wrapped room table in .room-table-scene div, built styles and scripts to ensure table scales w. available viewport or aperture space

src/static_src/scss/_room.scss

@@ -276,6 +276,7 @@ html:has(.gate-backdrop) {
     gap: 2rem;
     width: 100%;
     max-height: 80vh;
+    align-self: stretch;
 }
 
 // ─── Table hex + seat positions ────────────────────────────────────────────
@@ -415,7 +416,19 @@ html:has(.gate-backdrop) .position-strip .gate-slot button { pointer-events: aut
     display: flex;
     align-items: center;
     justify-content: center;
-    min-height: 300px;
+    min-height: 0;
+}
+
+// Fixed design-size scene; JS scales it to fill .room-table via transform: scale().
+// Design dims: seat reach is ±110px H / ±95px V from centre + seat element size.
+.room-table-scene {
+    width: 360px;
+    height: 300px;
+    position: relative;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    transform-origin: center center;
 }
 
 // Hex border: clip-path clips CSS borders, so the ring is a wrapper with the
@@ -590,7 +603,7 @@ html:has(.gate-backdrop) .position-strip .gate-slot button { pointer-events: aut
     align-items: center;
     justify-content: center;
     border-radius: 6px;
-    border: 1px solid rgba(var(--secUser), 1);
+    border: 2px solid rgba(var(--quiUser), 1);
     background: rgba(var(--terUser), 1);
     cursor: default;
     transition: box-shadow 0.2s ease;
@@ -669,9 +682,9 @@ $card-h: 120px;
     .card-back {
         transform: rotateY(0deg);
         font-size: 1.5rem;
-        color: rgba(var(--quaUser), 1);
-        background: rgba(var(--quiUser), 1);
-        border: 1px solid rgba(var(--terUser), 1);
+        color: rgba(var(--quiUser), 1);
+        background: rgba(var(--terUser), 1);
+        border: 2px solid rgba(var(--quiUser), 1);
     }
 
     .card-front {