Initial commit: Star of Words Unity project

Snapshot of the existing Unity 6 language-learning word game before any
refactoring. Adds Unity .gitignore and .gitattributes.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Assets/Scripts/MainMenuController.cs

@@ -0,0 +1,140 @@
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.SceneManagement;
+
+public class MainMenuController : MonoBehaviour
+{
+    [Header("Buttons")]
+    [SerializeField] private Button btnPlay;
+    [SerializeField] private Button btnContinue;
+    [SerializeField] private Button btnWords;
+    [SerializeField] private Button btnLeaderboard;
+    [SerializeField] private Button btnExit;
+    [SerializeField] private Button btnSettings;
+
+    [Header("Audio")]
+    [SerializeField] private AudioSource musicSource;
+    [SerializeField] private AudioSource sfxSource;
+    [SerializeField] private AudioClip clickSound;
+    [SerializeField] private AudioClip menuMusic;
+
+    private bool hasSave = false;
+
+    private void Awake()
+    {
+        ValidateComponents();
+    }
+
+    private void Start()
+    {
+        DetectSaveFile();
+        ConfigureContinueButton();
+        PlayMenuMusic();
+        BindButtonEvents();
+    }
+
+    // ===============================
+    // BUTTON EVENTS
+    // ===============================
+    private void BindButtonEvents()
+    {
+        btnPlay.onClick.AddListener(() => { PlayClick(); StartNewGame(); });
+        btnContinue.onClick.AddListener(() => { PlayClick(); ContinueGame(); });
+        btnWords.onClick.AddListener(() => { PlayClick(); GoWords(); });
+        btnLeaderboard.onClick.AddListener(() => { PlayClick(); GoLeaderboard(); });
+        btnExit.onClick.AddListener(() => { PlayClick(); ExitGame(); });
+        btnSettings.onClick.AddListener(() => { PlayClick(); OpenSettings(); });
+    }
+
+    private void StartNewGame()
+    {
+        SceneManager.LoadScene("ModeSelect");
+    }
+
+    private void ContinueGame()
+    {
+        int lastLevel = PlayerPrefs.GetInt("LastPlayedLevel", 1);
+        SceneManager.LoadScene("GameScene_Level" + lastLevel);
+    }
+
+    private void GoWords()
+    {
+        SceneManager.LoadScene("WordsScene");
+    }
+
+    private void GoLeaderboard()
+    {
+        SceneManager.LoadScene("LeaderboardScene");
+    }
+
+    private void OpenSettings()
+    {
+        SceneManager.LoadScene("SettingsScene");
+    }
+
+    private void ExitGame()
+    {
+        PlayClick(); // click sesi varsa
+
+#if UNITY_EDITOR
+        UnityEditor.EditorApplication.isPlaying = false;
+#elif UNITY_ANDROID
+        Application.Quit();
+        System.Diagnostics.Process.GetCurrentProcess().Kill(); 
+#elif UNITY_IOS
+        Application.Quit();
+#else
+        Application.Quit();
+#endif
+    }
+
+
+    // ===============================
+    // SAVE SYSTEM
+    // ===============================
+    private void DetectSaveFile()
+    {
+        hasSave = PlayerPrefs.HasKey("LastPlayedLevel");
+    }
+
+    private void ConfigureContinueButton()
+    {
+        if (!hasSave)
+        {
+            btnContinue.interactable = false;
+            var text = btnContinue.GetComponentInChildren<Text>();
+            if (text != null) text.color = new Color(1f, 1f, 1f, 0.4f);
+        }
+        else
+        {
+            btnContinue.interactable = true;
+        }
+    }
+
+    // ===============================
+    // AUDIO
+    // ===============================
+    private void PlayMenuMusic()
+    {
+        if (musicSource == null || menuMusic == null)
+            return;
+
+        musicSource.clip = menuMusic;
+        musicSource.loop = true;
+
+        if (!musicSource.isPlaying)
+            musicSource.Play();
+    }
+
+    private void PlayClick()
+    {
+        if (sfxSource != null && clickSound != null)
+            sfxSource.PlayOneShot(clickSound);
+    }
+
+    private void ValidateComponents()
+    {
+        if (btnSettings == null)
+            Debug.LogWarning("Btn_Settings atanmadı!");
+    }
+}