fix(ui): 对齐所有页面样式到 Pencil 设计规范

transfer_page.dart:
- 金色主题统一（Light: secondary #F59E0B, Dark: primary #D4AF37）
- 修复交换按钮和确认按钮颜色

home_page.dart:
- Asset Card 圆角 14px
- 总资产字号 28px (displayLarge)
- "预估总资产"字号 13px (bodyLarge)
- 盈亏标签/数值字重调整

quick_actions_row.dart:
- padding 统一为 16px

welfare_center_page.dart:
- _statusBadge padding [6, 14]

trade_form_card.dart / price_card.dart:
- 样式细节对齐

flutter_monisuo/build/web/main.dart.js_77.part.js

@@ -1,7 +1,7 @@
 ((a,b)=>{a[b]=a[b]||{}})(self,"$__dart_deferred_initializers__")
 $__dart_deferred_initializers__.current=function(a,b,c,$){var B,A={
 b5F(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.a_6(v,u)
+u=new A.a_5(v,u)
 u.bg(d,w,e,w)
 y=u.a
 x=v.r
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u0d0e\u0d32\u0d4d\u0d32\u0d3e\u0d02 \u0d24
 break A}if("keyboardToolbar.done"===e){y="\u0d2a\u0d42\u0d7c\u0d24\u0d4d\u0d24\u0d3f\u0d2f\u0d3e\u0d2f\u0d3f"
 break A}y=null
 break A}return y},
-bpc(d){return new A.aUd(d)},
-a_6:function a_6(d,e){var _=this
+bpc(d){return new A.aUe(d)},
+a_5:function a_5(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aQ8:function aQ8(){},
-aUd:function aUd(d){this.a=d},
-aba:function aba(){}}
+aQ9:function aQ9(){},
+aUe:function aUe(d){this.a=d},
+ab9:function ab9(){}}
 B=c[0]
 A=a.updateHolder(c[49],A)
-A.a_6.prototype={
+A.a_5.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb8(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aQ8()}return x},
+x=y.z=new A.aQ9()}return x},
 gbc(){return this.r}}
-A.aQ8.prototype={
+A.aQ9.prototype={
 gbi(){return"\u0d2e\u0d41\u0d31\u0d3f\u0d15\u0d4d\u0d15\u0d41\u0d15"},
 gbh(){return"\u0d2a\u0d15\u0d7c\u0d24\u0d4d\u0d24\u0d41\u0d15"},
 gbj(){return"\u0d12\u0d1f\u0d4d\u0d1f\u0d3f\u0d15\u0d4d\u0d15\u0d41\u0d15"},
 gbf(){return"\u0d0e\u0d32\u0d4d\u0d32\u0d3e\u0d02 \u0d24\u0d3f\u0d30\u0d1e\u0d4d\u0d1e\u0d46\u0d1f\u0d41\u0d15\u0d4d\u0d15\u0d41\u0d15"}}
-A.aba.prototype={}
+A.ab9.prototype={}
 var z=a.updateTypes([])
-A.aUd.prototype={
+A.aUe.prototype={
 $1(d){return A.bnT(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.aba,B.a_)
-x(A.a_6,A.aba)
-x(A.aQ8,B.b2)
-x(A.aUd,B.aU)
-y(A.aba,B.b0)})()
-B.b8(b.typeUniverse,JSON.parse('{"a_6":{"a_":[]}}'))};
-(a=>{a["PHEd1pSxllcIh5jugZeB5c7Gu+E="]=a.current})($__dart_deferred_initializers__);
+x(A.ab9,B.a_)
+x(A.a_5,A.ab9)
+x(A.aQ9,B.b2)
+x(A.aUe,B.aU)
+y(A.ab9,B.b0)})()
+B.b8(b.typeUniverse,JSON.parse('{"a_5":{"a_":[]}}'))};
+(a=>{a["1w6uJv+HLGD3JmqXlW/bhPxzkFc="]=a.current})($__dart_deferred_initializers__);