FAZA 17: 2.5D Minecraft-Style Terrain + Y-Layer Stacking + Custom Sprites

COMPLETED FEATURES:

 Custom Sprite Integration:
- Player, Zombie, Merchant sprites (0.2 scale)
- 11 custom sprites + 5 asset packs loaded
- Auto-transparency processing (white/brown removal)
- Gravestone system with atlas extraction

 2.5D Minecraft-Style Terrain:
- Volumetric blocks with 25px thickness
- Strong left/right side shading (30%/50% darker)
- Minecraft-style texture patterns (grass, dirt, stone)
- Crisp black outlines for definition

 Y-Layer Stacking System:
- GRASS_FULL: All green (elevation > 0.7)
- GRASS_TOP: Green top + brown sides (elevation 0.4-0.7)
- DIRT: All brown (elevation < 0.4)
- Dynamic terrain depth based on height

 Floating Island World Edge:
- Stone cliff walls at map borders
- 2-tile transition zone
- Elevation flattening for cliff drop-off effect
- 100x100 world with defined boundaries

 Performance & Polish:
- Canvas renderer for pixel-perfect sharpness
- CSS image-rendering: crisp-edges
- willReadFrequently optimization
- No Canvas2D warnings

 Technical:
- 3D volumetric trees and rocks
- Hybrid rendering (2.5D terrain + 2D characters)
- Procedural texture generation
- Y-layer aware terrain type selection

FAZA_6_CHECKLIST.md

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+# FAZA 6: Save/Load Sistem - Checklist
+
+**Status:** ✅ ZAKLJUČENO
+
+**Datum:** 2025-12-06
+
+---
+
+## ✅ Opravila (Developer)
+
+- [x] Implementacija `SaveSystem.js`:
+    - [x] Metoda `saveGame(scene)`: Pobere podatke in shrani v localStorage.
+    - [x] Metoda `loadGame(scene)`: Prebere podatke in rekonstruira svet.
+- [x] Serializacija podatkov:
+    - [x] Teren (seed).
+    - [x] Igralec (pozicija X/Y).
+    - [x] NPC-ji (pozicije, tipi).
+    - [x] Kamera (Zoom).
+- [x] UI za Save/Load:
+    - [x] Tipke F5 (Save) in F9 (Load).
+    - [x] Obvestilo "Game Saved" in "Game Loaded".
+
+---
+
+## 🧪 Ročno testiranje (Naročnik)
+
+### Test 1: Shrani in Ponovni Zagon
+**Ukaz:** F5 -> Premik -> F9
+
+**Pričakovani rezultat:**
+- [x] Igralec skoči nazaj na shranjeno mesto.
+- [x] Teren ostane enak.
+- [x] NPC-ji se resetirajo na shranjene pozicije.
+
+---
+
+## 📋 Potrditev Naročnika
+
+```
+FAZA 6: [STATUS]
+- Testirano: [DA]
+- Datum testiranja: 2025-12-06
+- Opombe: Uporabnik potrdil delovanje.
+
+ODOBRENO ZA FAZO 7: [DA]
+
+Podpis naročnika: User
+```
+
+---
+
+## ➡️ Naslednji koraki (po odobritvi)
+
+Ko naročnik potrdi FAZO 6, se začne:
+**FAZA 7: Game Loop & Survival**
+- Day/Night cikel (sprememba svetlobe).
+- Padanje statistike (Lakota, Žeja).
+- Smrt in Respawn.