refactor from disgusting monolith

static/main.css

@@ -0,0 +1,38 @@
+html, body { 
+  margin:0; padding:0; height:100%; 
+  background:#0b1320; color:#fff; 
+  font-family:system-ui, sans-serif; 
+  overflow:hidden; 
+}
+
+.snowfall { position: fixed; inset:0; pointer-events:none; z-index:1; }
+.flake { 
+  position:absolute; top:-10px; width:6px; height:6px; 
+  background:rgba(255,255,255,0.9); border-radius:50%; 
+  animation:fall linear infinite; 
+}
+@keyframes fall { to { transform: translateY(110vh); } }
+
+.snow-wrapper { 
+  position:fixed; bottom:0; left:0; width:100%; height:0%; 
+  transition:height 2s ease-out; z-index:2; overflow:hidden; 
+}
+svg { position:absolute; top:-80px; width:100%; height:160px; }
+.snow-body { 
+  position:absolute; bottom:0; width:100%; height:100%; 
+  background:
+    radial-gradient(circle at 20% 20%, #fff 0 2px, transparent 3px),
+    radial-gradient(circle at 60% 40%, #f2f8ff 0 2px, transparent 3px),
+    radial-gradient(circle at 80% 30%, #fff 0 2px, transparent 3px),
+    linear-gradient(#fff, #e6f2ff);
+  background-size:40px 40px,60px 60px,50px 50px,100% 100%; 
+}
+
+.container { 
+  position:relative; z-index:3; height:100%; 
+  display:flex; flex-direction:column; justify-content:center; 
+  align-items:center; gap:.75rem; pointer-events:none; 
+}
+h1 { font-size:clamp(2.5rem,6vw,4rem); margin:0; }
+.amount { font-size:clamp(1.5rem,4vw,2.5rem); opacity:0.9; }
+.meta { opacity:0.6; font-size:0.9rem; }