => (
+            <li key={o.value}>
+              <button
+                type="button"
+                className="combo-option"
+                role="option"
+                aria-selected={o.value === value}
+                onMouseDown={(e) => e.preventDefault()}
+                onClick={() => pick(o.value)}
+              >
+                {o.icon}
+                <span>{o.label}</span>
+              </button>
+            </li>
+          ))}
+          {shown.length === 0 && <li className="combo-empty">{emptyText}</li>}
+          {matches.length > shown.length && (
+            <li className="combo-empty">
+              {matches.length - shown.length} more — keep typing to narrow down.
+            </li>
+          )}
+        </ul>
+      )}
+    </div>
+  );
+}
+
 // Dates are handled as calendar days, never as instants: every helper works on
 // the ISO string's integer parts so a browser time zone can never shift a
 // booking date. "Sept" follows the four-letter form used in the journal UI.