Switch rolodex to vertical swipe (avoids Pixel back gesture conflict)

Swipe up/down instead of left/right. rotateX drum effect instead of
rotateY. ChevronUp/Down buttons. No horizontal touch tracking.

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

src/components/MobileRolodex.tsx

@@ -1,5 +1,5 @@
 import { useState, useRef } from 'react'
-import { Pencil, Trash2, ChevronLeft, ChevronRight } from 'lucide-react'
+import { Pencil, Trash2, ChevronUp, ChevronDown } from 'lucide-react'
 import type { Store } from '../types'
 import { RouteBadge } from './RouteBadge'
 import { TagChip } from './TagChip'
@@ -17,7 +17,7 @@ export function MobileRolodex({ stores, onEdit, onDelete }: Props) {
   const [dragOffset, setDragOffset] = useState(0)
   const touchStartX = useRef(0)
   const touchStartY = useRef(0)
-  const isHorizontalDrag = useRef<boolean | null>(null)
+  const isVerticalDrag = useRef<boolean | null>(null)
 
   const total = stores.length
 
@@ -29,7 +29,7 @@ export function MobileRolodex({ stores, onEdit, onDelete }: Props) {
   function onTouchStart(e: React.TouchEvent) {
     touchStartX.current = e.touches[0].clientX
     touchStartY.current = e.touches[0].clientY
-    isHorizontalDrag.current = null
+    isVerticalDrag.current = null
     setDragging(true)
   }
 
@@ -38,41 +38,41 @@ export function MobileRolodex({ stores, onEdit, onDelete }: Props) {
     const dy = e.touches[0].clientY - touchStartY.current
 
     // Determine drag axis on first significant move
-    if (isHorizontalDrag.current === null && (Math.abs(dx) > 4 || Math.abs(dy) > 4)) {
+    if (isVerticalDrag.current === null && (Math.abs(dx) > 4 || Math.abs(dy) > 4)) {
-      isHorizontalDrag.current = Math.abs(dx) > Math.abs(dy)
+      isVerticalDrag.current = Math.abs(dy) > Math.abs(dx)
     }
 
-    if (isHorizontalDrag.current) {
+    if (isVerticalDrag.current) {
       e.preventDefault()
       // Dampen drag at edges
-      const atStart = index === 0 && dx > 0
+      const atStart = index === 0 && dy > 0
-      const atEnd = index === total - 1 && dx < 0
+      const atEnd = index === total - 1 && dy < 0
-      setDragOffset(atStart || atEnd ? dx * 0.2 : dx)
+      setDragOffset(atStart || atEnd ? dy * 0.2 : dy)
     }
   }
 
   function onTouchEnd() {
     setDragging(false)
-    if (isHorizontalDrag.current && Math.abs(dragOffset) > 60) {
+    if (isVerticalDrag.current && Math.abs(dragOffset) > 60) {
       dragOffset < 0 ? goTo(index + 1) : goTo(index - 1)
     } else {
       setDragOffset(0)
     }
-    isHorizontalDrag.current = null
+    isVerticalDrag.current = null
   }
 
   if (total === 0) return null
 
   // Positions relative to current index
   function getCardStyle(offset: number): React.CSSProperties {
-    const x = offset * 88 + dragOffset * (offset === 0 ? 1 : 0.15)
+    const y = offset * 88 + dragOffset * (offset === 0 ? 1 : 0.15)
     const scale = offset === 0 ? 1 : 0.88
     const opacity = Math.abs(offset) > 1 ? 0 : offset === 0 ? 1 : 0.5
     const zIndex = offset === 0 ? 10 : Math.abs(offset) === 1 ? 5 : 0
-    const rotateY = offset === 0 ? (dragOffset * -0.04) : (offset > 0 ? -6 : 6)
+    const rotateX = offset === 0 ? (dragOffset * 0.04) : (offset > 0 ? 6 : -6)
 
     return {
-      transform: `translateX(${x}%) scale(${scale}) rotateY(${rotateY}deg)`,
+      transform: `translateY(${y}%) scale(${scale}) rotateX(${rotateX}deg)`,
       opacity,
       zIndex,
       transition: dragging ? 'none' : 'all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94)',
@@ -149,36 +149,20 @@ export function MobileRolodex({ stores, onEdit, onDelete }: Props) {
           disabled={index === 0}
           className="w-9 h-9 flex items-center justify-center rounded-xl glass text-slate-400 hover:text-slate-200 disabled:opacity-25 disabled:cursor-not-allowed transition-colors"
         >
-          <ChevronLeft size={18} />
+          <ChevronUp size={18} />
         </button>
 
-        {/* Dot indicators — show up to 9, scroll window for larger sets */}
+        {/* Counter */}
-        <div className="flex items-center gap-1.5 overflow-hidden max-w-[160px]">
-          {total <= 9 ? (
-            Array.from({ length: total }, (_, i) => (
-              <button
-                key={i}
-                onClick={() => goTo(i)}
-                className={`rounded-full transition-all ${
-                  i === index
-                    ? 'w-5 h-2 bg-blue-400'
-                    : 'w-2 h-2 bg-slate-700 hover:bg-slate-500'
-                }`}
-              />
-            ))
-          ) : (
         <span className="text-sm font-medium text-slate-400 tabular-nums">
           {index + 1} <span className="text-slate-600">/ {total}</span>
         </span>
-          )}
-        </div>
 
         <button
           onClick={() => goTo(index + 1)}
           disabled={index === total - 1}
           className="w-9 h-9 flex items-center justify-center rounded-xl glass text-slate-400 hover:text-slate-200 disabled:opacity-25 disabled:cursor-not-allowed transition-colors"
         >
-          <ChevronRight size={18} />
+          <ChevronDown size={18} />
         </button>
       </div>
     </div>