From 6b70e790cc8b31d62201114e93491032e810bebf Mon Sep 17 00:00:00 2001
From: pkdee <gdpark.dev@gmail.com>
Date: Sun, 5 Jul 2026 02:28:06 +0900
Subject: [PATCH] =?UTF-8?q?chore:=20seed=20=EC=B5=9C=EC=8B=A0=20=ED=86=A0?=
 =?UTF-8?q?=ED=81=B0=20=EB=B0=98=EC=98=81=20+=20DkBadge=20solid=20?=
 =?UTF-8?q?=EB=B3=80=ED=98=95=20=EC=A0=9C=EA=B1=B0?=
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- flutter pub upgrade seed_design(861b9b) — fgSubtle 72% 대비 보정·hue subtle 통일
- 본문·보조 텍스트 대비 테스트 추가(seed 게이트 미러, 업그레이드 전 RED 검증)
- DkBadge.solid 제거 — 미사용 + 다크 앰버 배경 흰 글자 대비 미달 경로

Closes #208
---
 lib/widgets/dk_badge.dart     |  9 ++++-----
 pubspec.lock                  |  2 +-
 test/theme_contrast_test.dart | 26 ++++++++++++++++++++++++++
 3 files changed, 31 insertions(+), 6 deletions(-)

diff --git a/lib/widgets/dk_badge.dart b/lib/widgets/dk_badge.dart
index 23ef0e9..79e8c6e 100644
--- a/lib/widgets/dk_badge.dart
+++ b/lib/widgets/dk_badge.dart
@@ -13,27 +13,26 @@ enum DkTone { neutral, primary, success, warning, danger, info, violet }
 }
 
 /// 디자인 시스템 뱃지. 프로토타입 `Badge`: padding 3×9, radius 8, 12/600.
-/// [solid]이면 fg 배경 + 흰 글자.
+/// 톤은 항상 subtle 배경 + Fg 텍스트(대비 게이트 보장 조합). 과거 solid 변형(톤색
+/// 배경 + 흰 글자)은 다크 앰버 위 대비 미달 경로라 제거했다(2026-07-05 감사).
 class DkBadge extends StatelessWidget {
   const DkBadge(
     this.label, {
     super.key,
     this.tone = DkTone.neutral,
     this.leading,
-    this.solid = false,
   });
 
   final String label;
   final DkTone tone;
   final Widget? leading;
-  final bool solid;
 
   @override
   Widget build(BuildContext context) {
     final DkTokens t = DkTheme.of(context);
     final colors = dkToneColors(t, tone);
-    final Color bg = solid ? colors.fg : colors.bg;
-    final Color fg = solid ? t.onPrimary : colors.fg;
+    final Color bg = colors.bg;
+    final Color fg = colors.fg;
 
     return Container(
       padding: const EdgeInsets.symmetric(
diff --git a/pubspec.lock b/pubspec.lock
index 479efa9..7c6aec7 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -709,7 +709,7 @@ packages:
     description:
       path: "."
       ref: HEAD
-      resolved-ref: "1910eca50b7a64b1ebbf80c10fcc3eb30487f864"
+      resolved-ref: "861b9bd00fc0e35f7d01901ce97a12fb028b55f3"
       url: "https://github.com/ieoseo/seed-design.git"
     source: git
     version: "0.1.0"
diff --git a/test/theme_contrast_test.dart b/test/theme_contrast_test.dart
index 0d0f115..fd22b62 100644
--- a/test/theme_contrast_test.dart
+++ b/test/theme_contrast_test.dart
@@ -85,6 +85,32 @@ void main() {
         expect(t.byKey('onPrimary'), t.onPrimary);
         expect(_contrast(t.onPrimary, t.primary), greaterThanOrEqualTo(4.5));
       });
+
+      test('본문·보조 텍스트는 표면 4종 위 4.5:1 이상(seed 게이트 미러)', () {
+        final Map<String, Color> fgs = <String, Color>{
+          'fg': t.fg,
+          'fgMuted': t.fgMuted,
+          'fgSubtle': t.fgSubtle,
+        };
+        final Map<String, Color> bgs = <String, Color>{
+          'bg': t.bg,
+          'bgSubtle': t.bgSubtle,
+          'bgPress': t.bgPress,
+          'page': t.page,
+        };
+        for (final MapEntry<String, Color> f in fgs.entries) {
+          for (final MapEntry<String, Color> b in bgs.entries) {
+            final Color fg = _composite(f.value, b.value);
+            final double ratio = _contrast(fg, b.value);
+            expect(
+              ratio,
+              greaterThanOrEqualTo(4.5),
+              reason:
+                  '$label ${f.key} on ${b.key} = ${ratio.toStringAsFixed(2)}:1',
+            );
+          }
+        }
+      });
     });
   }