diff --git a/apps/api/src/lib/cascade.ts b/apps/api/src/lib/cascade.ts
index ea9f66e..a4c8ae1 100644
--- a/apps/api/src/lib/cascade.ts
+++ b/apps/api/src/lib/cascade.ts
@@ -1,4 +1,4 @@
-import { eq, and, gt, gte, lt, ne, or, asc } from "@groombook/db";
+import { eq, and, gt, or, asc } from "@groombook/db";
 import { appointments, clients, pets, services, staff, type Db } from "@groombook/db";
 import { resolveBufferMinutes } from "./buffer.js";
 import { sendEmail, buildRescheduleNotificationEmail } from "../services/email.js";
@@ -53,12 +53,12 @@ export async function detectAndCascadeOverrun({
   db,
   overrunningAppointmentId,
   newEndTime,
-  originalEndTime,
+  _originalEndTime,
 }: {
   db: Db;
   overrunningAppointmentId: string;
   newEndTime: Date;
-  originalEndTime: Date;
+  _originalEndTime: Date;
 }): Promise<CascadeResult> {
   const result: CascadeResult = { shifted: [], flaggedForReview: [] };
 
@@ -178,16 +178,16 @@ export async function detectAndCascadeOverrun({
 export function isOverrun({
   originalEndTime,
   newEndTime,
-  originalStartTime,
-  newStartTime,
+  _originalStartTime,
+  _newStartTime,
   status,
   currentTime,
   bufferMinutes,
 }: {
   originalEndTime: Date;
   newEndTime: Date;
-  originalStartTime: Date;
-  newStartTime?: Date;
+  _originalStartTime: Date;
+  _newStartTime?: Date;
   status: string;
   currentTime: Date;
   bufferMinutes: number;
diff --git a/apps/api/src/routes/appointments.ts b/apps/api/src/routes/appointments.ts
index af171d2..46a36c2 100644
--- a/apps/api/src/routes/appointments.ts
+++ b/apps/api/src/routes/appointments.ts
@@ -700,7 +700,7 @@ appointmentsRouter.patch(
         isOverrun({
           originalEndTime,
           newEndTime: new Date(updateFields.endTime),
-          originalStartTime: row.startTime,
+          _originalStartTime: row.startTime,
           status: row.status,
           currentTime: new Date(),
           bufferMinutes: row.bufferMinutes ?? 0,
@@ -710,7 +710,7 @@ appointmentsRouter.patch(
           db,
           overrunningAppointmentId: id,
           newEndTime: new Date(updateFields.endTime),
-          originalEndTime,
+          _originalEndTime: originalEndTime,
         });
         return c.json({ ...row, cascade: cascadeResult });
       }
diff --git a/apps/api/src/routes/book.ts b/apps/api/src/routes/book.ts
index 3fb61c9..bd6fa67 100644
--- a/apps/api/src/routes/book.ts
+++ b/apps/api/src/routes/book.ts
@@ -44,7 +44,6 @@ bookRouter.get("/availability", async (c) => {
   const serviceId = c.req.query("serviceId");
   const dateStr = c.req.query("date");
   const petSizeCategory = c.req.query("petSizeCategory") ?? undefined;
-  const petCoatType = c.req.query("petCoatType") ?? undefined;
 
   if (!serviceId || !dateStr) {
     return c.json({ error: "serviceId and date are required" }, 400);
diff --git a/apps/web/src/pages/Book.tsx b/apps/web/src/pages/Book.tsx
index 119d2de..885eb2b 100644
--- a/apps/web/src/pages/Book.tsx
+++ b/apps/web/src/pages/Book.tsx
@@ -515,7 +515,7 @@ export function BookPage() {
                     <option value="small">Small (under 15 lbs)</option>
                     <option value="medium">Medium (15–40 lbs)</option>
                     <option value="large">Large (40–80 lbs)</option>
-                    <option value="x-large">X-Large (over 80 lbs)</option>
+                    <option value="xlarge">X-Large (over 80 lbs)</option>
                   </select>
                 </div>
                 <div>
@@ -568,7 +568,7 @@ export function BookPage() {
               <div>
                 <div style={{ color: "#9ca3af", fontSize: 12, fontWeight: 600, textTransform: "uppercase" }}>Service</div>
                 <div style={{ fontWeight: 600 }}>{selectedService.name}</div>
-                <div style={{ color: "#6b7280" }}>{fmtPrice(selectedService.basePriceCents)} · {fmtDuration(selectedService.durationMinutes + ((form.petSizeCategory === "large" || form.petSizeCategory === "x-large") ? (selectedService.defaultBufferMinutes ?? 0) : 0))}</div>
+                <div style={{ color: "#6b7280" }}>{fmtPrice(selectedService.basePriceCents)} · {fmtDuration(selectedService.durationMinutes + ((form.petSizeCategory === "large" || form.petSizeCategory === "xlarge") ? (selectedService.defaultBufferMinutes ?? 0) : 0))}</div>
               </div>
               <div>
                 <div style={{ color: "#9ca3af", fontSize: 12, fontWeight: 600, textTransform: "uppercase" }}>Date & Time</div>