fix(ui): 修复主题切换功能，支持明暗主题动态切换

- 替换所有硬编码颜色为动态颜色
- 所有页面使用 Theme.of(context) 获取主题颜色
- 支持深色和浅色主题切换
- 修复 GlassPanel 和 NeonGlow 组件的主题适配
- 完善 lightMaterial ColorScheme 定义
- 测试主题切换功能正常

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

flutter_monisuo/lib/ui/components/neon_glow.dart

@@ -94,7 +94,7 @@ class NeonGlow extends StatelessWidget {
   }) {
     return NeonGlow(
       key: key,
-      glowColor: AppColorScheme.darkError.withValues(alpha: 0.3),
+      glowColor: AppColorScheme.down.withOpacity(0.3),
       blurRadius: blurRadius,
       borderRadius: borderRadius,
       child: child,
@@ -205,65 +205,77 @@ class _NeonButtonState extends State<NeonButton>
   }
 
   Color get _backgroundColor {
+    final isDark = Theme.of(context).brightness == Brightness.dark;
+    final colorScheme = Theme.of(context).colorScheme;
+
     switch (widget.type) {
       case NeonButtonType.primary:
-        return AppColorScheme.darkPrimary;
+        return colorScheme.primary;
       case NeonButtonType.secondary:
-        return AppColorScheme.darkSecondary;
+        return colorScheme.secondary;
       case NeonButtonType.tertiary:
-        return AppColorScheme.darkTertiary;
+        return AppColorScheme.up;
       case NeonButtonType.error:
-        return AppColorScheme.darkError;
+        return AppColorScheme.down;
       case NeonButtonType.outline:
         return Colors.transparent;
     }
   }
 
   Color get _foregroundColor {
+    final isDark = Theme.of(context).brightness == Brightness.dark;
+    final colorScheme = Theme.of(context).colorScheme;
+
     switch (widget.type) {
       case NeonButtonType.primary:
-        return AppColorScheme.darkOnPrimaryFixed;
+        return isDark ? AppColorScheme.darkOnPrimary : const Color(0xFFFFFFFF);
       case NeonButtonType.secondary:
-        return AppColorScheme.darkOnSecondary;
+        return isDark ? AppColorScheme.darkOnSecondary : const Color(0xFFFFFFFF);
       case NeonButtonType.tertiary:
-        return AppColorScheme.darkOnTertiaryFixed;
+        return isDark ? AppColorScheme.darkOnTertiary : const Color(0xFFFFFFFF);
       case NeonButtonType.error:
-        return AppColorScheme.darkOnError;
+        return const Color(0xFFFFFFFF);
       case NeonButtonType.outline:
-        return AppColorScheme.darkPrimary;
+        return colorScheme.primary;
     }
   }
 
   Color get _glowColor {
+    final isDark = Theme.of(context).brightness == Brightness.dark;
+    final colorScheme = Theme.of(context).colorScheme;
+
     switch (widget.type) {
       case NeonButtonType.primary:
-        return AppColorScheme.neonGlowPrimary;
+        return colorScheme.primary.withOpacity(isDark ? 0.15 : 0.08);
       case NeonButtonType.secondary:
-        return AppColorScheme.neonGlowSecondary;
+        return colorScheme.secondary.withOpacity(isDark ? 0.15 : 0.08);
       case NeonButtonType.tertiary:
-        return AppColorScheme.neonGlowTertiary;
+        return AppColorScheme.up.withOpacity(isDark ? 0.2 : 0.1);
       case NeonButtonType.error:
-        return AppColorScheme.darkError.withValues(alpha: 0.3);
+        return AppColorScheme.down.withOpacity(0.3);
       case NeonButtonType.outline:
-        return AppColorScheme.neonGlowPrimary;
+        return colorScheme.primary.withOpacity(isDark ? 0.15 : 0.08);
     }
   }
 
   LinearGradient? get _gradient {
     if (widget.type == NeonButtonType.outline) return null;
 
+    final isDark = Theme.of(context).brightness == Brightness.dark;
+    final colorScheme = Theme.of(context).colorScheme;
+
     switch (widget.type) {
       case NeonButtonType.primary:
-        return const LinearGradient(
-          colors: [AppColorScheme.darkPrimary, AppColorScheme.darkPrimaryContainer],
-          begin: Alignment(-0.7, -0.7),
-          end: Alignment(0.7, 0.7),
+        return LinearGradient(
+          colors: [colorScheme.primary, colorScheme.primaryContainer],
+          begin: const Alignment(-0.7, -0.7),
+          end: const Alignment(0.7, 0.7),
         );
       case NeonButtonType.secondary:
-        return const LinearGradient(
-          colors: [AppColorScheme.darkSecondary, AppColorScheme.darkSecondaryFixed],
-          begin: Alignment(-0.7, -0.7),
-          end: Alignment(0.7, 0.7),
+        return LinearGradient(
+          colors: [colorScheme.secondary, colorScheme.secondaryContainer ?? colorScheme.secondary],
+          begin: const Alignment(-0.7, -0.7),
+          end: const Alignment(0.7, 0.7),
         );
       case NeonButtonType.tertiary:
         return AppColorScheme.buyGradient;
@@ -276,6 +288,9 @@ class _NeonButtonState extends State<NeonButton>
 
   @override
   Widget build(BuildContext context) {
+    final colorScheme = Theme.of(context).colorScheme;
+    final isDark = Theme.of(context).brightness == Brightness.dark;
+
     final button = GestureDetector(
       onTapDown: widget.onPressed != null ? _onTapDown : null,
       onTapUp: widget.onPressed != null ? _onTapUp : null,
@@ -292,7 +307,7 @@ class _NeonButtonState extends State<NeonButton>
             borderRadius: BorderRadius.circular(AppRadius.xxl),
             border: widget.type == NeonButtonType.outline
                 ? Border.all(
-                    color: AppColorScheme.darkOutlineVariant.withValues(alpha: 0.3),
+                    color: colorScheme.outlineVariant.withOpacity(0.3),
                   )
                 : null,
           ),