Update seed asset

assets/style.css

@@ -8,6 +8,7 @@
     --text-muted: #7a6b5a;
     --border: #d1c7b7;
     --shadow: 0 4px 8px rgba(74, 59, 42, 0.1); /* Warmer shadow */
+    --seed-opacity: 0.09;
     
 
     --modal-bg: #f8f5e6;
@@ -453,7 +454,7 @@ button:active { transform: scale(0.97); box-shadow: none; }
     width: 200px;
     height: 200px;
     background: url('textures/seed.svg') no-repeat center/contain;
-    opacity: 0.4;
+    opacity: var(--seed-opacity, 0.07);
     mix-blend-mode: screen;
     filter: drop-shadow(0 4px 10px rgba(200, 190, 160, 0.55));
     animation: seedDrift 2.6s ease-in-out infinite alternate, seedFlicker 1.4s ease-in-out infinite alternate;