clouds: raise deck and reduce terrain exaggeration

config.js

@@ -143,8 +143,8 @@ window.CONFIG = {
     // World units (1 unit ~ 12.9 km). Keep 'top' below the lowest flight
     // altitude so aircraft fly above the deck.
     clouds: {
-        top: 0.9,                 // ~11.6 km
-        bottom: -0.3,             // ~-3.9 km (deck base below the terrain)
+        top: 1.0,                 // ~12.9 km
+        bottom: 0.0,              // deck base at the terrain datum
         // Coverage per weather level, 0 = clear, 1 = overcast. Only the
         // levels listed here override the built-in defaults
         // (sunny 0.20, cloudy 0.70, stormy 0.80, night 0.45). Live weather
@@ -233,7 +233,7 @@ window.CONFIG = {
     // height field the terrain shadows are cast against.
     terrain: {
         enabled: true,            // false = flat plane (no DEM, no terrain shadows)
-        exaggeration: 8,          // vertical scale (1 = real, nearly invisible here)
+        exaggeration: 4,          // vertical scale (1 = real, nearly invisible here)
         edgeFadeTiles: 4,         // soft rim at the mosaic border, in tiles (~13 km)
         edgeSkirtKm: 800,         // coarse outer terrain pulled past the horizon
         edgeSkirtRings: 24,       // coarse rings in the outer skirt