Fix ESC quitting, memory layout overlap, shuffle and move counting

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

main.odin

@@ -13,6 +13,7 @@ mouse_y: i32
 main :: proc() {
     raylib.InitWindow(themes.SCREEN_WIDTH, themes.SCREEN_HEIGHT, cstring("HanjaKanaMun"))
     defer raylib.CloseWindow()
+    raylib.SetExitKey(raylib.KeyboardKey.KEY_NULL)
     
     assets.load_fonts()
     defer assets.unload_fonts()

src/memory/memory.odin

@@ -1,5 +1,6 @@
 package memory
 
+import "core:math/rand"
 import raylib "vendor:raylib"
 import themes "../themes"
 import card "../card"
@@ -48,18 +49,11 @@ init_memory_game :: proc() {
         }
     }
     
-    for i := 0; i < 100; i += 1 {
+    rand.shuffle(memory_cards[:])
-        a := i % 24
-        b := (i * 7) % 24
-        temp := memory_cards[a]
-        memory_cards[a] = memory_cards[b]
-        memory_cards[b] = temp
-    }
     
     total_w := themes.GRID_COLS * (themes.CARD_WIDTH + themes.CARD_SPACING) - themes.CARD_SPACING
-    total_h := themes.GRID_ROWS * (themes.CARD_HEIGHT + themes.CARD_SPACING) - themes.CARD_SPACING
     start_x := (themes.SCREEN_WIDTH - total_w) / 2
-    start_y := (themes.SCREEN_HEIGHT - total_h) / 2
+    start_y := themes.GRID_TOP
     
     for i := 0; i < 24; i += 1 {
         row := i32(i) / themes.GRID_COLS
@@ -118,18 +112,19 @@ update_memory_game :: proc(delta_time: f32, mouse_x, mouse_y: i32) {
     
     if memory_state == MemoryState.WAITING || memory_state == MemoryState.FIRST {
         for i := 0; i < 24; i += 1 {
-            if !memory_cards[i].is_matched && !memory_cards[i].is_flipping {
+            if !memory_cards[i].is_matched && !memory_cards[i].is_flipping &&
+               !memory_cards[i].is_face_up && i32(i) != memory_first {
                 if card.is_card_clicked(&memory_cards[i], mouse_x, mouse_y) &&
                    raylib.IsMouseButtonPressed(raylib.MouseButton.LEFT) {
                     memory_cards[i].is_flipping = true
                     memory_cards[i].flip_direction = true
                     memory_cards[i].flip_progress = 0.0
-                    memory_moves += 1
                     if memory_first == -1 {
                         memory_first = i32(i)
                         memory_state = MemoryState.FIRST
-                    } else if i32(i) != memory_first {
+                    } else {
                         memory_second = i32(i)
+                        memory_moves += 1
                         memory_state = MemoryState.SECOND
                     }
                     break
@@ -148,24 +143,25 @@ draw_memory_game :: proc(mouse_x, mouse_y: i32) -> i32 {
     
     font := assets.get_font()
     title: cstring = "Memory Game - Japanese"
-    title_w := raylib.MeasureText(title, themes.TITLE_FONT_SIZE)
+    title_size: i32 = 48
+    title_w := raylib.MeasureText(title, title_size)
     title_x := (themes.SCREEN_WIDTH - title_w) / 2
-    raylib.DrawTextEx(font, title, raylib.Vector2{f32(title_x + 4), 54}, f32(themes.TITLE_FONT_SIZE), 0, themes.BLACK)
+    raylib.DrawTextEx(font, title, raylib.Vector2{f32(title_x + 3), 33}, f32(title_size), 0, themes.BLACK)
-    raylib.DrawTextEx(font, title, raylib.Vector2{f32(title_x), 50}, f32(themes.TITLE_FONT_SIZE), 0, themes.JAPAN_PRIMARY)
+    raylib.DrawTextEx(font, title, raylib.Vector2{f32(title_x), 30}, f32(title_size), 0, themes.JAPAN_PRIMARY)
     
     info_text := raylib.TextFormat("Moves: %d | Time: %.1fs", memory_moves, memory_time)
     info_w := raylib.MeasureText(info_text, themes.SUBTITLE_FONT_SIZE)
     info_x := (themes.SCREEN_WIDTH - info_w) / 2
-    raylib.DrawTextEx(font, info_text, raylib.Vector2{f32(info_x), 150}, f32(themes.SUBTITLE_FONT_SIZE), 0, themes.DARK_GRAY)
+    raylib.DrawTextEx(font, info_text, raylib.Vector2{f32(info_x), 92}, f32(themes.SUBTITLE_FONT_SIZE), 0, themes.DARK_GRAY)
     
     for i := 0; i < 24; i += 1 {
         card.draw_card(&memory_cards[i], mouse_x, mouse_y, themes.JAPAN_PRIMARY)
     }
     
-    back_w := themes.BUTTON_WIDTH
+    back_w: i32 = 120
-    back_h := themes.BUTTON_HEIGHT
+    back_h: i32 = 50
-    back_x := (themes.SCREEN_WIDTH - back_w) / 2
+    back_x: i32 = 30
-    back_y := themes.SCREEN_HEIGHT - 100
+    back_y: i32 = 30
     back_hovered := mouse_x >= back_x && mouse_x <= back_x + back_w &&
                     mouse_y >= back_y && mouse_y <= back_y + back_h
     back_color := themes.JAPAN_PRIMARY

src/themes/themes.odin

@@ -26,9 +26,10 @@ TITLE_FONT_SIZE: i32 = 72
 SUBTITLE_FONT_SIZE: i32 = 24
 BUTTON_FONT_SIZE: i32 = 24
 
-CARD_WIDTH: i32 = 100
+CARD_WIDTH: i32 = 90
-CARD_HEIGHT: i32 = 140
+CARD_HEIGHT: i32 = 120
-CARD_SPACING: i32 = 15
+CARD_SPACING: i32 = 12
+GRID_TOP: i32 = 140
 GRID_ROWS: i32 = 4
 GRID_COLS: i32 = 6
 FLIP_DELAY: f32 = 1.0